.header[data-v-3b987169]{background:white;box-shadow:0 2px 10px #0000001a;position:fixed;top:0;left:0;right:0;z-index:1000}.nav[data-v-3b987169]{display:flex;justify-content:space-between;align-items:center;height:70px}.logo-link[data-v-3b987169]{display:flex;align-items:center;font-size:24px;font-weight:700;color:#667eea}.logo-link i[data-v-3b987169]{margin-right:10px;font-size:28px}.nav-menu[data-v-3b987169]{display:flex;list-style:none;gap:30px}.nav-link[data-v-3b987169]{color:#333;font-weight:500;transition:color .3s ease;padding:10px 0}.nav-link[data-v-3b987169]:hover,.nav-link.router-link-active[data-v-3b987169]{color:#667eea}.admin-link[data-v-3b987169]{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff!important;padding:8px 16px!important;border-radius:20px;font-weight:600;transition:all .3s ease}.admin-link[data-v-3b987169]:hover{transform:translateY(-2px);box-shadow:0 4px 12px #667eea4d}.admin-link.router-link-active[data-v-3b987169]{background:linear-gradient(135deg,#5a6fd8 0%,#6a42a0 100%)}.nav-actions[data-v-3b987169]{display:flex;gap:15px;align-items:center}.cart-icon[data-v-3b987169]{position:relative}.cart-link[data-v-3b987169]{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background:#f8f9fa;color:#6c757d;text-decoration:none;transition:all .3s ease;position:relative}.cart-link[data-v-3b987169]:hover{background:#667eea;color:#fff;transform:translateY(-2px)}.cart-badge[data-v-3b987169]{position:absolute;top:-5px;right:-5px;background:#e74c3c;color:#fff;border-radius:50%;width:20px;height:20px;display:flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:600;animation:pulse-3b987169 2s infinite}@keyframes pulse-3b987169{0%{transform:scale(1)}50%{transform:scale(1.1)}to{transform:scale(1)}}.user-info[data-v-3b987169]{display:flex;align-items:center;gap:15px;padding:8px 16px;background:#f8f9fa;border-radius:8px;border:1px solid #e9ecef}.user-avatar[data-v-3b987169]{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px}.user-details[data-v-3b987169]{display:flex;flex-direction:column;gap:2px}.username[data-v-3b987169]{font-weight:600;color:#2c3e50;font-size:14px;cursor:pointer;transition:color .3s ease;padding:4px 8px;border-radius:4px}.username[data-v-3b987169]:hover{color:#667eea;background:#f8f9fa}.user-type[data-v-3b987169]{font-size:12px;color:#7f8c8d;background:#ecf0f1;padding:2px 8px;border-radius:12px;text-align:center}.user-actions[data-v-3b987169]{margin-left:10px}.btn-outline[data-v-3b987169]{background:transparent;border:1px solid #ddd;color:#7f8c8d;padding:6px 12px;font-size:12px;border-radius:4px;transition:all .3s ease}.btn-outline[data-v-3b987169]:hover{background:#f8f9fa;border-color:#e74c3c;color:#e74c3c}.auth-buttons[data-v-3b987169]{display:flex;gap:15px}.btn[data-v-3b987169]{display:inline-block;padding:10px 20px;border-radius:5px;font-weight:500;transition:all .3s ease;text-decoration:none;text-align:center}.btn-primary[data-v-3b987169]{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff}.btn-primary[data-v-3b987169]:hover{transform:translateY(-2px);box-shadow:0 5px 15px #667eea66}.btn-secondary[data-v-3b987169]{background:#f8f9fa;color:#333;border:1px solid #dee2e6}.btn-secondary[data-v-3b987169]:hover{background:#e9ecef}@media (max-width: 768px){.nav-menu[data-v-3b987169]{display:none}.nav[data-v-3b987169]{height:60px}.logo-link[data-v-3b987169]{font-size:20px}.logo-link i[data-v-3b987169]{font-size:24px}.user-info[data-v-3b987169]{padding:6px 12px;gap:10px}.user-details[data-v-3b987169]{display:none}.auth-buttons[data-v-3b987169]{gap:10px}.btn[data-v-3b987169]{padding:8px 16px;font-size:14px}}.footer[data-v-7befa14e]{background:#2c3e50;color:#fff;padding:40px 0 20px;margin-top:auto}.footer-content[data-v-7befa14e]{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:40px;margin-bottom:30px}.footer-section h3[data-v-7befa14e],.footer-section h4[data-v-7befa14e]{margin-bottom:15px;color:#3498db}.footer-section ul[data-v-7befa14e]{list-style:none}.footer-section li[data-v-7befa14e]{margin-bottom:8px;display:flex;align-items:center}.footer-section i[data-v-7befa14e]{margin-right:10px;width:16px}.footer-section a[data-v-7befa14e]{color:#bdc3c7;transition:color .3s ease}.footer-section a[data-v-7befa14e]:hover{color:#3498db}.social-links[data-v-7befa14e]{display:flex;gap:15px}.social-link[data-v-7befa14e]{display:flex;align-items:center;justify-content:center;width:40px;height:40px;background:#34495e;border-radius:50%;transition:background .3s ease}.social-link[data-v-7befa14e]:hover{background:#3498db}.footer-bottom[data-v-7befa14e]{border-top:1px solid #34495e;padding-top:20px;text-align:center;color:#95a5a6}@media (max-width: 768px){.footer-content[data-v-7befa14e]{grid-template-columns:1fr;gap:30px}.social-links[data-v-7befa14e]{justify-content:center}}#app[data-v-198f9c5b]{min-height:100vh;display:flex;flex-direction:column}.main-content[data-v-198f9c5b]{flex:1;padding-top:80px}.home-page[data-v-a09fd692]{min-height:calc(100vh - 140px)}.hero[data-v-a09fd692]{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;padding:100px 0;text-align:center}.hero-content[data-v-a09fd692]{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.hero-text h1[data-v-a09fd692]{font-size:3rem;margin-bottom:20px;font-weight:700}.hero-text p[data-v-a09fd692]{font-size:1.2rem;margin-bottom:30px;opacity:.9}.hero-actions[data-v-a09fd692]{display:flex;gap:20px;justify-content:center}.hero-image[data-v-a09fd692]{font-size:10rem;opacity:.8;text-align:center}.features[data-v-a09fd692]{padding:80px 0;background:white}.section-title[data-v-a09fd692]{text-align:center;font-size:2.5rem;margin-bottom:50px;color:#2c3e50}.features-grid[data-v-a09fd692]{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:40px}.feature-card[data-v-a09fd692]{text-align:center;padding:40px 20px}.feature-icon[data-v-a09fd692]{font-size:3rem;color:#667eea;margin-bottom:20px}.feature-card h3[data-v-a09fd692]{font-size:1.5rem;margin-bottom:15px;color:#2c3e50}.feature-card p[data-v-a09fd692]{color:#7f8c8d;line-height:1.6}.recent-homework[data-v-a09fd692]{padding:80px 0;background:#f8f9fa}.homework-list[data-v-a09fd692]{display:grid;gap:20px;max-width:800px;margin:0 auto}.homework-card[data-v-a09fd692]{background:white;padding:25px;border-radius:10px;box-shadow:0 2px 10px #0000001a;transition:transform .3s ease}.homework-card[data-v-a09fd692]:hover{transform:translateY(-5px)}.homework-header[data-v-a09fd692]{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.homework-header h4[data-v-a09fd692]{color:#2c3e50;font-size:1.2rem}.subject-tag[data-v-a09fd692]{padding:5px 12px;border-radius:20px;font-size:.8rem;font-weight:600;color:#fff}.subject-tag.数学[data-v-a09fd692]{background:#e74c3c}.subject-tag.英语[data-v-a09fd692]{background:#3498db}.subject-tag.物理[data-v-a09fd692]{background:#9b59b6}.homework-desc[data-v-a09fd692]{color:#7f8c8d;margin-bottom:15px;line-height:1.5}.homework-meta[data-v-a09fd692]{display:flex;gap:20px;font-size:.9rem;color:#95a5a6}.homework-meta i[data-v-a09fd692]{margin-right:5px}@media (max-width: 768px){.hero-content[data-v-a09fd692]{grid-template-columns:1fr;gap:40px;text-align:center}.hero-text h1[data-v-a09fd692]{font-size:2rem}.hero-image[data-v-a09fd692]{font-size:6rem}.hero-actions[data-v-a09fd692]{flex-direction:column;align-items:center}.section-title[data-v-a09fd692]{font-size:2rem}.homework-header[data-v-a09fd692]{flex-direction:column;align-items:flex-start;gap:10px}.homework-meta[data-v-a09fd692]{flex-direction:column;gap:10px}}.content-page[data-v-ead041b6]{min-height:calc(100vh - 140px);padding:40px 0}.page-header[data-v-ead041b6]{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px}.page-header h1[data-v-ead041b6]{color:#2c3e50;margin-bottom:5px;font-size:2.5rem}.page-subtitle[data-v-ead041b6]{color:#7f8c8d;font-size:1.1rem}.content-layout[data-v-ead041b6]{display:grid;grid-template-columns:300px 1fr;gap:30px}.outline-sidebar[data-v-ead041b6]{background:white;border-radius:10px;box-shadow:0 2px 10px #0000001a;padding:20px;height:fit-content;position:sticky;top:100px}.outline-header[data-v-ead041b6]{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:15px;border-bottom:1px solid #e9ecef}.outline-header h3[data-v-ead041b6]{color:#2c3e50;margin:0}.outline-section[data-v-ead041b6]{margin-bottom:25px}.outline-section h4[data-v-ead041b6]{color:#34495e;margin-bottom:12px;font-size:.9rem;font-weight:600}.subject-list[data-v-ead041b6],.grade-list[data-v-ead041b6],.status-list[data-v-ead041b6]{display:flex;flex-direction:column;gap:8px}.subject-item[data-v-ead041b6],.grade-item[data-v-ead041b6],.status-item[data-v-ead041b6]{display:flex;justify-content:space-between;align-items:center;padding:8px 12px;border-radius:6px;cursor:pointer;transition:all .3s ease}.subject-item[data-v-ead041b6]:hover,.grade-item[data-v-ead041b6]:hover,.status-item[data-v-ead041b6]:hover{background:#f8f9fa}.subject-item.active[data-v-ead041b6],.grade-item.active[data-v-ead041b6],.status-item.active[data-v-ead041b6]{background:#667eea;color:#fff}.subject-name[data-v-ead041b6],.grade-name[data-v-ead041b6],.status-name[data-v-ead041b6]{font-size:.9rem}.subject-count[data-v-ead041b6],.grade-count[data-v-ead041b6],.status-count[data-v-ead041b6]{font-size:.8rem;background:rgba(255,255,255,.2);padding:2px 6px;border-radius:10px}.subject-item.active .subject-count[data-v-ead041b6],.grade-item.active .grade-count[data-v-ead041b6],.status-item.active .status-count[data-v-ead041b6]{background:rgba(255,255,255,.3)}.status-indicator[data-v-ead041b6]{width:8px;height:8px;border-radius:50%;margin-right:8px}.status-indicator.pending[data-v-ead041b6]{background:#e74c3c}.status-indicator.completed[data-v-ead041b6]{background:#27ae60}.status-indicator.overdue[data-v-ead041b6]{background:#95a5a6}.stats-summary[data-v-ead041b6]{margin-top:20px;padding-top:20px;border-top:1px solid #e9ecef}.stat-item[data-v-ead041b6]{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;font-size:.9rem}.stat-label[data-v-ead041b6]{color:#7f8c8d}.stat-value[data-v-ead041b6]{font-weight:600;color:#2c3e50}.stat-value.completed[data-v-ead041b6]{color:#27ae60}.stat-value.pending[data-v-ead041b6]{color:#e74c3c}.content-main[data-v-ead041b6]{background:white;border-radius:10px;box-shadow:0 2px 10px #0000001a;padding:0;overflow:hidden}.filter-toolbar[data-v-ead041b6]{display:flex;justify-content:space-between;align-items:center;padding:20px;border-bottom:1px solid #e9ecef;background:#f8f9fa}.filter-left[data-v-ead041b6]{display:flex;align-items:center;gap:20px;flex:1}.search-box[data-v-ead041b6]{position:relative;width:300px}.search-box i[data-v-ead041b6]{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:#95a5a6}.search-input[data-v-ead041b6]{width:100%;padding:10px 10px 10px 35px;border:1px solid #ddd;border-radius:6px;font-size:14px}.filter-tags[data-v-ead041b6]{display:flex;gap:10px;flex-wrap:wrap}.filter-tag[data-v-ead041b6]{display:flex;align-items:center;gap:5px;background:#667eea;color:#fff;padding:4px 8px;border-radius:4px;font-size:.8rem;cursor:pointer}.filter-tag[data-v-ead041b6]:hover{background:#5a6fd8}.clear-all[data-v-ead041b6]{color:#667eea;cursor:pointer;font-size:.8rem;text-decoration:underline}.filter-right[data-v-ead041b6]{display:flex;align-items:center;gap:15px}.sort-select[data-v-ead041b6]{padding:8px 12px;border:1px solid #ddd;border-radius:4px;font-size:14px}.btn-view-toggle[data-v-ead041b6]{padding:8px 12px;border:1px solid #ddd;background:white;border-radius:4px;cursor:pointer;transition:all .3s ease}.btn-view-toggle.active[data-v-ead041b6]{background:#667eea;color:#fff;border-color:#667eea}.homework-list[data-v-ead041b6]{padding:20px;min-height:400px}.homework-list.grid[data-v-ead041b6]{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}.homework-list.list[data-v-ead041b6]{display:flex;flex-direction:column;gap:15px}.homework-card[data-v-ead041b6]{background:white;border:1px solid #e9ecef;border-radius:8px;padding:20px;transition:all .3s ease}.homework-card[data-v-ead041b6]:hover{transform:translateY(-2px);box-shadow:0 4px 15px #0000001a}.homework-card.pending[data-v-ead041b6]{border-left:4px solid #e74c3c}.homework-card.completed[data-v-ead041b6]{border-left:4px solid #27ae60}.homework-card.overdue[data-v-ead041b6]{border-left:4px solid #95a5a6}.card-header[data-v-ead041b6]{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.subject-badge[data-v-ead041b6]{padding:4px 8px;border-radius:4px;font-size:.8rem;font-weight:600;color:#fff}.subject-badge.语文[data-v-ead041b6]{background:#e74c3c}.subject-badge.数学[data-v-ead041b6]{background:#3498db}.subject-badge.英语[data-v-ead041b6]{background:#9b59b6}.subject-badge.物理[data-v-ead041b6]{background:#1abc9c}.subject-badge.化学[data-v-ead041b6]{background:#f39c12}.subject-badge.生物[data-v-ead041b6]{background:#2ecc71}.subject-badge.历史[data-v-ead041b6]{background:#8e44ad}.subject-badge.地理[data-v-ead041b6]{background:#d35400}.subject-badge.政治[data-v-ead041b6]{background:#16a085}.status-badge[data-v-ead041b6]{padding:4px 8px;border-radius:4px;font-size:.8rem;font-weight:600}.status-badge.pending[data-v-ead041b6]{background:#ffeaa7;color:#d35400}.status-badge.completed[data-v-ead041b6]{background:#d1f2eb;color:#27ae60}.status-badge.overdue[data-v-ead041b6]{background:#f8f9fa;color:#7f8c8d}.homework-title[data-v-ead041b6]{font-size:1.1rem;font-weight:600;color:#2c3e50;margin-bottom:10px}.homework-desc[data-v-ead041b6]{color:#7f8c8d;font-size:.9rem;line-height:1.4;margin-bottom:15px}.homework-meta[data-v-ead041b6]{display:flex;flex-direction:column;gap:8px;margin-bottom:15px}.meta-item[data-v-ead041b6]{display:flex;align-items:center;gap:8px;font-size:.8rem;color:#7f8c8d}.meta-item i[data-v-ead041b6]{width:16px;text-align:center}.card-footer[data-v-ead041b6]{display:flex;gap:10px;justify-content:flex-end}.btn-sm[data-v-ead041b6]{padding:6px 12px;font-size:.8rem}.homework-item[data-v-ead041b6]{display:flex;justify-content:space-between;align-items:center;background:white;border:1px solid #e9ecef;border-radius:8px;padding:15px 20px;transition:all .3s ease}.homework-item[data-v-ead041b6]:hover{transform:translate(2px);box-shadow:0 2px 10px #0000001a}.homework-item.pending[data-v-ead041b6]{border-left:4px solid #e74c3c}.homework-item.completed[data-v-ead041b6]{border-left:4px solid #27ae60}.homework-item.overdue[data-v-ead041b6]{border-left:4px solid #95a5a6}.item-left[data-v-ead041b6]{display:flex;align-items:center;gap:15px;flex:1}.subject-icon[data-v-ead041b6]{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px}.subject-icon.语文[data-v-ead041b6]{background:#e74c3c}.subject-icon.数学[data-v-ead041b6]{background:#3498db}.subject-icon.英语[data-v-ead041b6]{background:#9b59b6}.subject-icon.物理[data-v-ead041b6]{background:#1abc9c}.subject-icon.化学[data-v-ead041b6]{background:#f39c12}.subject-icon.生物[data-v-ead041b6]{background:#2ecc71}.subject-icon.历史[data-v-ead041b6]{background:#8e44ad}.subject-icon.地理[data-v-ead041b6]{background:#d35400}.subject-icon.政治[data-v-ead041b6]{background:#16a085}.item-content[data-v-ead041b6]{flex:1}.item-header[data-v-ead041b6]{display:flex;justify-content:space-between;align-items:center;margin-bottom:5px}.item-header h4[data-v-ead041b6]{font-size:1rem;font-weight:600;color:#2c3e50;margin:0}.item-meta[data-v-ead041b6]{display:flex;gap:15px;font-size:.8rem;color:#7f8c8d}.item-desc[data-v-ead041b6]{color:#7f8c8d;font-size:.9rem;line-height:1.4;margin:0}.item-right[data-v-ead041b6],.status-info[data-v-ead041b6]{display:flex;align-items:center;gap:15px}.action-buttons[data-v-ead041b6]{display:flex;gap:8px}.empty-state[data-v-ead041b6]{text-align:center;padding:60px 20px;color:#7f8c8d}.empty-state i[data-v-ead041b6]{font-size:4rem;margin-bottom:20px;color:#bdc3c7}.empty-state h3[data-v-ead041b6]{margin-bottom:10px;color:#2c3e50}.empty-state p[data-v-ead041b6]{margin-bottom:20px}.pagination[data-v-ead041b6]{display:flex;justify-content:center;align-items:center;gap:20px;padding:20px;border-top:1px solid #e9ecef}.btn-pagination[data-v-ead041b6]{padding:8px 16px;border:1px solid #ddd;background:white;border-radius:4px;cursor:pointer;transition:all .3s ease}.btn-pagination[data-v-ead041b6]:hover:not(:disabled){background:#667eea;color:#fff;border-color:#667eea}.btn-pagination[data-v-ead041b6]:disabled{opacity:.5;cursor:not-allowed}.page-info[data-v-ead041b6]{color:#7f8c8d;font-size:.9rem}.modal-overlay[data-v-ead041b6]{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:2000}.modal-content[data-v-ead041b6]{background:white;border-radius:10px;padding:30px;max-width:400px;width:90%;text-align:center}.modal-content h3[data-v-ead041b6]{margin-bottom:15px;color:#2c3e50}.modal-content p[data-v-ead041b6]{margin-bottom:20px;color:#7f8c8d}@media (max-width: 1024px){.content-layout[data-v-ead041b6]{grid-template-columns:1fr;gap:20px}.outline-sidebar[data-v-ead041b6]{position:static}}@media (max-width: 768px){.page-header[data-v-ead041b6]{flex-direction:column;align-items:flex-start;gap:15px}.filter-toolbar[data-v-ead041b6]{flex-direction:column;gap:15px}.filter-left[data-v-ead041b6]{flex-direction:column;gap:15px;width:100%}.search-box[data-v-ead041b6]{width:100%}.homework-list.grid[data-v-ead041b6]{grid-template-columns:1fr}.homework-item[data-v-ead041b6]{flex-direction:column;align-items:flex-start;gap:15px}.item-right[data-v-ead041b6]{width:100%;justify-content:space-between}.pagination[data-v-ead041b6]{flex-direction:column;gap:10px}}@media (max-width: 480px){.content-page[data-v-ead041b6]{padding:20px 0}.page-header h1[data-v-ead041b6]{font-size:2rem}.homework-card[data-v-ead041b6]{padding:15px}.card-footer[data-v-ead041b6]{flex-direction:column;gap:8px}.btn-sm[data-v-ead041b6]{width:100%}}.login-page[data-v-053a00fc]{min-height:calc(100vh - 140px);display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);padding:40px 0}.login-container[data-v-053a00fc]{display:grid;grid-template-columns:1fr 1fr;max-width:1000px;background:white;border-radius:15px;box-shadow:0 10px 30px #0003;overflow:hidden}.login-form[data-v-053a00fc]{padding:50px}.form-header[data-v-053a00fc]{text-align:center;margin-bottom:40px}.form-header h1[data-v-053a00fc]{color:#2c3e50;margin-bottom:10px;font-size:2.2rem}.form-header p[data-v-053a00fc]{color:#7f8c8d;font-size:1.1rem}.form-group[data-v-053a00fc]{margin-bottom:25px}.form-group label[data-v-053a00fc]{display:block;margin-bottom:8px;font-weight:600;color:#2c3e50}.form-control[data-v-053a00fc]{width:100%;padding:12px 15px;border:2px solid #e9ecef;border-radius:8px;font-size:16px;transition:border-color .3s ease}.form-control[data-v-053a00fc]:focus{border-color:#667eea;outline:none}.captcha-group[data-v-053a00fc]{margin-bottom:20px}.captcha-input-container[data-v-053a00fc]{display:flex;gap:10px;align-items:center}.captcha-input[data-v-053a00fc]{flex:1}.captcha-display[data-v-053a00fc]{display:flex;align-items:center;gap:10px;min-width:120px}.captcha-text[data-v-053a00fc]{font-family:Courier New,monospace;font-size:18px;font-weight:700;color:#2c3e50;background:#f8f9fa;padding:8px 12px;border-radius:6px;border:1px solid #e9ecef;min-width:80px;text-align:center;letter-spacing:2px}.captcha-refresh[data-v-053a00fc]{padding:8px 12px;border:1px solid #e9ecef;background:white;border-radius:6px;cursor:pointer;transition:all .3s ease}.captcha-refresh[data-v-053a00fc]:hover:not(:disabled){background:#f8f9fa;border-color:#3498db}.captcha-refresh[data-v-053a00fc]:disabled{opacity:.6;cursor:not-allowed}.captcha-info[data-v-053a00fc]{margin-top:5px;font-size:12px;color:#7f8c8d}.form-options[data-v-053a00fc]{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px}.checkbox-label[data-v-053a00fc]{display:flex;align-items:center;gap:8px;cursor:pointer;color:#7f8c8d}.checkbox-label input[data-v-053a00fc]{width:16px;height:16px}.forgot-password[data-v-053a00fc]{color:#667eea;text-decoration:none;transition:color .3s ease}.forgot-password[data-v-053a00fc]:hover{color:#764ba2}.btn-block[data-v-053a00fc]{width:100%;padding:12px;font-size:16px;font-weight:600}.btn[data-v-053a00fc]:disabled{opacity:.7;cursor:not-allowed}.form-footer[data-v-053a00fc]{text-align:center;margin-top:30px;padding-top:20px;border-top:1px solid #e9ecef;color:#7f8c8d}.link[data-v-053a00fc]{color:#667eea;text-decoration:none;font-weight:600}.link[data-v-053a00fc]:hover{text-decoration:underline}.social-login[data-v-053a00fc]{margin-top:30px}.divider[data-v-053a00fc]{text-align:center;position:relative;margin:20px 0;color:#95a5a6}.divider[data-v-053a00fc]:before{content:"";position:absolute;top:50%;left:0;right:0;height:1px;background:#e9ecef}.divider span[data-v-053a00fc]{background:white;padding:0 15px;position:relative}.social-buttons[data-v-053a00fc]{display:flex;gap:15px}.social-btn[data-v-053a00fc]{flex:1;display:flex;align-items:center;justify-content:center;gap:10px;padding:12px;border:2px solid #e9ecef;border-radius:8px;background:white;color:#7f8c8d;font-weight:600;transition:all .3s ease;cursor:pointer}.social-btn[data-v-053a00fc]:hover{transform:translateY(-2px);box-shadow:0 5px 15px #0000001a}.social-btn.wechat[data-v-053a00fc]:hover{border-color:#1aad19;color:#1aad19}.social-btn.qq[data-v-053a00fc]:hover{border-color:#12b7f5;color:#12b7f5}.login-image[data-v-053a00fc]{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:50px;text-align:center}.login-image i[data-v-053a00fc]{font-size:6rem;margin-bottom:30px;opacity:.9}.login-image h3[data-v-053a00fc]{font-size:2rem;margin-bottom:15px}.login-image p[data-v-053a00fc]{font-size:1.1rem;opacity:.9;line-height:1.6}@media (max-width: 768px){.login-container[data-v-053a00fc]{grid-template-columns:1fr;margin:20px}.login-form[data-v-053a00fc]{padding:30px}.login-image[data-v-053a00fc]{display:none}.social-buttons[data-v-053a00fc]{flex-direction:column}.form-options[data-v-053a00fc]{flex-direction:column;gap:15px;align-items:flex-start}}.register-page[data-v-c2d584cb]{min-height:calc(100vh - 140px);display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);padding:40px 0}.register-container[data-v-c2d584cb]{display:grid;grid-template-columns:1fr 1fr;max-width:1100px;background:white;border-radius:15px;box-shadow:0 10px 30px #0003;overflow:hidden}.register-form[data-v-c2d584cb]{padding:50px}.form-header[data-v-c2d584cb]{text-align:center;margin-bottom:40px}.form-header h1[data-v-c2d584cb]{color:#2c3e50;margin-bottom:10px;font-size:2.2rem}.form-header p[data-v-c2d584cb]{color:#7f8c8d;font-size:1.1rem}.form-row[data-v-c2d584cb]{display:grid;grid-template-columns:1fr 1fr;gap:20px}.form-group[data-v-c2d584cb]{margin-bottom:25px}.form-group label[data-v-c2d584cb]{display:block;margin-bottom:8px;font-weight:600;color:#2c3e50}.form-control[data-v-c2d584cb]{width:100%;padding:12px 15px;border:2px solid #e9ecef;border-radius:8px;font-size:16px;transition:border-color .3s ease}.form-control[data-v-c2d584cb]:focus{border-color:#667eea;outline:none}.form-options[data-v-c2d584cb]{margin-bottom:30px}.checkbox-label[data-v-c2d584cb]{display:flex;align-items:flex-start;gap:8px;cursor:pointer;color:#7f8c8d;line-height:1.4}.checkbox-label input[data-v-c2d584cb]{margin-top:2px;width:16px;height:16px}.link[data-v-c2d584cb]{color:#667eea;text-decoration:none;transition:color .3s ease}.link[data-v-c2d584cb]:hover{color:#764ba2;text-decoration:underline}.btn-block[data-v-c2d584cb]{width:100%;padding:12px;font-size:16px;font-weight:600}.btn[data-v-c2d584cb]:disabled{opacity:.7;cursor:not-allowed}.form-footer[data-v-c2d584cb]{text-align:center;margin-top:30px;padding-top:20px;border-top:1px solid #e9ecef;color:#7f8c8d}.register-image[data-v-c2d584cb]{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:50px;text-align:center}.register-image i[data-v-c2d584cb]{font-size:5rem;margin-bottom:30px;opacity:.9}.register-image h3[data-v-c2d584cb]{font-size:2rem;margin-bottom:15px}.register-image p[data-v-c2d584cb]{font-size:1.1rem;opacity:.9;line-height:1.6;margin-bottom:40px}.features-list[data-v-c2d584cb]{text-align:left;width:100%;max-width:300px}.feature-item[data-v-c2d584cb]{display:flex;align-items:center;gap:15px;margin-bottom:15px;font-size:1rem}.feature-item i[data-v-c2d584cb]{color:#2ecc71;font-size:1.2rem}@media (max-width: 768px){.register-container[data-v-c2d584cb]{grid-template-columns:1fr;margin:20px}.register-form[data-v-c2d584cb]{padding:30px}.register-image[data-v-c2d584cb]{display:none}.form-row[data-v-c2d584cb]{grid-template-columns:1fr;gap:0}.checkbox-label[data-v-c2d584cb]{font-size:.9rem}}.user-profile[data-v-b70d1c1d]{min-height:100vh;background:#f8f9fa;padding:2rem 0}.profile-header[data-v-b70d1c1d]{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.profile-header h1[data-v-b70d1c1d]{color:#333;margin:0}.profile-content[data-v-b70d1c1d]{max-width:800px;margin:0 auto}.profile-card[data-v-b70d1c1d]{background:white;border-radius:12px;box-shadow:0 4px 6px #0000001a;overflow:hidden}.profile-avatar[data-v-b70d1c1d]{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;text-align:center;padding:3rem 2rem}.profile-avatar i[data-v-b70d1c1d]{font-size:4rem}.profile-info[data-v-b70d1c1d]{padding:2rem}.info-section[data-v-b70d1c1d]{margin-bottom:2rem}.info-section h3[data-v-b70d1c1d]{color:#333;margin-bottom:1rem;border-bottom:2px solid #f0f0f0;padding-bottom:.5rem}.info-grid[data-v-b70d1c1d]{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1rem}.info-item[data-v-b70d1c1d]{display:flex;justify-content:space-between;align-items:center;padding:.75rem;background:#f8f9fa;border-radius:6px}.info-item label[data-v-b70d1c1d]{font-weight:600;color:#666;min-width:100px}.info-item span[data-v-b70d1c1d]{color:#333}.status-active[data-v-b70d1c1d]{color:#28a745;font-weight:600}.status-inactive[data-v-b70d1c1d]{color:#dc3545;font-weight:600}.action-grid[data-v-b70d1c1d]{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}.action-item[data-v-b70d1c1d]{background:white;border:1px solid #e0e0e0;border-radius:8px;padding:20px;display:flex;align-items:center;gap:15px;transition:all .3s}.action-item[data-v-b70d1c1d]:hover{box-shadow:0 4px 8px #0000001a;transform:translateY(-2px)}.action-icon[data-v-b70d1c1d]{width:50px;height:50px;border-radius:50%;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);display:flex;align-items:center;justify-content:center;color:#fff;font-size:20px}.action-content[data-v-b70d1c1d]{flex:1}.action-content h4[data-v-b70d1c1d]{margin:0 0 5px;color:#333;font-size:18px}.action-content p[data-v-b70d1c1d]{margin:0 0 10px;color:#666;font-size:14px}.btn[data-v-b70d1c1d]{padding:8px 16px;border:none;border-radius:4px;cursor:pointer;font-size:14px;transition:all .3s;display:inline-flex;align-items:center;gap:5px}.btn-primary[data-v-b70d1c1d]{background:#3498db;color:#fff}.btn-primary[data-v-b70d1c1d]:hover{background:#2980b9}.btn-outline[data-v-b70d1c1d]{background:white;color:#3498db;border:1px solid #3498db}.btn-outline[data-v-b70d1c1d]:hover{background:#f8f9fa}@media (max-width: 768px){.profile-header[data-v-b70d1c1d]{flex-direction:column;gap:1rem;text-align:center}.info-grid[data-v-b70d1c1d]{grid-template-columns:1fr}.info-item[data-v-b70d1c1d]{flex-direction:column;align-items:flex-start;gap:.5rem}}.homework-submit[data-v-0799e4eb]{background:white;border-radius:10px;box-shadow:0 10px 30px #0003;max-width:800px;max-height:90vh;overflow-y:auto}.submit-header[data-v-0799e4eb]{display:flex;justify-content:space-between;align-items:center;padding:20px 30px;border-bottom:1px solid #e9ecef;background:#f8f9fa;border-radius:10px 10px 0 0}.submit-header h2[data-v-0799e4eb]{margin:0;color:#2c3e50}.close-btn[data-v-0799e4eb]{background:none;border:none;font-size:1.2rem;color:#95a5a6;cursor:pointer;padding:5px;border-radius:50%;transition:background .3s ease}.close-btn[data-v-0799e4eb]:hover{background:#e9ecef;color:#2c3e50}.submit-content[data-v-0799e4eb]{padding:30px}.homework-info[data-v-0799e4eb]{background:#f8f9fa;padding:20px;border-radius:8px;margin-bottom:30px}.homework-info h3[data-v-0799e4eb]{color:#2c3e50;margin-bottom:15px;font-size:1.3rem}.homework-info p[data-v-0799e4eb]{margin-bottom:8px;color:#7f8c8d}.homework-info p[data-v-0799e4eb]:last-child{margin-bottom:0}.submit-form[data-v-0799e4eb]{display:flex;flex-direction:column;gap:25px}.form-group label[data-v-0799e4eb]{display:block;margin-bottom:8px;font-weight:600;color:#2c3e50}.form-control[data-v-0799e4eb]{width:100%;padding:12px 15px;border:2px solid #e9ecef;border-radius:8px;font-size:14px;font-family:inherit;resize:vertical;transition:border-color .3s ease}.form-control[data-v-0799e4eb]:focus{border-color:#667eea;outline:none}.file-upload[data-v-0799e4eb]{display:flex;align-items:center;gap:15px;margin-bottom:15px}.file-info[data-v-0799e4eb]{color:#95a5a6;font-size:.9rem}.file-list[data-v-0799e4eb]{display:flex;flex-direction:column;gap:10px}.file-item[data-v-0799e4eb]{display:flex;align-items:center;gap:10px;padding:10px 15px;background:#f8f9fa;border-radius:6px;font-size:.9rem}.file-item i[data-v-0799e4eb]{color:#667eea;width:16px}.file-name[data-v-0799e4eb]{flex:1;color:#2c3e50}.file-size[data-v-0799e4eb]{color:#95a5a6;font-size:.8rem}.remove-btn[data-v-0799e4eb]{background:none;border:none;color:#e74c3c;cursor:pointer;padding:5px;border-radius:50%;transition:background .3s ease}.remove-btn[data-v-0799e4eb]:hover{background:#ffeaea}.submit-actions[data-v-0799e4eb]{display:flex;gap:15px;justify-content:flex-end;padding-top:20px;border-top:1px solid #e9ecef}.btn[data-v-0799e4eb]{padding:10px 20px;border-radius:6px;font-weight:600;transition:all .3s ease;cursor:pointer}.btn[data-v-0799e4eb]:disabled{opacity:.6;cursor:not-allowed}.btn-primary[data-v-0799e4eb]{background:#667eea;color:#fff;border:none}.btn-primary[data-v-0799e4eb]:hover:not(:disabled){background:#5a6fd8;transform:translateY(-1px)}.btn-secondary[data-v-0799e4eb]{background:#f8f9fa;color:#2c3e50;border:1px solid #e9ecef}.btn-secondary[data-v-0799e4eb]:hover{background:#e9ecef}.btn-outline[data-v-0799e4eb]{background:white;color:#667eea;border:2px solid #667eea}.btn-outline[data-v-0799e4eb]:hover{background:#667eea;color:#fff}@media (max-width: 768px){.homework-submit[data-v-0799e4eb]{margin:20px;max-height:calc(100vh - 40px)}.submit-content[data-v-0799e4eb]{padding:20px}.file-upload[data-v-0799e4eb]{flex-direction:column;align-items:stretch;gap:10px}.submit-actions[data-v-0799e4eb]{flex-direction:column}}.homework-json-renderer[data-v-f45ec1e6]{max-width:800px;margin:0 auto;padding:20px;background:white;box-shadow:0 2px 10px #0000001a;border-radius:8px}.layout-selector[data-v-f45ec1e6]{margin-bottom:30px;border:1px solid #e0e0e0;border-radius:8px;overflow:hidden}.selector-header[data-v-f45ec1e6]{display:flex;justify-content:space-between;align-items:center;padding:15px 20px;background:#f8f9fa;border-bottom:1px solid #e0e0e0}.selector-header h3[data-v-f45ec1e6]{margin:0;font-size:16px;color:#333}.layout-info[data-v-f45ec1e6]{display:flex;align-items:center;gap:15px}.toggle-btn[data-v-f45ec1e6]{padding:6px 12px;background:#007bff;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:12px}.toggle-btn[data-v-f45ec1e6]:hover{background:#0056b3}.layout-list[data-v-f45ec1e6]{max-height:300px;overflow-y:auto;padding:10px}.layout-item[data-v-f45ec1e6]{padding:12px 15px;border:1px solid #e0e0e0;border-radius:6px;margin-bottom:8px;cursor:pointer;transition:all .2s}.layout-item[data-v-f45ec1e6]:hover{border-color:#007bff;background:#f0f8ff}.layout-item.selected[data-v-f45ec1e6]{border-color:#007bff;background:#e3f2fd}.layout-name[data-v-f45ec1e6]{font-weight:700;font-size:14px;color:#333;margin-bottom:5px}.layout-details[data-v-f45ec1e6]{display:flex;gap:10px;margin-bottom:5px}.detail-item[data-v-f45ec1e6]{font-size:12px;color:#666;background:#f5f5f5;padding:2px 6px;border-radius:3px}.layout-suitable[data-v-f45ec1e6]{font-size:12px;color:#888}.paper-header[data-v-f45ec1e6]{text-align:center;margin-bottom:30px;border-bottom:2px solid #e0e0e0;padding-bottom:20px}.paper-title[data-v-f45ec1e6]{font-size:28px;font-weight:700;color:#333;margin:0 0 10px}.paper-info[data-v-f45ec1e6]{font-size:14px;color:#666}.paper-info .grade[data-v-f45ec1e6]{margin-right:20px}.student-info[data-v-f45ec1e6]{display:flex;justify-content:space-between;margin-bottom:30px;padding:15px;background:#f8f9fa;border-radius:6px;border:1px solid #e0e0e0}.info-row[data-v-f45ec1e6]{display:flex;align-items:center}.info-label[data-v-f45ec1e6]{font-weight:700;margin-right:8px;color:#333}.info-field[data-v-f45ec1e6]{border-bottom:1px solid #ccc;min-width:120px;text-align:center;color:#666}.questions-section[data-v-f45ec1e6]{margin-bottom:30px}.questions-section.columns-2[data-v-f45ec1e6]{column-count:2;column-gap:30px}.questions-section.columns-3[data-v-f45ec1e6]{column-count:3;column-gap:20px}.questions-section.columns-4[data-v-f45ec1e6]{column-count:4;column-gap:15px}.questions-section.columns-5[data-v-f45ec1e6]{column-count:5;column-gap:10px}.questions-section.landscape[data-v-f45ec1e6]{max-width:100%}.question-item[data-v-f45ec1e6]{margin-bottom:25px;padding:15px;border-radius:6px;break-inside:avoid}.question-item.multi-column[data-v-f45ec1e6]{margin-bottom:15px;padding:10px}.question-item.landscape-item[data-v-f45ec1e6]{display:inline-block;width:100%}.question-item.even[data-v-f45ec1e6]{background:#f8f9fa}.question-item.odd[data-v-f45ec1e6]{background:white;border:1px solid #e0e0e0}.question-header[data-v-f45ec1e6]{display:flex;align-items:center;margin-bottom:10px}.question-number[data-v-f45ec1e6]{font-weight:700;font-size:16px;color:#333;margin-right:10px}.question-type[data-v-f45ec1e6]{font-size:12px;color:#666;background:#e9ecef;padding:2px 8px;border-radius:12px}.question-content[data-v-f45ec1e6]{margin-left:25px}.question-text[data-v-f45ec1e6]{font-size:16px;color:#333;margin-bottom:15px;line-height:1.5}.answer-space[data-v-f45ec1e6]{display:flex;align-items:center}.answer-label[data-v-f45ec1e6]{font-weight:700;margin-right:8px;color:#333}.answer-field[data-v-f45ec1e6]{border-bottom:1px solid #ccc;min-width:100px;text-align:center;color:#666}.print-controls[data-v-f45ec1e6]{text-align:center;margin-top:30px;padding-top:20px;border-top:1px solid #e0e0e0}.print-btn[data-v-f45ec1e6]{padding:10px 20px;font-size:16px}@media print{.layout-selector[data-v-f45ec1e6]{display:none!important}.homework-json-renderer[data-v-f45ec1e6]{box-shadow:none;margin:0;padding:0}.print-controls[data-v-f45ec1e6]{display:none}.question-item[data-v-f45ec1e6]{page-break-inside:avoid}}.homework-detail[data-v-28204e66]{max-width:800px;margin:0 auto;padding:20px}.markdown-body[data-v-28204e66]{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,Arial,sans-serif;font-size:16px;line-height:1.6;word-wrap:break-word}.markdown-body h1[data-v-28204e66],.markdown-body h2[data-v-28204e66],.markdown-body h3[data-v-28204e66],.markdown-body h4[data-v-28204e66],.markdown-body h5[data-v-28204e66],.markdown-body h6[data-v-28204e66]{margin-top:24px;margin-bottom:16px;font-weight:600;line-height:1.25}.markdown-body h1[data-v-28204e66]{font-size:2em;border-bottom:1px solid #eaecef;padding-bottom:.3em}.markdown-body h2[data-v-28204e66]{font-size:1.5em}.markdown-body h3[data-v-28204e66]{font-size:1.25em}.markdown-body p[data-v-28204e66]{margin-top:0;margin-bottom:16px}.markdown-body ul[data-v-28204e66],.markdown-body ol[data-v-28204e66]{padding-left:2em;margin-bottom:16px}.markdown-body li[data-v-28204e66]{margin-bottom:4px}.markdown-body blockquote[data-v-28204e66]{padding:0 1em;color:#6a737d;border-left:.25em solid #dfe2e5;margin:0 0 16px}.markdown-body table[data-v-28204e66]{border-spacing:0;border-collapse:collapse;margin-bottom:16px}.markdown-body table th[data-v-28204e66],.markdown-body table td[data-v-28204e66]{padding:6px 13px;border:1px solid #dfe2e5}.markdown-body table th[data-v-28204e66]{font-weight:600;background-color:#f6f8fa}.markdown-body code[data-v-28204e66]{padding:.2em .4em;margin:0;font-size:85%;background-color:#1b1f230d;border-radius:3px}.markdown-body pre[data-v-28204e66]{padding:16px;overflow:auto;font-size:85%;line-height:1.45;background-color:#f6f8fa;border-radius:3px;margin-bottom:16px}.markdown-body pre code[data-v-28204e66]{background-color:transparent;padding:0}.markdown-body .math[data-v-28204e66]{font-size:1.1em}.markdown-body .math.display[data-v-28204e66]{display:block;text-align:center;margin:16px 0}.print-actions[data-v-28204e66]{margin:30px 0;padding:20px;background:#f8f9fa;border-radius:8px;border:1px solid #e9ecef}.print-settings[data-v-28204e66]{display:flex;align-items:center;gap:15px;margin-bottom:15px;flex-wrap:wrap}.print-settings label[data-v-28204e66]{font-weight:600;color:#495057;font-size:14px}.paper-select[data-v-28204e66],.orientation-select[data-v-28204e66]{padding:6px 12px;border:1px solid #ced4da;border-radius:4px;font-size:14px;background:white}.print-buttons[data-v-28204e66]{display:flex;gap:10px;flex-wrap:wrap}.print-preview-modal[data-v-28204e66]{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.7);display:flex;align-items:center;justify-content:center;z-index:1000}.preview-content[data-v-28204e66]{background:white;border-radius:8px;width:90%;max-width:1200px;max-height:90vh;overflow:hidden;display:flex;flex-direction:column}.preview-header[data-v-28204e66]{display:flex;justify-content:space-between;align-items:center;padding:20px;border-bottom:1px solid #e9ecef;background:#f8f9fa}.preview-header h3[data-v-28204e66]{margin:0;color:#495057;font-size:18px}.close-btn[data-v-28204e66]{background:none;border:none;font-size:20px;color:#6c757d;cursor:pointer;padding:5px;border-radius:4px}.close-btn[data-v-28204e66]:hover{background:#e9ecef;color:#495057}.preview-body[data-v-28204e66]{flex:1;overflow-y:auto;padding:20px;background:#f5f5f5}.print-preview[data-v-28204e66]{background:white;box-shadow:0 0 20px #0000001a;margin:0 auto;position:relative;font-family:Microsoft YaHei,SimSun,serif;font-size:12pt;line-height:1.5}.a4.portrait[data-v-28204e66]{width:210mm;height:297mm}.a4.landscape[data-v-28204e66]{width:297mm;height:210mm}.a3.portrait[data-v-28204e66]{width:297mm;height:420mm}.a3.landscape[data-v-28204e66]{width:420mm;height:297mm}.letter.portrait[data-v-28204e66]{width:216mm;height:279mm}.letter.landscape[data-v-28204e66]{width:279mm;height:216mm}.print-content[data-v-28204e66]{padding:20mm;min-height:100%;box-sizing:border-box}.print-header h1[data-v-28204e66]{text-align:center;margin:0 0 10mm;font-size:18pt;color:#333;border-bottom:2px solid #333;padding-bottom:5mm}.print-meta[data-v-28204e66]{text-align:center;margin-bottom:15mm;font-size:10pt;color:#666}.print-meta span[data-v-28204e66]{margin:0 10mm}.print-body[data-v-28204e66]{font-size:12pt;line-height:1.6;color:#333}.print-footer[data-v-28204e66]{text-align:center;margin-top:20mm;font-size:10pt;color:#999;border-top:1px solid #ddd;padding-top:5mm}.print-content-area[data-v-28204e66]{font-family:Microsoft YaHei,SimSun,serif;font-size:12pt;line-height:1.6}.print-content-area .layout-selector[data-v-28204e66]{display:none!important}.print-content-area .markdown-body[data-v-28204e66]{font-size:12pt;line-height:1.6}.print-content-area .markdown-body h1[data-v-28204e66]{font-size:16pt;margin:15mm 0 5mm}.print-content-area .markdown-body h2[data-v-28204e66]{font-size:14pt;margin:10mm 0 3mm}.print-content-area .markdown-body h3[data-v-28204e66]{font-size:13pt;margin:8mm 0 3mm}.print-content-area .markdown-body p[data-v-28204e66],.print-content-area .markdown-body ul[data-v-28204e66],.print-content-area .markdown-body ol[data-v-28204e66]{margin:1em 0}.print-content-area .markdown-body li[data-v-28204e66]{margin:.5em 0}.print-markdown[data-v-28204e66]{font-family:Microsoft YaHei,SimSun,serif}.print-markdown h1[data-v-28204e66]{font-size:16pt;margin:15mm 0 5mm}.print-markdown h2[data-v-28204e66]{font-size:14pt;margin:10mm 0 3mm}.print-markdown h3[data-v-28204e66]{font-size:13pt;margin:8mm 0 3mm}.print-markdown p[data-v-28204e66],.print-markdown ul[data-v-28204e66],.print-markdown ol[data-v-28204e66]{margin:1em 0}.print-markdown li[data-v-28204e66]{margin:.5em 0}.preview-actions[data-v-28204e66]{padding:20px;border-top:1px solid #e9ecef;display:flex;justify-content:flex-end;gap:10px;background:#f8f9fa}@media print{.homework-detail[data-v-28204e66]{max-width:none;padding:0}.detail-header[data-v-28204e66],.action-buttons[data-v-28204e66],.no-print[data-v-28204e66]{display:none!important}.markdown-body[data-v-28204e66]{font-family:SimSun,Microsoft YaHei,serif;font-size:14pt;line-height:1.8}.markdown-body h1[data-v-28204e66],.markdown-body h2[data-v-28204e66],.markdown-body h3[data-v-28204e66]{page-break-after:avoid}.markdown-body p[data-v-28204e66],.markdown-body li[data-v-28204e66],.markdown-body blockquote[data-v-28204e66]{page-break-inside:avoid}@page{margin:20mm;size:A4}}.detail-header[data-v-28204e66]{display:flex;align-items:center;margin-bottom:30px;border-bottom:1px solid #e0e0e0;padding-bottom:15px}.back-btn[data-v-28204e66]{background:#f5f5f5;border:1px solid #ddd;padding:8px 16px;border-radius:4px;cursor:pointer;margin-right:20px}.back-btn[data-v-28204e66]:hover{background:#e0e0e0}.detail-content[data-v-28204e66]{background:white;border-radius:8px;padding:30px;box-shadow:0 2px 10px #0000001a}.homework-info h2[data-v-28204e66]{color:#333;margin-bottom:20px;font-size:1.8rem}.info-grid[data-v-28204e66]{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:15px;margin-bottom:30px}.info-item[data-v-28204e66]{display:flex;flex-direction:column}.info-item label[data-v-28204e66]{font-weight:700;color:#666;margin-bottom:5px}.info-item span[data-v-28204e66]{color:#333}.description h3[data-v-28204e66]{color:#333;margin-bottom:15px}.description-content[data-v-28204e66]{background:#f9f9f9;padding:20px;border-radius:6px;line-height:1.6;white-space:pre-wrap}.content h3[data-v-28204e66]{color:#333;margin-bottom:15px;margin-top:30px}.content-detail[data-v-28204e66]{background:#f9f9f9;padding:20px;border-radius:6px;line-height:1.6}.content-detail h1[data-v-28204e66],.content-detail h2[data-v-28204e66],.content-detail h3[data-v-28204e66],.content-detail h4[data-v-28204e66]{color:#333;margin-top:20px;margin-bottom:10px}.content-detail p[data-v-28204e66]{margin-bottom:10px}.content-detail ul[data-v-28204e66],.content-detail ol[data-v-28204e66]{margin-left:20px;margin-bottom:10px}.attachments h3[data-v-28204e66]{color:#333;margin-bottom:15px;margin-top:30px}.attachment-list[data-v-28204e66]{background:#f9f9f9;padding:15px;border-radius:6px}.attachment-item[data-v-28204e66]{display:flex;align-items:center;padding:10px;margin-bottom:8px;background:white;border-radius:4px;border:1px solid #e0e0e0}.attachment-item[data-v-28204e66]:last-child{margin-bottom:0}.attachment-item i[data-v-28204e66]{color:#666;margin-right:10px}.attachment-name[data-v-28204e66]{flex:1;color:#333}.download-btn[data-v-28204e66]{background:#007bff;color:#fff;padding:5px 10px;border-radius:3px;text-decoration:none;font-size:.9rem}.download-btn[data-v-28204e66]:hover{background:#0056b3}.action-buttons[data-v-28204e66]{margin-top:30px;display:flex;gap:15px}.loading[data-v-28204e66],.error[data-v-28204e66]{text-align:center;padding:40px;font-size:1.2rem;color:#666}.error[data-v-28204e66]{color:#d32f2f}.header-actions[data-v-28204e66]{margin-left:auto}.print-btn[data-v-28204e66]{display:flex;align-items:center;gap:8px}@media (max-width: 768px){.homework-detail[data-v-28204e66]{padding:10px}.detail-content[data-v-28204e66]{padding:20px}.action-buttons[data-v-28204e66]{flex-direction:column}.header-actions[data-v-28204e66]{margin-left:0;margin-top:10px}.detail-header[data-v-28204e66]{flex-direction:column;align-items:flex-start}}.admin-dashboard[data-v-8dd38591]{min-height:100vh;background:#f8f9fa;padding-top:90px;padding-bottom:50px}.page-header[data-v-8dd38591]{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px}.header-left h1[data-v-8dd38591]{font-size:32px;font-weight:700;color:#2c3e50;margin-bottom:8px}.page-subtitle[data-v-8dd38591]{color:#6c757d;font-size:16px}.stats-grid[data-v-8dd38591]{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-bottom:40px}.stat-card[data-v-8dd38591]{background:white;border-radius:12px;padding:24px;box-shadow:0 2px 10px #0000001a;display:flex;align-items:center;gap:20px;transition:transform .3s ease}.stat-card[data-v-8dd38591]:hover{transform:translateY(-2px)}.stat-icon[data-v-8dd38591]{width:60px;height:60px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:24px;color:#fff}.user-stat[data-v-8dd38591]{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)}.teacher-stat[data-v-8dd38591]{background:linear-gradient(135deg,#f093fb 0%,#f5576c 100%)}.subject-stat[data-v-8dd38591]{background:linear-gradient(135deg,#4facfe 0%,#00f2fe 100%)}.homework-stat[data-v-8dd38591]{background:linear-gradient(135deg,#43e97b 0%,#38f9d7 100%)}.stat-content h3[data-v-8dd38591]{font-size:32px;font-weight:700;color:#2c3e50;margin-bottom:4px}.stat-content p[data-v-8dd38591]{color:#6c757d;font-size:14px}.management-section[data-v-8dd38591]{background:white;border-radius:12px;padding:30px;box-shadow:0 2px 10px #0000001a}.management-section h2[data-v-8dd38591]{font-size:24px;font-weight:600;color:#2c3e50;margin-bottom:20px}.management-grid[data-v-8dd38591]{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}.management-card[data-v-8dd38591]{display:flex;align-items:center;background:#f8f9fa;border-radius:8px;padding:20px;text-decoration:none;color:inherit;transition:all .3s ease;border:1px solid transparent}.management-card[data-v-8dd38591]:hover{background:white;border-color:#e9ecef;transform:translateY(-2px);box-shadow:0 4px 15px #0000001a}.card-icon[data-v-8dd38591]{width:50px;height:50px;border-radius:8px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);display:flex;align-items:center;justify-content:center;color:#fff;font-size:20px;margin-right:15px}.card-content h3[data-v-8dd38591]{font-size:18px;font-weight:600;color:#2c3e50;margin-bottom:4px}.card-content p[data-v-8dd38591]{color:#6c757d;font-size:14px}.card-arrow[data-v-8dd38591]{margin-left:auto;color:#6c757d}.management-subsection[data-v-8dd38591]{grid-column:1 / -1;background:#f8f9fa;border-radius:8px;padding:24px;margin-top:20px;border:1px solid #e9ecef}.subsection-title[data-v-8dd38591]{font-size:20px;font-weight:600;color:#2c3e50;margin-bottom:20px;display:flex;align-items:center;gap:10px}.subsection-title[data-v-8dd38591]:before{content:"";width:4px;height:20px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:2px}.subsection-grid[data-v-8dd38591]{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;margin-bottom:20px}.homework-card[data-v-8dd38591]{background:white;border:1px solid #e9ecef;box-shadow:0 2px 8px #00000014}.homework-card[data-v-8dd38591]:hover{box-shadow:0 4px 16px #0000001f;transform:translateY(-3px)}.homework-card:hover .card-icon[data-v-8dd38591]{transform:scale(1.1)}.homework-card:hover .card-arrow[data-v-8dd38591]{transform:translate(5px);color:#667eea}.card-icon[data-v-8dd38591]{transition:transform .3s ease}.card-arrow[data-v-8dd38591]{transition:all .3s ease}.paper-icon[data-v-8dd38591]{background:linear-gradient(135deg,#4facfe 0%,#00f2fe 100%)}.ai-icon[data-v-8dd38591]{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)}.card-tags[data-v-8dd38591]{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}.tag[data-v-8dd38591]{background:#e9ecef;color:#495057;padding:4px 10px;border-radius:12px;font-size:12px;font-weight:500}.subsection-info[data-v-8dd38591]{background:#e3f2fd;border-left:4px solid #2196f3;padding:12px 16px;border-radius:0 8px 8px 0;margin-top:15px}.subsection-info p[data-v-8dd38591]{margin:0;color:#1976d2;font-size:14px;display:flex;align-items:center;gap:8px}@media (max-width: 768px){.page-header[data-v-8dd38591]{flex-direction:column;align-items:flex-start;gap:15px}.stats-grid[data-v-8dd38591],.management-grid[data-v-8dd38591],.subsection-grid[data-v-8dd38591]{grid-template-columns:1fr}.management-subsection[data-v-8dd38591]{padding:16px}}@media (min-width: 769px) and (max-width: 1024px){.subsection-grid[data-v-8dd38591]{grid-template-columns:1fr}}.teacher-management[data-v-8887be60]{min-height:100vh;background:#f8f9fa;padding-top:90px;padding-bottom:50px}.template-textarea[data-v-8887be60]{font-family:Courier New,monospace;font-size:14px}.template-variables[data-v-8887be60]{margin-top:8px;font-size:12px;color:#666}.variable-hint[data-v-8887be60]{font-weight:500}.variable-tag[data-v-8887be60]{display:inline-block;background:#e9ecef;padding:2px 6px;border-radius:3px;margin:0 4px;font-family:Courier New,monospace}.teacher-style-text[data-v-8887be60],.specialties-text[data-v-8887be60]{font-size:14px;color:#666}.prompt-template-hint[data-v-8887be60]{font-size:14px;color:#28a745;font-weight:500}.page-header[data-v-8887be60]{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px}.header-left h1[data-v-8887be60]{font-size:32px;font-weight:700;color:#2c3e50;margin-bottom:8px}.page-subtitle[data-v-8887be60]{color:#6c757d;font-size:16px}.filter-section[data-v-8887be60]{background:white;border-radius:12px;padding:20px;margin-bottom:24px;box-shadow:0 2px 10px #0000001a;display:flex;gap:20px;align-items:center}.search-box[data-v-8887be60]{position:relative;flex:1}.search-box i[data-v-8887be60]{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:#6c757d}.search-box input[data-v-8887be60]{width:100%;padding:12px 12px 12px 40px;border:1px solid #e9ecef;border-radius:8px;font-size:14px}.filter-options[data-v-8887be60]{display:flex;gap:12px}.filter-options select[data-v-8887be60]{padding:12px;border:1px solid #e9ecef;border-radius:8px;font-size:14px;min-width:120px}.teachers-grid[data-v-8887be60]{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:24px;margin-bottom:30px}.teacher-card[data-v-8887be60]{background:white;border-radius:12px;box-shadow:0 2px 10px #0000001a;overflow:hidden;transition:all .3s ease}.teacher-card[data-v-8887be60]:hover{transform:translateY(-2px);box-shadow:0 4px 20px #00000026}.card-header[data-v-8887be60]{display:flex;align-items:center;padding:20px;border-bottom:1px solid #e9ecef;gap:16px}.teacher-avatar[data-v-8887be60]{width:50px;height:50px;border-radius:50%;background:linear-gradient(135deg,#f093fb 0%,#f5576c 100%);display:flex;align-items:center;justify-content:center;color:#fff;font-size:20px}.teacher-info[data-v-8887be60]{flex:1}.teacher-name[data-v-8887be60]{font-size:18px;font-weight:600;color:#2c3e50;margin-bottom:4px}.teacher-id[data-v-8887be60]{font-size:12px;color:#6c757d}.status-badge[data-v-8887be60]{padding:4px 12px;border-radius:20px;font-size:12px;font-weight:600}.status-badge.active[data-v-8887be60]{background:#d4edda;color:#155724}.status-badge[data-v-8887be60]:not(.active){background:#f8d7da;color:#721c24}.card-body[data-v-8887be60]{padding:20px}.teacher-details[data-v-8887be60]{display:flex;flex-direction:column;gap:12px}.detail-item[data-v-8887be60]{display:flex;align-items:center;gap:8px;color:#6c757d}.detail-item i[data-v-8887be60]{width:16px;color:#667eea}.teacher-info-text[data-v-8887be60]{font-size:13px;line-height:1.4}.card-actions[data-v-8887be60]{padding:0 20px 20px;display:flex;gap:8px;flex-wrap:wrap}.modal-overlay[data-v-8887be60]{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:2000}.modal-content[data-v-8887be60]{background:white;border-radius:12px;max-width:500px;width:90%;max-height:90vh;overflow-y:auto}.modal-header[data-v-8887be60]{display:flex;justify-content:space-between;align-items:center;padding:24px;border-bottom:1px solid #e9ecef}.modal-header h3[data-v-8887be60]{font-size:20px;font-weight:600;color:#2c3e50}.btn-close[data-v-8887be60]{background:none;border:none;font-size:18px;color:#6c757d;cursor:pointer;padding:4px}.modal-body[data-v-8887be60]{padding:24px}.form-group[data-v-8887be60]{margin-bottom:20px}.form-group label[data-v-8887be60]{display:block;margin-bottom:8px;font-weight:500;color:#2c3e50}.form-group input[data-v-8887be60],.form-group textarea[data-v-8887be60],.form-group select[data-v-8887be60]{width:100%;padding:12px;border:1px solid #e9ecef;border-radius:8px;font-size:14px;box-sizing:border-box}.form-group textarea[data-v-8887be60]{resize:vertical}.subject-checkboxes[data-v-8887be60]{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:12px}.checkbox-label[data-v-8887be60]{display:flex;align-items:center;gap:8px;cursor:pointer}.checkbox-text[data-v-8887be60]{font-size:14px}.form-actions[data-v-8887be60]{display:flex;gap:12px;justify-content:flex-end;margin-top:24px}.confirm-modal[data-v-8887be60]{max-width:400px}.modal-actions[data-v-8887be60]{display:flex;gap:12px;justify-content:flex-end;padding:24px;border-top:1px solid #e9ecef}.loading-state[data-v-8887be60],.empty-state[data-v-8887be60]{text-align:center;padding:60px 20px;color:#6c757d}.loading-state i[data-v-8887be60],.empty-state i[data-v-8887be60]{font-size:48px;margin-bottom:16px;opacity:.5}.empty-state h3[data-v-8887be60]{font-size:18px;margin-bottom:8px;color:#2c3e50}.pagination[data-v-8887be60]{display:flex;justify-content:center;align-items:center;gap:20px;margin-top:30px}.btn-pagination[data-v-8887be60]{padding:8px 16px;border:1px solid #e9ecef;border-radius:6px;background:white;color:#667eea;cursor:pointer;transition:all .3s ease}.btn-pagination[data-v-8887be60]:hover:not(:disabled){background:#667eea;color:#fff}.btn-pagination[data-v-8887be60]:disabled{opacity:.5;cursor:not-allowed}.page-info[data-v-8887be60]{color:#6c757d;font-size:14px}@media (max-width: 768px){.page-header[data-v-8887be60]{flex-direction:column;align-items:flex-start;gap:16px}.filter-section[data-v-8887be60]{flex-direction:column;align-items:stretch}.teachers-grid[data-v-8887be60]{grid-template-columns:1fr}.card-actions[data-v-8887be60]{flex-direction:column}.subject-checkboxes[data-v-8887be60]{grid-template-columns:1fr}}.subject-management[data-v-908880ee]{min-height:100vh;background:linear-gradient(135deg,#f5f7fa 0%,#c3cfe2 100%);padding:20px 0}.container[data-v-908880ee]{max-width:1400px}.page-header[data-v-908880ee]{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;padding:30px;background:white;border-radius:15px;box-shadow:0 4px 20px #00000014;border-left:4px solid #667eea}.header-left h1[data-v-908880ee]{font-size:2.2rem;font-weight:700;color:#2d3748;margin-bottom:8px}.page-subtitle[data-v-908880ee]{color:#718096;font-size:1.1rem}.header-actions[data-v-908880ee]{display:flex;gap:12px}.tabs-container[data-v-908880ee]{position:relative;margin-bottom:30px;background:white;border-radius:15px;box-shadow:0 4px 20px #00000014;overflow:hidden}.tabs-nav[data-v-908880ee]{display:flex;background:#f8fafc;padding:0 20px}.tab-btn[data-v-908880ee]{display:flex;align-items:center;gap:10px;padding:20px 30px;background:transparent;border:none;font-size:1.1rem;font-weight:600;color:#718096;transition:all .3s ease;position:relative;cursor:pointer}.tab-btn.active[data-v-908880ee]{color:#667eea}.tab-btn i[data-v-908880ee]{font-size:1.2rem}.badge[data-v-908880ee]{background:#e2e8f0;color:#4a5568;padding:2px 8px;border-radius:12px;font-size:.8rem;font-weight:600}.tab-btn.active .badge[data-v-908880ee]{background:#667eea;color:#fff}.tab-indicator[data-v-908880ee]{position:absolute;bottom:0;left:20px;width:calc(50% - 40px);height:3px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);transition:transform .3s ease}.tab-indicator.tab-grades[data-v-908880ee]{transform:translate(100%)}.tab-content[data-v-908880ee]{padding:0}.filter-section[data-v-908880ee]{display:flex;gap:20px;align-items:center;padding:25px 30px;background:white;border-bottom:1px solid #e2e8f0}.search-box[data-v-908880ee]{position:relative;flex:1;max-width:400px}.search-box i[data-v-908880ee]{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:#a0aec0}.search-box input[data-v-908880ee]{width:100%;padding:12px 15px 12px 45px;border:1px solid #e2e8f0;border-radius:10px;font-size:1rem;transition:all .3s ease}.search-box input[data-v-908880ee]:focus{border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}.filter-group select[data-v-908880ee]{padding:12px 15px;border:1px solid #e2e8f0;border-radius:10px;font-size:1rem;background:white;min-width:150px}.subjects-grid[data-v-908880ee],.grades-grid[data-v-908880ee]{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:25px;padding:30px;background:#f8fafc}.subject-card[data-v-908880ee],.grade-card[data-v-908880ee]{background:white;border-radius:15px;box-shadow:0 4px 15px #00000014;transition:all .3s ease;overflow:hidden;border:1px solid #e2e8f0}.subject-card[data-v-908880ee]:hover,.grade-card[data-v-908880ee]:hover{transform:translateY(-5px);box-shadow:0 8px 30px #00000026}.card-header[data-v-908880ee]{display:flex;align-items:center;padding:25px;border-bottom:1px solid #f1f5f9;background:linear-gradient(135deg,#f8fafc 0%,#e2e8f0 100%)}.subject-icon[data-v-908880ee],.grade-icon[data-v-908880ee]{width:50px;height:50px;border-radius:12px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);display:flex;align-items:center;justify-content:center;margin-right:15px}.subject-icon i[data-v-908880ee],.grade-icon i[data-v-908880ee]{color:#fff;font-size:1.5rem}.subject-info[data-v-908880ee],.grade-info[data-v-908880ee]{flex:1}.subject-name[data-v-908880ee],.grade-name[data-v-908880ee]{font-size:1.3rem;font-weight:700;color:#2d3748;margin-bottom:5px}.subject-id[data-v-908880ee],.grade-stage[data-v-908880ee]{color:#718096;font-size:.9rem}.subject-status[data-v-908880ee],.grade-status[data-v-908880ee]{margin-left:15px}.status-badge[data-v-908880ee]{padding:6px 12px;border-radius:20px;font-size:.8rem;font-weight:600;text-transform:uppercase}.status-badge.active[data-v-908880ee]{background:#48bb78;color:#fff}.status-badge[data-v-908880ee]:not(.active){background:#fed7d7;color:#c53030}.card-body[data-v-908880ee]{padding:20px 25px}.detail-item[data-v-908880ee]{display:flex;align-items:center;gap:10px;margin-bottom:12px;color:#4a5568}.detail-item i[data-v-908880ee]{color:#667eea;width:16px}.card-actions[data-v-908880ee]{display:flex;gap:8px;padding:20px 25px;border-top:1px solid #f1f5f9;background:#f8fafc}.btn-sm[data-v-908880ee]{padding:8px 16px;font-size:.9rem;border-radius:8px;flex:1}.btn-outline[data-v-908880ee]{background:transparent;border:1px solid #e2e8f0;color:#4a5568}.btn-outline[data-v-908880ee]:hover{background:#f7fafc;border-color:#cbd5e0}.btn-danger[data-v-908880ee]{background:#e53e3e;color:#fff}.btn-danger[data-v-908880ee]:hover{background:#c53030}.loading-state[data-v-908880ee],.empty-state[data-v-908880ee]{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 30px;text-align:center;color:#718096}.loading-state i[data-v-908880ee],.empty-state i[data-v-908880ee]{font-size:3rem;margin-bottom:20px;color:#a0aec0}.empty-state h3[data-v-908880ee]{color:#4a5568;margin-bottom:10px}.modal-overlay[data-v-908880ee]{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:1000}.modal[data-v-908880ee]{background:white;border-radius:15px;box-shadow:0 20px 60px #0000004d;max-width:500px;width:90%;max-height:90vh;overflow-y:auto}.modal-header[data-v-908880ee]{display:flex;justify-content:space-between;align-items:center;padding:25px 30px;border-bottom:1px solid #e2e8f0}.modal-header h3[data-v-908880ee]{font-size:1.4rem;font-weight:600;color:#2d3748}.close-btn[data-v-908880ee]{background:none;border:none;font-size:1.5rem;color:#a0aec0;cursor:pointer;padding:5px}.close-btn[data-v-908880ee]:hover{color:#718096}.modal-body[data-v-908880ee]{padding:30px}.form-group[data-v-908880ee]{margin-bottom:20px}.form-group label[data-v-908880ee]{display:block;margin-bottom:8px;font-weight:600;color:#4a5568}.form-group input[data-v-908880ee],.form-group select[data-v-908880ee],.form-group textarea[data-v-908880ee]{width:100%;padding:12px 15px;border:1px solid #e2e8f0;border-radius:8px;font-size:1rem;transition:all .3s ease}.form-group input[data-v-908880ee]:focus,.form-group select[data-v-908880ee]:focus,.form-group textarea[data-v-908880ee]:focus{border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}.form-actions[data-v-908880ee]{display:flex;gap:12px;justify-content:flex-end;margin-top:30px}@media (max-width: 768px){.page-header[data-v-908880ee]{flex-direction:column;gap:20px;text-align:center}.header-actions[data-v-908880ee]{flex-wrap:wrap;justify-content:center}.tabs-nav[data-v-908880ee]{flex-direction:column}.tab-btn[data-v-908880ee]{justify-content:center}.filter-section[data-v-908880ee]{flex-direction:column;gap:15px}.search-box[data-v-908880ee]{max-width:100%}.subjects-grid[data-v-908880ee],.grades-grid[data-v-908880ee]{grid-template-columns:1fr;padding:20px}.card-actions[data-v-908880ee]{flex-direction:column}}@media (max-width: 480px){.container[data-v-908880ee]{padding:0 10px}.page-header[data-v-908880ee]{padding:20px}.header-left h1[data-v-908880ee]{font-size:1.8rem}}.user-management[data-v-3ac28f28]{min-height:100vh;background:#f8f9fa;padding:20px 0}.container[data-v-3ac28f28]{max-width:1200px;margin:0 auto;padding:0 20px}.page-header[data-v-3ac28f28]{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;padding-bottom:20px;border-bottom:1px solid #e9ecef}.header-left h1[data-v-3ac28f28]{font-size:2rem;color:#2c3e50;margin:0 0 5px}.page-subtitle[data-v-3ac28f28]{color:#6c757d;margin:0;font-size:1rem}.header-actions[data-v-3ac28f28]{display:flex;gap:10px}.filter-section[data-v-3ac28f28]{display:flex;gap:15px;margin-bottom:20px;align-items:center;flex-wrap:wrap}.search-box[data-v-3ac28f28]{position:relative;flex:1;min-width:250px;max-width:400px}.search-box i[data-v-3ac28f28]{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:#6c757d}.search-box input[data-v-3ac28f28]{width:100%;padding:10px 10px 10px 35px;border:1px solid #ddd;border-radius:6px;font-size:.9rem}.filter-options[data-v-3ac28f28]{display:flex;gap:10px;flex-wrap:wrap}.filter-options select[data-v-3ac28f28]{padding:10px;border:1px solid #ddd;border-radius:6px;font-size:.9rem;background:white;min-width:120px}.user-list[data-v-3ac28f28]{background:white;border-radius:8px;overflow:hidden;box-shadow:0 1px 3px #0000001a}.loading-state[data-v-3ac28f28],.empty-state[data-v-3ac28f28]{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;text-align:center;color:#6c757d}.loading-state i[data-v-3ac28f28],.empty-state i[data-v-3ac28f28]{font-size:3rem;margin-bottom:15px;color:#3498db}.empty-state h3[data-v-3ac28f28]{margin:10px 0;color:#2c3e50}.users-table-container[data-v-3ac28f28]{overflow-x:auto}.users-table[data-v-3ac28f28]{width:100%;border-collapse:collapse;font-size:.9rem}.users-table th[data-v-3ac28f28]{background:#f8f9fa;padding:12px 8px;text-align:left;font-weight:600;color:#2c3e50;border-bottom:1px solid #e9ecef;white-space:nowrap}.users-table td[data-v-3ac28f28]{padding:12px 8px;border-bottom:1px solid #e9ecef;white-space:nowrap}.users-table tbody tr[data-v-3ac28f28]:hover{background:#f8f9fa}.user-id[data-v-3ac28f28]{font-family:Courier New,monospace;color:#6c757d}.username[data-v-3ac28f28]{font-weight:500;color:#2c3e50}.real-name[data-v-3ac28f28]{color:#495057}.phone[data-v-3ac28f28]{font-family:Courier New,monospace;color:#6c757d}.user-type[data-v-3ac28f28]{white-space:nowrap}.type-badge[data-v-3ac28f28]{padding:4px 8px;border-radius:12px;font-size:.8rem;font-weight:500;color:#fff}.type-badge.admin[data-v-3ac28f28]{background:#e74c3c}.type-badge.teacher[data-v-3ac28f28]{background:#3498db}.type-badge.student[data-v-3ac28f28]{background:#27ae60}.type-badge.parent[data-v-3ac28f28]{background:#9b59b6}.status-badge[data-v-3ac28f28]{padding:4px 8px;border-radius:12px;font-size:.8rem;font-weight:500}.status-badge.active[data-v-3ac28f28]{background:#d4edda;color:#155724}.status-badge[data-v-3ac28f28]:not(.active){background:#f8d7da;color:#721c24}.created-at[data-v-3ac28f28]{color:#6c757d;font-size:.85rem}.actions[data-v-3ac28f28]{white-space:nowrap}.action-buttons[data-v-3ac28f28]{display:flex;gap:5px;flex-wrap:wrap}.btn[data-v-3ac28f28]{padding:8px 16px;border:none;border-radius:6px;cursor:pointer;font-size:.9rem;font-weight:500;transition:all .3s ease;display:inline-flex;align-items:center;gap:5px;text-decoration:none}.btn-primary[data-v-3ac28f28]{background:#3498db;color:#fff}.btn-primary[data-v-3ac28f28]:hover{background:#2980b9}.btn-outline[data-v-3ac28f28]{background:transparent;border:1px solid #ddd;color:#6c757d}.btn-outline[data-v-3ac28f28]:hover{background:#f8f9fa;border-color:#3498db;color:#3498db}.btn-success[data-v-3ac28f28]{background:#27ae60;color:#fff}.btn-success[data-v-3ac28f28]:hover{background:#219a52}.btn-warning[data-v-3ac28f28]{background:#f39c12;color:#fff}.btn-warning[data-v-3ac28f28]:hover{background:#d68910}.btn-info[data-v-3ac28f28]{background:#17a2b8;color:#fff}.btn-info[data-v-3ac28f28]:hover{background:#138496}.btn-danger[data-v-3ac28f28]{background:#e74c3c;color:#fff}.btn-danger[data-v-3ac28f28]:hover{background:#c0392b}.btn-sm[data-v-3ac28f28]{padding:6px 10px;font-size:.8rem;min-width:auto}.btn[data-v-3ac28f28]:disabled{opacity:.6;cursor:not-allowed}.pagination[data-v-3ac28f28]{display:flex;justify-content:space-between;align-items:center;margin-top:20px;padding:15px 0;border-top:1px solid #e9ecef}.pagination-info[data-v-3ac28f28]{color:#6c757d;font-size:.9rem}.pagination-controls[data-v-3ac28f28]{display:flex;align-items:center;gap:15px}.btn-pagination[data-v-3ac28f28]{padding:8px 16px;border:1px solid #ddd;background:white;border-radius:6px;cursor:pointer;font-size:.9rem;transition:all .3s ease}.btn-pagination[data-v-3ac28f28]:hover:not(:disabled){background:#f8f9fa;border-color:#3498db;color:#3498db}.btn-pagination[data-v-3ac28f28]:disabled{opacity:.5;cursor:not-allowed}.page-info[data-v-3ac28f28]{color:#6c757d;font-size:.9rem}.modal-overlay[data-v-3ac28f28]{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:1000}.modal-content[data-v-3ac28f28]{background:white;border-radius:8px;width:90%;max-width:500px;max-height:90vh;overflow-y:auto}.modal-header[data-v-3ac28f28]{display:flex;justify-content:space-between;align-items:center;padding:20px;border-bottom:1px solid #e9ecef}.modal-header h3[data-v-3ac28f28]{margin:0;color:#2c3e50}.btn-close[data-v-3ac28f28]{background:none;border:none;font-size:1.2rem;cursor:pointer;color:#6c757d;padding:5px}.btn-close[data-v-3ac28f28]:hover{color:#2c3e50}.modal-body[data-v-3ac28f28]{padding:20px}.form-group[data-v-3ac28f28]{margin-bottom:20px}.form-group label[data-v-3ac28f28]{display:block;margin-bottom:5px;font-weight:500;color:#2c3e50}.form-group input[data-v-3ac28f28],.form-group select[data-v-3ac28f28]{width:100%;padding:10px;border:1px solid #ddd;border-radius:6px;font-size:.9rem;box-sizing:border-box}.form-group input[type=checkbox][data-v-3ac28f28]{width:auto;margin-right:8px}.form-actions[data-v-3ac28f28]{display:flex;gap:10px;justify-content:flex-end;margin-top:30px}.confirm-modal[data-v-3ac28f28]{max-width:400px}.confirm-modal .modal-body[data-v-3ac28f28]{text-align:center}.confirm-modal .modal-actions[data-v-3ac28f28]{display:flex;gap:10px;justify-content:center;padding:20px;border-top:1px solid #e9ecef}@media (max-width: 768px){.page-header[data-v-3ac28f28]{flex-direction:column;align-items:flex-start;gap:15px}.header-actions[data-v-3ac28f28]{width:100%;justify-content:flex-start}.filter-section[data-v-3ac28f28]{flex-direction:column;align-items:flex-start}.search-box[data-v-3ac28f28]{max-width:100%}.filter-options[data-v-3ac28f28]{width:100%;justify-content:space-between}.filter-options select[data-v-3ac28f28]{flex:1;min-width:0}.users-table[data-v-3ac28f28]{font-size:.8rem}.users-table th[data-v-3ac28f28],.users-table td[data-v-3ac28f28]{padding:8px 4px}.action-buttons[data-v-3ac28f28]{flex-direction:column}.pagination[data-v-3ac28f28]{flex-direction:column;gap:10px;text-align:center}.form-actions[data-v-3ac28f28]{flex-direction:column}}@media (max-width: 480px){.container[data-v-3ac28f28]{padding:0 10px}.modal-content[data-v-3ac28f28]{width:95%;margin:10px}}.homework-management[data-v-efb7de11]{min-height:100vh;background:#f8f9fa;padding:20px 0}.container[data-v-efb7de11]{max-width:1200px;margin:0 auto;padding:0 20px}.page-header[data-v-efb7de11]{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;padding-bottom:20px;border-bottom:1px solid #e9ecef}.header-left h1[data-v-efb7de11]{font-size:2rem;color:#2c3e50;margin:0 0 5px}.page-subtitle[data-v-efb7de11]{color:#6c757d;margin:0;font-size:1rem}.header-actions[data-v-efb7de11]{display:flex;gap:10px}.stats-cards[data-v-efb7de11]{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-bottom:30px}.stat-card[data-v-efb7de11]{background:white;border-radius:8px;padding:20px;display:flex;align-items:center;gap:15px;box-shadow:0 1px 3px #0000001a}.stat-icon[data-v-efb7de11]{width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:#fff}.stat-icon.total[data-v-efb7de11]{background:#3498db}.stat-icon.published[data-v-efb7de11]{background:#27ae60}.stat-icon.draft[data-v-efb7de11]{background:#f39c12}.stat-icon.completed[data-v-efb7de11]{background:#9b59b6}.stat-info h3[data-v-efb7de11]{font-size:2rem;margin:0;color:#2c3e50}.stat-info p[data-v-efb7de11]{margin:0;color:#6c757d;font-size:.9rem}.filter-section[data-v-efb7de11]{display:flex;gap:15px;margin-bottom:20px;align-items:center;flex-wrap:wrap}.search-box[data-v-efb7de11]{position:relative;flex:1;min-width:250px;max-width:400px}.search-box i[data-v-efb7de11]{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:#6c757d}.search-box input[data-v-efb7de11]{width:100%;padding:10px 10px 10px 35px;border:1px solid #ddd;border-radius:6px;font-size:.9rem}.filter-options[data-v-efb7de11]{display:flex;gap:10px;flex-wrap:wrap}.filter-options select[data-v-efb7de11]{padding:10px;border:1px solid #ddd;border-radius:6px;font-size:.9rem;background:white;min-width:120px}.homework-list[data-v-efb7de11]{min-height:400px}.loading-state[data-v-efb7de11],.empty-state[data-v-efb7de11]{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;text-align:center;color:#6c757d}.loading-state i[data-v-efb7de11],.empty-state i[data-v-efb7de11]{font-size:3rem;margin-bottom:15px;color:#3498db}.empty-state h3[data-v-efb7de11]{margin:10px 0;color:#2c3e50}.homeworks-grid[data-v-efb7de11]{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:20px}.homework-card[data-v-efb7de11]{background:white;border:1px solid #e9ecef;border-radius:8px;overflow:hidden;transition:all .3s ease;position:relative}.homework-card[data-v-efb7de11]:hover{box-shadow:0 4px 12px #0000001a;transform:translateY(-2px)}.homework-card.status-draft[data-v-efb7de11]{border-left:4px solid #f39c12}.homework-card.status-published[data-v-efb7de11]{border-left:4px solid #27ae60}.homework-card.status-completed[data-v-efb7de11]{border-left:4px solid #9b59b6}.card-header[data-v-efb7de11]{display:flex;align-items:center;padding:20px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff}.homework-icon[data-v-efb7de11]{width:50px;height:50px;background:rgba(255,255,255,.2);border-radius:50%;display:flex;align-items:center;justify-content:center;margin-right:15px}.homework-icon i[data-v-efb7de11]{font-size:1.5rem}.homework-info[data-v-efb7de11]{flex:1}.homework-title[data-v-efb7de11]{margin:0 0 5px;font-size:1.2rem;font-weight:600}.homework-id[data-v-efb7de11]{margin:0;font-size:.85rem;opacity:.8}.homework-status[data-v-efb7de11]{margin-left:15px}.status-badge[data-v-efb7de11]{padding:4px 8px;border-radius:12px;font-size:.8rem;font-weight:500}.status-badge.draft[data-v-efb7de11]{background:#f39c12;color:#fff}.status-badge.published[data-v-efb7de11]{background:#27ae60;color:#fff}.status-badge.completed[data-v-efb7de11]{background:#9b59b6;color:#fff}.card-body[data-v-efb7de11]{padding:20px}.homework-details[data-v-efb7de11]{display:flex;flex-direction:column;gap:10px}.detail-item[data-v-efb7de11]{display:flex;align-items:center;gap:10px;color:#6c757d;font-size:.9rem}.detail-item i[data-v-efb7de11]{width:16px;color:#3498db}.content-preview[data-v-efb7de11]{align-items:flex-start}.content-text[data-v-efb7de11]{line-height:1.4;color:#495057}.card-footer[data-v-efb7de11]{padding:15px 20px;background:#f8f9fa;border-top:1px solid #e9ecef}.homework-meta[data-v-efb7de11]{display:flex;justify-content:space-between;font-size:.8rem;color:#6c757d}.meta-item[data-v-efb7de11]{display:flex;align-items:center;gap:5px}.card-actions[data-v-efb7de11]{display:flex;gap:8px;padding:0 20px 20px;flex-wrap:wrap}.btn[data-v-efb7de11]{padding:8px 16px;border:none;border-radius:6px;cursor:pointer;font-size:.9rem;font-weight:500;transition:all .3s ease;display:inline-flex;align-items:center;gap:5px;text-decoration:none}.btn-primary[data-v-efb7de11]{background:#3498db;color:#fff}.btn-primary[data-v-efb7de11]:hover{background:#2980b9}.btn-secondary[data-v-efb7de11]{background:#6c757d;color:#fff}.btn-secondary[data-v-efb7de11]:hover{background:#5a6268}.btn-outline[data-v-efb7de11]{background:transparent;border:1px solid #ddd;color:#6c757d}.btn-outline[data-v-efb7de11]:hover{background:#f8f9fa;border-color:#3498db;color:#3498db}.btn-success[data-v-efb7de11]{background:#27ae60;color:#fff}.btn-success[data-v-efb7de11]:hover{background:#219a52}.btn-warning[data-v-efb7de11]{background:#f39c12;color:#fff}.btn-warning[data-v-efb7de11]:hover{background:#d68910}.btn-info[data-v-efb7de11]{background:#17a2b8;color:#fff}.btn-info[data-v-efb7de11]:hover{background:#138496}.btn-danger[data-v-efb7de11]{background:#e74c3c;color:#fff}.btn-danger[data-v-efb7de11]:hover{background:#c0392b}.btn-sm[data-v-efb7de11]{padding:6px 12px;font-size:.8rem}.btn[data-v-efb7de11]:disabled{opacity:.6;cursor:not-allowed}.pagination[data-v-efb7de11]{display:flex;justify-content:space-between;align-items:center;margin-top:20px;padding:15px 0;border-top:1px solid #e9ecef}.pagination-info[data-v-efb7de11]{color:#6c757d;font-size:.9rem}.pagination-controls[data-v-efb7de11]{display:flex;align-items:center;gap:15px}.btn-pagination[data-v-efb7de11]{padding:8px 16px;border:1px solid #ddd;background:white;border-radius:6px;cursor:pointer;font-size:.9rem;transition:all .3s ease}.btn-pagination[data-v-efb7de11]:hover:not(:disabled){background:#f8f9fa;border-color:#3498db;color:#3498db}.btn-pagination[data-v-efb7de11]:disabled{opacity:.5;cursor:not-allowed}.page-info[data-v-efb7de11]{color:#6c757d;font-size:.9rem}.modal-overlay[data-v-efb7de11]{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:1000}.modal-content[data-v-efb7de11]{background:white;border-radius:8px;width:90%;max-width:500px;max-height:90vh;overflow-y:auto}.large-modal[data-v-efb7de11]{max-width:700px}.modal-header[data-v-efb7de11]{display:flex;justify-content:space-between;align-items:center;padding:20px;border-bottom:1px solid #e9ecef}.modal-header h3[data-v-efb7de11]{margin:0;color:#2c3e50}.btn-close[data-v-efb7de11]{background:none;border:none;font-size:1.2rem;cursor:pointer;color:#6c757d;padding:5px}.btn-close[data-v-efb7de11]:hover{color:#2c3e50}.modal-body[data-v-efb7de11]{padding:20px}.form-row[data-v-efb7de11]{display:grid;grid-template-columns:1fr 1fr;gap:15px}.form-group[data-v-efb7de11]{margin-bottom:20px}.form-group label[data-v-efb7de11]{display:block;margin-bottom:5px;font-weight:500;color:#2c3e50}.form-group input[data-v-efb7de11],.form-group select[data-v-efb7de11],.form-group textarea[data-v-efb7de11]{width:100%;padding:10px;border:1px solid #ddd;border-radius:6px;font-size:.9rem;box-sizing:border-box}.form-group textarea[data-v-efb7de11]{resize:vertical}.form-group input[type=checkbox][data-v-efb7de11]{width:auto;margin-right:8px}.form-actions[data-v-efb7de11]{display:flex;gap:10px;justify-content:flex-end;margin-top:30px}.homework-details-view[data-v-efb7de11]{display:flex;flex-direction:column;gap:20px}.detail-section h4[data-v-efb7de11]{margin:0 0 10px;color:#2c3e50;font-size:1.1rem}.detail-grid[data-v-efb7de11]{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:15px}.detail-item[data-v-efb7de11]{display:flex;flex-direction:column;gap:5px}.detail-item label[data-v-efb7de11]{font-weight:500;color:#6c757d;font-size:.9rem}.detail-item span[data-v-efb7de11]{color:#2c3e50}.content-box[data-v-efb7de11]{background:#f8f9fa;padding:15px;border-radius:6px;border:1px solid #e9ecef;line-height:1.5;white-space:pre-wrap}.modal-actions[data-v-efb7de11]{display:flex;gap:10px;justify-content:flex-end;padding:20px;border-top:1px solid #e9ecef}.confirm-modal[data-v-efb7de11]{max-width:400px}.confirm-modal .modal-body[data-v-efb7de11]{text-align:center}.confirm-modal .modal-actions[data-v-efb7de11]{display:flex;gap:10px;justify-content:center}@media (max-width: 768px){.page-header[data-v-efb7de11]{flex-direction:column;align-items:flex-start;gap:15px}.header-actions[data-v-efb7de11]{width:100%;justify-content:flex-start}.stats-cards[data-v-efb7de11]{grid-template-columns:repeat(2,1fr)}.filter-section[data-v-efb7de11]{flex-direction:column;align-items:flex-start}.search-box[data-v-efb7de11]{max-width:100%}.filter-options[data-v-efb7de11]{width:100%;justify-content:space-between}.filter-options select[data-v-efb7de11]{flex:1;min-width:0}.homeworks-grid[data-v-efb7de11],.form-row[data-v-efb7de11]{grid-template-columns:1fr}.card-actions[data-v-efb7de11]{justify-content:center}.pagination[data-v-efb7de11]{flex-direction:column;gap:10px;text-align:center}.form-actions[data-v-efb7de11]{flex-direction:column}}@media (max-width: 480px){.container[data-v-efb7de11]{padding:0 10px}.stats-cards[data-v-efb7de11]{grid-template-columns:1fr}.modal-content[data-v-efb7de11]{width:95%;margin:10px}}.statistics-dashboard[data-v-cd3f299a]{min-height:100vh;background:#f8f9fa;padding:20px 0}.container[data-v-cd3f299a]{max-width:1400px;margin:0 auto;padding:0 20px}.page-header[data-v-cd3f299a]{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;padding-bottom:20px;border-bottom:1px solid #e9ecef}.header-left h1[data-v-cd3f299a]{font-size:2rem;color:#2c3e50;margin:0 0 5px}.page-subtitle[data-v-cd3f299a]{color:#6c757d;margin:0;font-size:1rem}.header-actions[data-v-cd3f299a]{display:flex;gap:10px}.time-filter[data-v-cd3f299a]{display:flex;align-items:center;gap:15px;margin-bottom:30px;padding:15px;background:white;border-radius:8px;box-shadow:0 1px 3px #0000001a}.filter-label[data-v-cd3f299a]{display:flex;align-items:center;gap:8px;font-weight:500;color:#2c3e50}.filter-options[data-v-cd3f299a]{display:flex;gap:8px}.btn-filter[data-v-cd3f299a]{padding:8px 16px;border:1px solid #ddd;background:white;border-radius:6px;cursor:pointer;font-size:.9rem;transition:all .3s ease}.btn-filter[data-v-cd3f299a]:hover{border-color:#3498db;color:#3498db}.btn-filter.active[data-v-cd3f299a]{background:#3498db;border-color:#3498db;color:#fff}.loading-state[data-v-cd3f299a]{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:100px 20px;text-align:center;color:#6c757d}.loading-state i[data-v-cd3f299a]{font-size:3rem;margin-bottom:15px;color:#3498db}.main-stats-grid[data-v-cd3f299a]{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin-bottom:30px}.stat-card[data-v-cd3f299a]{background:white;border-radius:12px;padding:25px;display:flex;align-items:center;gap:20px;box-shadow:0 2px 8px #0000001a;transition:transform .3s ease}.stat-card[data-v-cd3f299a]:hover{transform:translateY(-2px)}.stat-card.primary[data-v-cd3f299a]{border-left:4px solid #3498db}.stat-card.success[data-v-cd3f299a]{border-left:4px solid #27ae60}.stat-card.info[data-v-cd3f299a]{border-left:4px solid #17a2b8}.stat-card.warning[data-v-cd3f299a]{border-left:4px solid #f39c12}.stat-icon[data-v-cd3f299a]{width:70px;height:70px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2rem;color:#fff}.stat-card.primary .stat-icon[data-v-cd3f299a]{background:#3498db}.stat-card.success .stat-icon[data-v-cd3f299a]{background:#27ae60}.stat-card.info .stat-icon[data-v-cd3f299a]{background:#17a2b8}.stat-card.warning .stat-icon[data-v-cd3f299a]{background:#f39c12}.stat-content h3[data-v-cd3f299a]{font-size:2.5rem;margin:0 0 5px;color:#2c3e50;font-weight:600}.stat-content p[data-v-cd3f299a]{margin:0 0 10px;color:#6c757d;font-size:1rem}.stat-trend[data-v-cd3f299a]{display:flex;align-items:center;gap:5px}.trend-indicator[data-v-cd3f299a]{display:flex;align-items:center;gap:3px;font-size:.85rem;font-weight:500;padding:2px 6px;border-radius:12px}.trend-indicator.trend-up[data-v-cd3f299a]{background:#d4edda;color:#155724}.trend-indicator.trend-down[data-v-cd3f299a]{background:#f8d7da;color:#721c24}.trend-indicator.trend-neutral[data-v-cd3f299a]{background:#e2e3e5;color:#383d41}.trend-label[data-v-cd3f299a]{font-size:.8rem;color:#6c757d}.charts-section[data-v-cd3f299a]{margin-bottom:30px}.chart-row[data-v-cd3f299a]{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:20px}.chart-card[data-v-cd3f299a]{background:white;border-radius:12px;padding:25px;box-shadow:0 2px 8px #0000001a}.chart-header[data-v-cd3f299a]{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.chart-header h3[data-v-cd3f299a]{margin:0;color:#2c3e50;font-size:1.2rem}.chart-legend[data-v-cd3f299a]{display:flex;gap:15px}.legend-item[data-v-cd3f299a]{display:flex;align-items:center;gap:5px;font-size:.85rem;color:#6c757d}.legend-color[data-v-cd3f299a]{width:12px;height:12px;border-radius:2px}.legend-color.new-users[data-v-cd3f299a]{background:#3498db}.legend-color.total-users[data-v-cd3f299a]{background:#27ae60}.legend-color.published[data-v-cd3f299a]{background:#3498db}.legend-color.draft[data-v-cd3f299a]{background:#f39c12}.legend-color.submitted[data-v-cd3f299a]{background:#27ae60}.legend-color.pending[data-v-cd3f299a]{background:#6c757d}.chart-container[data-v-cd3f299a]{height:300px;display:flex;align-items:center;justify-content:center}.no-data[data-v-cd3f299a]{text-align:center;color:#6c757d}.no-data i[data-v-cd3f299a]{font-size:3rem;margin-bottom:10px;color:#dee2e6}.chart-placeholder[data-v-cd3f299a]{width:100%;height:100%;display:flex;align-items:center;justify-content:center}.mock-chart[data-v-cd3f299a]{width:100%;height:100%;position:relative}.chart-bars[data-v-cd3f299a]{display:flex;align-items:end;justify-content:space-around;height:80%;padding:0 10px}.chart-bar-container[data-v-cd3f299a]{display:flex;flex-direction:column;align-items:center;height:100%}.chart-bar-group[data-v-cd3f299a]{display:flex;align-items:end;gap:2px;height:100%;width:30px}.chart-bar[data-v-cd3f299a]{width:12px;border-radius:2px 2px 0 0;transition:height .3s ease}.chart-bar.new-users[data-v-cd3f299a]{background:#3498db}.chart-bar.total-users[data-v-cd3f299a]{background:#27ae60}.chart-label[data-v-cd3f299a]{margin-top:8px;font-size:.8rem;color:#6c757d}.chart-lines[data-v-cd3f299a]{position:absolute;top:0;left:0;right:0;height:80%}.line[data-v-cd3f299a]{position:absolute;height:2px;left:0;right:0;opacity:.3}.line.published[data-v-cd3f299a]{background:#3498db}.line.draft[data-v-cd3f299a]{background:#f39c12}.chart-points[data-v-cd3f299a]{display:flex;justify-content:space-around;align-items:end;height:80%;position:relative}.point-container[data-v-cd3f299a]{display:flex;flex-direction:column;align-items:center;height:100%}.point[data-v-cd3f299a]{width:12px;height:12px;border-radius:50%;position:absolute}.point.published[data-v-cd3f299a]{background:#3498db}.point.draft[data-v-cd3f299a]{background:#f39c12}.point-label[data-v-cd3f299a]{margin-top:8px;font-size:.8rem;color:#6c757d}.mock-pie-chart[data-v-cd3f299a]{display:flex;align-items:center;gap:30px;height:100%}.pie-chart[data-v-cd3f299a]{position:relative;width:150px;height:150px;border-radius:50%;background:conic-gradient(#27ae60 0% calc(var(--submitted-percent, 0) * 1%),#6c757d calc(var(--submitted-percent, 0) * 1%) 100%)}.pie-center[data-v-cd3f299a]{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:white;width:80px;height:80px;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center}.pie-percentage[data-v-cd3f299a]{font-size:1.5rem;font-weight:600;color:#2c3e50}.pie-label[data-v-cd3f299a]{font-size:.8rem;color:#6c757d}.pie-legend[data-v-cd3f299a]{display:flex;flex-direction:column;gap:10px}.distribution-list[data-v-cd3f299a]{width:100%}.distribution-item[data-v-cd3f299a]{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid #f1f3f4}.distribution-item[data-v-cd3f299a]:last-child{border-bottom:none}.subject-info[data-v-cd3f299a]{display:flex;align-items:center;gap:15px;min-width:150px}.subject-name[data-v-cd3f299a]{font-weight:500;color:#2c3e50}.subject-count[data-v-cd3f299a]{font-size:.85rem;color:#6c757d}.distribution-bar[data-v-cd3f299a]{flex:1;height:8px;background:#f1f3f4;border-radius:4px;margin:0 15px;overflow:hidden}.bar-fill[data-v-cd3f299a]{height:100%;background:#3498db;border-radius:4px;transition:width .3s ease}.distribution-percentage[data-v-cd3f299a]{font-weight:600;color:#2c3e50;min-width:40px;text-align:right}.detailed-stats[data-v-cd3f299a]{background:white;border-radius:12px;padding:25px;box-shadow:0 2px 8px #0000001a}.section-header[data-v-cd3f299a]{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.section-header h2[data-v-cd3f299a]{margin:0;color:#2c3e50;font-size:1.5rem}.detailed-grid[data-v-cd3f299a]{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}.detail-card[data-v-cd3f299a]{background:#f8f9fa;border-radius:8px;padding:20px}.detail-card h4[data-v-cd3f299a]{margin:0 0 15px;color:#2c3e50;font-size:1.1rem}.detail-list[data-v-cd3f299a]{display:flex;flex-direction:column;gap:10px}.detail-item[data-v-cd3f299a]{display:flex;justify-content:space-between;align-items:center}.detail-item .label[data-v-cd3f299a]{color:#6c757d;font-size:.9rem}.detail-item .value[data-v-cd3f299a]{font-weight:600;color:#2c3e50}.btn[data-v-cd3f299a]{padding:10px 20px;border:none;border-radius:6px;cursor:pointer;font-size:.9rem;font-weight:500;transition:all .3s ease;display:inline-flex;align-items:center;gap:8px}.btn-primary[data-v-cd3f299a]{background:#3498db;color:#fff}.btn-primary[data-v-cd3f299a]:hover{background:#2980b9}.btn-outline[data-v-cd3f299a]{background:transparent;border:1px solid #ddd;color:#6c757d}.btn-outline[data-v-cd3f299a]:hover{border-color:#3498db;color:#3498db}.btn-sm[data-v-cd3f299a]{padding:6px 12px;font-size:.8rem}@media (max-width: 1200px){.chart-row[data-v-cd3f299a]{grid-template-columns:1fr}.main-stats-grid[data-v-cd3f299a]{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}}@media (max-width: 768px){.page-header[data-v-cd3f299a]{flex-direction:column;align-items:flex-start;gap:15px}.header-actions[data-v-cd3f299a]{width:100%;justify-content:flex-end}.time-filter[data-v-cd3f299a]{flex-direction:column;align-items:flex-start;gap:10px}.filter-options[data-v-cd3f299a]{width:100%;justify-content:space-between}.btn-filter[data-v-cd3f299a]{flex:1;text-align:center}.main-stats-grid[data-v-cd3f299a],.detailed-grid[data-v-cd3f299a]{grid-template-columns:1fr}.mock-pie-chart[data-v-cd3f299a]{flex-direction:column;gap:20px}}@keyframes fadeIn-cd3f299a{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.stat-card[data-v-cd3f299a],.chart-card[data-v-cd3f299a],.detailed-stats[data-v-cd3f299a]{animation:fadeIn-cd3f299a .5s ease-out}[data-v-cd3f299a]::-webkit-scrollbar{width:6px}[data-v-cd3f299a]::-webkit-scrollbar-track{background:#f1f1f1}[data-v-cd3f299a]::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:3px}[data-v-cd3f299a]::-webkit-scrollbar-thumb:hover{background:#a8a8a8}.order-management[data-v-a635d598]{padding:20px 0}.container[data-v-a635d598]{max-width:1200px;margin:0 auto;padding:0 20px}.page-header[data-v-a635d598]{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px}.header-left h1[data-v-a635d598]{margin:0;color:#333;font-size:28px}.page-subtitle[data-v-a635d598]{margin:5px 0 0;color:#666;font-size:16px}.stats-grid[data-v-a635d598]{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-bottom:30px}.stat-card[data-v-a635d598]{background:white;border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a;display:flex;align-items:center;gap:15px}.stat-icon[data-v-a635d598]{width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px;color:#fff}.stat-icon.total-stat[data-v-a635d598]{background:#3498db}.stat-icon.amount-stat[data-v-a635d598]{background:#27ae60}.stat-icon.pending-stat[data-v-a635d598]{background:#f39c12}.stat-icon.paid-stat[data-v-a635d598]{background:#2ecc71}.stat-content h3[data-v-a635d598]{margin:0;font-size:24px;font-weight:700;color:#333}.stat-content p[data-v-a635d598]{margin:5px 0 0;color:#666;font-size:14px}.filter-section[data-v-a635d598]{background:white;border-radius:8px;padding:20px;margin-bottom:20px;box-shadow:0 2px 4px #0000001a}.filter-row[data-v-a635d598]{display:flex;align-items:center;gap:15px;flex-wrap:wrap}.filter-group[data-v-a635d598]{display:flex;align-items:center;gap:10px}.filter-group label[data-v-a635d598]{font-weight:700;color:#333;min-width:70px}.order-list[data-v-a635d598]{background:white;border-radius:8px;overflow:hidden;box-shadow:0 2px 4px #0000001a}.table-container[data-v-a635d598]{overflow-x:auto}.order-table[data-v-a635d598]{width:100%;border-collapse:collapse}.order-table th[data-v-a635d598],.order-table td[data-v-a635d598]{padding:12px 15px;text-align:left;border-bottom:1px solid #eee}.order-table th[data-v-a635d598]{background:#f8f9fa;font-weight:700;color:#333}.order-row[data-v-a635d598]:hover{background:#f8f9fa}.status-badge[data-v-a635d598]{padding:4px 8px;border-radius:4px;font-size:12px;font-weight:700;color:#fff}.status-pending[data-v-a635d598]{background:#f39c12}.status-paid[data-v-a635d598]{background:#27ae60}.status-completed[data-v-a635d598]{background:#3498db}.status-cancelled[data-v-a635d598]{background:#e74c3c}.status-success[data-v-a635d598]{background:#27ae60}.status-info[data-v-a635d598]{background:#3498db}.actions[data-v-a635d598]{display:flex;gap:5px}.username[data-v-a635d598]{font-weight:500;color:#333}.real-name[data-v-a635d598]{color:#666}.points-balance[data-v-a635d598]{font-weight:700;color:#2c3e50}.created-at[data-v-a635d598]{color:#999;font-size:13px}.btn-sm[data-v-a635d598]{padding:4px 8px;font-size:12px}.pagination[data-v-a635d598]{display:flex;justify-content:center;align-items:center;padding:20px;gap:15px}.page-info[data-v-a635d598]{color:#666;font-size:14px}.loading-overlay[data-v-a635d598]{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(255,255,255,.8);display:flex;align-items:center;justify-content:center;z-index:1000}.loading-spinner[data-v-a635d598]{text-align:center;color:#3498db}.loading-spinner i[data-v-a635d598]{font-size:40px;margin-bottom:10px}.modal-overlay[data-v-a635d598]{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:1000}.modal-content[data-v-a635d598]{background:white;border-radius:8px;width:90%;max-width:600px;max-height:80vh;overflow-y:auto}.modal-header[data-v-a635d598]{display:flex;justify-content:space-between;align-items:center;padding:20px;border-bottom:1px solid #eee}.modal-header h3[data-v-a635d598]{margin:0;color:#333}.modal-close[data-v-a635d598]{background:none;border:none;font-size:20px;color:#666;cursor:pointer}.modal-body[data-v-a635d598]{padding:20px}.order-detail-section[data-v-a635d598]{margin-bottom:30px}.order-detail-section h4[data-v-a635d598]{margin:0 0 15px;color:#333;border-bottom:2px solid #3498db;padding-bottom:5px}.detail-grid[data-v-a635d598]{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:15px}.detail-item[data-v-a635d598]{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid #f0f0f0}.detail-item label[data-v-a635d598]{font-weight:700;color:#666}.detail-item span[data-v-a635d598]{color:#333}.items-list[data-v-a635d598]{border:1px solid #eee;border-radius:4px}.order-item[data-v-a635d598]{display:flex;justify-content:space-between;align-items:center;padding:15px;border-bottom:1px solid #eee}.order-item[data-v-a635d598]:last-child{border-bottom:none}.item-info h5[data-v-a635d598]{margin:0 0 5px;color:#333}.item-meta[data-v-a635d598]{margin:0;color:#666;font-size:14px}.item-pricing[data-v-a635d598]{display:flex;align-items:center;gap:10px}.item-price[data-v-a635d598]{color:#333;font-weight:700}.item-quantity[data-v-a635d598]{color:#666}.item-total[data-v-a635d598]{color:#e74c3c;font-weight:700}@media (max-width: 768px){.filter-row[data-v-a635d598]{flex-direction:column;align-items:stretch}.filter-group[data-v-a635d598]{justify-content:space-between}.detail-grid[data-v-a635d598]{grid-template-columns:1fr}.order-item[data-v-a635d598]{flex-direction:column;align-items:flex-start;gap:10px}.item-pricing[data-v-a635d598]{align-self:flex-end}}.points-records-section[data-v-a635d598]{margin-top:30px}.records-actions[data-v-a635d598]{margin-bottom:15px}.records-table[data-v-a635d598]{width:100%;border-collapse:collapse;margin-top:10px}.records-table th[data-v-a635d598],.records-table td[data-v-a635d598]{padding:10px 12px;text-align:left;border-bottom:1px solid #eee;font-size:14px}.records-table th[data-v-a635d598]{background:#f8f9fa;font-weight:700;color:#333}.record-row[data-v-a635d598]:hover{background:#f8f9fa}.type-badge[data-v-a635d598]{padding:3px 8px;border-radius:4px;font-size:12px;font-weight:700;color:#fff}.type-recharge[data-v-a635d598]{background:#27ae60}.type-purchase[data-v-a635d598]{background:#e74c3c}.type-reward[data-v-a635d598]{background:#f39c12}.type-refund[data-v-a635d598]{background:#3498db}.type-default[data-v-a635d598]{background:#95a5a6}.amount.positive[data-v-a635d598]{color:#27ae60;font-weight:700}.amount.negative[data-v-a635d598]{color:#e74c3c;font-weight:700}.balance[data-v-a635d598]{font-weight:700;color:#2c3e50}.remark[data-v-a635d598]{color:#666;max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.no-records[data-v-a635d598]{text-align:center;padding:40px;color:#999}.points-operation-section[data-v-a635d598]{margin:30px 0;padding:20px;background:#f8f9fa;border-radius:8px}.points-operation-section h4[data-v-a635d598]{margin:0 0 15px;color:#333}.form-group[data-v-a635d598]{margin-bottom:15px}.form-group label[data-v-a635d598]{display:block;margin-bottom:5px;font-weight:700;color:#333}.form-control[data-v-a635d598]{width:100%;padding:8px 12px;border:1px solid #ddd;border-radius:4px;font-size:14px}.points-value[data-v-a635d598]{font-weight:700;color:#e74c3c;font-size:18px}.user-orders[data-v-499322f9]{padding:20px 0;min-height:80vh}.container[data-v-499322f9]{max-width:1000px;margin:0 auto;padding:0 20px}.page-header[data-v-499322f9]{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;flex-wrap:wrap;gap:15px}.header-left h1[data-v-499322f9]{margin:0;color:#333;font-size:28px}.page-subtitle[data-v-499322f9]{margin:5px 0 0;color:#666;font-size:16px}.header-actions[data-v-499322f9]{display:flex;gap:10px}.stats-grid[data-v-499322f9]{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-bottom:30px}.stat-card[data-v-499322f9]{background:white;border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a;display:flex;align-items:center;gap:15px}.stat-icon[data-v-499322f9]{width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px;color:#fff}.stat-icon.total-stat[data-v-499322f9]{background:#3498db}.stat-icon.amount-stat[data-v-499322f9]{background:#27ae60}.stat-icon.paid-stat[data-v-499322f9]{background:#2ecc71}.stat-icon.completed-stat[data-v-499322f9]{background:#9b59b6}.stat-content h3[data-v-499322f9]{margin:0;font-size:24px;font-weight:700;color:#333}.stat-content p[data-v-499322f9]{margin:5px 0 0;color:#666;font-size:14px}.order-cards[data-v-499322f9]{display:flex;flex-direction:column;gap:20px}.order-card[data-v-499322f9]{background:white;border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a;cursor:pointer;transition:transform .2s,box-shadow .2s}.order-card[data-v-499322f9]:hover{transform:translateY(-2px);box-shadow:0 4px 8px #00000026}.order-header[data-v-499322f9]{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.order-info h3[data-v-499322f9]{margin:0;color:#333;font-size:18px}.order-date[data-v-499322f9]{color:#666;font-size:14px}.status-badge[data-v-499322f9]{padding:4px 8px;border-radius:4px;font-size:12px;font-weight:700;color:#fff}.status-pending[data-v-499322f9]{background:#f39c12}.status-paid[data-v-499322f9]{background:#27ae60}.status-completed[data-v-499322f9]{background:#3498db}.status-cancelled[data-v-499322f9]{background:#e74c3c}.order-content[data-v-499322f9]{margin-bottom:15px}.order-items[data-v-499322f9]{margin-bottom:10px}.order-item-preview[data-v-499322f9]{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid #f0f0f0}.order-item-preview[data-v-499322f9]:last-child{border-bottom:none}.item-title[data-v-499322f9]{flex:1;color:#333;font-size:14px}.item-quantity[data-v-499322f9]{color:#666;font-size:14px;margin:0 10px}.item-price[data-v-499322f9]{color:#e74c3c;font-weight:700;font-size:14px}.more-items[data-v-499322f9]{color:#666;font-size:14px;text-align:center;padding:8px 0}.order-summary[data-v-499322f9]{border-top:1px solid #eee;padding-top:10px}.summary-row[data-v-499322f9]{display:flex;justify-content:space-between;align-items:center}.total-amount[data-v-499322f9]{color:#e74c3c;font-weight:700;font-size:16px}.order-footer[data-v-499322f9]{display:flex;justify-content:flex-end}.empty-state[data-v-499322f9]{text-align:center;padding:60px 20px;background:white;border-radius:8px;box-shadow:0 2px 4px #0000001a}.empty-icon[data-v-499322f9]{font-size:60px;color:#ddd;margin-bottom:20px}.empty-state h3[data-v-499322f9]{margin:0 0 10px;color:#666}.empty-state p[data-v-499322f9]{margin:0 0 20px;color:#999}.pagination[data-v-499322f9]{display:flex;justify-content:center;align-items:center;padding:30px 0;gap:15px}.page-info[data-v-499322f9]{color:#666;font-size:14px}.loading-overlay[data-v-499322f9]{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(255,255,255,.8);display:flex;align-items:center;justify-content:center;z-index:1000}.loading-spinner[data-v-499322f9]{text-align:center;color:#3498db}.loading-spinner i[data-v-499322f9]{font-size:40px;margin-bottom:10px}.modal-overlay[data-v-499322f9]{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:1000}.modal-content[data-v-499322f9]{background:white;border-radius:8px;width:90%;max-width:600px;max-height:80vh;overflow-y:auto}.modal-header[data-v-499322f9]{display:flex;justify-content:space-between;align-items:center;padding:20px;border-bottom:1px solid #eee}.modal-header h3[data-v-499322f9]{margin:0;color:#333}.modal-close[data-v-499322f9]{background:none;border:none;font-size:20px;color:#666;cursor:pointer}.modal-body[data-v-499322f9]{padding:20px}.order-detail-section[data-v-499322f9]{margin-bottom:30px}.order-detail-section h4[data-v-499322f9]{margin:0 0 15px;color:#333;font-size:18px}.detail-grid[data-v-499322f9]{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:15px}.detail-item[data-v-499322f9]{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid #f0f0f0}.detail-item[data-v-499322f9]:last-child{border-bottom:none}.detail-item label[data-v-499322f9]{font-weight:700;color:#666}.detail-item .amount[data-v-499322f9]{color:#e74c3c;font-weight:700}.items-list[data-v-499322f9]{display:flex;flex-direction:column;gap:15px}.order-item[data-v-499322f9]{display:flex;justify-content:space-between;align-items:center;padding:15px;background:#f8f9fa;border-radius:6px}.item-info h5[data-v-499322f9]{margin:0 0 5px;color:#333;font-size:16px}.item-meta[data-v-499322f9]{margin:0;color:#666;font-size:14px}.item-pricing[data-v-499322f9]{display:flex;align-items:center;gap:10px}.item-price[data-v-499322f9],.item-total[data-v-499322f9]{color:#e74c3c;font-weight:700}.item-quantity[data-v-499322f9]{color:#666}@media (max-width: 768px){.container[data-v-499322f9]{padding:0 15px}.page-header[data-v-499322f9]{flex-direction:column;align-items:flex-start}.stats-grid[data-v-499322f9]{grid-template-columns:repeat(2,1fr)}.detail-grid[data-v-499322f9]{grid-template-columns:1fr}.order-item[data-v-499322f9]{flex-direction:column;align-items:flex-start;gap:10px}.item-pricing[data-v-499322f9]{align-self:flex-end}}@media (max-width: 480px){.stats-grid[data-v-499322f9]{grid-template-columns:1fr}.pagination[data-v-499322f9]{flex-direction:column;gap:10px}}.btn[data-v-499322f9]{padding:8px 16px;border:none;border-radius:4px;cursor:pointer;font-size:14px;transition:all .3s;display:inline-flex;align-items:center;gap:5px}.btn-primary[data-v-499322f9]{background:#3498db;color:#fff}.btn-primary[data-v-499322f9]:hover{background:#2980b9}.btn-outline[data-v-499322f9]{background:white;color:#3498db;border:1px solid #3498db}.btn-outline[data-v-499322f9]:hover{background:#f8f9fa}.btn-sm[data-v-499322f9]{padding:4px 8px;font-size:12px}.btn[data-v-499322f9]:disabled{opacity:.5;cursor:not-allowed}.ai-homework-generator[data-v-7fee5520]{min-height:100vh;background-color:#f5f7fa;padding:20px 0}.container[data-v-7fee5520]{max-width:800px;margin:0 auto;padding:0 20px}.page-header[data-v-7fee5520]{text-align:center;margin-bottom:30px}.page-header h1[data-v-7fee5520]{color:#333;margin-bottom:10px}.page-subtitle[data-v-7fee5520]{color:#666;margin-bottom:20px}.form-card[data-v-7fee5520]{background:white;border-radius:8px;padding:30px;box-shadow:0 2px 10px #0000001a}.form-card h2[data-v-7fee5520]{color:#333;margin-bottom:20px;text-align:center}.form-group[data-v-7fee5520]{margin-bottom:20px}.form-group label[data-v-7fee5520]{display:block;margin-bottom:8px;font-weight:600;color:#333}.form-control[data-v-7fee5520]{width:100%;padding:12px;border:1px solid #ddd;border-radius:4px;font-size:14px}.form-control[data-v-7fee5520]:focus{outline:none;border-color:#409eff;box-shadow:0 0 0 2px #409eff33}.difficulty-slider[data-v-7fee5520]{margin-top:10px}.slider[data-v-7fee5520]{width:100%;height:6px;border-radius:3px;background:#ddd;outline:none;-webkit-appearance:none;-moz-appearance:none;appearance:none}.slider[data-v-7fee5520]::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:18px;height:18px;border-radius:50%;background:#409EFF;cursor:pointer}.slider[data-v-7fee5520]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:#409EFF;cursor:pointer;border:none}.difficulty-label[data-v-7fee5520]{display:flex;justify-content:space-between;margin-top:10px;font-size:14px;color:#666}.form-actions[data-v-7fee5520]{display:flex;justify-content:center;gap:10px;margin-top:30px}.btn[data-v-7fee5520]{padding:12px 24px;border-radius:4px;font-size:14px;font-weight:600;cursor:pointer;transition:all .3s}.btn-primary[data-v-7fee5520]{background-color:#409eff;color:#fff;border:none}.btn-primary[data-v-7fee5520]:hover{background-color:#66b1ff}.btn-outline[data-v-7fee5520]{background-color:#fff;color:#409eff;border:1px solid #409EFF}.btn-outline[data-v-7fee5520]:hover{background-color:#ecf5ff}.btn[data-v-7fee5520]:disabled{opacity:.6;cursor:not-allowed}.status-card[data-v-7fee5520]{background:white;border-radius:8px;padding:30px;box-shadow:0 2px 10px #0000001a}.status-card h2[data-v-7fee5520]{color:#333;margin-bottom:20px;text-align:center}.task-info[data-v-7fee5520]{margin-bottom:30px}.info-item[data-v-7fee5520]{margin-bottom:15px}.info-item label[data-v-7fee5520]{display:block;margin-bottom:5px;font-weight:600;color:#333}.info-item span[data-v-7fee5520]{color:#666}.status-badge[data-v-7fee5520]{display:inline-block;padding:4px 12px;border-radius:12px;font-size:12px;font-weight:600}.status-badge.pending[data-v-7fee5520]{background-color:#ecf5ff;color:#409eff}.status-badge.processing[data-v-7fee5520]{background-color:#f0f9eb;color:#67c23a}.status-badge.completed[data-v-7fee5520]{background-color:#f0f0f0;color:#909399}.status-badge.failed[data-v-7fee5520]{background-color:#fef0f0;color:#f56c6c}.progress-bar[data-v-7fee5520]{position:relative;width:100%;height:8px;background-color:#f0f0f0;border-radius:4px;overflow:hidden}.progress-fill[data-v-7fee5520]{height:100%;background-color:#409eff;transition:width .3s ease}.progress-text[data-v-7fee5520]{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:12px;font-weight:600;color:#333}.info-item.error[data-v-7fee5520]{color:#f56c6c}.status-actions[data-v-7fee5520]{display:flex;justify-content:center;gap:10px}.loading-layouts[data-v-7fee5520]{text-align:center;padding:20px;color:#666}.no-layouts[data-v-7fee5520]{text-align:center;padding:20px;color:#999}.layout-selector[data-v-7fee5520]{margin-bottom:15px}.layout-preview[data-v-7fee5520]{margin-top:15px;padding:15px;background-color:#f8f9fa;border-radius:6px;border:1px solid #e9ecef}.preview-header[data-v-7fee5520]{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.preview-header h4[data-v-7fee5520]{margin:0;color:#333;font-size:16px}.category-tag[data-v-7fee5520]{padding:4px 8px;border-radius:4px;font-size:12px;font-weight:600}.category-tag.口算模版[data-v-7fee5520]{background:#e3f2fd;color:#1976d2}.category-tag.竖式\/脱式[data-v-7fee5520]{background:#f3e5f5;color:#7b1fa2}.layout-info[data-v-7fee5520]{display:flex;flex-wrap:wrap;gap:15px;margin-bottom:10px}.info-item[data-v-7fee5520]{display:flex;align-items:center;gap:5px;font-size:14px;color:#666}.info-item i[data-v-7fee5520]{color:#409eff}.suitable-for[data-v-7fee5520],.notes[data-v-7fee5520]{font-size:14px;line-height:1.5;margin-bottom:5px}.suitable-for strong[data-v-7fee5520],.notes strong[data-v-7fee5520]{color:#333}.primary-school-options[data-v-7fee5520]{margin:20px 0;padding:15px;background-color:#f9f9f9;border-radius:8px;border:1px solid #e0e0e0}.checkbox-group[data-v-7fee5520]{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}.checkbox-item[data-v-7fee5520]{display:flex;align-items:center;gap:5px;padding:6px 12px;background-color:#fff;border:1px solid #ddd;border-radius:16px;font-size:13px;cursor:pointer;transition:all .2s}.checkbox-item[data-v-7fee5520]:hover{border-color:#409eff;background-color:#ecf5ff}.checkbox-item input[type=checkbox][data-v-7fee5520]{margin:0}@media (max-width: 768px){.form-card[data-v-7fee5520]{padding:20px}.form-actions[data-v-7fee5520]{flex-direction:column}.btn[data-v-7fee5520]{width:100%}.checkbox-group[data-v-7fee5520]{flex-direction:column}.checkbox-item[data-v-7fee5520]{width:100%;justify-content:flex-start}}.ai-task-list[data-v-f89445cb]{min-height:100vh;background-color:#f8f9fa;padding:20px 0}.page-header[data-v-f89445cb]{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px}.page-header h1[data-v-f89445cb]{margin:0;color:#333}.page-subtitle[data-v-f89445cb]{margin:5px 0 0;color:#666}.header-actions[data-v-f89445cb]{display:flex;gap:10px}.task-list[data-v-f89445cb]{background:white;border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a}.loading[data-v-f89445cb],.empty-state[data-v-f89445cb]{text-align:center;padding:40px;color:#666}.empty-state i[data-v-f89445cb]{font-size:48px;color:#ccc;margin-bottom:20px}.tasks-grid[data-v-f89445cb]{display:grid;gap:20px}.task-card[data-v-f89445cb]{border:1px solid #e0e0e0;border-radius:8px;padding:20px;transition:all .3s ease}.task-card[data-v-f89445cb]:hover{box-shadow:0 4px 8px #0000001a}.task-card.processing[data-v-f89445cb]{border-left:4px solid #007bff}.task-card.completed[data-v-f89445cb]{border-left:4px solid #28a745}.task-card.failed[data-v-f89445cb]{border-left:4px solid #dc3545}.task-card.pending[data-v-f89445cb]{border-left:4px solid #ffc107}.task-header[data-v-f89445cb]{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.task-title[data-v-f89445cb]{margin:0;font-size:18px;color:#333}.task-status[data-v-f89445cb]{padding:4px 8px;border-radius:4px;font-size:12px;font-weight:700}.task-status.processing[data-v-f89445cb]{background:#007bff;color:#fff}.task-status.completed[data-v-f89445cb]{background:#28a745;color:#fff}.task-status.failed[data-v-f89445cb]{background:#dc3545;color:#fff}.task-status.pending[data-v-f89445cb]{background:#ffc107;color:#333}.task-info[data-v-f89445cb]{margin-bottom:15px}.info-item[data-v-f89445cb]{display:flex;margin-bottom:5px}.info-item label[data-v-f89445cb]{font-weight:700;min-width:80px;color:#666}.info-item span[data-v-f89445cb]{color:#333}.task-progress[data-v-f89445cb]{margin-bottom:15px}.progress-bar[data-v-f89445cb]{position:relative;height:20px;background:#f0f0f0;border-radius:10px;overflow:hidden}.progress-fill[data-v-f89445cb]{height:100%;background:linear-gradient(90deg,#007bff,#0056b3);transition:width .3s ease}.progress-text[data-v-f89445cb]{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:12px;font-weight:700;color:#333}.task-result[data-v-f89445cb],.task-error[data-v-f89445cb]{margin-bottom:15px;padding:10px;border-radius:4px}.task-result[data-v-f89445cb]{background:#d4edda;border:1px solid #c3e6cb}.task-error[data-v-f89445cb]{background:#f8d7da;border:1px solid #f5c6cb}.task-actions[data-v-f89445cb]{display:flex;gap:10px}.auto-refresh[data-v-f89445cb]{text-align:center;margin-top:20px;padding:10px;background:#f8f9fa;border-radius:4px;color:#666}.btn-sm[data-v-f89445cb]{padding:5px 10px;font-size:12px}.chapter-selector[data-v-73d8f6e4]{max-width:1000px;margin:0 auto;padding:20px}.mode-selector[data-v-73d8f6e4]{margin-bottom:20px}.mode-selector label[data-v-73d8f6e4]{margin-right:10px;font-weight:700}.mode-buttons[data-v-73d8f6e4]{display:inline-flex;gap:10px}.mode-buttons button[data-v-73d8f6e4]{padding:8px 16px;border:1px solid #ddd;background:white;border-radius:4px;cursor:pointer;transition:all .3s}.mode-buttons button.active[data-v-73d8f6e4]{background:#2196f3;color:#fff;border-color:#2196f3}.subject-selector[data-v-73d8f6e4]{margin-bottom:20px}.subject-selector label[data-v-73d8f6e4]{margin-right:10px;font-weight:700}.subject-selector select[data-v-73d8f6e4]{padding:8px 12px;border:1px solid #ddd;border-radius:4px;min-width:200px}.textbook-selector[data-v-73d8f6e4]{margin-bottom:20px}.selector-row[data-v-73d8f6e4]{display:flex;gap:15px;flex-wrap:wrap}.selector-group[data-v-73d8f6e4]{flex:1;min-width:200px}.selector-group label[data-v-73d8f6e4]{display:block;margin-bottom:5px;font-weight:700}.selector-group select[data-v-73d8f6e4]{width:100%;padding:8px 12px;border:1px solid #ddd;border-radius:4px;box-sizing:border-box}.search-box[data-v-73d8f6e4]{margin-bottom:20px;display:flex;gap:10px}.search-box input[data-v-73d8f6e4]{flex:1;padding:8px 12px;border:1px solid #ddd;border-radius:4px}.search-box button[data-v-73d8f6e4]{padding:8px 16px;background:#f5f5f5;border:1px solid #ddd;border-radius:4px;cursor:pointer}.chapter-tree[data-v-73d8f6e4],.search-results[data-v-73d8f6e4]{border:1px solid #e0e0e0;border-radius:8px;margin-bottom:20px}.tree-header[data-v-73d8f6e4],.results-header[data-v-73d8f6e4]{padding:15px 20px;background:#f8f9fa;border-bottom:1px solid #e0e0e0;display:flex;justify-content:space-between;align-items:center}.tree-header h3[data-v-73d8f6e4],.results-header h3[data-v-73d8f6e4]{margin:0;font-size:16px}.selection-info[data-v-73d8f6e4]{color:#666;font-size:14px}.tree-content[data-v-73d8f6e4],.results-content[data-v-73d8f6e4]{max-height:400px;overflow-y:auto}.chapter-item[data-v-73d8f6e4]{padding:10px 20px;border-bottom:1px solid #f0f0f0;cursor:pointer;transition:background-color .2s}.chapter-item[data-v-73d8f6e4]:hover{background-color:#f8f9fa}.chapter-item.selected[data-v-73d8f6e4]{background-color:#e3f2fd;border-left:3px solid #2196f3}.chapter-item.child[data-v-73d8f6e4]{padding-left:40px}.chapter-main[data-v-73d8f6e4]{display:flex;align-items:center;gap:10px}.chapter-name[data-v-73d8f6e4]{flex:1;font-weight:500}.question-count[data-v-73d8f6e4]{color:#666;font-size:12px}.expand-icon[data-v-73d8f6e4]{width:20px;height:20px;display:flex;align-items:center;justify-content:center;background:#f0f0f0;border-radius:3px;cursor:pointer;font-weight:700}.children[data-v-73d8f6e4]{margin-left:20px}.search-item[data-v-73d8f6e4]{padding:15px 20px;border-bottom:1px solid #f0f0f0;display:flex;align-items:center;gap:15px;cursor:pointer}.search-item[data-v-73d8f6e4]:hover{background-color:#f8f9fa}.search-item.selected[data-v-73d8f6e4]{background-color:#e3f2fd}.chapter-info[data-v-73d8f6e4]{flex:1}.subject-name[data-v-73d8f6e4]{color:#666;font-size:12px;margin-top:2px}.empty-state[data-v-73d8f6e4]{padding:40px 20px;text-align:center;color:#666}.actions[data-v-73d8f6e4]{display:flex;gap:10px;justify-content:flex-end}.actions button[data-v-73d8f6e4]{padding:10px 20px;border:1px solid #ddd;border-radius:4px;background:white;cursor:pointer;transition:all .2s}.actions button[data-v-73d8f6e4]:disabled{opacity:.5;cursor:not-allowed}.actions button.primary[data-v-73d8f6e4]{background:#2196f3;color:#fff;border-color:#2196f3}.actions button.primary[data-v-73d8f6e4]:hover:not(:disabled){background:#1976d2}.loading[data-v-73d8f6e4]{text-align:center;padding:20px;color:#666}input[type=checkbox][data-v-73d8f6e4]{width:16px;height:16px;cursor:pointer}.hierarchy-selector[data-v-73d8f6e4]{margin-bottom:20px}.selector-group[data-v-73d8f6e4]{display:inline-flex;align-items:center;gap:8px;margin-right:20px;margin-bottom:10px}.selector-group label[data-v-73d8f6e4]{font-weight:700;white-space:nowrap}.selector-group select[data-v-73d8f6e4]{padding:8px 12px;border:1px solid #ddd;border-radius:4px;min-width:150px}.content-selector[data-v-73d8f6e4]{margin-top:20px}.chapter-section[data-v-73d8f6e4],.knowledge-section[data-v-73d8f6e4]{border:1px solid #e0e0e0;border-radius:8px;padding:20px;background:#fafafa}.knowledge-tree[data-v-73d8f6e4]{background:white;border-radius:6px;padding:15px}.knowledge-item[data-v-73d8f6e4]{padding:8px 12px;margin:4px 0;border:1px solid #e0e0e0;border-radius:4px;background:white;cursor:pointer;transition:all .2s}.knowledge-item[data-v-73d8f6e4]:hover{background:#f5f5f5;border-color:#2196f3}.knowledge-item.selected[data-v-73d8f6e4]{background:#e3f2fd;border-color:#2196f3}.knowledge-item.child[data-v-73d8f6e4]{margin-left:20px;border-left:3px solid #2196f3}.knowledge-main[data-v-73d8f6e4]{display:flex;align-items:center;gap:10px}.knowledge-name[data-v-73d8f6e4]{flex:1}.expand-icon[data-v-73d8f6e4]{width:20px;height:20px;display:flex;align-items:center;justify-content:center;background:#f0f0f0;border-radius:3px;font-size:12px;font-weight:700}.chapter-selection-page[data-v-28caac60]{min-height:100vh;background:#f8f9fa;padding:20px 0}.page-header[data-v-28caac60]{text-align:center;margin-bottom:30px;padding:0 20px}.page-header h1[data-v-28caac60]{color:#333;margin-bottom:10px;font-size:28px}.page-header p[data-v-28caac60]{color:#666;font-size:16px}.content[data-v-28caac60]{max-width:1000px;margin:0 auto;padding:0 20px}.questions-preview[data-v-28caac60]{margin-top:30px;background:white;border-radius:8px;box-shadow:0 2px 8px #0000001a;overflow:hidden}.preview-header[data-v-28caac60]{padding:20px;background:#f8f9fa;border-bottom:1px solid #e0e0e0;display:flex;justify-content:space-between;align-items:center}.preview-header h3[data-v-28caac60]{margin:0;color:#333}.create-btn[data-v-28caac60]{padding:10px 20px;background:#4caf50;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:14px;transition:background .2s}.create-btn[data-v-28caac60]:hover{background:#45a049}.questions-list[data-v-28caac60]{max-height:500px;overflow-y:auto}.question-item[data-v-28caac60]{padding:20px;border-bottom:1px solid #f0f0f0}.question-item[data-v-28caac60]:last-child{border-bottom:none}.question-header[data-v-28caac60]{display:flex;align-items:center;gap:15px;margin-bottom:10px}.question-number[data-v-28caac60]{font-weight:700;color:#333}.question-type[data-v-28caac60]{background:#e3f2fd;color:#1976d2;padding:2px 8px;border-radius:12px;font-size:12px}.question-difficulty[data-v-28caac60]{padding:2px 8px;border-radius:12px;font-size:12px;color:#fff}.question-difficulty.easy[data-v-28caac60]{background:#4caf50}.question-difficulty.medium[data-v-28caac60]{background:#ff9800}.question-difficulty.hard[data-v-28caac60]{background:#f44336}.question-content[data-v-28caac60]{margin-bottom:15px;line-height:1.6;color:#333}.question-options[data-v-28caac60]{margin:15px 0;padding-left:20px}.option[data-v-28caac60]{margin-bottom:8px;display:flex;align-items:flex-start;gap:8px}.option-label[data-v-28caac60]{font-weight:700;color:#666;min-width:20px}.option-content[data-v-28caac60]{flex:1;line-height:1.5}.question-footer[data-v-28caac60]{display:flex;justify-content:flex-end;margin-top:10px}.points[data-v-28caac60]{color:#666;font-size:14px}@media (max-width: 768px){.page-header h1[data-v-28caac60]{font-size:24px}.preview-header[data-v-28caac60]{flex-direction:column;gap:15px;align-items:stretch}.question-header[data-v-28caac60]{flex-wrap:wrap;gap:8px}}.textbook-management[data-v-20051ff2]{min-height:100vh;background:#f8f9fa;padding:20px 0}.page-header[data-v-20051ff2]{text-align:center;margin-bottom:30px;padding:0 20px}.page-header h1[data-v-20051ff2]{color:#333;margin-bottom:10px;font-size:28px}.page-header p[data-v-20051ff2]{color:#666;font-size:16px}.content[data-v-20051ff2]{max-width:1200px;margin:0 auto;padding:0 20px}.toolbar[data-v-20051ff2]{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;background:white;padding:20px;border-radius:8px;box-shadow:0 2px 4px #0000001a}.stage-tabs[data-v-20051ff2]{display:flex;gap:10px}.stage-tabs button[data-v-20051ff2]{padding:8px 16px;border:1px solid #ddd;background:white;border-radius:4px;cursor:pointer;transition:all .3s}.stage-tabs button.active[data-v-20051ff2]{background:#007bff;color:#fff;border-color:#007bff}.actions[data-v-20051ff2]{display:flex;gap:10px}.btn-primary[data-v-20051ff2],.btn-secondary[data-v-20051ff2],.btn-info[data-v-20051ff2]{padding:8px 16px;border:none;border-radius:4px;cursor:pointer;font-size:14px}.btn-primary[data-v-20051ff2]{background:#007bff;color:#fff}.btn-secondary[data-v-20051ff2]{background:#6c757d;color:#fff}.btn-info[data-v-20051ff2]{background:#17a2b8;color:#fff}.versions-section[data-v-20051ff2],.textbooks-section[data-v-20051ff2],.chapters-section[data-v-20051ff2]{background:white;padding:20px;border-radius:8px;box-shadow:0 2px 4px #0000001a;margin-bottom:20px}.versions-grid[data-v-20051ff2]{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px;margin-top:20px}.version-card[data-v-20051ff2]{border:1px solid #ddd;border-radius:8px;padding:16px;cursor:pointer;transition:all .3s}.version-card[data-v-20051ff2]:hover{border-color:#007bff;box-shadow:0 4px 8px #007bff1a}.version-card.active[data-v-20051ff2]{border-color:#007bff;background:#f8f9ff}.version-header[data-v-20051ff2]{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.version-header h3[data-v-20051ff2]{margin:0;font-size:18px}.stage-badge[data-v-20051ff2]{background:#28a745;color:#fff;padding:2px 8px;border-radius:12px;font-size:12px}.version-info .publisher[data-v-20051ff2]{color:#666;margin:5px 0}.version-stats[data-v-20051ff2]{display:flex;justify-content:space-between;margin-top:10px;font-size:14px}.textbooks-grid[data-v-20051ff2]{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:15px;margin-top:20px}.textbook-card[data-v-20051ff2]{border:1px solid #ddd;border-radius:8px;padding:16px}.textbook-header[data-v-20051ff2]{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.textbook-header h4[data-v-20051ff2]{margin:0;font-size:16px}.status[data-v-20051ff2]{padding:2px 8px;border-radius:12px;font-size:12px}.status.active[data-v-20051ff2]{background:#28a745;color:#fff}.status[data-v-20051ff2]:not(.active){background:#dc3545;color:#fff}.textbook-info p[data-v-20051ff2]{margin:5px 0;font-size:14px}.textbook-actions[data-v-20051ff2]{margin-top:10px}.btn-small[data-v-20051ff2]{padding:4px 8px;font-size:12px;background:#007bff;color:#fff;border:none;border-radius:4px;cursor:pointer}.chapters-list[data-v-20051ff2]{margin-top:20px}.chapter-item[data-v-20051ff2]{border:1px solid #ddd;border-radius:4px;padding:12px;margin-bottom:10px}.chapter-item.child[data-v-20051ff2]{margin-left:20px;background:#f8f9fa}.chapter-main[data-v-20051ff2]{display:flex;justify-content:space-between;align-items:center}.chapter-name[data-v-20051ff2]{font-weight:500}.question-count[data-v-20051ff2]{color:#666;font-size:14px}.children[data-v-20051ff2]{margin-top:10px}.modal-overlay[data-v-20051ff2]{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:1000}.modal[data-v-20051ff2]{background:white;border-radius:8px;width:500px;max-width:90vw;max-height:80vh;overflow-y:auto}.modal-header[data-v-20051ff2]{display:flex;justify-content:space-between;align-items:center;padding:20px;border-bottom:1px solid #ddd}.modal-header h3[data-v-20051ff2]{margin:0}.close-btn[data-v-20051ff2]{background:none;border:none;font-size:24px;cursor:pointer;color:#666}.modal-body[data-v-20051ff2]{padding:20px}.form-group[data-v-20051ff2]{margin-bottom:15px}.form-group label[data-v-20051ff2]{display:block;margin-bottom:5px;font-weight:500}.form-group input[data-v-20051ff2],.form-group select[data-v-20051ff2],.form-group textarea[data-v-20051ff2]{width:100%;padding:8px;border:1px solid #ddd;border-radius:4px;box-sizing:border-box}.form-actions[data-v-20051ff2]{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}.loading[data-v-20051ff2]{text-align:center;padding:40px;color:#666}.knowledge-tree-node[data-v-e63a530d]{margin-bottom:5px}.node-header[data-v-e63a530d]{display:flex;align-items:center;padding:8px 16px;border-radius:4px;cursor:pointer;transition:all .3s ease;-webkit-user-select:none;user-select:none}.node-header[data-v-e63a530d]:hover{background:#f0f5ff}.node-icon[data-v-e63a530d]{width:20px;text-align:center;margin-right:8px;color:#666;font-size:12px}.expand-icon[data-v-e63a530d]{display:inline-block;width:10px;height:10px;border-left:2px solid #666;border-top:2px solid #666;transform:rotate(-45deg);transition:transform .3s ease}.expand-icon.expanded[data-v-e63a530d]{transform:rotate(45deg)}.expand-icon.empty[data-v-e63a530d]{border-left:2px solid transparent;border-top:2px solid transparent;opacity:.3}.node-title[data-v-e63a530d]{flex:1;font-size:14px;color:#333;font-weight:500;cursor:pointer;transition:color .3s ease}.node-title[data-v-e63a530d]:hover{color:#1890ff}.node-title.active[data-v-e63a530d]{color:#1890ff;font-weight:600}.node-loading[data-v-e63a530d]{margin-left:10px;font-size:12px;color:#1890ff}.node-children[data-v-e63a530d]{margin-left:28px;margin-top:5px}.child-node[data-v-e63a530d]{margin-bottom:3px}.knowledge-tree-node:nth-child(1) .node-title[data-v-e63a530d]{font-weight:600}.knowledge-tree-node:nth-child(1) .node-header[data-v-e63a530d]:hover{background:#f0f5ff}.knowledge-selection[data-v-771ef6fa]{min-height:100vh;background:#f5f7fa}.top-nav[data-v-771ef6fa]{background:white;border-bottom:1px solid #e8e8e8;padding:10px 20px;display:flex;justify-content:space-between;align-items:center}.grade-subject-selector[data-v-771ef6fa]{display:flex;gap:10px;align-items:center}.grade-select[data-v-771ef6fa],.subject-select[data-v-771ef6fa]{padding:8px 12px;border:1px solid #d9d9d9;border-radius:4px;font-size:14px;min-width:120px}.grade-select[data-v-771ef6fa]{background:#f5f7fa;font-weight:500}.subject-select[data-v-771ef6fa]{background:white}.nav-tabs[data-v-771ef6fa]{display:flex;gap:20px}.nav-tabs .tab[data-v-771ef6fa]{padding:8px 16px;text-decoration:none;color:#333;border-bottom:2px solid transparent;transition:all .3s ease}.nav-tabs .tab.active[data-v-771ef6fa]{color:#1890ff;border-bottom-color:#1890ff}.content-wrapper[data-v-771ef6fa]{display:flex;padding:20px;gap:20px}.knowledge-tree[data-v-771ef6fa]{flex:0 0 300px;background:white;border-radius:8px;box-shadow:0 2px 8px #0000001a}.tree-header[data-v-771ef6fa]{padding:16px;border-bottom:1px solid #e8e8e8}.tree-header h3[data-v-771ef6fa]{margin:0 0 12px;font-size:16px;font-weight:600}.search-box[data-v-771ef6fa]{display:flex;align-items:center;gap:10px}.search-box input[data-v-771ef6fa]{flex:1;padding:6px 12px;border:1px solid #d9d9d9;border-radius:4px;font-size:12px}.search-box label[data-v-771ef6fa]{font-size:12px;color:#666}.tree-content[data-v-771ef6fa]{max-height:600px;overflow-y:auto;padding:10px 0}.loading[data-v-771ef6fa],.empty[data-v-771ef6fa]{text-align:center;padding:40px 20px;color:#666;font-size:14px}.tree-nodes[data-v-771ef6fa]{padding:0 10px}.tree-node[data-v-771ef6fa]{margin-bottom:5px}.question-section[data-v-771ef6fa]{flex:1;background:white;border-radius:8px;box-shadow:0 2px 8px #0000001a;padding:20px}.filter-section[data-v-771ef6fa]{border-bottom:1px solid #e8e8e8;padding-bottom:20px;margin-bottom:20px}.filter-group[data-v-771ef6fa]{margin-bottom:16px}.filter-group label[data-v-771ef6fa]{display:inline-block;width:60px;font-size:14px;color:#666;margin-right:10px}.filter-options[data-v-771ef6fa]{display:inline-block;gap:10px;flex-wrap:wrap}.filter-options a[data-v-771ef6fa]{display:inline-block;padding:4px 12px;margin-right:10px;margin-bottom:8px;text-decoration:none;color:#333;border:1px solid #d9d9d9;border-radius:16px;font-size:12px;transition:all .3s ease}.filter-options a[data-v-771ef6fa]:hover{border-color:#1890ff;color:#1890ff}.filter-options a.active[data-v-771ef6fa]{background-color:#e6f7ff;border-color:#1890ff;color:#1890ff}.filter-options .more[data-v-771ef6fa]{color:#1890ff;border-color:#1890ff}.filter-options select[data-v-771ef6fa]{padding:4px 8px;border:1px solid #d9d9d9;border-radius:4px;font-size:12px;margin-right:10px}.sort-section[data-v-771ef6fa]{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:10px;border-bottom:1px solid #e8e8e8}.sort-options[data-v-771ef6fa]{display:flex;gap:15px}.sort-options span[data-v-771ef6fa],.sort-options a[data-v-771ef6fa]{font-size:14px;color:#666;text-decoration:none;cursor:pointer}.sort-options a.active[data-v-771ef6fa]{color:#1890ff;font-weight:500}.question-list[data-v-771ef6fa]{margin-bottom:20px}.question-item[data-v-771ef6fa]{padding:16px;border:1px solid #e8e8e8;border-radius:8px;margin-bottom:16px;transition:box-shadow .3s ease}.question-item[data-v-771ef6fa]:hover{box-shadow:0 4px 12px #0000001a}.question-header[data-v-771ef6fa]{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.question-source[data-v-771ef6fa]{font-size:12px;color:#666}.question-difficulty[data-v-771ef6fa]{font-size:12px;padding:2px 8px;border-radius:12px;font-weight:500}.question-difficulty.容易[data-v-771ef6fa],.question-difficulty.较易[data-v-771ef6fa]{background-color:#f6ffed;border:1px solid #b7eb8f;color:#52c41a}.question-difficulty.适中[data-v-771ef6fa]{background-color:#e6f7ff;border:1px solid #91d5ff;color:#1890ff}.question-difficulty.较难[data-v-771ef6fa]{background-color:#fff7e6;border:1px solid #ffd591;color:#fa8c16}.question-difficulty.困难[data-v-771ef6fa]{background-color:#fff1f0;border:1px solid #ffccc7;color:#ff4d4f}.question-content[data-v-771ef6fa]{margin-bottom:12px}.question-content p[data-v-771ef6fa]{font-size:14px;line-height:1.5;color:#333;margin:0}.question-footer[data-v-771ef6fa]{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}.question-tags[data-v-771ef6fa]{display:flex;gap:8px;flex-wrap:wrap}.tag[data-v-771ef6fa]{font-size:11px;padding:2px 8px;background-color:#f0f0f0;border-radius:10px;color:#666}.question-actions[data-v-771ef6fa]{display:flex;gap:10px}.action-btn[data-v-771ef6fa]{font-size:12px;color:#666;text-decoration:none;padding:4px 8px;border:1px solid #d9d9d9;border-radius:4px;transition:all .3s ease}.action-btn[data-v-771ef6fa]:hover{border-color:#1890ff;color:#1890ff}.action-btn.primary[data-v-771ef6fa]{background-color:#1890ff;color:#fff;border-color:#1890ff}.action-btn.primary[data-v-771ef6fa]:hover{background-color:#40a9ff;border-color:#40a9ff}.load-more[data-v-771ef6fa]{text-align:center;margin-top:20px}.load-more button[data-v-771ef6fa]{padding:10px 20px;border:1px solid #d9d9d9;border-radius:4px;background-color:#fff;color:#333;cursor:pointer;transition:all .3s ease}.load-more button[data-v-771ef6fa]:hover{border-color:#1890ff;color:#1890ff}.load-more button[data-v-771ef6fa]:disabled{cursor:not-allowed;color:#999;border-color:#d9d9d9}@media (max-width: 768px){.content-wrapper[data-v-771ef6fa]{flex-direction:column}.knowledge-tree[data-v-771ef6fa]{flex:none;width:100%;max-height:300px}.filter-options[data-v-771ef6fa]{display:flex}.filter-options a[data-v-771ef6fa]{margin-right:8px}.question-footer[data-v-771ef6fa]{flex-direction:column;align-items:flex-start}.question-actions[data-v-771ef6fa]{width:100%;justify-content:space-between}}.chapter-tree-node[data-v-5a5bb334]{margin-bottom:5px}.node-header[data-v-5a5bb334]{display:flex;align-items:center;padding:8px 10px;border-radius:4px;cursor:pointer;transition:all .3s ease;-webkit-user-select:none;user-select:none}.node-header[data-v-5a5bb334]:hover{background:#e3e7ff}.expand-icon[data-v-5a5bb334]{width:20px;text-align:center;margin-right:8px;color:#666;font-size:12px}.node-title[data-v-5a5bb334]{flex:1;font-size:14px;color:#333;font-weight:500;cursor:pointer;transition:color .3s ease}.node-title[data-v-5a5bb334]:hover{color:#667eea}.node-title.active[data-v-5a5bb334]{color:#667eea;font-weight:600}.node-children[data-v-5a5bb334]{margin-left:28px;margin-top:5px}.child-node[data-v-5a5bb334]{margin-bottom:3px}.chapter-tree-node:nth-child(1) .node-title[data-v-5a5bb334]{font-weight:600}.chapter-tree-node:nth-child(1) .node-header[data-v-5a5bb334]:hover{background:#e3e7ff}.chapter-analysis-page[data-v-68687247]{padding:80px 20px 20px;max-width:1400px;margin:0 auto}.page-header[data-v-68687247]{text-align:center;margin-bottom:40px}.page-header h1[data-v-68687247]{font-size:32px;font-weight:700;color:#333;margin-bottom:10px}.page-header p[data-v-68687247]{font-size:16px;color:#666}.content[data-v-68687247]{display:flex;gap:30px}.chapter-tree-section[data-v-68687247]{flex:0 0 300px;background:#f8f9fa;border-radius:8px;padding:20px;box-shadow:0 2px 10px #0000001a;height:fit-content;position:sticky;top:100px}.tree-header[data-v-68687247]{margin-bottom:20px}.subject-select[data-v-68687247]{width:100%;padding:10px;border:1px solid #ddd;border-radius:4px;font-size:14px}.chapter-tree[data-v-68687247]{max-height:600px;overflow-y:auto}.loading[data-v-68687247],.empty[data-v-68687247]{text-align:center;padding:40px 20px;color:#666}.questions-section[data-v-68687247]{flex:1;background:white;border-radius:8px;padding:20px;box-shadow:0 2px 10px #0000001a}.filter-section[data-v-68687247]{margin-bottom:30px;padding-bottom:20px;border-bottom:1px solid #e9ecef}.filter-group[data-v-68687247]{margin-bottom:15px}.filter-group label[data-v-68687247]{display:inline-block;width:60px;font-weight:500;color:#333;margin-right:10px}.filter-options[data-v-68687247]{display:inline-block;flex-wrap:wrap;gap:10px}.filter-btn[data-v-68687247]{padding:6px 12px;border:1px solid #ddd;border-radius:16px;background:white;color:#666;font-size:14px;cursor:pointer;transition:all .3s ease}.filter-btn[data-v-68687247]:hover{border-color:#667eea;color:#667eea}.filter-btn.active[data-v-68687247]{background:#667eea;border-color:#667eea;color:#fff}.more-filters[data-v-68687247]{margin-top:10px}.more-btn[data-v-68687247]{background:transparent;border:none;color:#667eea;font-size:14px;cursor:pointer;display:flex;align-items:center;gap:5px}.more-btn i[data-v-68687247]{transition:transform .3s ease}.more-btn i.rotate[data-v-68687247]{transform:rotate(180deg)}.more-filter-options[data-v-68687247]{margin-top:15px;padding-left:70px}.filter-row[data-v-68687247]{margin-bottom:10px}.filter-select[data-v-68687247]{padding:6px 12px;border:1px solid #ddd;border-radius:4px;font-size:14px;margin-right:20px}.sort-section[data-v-68687247]{margin-top:15px;display:flex;align-items:center}.sort-section label[data-v-68687247]{width:60px;font-weight:500;color:#333;margin-right:10px}.sort-options[data-v-68687247]{display:flex;gap:10px}.sort-btn[data-v-68687247]{padding:6px 12px;border:1px solid #ddd;border-radius:4px;background:white;color:#666;font-size:14px;cursor:pointer;transition:all .3s ease}.sort-btn[data-v-68687247]:hover{border-color:#667eea;color:#667eea}.sort-btn.active[data-v-68687247]{background:#667eea;border-color:#667eea;color:#fff}.search-section[data-v-68687247]{margin-top:15px;display:flex;gap:10px}.search-input[data-v-68687247]{flex:1;padding:10px;border:1px solid #ddd;border-radius:4px;font-size:14px}.search-btn[data-v-68687247]{padding:10px 15px;background:#667eea;color:#fff;border:none;border-radius:4px;cursor:pointer;transition:all .3s ease}.search-btn[data-v-68687247]:hover{background:#5a6fd8}.questions-list[data-v-68687247]{margin-top:30px}.list-header[data-v-68687247]{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.list-header h3[data-v-68687247]{font-size:18px;font-weight:600;color:#333}.question-stats[data-v-68687247]{font-size:14px;color:#666}.questions-container[data-v-68687247]{display:flex;flex-direction:column;gap:20px}.question-item[data-v-68687247]{padding:20px;border:1px solid #e9ecef;border-radius:8px;background:#f8f9fa;transition:all .3s ease}.question-item[data-v-68687247]:hover{box-shadow:0 4px 12px #0000001a;transform:translateY(-2px)}.question-header[data-v-68687247]{display:flex;gap:15px;margin-bottom:15px;align-items:center}.question-number[data-v-68687247]{font-weight:600;color:#333}.question-type[data-v-68687247]{padding:4px 10px;background:#667eea;color:#fff;border-radius:12px;font-size:12px}.question-difficulty[data-v-68687247]{padding:4px 10px;border-radius:12px;font-size:12px;font-weight:500}.question-difficulty.easy[data-v-68687247]{background:#52c41a;color:#fff}.question-difficulty.easy_medium[data-v-68687247]{background:#95de64;color:#333}.question-difficulty.medium[data-v-68687247]{background:#faad14;color:#fff}.question-difficulty.medium_hard[data-v-68687247]{background:#fa8c16;color:#fff}.question-difficulty.hard[data-v-68687247]{background:#f5222d;color:#fff}.question-content[data-v-68687247]{font-size:16px;line-height:1.6;color:#333;margin-bottom:15px}.question-options[data-v-68687247]{margin:15px 0;padding-left:20px}.option[data-v-68687247]{margin-bottom:10px;display:flex;align-items:flex-start;gap:10px}.option-label[data-v-68687247]{font-weight:600;color:#333;min-width:20px}.option-content[data-v-68687247]{flex:1;line-height:1.4;color:#666}.question-footer[data-v-68687247]{display:flex;justify-content:space-between;align-items:center;margin-top:15px;padding-top:15px;border-top:1px solid #e9ecef}.points[data-v-68687247]{font-weight:600;color:#f5222d}.question-actions[data-v-68687247]{display:flex;gap:10px}.action-btn[data-v-68687247]{padding:6px 12px;border:1px solid #667eea;border-radius:4px;background:white;color:#667eea;font-size:14px;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;gap:5px}.action-btn[data-v-68687247]:hover{background:#667eea;color:#fff}.pagination[data-v-68687247]{display:flex;justify-content:center;align-items:center;gap:10px;margin-top:30px;padding-top:20px;border-top:1px solid #e9ecef}.page-btn[data-v-68687247]{padding:8px 16px;border:1px solid #ddd;border-radius:4px;background:white;color:#666;font-size:14px;cursor:pointer;transition:all .3s ease}.page-btn[data-v-68687247]:hover:not(:disabled){border-color:#667eea;color:#667eea}.page-btn[data-v-68687247]:disabled{opacity:.5;cursor:not-allowed}.page-info[data-v-68687247]{font-size:14px;color:#666;padding:0 10px}@media (max-width: 1024px){.content[data-v-68687247]{flex-direction:column}.chapter-tree-section[data-v-68687247]{flex:none;position:static}.chapter-tree[data-v-68687247]{max-height:300px}}@media (max-width: 768px){.chapter-analysis-page[data-v-68687247]{padding:70px 10px 10px}.page-header h1[data-v-68687247]{font-size:24px}.chapter-tree-section[data-v-68687247]{flex:0 0 250px;padding:15px}.questions-section[data-v-68687247]{padding:15px}.filter-group label[data-v-68687247]{width:50px;font-size:14px}.filter-btn[data-v-68687247]{font-size:12px;padding:4px 8px}.question-content[data-v-68687247]{font-size:14px}}.prompt-template-management[data-v-b5994f92]{padding:20px}.page-header[data-v-b5994f92]{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px}.header-left h1[data-v-b5994f92]{margin:0;color:#333}.page-subtitle[data-v-b5994f92]{margin:5px 0 0;color:#666}.filter-section[data-v-b5994f92]{display:flex;gap:20px;margin-bottom:20px;align-items:center}.search-box[data-v-b5994f92]{position:relative;flex:1}.search-box i[data-v-b5994f92]{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:#999}.search-box input[data-v-b5994f92]{width:100%;padding:10px 10px 10px 35px;border:1px solid #ddd;border-radius:5px}.filter-options[data-v-b5994f92]{display:flex;gap:10px}.filter-options select[data-v-b5994f92]{padding:10px;border:1px solid #ddd;border-radius:5px;min-width:120px}.templates-grid[data-v-b5994f92]{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:20px}.template-card[data-v-b5994f92]{border:1px solid #e0e0e0;border-radius:8px;background:white;transition:all .3s ease}.template-card[data-v-b5994f92]:hover{box-shadow:0 4px 12px #0000001a;transform:translateY(-2px)}.template-card.default-template[data-v-b5994f92]{border-left:4px solid #ffc107}.card-header[data-v-b5994f92]{display:flex;align-items:center;padding:15px;border-bottom:1px solid #f0f0f0}.template-icon[data-v-b5994f92]{width:40px;height:40px;background:#f8f9fa;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-right:12px}.template-icon i[data-v-b5994f92]{color:#6c757d}.template-info[data-v-b5994f92]{flex:1}.template-name[data-v-b5994f92]{margin:0 0 5px;font-size:16px;font-weight:600}.template-meta[data-v-b5994f92]{display:flex;gap:8px;flex-wrap:wrap}.subject-badge[data-v-b5994f92],.grade-badge[data-v-b5994f92],.default-badge[data-v-b5994f92]{padding:2px 8px;border-radius:12px;font-size:12px;font-weight:500}.subject-badge[data-v-b5994f92]{background:#e3f2fd;color:#1976d2}.grade-badge[data-v-b5994f92]{background:#f3e5f5;color:#7b1fa2}.default-badge[data-v-b5994f92]{background:#fff3cd;color:#856404}.template-status[data-v-b5994f92]{margin-left:auto}.status-badge[data-v-b5994f92]{padding:4px 8px;border-radius:12px;font-size:12px;font-weight:500}.status-badge.active[data-v-b5994f92]{background:#d4edda;color:#155724}.status-badge[data-v-b5994f92]:not(.active){background:#f8d7da;color:#721c24}.card-body[data-v-b5994f92]{padding:15px}.template-details[data-v-b5994f92]{margin-bottom:15px}.detail-item[data-v-b5994f92]{display:flex;align-items:center;margin-bottom:8px;font-size:14px;color:#666}.detail-item i[data-v-b5994f92]{margin-right:8px;width:16px;color:#999}.template-description[data-v-b5994f92]{overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.template-preview[data-v-b5994f92]{border-top:1px solid #f0f0f0;padding-top:15px}.preview-header[data-v-b5994f92]{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;font-size:14px;font-weight:500}.preview-content pre[data-v-b5994f92]{background:#f8f9fa;padding:10px;border-radius:4px;font-size:12px;white-space:pre-wrap;word-break:break-word;max-height:150px;overflow-y:auto}.card-actions[data-v-b5994f92]{display:flex;gap:8px;padding:15px;border-top:1px solid #f0f0f0;flex-wrap:wrap}.btn-sm[data-v-b5994f92]{padding:6px 12px;font-size:12px}.modal-overlay[data-v-b5994f92]{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:1000}.modal-content[data-v-b5994f92]{background:white;border-radius:8px;max-width:500px;width:90%;max-height:90vh;overflow-y:auto}.modal-content.large-modal[data-v-b5994f92]{max-width:800px}.modal-header[data-v-b5994f92]{display:flex;justify-content:space-between;align-items:center;padding:20px;border-bottom:1px solid #e0e0e0}.modal-header h3[data-v-b5994f92]{margin:0}.btn-close[data-v-b5994f92]{background:none;border:none;font-size:18px;cursor:pointer;color:#999}.modal-body[data-v-b5994f92]{padding:20px}.form-row[data-v-b5994f92]{display:flex;gap:15px}.form-group[data-v-b5994f92]{flex:1;margin-bottom:15px}.form-group label[data-v-b5994f92]{display:block;margin-bottom:5px;font-weight:500}.form-group input[data-v-b5994f92],.form-group select[data-v-b5994f92],.form-group textarea[data-v-b5994f92]{width:100%;padding:10px;border:1px solid #ddd;border-radius:4px;box-sizing:border-box}.template-textarea[data-v-b5994f92]{font-family:Courier New,monospace;font-size:14px}.template-variables[data-v-b5994f92]{margin-top:8px;font-size:12px;color:#666}.variable-tag[data-v-b5994f92]{display:inline-block;background:#e9ecef;padding:2px 6px;border-radius:3px;margin:0 4px;font-family:Courier New,monospace}.checkbox-group label[data-v-b5994f92]{display:flex;align-items:center;font-weight:400}.checkbox-group input[data-v-b5994f92]{width:auto;margin-right:8px}.modal-actions[data-v-b5994f92]{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}.preview-form[data-v-b5994f92]{margin-bottom:20px;padding:15px;background:#f8f9fa;border-radius:4px}.preview-result[data-v-b5994f92]{border-top:1px solid #e0e0e0;padding-top:20px}.rendered-content[data-v-b5994f92]{background:#f8f9fa;padding:15px;border-radius:4px;margin-top:10px}.rendered-content pre[data-v-b5994f92]{margin:0;white-space:pre-wrap;word-break:break-word}.pagination[data-v-b5994f92]{display:flex;justify-content:center;align-items:center;margin-top:30px;gap:15px}.btn-pagination[data-v-b5994f92]{padding:8px 16px;border:1px solid #ddd;background:white;border-radius:4px;cursor:pointer}.btn-pagination[data-v-b5994f92]:disabled{opacity:.5;cursor:not-allowed}.btn-pagination[data-v-b5994f92]:hover:not(:disabled){background:#f8f9fa}.page-info[data-v-b5994f92]{color:#666}.loading-state[data-v-b5994f92],.empty-state[data-v-b5994f92]{text-align:center;padding:60px 20px;color:#666}.loading-state i[data-v-b5994f92],.empty-state i[data-v-b5994f92]{font-size:48px;margin-bottom:20px;color:#ccc}.empty-state h3[data-v-b5994f92]{margin:0 0 10px;color:#333}.empty-state p[data-v-b5994f92]{margin:0 0 20px}.btn-link[data-v-b5994f92]{background:none;border:none;color:#007bff;cursor:pointer;text-decoration:underline}.btn-link[data-v-b5994f92]:hover{color:#0056b3}.template-manager[data-v-22396b0c]{display:grid;grid-template-columns:350px 1fr;gap:20px;height:100%}.template-list[data-v-22396b0c]{background:white;border-radius:8px;overflow:hidden;display:flex;flex-direction:column}.list-header[data-v-22396b0c]{padding:20px;border-bottom:1px solid #eee;background:#f8f9fa}.list-header h4[data-v-22396b0c]{margin:0 0 15px;color:#333}.header-actions[data-v-22396b0c]{display:flex;gap:10px;align-items:center}.search-box[data-v-22396b0c]{flex:1}.template-items[data-v-22396b0c]{flex:1;overflow-y:auto;padding:10px}.template-item[data-v-22396b0c]{border:1px solid #eee;border-radius:6px;padding:15px;margin-bottom:10px;cursor:pointer;transition:all .3s ease;display:flex;justify-content:space-between;align-items:flex-start}.template-item[data-v-22396b0c]:hover{border-color:#007bff;box-shadow:0 2px 4px #007bff1a}.template-item.active[data-v-22396b0c]{border-color:#007bff;background:#f8f9ff}.template-info[data-v-22396b0c]{flex:1}.template-info h5[data-v-22396b0c]{margin:0 0 8px;color:#333;font-size:14px}.template-description[data-v-22396b0c]{margin:0 0 10px;color:#666;font-size:12px;line-height:1.4}.template-meta[data-v-22396b0c]{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:8px}.meta-item[data-v-22396b0c]{font-size:11px;color:#888;display:flex;align-items:center;gap:4px}.template-stats[data-v-22396b0c]{display:flex;gap:12px}.stat-item[data-v-22396b0c]{font-size:11px;color:#666;display:flex;align-items:center;gap:4px}.template-actions[data-v-22396b0c]{display:flex;gap:5px;opacity:0;transition:opacity .3s ease}.template-item:hover .template-actions[data-v-22396b0c]{opacity:1}.template-detail[data-v-22396b0c]{background:white;border-radius:8px;padding:20px;display:flex;flex-direction:column}.detail-header[data-v-22396b0c]{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;border-bottom:1px solid #eee;padding-bottom:15px}.detail-header h4[data-v-22396b0c]{margin:0;color:#333}.detail-content[data-v-22396b0c]{flex:1;overflow-y:auto}.detail-section[data-v-22396b0c]{margin-bottom:25px}.detail-section h5[data-v-22396b0c]{margin:0 0 15px;color:#333;font-size:14px}.info-grid[data-v-22396b0c]{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}.info-item[data-v-22396b0c]{display:flex;flex-direction:column}.info-item label[data-v-22396b0c]{font-weight:700;color:#666;font-size:12px;margin-bottom:4px}.info-item span[data-v-22396b0c]{color:#333;font-size:14px}.config-preview[data-v-22396b0c]{background:#f8f9fa;border:1px solid #eee;border-radius:4px;padding:15px;max-height:200px;overflow-y:auto}.config-preview pre[data-v-22396b0c]{margin:0;font-size:12px;color:#666;white-space:pre-wrap}.version-list[data-v-22396b0c]{max-height:150px;overflow-y:auto}.version-item[data-v-22396b0c]{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid #f0f0f0}.version-info[data-v-22396b0c]{display:flex;flex-direction:column}.version-number[data-v-22396b0c]{font-weight:700;color:#333;font-size:12px}.version-date[data-v-22396b0c]{color:#888;font-size:11px}.empty-state[data-v-22396b0c]{text-align:center;padding:40px 20px;color:#999}.empty-state i[data-v-22396b0c]{font-size:48px;margin-bottom:15px}.empty-state p[data-v-22396b0c]{margin:0 0 20px}.modal-overlay[data-v-22396b0c]{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:1000}.modal-content[data-v-22396b0c]{background:white;border-radius:8px;width:90%;max-width:500px;max-height:90vh;overflow:hidden}.modal-header[data-v-22396b0c]{display:flex;justify-content:space-between;align-items:center;padding:20px;border-bottom:1px solid #eee}.modal-body[data-v-22396b0c]{padding:20px;max-height:70vh;overflow-y:auto}.form-actions[data-v-22396b0c]{display:flex;gap:10px;justify-content:flex-end;margin-top:20px}.difficulty-value[data-v-22396b0c]{text-align:center;margin-top:5px;font-weight:700;color:#007bff}@media (max-width: 768px){.template-manager[data-v-22396b0c],.info-grid[data-v-22396b0c]{grid-template-columns:1fr}.header-actions[data-v-22396b0c]{flex-direction:column}}.teacher-paper-generator[data-v-09e1961e]{min-height:100vh;background-color:#f5f5f5;padding:20px 0}.page-header[data-v-09e1961e]{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px}.page-header h1[data-v-09e1961e]{margin:0;color:#333}.page-subtitle[data-v-09e1961e]{margin:5px 0 0;color:#666}.header-actions[data-v-09e1961e]{display:flex;gap:10px}.main-content[data-v-09e1961e]{display:grid;grid-template-columns:400px 1fr;gap:30px}.config-panel[data-v-09e1961e]{background:white;border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a}.panel-header[data-v-09e1961e]{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;border-bottom:1px solid #eee;padding-bottom:15px}.config-section[data-v-09e1961e]{margin-bottom:25px}.config-section h4[data-v-09e1961e]{margin:0 0 15px;color:#333;font-size:16px}.form-row[data-v-09e1961e]{display:grid;grid-template-columns:1fr 1fr;gap:15px}.difficulty-slider[data-v-09e1961e]{margin-top:10px}.slider[data-v-09e1961e]{width:100%;margin:10px 0}.difficulty-labels[data-v-09e1961e]{display:flex;justify-content:space-between;font-size:12px;color:#666}.difficulty-value[data-v-09e1961e]{text-align:center;margin-top:5px;font-weight:700}.preview-panel[data-v-09e1961e]{display:flex;flex-direction:column;gap:20px}.preview-section[data-v-09e1961e]{background:white;border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a;flex:1}.preview-content[data-v-09e1961e]{min-height:400px;border:1px solid #eee;border-radius:4px;padding:20px}.preview-placeholder[data-v-09e1961e]{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:#999}.preview-placeholder i[data-v-09e1961e]{font-size:48px;margin-bottom:10px}.action-section[data-v-09e1961e]{background:white;border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a}.action-buttons[data-v-09e1961e]{display:flex;gap:15px;justify-content:center}.task-section[data-v-09e1961e]{background:white;border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a}.progress-bar[data-v-09e1961e]{width:100%;height:8px;background:#eee;border-radius:4px;overflow:hidden;margin-bottom:10px}.progress-fill[data-v-09e1961e]{height:100%;background:#007bff;transition:width .3s ease}.task-info[data-v-09e1961e]{display:flex;justify-content:space-between;font-size:14px}.task-error[data-v-09e1961e]{color:#dc3545;margin-top:10px;font-size:14px}.modal-overlay[data-v-09e1961e]{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:1000}.modal-content[data-v-09e1961e]{background:white;border-radius:8px;width:90%;max-width:800px;max-height:90vh;overflow:hidden}.modal-header[data-v-09e1961e]{display:flex;justify-content:space-between;align-items:center;padding:20px;border-bottom:1px solid #eee}.modal-body[data-v-09e1961e]{padding:20px;max-height:70vh;overflow-y:auto}@media (max-width: 1024px){.main-content[data-v-09e1961e]{grid-template-columns:1fr}.action-buttons[data-v-09e1961e]{flex-direction:column}}.mode-toggle[data-v-09e1961e]{display:flex;gap:10px;margin-bottom:10px}.mode-btn[data-v-09e1961e]{flex:1;padding:10px 15px;border:2px solid #ddd;background:#fff;border-radius:6px;cursor:pointer;font-size:14px;transition:all .3s ease;display:flex;align-items:center;justify-content:center;gap:8px}.mode-btn[data-v-09e1961e]:hover{border-color:#4a90d9;background:#f0f7ff}.mode-btn.active[data-v-09e1961e]{border-color:#4a90d9;background:#4a90d9;color:#fff}.mode-hint[data-v-09e1961e]{font-size:12px;color:#666;margin-top:5px;padding:8px 12px;background:#f5f5f5;border-radius:4px}.ai-paper-generator[data-v-f318d23d]{min-height:100vh;background-color:#f5f5f5;padding:20px 0}.page-header[data-v-f318d23d]{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px}.page-header h1[data-v-f318d23d]{margin:0;color:#333}.page-subtitle[data-v-f318d23d]{margin:5px 0 0;color:#666}.main-content[data-v-f318d23d]{display:grid;grid-template-columns:1fr 1fr;gap:30px}.config-panel[data-v-f318d23d]{background:white;border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a}.panel-header[data-v-f318d23d]{margin-bottom:20px;border-bottom:1px solid #eee;padding-bottom:15px}.panel-header h3[data-v-f318d23d]{margin:0;color:#333}.config-section[data-v-f318d23d]{margin-bottom:25px}.config-section h4[data-v-f318d23d]{margin:0 0 15px;color:#333;font-size:16px}.form-row[data-v-f318d23d]{display:grid;grid-template-columns:1fr 1fr;gap:15px}.form-group[data-v-f318d23d]{margin-bottom:15px}.form-group label[data-v-f318d23d]{display:block;margin-bottom:5px;font-weight:500;color:#333}.form-control[data-v-f318d23d]{width:100%;padding:10px 12px;border:1px solid #ddd;border-radius:4px;font-size:14px}.form-control[data-v-f318d23d]:focus{outline:none;border-color:#4a90d9}.difficulty-slider[data-v-f318d23d]{margin-top:10px}.slider[data-v-f318d23d]{width:100%;margin:10px 0}.difficulty-labels[data-v-f318d23d]{display:flex;justify-content:space-between;font-size:12px;color:#666}.difficulty-value[data-v-f318d23d]{text-align:center;margin-top:5px;font-weight:700}.mode-toggle[data-v-f318d23d]{display:flex;gap:10px;margin-bottom:10px}.mode-btn[data-v-f318d23d]{flex:1;padding:10px 15px;border:2px solid #ddd;background:#fff;border-radius:6px;cursor:pointer;font-size:14px;transition:all .3s ease;display:flex;align-items:center;justify-content:center;gap:8px}.mode-btn.active[data-v-f318d23d]{border-color:#4a90d9;background:#4a90d9;color:#fff}.mode-hint[data-v-f318d23d]{font-size:12px;color:#666;margin-top:5px;padding:8px 12px;background:#f5f5f5;border-radius:4px}.selection-area[data-v-f318d23d]{border:1px solid #e0e0e0;border-radius:8px;padding:15px;background:#fafafa}.selection-info[data-v-f318d23d]{margin-bottom:10px;font-size:14px;color:#666}.tree-content[data-v-f318d23d]{max-height:300px;overflow-y:auto}.tree-node[data-v-f318d23d]{padding:8px 12px;margin:4px 0;border:1px solid #e0e0e0;border-radius:4px;background:white;cursor:pointer}.tree-node[data-v-f318d23d]:hover{border-color:#4a90d9}.tree-node.selected[data-v-f318d23d]{background:#e3f2fd;border-color:#4a90d9}.tree-node.child[data-v-f318d23d]{margin-left:20px}.node-main[data-v-f318d23d]{display:flex;align-items:center;gap:8px}.node-name[data-v-f318d23d]{flex:1}.expand-icon[data-v-f318d23d]{width:20px;height:20px;display:flex;align-items:center;justify-content:center;background:#f0f0f0;border-radius:3px;font-weight:700;cursor:pointer}.children[data-v-f318d23d]{margin-top:5px}.selection-actions[data-v-f318d23d]{display:flex;gap:10px;margin-top:10px}.btn[data-v-f318d23d]{padding:8px 16px;border:1px solid #ddd;border-radius:4px;background:white;cursor:pointer;font-size:14px}.btn-sm[data-v-f318d23d]{padding:6px 12px;font-size:12px}.btn[data-v-f318d23d]:disabled{opacity:.5;cursor:not-allowed}.preview-panel[data-v-f318d23d]{display:flex;flex-direction:column;gap:20px}.preview-section[data-v-f318d23d]{background:white;border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a}.preview-section h3[data-v-f318d23d]{margin:0 0 15px;color:#333}.task-summary[data-v-f318d23d]{display:flex;flex-direction:column;gap:10px}.summary-item[data-v-f318d23d]{display:flex;gap:10px;font-size:14px}.summary-item .label[data-v-f318d23d]{color:#666;min-width:80px}.summary-item .value[data-v-f318d23d]{color:#333;font-weight:500}.action-section[data-v-f318d23d]{background:white;border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a;text-align:center}.btn-lg[data-v-f318d23d]{padding:12px 30px;font-size:16px}.btn-primary[data-v-f318d23d]{background:#4a90d9;color:#fff;border-color:#4a90d9}.btn-primary[data-v-f318d23d]:hover:not(:disabled){background:#3a7bc8}.task-section[data-v-f318d23d]{background:white;border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a}.task-section h3[data-v-f318d23d]{margin:0 0 15px}.progress-bar[data-v-f318d23d]{width:100%;height:8px;background:#eee;border-radius:4px;overflow:hidden;margin-bottom:10px}.progress-fill[data-v-f318d23d]{height:100%;background:#4a90d9;transition:width .3s ease}.task-info[data-v-f318d23d]{display:flex;justify-content:space-between;font-size:14px}.empty-state[data-v-f318d23d]{text-align:center;padding:20px;color:#999}@media (max-width: 1024px){.main-content[data-v-f318d23d]{grid-template-columns:1fr}}.student-homework-list[data-v-e91331c6]{min-height:100vh;background-color:#f5f5f5;padding:20px 0}.page-header[data-v-e91331c6]{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px}.page-header h1[data-v-e91331c6]{margin:0;color:#333}.page-subtitle[data-v-e91331c6]{margin:5px 0 0;color:#666}.stats-summary[data-v-e91331c6]{display:flex;gap:20px}.stat-item[data-v-e91331c6]{text-align:center;padding:10px 15px;background:white;border-radius:6px;box-shadow:0 1px 3px #0000001a}.stat-label[data-v-e91331c6]{display:block;font-size:12px;color:#666;margin-bottom:5px}.stat-value[data-v-e91331c6]{display:block;font-size:18px;font-weight:700;color:#333}.stat-value.pending[data-v-e91331c6]{color:#ffc107}.stat-value.completed[data-v-e91331c6]{color:#28a745}.main-content[data-v-e91331c6]{display:grid;grid-template-columns:280px 1fr;gap:30px}.filter-panel[data-v-e91331c6]{background:white;border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a;height:fit-content}.panel-section[data-v-e91331c6]{margin-bottom:25px}.panel-section h4[data-v-e91331c6]{margin:0 0 15px;color:#333;font-size:14px}.filter-list[data-v-e91331c6]{display:flex;flex-direction:column;gap:8px}.filter-item[data-v-e91331c6]{display:flex;justify-content:space-between;align-items:center;padding:8px 12px;border-radius:4px;cursor:pointer;transition:background-color .3s ease}.filter-item[data-v-e91331c6]:hover{background-color:#f8f9fa}.filter-item.active[data-v-e91331c6]{background-color:#007bff;color:#fff}.filter-label[data-v-e91331c6]{font-size:13px}.filter-count[data-v-e91331c6]{font-size:11px;background:rgba(0,0,0,.1);padding:2px 6px;border-radius:10px}.filter-item.active .filter-count[data-v-e91331c6]{background:rgba(255,255,255,.3)}.status-indicator[data-v-e91331c6]{width:8px;height:8px;border-radius:50%;margin-right:8px}.status-indicator.pending[data-v-e91331c6]{background:#ffc107}.status-indicator.in_progress[data-v-e91331c6]{background:#007bff}.status-indicator.completed[data-v-e91331c6]{background:#28a745}.status-indicator.overdue[data-v-e91331c6]{background:#dc3545}.homework-list[data-v-e91331c6]{display:flex;flex-direction:column;gap:20px}.toolbar[data-v-e91331c6]{display:flex;justify-content:space-between;align-items:center;background:white;padding:15px 20px;border-radius:8px;box-shadow:0 2px 4px #0000001a}.toolbar-left[data-v-e91331c6]{display:flex;align-items:center;gap:15px;flex:1}.search-box[data-v-e91331c6]{position:relative;display:flex;align-items:center}.search-box i[data-v-e91331c6]{position:absolute;left:12px;color:#999}.search-input[data-v-e91331c6]{padding:8px 12px 8px 35px;border:1px solid #ddd;border-radius:4px;width:250px}.filter-tags[data-v-e91331c6]{display:flex;gap:8px;flex-wrap:wrap}.filter-tag[data-v-e91331c6]{background:#e9ecef;padding:4px 8px;border-radius:12px;font-size:12px;cursor:pointer;display:flex;align-items:center;gap:4px}.filter-tag[data-v-e91331c6]:hover{background:#dee2e6}.toolbar-right[data-v-e91331c6]{display:flex;align-items:center;gap:10px}.sort-select[data-v-e91331c6]{padding:6px 10px;border:1px solid #ddd;border-radius:4px;background:white}.view-toggle[data-v-e91331c6]{display:flex;border:1px solid #ddd;border-radius:4px;overflow:hidden}.btn-view[data-v-e91331c6]{padding:6px 12px;background:white;border:none;cursor:pointer}.btn-view.active[data-v-e91331c6]{background:#007bff;color:#fff}.homework-items[data-v-e91331c6]{display:flex;flex-direction:column;gap:15px}.homework-items.grid[data-v-e91331c6]{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}.homework-item.list-view[data-v-e91331c6]{background:white;border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a;cursor:pointer;transition:transform .3s ease,box-shadow .3s ease;display:flex;justify-content:space-between;align-items:center}.homework-item.list-view[data-v-e91331c6]:hover{transform:translateY(-2px);box-shadow:0 4px 8px #00000026}.item-left[data-v-e91331c6]{display:flex;align-items:flex-start;gap:15px;flex:1}.subject-badge[data-v-e91331c6]{padding:4px 8px;border-radius:4px;font-size:11px;font-weight:700;color:#fff;white-space:nowrap}.subject-badge.math[data-v-e91331c6]{background:#e74c3c}.subject-badge.chinese[data-v-e91331c6]{background:#3498db}.subject-badge.english[data-v-e91331c6]{background:#9b59b6}.subject-badge.physics[data-v-e91331c6]{background:#f39c12}.subject-badge.chemistry[data-v-e91331c6]{background:#1abc9c}.subject-badge.biology[data-v-e91331c6]{background:#2ecc71}.subject-badge.default[data-v-e91331c6]{background:#95a5a6}.item-content[data-v-e91331c6]{flex:1}.homework-title[data-v-e91331c6]{margin:0 0 8px;color:#333;font-size:16px}.homework-description[data-v-e91331c6]{margin:0 0 12px;color:#666;font-size:14px;line-height:1.4}.homework-meta[data-v-e91331c6]{display:flex;gap:15px;font-size:12px;color:#999}.meta-item[data-v-e91331c6]{display:flex;align-items:center;gap:4px}.item-right[data-v-e91331c6]{display:flex;align-items:center;gap:20px}.status-section[data-v-e91331c6]{display:flex;flex-direction:column;align-items:center;gap:8px}.status-badge[data-v-e91331c6]{padding:4px 8px;border-radius:12px;font-size:11px;font-weight:700;color:#fff}.status-badge.pending[data-v-e91331c6]{background:#ffc107}.status-badge.in_progress[data-v-e91331c6]{background:#007bff}.status-badge.completed[data-v-e91331c6]{background:#28a745}.status-badge.overdue[data-v-e91331c6]{background:#dc3545}.progress-bar[data-v-e91331c6]{width:80px;height:6px;background:#eee;border-radius:3px;overflow:hidden}.progress-fill[data-v-e91331c6]{height:100%;background:#007bff;transition:width .3s ease}.progress-text[data-v-e91331c6]{font-size:11px;color:#666}.score-section[data-v-e91331c6]{display:flex;align-items:baseline;gap:2px}.score[data-v-e91331c6]{font-size:18px;font-weight:700;color:#28a745}.score-label[data-v-e91331c6]{font-size:12px;color:#666}.action-section[data-v-e91331c6]{display:flex;gap:8px}.homework-item.grid-view[data-v-e91331c6]{background:white;border-radius:8px;box-shadow:0 2px 4px #0000001a;cursor:pointer;transition:transform .3s ease,box-shadow .3s ease;display:flex;flex-direction:column;height:200px}.homework-item.grid-view[data-v-e91331c6]:hover{transform:translateY(-2px);box-shadow:0 4px 8px #00000026}.card-header[data-v-e91331c6]{display:flex;justify-content:space-between;align-items:center;padding:15px 15px 0}.card-body[data-v-e91331c6]{flex:1;padding:15px;display:flex;flex-direction:column;justify-content:space-between}.card-footer[data-v-e91331c6]{display:flex;justify-content:space-between;align-items:center;padding:0 15px 15px;border-top:1px solid #eee;margin-top:auto}.action-buttons[data-v-e91331c6]{display:flex;gap:5px}.empty-state[data-v-e91331c6]{text-align:center;padding:60px 20px;color:#999}.empty-state i[data-v-e91331c6]{font-size:64px;margin-bottom:20px}.empty-state h3[data-v-e91331c6]{margin:0 0 10px;color:#666}.empty-state p[data-v-e91331c6]{margin:0 0 20px}.pagination[data-v-e91331c6]{display:flex;justify-content:center;align-items:center;gap:10px;margin-top:30px}.page-numbers[data-v-e91331c6]{display:flex;gap:5px}.page-btn[data-v-e91331c6]{padding:6px 12px;border:1px solid #ddd;background:white;cursor:pointer}.page-btn.active[data-v-e91331c6]{background:#007bff;color:#fff;border-color:#007bff}@media (max-width: 1024px){.main-content[data-v-e91331c6]{grid-template-columns:1fr}.filter-panel[data-v-e91331c6]{display:none}.toolbar[data-v-e91331c6]{flex-direction:column;gap:15px}.toolbar-left[data-v-e91331c6],.search-input[data-v-e91331c6]{width:100%}.homework-items.grid[data-v-e91331c6]{grid-template-columns:1fr}.homework-item.list-view[data-v-e91331c6]{flex-direction:column;align-items:stretch;gap:15px}.item-right[data-v-e91331c6]{justify-content:space-between;width:100%}}.system-management[data-v-f964e382]{min-height:100vh;background:#f8f9fa;padding:20px 0}.container[data-v-f964e382]{max-width:1400px;margin:0 auto;padding:0 20px}.page-header[data-v-f964e382]{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;padding-bottom:20px;border-bottom:1px solid #e9ecef}.header-left h1[data-v-f964e382]{font-size:2rem;color:#2c3e50;margin:0 0 5px}.page-subtitle[data-v-f964e382]{color:#6c757d;margin:0;font-size:1rem}.header-actions[data-v-f964e382]{display:flex;gap:10px}.loading-state[data-v-f964e382]{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:100px 20px;text-align:center;color:#6c757d}.loading-state i[data-v-f964e382]{font-size:3rem;margin-bottom:15px;color:#3498db}.system-overview[data-v-f964e382]{margin-bottom:30px}.overview-grid[data-v-f964e382]{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}.status-card[data-v-f964e382]{background:white;border-radius:12px;padding:25px;display:flex;align-items:center;gap:20px;box-shadow:0 2px 8px #0000001a;transition:transform .3s ease}.status-card[data-v-f964e382]:hover{transform:translateY(-2px)}.status-card.primary[data-v-f964e382]{border-left:4px solid #3498db}.status-card.success[data-v-f964e382]{border-left:4px solid #27ae60}.status-card.info[data-v-f964e382]{border-left:4px solid #17a2b8}.status-card.warning[data-v-f964e382]{border-left:4px solid #f39c12}.status-icon[data-v-f964e382]{width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.8rem;color:#fff}.status-card.primary .status-icon[data-v-f964e382]{background:#3498db}.status-card.success .status-icon[data-v-f964e382]{background:#27ae60}.status-card.info .status-icon[data-v-f964e382]{background:#17a2b8}.status-card.warning .status-icon[data-v-f964e382]{background:#f39c12}.status-content h3[data-v-f964e382]{margin:0 0 8px;color:#2c3e50;font-size:1.2rem}.status-value[data-v-f964e382]{font-size:1.5rem;font-weight:600;margin:0 0 5px}.status-value.status-up[data-v-f964e382]{color:#27ae60}.status-value.status-down[data-v-f964e382]{color:#dc3545}.status-detail[data-v-f964e382]{color:#6c757d;font-size:.9rem;margin:0}.tab-navigation[data-v-f964e382]{display:flex;gap:5px;margin-bottom:30px;background:white;border-radius:8px;padding:10px;box-shadow:0 1px 3px #0000001a}.tab-btn[data-v-f964e382]{flex:1;padding:12px 20px;border:none;background:transparent;border-radius:6px;cursor:pointer;font-size:.9rem;font-weight:500;transition:all .3s ease;display:flex;align-items:center;justify-content:center;gap:8px}.tab-btn[data-v-f964e382]:hover{background:#f8f9fa}.tab-btn.active[data-v-f964e382]{background:#3498db;color:#fff}.tab-content[data-v-f964e382]{background:white;border-radius:12px;padding:30px;box-shadow:0 2px 8px #0000001a;min-height:400px}.tab-content h3[data-v-f964e382]{margin:0 0 20px;color:#2c3e50;font-size:1.5rem}.config-form[data-v-f964e382]{max-width:600px}.form-group[data-v-f964e382]{margin-bottom:20px}.form-group label[data-v-f964e382]{display:block;margin-bottom:8px;font-weight:500;color:#2c3e50}.form-control[data-v-f964e382]{width:100%;padding:10px 12px;border:1px solid #ddd;border-radius:6px;font-size:.9rem;transition:border-color .3s ease}.form-control[data-v-f964e382]:focus{outline:none;border-color:#3498db}.form-control[data-v-f964e382]:readonly{background:#f8f9fa;color:#6c757d}.form-actions[data-v-f964e382]{display:flex;gap:10px;margin-top:30px}.section-header[data-v-f964e382]{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.logs-actions[data-v-f964e382]{display:flex;gap:10px;align-items:center}.logs-container[data-v-f964e382]{max-height:500px;overflow-y:auto}.empty-state[data-v-f964e382]{text-align:center;padding:60px 20px;color:#6c757d}.empty-state i[data-v-f964e382]{font-size:3rem;margin-bottom:15px;color:#dee2e6}.logs-list[data-v-f964e382]{display:flex;flex-direction:column;gap:10px}.log-item[data-v-f964e382]{padding:15px;border-left:4px solid #6c757d;background:#f8f9fa;border-radius:6px}.log-header[data-v-f964e382]{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.log-level[data-v-f964e382]{font-weight:600;font-size:.8rem;text-transform:uppercase}.log-time[data-v-f964e382]{font-size:.8rem;color:#6c757d}.log-message[data-v-f964e382]{margin:0 0 5px;font-size:.9rem}.log-module[data-v-f964e382]{font-size:.8rem;color:#6c757d}.logs-pagination[data-v-f964e382]{display:flex;justify-content:space-between;align-items:center;margin-top:20px;padding-top:20px;border-top:1px solid #e9ecef}.page-info[data-v-f964e382]{color:#6c757d;font-size:.9rem}.backup-list[data-v-f964e382]{max-height:500px;overflow-y:auto}.backup-items[data-v-f964e382]{display:flex;flex-direction:column;gap:15px}.backup-item[data-v-f964e382]{display:flex;justify-content:space-between;align-items:center;padding:20px;background:#f8f9fa;border-radius:8px;border-left:4px solid #3498db}.backup-info[data-v-f964e382]{flex:1}.backup-name[data-v-f964e382]{font-weight:600;color:#2c3e50;margin-bottom:5px}.backup-details[data-v-f964e382]{display:flex;gap:20px;font-size:.85rem;color:#6c757d}.backup-actions[data-v-f964e382]{display:flex;gap:8px}.info-grid[data-v-f964e382]{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-bottom:30px}.info-item[data-v-f964e382]{display:flex;flex-direction:column;gap:5px}.info-item label[data-v-f964e382]{font-weight:500;color:#6c757d;font-size:.9rem}.info-item span[data-v-f964e382]{font-size:1rem;color:#2c3e50}.status-success[data-v-f964e382]{color:#27ae60;font-weight:600}.status-error[data-v-f964e382]{color:#dc3545;font-weight:600}.database-actions[data-v-f964e382]{display:flex;gap:10px}.cache-stats[data-v-f964e382]{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-bottom:30px}.stat-item[data-v-f964e382]{display:flex;flex-direction:column;gap:5px}.stat-item label[data-v-f964e382]{font-weight:500;color:#6c757d;font-size:.9rem}.stat-item span[data-v-f964e382]{font-size:1.2rem;font-weight:600;color:#2c3e50}.cache-actions[data-v-f964e382]{display:flex;gap:15px;align-items:center}.clear-options[data-v-f964e382]{display:flex;gap:10px;align-items:center}.clear-options label[data-v-f964e382]{font-weight:500;color:#2c3e50}.maintenance-actions[data-v-f964e382]{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px}.action-item[data-v-f964e382]{padding:25px;background:#f8f9fa;border-radius:8px;border-left:4px solid #6c757d}.action-item h4[data-v-f964e382]{margin:0 0 10px;color:#2c3e50;font-size:1.2rem}.action-item p[data-v-f964e382]{margin:0 0 15px;color:#6c757d;font-size:.9rem}.btn[data-v-f964e382]{padding:10px 20px;border:none;border-radius:6px;cursor:pointer;font-size:.9rem;font-weight:500;transition:all .3s ease;display:inline-flex;align-items:center;gap:8px}.btn-primary[data-v-f964e382]{background:#3498db;color:#fff}.btn-primary[data-v-f964e382]:hover{background:#2980b9}.btn-outline[data-v-f964e382]{background:transparent;border:1px solid #ddd;color:#6c757d}.btn-outline[data-v-f964e382]:hover{border-color:#3498db;color:#3498db}.btn-warning[data-v-f964e382]{background:#f39c12;color:#fff}.btn-warning[data-v-f964e382]:hover{background:#e67e22}.btn-danger[data-v-f964e382]{background:#dc3545;color:#fff}.btn-danger[data-v-f964e382]:hover{background:#c82333}.btn-info[data-v-f964e382]{background:#17a2b8;color:#fff}.btn-info[data-v-f964e382]:hover{background:#138496}.btn-sm[data-v-f964e382]{padding:6px 12px;font-size:.8rem}.btn[data-v-f964e382]:disabled{opacity:.6;cursor:not-allowed}@media (max-width: 768px){.page-header[data-v-f964e382]{flex-direction:column;align-items:flex-start;gap:15px}.header-actions[data-v-f964e382]{width:100%;justify-content:flex-end}.overview-grid[data-v-f964e382]{grid-template-columns:1fr}.tab-navigation[data-v-f964e382]{flex-wrap:wrap}.tab-btn[data-v-f964e382]{min-width:120px}.form-actions[data-v-f964e382]{flex-direction:column}.logs-actions[data-v-f964e382]{flex-direction:column;align-items:stretch}.backup-item[data-v-f964e382]{flex-direction:column;align-items:stretch;gap:15px}.backup-actions[data-v-f964e382]{justify-content:flex-end}.database-actions[data-v-f964e382]{flex-direction:column}.cache-actions[data-v-f964e382]{flex-direction:column;align-items:stretch}.clear-options[data-v-f964e382]{justify-content:space-between}.maintenance-actions[data-v-f964e382]{grid-template-columns:1fr}}@keyframes fadeIn-f964e382{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.status-card[data-v-f964e382],.tab-content[data-v-f964e382]{animation:fadeIn-f964e382 .5s ease-out}.logs-container[data-v-f964e382]::-webkit-scrollbar,.backup-list[data-v-f964e382]::-webkit-scrollbar{width:6px}.logs-container[data-v-f964e382]::-webkit-scrollbar-track,.backup-list[data-v-f964e382]::-webkit-scrollbar-track{background:#f1f1f1}.logs-container[data-v-f964e382]::-webkit-scrollbar-thumb,.backup-list[data-v-f964e382]::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:3px}.logs-container[data-v-f964e382]::-webkit-scrollbar-thumb:hover,.backup-list[data-v-f964e382]::-webkit-scrollbar-thumb:hover{background:#a8a8a8}.seo-management[data-v-f964e382]{margin-bottom:30px}.seo-table[data-v-f964e382]{width:100%;border-collapse:collapse;margin-top:15px}.seo-table th[data-v-f964e382],.seo-table td[data-v-f964e382]{padding:12px;text-align:left;border-bottom:1px solid #e9ecef}.seo-table th[data-v-f964e382]{background-color:#f8f9fa;font-weight:600;color:#495057}.keywords-cell[data-v-f964e382],.description-cell[data-v-f964e382],.title-cell[data-v-f964e382]{max-width:200px}.keywords-preview[data-v-f964e382],.description-preview[data-v-f964e382],.title-preview[data-v-f964e382]{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}.page-type-badge[data-v-f964e382]{display:inline-block;padding:4px 8px;background-color:#e9ecef;border-radius:4px;font-size:.85rem;font-weight:500;color:#495057}.status-badge[data-v-f964e382]{display:inline-block;padding:4px 8px;border-radius:4px;font-size:.85rem;font-weight:500}.status-active[data-v-f964e382]{background-color:#d4edda;color:#155724}.status-inactive[data-v-f964e382]{background-color:#f8d7da;color:#721c24}.action-buttons[data-v-f964e382]{display:flex;gap:5px;flex-wrap:wrap}.action-buttons .btn[data-v-f964e382]{padding:4px 8px;font-size:.8rem}.large-modal[data-v-f964e382]{max-width:800px}.seo-form .form-group[data-v-f964e382]{margin-bottom:20px}.seo-form .required[data-v-f964e382]{color:#e74c3c}.seo-form .form-hint[data-v-f964e382]{font-size:.85rem;color:#6c757d;margin-top:5px}.student-homework-detail[data-v-3c0c48ec]{min-height:100vh;background-color:#f5f5f5;padding:20px 0}.page-header[data-v-3c0c48ec]{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:30px;background:white;padding:20px;border-radius:8px;box-shadow:0 2px 4px #0000001a}.header-left h1[data-v-3c0c48ec]{margin:0 0 5px;color:#333}.page-subtitle[data-v-3c0c48ec]{margin:0;color:#666}.homework-info[data-v-3c0c48ec]{display:flex;gap:20px;margin-bottom:15px}.info-item[data-v-3c0c48ec]{display:flex;flex-direction:column;align-items:center}.info-item .label[data-v-3c0c48ec]{font-size:12px;color:#666;margin-bottom:4px}.info-item .value[data-v-3c0c48ec]{font-size:14px;font-weight:700;color:#333}.status-section[data-v-3c0c48ec]{display:flex;flex-direction:column;align-items:center;gap:10px}.status-badge[data-v-3c0c48ec]{padding:6px 12px;border-radius:12px;font-size:12px;font-weight:700;color:#fff}.status-badge.pending[data-v-3c0c48ec]{background:#ffc107}.status-badge.in_progress[data-v-3c0c48ec]{background:#007bff}.status-badge.completed[data-v-3c0c48ec]{background:#28a745}.status-badge.overdue[data-v-3c0c48ec]{background:#dc3545}.progress-bar[data-v-3c0c48ec]{width:100px;height:8px;background:#eee;border-radius:4px;overflow:hidden}.progress-fill[data-v-3c0c48ec]{height:100%;background:#007bff;transition:width .3s ease}.progress-text[data-v-3c0c48ec]{font-size:12px;color:#666}.score[data-v-3c0c48ec]{font-size:18px;font-weight:700;color:#28a745}.score-label[data-v-3c0c48ec]{font-size:12px;color:#666}.main-content[data-v-3c0c48ec]{display:grid;grid-template-columns:250px 1fr;gap:20px}.question-nav[data-v-3c0c48ec]{background:white;border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a;height:fit-content}.nav-header[data-v-3c0c48ec]{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.nav-header h4[data-v-3c0c48ec]{margin:0;color:#333}.question-count[data-v-3c0c48ec]{font-size:12px;color:#666;background:#f8f9fa;padding:2px 8px;border-radius:10px}.question-list[data-v-3c0c48ec]{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-bottom:20px}.question-item[data-v-3c0c48ec]{display:flex;flex-direction:column;align-items:center;padding:8px;border:2px solid #e9ecef;border-radius:6px;cursor:pointer;transition:all .3s ease}.question-item[data-v-3c0c48ec]:hover{border-color:#007bff}.question-item.active[data-v-3c0c48ec]{border-color:#007bff;background:#007bff;color:#fff}.question-item.answered[data-v-3c0c48ec]{border-color:#28a745}.question-item.current[data-v-3c0c48ec]{border-color:#ffc107}.question-number[data-v-3c0c48ec]{font-size:14px;font-weight:700}.question-status[data-v-3c0c48ec]{width:6px;height:6px;border-radius:50%;margin-top:4px}.question-status.answered[data-v-3c0c48ec]{background:#28a745}.question-status.unanswered[data-v-3c0c48ec]{background:#6c757d}.nav-footer[data-v-3c0c48ec]{border-top:1px solid #eee;padding-top:15px}.status-summary[data-v-3c0c48ec]{display:flex;flex-direction:column;gap:8px}.status-item[data-v-3c0c48ec]{display:flex;align-items:center;gap:8px;font-size:12px;color:#666}.status-dot[data-v-3c0c48ec]{width:8px;height:8px;border-radius:50%}.status-dot.answered[data-v-3c0c48ec]{background:#28a745}.status-dot.unanswered[data-v-3c0c48ec]{background:#6c757d}.status-dot.current[data-v-3c0c48ec]{background:#ffc107}.status-item .count[data-v-3c0c48ec]{margin-left:auto;font-weight:700}.content-area[data-v-3c0c48ec]{background:white;border-radius:8px;padding:30px;box-shadow:0 2px 4px #0000001a}.answer-interface[data-v-3c0c48ec]{display:flex;flex-direction:column;gap:30px}.question-area[data-v-3c0c48ec]{border:1px solid #eee;border-radius:8px;padding:25px}.question-header[data-v-3c0c48ec]{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:15px;border-bottom:1px solid #eee}.question-header h3[data-v-3c0c48ec]{margin:0;color:#333}.question-meta[data-v-3c0c48ec]{display:flex;gap:20px}.meta-item[data-v-3c0c48ec]{font-size:12px;color:#666}.question-content[data-v-3c0c48ec]{line-height:1.6}.question-text[data-v-3c0c48ec]{font-size:16px;margin-bottom:25px;color:#333}.answer-options[data-v-3c0c48ec]{display:flex;flex-direction:column;gap:10px}.option-item[data-v-3c0c48ec]{display:flex;align-items:center;padding:12px 15px;border:2px solid #e9ecef;border-radius:6px;cursor:pointer;transition:all .3s ease}.option-item[data-v-3c0c48ec]:hover{border-color:#007bff;background:#f8f9fa}.option-item.selected[data-v-3c0c48ec]{border-color:#007bff;background:#007bff;color:#fff}.option-key[data-v-3c0c48ec]{font-weight:700;margin-right:10px;min-width:20px}.option-text[data-v-3c0c48ec]{flex:1}.answer-fill textarea[data-v-3c0c48ec],.answer-essay textarea[data-v-3c0c48ec]{width:100%;padding:12px;border:1px solid #ddd;border-radius:4px;resize:vertical;font-family:inherit}.essay-editor[data-v-3c0c48ec]{position:relative}.editor-toolbar[data-v-3c0c48ec]{position:absolute;top:10px;right:10px;display:flex;gap:5px}.knowledge-hint[data-v-3c0c48ec]{margin-top:25px;padding:15px;background:#f8f9fa;border-radius:6px}.knowledge-hint h4[data-v-3c0c48ec]{margin:0 0 10px;color:#333}.knowledge-tags[data-v-3c0c48ec]{display:flex;flex-wrap:wrap;gap:8px}.knowledge-tag[data-v-3c0c48ec]{background:#007bff;color:#fff;padding:4px 8px;border-radius:12px;font-size:12px}.answer-actions[data-v-3c0c48ec]{display:flex;justify-content:space-between;align-items:center;padding:20px 0;border-top:1px solid #eee}.action-left[data-v-3c0c48ec],.action-center[data-v-3c0c48ec],.action-right[data-v-3c0c48ec]{display:flex;gap:10px}.review-interface[data-v-3c0c48ec],.analysis-interface[data-v-3c0c48ec]{display:flex;flex-direction:column;gap:30px}.review-header[data-v-3c0c48ec],.analysis-header[data-v-3c0c48ec]{display:flex;justify-content:space-between;align-items:center;padding-bottom:20px;border-bottom:1px solid #eee}.review-summary[data-v-3c0c48ec]{display:flex;gap:30px}.summary-item[data-v-3c0c48ec]{display:flex;flex-direction:column;align-items:center}.summary-item .label[data-v-3c0c48ec]{font-size:12px;color:#666;margin-bottom:5px}.summary-item .value[data-v-3c0c48ec]{font-size:16px;font-weight:700;color:#333}.summary-item .score[data-v-3c0c48ec]{color:#28a745}.review-item[data-v-3c0c48ec]{border:1px solid #eee;border-radius:8px;padding:20px;margin-bottom:20px}.review-item.correct[data-v-3c0c48ec]{border-left:4px solid #28a745}.review-item.incorrect[data-v-3c0c48ec]{border-left:4px solid #dc3545}.review-question h4[data-v-3c0c48ec]{margin:0 0 10px;color:#333}.review-answers[data-v-3c0c48ec]{margin-top:15px}.answer-section[data-v-3c0c48ec]{margin-bottom:15px}.answer-section label[data-v-3c0c48ec]{display:block;font-weight:700;margin-bottom:5px;color:#666}.student-answer[data-v-3c0c48ec],.correct-answer[data-v-3c0c48ec],.teacher-feedback[data-v-3c0c48ec],.question-analysis[data-v-3c0c48ec]{padding:10px;background:#f8f9fa;border-radius:4px;border-left:3px solid #007bff}.correct-answer[data-v-3c0c48ec]{border-left-color:#28a745}.review-actions[data-v-3c0c48ec]{display:flex;gap:10px;justify-content:center;padding-top:20px;border-top:1px solid #eee}.analysis-section[data-v-3c0c48ec]{margin-bottom:30px}.analysis-section h4[data-v-3c0c48ec]{margin:0 0 15px;color:#333}.knowledge-chart[data-v-3c0c48ec]{display:flex;flex-direction:column;gap:15px}.knowledge-item[data-v-3c0c48ec]{display:flex;align-items:center;gap:15px}.knowledge-name[data-v-3c0c48ec]{width:120px;font-size:14px;color:#333}.mastery-bar[data-v-3c0c48ec]{flex:1;height:10px;background:#eee;border-radius:5px;overflow:hidden}.mastery-fill[data-v-3c0c48ec]{height:100%;background:linear-gradient(90deg,#28a745,#20c997);transition:width .3s ease}.mastery-percent[data-v-3c0c48ec]{width:40px;text-align:right;font-size:14px;font-weight:700;color:#333}.wrong-questions[data-v-3c0c48ec]{display:flex;flex-direction:column;gap:15px}.wrong-item[data-v-3c0c48ec]{padding:15px;background:#f8f9fa;border-radius:6px;border-left:4px solid #dc3545}.question-info[data-v-3c0c48ec]{display:flex;gap:15px;margin-bottom:10px;font-size:12px;color:#666}.question-content[data-v-3c0c48ec]{margin-bottom:10px;color:#333}.suggestion[data-v-3c0c48ec]{font-size:14px;color:#28a745;font-style:italic}@media (max-width: 1024px){.main-content[data-v-3c0c48ec]{grid-template-columns:1fr}.question-nav[data-v-3c0c48ec]{display:none}.page-header[data-v-3c0c48ec]{flex-direction:column;gap:15px}.homework-info[data-v-3c0c48ec]{justify-content:space-between;width:100%}.answer-actions[data-v-3c0c48ec]{flex-direction:column;gap:15px}.action-left[data-v-3c0c48ec],.action-center[data-v-3c0c48ec],.action-right[data-v-3c0c48ec]{justify-content:center;width:100%}.review-summary[data-v-3c0c48ec]{flex-wrap:wrap;justify-content:center}}@media (max-width: 768px){.content-area[data-v-3c0c48ec]{padding:15px}.question-header[data-v-3c0c48ec]{flex-direction:column;align-items:flex-start;gap:10px}.question-meta[data-v-3c0c48ec]{flex-wrap:wrap;gap:10px}.knowledge-item[data-v-3c0c48ec]{flex-direction:column;align-items:flex-start;gap:8px}.mastery-bar[data-v-3c0c48ec]{width:100%}}.teacher-homework-review[data-v-b2a4c2ba]{min-height:100vh;background-color:#f5f5f5;padding:20px 0}.page-header[data-v-b2a4c2ba]{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:30px;background:white;padding:20px;border-radius:8px;box-shadow:0 2px 4px #0000001a}.header-left h1[data-v-b2a4c2ba]{margin:0 0 5px;color:#333}.page-subtitle[data-v-b2a4c2ba]{margin:0;color:#666}.homework-info[data-v-b2a4c2ba]{display:flex;gap:20px;margin-bottom:15px}.info-item[data-v-b2a4c2ba]{display:flex;flex-direction:column;align-items:center}.info-item .label[data-v-b2a4c2ba]{font-size:12px;color:#666;margin-bottom:4px}.info-item .value[data-v-b2a4c2ba]{font-size:14px;font-weight:700;color:#333}.status-section[data-v-b2a4c2ba]{display:flex;flex-direction:column;align-items:center;gap:10px}.score-summary[data-v-b2a4c2ba]{text-align:center}.score-label[data-v-b2a4c2ba]{display:block;font-size:12px;color:#666}.score-value[data-v-b2a4c2ba]{display:block;font-size:18px;font-weight:700;color:#333}.score-value.current[data-v-b2a4c2ba]{color:#28a745}.main-content[data-v-b2a4c2ba]{display:grid;grid-template-columns:250px 1fr;gap:20px}.question-nav[data-v-b2a4c2ba]{background:white;border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a;height:fit-content}.nav-header[data-v-b2a4c2ba]{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.nav-header h4[data-v-b2a4c2ba]{margin:0;color:#333}.question-count[data-v-b2a4c2ba]{font-size:12px;color:#666;background:#f8f9fa;padding:2px 8px;border-radius:10px}.question-list[data-v-b2a4c2ba]{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-bottom:20px}.question-item[data-v-b2a4c2ba]{display:flex;flex-direction:column;align-items:center;padding:8px;border:2px solid #e9ecef;border-radius:6px;cursor:pointer;transition:all .3s ease;position:relative}.question-item[data-v-b2a4c2ba]:hover{border-color:#007bff}.question-item.active[data-v-b2a4c2ba]{border-color:#007bff;background:#007bff;color:#fff}.question-item.reviewed[data-v-b2a4c2ba]{border-color:#28a745}.question-item.current[data-v-b2a4c2ba]{border-color:#ffc107}.question-number[data-v-b2a4c2ba]{font-size:14px;font-weight:700}.question-status[data-v-b2a4c2ba]{width:6px;height:6px;border-radius:50%;margin-top:4px}.question-status.reviewed[data-v-b2a4c2ba]{background:#28a745}.question-status.scored[data-v-b2a4c2ba]{background:#ffc107}.question-status.unreviewed[data-v-b2a4c2ba]{background:#6c757d}.question-score[data-v-b2a4c2ba]{position:absolute;top:-5px;right:-5px;background:#28a745;color:#fff;font-size:10px;padding:1px 4px;border-radius:8px}.nav-footer[data-v-b2a4c2ba]{border-top:1px solid #eee;padding-top:15px}.status-summary[data-v-b2a4c2ba]{display:flex;flex-direction:column;gap:8px}.status-item[data-v-b2a4c2ba]{display:flex;align-items:center;gap:8px;font-size:12px;color:#666}.status-dot[data-v-b2a4c2ba]{width:8px;height:8px;border-radius:50%}.status-dot.reviewed[data-v-b2a4c2ba]{background:#28a745}.status-dot.unreviewed[data-v-b2a4c2ba]{background:#6c757d}.status-dot.current[data-v-b2a4c2ba]{background:#ffc107}.status-item .count[data-v-b2a4c2ba]{margin-left:auto;font-weight:700}.review-area[data-v-b2a4c2ba]{background:white;border-radius:8px;padding:30px;box-shadow:0 2px 4px #0000001a;display:flex;flex-direction:column;gap:30px}.question-section[data-v-b2a4c2ba]{border:1px solid #eee;border-radius:8px;padding:25px}.question-header[data-v-b2a4c2ba]{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:15px;border-bottom:1px solid #eee}.question-header h3[data-v-b2a4c2ba]{margin:0;color:#333}.question-meta[data-v-b2a4c2ba]{display:flex;gap:20px}.meta-item[data-v-b2a4c2ba]{font-size:12px;color:#666}.question-content[data-v-b2a4c2ba]{line-height:1.6}.question-text[data-v-b2a4c2ba]{font-size:16px;margin-bottom:25px;color:#333}.correct-answer-section[data-v-b2a4c2ba],.student-answer-section[data-v-b2a4c2ba]{margin-bottom:20px;padding:15px;background:#f8f9fa;border-radius:6px}.correct-answer-section h4[data-v-b2a4c2ba],.student-answer-section h4[data-v-b2a4c2ba]{margin:0 0 10px;color:#333}.correct-answer[data-v-b2a4c2ba],.student-answer[data-v-b2a4c2ba]{padding:10px;background:white;border-radius:4px;border-left:3px solid #28a745}.student-answer[data-v-b2a4c2ba]{border-left-color:#007bff}.review-section[data-v-b2a4c2ba]{border:1px solid #eee;border-radius:8px;padding:25px}.review-section h3[data-v-b2a4c2ba]{margin:0 0 20px;color:#333}.score-control[data-v-b2a4c2ba],.feedback-control[data-v-b2a4c2ba],.analysis-control[data-v-b2a4c2ba],.knowledge-control[data-v-b2a4c2ba]{margin-bottom:25px}.score-control label[data-v-b2a4c2ba],.feedback-control label[data-v-b2a4c2ba],.analysis-control label[data-v-b2a4c2ba],.knowledge-control label[data-v-b2a4c2ba]{display:block;font-weight:700;margin-bottom:10px;color:#333}.score-input-group[data-v-b2a4c2ba]{display:flex;align-items:center;gap:10px;margin-bottom:15px}.score-input[data-v-b2a4c2ba]{width:80px;padding:8px 12px;border:1px solid #ddd;border-radius:4px;text-align:center}.score-max[data-v-b2a4c2ba]{color:#666;font-size:14px}.quick-score-buttons[data-v-b2a4c2ba]{display:flex;gap:8px;flex-wrap:wrap}.feedback-input[data-v-b2a4c2ba],.analysis-input[data-v-b2a4c2ba]{width:100%;padding:12px;border:1px solid #ddd;border-radius:4px;resize:vertical;font-family:inherit}.error-types[data-v-b2a4c2ba]{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:15px}.error-type-item[data-v-b2a4c2ba]{display:flex;align-items:center;gap:8px;cursor:pointer}.error-type-label[data-v-b2a4c2ba]{font-size:14px}.knowledge-tags[data-v-b2a4c2ba]{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:15px}.knowledge-tag[data-v-b2a4c2ba]{background:#007bff;color:#fff;padding:4px 8px;border-radius:12px;font-size:12px}.mastery-slider[data-v-b2a4c2ba]{margin-top:10px}.slider[data-v-b2a4c2ba]{width:100%;margin:10px 0}.mastery-labels[data-v-b2a4c2ba]{display:flex;justify-content:space-between;font-size:12px;color:#666}.mastery-value[data-v-b2a4c2ba]{text-align:center;font-weight:700;color:#333}.review-actions[data-v-b2a4c2ba]{display:flex;justify-content:space-between;align-items:center;padding:20px 0;border-top:1px solid #eee}.action-left[data-v-b2a4c2ba],.action-center[data-v-b2a4c2ba],.action-right[data-v-b2a4c2ba]{display:flex;gap:10px}.batch-review-panel[data-v-b2a4c2ba]{position:fixed;bottom:0;left:0;right:0;background:white;border-top:1px solid #eee;padding:15px 20px;box-shadow:0 -2px 10px #0000001a}.panel-header[data-v-b2a4c2ba]{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.panel-header h4[data-v-b2a4c2ba]{margin:0;color:#333}.batch-actions[data-v-b2a4c2ba]{display:flex;gap:10px;justify-content:center}@media (max-width: 1024px){.main-content[data-v-b2a4c2ba]{grid-template-columns:1fr}.question-nav[data-v-b2a4c2ba]{display:none}.page-header[data-v-b2a4c2ba]{flex-direction:column;gap:15px}.homework-info[data-v-b2a4c2ba]{justify-content:space-between;width:100%}.review-actions[data-v-b2a4c2ba]{flex-direction:column;gap:15px}.action-left[data-v-b2a4c2ba],.action-center[data-v-b2a4c2ba],.action-right[data-v-b2a4c2ba]{justify-content:center;width:100%}}@media (max-width: 768px){.review-area[data-v-b2a4c2ba]{padding:15px}.question-header[data-v-b2a4c2ba]{flex-direction:column;align-items:flex-start;gap:10px}.question-meta[data-v-b2a4c2ba]{flex-wrap:wrap;gap:10px}.error-types[data-v-b2a4c2ba]{grid-template-columns:1fr}}.student-learning-progress[data-v-295f092e]{min-height:100vh;background-color:#f5f5f5;padding:20px 0}.page-header[data-v-295f092e]{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;background:white;padding:20px;border-radius:8px;box-shadow:0 2px 4px #0000001a}.page-header h1[data-v-295f092e]{margin:0 0 5px;color:#333}.page-subtitle[data-v-295f092e]{margin:0;color:#666}.header-actions[data-v-295f092e]{display:flex;align-items:center;gap:15px}.period-selector[data-v-295f092e]{display:flex;align-items:center;gap:10px}.period-selector label[data-v-295f092e]{font-size:14px;color:#666}.period-selector select[data-v-295f092e]{padding:6px 10px;border:1px solid #ddd;border-radius:4px;background:white}.stats-overview[data-v-295f092e]{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-bottom:30px}.stat-card[data-v-295f092e]{background:white;border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a;display:flex;align-items:center;gap:15px}.stat-icon[data-v-295f092e]{width:50px;height:50px;background:#007bff;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:20px}.stat-content[data-v-295f092e]{flex:1}.stat-value[data-v-295f092e]{font-size:24px;font-weight:700;color:#333;margin-bottom:5px}.stat-label[data-v-295f092e]{font-size:14px;color:#666}.main-content[data-v-295f092e]{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-bottom:30px}.subject-progress[data-v-295f092e],.learning-trends[data-v-295f092e]{background:white;border-radius:8px;padding:25px;box-shadow:0 2px 4px #0000001a}.section-header[data-v-295f092e]{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:15px;border-bottom:1px solid #eee}.section-header h3[data-v-295f092e]{margin:0;color:#333}.subject-list[data-v-295f092e]{display:flex;flex-direction:column;gap:15px}.subject-item[data-v-295f092e]{display:flex;align-items:center;gap:15px;padding:15px;border:1px solid #eee;border-radius:6px;cursor:pointer;transition:all .3s ease}.subject-item[data-v-295f092e]:hover{border-color:#007bff;background:#f8f9fa}.subject-item.active[data-v-295f092e]{border-color:#007bff;background:#007bff;color:#fff}.subject-info[data-v-295f092e]{flex:1}.subject-name[data-v-295f092e]{font-weight:700;margin-bottom:5px}.subject-stats[data-v-295f092e]{display:flex;gap:15px;font-size:12px;color:#666}.subject-item.active .subject-stats[data-v-295f092e]{color:#fffc}.progress-bar[data-v-295f092e]{width:100px;height:8px;background:#eee;border-radius:4px;overflow:hidden}.progress-fill[data-v-295f092e]{height:100%;transition:width .3s ease}.progress-fill.excellent[data-v-295f092e]{background:#28a745}.progress-fill.good[data-v-295f092e]{background:#20c997}.progress-fill.average[data-v-295f092e]{background:#ffc107}.progress-fill.poor[data-v-295f092e]{background:#dc3545}.subject-item.active .progress-bar[data-v-295f092e]{background:rgba(255,255,255,.3)}.subject-item.active .progress-fill[data-v-295f092e]{background:white}.progress-percent[data-v-295f092e]{width:40px;text-align:right;font-weight:700}.subject-details[data-v-295f092e]{margin-top:20px;padding-top:20px;border-top:1px solid #eee}.details-header h4[data-v-295f092e]{margin:0 0 15px;color:#333}.knowledge-mastery[data-v-295f092e],.weakness-analysis[data-v-295f092e]{margin-bottom:25px}.knowledge-mastery h5[data-v-295f092e],.weakness-analysis h5[data-v-295f092e]{margin:0 0 15px;color:#333}.mastery-chart[data-v-295f092e]{display:flex;flex-direction:column;gap:12px}.mastery-item[data-v-295f092e]{display:flex;align-items:center;gap:15px}.knowledge-name[data-v-295f092e]{width:100px;font-size:14px;color:#333}.mastery-bar[data-v-295f092e]{flex:1;height:8px;background:#eee;border-radius:4px;overflow:hidden}.mastery-fill[data-v-295f092e]{height:100%;background:linear-gradient(90deg,#28a745,#20c997);transition:width .3s ease}.mastery-percent[data-v-295f092e]{width:40px;text-align:right;font-size:14px;font-weight:700;color:#333}.weakness-list[data-v-295f092e]{display:flex;flex-direction:column;gap:15px}.weakness-item[data-v-295f092e]{padding:15px;background:#f8f9fa;border-radius:6px;border-left:4px solid #dc3545}.weakness-info[data-v-295f092e]{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.weakness-name[data-v-295f092e]{font-weight:700;color:#333}.weakness-rate[data-v-295f092e]{font-size:12px;color:#dc3545}.suggestion[data-v-295f092e]{font-size:14px;color:#666;line-height:1.4}.trend-selector[data-v-295f092e]{display:flex;gap:8px}.trend-chart[data-v-295f092e]{margin-bottom:25px}.chart-container[data-v-295f092e]{height:200px;background:#f8f9fa;border-radius:6px;padding:20px;margin-bottom:15px}.chart-placeholder[data-v-295f092e]{text-align:center;color:#666}.chart-placeholder i[data-v-295f092e]{font-size:48px;margin-bottom:10px;color:#007bff}.chart-data[data-v-295f092e]{display:flex;justify-content:space-around;align-items:end;height:100px;margin-top:20px}.chart-bar[data-v-295f092e]{width:20px;background:#007bff;border-radius:2px 2px 0 0;transition:height .3s ease}.chart-legend[data-v-295f092e]{display:flex;justify-content:center;gap:20px}.legend-item[data-v-295f092e]{display:flex;align-items:center;gap:8px;font-size:12px;color:#666}.legend-color[data-v-295f092e]{width:12px;height:12px;border-radius:2px}.legend-color.score[data-v-295f092e]{background:#007bff}.legend-color.time[data-v-295f092e]{background:#28a745}.legend-color.completion[data-v-295f092e]{background:#ffc107}.learning-suggestions h4[data-v-295f092e]{margin:0 0 15px;color:#333}.suggestions-list[data-v-295f092e]{display:flex;flex-direction:column;gap:15px}.suggestion-item[data-v-295f092e]{display:flex;gap:15px;padding:15px;border:1px solid #eee;border-radius:6px;transition:all .3s ease}.suggestion-item.high[data-v-295f092e]{border-left:4px solid #dc3545}.suggestion-item.medium[data-v-295f092e]{border-left:4px solid #ffc107}.suggestion-item.low[data-v-295f092e]{border-left:4px solid #28a745}.suggestion-icon[data-v-295f092e]{width:40px;height:40px;background:#007bff;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:16px}.suggestion-content[data-v-295f092e]{flex:1}.suggestion-content h5[data-v-295f092e]{margin:0 0 5px;color:#333}.suggestion-content p[data-v-295f092e]{margin:0 0 8px;color:#666;font-size:14px;line-height:1.4}.suggestion-meta[data-v-295f092e]{display:flex;gap:15px;font-size:12px;color:#999}.suggestion-actions[data-v-295f092e]{display:flex;align-items:center}.recent-activities[data-v-295f092e]{background:white;border-radius:8px;padding:25px;box-shadow:0 2px 4px #0000001a}.activities-timeline[data-v-295f092e]{display:flex;flex-direction:column;gap:20px}.activity-item[data-v-295f092e]{display:flex;gap:15px;padding:15px;border:1px solid #eee;border-radius:6px}.activity-time[data-v-295f092e]{width:80px;font-size:12px;color:#999;text-align:right}.activity-icon[data-v-295f092e]{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:16px}.activity-icon.homework[data-v-295f092e]{background:#28a745}.activity-icon.review[data-v-295f092e]{background:#007bff}.activity-icon.study[data-v-295f092e]{background:#ffc107}.activity-content[data-v-295f092e]{flex:1}.activity-title[data-v-295f092e]{font-weight:700;margin-bottom:5px;color:#333}.activity-desc[data-v-295f092e]{margin-bottom:8px;color:#666;font-size:14px}.activity-meta[data-v-295f092e]{display:flex;gap:15px;font-size:12px;color:#999}@media (max-width: 1024px){.main-content[data-v-295f092e]{grid-template-columns:1fr}.stats-overview[data-v-295f092e]{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}.subject-item[data-v-295f092e]{flex-direction:column;align-items:stretch;gap:10px}.progress-bar[data-v-295f092e]{width:100%}.progress-percent[data-v-295f092e]{text-align:left}}@media (max-width: 768px){.page-header[data-v-295f092e]{flex-direction:column;gap:15px;align-items:stretch}.header-actions[data-v-295f092e]{justify-content:space-between}.trend-selector[data-v-295f092e]{flex-wrap:wrap;justify-content:center}.suggestion-item[data-v-295f092e],.activity-item[data-v-295f092e]{flex-direction:column;gap:10px}.activity-time[data-v-295f092e]{text-align:left;width:auto}}.shopping-cart[data-v-a33dd02f]{min-height:100vh;background:#f8f9fa;padding:20px 0}.container[data-v-a33dd02f]{max-width:1200px;margin:0 auto;padding:0 20px}.page-header[data-v-a33dd02f]{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;padding-bottom:20px;border-bottom:1px solid #e9ecef}.header-left h1[data-v-a33dd02f]{font-size:2rem;color:#2c3e50}.page-subtitle[data-v-a33dd02f]{color:#6c757d;margin:0}.empty-cart[data-v-a33dd02f]{text-align:center;padding:60px 20px;background:white;border-radius:10px;box-shadow:0 2px 10px #0000001a}.empty-icon[data-v-a33dd02f]{font-size:4rem;color:#dee2e6;margin-bottom:20px}.empty-cart h3[data-v-a33dd02f]{color:#6c757d;margin-bottom:10px}.empty-cart p[data-v-a33dd02f]{color:#6c757d;margin-bottom:30px}.cart-header[data-v-a33dd02f]{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding:20px;background:white;border-radius:10px 10px 0 0;box-shadow:0 2px 10px #0000001a}.cart-header h3[data-v-a33dd02f]{margin:0;color:#2c3e50}.items-list[data-v-a33dd02f]{background:white;border-radius:0 0 10px 10px;box-shadow:0 2px 10px #0000001a;margin-bottom:20px}.cart-item[data-v-a33dd02f]{display:flex;justify-content:space-between;align-items:center;padding:20px;border-bottom:1px solid #e9ecef}.cart-item[data-v-a33dd02f]:last-child{border-bottom:none}.item-info[data-v-a33dd02f]{display:flex;align-items:center;flex:1}.item-icon[data-v-a33dd02f]{width:50px;height:50px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:8px;display:flex;align-items:center;justify-content:center;margin-right:15px;color:#fff;font-size:1.2rem}.item-details[data-v-a33dd02f]{flex:1}.item-title[data-v-a33dd02f]{margin:0 0 8px;color:#2c3e50;font-size:1.1rem}.item-meta[data-v-a33dd02f]{display:flex;gap:15px;flex-wrap:wrap}.meta-item[data-v-a33dd02f]{display:flex;align-items:center;gap:5px;color:#6c757d;font-size:.9rem}.item-controls[data-v-a33dd02f]{display:flex;align-items:center;gap:20px}.quantity-control[data-v-a33dd02f]{display:flex;align-items:center;gap:10px}.btn-quantity[data-v-a33dd02f]{width:30px;height:30px;border:1px solid #ddd;background:white;border-radius:4px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s ease}.btn-quantity[data-v-a33dd02f]:hover:not(:disabled){background:#f8f9fa;border-color:#667eea}.btn-quantity[data-v-a33dd02f]:disabled{opacity:.5;cursor:not-allowed}.quantity[data-v-a33dd02f]{min-width:30px;text-align:center;font-weight:500}.item-price[data-v-a33dd02f]{min-width:80px;text-align:right}.price[data-v-a33dd02f]{font-size:1.1rem;font-weight:600;color:#e74c3c}.btn-remove[data-v-a33dd02f]{width:30px;height:30px;border:none;background:#f8f9fa;border-radius:4px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:#6c757d;transition:all .3s ease}.btn-remove[data-v-a33dd02f]:hover{background:#e74c3c;color:#fff}.cart-summary[data-v-a33dd02f]{background:white;padding:20px;border-radius:10px;box-shadow:0 2px 10px #0000001a}.points-payment[data-v-a33dd02f]{margin:20px 0;padding:15px;background:#f8f9fa;border-radius:8px;border:1px solid #e9ecef}.points-info[data-v-a33dd02f]{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.points-balance[data-v-a33dd02f]{display:flex;align-items:center;gap:8px;font-weight:500;color:#e67e22}.points-balance i[data-v-a33dd02f]{color:#f39c12}.points-toggle[data-v-a33dd02f]{display:flex;align-items:center}.checkbox-label[data-v-a33dd02f]{display:flex;align-items:center;gap:8px;cursor:pointer;font-weight:500}.checkbox-input[data-v-a33dd02f]{display:none}.checkbox-custom[data-v-a33dd02f]{width:18px;height:18px;border:2px solid #ccc;border-radius:3px;position:relative;transition:all .3s ease}.checkbox-input:checked+.checkbox-custom[data-v-a33dd02f]{background-color:#3498db;border-color:#3498db}.checkbox-input:checked+.checkbox-custom[data-v-a33dd02f]:after{content:"✓";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#fff;font-size:12px;font-weight:700}.points-input[data-v-a33dd02f]{margin-top:15px}.points-input-field[data-v-a33dd02f]{max-width:200px}.points-hint[data-v-a33dd02f]{display:flex;justify-content:space-between;align-items:center;margin-top:8px;font-size:.9rem;color:#666}.btn-link[data-v-a33dd02f]{background:none;border:none;color:#3498db;cursor:pointer;text-decoration:underline;font-size:.9rem}.btn-link[data-v-a33dd02f]:hover{color:#2980b9}.payment-summary[data-v-a33dd02f]{margin-top:15px;padding-top:15px;border-top:1px solid #e9ecef}.summary-row[data-v-a33dd02f]{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid #e9ecef}.summary-row.total[data-v-a33dd02f]{border-bottom:none;font-size:1.2rem;font-weight:600;color:#2c3e50}.total-amount[data-v-a33dd02f]{color:#e74c3c;font-size:1.3rem}.checkout-actions[data-v-a33dd02f]{display:flex;justify-content:space-between;align-items:center;margin-top:20px;gap:15px}.checkout-actions .btn[data-v-a33dd02f]{flex:1}@media (max-width: 768px){.cart-item[data-v-a33dd02f]{flex-direction:column;align-items:flex-start;gap:15px}.item-controls[data-v-a33dd02f]{width:100%;justify-content:space-between}.checkout-actions[data-v-a33dd02f]{flex-direction:column}.checkout-actions .btn[data-v-a33dd02f]{width:100%}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;line-height:1.6;color:#333;background-color:#f8f9fa}a{text-decoration:none;color:inherit}button{cursor:pointer;border:none;outline:none}.container{max-width:1200px;margin:0 auto;padding:0 20px}.btn{display:inline-block;padding:10px 20px;border-radius:5px;font-weight:500;transition:all .3s ease}.btn-primary{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 5px 15px #667eea66}.btn-secondary{background:#f8f9fa;color:#333;border:1px solid #dee2e6}.btn-secondary:hover{background:#e9ecef}.card{background:white;border-radius:10px;box-shadow:0 2px 10px #0000001a;padding:20px;margin-bottom:20px}.form-group{margin-bottom:20px}.form-control{width:100%;padding:12px;border:1px solid #ddd;border-radius:5px;font-size:16px;transition:border-color .3s ease}.form-control:focus{border-color:#667eea;outline:none}.text-center{text-align:center}.mt-4{margin-top:2rem}.mb-4{margin-bottom:2rem}@media (max-width: 768px){.container{padding:0 15px}.btn{padding:8px 16px;font-size:14px}}