@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@500;600;700;800&display=swap";:root{--font-primary:"Inter", system-ui, -apple-system, sans-serif;--font-heading:"Outfit", system-ui, -apple-system, sans-serif;--bg-main:#f8fafc;--bg-surface:#fff;--bg-surface-glass:#ffffffd9;--border-color:#e2e8f0;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--accent-primary:#2563eb;--accent-primary-hover:#1d4ed8;--accent-light:#eff6ff;--success-color:#10b981;--success-bg:#ecfdf5;--warning-color:#f59e0b;--shadow-sm:0 1px 3px #0000000d;--shadow-md:0 4px 12px #00000012;--shadow-lg:0 10px 25px #0000001a;--radius-sm:8px;--radius-md:12px;--radius-lg:20px;--radius-full:9999px}[data-theme=dark]{--bg-main:#0b0f19;--bg-surface:#151d2a;--bg-surface-glass:#151d2ad9;--border-color:#273549;--text-primary:#f8fafc;--text-secondary:#cbd5e1;--text-muted:#64748b;--accent-primary:#3b82f6;--accent-primary-hover:#60a5fa;--accent-light:#1e293b;--shadow-sm:0 1px 3px #0000004d;--shadow-md:0 4px 12px #0006;--shadow-lg:0 10px 25px #00000080}.course-theme-0{--course-bg:#e8f0fe;--course-border:#bfdbfe;--course-badge:#1d4ed8}.course-theme-1{--course-bg:#feedde;--course-border:#fed7aa;--course-badge:#c2410c}.course-theme-2{--course-bg:#e6f4ea;--course-border:#bbf7d0;--course-badge:#15803d}.course-theme-3{--course-bg:#f3e8ff;--course-border:#e9d5ff;--course-badge:#7e22ce}.course-theme-4{--course-bg:#fef9db;--course-border:#fef08a;--course-badge:#a16207}.course-theme-5{--course-bg:#e0f7fa;--course-border:#99f6e4;--course-badge:#0f766e}.course-theme-6{--course-bg:#fce4ec;--course-border:#fbcfe8;--course-badge:#be185d}.course-theme-7{--course-bg:#f1f5f9;--course-border:#cbd5e1;--course-badge:#334155}[data-theme=dark] .course-theme-0{--course-bg:#1e293b;--course-border:#334155;--course-badge:#60a5fa}[data-theme=dark] .course-theme-1{--course-bg:#2e1d18;--course-border:#45241b;--course-badge:#fb923c}[data-theme=dark] .course-theme-2{--course-bg:#15271d;--course-border:#1e3a2b;--course-badge:#4ade80}[data-theme=dark] .course-theme-3{--course-bg:#271a33;--course-border:#3d2652;--course-badge:#c084fc}[data-theme=dark] .course-theme-4{--course-bg:#2d2a17;--course-border:#453e1f;--course-badge:#fde047}[data-theme=dark] .course-theme-5{--course-bg:#142a2d;--course-border:#1d4348;--course-badge:#2dd4bf}[data-theme=dark] .course-theme-6{--course-bg:#2e1823;--course-border:#472134;--course-badge:#f472b6}[data-theme=dark] .course-theme-7{--course-bg:#1e293b;--course-border:#334155;--course-badge:#94a3b8}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;margin:0;padding:0}body{font-family:var(--font-primary);background-color:var(--bg-main);color:var(--text-primary);min-height:100vh;padding-bottom:40px;line-height:1.5}.app-container{max-width:768px;margin:0 auto;padding:16px}.app-header{z-index:100;-webkit-backdrop-filter:blur(12px);background:var(--bg-surface-glass);border-bottom:1px solid var(--border-color);flex-direction:column;gap:4px;margin:-16px -16px 16px;padding:10px 12px;display:flex;position:sticky;top:0}.header-main{justify-content:space-between;align-items:center;gap:8px;width:100%;display:flex}.brand-title{font-family:var(--font-heading);color:var(--text-primary);white-space:nowrap;flex-shrink:0;align-items:center;gap:6px;font-size:1.1rem;font-weight:800;display:flex}.brand-badge{color:#fff;border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.5px;background:linear-gradient(135deg,#2563eb,#7c3aed);padding:2px 6px;font-size:.65rem;font-weight:700}.header-sub{color:var(--text-secondary);white-space:nowrap;text-overflow:ellipsis;font-size:.72rem;font-weight:500;overflow:hidden}.header-sub strong{color:var(--accent-primary);font-weight:700}.header-actions{flex-shrink:0;align-items:center;gap:6px;display:flex}.btn-icon{background:var(--bg-surface);border:1px solid var(--border-color);color:var(--text-secondary);border-radius:var(--radius-md);cursor:pointer;justify-content:center;align-items:center;width:36px;height:36px;font-size:.9rem;display:flex}.btn-icon:active{transform:scale(.95)}.btn-primary{background:var(--accent-primary);color:#fff;font-family:var(--font-primary);border-radius:var(--radius-md);cursor:pointer;border:none;align-items:center;gap:4px;padding:8px 12px;font-size:.8rem;font-weight:600;display:flex}@media (width<=480px){.brand-badge{display:none}.header-sub{font-size:.68rem}}.btn-primary:hover{background:var(--accent-primary-hover)}.btn-outline{color:var(--text-primary);border:1px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;background:0 0;align-items:center;gap:6px;padding:10px 16px;font-size:.875rem;font-weight:600;display:flex}.stats-card{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);flex-direction:column;gap:12px;margin-bottom:24px;padding:16px 20px;display:flex}.stats-header{justify-content:space-between;align-items:center;display:flex}.stats-title{color:var(--text-secondary);font-size:.875rem;font-weight:600}.stats-val{font-family:var(--font-heading);color:var(--text-primary);font-size:1.125rem;font-weight:700}.progress-bar-bg{background:var(--border-color);border-radius:var(--radius-full);width:100%;height:10px;overflow:hidden}.progress-bar-fill{border-radius:var(--radius-full);background:linear-gradient(90deg,#3b82f6,#10b981);height:100%;transition:width .4s}.section-title{font-family:var(--font-heading);color:var(--text-primary);justify-content:space-between;align-items:center;margin-bottom:12px;font-size:1.1rem;font-weight:700;display:flex}.ta-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px;margin-bottom:24px;display:grid}.ta-card{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-lg);cursor:pointer;box-shadow:var(--shadow-sm);flex-direction:column;gap:12px;padding:16px;transition:all .25s cubic-bezier(.16,1,.3,1);display:flex;position:relative;overflow:hidden}.ta-card:hover{box-shadow:var(--shadow-md);border-color:var(--accent-primary);transform:translateY(-2px)}.ta-card-header{align-items:center;gap:12px;display:flex}.ta-avatar{border-radius:var(--radius-md);width:44px;height:44px;color:var(--accent-primary);font-family:var(--font-heading);background:linear-gradient(135deg,#eff6ff,#dbeafe);flex-shrink:0;justify-content:center;align-items:center;font-size:1.1rem;font-weight:700;display:flex}[data-theme=dark] .ta-avatar{background:linear-gradient(135deg,#1e293b,#334155)}.ta-info h3{font-family:var(--font-heading);color:var(--text-primary);font-size:1rem;font-weight:700;line-height:1.2}.ta-info p{color:var(--text-secondary);font-size:.75rem}.ta-card-progress{flex-direction:column;gap:6px;display:flex}.ta-progress-text{color:var(--text-secondary);justify-content:space-between;font-size:.75rem;font-weight:600;display:flex}.ta-badge-completed{color:#fff;border-radius:var(--radius-full);text-transform:uppercase;background:#10b981;padding:2px 8px;font-size:.65rem;font-weight:700;position:absolute;top:10px;right:10px}.view-header{align-items:center;gap:12px;margin-bottom:16px;display:flex}.btn-back{background:var(--bg-surface);border:1px solid var(--border-color);color:var(--text-primary);border-radius:var(--radius-md);cursor:pointer;align-items:center;gap:6px;padding:8px 14px;font-size:.875rem;font-weight:600;display:flex}.view-title-container h2{font-family:var(--font-heading);font-size:1.25rem;font-weight:800}.view-title-container p{color:var(--text-secondary);font-size:.8rem}.controls-bar{flex-direction:column;gap:10px;margin-bottom:20px;display:flex}.search-wrapper{width:100%;position:relative}.search-input{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-md);width:100%;font-family:var(--font-primary);color:var(--text-primary);outline:none;padding:12px 38px 12px 42px;font-size:.9rem;transition:border-color .2s}.search-input:focus{border-color:var(--accent-primary)}.search-icon{color:var(--text-muted);pointer-events:none;position:absolute;top:50%;left:14px;transform:translateY(-50%)}.btn-clear-search{background:var(--border-color);color:var(--text-secondary);cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;width:22px;height:22px;font-size:.72rem;transition:all .2s;display:flex;position:absolute;top:50%;right:12px;transform:translateY(-50%)}.btn-clear-search:hover{background:var(--text-muted);color:#fff}.global-search-results{flex-direction:column;gap:14px;margin-bottom:24px;display:flex}.global-student-card{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);flex-direction:column;gap:14px;padding:18px;transition:border-color .2s,box-shadow .2s;display:flex}.global-student-card:hover{border-color:var(--accent-primary);box-shadow:var(--shadow-md)}.global-student-header{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.global-student-info h3{font-family:var(--font-heading);color:var(--text-primary);margin-bottom:4px;font-size:1.05rem;font-weight:700}.global-student-meta{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.ta-registration-list{flex-direction:column;gap:8px;display:flex}.ta-registration-item{background:var(--bg-main);border:1px solid var(--border-color);border-radius:var(--radius-md);justify-content:space-between;align-items:center;gap:10px;padding:10px 14px;transition:all .2s;display:flex}.ta-registration-item.is-done{background:var(--success-bg);border-color:#a7f3d0}[data-theme=dark] .ta-registration-item.is-done{background:#064e3b;border-color:#047857}.ta-room-link{font-family:var(--font-heading);color:var(--accent-primary);background:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-sm);cursor:pointer;align-items:center;gap:6px;padding:4px 10px;font-size:.88rem;font-weight:700;text-decoration:none;transition:all .2s;display:inline-flex}.ta-room-link:hover{background:var(--accent-primary);color:#fff;border-color:var(--accent-primary)}.filter-pills{scrollbar-width:none;gap:8px;padding-bottom:4px;display:flex;overflow-x:auto}.filter-pill{background:var(--bg-surface);border:1px solid var(--border-color);color:var(--text-secondary);border-radius:var(--radius-full);cursor:pointer;white-space:nowrap;padding:6px 14px;font-size:.8rem;font-weight:600;transition:all .2s}.filter-pill.active{background:var(--accent-primary);color:#fff;border-color:var(--accent-primary)}.course-group-card{background:var(--course-bg);border:1px solid var(--course-border);border-radius:var(--radius-lg);margin-bottom:16px;padding:16px;transition:all .2s}.course-group-header{border-bottom:1px dashed var(--course-border);justify-content:space-between;align-items:center;margin-bottom:12px;padding-bottom:8px;display:flex}.course-badge{background:var(--course-badge);color:#fff;font-family:var(--font-heading);border-radius:var(--radius-full);align-items:center;gap:6px;padding:4px 12px;font-size:.875rem;font-weight:700;display:flex}.course-count{color:var(--text-secondary);font-size:.75rem;font-weight:600}.student-list{flex-direction:column;gap:10px;display:flex}.student-card{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;-webkit-user-select:none;user-select:none;justify-content:space-between;align-items:center;gap:12px;padding:14px 16px;transition:all .2s;display:flex}.student-card:active{transform:scale(.99)}.student-card.is-done{background:var(--success-bg);border-color:#a7f3d0}[data-theme=dark] .student-card.is-done{background:#064e3b;border-color:#047857}.student-details h4{color:var(--text-primary);margin-bottom:2px;font-size:.95rem;font-weight:600}.student-meta{color:var(--text-secondary);align-items:center;gap:10px;font-size:.78rem;display:flex}.student-id-badge{background:var(--bg-main);border-radius:var(--radius-sm);color:var(--text-primary);padding:2px 6px;font-family:monospace;font-weight:700}.sync-badge{color:#4338ca;border-radius:var(--radius-sm);background:#e0e7ff;padding:2px 6px;font-size:.68rem;font-weight:700}[data-theme=dark] .sync-badge{color:#c7d2fe;background:#3730a3}.toggle-box{border-radius:var(--radius-sm);border:2px solid var(--border-color);background:var(--bg-surface);flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;transition:all .2s;display:flex}.student-card.is-done .toggle-box{background:var(--success-color);border-color:var(--success-color);color:#fff}.modal-overlay{-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);z-index:500;opacity:0;pointer-events:none;background:#00000080;justify-content:center;align-items:center;padding:16px;transition:opacity .25s;display:flex;position:fixed;inset:0}.modal-overlay.active{opacity:1;pointer-events:auto}.modal-card{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-lg);width:100%;max-width:480px;max-height:90vh;box-shadow:var(--shadow-lg);padding:24px;transition:transform .25s;overflow-y:auto;transform:translateY(20px)}.modal-overlay.active .modal-card{transform:translateY(0)}.modal-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.modal-title{font-family:var(--font-heading);font-size:1.2rem;font-weight:700}.dropzone{border:2px dashed var(--accent-primary);border-radius:var(--radius-md);text-align:center;cursor:pointer;background:var(--accent-light);margin-bottom:16px;padding:30px 20px;transition:all .2s}.dropzone:hover{background:var(--border-color)}.toast-container{z-index:1000;pointer-events:none;flex-direction:column;gap:8px;display:flex;position:fixed;bottom:20px;left:50%;transform:translate(-50%)}.toast{background:var(--text-primary);color:var(--bg-main);border-radius:var(--radius-full);box-shadow:var(--shadow-lg);align-items:center;gap:8px;padding:10px 18px;font-size:.85rem;font-weight:600;animation:.3s cubic-bezier(.16,1,.3,1) slideUp;display:flex}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.app-footer{text-align:center;border-top:1px solid var(--border-color);color:var(--text-secondary);margin-top:40px;padding:20px 0;font-size:.85rem}.app-footer strong{color:var(--accent-primary);font-weight:700}