:root{--bg: #ffffff;--bg-muted: #f9fafb;--surface: #ffffff;--border: #e5e7eb;--text: #111827;--text-muted: #6b7280;--primary: #4f46e5;--primary-hover: #4338ca;--danger: #dc2626;--success: #16a34a;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--text);background:var(--bg)}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}a{color:inherit}button{font-family:inherit}.app-shell{display:grid;grid-template-columns:240px 1fr;min-height:100vh}.sidebar{background:#0f172a;color:#e2e8f0;padding:16px 12px;display:flex;flex-direction:column;gap:16px}.sidebar-logo{display:flex;align-items:center;gap:10px;padding:8px 6px 16px;border-bottom:1px solid #1e293b}.sidebar-logo-icon{width:32px;height:32px;border-radius:8px;background:var(--primary);display:flex;align-items:center;justify-content:center;color:#fff}.sidebar-logo-text{font-weight:700;font-size:14px}.sidebar-logo-sub{font-size:11px;color:#94a3b8}.sidebar-nav{display:flex;flex-direction:column;gap:4px}.nav-section-title{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:#64748b;margin:12px 8px 4px}.nav-item{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:6px;font-size:13px;color:#cbd5e1;text-decoration:none}.nav-item:hover{background:#1e293b;color:#fff}.nav-item.active{background:var(--primary);color:#fff}.admin-main{background:var(--bg-muted);display:flex;flex-direction:column}.admin-header{height:56px;background:var(--surface);border-bottom:1px solid var(--border);padding:0 24px;display:flex;align-items:center;justify-content:space-between}.admin-content{flex:1;padding:24px;overflow-y:auto}.page{max-width:1200px;margin:0 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var(--border);border-radius:999px;padding:4px 12px 4px 4px;cursor:pointer;color:var(--text);font:inherit}.user-menu-trigger:hover{background:var(--bg-muted)}.user-avatar{width:28px;height:28px;border-radius:50%;background:#1f2937;color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:600}.user-name{font-size:13px;font-weight:500}.user-menu-pop{position:absolute;right:0;top:calc(100% + 8px);min-width:220px;background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:6px;box-shadow:0 10px 30px #0f172a1a;z-index:40}.user-menu-head{padding:10px 12px 8px;border-bottom:1px solid var(--border);margin-bottom:6px}.user-menu-item{display:flex;align-items:center;gap:10px;width:100%;background:transparent;border:none;padding:8px 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16px}.auth-card{width:100%;max-width:400px;padding:28px}.auth-brand{display:flex;align-items:center;gap:10px;margin-bottom:20px}.auth-brand-icon{width:36px;height:36px;border-radius:8px;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center}.auth-title{font-size:22px;font-weight:700;margin:0 0 4px}.auth-subtitle{color:var(--text-muted);font-size:13px;margin:0 0 20px}.auth-submit{margin-top:16px;width:100%;justify-content:center}.auth-meta{margin-top:14px;font-size:13px;text-align:center;color:var(--text-muted);display:flex;gap:6px;justify-content:center}.auth-meta a{color:var(--primary);text-decoration:none}.form-label{display:block;font-size:13px;font-weight:500;margin:12px 0 4px;color:var(--text)}.form-control{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:6px;font-size:14px;font-family:inherit;outline:none;background:var(--surface)}.form-control:focus{border-color:var(--primary);box-shadow:0 0 0 3px #4f46e526}.form-error{margin-top:12px;padding:8px 10px;border-radius:6px;background:#fef2f2;color:var(--danger);font-size:13px}.form-success{margin-top:12px;padding:8px 10px;border-radius:6px;background:#f0fdf4;color:var(--success);font-size:13px}.form-group{margin-bottom:12px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.empty-state{padding:48px 24px;text-align:center;color:var(--text-muted)}.empty-state-icon{width:56px;height:56px;border-radius:50%;background:var(--bg-muted);display:inline-flex;align-items:center;justify-content:center;color:var(--text-muted);margin-bottom:12px}.empty-state-title{color:var(--text);font-weight:600;font-size:15px;margin:0 0 4px}.empty-state-body{font-size:13px;margin:0 0 16px}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:16px}.stat-label{color:var(--text-muted);font-size:12px;text-transform:uppercase;letter-spacing:.05em}.stat-value{font-size:28px;font-weight:700;margin-top:4px}.stat-foot{color:var(--text-muted);font-size:12px;margin-top:4px}.hero{text-align:center;padding:64px 16px;background:linear-gradient(180deg,#eef2ff 0%,transparent 100%);border-radius:16px;margin-bottom:32px}.hero h1{font-size:40px;font-weight:800;margin:0 0 12px;letter-spacing:-.02em}.hero p{font-size:17px;color:var(--text-muted);max-width:560px;margin:0 auto 24px}.hero-cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:10px 16px;text-align:left;border-bottom:1px solid var(--border);font-size:13px}.table 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var(--border);display:flex;align-items:center;justify-content:space-between}.modal-title{font-weight:600}.modal-close{background:transparent;border:none;cursor:pointer;color:var(--text-muted);padding:4px}.modal-body{padding:16px;overflow-y:auto}.modal-footer{padding:12px 16px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:8px}.media-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:16px}.media-tile{background:var(--bg);border:1px solid var(--border);border-radius:8px;overflow:hidden;display:flex;flex-direction:column}.media-thumb{position:relative;aspect-ratio:1 / 1;background:var(--bg-muted);display:flex;align-items:center;justify-content:center}.media-thumb img{width:100%;height:100%;object-fit:cover;display:block}.media-thumb-fallback{color:var(--text-muted)}.media-actions{position:absolute;top:6px;right:6px;display:flex;gap:4px;opacity:0;transition:opacity .15s}.media-tile:hover .media-actions{opacity:1}.media-actions 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#0f172a0f}.timeline-play{width:40px;height:40px;border-radius:50%;background:#e0e7ff;color:#4338ca;display:flex;align-items:center;justify-content:center;flex-shrink:0}.timeline-body{flex:1;min-width:0}.subject-tag{display:inline-block;background:#22c55e;color:#fff;font-size:11px;font-weight:700;letter-spacing:.04em;padding:2px 8px;border-radius:4px;text-transform:uppercase;margin-bottom:4px}.timeline-title{font-size:16px;font-weight:700}.timeline-sub{color:var(--text-muted);font-size:13px;margin-top:2px}.prose{font-size:15px;line-height:1.6;color:var(--text)}.prose h2{font-size:20px;font-weight:700;margin:0 0 12px}.prose h3{font-size:16px;font-weight:600;margin:18px 0 8px}.prose p{margin:0 0 12px}.prose ul,.prose ol{margin:0 0 12px;padding-left:20px}.prose li{margin-bottom:4px}.prose strong{font-weight:600}.prose em{font-style:italic;color:var(--text)}.content-pager{display:flex;justify-content:space-between;gap:12px;margin-top:24px}.table-wrapper{overflow-x:auto}.table-controls{display:flex;align-items:center;gap:12px;flex:1}.search-box{display:flex;align-items:center;gap:6px;padding:5px 10px;background:var(--bg-muted);border:1px solid var(--border);border-radius:6px}.search-box input{border:none;background:transparent;outline:none;font-size:13px;font-family:inherit;min-width:200px}.table-actions{display:flex;gap:4px;justify-content:flex-end}.btn-icon-edit{color:var(--primary)}.btn-icon-edit:hover{background:#eef2ff;color:var(--primary);border-color:#c7d2fe}.badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.03em}.badge-success{background:#dcfce7;color:#166534}.badge-danger{background:#fee2e2;color:#991b1b}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.form-grid-full{grid-column:1 / -1}