:root{--navy-900: #080f1e;--navy-800: #0f1b33;--navy-700: #16243f;--navy-600: #1e2f4d;--navy-500: #2b4066;--ink-100: #eef2f8;--ink-300: #b7c2d6;--ink-500: #8494ad;--coral: #ff6b4a;--coral-dark: #e2532f;--success: #4ade80;--danger: #f87171;--radius: 10px;--radius-lg: 14px;--shadow: 0 12px 32px rgba(0, 0, 0, .45);color-scheme:dark}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--navy-900);color:var(--ink-100);font-family:Segoe UI,system-ui,-apple-system,Helvetica Neue,Arial,sans-serif;font-size:15px;line-height:1.5}h1,h2,h3{margin:0;font-weight:600;letter-spacing:-.01em}a{color:inherit;text-decoration:none}button{font:inherit}.icon{flex:0 0 auto;display:block}.app{display:flex;flex-direction:column;min-height:100%}.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:20px;padding:0 20px;height:60px;background:#0f1b33f0;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--navy-600)}.brand{display:flex;align-items:center;gap:10px;font-weight:600;font-size:17px;letter-spacing:-.02em}.brand-mark{display:grid;place-items:center;width:30px;height:30px;border-radius:8px;background:var(--navy-600);color:var(--coral)}.brand-mark .icon{margin-left:2px}.topbar nav{display:flex;gap:4px}.nav-link{display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:var(--radius);color:var(--ink-300);font-size:14px}.nav-link:hover{background:var(--navy-700);color:var(--ink-100)}.nav-link.active{background:var(--navy-600);color:var(--ink-100)}.topbar-spacer{flex:1}.topbar-user{display:flex;align-items:center;gap:10px;color:var(--ink-300);font-size:14px}.role-tag{padding:2px 8px;border-radius:999px;background:var(--navy-600);color:var(--ink-300);font-size:12px}.page{flex:1;width:100%;max-width:1280px;margin:0 auto;padding:24px 20px 60px}.page-header{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:20px}.page-header h1{font-size:22px}.page-subtitle{margin:4px 0 0;color:var(--ink-500);font-size:13px}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:9px 16px;border:1px solid transparent;border-radius:var(--radius);background:var(--navy-600);color:var(--ink-100);cursor:pointer;transition:background .15s ease,border-color .15s ease}.button:hover:not(:disabled){background:var(--navy-500)}.button:disabled{opacity:.5;cursor:not-allowed}.button-primary{background:var(--coral);color:#2a0d05;font-weight:600}.button-primary:hover:not(:disabled){background:var(--coral-dark);color:#fff}.button-ghost{background:transparent;border-color:var(--navy-600);color:var(--ink-300)}.button-ghost:hover:not(:disabled){background:var(--navy-700);color:var(--ink-100)}.button-danger{background:transparent;border-color:#f8717166;color:var(--danger)}.button-danger:hover:not(:disabled){background:#f871711f}.icon-button{display:grid;place-items:center;width:34px;height:34px;border:none;border-radius:var(--radius);background:transparent;color:var(--ink-300);cursor:pointer}.icon-button:hover{background:var(--navy-700);color:var(--ink-100)}input[type=text],input[type=password],input[type=search],input[type=number],input[type=datetime-local],select{width:100%;padding:9px 12px;border:1px solid var(--navy-600);border-radius:var(--radius);background:var(--navy-800);color:var(--ink-100)}input:focus,select:focus,button:focus-visible,a:focus-visible{outline:2px solid var(--coral);outline-offset:1px}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.field label{color:var(--ink-300);font-size:13px}.field-hint{color:var(--ink-500);font-size:12px}.checkbox{display:flex;align-items:center;gap:8px;color:var(--ink-300);font-size:14px;cursor:pointer}.search-field{position:relative;flex:1;min-width:220px;max-width:420px}.search-field .icon{position:absolute;top:50%;left:11px;transform:translateY(-50%);color:var(--ink-500)}.search-field input{padding-left:36px}.notice{display:flex;align-items:flex-start;gap:8px;margin:0 0 16px;padding:10px 12px;border-radius:var(--radius);font-size:14px}.notice-error{background:#f871711f;color:#fecaca}.notice-success{background:#4ade801f;color:#bbf7d0}.notice-info{background:var(--navy-700);color:var(--ink-300)}.empty-state{padding:60px 20px;border:1px dashed var(--navy-600);border-radius:var(--radius-lg);color:var(--ink-500);text-align:center}.empty-state strong{display:block;margin-bottom:6px;color:var(--ink-300);font-weight:600}.section-title{margin:28px 0 12px;color:var(--ink-300);font-size:14px;text-transform:uppercase;letter-spacing:.08em}.media-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:18px}.media-card{display:flex;flex-direction:column;border:1px solid var(--navy-700);border-radius:var(--radius-lg);background:var(--navy-800);overflow:hidden;cursor:pointer;transition:transform .15s ease,border-color .15s ease}.media-card:hover{transform:translateY(-2px);border-color:var(--navy-500)}.media-thumb{position:relative;aspect-ratio:16 / 9;background:var(--navy-700);display:grid;place-items:center;color:var(--navy-500);overflow:hidden}.media-thumb img{width:100%;height:100%;object-fit:cover}.media-duration{position:absolute;right:8px;bottom:8px;padding:2px 6px;border-radius:6px;background:#080f1ed9;color:var(--ink-100);font-size:12px;font-variant-numeric:tabular-nums}.media-progress{position:absolute;left:0;right:0;bottom:0;height:3px;background:#080f1e99}.media-progress span{display:block;height:100%;background:var(--coral)}.media-body{padding:12px 14px 14px}.media-title{margin:0;font-size:15px;font-weight:600;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.media-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px;color:var(--ink-500);font-size:12px}.badge{padding:2px 7px;border-radius:6px;background:var(--navy-700);color:var(--ink-300);font-size:11px}.badge-warning{background:#ff6b4a29;color:#ffb4a0}.player-page{max-width:1180px}.player-shell{border-radius:var(--radius-lg);overflow:hidden;background:#000;box-shadow:var(--shadow)}.player-shell video{display:block;width:100%;max-height:74vh;background:#000}.player-meta{display:flex;align-items:flex-start;gap:16px;flex-wrap:wrap;margin-top:18px}.player-meta h1{font-size:20px}.player-actions{display:flex;gap:8px;margin-left:auto}.detail-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;margin-top:20px;padding:16px;border:1px solid var(--navy-700);border-radius:var(--radius-lg);background:var(--navy-800)}.detail-list div{display:flex;flex-direction:column;gap:2px}.detail-list dt{color:var(--ink-500);font-size:12px}.detail-list dd{margin:0;font-size:14px}.table{width:100%;border-collapse:collapse;font-size:14px}.table th{padding:10px 12px;border-bottom:1px solid var(--navy-600);color:var(--ink-500);font-size:12px;font-weight:500;text-align:left;text-transform:uppercase;letter-spacing:.06em}.table td{padding:12px;border-bottom:1px solid var(--navy-700);vertical-align:middle}.table tr:hover td{background:var(--navy-800)}.table-actions{display:flex;gap:6px;justify-content:flex-end}.table-wrap{overflow-x:auto;border:1px solid var(--navy-700);border-radius:var(--radius-lg);background:var(--navy-800)}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:40;display:grid;place-items:center;padding:20px;background:#040810b3}.modal{width:100%;max-width:460px;border:1px solid var(--navy-600);border-radius:var(--radius-lg);background:var(--navy-800);box-shadow:var(--shadow)}.modal-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 16px 12px;border-bottom:1px solid var(--navy-700)}.modal-header h2{font-size:16px}.modal-body{padding:16px}.modal-footer{display:flex;justify-content:flex-end;gap:8px;padding:12px 16px 16px}.login-shell{display:grid;place-items:center;min-height:100%;padding:20px}.login-card{width:100%;max-width:360px;padding:28px;border:1px solid var(--navy-700);border-radius:var(--radius-lg);background:var(--navy-800);box-shadow:var(--shadow)}.login-card .brand{justify-content:center;margin-bottom:6px;font-size:20px}.login-tagline{margin:0 0 22px;color:var(--ink-500);font-size:13px;text-align:center}.upload-row{display:flex;align-items:center;gap:12px;padding:12px;border:1px solid var(--navy-700);border-radius:var(--radius);background:var(--navy-800);margin-bottom:10px}.upload-row-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.progress-bar{width:140px;height:6px;border-radius:999px;background:var(--navy-600);overflow:hidden}.progress-bar span{display:block;height:100%;background:var(--coral);transition:width .2s ease}.dropzone{display:grid;place-items:center;gap:8px;padding:34px 20px;border:1px dashed var(--navy-500);border-radius:var(--radius-lg);background:var(--navy-800);color:var(--ink-500);text-align:center}.dropzone.dragging{border-color:var(--coral);color:var(--ink-300)}.public-shell{display:flex;flex-direction:column;align-items:center;min-height:100%;padding:28px 20px 60px}.public-card{width:100%;max-width:1000px}.public-footer{margin-top:22px;color:var(--ink-500);font-size:12px;text-align:center}.loading-shell{display:grid;place-items:center;min-height:100%;color:var(--ink-500)}@media(max-width:720px){.topbar{gap:10px;padding:0 12px}.topbar nav .nav-link span{display:none}.topbar-user .username{display:none}.page{padding:18px 12px 48px}.media-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}}