:root{--bg: #f8fafc;--fg: #0f172a;--muted: #64748b;--accent: #0f766e;--accent-fg: #ffffff;--card: #ffffff;--border: #e2e8f0;--danger: #dc2626;--ok: #16a34a;--badge-ready-bg: #dcfce7;--badge-ready-fg: #166534;--badge-pending-bg: #fef9c3;--badge-pending-fg: #854d0e;color-scheme:light dark}@media(prefers-color-scheme:dark){:root{--bg: #0b1120;--fg: #e2e8f0;--muted: #94a3b8;--accent: #2dd4bf;--accent-fg: #04211d;--card: #111827;--border: #1f2937;--danger: #f87171;--ok: #4ade80;--badge-ready-bg: #052e1b;--badge-ready-fg: #4ade80;--badge-pending-bg: #3a2f05;--badge-pending-fg: #fcd34d}}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--fg);-webkit-font-smoothing:antialiased}.shell{max-width:520px;margin:0 auto;padding:20px 16px calc(24px + env(safe-area-inset-bottom));display:flex;flex-direction:column;gap:16px}.shell.wide{max-width:820px}.shell.auth{min-height:100dvh;justify-content:center}.shell.center{min-height:100dvh;align-items:center;justify-content:center}.brand{display:flex;align-items:center;gap:12px}.brand.center{justify-content:center}.brand.small{gap:8px;font-size:15px}.logo{font-size:32px}h1{font-size:22px;margin:0}h2{font-size:17px;margin:0 0 4px}.topbar{position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;background:var(--card);border-bottom:1px solid var(--border)}.topbar-right{display:flex;align-items:center;gap:10px}.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:18px;display:flex;flex-direction:column;gap:12px}label{display:flex;flex-direction:column;gap:5px;font-size:13px;color:var(--muted)}input,select{width:100%;padding:10px 12px;font-size:15px;color:var(--fg);background:var(--bg);border:1px solid var(--border);border-radius:10px}input:focus,select:focus{outline:2px solid var(--accent);outline-offset:1px}input[type=file]{padding:8px;font-size:13px}.row-form{display:flex;flex-wrap:wrap;gap:8px}.row-form input{flex:1 1 140px}.stack-form{display:flex;flex-direction:column;gap:8px}.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--border);background:var(--card);color:var(--fg);padding:10px 14px;font-size:14px;font-weight:600;border-radius:10px;cursor:pointer;white-space:nowrap}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.primary{background:var(--accent);color:var(--accent-fg);border-color:transparent}.btn.ghost{background:transparent}.btn.danger{color:var(--danger);border-color:transparent}.link{background:none;border:none;color:var(--accent);font:inherit;font-weight:600;padding:0;cursor:pointer}.list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.list-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px;border:1px solid var(--border);border-radius:10px}.video-item{display:flex;flex-direction:column;gap:10px;padding:12px;border:1px solid var(--border);border-radius:10px}.video-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.assign-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.assign-row select{flex:1 1 160px;width:auto}.badge{display:inline-block;margin-left:8px;padding:1px 8px;border-radius:999px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.3px;vertical-align:middle}.badge.ready{background:var(--badge-ready-bg);color:var(--badge-ready-fg)}.badge.pending{background:var(--badge-pending-bg);color:var(--badge-pending-fg)}.muted{color:var(--muted)}.small{font-size:13px}.error{color:var(--danger);font-size:14px;margin:0}.ok{color:var(--ok)}.hint{font-size:12px}.empty{text-align:center;padding:12px 0}.switch{margin:0;font-size:14px;color:var(--muted)}.center{text-align:center}.modal{position:fixed;top:0;right:0;bottom:0;left:0;z-index:20;background:#0009;display:flex;align-items:center;justify-content:center;padding:16px}.modal-body{width:100%;max-width:640px;max-height:90dvh;overflow:auto;background:var(--card);border-radius:14px;padding:16px;display:flex;flex-direction:column;gap:12px}.modal-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.player{width:100%;border-radius:10px;background:#000;max-height:70dvh}@media(max-width:480px){.hide-phone{display:none}}