:root{--bg:#f4f7f8;--card:#fff;--text:#1d2b33;--muted:#5b6b73;--line:#d7e0e4;--accent:#3f6f7a;--accent-2:#c45c26;--ok:#2f7d4a;--warn:#b7791f;--bad:#b42318;--radius:14px;color:var(--text);background:var(--bg);font-family:-apple-system,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{background:var(--bg);margin:0}a{color:var(--accent);text-decoration:none}.layout{max-width:1100px;margin:0 auto;padding:16px 16px 80px}.nav{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:18px;padding:12px 14px;display:flex}.nav .brand{margin-right:auto;font-weight:700}.nav a,.nav button.link{color:var(--text);cursor:pointer;font:inherit;background:0 0;border:1px solid #0000;border-radius:999px;padding:8px 12px}.nav a.active,.nav a:hover{background:#e8f1f3}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:12px;padding:16px}.row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.muted{color:var(--muted);font-size:13px}h1{margin:0 0 12px;font-size:22px}h2{margin:0 0 10px;font-size:18px}.badge{color:var(--accent);background:#e8f1f3;border-radius:999px;padding:2px 8px;font-size:12px;display:inline-block}.badge.ready{color:var(--ok);background:#e7f6ec}.badge.draft{color:var(--muted);background:#f3f4f6}.badge.published{color:var(--warn);background:#fff4e5}.badge.success{color:var(--ok);background:#e7f6ec}.badge.failed{color:var(--bad);background:#fdecea}.badge.pending,.badge.scheduled,.badge.uploading,.badge.processing{color:#3730a3;background:#eef2ff}button,.btn{appearance:none;background:var(--accent);color:#fff;cursor:pointer;font:inherit;border:none;border-radius:10px;padding:10px 14px}button.secondary,.btn.secondary{color:var(--text);background:#e8f1f3}button.danger{background:var(--bad)}button:disabled{opacity:.55;cursor:not-allowed}textarea,input,select{border:1px solid var(--line);width:100%;font:inherit;background:#fff;border-radius:10px;padding:10px 12px}label{color:var(--muted);margin:8px 0 4px;font-size:13px;display:block}.grid{gap:12px;display:grid}@media (width>=800px){.grid.cols-2{grid-template-columns:1fr 1fr}}.list-item{display:block}.list-item:hover{border-color:var(--accent)}.video-preview{aspect-ratio:9/16;object-fit:contain;background:#000;border-radius:12px;width:100%;max-width:320px}.pack-actions{gap:10px;display:grid}.pack-actions button{width:100%;padding:14px;font-size:16px}.toast{color:#fff;z-index:50;background:#1d2b33;border-radius:999px;padding:10px 16px;font-size:14px;position:fixed;bottom:24px;left:50%;transform:translate(-50%)}.tabs{flex-wrap:wrap;gap:6px;margin-bottom:10px;display:flex}.tabs button{color:var(--text);background:#e8f1f3}.tabs button.on{background:var(--accent);color:#fff}.empty{text-align:center;color:var(--muted);padding:28px}