:root{--bg: #f7f7f5;--surface: #ffffff;--text: #1c1c1a;--muted: #6b6b66;--border: #e2e2dd;--accent: #c15f3c;--accent-text: #ffffff;--error-bg: #fdecea;--error-text: #8a1c14;color-scheme:light dark}@media (prefers-color-scheme: dark){:root{--bg: #1a1a18;--surface: #242421;--text: #ececE8;--muted: #9a9a93;--border: #3a3a36;--accent: #d9774f;--accent-text: #1a1a18;--error-bg: #3b1f1c;--error-text: #f5b5ae}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.45 system-ui,-apple-system,Segoe UI,sans-serif}button,.button{font:inherit;color:inherit;background:var(--surface);border:1px solid var(--border);border-radius:6px;padding:6px 12px;cursor:pointer;text-decoration:none;display:inline-block}button:hover,.button:hover{border-color:var(--muted)}button.primary,.button.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-text)}button:disabled{opacity:.6;cursor:default}input,textarea{font:inherit;color:inherit;background:var(--surface);border:1px solid var(--border);border-radius:6px;padding:6px 10px;width:100%}.layout{display:grid;grid-template-columns:260px 1fr;grid-template-rows:auto 1fr;grid-template-areas:"header header" "aside main";min-height:100vh}header{grid-area:header;display:flex;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid var(--border);background:var(--surface)}header h1{font-size:18px;margin:0 8px 0 0;white-space:nowrap;display:flex;align-items:center;gap:8px}header h1 img{width:28px;height:28px}header input[type=search]{max-width:360px;margin-right:auto}header form{margin:0}.user{color:var(--muted);font-size:13px}aside{grid-area:aside;padding:16px;border-right:1px solid var(--border)}.tree{list-style:none;margin:0;padding-left:14px}aside>.tree{padding-left:0}.folder{display:flex;justify-content:space-between;width:100%;border:none;background:none;text-align:left;padding:5px 8px}.folder.active{background:var(--border);font-weight:600}.count{color:var(--muted);font-size:13px}.folder-actions{display:flex;flex-wrap:wrap;gap:6px;margin:16px 0 8px}.folder-actions button{font-size:13px;padding:4px 8px}main{grid-area:main;padding:16px 24px;min-width:0}main h2{margin-top:0}.muted{color:var(--muted);font-size:13px}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.card{background:var(--surface);border:1px solid var(--border);border-radius:8px;overflow:hidden;display:flex;flex-direction:column}.card img,.placeholder{width:100%;aspect-ratio:16 / 9;object-fit:cover;background:var(--border);border-bottom:1px solid var(--border)}.placeholder{display:grid;place-items:center;color:var(--muted)}.card .body{padding:12px;display:flex;flex-direction:column;gap:4px;flex:1}.card h3{margin:0;font-size:16px}.card p{margin:0}.actions{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto;padding-top:8px}.actions.end{justify-content:flex-end}.error{background:var(--error-bg);color:var(--error-text);padding:8px 12px;border-radius:6px;margin-bottom:12px}.backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;display:grid;place-items:center;padding:16px;overflow:auto}.modal{background:var(--surface);border-radius:10px;padding:20px;width:min(520px,100%);display:flex;flex-direction:column;gap:12px}.modal h2{margin:0}.modal label{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--muted)}label.check{flex-direction:row;align-items:center;gap:6px;font-size:13px}label.check input{width:auto}aside .check{display:flex;margin-top:8px;color:var(--muted)}@media (max-width: 720px){.layout{grid-template-columns:1fr;grid-template-areas:"header" "aside" "main"}aside{border-right:none;border-bottom:1px solid var(--border)}header{flex-wrap:wrap}main{padding:16px}}