:root{--bg: #f6f7f9;--surface: #fff;--text: #1b1f24;--muted: #5b6470;--border: #d8dee6;--primary: #0b63ce;--primary-hover: #084ea5;--secondary: #eef3f8;--secondary-hover: #e3ebf5;--shadow: 0 1px 2px rgba(0,0,0,.04),0 8px 24px rgba(0,0,0,.06);color-scheme:light dark}@media (prefers-color-scheme: dark){:root{--bg: #0f1318;--surface: #151b22;--text: #e6edf3;--muted: #9aa4af;--border: #2d3742;--primary: #2f81f7;--primary-hover: #5aa0ff;--secondary: #202833;--secondary-hover: #293240;--shadow: none}}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.5}.wrap{max-width:1200px;margin:0 auto;padding:24px}header{position:sticky;top:0;z-index:100;background:var(--bg);padding-bottom:16px;margin-bottom:24px;border-bottom:1px solid var(--border)}h1{margin:0 0 8px;font-size:2rem;line-height:1.1}.meta{color:var(--muted);margin:0}.panel{background:var(--surface);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);padding:16px}.btn{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;border-radius:10px;padding:8px 12px;font-size:.95rem;font-weight:600;border:1px solid var(--border);transition:all .15s ease}.btn_primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn_primary:hover{background:var(--primary-hover);border-color:var(--primary-hover)}.btn_secondary{background:var(--secondary);color:var(--text)}.btn_secondary:hover{background:var(--secondary-hover)}.btn_small{padding:6px 10px;font-size:.88rem}.btn_icon{width:38px;height:38px;padding:0 !important;font-size:1.2rem !important;flex-shrink:0}.legend{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:26px;padding:12px;background:var(--secondary);border-radius:10px;font-size:.85rem;color:var(--muted)}.legend_item{display:flex;align-items:center;gap:6px}.legend_item span{font-size:1.1rem}#treeSearch{width:100%;padding:14px 18px;border-radius:12px;border:1px solid var(--border);background:var(--surface);color:var(--text);font-size:1rem;outline:none;box-shadow:var(--shadow)}#treeSearch:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(47,129,247,.2)}details.folder{margin-left:20px;border-left:1px solid var(--border)}details.folder summary{list-style:none;cursor:pointer;padding:4px 0;display:block;transition:background .2s ease}details.folder summary::-webkit-details-marker{display:none}details.folder summary:hover{background:var(--secondary-hover)}details.folder summary::before{content:"▸";display:inline-block;width:1rem;margin-left:-15px;color:var(--muted);transition:transform .15s ease}details.folder[open]>summary::before{transform:rotate(90deg)}.summary_row{display:flex;justify-content:space-between;align-items:center;width:100%}.summary_label{display:flex;align-items:center;gap:8px;font-weight:600;color:var(--text);min-width:0;overflow:hidden;text-overflow:ellipsis}.file_row{display:grid;grid-template-columns:minmax(0, 1fr) auto;gap:12px 16px;align-items:center;padding:10px 0 10px 4px;border-bottom:1px solid var(--border)}.file_row:last-child{border-bottom:0}.file_row:hover{background:var(--secondary);border-radius:8px}.file_name::before{content:"📄";margin-right:8px;opacity:.6;display:inline-block}.file_meta{display:flex;gap:12px;flex-wrap:wrap;color:var(--muted);font-size:.95rem;margin-top:4px}.folder_actions,.file_actions{display:flex;gap:8px;width:84px;justify-content:flex-end}.empty_state{text-align:center;padding:40px;color:var(--muted);font-style:italic}@media (max-width: 760px){.wrap{padding:14px}.panel{padding:12px}.file_row{grid-template-columns:1fr}.file_actions{justify-content:flex-start}}