:root{--bg: #f3f5f7;--panel: #ffffff;--text: #1f2430;--muted: #6b7280;--accent: #1D9E75;--accent-hover: #178a64;--danger: #c44441;--border: #e5e7eb;--row-hover: #f8faf9;--row-selected: #e1f5ee;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}button{font-family:inherit}.auth-bg{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0f1318,#1d9e75);padding:24px}.card{background:var(--panel);border-radius:12px;padding:32px;width:100%;max-width:380px;box-shadow:0 10px 40px #0003}.card .brand{font-size:24px;margin:0 0 4px;color:var(--accent)}.card label{display:block;margin-top:16px;font-size:13px;color:var(--muted)}.card input{width:100%;margin-top:4px;padding:10px 12px;border:1px solid var(--border);border-radius:6px;font-size:14px}.card input:focus{outline:none;border-color:var(--accent)}.card button{width:100%;margin-top:20px;padding:11px 14px;background:var(--accent);color:#fff;border:0;border-radius:6px;font-size:14px;font-weight:600;cursor:pointer}.card button:hover{background:var(--accent-hover)}.card button:disabled{opacity:.6;cursor:not-allowed}.card .footer{margin-top:16px;text-align:center}.error{background:#fef2f2;color:#991b1b;padding:8px 12px;border-radius:6px;font-size:13px;margin-top:12px}.muted{color:var(--muted)}.small{font-size:12px}.share-resource{display:flex;align-items:center;gap:12px;padding:14px;background:#f8faf9;border-radius:8px;margin:18px 0}.share-icon{font-size:28px}.share-name{font-weight:600}.btn.big{padding:13px;font-size:15px}.app{min-height:100vh;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 24px;background:var(--panel);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}.brand-small{font-weight:700;color:var(--accent)}.user{display:flex;align-items:center;gap:12px}.layout{flex:1;display:flex;min-height:0}.tree{width:220px;background:var(--panel);border-right:1px solid var(--border);overflow-y:auto;padding:12px 0;flex-shrink:0}.tree-title{font-size:11px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;padding:4px 16px 10px}.tree-row{display:flex;align-items:center;padding:4px 8px;gap:4px}.tree-row.current{background:var(--row-selected)}.tree-expand{width:18px;height:18px;padding:0;border:0;background:transparent;color:var(--muted);cursor:pointer;font-size:11px}.tree-expand-empty{width:18px}.tree-link{flex:1;padding:4px 6px;border:0;background:transparent;text-align:left;cursor:pointer;font-size:13px;color:var(--text);border-radius:4px}.tree-link:hover{background:var(--row-hover)}.tree-icon{margin-right:6px}.main{flex:1;display:flex;flex-direction:column;min-width:0}.toolbar{display:flex;align-items:center;gap:10px;padding:12px 24px;background:var(--panel);border-bottom:1px solid var(--border);flex-wrap:wrap}.crumbs{font-size:13px}.crumbs .sep{color:var(--muted)}.actions{display:flex;gap:6px;align-items:center;margin-left:auto;flex-wrap:wrap}.btn{display:inline-block;padding:7px 14px;background:var(--accent);color:#fff;border:0;border-radius:6px;font-size:13px;font-weight:600;cursor:pointer;text-decoration:none}.btn:hover{background:var(--accent-hover)}.btn.ghost{background:transparent;color:var(--text);border:1px solid var(--border)}.btn.ghost:hover{background:#f5f7f9}.btn.ghost.danger{color:var(--danger);border-color:#f3c0bd}.btn.primary{background:var(--accent);color:#fff}.link{background:transparent;border:0;color:var(--accent);cursor:pointer;padding:4px 6px;font-size:13px;text-align:left}.link:hover{text-decoration:underline}.link.bold{font-weight:600;color:var(--text)}.link.danger{color:var(--danger)}.search{flex:1;max-width:360px;padding:7px 12px;border:1px solid var(--border);border-radius:6px;font-size:13px}.search:focus{outline:none;border-color:var(--accent)}.filelist{flex:1;padding:0;background:var(--panel);position:relative;overflow:auto}.filelist.drag-over{background:#eafaf3}.drop-overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:#1d9e751a;border:3px dashed var(--accent);margin:20px;border-radius:12px;font-weight:600;color:var(--accent);pointer-events:none;z-index:5}.files-table{width:100%;border-collapse:collapse}.files-table th{text-align:left;padding:10px 12px;font-size:12px;font-weight:600;color:var(--muted);border-bottom:1px solid var(--border)}.files-table td{padding:8px 12px;border-bottom:1px solid var(--border);font-size:14px}.files-table tbody tr:hover{background:var(--row-hover)}.files-table tr.selected td{background:var(--row-selected)}.row-actions{text-align:right;white-space:nowrap}.padded{padding:24px}.empty{padding:60px;text-align:center}.thumb-cell{width:56px;padding-right:0}.thumb{width:40px;height:40px;object-fit:cover;border-radius:4px;border:1px solid var(--border);display:block;background:#f3f5f7}.emoji{font-size:24px;line-height:40px;display:inline-block;width:40px;text-align:center}.full-center{min-height:100vh;display:flex;align-items:center;justify-content:center;font-size:14px}.modal-bg{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:var(--panel);border-radius:12px;padding:24px;width:100%;max-width:480px;box-shadow:0 20px 60px #0000004d}.modal h2{margin:0 0 16px;font-size:18px}.modal label{display:block;margin-top:12px;font-size:13px;color:var(--muted)}.modal input{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:6px;font-size:14px;margin-top:4px}.modal input.readonly{font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:12px}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}.checkbox{display:flex;align-items:center;gap:8px;cursor:pointer}.checkbox input{width:auto;margin:0}.context-menu{position:fixed;background:var(--panel);border:1px solid var(--border);border-radius:8px;box-shadow:0 8px 24px #00000026;padding:4px;z-index:200;min-width:160px}.context-menu button{display:block;width:100%;padding:8px 12px;border:0;background:transparent;text-align:left;font-size:13px;cursor:pointer;border-radius:4px;color:var(--text)}.context-menu button:hover{background:var(--row-hover)}.context-menu button.danger{color:var(--danger)}.activity{position:relative}.activity-toggle{padding:6px 12px;background:transparent;border:1px solid var(--border);border-radius:6px;cursor:pointer;font-size:13px;color:var(--text);display:flex;align-items:center;gap:6px}.activity-toggle:hover{background:var(--row-hover)}.activity-badge{background:var(--accent);color:#fff;border-radius:10px;padding:0 6px;font-size:11px;font-weight:600;min-width:18px;text-align:center}.activity-panel{position:absolute;right:0;top:calc(100% + 8px);width:320px;max-height:480px;overflow-y:auto;background:var(--panel);border:1px solid var(--border);border-radius:8px;box-shadow:0 12px 32px #0000002e;z-index:50;padding:12px}.activity-title{font-size:12px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:8px}.activity-list{list-style:none;padding:0;margin:0}.activity-item{padding:8px 4px;border-bottom:1px solid var(--border);font-size:13px;display:flex;align-items:baseline;gap:4px;flex-wrap:wrap}.activity-item:last-child{border-bottom:0}.activity-action{color:var(--text);font-weight:500}.activity-name{color:var(--muted);font-size:12px}.activity-time{color:var(--muted);font-size:11px;margin-left:auto}.toast-stack{position:fixed;bottom:24px;right:24px;display:flex;flex-direction:column;gap:8px;z-index:1000;max-width:360px}.toast{padding:12px 16px;border-radius:8px;box-shadow:0 6px 20px #0000002e;display:flex;align-items:center;gap:10px;cursor:pointer;font-size:13px}.toast-info{background:#eef2ff;color:#1e40af}.toast-success{background:#ecfdf5;color:#065f46}.toast-error{background:#fef2f2;color:#991b1b}.toast-icon{font-weight:700;font-size:14px}.lang-toggle{font-size:12px;padding:4px 8px}html[dir=rtl] .tree{border-right:0;border-left:1px solid var(--border)}html[dir=rtl] .row-actions{text-align:left}html[dir=rtl] .toast-stack{right:auto;left:24px}html[dir=rtl] .activity-panel{right:auto;left:0}html[dir=rtl] .actions{margin-left:0;margin-right:auto}html[dir=rtl] .crumbs .sep{display:inline-block;transform:scaleX(-1)}@media (max-width: 720px){.layout{flex-direction:column}.tree{width:100%;max-height:200px;border-right:0;border-bottom:1px solid var(--border)}.toolbar{padding:10px 16px}.actions{width:100%;justify-content:flex-end}.search{max-width:100%}.files-table th,.files-table td{padding:8px 10px}.hide-mobile{display:none!important}.row-actions{display:flex;flex-direction:column;gap:2px}.activity-panel{right:8px;width:calc(100vw - 16px)}.toast-stack{right:12px;bottom:12px;left:12px;max-width:none}}