:root{--bg-primary:#1a1b23;--bg-secondary:#20212a;--bg-tertiary:#282a36;--bg-hover:#323442;--bg-input:#1e1f29;--text-primary:#f8f8f2;--text-secondary:#b8b8c8;--text-muted:#6e6e8e;--accent:#bd93f9;--accent-bg:#bd93f926;--accent-hover:#d6acff;--border:#3a3c4e;--border-light:#44475a;--error:#f55;--error-bg:#ff555526;--success:#50fa7b;--success-bg:#50fa7b26;--warning:#ffb86c;--warning-bg:#ffb86c26;--shadow-sm:0 1px 2px #0000004d;--shadow-md:0 4px 8px #0006;--shadow-lg:0 8px 24px #00000080;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--radius-xl:16px;--transition-fast:.15s ease;--transition-normal:.25s ease;--sidebar-width:280px;--header-height:56px;--storage-bar-height:48px;--bg:var(--bg-primary);--text:var(--text-secondary);--text-h:var(--text-primary);--code-bg:var(--bg-tertiary);--accent-border:var(--accent);--social-bg:var(--bg-tertiary);--shadow:var(--shadow-md);--sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;--heading:var(--sans);--mono:ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;font:14px/1.5 var(--sans);letter-spacing:.18px;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;color:var(--text-primary);background:var(--bg-primary);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0}#root{border:none;width:100%;max-width:100%;min-height:100vh}h1,h2,h3,h4,h5,h6{font-family:var(--heading);color:var(--text-primary);margin:0;font-weight:600}h1{font-size:28px}h2{font-size:22px}h3{font-size:18px}h4{font-size:16px}p{margin:0 0 8px}code{font-family:var(--mono);background:var(--code-bg);border-radius:var(--radius-sm);color:var(--accent);padding:2px 6px;font-size:13px}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button{font-family:inherit}input,textarea,select{font-family:inherit;font-size:inherit}img,video{max-width:100%;height:auto}.header{height:var(--header-height);background:var(--bg-secondary);border-bottom:1px solid var(--border);z-index:101;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:0 20px;display:flex;position:sticky;top:0}.header-left{flex:1;align-items:center;gap:12px;min-width:0;display:flex}.header-center{flex:1;justify-content:center;align-items:center;display:flex}.header-center:empty{display:none}.header-right{flex-shrink:0;align-items:center;gap:12px;display:flex}.header-btn{background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;justify-content:center;align-items:center;gap:6px;padding:8px 12px;font-size:13px;font-weight:500;display:inline-flex}.header-btn:hover:not(:disabled){background:var(--bg-hover);color:var(--text-primary);border-color:var(--border-light)}.header-btn:disabled{opacity:.5;cursor:not-allowed}.header-btn.primary{background:var(--accent);color:var(--bg-primary);border-color:var(--accent)}.header-btn.primary:hover:not(:disabled){background:var(--accent-hover);border-color:var(--accent-hover)}.header-btn.ghost{color:var(--text-muted);background:0 0;border-color:#0000}.header-btn.ghost:hover:not(:disabled){background:var(--bg-tertiary);color:var(--text-secondary);border-color:#0000}.header-btn.upload-btn{cursor:pointer}.breadcrumb{flex:1;overflow:hidden}.breadcrumb-list{align-items:center;gap:4px;margin:0;padding:0;list-style:none;display:flex;overflow-x:auto}.breadcrumb-item{white-space:nowrap;align-items:center;display:flex}.breadcrumb-separator{color:var(--text-muted);margin:0 4px;font-size:12px}.breadcrumb-link{color:var(--text-secondary);cursor:pointer;border-radius:var(--radius-sm);transition:all var(--transition-fast);white-space:nowrap;text-overflow:ellipsis;background:0 0;border:none;max-width:150px;padding:4px 8px;font-size:13px;overflow:hidden}.breadcrumb-link:hover{background:var(--bg-tertiary);color:var(--text-primary)}.breadcrumb-item:first-child .breadcrumb-link{color:var(--accent)}.selection-info{background:var(--accent-bg);border:1px solid var(--accent);border-radius:var(--radius-md);color:var(--accent);align-items:center;gap:12px;padding:6px 12px;font-size:13px;font-weight:500;display:flex}.header-actions{align-items:center;gap:8px;display:flex}.view-mode-toggle{background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-md);padding:2px;display:flex}.view-mode-btn{border-radius:var(--radius-sm);width:36px;height:36px;color:var(--text-muted);cursor:pointer;transition:all var(--transition-fast);background:0 0;border:none;justify-content:center;align-items:center;display:flex}.view-mode-btn:hover{background:var(--bg-hover);color:var(--text-secondary)}.view-mode-btn.active{background:var(--bg-primary);color:var(--accent);box-shadow:var(--shadow-sm)}@media (width<=640px){.header{height:auto;min-height:var(--header-height);padding:8px 12px}.header-left{order:1}.header-center{order:3;justify-content:flex-start;width:100%}.header-right{order:2}.breadcrumb{max-width:200px}.breadcrumb-link{max-width:100px}.header-btn span{display:none}.header-btn{padding:8px}}.header-btn.icon-only{padding:8px}.breadcrumb-current{text-overflow:ellipsis;white-space:nowrap;max-width:220px;color:var(--text-primary);padding:4px 8px;font-size:13px;font-weight:600;display:inline-block;overflow:hidden}.header-btn.danger.ghost{color:var(--error);background:0 0;border-color:#0000}.header-btn.danger.ghost:hover:not(:disabled){background:var(--error-bg);color:var(--error);border-color:#0000}.selection-info .header-btn{font-size:12px}@media (width<=640px){.breadcrumb{display:none}.header{height:auto;min-height:var(--header-height);padding:8px 16px}.breadcrumb-current{max-width:120px}.header-center{flex-basis:100%;order:3}.selection-info{justify-content:space-between;width:100%}}.sidebar-backdrop{z-index:99;background:#00000080;transition:left .3s;display:none;position:fixed;inset:0 0 0 280px}.sidebar-backdrop:not([hidden]){display:block}@media (width<=768px){.sidebar-backdrop{left:300px}}.sidebar{background:var(--bg-secondary);border-right:1px solid var(--border);z-index:100;flex-direction:column;width:280px;max-width:100%;transition:transform .3s;display:flex;position:fixed;top:0;bottom:0;left:0;overflow:hidden auto;transform:translate(-100%)}.sidebar.open{transform:translate(0)}.sidebar-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:16px;display:flex}.sidebar-title{color:var(--text-primary);margin:0;font-size:18px;font-weight:600}.sidebar-close-btn{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:8px;padding:8px;transition:background .2s;display:none}.sidebar-close-btn:hover{background:var(--bg-tertiary)}@media (width<=768px){.sidebar-close-btn{display:flex}}.sidebar-nav{flex:1;max-width:100%;padding:12px;overflow:hidden auto}.nav-section{margin:0 0 16px;padding:0;list-style:none}.nav-item{margin-bottom:4px}.nav-btn{width:100%;max-width:100%;color:var(--text-secondary);cursor:pointer;text-align:left;box-sizing:border-box;background:0 0;border:none;border-radius:8px;align-items:center;gap:12px;padding:10px 12px;font-size:14px;transition:all .2s;display:flex}.nav-btn:hover{background:var(--bg-tertiary);color:var(--text-primary)}.nav-btn.active{background:var(--accent-bg);color:var(--accent)}.nav-icon{flex-shrink:0;display:flex}.nav-label{white-space:nowrap;text-overflow:ellipsis;flex:1;overflow:hidden}.nav-divider{background:var(--border);height:1px;margin:12px 0}.nav-section-header{justify-content:space-between;align-items:center;padding:0 4px 8px;display:flex}.nav-section-title{text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);font-size:12px;font-weight:600}.add-folder-btn{color:var(--accent);cursor:pointer;background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;padding:4px;transition:background .2s;display:flex}.add-folder-btn:hover{background:var(--accent-bg)}.folder-list{margin:0;padding:0;list-style:none}.folder-tree-item{position:relative}.folder-row{border-radius:6px;align-items:center;gap:8px;min-width:0;padding:6px 8px;transition:background .2s;display:flex;position:relative}.folder-row:hover{background:var(--bg-tertiary)}.expand-btn{width:24px;height:24px;color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;transition:all .2s;display:flex}.expand-btn:hover{background:var(--bg-tertiary);color:var(--text-primary)}.folder-btn{min-width:0;color:var(--text-secondary);cursor:pointer;text-align:left;background:0 0;border:none;border-radius:6px;flex:1;align-items:center;gap:8px;padding:6px 8px;font-size:13px;transition:all .2s;display:flex;overflow:hidden}.folder-btn:hover{background:var(--bg-tertiary);color:var(--text-primary)}.folder-btn.selected{background:var(--accent-bg);color:var(--accent)}.folder-icon{color:var(--accent);flex-shrink:0;display:flex}.folder-name{white-space:nowrap;text-overflow:ellipsis;flex:1;overflow:hidden}.demo-badge{background:var(--bg-tertiary);color:var(--text-muted);text-transform:uppercase;border-radius:4px;flex-shrink:0;padding:2px 6px;font-size:10px}.folder-actions{z-index:3;background:var(--bg-secondary);border:1px solid var(--border);box-shadow:var(--shadow-sm);opacity:0;pointer-events:none;border-radius:6px;gap:4px;padding:2px;transition:opacity .2s;display:flex;position:absolute;top:50%;right:6px;transform:translateY(-50%)}.folder-row:hover .folder-actions,.folder-row:focus-within .folder-actions{opacity:1;pointer-events:auto}.action-btn{width:28px;height:28px;color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;transition:all .2s;display:flex}.action-btn:hover{background:var(--bg-tertiary);color:var(--text-primary)}.action-btn.danger:hover{background:var(--error-bg);color:var(--error)}.rename-input{background:var(--bg-tertiary);border:1px solid var(--accent);color:var(--text-primary);border-radius:4px;outline:none;flex:1;padding:4px 8px;font-size:13px}.new-folder-input-wrapper{background:var(--bg-tertiary);border:1px dashed var(--border);border-radius:6px;margin-top:4px;padding:8px}.new-folder-input{background:var(--bg-primary);border:1px solid var(--border);width:100%;color:var(--text-primary);border-radius:4px;outline:none;margin-bottom:8px;padding:8px 10px;font-size:13px}.new-folder-input:focus{border-color:var(--accent)}.new-folder-actions{justify-content:flex-end;gap:8px;display:flex}.empty-folders{text-align:center;color:var(--text-muted);padding:20px 12px;font-size:13px}.empty-folders p{margin:0 0 12px}.sidebar-footer{border-top:1px solid var(--border);padding:12px}@media (width<=768px){.sidebar{width:300px;max-width:85vw}.sidebar-backdrop{display:block}}.sidebar-brand{align-items:center;gap:10px;min-width:0;display:flex}.brand-mark{background:var(--accent-bg);border-radius:var(--radius-md);width:36px;height:36px;color:var(--accent);flex-shrink:0;justify-content:center;align-items:center;display:flex}.sidebar-subtitle{color:var(--text-muted);margin:0;font-size:11px}.sidebar-title{font-size:17px;line-height:1.2}.nav-badge{background:var(--bg-tertiary);color:var(--text-muted);font-variant-numeric:tabular-nums;border-radius:999px;margin-left:auto;padding:1px 8px;font-size:11px}.nav-btn.active .nav-badge{background:var(--accent-bg);color:var(--accent)}.expand-spacer{flex-shrink:0;width:24px}.folder-children{margin:0;padding:0;list-style:none}.folder-actions{flex-shrink:0}.folder-row:focus-within .folder-actions{opacity:1}.rename-wrapper{flex:1;align-items:center;gap:4px;min-width:0;display:flex}.inline-action{background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-sm);width:26px;height:26px;color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);flex-shrink:0;justify-content:center;align-items:center;display:flex}.inline-action:hover{color:var(--text-primary);border-color:var(--border-light)}.inline-action.confirm{color:var(--success)}.root-folder-form{margin-bottom:10px}.sidebar-footer{flex-direction:column;gap:10px;display:flex}.sidebar-storage{background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-md);flex-direction:column;gap:6px;padding:10px 12px;display:flex}.sidebar-storage-label{color:var(--text-muted);align-items:center;gap:6px;font-size:11px;display:flex}.sidebar-storage-track{background:var(--bg-input);border-radius:2px;height:4px;overflow:hidden}.sidebar-storage-fill{background:linear-gradient(90deg, var(--accent), var(--success));height:100%;transition:width var(--transition-normal);border-radius:2px}.sidebar-privacy{color:var(--text-muted);align-items:center;gap:6px;margin:0;padding:0 4px;font-size:10.5px;line-height:1.4;display:flex}.sidebar-privacy svg{color:var(--success);flex-shrink:0}.settings-btn{width:100%}@media (hover:none){.folder-actions{opacity:1;pointer-events:auto}}.file-card{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-lg);transition:all var(--transition-fast);cursor:pointer;position:relative}.file-card:hover{border-color:var(--border-light);box-shadow:var(--shadow-md);transform:translateY(-2px)}.file-card.selected{border-color:var(--accent);background:var(--accent-bg);box-shadow:0 0 0 2px var(--accent-bg), var(--shadow-md)}.file-card.demo{opacity:.7}.grid-item{flex-direction:column;display:flex;overflow:visible}.card-thumbnail{aspect-ratio:1;background:var(--bg-tertiary);border-radius:calc(var(--radius-lg) - 1px) calc(var(--radius-lg) - 1px) 0 0;justify-content:center;align-items:center;display:flex;position:relative;overflow:hidden}.card-thumbnail img,.card-thumbnail video{object-fit:cover;width:100%;height:100%}.play-overlay{color:#fff;opacity:.9;filter:drop-shadow(0 2px 8px #00000080);pointer-events:none;justify-content:center;align-items:center;display:flex;position:absolute}.file-type-icon{color:var(--text-muted);justify-content:center;align-items:center;display:flex}.file-type-icon svg{opacity:.5}.selection-overlay{z-index:10;background:#bd93f933;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.check-mark{background:var(--accent);width:32px;height:32px;color:var(--bg-primary);box-shadow:var(--shadow-md);border-radius:50%;justify-content:center;align-items:center;font-size:18px;font-weight:700;display:flex}.card-info{flex-direction:column;gap:4px;min-height:60px;padding:12px;display:flex}.card-name-row{align-items:center;gap:6px;min-width:0;display:flex}.card-name{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;margin:0;font-size:13px;font-weight:500;overflow:hidden}.card-meta{color:var(--text-muted);justify-content:space-between;font-size:11px;display:flex}.card-size,.card-date{white-space:nowrap}.list-item{grid-template-columns:3fr 1fr 1fr 1.5fr 1fr;align-items:center;gap:12px;padding:8px 12px;display:grid}.list-item:hover{background:var(--bg-hover)}.list-item.selected{background:var(--accent-bg)}.list-cell{align-items:center;display:flex}.list-cell.name{min-width:0}.file-info{align-items:center;gap:10px;width:100%;min-width:0;display:flex}.file-icon-small{background:var(--bg-tertiary);border-radius:var(--radius-md);width:36px;height:36px;color:var(--accent);flex-shrink:0;justify-content:center;align-items:center;display:flex}.file-icon-small svg{opacity:.8}.file-details{flex-direction:column;gap:2px;min-width:0;display:flex}.file-name{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;font-size:13px;font-weight:500;overflow:hidden}.demo-badge{background:var(--bg-tertiary);color:var(--text-muted);border-radius:var(--radius-sm);text-transform:uppercase;width:fit-content;padding:1px 5px;font-size:9px}.file-type-badge{color:var(--text-secondary);text-transform:capitalize;font-size:11px}.file-size{color:var(--text-secondary);font-variant-numeric:tabular-nums;font-size:12px}.file-date{color:var(--text-muted);font-size:12px}.file-actions-menu{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);z-index:20;min-width:160px;margin-top:4px;padding:4px;animation:.15s fadeIn;position:absolute;top:100%;right:8px}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.menu-item{border-radius:var(--radius-sm);width:100%;color:var(--text-secondary);cursor:pointer;text-align:left;transition:all var(--transition-fast);background:0 0;border:none;align-items:center;gap:10px;padding:8px 12px;font-size:13px;display:flex}.menu-item:hover:not(:disabled){background:var(--bg-tertiary);color:var(--text-primary)}.menu-item:disabled{opacity:.4;cursor:not-allowed}.menu-item.danger:hover{background:var(--error-bg);color:var(--error)}@media (width<=640px){.grid-item{min-width:140px}.list-item{grid-template-columns:2fr 1fr 1fr 1fr 1fr}.file-name{font-size:12px}}.card-menu-btn{z-index:15;border-radius:var(--radius-md);width:30px;height:30px;color:var(--text-primary);cursor:pointer;opacity:0;transition:all var(--transition-fast);background:#1a1b23b8;border:1px solid #ffffff2e;justify-content:center;align-items:center;padding:0;display:flex;position:absolute;top:8px;right:8px}.card-menu-btn:hover{background:var(--bg-hover);border-color:var(--border-light)}.file-card:hover .card-menu-btn,.file-card:focus-within .card-menu-btn,.card-menu-btn[aria-expanded=true]{opacity:1}.list-menu-btn{opacity:1;color:var(--text-muted);background:0 0;border-color:#0000;position:static}.list-menu-btn:hover{background:var(--bg-tertiary);color:var(--text-primary)}.select-toggle{z-index:15;width:24px;height:24px;color:var(--bg-primary);cursor:pointer;opacity:0;transition:all var(--transition-fast);background:#1a1b23b8;border:1px solid #fff6;border-radius:50%;justify-content:center;align-items:center;padding:0;font-size:13px;font-weight:700;display:flex;position:absolute;top:8px;left:8px}.card-thumbnail:hover .select-toggle,.file-card:focus-within .select-toggle,.select-toggle.checked{opacity:1}.select-toggle.checked{background:var(--accent);border-color:var(--accent)}.grid-item .file-actions-menu{top:44px;right:8px}.list-item .file-actions-menu{top:calc(100% + 4px);right:0}.file-type-image{color:var(--accent)}.file-type-video{color:var(--info,#8be9fd)}.file-type-document{color:var(--warning)}@media (hover:none){.card-menu-btn,.select-toggle{opacity:1}}.file-grid{gap:12px;display:grid}.file-grid.grid-view{grid-auto-rows:auto}.file-grid.list-view{grid-template-columns:1fr}.list-header{background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-md);text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);grid-template-columns:3fr 1fr 1fr 1.5fr 1fr;gap:12px;padding:8px 12px;font-size:11px;font-weight:600;display:grid}.list-col{align-items:center;display:flex}.list-col.actions{justify-content:flex-end}.file-grid.list-view .list-cell.actions{justify-content:flex-end;position:relative}.folder-grid{grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:12px;display:grid}.folder-card{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-fast);align-items:center;gap:14px;padding:16px;display:flex;position:relative}.folder-card:hover{border-color:var(--border-light);background:var(--bg-tertiary);box-shadow:var(--shadow-md);transform:translateY(-2px)}.folder-card-icon{background:var(--accent-bg);border-radius:var(--radius-md);width:52px;height:52px;color:var(--accent);flex-shrink:0;justify-content:center;align-items:center;display:flex}.folder-card-body{flex:1;min-width:0}.folder-card-name{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;margin:0 0 2px;font-size:14px;font-weight:600;overflow:hidden}.folder-card-meta{color:var(--text-muted);margin:0;font-size:12px}.folder-card-actions{opacity:0;transition:opacity var(--transition-fast);gap:2px;display:flex}.folder-card:hover .folder-card-actions,.folder-card:focus-within .folder-card-actions{opacity:1}.folder-action{border-radius:var(--radius-sm);width:30px;height:30px;color:var(--text-muted);cursor:pointer;transition:all var(--transition-fast);background:0 0;border:none;justify-content:center;align-items:center;display:flex}.folder-action:hover{background:var(--bg-hover);color:var(--text-primary)}.folder-action.danger:hover{background:var(--error-bg);color:var(--error)}.folder-demo-badge{position:absolute;top:8px;right:8px}@media (width<=640px){.folder-grid{grid-template-columns:1fr}.folder-card-actions{opacity:1}}.storage-text{color:var(--text-muted);white-space:nowrap;font-size:12px}@media (width<=640px){.storage-progress{width:120px}.storage-details{gap:12px}.storage-details span:last-child{display:none}}.upload-area{background:var(--bg-tertiary);border:2px dashed var(--border);border-radius:var(--radius-md);min-width:120px;color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);outline:none;justify-content:center;align-items:center;padding:10px 16px;display:flex}.upload-area:hover:not(.drag-active){background:var(--bg-hover);border-color:var(--accent);color:var(--accent)}.upload-area:focus-visible{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-bg)}.upload-area.drag-active{background:var(--accent-bg);border-color:var(--accent);color:var(--accent);border-style:solid;transform:scale(1.02)}.upload-content{flex-direction:column;align-items:center;gap:4px;display:flex}.upload-text{font-size:13px;font-weight:500}.upload-hint{color:var(--text-muted);font-size:11px}@media (width<=640px){.upload-area{min-width:100px;padding:8px 12px}.upload-text{font-size:12px}.upload-hint{display:none}}.modal-overlay{z-index:1000;background:#000000b3;justify-content:center;align-items:center;padding:24px;animation:.2s fadeIn;display:flex;position:fixed;inset:0}.modal{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);width:100%;max-width:420px;max-height:90vh;animation:.2s slideUp;overflow:hidden}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.modal-sm{max-width:360px}.modal-lg{max-width:90vw;max-height:90vh}.modal-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:16px 20px;display:flex}.modal-header h2{color:var(--text-primary);margin:0;font-size:16px;font-weight:600}.modal-close{border-radius:var(--radius-md);width:36px;height:36px;color:var(--text-muted);cursor:pointer;transition:all var(--transition-fast);background:0 0;border:none;justify-content:center;align-items:center;display:flex}.modal-close:hover{background:var(--bg-tertiary);color:var(--text-primary)}.modal-body{padding:20px}.modal-description{color:var(--text-secondary);margin:0 0 12px;font-size:13px}.modal-input{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);width:100%;color:var(--text-primary);transition:all var(--transition-fast);outline:none;padding:10px 12px;font-size:14px}.modal-input:focus{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-bg)}.modal-input:disabled{opacity:.6;cursor:not-allowed}.modal-error{color:var(--error);margin:8px 0 0;font-size:12px}.modal-footer{border-top:1px solid var(--border);justify-content:flex-end;gap:8px;padding:16px 20px;display:flex}.spinner-sm{border:2px solid #0000;border-top-color:currentColor;border-radius:50%;width:14px;height:14px;margin-right:6px;animation:.8s linear infinite spin;display:inline-block}.preview-modal .modal-body{padding:0;overflow:hidden}.preview-content{background:var(--bg-primary);justify-content:center;align-items:center;min-height:400px;max-height:70vh;display:flex}.preview-image{object-fit:contain;max-width:100%;max-height:70vh}.preview-video{width:auto;max-width:100%;height:auto;max-height:70vh}.preview-loading,.preview-error{min-height:300px;color:var(--text-secondary);flex-direction:column;justify-content:center;align-items:center;gap:16px;display:flex}.preview-error{color:var(--error)}.preview-actions{align-items:center;gap:8px;display:flex}@media (width<=640px){.modal-overlay{align-items:flex-end;padding:12px}.modal{border-radius:var(--radius-lg) var(--radius-lg) 0 0;max-width:100%;max-height:85vh;animation:.3s slideUpMobile}@keyframes slideUpMobile{0%{opacity:0;transform:translateY(100%)}to{opacity:1;transform:translateY(0)}}.modal-lg{max-height:90vh}}.preview-modal{width:fit-content;min-width:min(560px,92vw);position:relative}.preview-modal .modal-header h2{text-overflow:ellipsis;white-space:nowrap;max-width:55vw;overflow:hidden}.preview-content{min-width:min(560px,92vw);min-height:300px;padding:0}.preview-nav{z-index:5;border:1px solid var(--border-light);width:42px;height:42px;color:var(--text-primary);cursor:pointer;transition:all var(--transition-fast);box-shadow:var(--shadow-md);background:#1a1b23d1;border-radius:50%;justify-content:center;align-items:center;padding:0;display:flex;position:absolute;top:50%;transform:translateY(-50%)}.preview-nav:hover{background:var(--bg-hover);border-color:var(--accent);color:var(--accent)}.preview-nav.prev{left:12px}.preview-nav.next{right:12px}.preview-unsupported{text-align:center;min-height:280px;color:var(--text-secondary);flex-direction:column;justify-content:center;align-items:center;gap:14px;padding:24px;display:flex}.preview-unsupported p{max-width:320px;margin:0}.settings-modal{max-width:560px}.settings-body{flex-direction:column;gap:20px;max-height:65vh;display:flex;overflow-y:auto}.settings-section-title{text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);align-items:center;gap:8px;margin:0 0 10px;font-size:12px;font-weight:600;display:flex}.settings-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;display:grid}.settings-stat{background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-md);flex-direction:column;gap:2px;padding:10px 12px;display:flex}.settings-stat-label{color:var(--text-muted);align-items:center;gap:5px;font-size:11px;display:flex}.settings-stat-value{color:var(--text-primary);font-variant-numeric:tabular-nums;font-size:15px;font-weight:600}.settings-note{color:var(--text-muted);align-items:flex-start;gap:8px;margin:12px 0 0;font-size:12px;line-height:1.45;display:flex}.settings-note svg{color:var(--success);flex-shrink:0;margin-top:2px}.settings-danger{border-top:1px solid var(--border);padding-top:16px}.settings-danger-text{color:var(--text-secondary);margin:0 0 12px;font-size:12px;line-height:1.5}.settings-confirm-text{color:var(--warning);margin:0 0 10px;font-size:12px;font-weight:600}.settings-danger-actions{justify-content:flex-end;gap:8px;display:flex}@media (width<=480px){.settings-grid{grid-template-columns:1fr}}.gallery-overlay{z-index:2000;touch-action:none;background:#000000f2;flex-direction:column;animation:.2s fadeIn;display:flex;position:fixed;inset:0}.gallery-overlay *{-webkit-user-select:none;user-select:none}.gallery-container{flex-direction:column;width:100%;max-width:none;height:100%;display:flex}.gallery-header{z-index:10;background:linear-gradient(#000000b3,#0000);justify-content:space-between;align-items:center;padding:16px 20px;transition:opacity .3s,transform .3s;display:flex;position:fixed;top:0;left:0;right:0}.gallery-header.hidden{opacity:0;pointer-events:none;transform:translateY(-100%)}.gallery-header h2{color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;max-width:50vw;margin:0;font-size:16px;font-weight:500;overflow:hidden}.gallery-header-actions{align-items:center;gap:8px;display:flex}.gallery-btn{border:1px solid var(--border-light);width:44px;height:44px;color:var(--text-primary);cursor:pointer;transition:all var(--transition-fast);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#1a1b23d9;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.gallery-btn:hover{background:var(--bg-hover);border-color:var(--accent);color:var(--accent);transform:scale(1.05)}.gallery-btn:active{transform:scale(.95)}.gallery-close{border-color:var(--error);color:var(--error);background:#f553}.gallery-close:hover{background:var(--error);color:#fff;border-color:var(--error)}.gallery-content{touch-action:none;flex:1;justify-content:center;align-items:center;display:flex;position:relative;overflow:hidden}.gallery-content.unsupported-content{background:0 0}.gallery-loading{color:var(--text-secondary);flex-direction:column;justify-content:center;align-items:center;gap:16px;display:flex}.loading-spinner-large{border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;width:48px;height:48px;animation:.8s linear infinite spin}.gallery-error{text-align:center;color:var(--error);flex-direction:column;justify-content:center;align-items:center;gap:16px;max-width:400px;padding:24px;display:flex}.unsupported-content{text-align:center;color:var(--text-secondary);flex-direction:column;justify-content:center;align-items:center;gap:20px;padding:24px;display:flex}.unsupported-content p{max-width:360px;margin:0;font-size:15px;line-height:1.5}.gallery-image-wrapper{transform-origin:50%;justify-content:center;align-items:center;width:100%;height:100%;display:flex;position:relative}.gallery-image{object-fit:contain;max-width:100%;max-height:100%;display:block}.gallery-video-wrapper{background:#000;justify-content:center;align-items:center;width:100%;height:100%;display:flex}.gallery-video{outline:none;width:auto;max-width:100%;height:auto;max-height:100%}.gallery-nav{z-index:20;border:1px solid var(--border-light);width:56px;height:56px;color:var(--text-primary);cursor:pointer;transition:all var(--transition-fast);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);opacity:0;pointer-events:none;background:#1a1b23b3;border-radius:50%;justify-content:center;align-items:center;padding:0;display:flex;position:absolute;top:50%;transform:translateY(-50%)}.gallery-nav.visible{opacity:.7;pointer-events:auto}.gallery-nav:hover,.gallery-nav.visible:hover{opacity:1;background:var(--bg-hover);border-color:var(--accent);color:var(--accent);transform:translateY(-50%)scale(1.1)}.gallery-nav.prev{left:16px}.gallery-nav.next{right:16px}.gallery-counter{z-index:10;border:1px solid var(--border-light);color:var(--text-secondary);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);white-space:nowrap;background:#1a1b23b3;border-radius:999px;padding:8px 16px;font-size:13px;transition:opacity .3s,transform .3s;position:absolute;bottom:24px;left:50%;transform:translate(-50%)}.gallery-counter.hidden{opacity:0;pointer-events:none;transform:translate(-50%)translateY(20px)}.gallery-counter.visible{opacity:.8}.gallery-video::-webkit-media-controls-fullscreen-button{display:block!important}@media (width<=640px){.gallery-header{background:linear-gradient(#000000d9,#0000);padding:12px 16px}.gallery-btn{width:40px;height:40px}.gallery-nav{width:44px;height:44px}.gallery-nav.prev{left:8px}.gallery-nav.next{right:8px}.gallery-counter{padding:6px 12px;font-size:12px;bottom:16px}}.gallery-image-wrapper:active{cursor:grabbing}.gallery-image-wrapper[style*="scale(1)"],.gallery-image-wrapper[style*="scale(1)"]:not([style*=rotate]){cursor:zoom-in}@media (prefers-reduced-motion:reduce){.gallery-overlay,.gallery-header,.gallery-nav,.gallery-counter{transition:none;animation:none}}@media (prefers-contrast:high){.gallery-btn,.gallery-nav{border-width:2px}}.error-toast{background:var(--bg-secondary);border:1px solid var(--error);border-left:4px solid var(--error);border-radius:var(--radius-md);min-width:300px;max-width:420px;box-shadow:var(--shadow-lg);z-index:1100;justify-content:space-between;align-items:center;gap:12px;padding:14px 16px;animation:.3s slideInRight;display:flex;position:fixed;bottom:24px;right:24px}@keyframes slideInRight{0%{opacity:0;transform:translate(100%)}to{opacity:1;transform:translate(0)}}.toast-content{flex:1;align-items:flex-start;gap:10px;display:flex}.toast-content>:first-child{color:var(--error);flex-shrink:0;margin-top:2px}.toast-message{color:var(--text-primary);font-size:13px;line-height:1.4}.toast-close{border-radius:var(--radius-sm);width:28px;height:28px;color:var(--text-muted);cursor:pointer;transition:all var(--transition-fast);background:0 0;border:none;flex-shrink:0;justify-content:center;align-items:center;display:flex}.toast-close:hover{background:var(--bg-tertiary);color:var(--text-primary)}@media (width<=480px){.error-toast{min-width:auto;max-width:none;bottom:12px;left:12px;right:12px}}:root{--bg-primary:#1a1b23;--bg-secondary:#20212a;--bg-tertiary:#282a36;--bg-hover:#323442;--bg-input:#1e1f29;--text-primary:#f8f8f2;--text-secondary:#b8b8c8;--text-muted:#6e6e8e;--accent:#bd93f9;--accent-bg:#bd93f926;--accent-hover:#d6acff;--border:#3a3c4e;--border-light:#44475a;--error:#f55;--error-bg:#ff555526;--success:#50fa7b;--success-bg:#50fa7b26;--warning:#ffb86c;--warning-bg:#ffb86c26;--shadow-sm:0 1px 2px #0000004d;--shadow-md:0 4px 8px #0006;--shadow-lg:0 8px 24px #00000080;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--radius-xl:16px;--transition-fast:.15s ease;--transition-normal:.25s ease;--sidebar-width:280px;--header-height:56px;--storage-bar-height:48px}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.5}.app{flex-direction:column;height:100%;min-height:100vh;display:flex}.app.loading{color:var(--text-secondary);flex-direction:column;justify-content:center;align-items:center;gap:16px;display:flex}.loading-spinner{border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;width:40px;height:40px;animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.main-content{transition:margin-left var(--transition-normal);flex-direction:column;flex:1;min-height:100vh;margin-left:0;display:flex}@media (width>=769px){.main-content.sidebar-open{margin-left:var(--sidebar-width)}}.main-area{flex:1;padding:24px;overflow-y:auto}.content-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:20px;display:flex}.file-count{color:var(--text-muted);font-size:14px}.content-actions{gap:8px;display:flex}.empty-state{text-align:center;color:var(--text-muted);background:var(--bg-secondary);border-radius:var(--radius-lg);border:1px dashed var(--border);flex-direction:column;justify-content:center;align-items:center;padding:60px 24px;display:flex}.empty-icon{opacity:.5;margin-bottom:16px;font-size:48px}.empty-state h3{color:var(--text-secondary);margin:0 0 8px}.empty-state p{max-width:300px;margin:0 0 20px}.btn{border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;border:none;justify-content:center;align-items:center;gap:8px;padding:8px 16px;font-size:13px;font-weight:500;display:inline-flex}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-sm{padding:6px 12px;font-size:12px}.btn-primary{background:var(--accent);color:var(--bg-primary)}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-secondary);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background:var(--bg-hover);color:var(--text-primary)}.btn-danger{background:var(--error);color:#fff}.btn-danger:hover:not(:disabled){background:#f33}.btn-ghost{color:var(--text-secondary);background:0 0}.btn-ghost:hover:not(:disabled){background:var(--bg-tertiary);color:var(--text-primary)}.upload-progress-bar{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-md);margin-bottom:16px;padding:12px 16px}.upload-progress-item{align-items:center;gap:12px;padding:8px 0;display:flex}.upload-progress-item:not(:last-child){border-bottom:1px solid var(--border)}.upload-filename{white-space:nowrap;text-overflow:ellipsis;color:var(--text-secondary);flex:1;font-size:13px;overflow:hidden}.upload-progress-track{background:var(--bg-input);border-radius:3px;flex:2;height:6px;overflow:hidden}.upload-progress-fill{background:var(--accent);height:100%;transition:width var(--transition-fast);border-radius:3px}.upload-status{color:var(--text-muted);text-align:right;min-width:50px;font-size:12px}.upload-status.error{color:var(--error)}.storage-bar{background:var(--bg-secondary);border-top:1px solid var(--border);padding:8px 24px}.storage-info{justify-content:space-between;align-items:center;max-width:1400px;margin:0 auto;display:flex}.storage-usage{align-items:center;gap:12px;display:flex}.storage-progress{background:var(--bg-input);border-radius:3px;width:200px;height:6px;overflow:hidden}.storage-progress-fill{background:linear-gradient(90deg, var(--accent), var(--success));height:100%;transition:width var(--transition-normal);border-radius:3px}.storage-text{color:var(--text-muted);font-size:12px}.storage-details{color:var(--text-muted);gap:24px;font-size:12px;display:flex}@media (width<=640px){.storage-progress{width:120px}.storage-details{display:none}}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--border-light)}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}::selection{background:var(--accent-bg);color:var(--text-primary)}.content-heading{min-width:200px}.content-title{color:var(--text-primary);margin:0;font-size:22px;font-weight:600}.content-subtitle{color:var(--text-muted);margin:2px 0 0;font-size:12px}.content-actions{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:8px;display:flex}.search-field{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);min-width:210px;height:34px;transition:border-color var(--transition-fast), box-shadow var(--transition-fast);align-items:center;gap:8px;padding:0 10px;display:flex}.search-field:focus-within{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-bg)}.search-icon{color:var(--text-muted);flex-shrink:0}.search-input{min-width:0;height:100%;color:var(--text-primary);background:0 0;border:none;outline:none;flex:1;font-size:13px}.search-input::placeholder{color:var(--text-muted)}.search-input::-webkit-search-cancel-button{display:none}.search-input::-webkit-search-decoration{display:none}.search-clear{width:22px;height:22px;color:var(--text-muted);cursor:pointer;transition:all var(--transition-fast);background:0 0;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;padding:0;display:flex}.search-clear:hover{background:var(--bg-hover);color:var(--text-primary)}.select-input{background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-md);max-width:180px;height:34px;color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);padding:0 10px;font-size:12px}.select-input:hover{color:var(--text-primary);border-color:var(--border-light)}.grid-size-toggle{background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-md);padding:2px;display:flex}.grid-size-btn{border-radius:var(--radius-sm);width:28px;height:28px;color:var(--text-muted);cursor:pointer;transition:all var(--transition-fast);background:0 0;border:none;justify-content:center;align-items:center;padding:0;font-size:11px;font-weight:700;display:flex}.grid-size-btn:hover{color:var(--text-secondary);background:var(--bg-hover)}.grid-size-btn.active{background:var(--bg-primary);color:var(--accent);box-shadow:var(--shadow-sm)}.select-all-btn{height:34px}.section-title{text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);margin:0 0 10px;font-size:12px;font-weight:600}.folders-section{margin-bottom:24px}.files-section{margin-bottom:8px}.empty-actions{flex-wrap:wrap;justify-content:center;align-items:center;gap:12px;display:flex}.empty-actions .upload-area{min-height:48px}.upload-progress-fill.error{background:var(--error)}.drop-overlay{z-index:500;border:2px dashed var(--accent);border-radius:var(--radius-xl);color:var(--accent);pointer-events:none;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#1a1b23eb;flex-direction:column;justify-content:center;align-items:center;gap:10px;display:flex;position:fixed;inset:16px}.drop-overlay strong{color:var(--text-primary);font-size:18px}.drop-overlay span{color:var(--text-secondary);font-size:13px}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (width<=900px){.content-header{align-items:flex-start}.content-actions{justify-content:flex-start;width:100%}.search-field{flex:1;min-width:180px}}@media (width<=640px){.main-area{padding:16px}.content-title{font-size:19px}.select-input{max-width:150px}.select-all-btn{display:none}.empty-state{padding:40px 16px}}