@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap";:root{--bg-body: #0b1120;--bg-sidebar: #080e1a;--bg-card: #111827;--bg-card-hover: #1a2540;--bg-card-inner: #141e2e;--bg-input: #111827;--bg-badge: #1a2436;--border: #1e2d42;--border-hover: #2e4468;--accent: #3b82f6;--accent-hover: #2563eb;--accent-fg: #ffffff;--accent-subtle: rgba(59,130,246,.12);--text-primary: #e8edf5;--text-secondary: #8b99b5;--text-muted: #4f6280;--text-bright: #ffffff;--radius-sm: 8px;--radius-md: 12px;--sidebar-width: 260px;--topbar-height: 60px;--shadow-card: 0 1px 3px rgba(0,0,0,.4), 0 1px 2px rgba(0,0,0,.3);--shadow-elevated:0 8px 24px rgba(0,0,0,.5)}.light-theme{--bg-body: #f0f4f9;--bg-sidebar: #ffffff;--bg-card: #ffffff;--bg-card-hover: #eef3fb;--bg-card-inner: #f8fafc;--bg-input: #f1f5f9;--bg-badge: #eef2f8;--border: #dde5f0;--border-hover: #b3c4de;--accent: #3b82f6;--accent-hover: #2563eb;--accent-fg: #ffffff;--accent-subtle: rgba(59,130,246,.08);--text-primary: #0f1929;--text-secondary: #4a6080;--text-muted: #7a94b0;--text-bright: #0f1929;--shadow-card: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);--shadow-elevated:0 8px 24px rgba(0,0,0,.12)}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{font-family:Inter,sans-serif;background:var(--bg-body);color:var(--text-primary);line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow:hidden}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-hover);border-radius:10px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.app-layout{display:flex;height:100vh}.sidebar{width:var(--sidebar-width);background:var(--bg-sidebar);border-right:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0;overflow:hidden;transition:transform .3s cubic-bezier(.4,0,.2,1);z-index:40}.sidebar-scroll{flex:1;overflow-y:auto;overflow-x:hidden}.sidebar-logo{display:flex;align-items:center;gap:10px;padding:20px 16px 16px;flex-shrink:0}.sidebar-logo .logo-icon{width:30px;height:30px;background:var(--accent);border-radius:7px;display:flex;align-items:center;justify-content:center;color:var(--accent-fg);flex-shrink:0}.sidebar-logo span{font-size:14px;font-weight:700;color:var(--text-bright);letter-spacing:-.02em}.sidebar-nav{padding:8px 12px}.sidebar-section-title{padding:16px 16px 6px;font-size:10px;text-transform:uppercase;letter-spacing:.08em;font-weight:700;color:var(--text-muted);display:flex;align-items:center;justify-content:space-between}.sidebar-action-btn{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:2px;border-radius:4px;display:flex;align-items:center;justify-content:center;transition:all .15s}.sidebar-action-btn:hover{color:var(--text-primary);background:var(--bg-card-hover)}.sidebar-nav-item{display:flex;align-items:center;gap:10px;padding:8px 10px;margin-bottom:2px;border-radius:var(--radius-sm);cursor:pointer;font-size:13px;font-weight:500;color:var(--text-secondary);border:none;background:transparent;width:100%;text-align:left;transition:background .15s,color .15s}.sidebar-nav-item:hover{background:var(--bg-card-hover);color:var(--text-primary)}.sidebar-nav-item.active{background:var(--accent-subtle);color:var(--text-primary);font-weight:600}.sidebar-nav-item.active svg{color:var(--accent)}.sidebar-nav-count{font-size:11px;font-weight:500;opacity:.7;background:var(--bg-badge);padding:1px 6px;border-radius:10px;flex-shrink:0}.folder-item{gap:4px;padding-left:calc(12px + var(--folder-depth, 0) * 18px)!important;position:relative;border-left:2px solid transparent}.folder-item.active{border-left-color:var(--accent)}.folder-item:not([data-depth="0"]){padding-top:7px;padding-bottom:7px;font-size:12px;color:var(--text-muted)}.folder-item:not([data-depth="0"]):hover,.folder-item:not([data-depth="0"]).active{color:var(--text-primary)}.folder-tree-line{position:absolute;top:0;bottom:0;width:1px;background:var(--border-hover);opacity:.5;pointer-events:none}.folder-chevron{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:2px;border-radius:3px;display:flex;align-items:center;justify-content:center;flex-shrink:0;width:18px;height:18px}.folder-chevron:hover{background:var(--bg-card-hover);color:var(--text-primary)}.folder-chevron-gap{width:18px;flex-shrink:0}.folder-icon{flex-shrink:0;color:var(--text-muted);transition:color .15s}.folder-item:hover .folder-icon,.folder-item.active .folder-icon{color:var(--text-primary)}.folder-item .folder-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding-right:4px}.sidebar-nav-item.drag-over{background:var(--bg-card-hover)}.folder-actions{display:flex;gap:2px;flex-shrink:0;z-index:10}.sidebar-nav-item .folder-actions{opacity:0;transition:opacity .15s}.sidebar-nav-item:hover .folder-actions{opacity:1}.pinned-actions{display:none;flex-shrink:0}.sidebar-nav-item:hover .pinned-actions{display:flex}.sidebar-nav-item:hover .pinned-actions+.sidebar-nav-count{display:none}.folder-menu-trigger{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:4px;border-radius:4px;display:flex;align-items:center;justify-content:center}.folder-menu-trigger:hover{color:var(--text-primary);background:var(--bg-card-hover)}.folder-menu-dropdown{position:absolute;right:0;top:100%;margin-top:4px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:0 4px 12px #0000004d;width:160px;display:flex;flex-direction:column;padding:4px;z-index:999;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.folder-menu-dropdown button{background:none;border:none;color:var(--text-secondary);padding:8px 12px;border-radius:var(--radius-sm);cursor:pointer;font-size:13px;display:flex;align-items:center;gap:8px;text-align:left}.folder-menu-dropdown button:hover{background:var(--bg-card-hover);color:var(--text-primary)}.topbar{height:var(--topbar-height);padding:0 24px;display:flex;align-items:center;gap:12px;background:var(--bg-sidebar);border-bottom:1px solid var(--border);z-index:30;position:sticky;top:0;flex-shrink:0}.topbar-search{flex:1;max-width:440px;position:relative}.topbar-search input{width:100%;padding:8px 16px 8px 38px;background:var(--bg-input);border:1px solid var(--border);border-radius:10px;color:var(--text-primary);font-size:13px;outline:none;transition:border-color .2s,background .2s}.topbar-search input::placeholder{color:var(--text-muted)}.topbar-search input:focus{border-color:var(--accent);background:var(--bg-card)}.topbar-search svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text-muted);pointer-events:none}.topbar-right{margin-left:auto;display:flex;gap:8px;align-items:center}.sync-indicator{display:flex;align-items:center;gap:5px;padding:3px 10px;background:var(--bg-card);border:1px solid var(--border);border-radius:20px;color:var(--text-secondary);font-size:11px;font-weight:500}.sync-indicator.syncing{border-color:var(--accent);color:var(--accent)}.sync-indicator.error{border-color:#ef4444;color:#ef4444}.topbar-btn{background:transparent;border:1px solid var(--border);color:var(--text-secondary);padding:7px 14px;border-radius:8px;cursor:pointer;font-size:13px;font-weight:500;display:flex;align-items:center;gap:6px;transition:all .15s;white-space:nowrap}.topbar-btn:hover{background:var(--bg-card-hover);color:var(--text-primary);border-color:var(--border-hover)}.topbar-btn.accent{background:var(--accent);border-color:var(--accent);color:var(--accent-fg)}.topbar-btn.accent:hover{background:var(--accent-hover);border-color:var(--accent-hover)}.auth-user-v2{display:flex;align-items:center;gap:8px;cursor:pointer;padding:4px 10px 4px 4px;border-radius:20px;border:1px solid var(--border);transition:all .15s}.auth-user-v2:hover{background:var(--bg-card-hover);border-color:var(--border-hover)}.auth-avatar-v2{width:28px;height:28px;background:var(--accent);color:var(--accent-fg);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;flex-shrink:0}.auth-name-v2{font-size:13px;font-weight:500;color:var(--text-secondary)}.export-menu{position:absolute;right:0;top:calc(100% + 6px);background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow-elevated);width:220px;padding:4px;z-index:200}.export-menu-item{display:flex;align-items:center;gap:8px;width:100%;padding:8px 12px;background:none;border:none;color:var(--text-secondary);cursor:pointer;border-radius:6px;font-size:13px;text-align:left;transition:all .15s}.export-menu-item:hover{background:var(--bg-card-hover);color:var(--text-primary)}.main-area{flex:1;display:flex;flex-direction:column;overflow:hidden;background:var(--bg-body)}.main-scroll{flex:1;overflow-y:auto;padding:28px 28px 48px}.section-heading{display:flex;align-items:center;margin-bottom:20px;gap:10px;flex-wrap:wrap}.section-heading h2{font-size:18px;font-weight:600;letter-spacing:-.02em;color:var(--text-primary)}.section-dot{width:5px;height:5px;background:var(--accent);border-radius:50%;flex-shrink:0}.section-count{background:var(--bg-badge);padding:2px 8px;border-radius:10px;font-size:12px;font-weight:500;color:var(--text-muted);border:1px solid var(--border)}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px}.data-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);padding:16px 14px 12px;display:flex;flex-direction:column;align-items:center;cursor:pointer;transition:transform .15s,box-shadow .15s,border-color .15s,background .15s;position:relative;box-shadow:var(--shadow-card)}.data-card:hover{background:var(--bg-card-hover);border-color:var(--border-hover);transform:translateY(-2px);box-shadow:var(--shadow-elevated)}.data-card.selected{border-color:var(--accent);background:var(--accent-subtle)}.card-selection-overlay{position:absolute;top:8px;left:8px;opacity:0;transition:opacity .15s;z-index:2}.data-card:hover .card-selection-overlay,.data-card.selected .card-selection-overlay{opacity:1}.custom-checkbox{width:18px;height:18px;border-radius:5px;border:1.5px solid var(--border-hover);background:var(--bg-card);display:flex;align-items:center;justify-content:center;transition:all .15s;cursor:pointer}.custom-checkbox.checked{background:var(--accent);border-color:var(--accent);color:var(--accent-fg)}.card-avatar{margin-bottom:12px}.card-title{color:var(--text-primary);font-weight:600;font-size:13px;margin-bottom:3px;text-align:center;width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.card-subtitle{color:var(--text-muted);font-size:11px;text-align:center;width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-bottom:12px}.card-actions{display:flex;justify-content:center;gap:4px;width:100%;padding-top:10px;border-top:1px solid var(--border);margin-top:auto}.card-action-btn{background:transparent;border:none;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;gap:4px;font-size:11px;font-weight:500;padding:4px 6px;border-radius:5px;transition:color .15s,background .15s}.card-action-btn:hover{color:var(--text-primary);background:var(--bg-card-hover)}.card-action-btn svg{width:14px;height:14px;flex-shrink:0}.view-toggle{display:flex;align-items:center;gap:2px;background:var(--bg-badge);border:1px solid var(--border);border-radius:8px;padding:3px}.view-toggle-btn{background:none;border:none;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;padding:4px 7px;border-radius:5px;transition:all .15s}.view-toggle-btn:hover{color:var(--text-primary)}.view-toggle-btn.active{background:var(--bg-card-hover);color:var(--text-primary)}.bookmark-list{display:flex;flex-direction:column;border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden}.list-row{display:flex;align-items:center;gap:10px;padding:0 12px;height:44px;border-bottom:1px solid var(--border);cursor:pointer;transition:background .15s;position:relative}.list-row:last-child{border-bottom:none}.list-row:hover,.list-row.selected{background:var(--bg-card-hover)}.list-row-check{flex-shrink:0;display:flex;align-items:center;justify-content:center;width:20px;cursor:pointer}.list-row-favicon{width:16px;height:16px;object-fit:contain;flex-shrink:0}.list-row-title{font-size:13px;font-weight:500;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0}.list-row-host{font-size:12px;color:var(--text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;width:160px;flex-shrink:0}.list-row-category{background:var(--bg-badge);border:1px solid var(--border);color:var(--text-muted);font-size:11px;padding:2px 8px;border-radius:10px;cursor:pointer;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:140px;flex-shrink:0;transition:all .15s}.list-row-category:hover{background:var(--bg-card-hover);color:var(--text-primary);border-color:var(--border-hover)}.list-row-actions{display:flex;align-items:center;gap:2px;flex-shrink:0;opacity:0;transition:opacity .15s}.list-row:hover .list-row-actions{opacity:1}@media (max-width: 640px){.list-row-host,.list-row-category{display:none}}.downloads-list{display:flex;flex-direction:column;gap:8px}.download-row{display:flex;align-items:center;gap:16px;padding:12px 20px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);transition:all .2s}.download-row:hover{border-color:var(--border-hover)}.download-num{font-size:12px;font-weight:600;color:var(--text-muted);width:24px}.download-input{background:transparent;border:none;color:var(--text-primary);font-size:14px;outline:none;flex:1}.download-input.title-input{font-weight:500;flex:1}.download-input.url-input{color:var(--text-muted);flex:2;font-size:13px}.download-remove{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:4px;border-radius:4px}.download-remove:hover{color:#ef4444;background:#ef44441a}.download-actions{display:flex;padding:16px 0}.mobile-menu-btn,.mobile-close-btn{display:none}@media (max-width: 768px){.sidebar{position:fixed;z-index:100;left:0;top:0;bottom:0;transform:translate(-100%);box-shadow:0 0 40px #00000080}.sidebar.mobile-open{transform:translate(0)}.mobile-menu-btn{display:block;background:none;border:none;color:var(--text-primary);margin-right:16px;cursor:pointer}.topbar{padding:0 20px}.topbar-search{display:none}}.animate-spin{animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:120px 0;color:var(--text-muted);gap:16px}.empty-state svg{color:var(--border-hover);width:48px;height:48px}.detail-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000c;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:99;opacity:0;pointer-events:none;transition:opacity .3s}.detail-overlay.open{opacity:1;pointer-events:auto}.bookmark-modal{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);width:90%;max-width:440px;z-index:100;box-shadow:0 20px 40px #0006;padding:32px}.bm-modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.bm-modal-header h2{font-size:20px;font-weight:700;color:var(--text-bright);letter-spacing:-.02em}.detail-close{background:transparent;border:none;color:var(--text-muted);cursor:pointer;padding:4px;border-radius:4px}.detail-close:hover{color:var(--text-primary);background:var(--bg-input)}.bm-import-section{background:var(--bg-input);padding:20px;border-radius:var(--radius-sm);margin-bottom:24px;border:1px solid var(--border)}.bm-import-section h3{font-size:14px;font-weight:600;margin-bottom:6px;color:var(--text-primary)}.bm-import-section p{font-size:12px;color:var(--text-muted);margin-bottom:16px;line-height:1.5}.bm-import-btn,.bm-add-btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:12px;border-radius:var(--radius-sm);font-size:13px;font-weight:600;cursor:pointer;transition:all .2s}.bm-import-btn{background:transparent;border:1px solid var(--border);color:var(--text-primary)}.bm-import-btn:hover{background:var(--bg-card-hover);border-color:var(--border-hover)}.bm-add-btn{background:var(--accent);border:1px solid var(--accent);color:var(--accent-fg);margin-top:12px}.bm-add-btn:hover{background:var(--accent-hover);border-color:var(--accent-hover)}.bm-divider{display:flex;align-items:center;margin:24px 0;gap:12px}.bm-divider:before,.bm-divider:after{content:"";flex:1;height:1px;background:var(--border)}.bm-divider span{font-size:10px;text-transform:uppercase;letter-spacing:.05em;font-weight:700;color:var(--text-muted)}.bm-field{margin-bottom:16px}.bm-field label{display:block;font-size:12px;font-weight:600;color:var(--text-muted);margin-bottom:8px;text-transform:uppercase;letter-spacing:.03em}.bm-field input{width:100%;padding:12px 16px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:14px;outline:none;transition:all .2s}.bm-field input:focus{border-color:var(--accent);background:var(--bg-card)}.bm-starred-row{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:500;color:var(--text-secondary);cursor:pointer;margin-bottom:4px}.bm-starred-row input[type=checkbox]{width:15px;height:15px;accent-color:var(--accent);cursor:pointer}.bm-modal-actions{display:flex;gap:8px;margin-top:20px}.bm-tabs{display:flex;gap:4px;padding:4px;background:var(--bg-input);border-radius:var(--radius-sm);margin-bottom:16px}.bm-tab{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:7px 12px;border:none;background:none;border-radius:6px;font-size:12px;font-weight:500;color:var(--text-muted);cursor:pointer;transition:all .15s}.bm-tab:hover{color:var(--text-primary)}.bm-tab.active{background:var(--bg-card);color:var(--text-primary);box-shadow:0 1px 3px #0003}.bm-batch-section{display:flex;flex-direction:column;gap:10px}.bm-batch-hint{font-size:12px;color:var(--text-muted);line-height:1.6}.bm-batch-hint 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cubic-bezier(.4,0,.2,1)}.bulk-info{font-size:13px;font-weight:600;color:var(--text-primary);white-space:nowrap}.bulk-actions{display:flex;gap:8px;align-items:center}.bulk-btn{background:transparent;border:1px solid var(--border);color:var(--text-secondary);padding:8px 16px;border-radius:20px;cursor:pointer;font-size:12px;font-weight:600;display:flex;align-items:center;gap:8px;transition:all .2s ease}.bulk-btn:hover{background:var(--bg-card-hover);color:var(--text-primary);border-color:var(--border-hover)}.bulk-btn.accent{background:var(--accent);border-color:var(--accent);color:var(--accent-fg)}.bulk-btn.accent:hover{opacity:.9}.bulk-btn.danger{background:#ef44441a;border-color:#ef444433;color:#ef4444}.bulk-btn.danger:hover{background:#ef444433;color:#ef4444}@keyframes slideUp{0%{opacity:0;transform:translate(-50%,20px)}to{opacity:1;transform:translate(-50%)}}