:root{--bg: #0f1014;--bg-raised: #16181d;--bg-overlay: #1b1e24;--bg-hover: rgba(255, 255, 255, .055);--bg-active: rgba(255, 255, 255, .09);--border: rgba(255, 255, 255, .09);--border-strong: rgba(255, 255, 255, .16);--text: #ececf1;--text-muted: #8f93a0;--accent: #ebc91f;--accent-soft: rgba(235, 201, 31, .14);--accent-contrast: #14151a;--selection: rgba(96, 165, 250, .28);--selection-hover: rgba(255, 255, 255, .05);--danger: #e5534b;--success: #4caf50;--shadow-lg: 0 16px 48px rgba(0, 0, 0, .5), 0 4px 12px rgba(0, 0, 0, .3);--shadow-md: 0 8px 24px rgba(0, 0, 0, .35);--radius-sm: 7px;--radius-md: 10px;--radius-lg: 14px;color-scheme:dark}@media(prefers-color-scheme:light){:root{--bg: #f6f6f8;--bg-raised: #ffffff;--bg-overlay: #ffffff;--bg-hover: rgba(20, 21, 26, .05);--bg-active: rgba(20, 21, 26, .09);--border: rgba(20, 21, 26, .1);--border-strong: rgba(20, 21, 26, .18);--text: #1b1c22;--text-muted: #6d7080;--accent-soft: rgba(235, 201, 31, .22);--selection: #cce8ff;--selection-hover: #e5f3ff;--shadow-lg: 0 16px 48px rgba(20, 21, 26, .16), 0 4px 12px rgba(20, 21, 26, .08);--shadow-md: 0 8px 24px rgba(20, 21, 26, .12);color-scheme:light}}*{box-sizing:border-box}body{margin:0;font-family:system-ui,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:14px;-webkit-font-smoothing:antialiased}::selection{background:var(--accent-soft)}*:focus-visible{outline:2px solid var(--accent);outline-offset:1px;border-radius:4px}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:5px;border:2px solid transparent;background-clip:content-box}::-webkit-scrollbar-track{background:transparent}.center-screen{min-height:100vh;display:grid;place-items:center}.muted{color:var(--text-muted)}.signin-card{text-align:center;background:var(--bg-raised);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:52px 60px}.signin-card h1{margin:14px 0 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ease;-webkit-user-select:none;user-select:none}.btn:hover{background:var(--bg-hover);border-color:var(--border-strong)}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.45;cursor:default;transform:none}.btn-danger{color:var(--danger)}.btn-danger-solid{background:var(--danger);border-color:transparent;color:#fff;font-weight:600}.btn-danger-solid:hover{background:#d9453d}.btn-icon{min-width:34px;justify-content:center;font-size:15px}.btn-primary{display:inline-block;background:var(--accent);color:var(--accent-contrast);font-weight:600;padding:10px 24px;border-radius:var(--radius-sm);border:none;text-decoration:none;cursor:pointer;transition:filter .15s ease,transform .1s ease}.btn-primary:hover{filter:brightness(1.08)}.btn-primary:active{transform:translateY(1px)}.btn.btn-primary{padding:6px 16px;font-size:13px}.shell{display:grid;grid-template-columns:248px 1fr;min-height:100vh}.sidebar{display:flex;flex-direction:column;background:var(--bg-raised);border-right:1px solid var(--border);padding:18px 12px 14px;position:sticky;top:0;height:100vh;overflow-y:auto}.brand{display:flex;align-items:center;gap:11px;padding:2px 8px 18px}.brand .logo-mark{width:32px;height:32px;font-size:17px;border-radius:9px}.brand-name{font-size:17px;font-weight:700;letter-spacing:.09em}.sidebar nav{display:flex;flex-direction:column;gap:2px}.nav-item{position:relative;display:flex;align-items:center;gap:10px;padding:8px 11px;border-radius:var(--radius-sm);color:var(--text);text-decoration:none;font-size:13.5px;transition:background .15s 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6px}.context-subwrap{position:relative;display:flex;flex-direction:column}.context-item.has-sub{width:100%}.context-arrow{margin-left:auto;padding-left:18px;opacity:.6}.context-submenu{position:absolute;left:calc(100% - 4px);top:-6px;z-index:101}.context-submenu.flip{left:auto;right:calc(100% - 4px)}.dialog-backdrop{position:fixed;inset:0;background:#00000080;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);display:grid;place-items:center;z-index:90;animation:fade-in .12s ease}@keyframes fade-in{0%{opacity:0}to{opacity:1}}.dialog{background:var(--bg-overlay);border:1px solid var(--border-strong);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:20px 22px;width:min(92vw,440px);max-height:70vh;display:flex;flex-direction:column;animation:dialog-in .14s ease}@keyframes dialog-in{0%{opacity:0;transform:translateY(8px) scale(.98)}to{opacity:1;transform:none}}.dialog h3{margin:0 0 12px;font-size:15.5px}.dialog-message{margin:0;color:var(--text-muted)}.dialog-confirm{width:min(92vw,380px)}.dialog-breadcrumb{font-size:13px;margin-bottom:8px;color:var(--text-muted)}.dialog-breadcrumb button{background:none;border:none;color:var(--accent);cursor:pointer;padding:0;font:inherit}.dialog-list{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:2px;min-height:120px}.dialog-row{background:none;border:none;color:var(--text);text-align:left;padding:8px 11px;border-radius:var(--radius-sm);cursor:pointer;font-size:13.5px;font-family:inherit;transition:background .1s ease}.dialog-row:hover{background:var(--bg-hover)}.dialog-empty{padding:16px 10px}.dialog-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}.version-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 10px;border-radius:var(--radius-sm)}.version-row:hover{background:var(--bg-hover)}.version-meta{display:flex;flex-direction:column;gap:2px;font-size:13px}.version-current{margin-left:8px;font-size:10.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--accent);border:1px solid color-mix(in srgb,var(--accent) 45%,transparent);border-radius:99px;padding:1px 7px}.version-hint{margin:10px 2px 0;font-size:12px}.topbar-note{margin-left:14px;font-size:12.5px}.col-actions{width:220px;text-align:right;white-space:nowrap}.list-thumb{width:22px;height:22px;object-fit:cover;border-radius:4px;margin-right:11px;vertical-align:-6px}.grid-thumb{width:84px;height:64px;object-fit:cover;border-radius:6px;box-shadow:0 1px 4px #00000040}.viewer{display:flex;flex-direction:column;height:100vh}.viewer-bar{display:flex;align-items:center;gap:12px;padding:10px 18px;border-bottom:1px solid var(--border);background:var(--bg-raised)}.viewer-glyph{font-size:18px}.viewer-name{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.viewer-body{flex:1;display:grid;place-items:center;overflow:auto;background:var(--bg);min-height:0}.viewer-image img{max-width:96%;max-height:96%;object-fit:contain;box-shadow:var(--shadow-lg);border-radius:4px}.viewer-pdf iframe{width:100%;height:100%;border:none}.viewer-pdf{place-items:stretch}.viewer-video video{max-width:96%;max-height:92%;border-radius:6px}.viewer-text{place-items:start center}.viewer-text pre{max-width:min(96%,900px);width:100%;margin:24px 0;padding:20px 24px;background:var(--bg-raised);border:1px solid var(--border);border-radius:var(--radius-md);overflow:auto;font-size:13px;line-height:1.55;white-space:pre-wrap;word-break:break-word}.viewer-fallback{text-align:center;padding:40px}.viewer-fallback-glyph{font-size:56px;margin-bottom:12px}.viewer-fallback h3{margin:0 0 6px}.viewer-fallback p{margin:0 0 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solid var(--border);color:var(--text);border-radius:99px;font-size:12px;padding:2px 6px}.chip-remove{background:none;border:none;color:var(--text-muted);font-size:15px;cursor:pointer;padding:0 5px;border-radius:50%}.chip-remove:hover{color:var(--danger)}.audit-table{width:100%;margin:0}.audit-details{max-width:260px;overflow:hidden;text-overflow:ellipsis}.lock-badge{margin-left:5px;font-size:10.5px;opacity:.8}.storage-note{margin:0 0 12px;font-size:12.5px}.storage-table .col-num{text-align:right;white-space:nowrap}.storage-kind{margin-left:8px;font-size:11.5px}.storage-table tfoot td{border-top:2px solid var(--border-strong);font-weight:600}.toasts{position:fixed;bottom:18px;left:50%;transform:translate(-50%);display:flex;flex-direction:column;gap:8px;z-index:200}.toast{background:var(--bg-overlay);border:1px solid var(--border-strong);border-radius:var(--radius-md);padding:10px 18px;font-size:13px;box-shadow:var(--shadow-lg);animation:toast-in .18s ease}@keyframes toast-in{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}.toast-error{border-left:3px solid var(--danger)}.upload-panel{position:fixed;right:18px;bottom:18px;width:310px;background:var(--bg-overlay);border:1px solid var(--border-strong);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);z-index:80;overflow:hidden}.upload-panel-header{width:100%;display:flex;justify-content:space-between;background:none;border:none;color:var(--text);font-weight:600;font-size:13px;font-family:inherit;padding:11px 15px;cursor:pointer}.upload-panel-body{padding:0 15px 11px;max-height:240px;overflow-y:auto}.upload-row{display:flex;align-items:center;gap:10px;padding:4px 0;font-size:12.5px}.upload-name{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.upload-progress{width:90px;height:6px;background:var(--bg-active);border-radius:3px;overflow:hidden;flex-shrink:0}.upload-bar{display:block;height:100%;background:var(--accent);transition:width .2s}.upload-done{color:var(--success)}.upload-error{color:var(--danger)}.upload-clear{background:none;border:none;color:var(--text-muted);font-size:12px;font-family:inherit;cursor:pointer;padding:6px 0 2px}.btn.danger{color:var(--danger);border-color:var(--danger)}.linklike{background:none;border:none;padding:0;font:inherit;color:inherit;cursor:pointer}.linklike:hover{text-decoration:underline}.share-create{display:flex;gap:8px;margin-bottom:12px}.share-option{display:flex;align-items:center;gap:8px;margin:0 0 12px;font-size:12.5px;color:var(--text-muted);cursor:pointer}.share-dropzone{display:flex;align-items:center;justify-content:center;gap:10px;padding:14px;margin-bottom:12px;border:1.5px dashed var(--border);border-radius:8px;color:var(--text-muted);font-size:13px}.share-dropzone.active{border-color:var(--accent);background:var(--bg-hover);color:var(--text)}.share-uploads{margin-bottom:12px}.share-upload-row{display:flex;align-items:center;gap:10px;padding:6px 2px;font-size:12.5px;border-bottom:1px solid var(--border)}.share-upload-row:last-child{border-bottom:none}.share-upload-name{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.share-upload-error{color:var(--danger)}.share-create select,.share-create input{background:var(--bg-raised);border:1px solid var(--border-strong);border-radius:var(--radius-sm);color:var(--text);font-family:inherit;font-size:13px;padding:7px 9px}.share-create input{flex:1;min-width:0}.share-row{display:flex;align-items:center;gap:8px;padding:8px 0;border-bottom:1px solid var(--border)}.share-row:last-child{border-bottom:none}.share-meta{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.share-url{font-size:12.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--accent)}.share-page{min-height:100vh;display:flex;flex-direction:column}.share-header{display:flex;align-items:center;gap:8px;padding:12px 20px;border-bottom:1px solid var(--border)}.share-tagline{margin-left:auto;font-size:12.5px}.share-body{flex:1;padding:20px;max-width:1000px;width:100%;margin:0 auto}.share-file-card{display:flex;align-items:center;gap:14px;background:var(--bg-raised);border:1px solid var(--border);border-radius:var(--radius-md);padding:16px 18px;margin-bottom:18px}.share-file-glyph{font-size:34px}.share-file-meta{flex:1;min-width:0}.share-file-name{font-weight:600;overflow-wrap:anywhere}.share-preview{max-width:100%;border-radius:var(--radius-md);border:1px solid var(--border)}.share-pdf{width:100%;height:75vh;background:#fff}.share-folder-bar{display:flex;align-items:center;gap:10px;margin-bottom:12px}.share-crumbs{flex:1;display:flex;align-items:center;flex-wrap:wrap;gap:2px}.share-pw-form{display:flex;gap:8px;margin-top:14px}.share-pw-form input{flex:1;background:var(--bg-raised);border:1px solid var(--border-strong);border-radius:var(--radius-sm);color:var(--text);font-family:inherit;font-size:13px;padding:8px 10px}.share-pw-error{color:var(--danger);margin-top:10px;font-size:13px}.col-share-dl{width:110px;text-align:right}.props-dialog{min-width:420px}.props-tabs{margin-bottom:12px}.props-body{min-height:220px;display:flex;flex-direction:column}.props-row{display:flex;align-items:baseline;gap:10px;padding:5px 2px;font-size:13px}.props-label{width:90px;flex-shrink:0}.props-value{overflow-wrap:anywhere}.props-name-row{align-items:center}.props-glyph{font-size:24px}.props-name{font-weight:600;overflow-wrap:anywhere}.props-sep{height:1px;background:var(--border);margin:6px 0}.viewer-office-edit{padding:0;display:flex;place-items:stretch}.office-host{flex:1;position:relative;min-height:0}.office-host>div,.office-host iframe{position:absolute;inset:0;width:100%!important;height:100%!important;border:none}.viewer-text-edit{padding:0;display:flex;place-items:stretch}.text-editor{flex:1;display:flex;flex-direction:column;min-height:0;min-width:0}.text-editor-bar{display:flex;align-items:center;justify-content:flex-end;gap:12px;padding:6px 14px;border-bottom:1px solid var(--border);font-size:12.5px}.text-editor-host{flex:1;min-height:0}.text-editor-lang{text-transform:uppercase;letter-spacing:.06em;font-size:11px}.text-editor-bar .btn{padding:3px 10px;font-size:12px}.text-editor-bar .btn.active{background:var(--accent-soft);border-color:var(--accent)}.md-preview{flex:1;overflow-y:auto;padding:26px 40px 60px;max-width:900px;width:100%;margin:0 auto;line-height:1.65;font-size:14.5px}.md-preview h1,.md-preview h2{border-bottom:1px solid var(--border);padding-bottom:6px}.md-preview code{background:var(--bg-active);border-radius:4px;padding:1px 5px;font-size:.9em}.md-preview pre{background:var(--bg-raised);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 14px;overflow-x:auto}.md-preview pre code{background:none;padding:0}.md-preview blockquote{margin:0;padding:2px 16px;border-left:3px solid var(--border-strong);color:var(--text-muted)}.md-preview table{border-collapse:collapse}.md-preview th,.md-preview td{border:1px solid var(--border-strong);padding:5px 11px}.md-preview img{max-width:100%}.md-preview a{color:var(--accent)}