:root{color-scheme:light;--bg: #ffffff;--bg-accent: linear-gradient(180deg, #ffffff 0%, #fbfcff 100%);--panel: rgba(255, 255, 255, .97);--panel-strong: #ffffff;--text: #1e2430;--muted: #6c7280;--border: rgba(120, 128, 145, .22);--shadow: 0 24px 70px rgba(31, 41, 55, .13);--primary: #2f6fed;--primary-soft: rgba(47, 111, 237, .12);--success: #dff7e7;--success-text: #14633d;--danger: #c32845;--drop: #5b7cfa;--hover: rgba(30, 36, 48, .06);--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-7: 28px;--radius-sm: 10px;--radius-md: 14px;--radius-lg: 18px;--radius-xl: 24px;--radius-pill: 999px;--font-size-caption: .76rem;--font-size-sm: .86rem;--font-size-body: .95rem;--font-size-title: 1.4rem;--line-height-body: 1.55;--view-max-width: 860px}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:var(--bg-accent);color:var(--text);font-family:Plus Jakarta Sans,Segoe 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button{border:0;background:transparent;color:var(--text);text-align:left;border-radius:8px;padding:7px 10px;font-size:13px;font-weight:500}.tree-context-menu button:hover{background:#2f6fed14;color:var(--primary)}.tree-context-menu .danger{color:var(--danger)}.tree-context-menu .danger:hover{background:#c3284514;color:var(--danger)}.drop-indicator{color:var(--drop);font-size:.78rem;animation:dropPulse .9s ease-in-out infinite alternate}.drop-before,.drop-after{height:3px;border-radius:999px;background:var(--drop);box-shadow:0 0 0 4px #5b7cfa14}.drop-inside,.drop-root{padding:7px 10px;border-radius:12px;background:#5b7cfa1a;border:1px dashed rgba(91,124,250,.35)}@keyframes dropPulse{0%{opacity:.62;transform:scaleX(.98)}to{opacity:1;transform:scaleX(1)}}.editor-column{min-width:0}.editor-focus .editor-panel,.editor-zen .editor-panel{max-width:1180px;margin:0 auto}.editor-zen .editor-header-row{border-bottom:1px solid 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14px;color:var(--primary);font-size:.84rem;font-weight:700}.page-loading-state{display:flex;align-items:center;gap:14px;max-width:560px;margin:70px auto;padding:18px 20px;border:1px solid rgba(120,128,145,.14);border-radius:18px;background:var(--panel-strong);color:var(--text)}.page-loading-state p{margin:2px 0 0;color:var(--muted);font-size:.92rem}.page-loading-dot{width:12px;height:12px;flex-shrink:0;border-radius:50%;background:var(--primary);box-shadow:0 0 0 8px #2f6fed1f}.document-stats-row{display:flex;flex-wrap:wrap;gap:10px;margin:-6px 0 14px;color:var(--muted);font-size:.86rem}.document-stats-row span{padding-right:10px;border-right:1px solid rgba(120,128,145,.22)}.document-stats-row span:last-child{border-right:0}.empty-notebook-view{display:flex;flex-direction:column;align-items:center;gap:22px;padding:48px 32px;text-align:center}.empty-hero{display:flex;flex-direction:column;gap:12px;max-width:500px}.empty-title{margin:0;font-size:clamp(1.8rem,4vw,2.7rem);font-weight:700;line-height:1.2;color:var(--text);font-family:Lora,Georgia,serif}.empty-subtitle{margin:0;font-size:1rem;color:var(--muted);line-height:1.6}.empty-actions{display:flex;flex-direction:row;gap:16px;justify-content:center;flex-wrap:wrap}.empty-action-btn{display:flex;flex-direction:row;align-items:center;justify-content:center;gap:9px;padding:14px 18px;background:var(--panel-strong);color:var(--text);border:1px solid rgba(120,128,145,.18);border-radius:14px;font-size:.95rem;font-weight:600;cursor:pointer;transition:all .2s ease;min-width:132px}.empty-action-primary{background:var(--primary);color:#fff;border-color:var(--primary)}.empty-action-btn:hover{border-color:#2f6fed57;color:var(--primary);transform:translateY(-2px);box-shadow:0 4px 12px 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rgba(120,128,145,.18);background:#ffffffb3}.settings-provider-card.settings-provider-unconfigured{opacity:.6}.settings-provider-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.settings-provider-info strong{font-size:var(--font-size-sm);font-weight:600}.settings-provider-desc{font-size:var(--font-size-caption);color:var(--muted)}.settings-provider-badge{display:inline-block;margin-top:2px;padding:1px 7px;border-radius:99px;background:#ef44441a;color:#ef4444;font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.06em}.settings-toggle{position:relative;display:flex;align-items:center;cursor:pointer;flex-shrink:0}.settings-toggle input{position:absolute;opacity:0;width:0;height:0}.settings-toggle-track{position:relative;width:44px;height:24px;border-radius:12px;background:#78809140;transition:background .2s}.settings-toggle input:checked+.settings-toggle-track{background:var(--text)}.settings-toggle 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600px){.settings-mode-row{flex-direction:column}.settings-provider-card{flex-wrap:wrap}}