:root{--bg:#0a0a0f;--panel:#14141c;--panel-2:#1c1c28;--border:#2a2a3a;--text:#e8e8f0;--muted:#9a9ab0;--accent:#6366f1}*{box-sizing:border-box}body,html{margin:0;padding:0;height:100%;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;overflow:hidden}.app{display:flex;height:100vh;width:100vw}.graph{position:relative;flex:1 1;min-width:0;background:radial-gradient(circle at 30% 30%,#11111c 0,#08080c 70%)}.graph-empty,.graph-loading{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:12px;color:var(--muted);text-align:center;padding:24px}.brand{position:absolute;top:16px;left:20px;z-index:5;font-weight:700;letter-spacing:.5px;font-size:18px;pointer-events:none}.brand span{color:var(--accent)}.panel{width:360px;flex-shrink:0;background:var(--panel);border-left:1px solid var(--border);display:flex;flex-direction:column;height:100vh}.panel-header{padding:16px;border-bottom:1px solid var(--border)}.search-input{width:100%;padding:10px 12px;border-radius:8px;border:1px solid var(--border);background:var(--panel-2);color:var(--text);font-size:14px;outline:none}.search-input:focus{border-color:var(--accent)}.panel-scroll{overflow-y:auto;flex:1 1;padding:8px 8px 40px}.search-results{padding:4px}.search-hit{width:100%;text-align:left;background:var(--panel-2);border:1px solid var(--border);border-radius:8px;padding:10px 12px;margin-bottom:8px;cursor:pointer;color:var(--text)}.search-hit:hover{border-color:var(--accent)}.search-hit .crumb{font-size:11px;color:var(--muted);margin-bottom:3px}.search-hit .title{font-size:14px;font-weight:600}.search-hit .snippet{font-size:12px;color:var(--muted);margin-top:4px;line-height:1.4}.area{margin-bottom:4px}.area-header{display:flex;align-items:center;gap:8px;width:100%;text-align:left;background:transparent;border:none;color:var(--text);padding:8px 10px;cursor:pointer;border-radius:8px;font-size:14px;font-weight:600}.area-header:hover{background:var(--panel-2)}.area-dot{width:11px;height:11px;border-radius:50%;flex-shrink:0}.area-count{margin-left:auto;font-size:11px;color:var(--muted);font-weight:400}.page-list{padding-left:22px}.page-item{display:block;width:100%;text-align:left;background:transparent;border:none;color:var(--muted);padding:6px 10px;cursor:pointer;border-radius:6px;font-size:13px}.page-item:hover{background:var(--panel-2);color:var(--text)}.viewer-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:50}.viewer{position:fixed;top:0;left:0;height:100vh;width:min(720px,60vw);background:var(--panel);border-right:1px solid var(--border);z-index:51;display:flex;flex-direction:column;box-shadow:8px 0 40px rgba(0,0,0,.5)}.viewer-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:flex-start;gap:12px}.viewer-header .crumb{font-size:12px;color:var(--muted)}.viewer-header h2{margin:4px 0 0;font-size:20px}.viewer-actions{margin-left:auto;display:flex;gap:8px}.btn{background:var(--panel-2);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:6px 12px;cursor:pointer;font-size:13px;text-decoration:none}.btn:hover{border-color:var(--accent)}.viewer-body{overflow-y:auto;padding:20px 28px 60px;line-height:1.6}.notion h1,.notion h2,.notion h3{scroll-margin-top:16px;line-height:1.3}.notion h1{font-size:22px;margin:24px 0 8px}.notion h2{font-size:18px;margin:20px 0 6px}.notion h3{font-size:16px;margin:16px 0 4px}.notion p{margin:8px 0}.notion ol,.notion ul{margin:8px 0;padding-left:22px}.notion li{margin:3px 0}.notion a{color:#8b9bff}.notion code{background:var(--panel-2);padding:1px 5px;border-radius:4px;font-size:.9em}.notion pre{background:#0d0d14;border:1px solid var(--border);padding:12px;border-radius:8px;overflow-x:auto}.notion blockquote{border-left:3px solid var(--accent);margin:10px 0;padding:4px 14px;color:var(--muted)}.notion .callout{background:var(--panel-2);border:1px solid var(--border);border-radius:8px;padding:12px 14px;margin:10px 0}.notion img{max-width:100%;border-radius:8px}.notion figure{margin:12px 0}.notion figcaption{font-size:12px;color:var(--muted)}.notion hr{border:none;border-top:1px solid var(--border);margin:16px 0}.notion .todo{display:flex;gap:8px;align-items:center;margin:4px 0}.notion .child-page{color:#8b9bff}.notion table{border-collapse:collapse;width:100%;margin:10px 0}.notion td,.notion th{border:1px solid var(--border);padding:6px 10px;font-size:13px}.notion .section-highlight{background:rgba(99,102,241,.18);transition:background 1.5s ease;border-radius:4px}.hint{font-size:12px;color:var(--muted);padding:10px 12px}@media (max-width:720px){.panel{width:300px}.viewer{width:100vw}}