.d2-map-side:before{background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='80' height='80' viewBox='0 0 80 80'%3E%3Cfilter id='a'%3E%3CfeTurbulence baseFrequency='.7' numOctaves='2' stitchTiles='stitch' type='fractalNoise'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23a)' opacity='.06'/%3E%3C/svg%3E");content:"";inset:0;opacity:.28;pointer-events:none;position:absolute;z-index:1}.d2-root{--d2-text:#25221e;--d2-secondary:#69635c;--d2-muted:#989087;--d2-accent:#b6332c;--d2-accent-soft:#b6332c17;--d2-surface:#faf8f4fa;--d2-card:#ffffffa3;--d2-glass:#faf8f4b8;--d2-glass-border:#ffffffc7;--d2-control:#4e42340e;--d2-line:#4b3f3014;--d2-line-strong:#4b3f3029;--d2-map-bg-one:#f5f1e8;--d2-map-bg-two:#ebe5d9;--d2-shadow:0 16px 45px #44362517;--d2-bg:#e8e4dc;--d2-canvas-bg:#f5f1e8;--d2-density-low:#ede9e1;--d2-density-mid:#dfb9aa;--d2-density-high:#b85a4e;--d2-border-color:#fff;--d2-label-color:#fff;--d2-label-shadow:rgba(0,0,0,.6);--d2-hover-overlay:rgba(0,0,0,.15);--d2-spinner-track:#b12f282e;--d2-tooltip-bg:rgba(37,34,30,.88);--d2-tooltip-border:var(--d2-glass-border);--d2-radial-glow-1:#b792661a;--d2-radial-glow-2:#a84b4312}:root[data-d2-theme=dark] .d2-root{--d2-text:#f0ede8;--d2-secondary:#b9b2aa;--d2-muted:#827c75;--d2-accent:#e56a61;--d2-accent-soft:#e56a611f;--d2-surface:#23211efa;--d2-card:#ffffff0b;--d2-glass:#252320c2;--d2-glass-border:#ffffff17;--d2-control:#ffffff0e;--d2-line:#ffffff12;--d2-line-strong:#ffffff29;--d2-map-bg-one:#292722;--d2-map-bg-two:#211f1c;--d2-shadow:0 18px 55px #0000003b;--d2-bg:#191816;--d2-canvas-bg:#292722;--d2-density-low:#45413a;--d2-density-mid:#75564d;--d2-density-high:#b05b50;--d2-border-color:hsla(0,0%,100%,.2);--d2-label-color:#f0ede8;--d2-label-shadow:rgba(0,0,0,.8);--d2-hover-overlay:hsla(0,0%,100%,.08);--d2-spinner-track:#e56a6133;--d2-tooltip-bg:rgba(15,14,12,.92);--d2-radial-glow-1:#b792660f;--d2-radial-glow-2:#a84b4310}.d2-root{background:var(--d2-bg);color:var(--d2-text);font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,SF Pro Text,PingFang SC,Helvetica Neue,Arial,sans-serif;min-height:100%;-webkit-font-smoothing:antialiased;font-size:14px;line-height:1.5}.d2-root *{box-sizing:border-box}.d2-glass{-webkit-backdrop-filter:blur(28px) saturate(155%);backdrop-filter:blur(28px) saturate(155%);border:1px solid var(--d2-glass-border);box-shadow:var(--d2-shadow)}.d2-glass,.d2-glass-soft{background:var(--d2-glass)}.d2-glass-soft{-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.d2-app{height:calc(100vh - 3.5rem);min-height:400px;overflow:hidden;position:relative}.d2-workspace{display:flex}.d2-map-side,.d2-workspace{height:100%;overflow:hidden;position:relative}.d2-map-side{background:radial-gradient(circle at 65% 48%,var(--d2-radial-glow-1),transparent 30%),radial-gradient(circle at 10% 10%,var(--d2-radial-glow-2),transparent 28%),linear-gradient(145deg,var(--d2-map-bg-one),var(--d2-map-bg-two));flex-shrink:0;transition:width .5s cubic-bezier(.4,0,.2,1)}.d2-map-side:before{background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='80' height='80' viewBox='0 0 80 80'%3E%3Cfilter id='a'%3E%3CfeTurbulence baseFrequency='.7' numOctaves='2' stitchTiles='stitch' type='fractalNoise'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23a)' opacity='.06'/%3E%3C/svg%3E");content:"";inset:0;opacity:.28;pointer-events:none;position:absolute;z-index:1}:root[data-d2-theme=dark] .d2-map-side:before{opacity:.22}.d2-article-side{container-type:inline-size;flex-shrink:0;height:100%;overflow:hidden;position:relative;transition:width .5s cubic-bezier(.4,0,.2,1)}.d2-article-bg{-webkit-backdrop-filter:blur(28px) saturate(155%);backdrop-filter:blur(28px) saturate(155%);background:var(--d2-glass);border-left:1px solid var(--d2-glass-border);inset:0;position:absolute}.d2-article-scroll{height:100%;overflow-y:auto;position:relative;scrollbar-color:var(--d2-line-strong) transparent;scrollbar-width:thin;z-index:1}.d2-article-scroll::-webkit-scrollbar{width:4px}.d2-article-scroll::-webkit-scrollbar-track{background:transparent}.d2-article-scroll::-webkit-scrollbar-thumb{background:var(--d2-line-strong);border-radius:2px}.d2-fab{align-items:center;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:var(--d2-glass);border:1px solid var(--d2-glass-border);border-radius:12px;box-shadow:var(--d2-shadow);color:var(--d2-secondary);cursor:pointer;display:inline-flex;font-size:11px;font-weight:600;gap:6px;padding:8px 14px;position:absolute;transition:all .18s cubic-bezier(.2,.8,.2,1);z-index:60}.d2-fab:hover{border-color:var(--d2-accent-soft);color:var(--d2-accent)}.d2-fab:active{transform:scale(.92)}.d2-fab-primary{background:var(--d2-accent);border-color:transparent;color:#fff}.d2-fab-primary:hover{color:#fff;opacity:.9}.d2-map-controls{-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:var(--d2-glass);border:1px solid var(--d2-glass-border);border-radius:13px;bottom:20px;box-shadow:var(--d2-shadow);display:flex;flex-direction:column;gap:2px;padding:4px;position:absolute;right:22px;z-index:50}.d2-map-controls button{background:transparent;border:0;border-radius:9px;color:var(--d2-secondary);cursor:pointer;display:grid;font-size:16px;height:30px;line-height:1;place-items:center;transition:all .15s;width:30px}.d2-map-controls button:hover{background:var(--d2-control);color:var(--d2-accent)}.d2-map-controls button:active{transform:scale(.88)}.d2-map-stats{-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:var(--d2-glass);border:1px solid var(--d2-glass-border);border-radius:16px;box-shadow:var(--d2-shadow);min-width:80px;padding:13px 14px;pointer-events:none;position:absolute;right:24px;text-align:center;top:24px;z-index:40}.d2-map-stats span{color:var(--d2-muted);display:block;font-size:9px;text-align:center}.d2-map-stats strong{color:var(--d2-text);display:block;font-family:Songti SC,STSong,"Noto Serif",serif;font-size:24px;font-variant-numeric:tabular-nums;line-height:1;margin:4px 0 2px;text-align:center}.d2-density-legend{align-items:center;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:var(--d2-glass);border:1px solid var(--d2-glass-border);border-radius:11px;bottom:20px;box-shadow:var(--d2-shadow);display:flex;gap:6px;height:34px;left:25px;padding:0 10px;pointer-events:none;position:absolute;z-index:40}.d2-density-legend>span{color:var(--d2-secondary);font-size:9px;margin-right:2px}.d2-density-legend small{color:var(--d2-muted);font-size:8px}.d2-density-legend i{background:linear-gradient(90deg,var(--d2-density-low),var(--d2-density-mid),var(--d2-density-high));border-radius:999px;display:block;height:6px;width:54px}.d2-map-tip{border:1px solid var(--d2-glass-border);border-radius:10px;color:var(--d2-muted);font-size:10px;left:50%;letter-spacing:.04em;padding:7px 11px;pointer-events:none;top:24px;transform:translate(-50%);white-space:nowrap;z-index:40}.d2-back-fab,.d2-map-tip{-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:var(--d2-glass);position:absolute}.d2-back-fab{align-items:center;border:1px solid var(--d2-glass-border);border-radius:13px;box-shadow:var(--d2-shadow);color:var(--d2-secondary);cursor:pointer;display:flex;font-size:11px;gap:7px;height:38px;left:20px;padding:0 14px;text-decoration:none;top:20px;transition:all .18s;z-index:50}.d2-back-fab:hover{color:var(--d2-accent)}.d2-theme-toggle{-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:var(--d2-glass);border:1px solid var(--d2-glass-border);border-radius:12px;box-shadow:var(--d2-shadow);color:var(--d2-secondary);cursor:pointer;display:grid;height:38px;left:24px;place-items:center;position:absolute;top:24px;transition:all .18s;width:38px;z-index:50}.d2-theme-toggle:hover{color:var(--d2-accent)}.d2-theme-toggle:active{transform:scale(.92)}.d2-article-content{margin:0 auto;max-width:720px;padding:64px 44px 36px}.d2-article-content h1{font-size:2rem;letter-spacing:-.03em;line-height:1.2;margin:0 0 16px}.d2-article-content h1,.d2-article-content h2{color:var(--d2-text);font-family:Songti SC,STSong,"Noto Serif",serif;font-weight:600}.d2-article-content h2{border-bottom:1px solid var(--d2-line);font-size:1.5rem;line-height:1.3;margin:2rem 0 .75rem;padding-bottom:.5rem}.d2-article-content h3{color:var(--d2-text);font-family:Songti SC,STSong,"Noto Serif",serif;font-size:1.25rem;font-weight:600;line-height:1.35;margin:1.5rem 0 .5rem}.d2-article-content p{color:var(--d2-secondary);font-size:15px;line-height:1.85;margin:.75rem 0}.d2-article-content img{border-radius:12px;display:block;height:auto;margin:1.5rem auto;max-width:100%}.d2-article-content blockquote{background:var(--d2-control);border-left:3px solid var(--d2-accent);border-radius:0 8px 8px 0;color:var(--d2-muted);font-size:14px;font-style:italic;margin:1rem 0;padding:.5rem 1rem}.d2-article-content a{border-bottom:1px solid transparent;color:var(--d2-accent);text-decoration:none;transition:border-color .15s}.d2-article-content a:hover{border-bottom-color:var(--d2-accent)}.d2-article-content b,.d2-article-content strong{color:var(--d2-text);font-weight:700}.d2-article-content ol,.d2-article-content ul{color:var(--d2-secondary);font-size:15px;line-height:1.85;margin:.75rem 0;padding-left:1.5rem}.d2-article-content li{margin:.35rem 0}.d2-article-content hr{border:0;border-top:1px solid var(--d2-line);margin:2rem 0}.d2-article-content code{background:var(--d2-control);border-radius:4px;color:var(--d2-accent);font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:.85rem;padding:.15rem .35rem}.d2-article-content pre{background:var(--d2-control);border:1px solid var(--d2-line);border-radius:8px;margin:1rem 0;overflow-x:auto;padding:1rem}.d2-article-content pre code{background:transparent;font-size:13px;padding:0}.d2-article-content table{border-collapse:collapse;font-size:14px;margin:1rem 0;width:100%}.d2-article-content td,.d2-article-content th{border:1px solid var(--d2-line);padding:.5rem .75rem;text-align:left}.d2-article-content th{background:var(--d2-control);color:var(--d2-text);font-weight:600}@container (min-width: 901px){.d2-article-content{max-width:820px;padding:72px 64px 48px}.d2-article-content h1{font-size:2.5rem}.d2-article-content h2{font-size:1.75rem}.d2-article-content h3{font-size:1.4rem}.d2-article-content ol,.d2-article-content p,.d2-article-content ul{font-size:17px;line-height:1.9}.d2-article-content blockquote{font-size:15px}}@container (max-width: 900px) and (min-width: 501px){.d2-article-content{max-width:720px;padding:64px 44px 36px}.d2-article-content h1{font-size:2rem}.d2-article-content h2{font-size:1.5rem}.d2-article-content h3{font-size:1.25rem}.d2-article-content ol,.d2-article-content p,.d2-article-content ul{font-size:15px;line-height:1.85}}@container (max-width: 500px){.d2-article-content{max-width:none;padding:48px 20px 20px}.d2-article-content h1{font-size:1.5rem}.d2-article-content h2{font-size:1.2rem}.d2-article-content h3{font-size:1.05rem}.d2-article-content ol,.d2-article-content p,.d2-article-content ul{font-size:13px;line-height:1.7}.d2-article-content blockquote{font-size:12px}.d2-article-content img{margin:1rem 0}}.d2-empty-state{align-items:center;display:flex;flex-direction:column;height:100%;justify-content:center;padding:30px;text-align:center}.d2-empty-state h2{color:var(--d2-text);font-family:Songti SC,STSong,"Noto Serif",serif;font-size:28px;margin:0 0 8px}.d2-empty-state p{color:var(--d2-muted);font-size:13px;line-height:1.65;margin:0;max-width:280px}.d2-breadcrumbs{align-items:center;display:flex;gap:4px;left:70px;min-height:24px;pointer-events:auto;position:absolute;top:34px;z-index:40}.d2-breadcrumbs button,.d2-breadcrumbs span{background:transparent;border:0;border-radius:7px;color:var(--d2-muted);cursor:pointer;font-size:11px;padding:4px 6px}.d2-breadcrumbs button:hover{background:var(--d2-control);color:var(--d2-text)}.d2-map-heading{left:70px;max-width:430px;pointer-events:none;position:absolute;top:34px;z-index:40}.d2-map-heading .d2-eyebrow{color:var(--d2-accent);font-size:10px;font-weight:700;letter-spacing:.2em;margin:0 0 8px}.d2-map-heading h1{color:var(--d2-text);font-family:Songti SC,STSong,"Noto Serif",serif;font-size:clamp(28px,3.1vw,44px);font-weight:600;letter-spacing:-.04em;line-height:1.12;margin:0;max-width:430px}.d2-map-heading .d2-subtitle{color:var(--d2-secondary);font-size:13px;line-height:1.7;margin:13px 0 0;max-width:400px}