:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--paper:#fff;--surface:#f6f8fa;--ink:#1f2328;--muted:#59636e;--line:#d7dee5;--accent:#245b84;--selection:#cde3f5;--editor-line:#edf1f5;--success:#41745b;--error:#a02e24;--error-bg:#fff2ef;--mono:ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--paper:#0d1117;--surface:#161b22;--ink:#e6edf3;--muted:#9ca9b8;--line:#303b48;--accent:#8ebcde;--selection:#234965;--editor-line:#202936;--success:#8bc4a0;--error:#ffb1a5;--error-bg:#2e1c1a}}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--paper:#0d1117;--surface:#161b22;--ink:#e6edf3;--muted:#9ca9b8;--line:#303b48;--accent:#8ebcde;--selection:#234965;--editor-line:#202936;--success:#8bc4a0;--error:#ffb1a5;--error-bg:#2e1c1a}*{box-sizing:border-box}html{scroll-padding-top:calc(var(--category-nav-height,56px) + 16px)}body{background:var(--paper);color:var(--ink);margin:0;font:16px/1.6 ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}a{color:var(--accent);text-underline-offset:4px}a:hover{text-decoration-thickness:2px}button,select{font:inherit;color:inherit;cursor:pointer;touch-action:manipulation}button{background:var(--paper);border:1px solid var(--line);border-radius:4px;padding:5px 9px;font-size:12px}button:hover:not(:disabled){border-color:var(--accent)}button:disabled{opacity:.45;cursor:default}:focus-visible{outline:2px solid var(--accent);outline-offset:4px}.site-header,main,footer{width:min(1440px,100% - 96px);margin-inline:auto}.site-header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:24px;padding-block:25px;display:flex}.wordmark{color:var(--ink);align-items:baseline;gap:12px;font:32px/1.2 ui-serif,Songti SC,Noto Serif CJK SC,serif;text-decoration:none;display:inline-flex}.wordmark span{letter-spacing:-.05em;font:600 23px/1 ui-sans-serif,system-ui,sans-serif}.header-actions{flex-wrap:wrap;align-items:center;gap:24px;font-size:13px;display:flex}.header-actions a{color:var(--muted);text-decoration:none}.theme-control{color:var(--muted);align-items:center;gap:8px;display:flex}select{background:var(--paper);border:1px solid var(--line);border-radius:4px;padding:6px;font-size:13px}.intro{max-width:850px;padding:56px 0 30px}.eyebrow,.panel-label{color:var(--muted);font:500 11px/1.5 var(--mono);text-transform:uppercase;letter-spacing:.09em}.eyebrow{color:var(--accent);margin:0 0 16px}h1{letter-spacing:-.055em;margin:0 0 20px;font-size:clamp(32px,4.5vw,60px);font-weight:600;line-height:1.12}.lede{max-width:660px;color:var(--muted);margin:0 0 22px;font-size:18px;line-height:1.65}.build{color:var(--muted);margin:0;font-size:12px}.intro-note{color:var(--muted);margin:6px 0 0;font-size:12px}.category-nav{z-index:10;background:var(--paper);border-block:1px solid var(--line);flex-wrap:wrap;gap:8px 25px;padding:17px 0;font-size:13px;display:flex;position:sticky;top:0}.category-nav a{text-decoration:none}.category{padding-top:44px}.category-heading{margin-bottom:28px}h2{letter-spacing:-.035em;margin:0 0 5px;font-size:27px;font-weight:550;line-height:1.3}.category-heading p{color:var(--muted);margin:0;font-size:14px}.example{border:1px solid var(--line);border-radius:6px;margin-bottom:46px;overflow:hidden}.example-heading{justify-content:space-between;align-items:flex-start;gap:24px;padding:20px 24px;display:flex}h3{letter-spacing:-.015em;margin:0 0 5px;font-size:17px;font-weight:600;line-height:1.5}h3 a{color:inherit;text-decoration:none}h3 a span{color:var(--accent);padding-left:6px;font-size:13px;font-weight:400}.example-heading p{color:var(--muted);max-width:100ch;margin:0;font-size:13px}.render-status{white-space:nowrap;color:var(--muted);align-items:center;gap:6px;padding-top:5px;font-size:11px;display:inline-flex}.status-dot{background:currentColor;border-radius:50%;width:5px;height:5px}.render-status.ready{color:var(--success)}.render-status.failed{color:var(--error)}.example-body{border-top:1px solid var(--line);grid-template-columns:minmax(0,2fr) minmax(0,3fr);display:grid}.source-panel{background:var(--surface);border-right:1px solid var(--line);min-width:0;padding:16px 20px}.panel-label{justify-content:space-between;align-items:center;gap:12px;min-height:25px;margin-bottom:8px;display:flex}.editor{border-radius:3px;min-width:0;font-size:12px}.editor:focus-within{outline:1px solid var(--accent);outline-offset:4px}.editor .cm-editor{min-height:240px}.editor .cm-scroller{max-height:420px}.source-actions{flex-wrap:wrap;align-items:center;gap:8px;margin-top:16px;display:flex}.source-actions button{font-size:11px}.action-notice{color:var(--muted);margin:10px 0 0;font-size:12px}.diagram-panel{min-width:0;margin:0;padding:16px 20px 24px}.diagram-scroll{padding:12px 4px 16px;overflow-x:auto}.diagram-image{width:fit-content;margin-inline:auto;display:block}.diagram-scroll img{width:auto;height:auto;margin-inline:auto;display:block}.preview-placeholder{color:var(--muted);place-items:center;min-height:240px;font-size:13px;display:grid}.preview-note{color:var(--muted);margin:8px 0 0;font-size:11px}.render-error{background:var(--error-bg);color:var(--error);border-left:2px solid var(--error);margin-block:10px;padding:12px;font-size:12px}.render-error p{overflow-wrap:anywhere;margin:0 0 10px}.render-error button{color:var(--error)}.closing{border-top:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;gap:16px;padding:28px 0 54px;display:flex}.closing p{letter-spacing:-.02em;margin:0;font-size:18px}.closing a{font-size:14px}footer{border-top:1px solid var(--line);color:var(--muted);padding:20px 0 32px;font-size:12px}footer p{margin:5px 0}.skip-link:not(:focus){clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.skip-link:focus{z-index:2;background:var(--paper);padding:8px;position:absolute;top:10px;left:10px}@media (width<=850px){.site-header,main,footer{width:calc(100% - 40px)}.site-header{align-items:flex-start}.header-actions{justify-content:flex-end;gap:10px 16px;max-width:270px}.intro{padding-top:40px}.example-body{grid-template-columns:minmax(0,1fr)}.source-panel{border-right:0;border-bottom:1px solid var(--line)}.category-nav{gap:8px 20px}}@media (width<=420px){.site-header,main,footer{width:calc(100% - 28px)}.header-actions{gap:8px 12px;font-size:12px}.wordmark{gap:7px}.example-heading{flex-wrap:wrap;gap:12px;padding:16px}.source-panel,.diagram-panel{padding:14px}}