:root{color-scheme:light;--board: #f7f6f2;--card: #fdfcf9;--ink: #22211e;--muted: #5f5b52;--line: #d9d5c9;--grid: rgba(34, 33, 30, .04);--accent: #b45309;--run: #1a7f4b;--build: #b45309;--paused: #5f5b52;--grave: #8a3535;font-family:system-ui,-apple-system,PingFang SC,Microsoft YaHei,sans-serif}:root[data-theme=dark]{color-scheme:dark;--board: #171613;--card: #201e1a;--ink: #eae7df;--muted: #a49e91;--line: #38352d;--grid: rgba(234, 231, 223, .035);--accent: #fb923c;--run: #4ade80;--build: #fb923c;--paused: #a49e91;--grave: #f87171}*{box-sizing:border-box}html{overflow-x:hidden}body{margin:0;background-color:var(--board);background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:28px 28px;color:var(--ink);line-height:1.75}a{color:inherit;text-decoration:none}.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:16px;top:16px;z-index:10;padding:8px 14px;border:1px solid var(--accent);border-radius:6px;background:var(--card);color:var(--accent)}main:focus{outline:none}main{width:min(860px,calc(100% - 40px));min-height:calc(100vh - 210px);margin:0 auto;padding:42px 0 64px}h1,h2,h3{margin-top:0;line-height:1.25;font-weight:750;letter-spacing:.01em}h1{font-size:clamp(26px,4.6vw,36px);margin-bottom:14px}h2{font-size:clamp(19px,3.2vw,23px);margin-bottom:12px}h3{font-size:17px;margin-bottom:8px}p{margin-top:0;font-size:16px}.muted{color:var(--muted)}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.86em;letter-spacing:.02em}.shop-header{display:flex;align-items:center;gap:14px;width:min(860px,calc(100% - 40px));margin:0 auto;padding:20px 0 16px;border-bottom:2px solid var(--ink)}.brand{display:inline-flex;align-items:center;gap:8px;font-weight:800;font-size:17px}.brand-mark{display:inline-grid;place-items:center;width:30px;height:30px;border:2px solid var(--ink);border-radius:8px;font-size:16px;background:var(--card)}.brand-name em{margin-left:7px;color:var(--muted);font-style:normal;font-weight:500;font-size:12px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.08em;text-transform:uppercase}.shop-header nav{display:flex;gap:2px;margin-left:auto}.shop-header nav a{padding:5px 10px;border-radius:6px;color:var(--muted);font-size:14.5px;white-space:nowrap}.shop-header nav a:hover{color:var(--accent);background:color-mix(in srgb,var(--accent) 9%,transparent)}.shop-header nav a.active{color:var(--accent);font-weight:700;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:5px}.theme-toggle{flex-shrink:0;width:32px;height:32px;border:1px solid var(--line);border-radius:8px;background:var(--card);color:var(--muted);font-size:14px;line-height:1;cursor:pointer}.theme-toggle:before{content:"☾"}:root[data-theme=dark] .theme-toggle:before{content:"☀"}.theme-toggle:hover{color:var(--accent);border-color:var(--accent)}.shop-footer{width:min(860px,calc(100% - 40px));margin:0 auto;padding:20px 0 34px;border-top:2px solid var(--ink);color:var(--muted);font-size:14px}.shop-footer p{margin:0 0 8px;font-size:14px}.footer-links{display:flex;flex-wrap:wrap;gap:16px}.footer-links a{color:var(--muted);text-decoration:underline;text-decoration-color:var(--line);text-underline-offset:3px}.footer-links a:hover{color:var(--accent);text-decoration-color:var(--accent)}.site-heartbeat{margin-top:10px;font-size:12.5px;line-height:1.7;opacity:.75}.site-heartbeat a{text-decoration:underline;text-underline-offset:2px}.site-heartbeat .hb-time{opacity:.7}.section-label{margin:0 0 14px;color:var(--muted);font-size:12.5px;font-weight:700;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.16em;line-height:1.75;text-transform:uppercase}.prose{font-size:16px}.prose>:first-child{margin-top:0}.prose h2{margin-top:1.9em}.prose h3{margin-top:1.5em}.prose a{color:var(--accent);text-decoration:underline;text-decoration-color:color-mix(in srgb,var(--accent) 45%,transparent);text-underline-offset:3px}.prose blockquote{margin:1.4em 0;padding:2px 0 2px 16px;border-left:3px solid var(--line);color:var(--muted)}.prose code{padding:1px 6px;border-radius:5px;background:color-mix(in srgb,var(--line) 45%,transparent);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.87em}.prose pre{padding:14px 16px;border:1px solid var(--line);border-radius:8px;overflow-x:auto;line-height:1.6}.prose pre code{padding:0;background:none}.prose ul,.prose ol{padding-left:1.4em}.prose li{margin-bottom:.35em}@media(max-width:640px){.shop-header{flex-wrap:wrap;padding-top:14px}.shop-header nav{order:3;width:100%;margin-left:0;flex-wrap:wrap}.theme-toggle{margin-left:auto}main{padding-top:28px}}