@font-face{font-family:Smiley Sans;src:url(/fonts/smiley-sans.woff2)format("woff2");font-weight:100 1000;font-style:normal;font-display:swap}:root{color-scheme:light;--color-bg:#fff;--color-surface:#f6f7f9;--color-text:#16181d;--color-muted:#5c6370;--color-border:#e3e6ea;--color-accent:#3b5bdb;--accent-orange:#f40;--accent-blue:#09f;--ink:#333336;--font-brand:"Smiley Sans", "Playfair Display", ui-serif, Georgia, serif;--font-display:"Playfair Display", ui-serif, Georgia, "Times New Roman", serif;--font-sans:"Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;--font-mono:ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;--maxw:68rem;--radius:12px;--hero-mark-w:min(74vw, 46rem);--hero-focus-x:.75}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){color-scheme:dark;--color-bg:#0f1115;--color-surface:#171a20;--color-text:#eceef2;--color-muted:#9aa3b2;--color-border:#262b33;--color-accent:#7c96ff;--ink:#cfd4dd}}:root[data-theme=dark]{color-scheme:dark;--color-bg:#0f1115;--color-surface:#171a20;--color-text:#eceef2;--color-muted:#9aa3b2;--color-border:#262b33;--color-accent:#7c96ff;--ink:#cfd4dd}html:not([data-lang=en]) [data-lang=en],html[data-lang=en] [data-lang=zh]{display:none}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--color-bg);color:var(--color-text);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;margin:0;line-height:1.65}html.lenis,html.lenis body{height:auto}.lenis.lenis-smooth{scroll-behavior:auto!important}.lenis.lenis-smooth [data-lenis-prevent]{overscroll-behavior:contain}.lenis.lenis-stopped{overflow:hidden}.lenis.lenis-smooth iframe{pointer-events:none}h1,h2,h3,p{margin:0}h1{letter-spacing:-.02em;font-size:clamp(2rem,6vw,3.25rem);line-height:1.15}h2{letter-spacing:-.01em;font-size:1.25rem}a{color:var(--color-accent)}code{font-family:var(--font-mono);font-size:.9em}.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:1.5rem}.muted{color:var(--color-muted)}.sr-only{clip-path:inset(50%);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.page{flex-direction:column;min-height:100vh;display:flex}.page>main{flex:1}.site-header{border-bottom:1px solid var(--color-border);padding-block:1.5rem}.site-header .container{justify-content:space-between;align-items:center;gap:1rem;display:flex}.brand{letter-spacing:-.01em;color:var(--color-text);font-weight:600;text-decoration:none}.hero{padding-block:clamp(3rem,10vw,6rem)}.hero p.lede{max-width:46ch;color:var(--color-muted);margin-top:1rem;font-size:1.075rem}.grid{grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));gap:1rem;padding-bottom:4rem;display:grid}.card{border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-surface);color:inherit;padding:1.25rem;text-decoration:none;display:block}.card h2{margin-bottom:.35rem}.card p{color:var(--color-muted);font-size:.925rem}.site-footer{border-top:1px solid var(--color-border);color:var(--color-muted);padding-block:1.5rem;font-size:.875rem}html[data-intro]{--intro-keys:8;--intro-hold:.32s;--intro-key:.62s;--intro-stagger:70ms}#intro[data-astro-cid-fmp4ekgg]{z-index:90;pointer-events:none;position:fixed;inset:0;overflow:hidden}.intro-key[data-astro-cid-fmp4ekgg]{top:0;left:calc(var(--i,0) * 100% / var(--intro-keys,8));width:calc(100% / var(--intro-keys,8) + 1px);will-change:transform;pointer-events:auto;height:100%;animation:intro-key-up var(--intro-key,.62s) cubic-bezier(.76, 0, .24, 1) calc(var(--intro-hold,.32s) + var(--i,0) * var(--intro-stagger,70ms)) both;background:#000;position:absolute}.intro-key[data-astro-cid-fmp4ekgg]:after{content:"";background:var(--accent-orange);width:100%;height:2px;position:absolute;bottom:0;left:0}@keyframes intro-key-up{to{transform:translateY(-101%)}}html[data-intro=run] .nav,html[data-intro=run] .stage[data-play=true] .line-inner,html[data-intro=run] .stage[data-play=true] .subtitle,html[data-intro=run] .stage[data-play=true] .ring,html[data-intro=run] .stage[data-play=true] .bar,html[data-intro=run] .fly[data-ready=true] .fly-inner{animation:none!important}@media (prefers-reduced-motion:reduce){#intro[data-astro-cid-fmp4ekgg]{display:none}}