:root{--bg: #0d1117;--bg-elev: #161b22;--bg-elev-2: #1c2330;--border: #232b36;--text: #e6edf3;--text-dim: #9aa7b4;--text-faint: #6b7682;--accent: #4fd6be;--accent-2: #7c9eff;--accent-soft: rgba(79, 214, 190, .12);--radius: 14px;--maxw: 860px;--font-sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Inter, sans-serif;--font-mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, monospace}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--text);font-family:var(--font-sans);font-size:17px;line-height:1.7;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}body:before{content:"";position:fixed;inset:0;z-index:-1;background:radial-gradient(900px 500px at 75% -10%,rgba(124,158,255,.1),transparent 60%),radial-gradient(700px 500px at 10% 0%,rgba(79,214,190,.08),transparent 55%);pointer-events:none}a{color:var(--accent);text-decoration:none;transition:color .15s ease}a:hover{color:var(--accent-2)}h1,h2,h3{line-height:1.25;letter-spacing:-.02em;font-weight:700}code{font-family:var(--font-mono);font-size:.92em;background:var(--bg-elev-2);padding:.15em .4em;border-radius:6px;color:var(--accent)}.container{max-width:var(--maxw);margin:0 auto;padding-inline:1.5rem}.nav{position:sticky;top:0;z-index:50;backdrop-filter:saturate(140%) blur(12px);background:#0d1117b8;border-bottom:1px solid var(--border)}.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px}.nav-brand{font-family:var(--font-mono);font-weight:700;color:var(--text);font-size:1.05rem}.nav-brand span{color:var(--accent)}.nav-links{display:flex;gap:1.6rem;list-style:none;font-size:.95rem}.nav-links a{color:var(--text-dim)}.nav-links a:hover,.nav-links a[aria-current=page]{color:var(--text)}.nav-links .ext{font-size:.75em;color:var(--text-faint);margin-left:.15em}.nav-right{display:flex;align-items:center;gap:1.4rem}.lang-switch{display:inline-flex;border:1px solid var(--border);border-radius:8px;overflow:hidden;font-family:var(--font-mono);font-size:.78rem}.lang-opt{padding:.3rem .55rem;color:var(--text-faint);line-height:1}.lang-opt+.lang-opt{border-left:1px solid var(--border)}.lang-opt:hover{color:var(--text)}.lang-opt.active{background:var(--accent-soft);color:var(--accent)}.nav-burger{display:none}@media(max-width:720px){.nav-burger{display:inline-flex;flex-direction:column;justify-content:center;gap:5px;width:38px;height:38px;padding:0 8px;border:1px solid var(--border);border-radius:8px;background:var(--bg-elev);cursor:pointer}.nav-burger span{display:block;height:2px;width:100%;background:var(--text-dim);border-radius:2px;transition:transform .2s ease,opacity .2s ease}.nav-menu{position:absolute;top:64px;left:0;right:0;display:none;background:#0d1117f7;backdrop-filter:saturate(140%) blur(12px);border-bottom:1px solid var(--border);padding:.25rem 0 .75rem}.nav-toggle:checked~.nav-right .nav-menu{display:block}.nav-links{flex-direction:column;gap:0;padding:0 1.5rem}.nav-links li+li{border-top:1px solid var(--border)}.nav-links a{display:block;padding:.9rem 0;font-size:1rem}.nav-toggle:checked~.nav-right .nav-burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}.nav-toggle:checked~.nav-right .nav-burger span:nth-child(2){opacity:0}.nav-toggle:checked~.nav-right .nav-burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}}.footer{border-top:1px solid var(--border);margin-top:5rem;padding:2.5rem 0;color:var(--text-faint);font-size:.9rem}.footer-inner{display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;align-items:center}main{padding-top:2.5rem}.section{margin-bottom:3.5rem}.eyebrow{font-family:var(--font-mono);font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:.75rem}.lead{color:var(--text-dim);font-size:1.1rem}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.6rem 1.1rem;border-radius:10px;border:1px solid var(--border);background:var(--bg-elev);color:var(--text);font-size:.95rem;font-weight:500;transition:all .15s ease}.btn:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}.btn-primary{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}.chips{display:flex;flex-wrap:wrap;gap:.5rem;list-style:none}.chip{font-family:var(--font-mono);font-size:.82rem;padding:.35rem .7rem;border-radius:8px;background:var(--bg-elev-2);border:1px solid var(--border);color:var(--text-dim)}.card{display:block;background:var(--bg-elev);border:1px solid var(--border);border-radius:var(--radius);padding:1.4rem 1.5rem;transition:border-color .15s ease,transform .15s ease}.card:hover{border-color:var(--accent);transform:translateY(-2px)}.grid{display:grid;gap:1rem}@media(min-width:640px){.grid-2{grid-template-columns:1fr 1fr}}.muted{color:var(--text-dim)}.mono{font-family:var(--font-mono)}