:root{color-scheme:dark;--bg: #0c0c12;--bg-2: #101017;--panel: #131320;--panel-tinted: #1a1a26;--panel-strong: #1f1f2e;--text: #e8e8ef;--text-strong: #f4f4f8;--text-mid: #a0a0b0;--muted: #a0a0b0;--text-dim: #6c6c7a;--muted-soft: #6c6c7a;--line: rgba(255, 255, 255, .08);--line-strong: rgba(255, 255, 255, .14);--accent: #b8a4ff;--accent-strong: #c8b6ff;--accent-soft: rgba(184, 164, 255, .08);--cyan: #9ef0e2;--yellow: #ffd166;--red: #ff6b6b;--green: #7ce6a3;--orange: #ffa76b;--blue: #8ecef0;--max-width: 1100px;--radius-lg: 10px;--radius-md: 8px;--radius-sm: 5px;--shadow-card: 0 1px 3px rgba(0, 0, 0, .3), 0 4px 16px rgba(0, 0, 0, .15);--font-sans: -apple-system, "SF Pro Text", "Inter", system-ui, sans-serif;--font-mono: "SF Mono", "JetBrains Mono", "Fira Code", ui-monospace, monospace;font-family:var(--font-sans)}*{box-sizing:border-box}html{min-height:100%;background:var(--bg);scroll-behavior:smooth}body{min-height:100%;margin:0;color:var(--text);background:var(--bg);font-size:15px;line-height:1.72;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}::selection{background:var(--accent);color:var(--bg)}a{color:var(--blue);text-decoration:none;border-bottom:1px solid rgba(142,206,240,.3);transition:color .15s ease,border-color .15s ease}a:hover{color:var(--cyan);border-bottom-color:var(--cyan)}.skip-link{position:absolute;left:-9999px;top:0;z-index:100;padding:8px 14px;background:var(--accent);color:var(--bg);font-weight:700;border-radius:4px}.skip-link:focus{left:8px;top:8px}.site-shell{width:min(100% - 40px,var(--max-width));margin:0 auto}.site-header{display:flex;align-items:center;justify-content:space-between;padding:28px 0 24px;margin-bottom:24px;border-bottom:1px solid var(--line)}.brand{text-decoration:none;color:var(--text-strong);display:flex;align-items:baseline;gap:8px;border:none}.brand:hover{color:var(--text-strong)}.brand-mark{color:var(--accent);font-family:var(--font-mono);font-size:1.25rem;font-weight:600}.brand-text{font-size:1.05rem;font-weight:700;letter-spacing:-.01em}.primary-nav{display:flex;align-items:center;gap:4px}.nav-link{padding:6px 12px;color:var(--text-mid);font-size:.85rem;font-weight:500;text-decoration:none;border-radius:var(--radius-sm);border:1px solid transparent;transition:all .15s ease}.nav-link:hover{color:var(--text-strong);background:var(--panel-tinted);border-color:transparent}.nav-link.is-active{color:var(--accent);background:var(--accent-soft);border-color:#b8a4ff33}.lang-toggle{font-family:var(--font-mono);font-size:.78rem;margin-left:8px;padding-left:14px;border-left:1px solid var(--line);border-radius:0}.eyebrow{color:var(--accent);font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;margin-bottom:12px}h1,h2,h3,h4{color:var(--text-strong);line-height:1.2;margin:0;letter-spacing:-.02em}h1{font-weight:800}h2,h3,h4{font-weight:700}.page-title{font-size:clamp(2.4rem,5vw,3.4rem);font-weight:800;letter-spacing:-.035em;line-height:1.08;margin-bottom:18px;color:var(--text-strong)}.lead{font-size:clamp(1rem,1.6vw,1.15rem);color:var(--text-mid);line-height:1.65;max-width:640px;margin-bottom:28px}.lead code{background:var(--panel-tinted);border:1px solid var(--line);padding:1px 6px;border-radius:4px;font-family:var(--font-mono);font-size:.88em;color:var(--cyan)}.section{margin-top:80px}.section-heading{margin-bottom:32px;border-bottom:1px solid var(--line);padding-bottom:16px}.section-heading h2{font-size:1.55rem}.doc-head{margin-bottom:36px;padding-bottom:24px;border-bottom:1px solid var(--line)}.meta-row{font-size:13px;color:var(--text-dim);display:flex;gap:16px;flex-wrap:wrap;margin-top:12px}.meta-row b{color:var(--text-mid);font-weight:500}.card{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;transition:border-color .2s ease,transform .2s ease;position:relative;overflow:hidden}.card:hover{border-color:var(--line-strong)}.tag-list{display:flex;flex-wrap:wrap;gap:6px;margin-top:16px}.tag{font-size:11px;font-family:var(--font-mono);font-weight:500;color:var(--text-mid);background:#ffffff0a;border:1px solid var(--line);padding:2px 8px;border-radius:4px;letter-spacing:.02em}.fade-up{animation:fade-in-up .7s cubic-bezier(.16,1,.3,1) both}@keyframes fade-in-up{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.site-footer{margin-top:96px;padding:28px 0;border-top:1px solid var(--line)}.site-footer-inner{display:flex;justify-content:space-between;align-items:center}.copyright{color:var(--text-dim);font-family:var(--font-mono);font-size:12px;margin:0;letter-spacing:.02em}@media(max-width:768px){.site-header{flex-direction:column;align-items:flex-start;gap:14px}.primary-nav{margin-left:-8px}.section{margin-top:64px}}