:root{--bg:#fff;--bg-soft:#f4f6fa;--text:#121826;--muted:#566074;--border:#e1e5ee;--accent:#2455e8;--accent-contrast:#fff;--radius:12px;--maxw:1040px;--font:ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;color-scheme:light}:root[data-theme=dark]{--bg:#0d1117;--bg-soft:#151b24;--text:#e8ecf3;--muted:#9aa5b8;--border:#263041;--accent:#7ea1ff;--accent-contrast:#0d1117;color-scheme:dark}*,:before,:after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:76px}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}body{background:var(--bg);color:var(--text);font-family:var(--font);-webkit-font-smoothing:antialiased;margin:0;font-size:1.0625rem;line-height:1.65}img,iframe{max-width:100%;display:block}a{color:var(--accent);text-underline-offset:3px}a:hover{text-decoration-thickness:2px}:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:4px}h1,h2,h3{letter-spacing:-.02em;margin:0 0 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.wrap{flex-wrap:wrap;justify-content:space-between;gap:12px;display:flex}