:root{--bg: #0b0f1c;--surface: #121728;--text: #e7eaf3;--heading: #ffffff;--text-muted: #8a93a8;--border: #1e2438;--accent: #f5a623;--accent-hover: #ffb838;--link: #c6cde0;--font-sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", ui-monospace, "SF Mono", "Menlo", monospace;--container: 1080px;--content: 620px;--gutter: 1.75rem;--indent: clamp(0px, 11vw, 150px)}:root[data-theme=light]{--bg: #f7f8fb;--surface: #ffffff;--text: #23293a;--heading: #10131c;--text-muted: #626b80;--border: #e4e7f0;--accent: #e0910f;--accent-hover: #c67d06;--link: #444c60}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{min-height:100vh;background:var(--bg);color:var(--text);font-family:var(--font-sans);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;transition:background .25s ease,color .25s ease}h1,h2,h3,h4{color:var(--heading);line-height:1.2;font-weight:700;letter-spacing:-.02em}a{color:inherit;text-decoration:none}::selection{background:var(--accent);color:#0b0f1c}.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--gutter)}.lead{max-width:var(--content);margin-left:var(--indent);padding:4.5rem 0 6rem}.page-title{font-size:clamp(1.9rem,5vw,2.5rem);margin-bottom:1.25rem}.page-intro{color:var(--text-muted);font-size:1.02rem;max-width:52ch}.ilink{color:var(--link);text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--border);transition:color .15s ease,text-decoration-color .15s ease}.ilink:hover{color:var(--accent);text-decoration-color:var(--accent)}.accent{color:var(--accent)}@media(max-width:720px){.lead{margin-left:0;padding:3rem 0 4rem}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}