:root{color-scheme:dark;--bg:#10130f;--panel:#181d17;--panel-2:#20271d;--ink:#eff7ea;--muted:#aebaa8;--lime:#b9ff38;--line:#364131;--max:1180px;--radius:18px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 85% 0,#26301d 0,transparent 34rem),var(--bg);color:var(--ink);font:16px/1.7 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}a{color:inherit;text-decoration-color:#718663;text-underline-offset:.25em}a:hover{color:var(--lime)}img{display:block;max-width:100%;height:auto}.skip-link{position:absolute;left:-999px;top:1rem}.skip-link:focus{left:1rem;z-index:20;background:var(--lime);color:#10130f;padding:.6rem 1rem;border-radius:.5rem}.site-header{max-width:var(--max);margin:auto;padding:1.2rem 1.5rem;display:flex;align-items:center;justify-content:space-between;gap:2rem;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:.7rem;text-decoration:none;font-weight:800;letter-spacing:.02em}.brand-mark{display:grid;place-items:center;width:2.2rem;height:2.2rem;border-radius:50%;background:var(--lime);color:#111}.site-nav{display:flex;flex-wrap:wrap;gap:.45rem 1.2rem}.site-nav a{text-decoration:none;color:var(--muted);font-size:.92rem}.hero{max-width:var(--max);margin:3.5rem auto 2rem;padding:0 1.5rem;display:grid;grid-template-columns:minmax(0,1fr) minmax(320px,.9fr);gap:3rem;align-items:center}.hero h1,.article-header h1{font-size:clamp(2.5rem,7vw,5.8rem);line-height:.98;letter-spacing:-.055em;margin:.5rem 0 1.2rem}.hero p{max-width:62ch}.eyebrow{color:var(--lime);font-size:.78rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase}.hero-actions{display:flex;align-items:center;gap:1rem;margin-top:1.5rem}.button{display:inline-flex;padding:.78rem 1.15rem;border-radius:999px;background:var(--lime);color:#121611;text-decoration:none;font-weight:800}.text-link{font-weight:700}.hero-visual{border-radius:var(--radius);border:1px solid #4a5b42;background:#171c16;box-shadow:0 22px 80px #0008}.section{max-width:var(--max);margin:4rem auto;padding:0 1.5rem}.section-head{display:flex;align-items:end;justify-content:space-between;border-bottom:1px solid var(--line);margin-bottom:1.4rem}.section h2{font-size:clamp(1.7rem,4vw,2.5rem)}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.card{min-width:0;background:linear-gradient(145deg,var(--panel),var(--panel-2));border:1px solid var(--line);border-radius:var(--radius);padding:1.3rem}.card h3{margin:.25rem 0 .65rem;font-size:1.12rem}.card p:last-child{color:var(--muted);margin-bottom:0}.article-shell{max-width:840px;margin:2rem auto 5rem;padding:0 1.5rem}.breadcrumbs{display:flex;gap:.55rem;color:var(--muted);font-size:.9rem}.article-header{padding:3.5rem 0 2rem}.article-header h1{font-size:clamp(2.4rem,7vw,4.8rem)}.dek{font-size:1.18rem;color:#cbd6c5}.meta{color:var(--muted);font-size:.9rem}.article-visual{margin:0 0 3rem}.content-section{margin:3rem 0}.content-section h2,.note h2{font-size:1.6rem}.checklist{display:grid;gap:.75rem;padding-left:1.4rem}.checklist li{padding:.7rem 1rem;background:var(--panel);border-left:3px solid var(--lime)}.note{margin:3rem 0;padding:1.3rem 1.5rem;border:1px solid #66834e;border-radius:var(--radius);background:#1a2117}.related{display:grid;gap:.65rem;border-top:1px solid var(--line);padding-top:2rem}.site-footer{max-width:var(--max);margin:4rem auto 0;padding:2.5rem 1.5rem 3rem;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr auto;gap:1rem 3rem;color:var(--muted)}.site-footer nav{display:flex;flex-wrap:wrap;gap:.5rem 1rem}.site-footer>p{grid-column:1/-1}.not-found{max-width:720px;min-height:78vh;margin:auto;padding:10vh 1.5rem;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:1rem}.not-found h1{font-size:clamp(2.5rem,8vw,5rem);margin:0}
@media(max-width:820px){.site-header{align-items:flex-start;flex-direction:column;gap:1rem}.hero{grid-template-columns:1fr;margin-top:2.2rem;gap:1.8rem}.cards{grid-template-columns:repeat(2,minmax(0,1fr))}.site-footer{grid-template-columns:1fr}}
@media(max-width:520px){body{font-size:15px}.site-header,.hero,.section,.article-shell,.site-footer{padding-left:1rem;padding-right:1rem}.site-nav{gap:.55rem .85rem}.cards{grid-template-columns:1fr}.hero-actions{align-items:flex-start;flex-direction:column}.hero h1,.article-header h1{letter-spacing:-.04em}.card{padding:1.1rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}