:root{--bg: #fbfbf9;--surface: #ffffff;--ink: #1b2420;--ink-2: #52605a;--line: #e3e7e4;--brand: #0e7a4a;--brand-ink: #0a5c38;--accent: #f59e0b;--radius: 12px;--maxw: 72rem}@media(prefers-color-scheme:dark){:root{--bg: #101512;--surface: #171d19;--ink: #e8efe9;--ink-2: #9fb0a6;--line: #263029;--brand: #34c07c;--brand-ink: #6fdca6}}*{box-sizing:border-box}html{color-scheme:light dark}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink);line-height:1.65}a{color:var(--brand-ink)}a:hover{text-decoration-thickness:2px}img{max-width:100%;height:auto}.wrap{max-width:var(--maxw);margin:0 auto;padding:0 1.25rem}header.site{border-bottom:1px solid var(--line);background:var(--surface)}header.site .wrap{display:flex;align-items:center;gap:1.5rem;min-height:64px;flex-wrap:wrap}.logo{display:flex;align-items:center;gap:.55rem;font-weight:800;font-size:1.25rem;color:var(--ink);text-decoration:none;letter-spacing:-.02em}.logo svg{width:28px;height:28px}nav.main{display:flex;gap:.25rem;flex-wrap:wrap}nav.main a{padding:.45rem .8rem;border-radius:8px;text-decoration:none;color:var(--ink-2);font-weight:600;font-size:.95rem}nav.main a:hover,nav.main a[aria-current=page]{color:var(--brand-ink);background:color-mix(in srgb,var(--brand) 10%,transparent)}main{padding:2rem 0 4rem}h1{font-size:clamp(1.7rem,4vw,2.4rem);letter-spacing:-.02em;line-height:1.2}h2{margin-top:2.2rem;letter-spacing:-.01em}.hub-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1rem;padding:0;list-style:none}.hub-grid a{display:block;padding:1.15rem 1.25rem;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);text-decoration:none;color:var(--ink)}.hub-grid a:hover{border-color:var(--brand)}.hub-grid strong{color:var(--brand-ink)}.hub-grid span{display:block;margin-top:.35rem;color:var(--ink-2);font-size:.92rem}footer.site{border-top:1px solid var(--line);padding:2rem 0 3rem;color:var(--ink-2);font-size:.9rem}footer.site nav{display:flex;gap:1.2rem;flex-wrap:wrap;margin-bottom:.8rem}footer.site a{color:var(--ink-2)}article.prose{max-width:46rem}article.prose table{border-collapse:collapse;width:100%;display:block;overflow-x:auto}article.prose th,article.prose td{border:1px solid var(--line);padding:.5rem .7rem;text-align:left}.buybox{margin:1.6rem 0;padding:1.1rem 1.25rem;border:1px solid color-mix(in srgb,var(--brand) 40%,var(--line));border-left:4px solid var(--brand);border-radius:var(--radius);background:var(--surface)}.buybox .bb-title{margin:0 0 .25rem;font-weight:700}.buybox .bb-note{margin:0 0 .8rem;color:var(--ink-2);font-size:.92rem}.buybox .bb-cta{display:inline-block;padding:.6rem 1.1rem;border-radius:9px;background:var(--brand);color:#fff;font-weight:700;text-decoration:none}.buybox .bb-cta:hover{filter:brightness(1.08)}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}