:root{--teal:#0f766e;--teal-d:#115e59;--orange:#f97316;--ink:#1f2937;--muted:#6b7280;--bg:#ffffff;--alt:#f8fafc;--line:#e5e7eb;--cream:#fff7ed}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65}
.wrap{max-width:1080px;margin:0 auto;padding:0 16px}
a{color:var(--teal)}a:hover{color:var(--teal-d)}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:9}
.site-header{position:sticky;top:0;z-index:5;background:#fff;border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding-top:10px;padding-bottom:10px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-size:1.25rem;font-weight:600}
.brand img{display:block;height:56px;width:auto}
nav{display:flex;gap:4px;flex-wrap:wrap}
nav a{text-decoration:none;color:var(--ink);padding:6px 10px;border-radius:8px;font-size:.95rem}
nav a:hover{background:var(--alt)}
.notice{background:var(--cream);border-bottom:1px solid #fed7aa;font-size:.85rem;padding:6px 0}
.hero{background:linear-gradient(135deg,var(--teal),#134e4a);color:#fff;padding:56px 0}
.hero h1{font-size:clamp(1.9rem,5vw,3rem);line-height:1.15;margin:0 0 12px}
.lead{font-size:1.15rem;max-width:640px;margin:0 0 20px;opacity:.95}
.btn{display:inline-block;background:var(--orange);color:#fff;text-decoration:none;padding:10px 18px;border-radius:10px;font-weight:600;margin:4px 6px 4px 0}
.btn:hover{background:#ea580c;color:#fff}
.btn.ghost{background:transparent;border:2px solid currentColor;color:#fff}
.page .btn.ghost{color:var(--teal)}
.band{padding:20px 0}
.callout{background:var(--cream);border:1px solid #fed7aa;border-radius:12px;padding:14px 16px}
.page{padding:36px 0}.page.alt{background:var(--alt)}
.page h2{font-size:1.5rem;margin:0 0 14px}
.narrow .wrap{max-width:780px}
.prose h1{font-size:2rem;line-height:1.2;margin:0 0 10px}
.prose h2{font-size:1.25rem;margin:28px 0 8px}
.prose ul{padding-left:22px}
.muted{color:var(--muted)}
.grid3,.grid2{display:grid;gap:16px}
.grid3{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.grid2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}
.card h3{margin:6px 0}.card p{margin:0}
.num{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--teal);color:#fff;font-weight:600}
.chips{list-style:none;padding:0;margin:14px 0 0;display:flex;flex-wrap:wrap;gap:10px}
.chips li{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 14px}
.center{text-align:center}.big{font-size:4rem;font-weight:700;color:var(--orange);margin:0}
.site-footer{background:#0b1f1e;color:#cbd5d1;padding:32px 0 16px;margin-top:24px}
.site-footer a{color:#e5f2ef}
.cols{display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.site-footer ul{list-style:none;padding:0;margin:8px 0 0}.site-footer li{margin:4px 0}
.small{font-size:.85rem}.copy{border-top:1px solid #1f3a38;margin-top:20px;padding-top:12px}
@media (max-width:560px){.brand img{height:46px}.hero{padding:40px 0}nav a{padding:6px 8px}}