:root{--bg:#ffffff;--fg:#0f172a;--muted:#475569;--soft:#f1f5f9;--border:rgba(15,23,42,.10);--brand:#0ea5e9;--brand2:#22c55e;--shadow:0 10px 30px rgba(2,6,23,.08);--radius:16px;--max:1120px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial;line-height:1.6;color:var(--fg);background:linear-gradient(180deg,#fff 0%,#fff 60%,#f8fafc 100%)}
a{color:inherit;text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}
.container{max-width:var(--max);margin:0 auto;padding:0 20px}
.skip-link{position:absolute;left:-999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{left:16px;top:16px;width:auto;height:auto;background:#fff;border:1px solid var(--border);padding:10px 12px;border-radius:10px;z-index:9999;box-shadow:var(--shadow)}

.domain-banner{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--border)}
.domain-banner .wrap{display:flex;gap:12px;align-items:center;justify-content:space-between;padding:10px 0}
.domain-banner .msg{font-weight:700}
.domain-banner form{margin:0}
.domain-banner button{appearance:none;border:1px solid var(--border);background:var(--soft);color:var(--fg);padding:9px 14px;border-radius:12px;font-weight:700;cursor:pointer}
.domain-banner button:hover{background:#eaf2f8}

.header{position:sticky;top:52px;z-index:40;background:rgba(255,255,255,.85);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--border)}
.header .bar{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:16px}
.brand{display:flex;align-items:center;gap:10px}
.brand-mark{width:38px;height:38px;border-radius:14px;background:linear-gradient(135deg,var(--brand),#38bdf8);box-shadow:0 10px 20px rgba(14,165,233,.25)}
.brand-name{display:flex;flex-direction:column;line-height:1.1}
.brand-name strong{font-size:15px}
.brand-name span{font-size:12px;color:var(--muted)}

.nav{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.nav a{padding:10px 10px;border-radius:12px;color:var(--muted);font-weight:600}
.nav a[aria-current="page"]{background:var(--soft);color:var(--fg)}

.nav-toggle{display:none;appearance:none;border:1px solid var(--border);background:#fff;border-radius:12px;padding:10px 12px;font-weight:700}

.hero{padding:28px 0 12px}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;align-items:stretch}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}
.hero-copy{padding:22px}
.kicker{display:inline-flex;align-items:center;gap:8px;background:rgba(34,197,94,.10);color:#166534;border:1px solid rgba(34,197,94,.18);padding:6px 10px;border-radius:999px;font-weight:700;font-size:12px}
.h1{margin:12px 0 8px;font-size:40px;letter-spacing:-.02em;line-height:1.15}
.lead{margin:0;color:var(--muted);font-size:16px}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:14px;padding:11px 14px;font-weight:800;border:1px solid var(--border);background:var(--soft)}
.btn.primary{background:linear-gradient(135deg,var(--brand),#38bdf8);color:#00243a;border-color:transparent}
.btn.primary:hover{text-decoration:none;filter:brightness(1.03)}
.btn:hover{text-decoration:none}

.hero-media{overflow:hidden}
.hero-media figure{margin:0}
.hero-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/12}

.section{padding:26px 0}
.section h2{margin:0 0 10px;font-size:26px;letter-spacing:-.01em}
.section p{margin:0;color:var(--muted)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:14px}
.tile{padding:16px}
.tile h3{margin:0 0 6px;font-size:16px}
.tile p{margin:0;color:var(--muted);font-size:14px}

.media-split{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:center;margin-top:14px}
.media-split .img{border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow)}
.media-split img{width:100%;height:auto}

.breadcrumbs{font-size:13px;color:var(--muted);padding:14px 0 0}
.breadcrumbs a{color:var(--muted)}

.prose{padding:18px}
.prose h1{margin:6px 0 10px;font-size:30px;letter-spacing:-.01em}
.prose h2{margin:18px 0 10px;font-size:22px}
.prose h3{margin:14px 0 8px;font-size:16px}
.prose p{margin:0 0 10px;color:var(--muted)}
.prose ul{margin:0 0 12px;padding-left:18px;color:var(--muted)}
.prose li{margin:6px 0}

.faq{margin-top:10px}
.faq details{border:1px solid var(--border);border-radius:14px;background:#fff;margin:10px 0;box-shadow:0 8px 22px rgba(2,6,23,.05)}
.faq summary{cursor:pointer;padding:12px 14px;font-weight:800}
.faq .a{padding:0 14px 12px;color:var(--muted)}

.blog-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:14px}
.post-card{overflow:hidden}
.post-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.post-card .meta{padding:14px}
.post-card .meta h3{margin:0 0 6px}
.post-card .meta p{margin:0;color:var(--muted);font-size:14px}

.footer{border-top:1px solid var(--border);padding:24px 0 40px;background:#fff;margin-top:18px}
.footer .cols{display:grid;grid-template-columns:1.2fr .8fr;gap:18px;align-items:start}
.small{font-size:12px;color:var(--muted)}

@media (max-width: 920px){
  .hero-grid{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr}
  .media-split{grid-template-columns:1fr}
  .blog-list{grid-template-columns:1fr}
  .header{top:52px}
  .nav{display:none;width:100%;padding-bottom:12px}
  .nav.open{display:flex}
  .nav-toggle{display:inline-flex}
  .header .bar{flex-wrap:wrap}
}