:root{
  --bg:#FAF7F2;          /* cream */
  --panel:#FFFFFF;      /* cards */
  --muted:#6B7280;      /* secondary text */
  --text:#1F2933;       /* primary text */
  --brand:#9A5A1F;      /* logo brown */
  --accent:#2F6F5E;     /* muted green */
  --ring:rgba(154,90,31,.25);
  --radius:14px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,Helvetica,Arial,sans-serif;
  background:
    radial-gradient(1300px 800px at -10% -10%, rgba(167,139,250,.25), transparent 55%),
    radial-gradient(1300px 800px at 110% 10%, rgba(34,211,238,.22), transparent 55%),
    var(--bg);
  color:var(--text);
  line-height:1.7;
}
.container{max-width:1080px;margin:0 auto;padding:0 20px}
header{position:sticky;top:0;z-index:50;backdrop-filter:saturate(160%) blur(8px);
  background:rgba(15,23,42,.72);border-bottom:1px solid rgba(148,163,184,.15)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);font-weight:800;letter-spacing:.2px}
.logo{width:40px;height:40px;object-fit:contain;}
.links{display:flex;gap:16px;flex-wrap:wrap}
.links a{color:var(--text);opacity:.85;text-decoration:none;padding:8px 12px;border-radius:12px}
.links a:hover{opacity:1;background:rgba(148,163,184,.12)}
.hero{padding:72px 0 36px}
.title{font-size:clamp(30px,5.5vw,52px);line-height:1.1;margin:0 0 8px;font-weight:900}
.subtitle{margin:0 0 26px;color:var(--muted)}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}
.btn{appearance:none;border:0;padding:12px 18px;border-radius:14px;font-weight:800;cursor:pointer;text-decoration:none;display:inline-block}
.btn.primary{background:linear-gradient(135deg,var(--brand),var(--accent));color:white;box-shadow:0 10px 24px var(--ring)}
.btn.ghost{background:rgba(148,163,184,.12);color:var(--text)}
section{padding:40px 0}
h2{font-size:clamp(22px,3.6vw,30px);margin:0 0 12px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}
.card{background:rgba(17,24,39,.78);border:1px solid rgba(148,163,184,.18);padding:20px;border-radius:var(--radius);box-shadow:0 10px 28px rgba(0,0,0,.35)}
.card h3{margin:0 0 6px}
footer{border-top:1px solid rgba(148,163,184,.15);padding:26px 0;color:var(--muted)}
.kbd{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;background:#0b1220;border:1px solid rgba(148,163,184,.25);padding:2px 6px;border-radius:8px}
.notice{border-left:4px solid var(--brand);padding:12px 14px;background:rgba(34,211,238,.08);border-radius:12px;margin:12px 0}
ul.chevrons{list-style:none;padding:0;margin:0}
ul.chevrons li{padding-left:18px;position:relative;margin:8px 0}
ul.chevrons li::before{content:'›';position:absolute;left:0;top:0;color:var(--brand)}
table{width:100%;border-collapse:collapse}
th,td{border-bottom:1px solid rgba(148,163,184,.18);padding:10px 8px;text-align:left;vertical-align:top}
small.muted{color:var(--muted)}
@media (max-width:640px){.links{display:none}}