:root{
  --bg:#ffffff; --muted:#6b7280; --accent:#0ea37f; --card:#f8fafc; --wrap:1100px;
}
*{box-sizing:border-box}
body{font-family:Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial; background:var(--bg); color:#0f172a; margin:0}
.wrap{max-width:var(--wrap); margin:0 auto; padding:24px}
.site-header{border-bottom:1px solid #e6eef0}
.site-header h1{margin:0;font-size:20px}
.tagline{color:var(--muted);margin:6px 0 0}
.hero{padding:28px 0}
.hero h2{margin:0 0 8px;font-size:28px}
.hero p{color:var(--muted)}
.cta{display:inline-block;margin-top:12px;padding:10px 16px;background:var(--accent);color:#fff;border-radius:8px;text-decoration:none}
.plans{display:flex;gap:16px;flex-wrap:wrap;margin-top:16px}
.plan{flex:1 1 280px;background:var(--card);padding:18px;border-radius:10px;border:1px solid #e6eef0}
.plan h3{margin:0 0 6px}
.plan .price{font-weight:700;margin:6px 0}
.plan ul{margin:8px 0 12px 18px;color:var(--muted)}
.plan .btn{display:inline-block;padding:8px 12px;border-radius:8px;background:#fff;border:1px solid #ddd;text-decoration:none;color:var(--accent)}
.plan.highlighted{box-shadow:0 6px 20px rgba(14,163,127,0.08);border-color:rgba(14,163,127,0.12)}
.details{margin-top:24px;padding:16px;background:#fff;border-radius:8px;border:1px solid #eef2f6}
.site-footer{border-top:1px solid #e6eef0;margin-top:40px;padding:16px;color:var(--muted)}