:root{
  --teal:#0FB5B3;
  --charcoal:#1F2937;
  --muted:#6B7280;
  --bg:#FFFFFF;
  --light:#F8FAFC;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--charcoal);}
a{color:var(--charcoal);text-decoration:none}
a:hover{opacity:.85}
.container{max-width:1100px;margin:0 auto;padding:0 16px}
.header{position:sticky;top:0;background:#fff;border-bottom:1px solid #e5e7eb;z-index:10}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.nav .menu{display:flex;gap:16px;align-items:center}
.nav .menu a{padding:8px 10px;border-radius:10px}
.nav .menu a.active, .btn-primary{background:var(--teal);color:#fff}
.btn-primary{display:inline-block;padding:10px 14px;border-radius:12px;font-weight:600}
.hero{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;padding:28px 0;border-bottom:1px solid #e5e7eb}
.hero-card{background:var(--light);padding:24px;border-radius:18px}
.kicker{color:var(--teal);text-transform:uppercase;font-size:12px;letter-spacing:.08em;font-weight:700}
.hero h1{margin:6px 0 8px;font-size:28px}
.meta{color:var(--muted);font-size:14px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding:24px 0}
.card{border:1px solid #e5e7eb;border-radius:16px;overflow:hidden;background:#fff;display:flex;flex-direction:column}
.card .thumb{height:140px;background:linear-gradient(135deg,#ecfeff,#cffafe)}
.card .content{padding:14px;display:flex;flex-direction:column;gap:6px}
.badge{display:inline-block;background:#ecfeff;color:#0e7490;padding:4px 8px;border-radius:999px;font-size:12px;font-weight:700}
.card h3{margin:2px 0 6px;font-size:18px}
.footer{border-top:1px solid #e5e7eb;padding:24px 0;margin-top:24px;color:var(--muted);font-size:14px}
.post{max-width:780px;margin:0 auto;padding:24px 0 48px}
.post h1{font-size:34px;margin:10px 0}
.post .post-meta{color:var(--muted);font-size:14px;margin-bottom:16px}
.post img{max-width:100%;border-radius:12px}
.post h2{margin-top:24px}
.inline-disclosure{background:#f1f5f9;padding:12px 16px;border-radius:12px;font-size:14px;color:#334155}
@media (max-width:900px){
  .hero{grid-template-columns:1fr}
  .grid{grid-template-columns:1fr 1fr}
}
@media (max-width:600px){
  .grid{grid-template-columns:1fr}
}