:root{
  --bg:#f7f9fc;
  --card:#ffffff;
  --text:#1f2937;
  --muted:#6b7280;
  --accent:#f39c12;
  --brand:#0f172a;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:"Segoe UI",Arial,Helvetica,sans-serif;line-height:1.6}
.container{max-width:1100px;margin:0 auto;padding:20px}
.grid{display:grid;gap:20px}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{background:var(--card);border-radius:16px;box-shadow:0 8px 24px rgba(0,0,0,.06);padding:22px;text-decoration:none;color:inherit}
.card h3{margin:0 0 8px}
.card p{margin:0;color:var(--muted)}
a{color:inherit}
a:hover{color:var(--accent)}
header.site-header{background:var(--brand);color:#e5e7eb}
.navbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 20px}
.brand{display:flex;align-items:center;gap:10px}
.brand .logo{width:12px;height:12px;border-radius:50%;background:var(--accent);display:inline-block}
.brand-name{font-weight:700;letter-spacing:.3px}
nav.menu{display:flex;gap:18px;flex-wrap:wrap}
nav.menu a{color:#e5e7eb;text-decoration:none;font-weight:600;padding:6px 10px;border-radius:10px;transition:background .2s}
nav.menu a.active, nav.menu a:hover{background:rgba(255,255,255,.12)}
h1{font-size:2rem;margin:10px 0 20px;text-align:center}
h1 .underline{border-bottom:4px solid var(--accent);padding-bottom:6px}
h2{font-size:1.35rem;margin:18px 0 8px}
.section{margin-top:10px}
.columns{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}
.list{list-style:none;padding:0;margin:0}
.list li{padding:10px 0;border-bottom:1px dashed #e5e7eb}
.list a{text-decoration:none;font-weight:600}
.badge{display:inline-block;font-size:.85rem;background:#eef2ff;color:#334155;padding:4px 8px;border-radius:999px;margin-left:6px}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;margin:12px 0 0}
.btn{background:var(--brand);color:#fff;border:none;padding:10px 14px;border-radius:10px;text-decoration:none;font-weight:600;display:inline-block}
.btn.secondary{background:#e5e7eb;color:#111827}
.btn:hover{opacity:.96}
.video-embed{position:relative;padding-top:56.25%;border-radius:12px;overflow:hidden;background:#000}
.video-embed iframe{position:absolute;inset:0;width:100%;height:100%}
.footer{color:var(--muted);text-align:center;padding:30px 0}