:root{--bg:#fff;--accent:#111827;--cta:#ef4444;--muted:#6b7280}
*{box-sizing:border-box}
body{font-family:Inter, system-ui, -apple-system, 'Segoe UI', Roboto, Arial; margin:0; color:var(--accent); background:var(--bg); -webkit-font-smoothing:antialiased}
.container{max-width:1000px;margin:0 auto;padding:20px}
.header{display:flex;align-items:center;justify-content:space-between;padding:16px 0;border-bottom:1px solid #f3f4f6}
.logo{font-weight:800;font-size:20px}
.nav a{margin-left:14px;text-decoration:none;color:var(--muted);font-weight:600}
.hero{padding:30px;background:linear-gradient(180deg,#f8fafc,white);border-radius:10px;margin:18px 0}
.cta{display:inline-block;padding:12px 18px;background:var(--cta);color:white;border-radius:8px;text-decoration:none;font-weight:700}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
.card{background:#fff;padding:16px;border-radius:10px;box-shadow:0 6px 18px rgba(15,23,42,0.03)}
.ad-spot{background:#f1f5f9;padding:12px;border-radius:8px;text-align:center;color:var(--muted);font-weight:700}
.footer{padding:20px;text-align:center;color:var(--muted);font-size:14px;border-top:1px solid #f3f4f6;margin-top:28px}
.popup{position:fixed;right:20px;bottom:20px;background:white;padding:14px 16px;border-radius:10px;box-shadow:0 10px 30px rgba(2,6,23,0.12);width:300px}
.small{color:var(--muted);font-size:13px}
.badge{display:inline-block;background:#f8fafc;padding:6px 8px;border-radius:999px;font-weight:700;color:#0f172a;margin-bottom:8px}