*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:#f9fafb;color:#1f2937;line-height:1.6}
.container{max-width:720px;margin:0 auto;padding:0 20px}
header{border-bottom:1px solid #e5e7eb;padding:16px 0;background:#fff}
.logo{font-size:18px;font-weight:700;color:#1f2937;text-decoration:none}
.hero{padding:48px 0 32px;text-align:center}
.hero h1{font-size:32px;margin-bottom:8px}
.hero p{color:#6b7280}
.articles{display:grid;gap:16px;padding-bottom:48px}
article{background:#fff;border:1px solid #e5e7eb;border-radius:8px;padding:24px}
article h2{font-size:18px;margin-bottom:8px;color:#2563eb}
footer{border-top:1px solid #e5e7eb;padding:24px 0;text-align:center;color:#6b7280;font-size:14px}