*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,system-ui,sans-serif;line-height:1.7;color:#2d3436;background:linear-gradient(135deg,#667eea 0%,#1557b0 100%);padding:20px;max-width:800px;margin:auto}
header{background:linear-gradient(135deg,#1a73e8,#1557b0);color:#fff;padding:40px 20px;border-radius:8px;text-align:center}
header h1{font-size:1.8em;color:#fff}
header p{font-size:1.1rem;color:#fff}
nav{margin:20px 0;text-align:center}
nav a{margin-right:20px;color:#1a73e8;font-weight:500;text-decoration:none}
nav a:hover{color:#1a73e8;text-decoration:underline}
main{max-width:800px;margin:40px auto}
.article-content{background:#fff;padding:30px;border-radius:8px;margin:20px 0}
.article-content h2{color:#1a73e8}
.product-box{background:#fff;padding:20px;border-radius:8px;margin:20px 0;box-shadow:0 2px 8px rgba(0,0,0,0.1)}
.product-box h3{color:#1a73e8;margin-top:0}
.product-box p{color:#555}
.product-box a{color:#1a73e8;text-decoration:none}
article{margin-bottom:40px}
footer{text-align:center;color:#666;padding:20px;background:rgba(0,0,0,0.8);color:#fff}
.disclaimer{background:#fff3cd;padding:10px;border-radius:6px;margin:20px 0;color:#856404}
@media(max-width:600px){body{padding:10px}}