body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Microsoft YaHei,sans-serif;background:#f8fafc;color:#333}.container{max-width:1100px;margin:auto;padding:24px}.hero{background:#F0FAFF;padding:30px;border-radius:20px}h1,h2{color:#2563EB}h2{margin-top:40px}.card{background:white;border-radius:16px;padding:20px;margin:15px 0;box-shadow:0 5px 20px rgba(0,0,0,.05)}.tag{color:#10B981}a{color:#2563EB;text-decoration:none}.search{width:100%;padding:14px;border-radius:12px;border:1px solid #ddd;font-size:16px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));grid-gap:15px;gap:15px}