body{font-family:system-ui,Arial;margin:0;color:#111;background:#fff}
a{text-decoration:none;color:inherit}
.container{max-width:1100px;margin:0 auto;padding:24px}
header{border-bottom:1px solid #e5e5e5;position:sticky;top:0;background:#fff;z-index:10}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 24px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:40px;width:auto}
@media (min-width:768px){.brand img{height:48px}}
.nav a{margin-left:12px;font-weight:600}
.nav a:hover{text-decoration:underline}
.social{display:flex;align-items:center;gap:12px;margin-left:12px}
.social a{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border:1px solid #111;border-radius:50%}
.social a:hover{background:#111;color:#fff}
.social svg{width:14px;height:14px}
.hero{text-align:center;padding:56px 24px}
.hero .logo{max-width:420px;width:70%;height:auto;margin:0 auto 16px;display:block}
.hero h1{font-size:36px;margin:8px 0}
.hero p{color:#666;max-width:720px;margin:0 auto}
.cta{display:flex;gap:12px;justify-content:center;margin-top:20px;flex-wrap:wrap}
.button{border:1px solid #111;padding:12px 18px;border-radius:8px;font-weight:600}
.button.primary{background:#111;color:#fff}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.card{border:1px solid #e5e5e5;border-radius:12px;overflow:hidden;background:#fff}
.card img{display:block;width:100%;height:200px;object-fit:cover}
.card .content{padding:12px 14px}
h2{font-size:28px;margin:24px 0 12px}
.section{padding:32px 0}
footer{border-top:1px solid #e5e5e5;color:#444}
footer .foot{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 24px;flex-wrap:wrap}
.notice{font-size:13px;color:#666;margin-top:8px}
footer .social-links a{margin-right:12px;text-decoration:underline}