:root{font-family:system-ui,-apple-system,Segoe UI,sans-serif;color:#172033;background:#f4f6f8}*{box-sizing:border-box}body{margin:0;min-height:100vh;display:flex;flex-direction:column}.gate-page{align-items:center;justify-content:center;padding:24px;background:linear-gradient(135deg,#172033,#394b72)}.gate-card{width:min(100%,480px);padding:48px 32px;text-align:center;background:#fff;border-radius:18px;box-shadow:0 20px 60px #0005}.gate-card h1{margin-top:0;font-size:clamp(2rem,6vw,3.2rem)}.button-row{display:flex;gap:14px;justify-content:center;margin-top:30px;flex-wrap:wrap}.button{display:inline-block;min-width:120px;padding:13px 24px;border-radius:8px;text-decoration:none;font-weight:700}.primary{background:#1769e0;color:#fff}.secondary{background:#e7ebf0;color:#172033}.site-header{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:18px clamp(20px,5vw,70px);background:#172033;color:#fff;flex-wrap:wrap}.logo{font-size:1.2rem;font-weight:800;color:#fff;text-decoration:none}.site-header nav{display:flex;gap:18px;flex-wrap:wrap}.site-header nav a,.back-link{color:inherit;text-decoration:none}.site-header nav a:hover,.back-link:hover{text-decoration:underline}.content{width:min(1100px,calc(100% - 40px));margin:50px auto;flex:1}.content h1{font-size:clamp(2rem,5vw,3.5rem)}.media-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}.placeholder{min-height:180px;display:grid;place-items:center;padding:20px;background:#dfe5ec;border:2px dashed #9aa8ba;border-radius:12px;text-align:center}.link-list{padding-left:20px}.link-list li{margin:14px 0}footer{padding:24px clamp(20px,5vw,70px);background:#172033;color:#fff}