@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&display=swap');
:root{font-family:Manrope,Arial,sans-serif;color:#10243b;background:#e8edf1}
*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 8% 4%,#0874c921,transparent 27%),linear-gradient(145deg,#eef2f5,#e3e9ed 48%,#edf1f4);line-height:1.7}
a{color:#0874c9}header{position:sticky;top:0;z-index:2;display:flex;align-items:center;justify-content:space-between;padding:18px max(5vw,24px);background:#e8eef23d;border-bottom:1px solid #1646781a;backdrop-filter:blur(16px)}
.brand{display:flex;align-items:center;gap:12px;color:#10243b;text-decoration:none;font-weight:800;letter-spacing:.08em}.brand i{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,#1474c4 0 45%,#fff 45% 58%,#df2338 58%);box-shadow:0 8px 24px #1a6ea633}.brand b{color:#0874c9}.back{text-decoration:none;font-size:12px;font-weight:800}
main{width:min(920px,calc(100% - 32px));margin:70px auto;padding:clamp(26px,5vw,60px);border:1px solid #ffffffb8;border-radius:28px;background:#ffffff73;box-shadow:0 24px 70px #1b49771a;backdrop-filter:blur(22px)}
.eyebrow{margin:0 0 10px;color:#0874c9;font-size:11px;font-weight:800;letter-spacing:.18em}h1{margin:0;font-size:clamp(42px,7vw,72px);line-height:1;letter-spacing:-.05em}h2{margin:44px 0 10px;font-size:24px;letter-spacing:-.02em}p,li{color:#4f6679;font-size:14px}.updated{margin:16px 0 38px;color:#718494;font-size:12px}.notice{padding:18px;border-left:3px solid #0874c9;background:#e9f2f899}.notice p{margin:0}ul{padding-left:22px}footer{padding:30px;text-align:center;color:#667d90;font-size:11px}@media(max-width:600px){header{padding:14px 16px}.brand{font-size:13px}.back{font-size:0}.back:after{content:"← Site";font-size:12px}main{margin:30px auto;border-radius:20px}}