:root{--blue:#0B63F6;--ink:#0D172A;--muted:#64748B;--line:#E5ECF7;--soft:#F4F7FC;--max:860px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text",Inter,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:#fff;letter-spacing:-.012em}a{color:inherit}.shell{width:min(var(--max),calc(100% - 40px));margin:0 auto}.nav{height:74px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.94);position:sticky;top:0;z-index:10;backdrop-filter:blur(18px)}.nav .shell{height:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-size:20px;font-weight:900;letter-spacing:-.04em}.brand img{width:42px;height:42px;border-radius:12px}.back{color:#475569;text-decoration:none;font-size:14px;font-weight:800}.hero{padding:78px 0 48px;background:linear-gradient(180deg,#F5F9FF,#fff)}.eyebrow{margin:0 0 14px;color:var(--blue);font-size:12px;font-weight:900;letter-spacing:.17em;text-transform:uppercase}h1{margin:0;font-size:clamp(42px,7vw,68px);line-height:.98;letter-spacing:-.065em}h2{margin:50px 0 12px;font-size:28px;line-height:1.12;letter-spacing:-.04em}h3{margin:28px 0 8px;font-size:19px}.lead{margin:18px 0 0;color:#526174;font-size:19px;line-height:1.55}.updated{display:inline-flex;margin-top:22px;padding:8px 12px;border:1px solid #DCE7F7;border-radius:999px;background:#fff;color:#64748B;font-size:13px;font-weight:800}.content{padding:30px 0 86px}.content p,.content li{color:#475569;font-size:16px;line-height:1.7}.content ul{padding-left:22px}.notice{margin:34px 0;padding:20px 22px;border:1px solid #DCE7F7;border-radius:20px;background:#F5F9FF}.notice strong{display:block;margin-bottom:7px;color:#0F172A}.contact-card{margin-top:46px;padding:26px;border-radius:24px;background:#07111F;color:#fff}.contact-card h2{margin:0;color:#fff}.contact-card p{color:#B8C8DD}.contact-card a{color:#fff;font-weight:850}.footer{padding:34px 0;border-top:1px solid var(--line);color:#64748B;font-size:13px;line-height:1.6}.footer .shell{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}.footer a{text-underline-offset:3px}@media(max-width:640px){.shell{width:calc(100% - 32px)}.nav{height:68px}.back{font-size:13px}.hero{padding:56px 0 36px}h1{font-size:43px}.lead{font-size:17px}.content{padding-bottom:62px}h2{margin-top:42px;font-size:26px}}