:root{--blue:#2563eb;--ink:#0f172a;--muted:#526987;--line:#dbe4ee;--soft:#f3f7ff}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:#f7f9fc;font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif}a{color:inherit}.wrap{width:min(1040px,calc(100% - 32px));margin:auto}.nav{background:#fff;border-bottom:1px solid var(--line)}.nav .wrap{min-height:82px;display:flex;align-items:center;justify-content:space-between}.brand{text-decoration:none;font-size:30px;font-weight:900}.brand b{color:#1685ef}.links{display:flex;gap:22px;font-weight:700}.links a{text-decoration:none}.hero{padding:62px 0;background:#173f78;color:#fff}.hero h1{max-width:850px;margin:0;font-size:clamp(36px,5vw,58px);line-height:1.08}.hero p{max-width:760px;font-size:18px;line-height:1.75}.article{padding:48px 0}.content{background:#fff;border:1px solid var(--line);border-radius:22px;padding:clamp(24px,5vw,52px)}h2{margin-top:38px;font-size:28px}h3{margin-top:26px}.content p,.content li{color:var(--muted);font-size:17px;line-height:1.8}.note{padding:18px;border-left:4px solid var(--blue);background:var(--soft)}.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.card{padding:20px;border:1px solid var(--line);border-radius:16px}.related{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.related a{padding:10px 14px;border:1px solid var(--line);border-radius:999px;text-decoration:none;font-weight:700}.foot{padding:28px;text-align:center;color:var(--muted)}@media(max-width:760px){.links{display:none}.cards{grid-template-columns:1fr}}