body{margin:0;font-family:Arial,Helvetica,sans-serif;color:#172033;background:#fff;line-height:1.7}
header{background:linear-gradient(120deg,rgba(10,32,48,.86),rgba(15,118,110,.72)),url('https://images.unsplash.com/photo-1579154204601-01588f351e67?auto=format&fit=crop&w=1600&q=80') center/cover;color:#fff;padding:88px 22px}
.wrap{max-width:1100px;margin:auto}.hero{max-width:850px}h1{font-size:clamp(36px,6vw,68px);line-height:1.05;margin:0 0 22px}h2{font-size:32px;line-height:1.2;margin-top:48px}h3{font-size:22px;margin-top:28px}.tag{display:inline-block;border:1px solid rgba(255,255,255,.45);border-radius:99px;padding:7px 13px;font-weight:700;font-size:13px;margin-bottom:20px}
main{max-width:1100px;margin:auto;padding:54px 22px;display:grid;grid-template-columns:1fr 300px;gap:48px}.lead{font-size:21px;color:#334155}.box{background:#f4f8fb;border-left:5px solid #0f766e;padding:22px;margin:28px 0}
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.card{border:1px solid #dbe5ec;border-radius:8px;padding:20px}.card b{display:block;margin-bottom:8px}
table{width:100%;border-collapse:collapse;margin:24px 0;border:1px solid #dbe5ec}th,td{padding:15px;border-bottom:1px solid #dbe5ec;text-align:left;vertical-align:top}th{background:#f4f8fb}
.cta{background:#102a43;color:#fff;border-radius:8px;padding:30px;margin:42px 0}.cta a{display:inline-block;background:#14b8a6;color:#06231f;font-weight:700;padding:12px 18px;border-radius:8px;text-decoration:none}
aside{position:sticky;top:24px;align-self:start}.side{border:1px solid #dbe5ec;border-radius:8px;padding:20px;background:#fff}a{color:#0f766e;text-decoration:none}a:hover{text-decoration:underline}
footer{background:#f4f8fb;border-top:1px solid #dbe5ec;padding:28px 22px;color:#64748b}
@media(max-width:850px){main{grid-template-columns:1fr}.grid{grid-template-columns:1fr}aside{position:static}}