:root { font-family: Inter, Arial, sans-serif; color: #0f172a; background: #f8fafc; }
* { box-sizing: border-box; }
body { margin: 0; line-height: 1.6; }
a { color: inherit; }
.topbar { background: #071426; color: #fff; padding: 16px 24px; }
.topbar-inner, main, footer { max-width: 1120px; margin: auto; }
.brand { font-weight: 900; font-size: 1.25rem; text-decoration: none; letter-spacing: -.04em; }
.brand span { color: #60a5fa; }
.back { float: right; color: #dbeafe; text-decoration: none; font-weight: 700; }
.hero { background: linear-gradient(125deg, #0f172a, #1d4ed8); color: #fff; padding: 76px 24px; }
.eyebrow { color: #bfdbfe; font-weight: 800; text-transform: uppercase; letter-spacing: .09em; font-size: .78rem; }
h1 { font-size: clamp(2rem, 5vw, 3.6rem); line-height: 1.08; max-width: 820px; margin: 12px 0 18px; }
.hero p { max-width: 720px; color: #e2e8f0; font-size: 1.08rem; }
.button { display: inline-block; margin-top: 12px; background: #25d366; color: #062b15; padding: 14px 20px; border-radius: 10px; font-weight: 800; text-decoration: none; }
main { padding: 48px 24px 64px; }
.grid { display: grid; grid-template-columns: 1.45fr .85fr; gap: 32px; }
.card { background: #fff; border: 1px solid #e2e8f0; border-radius: 16px; padding: 28px; box-shadow: 0 8px 22px rgba(15, 23, 42, .05); }
h2 { line-height: 1.2; margin-top: 0; font-size: 1.55rem; }
h3 { margin-bottom: 6px; }
li { margin-bottom: 8px; }
.note { background: #eff6ff; border-left: 4px solid #2563eb; padding: 14px 16px; border-radius: 0 8px 8px 0; }
.links { display: grid; gap: 10px; margin-top: 12px; }
.links a { color: #1d4ed8; font-weight: 700; }
footer { padding: 30px 24px 45px; color: #475569; font-size: .9rem; text-align: center; }
@media (max-width: 720px) { .grid { grid-template-columns: 1fr; } .back { display: none; } .hero { padding: 52px 24px; } }