:root { --ink:#16213a; --muted:#5d6b86; --line:#dfe7f5; --ground:#f4f7fd; --surface:#ffffff; --accent:#1677e8; }
@media (prefers-color-scheme: dark) { :root { --ink:#eef3ff; --muted:#9fb0d0; --line:#22345c; --ground:#050b1c; --surface:#0b1630; --accent:#5aa9ff; } }
* { box-sizing: border-box; }
body { margin:0; background:var(--ground); color:var(--ink); font:16px/1.65 -apple-system, BlinkMacSystemFont, "SF Pro Rounded", "Segoe UI", Roboto, sans-serif; }
.hero { background: radial-gradient(circle at 50% -20%, #2a5fc4 0, #0c1f4a 45%, #050b1c 100%); color:#fff; padding: 44px 22px 60px; border-radius: 0 0 32px 32px; }
.hero-inner { max-width: 720px; margin: 0 auto; display:flex; gap:18px; align-items:center; }
.logo { width: 84px; height: 84px; border-radius: 20px; flex: none; box-shadow: 0 10px 30px rgba(22,140,255,.45); }
.hero h1 { font-size: 32px; line-height:1.15; margin:0; letter-spacing:-.01em; }
.hero .sub { margin: 4px 0 0; font-size:16px; opacity:.9; }
main { max-width: 720px; margin: -30px auto 0; padding: 0 22px 72px; }
section { background:var(--surface); border:1px solid var(--line); border-radius:18px; padding: 6px 24px 20px; margin-top: 18px; box-shadow: 0 6px 20px rgba(5,20,60,.07); }
h2 { font-size: 19px; margin: 26px 0 6px; }
a { color: var(--accent); font-weight: 600; }
.muted { color: var(--muted); font-size: 14px; }
.pill { display:inline-block; background: rgba(255,255,255,.18); border-radius: 999px; padding: 3px 12px; font-size: 13px; font-weight: 700; margin-top: 10px; }
footer { text-align:center; margin-top: 28px; }