:root {
  color-scheme: light;
  --ink: #122033;
  --muted: #607086;
  --line: #dce4ec;
  --paper: #ffffff;
  --wash: #f4f7fa;
  --accent: #1768e5;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--wash);
  color: var(--ink);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
header, main, footer { width: min(760px, calc(100% - 40px)); margin-inline: auto; }
header { padding: 56px 0 26px; }
.eyebrow { color: var(--accent); font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
h1 { margin: 8px 0 10px; font-size: clamp(34px, 7vw, 52px); line-height: 1.08; letter-spacing: -.035em; }
h2 { margin-top: 34px; font-size: 22px; letter-spacing: -.015em; }
p, li { color: #334359; }
.lede { max-width: 650px; color: var(--muted); font-size: 18px; }
.card { margin-bottom: 28px; padding: 28px; border: 1px solid var(--line); border-radius: 20px; background: var(--paper); box-shadow: 0 12px 32px rgba(22, 42, 68, .06); }
.links { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin-top: 24px; }
.links a { padding: 15px 16px; border: 1px solid var(--line); border-radius: 14px; color: var(--ink); font-weight: 650; text-decoration: none; }
.links a:hover { border-color: var(--accent); color: var(--accent); }
a { color: var(--accent); }
.meta { color: var(--muted); font-size: 14px; }
.notice { padding: 16px 18px; border-left: 4px solid var(--accent); border-radius: 10px; background: #edf5ff; }
footer { padding: 8px 0 48px; color: var(--muted); font-size: 13px; }
ul { padding-left: 22px; }
@media (max-width: 520px) { header { padding-top: 36px; } .card { padding: 21px; border-radius: 16px; } }