:root {
  color-scheme: light;
  --ink: #142235;
  --muted: #526176;
  --surface: #ffffff;
  --ground: #eef3f8;
  --line: #cfd9e5;
  --accent: #175c73;
  --accent-dark: #0e4154;
}

* { box-sizing: border-box; }

html { background: var(--ground); }

body {
  margin: 0;
  color: var(--ink);
  background: linear-gradient(135deg, #f8fbfe 0%, var(--ground) 52%, #e4edf5 100%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.6;
}

a { color: var(--accent-dark); text-underline-offset: 0.16em; }
a:hover { color: #092e3d; }

.shell { width: min(100% - 2rem, 48rem); margin: 0 auto; }

header { padding: 2rem 0 1.25rem; }

.brand {
  color: var(--ink);
  font-size: 1.08rem;
  font-weight: 750;
  letter-spacing: -0.015em;
  text-decoration: none;
}

nav { display: flex; flex-wrap: wrap; gap: 0.75rem 1.1rem; margin-top: 1rem; }
nav a { font-size: 0.94rem; }

main {
  min-height: calc(100vh - 13rem);
  padding: 2.5rem 0 4rem;
}

.card {
  padding: clamp(1.5rem, 5vw, 3.25rem);
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  border: 1px solid var(--line);
  border-radius: 1rem;
  box-shadow: 0 1.25rem 3.5rem rgb(24 47 70 / 8%);
}

.eyebrow {
  margin: 0 0 0.6rem;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 750;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

h1, h2 { line-height: 1.16; letter-spacing: -0.035em; }
h1 { max-width: 20ch; margin: 0; font-size: clamp(2rem, 7vw, 3.7rem); }
h2 { margin: 2rem 0 0.55rem; font-size: 1.3rem; }
p, li { max-width: 65ch; }
.lead { margin: 1.25rem 0 0; color: var(--muted); font-size: 1.13rem; }
.notice { margin-top: 2rem; padding: 1rem 1.15rem; border-left: 4px solid var(--accent); background: #edf7f9; }

footer { padding: 1.5rem 0 2.5rem; color: var(--muted); font-size: 0.9rem; }
footer p { margin: 0; }

@media (max-width: 32rem) { main { padding-top: 1.25rem; } }