:root { color-scheme: light; }

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: #2b2f36;
  background: #f7f7f5;
  line-height: 1.55;
}

header {
  background: #1f2a37;
  color: #fff;
  padding: 18px 24px;
}

header .brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.2rem;
  letter-spacing: .02em;
}

header .brand img {
  display: block;
  width: 28px;
  height: 28px;
}

nav { margin-top: 8px; }

nav a {
  color: #cbd5e1;
  text-decoration: none;
  margin-right: 18px;
  font-size: .92rem;
}

nav a:hover { color: #fff; }
nav a.active { color: #fff; text-decoration: underline; }

main {
  max-width: 780px;
  margin: 0 auto;
  padding: 56px 24px 64px;
}

main h1 { font-size: 1.7rem; margin: 0 0 16px; color: #1f2a37; }
main p { color: #4b5563; max-width: 620px; }
main a { color: #1f2a37; }

.hero { padding: 64px 24px 40px; }
.hero h1 { font-size: 1.9rem; margin: 0 0 12px; }

.cards {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 24px 56px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 18px;
}

.card {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 6px;
  padding: 20px;
}

.card h3 { margin: 0 0 8px; font-size: 1.02rem; color: #1f2a37; }
.card p { margin: 0; font-size: .92rem; color: #6b7280; }

.service {
  border-top: 1px solid #e5e7eb;
  padding: 22px 0;
}

.service h2 { margin: 0 0 6px; font-size: 1.05rem; color: #1f2a37; }
.service p { margin: 0; color: #6b7280; font-size: .94rem; }

.details {
  margin-top: 24px;
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 6px;
  padding: 20px 24px;
  max-width: 420px;
  font-size: .92rem;
}

.details dt { color: #9ca3af; margin-top: 10px; }
.details dt:first-child { margin-top: 0; }
.details dd { margin: 2px 0 0; color: #1f2a37; }
.details dd a { color: #1f2a37; }

.notice {
  max-width: 780px;
  margin: 0 auto;
  padding: 72px 24px;
  text-align: center;
}

.notice h1 { font-size: 2.4rem; margin: 0 0 8px; color: #1f2a37; }
.notice p { color: #6b7280; }
.notice a { color: #1f2a37; }

footer {
  border-top: 1px solid #e5e7eb;
  padding: 24px;
  text-align: center;
  font-size: .82rem;
  color: #9ca3af;
}

footer p { margin: 0 0 4px; }
footer p:last-child { margin-bottom: 0; }