:root {
  --lan: #2167d5;
  --lan-deep: #0b2f8f;
  --ink: #0f172a;
  --muted: #5b6b84;
  --line: #dbe3f0;
  --bg: #f3f6fb;
  font-family: "Sora", "Noto Sans SC", "PingFang SC", sans-serif;
  color: var(--ink);
  background: var(--bg);
}
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; }
a { color: var(--lan-deep); text-decoration: none; }
a:hover { text-decoration: underline; }

.top {
  background: linear-gradient(160deg, #071a4a, #2167d5 60%, #0b2f8f);
  color: #fff;
  padding: 22px clamp(20px, 4vw, 48px) 28px;
}
.top a { color: rgba(255,255,255,0.88); text-decoration: none; }
.top-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.brand {
  font-weight: 700;
  letter-spacing: 0.14em;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.brand img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: block;
}
.top h1 {
  margin: 28px 0 0;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
}
.top p {
  margin: 8px 0 0;
  color: rgba(255,255,255,0.78);
}

.wrap {
  width: min(760px, calc(100% - 40px));
  margin: -12px auto 48px;
}
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 22px 22px 8px;
  box-shadow: 0 18px 40px rgba(16, 40, 88, 0.06);
}
.card h2 {
  margin: 0 0 10px;
  font-size: 1.05rem;
}
.card p, .card li {
  color: var(--muted);
  line-height: 1.75;
  font-size: 0.98rem;
}
.card section {
  padding-bottom: 18px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--line);
}
.card section:last-child { border-bottom: 0; }
.card ul {
  margin: 0;
  padding-left: 1.1em;
}
.meta {
  font-size: 0.88rem;
  color: var(--muted);
  margin: 0 0 18px;
}
.mail {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  padding: 12px 16px;
  border-radius: 12px;
  background: #eef4ff;
  color: var(--lan-deep);
  font-weight: 600;
}
.foot {
  text-align: center;
  padding: 8px 20px 40px;
  color: var(--muted);
  font-size: 0.9rem;
}
.foot nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 12px;
}