body {
  margin: 0;
  background: linear-gradient(180deg, #eff6ff 0%, #f8fafc 100%);
  color: #0f172a;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
}

.page {
  width: min(1100px, calc(100% - 40px));
  margin: 32px auto 48px;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid #dbeafe;
}

.nav {
  display: flex;
  gap: 18px;
}

.nav a {
  color: #1d4ed8;
  text-decoration: none;
  font-weight: 600;
}

.hero {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  margin-top: 24px;
  padding: 32px 28px;
  border-radius: 24px;
  background: #1d4ed8;
  color: #ffffff;
}

.eyebrow {
  margin: 0 0 8px;
  color: #bfdbfe;
}

.hero h2 {
  margin: 0 0 12px;
  font-size: 36px;
}

.hero-link {
  display: inline-block;
  padding: 12px 18px;
  border-radius: 12px;
  background: #ffffff;
  color: #1d4ed8;
  text-decoration: none;
  font-weight: 700;
  white-space: nowrap;
}

.tracks {
  display: flex;
  gap: 18px;
  margin-top: 24px;
}

.track-card {
  flex: 1;
  padding: 22px;
  border-radius: 18px;
  background: #ffffff;
  border: 1px solid #dbe4f0;
  box-shadow: 0 16px 32px rgba(15, 23, 42, 0.06);
}

.contact {
  margin-top: 24px;
  padding: 24px;
  border-radius: 20px;
  background: #ffffff;
  border: 1px solid #dbe4f0;
}

.form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

input,
textarea {
  padding: 12px 14px;
  border: 1px solid #cbd5e1;
  border-radius: 12px;
  font: inherit;
}

button {
  width: 140px;
  padding: 12px 16px;
  border: 0;
  border-radius: 12px;
  background: #0f766e;
  color: #ffffff;
  font: inherit;
  font-weight: 700;
}