:root {
  --bg: #f2f7fb;
  --bg-accent: #e7f6ff;
  --surface: rgba(255, 255, 255, 0.92);
  --surface-strong: rgba(255, 255, 255, 0.98);
  --text: #0d1b2a;
  --muted: #4c6074;
  --accent: #0c92b3;
  --accent-strong: #0a6d86;
  --border: rgba(11, 34, 52, 0.12);
  --shadow: rgba(9, 28, 46, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 10% 0%, rgba(12, 146, 179, 0.18), transparent 40%),
    radial-gradient(circle at 100% 20%, rgba(88, 170, 255, 0.16), transparent 32%),
    linear-gradient(180deg, var(--bg-accent) 0%, var(--bg) 100%);
  color: var(--text);
  line-height: 1.7;
}

a {
  color: var(--accent-strong);
}

.shell {
  max-width: 980px;
  margin: 0 auto;
  padding: 48px 20px 72px;
}

.card {
  background: linear-gradient(180deg, var(--surface-strong), var(--surface));
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: 0 20px 48px var(--shadow);
  overflow: hidden;
  backdrop-filter: blur(2px);
}

.hero {
  padding: 40px 32px 28px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(130deg, rgba(12, 146, 179, 0.12), transparent 60%);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 12px;
  font-size: clamp(31px, 4vw, 45px);
  line-height: 1.08;
}

h2 {
  margin: 34px 0 12px;
  font-size: 24px;
}

h3 {
  margin: 20px 0 10px;
  font-size: 18px;
}

.meta {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.content {
  padding: 32px;
}

p,
ul {
  margin: 0 0 16px;
}

ul {
  padding-left: 20px;
}

li + li {
  margin-top: 8px;
}

strong {
  color: #0d1b2a;
}

.intro {
  max-width: 66ch;
  color: var(--muted);
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 28px;
}

.support-grid {
  margin-top: 24px;
}

.link-card {
  display: block;
  padding: 22px;
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.72);
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease,
    box-shadow 180ms ease;
}

.link-card:hover,
.link-card:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(12, 146, 179, 0.45);
  background: rgba(235, 250, 255, 0.96);
  box-shadow: 0 14px 32px rgba(10, 78, 106, 0.14);
}

.link-card h2 {
  margin: 0 0 8px;
  font-size: 22px;
}

.link-card p {
  margin: 0;
  color: var(--muted);
}

.link-card span {
  display: inline-block;
  margin-top: 14px;
  color: var(--accent-strong);
  font-weight: 600;
}

.footer-note {
  margin-top: 28px;
  color: var(--muted);
  font-size: 14px;
}

.faq-list {
  display: grid;
  gap: 16px;
}

.info-card {
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.78);
}

.info-card h2,
.info-card h3 {
  margin-top: 0;
}

.info-card p:last-child,
.info-card ul:last-child {
  margin-bottom: 0;
}

@media (max-width: 640px) {
  .hero,
  .content {
    padding: 24px 20px;
  }

  .grid {
    grid-template-columns: 1fr;
  }
}