:root {
  color-scheme: dark;
  --bg: #05070a;
  --panel: #11161d;
  --panel-soft: #171d26;
  --text: #f7f9fc;
  --muted: #a7b0bd;
  --line: #293241;
  --accent: #0a84ff;
  --accent-soft: rgba(10, 132, 255, 0.16);
  --max-width: 960px;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top right, rgba(10, 132, 255, 0.16), transparent 34rem),
    var(--bg);
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.site-header,
.site-footer,
main {
  width: min(100% - 32px, var(--max-width));
  margin: 0 auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 28px 0;
}

.brand {
  color: var(--text);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.nav a {
  color: var(--muted);
  font-size: 15px;
}

.hero {
  padding: 72px 0 44px;
}

.eyebrow {
  color: var(--accent);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  margin: 0 0 12px;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  letter-spacing: -0.02em;
  line-height: 1.15;
}

h1 {
  font-size: clamp(42px, 8vw, 72px);
  margin: 0;
}

h2 {
  font-size: clamp(28px, 4vw, 40px);
  margin: 0 0 18px;
}

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

p {
  margin: 0 0 16px;
}

.lead {
  color: var(--muted);
  font-size: clamp(20px, 3vw, 28px);
  max-width: 820px;
  margin-top: 22px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text);
  display: inline-flex;
  font-weight: 650;
  min-height: 44px;
  padding: 10px 18px;
}

.button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

.section {
  padding: 34px 0;
}

.grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  background: linear-gradient(180deg, var(--panel-soft), var(--panel));
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 22px;
}

.card p,
.muted,
li {
  color: var(--muted);
}

.list {
  display: grid;
  gap: 12px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.list li {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px 16px;
}

.policy-list,
.faq-list {
  margin: 0;
  padding-left: 1.2rem;
}

.policy-list li,
.faq-list li {
  margin: 8px 0;
}

.notice {
  background: var(--accent-soft);
  border: 1px solid rgba(10, 132, 255, 0.38);
  border-radius: 18px;
  color: var(--text);
  padding: 18px;
}

.site-footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  margin-top: 42px;
  padding: 28px 0 42px;
}

@media (max-width: 720px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero {
    padding-top: 44px;
  }

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