:root {
  color-scheme: light dark;
  --bg: #f7f8fa;
  --bg-top: #ffffff;
  --surface: #ffffff;
  --text: #0f172a;
  --muted: #5b6573;
  --border: #e3e7ec;
  --primary: #1e40af;
  --accent: #2ab29a;
  --mark-node: #e8fff9;
  --mark-primary: #1e40af;
  --mark-deep: #0b1846;
  --shadow-soft: rgb(15 23 42 / 7%);
  --shadow-hover: rgb(15 23 42 / 8%);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, var(--bg-top) 0, var(--bg) 240px),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

a {
  color: var(--primary);
}

.page {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
  padding: 56px 0;
}

.hero {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-bottom: 28px;
}

.mark {
  width: 72px;
  height: 72px;
  flex: 0 0 auto;
  border-radius: 18px;
  background:
    radial-gradient(circle at 32% 38%, var(--mark-node) 0 8%, transparent 9%),
    radial-gradient(circle at 68% 30%, var(--mark-node) 0 7%, transparent 8%),
    radial-gradient(circle at 72% 70%, var(--mark-node) 0 9%, transparent 10%),
    conic-gradient(from 220deg, transparent 0 12%, #44ebbe 12% 78%, transparent 78%),
    linear-gradient(135deg, var(--mark-primary), var(--mark-deep));
  box-shadow: inset 0 0 0 1px rgb(255 255 255 / 18%);
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--primary);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.08;
}

.lead {
  margin: 12px 0 0;
  max-width: 620px;
  color: var(--muted);
  font-size: 1.08rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.card {
  min-height: 132px;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  color: inherit;
  text-decoration: none;
  transition:
    border-color 140ms ease,
    transform 140ms ease,
    box-shadow 140ms ease;
}

.card:hover {
  border-color: var(--primary);
  box-shadow: 0 14px 32px var(--shadow-hover);
  transform: translateY(-1px);
}

.card span {
  display: block;
  font-weight: 800;
  font-size: 1.08rem;
}

.card small {
  display: block;
  margin-top: 8px;
  color: var(--muted);
}

.document {
  max-width: 760px;
  margin-top: 36px;
  margin-bottom: 36px;
  padding: 32px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
  box-shadow: 0 18px 44px var(--shadow-soft);
}

.back {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 12px;
  margin-bottom: 18px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  color: var(--text);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 700;
}

.back::before {
  content: "\2190";
  margin-right: 8px;
  color: var(--primary);
}

.updated {
  margin: 10px 0 30px;
  color: var(--muted);
  font-size: 0.92rem;
}

h2 {
  margin: 28px 0 8px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  font-size: 1.02rem;
  line-height: 1.3;
}

p {
  margin: 0 0 14px;
}

.provider-info {
  margin-top: 32px;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.5;
}

.provider-info h2 {
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1020;
    --bg-top: #11182b;
    --surface: #131a2e;
    --text: #e6eaf2;
    --muted: #a3adbf;
    --border: #243049;
    --primary: #6286f0;
    --accent: #44ebbe;
    --mark-node: #dffdf6;
    --mark-primary: #6286f0;
    --mark-deep: #0b1020;
    --shadow-soft: rgb(0 0 0 / 24%);
    --shadow-hover: rgb(0 0 0 / 30%);
  }
}

@media (max-width: 620px) {
  .page {
    width: min(100% - 24px, 920px);
    padding: 32px 0;
  }

  .hero {
    align-items: flex-start;
    gap: 14px;
  }

  .mark {
    width: 52px;
    height: 52px;
    border-radius: 14px;
  }

  .document {
    margin-top: 18px;
    margin-bottom: 18px;
    padding: 22px;
    border-radius: 12px;
  }
}