:root {
  color-scheme: dark;
  --bg: #050713;
  --surface: #0d1121;
  --surface-2: #12172b;
  --text: #f7f8ff;
  --muted: #a6aec7;
  --line: rgba(169, 183, 255, 0.18);
  --violet: #9a84ff;
  --cyan: #5be2d2;
  --gold: #f3cb72;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 0%, rgba(79, 67, 200, 0.22), transparent 34rem),
    radial-gradient(circle at 90% 18%, rgba(38, 187, 174, 0.12), transparent 30rem),
    var(--bg);
  line-height: 1.65;
}

a {
  color: #b8adff;
  text-underline-offset: 0.2em;
}

.site-header,
footer {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-header {
  min-height: 88px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-weight: 750;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid rgba(154, 132, 255, 0.5);
  border-radius: 13px;
  background: linear-gradient(145deg, rgba(91, 226, 210, 0.16), rgba(154, 132, 255, 0.22));
  color: #dcd6ff;
  font-size: 12px;
  box-shadow: 0 12px 42px rgba(68, 52, 180, 0.2);
}

.header-link {
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
  text-decoration: none;
}

.hero,
.document {
  width: min(980px, calc(100% - 40px));
  margin: 0 auto;
}

.hero {
  padding: clamp(72px, 12vw, 150px) 0 80px;
}

.document {
  max-width: 780px;
  padding: 72px 0 96px;
}

.eyebrow,
.card-kicker {
  color: var(--cyan);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
}

h1,
h2,
strong {
  letter-spacing: -0.035em;
}

h1 {
  max-width: 820px;
  margin: 12px 0 22px;
  font-size: clamp(48px, 9vw, 96px);
  line-height: 0.98;
}

.document h1 {
  font-size: clamp(44px, 8vw, 72px);
}

h2 {
  margin: 0 0 12px;
  font-size: clamp(22px, 4vw, 30px);
  line-height: 1.2;
}

p,
li {
  color: #c5cadd;
}

.lead {
  max-width: 720px;
  margin: 0 0 46px;
  color: var(--muted);
  font-size: clamp(18px, 2.5vw, 23px);
  line-height: 1.55;
}

.updated {
  margin: -8px 0 48px;
  color: var(--gold);
  font-size: 14px;
  font-weight: 700;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.card {
  min-height: 230px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(155deg, rgba(19, 25, 48, 0.94), rgba(10, 13, 28, 0.94));
  color: var(--text);
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease;
}

.card:hover,
.card:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(154, 132, 255, 0.65);
}

.card strong {
  margin: 16px 0 8px;
  font-size: 23px;
}

.card span:last-child {
  color: var(--muted);
  font-size: 15px;
}

.medical-note,
.warning {
  margin-top: 28px;
  padding: 20px 22px;
  border: 1px solid rgba(243, 203, 114, 0.25);
  border-radius: 18px;
  background: rgba(243, 203, 114, 0.07);
  color: #d9d2bd;
  font-size: 14px;
}

.document section {
  margin-top: 42px;
  padding-top: 42px;
  border-top: 1px solid var(--line);
}

.document p,
.document li {
  font-size: 17px;
}

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

code {
  padding: 0.18em 0.4em;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface-2);
  color: #ded8ff;
  font-size: 0.9em;
}

.warning {
  margin: 40px 0 0;
  font-size: 16px;
}

.warning strong {
  display: block;
  color: var(--gold);
  font-size: 18px;
}

.button {
  display: inline-flex;
  min-height: 50px;
  margin-top: 10px;
  padding: 0 22px;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: linear-gradient(135deg, #765cff, #9a84ff);
  color: white;
  font-weight: 750;
  text-decoration: none;
  box-shadow: 0 14px 42px rgba(87, 65, 218, 0.3);
}

footer {
  min-height: 100px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

footer nav {
  display: flex;
  gap: 20px;
}

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

footer a[aria-current="page"] {
  color: var(--text);
}

@media (max-width: 760px) {
  .card-grid {
    grid-template-columns: 1fr;
  }

  .card {
    min-height: 180px;
  }

  footer {
    padding: 28px 0;
    align-items: flex-start;
    flex-direction: column;
    gap: 16px;
  }
}