:root {
  color-scheme: dark;
  --background: #07090e;
  --background-raised: #0b0e15;
  --card: #13161f;
  --card-highlight: #191d27;
  --border: rgba(255, 255, 255, 0.1);
  --text: #f4f5f7;
  --muted: #9097a6;
  --faint: #5a6172;
  --accent: #6be7a6;
  --accent-deep: #3fcb85;
  --accent-soft: rgba(107, 231, 166, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  background:
    radial-gradient(circle at 50% 8%, rgba(107, 231, 166, 0.12), rgba(107, 231, 166, 0) 34rem),
    linear-gradient(180deg, var(--background-raised), var(--background) 36rem);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  margin: 0;
  min-height: 100vh;
}

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

a:hover {
  text-decoration: underline;
}

.page {
  margin: 0 auto;
  max-width: 920px;
  padding: 32px 20px 56px;
}

.topbar {
  align-items: center;
  display: flex;
  gap: 16px;
  justify-content: space-between;
  margin-bottom: 64px;
}

.brand {
  align-items: center;
  color: var(--text);
  display: inline-flex;
  font-size: 18px;
  font-weight: 800;
  gap: 10px;
  letter-spacing: 0;
}

.mark {
  height: 34px;
  width: 34px;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.nav a {
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  padding: 8px 12px;
}

.nav a.active,
.nav a:hover {
  background: var(--accent-soft);
  border-color: rgba(107, 231, 166, 0.34);
  color: var(--accent);
  text-decoration: none;
}

.hero {
  margin-bottom: 28px;
}

.eyebrow {
  color: var(--accent);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0;
  margin: 0 0 10px;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(36px, 8vw, 72px);
  line-height: 0.96;
  margin: 0;
  max-width: 760px;
}

.summary {
  color: var(--muted);
  font-size: 17px;
  margin: 22px 0 0;
  max-width: 720px;
}

.meta {
  color: var(--faint);
  font-size: 13px;
  font-weight: 700;
  margin-top: 18px;
}

.grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 28px;
}

.card,
.section {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
  border: 1px solid var(--border);
  border-radius: 18px;
}

.card {
  color: var(--text);
  display: block;
  padding: 18px;
}

.card strong {
  display: block;
  font-size: 16px;
  margin-bottom: 5px;
}

.card span {
  color: var(--muted);
  display: block;
  font-size: 14px;
}

.section {
  margin-top: 18px;
  padding: 24px;
}

h2 {
  font-size: 22px;
  line-height: 1.2;
  margin: 0 0 10px;
}

h3 {
  font-size: 16px;
  margin: 22px 0 6px;
}

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

ul {
  margin: 10px 0 0;
  padding-left: 22px;
}

.notice {
  background: var(--accent-soft);
  border: 1px solid rgba(107, 231, 166, 0.22);
  border-radius: 16px;
  color: var(--text);
  margin-top: 18px;
  padding: 16px;
}

.footer {
  color: var(--faint);
  font-size: 13px;
  margin-top: 34px;
}

@media (max-width: 720px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
    margin-bottom: 44px;
  }

  .nav {
    justify-content: flex-start;
  }

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