:root {
  color-scheme: dark;
  --bg: #050508;
  --panel: #111118;
  --text: #f7f7fb;
  --muted: #b7b7c8;
  --line: #2a2a38;
  --accent: #7f6cff;
  --accent-2: #ff6fcf;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: 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: #a99dff;
}

.shell {
  width: min(920px, calc(100% - 40px));
  margin: 0 auto;
}

header {
  border-bottom: 1px solid var(--line);
  background: rgba(5, 5, 8, 0.92);
  position: sticky;
  top: 0;
  backdrop-filter: blur(16px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 72px;
}

.brand {
  color: var(--text);
  font-size: 22px;
  font-weight: 800;
  text-decoration: none;
}

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

.links a {
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
}

.links a:hover {
  color: var(--text);
}

main {
  padding: 56px 0 72px;
}

.hero {
  padding: 40px 0 28px;
}

h1 {
  margin: 0 0 16px;
  font-size: clamp(40px, 8vw, 72px);
  line-height: 0.95;
  letter-spacing: 0;
}

h2 {
  margin: 42px 0 12px;
  font-size: 24px;
}

h3 {
  margin: 28px 0 10px;
  font-size: 18px;
}

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

.lead {
  max-width: 680px;
  color: #ddddef;
  font-size: 19px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-top: 32px;
}

.card {
  display: block;
  min-height: 150px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
}

.card:hover {
  border-color: rgba(127, 108, 255, 0.8);
}

.card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 18px;
}

.card span {
  color: var(--muted);
}

.doc {
  max-width: 780px;
}

.meta {
  color: #8f8fa3;
  margin-bottom: 28px;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
}

th,
td {
  border: 1px solid var(--line);
  padding: 12px;
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--text);
  background: #171722;
}

footer {
  border-top: 1px solid var(--line);
  padding: 24px 0 40px;
  color: #858598;
}

@media (max-width: 680px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 18px 0;
  }

  main {
    padding-top: 32px;
  }
}