:root {
  color-scheme: dark;
  --bg: #07090d;
  --surface: #11151b;
  --surface-2: #171d25;
  --text: #f4f6fa;
  --muted: #a8b0c2;
  --brand: #ffcc00;
  --border: #2a3340;
  --danger: #ff5d5d;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family:
    Inter,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    Helvetica,
    Arial,
    sans-serif;
  line-height: 1.5;
}

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

a:hover {
  text-decoration: underline;
}

.container {
  width: min(980px, 100% - 2rem);
  margin: 0 auto;
}

.site-header {
  border-bottom: 1px solid var(--border);
  background: rgba(7, 9, 13, 0.85);
  backdrop-filter: blur(8px);
}

.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  color: var(--text);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.brand-dot {
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 999px;
  background: var(--danger);
}

.nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav a {
  color: var(--muted);
  font-size: 0.95rem;
}

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

main {
  min-height: calc(100vh - 134px);
  display: flex;
  align-items: center;
  padding: 2rem 0;
}

.hero {
  padding: 0;
}

.eyebrow {
  font-family: "SFMono-Regular", ui-monospace, Menlo, monospace;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  color: var(--danger);
  margin: 0 0 0.625rem;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  line-height: 1.2;
  margin: 0 0 0.75rem;
}

h1 {
  font-size: clamp(1.55rem, 3.2vw, 2.1rem);
  letter-spacing: 0.02em;
}

h2 {
  margin-top: 2rem;
  font-size: 1.3rem;
}

p {
  margin: 0 0 0.85rem;
  color: var(--muted);
  font-size: 0.95rem;
}

ul {
  margin: 0.35rem 0 1rem 1.2rem;
  color: var(--muted);
}

li {
  margin-bottom: 0.45rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1.25rem;
  margin-top: 1.25rem;
}

.feature {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.75rem 0.85rem;
}

.feature h3 {
  margin: 0 0 0.35rem;
  font-size: 0.92rem;
}

.feature p {
  font-size: 0.88rem;
  margin-bottom: 0;
}

.meta {
  margin-top: 1rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.15rem 0 2rem;
}

.site-footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-footer p {
  margin: 0;
  font-size: 0.9rem;
}

.page-card {
  background: transparent;
  border: 0;
  border-radius: 0;
  padding: 0;
}

.notice {
  background: rgba(255, 204, 0, 0.08);
  border: 1px solid rgba(255, 204, 0, 0.4);
  border-radius: 12px;
  padding: 0.85rem 1rem;
  margin: 0.8rem 0 1.2rem;
  color: #ffd963;
}

code {
  font-family: "SFMono-Regular", ui-monospace, Menlo, monospace;
  color: #ffd963;
}

@media (max-width: 680px) {
  .site-header-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}