:root {
  color-scheme: dark;
  --bg: #15100d;
  --surface: #201813;
  --surface-2: #281e18;
  --line: rgba(247, 239, 231, 0.14);
  --text: #f7efe7;
  --muted: #c5b4a5;
  --accent: #e17a3b;
  --accent-soft: rgba(225, 122, 59, 0.12);
  --warn: #e0a74f;
  --danger: #ee6c5d;
  --ok: #52b788;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Space Grotesk", "Segoe UI", system-ui, sans-serif;
  background:
    radial-gradient(circle at top right, rgba(225, 122, 59, 0.16), transparent 28%),
    radial-gradient(circle at bottom left, rgba(82, 183, 136, 0.12), transparent 22%),
    var(--bg);
  color: var(--text);
  line-height: 1.65;
}

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

a:hover {
  text-decoration: underline;
}

.shell {
  width: min(960px, calc(100% - 32px));
  margin: 32px auto 56px;
}

.topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.topbar-actions {
  display: flex;
  flex: 1;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.brand {
  color: var(--text);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.03em;
}

.brand span {
  color: var(--accent);
}

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

.nav a {
  padding: 9px 12px;
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.92rem;
}

.nav a.active {
  color: var(--text);
  border-color: rgba(225, 122, 59, 0.4);
  background: var(--accent-soft);
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 2px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.02);
}

.lang-switch button {
  min-width: 42px;
  min-height: 36px;
  padding: 0 12px;
  border: none;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease;
}

.lang-switch button:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.lang-switch button.active {
  background: var(--accent-soft);
  color: var(--text);
}

.card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent), var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 28px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.22);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 20px;
  height: 1px;
  background: currentColor;
}

h1 {
  margin: 0 0 12px;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 0.96;
  letter-spacing: -0.05em;
}

.lead {
  margin: 0 0 22px;
  color: var(--muted);
  max-width: 72ch;
}

.notice,
.meta-grid,
.section,
.callout {
  margin-top: 20px;
}

.notice,
.callout {
  padding: 16px 18px;
  border: 1px solid var(--line);
  background: var(--surface-2);
  border-radius: 16px;
}

.callout strong {
  color: var(--accent);
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

.meta-item {
  padding: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  border-radius: 16px;
}

.meta-item .label {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h2 {
  margin: 0 0 10px;
  font-size: 1.1rem;
}

.section + .section {
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

ul {
  margin: 10px 0 0;
  padding-left: 20px;
}

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

.foot {
  margin-top: 20px;
  color: var(--muted);
  font-size: 0.92rem;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  font-size: 0.88rem;
}

.pill.warn {
  color: var(--warn);
}

.pill.danger {
  color: var(--danger);
}

.pill.ok {
  color: var(--ok);
}

code {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.92em;
}

@media (max-width: 640px) {
  .shell {
    width: min(100% - 20px, 960px);
    margin: 20px auto 40px;
  }

  .topbar {
    align-items: flex-start;
  }

  .topbar-actions {
    width: 100%;
    justify-content: space-between;
  }

  .nav {
    width: 100%;
    justify-content: flex-start;
  }

  .card {
    padding: 22px 18px;
    border-radius: 18px;
  }
}