:root {
  color-scheme: dark;
  --bg: #090b12;
  --bg-soft: #111524;
  --card: rgba(255, 255, 255, 0.075);
  --card-strong: rgba(255, 255, 255, 0.12);
  --text: #f4efe7;
  --muted: #b9b0a5;
  --line: rgba(255, 255, 255, 0.16);
  --gold: #f4c873;
  --gold-soft: rgba(244, 200, 115, 0.18);
  --blue: #88b8ff;
  --violet: #b69cff;
  --green: #9de0bf;
  --shadow: 0 24px 90px rgba(0, 0, 0, 0.45);
  --page-max-width: 1120px;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
}

html.page-index {
  --page-max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 18% 12%, rgba(244, 200, 115, 0.18), transparent 28rem),
    radial-gradient(circle at 82% 8%, rgba(136, 184, 255, 0.14), transparent 30rem),
    radial-gradient(circle at 50% 110%, rgba(182, 156, 255, 0.16), transparent 28rem),
    linear-gradient(180deg, #080a11 0%, #0d1020 46%, #090b12 100%);
  color: var(--text);
  line-height: 1.65;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.85), transparent 72%);
}

a {
  color: inherit;
}

.page {
  width: min(var(--page-max-width), calc(100% - 40px));
  margin: 0 auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand img {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  box-shadow: 0 10px 32px rgba(244, 200, 115, 0.18);
}

.brand span {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-links,
.doc-tabs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

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

.nav-links a {
  text-decoration: none;
}

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

.lang-switcher {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.055);
}

.lang-btn {
  min-width: 40px;
  padding: 6px 10px;
  border: none;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 160ms ease;
}

.lang-btn:hover {
  color: var(--text);
}

.lang-btn.active {
  background: var(--gold-soft);
  color: var(--gold);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: fit-content;
  padding: 8px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.055);
  color: var(--gold);
  font-size: 0.87rem;
  letter-spacing: 0.02em;
}

.eyebrow::before {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 18px var(--gold);
  content: "";
}

h1,
h2,
h3,
p {
  margin-top: 0;
}