:root {
  --bg: #07080a;
  --card: #15181c;
  --card-line: rgba(255, 255, 255, 0.08);
  --text: #f4f5f7;
  --secondary: #9aa3ad;
  --muted: #6b7380;
  --gain: #3cb87a;
  --hot: #d4a05a;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.55;
}

body {
  min-height: 100vh;
  background-image:
    radial-gradient(900px 420px at 10% -10%, rgba(27, 46, 40, 0.85), transparent 60%),
    radial-gradient(700px 380px at 100% 0%, rgba(26, 36, 48, 0.9), transparent 55%);
}

a { color: var(--text); }

code {
  color: var(--text);
  font-size: 0.92em;
}

.shell {
  width: min(760px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 72px;
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 36px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand img {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  display: block;
}

.brand span {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.hero-mark {
  width: 72px;
  height: 72px;
  border-radius: 18px;
  display: block;
  margin-bottom: 18px;
}

.nav {
  display: flex;
  gap: 8px;
}

.nav a {
  text-decoration: none;
  color: var(--secondary);
  font-size: 14px;
  font-weight: 600;
  padding: 8px 12px;
  border-radius: 999px;
}

.nav a[aria-current="page"] {
  color: #0b0c0e;
  background: #f2f3f5;
}

h1 {
  font-size: 34px;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin: 0 0 10px;
}

.meta {
  color: var(--muted);
  font-size: 13px;
  margin: 0 0 28px;
}

.lead, p, li { color: var(--secondary); }

.lead { font-size: 17px; color: var(--text); }

h2 {
  font-size: 20px;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
  color: var(--text);
}

h3 {
  font-size: 15px;
  margin: 22px 0 8px;
  color: var(--text);
}

.card {
  background: var(--card);
  border: 1px solid var(--card-line);
  border-radius: 16px;
  padding: 20px 20px 8px;
  margin: 0 0 14px;
}

.card p:last-child,
.card ul:last-child,
.card .table-wrap:last-child { margin-bottom: 12px; }

ul { padding-left: 18px; }
li { margin: 6px 0; }

.caps {
  font-size: 13px;
  letter-spacing: 0.01em;
  color: var(--secondary);
}

.note {
  color: var(--hot);
  font-size: 14px;
}

.table-wrap {
  overflow-x: auto;
  margin: 8px 0 16px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  min-width: 520px;
}

th, td {
  text-align: left;
  vertical-align: top;
  padding: 10px 12px;
  border-bottom: 1px solid var(--card-line);
  color: var(--secondary);
}

th {
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.home-grid {
  display: grid;
  gap: 12px;
}

.home-card {
  display: block;
  text-decoration: none;
  background: var(--card);
  border: 1px solid var(--card-line);
  border-radius: 16px;
  padding: 20px;
}

.home-card strong {
  display: block;
  font-size: 18px;
  margin-bottom: 6px;
}

.home-card span { color: var(--secondary); font-size: 14px; }

.footer {
  margin-top: 28px;
  color: var(--muted);
  font-size: 13px;
}

.footer a { color: var(--secondary); }