:root {
  --bg: #08090b;
  --bg-raise: #0e1014;
  --bg-sunk: #050608;
  --line: #1c1f26;
  --line-soft: #14171d;
  --ink: #e8eaed;
  --ink-dim: #9aa1ad;
  --ink-faint: #656c78;
  --accent: #6ee7a8;
  --accent-dim: #2f6f52;
  --warn: #e7b26e;
  --danger: #e77b6e;
  --radius: 6px;
  --mono: "Berkeley Mono", ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 28px; }
.narrow { max-width: 760px; }

/* ---------- nav ---------- */
header.nav {
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 50;
  background: rgba(8,9,11,.88);
  backdrop-filter: blur(8px);
}
.nav-in { display: flex; align-items: center; gap: 34px; height: 62px; }
.brand { display: flex; align-items: center; gap: 9px; font-weight: 600; letter-spacing: -.02em; font-size: 16px; }
.brand .mark {
  width: 20px; height: 20px; border-radius: 4px;
  background: linear-gradient(150deg, var(--accent), var(--accent-dim));
  display: inline-block;
}
.nav-links { display: flex; gap: 26px; font-size: 14px; color: var(--ink-dim); }
.nav-links a { color: var(--ink-dim); }
.nav-links a:hover, .nav-links a.on { color: var(--ink); }
.nav-right { margin-left: auto; display: flex; align-items: center; gap: 18px; font-size: 14px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 16px; border-radius: var(--radius);
  border: 1px solid var(--line); background: var(--bg-raise);
  color: var(--ink); font-size: 14px; font-weight: 500; cursor: pointer;
  transition: border-color .15s, background .15s;
}
.btn:hover { border-color: #2a2f39; color: var(--ink); }
.btn-primary {
  background: var(--accent); border-color: var(--accent); color: #06110c; font-weight: 600;
}
.btn-primary:hover { background: #7ff0b6; border-color: #7ff0b6; color: #06110c; }
.btn-lg { padding: 12px 22px; font-size: 15px; }

/* ---------- hero ---------- */
.hero { padding: 96px 0 72px; border-bottom: 1px solid var(--line); }
.eyebrow {
  font-family: var(--mono); font-size: 12px; letter-spacing: .08em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 20px;
}
h1 {
  font-size: 52px; line-height: 1.08; letter-spacing: -.035em;
  margin: 0 0 22px; font-weight: 600; max-width: 16ch;
}
.lede { font-size: 18px; color: var(--ink-dim); max-width: 56ch; margin: 0 0 34px; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }

h2 { font-size: 28px; letter-spacing: -.025em; font-weight: 600; margin: 0 0 14px; }
h3 { font-size: 16px; font-weight: 600; margin: 0 0 8px; letter-spacing: -.01em; }
p { color: var(--ink-dim); }

section { padding: 72px 0; border-bottom: 1px solid var(--line-soft); }
.section-head { margin-bottom: 40px; }
.section-head p { max-width: 54ch; margin: 0; }

/* ---------- grid ---------- */
.grid { display: grid; gap: 1px; background: var(--line-soft); border: 1px solid var(--line-soft); border-radius: var(--radius); overflow: hidden; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.cell { background: var(--bg); padding: 26px 24px; }
.cell h3 { color: var(--ink); }
.cell p { margin: 0; font-size: 14px; }
.cell .ico { color: var(--accent); font-family: var(--mono); font-size: 12px; margin-bottom: 14px; display: block; }

/* ---------- code ---------- */
.code {
  background: var(--bg-sunk); border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden; font-family: var(--mono); font-size: 13px;
}
.code-head {
  display: flex; align-items: center; gap: 10px; padding: 9px 14px;
  border-bottom: 1px solid var(--line); color: var(--ink-faint); font-size: 12px;
}
.code-head .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--line); }
.code pre { margin: 0; padding: 18px; overflow-x: auto; line-height: 1.65; color: var(--ink-dim); }
.code pre .k { color: var(--accent); }
.code pre .s { color: #9fc8f0; }
.code pre .c { color: var(--ink-faint); }
.code pre .n { color: var(--warn); }

/* ---------- stats ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.stat .v { font-size: 30px; font-weight: 600; letter-spacing: -.03em; font-family: var(--mono); }
.stat .l { font-size: 13px; color: var(--ink-faint); }

/* ---------- tables ---------- */
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line-soft); }
th { color: var(--ink-faint); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: .06em; }
td { color: var(--ink-dim); }
td.mono, .mono { font-family: var(--mono); font-size: 13px; }

/* ---------- badges ---------- */
.badge {
  display: inline-flex; align-items: center; gap: 6px; font-size: 12px;
  padding: 3px 9px; border-radius: 20px; border: 1px solid var(--line);
  color: var(--ink-dim); font-family: var(--mono);
}
.badge.ok { color: var(--accent); border-color: var(--accent-dim); }
.badge.warn { color: var(--warn); border-color: #5c4526; }
.dot-ok { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); display: inline-block; }
.dot-warn { width: 7px; height: 7px; border-radius: 50%; background: var(--warn); display: inline-block; }

/* ---------- auth ---------- */
.auth-wrap { min-height: calc(100vh - 62px); display: grid; place-items: center; padding: 48px 24px; }
.auth {
  width: 100%; max-width: 380px;
  border: 1px solid var(--line); border-radius: 10px;
  background: var(--bg-raise); padding: 34px 32px;
}
.auth h1 { font-size: 21px; margin: 0 0 6px; max-width: none; letter-spacing: -.02em; }
.auth .sub { font-size: 14px; color: var(--ink-faint); margin: 0 0 26px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13px; color: var(--ink-dim); margin-bottom: 6px; }
.field input {
  width: 100%; padding: 10px 12px; font-size: 14px; font-family: var(--sans);
  background: var(--bg-sunk); border: 1px solid var(--line);
  border-radius: var(--radius); color: var(--ink);
}
.field input:focus { outline: none; border-color: var(--accent-dim); }
.auth .btn { width: 100%; justify-content: center; margin-top: 8px; }
.auth .foot { margin-top: 22px; font-size: 13px; color: var(--ink-faint); text-align: center; }
.err {
  background: rgba(231,123,110,.08); border: 1px solid #5c2f2a;
  color: #e79b91; font-size: 13px; padding: 9px 12px;
  border-radius: var(--radius); margin-bottom: 18px;
}

/* ---------- footer ---------- */
footer.site {
  padding: 56px 0 44px; color: var(--ink-faint); font-size: 13px;
  border-top: 1px solid var(--line);
}
.foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 40px; }
.foot-grid h4 { font-size: 12px; text-transform: uppercase; letter-spacing: .07em; color: var(--ink-faint); margin: 0 0 14px; font-weight: 500; }
.foot-grid a { display: block; color: var(--ink-dim); margin-bottom: 8px; font-size: 13px; }
.foot-bottom { display: flex; justify-content: space-between; border-top: 1px solid var(--line-soft); padding-top: 22px; flex-wrap: wrap; gap: 12px; }
.legal { max-width: 46ch; line-height: 1.55; }

@media (max-width: 860px) {
  h1 { font-size: 36px; }
  .grid-3, .grid-2, .stats, .foot-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
}