@import url("https://fonts.googleapis.com/css2?family=Outfit:wght@400;600;700;800&family=IBM+Plex+Mono:wght@400;500&display=swap");

:root {
  --bg: #070b12;
  --panel: #0e1520;
  --line: #243044;
  --text: #e8eef6;
  --muted: #8b9bb0;
  --accent: #7eb8d4;
  --accent-soft: #5a9bb8;
  --accent-dim: #7eb8d422;
  --mint: #8ec5b8;
  --code-fg: #c5d8e8;
  font-family: Outfit, ui-sans-serif, system-ui, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background:
    radial-gradient(900px 520px at 82% -12%, #1a3a4a 0%, transparent 58%),
    radial-gradient(700px 400px at 8% 40%, #122033 0%, transparent 55%),
    var(--bg);
  color: var(--text);
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }

.top {
  height: 74px;
  padding: 0 clamp(20px, 5vw, 76px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #ffffff12;
  background: #070b12cc;
  backdrop-filter: blur(20px);
  position: sticky;
  top: 0;
  z-index: 5;
  gap: 16px;
}

.brand {
  font-weight: 800;
  letter-spacing: -0.04em;
  font-size: 20px;
  white-space: nowrap;
}

.brand span,
.brand i {
  color: var(--accent);
  font-style: normal;
}

.nav {
  display: flex;
  gap: 20px;
  color: var(--muted);
  font-size: 14px;
  flex-wrap: wrap;
  justify-content: center;
}

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

.wrap {
  max-width: 1180px;
  margin: auto;
  padding: 70px 24px 90px;
}

.eyebrow {
  font-size: 12px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-weight: 700;
}

.hero {
  max-width: 760px;
  margin: 34px 0 58px;
}

.hero h1 {
  font-size: clamp(42px, 7vw, 82px);
  line-height: 0.98;
  letter-spacing: -0.075em;
  margin: 16px 0 22px;
}

.hero h1 span { color: var(--accent); }

.hero p {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.65;
  max-width: 660px;
}

.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 12px;
  background: var(--accent);
  color: #071018;
  font-weight: 700;
  border: 1px solid var(--accent);
  cursor: pointer;
  font: inherit;
}

.btn.alt {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
}

.btn:hover { filter: brightness(1.06); }

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.card {
  background: linear-gradient(145deg, #121a28, #0b111a);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 24px;
  box-shadow: 0 24px 80px #0008;
}

.card h2 {
  font-size: 34px;
  letter-spacing: -0.06em;
  margin: 12px 0;
}

.card h3 {
  margin: 12px 0 10px;
  font-size: 22px;
  letter-spacing: -0.04em;
}

.card p {
  color: var(--muted);
  line-height: 1.55;
}

.tag {
  display: inline-flex;
  border: 1px solid #7eb8d440;
  color: var(--accent);
  padding: 5px 9px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 700;
}

.icon { font-size: 26px; }

.section { margin-top: 74px; }

.section > h2 {
  font-size: 34px;
  letter-spacing: -0.06em;
  margin: 0 0 10px;
}

.split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 18px;
}

.metric {
  display: flex;
  justify-content: space-between;
  padding: 15px 0;
  border-bottom: 1px solid #ffffff12;
  color: var(--muted);
  gap: 12px;
}

.metric strong { color: var(--text); }

.code-block {
  position: relative;
  background: #060a10;
  border: 1px solid #1c2a3c;
  border-radius: 16px;
  padding: 18px 18px 18px;
}

.code-block .copy-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 1;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #121a28;
  color: var(--text);
  font: 600 12px/1 Outfit, ui-sans-serif, system-ui, sans-serif;
  cursor: pointer;
}

.code-block .copy-btn:hover,
.code-block .copy-btn.copied {
  border-color: var(--accent);
  color: var(--accent);
}

.code {
  margin: 0;
  padding-right: 72px;
  overflow-wrap: anywhere;
  word-break: break-word;
  white-space: pre-wrap;
  color: var(--code-fg);
  font: 13px/1.7 "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

.note {
  padding: 14px 16px;
  border-left: 3px solid var(--accent);
  background: var(--accent-dim);
  color: var(--muted);
  line-height: 1.5;
  border-radius: 0 12px 12px 0;
}

.footer {
  border-top: 1px solid #ffffff12;
  color: var(--muted);
  padding: 26px clamp(20px, 5vw, 76px);
  display: flex;
  justify-content: space-between;
  gap: 20px;
  font-size: 13px;
}

.form { display: grid; gap: 12px; max-width: 600px; }
.form label { font-size: 12px; color: var(--muted); }

.form input {
  width: 100%;
  background: #070b12;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--text);
  padding: 13px 14px;
  font: inherit;
}

.status {
  min-height: 22px;
  color: var(--mint);
  font-size: 13px;
}

.pill {
  padding: 6px 10px;
  border-radius: 99px;
  background: #ffffff0a;
  color: var(--muted);
  font-size: 12px;
}

.table { width: 100%; border-collapse: collapse; }

.table th,
.table td {
  text-align: left;
  padding: 13px;
  border-bottom: 1px solid #ffffff12;
  color: var(--muted);
}

.table th {
  color: var(--text);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.table code { color: var(--accent); }

.lang-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 28px;
}

.lang-bar button {
  min-height: 36px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font: 600 13px/1 Outfit, ui-sans-serif, system-ui, sans-serif;
  cursor: pointer;
}

.lang-bar button:hover,
.lang-bar button.active {
  color: var(--text);
  border-color: var(--accent);
  background: var(--accent-dim);
}

.guide {
  max-width: 760px;
}

.guide h1 {
  font-size: clamp(32px, 5vw, 48px);
  letter-spacing: -0.05em;
  margin: 0 0 18px;
}

.guide h2 {
  font-size: 22px;
  letter-spacing: -0.03em;
  margin: 34px 0 12px;
  color: var(--text);
}

.guide p,
.guide li {
  color: var(--muted);
  line-height: 1.65;
  font-size: 16px;
}

.guide ul {
  padding-left: 1.2em;
  margin: 0 0 12px;
}

.guide code {
  font-family: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  font-size: 0.9em;
  color: var(--accent);
  overflow-wrap: anywhere;
}

.guide a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

.guide-status {
  color: var(--muted);
  font-size: 14px;
  min-height: 1.4em;
}

@media (max-width: 900px) {
  .nav { display: none; }
}

@media (max-width: 800px) {
  .grid,
  .split { grid-template-columns: 1fr; }
  .wrap { padding-top: 44px; }
  .hero h1 { font-size: 52px; }
  .footer { display: block; }
  .footer > * { margin: 8px 0; }
  .code { padding-right: 0; padding-top: 36px; }
}