:root {
  color-scheme: dark;
  --guide-bg: #060a12;
  --guide-surface: #101722;
  --guide-surface-2: #151e2b;
  --guide-border: #2b394a;
  --guide-text: #edf3fb;
  --guide-muted: #a6b2c2;
  --guide-cyan: #7ad7ee;
  --guide-green: #69d4a2;
  --guide-amber: #e3bd71;
}

html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--guide-bg);
  color: var(--guide-text);
  font-family: "Hanken Grotesk", ui-sans-serif, system-ui, sans-serif;
}

.bridge-guide-main {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 118px 0 80px;
}

.bridge-guide-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, .7fr);
  gap: 54px;
  align-items: end;
  padding: 54px 0 46px;
  border-bottom: 1px solid var(--guide-border);
}

.bridge-guide-kicker {
  margin: 0 0 14px;
  color: var(--guide-cyan);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.bridge-guide-hero h1 {
  max-width: 900px;
  margin: 0;
  color: #fff7e6;
  font-family: "EB Garamond", Georgia, serif;
  font-size: clamp(48px, 7vw, 82px);
  font-weight: 600;
  line-height: .98;
  letter-spacing: 0;
}

.bridge-guide-lede {
  max-width: 780px;
  margin: 22px 0 0;
  color: #c3cddd;
  font-size: 18px;
  line-height: 1.7;
}

.bridge-guide-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.bridge-guide-button {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border: 1px solid #40536a;
  border-radius: 5px;
  color: var(--guide-text);
  font-size: 13px;
  font-weight: 800;
  text-decoration: none;
}

.bridge-guide-button.is-primary {
  border-color: #5cb9d1;
  background: #4bb3ce;
  color: #061119;
}

.bridge-guide-facts {
  display: grid;
  gap: 12px;
  margin: 0;
}

.bridge-guide-facts div {
  padding: 14px 0;
  border-bottom: 1px solid var(--guide-border);
}

.bridge-guide-facts dt {
  color: var(--guide-muted);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}

.bridge-guide-facts dd {
  margin: 5px 0 0;
  color: var(--guide-text);
  font-size: 14px;
}

.bridge-guide-layout {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 54px;
  padding-top: 42px;
}

.bridge-guide-toc {
  position: sticky;
  top: 92px;
  align-self: start;
  padding-right: 22px;
  border-right: 1px solid var(--guide-border);
}

.bridge-guide-toc strong {
  display: block;
  margin-bottom: 12px;
  color: var(--guide-muted);
  font-size: 11px;
  text-transform: uppercase;
}

.bridge-guide-toc a {
  display: block;
  padding: 7px 0;
  color: #c2ccda;
  font-size: 13px;
  line-height: 1.35;
  text-decoration: none;
}

.bridge-guide-toc a:hover { color: var(--guide-cyan); }
.bridge-guide-content { min-width: 0; }

.bridge-guide-section {
  padding: 10px 0 48px;
  border-bottom: 1px solid var(--guide-border);
  scroll-margin-top: 92px;
}

.bridge-guide-section + .bridge-guide-section { padding-top: 48px; }
.bridge-guide-section:last-child { border-bottom: 0; }

.bridge-guide-section h2 {
  margin: 0;
  color: #fff7e6;
  font-family: "EB Garamond", Georgia, serif;
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: 0;
}

.bridge-guide-section > p {
  max-width: 800px;
  margin: 14px 0 0;
  color: var(--guide-muted);
  font-size: 15px;
  line-height: 1.75;
}

.bridge-guide-steps {
  display: grid;
  gap: 0;
  margin-top: 24px;
  counter-reset: guide-step;
}

.bridge-guide-step {
  position: relative;
  padding: 18px 0 18px 54px;
  border-top: 1px solid #243141;
}

.bridge-guide-step::before {
  counter-increment: guide-step;
  content: counter(guide-step, decimal-leading-zero);
  position: absolute;
  top: 19px;
  left: 0;
  color: var(--guide-cyan);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 11px;
  font-weight: 800;
}

.bridge-guide-step h3 {
  margin: 0;
  color: var(--guide-text);
  font-size: 16px;
}

.bridge-guide-step p {
  margin: 7px 0 0;
  color: var(--guide-muted);
  font-size: 14px;
  line-height: 1.7;
}

.bridge-guide-callout {
  margin-top: 22px;
  padding: 16px 18px;
  border-left: 3px solid var(--guide-amber);
  background: #171713;
  color: #d9d3c3;
  font-size: 14px;
  line-height: 1.65;
}

.bridge-guide-table-wrap {
  margin-top: 24px;
  overflow-x: auto;
  border: 1px solid var(--guide-border);
  border-radius: 6px;
}

.bridge-guide-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 680px;
}

.bridge-guide-table th,
.bridge-guide-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--guide-border);
  text-align: left;
  vertical-align: top;
  font-size: 13px;
  line-height: 1.55;
}

.bridge-guide-table th {
  background: var(--guide-surface-2);
  color: var(--guide-cyan);
  font-size: 11px;
  text-transform: uppercase;
}

.bridge-guide-table td { color: var(--guide-muted); }
.bridge-guide-table tr:last-child td { border-bottom: 0; }
.bridge-guide-table code,
.bridge-guide-section code {
  color: #d7c8f4;
  font-family: "JetBrains Mono", ui-monospace, monospace;
}

@media (max-width: 860px) {
  .bridge-guide-main {
    width: min(100% - 28px, 720px);
    padding-top: 86px;
  }
  .bridge-guide-hero,
  .bridge-guide-layout { grid-template-columns: 1fr; }
  .bridge-guide-hero { gap: 28px; padding-top: 36px; }
  .bridge-guide-toc {
    position: static;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding: 0 0 28px;
    border-right: 0;
    border-bottom: 1px solid var(--guide-border);
  }
  .bridge-guide-toc strong { grid-column: 1 / -1; }
}

@media (max-width: 520px) {
  .bridge-guide-hero h1 { font-size: 48px; }
  .bridge-guide-toc { grid-template-columns: 1fr; }
  .bridge-guide-step { padding-left: 42px; }
}