/* tunr docs — layered on top of /style.css (tokens, nav, buttons, theme). */

.d-topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--nav-bg, rgba(9, 9, 11, 0.72));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.d-topbar nav { padding: 0 24px; max-width: 1360px; margin: 0 auto; }
.d-topbar .nav-links { gap: 24px; }
.d-topbar .nav-links a.is-current { color: var(--text-primary); }
.d-menu-btn {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  border-radius: 8px;
  padding: 6px 10px;
  font: 500 13px var(--font-sans);
  cursor: pointer;
}

.d-shell {
  display: grid;
  grid-template-columns: 248px minmax(0, 1fr) 200px;
  max-width: 1360px;
  margin: 0 auto;
  gap: 0;
}

/* ── Left sidebar ─────────────────────────────── */
.d-side {
  position: sticky;
  top: 64px;
  height: calc(100vh - 64px);
  overflow-y: auto;
  padding: 28px 20px 48px 24px;
  border-right: 1px solid var(--border);
  font-size: 14px;
}
.d-search {
  width: 100%;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  color: var(--text-primary);
  border-radius: 8px;
  padding: 8px 10px;
  font: 400 13px var(--font-sans);
  margin-bottom: 20px;
}
.d-search:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.d-group { margin-bottom: 22px; }
.d-group-title {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 8px;
}
.d-group a {
  display: block;
  padding: 5px 10px;
  margin: 1px -10px;
  border-radius: 6px;
  color: var(--text-secondary);
  border-left: 2px solid transparent;
}
.d-group a:hover { color: var(--text-primary); background: var(--bg-surface); }
.d-group a.active {
  color: var(--accent);
  font-weight: 600;
  background: rgba(139, 92, 246, 0.1);
  border-left-color: var(--accent);
}
.d-group a[hidden] { display: none; }

/* ── Content ─────────────────────────────────── */
.d-main {
  padding: 40px 56px 96px;
  min-width: 0;
  max-width: 860px;
}
.d-main section { scroll-margin-top: 84px; }
.d-eyebrow {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}
.d-main h1 {
  font-size: 36px;
  line-height: 1.15;
  letter-spacing: -0.8px;
  font-weight: 700;
  margin-bottom: 14px;
}
.d-lead { font-size: 17px; color: var(--text-secondary); margin-bottom: 28px; max-width: 680px; }
.d-main h2 {
  font-size: 24px;
  letter-spacing: -0.4px;
  font-weight: 700;
  margin: 64px 0 14px;
  padding-top: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.d-main h3 { font-size: 17px; font-weight: 600; margin: 32px 0 10px; scroll-margin-top: 84px; }
.d-main h2 .anchor, .d-main h3 .anchor {
  opacity: 0;
  color: var(--text-dim);
  font-weight: 400;
  font-size: 0.8em;
  transition: opacity 0.15s;
}
.d-main h2:hover .anchor, .d-main h3:hover .anchor { opacity: 1; }
.d-main p { color: var(--text-secondary); margin-bottom: 14px; font-size: 15px; }
.d-main p strong, .d-main li strong { color: var(--text-primary); }
.d-main ul, .d-main ol { color: var(--text-secondary); margin: 0 0 18px 20px; font-size: 15px; }
.d-main li { margin-bottom: 6px; }
.d-main a.link, .d-main p a, .d-main li a, .d-main td a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.d-main :not(pre) > code {
  font-family: var(--font-mono);
  font-size: 0.86em;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 1px 6px;
  color: var(--text-primary);
  white-space: nowrap;
}

/* Code blocks */
.d-code {
  position: relative;
  margin: 0 0 20px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-surface);
  overflow: hidden;
}
.d-code-label {
  font: 500 11px var(--font-mono);
  color: var(--text-dim);
  padding: 8px 14px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-card);
}
.d-code pre {
  margin: 0;
  padding: 14px 16px;
  overflow-x: auto;
  font: 13px/1.65 var(--font-mono);
  color: var(--text-primary);
}
.d-code .c { color: var(--text-dim); }
.d-code .k { color: var(--accent); }
.d-copy {
  position: absolute;
  top: 6px;
  right: 6px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-secondary);
  font: 500 11px var(--font-sans);
  border-radius: 6px;
  padding: 3px 8px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s;
}
.d-code:hover .d-copy, .d-copy:focus { opacity: 1; }
.d-code-label + .d-copy, .d-code:has(.d-code-label) .d-copy { top: 4px; }

/* Tables */
.d-table-wrap { overflow-x: auto; margin: 0 0 22px; border: 1px solid var(--border); border-radius: 10px; }
.d-main table { width: 100%; border-collapse: collapse; font-size: 14px; }
.d-main th {
  text-align: left;
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--text-dim);
  background: var(--bg-surface);
  padding: 9px 14px;
  border-bottom: 1px solid var(--border);
}
.d-main td {
  padding: 9px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
  vertical-align: top;
}
.d-main tr:last-child td { border-bottom: none; }
.d-main td:first-child { white-space: nowrap; color: var(--text-primary); }

/* Callouts & badges */
.d-note {
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  background: var(--bg-surface);
  border-radius: 8px;
  padding: 12px 16px;
  margin: 0 0 20px;
  font-size: 14px;
  color: var(--text-secondary);
}
.d-note.warn { border-left-color: var(--accent-orange); }
.d-note strong { color: var(--text-primary); }
.d-note p:last-child { margin-bottom: 0; }
.badge {
  display: inline-block;
  font: 600 10.5px var(--font-sans);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: 999px;
  padding: 2px 9px;
  border: 1px solid currentColor;
  vertical-align: middle;
}
.badge.stable { color: var(--accent-green); }
.badge.preview { color: var(--accent-orange); }
.badge.planned { color: var(--text-dim); }
.badge.ver { color: var(--accent); }

.d-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; margin: 0 0 24px; }
.d-card {
  display: block;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  background: var(--bg-surface);
  transition: border-color 0.15s, transform 0.15s;
}
.d-card:hover { border-color: var(--accent); transform: translateY(-1px); }
.d-card b { display: block; color: var(--text-primary); margin-bottom: 4px; font-size: 15px; }
.d-card span { color: var(--text-secondary); font-size: 13.5px; line-height: 1.5; }

.d-steps { counter-reset: step; list-style: none; margin-left: 0 !important; }
.d-steps > li { counter-increment: step; position: relative; padding-left: 36px; margin-bottom: 14px; }
.d-steps > li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(139, 92, 246, 0.14);
  color: var(--accent);
  font: 600 12px/24px var(--font-sans);
  text-align: center;
}

/* ── Right: on this page ─────────────────────── */
.d-toc {
  position: sticky;
  top: 64px;
  height: calc(100vh - 64px);
  overflow-y: auto;
  padding: 40px 16px 40px 0;
  font-size: 13px;
}
.d-toc-title { font-size: 11px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-dim); margin-bottom: 10px; }
.d-toc a { display: block; color: var(--text-dim); padding: 3px 0; }
.d-toc a:hover, .d-toc a.active { color: var(--text-primary); }
.d-toc .d-toc-foot { margin-top: 20px; padding-top: 14px; border-top: 1px solid var(--border); }

.d-pager { display: flex; justify-content: space-between; gap: 12px; margin-top: 72px; padding-top: 24px; border-top: 1px solid var(--border); font-size: 14px; color: var(--text-dim); flex-wrap: wrap; }
.d-pager a { color: var(--accent); }

@media (max-width: 1180px) {
  .d-shell { grid-template-columns: 240px minmax(0, 1fr); }
  .d-toc { display: none; }
}
@media (max-width: 860px) {
  .d-shell { display: block; }
  .d-menu-btn { display: inline-block; }
  .d-topbar .nav-links { display: flex; gap: 12px; }   /* style.css hides .nav-links ≤768px */
  .d-topbar .nav-links .hide-sm { display: none; }
  .d-side {
    display: none;
    position: fixed;
    inset: 64px 0 0 0;
    height: auto;
    z-index: 40;
    background: var(--bg);
    border-right: none;
  }
  body.side-open .d-side { display: block; }
  body.side-open { overflow: hidden; }
  .d-main { padding: 28px 16px 72px; }
  .d-main h1 { font-size: 28px; }
  .d-main h2 { font-size: 21px; margin-top: 48px; }
}

/* Phones: keep the top bar inside 375px and let long inline code wrap. */
.d-table-wrap { overflow-x: auto; }
.d-main :not(pre) > code { overflow-wrap: anywhere; }
.d-code pre { overflow-x: auto; }
@media (max-width: 560px) {
  .d-topbar nav { padding: 0 12px; }
  .d-topbar .logo { font-size: 15px; gap: 6px; }
  .d-topbar .nav-links { gap: 8px; }
  .d-topbar .nav-links a.is-current { display: none; }      /* already on Docs; the menu button covers navigation */
  .d-topbar .nav-github { display: none; }
  .d-topbar #auth-cta { padding: 6px 10px !important; font-size: 13px; white-space: nowrap; }
  .d-main td:first-child { white-space: normal; }
  .d-main p > code, .d-main li > code { white-space: normal; }
}