/* Docs page layout — three-column: sidenav | content | TOC */

/* Override body for docs pages */
.docs-body {
  overflow-x: hidden;
}

.docs-navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg);
}

/* ── LAYOUT ── */
.docs-layout {
  display: grid;
  grid-template-columns: 240px 1fr 200px;
  gap: 0;
  max-width: 1400px;
  margin: 0 auto;
  min-height: calc(100vh - 64px);
}

/* ── LEFT SIDENAV ── */
.docs-sidenav {
  position: sticky;
  top: 64px;
  height: calc(100vh - 64px);
  overflow-y: auto;
  padding: 32px 0;
  border-right: 1px solid var(--border);
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.docs-sidenav::-webkit-scrollbar { width: 4px; }
.docs-sidenav::-webkit-scrollbar-track { background: transparent; }
.docs-sidenav::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

.sidenav-section {
  padding: 0 20px 24px;
}

.sidenav-heading {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-dim);
  margin-bottom: 10px;
  padding-top: 16px;
}

.sidenav-link {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg-dim);
  text-decoration: none;
  padding: 5px 8px;
  border-radius: 3px;
  margin-bottom: 2px;
  transition: color 0.1s, background 0.1s;
  border-left: 2px solid transparent;
}

.sidenav-link code {
  font-size: 11px;
  background: none;
  padding: 0;
  color: inherit;
}

.sidenav-link:hover {
  color: var(--fg);
  background: var(--accent-dim);
}

.sidenav-link.active {
  color: var(--accent);
  border-left-color: var(--accent);
  background: var(--accent-dim);
}

/* ── MAIN CONTENT ── */
.docs-content {
  padding: 48px 64px;
  max-width: 860px;
}

/* ── PAGE HEADER ── */
.docs-page-header {
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 48px;
}

.docs-eyebrow {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.docs-page-title {
  font-family: var(--font-mono);
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.docs-page-sub {
  font-size: 16px;
  color: var(--fg-dim);
  line-height: 1.7;
  max-width: 640px;
  margin-bottom: 20px;
}

.docs-badges {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.docs-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 3px;
  letter-spacing: 0.05em;
}

.badge-green { background: rgba(0,200,150,0.15); color: #00c896; border: 1px solid rgba(0,200,150,0.3); }
.badge-blue  { background: rgba(0,100,200,0.15); color: #0096ff; border: 1px solid rgba(0,100,200,0.3); }
.badge-cyan  { background: var(--accent-dim);    color: var(--accent); border: 1px solid var(--border-accent); }

/* ── SECTION ── */
.docs-section {
  margin-bottom: 64px;
  scroll-margin-top: 80px;
}

.docs-h2 {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  letter-spacing: -0.01em;
}

.docs-h3 {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--fg);
  margin: 28px 0 12px;
}

.docs-p {
  font-size: 15px;
  color: var(--fg-dim);
  line-height: 1.75;
  margin-bottom: 16px;
}

.docs-link {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--border-accent);
  transition: border-color 0.1s;
}
.docs-link:hover { border-color: var(--accent); }

/* ── CODE BLOCKS ── */
.code-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 20px;
  overflow: hidden;
}

.code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px;
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
}

.code-lang {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  color: var(--fg-dim);
}

.code-copy {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--fg-dim);
  background: none;
  border: 1px solid var(--border);
  padding: 3px 8px;
  border-radius: 3px;
  cursor: pointer;
  transition: color 0.1s, border-color 0.1s;
}
.code-copy:hover { color: var(--accent); border-color: var(--border-accent); }

.code-body {
  padding: 20px 24px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.65;
  color: #c8d0e0;
  margin: 0;
}

.code-body code {
  background: none;
  padding: 0;
  font-size: inherit;
  color: inherit;
}

/* Syntax highlight tones within code blocks */
.code-body .kw  { color: #89b4fa; }
.code-body .str { color: #a6e3a1; }
.code-body .cm  { color: #6c7086; }
.code-body .fn  { color: #cba6f7; }

.inline-code {
  font-family: var(--font-mono);
  font-size: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 2px 6px;
  border-radius: 3px;
  color: var(--accent);
}

/* ── CALLOUTS ── */
.docs-callout {
  display: flex;
  gap: 12px;
  padding: 14px 18px;
  border-radius: var(--radius);
  margin-bottom: 20px;
  font-size: 14px;
  line-height: 1.6;
  border: 1px solid;
}

.callout-icon {
  font-size: 16px;
  flex-shrink: 0;
  margin-top: 1px;
}

.callout-info    { background: rgba(0,149,255,0.08); border-color: rgba(0,149,255,0.25); color: var(--fg-dim); }
.callout-success { background: rgba(0,200,150,0.08); border-color: rgba(0,200,150,0.25); color: var(--fg-dim); }
.callout-warning { background: rgba(255,176,0,0.08);  border-color: rgba(255,176,0,0.25);  color: var(--fg-dim); }

.docs-callout strong { color: var(--fg); }

/* ── PRIMITIVE CARDS ── */
.primitive-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 24px;
  scroll-margin-top: 80px;
}

.primitive-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.primitive-name {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
  background: none;
  padding: 0;
}

.primitive-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  padding: 3px 8px;
  background: rgba(0,229,255,0.12);
  color: var(--accent);
  border-radius: 3px;
}

.primitive-desc {
  font-size: 14px;
  color: var(--fg-dim);
  line-height: 1.7;
  margin-bottom: 20px;
}

.primitive-signature {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  padding: 14px 18px;
  background: rgba(0,229,255,0.04);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius);
  color: #c8d0e0;
  margin-bottom: 20px;
  overflow-x: auto;
}

.sig-kw   { color: #89b4fa; }
.sig-name { color: var(--accent); }
.sig-param { color: #cba6f7; }

.primitive-methods {
  margin-top: 16px;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

.method-row {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 6px 0;
  font-family: var(--font-mono);
  font-size: 12px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.method-row code {
  color: var(--accent);
  background: none;
  padding: 0;
  white-space: nowrap;
}

.method-row span {
  color: var(--fg-dim);
  font-size: 12px;
  font-family: var(--font-body);
}

/* ── TABLES ── */
.param-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  margin-bottom: 20px;
}

.param-table th {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-dim);
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}

.param-table td {
  padding: 10px 12px;
  color: var(--fg-dim);
  border-bottom: 1px solid rgba(255,255,255,0.04);
  vertical-align: top;
  line-height: 1.5;
}

.param-table td code {
  font-family: var(--font-mono);
  font-size: 12px;
  background: rgba(0,229,255,0.08);
  padding: 2px 5px;
  border-radius: 3px;
  color: var(--accent);
}

.param-table tr:hover td { background: rgba(255,255,255,0.02); }

/* ── BACKEND MATRIX (wider table) ── */
.table-scroll {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 20px;
}

.matrix-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  min-width: 700px;
}

.matrix-table th {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-dim);
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  background: rgba(255,255,255,0.02);
}

.matrix-table td {
  padding: 11px 14px;
  color: var(--fg-dim);
  border-bottom: 1px solid rgba(255,255,255,0.04);
  vertical-align: middle;
  font-size: 12px;
  line-height: 1.5;
}

.matrix-table td code {
  font-family: var(--font-mono);
  font-size: 11px;
  background: rgba(0,229,255,0.08);
  padding: 2px 5px;
  border-radius: 3px;
  color: var(--accent);
  white-space: nowrap;
}

.matrix-table tr:hover td { background: rgba(255,255,255,0.02); }

.status-pill {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  border-radius: 3px;
}

.pill-green  { background: rgba(0,200,150,0.15); color: #00c896; }
.pill-yellow { background: rgba(255,176,0,0.15);  color: #ffb000; }

/* ── QPU SELECTION ── */

/* ── BIOLOGY EXAMPLES NAV ── */
.bio-nav {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.bio-tab {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 10px 16px;
  color: var(--fg-dim);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 0.1s, border-color 0.1s;
}

.bio-tab:hover { color: var(--fg); }
.bio-tab.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ── REST API ENDPOINTS ── */
.api-endpoint {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 8px;
}

.method-pill {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 3px;
  flex-shrink: 0;
}

.method-get  { background: rgba(0,200,150,0.15); color: #00c896; }
.method-post { background: rgba(0,100,200,0.15); color: #0096ff; }

.endpoint-path {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--fg);
  background: none;
  padding: 0;
}

.endpoint-desc {
  font-size: 13px;
  color: var(--fg-dim);
}

/* ── RIGHT TOC ── */
.docs-toc {
  position: sticky;
  top: 64px;
  height: calc(100vh - 64px);
  overflow-y: auto;
  padding: 32px 16px 32px 24px;
  border-left: 1px solid var(--border);
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.toc-heading {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-dim);
  margin-bottom: 14px;
}

.toc-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.toc-link {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg-dim);
  text-decoration: none;
  padding: 4px 0;
  border-left: 2px solid transparent;
  padding-left: 8px;
  transition: color 0.1s, border-color 0.1s;
}

.toc-link.toc-indent { padding-left: 18px; font-size: 11px; }

.toc-link:hover { color: var(--fg); }
.toc-link.active { color: var(--accent); border-left-color: var(--accent); }

/* ── PAGE FOOTER ── */
.docs-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 32px 0 48px;
  border-top: 1px solid var(--border);
  margin-top: 32px;
}

.docs-footer-link {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  text-decoration: none;
  padding: 8px 14px;
  border: 1px solid var(--border-accent);
  border-radius: var(--radius);
  background: var(--accent-dim);
  transition: background 0.1s;
}
.docs-footer-link:hover { background: rgba(0,229,255,0.22); }

.docs-footer-version {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--fg-dim);
}

/* ── RESPONSIVE ── */
@media (max-width: 1100px) {
  .docs-toc { display: none; }
  .docs-layout { grid-template-columns: 220px 1fr; }
}

@media (max-width: 760px) {
  .docs-sidenav { display: none; }
  .docs-layout { grid-template-columns: 1fr; }
  .docs-content { padding: 32px 24px; }
  .primitive-card { padding: 20px; }
  .code-body { font-size: 12px; }
  .bio-nav { gap: 0; }
}