/* Apis AI Wiki - layout & typography.
 * Also loads ../style.css (color variables, header, buttons, fonts).
 * The top navbar comes from style.css (identical to the home page).
 */

/* ---------- Layout ---------- */
.wk-layout {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr) 220px;
  gap: 40px;
  align-items: start;
  max-width: 1400px;
  padding-top: 32px;
  padding-bottom: 72px;
}

.wk-sidebar {
  position: sticky;
  top: 84px;
  max-height: calc(100vh - 108px);
  overflow-y: auto;
  padding-right: 4px;
}

.wk-search {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  margin-bottom: 16px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  color: var(--text-dim);
}

.wk-search input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.82rem;
}

.wk-search input::placeholder {
  color: var(--text-dim);
}

.wk-nav-group {
  margin-bottom: 20px;
}

.wk-nav-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.wk-nav-link {
  display: block;
  padding: 6px 10px;
  margin-bottom: 2px;
  border-radius: 6px;
  border-left: 2px solid transparent;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  transition: background 0.15s ease, color 0.15s ease;
}

.wk-nav-link:hover {
  color: var(--text-main);
  background: var(--bg-surface);
}

.wk-nav-link.is-active {
  color: var(--accent);
  background: var(--accent-subtle);
  border-left-color: var(--accent);
  font-weight: 600;
}

/* ---------- Content ---------- */
.wk-content {
  min-width: 0;
  max-width: 820px;
}

.wk-breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-bottom: 14px;
}

.wk-breadcrumb a {
  color: var(--text-muted);
  text-decoration: none;
}

.wk-breadcrumb a:hover {
  color: var(--accent);
}

.wk-content h1 {
  font-size: 2.1rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: 14px;
}

.wk-lead {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 32px;
}

.wk-content h2 {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  margin: 40px 0 12px;
  padding-top: 8px;
  scroll-margin-top: 84px;
}

.wk-content h3 {
  font-size: 1.08rem;
  font-weight: 600;
  margin: 26px 0 8px;
  scroll-margin-top: 84px;
}

.wk-content p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 14px;
}

.wk-content ul,
.wk-content ol {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  padding-left: 22px;
  margin: 8px 0 16px;
}

.wk-content li {
  margin-bottom: 5px;
}

.wk-content strong {
  color: var(--text-main);
  font-weight: 600;
}

.wk-content a {
  color: var(--accent);
  text-decoration: none;
}

.wk-content a:hover {
  text-decoration: underline;
}

.wk-content code {
  font-family: var(--font-mono);
  font-size: 0.82em;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 1px 5px;
  color: var(--accent-hover);
}

.wk-content pre {
  position: relative;
  background: #080D10;
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 16px;
  padding-top: 18px;
  overflow-x: auto;
  margin: 0 0 18px;
}

.wk-content pre code {
  background: transparent;
  border: none;
  padding: 0;
  color: var(--accent);
  font-size: 0.82rem;
  line-height: 1.7;
}

.wk-content pre .wk-copy {
  position: absolute;
  top: 8px;
  right: 8px;
  opacity: 0;
  transition: opacity 0.15s ease;
}

.wk-content pre:hover .wk-copy,
.wk-content pre .wk-copy:focus {
  opacity: 1;
}

/* ---------- Tables ---------- */
.wk-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 8px 0 20px;
  font-size: 0.88rem;
}

.wk-content th,
.wk-content td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-muted);
  vertical-align: top;
}

.wk-content th {
  color: var(--text-main);
  font-weight: 600;
  background: var(--bg-surface);
  border-bottom-color: var(--border-strong);
}

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

/* ---------- Callouts ---------- */
.wk-callout {
  border: 1px solid var(--border-subtle);
  border-left: 3px solid var(--accent);
  background: var(--bg-surface);
  border-radius: 8px;
  padding: 14px 18px;
  margin: 18px 0;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.wk-callout strong {
  color: var(--text-main);
}

.wk-callout-title {
  display: block;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 4px;
}

.wk-callout--warn {
  border-left-color: #F59E0B;
}

.wk-callout--warn .wk-callout-title {
  color: #FBBF24;
}

.wk-callout--tip {
  border-left-color: #FDBA74;
}

/* ---------- Step list ---------- */
.wk-steps {
  list-style: none;
  padding: 0;
  margin: 8px 0 20px;
  counter-reset: wk-step;
}

.wk-steps > li {
  position: relative;
  padding-left: 42px;
  margin-bottom: 18px;
  counter-increment: wk-step;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

.wk-steps > li::before {
  content: counter(wk-step);
  position: absolute;
  left: 0;
  top: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--accent-subtle);
  border: 1px solid var(--accent-border);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}

.wk-steps > li strong {
  display: block;
  margin-bottom: 2px;
}

/* ---------- Cards (home page) ---------- */
.wk-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin: 20px 0 8px;
}

.wk-card {
  display: block;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 20px;
  text-decoration: none;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.wk-card:hover {
  border-color: var(--accent-border);
  transform: translateY(-2px);
}

.wk-card-icon {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}

.wk-card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 6px;
}

.wk-card-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* ---------- Right column: Overview / anchors ---------- */
.wk-toc-panel {
  position: sticky;
  top: 84px;
  max-height: calc(100vh - 108px);
  overflow-y: auto;
}

.wk-toc {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 14px 16px;
  margin-bottom: 0;
}

.wk-toc-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  margin-bottom: 10px;
}

.wk-toc ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.wk-toc li {
  margin: 0 0 2px;
  break-inside: avoid;
}

.wk-toc a {
  display: block;
  color: var(--text-muted);
  font-size: 0.82rem;
  line-height: 1.45;
  text-decoration: none;
  padding: 3px 0 3px 10px;
  border-left: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.wk-toc li.wk-toc-sub a {
  padding-left: 22px;
  font-size: 0.78rem;
}

.wk-toc a:hover {
  color: var(--text-main);
}

.wk-toc a.is-active {
  color: var(--accent);
  border-left-color: var(--accent);
}

/* ---------- Next navigation ---------- */
.wk-pager {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
}

.wk-pager a {
  display: block;
  flex: 1;
  padding: 14px 16px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  text-decoration: none;
  transition: border-color 0.15s ease;
}

.wk-pager a:hover {
  border-color: var(--accent-border);
}

.wk-pager .wk-pager-dir {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  margin-bottom: 4px;
}

.wk-pager .wk-pager-label {
  color: var(--text-main);
  font-size: 0.9rem;
  font-weight: 600;
}

.wk-pager .wk-pager-next {
  text-align: right;
}

/* ---------- Footer ---------- */
#wk-footer {
  border-top: 1px solid var(--border-subtle);
  padding: 28px 0;
  color: var(--text-dim);
  font-size: 0.85rem;
}

.wk-footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

/* ---------- Responsive ---------- */
/* ---------- Responsive ---------- */
@media (max-width: 1200px) {
  .wk-layout {
    grid-template-columns: 250px minmax(0, 1fr);
    max-width: 1120px;
  }

  .wk-toc-panel {
    display: none;
  }
}

@media (max-width: 900px) {
  .wk-layout {
    grid-template-columns: 1fr;
    gap: 24px;
    padding-top: 20px;
  }

  .wk-sidebar {
    position: static;
    max-height: none;
    overflow: visible;
  }
}

@media (max-width: 600px) {
  .wk-content h1 {
    font-size: 1.6rem;
  }

  .wk-pager {
    flex-direction: column;
  }
}