/* Help Center (kb/) */

.kb-hero {
  padding: 2.5rem 0 2rem;
  text-align: center;
}

.kb-hero h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.85rem, 4vw, 2.6rem);
  letter-spacing: -0.02em;
}

.kb-hero p {
  margin: 0 auto 1.5rem;
  max-width: 36rem;
  color: var(--ink-muted);
  font-size: 1.05rem;
}

.kb-search {
  max-width: 32rem;
  margin: 0 auto;
  position: relative;
}

.kb-search input {
  width: 100%;
  padding: 0.85rem 1rem 0.85rem 2.75rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  font: inherit;
  font-size: 1rem;
  background: var(--surface);
  box-shadow: 0 4px 20px rgba(255, 102, 0, 0.06);
}

.kb-search input:focus {
  outline: 2px solid var(--toruk-500);
  outline-offset: 2px;
  border-color: var(--toruk-500);
}

.kb-search__icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1.15rem;
  height: 1.15rem;
  color: var(--ink-soft);
  pointer-events: none;
}

.kb-search-results {
  margin-top: 1rem;
  text-align: left;
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  display: none;
}

.kb-search-results.is-visible {
  display: block;
}

.kb-search-results:empty {
  display: none !important;
}

.kb-search-results a {
  display: block;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-soft);
  transition: background 0.12s ease;
}

.kb-search-results a:last-child {
  border-bottom: none;
}

.kb-search-results a:hover,
.kb-search-results a:focus-visible {
  background: var(--toruk-50);
}

.kb-search-results strong {
  display: block;
  font-size: 0.95rem;
  color: var(--ink);
}

.kb-search-results span {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.85rem;
  color: var(--ink-muted);
}

.kb-search-results .kb-search-tag {
  display: inline-block;
  margin-top: 0.35rem;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--toruk-600);
}

.kb-search-empty {
  padding: 1rem;
  color: var(--ink-muted);
  font-size: 0.92rem;
  text-align: center;
}

.kb-categories {
  padding: 1rem 0 3.5rem;
}

.kb-categories h2 {
  margin: 0 0 1.25rem;
  font-size: 1.15rem;
  color: var(--ink-muted);
  font-weight: 600;
}

.kb-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fill, minmax(16rem, 1fr));
}

.kb-card {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 1.25rem;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.kb-card:hover {
  border-color: var(--border);
  box-shadow: 0 8px 24px rgba(255, 102, 0, 0.08);
}

.kb-card h3 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
}

.kb-card h3 a:hover {
  color: var(--toruk-600);
}

.kb-card p {
  margin: 0 0 0.85rem;
  font-size: 0.9rem;
  color: var(--ink-muted);
  line-height: 1.5;
}

.kb-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.kb-card li + li {
  margin-top: 0.35rem;
}

.kb-card li a {
  font-size: 0.88rem;
  color: var(--toruk-600);
  font-weight: 500;
}

.kb-card li a:hover {
  text-decoration: underline;
}

.kb-layout {
  display: grid;
  gap: 2rem;
  padding: 2rem 0 3.5rem;
}

@media (min-width: 960px) {
  .kb-layout {
    grid-template-columns: 14rem minmax(0, 1fr);
    align-items: start;
  }
}

.kb-sidebar {
  position: sticky;
  top: 6rem;
}

.kb-sidebar nav {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 0.75rem;
}

.kb-sidebar h2 {
  margin: 0 0 0.5rem;
  padding: 0.35rem 0.5rem;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}

.kb-sidebar a {
  display: block;
  padding: 0.45rem 0.5rem;
  border-radius: 0.5rem;
  font-size: 0.88rem;
  color: var(--ink-muted);
}

.kb-sidebar a:hover,
.kb-sidebar a.is-active {
  background: var(--toruk-50);
  color: var(--toruk-700);
  font-weight: 600;
}

.kb-article {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: calc(var(--radius) + 0.25rem);
  padding: 2rem 1.5rem;
  box-shadow: 0 8px 30px rgba(255, 102, 0, 0.05);
  max-width: 46rem;
}

.kb-breadcrumb {
  margin: 0 0 1rem;
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.kb-breadcrumb a:hover {
  color: var(--toruk-600);
}

.kb-article h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.6rem, 3.5vw, 2.1rem);
  letter-spacing: -0.02em;
}

.kb-article .kb-lead {
  margin: 0 0 1.5rem;
  color: var(--ink-muted);
  font-size: 1.02rem;
}

.kb-article h2 {
  margin: 1.75rem 0 0.65rem;
  font-size: 1.15rem;
}

.kb-article h3 {
  margin: 1.25rem 0 0.5rem;
  font-size: 1rem;
}

.kb-article p,
.kb-article li {
  color: var(--ink-muted);
  font-size: 0.95rem;
}

.kb-article ul,
.kb-article ol {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
}

.kb-article li + li {
  margin-top: 0.35rem;
}

.kb-article code {
  font-size: 0.88em;
  background: var(--surface-alt);
  border: 1px solid var(--border-soft);
  border-radius: 0.35rem;
  padding: 0.1em 0.35em;
}

.kb-article pre {
  margin: 0 0 1rem;
  padding: 1rem;
  background: #18181b;
  color: #f4f4f5;
  border-radius: var(--radius);
  overflow-x: auto;
  font-size: 0.85rem;
  line-height: 1.5;
}

.kb-article pre code {
  background: none;
  border: none;
  padding: 0;
  color: inherit;
}

.kb-tip {
  margin: 1.25rem 0;
  padding: 0.85rem 1rem;
  background: var(--toruk-50);
  border-left: 3px solid var(--toruk-500);
  border-radius: 0 0.5rem 0.5rem 0;
  font-size: 0.92rem;
  color: var(--ink-muted);
}

.kb-contact {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-soft);
  font-size: 0.92rem;
  color: var(--ink-soft);
}

.site-nav a.is-active {
  color: var(--toruk-600);
  font-weight: 600;
}