:root {
  --gb-bg: #ffffff;
  --gb-surface: #f8fafc;
  --gb-sidebar: #f7f8fa;
  --gb-border: #e5e7eb;
  --gb-border-strong: #d8dde3;
  --gb-text: #111827;
  --gb-muted: #6b7280;
  --gb-accent: #2563eb;
  --gb-accent-soft: #eaf1ff;
}

html,
body {
  background: var(--gb-bg);
}

body,
.md-typeset {
  color: var(--gb-text);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Noto Sans CJK SC", sans-serif;
}

.md-header {
  background: var(--gb-bg) !important;
  color: var(--gb-text) !important;
  box-shadow: none !important;
  border-bottom: 1px solid var(--gb-border);
}

.md-header__title,
.md-header__topic,
.md-header__button {
  color: var(--gb-text) !important;
}

.md-search__form {
  background: #f2f4f7 !important;
  border: 1px solid var(--gb-border) !important;
  border-radius: 10px !important;
}

.md-search__input::placeholder {
  color: var(--gb-muted);
}

.md-main__inner {
  margin-top: 0.4rem;
}

.md-content__inner {
  margin: 1.2rem 2rem 2.5rem;
}

.md-sidebar--primary {
  background: var(--gb-sidebar);
  border-right: 1px solid var(--gb-border);
}

.md-nav__title {
  color: var(--gb-muted);
  font-weight: 600;
  font-size: 0.72rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.md-nav__item--nested > .md-nav__link {
  font-weight: 600;
  color: #1f2937;
}

.md-nav__link {
  border-left: 2px solid transparent;
  padding: 0.38rem 0.8rem 0.38rem 1rem;
  border-radius: 0;
  font-size: 0.82rem;
  color: #4b5563;
}

.md-nav__link:hover {
  background: #f1f5f9;
  color: #111827;
}

.md-nav__link--active {
  color: var(--gb-accent) !important;
  border-left-color: var(--gb-accent);
  background: var(--gb-accent-soft);
}

.md-typeset h1 {
  margin-top: 0.15rem;
  margin-bottom: 0.8rem;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.md-typeset h2 {
  margin-top: 2rem;
  margin-bottom: 0.7rem;
  font-size: 1.4rem;
  font-weight: 650;
}

.md-typeset h3 {
  margin-top: 1.5rem;
  font-size: 1.08rem;
  font-weight: 600;
}

.md-typeset p,
.md-typeset li {
  color: #374151;
}

.md-typeset code {
  background: #f3f4f6;
  border: 1px solid #e5e7eb;
  border-radius: 6px;
  color: #0f172a;
}

.md-typeset table:not([class]) {
  font-size: 0.82rem;
}

.md-typeset table:not([class]) th {
  background: #f8fafc;
  color: #111827;
  border-bottom: 1px solid var(--gb-border-strong);
}

.md-typeset table:not([class]) td {
  border-top: 1px solid var(--gb-border);
}

.entity-index-root {
  margin-top: 12px;
  border: 1px solid var(--gb-border);
  border-radius: 12px;
  overflow: hidden;
  background: var(--gb-bg);
}

.index-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  padding: 12px;
  background: var(--gb-surface);
  border-bottom: 1px solid var(--gb-border);
}

.index-toolbar select,
.index-toolbar input {
  min-height: 36px;
  border: 1px solid var(--gb-border);
  border-radius: 8px;
  padding: 0 10px;
  font-size: 14px;
  background: #ffffff;
}

.index-toolbar input {
  min-width: 280px;
  flex: 1 1 320px;
}

.index-toolbar .entity-index-count {
  color: var(--gb-muted);
  font-size: 13px;
}

.index-table-wrap {
  overflow: auto;
}

.index-table {
  width: 100%;
  min-width: 980px;
  border-collapse: collapse;
}

.index-table th,
.index-table td {
  border-bottom: 1px solid var(--gb-border);
  text-align: left;
  padding: 10px 12px;
  vertical-align: top;
  font-size: 13px;
}

.index-table th {
  background: #f9fafb;
  position: sticky;
  top: 0;
  z-index: 1;
}

.index-table code {
  white-space: nowrap;
  font-size: 12px;
}

@media (max-width: 1024px) {
  .md-content__inner {
    margin: 1rem 1rem 2rem;
  }
}

@media (max-width: 900px) {
  .index-toolbar input {
    min-width: 180px;
  }

  .md-typeset h1 {
    font-size: 1.55rem;
  }

  .md-typeset h2 {
    font-size: 1.2rem;
  }
}