:root {
  --brand: #0d7f6f;
  --brand-dark: #0b5e53;
  --surface: #f6fbfa;
  --code-bg: #0d1117;
  --text-main: #1f2933;
}

.wy-side-nav-search {
  background: linear-gradient(145deg, var(--brand) 0%, #189a88 100%);
}

.wy-side-nav-search input[type="text"] {
  border-radius: 8px;
}

.wy-nav-content {
  max-width: 1080px;
}

.wy-nav-content-wrap {
  background: radial-gradient(circle at top right, var(--surface), #ffffff 38%);
}

.lang-switcher {
  margin-top: 10px;
  padding: 8px 10px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.16);
  text-align: center;
}

.lang-switcher a {
  color: #ffffff;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.rst-content code.literal,
.rst-content tt.literal {
  color: #0b5e53;
}

.rst-content pre,
.rst-content div[class^="highlight"] pre {
  background: var(--code-bg);
  border-radius: 10px;
}

.rst-content h1,
.rst-content h2,
.rst-content h3 {
  color: var(--text-main);
}

.rst-content table.docutils {
  border-radius: 10px;
  overflow: hidden;
}