/* ── Fonts ─────────────────────────────────────────────────────────── */
:root {
  --md-text-font: Georgia, "Times New Roman", serif;
  --md-code-font: "JetBrains Mono", "Fira Code", "SF Mono", monospace;
}

/* ── Color Overrides (Light) ──────────────────────────────────────── */
[data-md-color-scheme="default"] {
  --md-primary-fg-color: #2b2b2b;
  --md-primary-fg-color--light: #444444;
  --md-primary-fg-color--dark: #1a1a1a;
  --md-accent-fg-color: #3d5a80;
  --md-accent-fg-color--transparent: rgba(61, 90, 128, 0.07);
  --md-default-bg-color: #f8f7f4;
  --md-default-fg-color: #2b2b2b;
  --md-default-fg-color--light: #666666;
  --md-typeset-a-color: #3d5a80;
  --md-code-bg-color: #f0efeb;
}

/* ── Color Overrides (Dark) ───────────────────────────────────────── */
[data-md-color-scheme="slate"] {
  --md-primary-fg-color: #1a1a1a;
  --md-primary-fg-color--light: #2b2b2b;
  --md-primary-fg-color--dark: #0f0f0f;
  --md-accent-fg-color: #8da9c4;
  --md-accent-fg-color--transparent: rgba(141, 169, 196, 0.1);
  --md-default-bg-color: #1a1a1a;
  --md-default-fg-color: #e8e6e1;
  --md-default-fg-color--light: #999999;
  --md-typeset-a-color: #8da9c4;
  --md-code-bg-color: #222222;
}

/* ── Global Typography ───────────────────────────────────────────── */
.md-typeset {
  font-size: 0.92rem;
  line-height: 1.85;
  font-weight: 300;
}

.md-typeset strong {
  font-weight: 700;
}

/* Nav and UI chrome use a clean sans-serif */
.md-header,
.md-tabs,
.md-nav,
.md-footer,
.md-search__input,
.md-source {
  font-family: Georgia, "Times New Roman", serif;
}

.md-nav__link,
.md-tabs__link {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 500;
  font-size: 0.8rem;
  letter-spacing: 0.01em;
}

/* ── Hero Section (DSPy-style: clean, italic emphasis) ───────────── */
.md-typeset h1 {
  font-size: 2.4rem;
  font-weight: 900;
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  color: var(--md-default-fg-color);
}

.md-typeset h1 em {
  font-style: italic;
  color: var(--md-accent-fg-color);
}

.md-typeset h1 .headerlink {
  display: none;
}

.hero-tagline {
  font-size: 1.05rem;
  color: var(--md-default-fg-color--light);
  max-width: 600px;
  line-height: 1.8;
  font-weight: 300;
  margin-bottom: 2rem;
}

/* Prominent install command (like DSPy's pip install) */
.install-cmd {
  display: inline-block;
  background: var(--md-code-bg-color);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 6px;
  padding: 0.6rem 1.2rem;
  font-family: var(--md-code-font);
  font-size: 0.85rem;
  letter-spacing: 0;
  color: var(--md-default-fg-color);
  margin: 1rem 0 2rem 0;
}

[data-md-color-scheme="slate"] .install-cmd {
  border-color: rgba(255, 255, 255, 0.08);
}

/* ── Section Headers ──────────────────────────────────────────────── */
.md-typeset h2 {
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: -0.015em;
  margin-top: 3.5rem;
  margin-bottom: 1.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.md-typeset h2:first-child,
.md-typeset hr + h2 {
  border-top: none;
  padding-top: 0;
}

[data-md-color-scheme="slate"] .md-typeset h2 {
  border-top-color: rgba(255, 255, 255, 0.08);
}

.md-typeset h3 {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  margin-top: 2rem;
}

.md-typeset h4 {
  font-weight: 600;
  font-size: 0.92rem;
}

/* ── Feature Cards (clean, minimal like OA/DSPy) ─────────────────── */
.md-typeset .grid.cards > ol,
.md-typeset .grid.cards > ul {
  gap: 0.85rem;
}

.md-typeset .grid.cards > ol > li,
.md-typeset .grid.cards > ul > li {
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 6px;
  padding: 1.5rem 1.75rem;
  transition: border-color 0.2s ease, background 0.2s ease;
  background: var(--md-default-bg-color);
}

[data-md-color-scheme="slate"] .md-typeset .grid.cards > ol > li,
[data-md-color-scheme="slate"] .md-typeset .grid.cards > ul > li {
  border-color: rgba(255, 255, 255, 0.1);
  background: #222222;
}

.md-typeset .grid.cards > ol > li:hover,
.md-typeset .grid.cards > ul > li:hover {
  border-color: var(--md-accent-fg-color);
  background: var(--md-accent-fg-color--transparent);
}

.md-typeset .grid.cards > ol > li > :first-child,
.md-typeset .grid.cards > ul > li > :first-child {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: -0.01em;
}

/* ── Code Blocks ──────────────────────────────────────────────────── */
.md-typeset code {
  border-radius: 4px;
  font-size: 0.82em;
}

.md-typeset pre {
  border-radius: 6px;
  border: 1px solid rgba(0, 0, 0, 0.08);
}

[data-md-color-scheme="slate"] .md-typeset pre {
  border-color: rgba(255, 255, 255, 0.08);
}

.md-typeset pre > code {
  font-size: 0.82rem;
  line-height: 1.7;
}

/* ── Tabs ─────────────────────────────────────────────────────────── */
.md-typeset .tabbed-labels > label {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 500;
  font-size: 0.82rem;
  letter-spacing: 0.01em;
}

/* ── Buttons (clean, bordered like OA) ───────────────────────────── */
.md-typeset .md-button {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 500;
  font-size: 0.85rem;
  border-radius: 6px;
  padding: 0.55rem 1.5rem;
  letter-spacing: 0.01em;
  transition: all 0.2s ease;
}

.md-typeset .md-button--primary {
  background: var(--md-default-fg-color);
  border-color: var(--md-default-fg-color);
  color: var(--md-default-bg-color);
}

.md-typeset .md-button--primary:hover {
  background: var(--md-accent-fg-color);
  border-color: var(--md-accent-fg-color);
}

/* ── Navigation ───────────────────────────────────────────────────── */
.md-tabs {
  background: var(--md-primary-fg-color);
}

.md-header {
  box-shadow: none;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

[data-md-color-scheme="slate"] .md-header {
  border-bottom-color: rgba(255, 255, 255, 0.06);
}

/* ── Admonitions ──────────────────────────────────────────────────── */
.md-typeset .admonition,
.md-typeset details {
  border-radius: 6px;
  border-width: 1px;
  border-left-width: 4px;
  box-shadow: none;
  font-size: 0.88rem;
}

/* ── Footer ───────────────────────────────────────────────────────── */
.md-footer {
  background: var(--md-primary-fg-color--dark);
}

/* ── Pill Badges ─────────────────────────────────────────────────── */
.pill {
  display: inline-block;
  padding: 0.2rem 0.7rem;
  border-radius: 100px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--md-accent-fg-color--transparent);
  color: var(--md-accent-fg-color);
  margin-bottom: 1rem;
}

/* ── Divider ──────────────────────────────────────────────────────── */
.md-typeset hr {
  border-color: rgba(0, 0, 0, 0.08);
  margin: 3rem 0;
}

[data-md-color-scheme="slate"] .md-typeset hr {
  border-color: rgba(255, 255, 255, 0.08);
}

/* ── Inline Code ─────────────────────────────────────────────────── */
.md-typeset :not(pre) > code {
  transition: background 0.15s ease;
  font-size: 0.8em;
  padding: 0.15em 0.4em;
}

/* ── Links ───────────────────────────────────────────────────────── */
.md-typeset a {
  transition: color 0.15s ease;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

.md-typeset a:hover {
  text-decoration: underline;
}

/* ── Content Width ───────────────────────────────────────────────── */
.md-content__inner {
  max-width: 48rem;
  padding-top: 2rem;
}

/* ── Tables ──────────────────────────────────────────────────────── */
.md-typeset table:not([class]) {
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid rgba(0, 0, 0, 0.1);
  font-size: 0.83rem;
}

[data-md-color-scheme="slate"] .md-typeset table:not([class]) {
  border-color: rgba(255, 255, 255, 0.1);
}

.md-typeset table:not([class]) th {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ── Quick Start Tabs ─────────────────────────────────────────────── */
.md-typeset .tabbed-set {
  margin-top: 1.5rem;
}

.md-typeset .tabbed-content {
  padding-top: 0.75rem;
}

/* ── Lists (more breathing room) ──────────────────────────────────── */
.md-typeset ol,
.md-typeset ul {
  line-height: 1.85;
}

.md-typeset li + li {
  margin-top: 0.35rem;
}

/* ── Responsive ───────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .md-typeset h1 {
    font-size: 1.7rem;
  }
  .hero-tagline {
    font-size: 0.95rem;
  }
  .install-cmd {
    font-size: 0.78rem;
  }
}