/* ── Kalpurush font ───────────────────────────────────────────────────────── */
@font-face {
  font-family: 'Kalpurush';
  src: url('/bornomala/fonts/Kalpurush.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

/* ── Apply Kalpurush to all prose text ───────────────────────────────────── */
body,
.book-page,
.markdown,
.book-menu nav,
.book-toc nav,
h1, h2, h3, h4, h5, h6,
p, li, td, th, blockquote {
  font-family: 'Kalpurush', 'Noto Sans Bengali', 'SolaimanLipi', 'Vrinda', sans-serif;
}

/* ── Keep monospace for code ─────────────────────────────────────────────── */
code, pre, kbd, samp,
.highlight code {
  font-family: 'Fira Code', 'Cascadia Code', 'Consolas', 'Monaco', monospace;
}

/* ── Better line height for Bangla text ──────────────────────────────────── */
.markdown p,
.markdown li,
.markdown td,
.markdown blockquote {
  line-height: 1.9;
}

.markdown h1,
.markdown h2,
.markdown h3 {
  line-height: 1.5;
  letter-spacing: -0.01em;
}

/* ── Accent colour — deep red (similar to Bangladesh flag) ───────────────── */
:root {
  --color-link: #c0392b;
}

a {
  color: var(--color-link);
}

a:hover {
  color: #922b21;
  text-decoration: underline;
}

/* ── Sidebar nav ─────────────────────────────────────────────────────────── */
.book-menu nav a.active,
.book-menu nav a:hover {
  color: var(--color-link);
}

/* ── Code block tweaks ───────────────────────────────────────────────────── */
.highlight {
  border-radius: 6px;
  margin: 1.2em 0;
}

/* ── Inline code ─────────────────────────────────────────────────────────── */
code:not(.language-python):not(.language-bash) {
  background: #f5f0ff;
  color: #5b21b6;
  padding: 0.15em 0.4em;
  border-radius: 4px;
  font-size: 0.88em;
}

/* ── Callout / hint boxes ────────────────────────────────────────────────── */
blockquote {
  border-left: 4px solid var(--color-link);
  background: #fdf6f6;
  padding: 0.8em 1.2em;
  border-radius: 0 6px 6px 0;
}

/* ── Table ───────────────────────────────────────────────────────────────── */
.markdown table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95em;
}

.markdown table th {
  background: #f8f4ff;
  font-weight: 600;
  border-bottom: 2px solid #d1c4e9;
}

.markdown table td,
.markdown table th {
  padding: 0.55em 0.9em;
  border: 1px solid #e8e0f0;
}

.markdown table tr:nth-child(even) td {
  background: #fdfbff;
}

/* ── Hero on homepage ────────────────────────────────────────────────────── */
.bornomala-hero {
  text-align: center;
  padding: 3rem 1rem 2rem;
}

.bornomala-hero .logo {
  font-size: 4rem;
  font-weight: 700;
  color: var(--color-link);
  line-height: 1.1;
}

.bornomala-hero .tagline {
  font-size: 1.25rem;
  color: #555;
  margin-top: 0.5rem;
}

.bornomala-hero .badge-row {
  margin-top: 1.2rem;
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.feature-card {
  border: 1px solid #e8e0f0;
  border-radius: 8px;
  padding: 1rem 1.1rem;
  background: #fdfbff;
}

.feature-card h3 {
  margin: 0 0 0.4rem;
  font-size: 1rem;
  color: var(--color-link);
}

.feature-card p {
  margin: 0;
  font-size: 0.9rem;
  color: #444;
  line-height: 1.6;
}