:root {
  --primary: #c76b2a;
  --primary-dark: #a2551f;
  --dark: #6b4f3a;
  --text: #4a3a2c;
  --text-muted: #8d7a6a;
  --border: #e6d9c8;
  --surface: #ffffff;
  --surface-alt: #fdfcfa;
  --radius: 10px;
  /* Faint brand wash for call-to-action panels, so they read as intentional rather than empty. */
  --tint: rgba(199, 107, 42, 0.06);
  --tint-border: rgba(199, 107, 42, 0.22);
  --shadow: 0 4px 20px rgba(107, 79, 58, 0.08);
  --font: 'Noto Sans Bengali', sans-serif;
  --font-serif: 'Noto Serif Bengali', serif;
}

:root[data-theme="dark"] {
  --text: #ece1d3;
  --text-muted: #b8a58e;
  --border: #3a2f26;
  --surface: #1c1512;
  --surface-alt: #241c17;
  --tint: rgba(199, 107, 42, 0.14);
  --tint-border: rgba(199, 107, 42, 0.32);
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.45);
}

:root[data-theme="dark"] h1,
:root[data-theme="dark"] h2,
:root[data-theme="dark"] h3,
:root[data-theme="dark"] .logo,
:root[data-theme="dark"] .btn--outline {
  color: var(--text);
}
:root[data-theme="dark"] .btn--outline { border-color: var(--text); }
:root[data-theme="dark"] .site-header { border-bottom-color: var(--border); }

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: var(--font);
  color: var(--text);
  background-color: var(--surface);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.2s ease, color 0.2s ease;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container { max-width: 1160px; margin: 0 auto; padding: 0 20px; }

h1, h2, h3 { font-weight: 800; letter-spacing: -0.01em; color: var(--dark); }

/* Header */
.site-header { border-bottom: 3px solid var(--dark); background: var(--surface); }
.site-header__top { display: flex; align-items: center; justify-content: space-between; padding: 18px 0; gap: 16px; flex-wrap: wrap; }
.header-controls { display: flex; align-items: center; gap: 14px; }
.lang-switch { display: flex; align-items: center; gap: 6px; font-size: 0.82rem; color: var(--text-muted); }
.lang-switch a { font-weight: 600; color: var(--text-muted); }
.lang-switch a.active { color: var(--primary); }
.theme-toggle {
  border: 1px solid var(--border); background: var(--surface-alt); border-radius: 50%;
  width: 36px; height: 36px; font-size: 1rem; cursor: pointer; display: flex; align-items: center; justify-content: center;
}
.theme-toggle:hover { border-color: var(--primary); }
.logo { font-size: 1.5rem; font-weight: 900; color: var(--dark); }
.logo span { color: var(--primary); }
.search-form { display: flex; }
.search-form input {
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 6px 0 0 6px;
  font-size: 0.88rem;
  width: 200px;
}
.search-form button {
  padding: 8px 14px;
  border: none;
  background: var(--dark);
  color: #fff;
  border-radius: 0 6px 6px 0;
  cursor: pointer;
}
.site-nav { background: var(--dark); }
.site-nav ul { display: flex; gap: 4px; flex-wrap: wrap; }
.site-nav a { display: block; padding: 12px 16px; color: #fff; font-size: 0.88rem; font-weight: 600; }
.site-nav a:hover { background: var(--primary); }

section { padding: 40px 0; }

/* Section headings */
.section-title {
  font-size: 1.3rem;
  border-left: 5px solid var(--primary);
  padding-left: 12px;
  margin-bottom: 22px;
}

/* Featured grid */
.featured-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 20px; }
.featured-main { position: relative; border-radius: var(--radius); overflow: hidden; aspect-ratio: 16/10; background: var(--surface-alt); }
.featured-main img { width: 100%; height: 100%; object-fit: cover; }
.featured-main__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.82), transparent 60%);
  display: flex; align-items: flex-end; padding: 22px; color: #fff;
}
.featured-main__overlay h2 { color: #fff; font-size: 1.5rem; }
.featured-side { display: flex; flex-direction: column; gap: 16px; }
.featured-side-item { display: flex; gap: 12px; }
.featured-side-item img { width: 96px; height: 72px; object-fit: cover; border-radius: 8px; flex-shrink: 0; background: var(--surface-alt); }
.featured-side-item h3 { font-size: 0.95rem; line-height: 1.4; }

/* Article grid / list */
.article-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 22px; }
.article-card { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: var(--surface); transition: box-shadow 0.15s ease; }
.article-card:hover { box-shadow: var(--shadow); }
.article-card__image { aspect-ratio: 16/10; background: var(--surface-alt); overflow: hidden; }
.article-card__image img { width: 100%; height: 100%; object-fit: cover; }
.article-card__body { padding: 14px; }
.article-card__category { font-size: 0.72rem; font-weight: 700; color: var(--primary); text-transform: uppercase; letter-spacing: 0.03em; }
.article-card__title { font-size: 1rem; margin: 6px 0; line-height: 1.4; }
.article-card__meta { font-size: 0.78rem; color: var(--text-muted); }

.category-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  color: #fff;
  background: var(--primary);
  padding: 3px 10px;
  border-radius: 4px;
  text-transform: uppercase;
}

/* Article detail */
.article-header { max-width: 760px; margin: 0 auto 24px; text-align: left; }
.article-header h1 { font-size: 2rem; margin: 12px 0; line-height: 1.3; }
.article-subtitle { font-size: 1.15rem; color: var(--text-muted); margin-bottom: 14px; }
.article-meta { display: flex; gap: 14px; flex-wrap: wrap; font-size: 0.85rem; color: var(--text-muted); align-items: center; }
.article-meta a { color: var(--primary); font-weight: 600; }
.article-hero-image { max-width: 900px; margin: 0 auto 8px; border-radius: var(--radius); overflow: hidden; }
.article-hero-image img { width: 100%; }
.article-image-caption { max-width: 900px; margin: 0 auto 32px; font-size: 0.82rem; color: var(--text-muted); text-align: center; }
.article-body { max-width: 760px; margin: 0 auto; font-size: 1.1rem; font-family: var(--font-serif); }
.article-body p { margin-bottom: 18px; }
.article-body img { border-radius: 8px; margin: 20px 0; }
.article-tags { max-width: 760px; margin: 24px auto; display: flex; gap: 8px; flex-wrap: wrap; }
.tag-pill { font-size: 0.78rem; background: var(--surface-alt); border: 1px solid var(--border); padding: 4px 12px; border-radius: 999px; color: var(--text-muted); }

.reactions { max-width: 760px; margin: 24px auto; display: flex; gap: 12px; }
.reaction-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 18px; border-radius: 999px; border: 1px solid var(--border);
  background: var(--surface); cursor: pointer; font-size: 0.9rem; font-weight: 600;
}
.reaction-btn:hover { border-color: var(--primary); color: var(--primary); }

.related-section { max-width: 900px; margin: 40px auto 0; }

/* Comments */
.comments-section { max-width: 760px; margin: 40px auto 0; }
.comment-card { border-bottom: 1px solid var(--border); padding: 16px 0; }
.comment-card__author { font-weight: 700; font-size: 0.92rem; }
.comment-card__date { font-size: 0.78rem; color: var(--text-muted); margin-left: 8px; }
.comment-card__body { margin-top: 6px; color: var(--text); }
.comment-form { margin-top: 24px; display: flex; flex-direction: column; gap: 12px; }
.comment-form input, .comment-form textarea {
  padding: 11px 14px; border-radius: 8px; border: 1px solid var(--border); font-family: inherit; font-size: 0.92rem;
}
.comment-form button {
  align-self: flex-start; padding: 10px 22px; border-radius: 8px; border: none;
  background: var(--primary); color: #fff; font-weight: 700; cursor: pointer;
}
.comment-success { background: #ecfdf3; color: #067647; padding: 10px 14px; border-radius: 8px; font-size: 0.88rem; margin-bottom: 12px; }

/* CV request (about page) */
.cv-request { margin-top: 8px; }
.cv-request__done { background: #ecfdf3; color: #067647; padding: 12px 16px; border-radius: 8px; font-size: 0.9rem; max-width: 600px; }
.cv-request__form input, .cv-request__form textarea {
  padding: 11px 14px; border-radius: 8px; border: 1px solid var(--border);
  font-family: inherit; font-size: 0.92rem; background: var(--surface); color: var(--text);
}
.cv-request__form button { border: none; cursor: pointer; }

/* Sidebar layout (category/search) */
.content-layout { display: grid; grid-template-columns: 2.2fr 1fr; gap: 32px; align-items: flex-start; }
.sidebar-box { background: var(--surface-alt); border-radius: var(--radius); padding: 20px; }
.sidebar-box h3 { font-size: 1rem; margin-bottom: 14px; }
.sidebar-box li { padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
.sidebar-box li:last-child { border-bottom: none; }

/* Author page */
.author-header { display: flex; gap: 20px; align-items: center; margin-bottom: 32px; }
.author-avatar { width: 84px; height: 84px; border-radius: 50%; object-fit: cover; background: var(--surface-alt); }
.author-header h1 { font-size: 1.4rem; }
.author-header p { color: var(--text-muted); font-size: 0.92rem; margin-top: 4px; }

/* Pagination */
.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 32px; }
.pagination a, .pagination span {
  padding: 8px 14px; border-radius: 6px; border: 1px solid var(--border); font-size: 0.88rem;
}
.pagination .active { background: var(--dark); color: #fff; border-color: var(--dark); }

.empty-state { text-align: center; padding: 60px 20px; color: var(--text-muted); }

/* Footer */
.site-footer { background: var(--dark); color: #f0e6d8; padding: 40px 0; margin-top: 40px; }
.site-footer .container { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; align-items: center; }
.site-footer a { color: #f0e6d8; }
.footer-note { font-size: 0.82rem; color: #d8c7b3; }

.social-links { display: flex; gap: 12px; }
.social-links a {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 50%;
  background: rgba(255,255,255,0.12); font-size: 0.78rem; font-weight: 700;
}
.social-links a:hover { background: var(--primary); }

/* Video embed */
.video-embed { max-width: 760px; margin: 24px auto; }
.video-embed #video-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; border-radius: var(--radius); }
.video-embed #video-container iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0; border-radius: var(--radius); }

/* Social feed — click-to-load facades, so no vendor script runs until asked */
.social-feed__grid { display: flex; justify-content: center; flex-wrap: wrap; gap: 32px; align-items: flex-start; }
.embed-facade { width: 100%; max-width: 500px; }
/* Compact CTA card, not a big empty placeholder: a faint sepia wash and the primary-filled
   icon keep it reading as something to click rather than a blank panel. */
.embed-facade__box {
  width: 100%;
  border: 1px solid var(--tint-border); border-radius: var(--radius); background: var(--tint);
  display: grid; grid-template-columns: auto 1fr; gap: 6px 14px;
  padding: 18px 20px; align-items: center;
}
.embed-facade__icon {
  grid-row: span 2; align-self: start;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--primary); color: #fff;
  display: inline-flex; align-items: center; justify-content: center;
}
.embed-facade__title { font-weight: 700; color: var(--dark); }
:root[data-theme="dark"] .embed-facade__title { color: var(--text); }
.embed-facade__note { font-size: 0.78rem; color: var(--text-muted); }
.embed-facade__actions { grid-column: 2; display: flex; flex-wrap: wrap; gap: 8px; margin-top: 6px; }
.embed-facade__actions .btn { padding: 8px 16px; font-size: 0.85rem; }
.embed-facade__btn { border: none; cursor: pointer; font-family: inherit; }
/* Once loaded, the box just hosts the embed — drop the CTA framing. */
.embed-facade__box:has(.fb-page), .embed-facade__box:has(.embed-facade__player) {
  padding: 0; border: none; background: none; display: block;
}
.embed-facade__player { width: 100%; position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; border-radius: var(--radius); box-shadow: var(--shadow); }
.embed-facade__player iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0; }

/* Hero */
.hero { background: var(--surface-alt); border-bottom: 3px solid var(--dark); padding: 56px 0; }
.hero__inner { display: grid; grid-template-columns: 1.5fr 1fr; gap: 40px; align-items: center; }
.hero__text h1 { font-size: 2.4rem; margin-bottom: 8px; }
.hero__tagline { font-size: 1.05rem; color: var(--primary-dark); font-weight: 600; margin-bottom: 10px; }
.hero__book { color: var(--text); margin-bottom: 18px; }
.hero__quote {
  font-family: var(--font-serif); font-style: italic; color: var(--text);
  border-left: 4px solid var(--primary); padding: 10px 18px; margin-bottom: 22px; font-size: 0.98rem;
}
.hero__quote cite { display: block; margin-top: 8px; font-style: normal; font-size: 0.82rem; color: var(--text-muted); }
.hero__actions { display: flex; gap: 12px; flex-wrap: wrap; }
.btn { display: inline-block; padding: 10px 22px; border-radius: 999px; font-weight: 700; font-size: 0.92rem; transition: transform 0.15s ease, box-shadow 0.15s ease; }
.btn--primary { background: var(--primary); color: #fff; }
.btn--outline { border: 2px solid var(--dark); color: var(--dark); }
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.hero__photo { justify-self: center; }
.hero__photo img {
  width: 220px; height: 220px; border-radius: 50%; object-fit: cover;
  border: 6px solid var(--surface); box-shadow: var(--shadow);
}

/* Gallery */
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 18px; }
.gallery-item { position: relative; border-radius: var(--radius); overflow: hidden; aspect-ratio: 4/3; background: var(--surface-alt); }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.35s ease; }
.gallery-item:hover img { transform: scale(1.08); }
.gallery-item span {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 8px 12px;
  background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
  color: #fff; font-size: 0.82rem; font-weight: 600;
}

/* Hover lift on cards */
.article-card, .featured-main, .featured-side-item, .gallery-item {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.article-card:hover, .featured-main:hover, .gallery-item:hover { transform: translateY(-4px); box-shadow: var(--shadow); }

/* Scroll-reveal */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.5s ease, transform 0.5s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 860px) {
  .featured-grid, .content-layout { grid-template-columns: 1fr; }
  .search-form input { width: 130px; }
  .hero__inner { grid-template-columns: 1fr; text-align: center; }
  .hero__actions { justify-content: center; }
  .hero__photo img { width: 160px; height: 160px; }
}