/* ════════════════════════════════════════════════════════════════════════════
   blog.css — Blog archive + single post styles
   Loaded only on blog pages (context: 'blog') via assets.php
   ════════════════════════════════════════════════════════════════════════════ */


/* ── Blog Hero Header ───────────────────────────────────────────────────────── */
.blog-header {
  padding: 140px 64px 64px;
  background: linear-gradient(160deg, #eef3ff 0%, #f5f8ff 50%, #fff 100%);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.blog-header::before {
  content: '';
  position: absolute;
  top: -100px; right: -80px;
  width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(26,78,216,.07) 0%, transparent 70%);
  pointer-events: none;
}
.blog-header-inner {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
}
.blog-header .section-sub { margin-bottom: 32px }

/* Category filter pills */
.blog-cats { display: flex; gap: 8px; flex-wrap: wrap }
.blog-cat-btn {
  font-family: 'Outfit', sans-serif;
  font-size: 14px; font-weight: 500;
  color: var(--ink-soft);
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: 999px;
  padding: 7px 18px;
  cursor: pointer; text-decoration: none;
  transition: all .18s; display: inline-block;
}
.blog-cat-btn:hover, .blog-cat-btn.active {
  background: var(--blue-pale);
  border-color: var(--blue-border);
  color: var(--blue); font-weight: 600;
}


/* ── Blog Content Section ───────────────────────────────────────────────────── */
.blog-section { padding: 72px 64px 96px }
.blog-inner   { max-width: 1200px; margin: 0 auto }


/* ── Featured Post (hero card) ──────────────────────────────────────────────── */
.blog-featured {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 380px;
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: 24px;
  overflow: hidden;
  margin-bottom: 64px;
  transition: border-color .25s, box-shadow .25s, transform .25s;
}
.blog-featured:hover {
  border-color: var(--blue-border);
  box-shadow: 0 20px 60px rgba(26,78,216,.11);
  transform: translateY(-3px);
}

/* Left column: image */
.blog-featured-thumb {
  display: block; overflow: hidden; position: relative;
}
.blog-featured-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.blog-featured:hover .blog-featured-thumb img { transform: scale(1.05) }

.blog-featured-thumb--placeholder {
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #eef3ff 0%, #f5f8ff 100%);
  min-height: 280px;
}

/* Right column: content */
.blog-featured-body {
  padding: 44px 48px;
  display: flex; flex-direction: column;
  gap: 0;
}
.blog-featured-badge {
  display: inline-block; align-self: flex-start;
  font-size: 10px; font-weight: 700; letter-spacing: 2.5px;
  color: var(--white);
  background: var(--blue);
  border-radius: 999px;
  padding: 4px 12px;
  margin-bottom: 14px;
  text-transform: uppercase;
}
.blog-featured-title {
  font-size: clamp(22px, 2.2vw, 30px);
  font-weight: 800; letter-spacing: -.03em;
  color: var(--ink); line-height: 1.18;
  margin-bottom: 14px;
}
.blog-featured-title a {
  color: inherit; text-decoration: none; transition: color .15s;
}
.blog-featured-title a:hover { color: var(--blue) }
.blog-featured-excerpt {
  font-size: 16px; font-weight: 300;
  color: var(--ink-soft); line-height: 1.7;
  margin-bottom: 24px; flex: 1;
}


/* ── Grid Section Divider ──────────────────────────────────────────────────── */
.blog-grid-head {
  display: flex; align-items: center; gap: 16px;
  margin-bottom: 28px;
}
.blog-grid-head-title {
  font-size: 11px; font-weight: 700; letter-spacing: 3.5px;
  color: var(--ink-faint); text-transform: uppercase; white-space: nowrap;
}
.blog-grid-head-line { flex: 1; height: 1px; background: var(--border) }


/* ── Blog Post Grid ─────────────────────────────────────────────────────────── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px; margin-bottom: 56px;
}
.blog-card {
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: 18px; overflow: hidden;
  display: flex; flex-direction: column;
  transition: border-color .2s, box-shadow .2s, transform .2s;
}
.blog-card:hover {
  border-color: var(--blue-border);
  box-shadow: 0 12px 36px rgba(26,78,216,.09);
  transform: translateY(-3px);
}
.blog-card-thumb {
  display: block; aspect-ratio: 16/9; overflow: hidden;
}
.blog-card-thumb img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .4s;
}
.blog-card:hover .blog-card-thumb img { transform: scale(1.05) }

.blog-card-body  { padding: 24px; display: flex; flex-direction: column; flex: 1 }
.blog-card-cat   {
  font-size: 10.5px; font-weight: 700; letter-spacing: 2px;
  color: var(--blue); text-transform: uppercase;
  margin-bottom: 10px; display: block;
}
.blog-card-title {
  font-size: 17px; font-weight: 700;
  color: var(--ink); margin-bottom: 10px;
  letter-spacing: -.01em; line-height: 1.35;
}
.blog-card-title a { color: inherit; text-decoration: none; transition: color .15s }
.blog-card-title a:hover { color: var(--blue) }
.blog-card-excerpt {
  font-size: 15px; font-weight: 300;
  color: var(--ink-soft); line-height: 1.65;
  margin-bottom: 16px; flex: 1;
}
.blog-card-meta {
  display: flex; align-items: center; gap: 8px;
  font-size: 12.5px; color: var(--ink-faint);
  margin-bottom: 16px; flex-wrap: wrap;
}
.blog-card-sep { opacity: .4 }
.blog-card-link {
  font-size: 14px; font-weight: 600; color: var(--blue);
  text-decoration: none; display: inline-flex; align-items: center; gap: 6px;
  transition: gap .15s; margin-top: auto;
}
.blog-card-link:hover { gap: 10px }
.blog-card-link svg { flex-shrink: 0; transition: transform .15s }
.blog-card-link:hover svg { transform: translateX(3px) }


/* ── Empty State ─────────────────────────────────────────────────────────────── */
.blog-empty {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  text-align: center; padding: 96px 32px; gap: 16px;
}
.blog-empty-icon { margin-bottom: 8px }
.blog-empty-title {
  font-size: 22px; font-weight: 700;
  color: var(--ink); letter-spacing: -.01em;
}
.blog-empty-sub {
  font-size: 16px; font-weight: 300;
  color: var(--ink-soft); max-width: 360px; line-height: 1.6;
}
.blog-empty-btn {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 8px;
  font-size: 15px; font-weight: 600; color: var(--blue);
  text-decoration: none; transition: gap .15s;
}
.blog-empty-btn:hover { gap: 10px; text-decoration: underline }


/* ── Pagination ──────────────────────────────────────────────────────────────── */
.blog-pagination { display: flex; justify-content: center; margin-top: 8px }
.blog-pagination .page-numbers {
  list-style: none; display: flex; gap: 8px;
  flex-wrap: wrap; align-items: center;
}
.blog-pagination .page-numbers li a,
.blog-pagination .page-numbers li span {
  display: flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 10px;
  font-size: 15px; font-weight: 500;
  border: 1.5px solid var(--border);
  color: var(--ink-mid); text-decoration: none; transition: all .18s;
}
.blog-pagination .page-numbers li a:hover {
  background: var(--blue-pale); border-color: var(--blue-border); color: var(--blue);
}
.blog-pagination .page-numbers li .current {
  background: var(--blue); border-color: var(--blue); color: var(--white);
}
.blog-pagination .page-numbers li .prev,
.blog-pagination .page-numbers li .next { width: auto; padding: 0 16px; gap: 6px }


/* ═══════════════════════════════════════════════════════════════════════════════
   SINGLE POST
   ═══════════════════════════════════════════════════════════════════════════════ */

.single-header {
  padding: 140px 64px 64px;
  background: linear-gradient(160deg, #eef3ff 0%, #f5f8ff 50%, #fff 100%);
  border-bottom: 1px solid var(--border);
}
.single-header-inner { max-width: 760px; margin: 0 auto }
.single-cat {
  display: inline-block;
  font-size: 10.5px; font-weight: 700; letter-spacing: 2px;
  color: var(--blue); text-transform: uppercase;
  text-decoration: none; margin-bottom: 16px;
}
.single-cat:hover { text-decoration: underline }
.single-title {
  font-size: clamp(26px, 4vw, 46px);
  font-weight: 800; letter-spacing: -.03em;
  color: var(--ink); line-height: 1.15; margin-bottom: 20px;
}
.single-meta {
  display: flex; align-items: center; gap: 12px;
  flex-wrap: wrap; font-size: 15px; font-weight: 400; color: var(--ink-soft);
}
.single-sep { opacity: .4 }

.single-thumb     { max-width: 900px; margin: 0 auto; padding: 0 64px }
.single-thumb img {
  width: 100%; height: auto;
  border-radius: var(--radius-lg);
  margin-top: -32px; box-shadow: var(--shadow-md);
}

.single-body    { padding: 64px; max-width: 760px; margin: 0 auto }
.single-content {
  font-size: 17px; font-weight: 300;
  line-height: 1.9; color: var(--ink-mid); margin-bottom: 48px;
}
.single-content h2 {
  font-size: clamp(20px, 2.5vw, 28px); font-weight: 700;
  color: var(--ink); margin: 48px 0 16px; letter-spacing: -.02em;
}
.single-content h3 {
  font-size: 20px; font-weight: 600;
  color: var(--ink); margin: 36px 0 12px;
}
.single-content p  { margin-bottom: 22px }
.single-content a  { color: var(--blue); text-decoration: underline; text-underline-offset: 3px }
.single-content ul,
.single-content ol { padding-left: 24px; margin-bottom: 22px }
.single-content li { margin-bottom: 8px }
.single-content code {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: 5px; padding: 2px 7px; font-size: .875em;
}
.single-content pre {
  background: var(--ink); color: #e5e7eb;
  padding: 24px; border-radius: 14px;
  overflow-x: auto; margin-bottom: 24px;
}
.single-content pre code { background: none; border: none; padding: 0; font-size: 14px }
.single-content img      { border-radius: var(--radius-md); margin: 24px 0 }
.single-content blockquote {
  border-left: 3px solid var(--blue); padding: 16px 24px;
  background: var(--blue-pale); border-radius: 0 12px 12px 0;
  margin: 28px 0; font-style: italic;
}

.single-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 40px }
.single-tag  {
  font-size: 14px; font-weight: 500; color: var(--ink-soft);
  background: var(--bg); border: 1.5px solid var(--border);
  border-radius: 999px; padding: 5px 14px;
  text-decoration: none; transition: all .15s;
}
.single-tag:hover {
  background: var(--blue-pale); border-color: var(--blue-border); color: var(--blue);
}
.single-back     { margin-top: 48px; padding-top: 32px; border-top: 1px solid var(--border) }
.btn-back        {
  font-size: 15px; font-weight: 600; color: var(--blue);
  text-decoration: none; display: inline-flex; align-items: center; gap: 6px;
}
.btn-back:hover { text-decoration: underline }

.related-section { background: var(--bg); padding: 80px 64px; border-top: 1px solid var(--border) }
.related-inner   { max-width: 1200px; margin: 0 auto }
.related-title   { font-size: 22px; font-weight: 700; color: var(--ink); margin-bottom: 32px; letter-spacing: -.01em }


/* ── Responsive ──────────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .blog-featured {
    grid-template-columns: 1fr;
    min-height: auto;
  }
  .blog-featured-thumb { height: 280px }
  .blog-featured-body  { padding: 32px 36px }
  .blog-grid           { grid-template-columns: repeat(2, 1fr) }
  .single-thumb        { padding: 0 32px }
}

@media (max-width: 768px) {
  .blog-header,
  .blog-section         { padding-left: 24px; padding-right: 24px }
  .single-header,
  .single-thumb,
  .single-body,
  .related-section      { padding-left: 24px; padding-right: 24px }
  .blog-featured-body   { padding: 28px 24px }
  .blog-grid            { grid-template-columns: 1fr }
  .blog-section         { padding-top: 48px; padding-bottom: 64px }
}