/* ============================================================
   blog.css — Blog index, category, and card layout styles
   ============================================================ */

/* ── Page wrapper ──────────────────────────────────────────── */
.blg-wrap { padding: 28px 0 48px; }

/* ── Page header ──────────────────────────────────────────── */
.blg-header { display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:12px; margin-bottom:20px; }
.blg-header__cat { display:flex; align-items:center; gap:12px; border-right:4px solid var(--accent); padding-right:14px; }
.blg-header__icon { font-size:1.8rem; }
.blg-header__title { font-size:1.5rem; font-weight:800; color:var(--text); margin:0; }
.blg-header__desc { font-size:.9rem; color:var(--text-muted); margin:4px 0 0; }
.blg-header__count { font-size:.85rem; color:var(--text-muted); white-space:nowrap; }

/* ── Category pills ───────────────────────────────────────── */
.blg-cats { display:flex; flex-wrap:wrap; gap:8px; margin-bottom:24px; }
.blg-cat-pill {
  display:inline-flex; align-items:center; gap:4px;
  padding:5px 14px; border-radius:50px;
  border:1px solid var(--border); background:var(--card-bg);
  font-size:.82rem; font-weight:600; color:var(--text-muted);
  text-decoration:none; transition:.15s;
}
.blg-cat-pill:hover { border-color:var(--accent); color:var(--accent); }
.blg-cat-pill--on { background:var(--accent); border-color:var(--accent); color:#fff !important; }

/* ── Two-column layout: main + sidebar ────────────────────── */
.blg-layout { display:grid; grid-template-columns:1fr 280px; gap:28px; align-items:start; }
@media(max-width:900px) { .blg-layout { grid-template-columns:1fr; } }

/* ── Hero card (first post) ───────────────────────────────── */
.blg-hero-card {
  display:grid; grid-template-columns:1fr 1fr; gap:0;
  border-radius:14px; overflow:hidden;
  background:var(--card-bg); border:1px solid var(--card-border);
  box-shadow:var(--shadow); text-decoration:none;
  margin-bottom:24px; transition:box-shadow .2s;
}
.blg-hero-card:hover { box-shadow:var(--shadow-md); }
.blg-hero-card__img {
  aspect-ratio:4/3; overflow:hidden; background:#e8eef6;
  display:flex; align-items:center; justify-content:center;
}
.blg-hero-card__img img { width:100%; height:100%; object-fit:cover; transition:transform .35s; }
.blg-hero-card:hover .blg-hero-card__img img { transform:scale(1.04); }
.blg-hero-card__img.blg-no-img { background:linear-gradient(135deg,#e8eef6 0%,#c8d8f0 100%); min-height:220px; }
.blg-hero-card__body { padding:24px; display:flex; flex-direction:column; justify-content:center; gap:10px; }
.blg-hero-card__title { font-size:1.25rem; font-weight:800; line-height:1.4; color:var(--text); margin:0; }
.blg-hero-card__excerpt { font-size:.9rem; color:var(--text-muted); line-height:1.65; margin:0; flex:1; }
@media(max-width:640px) {
  .blg-hero-card { grid-template-columns:1fr; }
  .blg-hero-card__img { aspect-ratio:16/9; }
}

/* ── Posts grid ───────────────────────────────────────────── */
.blg-grid {
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:20px;
}
@media(max-width:860px) { .blg-grid { grid-template-columns:repeat(2,1fr); } }
@media(max-width:540px) { .blg-grid { grid-template-columns:1fr; } }
.blg-grid__ad { grid-column:1/-1; }

/* ── Post card ────────────────────────────────────────────── */
.blg-card {
  display:flex; flex-direction:column;
  border-radius:12px; overflow:hidden;
  background:var(--card-bg); border:1px solid var(--card-border);
  box-shadow:var(--shadow); text-decoration:none;
  transition:box-shadow .2s, transform .2s;
}
.blg-card:hover { box-shadow:var(--shadow-md); transform:translateY(-3px); }

/* Image: fixed 16/9 so all cards same height */
.blg-card__img {
  aspect-ratio:16/9; overflow:hidden; flex-shrink:0;
  background:#e8eef6;
}
.blg-card__img img { width:100%; height:100%; object-fit:cover; transition:transform .3s; }
.blg-card:hover .blg-card__img img { transform:scale(1.04); }
.blg-card__img.blg-no-img {
  background:linear-gradient(135deg,#e8eef6 0%,#c8d8f0 100%);
  display:flex; align-items:center; justify-content:center;
}
.blg-card__img.blg-no-img::after {
  content:"📰"; font-size:2.5rem; opacity:.35;
}

.blg-card__body { padding:14px; display:flex; flex-direction:column; gap:6px; flex:1; }
.blg-card__title { font-size:.95rem; font-weight:700; line-height:1.45; color:var(--text); margin:0; }
.blg-card__exc { font-size:.8rem; color:var(--text-muted); line-height:1.6; margin:0; flex:1; }

/* ── Shared badge ─────────────────────────────────────────── */
.blg-badge {
  display:inline-block; padding:2px 10px; border-radius:50px;
  background:var(--accent); color:#fff; font-size:.72rem; font-weight:700;
}
.blg-badge--sm { font-size:.68rem; padding:2px 8px; }

/* ── Meta row (date, views) ───────────────────────────────── */
.blg-meta { display:flex; align-items:center; gap:10px; font-size:.75rem; color:var(--text-muted); margin-top:auto; padding-top:8px; }

/* ── Pagination ───────────────────────────────────────────── */
.blg-pagination { display:flex; gap:6px; justify-content:center; margin-top:32px; flex-wrap:wrap; }
.blg-page-btn {
  padding:6px 14px; border-radius:8px;
  background:var(--card-bg); border:1px solid var(--border);
  font-size:.85rem; font-weight:600; color:var(--text-muted);
  text-decoration:none; transition:.15s;
}
.blg-page-btn:hover, .blg-page-btn--on { background:var(--accent); border-color:var(--accent); color:#fff; }

/* ── Sidebar ──────────────────────────────────────────────── */
.blg-sidebar { display:flex; flex-direction:column; gap:20px; }
.blg-widget { background:var(--card-bg); border:1px solid var(--card-border); border-radius:12px; overflow:hidden; }
.blg-widget-title { font-size:.9rem; font-weight:800; padding:12px 16px; background:var(--bg-alt); border-bottom:1px solid var(--border); margin:0; }

/* ── TOC active highlight ─────────────────────────────────── */
.toc-list a { transition:color .15s; }
.toc-list a.toc-active { color:var(--accent,#007BFF); font-weight:700; }

/* ── Dark mode ────────────────────────────────────────────── */
[data-theme="dark"] .blg-card,
[data-theme="dark"] .blg-hero-card { background:var(--card-bg); border-color:var(--card-border); }
[data-theme="dark"] .blg-card__title { color:#f1f5f9; }
[data-theme="dark"] .blg-card__exc { color:#9ca3af; }
[data-theme="dark"] .blg-cat-pill { background:#1f2937; border-color:#374151; color:#9ca3af; }
[data-theme="dark"] .blg-cat-pill--on { background:var(--accent); color:#fff; }
[data-theme="dark"] .blg-hero-card__img.blg-no-img,
[data-theme="dark"] .blg-card__img.blg-no-img { background:linear-gradient(135deg,#1a2744 0%,#0d1b3e 100%); }