/* =====================================================
   Blog Listing Page (blog.html) — shared stylesheet
   Loads after style.min.css. Uses site CSS variables.
   ===================================================== */

/* ── Blog intro 2-col layout ── */
.blog-intro-cols {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 3rem;
  align-items: start;
}
@media (max-width: 900px) {
  .blog-intro-cols { grid-template-columns: 1fr; gap: 1.5rem; }
}

/* ── Card grid ── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  margin-top: 2.5rem;
}

/* ── Card ── */
.blog-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow .3s, transform .3s;
  display: flex;
  flex-direction: column;
}
.blog-card:hover {
  box-shadow: 0 8px 32px rgba(10, 22, 40, .12);
  transform: translateY(-4px);
}

/* ── Card image strip (holds a real <img> for lazy-loading + image SEO;
      background/gradient fallback for image-less cards) ── */
.blog-card-img {
  height: 160px;
  overflow: hidden;
  background: #0A1628;
  background-size: cover;
  background-position: center;
  flex-shrink: 0;
}
.blog-card-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.blog-cat {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--white);
  background: rgba(0, 150, 199, .92);
  padding: .3rem .75rem;
  border-radius: 2px;
}

/* ── Card body ── */
.blog-card-body {
  padding: 1.25rem 1.5rem 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.blog-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.5;
  margin-bottom: .65rem;
}
.blog-title a {
  color: inherit;
  text-decoration: none;
}
.blog-title a:hover { color: var(--blue); }

.blog-excerpt {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.8;
  flex: 1;
  margin-bottom: 1.25rem;
}

/* ── Card footer ── */
.blog-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: .9rem;
  border-top: 1px solid var(--off3);
}
.blog-date {
  font-size: 11px;
  color: var(--gray-l);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .5px;
}
.blog-read {
  font-size: 12px;
  font-weight: 700;
  color: var(--blue);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: .5px;
}
.blog-read:hover { color: var(--cyan); }

/* ── Category filter bar ── */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-top: 1.5rem;
}
.filter-btn {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
  padding: .45rem 1rem;
  border: 1px solid var(--border);
  border-radius: 2px;
  background: var(--white);
  color: var(--text2);
  cursor: pointer;
  transition: background .2s, color .2s, border-color .2s;
  text-decoration: none;
}
.filter-btn:hover,
.filter-btn.active {
  background: var(--blue);
  color: var(--white);
  border-color: var(--blue);
}

/* ── Responsive ── */
@media (max-width: 1100px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .blog-grid { grid-template-columns: 1fr; }
}