/* blog.css – Blog & Blog Post styles */

/* ---- Blog listing page ---- */
.blog-main { padding: calc(var(--nav-h) + 48px) 0 80px; min-height: 80vh; }

.blog-page-header {
  text-align: center;
  margin-bottom: 40px;
}
.blog-page-header h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 10px;
}
.blog-page-header p { color: var(--muted); font-size: 1rem; }

/* Filter tabs */
.blog-filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}
.filter-btn {
  padding: 7px 16px;
  border-radius: 99px;
  border: 1px solid var(--bdr2);
  background: var(--surf);
  color: var(--muted);
  font-size: .82rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--ease);
}
.filter-btn:hover,
.filter-btn.active {
  background: linear-gradient(135deg, var(--blue), var(--purple));
  border-color: transparent;
  color: #fff;
}

/* Post grid */
.blog-page-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 18px;
}
.blog-page-empty {
  grid-column: 1/-1;
  text-align: center;
  padding: 64px 20px;
  color: var(--muted);
}
.blog-page-empty span { font-size: 3rem; display: block; margin-bottom: 14px; }
.blog-page-empty h3 { color: var(--white); margin-bottom: 8px; }
.blog-page-empty a { color: var(--blue); }

/* Large blog cards on listing page */
.blog-page-card {
  display: flex;
  flex-direction: column;
  background: var(--surf);
  border: 1px solid var(--bdr);
  border-radius: var(--r);
  overflow: hidden;
  transition: all var(--ease);
  text-decoration: none;
  cursor: pointer;
}
.blog-page-card:hover {
  border-color: rgba(79,142,247,.35);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(79,142,247,.12);
}
.blog-page-thumb {
  width: 100%;
  height: 180px;
  object-fit: cover;
  background: var(--bg3);
}
.blog-page-thumb-placeholder {
  width: 100%;
  height: 180px;
  background: linear-gradient(135deg, rgba(79,142,247,.1), rgba(124,92,252,.1));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
}
.blog-page-body { padding: 20px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.blog-page-meta { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.blog-tag-chip {
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 99px;
  background: rgba(79,142,247,.12);
  color: var(--blue);
  border: 1px solid rgba(79,142,247,.25);
}
.blog-page-date { font-size: .76rem; color: var(--muted); }
.blog-page-title { font-size: 1.05rem; font-weight: 700; color: var(--white); line-height: 1.38; }
.blog-page-excerpt { font-size: .85rem; color: var(--muted); line-height: 1.7; flex: 1; }
.blog-page-read { font-size: .82rem; font-weight: 600; color: var(--blue); margin-top: 6px; }

/* ---- Blog Post page ---- */
.blog-post-main {
  padding: calc(var(--nav-h) + 40px) 0 80px;
  max-width: 780px;
}

.post-back {
  margin-bottom: 24px;
}
.post-back a {
  font-size: .88rem;
  color: var(--muted);
  font-weight: 500;
  transition: color var(--ease);
}
.post-back a:hover { color: var(--blue); }

.post-hero-img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  border-radius: var(--r);
  margin-bottom: 28px;
}

.post-header { margin-bottom: 28px; }

.post-tags-row { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }

.post-title {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.25;
  margin-bottom: 14px;
}

.post-meta-row { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.post-author { font-size: .88rem; font-weight: 600; color: var(--blue); }
.post-date   { font-size: .84rem; color: var(--muted); }

/* YouTube embed */
.post-video-wrap { margin-bottom: 28px; }
.video-container {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  border-radius: var(--r);
  overflow: hidden;
  background: var(--bg3);
}
.video-container iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: none;
}

/* Post body */
.post-body {
  font-size: 1rem;
  line-height: 1.9;
  color: var(--text);
  margin-bottom: 40px;
}
.post-body h2 { font-size: 1.35rem; font-weight: 700; color: var(--white); margin: 28px 0 12px; }
.post-body h3 { font-size: 1.1rem; font-weight: 600; color: var(--white); margin: 20px 0 10px; }
.post-body p  { margin-bottom: 16px; }
.post-body a  { color: var(--blue); text-decoration: underline; }
.post-body ul,
.post-body ol { padding-left: 24px; margin-bottom: 16px; }
.post-body li { margin-bottom: 6px; }
.post-body blockquote {
  border-left: 3px solid var(--blue);
  margin: 20px 0;
  padding: 12px 18px;
  background: rgba(79,142,247,.06);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  color: var(--muted);
  font-style: italic;
}
.post-body img {
  max-width: 100%;
  border-radius: var(--r-sm);
  margin: 16px 0;
}
.post-body code {
  background: rgba(255,255,255,.07);
  padding: 2px 7px;
  border-radius: 5px;
  font-size: .9em;
  font-family: monospace;
}
.post-body pre {
  background: rgba(255,255,255,.05);
  border: 1px solid var(--bdr);
  border-radius: var(--r-sm);
  padding: 16px;
  overflow-x: auto;
  margin-bottom: 16px;
}
.post-body pre code { background: none; padding: 0; }

/* Share section */
.post-share {
  border-top: 1px solid var(--bdr);
  border-bottom: 1px solid var(--bdr);
  padding: 24px 0;
  margin-bottom: 32px;
}
.share-label {
  font-size: .85rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 14px;
}
.share-icons { display: flex; gap: 12px; flex-wrap: wrap; }
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: 99px;
  font-size: .82rem;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--ease);
  border: none;
  cursor: pointer;
  font-family: inherit;
}
.share-btn:hover { transform: translateY(-2px); filter: brightness(1.1); }
.share-linkedin  { background: #0a66c2; color: #fff; }
.share-facebook  { background: #1877f2; color: #fff; }
.share-twitter   { background: #1da1f2; color: #fff; }
.share-whatsapp  { background: #25d366; color: #fff; }
.share-instagram { background: linear-gradient(45deg,#f09433,#e6683c,#dc2743,#cc2366,#bc1888); color: #fff; }
.share-copy      { background: var(--surf2); color: var(--text); border: 1px solid var(--bdr2); }

.post-footer-back { margin-top: 8px; }

@media(max-width:600px){
  .blog-page-grid { grid-template-columns: 1fr; }
  .post-title { font-size: 1.5rem; }
}