/* Blog specific styles matching Quantum Digitizing theme */

.blog-header {
  text-align: center;
  padding: 60px 20px 80px; /* body already has padding-top: 158px from main.css */
  background: radial-gradient(ellipse at 50% 0%, rgba(244,168,80,0.06) 0%, transparent 60%), linear-gradient(180deg, var(--bg3) 0%, var(--bg2) 100%);
}

.blog-title {
  font-family: var(--fb);
  font-size: clamp(40px, 8vw, 80px);
  color: var(--white);
  letter-spacing: 2px;
  margin-bottom: 20px;
}

.blog-subtitle {
  font-family: var(--fm);
  color: var(--gold);
  letter-spacing: 4px;
  text-transform: uppercase;
  font-size: 14px;
}

/* Filters */
.category-filters {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.filter-btn {
  background: transparent;
  border: 1px solid var(--border2);
  color: var(--silver);
  padding: 8px 20px;
  border-radius: 30px;
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s;
}

.filter-btn:hover, .filter-btn.active {
  background: var(--gold);
  color: #1E2533;
  border-color: var(--gold);
}

/* Grid */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 80px;
}

@media (max-width: 900px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .blog-grid { grid-template-columns: 1fr; }
}

/* Card */
.blog-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.4s, box-shadow 0.4s, border-color 0.4s;
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.5);
  border-color: rgba(244,168,80,0.3);
}

.blog-card-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-bottom: 1px solid var(--border);
}

.blog-card-placeholder {
  width: 100%;
  height: 220px;
  background: #1E2533;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--silver);
  font-family: var(--fm);
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border);
}

.blog-card-content {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blog-category-badge {
  display: inline-block;
  background: #E8A030;
  color: #1E2533;
  padding: 4px 12px;
  border-radius: 20px;
  font-family: var(--fm);
  font-size: 9px;
  font-weight: bold;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
  align-self: flex-start;
}

.blog-card-title {
  font-family: var(--fr);
  font-size: 22px;
  color: var(--white);
  margin-bottom: 12px;
  line-height: 1.3;
}

.blog-card-title-sm {
  font-family: var(--fr);
  font-size: 18px;
  margin-bottom: 10px;
  line-height: 1.3;
}

.blog-card-excerpt {
  color: var(--silver);
  font-size: 15px;
  margin-bottom: 20px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.blog-card-meta {
  font-family: var(--fm);
  font-size: 11px;
  color: var(--dim);
  margin-bottom: 20px;
}

.blog-card-btn {
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold);
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s;
  display: inline-block;
}

.blog-card-btn:hover {
  color: var(--white);
}

/* Skeleton Loading */
.skeleton {
  background: rgba(255,255,255,0.03);
  height: 400px;
  border-radius: 12px;
  animation: pulse 1.5s infinite;
}
@keyframes pulse {
  0% { opacity: 0.6; }
  50% { opacity: 0.3; }
  100% { opacity: 0.6; }
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 80px;
}
.pag-btn {
  background: transparent;
  border: 1px solid var(--border2);
  color: var(--white);
  padding: 8px 16px;
  border-radius: 4px;
  font-family: var(--fm);
  cursor: pointer;
  transition: all 0.3s;
}
.pag-btn.active, .pag-btn:hover {
  background: var(--gold);
  color: #1E2533;
  border-color: var(--gold);
}

/* --- Single Post --- */
.post-hero {
  padding: 180px 20px 80px;
  text-align: center;
  position: relative;
  background-size: cover;
  background-position: center;
}
.post-hero.has-image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(11, 15, 20, 0.85); /* Dark overlay */
  z-index: 0;
}
.post-hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}
.post-crumb {
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 24px;
}
.post-crumb a { color: var(--gold); text-decoration: none; }
.post-crumb a:hover { color: var(--white); }

.post-title {
  font-family: var(--fb);
  font-size: clamp(32px, 6vw, 64px);
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 24px;
}

.post-meta {
  font-family: var(--fm);
  font-size: 12px;
  color: var(--silver);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
}

.post-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 60px;
  max-width: 1200px;
  margin: 60px auto;
  padding: 0 20px;
}
@media (max-width: 900px) {
  .post-layout { grid-template-columns: 1fr; }
}

.toc-container {
  position: sticky;
  top: 100px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  padding: 24px;
  border-radius: 8px;
}
.toc-title {
  font-family: var(--fm);
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.toc-list {
  list-style: none;
  padding: 0;
}
.toc-list li { margin-bottom: 12px; }
.toc-list a {
  color: var(--silver);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s;
}
.toc-list a:hover { color: var(--gold); }

.post-content {
  font-size: 18px;
  line-height: 1.8;
  color: var(--white);
}
.post-content h2 {
  font-family: var(--fr);
  font-size: 32px;
  color: var(--gold);
  margin: 40px 0 20px;
}
.post-content h3 {
  font-family: var(--fr);
  font-size: 24px;
  margin: 30px 0 15px;
}
.post-content p { margin-bottom: 24px; color: var(--silver); }
.post-content img {
  max-width: 100%;
  border-radius: 8px;
  margin: 30px 0;
}
.post-content ul, .post-content ol {
  margin-bottom: 24px;
  padding-left: 24px;
  color: var(--silver);
}
.post-content li { margin-bottom: 8px; }
.post-content blockquote {
  border-left: 4px solid var(--gold);
  padding-left: 20px;
  margin: 30px 0;
  font-style: italic;
  color: var(--white);
}

.share-section {
  margin-top: 60px;
  padding-top: 30px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 20px;
}
.share-title {
  font-family: var(--fm);
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--dim);
  text-transform: uppercase;
}
.share-btn {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  color: var(--white);
  padding: 8px 16px;
  border-radius: 4px;
  text-decoration: none;
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: 1px;
  transition: all 0.3s;
  cursor: pointer;
}
.share-btn:hover { background: var(--gold); color: #1E2533; border-color: var(--gold); }

/* ═══════════════════════════════════════════════════
   NAV — required since blog.html doesn't have the
   inline <style> block from index.html
═══════════════════════════════════════════════════ */

#mainNav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 60px;
  transition: background .4s, padding .4s, border-color .3s;
  border-bottom: 1px solid transparent;
}

#mainNav.scrolled {
  background: rgba(21, 28, 36, .96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--border);
  padding: 12px 60px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.nav-logo-img {
  height: 80px;
  width: auto;
  object-fit: contain;
  transition: height .4s;
}

#mainNav.scrolled .nav-logo-img {
  height: 65px;
}

.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
}

.nav-link {
  font-family: var(--fm);
  font-size: 9px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--steel);
  text-decoration: none;
  transition: color .2s;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width .3s;
}

.nav-link:hover {
  color: var(--white);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-auth {
  display: flex;
  gap: 10px;
  align-items: center;
}

.nav-ghost {
  font-family: var(--fm);
  font-size: 9px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--steel);
  background: none;
  border: 1px solid var(--border2);
  padding: 8px 16px;
  cursor: pointer;
  text-decoration: none;
  transition: all .2s;
  display: inline-block;
}

.nav-ghost:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.nav-wa {
  font-family: var(--fm);
  font-size: 9px;
  letter-spacing: 2px;
  text-transform: uppercase;
  background: var(--gold);
  color: #151c24;
  padding: 9px 18px;
  text-decoration: none;
  transition: opacity .2s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
}

.nav-wa:hover {
  opacity: .85;
}

/* Hamburger button */
.ham {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: 1px solid var(--border2);
  padding: 8px;
  cursor: pointer;
}

.ham span {
  display: block;
  width: 100%;
  height: 1px;
  background: var(--white);
  transition: transform .3s, opacity .3s, width .3s;
}

.ham.open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.ham.open span:nth-child(2) {
  opacity: 0;
  width: 0;
}

.ham.open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Mobile menu overlay */
.mob-menu {
  position: fixed;
  inset: 0;
  background: linear-gradient(160deg, rgba(11, 15, 20, 0.99) 0%, rgba(17, 24, 32, 0.99) 100%);
  backdrop-filter: blur(32px);
  -webkit-backdrop-filter: blur(32px);
  z-index: 550;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px;
  transform: translateX(100%);
  transition: transform .55s cubic-bezier(.76, 0, .24, 1);
  overflow-y: auto;
  touch-action: pan-y;
}

.mob-menu.open {
  transform: translateX(0);
}

.mob-menu-close {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  background: rgba(244,168,80,0.1);
  border: 1px solid rgba(244,168,80,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all .3s;
  color: var(--gold);
  font-size: 20px;
  line-height: 1;
}

.mob-menu-close:hover {
  background: rgba(244,168,80,0.2);
  transform: rotate(90deg);
}

.mob-menu-logo {
  position: absolute;
  top: 24px;
  left: 28px;
  font-family: var(--fb);
  font-size: 14px;
  letter-spacing: 3px;
  color: var(--gold);
  opacity: 0.6;
  text-transform: uppercase;
}

.mob-nav-list {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  position: relative;
  z-index: 1;
}

.mob-link {
  font-family: var(--fb);
  font-size: clamp(28px, 6vw, 36px);
  letter-spacing: 5px;
  color: var(--white);
  text-decoration: none;
  padding: 12px 0;
  display: block;
  transition: color .3s, transform .3s, letter-spacing .3s;
  text-align: center;
  position: relative;
}

.mob-link:hover {
  color: var(--gold);
  transform: translateX(6px);
  letter-spacing: 7px;
}

.mob-divider {
  width: 40px;
  height: 1px;
  background: rgba(244,168,80,0.15);
  margin: 8px auto;
}

.mob-bottom {
  margin-top: 32px;
  width: 100%;
  max-width: 300px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
  z-index: 1;
}

.mob-cta {
  font-family: var(--fb);
  font-size: 16px;
  letter-spacing: 3px;
  background: linear-gradient(135deg, #25d366, #20ba59);
  color: white;
  padding: 16px;
  text-align: center;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border-radius: 6px;
  transition: all .3s;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.25);
}

.mob-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(37, 211, 102, 0.35);
}

.mob-row {
  display: flex;
  gap: 10px;
}

.mob-btn {
  flex: 1;
  font-family: var(--fm);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid rgba(244,168,80,0.25);
  padding: 14px;
  text-align: center;
  text-decoration: none;
  transition: all .25s;
  border-radius: 6px;
  background: rgba(244,168,80,0.05);
}

.mob-btn:hover {
  background: var(--gold);
  color: #0b0f14;
  border-color: var(--gold);
}

.mob-swipe-hint {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--fm);
  font-size: 8px;
  letter-spacing: 2px;
  color: rgba(244,168,80,0.3);
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 6px;
}

.mob-swipe-hint::before,
.mob-swipe-hint::after {
  content: '';
  width: 20px;
  height: 1px;
  background: rgba(244,168,80,0.2);
}

/* ═══ FOOTER STYLES ═══ */
footer {
  border-top: 1px solid rgba(244,168,80,.08);
  padding: 60px;
  background: var(--bg3);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1fr;
  gap: 40px;
  align-items: start;
  padding-bottom: 32px;
}

.footer-brand-name {
  font-family: var(--fb);
  font-size: clamp(28px, 3vw, 44px);
  color: rgba(244,168,80,0.35);
  letter-spacing: 2px;
  line-height: 1;
  margin-bottom: 14px;
}

.footer-desc {
  font-family: var(--fr);
  font-size: 14px;
  color: var(--steel);
  line-height: 1.7;
  margin-bottom: 16px;
}

.footer-social {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.footer-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  color: var(--white);
  transition: color .2s, transform .2s;
}

.footer-social a:hover {
  transform: translateY(-2px);
  color: var(--gold);
}

.footer-col-title {
  font-family: var(--fm);
  font-size: 8px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}

.footer-col-link {
  display: block;
  font-family: var(--fr);
  font-size: 14px;
  color: var(--steel);
  text-decoration: none;
  margin-bottom: 10px;
  transition: color .2s;
}

.footer-col-link:hover {
  color: var(--white);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding-top: 24px;
  border-top: 1px solid rgba(244,168,80,.08);
  flex-wrap: wrap;
}

.footer-copy {
  font-family: var(--fm);
  font-size: 10px;
  letter-spacing: 1px;
  color: var(--steel);
  text-transform: uppercase;
}

.footer-bot-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

.footer-bot-links a {
  font-family: var(--fm);
  font-size: 10px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--steel);
  text-decoration: none;
}

.footer-bot-links a:hover {
  color: var(--white);
}

/* ═══ NAV + FOOTER RESPONSIVE ═══ */
@media (max-width: 1100px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
}

@media (max-width: 900px) {
  #mainNav {
    padding: 14px 20px;
  }

  #mainNav.scrolled {
    padding: 12px 20px;
  }

  .nav-logo-img {
    height: 55px;
  }

  .nav-links,
  .nav-auth {
    display: none !important;
  }

  .ham {
    display: flex !important;
  }

  footer {
    padding: 40px 20px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}