/* ============================================
   WANSUN Website - Page-specific Styles
   ============================================ */

/* ---------- HERO ---------- */
.hero {
  position: relative;
  background: linear-gradient(180deg, #ffffff 0%, var(--color-bg-soft) 100%);
  overflow: hidden;
  min-height: 560px;
  display: flex;
  align-items: center;
  padding: 60px 0 80px;
}
.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 2;
}
.hero h1 {
  font-size: 56px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  color: var(--color-text);
}
.hero h1 .accent {
  color: var(--color-accent);
  display: block;
}
.hero p {
  font-size: 18px;
  color: var(--color-text-light);
  margin-bottom: 32px;
  max-width: 440px;
  line-height: 1.6;
}
.hero-visual {
  position: relative;
  height: 460px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(3, 1fr);
  gap: 10px;
  align-items: center;
  justify-items: center;
}
.hero-visual .h-item {
  background-color: #fff;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  box-shadow: var(--shadow-md);
  padding: 18px;
  transition: transform var(--transition);
}
.hero-visual .h-item:hover {
  transform: translateY(-4px) scale(1.02);
}
.hero-visual .h-item:nth-child(3) { grid-column: 2 / 4; grid-row: 1 / 3; }
.hero-visual .h-item:nth-child(2) { grid-row: 2 / 4; }
.hero-visual svg {
  width: 80%;
  height: 80%;
}

/* ---------- Category quick nav ---------- */
.categories {
  background-color: var(--color-primary);
  padding: 24px 0;
}
.cat-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}
.cat-card {
  background-color: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  padding: 18px 14px;
  text-align: center;
  color: #fff;
  transition: all var(--transition);
  cursor: pointer;
  border: 1px solid transparent;
}
.cat-card:hover {
  background-color: rgba(255, 255, 255, 0.12);
  transform: translateY(-4px);
  border-color: var(--color-accent);
}
.cat-card .cat-icon {
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}
.cat-card .cat-name {
  font-size: 14px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}
.cat-card .cat-name::after {
  content: "›";
  color: var(--color-accent);
  font-size: 16px;
  transition: transform var(--transition);
}
.cat-card:hover .cat-name::after {
  transform: translateX(4px);
}

/* ---------- Featured Products ---------- */
.featured {
  background-color: #fff;
}
.product-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
}
.product-card {
  background-color: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition);
  cursor: pointer;
}
.product-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.product-thumb {
  background-color: var(--color-bg-soft);
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.product-thumb svg {
  width: 80%;
  height: 80%;
}
.product-name {
  padding: 14px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
  text-align: center;
  border-top: 1px solid var(--color-border);
}

/* ---------- Applications ---------- */
.applications {
  background-color: var(--color-bg-soft);
}
.app-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.app-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  cursor: pointer;
  transition: transform var(--transition);
}
.app-card:hover { transform: translateY(-4px); }
.app-card .app-bg {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.92);
}
.app-card .app-bg svg { width: 80%; height: 80%; }
.app-card .app-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(0, 0, 0, 0.55));
}
.app-card .app-label {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  background-color: var(--color-primary);
  color: #fff;
  padding: 12px 16px;
  font-size: 14px;
  font-weight: 600;
  text-align: center;
  transition: all var(--transition);
}
.app-card:hover .app-label {
  background-color: var(--color-accent);
}

/* ---------- Why WANSUN ---------- */
.why {
  background-color: #fff;
}
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.why-item {
  text-align: center;
  padding: 32px 20px;
}
.why-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background-color: var(--color-bg-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: var(--color-primary);
}
.why-icon svg { width: 32px; height: 32px; }
.why-item h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-text);
}
.why-item p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ---------- Stats ---------- */
.stats {
  background-color: var(--color-bg-soft);
  padding: 48px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.stat-item {
  display: flex;
  align-items: center;
  gap: 16px;
}
.stat-icon {
  width: 56px;
  height: 56px;
  flex-shrink: 0;
  background-color: #fff;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}
.stat-icon svg { width: 28px; height: 28px; }
.stat-text strong {
  display: block;
  font-size: 28px;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.1;
  margin-bottom: 4px;
}
.stat-text span {
  font-size: 14px;
  color: var(--color-text-light);
}

/* ---------- CTA Banner ---------- */
.cta-banner {
  position: relative;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  padding: 48px 0;
  overflow: hidden;
}
.cta-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 80% 50%, rgba(243, 146, 0, 0.15) 0%, transparent 50%);
}
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  position: relative;
  flex-wrap: wrap;
}
.cta-text h3 {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 6px;
}
.cta-text p {
  font-size: 14px;
  opacity: 0.9;
}
.cta-actions {
  display: flex;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
}

/* ========================================================
   About page
   ======================================================== */
.about-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.about-intro h2 {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}
.about-intro .accent-bar {
  display: block;
  width: 56px;
  height: 3px;
  background-color: var(--color-accent);
  margin-bottom: 24px;
}
.about-intro p {
  color: var(--color-text-light);
  font-size: 15px;
  margin-bottom: 16px;
  line-height: 1.7;
}
.about-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 24px;
}
.about-stat {
  background-color: var(--color-bg-soft);
  border-radius: var(--radius-md);
  padding: 18px;
  text-align: center;
}
.about-stat strong {
  display: block;
  font-size: 28px;
  font-weight: 800;
  color: var(--color-primary);
}
.about-stat span {
  font-size: 13px;
  color: var(--color-text-light);
}
.about-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  aspect-ratio: 4/3;
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.about-visual svg { width: 80%; height: 80%; color: rgba(255,255,255,0.9); }

.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.timeline-card {
  background-color: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  position: relative;
  transition: all var(--transition);
}
.timeline-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.timeline-year {
  font-size: 32px;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 8px;
}
.timeline-card h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}
.timeline-card p {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.5;
}

/* ========================================================
   Products page
   ======================================================== */
.products-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 40px;
}
.filter-sidebar {
  background-color: var(--color-bg-soft);
  padding: 24px;
  border-radius: var(--radius-md);
  position: sticky;
  top: calc(var(--header-height) + 16px);
  align-self: start;
}
.filter-sidebar h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-primary);
}
.filter-group {
  margin-bottom: 24px;
}
.filter-group h4 {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--color-text);
}
.filter-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.filter-list label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--color-text);
  cursor: pointer;
  padding: 4px 0;
}
.filter-list input[type="checkbox"] {
  cursor: pointer;
  width: 16px;
  height: 16px;
  accent-color: var(--color-primary);
}
.filter-list label:hover {
  color: var(--color-primary);
}

/* Filter toolbar / results feedback */
.products-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.filter-result-count {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
}
.filter-clear {
  border: 1px solid #d5dce6;
  background: #fff;
  color: var(--color-primary);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  padding: 7px 14px;
  border-radius: 8px;
  cursor: pointer;
  transition: all .2s ease;
}
.filter-clear:hover {
  border-color: var(--color-primary);
  background: #f2f6fc;
}
.filter-empty {
  padding: 48px 24px;
  margin-bottom: 24px;
  text-align: center;
  font-size: 15px;
  color: var(--color-text);
  background: var(--color-bg-soft);
  border: 1px dashed #c9d4e2;
  border-radius: var(--radius-md);
}
.filter-empty .filter-clear {
  margin-left: 10px;
}


.product-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.product-card-lg {
  background-color: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition);
}
.product-card-lg:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.product-thumb-lg {
  background: linear-gradient(135deg, var(--color-bg-soft) 0%, #e3edf7 100%);
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.product-thumb-lg svg { width: 70%; height: 70%; }
.product-info {
  padding: 18px;
}
.product-info h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}
.product-info p {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.5;
  margin-bottom: 12px;
}
.product-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 12px;
  border-top: 1px solid var(--color-border);
}
.product-meta .tag {
  font-size: 12px;
  background-color: var(--color-bg-soft);
  color: var(--color-primary);
  padding: 4px 10px;
  border-radius: 12px;
}
.product-meta .price {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-accent);
}

/* ========================================================
   Blog page
   ======================================================== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.blog-card {
  background-color: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition);
}
.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}
.blog-thumb {
  height: 200px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.92);
  position: relative;
}
.blog-thumb svg { width: 50%; height: 50%; opacity: 0.85; }
.blog-thumb .blog-cat {
  position: absolute;
  top: 16px;
  left: 16px;
  background-color: var(--color-accent);
  color: #fff;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 600;
  border-radius: 12px;
}
.blog-content {
  padding: 20px;
}
.blog-meta {
  display: flex;
  gap: 16px;
  font-size: 12px;
  color: var(--color-text-light);
  margin-bottom: 12px;
}
.blog-content h3 {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 12px;
  color: var(--color-text);
}
.blog-card:hover h3 { color: var(--color-primary); }
.blog-content p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 16px;
}
.read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
}
.read-more::after {
  content: "→";
  transition: transform var(--transition);
}
.blog-card:hover .read-more::after {
  transform: translateX(4px);
}

/* ========================================================
   Contact page
   ======================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 40px;
}
.contact-info {
  background-color: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-md);
  padding: 36px;
}
.contact-info h2 {
  font-size: 26px;
  font-weight: 800;
  margin-bottom: 12px;
}
.contact-info > p {
  font-size: 14px;
  opacity: 0.9;
  margin-bottom: 32px;
  line-height: 1.6;
}
.contact-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 28px;
}
.contact-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.contact-item .icon {
  width: 42px;
  height: 42px;
  flex-shrink: 0;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}
.contact-item h5 {
  font-size: 13px;
  opacity: 0.7;
  font-weight: 500;
  margin-bottom: 4px;
}
.contact-item p {
  font-size: 15px;
  font-weight: 600;
}

.contact-form-wrap {
  background-color: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 36px;
}
.contact-form-wrap h2 {
  font-size: 26px;
  font-weight: 800;
  margin-bottom: 8px;
}
.contact-form-wrap > p {
  color: var(--color-text-light);
  font-size: 14px;
  margin-bottom: 24px;
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group {
  display: flex;
  flex-direction: column;
  margin-bottom: 16px;
}
.form-group.full { grid-column: 1 / -1; }
.form-group label {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text);
}
.form-group label .req { color: var(--color-accent); }
.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
  color: var(--color-text);
  background-color: #fff;
  transition: border-color var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(20, 74, 142, 0.12);
}
.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.map-placeholder {
  margin-top: 40px;
  background: linear-gradient(135deg, #d4e2f0 0%, #b6cee3 100%);
  border-radius: var(--radius-md);
  height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.map-placeholder::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(20, 74, 142, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 74, 142, 0.08) 1px, transparent 1px);
  background-size: 30px 30px;
}
.map-pin {
  position: relative;
  background-color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 14px;
}
.map-pin svg { color: var(--color-accent); }

/* ========================================================
   Responsive overrides
   ======================================================== */
@media (max-width: 1024px) {
  .hero h1 { font-size: 44px; }
  .hero-visual { height: 380px; }
  .cat-grid { grid-template-columns: repeat(3, 1fr); }
  .product-grid { grid-template-columns: repeat(4, 1fr); }
  .app-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .timeline { grid-template-columns: repeat(2, 1fr); }
  .product-list { grid-template-columns: repeat(2, 1fr); }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .hero { min-height: auto; padding: 40px 0 56px; }
  .hero .container { grid-template-columns: 1fr; gap: 32px; }
  .hero h1 { font-size: 38px; }
  .hero-visual { height: 320px; max-width: 480px; margin: 0 auto; }
  .hero p { font-size: 16px; }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .products-layout { grid-template-columns: 1fr; }
  .filter-sidebar { position: static; }
  .product-list { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .about-intro { grid-template-columns: 1fr; gap: 32px; }
  .about-intro h2 { font-size: 28px; }
  .cta-inner { flex-direction: column; align-items: flex-start; text-align: left; }
  .cta-text h3 { font-size: 22px; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 30px; }
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .product-thumb { height: 110px; padding: 10px; }
  .product-name { font-size: 12px; padding: 10px; }
  .blog-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .contact-info, .contact-form-wrap { padding: 24px; }
  .stats-grid { grid-template-columns: 1fr; gap: 20px; }
}

/* ============================================================
   Real-image overrides — replaces inline-SVG placeholders
   ============================================================ */

/* Logo (header & footer) */
.logo {
  text-decoration: none;
  color: var(--color-text);
}
.logo .logo-mark,
.logo .logo-text { display: none; }
.logo img {
  display: block;
  height: 52px;
  width: auto;
  object-fit: contain;
}
.footer .logo img { height: 48px; }

/* Hero visual — single hero product showcase image */
.hero-visual {
  display: block;
  height: auto;
  position: relative;
}
.hero-visual .h-item {
  display: block;
  padding: 0;
  overflow: hidden;
  background: transparent;
  box-shadow: none;
}
.hero-visual .h-item svg { display: none; }
.hero-visual .h-item.hero-main {
  border-radius: 14px;
  position: relative;
  height: 460px;
  width: 100%;
  background: #fff;
  box-shadow: var(--shadow-md);
  overflow: hidden;
}
.hero-visual .h-item.hero-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-visual .h-item:not(.hero-main) { display: none; }

/* Category quick nav — real photos */
.categories { padding: 0; }
.cat-grid { gap: 0; background-color: var(--color-primary); }
.cat-card {
  padding: 0;
  background-color: var(--color-primary);
  position: relative;
  overflow: hidden;
  display: block;
}
.cat-card .cat-icon {
  height: 200px;
  margin-bottom: 0;
  background-color: #fff;
  display: block;
  position: relative;
  overflow: hidden;
}
.cat-card .cat-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.cat-card:hover .cat-icon img { transform: scale(1.06); }
.cat-card .cat-name {
  border-top: none;
  padding: 14px 12px;
  background-color: var(--color-primary);
  color: #fff;
}
.cat-card:hover .cat-name { background-color: #1a5aa8; }

/* Featured products — real photos */
.product-thumb {
  background-color: #fff;
  padding: 0;
  height: 160px;
  position: relative;
  overflow: hidden;
}
.product-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.product-card:hover .product-thumb img { transform: scale(1.08); }

/* Applications — real photos as bg */
.app-card { background-color: #1a3a6b; }
.app-card .app-bg {
  background: none !important;
  inset: 0;
}
.app-card .app-bg svg { display: none; }
.app-card .app-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.app-card:hover .app-bg img { transform: scale(1.06); }

/* About / page hero */
.page-hero {
  position: relative;
  min-height: 280px;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #144a8e 0%, #0d3163 100%);
  color: #fff;
  overflow: hidden;
}
.page-hero.has-image {
  background: none;
}
.page-hero.has-image::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(20, 74, 142, 0.82) 0%, rgba(13, 49, 99, 0.78) 100%);
  z-index: 1;
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero img.page-hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

/* Sidebar filter images */
.filter-cat-img {
  width: 100%;
  height: 90px;
  object-fit: cover;
  border-radius: 6px;
  margin-bottom: 8px;
}

/* Blog card thumb */
.blog-thumb {
  height: 200px;
  overflow: hidden;
  background-color: #eee;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}
.blog-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.blog-card:hover .blog-thumb img { transform: scale(1.06); }

.featured-blog-thumb {
  height: 380px;
  overflow: hidden;
  border-radius: var(--radius-md);
}
.featured-blog-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.featured-blog:hover .featured-blog-thumb img { transform: scale(1.04); }

/* Contact map / office */
.office-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: 16px;
}
.map-placeholder {
  position: relative;
  height: 320px;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: linear-gradient(135deg, #e6eef7 0%, #cfdcec 100%);
}
.map-placeholder img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.85;
}
.map-pin {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -100%);
  width: 40px;
  height: 40px;
  background: var(--color-accent);
  border-radius: 50% 50% 50% 0;
  transform: translate(-50%, -100%) rotate(-45deg);
  box-shadow: 0 4px 14px rgba(0,0,0,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
}
.map-pin::after {
  content: "";
  width: 12px;
  height: 12px;
  background: #fff;
  border-radius: 50%;
  transform: rotate(45deg);
}

/* Author avatar (blog) */
.author-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
  display: inline-block;
  vertical-align: middle;
  margin-right: 8px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
  text-align: center;
  line-height: 36px;
  font-weight: 700;
  font-size: 14px;
}

/* Responsive tweaks for real images */
@media (max-width: 1024px) {
  .hero-visual .h-item.hero-main { height: 380px; }
  .cat-card .cat-icon { height: 160px; }
  .product-thumb { height: 140px; }
  .blog-thumb { height: 180px; }
  .featured-blog-thumb { height: 320px; }
}
@media (max-width: 860px) {
  .hero-visual .h-item.hero-main { height: 320px; }
  .cat-card .cat-icon { height: 130px; }
  .product-thumb { height: 130px; }
  .blog-thumb { height: 160px; }
  .featured-blog-thumb { height: 260px; }
  .logo img { height: 44px; }
}

/* ============================================================
   Page-header image background — fixes naming mismatch
   (HTML uses .page-header.has-image, CSS had .page-hero)
   Controls banner height to ~400px
   ============================================================ */
.page-header.has-image {
  position: relative;
  min-height: 400px;
  display: flex;
  align-items: center;
  background: none;
  padding: 0;
}
.page-header.has-image::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(20, 74, 142, 0.82) 0%, rgba(13, 49, 99, 0.78) 100%);
  z-index: 1;
}
.page-header.has-image .container {
  position: relative;
  z-index: 2;
  padding-top: 80px;
  padding-bottom: 80px;
}
.page-header img.page-hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}
@media (max-width: 860px) {
  .page-header.has-image { min-height: 300px; }
  .page-header.has-image .container { padding-top: 56px; padding-bottom: 56px; }
  .page-header h1 { font-size: 32px; }
}
@media (max-width: 480px) {
  .page-header.has-image { min-height: 240px; }
  .page-header h1 { font-size: 26px; }
}

/* ============================================================
   Product Detail Page Styles
   ============================================================ */

/* Breadcrumb (extended for deeper nesting) */
.page-header .breadcrumb a,
.page-header .breadcrumb span,
.page-header .breadcrumb .sep { color: rgba(255, 255, 255, 0.85); }
.page-header .breadcrumb a:hover { color: var(--color-accent); }

/* Product detail main layout */
.pd-main {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

/* Product gallery */
.pd-gallery {
  position: sticky;
  top: calc(var(--header-height, 80px) + 20px);
}
.pd-main-img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background-color: #fff;
}
.pd-thumbs {
  display: flex;
  gap: 10px;
  margin-top: 12px;
}
.pd-thumb {
  width: 80px;
  height: 80px;
  border-radius: 6px;
  border: 2px solid var(--color-border);
  object-fit: cover;
  cursor: pointer;
  transition: border-color var(--transition);
}
.pd-thumb:hover,
.pd-thumb.active { border-color: var(--color-accent); }

/* Product info sidebar */
.pd-info h1 {
  font-size: 32px;
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: 8px;
  line-height: 1.2;
}
.pd-subtitle {
  font-size: 15px;
  color: var(--color-text-light);
  margin-bottom: 20px;
  line-height: 1.6;
}
.pd-price-box {
  background-color: var(--color-bg-soft);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin-bottom: 24px;
}
.pd-price-label {
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 4px;
}
.pd-price {
  font-size: 28px;
  font-weight: 800;
  color: var(--color-accent);
}
.pd-price .unit {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text-light);
}
.pd-moq {
  font-size: 13px;
  color: var(--color-text-light);
  margin-top: 8px;
}

/* Quick specs list */
.pd-quick-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 24px;
  margin-bottom: 24px;
}
.pd-quick-specs dt {
  font-size: 12px;
  color: var(--color-text-light);
  font-weight: 500;
}
.pd-quick-specs dd {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}

/* CTA buttons */
.pd-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.pd-badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  background-color: rgba(20, 74, 142, 0.08);
  color: var(--color-primary);
  padding: 4px 12px;
  border-radius: 12px;
  margin-right: 6px;
  margin-bottom: 6px;
}

/* Section dividers on detail page */
.pd-section {
  margin-top: 64px;
}
.pd-section h2 {
  font-size: 24px;
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.pd-section h2::before {
  content: "";
  width: 4px;
  height: 24px;
  background-color: var(--color-accent);
  border-radius: 2px;
}
.pd-section > p {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 16px;
}

/* Full spec table */
.spec-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 20px;
}
.spec-table th,
.spec-table td {
  text-align: left;
  padding: 12px 16px;
  font-size: 14px;
  border-bottom: 1px solid var(--color-border);
}
.spec-table th {
  background-color: var(--color-bg-soft);
  color: var(--color-text);
  font-weight: 600;
  width: 30%;
}
.spec-table td { color: var(--color-text-light); }
.spec-table tr:last-child th,
.spec-table tr:last-child td { border-bottom: none; }

/* Features grid */
.pd-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 24px;
}
.pd-feature {
  background-color: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  text-align: center;
  transition: all var(--transition);
}
.pd-feature:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.pd-feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--color-bg-soft);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
}
.pd-feature-icon svg { width: 24px; height: 24px; }
.pd-feature h4 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-text);
}
.pd-feature p {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.5;
}

/* Applications list */
.pd-apps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 24px;
}
.pd-app-item {
  text-align: center;
  padding: 20px 12px;
  background-color: var(--color-bg-soft);
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
}
.pd-app-item svg {
  width: 28px;
  height: 28px;
  margin-bottom: 8px;
  color: var(--color-accent);
}

/* FAQ on detail page */
.pd-faq {
  margin-top: 20px;
  max-width: 820px;
}
.pd-faq details {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
  overflow: hidden;
}
.pd-faq summary {
  cursor: pointer;
  padding: 16px 20px;
  font-weight: 600;
  font-size: 15px;
  color: var(--color-text);
  display: flex;
  justify-content: space-between;
  align-items: center;
  list-style: none;
  transition: background-color var(--transition);
}
.pd-faq summary::-webkit-details-marker { display: none; }
.pd-faq summary::after {
  content: "+";
  font-size: 20px;
  color: var(--color-accent);
  transition: transform 0.2s;
}
.pd-faq details[open] summary::after {
  transform: rotate(45deg);
}
.pd-faq summary:hover {
  background-color: var(--color-bg-soft);
}
.pd-faq details p {
  padding: 0 20px 16px;
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* Related products */
.pd-related-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 24px;
}
.pd-related-card {
  background-color: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition);
  text-decoration: none;
  color: inherit;
  display: block;
}
.pd-related-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.pd-related-thumb {
  width: 100%;
  height: 140px;
  object-fit: cover;
  background-color: #fff;
}
.pd-related-info {
  padding: 14px;
}
.pd-related-info h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 4px;
}
.pd-related-info .price {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-accent);
}

/* Responsive for detail page */
@media (max-width: 1024px) {
  .pd-main { grid-template-columns: 1fr; gap: 32px; }
  .pd-gallery { position: static; }
  .pd-features { grid-template-columns: repeat(2, 1fr); }
  .pd-apps { grid-template-columns: repeat(2, 1fr); }
  .pd-related-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 860px) {
  .pd-main-img { height: 320px; }
  .pd-info h1 { font-size: 26px; }
  .pd-features { grid-template-columns: 1fr; }
  .pd-apps { grid-template-columns: 1fr 1fr; }
  .pd-related-grid { grid-template-columns: repeat(2, 1fr); }
  .pd-quick-specs { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .pd-main-img { height: 240px; }
  .pd-related-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   Product card linked titles — make h4>a clean clickable
   ============================================================ */
.product-info h4 a {
  color: inherit;
  text-decoration: none;
  display: inline-block;
  transition: color 0.2s ease;
}
.product-info h4 a:hover {
  color: var(--color-primary);
}
.product-card-lg:hover .product-info h4 a {
  color: var(--color-primary);
}

/* ============================================================
   BLOG ARTICLE DETAIL PAGE
   ============================================================ */
.blog-article { max-width: 820px; margin: 0 auto; padding: 40px 20px 60px; }

.blog-article-header { text-align: center; margin-bottom: 36px; }
.blog-article-header .ba-cat {
  display: inline-block; padding: 6px 16px; border-radius: 20px;
  font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;
  margin-bottom: 20px;
}
.blog-article-header .ba-cat.primary { background: #e8f0fc; color: #144a8e; }
.blog-article-header .ba-cat.accent { background: #fff4e0; color: #f39200; }
.blog-article-header h1 {
  font-size: 32px; line-height: 1.35; color: var(--color-dark); margin-bottom: 16px;
}
.blog-article-header .ba-meta {
  display: flex; gap: 20px; justify-content: center; flex-wrap: wrap;
  font-size: 14px; color: var(--color-text-light);
}
.blog-article-header .ba-meta span { display: inline-flex; align-items: center; gap: 6px; }

.blog-hero-img {
  width: 100%; height: 400px; object-fit: cover; border-radius: 12px;
  margin-bottom: 40px; box-shadow: var(--shadow-md);
}

.blog-article-body { font-size: 16px; line-height: 1.8; color: #333; }
.blog-article-body h2 {
  font-size: 24px; color: var(--color-dark); margin: 36px 0 16px;
  padding-bottom: 10px; border-bottom: 2px solid #e8f0fc;
}
.blog-article-body h3 {
  font-size: 18px; color: var(--color-primary); margin: 24px 0 12px;
}
.blog-article-body p { margin-bottom: 18px; }
.blog-article-body ul, .blog-article-body ol {
  margin: 16px 0 20px 20px; padding-left: 10px;
}
.blog-article-body ul li { list-style: disc; margin-bottom: 8px; line-height: 1.7; }
.blog-article-body ol li { list-style: decimal; margin-bottom: 8px; line-height: 1.7; }

.blog-article-body .ba-table {
  width: 100%; border-collapse: collapse; margin: 20px 0;
  font-size: 14px; overflow: hidden; border-radius: 8px;
}
.blog-article-body .ba-table thead { background: var(--color-primary); }
.blog-article-body .ba-table thead th {
  color: #fff; padding: 12px 16px; text-align: left; font-weight: 600;
}
.blog-article-body .ba-table tbody tr:nth-child(even) { background: #f7f9fc; }
.blog-article-body .ba-table tbody td {
  padding: 11px 16px; border-bottom: 1px solid #e8e8e8;
}
.blog-article-body .ba-table tbody tr:last-child td { border-bottom: none; }

.blog-article-tags {
  display: flex; gap: 8px; flex-wrap: wrap; margin: 40px 0; padding-top: 24px;
  border-top: 1px solid #eee;
}
.blog-article-tags .tag {
  padding: 5px 14px; border-radius: 15px; font-size: 13px;
  background: #f0f4f8; color: var(--color-primary); font-weight: 500;
}

.blog-author-box {
  display: flex; align-items: center; gap: 16px; padding: 24px;
  background: #f7f9fc; border-radius: 12px; margin: 32px 0;
}
.blog-author-box .author-avatar {
  width: 56px; height: 56px; border-radius: 50%; flex-shrink: 0;
  background: var(--color-primary); color: #fff; font-size: 22px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.blog-author-box .author-info h4 { font-size: 16px; margin-bottom: 4px; }
.blog-author-box .author-info p { font-size: 13px; color: var(--color-text-light); }

.blog-article-nav {
  display: flex; justify-content: space-between; gap: 20px; margin-top: 40px;
}
.blog-article-nav a {
  flex: 1; padding: 16px 20px; border: 1px solid #e0e0e0; border-radius: 8px;
  text-decoration: none; color: var(--color-dark); transition: all 0.2s ease;
}
.blog-article-nav a:hover { border-color: var(--color-primary); background: #f7f9fc; }
.blog-article-nav a .nav-label { font-size: 12px; color: var(--color-text-light); margin-bottom: 4px; }
.blog-article-nav a .nav-title { font-size: 14px; font-weight: 600; }
.blog-article-nav a.next { text-align: right; }

.blog-related-section { max-width: 1200px; margin: 0 auto; padding: 0 20px 60px; }
.blog-related-section h2 {
  font-size: 24px; text-align: center; margin-bottom: 32px; color: var(--color-dark);
}
.blog-related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.blog-related-grid .blog-card { margin: 0; }

.back-to-blog {
  display: inline-flex; align-items: center; gap: 6px; font-size: 14px;
  color: var(--color-primary); text-decoration: none; font-weight: 600;
  margin-bottom: 20px; transition: gap 0.2s ease;
}
.back-to-blog:hover { gap: 10px; }

@media (max-width: 768px) {
  .blog-article { padding: 24px 16px 40px; }
  .blog-article-header h1 { font-size: 24px; }
  .blog-article-body h2 { font-size: 20px; }
  .blog-hero-img { height: 240px; }
  .blog-related-grid { grid-template-columns: 1fr; }
  .blog-article-nav { flex-direction: column; }
  .blog-article-nav a.next { text-align: left; }
}

/* ---------- Blog filter chips ---------- */
.blog-filter-btn {
  padding: 9px 20px;
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  border-radius: 6px;
  border: 1.5px solid var(--color-primary, #144a8e);
  background: transparent;
  color: var(--color-primary, #144a8e);
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}
.blog-filter-btn:hover {
  background: var(--color-primary, #144a8e);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(20, 74, 142, 0.18);
}
.blog-filter-btn.is-active {
  background: var(--color-primary, #144a8e);
  color: #fff;
  box-shadow: 0 4px 12px rgba(20, 74, 142, 0.25);
}
.blog-filter-btn:focus-visible {
  outline: 2px solid var(--color-accent, #f39200);
  outline-offset: 2px;
}

/* ---------- Hero — full-bleed background banner ---------- */
/* Banner image becomes the section background (full cover),
   headline & copy sit directly on top with a dark gradient overlay
   for readability. Right-side image card is hidden. */
.hero {
  background:
    linear-gradient(100deg, rgba(9, 28, 55, 0.82) 0%, rgba(13, 42, 82, 0.55) 55%, rgba(20, 74, 142, 0.35) 100%),
    url('../images/hero-showcase.png') center / cover no-repeat;
  min-height: 600px;
  display: flex;
  align-items: center;
  padding: 110px 0;
}
.hero .container {
  grid-template-columns: 1fr;      /* single column — text only */
  max-width: 820px;
}
.hero h1 {
  color: #ffffff;
  font-size: 60px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
}
.hero h1 .accent { color: var(--color-accent, #f39200); }
.hero p {
  color: rgba(255, 255, 255, 0.88);
  font-size: 19px;
  max-width: 560px;
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.25);
}
.hero .hero-visual { display: none; }  /* old right-side image card removed */
.hero .btn-primary {
  box-shadow: 0 8px 20px rgba(243, 146, 0, 0.4);
}

@media (max-width: 1024px) {
  .hero { min-height: 520px; padding: 90px 0; }
  .hero h1 { font-size: 48px; }
}
@media (max-width: 860px) {
  .hero {
    min-height: 460px;
    padding: 70px 0;
    background:
      linear-gradient(180deg, rgba(9, 28, 55, 0.78) 0%, rgba(13, 42, 82, 0.6) 100%),
      url('../images/hero-showcase.png') center / cover no-repeat;
  }
  .hero h1 { font-size: 40px; }
  .hero p { font-size: 16px; max-width: 100%; }
}
@media (max-width: 480px) {
  .hero { min-height: 420px; padding: 56px 0; }
  .hero h1 { font-size: 32px; }
}

/* ---------- Footer / contact link styles ---------- */
.footer-contact-link,
.contact-inline-link {
  color: inherit;
  text-decoration: none;
  transition: color .2s ease;
}
.footer-contact-link:hover,
.contact-inline-link:hover {
  color: #f39200;
  text-decoration: underline;
}

/* ---------- Blog inline article images ---------- */
.ba-figure {
  margin: 2rem auto;
  text-align: center;
}
.ba-figure .ba-img {
  width: 100%;
  max-width: 760px;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 4px 18px rgba(9, 28, 55, .14);
  display: block;
  margin: 0 auto;
}
.ba-figure figcaption {
  margin-top: .55rem;
  font-size: .88rem;
  color: #5b6b7f;
}