/* ============================================
   LAMPS PAGE STYLES
   ============================================ */

/* ----- Lamp Hero ----- */
.lamp-hero {
  padding: 80px 0 60px;
  background: linear-gradient(135deg, #0d1b2a 0%, #1b2845 50%, #2a3f5c 100%);
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.lamp-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 40%, rgba(96, 165, 250, 0.12) 0%, transparent 50%),
              radial-gradient(circle at 70% 60%, rgba(244, 114, 33, 0.08) 0%, transparent 50%);
  pointer-events: none;
}
.lamp-hero > .container {
  position: relative;
  z-index: 1;
}
.lamp-hero .eyebrow {
  display: inline-block;
  padding: 6px 16px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 100px;
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: #fbbf24;
  margin-bottom: 20px;
  font-weight: 500;
}
.lamp-hero h1 {
  font-size: 52px;
  font-weight: 800;
  line-height: 1.1;
  margin: 16px 0;
  letter-spacing: -0.02em;
}
.lamp-hero h1 strong {
  color: #60a5fa;
}
.lamp-hero p {
  font-size: 16px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.85);
  max-width: 1000px;
  margin: 16px auto 0;
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}
.hero-stats > div {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  padding: 24px 16px;
  backdrop-filter: blur(10px);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.hero-stats strong {
  font-size: 36px;
  font-weight: 800;
  color: #fbbf24;
}
.hero-stats span {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.75);
}

/* ----- Lamp Tabs ----- */
.lamp-tabs-wrapper {
  position: sticky;
  top: 0;
  z-index: 50;
  background: #fff;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}
.lamp-tabs {
  display: flex;
  gap: 8px;
  padding: 16px 0;
  flex-wrap: wrap;
  border-bottom: 1px solid #f3f4f6;
}
.lt-tab {
  padding: 10px 20px;
  border-radius: 100px;
  background: #f3f4f6;
  color: #374151;
  font-weight: 500;
  font-size: 14px;
  border: 0;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-block;
}
.lt-tab:hover {
  background: #e5e7eb;
  color: #111827;
}
.lt-tab.active {
  background: linear-gradient(135deg, #1e3a8a, #2563eb);
  color: #fff;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}
.lt-tab-link {
  margin-left: auto;
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  color: #1f2937;
}

/* ----- Lamp Section Base ----- */
.lamp-section {
  padding: 80px 0;
}
.lamp-section.alt-bg {
  background: #f9fafb;
}
.lamp-section .section-heading {
  text-align: center;
  max-width: 900px;
  margin: 0 auto 56px;
}
.lamp-section .section-heading h2 {
  font-size: 36px;
  font-weight: 800;
  color: #1f2937;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}
.lamp-section .section-heading .highlight {
  color: #2563eb;
}
.lamp-section .section-heading p {
  font-size: 15px;
  color: #6b7280;
  line-height: 1.7;
}

/* ----- Featured Lamp Grid ----- */
.lamp-grid-featured {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: 28px;
}
.lamp-card {
  position: relative;
  background: #fff;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
  border: 1px solid #f3f4f6;
  transition: all 0.3s ease;
}
.lamp-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
  border-color: #93c5fd;
}
.lamp-rank {
  position: absolute;
  top: 16px;
  left: 16px;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1px;
  padding: 6px 12px;
  border-radius: 100px;
  z-index: 2;
  box-shadow: 0 4px 10px rgba(245, 158, 11, 0.4);
}
.lamp-rank.rank-top {
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  font-size: 14px;
  padding: 8px 16px;
  box-shadow: 0 6px 14px rgba(251, 191, 36, 0.5);
}
.lamp-rank.rank-medal {
  background: linear-gradient(135deg, #c0c0c0, #9ca3af);
}
.lamp-main-img {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  background: #f3f4f6;
  overflow: hidden;
}
.lamp-main-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.4s ease;
}
.lamp-card:hover .lamp-main-img img {
  transform: scale(1.05);
}
.lamp-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.6) 0%, transparent 50%);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.lamp-card:hover .lamp-card-overlay {
  opacity: 1;
}
.btn-quickview {
  background: rgba(255, 255, 255, 0.95);
  color: #1f2937;
  padding: 10px 24px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 13px;
  border: 0;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
  transition: transform 0.2s;
}
.btn-quickview:hover {
  transform: scale(1.05);
  background: #fff;
}
.lamp-body {
  padding: 20px 24px 24px;
}
.lamp-header {
  margin-bottom: 12px;
}
.lamp-model {
  font-size: 18px;
  font-weight: 700;
  color: #1f2937;
  margin: 0;
}
.lamp-model .model-num {
  color: #2563eb;
  font-weight: 800;
  letter-spacing: 0.5px;
}
.lamp-spec {
  display: block;
  font-size: 12px;
  color: #6b7280;
  margin-top: 4px;
  font-weight: 500;
}
.card-flag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 4px 10px;
  border-radius: 6px;
  margin-bottom: 14px;
}
.card-flag.shusen {
  background: linear-gradient(135deg, #fef3c7, #fde68a);
  color: #92400e;
}
.lamp-thumbs {
  display: flex;
  gap: 6px;
  margin: 14px 0;
  flex-wrap: wrap;
}
.lamp-thumbs img {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border-radius: 8px;
  border: 2px solid #f3f4f6;
  cursor: pointer;
  transition: all 0.2s;
}
.lamp-thumbs img:hover {
  border-color: #2563eb;
  transform: scale(1.1);
}
.lamp-more {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  color: #6b7280;
  padding: 4px 8px;
  font-weight: 600;
}
.lamp-compat {
  background: #f9fafb;
  border: 1px solid #f3f4f6;
  border-radius: 12px;
  padding: 12px;
  margin: 14px 0;
}
.compat-label {
  font-size: 11px;
  font-weight: 700;
  color: #6b7280;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 6px;
}
.compat-list {
  font-size: 12px;
  color: #4b5563;
  line-height: 1.5;
}
.compat-extra {
  color: #9ca3af;
}

/* ── Horizontal Pill Grid (compat-pills) ── */
.compat-pills {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 0;
  margin: 14px 0;
  overflow: hidden;
}
.compat-pills .cp-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
  border-bottom: 1px solid #e2e8f0;
}
.compat-pills .cp-label {
  font-size: 11px;
  font-weight: 700;
  color: #475569;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}
.compat-pills .cp-count {
  font-size: 10px;
  font-weight: 700;
  color: #fff;
  background: #3b82f6;
  padding: 2px 8px;
  border-radius: 10px;
  white-space: nowrap;
}
.compat-pills .cp-body {
  padding: 8px 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  max-height: 180px;
  overflow-y: auto;
}
.compat-pills .cp-body::-webkit-scrollbar {
  width: 4px;
}
.compat-pills .cp-body::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 2px;
}
.compat-pills .cp {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  font-size: 11px;
  font-weight: 500;
  color: #334155;
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  white-space: nowrap;
  transition: all 0.15s ease;
  cursor: default;
}
.compat-pills .cp:hover {
  background: #eff6ff;
  border-color: #93c5fd;
  color: #1e40af;
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(59, 130, 246, 0.15);
}
.compat-pills .cp.cp-ref {
  color: #9ca3af;
  border-style: dashed;
  font-size: 10px;
}
.compat-pills .cp.cp-ref:hover {
  color: #6b7280;
  border-color: #d1d5db;
  background: #f9fafb;
}
@media (max-width: 768px) {
  .compat-pills .cp-body {
    max-height: 140px;
  }
  .compat-pills .cp {
    font-size: 10px;
    padding: 2px 7px;
  }
}
.lamp-actions {
  display: flex;
  gap: 8px;
  margin-top: 16px;
}
.lamp-actions .btn {
  flex: 1;
  text-align: center;
  padding: 8px 12px;
  font-size: 12px;
}

/* ----- Compact Lamp Grid ----- */
.lamp-grid-compact {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
}
.lamp-card-compact .lamp-body {
  padding: 16px;
}
.lamp-card-compact .lamp-model {
  font-size: 15px;
}
.lamp-card-compact .lamp-spec {
  font-size: 11px;
}

/* ----- Shusen Brand Section ----- */
.shusen-brand {
  background: linear-gradient(135deg, #fef3c7 0%, #fff 60%);
}
.shusen-categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}
.shusen-cat {
  background: #fff;
  border: 2px solid #fbbf24;
  border-radius: 16px;
  padding: 24px;
  text-align: center;
  transition: all 0.3s;
}
.shusen-cat:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(251, 191, 36, 0.2);
}
.shusen-cat h4 {
  font-size: 18px;
  font-weight: 700;
  color: #92400e;
  margin: 0 0 12px;
}
.shusen-cat p {
  font-size: 13px;
  color: #6b7280;
  line-height: 1.6;
  margin-bottom: 12px;
}
.shusen-models {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: #92400e;
  padding: 4px 12px;
  background: #fef3c7;
  border-radius: 100px;
}

/* ----- Supply Grades Section ----- */
.supply-section {
  background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
}
.supply-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 18px;
}
.supply-card {
  background: #fff;
  border-radius: 14px;
  padding: 28px 24px;
  border: 1px solid #e2e8f0;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
  position: relative;
  transition: all 0.25s ease;
  display: flex;
  flex-direction: column;
}
.supply-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
}
.supply-grade-tag {
  position: absolute;
  top: 16px;
  right: 16px;
  background: #0f172a;
  color: #fff;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 1.2px;
  padding: 4px 10px;
  border-radius: 4px;
}
.supply-grade-tag-hot {
  background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
}
.supply-grade-om {
  border-top: 4px solid #0f172a;
}
.supply-grade-obh {
  border-top: 4px solid #f59e0b;
  background: linear-gradient(180deg, #fffbeb 0%, #ffffff 50%);
}
.supply-grade-ob {
  border-top: 4px solid #64748b;
}
.supply-grade-name {
  font-size: 22px;
  font-weight: 800;
  color: #0f172a;
  margin: 8px 0 4px 0;
  letter-spacing: -0.5px;
}
.supply-grade-sub {
  color: #64748b;
  font-size: 13px;
  font-weight: 500;
  margin: 0 0 16px 0;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.supply-grade-list {
  list-style: none;
  padding: 0;
  margin: 0 0 18px 0;
  flex: 1;
}
.supply-grade-list li {
  color: #334155;
  font-size: 14px;
  line-height: 1.7;
  padding-left: 22px;
  position: relative;
  margin-bottom: 6px;
}
.supply-grade-list li::before {
  content: "✓";
  color: #10b981;
  position: absolute;
  left: 0;
  font-weight: 800;
}
.supply-grade-list li strong {
  color: #0f172a;
  font-weight: 700;
}
.supply-grade-cta {
  margin-top: auto;
}
.supply-grade-cta .btn {
  width: 100%;
  justify-content: center;
}

/* ----- Shusen Brand Positioning Section ----- */
.shusen-position {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #e2e8f0;
  padding: 60px 0;
}
.shusen-position .section-heading h2 {
  color: #fff;
}
.shusen-position .section-heading h2 .highlight {
  background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.shusen-position .section-heading p {
  color: #cbd5e1;
}
.position-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 22px;
  margin-top: 18px;
}
.position-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 24px;
  position: relative;
  transition: all 0.25s ease;
}
.position-card:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(245, 158, 11, 0.4);
  transform: translateY(-2px);
}
.position-highlight {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.12) 0%, rgba(239, 68, 68, 0.08) 100%);
  border: 1px solid rgba(245, 158, 11, 0.3);
}
.position-warning {
  background: rgba(220, 38, 38, 0.08);
  border: 1px solid rgba(220, 38, 38, 0.3);
}
.position-badge {
  display: inline-block;
  background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1.2px;
  padding: 4px 12px;
  border-radius: 4px;
  margin-bottom: 12px;
}
.position-card h3 {
  color: #fff;
  font-size: 19px;
  font-weight: 700;
  margin: 0 0 12px 0;
  letter-spacing: -0.3px;
}
.position-card p {
  color: #cbd5e1;
  font-size: 13.5px;
  line-height: 1.7;
  margin: 0 0 14px 0;
}
.position-features {
  list-style: none;
  padding: 0;
  margin: 0;
}
.position-features li {
  color: #cbd5e1;
  font-size: 13px;
  line-height: 1.7;
  padding-left: 22px;
  position: relative;
  margin-bottom: 6px;
}
.position-features li::before {
  content: "▸";
  color: #f59e0b;
  position: absolute;
  left: 0;
  font-weight: 800;
}
.position-features li strong {
  color: #fff;
  font-weight: 700;
}
.oem-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin: 10px 0 14px 0;
}
.oem-item {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 6px;
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
}
.oem-name {
  color: #f59e0b;
  font-size: 13px;
  font-weight: 700;
}
.oem-region {
  color: #94a3b8;
  font-size: 11px;
  font-weight: 500;
  margin-top: 2px;
}
.position-note {
  color: #94a3b8 !important;
  font-size: 12.5px !important;
  font-style: italic;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 10px;
  margin-top: 12px !important;
}

@media (max-width: 900px) {
  .supply-grid { grid-template-columns: 1fr; }
  .position-grid { grid-template-columns: 1fr; }
}

/* ----- Other Brands Grid ----- */
.brands-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}
.brand-card {
  background: #fff;
  border: 1px solid #f3f4f6;
  border-radius: 16px;
  padding: 24px;
  transition: all 0.3s;
}
.brand-card:hover {
  border-color: #2563eb;
  transform: translateY(-4px);
  box-shadow: 0 12px 28px rgba(37, 99, 235, 0.12);
}
.brand-header {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 12px;
}
.brand-tag {
  display: inline-block;
  align-self: flex-start;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 3px 10px;
  background: linear-gradient(135deg, #1e3a8a, #2563eb);
  color: #fff;
  border-radius: 6px;
  text-transform: uppercase;
}
.brand-header h3 {
  font-size: 16px;
  font-weight: 700;
  color: #1f2937;
  margin: 4px 0;
}
.brand-series {
  font-size: 12px;
  color: #6b7280;
  font-family: 'JetBrains Mono', monospace;
}
.brand-desc {
  font-size: 13px;
  color: #4b5563;
  line-height: 1.6;
  margin: 12px 0;
}
.brand-count {
  font-size: 13px;
  font-weight: 700;
  color: #2563eb;
  margin: 12px 0;
}

/* ----- Why Lamps Section ----- */
.why-lamps {
  padding: 80px 0;
  background: #1f2937;
  color: #fff;
}
.why-lamps h2 {
  text-align: center;
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 48px;
  color: #fff;
}
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px;
}
.why-item {
  text-align: center;
  padding: 24px;
}
.why-icon {
  font-size: 48px;
  margin-bottom: 16px;
}
.why-item h4 {
  font-size: 18px;
  font-weight: 700;
  margin: 8px 0;
  color: #fbbf24;
}
.why-item p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
}

/* ----- Lamp CTA ----- */
.lamp-cta {
  padding: 80px 0;
  text-align: center;
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 100%);
  color: #fff;
}
.lamp-cta h2 {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 16px;
}
.lamp-cta p {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.85);
  max-width: 600px;
  margin: 0 auto 32px;
}
.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn-lg {
  padding: 16px 32px;
  font-size: 16px;
  font-weight: 700;
}

/* ----- Lightbox ----- */
.lamp-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 60px;
}
.lamp-lightbox.open {
  display: flex;
}
.lb-stage {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: 90vw;
  max-height: 80vh;
}
.lb-stage img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 12px;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.6);
}
.lb-close, .lb-prev, .lb-next {
  position: absolute;
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border: 0;
  font-size: 28px;
  cursor: pointer;
  border-radius: 50%;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
  backdrop-filter: blur(10px);
}
.lb-close:hover, .lb-prev:hover, .lb-next:hover {
  background: rgba(255, 255, 255, 0.3);
}
.lb-close { top: 24px; right: 24px; }
.lb-prev { left: 24px; top: 50%; transform: translateY(-50%); }
.lb-next { right: 24px; top: 50%; transform: translateY(-50%); }
.lb-meta {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  color: #fff;
  font-size: 14px;
  display: flex;
  gap: 24px;
  background: rgba(255, 255, 255, 0.1);
  padding: 12px 24px;
  border-radius: 100px;
  backdrop-filter: blur(10px);
}

/* ----- Footer ----- */
.site-footer {
  background: #0f172a;
  color: #cbd5e1;
  padding: 60px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-bottom: 32px;
}
.site-footer h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 12px;
}
.site-footer p, .site-footer ul {
  font-size: 14px;
  line-height: 1.8;
  margin: 0;
  padding: 0;
}
.site-footer ul {
  list-style: none;
}
.site-footer ul li {
  padding: 4px 0;
}
.site-footer ul li a {
  color: #cbd5e1;
  text-decoration: none;
  transition: color 0.2s;
}
.site-footer ul li a:hover {
  color: #60a5fa;
}
.footer-bottom {
  border-top: 1px solid #1e293b;
  padding-top: 20px;
  font-size: 13px;
  text-align: center;
}
.footer-bottom a {
  color: #60a5fa;
  text-decoration: none;
}

/* ----- Responsive ----- */
@media (max-width: 768px) {
  .lamp-hero h1 { font-size: 36px; }
  .lamp-hero p { font-size: 14px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .lamp-section .section-heading h2 { font-size: 26px; }
  .lamp-grid-featured { grid-template-columns: 1fr; }
  .lamp-section .container { padding: 0 16px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .lb-prev { left: 8px; }
  .lb-next { right: 8px; }
}

/* ============ 4-OPTION TIER SYSTEM ============ */
.lamp-opts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 12px;
}
.lamp-opt {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 8px;
  border: 2px solid #e2e8f0;
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.2s;
  background: #fff;
  text-align: center;
}
.lamp-opt:hover {
  border-color: #3b82f6;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.15);
  transform: translateY(-2px);
}
.lamp-opt .opt-code {
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: #1e293b;
}
.lamp-opt .opt-desc {
  font-size: 10px;
  color: #64748b;
  margin-top: 2px;
  line-height: 1.3;
}
.lamp-opt .opt-price {
  font-size: 10px;
  font-weight: 700;
  color: #3b82f6;
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
.lamp-opt.opt-hot {
  border-color: #f59e0b;
  background: #fffbeb;
}
.lamp-opt.opt-hot .opt-code { color: #d97706; }
.lamp-opt.opt-hot .opt-price { color: #d97706; }
.lamp-opt.opt-shusen {
  border-color: #10b981;
  background: #ecfdf5;
}
.lamp-opt.opt-shusen .opt-code { color: #059669; }
.lamp-opt.opt-shusen .opt-price { color: #059669; }

/* ============ BENQ SPECIFIC MODELS ============ */
.benq-section {
  padding: 40px 0;
  background: #f8fafc;
}
.benq-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
  margin-top: 24px;
}
.benq-card {
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  transition: transform 0.2s, box-shadow 0.2s;
}
.benq-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}
.benq-card-img {
  height: 180px;
  overflow: hidden;
  background: #f1f5f9;
}
.benq-card-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.benq-card-body {
  padding: 14px;
}
.benq-card-body h4 {
  font-size: 15px;
  font-weight: 700;
  margin: 0 0 4px;
}
.benq-card-body .benq-spec {
  font-size: 12px;
  color: #64748b;
  margin-bottom: 6px;
}
.benq-card-body .benq-compat {
  font-size: 11px;
  color: #475569;
  line-height: 1.5;
  margin-bottom: 10px;
}

/* ============ WHOLESALE CTA ============ */
.wholesale-cta {
  background: linear-gradient(135deg, #1e3a5f 0%, #0f4c75 100%);
  color: #fff;
  padding: 50px 0;
  text-align: center;
}
.wholesale-cta h2 {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 12px;
}
.wholesale-cta p {
  font-size: 16px;
  opacity: 0.9;
  margin-bottom: 24px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}
.wholesale-tiers {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.wholesale-tier {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 10px;
  padding: 16px 24px;
  min-width: 160px;
}
.wholesale-tier strong {
  display: block;
  font-size: 20px;
  margin-bottom: 4px;
}
.wholesale-tier span {
  font-size: 13px;
  opacity: 0.8;
}
.wholesale-cta .cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.wholesale-cta .btn-primary {
  background: #f97316;
  border-color: #f97316;
}
.wholesale-cta .btn-outline {
  border-color: rgba(255,255,255,0.4);
  color: #fff;
}

/* ============ SEO INFO BOX ============ */
.seo-info-box {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 20px;
  margin-top: 16px;
}
.seo-info-box h4 {
  font-size: 14px;
  font-weight: 700;
  color: #1e293b;
  margin-bottom: 8px;
}
.seo-info-box p {
  font-size: 12px;
  color: #64748b;
  line-height: 1.6;
}
.seo-info-box .seo-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}
.seo-info-box .seo-tag {
  font-size: 11px;
  padding: 3px 10px;
  background: #eff6ff;
  color: #2563eb;
  border-radius: 100px;
  font-weight: 500;
}

@media (max-width: 768px) {
  .lamp-opts { grid-template-columns: 1fr 1fr; }
  .benq-grid { grid-template-columns: 1fr; }
  .wholesale-cta h2 { font-size: 24px; }
  .wholesale-tiers { flex-direction: column; align-items: center; }
  .compat-table-wrap { font-size: 12px; }
  .compat-table th, .compat-table td { padding: 6px 8px; }
  .series-name { width: 120px; font-size: 11px; }
  .count-badge { width: 50px; }
  .compat-table td.series-models { font-size: 11px; line-height: 1.5; }
}

/* ----- Compatibility Models Table ----- */
.compat-table-wrap {
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 14px;
  margin: 14px 0;
  position: relative;
  overflow: hidden;
}
.compat-table-wrap::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, #2563eb, #06b6d4, #8b5cf6);
  opacity: 0.85;
}
.compat-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}
.compat-title {
  font-size: 11px;
  font-weight: 700;
  color: #475569;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.compat-title::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 12px;
  background: #2563eb;
  border-radius: 2px;
}
.compat-total-badge {
  background: linear-gradient(135deg, #2563eb, #1e40af);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 10px;
  box-shadow: 0 1px 3px rgba(37, 99, 235, 0.3);
  letter-spacing: 0.5px;
}
.compat-total-badge .badge-num { font-size: 13px; margin-right: 2px; }
.compat-toggle-btn {
  background: #fff;
  border: 1px solid #cbd5e1;
  color: #475569;
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  margin-left: 8px;
}
.compat-toggle-btn:hover {
  background: #2563eb;
  color: #fff;
  border-color: #2563eb;
}
.compat-table-scroll {
  overflow-x: auto;
  margin: 0 -4px;
  padding: 0 4px;
  scrollbar-width: thin;
}
.compat-table-scroll::-webkit-scrollbar { height: 4px; }
.compat-table-scroll::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 2px; }
.compat-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 13px;
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}
.compat-table thead th {
  background: linear-gradient(135deg, #1e293b, #334155);
  color: #f1f5f9;
  font-weight: 700;
  font-size: 11px;
  text-align: left;
  padding: 9px 12px;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  white-space: nowrap;
}
.compat-table thead th:first-child { border-radius: 8px 0 0 0; }
.compat-table thead th:last-child { border-radius: 0 8px 0 0; text-align: center; }
.compat-table tbody tr {
  transition: background 0.15s ease;
}
.compat-table tbody tr:hover { background: #f1f5f9; }
.compat-table tbody tr:not(:last-child) td { border-bottom: 1px solid #f1f5f9; }
.compat-table td {
  padding: 9px 12px;
  vertical-align: top;
  color: #334155;
}
.compat-table td.series-name {
  font-weight: 700;
  font-size: 12px;
  white-space: nowrap;
  border-left: 3px solid transparent;
  width: 140px;
}
.compat-table td.series-models {
  font-size: 12px;
  line-height: 1.65;
  color: #475569;
}
.compat-table td.series-models .model-pill {
  display: inline-block;
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  color: #334155;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 4px;
  margin: 1px 2px 1px 0;
  transition: all 0.15s ease;
}
.compat-table td.series-models .model-pill:hover {
  background: #2563eb;
  color: #fff;
  border-color: #2563eb;
}
.compat-table td.series-models .model-pill.cross-ref {
  background: #fef3c7;
  border-color: #fbbf24;
  color: #92400e;
}
.compat-table td.count-badge {
  text-align: center;
  font-weight: 700;
  color: #2563eb;
  font-size: 13px;
  width: 60px;
}
.compat-table .series-c-eb { border-left-color: #2563eb; color: #1e40af; }
.compat-table .series-c-hometw { border-left-color: #f59e0b; color: #b45309; }
.compat-table .series-c-ex { border-left-color: #10b981; color: #047857; }
.compat-table .series-c-hc { border-left-color: #8b5cf6; color: #6d28d9; }
.compat-table .series-c-pl { border-left-color: #ef4444; color: #b91c1c; }
.compat-table .series-c-asia { border-left-color: #06b6d4; color: #0e7490; }
.compat-foot {
  margin-top: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.compat-foot-note {
  font-size: 11px;
  color: #64748b;
  font-style: italic;
}
.compat-foot-markets {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.compat-market-tag {
  background: #fff;
  border: 1px solid #e2e8f0;
  color: #475569;
  font-size: 10px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 6px;
}