/**
 * Gameosophy - Modern High-Converting Product Detail Page CSS
 * Sleek, premium, mobile-first design system for digital asset marketplace
 */

:root {
  --gm-primary: #6366f1;
  --gm-primary-dark: #4f46e5;
  --gm-primary-light: #818cf8;
  --gm-primary-soft: rgba(99, 102, 241, 0.08);
  --gm-primary-soft-hover: rgba(99, 102, 241, 0.14);
  --gm-success: #10b981;
  --gm-success-dark: #059669;
  --gm-success-soft: #e6f9ee;
  --gm-text-success: #0d8a4f;
  --gm-dark: #0f172a;
  --gm-dark-card: #1e293b;
  --gm-gray-900: #0f172a;
  --gm-gray-800: #1e293b;
  --gm-gray-700: #334155;
  --gm-gray-600: #475569;
  --gm-gray-500: #64748b;
  --gm-gray-400: #94a3b8;
  --gm-gray-300: #cbd5e1;
  --gm-gray-200: #e2e8f0;
  --gm-gray-100: #f1f5f9;
  --gm-gray-50: #f8fafc;
  --gm-white: #ffffff;
  --gm-radius-sm: 8px;
  --gm-radius-md: 12px;
  --gm-radius-lg: 16px;
  --gm-radius-xl: 20px;
  --gm-radius-full: 9999px;
  --gm-shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06);
  --gm-shadow-md: 0 4px 12px rgba(15, 23, 42, 0.05);
  --gm-shadow-lg: 0 10px 25px rgba(15, 23, 42, 0.08);
  --gm-shadow-xl: 0 20px 35px rgba(15, 23, 42, 0.12);
  --gm-transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   PAGE WRAPPER & BREADCRUMBS
   ========================================================================== */
.gm-product-page {
  background-color: var(--gm-gray-50);
  min-height: 100vh;
  padding: 85px 0 100px 0;
  color: var(--gm-gray-900);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.gm-breadcrumb-nav {
  margin-bottom: 24px;
}

.gm-breadcrumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: 8px;
  font-size: 13px;
  color: var(--gm-gray-500);
}

.gm-breadcrumbs li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.gm-breadcrumbs a {
  color: var(--gm-gray-500);
  text-decoration: none;
  font-weight: 500;
  transition: var(--gm-transition);
}

.gm-breadcrumbs a:hover {
  color: var(--gm-primary);
}

.gm-breadcrumbs .separator {
  color: var(--gm-gray-400);
  font-size: 10px;
}

.gm-breadcrumbs .current {
  color: var(--gm-gray-900);
  font-weight: 600;
  max-width: 320px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Flash Messages */
.gm-product-page .alert {
  border-radius: var(--gm-radius-md);
  border: none;
  box-shadow: var(--gm-shadow-sm);
  padding: 14px 20px;
  font-size: 14px;
  font-weight: 500;
}

/* ==========================================================================
   HERO 2-COLUMN GRID LAYOUT
   ========================================================================== */
.gm-product-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-bottom: 40px;
}

@media (min-width: 992px) {
  .gm-product-hero-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(380px, 1fr);
    align-items: start;
  }
}

@media (min-width: 1200px) {
  .gm-product-hero-grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(420px, 1fr);
    gap: 40px;
  }
}

/* ==========================================================================
   LEFT COLUMN: PRODUCT MEDIA GALLERY
   ========================================================================== */
.gm-gallery-card {
  background: var(--gm-white);
  border-radius: var(--gm-radius-xl);
  border: 1px solid var(--gm-gray-200);
  box-shadow: var(--gm-shadow-md);
  padding: 18px;
  overflow: hidden;
  margin-bottom: 32px;
}

.gm-gallery-main-wrap {
  position: relative;
  width: 100%;
  border-radius: var(--gm-radius-lg);
  overflow: hidden;
  background: #090d16;
  aspect-ratio: 16 / 10;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gm-gallery-main-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
  cursor: zoom-in;
}

.gm-gallery-main-wrap:hover .gm-gallery-main-img {
  transform: scale(1.02);
}

/* Ribbon Badges */
.gm-badge-ribbon-wrap {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 10;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.gm-ribbon-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--gm-radius-full);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(8px);
}

.gm-ribbon-badge.flash-sale {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: #ffffff;
}

.gm-ribbon-badge.featured {
  background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
  color: #ffffff;
}

.gm-ribbon-badge.free {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: #ffffff;
}

/* Quick Action Overlay Buttons */
.gm-gallery-action-overlay {
  position: absolute;
  bottom: 14px;
  right: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 10;
}

.gm-btn-overlay {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(15, 23, 42, 0.75);
  color: #ffffff;
  font-size: 12px;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: var(--gm-radius-full);
  text-decoration: none;
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: var(--gm-transition);
  cursor: pointer;
}

.gm-btn-overlay:hover {
  background: rgba(15, 23, 42, 0.95);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.gm-btn-overlay.btn-preview {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.9) 0%, rgba(79, 70, 229, 0.9) 100%);
  border-color: rgba(255, 255, 255, 0.3);
}

.gm-btn-overlay.btn-preview:hover {
  background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
}

.gm-btn-overlay.btn-wishlist {
  padding: 8px 12px;
}

.gm-btn-overlay.btn-wishlist.active i {
  color: #ef4444;
}

/* Thumbnail Gallery Strip */
.gm-thumbnails-strip {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
  scrollbar-color: var(--gm-gray-300) transparent;
}

.gm-thumbnails-strip::-webkit-scrollbar {
  height: 4px;
}

.gm-thumbnails-strip::-webkit-scrollbar-thumb {
  background: var(--gm-gray-300);
  border-radius: 4px;
}

.gm-thumb-item {
  position: relative;
  flex: 0 0 84px;
  height: 56px;
  border-radius: var(--gm-radius-md);
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--gm-transition);
  background: var(--gm-gray-100);
}

@media (min-width: 576px) {
  .gm-thumb-item {
    flex: 0 0 96px;
    height: 64px;
  }
}

.gm-thumb-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.gm-thumb-item:hover {
  border-color: var(--gm-gray-300);
  transform: translateY(-2px);
}

.gm-thumb-item.active {
  border-color: var(--gm-primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

/* ==========================================================================
   RIGHT COLUMN: STICKY PURCHASE SIDEBAR & CARD
   ========================================================================== */
.gm-product-sidebar {
  position: relative;
}

@media (min-width: 992px) {
  .gm-sticky-sidebar {
    position: sticky;
    top: 95px;
    z-index: 20;
  }
}

.gm-product-title-card {
  margin-bottom: 20px;
}

.gm-product-cat-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  color: var(--gm-primary);
  background: var(--gm-primary-soft);
  padding: 4px 12px;
  border-radius: var(--gm-radius-full);
  text-decoration: none;
  margin-bottom: 10px;
  transition: var(--gm-transition);
}

.gm-product-cat-tag:hover {
  background: var(--gm-primary-soft-hover);
  color: var(--gm-primary-dark);
}

.gm-product-title {
  font-size: 26px;
  font-weight: 800;
  line-height: 1.25;
  color: var(--gm-gray-900);
  letter-spacing: -0.02em;
  margin: 0 0 12px 0;
}

@media (min-width: 768px) {
  .gm-product-title {
    font-size: 30px;
  }
}

/* Meta Info Chips Row */
.gm-meta-chips-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
}

.gm-meta-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--gm-gray-600);
  background: var(--gm-white);
  padding: 6px 12px;
  border-radius: var(--gm-radius-full);
  border: 1px solid var(--gm-gray-200);
}

.gm-meta-chip.stars-chip {
  color: #d97706;
  background: #fef3c7;
  border-color: #fde68a;
}

.gm-meta-chip.stars-chip i {
  color: #f59e0b;
}

.gm-meta-chip.sales-chip {
  color: #0369a1;
  background: #e0f2fe;
  border-color: #bae6fd;
}

.gm-meta-chip.platform-chip {
  color: var(--gm-gray-700);
}

/* Short Summary Box */
.gm-product-short-desc {
  font-size: 14px;
  color: var(--gm-gray-600);
  line-height: 1.6;
  margin-bottom: 20px;
}

/* ==========================================================================
   PURCHASE & PRICING CARD
   ========================================================================== */
.gm-purchase-card {
  background: var(--gm-white);
  border-radius: var(--gm-radius-xl);
  border: 1px solid var(--gm-gray-200);
  box-shadow: var(--gm-shadow-lg);
  overflow: hidden;
  margin-bottom: 24px;
}

.gm-purchase-card-header {
  padding: 20px 24px 16px 24px;
  background: linear-gradient(180deg, #ffffff 0%, var(--gm-gray-50) 100%);
  border-bottom: 1px solid var(--gm-gray-200);
}

.gm-purchase-card-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--gm-gray-900);
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* License Selector Cards */
.gm-license-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 14px;
}

.gm-license-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 14px;
  border-radius: var(--gm-radius-md);
  border: 2px solid var(--gm-gray-200);
  background: var(--gm-white);
  cursor: pointer;
  transition: var(--gm-transition);
  user-select: none;
}

.gm-license-card:hover {
  border-color: var(--gm-gray-300);
  transform: translateY(-1px);
}

.gm-license-card.active {
  border-color: var(--gm-primary);
  background: var(--gm-primary-soft);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.gm-license-radio-hidden {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.gm-license-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.gm-license-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--gm-gray-900);
}

.gm-license-check-dot {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid var(--gm-gray-300);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: #ffffff;
  transition: var(--gm-transition);
}

.gm-license-card.active .gm-license-check-dot {
  border-color: var(--gm-primary);
  background: var(--gm-primary);
}

.gm-license-price {
  font-size: 22px;
  font-weight: 800;
  color: var(--gm-gray-900);
  letter-spacing: -0.02em;
}

.gm-license-card.active .gm-license-price {
  color: var(--gm-primary);
}

.gm-license-old-price {
  font-size: 13px;
  color: var(--gm-gray-400);
  text-decoration: line-through;
  margin-left: 6px;
  font-weight: 500;
}

.gm-license-subtext {
  font-size: 11px;
  color: var(--gm-gray-500);
  margin-top: 4px;
}

/* License Features List */
.gm-license-features-box {
  padding: 14px 24px;
  background: var(--gm-gray-50);
  border-bottom: 1px solid var(--gm-gray-200);
}

.gm-license-features-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.gm-license-features-list li {
  font-size: 12px;
  font-weight: 500;
  color: var(--gm-gray-700);
  display: flex;
  align-items: center;
  gap: 6px;
}

.gm-license-features-list i {
  color: var(--gm-success);
  font-size: 13px;
}

/* ==========================================================================
   ADD-ONS CONFIGURATION CARDS
   ========================================================================== */
.gm-addons-section {
  padding: 20px 24px;
  border-bottom: 1px solid var(--gm-gray-200);
}

.gm-addons-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.gm-addons-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--gm-gray-900);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 0;
}

.gm-addon-category-group {
  margin-bottom: 16px;
}

.gm-addon-cat-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--gm-gray-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.gm-addon-item-card {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--gm-white);
  border: 1.5px solid var(--gm-gray-200);
  border-radius: var(--gm-radius-md);
  margin-bottom: 8px;
  cursor: pointer;
  transition: var(--gm-transition);
  user-select: none;
}

.gm-addon-item-card:hover {
  border-color: var(--gm-gray-300);
  background: var(--gm-gray-50);
}

.gm-addon-item-card.is-selected {
  border-color: var(--gm-primary);
  background: var(--gm-primary-soft);
}

.gm-addon-left {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
}

.gm-addon-checkbox {
  width: 18px;
  height: 18px;
  border-radius: 4px;
  border: 2px solid var(--gm-gray-300);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: #ffffff;
  transition: var(--gm-transition);
  flex-shrink: 0;
}

.gm-addon-item-card.is-selected .gm-addon-checkbox {
  background: var(--gm-primary);
  border-color: var(--gm-primary);
}

.gm-addon-radio-dot {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid var(--gm-gray-300);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: #ffffff;
  transition: var(--gm-transition);
  flex-shrink: 0;
}

.gm-addon-item-card.is-selected .gm-addon-radio-dot {
  background: var(--gm-primary);
  border-color: var(--gm-primary);
}

.gm-addon-details {
  display: flex;
  flex-direction: column;
}

.gm-addon-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--gm-gray-900);
  line-height: 1.3;
}

.gm-addon-desc {
  font-size: 11px;
  color: var(--gm-gray-500);
  line-height: 1.3;
  margin-top: 2px;
}

.gm-addon-badge-price {
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--gm-radius-full);
  white-space: nowrap;
  margin-left: 12px;
}

.gm-addon-badge-price.paid {
  background: var(--gm-success-soft);
  color: var(--gm-text-success);
  border: 1px solid #c2f0d5;
}

.gm-addon-badge-price.included {
  background: var(--gm-gray-100);
  color: var(--gm-gray-600);
  border: 1px solid var(--gm-gray-200);
}

/* Nested Child Addon Panel */
.gm-child-addons-panel {
  padding: 10px 14px 10px 36px;
  background: var(--gm-gray-50);
  border-radius: var(--gm-radius-md);
  border: 1px dashed var(--gm-gray-300);
  margin-top: -4px;
  margin-bottom: 10px;
}

.gm-child-addon-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 0;
  cursor: pointer;
}

/* ==========================================================================
   PRICE SUMMARY BOX
   ========================================================================== */
.gm-order-summary-box {
  padding: 18px 24px;
  background: var(--gm-gray-50);
  border-bottom: 1px solid var(--gm-gray-200);
}

.gm-order-summary-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.gm-order-summary-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--gm-gray-900);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.gm-summary-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.gm-summary-row.total-row {
  border-top: 1px solid var(--gm-gray-200);
  padding-top: 12px;
  margin-top: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--gm-gray-900);
}

.gm-summary-row.total-row .grand-total-val {
  font-size: 26px;
  font-weight: 800;
  color: var(--gm-primary);
  letter-spacing: -0.02em;
}

/* ==========================================================================
   PRIMARY CTA ACTIONS
   ========================================================================== */
.gm-purchase-actions {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.gm-btn-buy-now {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 16px 24px;
  background: linear-gradient(135deg, var(--gm-primary) 0%, var(--gm-primary-dark) 100%);
  color: #ffffff !important;
  font-size: 16px;
  font-weight: 700;
  border-radius: var(--gm-radius-md);
  border: none;
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.35);
  cursor: pointer;
  text-decoration: none;
  transition: var(--gm-transition);
}

.gm-btn-buy-now:hover {
  background: linear-gradient(135deg, #4f46e5 0%, #4338ca 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.45);
}

.gm-btn-buy-now:active {
  transform: translateY(0);
}

.gm-btn-add-to-cart {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 14px 24px;
  background: var(--gm-white);
  color: var(--gm-primary) !important;
  font-size: 15px;
  font-weight: 700;
  border-radius: var(--gm-radius-md);
  border: 2px solid var(--gm-primary);
  cursor: pointer;
  text-decoration: none;
  transition: var(--gm-transition);
}

.gm-btn-add-to-cart:hover {
  background: var(--gm-primary-soft);
  transform: translateY(-1px);
}

.gm-btn-add-to-cart:active {
  transform: translateY(0);
}

.gm-btn-add-to-cart.added-success {
  background: var(--gm-success-soft);
  color: var(--gm-text-success) !important;
  border-color: var(--gm-success);
}

/* Trust Badges List */
.gm-trust-list {
  padding: 0 24px 20px 24px;
  list-style: none;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.gm-trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  color: var(--gm-gray-600);
}

.gm-trust-item i {
  font-size: 14px;
}

.gm-trust-item i.fa-shield-alt,
.gm-trust-item i.fa-check-circle {
  color: var(--gm-success);
}

.gm-trust-item i.fa-bolt {
  color: #f59e0b;
}

.gm-trust-item i.fa-sync-alt {
  color: var(--gm-primary);
}

/* ==========================================================================
   QUICK PRODUCT SPECS CARD
   ========================================================================== */
.gm-specs-card {
  background: var(--gm-white);
  border-radius: var(--gm-radius-lg);
  border: 1px solid var(--gm-gray-200);
  box-shadow: var(--gm-shadow-sm);
  padding: 20px;
  margin-bottom: 24px;
}

.gm-specs-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--gm-gray-900);
  margin: 0 0 14px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.gm-specs-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.gm-specs-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0;
  font-size: 13px;
  border-bottom: 1px solid var(--gm-gray-100);
}

.gm-specs-row:last-child {
  border-bottom: none;
}

.gm-specs-label {
  color: var(--gm-gray-500);
  font-weight: 500;
}

.gm-specs-val {
  color: var(--gm-gray-900);
  font-weight: 600;
  text-align: right;
}

.gm-specs-val a {
  color: var(--gm-primary);
  text-decoration: none;
}

/* ==========================================================================
   CONTENT TABS SECTION (BELOW HERO)
   ========================================================================== */
.gm-content-tabs-wrap {
  margin-top: 20px;
}

.gm-tabs-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 2px solid var(--gm-gray-200);
  overflow-x: auto;
  padding-bottom: 2px;
  margin-bottom: 28px;
  scrollbar-width: none;
}

.gm-tabs-nav::-webkit-scrollbar {
  display: none;
}

.gm-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 600;
  color: var(--gm-gray-600);
  border: none;
  background: transparent;
  border-radius: var(--gm-radius-md) var(--gm-radius-md) 0 0;
  cursor: pointer;
  transition: var(--gm-transition);
  white-space: nowrap;
  position: relative;
  text-decoration: none;
}

.gm-tab-btn:hover {
  color: var(--gm-primary);
  background: var(--gm-primary-soft);
}

.gm-tab-btn.active {
  color: var(--gm-primary);
  font-weight: 700;
}

.gm-tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gm-primary);
  border-radius: 3px 3px 0 0;
}

.gm-tab-count-badge {
  font-size: 11px;
  font-weight: 700;
  background: var(--gm-gray-200);
  color: var(--gm-gray-700);
  padding: 2px 8px;
  border-radius: var(--gm-radius-full);
}

.gm-tab-btn.active .gm-tab-count-badge {
  background: var(--gm-primary-soft);
  color: var(--gm-primary);
}

/* Tab Panels Card */
.gm-tab-card {
  background: var(--gm-white);
  border-radius: var(--gm-radius-xl);
  border: 1px solid var(--gm-gray-200);
  box-shadow: var(--gm-shadow-md);
  padding: 32px;
  margin-bottom: 40px;
}

@media (max-width: 576px) {
  .gm-tab-card {
    padding: 20px;
  }
}

/* ==========================================================================
   KEY FEATURES GRID
   ========================================================================== */
.gm-features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 24px 0;
}

@media (min-width: 576px) {
  .gm-features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .gm-features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.gm-feature-card {
  background: var(--gm-gray-50);
  border: 1px solid var(--gm-gray-200);
  border-radius: var(--gm-radius-lg);
  padding: 20px;
  transition: var(--gm-transition);
}

.gm-feature-card:hover {
  transform: translateY(-2px);
  border-color: var(--gm-primary-light);
  box-shadow: var(--gm-shadow-md);
  background: #ffffff;
}

.gm-feature-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--gm-radius-md);
  background: var(--gm-primary-soft);
  color: var(--gm-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: 12px;
}

.gm-feature-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--gm-gray-900);
  margin: 0 0 6px 0;
}

.gm-feature-desc {
  font-size: 13px;
  color: var(--gm-gray-600);
  line-height: 1.5;
  margin: 0;
}

/* ==========================================================================
   WHAT'S INCLUDED CHECKLIST GRID
   ========================================================================== */
.gm-included-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 20px 0;
}

@media (min-width: 576px) {
  .gm-included-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .gm-included-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.gm-included-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: var(--gm-gray-50);
  border: 1px solid var(--gm-gray-200);
  border-radius: var(--gm-radius-md);
  font-size: 13px;
  font-weight: 600;
  color: var(--gm-gray-800);
}

.gm-included-item i {
  color: var(--gm-success);
  font-size: 15px;
  flex-shrink: 0;
}

/* ==========================================================================
   REQUIREMENTS & SPECS SECTION
   ========================================================================== */
.gm-req-box {
  background: #f8fafc;
  border-left: 4px solid var(--gm-primary);
  border-radius: 0 var(--gm-radius-md) var(--gm-radius-md) 0;
  padding: 20px;
  margin-bottom: 24px;
}

.gm-req-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--gm-gray-900);
  margin: 0 0 10px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ==========================================================================
   REVIEWS & RATINGS SECTION
   ========================================================================== */
.gm-rating-overview-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  background: var(--gm-gray-50);
  border: 1px solid var(--gm-gray-200);
  border-radius: var(--gm-radius-lg);
  padding: 24px;
  margin-bottom: 30px;
}

@media (min-width: 768px) {
  .gm-rating-overview-card {
    grid-template-columns: 180px 1fr auto;
    align-items: center;
  }
}

.gm-rating-score-block {
  text-align: center;
}

.gm-rating-score-number {
  font-size: 48px;
  font-weight: 800;
  color: var(--gm-gray-900);
  line-height: 1;
}

.gm-rating-score-stars {
  color: #f59e0b;
  font-size: 16px;
  margin: 6px 0;
}

.gm-rating-score-label {
  font-size: 12px;
  color: var(--gm-gray-500);
  font-weight: 500;
}

.gm-rating-bars-wrap {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.gm-rating-bar-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: var(--gm-gray-600);
}

.gm-rating-progress {
  flex: 1;
  height: 8px;
  background: var(--gm-gray-200);
  border-radius: 4px;
  overflow: hidden;
}

.gm-rating-fill {
  height: 100%;
  background: #f59e0b;
  border-radius: 4px;
}

/* Review Items */
.gm-review-item {
  border-bottom: 1px solid var(--gm-gray-200);
  padding: 20px 0;
}

.gm-review-item:last-child {
  border-bottom: none;
}

.gm-review-author-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.gm-review-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.gm-review-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--gm-gray-200);
}

.gm-review-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--gm-gray-900);
  margin: 0;
}

.gm-review-date {
  font-size: 12px;
  color: var(--gm-gray-400);
}

.gm-review-stars {
  color: #f59e0b;
  font-size: 13px;
}

.gm-review-reason {
  font-size: 14px;
  font-weight: 700;
  color: var(--gm-gray-800);
  margin-bottom: 6px;
}

.gm-review-comment {
  font-size: 14px;
  color: var(--gm-gray-600);
  line-height: 1.6;
  margin: 0;
}

/* ==========================================================================
   COMMENTS & Q&A SECTION
   ========================================================================== */
.gm-comment-item {
  border-bottom: 1px solid var(--gm-gray-200);
  padding: 20px 0;
}

.gm-comment-item:last-child {
  border-bottom: none;
}

.gm-comment-author-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.gm-comment-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.gm-comment-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
}

.gm-comment-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--gm-gray-900);
}

.gm-badge-verified-buyer {
  font-size: 11px;
  font-weight: 700;
  color: #0369a1;
  background: #e0f2fe;
  padding: 2px 8px;
  border-radius: var(--gm-radius-full);
  margin-left: 6px;
}

.gm-comment-body {
  font-size: 14px;
  color: var(--gm-gray-700);
  line-height: 1.6;
  margin: 8px 0;
}

/* Admin Reply Box */
.gm-comment-reply-box {
  margin-top: 14px;
  margin-left: 32px;
  background: var(--gm-gray-50);
  border-left: 3px solid var(--gm-primary);
  border-radius: 0 var(--gm-radius-md) var(--gm-radius-md) 0;
  padding: 14px 18px;
}

.gm-reply-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.gm-reply-author-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--gm-primary);
}

/* Comment Form */
.gm-comment-form-card {
  background: var(--gm-gray-50);
  border-radius: var(--gm-radius-lg);
  border: 1px solid var(--gm-gray-200);
  padding: 24px;
  margin-top: 30px;
}

.gm-comment-textarea {
  width: 100%;
  border-radius: var(--gm-radius-md);
  border: 1.5px solid var(--gm-gray-300);
  padding: 14px 16px;
  font-size: 14px;
  font-family: inherit;
  color: var(--gm-gray-900);
  resize: vertical;
  background: #ffffff;
  transition: var(--gm-transition);
}

.gm-comment-textarea:focus {
  outline: none;
  border-color: var(--gm-primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

/* ==========================================================================
   STICKY BOTTOM / TOP PURCHASE BAR
   ========================================================================== */
.gm-floating-purchase-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--gm-gray-200);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
  padding: 12px 0;
  z-index: 1000;
  transform: translateY(100%);
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.gm-floating-purchase-bar.is-visible {
  transform: translateY(0);
  opacity: 1;
}

.gm-floating-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.gm-floating-product-info {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.gm-floating-thumb {
  width: 48px;
  height: 48px;
  border-radius: var(--gm-radius-sm);
  object-fit: cover;
  flex-shrink: 0;
}

.gm-floating-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--gm-gray-900);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin: 0;
}

.gm-floating-license-tag {
  font-size: 12px;
  color: var(--gm-gray-500);
}

.gm-floating-price-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.gm-floating-price {
  font-size: 22px;
  font-weight: 800;
  color: var(--gm-primary);
}

.gm-floating-btn-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

@media (max-width: 767px) {
  .gm-floating-thumb,
  .gm-floating-license-tag {
    display: none;
  }
  .gm-floating-bar-inner {
    flex-wrap: wrap;
    gap: 8px;
  }
  .gm-floating-price-actions {
    width: 100%;
    justify-content: space-between;
  }
  .gm-floating-btn-group {
    flex: 1;
  }
  .gm-floating-btn-group .gm-btn-buy-now,
  .gm-floating-btn-group .gm-btn-add-to-cart {
    padding: 10px 14px;
    font-size: 13px;
  }
}

/* ==========================================================================
   RELATED PRODUCTS SECTION
   ========================================================================== */
.gm-related-section {
  margin-top: 50px;
}

.gm-related-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.gm-related-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--gm-gray-900);
  letter-spacing: -0.02em;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ==========================================================================
   PROSE CONTENT & SECTION TITLES
   ========================================================================== */
.gm-section-title {
  font-size: 18px;
  font-weight: 800;
  color: var(--gm-gray-900);
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
}

.gm-prose-content {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--gm-gray-700);
}

.gm-prose-content p {
  margin-bottom: 16px;
}

.gm-prose-content h1,
.gm-prose-content h2,
.gm-prose-content h3,
.gm-prose-content h4,
.gm-prose-content h5 {
  color: var(--gm-gray-900);
  font-weight: 700;
  margin-top: 24px;
  margin-bottom: 12px;
  line-height: 1.3;
}

.gm-prose-content ul,
.gm-prose-content ol {
  padding-left: 20px;
  margin-bottom: 16px;
}

.gm-prose-content li {
  margin-bottom: 6px;
}

.gm-prose-content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--gm-radius-md);
  margin: 16px 0;
}

/* ==========================================================================
   TECHNICAL SPECS TABLE
   ========================================================================== */
.gm-tech-specs-table {
  width: 100%;
  margin-bottom: 0;
  border-collapse: collapse;
}

.gm-tech-specs-table td {
  padding: 14px 18px;
  vertical-align: middle;
  border-color: var(--gm-gray-200);
}

.gm-spec-label {
  width: 32%;
  font-weight: 700;
  color: var(--gm-gray-800);
  background: var(--gm-gray-50);
  font-size: 13.5px;
}

.gm-spec-value {
  color: var(--gm-gray-700);
  font-size: 13.5px;
  line-height: 1.5;
}

@media (max-width: 576px) {
  .gm-tech-specs-table tr {
    display: flex;
    flex-direction: column;
    border-bottom: 1px solid var(--gm-gray-200);
  }
  .gm-spec-label,
  .gm-spec-value {
    width: 100%;
    padding: 10px 14px;
  }
  .gm-spec-label {
    border-bottom: none;
  }
}

/* Soft Badges */
.badge-primary-soft {
  background-color: var(--gm-primary-soft) !important;
  color: var(--gm-primary) !important;
  font-weight: 600;
  border-radius: var(--gm-radius-full);
  padding: 3px 10px;
  border: 1px solid rgba(99, 102, 241, 0.2);
}

.badge-secondary-soft {
  background-color: var(--gm-gray-100) !important;
  color: var(--gm-gray-600) !important;
  font-weight: 600;
  border-radius: var(--gm-radius-full);
  padding: 3px 10px;
  border: 1px solid var(--gm-gray-200);
}

.badge-success-soft {
  background-color: var(--gm-success-soft) !important;
  color: var(--gm-text-success) !important;
  font-weight: 600;
  border-radius: var(--gm-radius-full);
  padding: 3px 10px;
  border: 1px solid #c2f0d5;
}

.new-inserted-item {
  animation: fadeInHighlight 0.6s ease-in-out;
}

@keyframes fadeInHighlight {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}