@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Plus+Jakarta+Sans:wght@600;700;800&display=swap');

:root {
  color-scheme: light;
  --primary-color: #8c532b;
  --primary-hover: #733f1c;
  --primary-light: #faf3ec;
  --secondary-color: #0f172a;
  --accent-color: #a36737;
  --accent-light: #f5ebe1;
  --bg-color: #f8fafc;
  --surface-color: #ffffff;
  --surface-hover: #f1f5f9;
  --text-main: #0f172a;
  --text-muted: #475569;
  --text-light: #94a3b8;
  --border-color: #e2e8f0;
  --border-focus: #a05a2c;
  --danger-color: #ef4444;
  --danger-hover: #dc2626;
  --danger-light: #fef2f2;
  --success-color: #10b981;
  --success-light: #ecfdf5;
  --warning-color: #f59e0b;
  
  --card-bg: var(--surface-color);
  --text-color: var(--text-main);
  --input-bg: var(--surface-color);
  --table-header-bg: rgba(0, 0, 0, 0.03);
  --table-hover-bg: rgba(140, 83, 43, 0.04);
  
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.08), 0 2px 4px -2px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.1), 0 4px 6px -4px rgba(15, 23, 42, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.12), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Custom Luxury Scrollbars */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-color);
}
::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6, .logo {
  font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
}

.container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem;
}

/* Header & Responsive Navigation */
header {
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 500;
  transition: var(--transition);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--secondary-color);
  text-decoration: none;
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

/* Navigation Brand Identity */
.nav-brand-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  height: 42px;
  max-height: 42px;
  flex-shrink: 0;
  transition: opacity 0.2s ease;
}

.nav-brand-wrap:hover {
  opacity: 0.92;
}

.nav-brand-emblem {
  width: 40px !important;
  height: 40px !important;
  max-width: 40px !important;
  max-height: 40px !important;
  object-fit: contain;
  flex-shrink: 0;
  display: inline-block;
  vertical-align: middle;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.nav-brand-wrap:hover .nav-brand-emblem {
  transform: scale(1.08) rotate(3deg);
}

.nav-brand-text-img {
  height: 30px !important;
  width: auto !important;
  max-height: 32px !important;
  max-width: 220px !important;
  object-fit: contain;
  flex-shrink: 0;
  display: inline-block;
  vertical-align: middle;
}

[data-theme="dark"] .nav-brand-text-img,
[data-theme="dark"] .logo-img-lg,
[data-theme="dark"] .reg-topbar-logo {
  filter: brightness(0) invert(1) drop-shadow(0 2px 8px rgba(168, 123, 50, 0.3));
}

[data-theme="dark"] .nav-brand-emblem {
  filter: brightness(1.2) drop-shadow(0 0 10px rgba(212, 146, 87, 0.5));
}

.login-card .nav-brand-emblem {
  width: 60px !important;
  height: 60px !important;
  max-width: 60px !important;
  max-height: 60px !important;
  margin-bottom: 4px;
}

.mobile-drawer-header .nav-brand-wrap {
  height: 38px;
  max-height: 38px;
}

.mobile-drawer-header .nav-brand-emblem {
  width: 34px !important;
  height: 34px !important;
  max-width: 34px !important;
  max-height: 34px !important;
}

.mobile-drawer-header .nav-brand-text-img {
  height: 24px !important;
  max-height: 24px !important;
  max-width: 170px !important;
}

.logo-img {
  width: 32px;
  height: 32px;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(140, 83, 43, 0.45));
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  flex-shrink: 0;
  display: inline-block;
  vertical-align: middle;
}

.logo:hover .logo-img {
  transform: scale(1.12) rotate(4deg);
}

.logo-img-lg {
  width: 52px;
  height: 52px;
  filter: drop-shadow(0 4px 16px rgba(140, 83, 43, 0.5));
}

.logo-badge {
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  color: white;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 1px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.nav-links a, .nav-item {
  text-decoration: none;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.88rem;
  padding: 0.48rem 0.85rem;
  border-radius: var(--radius-md);
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  border: 1px solid transparent;
  background: transparent;
}

.nav-links a:hover, .nav-item:hover {
  color: var(--primary-color);
  background-color: var(--primary-light);
}

.nav-links a.active, .nav-item.active {
  color: var(--primary-color);
  background-color: var(--primary-light);
  font-weight: 700;
  border-color: rgba(140, 83, 43, 0.22);
}

.nav-icon {
  width: 17px;
  height: 17px;
  fill: currentColor;
  flex-shrink: 0;
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.nav-logout-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.nav-logout-btn:hover {
  color: #ef4444;
  border-color: rgba(239, 68, 68, 0.35);
  background: rgba(239, 68, 68, 0.08);
}

.dark-mode-toggle {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  color: var(--text-muted);
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  padding: 0;
}

.dark-mode-toggle:hover {
  color: var(--primary-color);
  border-color: var(--primary-color);
  background: var(--surface-hover);
}

/* Mobile Toggle Hamburger Button */
.mobile-toggle {
  display: none;
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.45rem;
  cursor: pointer;
  color: var(--text-main);
  transition: var(--transition);
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
}

.mobile-toggle:hover {
  background-color: var(--surface-hover);
  border-color: var(--primary-color);
}

.mobile-toggle svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
}

/* Mobile Navigation Drawer */
.mobile-nav-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 999;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.mobile-nav-overlay.active {
  display: block;
  opacity: 1;
}

.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: -310px;
  width: 290px;
  height: 100%;
  background: var(--surface-color);
  z-index: 1000;
  box-shadow: var(--shadow-xl);
  padding: 1.25rem 1.25rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
}

.mobile-nav-drawer.open {
  right: 0;
}

.mobile-drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--border-color);
}

.mobile-drawer-close {
  background: transparent;
  border: 1px solid var(--border-color);
  font-size: 1.3rem;
  cursor: pointer;
  color: var(--text-muted);
  width: 34px;
  height: 34px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.mobile-drawer-close:hover {
  background: var(--surface-hover);
  color: var(--text-main);
}

.mobile-drawer-links {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.drawer-nav-item {
  width: 100%;
  padding: 0.75rem 0.9rem;
  font-size: 0.92rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-main);
  transition: var(--transition);
  border: 1px solid transparent;
}

.drawer-nav-item:hover {
  background: var(--surface-hover);
  color: var(--primary-color);
}

.drawer-nav-item.active {
  background: var(--primary-light);
  color: var(--primary-color);
  font-weight: 700;
  border-color: rgba(140, 83, 43, 0.25);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.2rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  font-family: inherit;
  white-space: nowrap;
  min-height: 40px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
  color: white !important;
  box-shadow: 0 2px 4px rgba(168, 104, 74, 0.2);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(168, 104, 74, 0.35);
}

.btn-secondary {
  background-color: var(--surface-color);
  border-color: var(--border-color);
  color: var(--text-main) !important;
}

.btn-secondary:hover {
  background-color: var(--surface-hover);
  border-color: var(--text-light);
}

.btn-danger {
  background-color: var(--danger-light);
  color: var(--danger-color) !important;
  border-color: rgba(239, 68, 68, 0.2);
}

.btn-danger:hover {
  background-color: var(--danger-color);
  color: white !important;
}

.btn-sm {
  padding: 0.4rem 0.75rem;
  font-size: 0.8rem;
  min-height: 34px;
}

/* Toolbar & Search Bar */
.toolbar-card {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  margin-bottom: 1.75rem;
  box-shadow: var(--shadow-sm);
}

.toolbar-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.search-input-wrapper {
  position: relative;
  flex: 1;
  min-width: 260px;
}

.search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--text-light);
  pointer-events: none;
}

.search-input-wrapper input {
  padding-left: 2.75rem !important;
}

.toolbar-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.per-page-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.toolbar-controls-row {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}

.per-page-wrapper {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-left: auto;
}

.toolbar-row-2 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.75rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.toolbar-sort-category-wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  flex: 1;
}

.toolbar-sort-group {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.sort-label {
  font-weight: 600;
  font-size: 0.85rem;
}

.toolbar-export-wrap {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

/* Form Controls & Cards */
.card {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 2rem;
  margin-bottom: 2rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.4rem;
  font-weight: 600;
  color: var(--secondary-color);
  font-size: 0.875rem;
}

.form-control {
  width: 100%;
  padding: 0.65rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--text-main);
  background-color: var(--surface-color);
  transition: var(--transition);
  min-height: 42px;
}

.form-control:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(140, 83, 43, 0.15);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.file-dropzone {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  text-align: center;
  background-color: var(--bg-color);
  transition: var(--transition);
  cursor: pointer;
}

.file-dropzone:hover {
  border-color: var(--primary-color);
  background-color: var(--primary-light);
}

/* Stone Grid & Cards Layout */
.stone-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.25rem;
}

.stone-card {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
  cursor: pointer;
}

.stone-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(140, 83, 43, 0.3);
}

/* Optimized Card Media Formatting */
.stone-card-media {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  background-color: #000000;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--border-color);
}

.stone-card-img,
.stone-card-media img,
.stone-card-media video {
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  object-position: center center !important;
  margin: auto !important;
  transition: transform 0.4s ease;
  display: block;
}

.stone-card-media video {
  background-color: #000000;
  object-fit: contain;
}

.stone-card-media iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
  background-color: #000000;
  overflow: hidden;
  pointer-events: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.stone-card-media iframe::-webkit-scrollbar {
  display: none;
  width: 0;
  height: 0;
}

.stone-card:hover .stone-card-img,
.stone-card:hover .stone-card-media img,
.stone-card:hover .stone-card-media video {
  transform: scale(1.04);
}

.media-badge {
  position: absolute;
  top: 0.6rem;
  left: 0.6rem;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: white;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.25rem 0.55rem;
  border-radius: var(--radius-sm);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  z-index: 5;
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.media-badge-360 {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.92), rgba(140, 83, 43, 0.92)) !important;
  border: 1px solid rgba(201, 169, 110, 0.4);
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  gap: 3px;
}

.card-play-360-btn {
  position: absolute;
  bottom: 0.65rem;
  right: 0.65rem;
  background: rgba(15, 23, 42, 0.82);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(201, 169, 110, 0.4);
  color: #ffffff;
  padding: 0.35rem 0.7rem;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
  z-index: 6;
  transition: all 0.22s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
}

.card-play-360-btn svg {
  color: var(--accent-color, #A87B32);
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.card-play-360-btn:hover {
  background: var(--primary-color, #8c532b);
  border-color: #c9a96e;
  transform: scale(1.06);
  box-shadow: 0 4px 16px rgba(140, 83, 43, 0.45);
}

.card-play-360-btn:hover svg {
  color: #ffffff;
  transform: scale(1.15);
}

.card-video-slot {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 4;
  background: #000;
  display: none;
}

.card-video-slot.loaded {
  display: block;
}

.card-video-slot iframe,
.card-video-slot video {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
  background: #000;
}

.card-360-close-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  width: 26px;
  height: 26px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 50%;
  color: #fff;
  font-size: 16px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: all 0.2s ease;
}

.card-360-close-btn:hover {
  background: rgba(140, 83, 43, 0.95);
  border-color: #c9a96e;
  transform: scale(1.1);
}

.stone-card-media.has-360-video:hover .card-play-360-btn {
  background: rgba(140, 83, 43, 0.92);
  border-color: rgba(201, 169, 110, 0.7);
}

.stone-card-body {
  padding: 1rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.stone-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.6rem;
  gap: 0.5rem;
}

.stone-id {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--secondary-color);
  letter-spacing: -0.3px;
}

.stone-shape-tag {
  background-color: var(--primary-light);
  color: var(--primary-color);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  white-space: nowrap;
}

.stone-specs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
  margin-top: 0.5rem;
  background-color: var(--bg-color);
  padding: 0.6rem;
  border-radius: var(--radius-md);
  font-size: 0.8rem;
}

.spec-item {
  display: flex;
  flex-direction: column;
}

.spec-label {
  color: var(--text-muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.spec-value {
  color: var(--text-main);
  font-weight: 700;
}

.stone-card-footer {
  padding: 0.75rem;
  background-color: var(--surface-color);
  border-top: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.action-row {
  display: flex;
  gap: 0.4rem;
}

.action-row > * {
  flex: 1;
}

/* View Page Details Table Layout */
.view-container {
  display: flex;
  gap: 2rem;
  max-width: 1100px;
  margin: 1rem auto;
  align-items: flex-start;
  width: 100%;
}

.media-viewer-card {
  flex: 1;
  background: #000000;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  min-width: 0;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.media-display {
  width: 100%;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
  position: relative;
}

.media-display img, .media-display iframe, .media-display video {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.details-table-wrapper {
  flex: 1;
  background: var(--surface-color);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  overflow: hidden;
  min-width: 0;
}

.details-header {
  background: linear-gradient(135deg, var(--secondary-color), #1e293b);
  color: white;
  padding: 1.25rem;
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.details-table {
  width: 100%;
  border-collapse: collapse;
}

.details-table tr {
  border-bottom: 1px solid var(--border-color);
}

.details-table tr:nth-child(even) {
  background-color: var(--bg-color);
}

.details-table td {
  padding: 0.85rem 1.25rem;
  font-size: 0.95rem;
}

.details-table td:first-child {
  font-weight: 600;
  color: var(--text-muted);
  width: 40%;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.details-table td:last-child {
  font-weight: 700;
  color: var(--secondary-color);
  word-break: break-word;
}

/* Modal Overlay & Details Container */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-container {
  background: var(--surface-color);
  border-radius: var(--radius-xl);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-color);
  position: relative;
  transform: scale(0.95);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.modal-overlay.active .modal-container {
  transform: scale(1);
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: rgba(15, 23, 42, 0.1);
  border: none;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--secondary-color);
  z-index: 10;
  transition: var(--transition);
}

.modal-close:hover {
  background: rgba(15, 23, 42, 0.2);
}

.modal-body {
  display: flex;
  gap: 1.5rem;
  padding: 1.5rem;
  flex-wrap: wrap;
}

.modal-media {
  flex: 1;
  width: 100%;
  min-width: 260px;
  background: #000000;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.modal-media img, .modal-media video, .modal-media iframe {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.modal-info {
  flex: 1;
  min-width: 280px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.modal-details-table {
  width: 100%;
  border-collapse: collapse;
}

.modal-details-table td {
  padding: 0.75rem 0.85rem;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.9rem;
}

.modal-details-table td:first-child {
  font-weight: 600;
  color: var(--text-muted);
  width: 40%;
  text-transform: uppercase;
  font-size: 0.8rem;
}

.modal-details-table td:last-child {
  font-weight: 700;
  color: var(--secondary-color);
}

/* ============================================================
   CUSTOM DIALOG SYSTEM (replaces browser alert/confirm)
   ============================================================ */
.v-dialog-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(4px);
  z-index: 99998;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  transition: opacity 0.2s ease;
}
.v-dialog-overlay.v-dialog-open {
  opacity: 1;
}
.v-dialog-box {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: 18px;
  padding: 2rem 2rem 1.5rem;
  max-width: 420px;
  width: 100%;
  box-shadow: 0 24px 60px rgba(0,0,0,0.25), 0 4px 16px rgba(0,0,0,0.10);
  transform: scale(0.92) translateY(12px);
  transition: transform 0.22s cubic-bezier(.4,0,.2,1);
  position: relative;
  overflow: hidden;
}
.v-dialog-overlay.v-dialog-open .v-dialog-box {
  transform: scale(1) translateY(0);
}
.v-dialog-accent {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}
.v-dialog-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.1rem;
}
.v-dialog-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-main);
  margin: 0 0 0.5rem 0;
  letter-spacing: -0.2px;
}
.v-dialog-message {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin: 0 0 1.5rem 0;
}
.v-dialog-actions {
  display: flex;
  gap: 0.6rem;
  justify-content: flex-end;
}
.v-dialog-actions .btn {
  min-width: 88px;
  padding: 0.5rem 1.2rem;
  font-size: 0.88rem;
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #1e293b;
  color: #f8fafc;
  padding: 0.85rem 1.4rem;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 32px rgba(0,0,0,0.35);
  border-left: 4px solid #22c55e;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  z-index: 10000;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 600;
  font-size: 0.9rem;
  min-width: 220px;
  max-width: 360px;
}

.toast svg {
  color: #22c55e;
  flex-shrink: 0;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-muted);
  grid-column: 1 / -1;
  background: var(--surface-color);
  border-radius: var(--radius-lg);
  border: 1px dashed var(--border-color);
}

.empty-state h3 {
  color: var(--secondary-color);
  margin-bottom: 0.5rem;
  font-size: 1.25rem;
}

/* Pagination Buttons */
.pagination-container {
  display: flex;
  gap: 0.35rem;
  align-items: center;
}

.pagination-btn {
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.5rem 0.85rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  min-height: 38px;
}

.pagination-btn:hover:not(:disabled) {
  background-color: var(--surface-hover);
  border-color: var(--text-light);
}

.pagination-btn.active {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: white;
  cursor: default;
}

.pagination-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* BREAKPOINTS & RESPONSIVE DESIGN FOR MOBILE MEDIA */
@media (max-width: 1400px) {
  .stone-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 1100px) {
  .stone-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Responsive adjustments for Tablets & Mobile (<= 768px) */
@media (max-width: 768px) {
  .container {
    padding: 0.85rem 0.75rem;
  }

  .nav-links {
    display: none;
  }

  .dark-mode-toggle {
    display: inline-flex !important;
    width: 38px;
    height: 38px;
    padding: 0.4rem;
  }

  .mobile-toggle {
    display: inline-flex !important;
    width: 38px;
    height: 38px;
  }

  .logo {
    font-size: 1.25rem;
    gap: 0.4rem;
  }

  .logo-badge {
    font-size: 0.7rem;
    padding: 0.15rem 0.45rem;
  }

  .toolbar-card {
    padding: 0.85rem;
    margin-bottom: 1.1rem;
    border-radius: var(--radius-md);
  }

  .toolbar-grid {
    flex-direction: column;
    align-items: stretch;
    gap: 0.65rem;
  }

  .search-input-wrapper {
    width: 100%;
    min-width: 0;
  }

  .search-input-wrapper input {
    font-size: 0.9rem;
    min-height: 40px;
  }

  .toolbar-controls-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    gap: 0.5rem;
  }

  .toolbar-row-2 {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0.6rem;
    margin-top: 0.65rem;
  }

  .toolbar-sort-category-wrap {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0.6rem;
    width: 100%;
  }

  .toolbar-sort-group {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
  }

  .toolbar-sort-group select {
    flex: 1;
    max-width: 240px;
  }

  .stone-type-filter-group {
    width: 100%;
    display: flex;
    overflow-x: auto;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: 4px;
    gap: 4px;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
  }

  .stone-type-filter-group::-webkit-scrollbar {
    display: none;
  }

  .stone-type-btn {
    flex-shrink: 0;
    padding: 0.35rem 0.65rem;
    font-size: 0.8rem;
  }

  .stone-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.85rem;
  }

  .stone-card-media {
    aspect-ratio: 1 / 1;
  }

  .view-container {
    flex-direction: column;
    gap: 1.25rem;
  }

  .modal-body {
    flex-direction: column;
    padding: 1rem;
  }

  .modal-media {
    aspect-ratio: 1 / 1;
    max-height: 320px;
  }

  .card {
    padding: 1.25rem;
  }

  .filter-panel {
    padding: 0.9rem;
    margin-bottom: 1rem;
  }

  .filter-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.65rem;
  }

  .filter-actions {
    display: flex;
    flex-direction: row;
    gap: 0.5rem;
    margin-top: 0.85rem;
  }

  .filter-actions .btn {
    flex: 1;
    justify-content: center;
  }

  .floating-scroll-nav {
    right: 14px;
    bottom: max(16px, env(safe-area-inset-bottom, 16px));
    gap: 6px;
  }

  .floating-scroll-btn {
    width: 36px;
    height: 36px;
  }

  .floating-scroll-btn svg {
    width: 16px;
    height: 16px;
  }
}

/* Responsive adjustments for Small Mobile Phones (<= 520px) */
@media (max-width: 520px) {
  .container {
    padding: 0.5rem 0.5rem !important;
  }

  .header-content {
    padding: 0.65rem 0.75rem;
  }

  .logo {
    font-size: 1.15rem;
  }

  .logo-img {
    height: 28px;
    width: 28px;
  }

  .toolbar-card {
    padding: 0.65rem 0.6rem !important;
    margin-bottom: 0.75rem !important;
    border-radius: var(--radius-md);
  }

  .search-input-wrapper input {
    padding-left: 2.4rem !important;
    padding-right: 0.6rem;
    font-size: 0.85rem;
    min-height: 38px;
  }

  .search-icon {
    left: 0.75rem;
    width: 16px;
    height: 16px;
  }

  .filter-toggle-btn {
    padding: 0.35rem 0.65rem;
    font-size: 0.78rem;
    min-height: 36px;
  }

  .view-toggle-btn {
    min-height: 36px;
    padding: 0.4rem 0.55rem;
  }

  .per-page-wrapper select {
    padding: 0.3rem 0.45rem !important;
    font-size: 0.8rem !important;
    min-height: 36px;
  }

  .show-label {
    display: none !important;
  }

  .toolbar-row-2 {
    margin-top: 0.5rem !important;
  }

  .toolbar-sort-group {
    justify-content: space-between;
    width: 100%;
  }

  .toolbar-sort-group select {
    flex: 1;
    max-width: none;
    font-size: 0.82rem;
    padding: 0.35rem 0.5rem;
    min-height: 36px;
  }

  .stone-type-filter-group {
    padding: 3px;
    gap: 3px;
  }

  .stone-type-btn {
    padding: 0.3rem 0.55rem;
    font-size: 0.76rem;
  }

  .stone-type-count {
    font-size: 0.68rem;
    padding: 0.05rem 0.3rem;
  }

  .stone-grid {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .stone-card {
    border-radius: var(--radius-md);
    overflow: hidden;
  }

  .stone-card-media {
    aspect-ratio: 16 / 10;
    max-height: 220px;
    height: auto;
  }

  .stone-card-body {
    padding: 0.7rem 0.75rem;
  }

  .stone-header {
    margin-bottom: 0.35rem;
  }

  .stone-id {
    font-size: 1.05rem;
  }

  .stone-specs-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 0.35rem 0.6rem !important;
    padding: 0.45rem 0.6rem !important;
    font-size: 0.78rem !important;
    margin-top: 0.35rem !important;
  }

  .spec-label {
    font-size: 0.64rem;
  }

  .spec-value {
    font-size: 0.82rem;
  }

  .stone-card-footer {
    padding: 0.5rem 0.75rem;
  }

  .action-row .btn {
    min-height: 34px;
    padding: 0.35rem 0.5rem;
    font-size: 0.78rem;
  }

  .modal-media {
    aspect-ratio: 1 / 1;
    max-height: 260px;
  }

  .toast {
    left: 12px;
    right: 12px;
    bottom: 14px;
    justify-content: center;
    font-size: 0.85rem;
    padding: 0.65rem 1rem;
  }

  .pagination-container {
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.25rem;
  }

  .pagination-btn {
    padding: 0.35rem 0.65rem;
    font-size: 0.8rem;
    min-height: 34px;
  }

  .filter-panel {
    padding: 0.75rem !important;
    margin-bottom: 0.75rem !important;
  }

  .filter-grid {
    grid-template-columns: 1fr !important;
    gap: 0.55rem;
  }

  .filter-actions {
    flex-direction: row;
    gap: 0.4rem;
  }

  .filter-actions .btn {
    padding: 0.45rem 0.6rem;
    font-size: 0.8rem;
  }

  .table-container,
  .stone-table-wrapper {
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch;
    width: 100%;
    border-radius: var(--radius-md);
  }

  .stone-table th, .stone-table td {
    padding: 0.45rem 0.6rem;
    font-size: 0.78rem;
    white-space: nowrap;
  }

  .stone-table th {
    font-size: 0.7rem;
  }

  .floating-scroll-nav {
    right: 10px !important;
    bottom: max(14px, env(safe-area-inset-bottom, 14px)) !important;
    gap: 5px !important;
  }

  .floating-scroll-btn {
    width: 34px !important;
    height: 34px !important;
    box-shadow: 0 2px 8px rgba(0,0,0,0.25) !important;
  }

  .floating-scroll-btn svg {
    width: 15px !important;
    height: 15px !important;
  }

  .wizard-steps {
    gap: 0.25rem !important;
  }
  .step-badge {
    width: 34px !important;
    height: 34px !important;
    font-size: 0.85rem !important;
  }
  .step-title {
    font-size: 0.7rem !important;
  }
  .drag-drop-zone {
    padding: 1.5rem 0.85rem !important;
  }
  .mapping-grid {
    grid-template-columns: 1fr !important;
    padding: 0.85rem !important;
  }
  .adm-table, .preview-table {
    min-width: 580px;
  }
  .form-grid {
    grid-template-columns: 1fr !important;
  }
  .vp-container {
    flex-direction: column !important;
  }
  .vp-media-panel, .vp-info-panel {
    width: 100% !important;
  }
}

/* ============================================================
   DARK MODE THEME
   ============================================================ */
[data-theme="dark"] {
  color-scheme: dark;
  --primary-color: #d49257;
  --primary-hover: #e0a36d;
  --primary-light: #2d1e14;
  --secondary-color: #f1f5f9;
  --accent-color: #c88242;
  --accent-light: #26180f;
  --bg-color: #0d1117;
  --surface-color: #161b22;
  --surface-hover: #21262d;
  --text-main: #e6edf3;
  --text-muted: #8b949e;
  --text-light: #484f58;
  --border-color: #30363d;
  --border-focus: #d49257;
  --danger-color: #f85149;
  --danger-hover: #da3633;
  --danger-light: #1f1117;
  --success-color: #3fb950;
  --success-light: #0d1f16;
  --warning-color: #d29922;
  
  --card-bg: var(--surface-color);
  --text-color: var(--text-main);
  --input-bg: var(--surface-color);
  --table-header-bg: rgba(255, 255, 255, 0.04);
  --table-hover-bg: rgba(212, 146, 87, 0.08);

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3), 0 1px 2px rgba(0,0,0,0.2);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.4), 0 2px 4px -2px rgba(0,0,0,0.2);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.5), 0 4px 6px -4px rgba(0,0,0,0.2);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.6), 0 8px 10px -6px rgba(0,0,0,0.2);
}

[data-theme="dark"] select option {
  background-color: #161b22;
  color: #e6edf3;
}

[data-theme="dark"] .btn-primary {
  color: #1a0d08 !important;
  font-weight: 800 !important;
}
[data-theme="dark"] .btn-primary svg {
  stroke: #1a0d08;
  fill: #1a0d08;
}

[data-theme="dark"] header {
  background-color: rgba(22, 27, 34, 0.92);
  border-bottom-color: #30363d;
}

[data-theme="dark"] .stone-card-media {
  background-color: #000000;
}

[data-theme="dark"] .modal-close {
  background: rgba(241, 245, 249, 0.1);
  color: #e6edf3;
}

[data-theme="dark"] .modal-close:hover {
  background: rgba(241, 245, 249, 0.2);
}

[data-theme="dark"] .stone-specs-grid {
  background-color: var(--bg-color);
}

[data-theme="dark"] .details-header {
  background: linear-gradient(135deg, #21262d, #161b22);
}

[data-theme="dark"] .mobile-nav-drawer {
  background: var(--surface-color);
}

[data-theme="dark"] .file-dropzone {
  background-color: var(--bg-color);
}

[data-theme="dark"] .file-dropzone:hover {
  background-color: var(--primary-light);
}

/* Dark Mode Toggle Button */
.dark-mode-toggle {
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  width: 40px;
  height: 40px;
  cursor: pointer;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  flex-shrink: 0;
}

.dark-mode-toggle:hover {
  background-color: var(--surface-hover);
  color: var(--primary-color);
  border-color: var(--primary-color);
}

.dark-mode-toggle svg {
  width: 18px;
  height: 18px;
  transition: transform 0.4s ease;
}



/* ============================================================
   ADVANCED FILTER PANEL
   ============================================================ */
.filter-panel {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-sm);
  animation: slideDown 0.25s ease;
}

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

.filter-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color);
}

.filter-panel-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--secondary-color);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.filter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(175px, 1fr));
  gap: 0.9rem;
}

.filter-group label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.35rem;
}

.weight-range-group {
  display: flex;
  gap: 0.4rem;
  align-items: center;
}

.weight-range-sep {
  font-size: 0.8rem;
  color: var(--text-light);
  flex-shrink: 0;
}

.filter-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
  justify-content: flex-end;
}

/* Filter Toggle Button */
.filter-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.83rem;
  border: 1px solid var(--border-color);
  background: var(--surface-color);
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
  min-height: 38px;
  font-family: inherit;
  white-space: nowrap;
}

.filter-toggle-btn:hover,
.filter-toggle-btn.active {
  border-color: var(--primary-color);
  color: var(--primary-color);
  background: var(--primary-light);
}

.filter-count-badge {
  background: var(--primary-color);
  color: white;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.1rem 0.4rem;
  border-radius: var(--radius-full);
}

/* ============================================================
   LIST / TABLE VIEW
   ============================================================ */
.view-toggle-group {
  display: flex;
  align-items: center;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.view-toggle-btn {
  background: var(--surface-color);
  border: none;
  padding: 0.5rem 0.7rem;
  cursor: pointer;
  color: var(--text-muted);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  font-family: inherit;
}

.view-toggle-btn:not(:last-child) {
  border-right: 1px solid var(--border-color);
}

.view-toggle-btn.active {
  background: var(--primary-light);
  color: var(--primary-color);
}

.view-toggle-btn svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}

/* Stone Table (List View) */
.stone-table-wrapper {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  margin-bottom: 1.5rem;
}

.stone-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.stone-table thead {
  background: linear-gradient(135deg, var(--secondary-color), #1e293b);
  color: white;
}

[data-theme="dark"] .stone-table thead {
  background: linear-gradient(135deg, #21262d, #0d1117);
}

.stone-table thead th {
  padding: 0.85rem 1rem;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.stone-table tbody tr {
  border-bottom: 1px solid var(--border-color);
  transition: background-color 0.15s ease;
}

.stone-table tbody tr:last-child {
  border-bottom: none;
}

.stone-table tbody tr:hover {
  background-color: var(--surface-hover);
}

.stone-table tbody tr:nth-child(even) {
  background-color: var(--bg-color);
}

.stone-table tbody tr:nth-child(even):hover {
  background-color: var(--surface-hover);
}

.stone-table td {
  padding: 0.7rem 1rem;
  color: var(--text-main);
  vertical-align: middle;
}

.stone-table td:first-child {
  font-weight: 700;
  color: var(--secondary-color);
}

.stone-table .table-actions {
  display: flex;
  gap: 0.3rem;
  flex-wrap: nowrap;
}

/* ============================================================
   TOOLBAR ENHANCEMENTS
   ============================================================ */
.toolbar-row-2 {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-wrap: wrap;
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-color);
}

.toolbar-row-2 label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  white-space: nowrap;
}

.sort-select {
  padding: 0.42rem 2rem 0.42rem 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--surface-color);
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  min-height: 38px;
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2.5'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.5rem center;
}

.sort-select:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(194, 133, 90, 0.15);
}

/* Stone Type Filter Group & Buttons (Single, Layout, Match, Other, All) */
.stone-type-filter-group {
  display: inline-flex;
  align-items: center;
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 3px;
  gap: 3px;
  box-shadow: var(--shadow-sm);
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.stone-type-btn {
  background: transparent;
  border: none;
  padding: 0.35rem 0.65rem;
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: calc(var(--radius-md) - 2px);
  cursor: pointer;
  color: var(--text-muted);
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: inherit;
  white-space: nowrap;
  line-height: 1.2;
}

.stone-type-btn:hover {
  background: var(--surface-hover);
  color: var(--text-main);
}

.stone-type-btn.active {
  background: var(--primary-color);
  color: #ffffff;
  box-shadow: 0 1px 3px rgba(140, 83, 43, 0.3);
}

.stone-type-count {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.1rem 0.4rem;
  border-radius: var(--radius-full);
  background: rgba(0, 0, 0, 0.07);
  color: inherit;
  transition: var(--transition);
}

.stone-type-btn.active .stone-type-count {
  background: rgba(255, 255, 255, 0.25);
  color: #ffffff;
}

.btn-export {
  background: var(--success-light);
  color: var(--success-color) !important;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.btn-export:hover {
  background: var(--success-color);
  color: white !important;
}

.btn-print {
  background: var(--accent-light);
  color: var(--accent-color) !important;
  border: 1px solid rgba(139, 111, 71, 0.3);
}



.toolbar-actions-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-left: auto;
}

/* Duplicate Warning */
.duplicate-warning {
  display: none;
  align-items: center;
  gap: 0.4rem;
  background: #fef3c7;
  border: 1px solid #fbbf24;
  border-radius: var(--radius-md);
  padding: 0.5rem 0.75rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: #92400e;
  margin-top: 0.4rem;
}

[data-theme="dark"] .duplicate-warning {
  background: #1c1505;
  border-color: #d29922;
  color: #fbbf24;
}

.duplicate-warning.show {
  display: flex;
}

/* ============================================================
   PRINT STYLES
   ============================================================ */
@media print {
  header,
  .mobile-nav-overlay,
  .mobile-nav-drawer,
  .toolbar-card,
  .filter-panel,
  #paginationContainer,
  #paginationInfo,
  .stone-card-footer,
  .modal-overlay {
    display: none !important;
  }

  body {
    background: white !important;
  }

  .container {
    padding: 0 !important;
    max-width: 100% !important;
  }

  .stone-grid {
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 0.5rem !important;
  }

  .stone-card {
    box-shadow: none !important;
    border: 1px solid #ccc !important;
    break-inside: avoid;
    page-break-inside: avoid;
  }

  .stone-table-wrapper {
    box-shadow: none !important;
  }

  .stone-table thead {
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }
}

/* ============================================================
   RESPONSIVE ADJUSTMENTS FOR ALL DEVICES (Mobile, Tablet, Desktop)
   ============================================================ */
.stone-table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  width: 100%;
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: 1.5rem;
}

@media (max-width: 768px) {
  .container {
    padding: 0.75rem !important;
  }

  .header-content {
    padding: 0.6rem 0.85rem;
  }

  .stone-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 0.85rem;
  }

  .filter-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .toolbar {
    padding: 0.85rem;
    gap: 0.75rem;
  }

  .toolbar-row-1 {
    flex-direction: column;
    align-items: stretch;
    gap: 0.6rem;
  }

  .search-container {
    max-width: 100%;
    width: 100%;
  }

  .toolbar-actions-right {
    margin-left: 0;
    width: 100%;
    display: flex;
    justify-content: space-between;
  }

  .toolbar-row-2 {
    flex-direction: column;
    align-items: stretch;
    gap: 0.6rem;
  }

  .form-grid {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .vp-layout {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding-bottom: 3rem;
  }

  .vp-carousel-wrapper {
    max-height: 420px;
  }

  .vp-action-row {
    flex-direction: column;
  }

  .vp-action-row .btn {
    width: 100%;
  }

  .dark-mode-toggle {
    width: 36px;
    height: 36px;
  }
}

@media (max-width: 480px) {
  .filter-grid {
    grid-template-columns: 1fr;
  }

  .stone-grid {
    grid-template-columns: 1fr;
  }

  .logo {
    font-size: 1.25rem;
  }

  .logo-icon,
  .logo-img {
    width: 26px;
    height: 26px;
  }

  .adm-loader-wrap,
  .lst-loader-wrap {
    padding: 2.5rem 1rem;
    min-height: 200px;
  }

  .adm-diamond-svg {
    width: 64px;
    height: 64px;
  }

  .lst-orbit-ring {
    width: 80px;
    height: 80px;
  }

  .vp-stone-title {
    font-size: 1.35rem;
  }

  .vp-specs-table td {
    padding: 0.6rem 0.85rem;
    font-size: 0.85rem;
  }
}

/* ============================================================
   CARD VIDEO LOADER
   ============================================================ */
.card-vid-loader {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 100%);
  z-index: 2;
  gap: 0.6rem;
  transition: opacity 0.4s ease;
}

.card-vid-loader.hidden {
  opacity: 0;
  pointer-events: none;
}

/* Circular SVG ring */
.cvl-ring {
  width: 56px;
  height: 56px;
  transform: rotate(-90deg);
  filter: drop-shadow(0 0 8px rgba(140, 83, 43, 0.6));
}

.cvl-bg {
  fill: none;
  stroke: rgba(255,255,255,0.12);
  stroke-width: 2.5;
}

.cvl-fill {
  fill: none;
  stroke: var(--primary-color);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-dasharray: 100;
  stroke-dashoffset: 100;
  transition: stroke-dashoffset 0.3s linear;
}

.cvl-pct {
  font-size: 0.78rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: 0.5px;
  font-family: 'Inter', sans-serif;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  text-shadow: 0 1px 4px rgba(0,0,0,0.8);
}

/* Pulse shimmer on card background */
@keyframes shimmerPulse {
  0%, 100% { opacity: 0.7; }
  50% { opacity: 1; }
}

.card-vid-loader::after {
  content: '360° Video';
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  position: absolute;
  bottom: 0.75rem;
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
}

/* Spinning ring animation when no real progress data */
@keyframes spinRing {
  from { stroke-dashoffset: 100; }
  to   { stroke-dashoffset: 0; }
}

.cvl-fill.spinning {
  animation: spinRing 1.8s ease-in-out infinite alternate;
}

/* Premium Page Loader Spinner */
.spinner-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  padding: 3rem 1.5rem;
  text-align: center;
}

.spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--border-color);
  border-top-color: var(--primary-color);
  border-right-color: var(--accent-color);
  border-radius: 50%;
  animation: spinnerSpin 0.75s cubic-bezier(0.4, 0, 0.2, 1) infinite;
  box-shadow: 0 0 15px rgba(140, 83, 43, 0.25);
}

@keyframes spinnerSpin {
  to { transform: rotate(360deg); }
}

/* ============================================================
   BRAND LOGO LOADER (PREMIUM ANIMATED LOGO WITH ORBIT & AURA)
   ============================================================ */
.brand-loader-wrap,
.adm-loader-wrap,
.lst-loader-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  padding: 4rem 2rem;
  width: 100%;
  min-height: 280px;
}

.brand-logo-loader,
.adm-diamond-loader,
.lst-orbit-ring {
  position: relative;
  width: 110px;
  height: 110px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand-loader-aura {
  position: absolute;
  inset: 5px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(168, 123, 50, 0.42) 0%, rgba(140, 83, 43, 0.22) 50%, transparent 70%);
  animation: brandAuraPulse 2.4s ease-in-out infinite alternate;
  pointer-events: none;
  filter: blur(8px);
}

@keyframes brandAuraPulse {
  0% { transform: scale(0.85); opacity: 0.45; }
  100% { transform: scale(1.35); opacity: 0.95; }
}

.brand-emblem-inner-ring {
  position: absolute;
  inset: 10px;
  border-radius: 50%;
  border: 1px dashed rgba(168, 123, 50, 0.35);
  animation: brandRingSpin 14s linear infinite reverse;
  pointer-events: none;
}

.brand-loader-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2.5px solid transparent;
  border-top-color: #c9a96e;
  border-right-color: #a87b32;
  border-bottom-color: #8c532b;
  border-left-color: transparent;
  animation: brandRingSpin 2s cubic-bezier(0.5, 0, 0.5, 1) infinite;
  box-shadow: 0 0 16px rgba(168, 123, 50, 0.28);
}

.brand-loader-ring::before {
  content: '';
  position: absolute;
  top: -4px;
  left: calc(50% - 4px);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #c9a96e;
  box-shadow: 0 0 10px #c9a96e, 0 0 20px #a87b32;
}

@keyframes brandRingSpin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.brand-loader-img {
  width: 64px;
  height: 64px;
  object-fit: contain;
  position: relative;
  z-index: 2;
  animation: brandLogoBreathe 2.4s ease-in-out infinite alternate;
  filter: drop-shadow(0 4px 14px rgba(168, 123, 50, 0.45));
}

@keyframes brandLogoBreathe {
  0% {
    transform: scale(0.92);
    filter: drop-shadow(0 2px 8px rgba(168, 123, 50, 0.35));
  }
  100% {
    transform: scale(1.06);
    filter: drop-shadow(0 6px 20px rgba(140, 83, 43, 0.65)) brightness(1.05);
  }
}

.brand-loader-bar,
.lst-loader-bar {
  width: 180px;
  height: 4px;
  background: var(--border-color);
  border-radius: 99px;
  overflow: hidden;
  position: relative;
}

.brand-loader-bar-fill,
.lst-loader-bar-fill {
  height: 100%;
  width: 45%;
  border-radius: 99px;
  background: linear-gradient(90deg, #8c532b, #a87b32, #c9a96e, #8c532b);
  background-size: 250% 100%;
  animation: brandBarSlide 1.6s ease-in-out infinite;
}

@keyframes brandBarSlide {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(350%); }
}

.brand-loader-title,
.adm-loader-title,
.lst-loader-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.2px;
  margin: 0;
}

.brand-loader-sub,
.adm-loader-sub,
.lst-loader-sub {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0;
}

/* ============================================================
   MEDIA HOVER CENTER PREVIEW (BIG IN MIDDLE SCREEN)
   ============================================================ */
.media-center-preview {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.92);
  z-index: 999999;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.22s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.22s cubic-bezier(0.16, 1, 0.3, 1),
              visibility 0.22s ease;
}

.media-center-preview.active {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, -50%) scale(1);
}

.mcp-card {
  width: 380px;
  max-width: min(92vw, 420px);
  background: rgba(18, 24, 38, 0.98);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid rgba(168, 123, 50, 0.35);
  border-radius: 20px;
  box-shadow: 0 30px 80px -15px rgba(0, 0, 0, 0.75),
              0 0 0 1px rgba(168, 123, 50, 0.2),
              0 0 35px rgba(168, 123, 50, 0.2);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

[data-theme="light"] .mcp-card {
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid rgba(168, 123, 50, 0.3);
  box-shadow: 0 30px 80px -15px rgba(40, 22, 12, 0.22),
              0 0 0 1px rgba(168, 123, 50, 0.15),
              0 0 30px rgba(168, 123, 50, 0.15);
}

.mcp-media-wrap {
  position: relative;
  width: 100%;
  height: 310px;
  max-height: 48vh;
  background: #FAF8F5 !important;
  border-bottom: 1px solid rgba(168, 123, 50, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

[data-theme="dark"] .mcp-media-wrap {
  background: #141824 !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.mcp-img,
.mcp-vid {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center center !important;
  margin: auto !important;
  padding: 14px;
  display: block;
  background: transparent !important;
  filter: drop-shadow(0 6px 16px rgba(0, 0, 0, 0.12));
}

.mcp-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #ffffff;
  padding: 0.32rem 0.75rem;
  border-radius: 99px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
  z-index: 5;
}

.mcp-badge-video {
  background: linear-gradient(135deg, #A87B32, #C99846);
}

.mcp-badge-image {
  background: linear-gradient(135deg, #10b981, #059669);
}

.mcp-hint {
  position: absolute;
  top: 12px;
  left: 12px;
  font-size: 0.7rem;
  font-weight: 700;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 5px;
  background: rgba(18, 12, 8, 0.72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(168, 123, 50, 0.35);
  z-index: 5;
}

[data-theme="light"] .mcp-hint {
  color: #4a3416;
  background: rgba(255, 255, 255, 0.88);
  border-color: rgba(168, 123, 50, 0.3);
}

.mcp-footer {
  padding: 14px 18px;
  background: rgba(15, 23, 42, 0.88);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

[data-theme="light"] .mcp-footer {
  background: rgba(248, 250, 252, 0.95);
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.mcp-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.mcp-id {
  font-size: 1.08rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: 0.3px;
}

[data-theme="light"] .mcp-id {
  color: #0f172a;
}

.mcp-shape-tag {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--primary-color);
  background: rgba(140, 83, 43, 0.16);
  border: 1px solid rgba(140, 83, 43, 0.32);
  padding: 2px 9px;
  border-radius: 6px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.mcp-details-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

.mcp-pill {
  font-size: 0.75rem;
  font-weight: 600;
  color: #cbd5e1;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 3px 9px;
  border-radius: 6px;
}

[data-theme="light"] .mcp-pill {
  color: #475569;
  background: rgba(0, 0, 0, 0.04);
  border-color: rgba(0, 0, 0, 0.08);
}

.mcp-pill.font-bold {
  font-weight: 700;
  color: #f472b6;
}

[data-theme="light"] .mcp-pill.font-bold {
  color: var(--primary-color);
}

.mcp-lab-pill {
  color: #f59e0b;
  border-color: rgba(245, 158, 11, 0.3);
  background: rgba(245, 158, 11, 0.1);
}

/* Hover effect on table media thumbnails */
.adm-thumb,
.stone-table td video,
.stone-table td img,
.media-hover-trigger {
  transition: transform 0.22s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.22s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.22s ease !important;
  cursor: zoom-in !important;
}

.adm-thumb:hover,
.stone-table td video:hover,
.stone-table td img:hover,
.media-hover-trigger:hover {
  transform: scale(1.14);
  box-shadow: 0 0 16px rgba(140, 83, 43, 0.55);
  border-color: var(--primary-color) !important;
  z-index: 5;
  position: relative;
}

/* ==========================================================================
   UNIVERSAL MEDIA LOADER SYSTEM
   ========================================================================== */

.media-loader-wrapper {
  position: relative !important;
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  overflow: hidden !important;
  background: rgba(241, 245, 249, 0.7);
  box-sizing: border-box;
}

/* Logo & Stage wrappers should always have transparent background */
.media-loader-wrapper.logo-img-wrap,
.media-loader-wrapper.brand-loader-img-wrap,
.media-loader-wrapper.logo-img-lg-wrap,
.logo .media-loader-wrapper,
.brand-loader .media-loader-wrapper,
.vp-stage-viewport .media-loader-wrapper,
.vp-image-stage-inner .media-loader-wrapper,
.vp-stage-canvas .media-loader-wrapper,
.media-loader-wrapper.vp-stage-img-wrap {
  background: transparent !important;
  animation: none !important;
}

.media-loader-wrapper.logo-img-wrap .media-spinner-overlay,
.media-loader-wrapper.brand-loader-img-wrap .media-spinner-overlay,
.media-loader-wrapper.logo-img-lg-wrap .media-spinner-overlay,
.vp-stage-viewport .media-spinner-overlay,
.vp-image-stage-inner .media-spinner-overlay {
  background: transparent !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
}

.stone-card-media > .media-loader-wrapper,
.modal-media > .media-loader-wrapper,
.lightbox-content > .media-loader-wrapper,
.mcp-media-container > .media-loader-wrapper,
.adm-thumb-wrap > .media-loader-wrapper {
  width: 100% !important;
  height: 100% !important;
  display: flex !important;
}

.media-loader-wrapper.is-loading {
  animation: media-skeleton-pulse 1.5s ease-in-out infinite;
}

@keyframes media-skeleton-pulse {
  0% { background-color: rgba(241, 245, 249, 0.6); }
  50% { background-color: rgba(226, 232, 240, 0.95); }
  100% { background-color: rgba(241, 245, 249, 0.6); }
}

.media-spinner-overlay {
  position: absolute !important;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10;
  display: flex !important;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  transition: opacity 0.3s ease, visibility 0.3s ease;
  pointer-events: none;
}

[data-theme="dark"] .media-spinner-overlay {
  background: rgba(15, 23, 42, 0.85);
}

.media-loader-wrapper.is-loaded .media-spinner-overlay {
  opacity: 0 !important;
  visibility: hidden !important;
}

.media-spinner-ring {
  width: 28px;
  height: 28px;
  border: 3px solid rgba(140, 83, 43, 0.2);
  border-top-color: var(--primary-color, #8c532b);
  border-radius: 50%;
  animation: media-spinner-spin 0.7s linear infinite;
  box-sizing: border-box;
  flex-shrink: 0;
}

.media-loader-wrapper.sm-thumb .media-spinner-ring,
.media-loader-wrapper.logo-img-wrap .media-spinner-ring {
  width: 16px;
  height: 16px;
  border-width: 2px;
}

@keyframes media-spinner-spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.media-loader-wrapper > img,
.media-loader-wrapper > video {
  transition: opacity 0.35s cubic-bezier(0.16, 1, 0.3, 1) !important;
}

.media-loader-wrapper.is-loading > img,
.media-loader-wrapper.is-loading > video {
  opacity: 0 !important;
}

.media-loader-wrapper.is-loaded > img,
.media-loader-wrapper.is-loaded > video {
  opacity: 1 !important;
}

.media-loader-wrapper.is-error .media-spinner-overlay {
  background: rgba(248, 250, 252, 0.95);
  opacity: 1 !important;
  visibility: visible !important;
}

.media-loader-wrapper.is-error .media-spinner-ring {
  display: none !important;
}

.media-loader-wrapper.is-error .media-spinner-overlay::after {
  content: '📷';
  font-size: 0.9rem;
  opacity: 0.5;
}

/* ============================================================
   ADVANCED DYNAMIC DIAMOND SHOWCASE & VIEW PAGE STYLES
   ============================================================ */

.vp-root-container {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding-bottom: 4rem;
}

/* ── Top Bar & Actions ── */
.vp-top-bar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.vp-breadcrumb-wrap {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.vp-breadcrumb-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
}

.vp-breadcrumb-link:hover {
  color: var(--primary-color);
}

.vp-breadcrumb-sep {
  opacity: 0.4;
}

.vp-stone-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-main);
  box-shadow: var(--shadow-sm);
}

.vp-status-dot {
  width: 7px;
  height: 7px;
  background: var(--success-color, #10b981);
  border-radius: 50%;
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.25);
  animation: vpPulseDot 2s infinite ease-in-out;
}

@keyframes vpPulseDot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.35); opacity: 0.7; }
}

.vp-top-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.vp-pill-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  border: 1px solid var(--border-color);
  background: var(--surface-color);
  color: var(--text-main);
  cursor: pointer;
  transition: all 0.22s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
}

.vp-pill-btn:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.vp-pill-btn.primary {
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  color: white;
  border-color: transparent;
  box-shadow: 0 4px 12px rgba(140, 83, 43, 0.35);
}

.vp-pill-btn.primary:hover {
  background: linear-gradient(135deg, var(--primary-hover), var(--accent-color));
  color: white;
  box-shadow: 0 6px 16px rgba(140, 83, 43, 0.45);
}

.vp-pill-btn.whatsapp {
  background: linear-gradient(135deg, #25d366, #128c7e);
  color: white;
  border-color: transparent;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
}

.vp-pill-btn.whatsapp:hover {
  box-shadow: 0 6px 16px rgba(37, 211, 102, 0.45);
}

/* ── Main 2-Column Grid (Centered Studio Layout) ── */
.vp-main-grid {
  display: grid;
  grid-template-columns: minmax(360px, 490px) minmax(360px, 520px);
  justify-content: center;
  gap: 2rem;
  align-items: stretch;
  max-width: 1100px;
  margin: 0 auto;
}

@media (max-width: 960px) {
  .vp-main-grid {
    grid-template-columns: 1fr;
    max-width: 540px;
    gap: 1.25rem;
  }
}

/* ════════════════════════════════════════════════════════════
   LEFT COLUMN: DYNAMIC MEDIA STUDIO & STAGE
   ════════════════════════════════════════════════════════════ */

.vp-media-panel {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: 100%;
}

.vp-stage-card {
  background: #000000;
  border: 1px solid var(--border-color);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  position: relative;
  width: 100%;
  flex: 1;
}

[data-theme="dark"] .vp-stage-card {
  background: #000000;
  border-color: rgba(255, 255, 255, 0.1);
}

/* ── The Dynamic Viewport Stage (Tall Studio Portrait Ratio, Pure Contain) ── */
.vp-stage-viewport {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 5;
  min-height: 520px;
  max-height: 680px;
  background: #000000;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  user-select: none;
  touch-action: none;
  border-radius: 20px;
  transition: background 0.3s ease;
}

/* Backdrop Variations */
.vp-stage-viewport.backdrop-dark {
  background: #000000;
}

.vp-stage-viewport.backdrop-light {
  background: radial-gradient(circle at center, #ffffff 0%, #f1f5f9 100%);
}

.vp-stage-viewport.backdrop-ambient {
  background: radial-gradient(circle at center, rgba(140, 83, 43, 0.22) 0%, #090d16 80%);
}

/* ── Luxury Jewelry Floor Reflection & Shadow ── */
.vp-floor-reflection {
  position: absolute;
  bottom: 5%;
  left: 50%;
  transform: translateX(-50%);
  width: 220px;
  height: 24px;
  background: radial-gradient(ellipse at center, rgba(255, 255, 255, 0.22) 0%, rgba(190, 225, 255, 0.1) 40%, rgba(0, 0, 0, 0) 75%);
  border-radius: 50%;
  filter: blur(5px);
  pointer-events: none;
  z-index: 2;
  transition: opacity 0.3s ease;
}

.vp-stage-viewport.backdrop-light .vp-floor-reflection {
  background: radial-gradient(ellipse at center, rgba(0, 0, 0, 0.35) 0%, rgba(0, 0, 0, 0.12) 40%, rgba(0, 0, 0, 0) 75%);
}

/* ============================================================
   DIAMOND SPARKLE & TWINKLE GLINT SYSTEM (LUXURY SHOWCASE)
   ============================================================ */
.diamond-sparkle-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 15;
  overflow: hidden;
  display: block;
}

.diamond-glint {
  position: absolute;
  width: 58px;
  height: 58px;
  transform: translate(-50%, -50%) scale(0);
  opacity: 0;
  pointer-events: none;
  animation: diamondTwinkle 3.2s cubic-bezier(0.25, 1, 0.5, 1) infinite;
}

.diamond-glint.dg-1 {
  animation-delay: 0.1s;
  animation-duration: 2.7s;
  width: 50px;
  height: 50px;
}

.diamond-glint.dg-2 {
  animation-delay: 1.3s;
  animation-duration: 3.2s;
  width: 64px;
  height: 64px;
}

.diamond-glint.dg-3 {
  animation-delay: 2.2s;
  animation-duration: 2.8s;
  width: 54px;
  height: 54px;
}

.diamond-glint.dg-4 {
  animation-delay: 0.7s;
  animation-duration: 3.5s;
  width: 58px;
  height: 58px;
}

.diamond-glint.dg-5 {
  animation-delay: 1.8s;
  animation-duration: 3.0s;
  width: 68px;
  height: 68px;
}

.diamond-glint.dg-6 {
  animation-delay: 2.7s;
  animation-duration: 2.9s;
  width: 48px;
  height: 48px;
}

.diamond-glint.dg-7 {
  animation-delay: 0.4s;
  animation-duration: 3.3s;
  width: 56px;
  height: 56px;
}

@keyframes diamondTwinkle {
  0% {
    transform: translate(-50%, -50%) scale(0) rotate(0deg);
    opacity: 0;
  }
  12% {
    transform: translate(-50%, -50%) scale(1.15) rotate(30deg);
    opacity: 1;
    filter: drop-shadow(0 0 10px #ffffff) drop-shadow(0 0 24px rgba(180, 220, 255, 0.95));
  }
  25% {
    transform: translate(-50%, -50%) scale(0.9) rotate(52deg);
    opacity: 0.85;
  }
  40% {
    transform: translate(-50%, -50%) scale(1.35) rotate(90deg);
    opacity: 1;
    filter: drop-shadow(0 0 18px #ffffff) drop-shadow(0 0 34px rgba(190, 230, 255, 1));
  }
  65% {
    transform: translate(-50%, -50%) scale(0.2) rotate(140deg);
    opacity: 0.15;
  }
  100% {
    transform: translate(-50%, -50%) scale(0) rotate(180deg);
    opacity: 0;
  }
}

.diamond-starburst-svg {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 0 5px rgba(255, 255, 255, 0.9));
}

.vp-sparkle-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: #fff;
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-full, 9999px);
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.4);
  transition: all 0.2s ease;
  user-select: none;
}

.vp-sparkle-toggle-btn.active {
  background: linear-gradient(135deg, rgba(140, 83, 43, 0.85), rgba(115, 63, 28, 0.85));
  border-color: rgba(255, 255, 255, 0.45);
  box-shadow: 0 0 16px rgba(140, 83, 43, 0.5);
}


/* ── Top Badges & Fullscreen Control on Stage ── */
.vp-stage-badge-wrap {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 12;
  pointer-events: none;
}

.vp-stage-type-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.vp-live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 8px #10b981;
  animation: vpLivePulse 1.8s infinite;
}

@keyframes vpLivePulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.35); opacity: 0.6; }
}

.vp-stage-controls-right {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.vp-stage-expand-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 12;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.vp-stage-expand-btn:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  transform: scale(1.1);
  box-shadow: 0 6px 16px rgba(140, 83, 43, 0.5);
}

.vp-image-stage-inner {
  position: relative;
  height: 100%;
  max-height: 100%;
  aspect-ratio: 1 / 1;
  max-width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
}

/* ── Stage Canvas & Pure Auto-fit Image Display (No Zoom) ── */
.vp-stage-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: default;
  overflow: hidden;
  background: transparent !important;
}

.vp-image-wrapper,
.vp-image-stage-inner,
.vp-stage-img {
  background: transparent !important;
}

.vp-image-wrapper {
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  margin: 0;
  box-sizing: border-box;
  transform: none !important;
}

.vp-stage-img,
.vp-stage-viewport.mode-fit .vp-stage-img,
.vp-stage-viewport .vp-stage-img {
  width: 100% !important;
  height: 100% !important;
  max-width: 100% !important;
  max-height: 100% !important;
  object-fit: contain !important;
  object-position: center !important;
  margin: auto !important;
  display: block !important;
  pointer-events: none;
  transform: none !important;
  zoom: 1 !important;
  user-select: none;
  -webkit-user-drag: none;
  image-rendering: -webkit-optimize-contrast;
  transition: opacity 0.25s ease;
}

.vp-image-wrapper iframe {
  width: 100% !important;
  height: 100% !important;
  min-height: 480px;
  border: none !important;
  display: block;
}

/* ── Interactive 360 Video Player & Scrubber (Auto-fit, No Zoom) ── */
.vp-360-viewport {
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  position: relative;
  background: #000000;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: ew-resize;
  overflow: hidden;
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

.vp-360-video {
  width: 100% !important;
  height: 100% !important;
  max-width: 100% !important;
  max-height: 100% !important;
  object-fit: contain !important;
  object-position: center !important;
  display: block !important;
  background: #000000;
  margin: auto !important;
  pointer-events: none;
}

.vp-shape-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(140, 83, 43, 0.2);
  color: #f472b6;
  border: 1px solid rgba(140, 83, 43, 0.4);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  width: fit-content;
}

[data-theme="light"] .vp-shape-pill-badge {
  background: #faf3ec;
  color: #8c532b;
  border-color: #fbcfe8;
}



/* ── Navigation Arrows ── */
.vp-stage-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
  padding: 0;
  opacity: 0.75;
}

.vp-stage-nav-btn:hover {
  opacity: 1;
  background: var(--primary-color);
  border-color: var(--primary-color);
  transform: translateY(-50%) scale(1.12);
  box-shadow: 0 6px 18px rgba(140, 83, 43, 0.5);
}

.vp-stage-nav-btn:active {
  transform: translateY(-50%) scale(0.92);
}

.vp-stage-nav-btn.prev { left: 0.85rem; }
.vp-stage-nav-btn.next { right: 0.85rem; }

/* ── Thumbnail Filmstrip Gallery ── */
.vp-filmstrip-card {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 0.75rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

[data-theme="dark"] .vp-filmstrip-card {
  background: #111827;
  border-color: rgba(255, 255, 255, 0.08);
}

.vp-filmstrip-scroll {
  display: flex;
  gap: 0.65rem;
  overflow-x: auto;
  padding: 0.2rem;
  scrollbar-width: thin;
  flex: 1;
  scroll-behavior: smooth;
}

.vp-filmstrip-thumb {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-md);
  border: 2px solid var(--border-color);
  background: #0f172a;
  overflow: hidden;
  position: relative;
  cursor: pointer;
  flex-shrink: 0;
  transition: all 0.22s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
}

.vp-filmstrip-thumb:hover {
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.vp-filmstrip-thumb.active {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(140, 83, 43, 0.35), var(--shadow-md);
  transform: scale(1.04);
}

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

.vp-thumb-badge {
  position: absolute;
  bottom: 3px;
  left: 3px;
  right: 3px;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  color: white;
  font-size: 0.6rem;
  font-weight: 800;
  text-align: center;
  padding: 0.1rem 0;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.vp-thumb-video-icon {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(15, 23, 42, 0.6);
  color: white;
}

/* ════════════════════════════════════════════════════════════
   RIGHT COLUMN: LUXURY DIAMOND SPECIFICATIONS DASHBOARD
   ════════════════════════════════════════════════════════════ */

.vp-details-panel {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

/* ── Hero Identity & Specifications Card (V360 Studio Style) ── */
.vp-identity-card {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  padding: 1.85rem 2rem;
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
}

[data-theme="dark"] .vp-identity-card {
  background: #0b1329;
  border-color: rgba(255, 255, 255, 0.08);
}

.vp-identity-header-v360 {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .vp-identity-header-v360 {
  border-bottom-color: rgba(255, 255, 255, 0.08);
}

.vp-stone-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 1rem;
}

.vp-stone-main-id {
  font-size: 2.2rem;
  font-weight: 900;
  letter-spacing: -0.5px;
  line-height: 1.15;
  margin: 0;
  color: var(--text-main);
  font-family: 'Plus Jakarta Sans', sans-serif;
}

.vp-copy-id-chip {
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: var(--transition);
}

.vp-copy-id-chip:hover {
  background: var(--primary-light);
  color: var(--primary-color);
  border-color: var(--primary-color);
  transform: scale(1.05);
}

[data-theme="dark"] .vp-copy-id-chip {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.14);
  color: rgba(255, 255, 255, 0.85);
}

/* ── Specifications Matrix Table ── */
.vp-specs-table-wrap {
  width: 100%;
}

.vp-specs-table {
  width: 100%;
  border-collapse: collapse;
}

.vp-specs-table tr {
  border-bottom: 1px solid var(--border-color);
}

.vp-specs-table tr:last-child {
  border-bottom: none;
}

[data-theme="dark"] .vp-specs-table tr {
  border-bottom-color: rgba(255, 255, 255, 0.07);
}

.vp-specs-table td {
  padding: 0.9rem 0.25rem;
  font-size: 0.92rem;
  vertical-align: middle;
}

.vp-specs-table td:first-child {
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.92rem;
  width: 48%;
}

.vp-specs-table td:last-child {
  color: var(--text-main);
  font-weight: 700;
  text-align: right;
}

/* ── Lab Certificate Verification Card ── */
.vp-cert-card {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

[data-theme="dark"] .vp-cert-card {
  background: #111827;
  border-color: rgba(255, 255, 255, 0.08);
}

.vp-cert-info {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.vp-cert-logo-badge {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #1e293b, #0f172a);
  color: #f59e0b;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
  flex-shrink: 0;
}

.vp-cert-details h4 {
  font-size: 0.95rem;
  font-weight: 800;
  margin: 0 0 0.2rem 0;
  color: var(--text-main);
}

.vp-cert-details p {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin: 0;
}

.vp-cert-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.82rem;
  font-weight: 700;
  background: var(--primary-light);
  color: var(--primary-color);
  border: 1px solid rgba(140, 83, 43, 0.3);
  text-decoration: none;
  transition: var(--transition);
}

.vp-cert-btn:hover {
  background: var(--primary-color);
  color: white;
  box-shadow: 0 4px 12px rgba(140, 83, 43, 0.35);
  transform: translateY(-1px);
}

/* ── WhatsApp Direct Inquire CTA Box ── */
.vp-inquiry-card {
  background: linear-gradient(135deg, rgba(37, 211, 102, 0.12), rgba(18, 140, 126, 0.08));
  border: 1.5px solid rgba(37, 211, 102, 0.35);
  border-radius: var(--radius-xl);
  padding: 1.4rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.1);
}

[data-theme="dark"] .vp-inquiry-card {
  background: linear-gradient(135deg, rgba(37, 211, 102, 0.15), rgba(15, 23, 42, 0.6));
  border-color: rgba(37, 211, 102, 0.4);
}

.vp-inquiry-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.vp-inquiry-icon {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: #25d366;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
}

.vp-inquiry-title h3 {
  font-size: 1.05rem;
  font-weight: 800;
  margin: 0;
  color: var(--text-main);
}

.vp-inquiry-title p {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0.15rem 0 0 0;
}

.vp-inquiry-cta-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #25d366, #128c7e);
  color: white;
  font-weight: 800;
  font-size: 0.95rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.35);
  transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.vp-inquiry-cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.5);
  color: white;
}

.vp-inquiry-cta-btn:active {
  transform: scale(0.98);
}

/* ── Mobile QR Code Studio Card ── */
.vp-qr-card {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .vp-qr-card {
  background: #0b1329;
  border-color: rgba(255, 255, 255, 0.08);
}

.vp-scroll-top-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s ease;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
}

.vp-scroll-top-btn.show {
  opacity: 1;
  visibility: visible;
}

.vp-scroll-top-btn:hover {
  background: var(--primary-color);
  transform: translateY(-3px);
  box-shadow: 0 6px 18px rgba(140, 83, 43, 0.45);
}

.vp-qr-canvas-wrap {
  padding: 0.4rem;
  background: white;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.vp-qr-details {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.vp-qr-details h4 {
  font-size: 0.95rem;
  font-weight: 800;
  margin: 0;
  color: var(--text-main);
}

.vp-qr-details p {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0;
}

.vp-qr-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.3rem;
}

/* ════════════════════════════════════════════════════════════
   CINEMA FULLSCREEN LIGHTBOX MODAL
   ════════════════════════════════════════════════════════════ */

.vp-lightbox-modal {
  position: fixed;
  inset: 0;
  background: rgba(5, 8, 15, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 99999;
  display: flex;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.vp-lightbox-modal.is-open {
  opacity: 1;
  visibility: visible;
}

.vp-lb-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  background: rgba(0, 0, 0, 0.4);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: white;
  z-index: 10;
}

.vp-lb-title {
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -0.3px;
}

.vp-lb-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.vp-lb-btn {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: white;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  padding: 0;
}

.vp-lb-btn:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  transform: scale(1.1);
}

.vp-lb-stage {
  flex: 1;
  min-height: 0;
  min-width: 0;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  user-select: none;
  touch-action: none;
  padding: 12px 64px;
  box-sizing: border-box;
}

.vp-lb-content-wrap {
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  transform-origin: center center;
  transition: transform 0.15s ease-out;
  box-sizing: border-box;
}

.vp-lb-img {
  max-height: calc(100vh - 180px) !important;
  max-width: min(calc(100vw - 160px), 1200px) !important;
  width: auto !important;
  height: auto !important;
  min-height: 0 !important;
  min-width: 0 !important;
  object-fit: contain !important;
  object-position: center !important;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.7);
  display: block !important;
  margin: auto !important;
}

.vp-lb-video {
  max-height: calc(100vh - 180px) !important;
  max-width: min(calc(100vw - 160px), 1200px) !important;
  width: auto !important;
  height: auto !important;
  min-height: 0 !important;
  min-width: 0 !important;
  object-fit: contain !important;
  object-position: center !important;
  border-radius: var(--radius-md);
  background: #000;
  display: block !important;
  margin: auto !important;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.7);
}

.vp-lb-iframe {
  width: min(calc(100vh - 200px), 85vw) !important;
  height: min(calc(100vh - 200px), 85vw) !important;
  max-width: calc(100vh - 200px) !important;
  max-height: calc(100vh - 200px) !important;
  aspect-ratio: 1 / 1 !important;
  border: none !important;
  border-radius: var(--radius-md);
  background: #000;
  display: block !important;
  margin: auto !important;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.7);
}

@media (max-width: 768px) {
  .vp-lb-stage {
    padding: 8px 16px;
  }
  .vp-lb-iframe {
    width: min(calc(100vh - 180px), 94vw) !important;
    height: min(calc(100vh - 180px), 94vw) !important;
    max-height: calc(100vh - 180px) !important;
    aspect-ratio: 1 / 1 !important;
  }
}

.vp-lb-filmstrip-bar {
  padding: 0.85rem 1.5rem;
  background: rgba(0, 0, 0, 0.6);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: center;
  gap: 0.6rem;
  overflow-x: auto;
  z-index: 10;
}

/* ════════════════════════════════════════════════════════════
   PRINT SPEC SHEET STYLES
   ════════════════════════════════════════════════════════════ */
@media print {
  body {
    background: #ffffff !important;
    color: #000000 !important;
  }
  header, .vp-top-actions, .vp-floating-hud, .vp-stage-nav-btn, .vp-stage-header, .vp-filmstrip-card, .vp-inquiry-card, .vp-lb-btn, .vp-qr-actions, #darkModeToggle, .back-to-inv-btn {
    display: none !important;
  }
  .vp-main-grid {
    grid-template-columns: 1fr !important;
  }
  .vp-stage-card, .vp-identity-card, .vp-cert-card, .vp-qr-card {
    box-shadow: none !important;
    border: 1px solid #ddd !important;
  }
  .vp-stage-viewport {
    max-height: 380px !important;
    background: #ffffff !important;
  }
}

/* ════════════════════════════════════════════════════════════
   VIEW PAGE MOBILE PHONE RESPONSIVENESS (< 768px)
   ════════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
  .vp-main-grid {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }

  .vp-media-panel {
    position: static;
    gap: 0.65rem;
  }

  .vp-stage-card {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
  }

  .vp-stage-viewport {
    width: 100%;
    min-height: 240px;
    max-height: 320px;
    aspect-ratio: 4 / 3;
    border-radius: var(--radius-md);
  }

  .vp-stage-canvas,
  .vp-image-wrapper {
    padding: 0.35rem;
    width: 100%;
    height: 100%;
  }

  .vp-stage-img {
    max-height: 300px !important;
    border-radius: 6px;
  }

  .vp-360-viewport {
    padding: 0.35rem;
    max-height: 320px;
  }

  .vp-360-video {
    max-height: 300px !important;
  }

  .vp-filmstrip-card {
    padding: 0.4rem;
    border-radius: var(--radius-lg);
  }

  .vp-filmstrip-scroll {
    gap: 0.4rem;
    padding: 0.1rem;
  }

  .vp-filmstrip-thumb {
    width: 58px;
    height: 58px;
    min-width: 58px;
  }

  .vp-identity-card {
    border-radius: var(--radius-lg);
  }

  .vp-identity-header {
    padding: 0.85rem 1rem;
    gap: 0.6rem;
  }

  .vp-stone-main-id {
    font-size: 1.45rem;
  }

  .vp-carat-hero-badge {
    padding: 0.4rem 0.8rem;
    min-width: 75px;
  }

  .vp-carat-hero-val {
    font-size: 1.25rem;
  }

  .vp-4cs-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
    padding: 0.75rem;
  }

  .vp-4c-card {
    padding: 0.65rem;
  }

  .vp-specs-table-grid {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .vp-qr-card {
    flex-direction: column;
    text-align: center;
    align-items: center;
    padding: 1rem;
  }

  .vp-qr-actions {
    justify-content: center;
  }
}

/* ════════════════════════════════════════════════════════════
   EXCEL-STYLE TABLE COLUMN HEADER FILTERS & POPOVER
   ════════════════════════════════════════════════════════════ */
.cf-th {
  position: relative;
  user-select: none;
}

.cf-th-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.35rem;
}

.cf-th-label {
  display: inline-block;
  white-space: nowrap;
}

.cf-th-btn {
  background: transparent;
  border: 1px solid transparent;
  border-radius: 4px;
  width: 22px;
  height: 22px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-muted);
  opacity: 0.55;
  transition: all 0.18s ease;
  flex-shrink: 0;
}

.cf-th:hover .cf-th-btn,
.cf-th-btn:hover {
  opacity: 1;
  color: var(--primary-color);
  background: var(--surface-hover);
}

.cf-th-btn.active,
.cf-th.cf-active .cf-th-btn {
  opacity: 1;
  color: #8c532b;
  background: rgba(140, 83, 43, 0.12);
  border-color: rgba(140, 83, 43, 0.3);
}

.cf-funnel-icon {
  display: block;
}

/* Floating Filter Popover */
.cf-popover {
  position: fixed;
  z-index: 99999;
  width: 290px;
  max-width: calc(100vw - 20px);
  background: var(--surface-color, #ffffff);
  border: 1px solid var(--border-color, #e2e8f0);
  border-radius: 14px;
  padding: 0.85rem;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.18), 0 4px 12px rgba(0, 0, 0, 0.08);
  font-family: inherit;
  font-size: 0.85rem;
  color: var(--text-main, #1e293b);
  animation: cfFadeIn 0.18s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes cfFadeIn {
  from { opacity: 0; transform: translateY(-6px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.cf-sort-group {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  margin-bottom: 0.55rem;
}

.cf-sort-btn {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  width: 100%;
  padding: 0.48rem 0.65rem;
  background: transparent;
  border: none;
  border-radius: 8px;
  color: var(--text-main, #334155);
  font-size: 0.83rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: all 0.15s ease;
}

.cf-sort-btn svg {
  color: var(--text-muted);
  flex-shrink: 0;
}

.cf-sort-btn:hover {
  background: var(--surface-hover, rgba(0, 0, 0, 0.04));
  color: var(--primary-color);
}

.cf-sort-btn:hover svg {
  color: var(--primary-color);
}

.cf-sort-btn.active {
  background: rgba(140, 83, 43, 0.08);
  color: #8c532b;
  font-weight: 700;
}

.cf-sort-btn.active svg {
  color: #8c532b;
}

.cf-divider {
  height: 1px;
  background: var(--border-color, #e2e8f0);
  margin: 0.45rem 0 0.65rem 0;
}

.cf-search-wrap {
  position: relative;
  margin-bottom: 0.55rem;
}

.cf-search-icon {
  position: absolute;
  left: 0.7rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.cf-search-input {
  width: 100%;
  padding: 0.45rem 0.65rem 0.45rem 2.1rem;
  border: 1.5px solid #8c532b;
  border-radius: 8px;
  font-size: 0.83rem;
  background: var(--bg-color, #f8fafc);
  color: var(--text-main);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.cf-search-input:focus {
  border-color: #733f1c;
  box-shadow: 0 0 0 3px rgba(140, 83, 43, 0.18);
}

.cf-info-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.4rem;
  padding: 0 0.2rem;
  font-size: 0.77rem;
  color: var(--text-muted);
}

.cf-links {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.cf-link-btn {
  background: transparent;
  border: none;
  color: #8c532b;
  font-size: 0.77rem;
  font-weight: 600;
  cursor: pointer;
  padding: 0;
  text-decoration: none;
}

.cf-link-btn:hover {
  text-decoration: underline;
}

.cf-items-list {
  max-height: 175px;
  overflow-y: auto;
  border: 1px solid var(--border-color, #e2e8f0);
  border-radius: 8px;
  background: var(--bg-color, #fafafa);
  padding: 0.3rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.cf-items-list::-webkit-scrollbar {
  width: 6px;
}
.cf-items-list::-webkit-scrollbar-thumb {
  background: rgba(0,0,0,0.2);
  border-radius: 3px;
}

.cf-item-label {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.3rem 0.45rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.82rem;
  color: var(--text-main);
  transition: background 0.12s ease;
  user-select: none;
}

.cf-item-label:hover {
  background: var(--surface-hover, rgba(0, 0, 0, 0.05));
}

.cf-checkbox {
  width: 15px;
  height: 15px;
  border-radius: 4px;
  accent-color: #8c532b;
  cursor: pointer;
  flex-shrink: 0;
}

.cf-item-text {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 500;
}

.cf-item-badge {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 600;
  background: var(--surface-color);
  padding: 0.1rem 0.4rem;
  border-radius: 99px;
  border: 1px solid var(--border-color);
}

.cf-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.5rem;
  margin-top: 0.75rem;
  padding-top: 0.65rem;
  border-top: 1px solid var(--border-color, #e2e8f0);
}

.cf-cancel-btn {
  padding: 0.38rem 0.85rem;
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: 6px;
  border: 1px solid var(--border-color);
  background: var(--surface-color);
  color: var(--text-main);
  cursor: pointer;
}

.cf-cancel-btn:hover {
  background: var(--surface-hover);
}

.cf-ok-btn {
  padding: 0.38rem 1.1rem;
  font-size: 0.82rem;
  font-weight: 700;
  border-radius: 6px;
  border: none;
  background: #10b981;
  color: #ffffff;
  cursor: pointer;
  transition: background 0.15s ease;
}

.cf-ok-btn:hover {
  background: #059669;
}

/* Dark theme overrides for column filter popover */
[data-theme="dark"] .cf-popover {
  background: #1e222d;
  border-color: #2e3444;
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.6);
  color: #f1f5f9;
}

[data-theme="dark"] .cf-search-input {
  background: #151821;
  border-color: #8c532b;
  color: #f1f5f9;
}

[data-theme="dark"] .cf-items-list {
  background: #151821;
  border-color: #2e3444;
}

[data-theme="dark"] .cf-item-label:hover {
  background: rgba(255, 255, 255, 0.06);
}

[data-theme="dark"] .cf-item-badge {
  background: #1e222d;
  border-color: #2e3444;
  color: #94a3b8;
}

[data-theme="dark"] .cf-cancel-btn {
  background: #252b3b;
  border-color: #333a4d;
  color: #e2e8f0;
}

[data-theme="dark"] .cf-cancel-btn:hover {
  background: #2f374a;
}

/* Compact Dimension Sort & Filter Popover */
.cf-dim-sort-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.4rem;
  padding: 0.2rem 0 0.5rem;
}

.cf-dim-sort-group {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-color, #fafafa);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 0.25rem 0.35rem;
}

.cf-dim-sort-label {
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--text-main);
  padding-left: 0.2rem;
}

.cf-dim-arrows {
  display: flex;
  gap: 0.2rem;
}

.cf-dim-arrow-btn {
  width: 22px;
  height: 22px;
  border-radius: 4px;
  border: 1px solid var(--border-color);
  background: var(--surface-color);
  color: var(--text-muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 700;
  transition: all 0.15s ease;
  padding: 0;
}

.cf-dim-arrow-btn:hover {
  background: var(--surface-hover);
  color: var(--primary-color);
  border-color: var(--primary-color);
}

.cf-dim-arrow-btn.active {
  background: #8c532b;
  border-color: #8c532b;
  color: #ffffff;
}

.cf-dim-grid {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding: 0.35rem 0 0.45rem;
}

.cf-dim-row {
  display: grid;
  grid-template-columns: 24px 1fr auto 1fr;
  align-items: center;
  gap: 0.4rem;
}

.cf-dim-badge {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--text-muted);
  text-align: center;
}

.cf-dim-input {
  width: 100%;
  padding: 0.38rem 0.5rem;
  font-size: 0.82rem;
  border-radius: 6px;
  border: 1px solid var(--border-color);
  background: var(--surface-color);
  color: var(--text-main);
  outline: none;
  transition: var(--transition);
  font-family: inherit;
}

.cf-dim-input:focus {
  border-color: #8c532b;
  box-shadow: 0 0 0 2px rgba(140, 83, 43, 0.2);
}

.cf-range-sep {
  font-size: 0.8rem;
  color: var(--text-light);
  flex-shrink: 0;
}

[data-theme="dark"] .cf-dim-sort-group {
  background: #151821;
  border-color: #2e3444;
}

[data-theme="dark"] .cf-dim-arrow-btn {
  background: #1e222d;
  border-color: #2e3444;
  color: #94a3b8;
}

[data-theme="dark"] .cf-dim-arrow-btn:hover {
  background: #2a3142;
  color: #f1f5f9;
  border-color: #8c532b;
}

[data-theme="dark"] .cf-dim-arrow-btn.active {
  background: #8c532b;
  border-color: #8c532b;
  color: #ffffff;
}

[data-theme="dark"] .cf-dim-input {
  background: #151821;
  border-color: #2e3444;
  color: #f1f5f9;
}

[data-theme="dark"] .cf-dim-input:focus {
  border-color: #8c532b;
  box-shadow: 0 0 0 2px rgba(140, 83, 43, 0.25);
}

/* ── Floating Scroll-to-Top & Scroll-to-Bottom Navigation Widget ── */
.floating-scroll-nav {
  position: fixed;
  right: 24px;
  bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 990;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px) scale(0.95);
  transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.floating-scroll-nav.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.floating-scroll-btn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(140, 83, 43, 0.25);
  color: var(--primary-color);
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.12), 0 2px 6px rgba(140, 83, 43, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
  outline: none;
  transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
}

.floating-scroll-btn svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  stroke-width: 2.5;
  transition: transform 0.2s ease;
}

.floating-scroll-btn:hover {
  background: var(--primary-color);
  color: #ffffff;
  border-color: var(--primary-color);
  transform: translateY(-2px) scale(1.08);
  box-shadow: 0 6px 20px rgba(140, 83, 43, 0.45);
}

.floating-scroll-btn:active {
  transform: translateY(0) scale(0.92);
}

.floating-scroll-btn.at-boundary {
  opacity: 0.45;
}

.floating-scroll-btn.at-boundary:hover {
  opacity: 1;
}

/* Dark Theme Support */
[data-theme="dark"] .floating-scroll-btn {
  background: rgba(30, 41, 59, 0.88);
  border-color: rgba(255, 255, 255, 0.16);
  color: #f1f5f9;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.45), 0 0 10px rgba(140, 83, 43, 0.25);
}

[data-theme="dark"] .floating-scroll-btn:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: #ffffff;
  box-shadow: 0 6px 22px rgba(140, 83, 43, 0.55);
}

/* Responsive adjustment */
@media (max-width: 768px) {
  .floating-scroll-nav {
    right: 16px;
    bottom: 20px;
    gap: 6px;
  }
  .floating-scroll-btn {
    width: 38px;
    height: 38px;
  }
  .floating-scroll-btn svg {
    width: 18px;
    height: 18px;
  }
}

/* Diamond Isolator & BG Remover Modal Controls (High-Contrast & Visible) */
#bgRemoveModal #bgCropAutoBtn {
  background: #0284c7 !important;
  color: #ffffff !important;
  border: 1px solid #0369a1 !important;
  font-weight: 700 !important;
  box-shadow: 0 2px 6px rgba(2, 132, 199, 0.3) !important;
}
#bgRemoveModal #bgCropAutoBtn:hover {
  background: #0369a1 !important;
}
#bgRemoveModal #bgCropFullBtn {
  background: #f1f5f9 !important;
  color: #1e293b !important;
  border: 1px solid #cbd5e1 !important;
  font-weight: 700 !important;
}
#bgRemoveModal #bgCropFullBtn:hover {
  background: #e2e8f0 !important;
  color: #000000 !important;
}
#bgRemoveModal #bgAiCleanBtn {
  background: linear-gradient(135deg, #9333ea, #7e22ce) !important;
  color: #ffffff !important;
  border: 1px solid #6b21a8 !important;
  font-weight: 700 !important;
  box-shadow: 0 2px 8px rgba(147, 51, 234, 0.35) !important;
}
#bgRemoveModal #bgAiCleanBtn:hover {
  background: linear-gradient(135deg, #7e22ce, #6b21a8) !important;
}
#bgRemoveModal #bgRemoveApplyBtn {
  background: linear-gradient(135deg, #8c532b, #a36737) !important;
  color: #ffffff !important;
  font-weight: 700 !important;
}
#bgRemoveModal #bgRemoveApplyBtn:hover {
  filter: brightness(1.1) !important;
}
#bgRemoveModal #bgRemoveCancelBtn {
  background: #f1f5f9 !important;
  color: #0f172a !important;
  border: 1px solid #cbd5e1 !important;
  font-weight: 700 !important;
}
#bgRemoveModal #bgRemoveCancelBtn:hover {
  background: #e2e8f0 !important;
  color: #000000 !important;
  border-color: #94a3b8 !important;
}

/* Dark Theme Overrides for BG Remover Modal */
[data-theme="dark"] #bgRemoveModal #bgCropFullBtn,
[data-theme="dark"] #bgRemoveModal #bgRemoveCancelBtn {
  background: #21262d !important;
  color: #e6edf3 !important;
  border-color: #30363d !important;
}
[data-theme="dark"] #bgRemoveModal #bgCropFullBtn:hover,
[data-theme="dark"] #bgRemoveModal #bgRemoveCancelBtn:hover {
  background: #30363d !important;
  color: #ffffff !important;
  border-color: #8b949e !important;
}