/* ==========================================================================
   TOTO & ROYAL Aluminum Catalogue - Modern CSS Design System
   ========================================================================== */

:root {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-card: #1e293b;
  --bg-glass: rgba(30, 41, 59, 0.75);
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-accent: #38bdf8;
  
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-light: rgba(99, 102, 241, 0.15);
  
  --danger: #ef4444;
  --danger-hover: #dc2626;
  --danger-light: rgba(239, 68, 68, 0.15);
  
  --accent: #06b6d4;
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #06b6d4 100%);
  --royal-gradient: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  
  --border-color: rgba(255, 255, 255, 0.1);
  --border-active: rgba(99, 102, 241, 0.5);
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
  --bg-primary: #f1f5f9;
  --bg-secondary: #ffffff;
  --bg-card: #ffffff;
  --bg-glass: rgba(255, 255, 255, 0.85);
  
  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-accent: #0284c7;
  
  --border-color: #e2e8f0;
  --border-active: #6366f1;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.5;
  min-height: 100vh;
}

.app-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Header */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

.brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo-icon {
  width: 44px;
  height: 44px;
  background: var(--accent-gradient);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: #fff;
  box-shadow: var(--shadow-glow);
}

.brand-text h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.brand-text h1 span {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-text .subtitle {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.header-stats {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.stat-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
}

.stat-badge.highlight {
  background: var(--primary-light);
  border-color: var(--border-active);
  color: var(--text-accent);
}

.btn-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

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

/* Main Layout */
.main-layout {
  display: grid;
  grid-template-columns: 290px 1fr;
  gap: 1.5rem;
  padding: 1.5rem 2rem;
  flex: 1;
}

/* Sidebar */
.filter-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.filter-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.2rem;
  box-shadow: var(--shadow-sm);
}

.highlight-card {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
  border-color: var(--border-active);
}

.filter-card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-main);
}

.filter-card h3 i {
  color: var(--primary);
}

/* Catalogue Tabs */
.catalogue-tabs {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.tab-pill {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.65rem 0.9rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  text-align: left;
}

.tab-pill:hover {
  background: var(--bg-secondary);
  color: var(--text-main);
}

.tab-pill.active {
  background: var(--accent-gradient);
  border-color: transparent;
  color: #fff;
  font-weight: 600;
  box-shadow: var(--shadow-glow);
}

/* Search Box */
.search-box {
  position: relative;
  display: flex;
  align-items: center;
}

.search-box input {
  width: 100%;
  padding: 0.75rem 2.2rem 0.75rem 0.9rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-size: 0.9rem;
  outline: none;
  transition: var(--transition);
}

.search-box input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.clear-btn {
  position: absolute;
  right: 0.6rem;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.9rem;
}

.clear-btn:hover {
  color: var(--text-main);
}

/* Category Filters */
.category-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.cat-pill {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.6rem 0.8rem;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.88rem;
  cursor: pointer;
  transition: var(--transition);
  text-align: left;
}

.cat-pill:hover {
  background: var(--bg-primary);
  color: var(--text-main);
}

.cat-pill.active {
  background: var(--primary-light);
  border-color: var(--border-active);
  color: var(--text-accent);
  font-weight: 600;
}

.count-tag {
  font-size: 0.75rem;
  padding: 0.15rem 0.5rem;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
}

.custom-select {
  width: 100%;
  padding: 0.65rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-size: 0.88rem;
  outline: none;
  cursor: pointer;
}

.info-card .info-text {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.4;
  margin-bottom: 0.6rem;
}

.btn-primary-sm {
  padding: 0.5rem 1rem;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary-sm:hover {
  background: var(--primary-hover);
}

.w-100 { width: 100%; }
.mt-2 { margin-top: 0.5rem; }
.text-warning { color: #f59e0b; }
.text-success { color: #10b981; }
.text-danger { color: #ef4444; }

/* Content Area */
.content-area {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  position: relative;
}

.control-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 1.2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

.results-info h2 {
  font-size: 1rem;
  font-weight: 600;
}

.badge-count {
  background: var(--accent-gradient);
  color: #fff;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  margin-left: 0.4rem;
}

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

.btn-action-sm {
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: var(--transition);
}

.btn-outline-danger {
  background: transparent;
  border: 1px solid var(--danger);
  color: var(--danger);
}

.btn-outline-danger:hover, .btn-outline-danger.active {
  background: var(--danger);
  color: #fff;
}

.sort-selector {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.custom-select-sm {
  padding: 0.4rem 0.8rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-size: 0.85rem;
  outline: none;
  cursor: pointer;
}

.view-toggle-btns {
  display: flex;
  gap: 0.3rem;
  background: var(--bg-primary);
  padding: 0.2rem;
  border-radius: var(--radius-sm);
}

.btn-toggle {
  padding: 0.4rem 0.7rem;
  background: transparent;
  border: none;
  color: var(--text-muted);
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition);
}

.btn-toggle.active {
  background: var(--primary);
  color: #fff;
}

/* Floating Batch Action Bar */
.batch-bar {
  position: sticky;
  top: 70px;
  z-index: 90;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 1.2rem;
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid var(--danger);
  border-radius: var(--radius-md);
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 20px rgba(239, 68, 68, 0.2);
}

.batch-info {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--danger);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.batch-btns {
  display: flex;
  gap: 0.6rem;
}

.btn-batch-danger {
  padding: 0.4rem 0.9rem;
  background: var(--danger);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
}

.btn-batch-danger:hover {
  background: var(--danger-hover);
}

.btn-batch-sec {
  padding: 0.4rem 0.8rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  cursor: pointer;
}

/* Profile Grid Gallery */
.profile-grid.grid-mode {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.2rem;
}

.profile-grid.list-mode {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

/* Cấu trúc 2 cột cho danh sách: ảnh trái, thông số phải */
.profile-grid.list-mode .profile-card {
  flex-direction: row;
  align-items: stretch;
  min-height: 140px;
}

.profile-grid.list-mode .card-image-wrap {
  width: 180px;
  height: auto;
  min-height: 140px;
  flex-shrink: 0;
  border-right: 1px solid var(--border-color);
  padding: 0.8rem;
}

.profile-grid.list-mode .card-body {
  padding: 1.2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.4rem;
}

.profile-grid.list-mode .card-meta {
  margin-top: 0.6rem;
  padding-top: 0.6rem;
}

/* Hỗ trợ responsive cho màn hình nhỏ */
@media (max-width: 576px) {
  .profile-grid.list-mode .profile-card {
    flex-direction: column;
  }
  .profile-grid.list-mode .card-image-wrap {
    width: 100%;
    height: 180px;
    min-height: auto;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
  }
}

/* Profile Card */
.profile-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  cursor: pointer;
  position: relative;
}

.profile-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-active);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.profile-card.selected {
  border-color: var(--danger) !important;
  box-shadow: 0 0 15px rgba(239, 68, 68, 0.4);
}

.card-image-wrap {
  background: #ffffff;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  position: relative;
  overflow: hidden;
}

.card-image-wrap img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.profile-card:hover .card-image-wrap img {
  transform: scale(1.06);
}

.card-badges {
  position: absolute;
  top: 0.6rem;
  left: 0.6rem;
  display: flex;
  gap: 0.4rem;
}

.badge-page {
  background: rgba(15, 23, 42, 0.85);
  color: #38bdf8;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  backdrop-filter: blur(4px);
}

.card-btn-delete {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(239, 68, 68, 0.9);
  color: #fff;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  cursor: pointer;
  opacity: 0;
  transition: var(--transition);
  z-index: 10;
}

.profile-card:hover .card-btn-delete {
  opacity: 1;
}

.card-btn-delete:hover {
  background: #dc2626;
  transform: scale(1.15);
}

.card-checkbox {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  width: 24px;
  height: 24px;
  accent-color: var(--danger);
  cursor: pointer;
  z-index: 10;
}

.card-body {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}

.card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.3;
}

.card-cat {
  font-size: 0.78rem;
  color: var(--text-accent);
  font-weight: 500;
}

.card-note {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.35;
  margin-top: 0.15rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-note i {
  margin-right: 0.25rem;
  opacity: 0.7;
}

.card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: auto;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border-color);
}

/* Modal Viewport & Controls */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.modal-dialog {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 92vw;
  max-width: 1300px;
  height: 88vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-secondary);
}

.modal-title-wrap {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.badge-cat {
  background: var(--primary-light);
  color: var(--text-accent);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
}

.modal-actions {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.btn-danger-sm {
  padding: 0.5rem 1rem;
  background: var(--danger);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.btn-danger-sm:hover {
  background: var(--danger-hover);
}

.btn-secondary-sm {
  padding: 0.5rem 1rem;
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.btn-close-modal {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.4rem;
  cursor: pointer;
}

.btn-close-modal:hover {
  color: #ef4444;
}

.modal-body {
  display: grid;
  grid-template-columns: 1fr 320px;
  grid-template-rows: auto 1fr;
  height: calc(100% - 65px);
}

.zoom-toolbar {
  grid-column: 1 / 2;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.6rem 1.2rem;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
}

.zoom-btn {
  padding: 0.4rem 0.8rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.85rem;
}

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

.view-switch {
  margin-left: auto;
  display: flex;
  gap: 0.4rem;
}

.tab-btn {
  padding: 0.4rem 0.8rem;
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.82rem;
}

.tab-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.viewer-viewport {
  grid-column: 1 / 2;
  background: #ffffff;
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: grab;
}

.viewer-viewport:active {
  cursor: grabbing;
}

.image-wrapper {
  transform-origin: center center;
  transition: transform 0.1s ease-out;
}

.image-wrapper img {
  max-width: 100%;
  max-height: 100%;
  display: block;
}

.modal-info-panel {
  grid-column: 2 / 3;
  grid-row: 1 / 3;
  background: var(--bg-secondary);
  border-left: 1px solid var(--border-color);
  padding: 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  overflow-y: auto;
}

.info-group h4 {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.tags-container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.code-tag {
  background: var(--primary-light);
  color: var(--text-accent);
  border: 1px solid var(--border-active);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 600;
}

.ocr-box {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.8rem;
  font-family: monospace;
  font-size: 0.8rem;
  color: var(--text-muted);
  max-height: 180px;
  overflow-y: auto;
  white-space: pre-wrap;
}

/* Toast Notification */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.toast {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.8rem 1.2rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
  animation: slideIn 0.3s ease-out;
}

.toast-success { border-color: #10b981; color: #10b981; }
.toast-danger { border-color: #ef4444; color: #ef4444; }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Loading & Empty States */
.loading-state, .empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4rem 2rem;
  text-align: center;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.spinner {
  width: 45px;
  height: 45px;
  border: 4px solid var(--border-color);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 1rem;
}

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

.empty-icon {
  font-size: 3rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.btn-primary {
  padding: 0.6rem 1.2rem;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  cursor: pointer;
  margin-top: 1rem;
}

/* Pagination */
.pagination-layout {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
}

.btn-page {
  padding: 0.5rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.88rem;
}

.btn-page:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.page-indicator {
  font-size: 0.88rem;
  color: var(--text-muted);
}

@media (max-width: 992px) {
  .main-layout {
    grid-template-columns: 1fr;
  }
  
  .modal-body {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr auto;
  }
  
  .modal-info-panel {
    grid-column: 1 / 2;
    grid-row: 3 / 4;
  }
}

/* ==========================================================================
   Toggle: Chỉ hiện sản phẩm đủ thông số
   ========================================================================== */
.specs-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
}
.specs-toggle input {
  display: none;
}
.specs-toggle-slider {
  position: relative;
  flex: 0 0 auto;
  width: 42px;
  height: 24px;
  border-radius: 999px;
  background: var(--border-color, #3a3f52);
  transition: background 0.2s ease;
}
.specs-toggle-slider::before {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  transition: transform 0.2s ease;
}
.specs-toggle input:checked + .specs-toggle-slider {
  background: var(--primary, #6c5ce7);
}
.specs-toggle input:checked + .specs-toggle-slider::before {
  transform: translateX(18px);
}
.specs-toggle-label {
  font-size: 0.9rem;
  font-weight: 500;
}

/* ==========================================================================
   Camera Scan UI & Results
   ========================================================================== */
.camera-match-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  padding: 8px 12px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.camera-match-item:hover {
  border-color: var(--primary);
  background: var(--primary-light);
  transform: translateY(-2px);
}

.camera-match-thumb {
  width: 50px;
  height: 50px;
  background: white;
  border-radius: 4px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-color);
}

.camera-match-thumb img {
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
}

.camera-match-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.camera-match-title {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-main);
}

.camera-match-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.camera-match-score {
  font-family: 'Space Grotesk', monospace;
  font-weight: 700;
  font-size: 0.95rem;
}

.score-high { color: #10b981; }
.score-medium { color: #f59e0b; }
.score-low { color: #ef4444; }

@keyframes pulse {
  0% { transform: translateX(-50%) scale(1); }
  50% { transform: translateX(-50%) scale(1.05); box-shadow: 0 4px 15px rgba(16, 185, 129, 0.5); }
  100% { transform: translateX(-50%) scale(1); }
}

/* ==========================================================================
   Mobile Responsive Optimizations (Screens <= 768px & <= 576px)
   ========================================================================== */

/* Camera Viewport class to replace inline styles */
.camera-viewport-container {
  position: relative;
  width: 100%;
  height: 360px;
  background: #000;
  border-radius: 12px;
  overflow: hidden;
  border: 2px solid #3b82f6;
}

@media (max-width: 992px) {
  .navbar {
    padding: 1rem 1.5rem;
  }
}

@media (max-width: 768px) {
  .navbar {
    flex-direction: column;
    gap: 0.8rem;
    padding: 0.8rem 1rem;
    text-align: center;
  }
  .brand {
    flex-direction: column;
    gap: 0.5rem;
  }
  .brand-text h1 {
    font-size: 1.25rem;
  }
  .brand-text .subtitle {
    font-size: 0.78rem;
  }
  .header-stats {
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.5rem;
  }
  .stat-badge {
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
  }
  /* Hide the Multimodal AI badge on mobile to fit the other elements on one row if possible */
  .header-stats .stat-badge:first-child {
    display: none;
  }

  /* Main Layout padding */
  .main-layout {
    padding: 1rem;
    gap: 1rem;
  }

  /* Mobile Advanced Filters Toggle Button */
  #btn-mobile-filter-toggle {
    display: flex !important;
  }

  /* Hide Advanced Filter Cards on Mobile by default */
  .filter-sidebar .collapsible-card {
    display: none !important;
  }

  /* Show Advanced Filter Cards when active */
  .filter-sidebar.show-filters .collapsible-card {
    display: block !important;
    animation: filterFadeIn 0.3s ease forwards;
  }

  /* Image detail/zoom modal adjustment on mobile */
  .modal-dialog {
    width: 96vw;
    height: 94vh;
  }
  .modal-backdrop {
    padding: 0.8rem;
  }
  .modal-header {
    padding: 0.8rem;
  }
  .modal-title-wrap h2 {
    font-size: 1.1rem;
  }
  .zoom-toolbar {
    padding: 0.5rem;
    flex-wrap: wrap;
    gap: 0.5rem;
  }
  .view-switch {
    width: 100%;
    margin-left: 0;
    justify-content: space-between;
  }
  .tab-btn {
    flex: 1;
    text-align: center;
  }
  .modal-info-panel {
    padding: 0.8rem;
    gap: 0.8rem;
  }
  .camera-viewport-container {
    height: 280px;
  }
}

@media (max-width: 576px) {
  .control-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 0.8rem;
    padding: 0.8rem;
  }
  .view-controls {
    flex-wrap: wrap;
    justify-content: space-between;
    width: 100%;
  }
  .sort-selector {
    width: 100%;
    justify-content: space-between;
    margin-top: 4px;
  }
  .sort-selector select {
    flex: 1;
  }
  .profile-grid.grid-mode {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 0.8rem;
  }
  .profile-card {
    border-radius: var(--radius-sm);
  }
  .card-image-wrap {
    height: 140px;
    padding: 0.6rem;
  }
  .card-body {
    padding: 0.6rem;
  }
  .card-body h3 {
    font-size: 0.85rem;
    line-height: 1.25;
  }
  .spec-row {
    font-size: 0.72rem;
    margin-top: 2px;
  }
  .card-badges {
    top: 0.4rem;
    left: 0.4rem;
  }
  .badge-page {
    font-size: 0.68rem;
    padding: 0.1rem 0.4rem;
  }
  .pagination-layout {
    gap: 0.4rem;
  }
  .btn-page {
    padding: 0.4rem 0.6rem;
    font-size: 0.78rem;
  }
  .page-indicator {
    font-size: 0.78rem;
  }
}

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