:root {
  /* Matte Earthy Brown & Green Palette */
  --color-earth-brown: #5C4B3A;
  --color-moss-green: #6B705C;
  --color-sage: #A6B093;
  --color-greige: #CFCFC4;
  --color-charcoal: #363632;

  /* Extended Theme Tokens */
  --bg-main: #1e1e1b;
  --bg-surface: rgba(54, 54, 50, 0.88);
  --bg-surface-hover: rgba(75, 75, 70, 0.95);
  --bg-card: #2c2c28;
  --bg-card-inner: #242420;
  --border-color: rgba(207, 207, 196, 0.16);
  --border-focus: #A6B093;

  --text-primary: #F7F7F2;
  --text-secondary: #CFCFC4;
  --text-muted: #8E9284;

  --accent-primary: #5C4B3A;
  --accent-moss: #6B705C;
  --accent-sage: #A6B093;
  --accent-warm: #BD7856;
  --accent-red: #D95D50;

  --shadow-sm: 0 3px 10px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.45);
  --shadow-glow: 0 0 20px rgba(107, 112, 92, 0.3);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 22px;
}

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

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-main);
  background-image: 
    radial-gradient(at 0% 0%, rgba(92, 75, 58, 0.18) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(107, 112, 92, 0.15) 0px, transparent 50%),
    radial-gradient(at 50% 30%, rgba(54, 54, 50, 0.4) 0px, transparent 60%);
  background-attachment: fixed;
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.app-layout {
  max-width: 1440px;
  margin: 0 auto;
  padding: 24px;
}

/* Header */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-icon {
  font-size: 2rem;
  background: linear-gradient(135deg, rgba(92, 75, 58, 0.35), rgba(107, 112, 92, 0.35));
  border: 1px solid var(--border-color);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.brand-text h1 {
  font-size: 1.6rem;
  line-height: 1.1;
  background: linear-gradient(135deg, #FFFFFF 30%, var(--color-greige));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-text .subtext {
  font-size: 0.85rem;
  color: var(--color-sage);
  font-weight: 500;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: 'Plus Jakarta Sans', sans-serif;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-earth-brown), var(--color-moss-green));
  color: #FFFFFF;
  border: 1px solid rgba(207, 207, 196, 0.2);
  box-shadow: 0 4px 14px rgba(92, 75, 58, 0.4);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #4A3C2E, #585C4B);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(92, 75, 58, 0.55);
}

.btn-secondary {
  background: var(--bg-surface);
  color: var(--color-greige);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: var(--bg-surface-hover);
  color: #FFFFFF;
  border-color: var(--color-sage);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.85rem;
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  background: rgba(107, 112, 92, 0.25);
  border: 1px solid rgba(166, 176, 147, 0.35);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-sage);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-sage);
  box-shadow: 0 0 8px var(--color-sage);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.7; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.7; }
}

/* KPI Cards Grid */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.kpi-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, border-color 0.2s;
}

.kpi-card:hover {
  transform: translateY(-2px);
  border-color: var(--color-sage);
}

.kpi-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.kpi-icon-wrap.blue { 
  background: rgba(107, 112, 92, 0.25); 
  border: 1px solid rgba(166, 176, 147, 0.4); 
}
.kpi-icon-wrap.green { 
  background: rgba(166, 176, 147, 0.22); 
  border: 1px solid rgba(166, 176, 147, 0.45); 
}
.kpi-icon-wrap.amber { 
  background: rgba(92, 75, 58, 0.35); 
  border: 1px solid rgba(92, 75, 58, 0.5); 
}
.kpi-icon-wrap.purple { 
  background: rgba(207, 207, 196, 0.18); 
  border: 1px solid rgba(207, 207, 196, 0.35); 
}

.kpi-info {
  display: flex;
  flex-direction: column;
}

.kpi-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-sage);
  margin-bottom: 4px;
}

.kpi-value {
  font-size: 1.5rem;
  color: #FFFFFF;
  font-weight: 700;
}

.kpi-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Category Tabs Nav */
.tabs-nav {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 12px;
  margin-bottom: 24px;
  scrollbar-width: thin;
  scrollbar-color: var(--color-moss-green) transparent;
}

.tab-btn {
  background: var(--bg-surface);
  color: var(--color-greige);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 8px 18px;
  font-size: 0.88rem;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
  transition: all 0.2s;
}

.tab-btn:hover {
  background: var(--bg-surface-hover);
  color: #FFFFFF;
  border-color: var(--color-sage);
}

.tab-btn.active {
  background: linear-gradient(135deg, var(--color-moss-green), var(--color-earth-brown));
  border-color: var(--color-sage);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(107, 112, 92, 0.4);
}

/* Tab Views */
.tab-view {
  display: none;
}

.tab-view.active {
  display: block;
}

/* Glass Card */
.glass-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.glass-card h4 {
  font-size: 1.1rem;
  margin-bottom: 16px;
  color: var(--text-primary);
  border-bottom: 1px solid rgba(207, 207, 196, 0.1);
  padding-bottom: 8px;
}

.home-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 20px;
}

.analytics-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.canvas-wrap {
  position: relative;
  height: 280px;
  width: 100%;
}

/* Data Tables */
.table-scroll {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  text-align: left;
}

.data-table th {
  padding: 12px 14px;
  color: var(--color-sage);
  font-weight: 600;
  border-bottom: 1px solid var(--border-color);
  background: rgba(44, 44, 40, 0.8);
  white-space: nowrap;
  letter-spacing: 0.03em;
}

.data-table td {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(207, 207, 196, 0.08);
  color: var(--text-primary);
}

.data-table tr:hover td {
  background: rgba(107, 112, 92, 0.12);
}

.price-pill {
  display: inline-block;
  font-weight: 700;
  color: var(--color-sage);
  background: rgba(166, 176, 147, 0.18);
  border: 1px solid rgba(166, 176, 147, 0.35);
  padding: 3px 10px;
  border-radius: var(--radius-sm);
}

.date-pill {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.cat-chip {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 4px;
  background: rgba(92, 75, 58, 0.35);
  color: var(--color-greige);
  border: 1px solid rgba(92, 75, 58, 0.5);
}

/* Filter Bar */
.filter-bar {
  display: flex;
  gap: 16px;
  align-items: flex-end;
  flex-wrap: wrap;
  padding: 16px 20px;
  margin-bottom: 24px;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.filter-group label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-sage);
}

.filter-group input,
.filter-group select {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 9px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-family: inherit;
  outline: none;
  min-width: 180px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.filter-group input:focus,
.filter-group select:focus {
  border-color: var(--color-sage);
  box-shadow: 0 0 0 2px rgba(166, 176, 147, 0.25);
}

.filter-group.search {
  flex: 1;
  min-width: 240px;
}

.toggle-buttons {
  display: flex;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 3px;
}

.btn-toggle {
  background: transparent;
  border: none;
  color: var(--color-greige);
  padding: 6px 14px;
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-toggle.active {
  background: var(--color-moss-green);
  color: #FFFFFF;
}

/* Visual Gallery Grid */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}

.card-item {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  position: relative;
}

.card-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-sage);
}

.card-image-wrap {
  width: 100%;
  height: 320px;
  background: #181816;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid rgba(207, 207, 196, 0.08);
}

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

.card-item:hover .card-image-wrap img {
  transform: scale(1.04);
}

.card-details {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex-grow: 1;
  background: var(--bg-surface);
}

.card-subject {
  font-family: 'Outfit', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1.25;
}

.card-meta {
  font-size: 0.8rem;
  color: var(--color-greige);
}

.card-price-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid rgba(207, 207, 196, 0.1);
}

.card-price-tag {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-sage);
  font-family: 'Outfit', sans-serif;
}

.card-date-tag {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* Pagination Bar */
.pagination-bar {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  padding: 16px 0;
}

.page-indicator {
  font-size: 0.88rem;
  color: var(--color-greige);
  font-weight: 600;
}

/* Category Header KPIs */
.category-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 20px;
}

.cat-kpis {
  display: flex;
  gap: 12px;
}

.cat-kpi-chip {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  color: var(--color-greige);
}

.cat-kpi-chip strong {
  color: var(--color-sage);
}

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--color-charcoal);
  color: var(--text-primary);
  padding: 14px 22px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-sage);
  box-shadow: var(--shadow-md);
  font-size: 0.9rem;
  font-weight: 600;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: all 0.3s ease;
  z-index: 9999;
}

.toast.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.toast.success { 
  border-color: var(--color-sage); 
  background: rgba(54, 54, 50, 0.95);
  box-shadow: 0 4px 20px rgba(107, 112, 92, 0.4);
}
.toast.error { 
  border-color: var(--accent-red); 
  background: rgba(60, 35, 35, 0.95); 
}

/* Loading State */
.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 20px;
  gap: 16px;
  color: var(--color-greige);
}

.spinner {
  width: 44px;
  height: 44px;
  border: 3px solid rgba(207, 207, 196, 0.2);
  border-top-color: var(--color-sage);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* Responsive */
@media (max-width: 900px) {
  .home-grid,
  .analytics-row {
    grid-template-columns: 1fr;
  }
  .app-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
}