:root {
  --bg: #0b1120;
  --card: #111827;
  --inset: #0f172a;
  --border: #1f2937;
  --border-focus: #334155;
  --border-hover: #374151;
  --border-dashed: #4b5563;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --faint: #6b7280;
  --hover-card: #0f172a;
  --hover-deep: #1a1f2e;
  --drag-bg: #0f1a2e;
  --danger-bg-hover: #7f1d1d;
  --danger-border: #991b1b;
  --danger-border-hover: #b91c1c;
  --danger-text: #fca5a5;
  --accent: #60a5fa;
  --success: #4ade80;
  --success-dark: #22c55e;
  --warning: #facc15;
  --danger: #f87171;
  --danger-dark: #ef4444;
  --unstable: #fb923c;
  --gold: #fbbf24;
  --overlay: rgba(11, 17, 32, 0.9);
  --overlay-heavy: rgba(11, 17, 32, 0.95);
  --shadow: rgba(0, 0, 0, 0.3);
}

[data-theme="light"] {
  --bg: #f0f4f8;
  --card: #ffffff;
  --inset: #f1f5f9;
  --border: #e2e8f0;
  --border-focus: #94a3b8;
  --border-hover: #64748b;
  --border-dashed: #94a3b8;
  --text: #1e293b;
  --muted: #64748b;
  --faint: #94a3b8;
  --hover-card: #f8fafc;
  --hover-deep: #e8eef4;
  --drag-bg: #dbeafe;
  --danger-bg-hover: #fee2e2;
  --danger-border: #fca5a5;
  --danger-border-hover: #dc2626;
  --danger-text: #991b1b;
  --overlay: rgba(15, 23, 42, 0.55);
  --overlay-heavy: rgba(15, 23, 42, 0.72);
  --shadow: rgba(0, 0, 0, 0.1);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 30px 20px;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: background 0.3s, color 0.3s;
}

body > * {
  width: 100%;
  max-width: 1400px;
}

header {
  display: grid;
  grid-template-columns: 1fr;
  gap: 15px;
  margin-bottom: 35px;
  padding: 20px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  border-radius: 8px;
}

.logo-title {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 20px;
  align-items: center;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--border);
}

.logo {
  height: 48px;
}

header h1 {
  margin: 0;
  font-size: 1.9rem;
  font-weight: 600;
  text-align: left;
}

.header-controls {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto auto;
  gap: 12px;
}

.search-container {
  position: relative;
  width: 100%;
  grid-column: 1 / -1;
}

#search {
  width: 100%;
  grid-column: 1 / -1;
}

.header-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
}

input,
select,
button {
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--card);
  color: var(--text);
  font-size: 0.95rem;
  outline: none;
  transition: background 0.3s, border-color 0.3s, color 0.3s;
}

input::placeholder {
  color: var(--faint);
}

input:focus,
select:focus,
button:focus {
  border-color: var(--border-focus);
  background: var(--inset);
}

button {
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
}

select {
  min-width: 0;
  width: 100%;
}

.search-autocomplete {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--card);
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 6px 6px;
  max-height: 300px;
  overflow-y: auto;
  z-index: 100;
  box-shadow: 0 4px 6px var(--shadow);
}

.autocomplete-item {
  padding: 10px 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: background 0.2s;
}

.autocomplete-item:hover {
  background: var(--inset);
}

.autocomplete-item img {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.autocomplete-item-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.autocomplete-item-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}

.autocomplete-item-price {
  font-size: 0.75rem;
  color: var(--muted);
}

.search-history {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--card);
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 6px 6px;
  z-index: 99;
  box-shadow: 0 4px 6px var(--shadow);
}

.search-history-header {
  padding: 8px 14px;
  background: var(--inset);
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.search-history-title {
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.clear-history {
  font-size: 0.75rem;
  color: var(--accent);
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
}

.history-item {
  padding: 10px 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: background 0.2s;
  font-size: 0.9rem;
  color: var(--text);
}

.history-item:hover {
  background: var(--inset);
}

#loader {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 50px;
  margin-bottom: 15px;
  color: var(--muted);
  font-size: 1rem;
}

.controls-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
  flex-wrap: wrap;
  gap: 10px;
}

#itemCount {
  color: var(--faint);
  font-size: 0.9rem;
}

#itemsContainer {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 15px;
  margin-bottom: 20px;
}

.item-card-list {
  padding: 15px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 12px;
  align-items: start;
  position: relative;
}

.item-card-list-image {
  width: 60px;
  height: 60px;
  object-fit: contain;
  border-radius: 6px;
}

.item-card-list-info {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

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

.item-card-list-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.75rem;
}

.item-card-list-id {
  padding: 3px 8px;
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--muted);
}

.item-card-list-category {
  padding: 3px 8px;
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--accent);
}

.item-card-list-trend {
  padding: 3px 8px;
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-weight: 500;
}

.item-card-list-trend.rising { color: var(--success); }
.item-card-list-trend.falling { color: var(--danger); }
.item-card-list-trend.stable { color: var(--warning); }
.item-card-list-trend.unstable { color: var(--unstable); }

.item-card-list-prices {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.85rem;
}

.item-favourite-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  font-size: 1.2rem;
}

.currency {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.currency-icon {
  width: 1em;
  height: 1em;
  object-fit: contain;
}

.rising { color: var(--success); font-weight: 500; }
.falling { color: var(--danger); font-weight: 500; }
.stable { color: var(--warning); font-weight: 500; }
.unstable { color: var(--unstable); font-weight: 500; }

#tradeCalculator {
  margin-top: 40px;
}

.calculator-title {
  text-align: center;
  margin-bottom: 30px;
}

.calculator-title h2 {
  margin: 0;
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 1px;
}

.calculator-actions {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 12px;
}

.action-btn {
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--card);
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.calculator-btn-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
}

.fair-trade-full-btn {
  grid-column: 1 / -1;
}

.share-trade-btn {
  width: 100%;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--card);
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.share-trade-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

#calculatorContent {
  background: var(--bg);
  padding: 20px;
  border-radius: 8px;
  border: 1px solid var(--border);
}

.export-header {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding-bottom: 15px;
  margin-bottom: 15px;
  border-bottom: 1px solid var(--border);
}

.export-logo { height: 40px; }

.export-title {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--text);
}

.export-watermark {
  display: none;
  padding: 12px;
  margin-top: 15px;
  text-align: center;
  background: var(--inset);
  border-top: 1px solid var(--border);
  border-radius: 0 0 6px 6px;
}

.watermark-text {
  font-size: 0.85rem;
  color: var(--muted);
}

.difference-bar {
  margin-bottom: 20px;
  padding: 16px 20px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card);
  text-align: center;
}

.difference-content {
  font-size: 1rem;
  font-weight: 500;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
}

.difference-percentage {
  font-size: 1.2rem;
  font-weight: 700;
  margin-top: 8px;
}

.difference-percentage.positive { color: var(--success); }
.difference-percentage.negative { color: var(--danger); }

.difference-bar-visual {
  width: 100%;
  height: 8px;
  background: var(--border);
  border-radius: 4px;
  overflow: hidden;
  margin-top: 12px;
}

.difference-bar-fill {
  height: 100%;
  background: var(--success);
  border-radius: 4px;
  transition: width 0.3s ease;
}

.difference-bar-fill.negative {
  background: var(--danger);
}

.calculator-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.offer-column {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card);
  padding: 16px;
  transition: all 0.2s;
  min-width: 0;
}

.offer-column.drag-over {
  border-color: var(--accent);
  background: var(--drag-bg);
}

.offer-header {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.offer-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 10px;
  text-align: center;
}

.offer-totals {
  display: flex;
  justify-content: center;
  gap: 16px;
  font-size: 0.9rem;
  font-weight: 500;
}

.items-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 12px;
  min-height: 60px;
}

.drop-zone {
  border: 2px dashed transparent;
  border-radius: 6px;
  padding: 8px;
  margin: -8px;
  transition: all 0.2s;
}

.drop-zone.drag-over {
  border-color: var(--accent);
  background: rgba(96, 165, 250, 0.05);
}

.item-card {
  display: grid;
  grid-template-columns: 50px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--inset);
  transition: all 0.2s;
  min-width: 0;
}

.item-card-image {
  width: 50px;
  height: 50px;
  object-fit: contain;
  flex-shrink: 0;
}

.item-card-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
  overflow: hidden;
}

.item-card-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.item-card-prices {
  display: flex;
  flex-direction: column;
  gap: 3px;
  font-size: 0.75rem;
  color: var(--muted);
}

.item-card-controls {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: center;
  flex-shrink: 0;
}

.item-card-qty {
  width: 50px;
  padding: 5px 8px;
  text-align: center;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--card);
  color: var(--text);
  font-size: 0.85rem;
}

.item-card-qty:focus {
  border-color: var(--border-focus);
  background: var(--inset);
}

.item-card-remove {
  padding: 5px 10px;
  background: var(--card);
  border: 1px solid var(--danger-border);
  border-radius: 4px;
  color: var(--danger-text);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.add-item-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
  border: 1px dashed var(--border-dashed);
  border-radius: 6px;
  background: var(--inset);
  cursor: pointer;
  transition: all 0.2s;
}

.add-icon {
  font-size: 2rem;
  font-weight: 300;
  line-height: 1;
  margin-bottom: 6px;
  color: var(--muted);
}

.add-text {
  font-size: 0.8rem;
  color: var(--faint);
}

.search-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

.modal-content {
  position: relative;
  width: 90%;
  max-width: 600px;
  max-height: 85vh;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  overflow-y: auto;
}

.modal-close,
.modal-close-history,
.modal-close-quick,
.modal-close-fairtrade {
  position: absolute;
  top: 15px;
  right: 20px;
  font-size: 1.8rem;
  color: var(--faint);
  cursor: pointer;
  line-height: 1;
  transition: color 0.2s;
  z-index: 10;
  background: none;
  border: none;
  padding: 0;
}

.modal-content h3 {
  margin: 0;
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--text);
}

.modal-content input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--inset);
  color: var(--text);
  font-size: 0.95rem;
}

.modal-content input:focus {
  border-color: var(--border-focus);
  background: var(--card);
}

.modal-results {
  max-height: 300px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.modal-result-item {
  display: grid;
  grid-template-columns: 50px 1fr auto auto;
  gap: 12px;
  align-items: center;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--inset);
  cursor: pointer;
  transition: all 0.2s;
}

.modal-result-image {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.modal-watermelon {
  display: flex;
  gap: 10px;
  padding-top: 15px;
  border-top: 1px solid var(--border);
}

.modal-watermelon input { flex: 1; }

.modal-watermelon button {
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--card);
  color: var(--text);
  font-size: 0.95rem;
  cursor: pointer;
}

.recommendations {
  margin-top: 20px;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card);
}

.recommendations h3 {
  margin: 0 0 15px 0;
  font-size: 1.1rem;
  color: var(--text);
}

#recommendationsContent {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}

.recommendation-item {
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--inset);
  cursor: grab;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 10px;
}

.recommendation-item:active {
  cursor: grabbing;
  opacity: 0.5;
}

.recommendation-item.dragging { opacity: 0.5; }

.recommendation-item img {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.recommendation-info { flex: 1; }

.recommendation-name {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 4px;
}

.recommendation-price {
  font-size: 0.8rem;
  color: var(--muted);
}

.history-list {
  max-height: 500px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.history-item {
  padding: 15px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--inset);
  cursor: pointer;
  transition: all 0.2s;
}

.history-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.history-date {
  font-size: 0.85rem;
  color: var(--muted);
}

.history-delete {
  padding: 4px 8px;
  border: 1px solid var(--danger-border);
  border-radius: 4px;
  background: var(--card);
  color: var(--danger-text);
  font-size: 0.8rem;
  cursor: pointer;
}

.history-trade {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 10px;
  align-items: center;
}

.history-side { font-size: 0.85rem; }

.history-side strong {
  display: block;
  margin-bottom: 5px;
  color: var(--text);
}

.history-items { color: var(--muted); }

.history-arrow {
  font-size: 1.2rem;
  color: var(--faint);
}

.preview-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--overlay-heavy);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 20px;
}

.preview-modal-content {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 30px;
  max-width: 900px;
  max-height: 90vh;
  overflow-y: auto;
  width: 100%;
}

.preview-modal-content h3 {
  margin: 0 0 20px 0;
  color: var(--text);
  font-size: 1.4rem;
  text-align: center;
}

.preview-image-container {
  margin: 20px 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg);
}

.preview-image-container img {
  width: 100%;
  height: auto;
  display: block;
}

.preview-buttons {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}

.preview-btn {
  padding: 12px 24px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--card);
  color: var(--text);
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 500;
  transition: all 0.2s;
}

.quick-view-modal {
  max-width: 800px;
  max-height: 90vh;
}

.quick-view-content {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 20px;
  margin-bottom: 20px;
  align-items: stretch;
}

.quick-view-image {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
}

.quick-view-image img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.quick-view-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.quick-view-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 20px;
}

.favourite-btn {
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 1.1rem;
  cursor: pointer;
  transition: all 0.2s;
  flex-shrink: 0;
  order: -1;
  color: var(--text);
}

.favourite-btn:hover {
  background: var(--inset);
  border-color: var(--border-focus);
}

.favourite-btn.favourited {
  background: var(--inset);
  border-color: var(--border-focus);
  color: var(--gold);
}

.quick-view-details h2 {
  margin: 0;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
  flex: 1;
}

.quick-view-meta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.quick-view-id {
  padding: 6px 12px;
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.85rem;
  color: var(--muted);
}

.quick-view-category {
  padding: 6px 12px;
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.85rem;
  color: var(--accent);
}

.quick-view-trend {
  padding: 6px 12px;
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
}

.quick-view-trend.rising { color: var(--success); }
.quick-view-trend.falling { color: var(--danger); }
.quick-view-trend.stable { color: var(--warning); }
.quick-view-trend.unstable { color: var(--unstable); }

.quick-view-prices {
  display: flex;
  gap: 20px;
  padding: 20px;
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 8px;
  flex-wrap: wrap;
}

.quick-view-price-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
}

.currency-icon-large {
  width: 22px;
  height: 22px;
  object-fit: contain;
}

.quick-view-description {
  padding: 20px;
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 8px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.quick-view-description h3 {
  margin: 0 0 10px 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.5px;
}

.quick-view-description p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--text);
}

.quick-view-notes {
  padding: 20px;
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 20px;
}

.quick-view-notes h3 {
  margin: 0 0 12px 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.5px;
}

#itemNotes {
  width: 100%;
  min-height: 80px;
  padding: 12px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
  resize: vertical;
  margin-bottom: 10px;
}

#itemNotes:focus {
  outline: none;
  border-color: var(--border-focus);
}

.save-notes-btn {
  padding: 10px 20px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.save-notes-btn:hover {
  background: var(--inset);
  border-color: var(--border-focus);
}

.quick-view-price-history {
  padding: 20px;
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 20px;
}

.quick-view-price-history h3 {
  margin: 0 0 15px 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.5px;
}

#priceHistoryChart {
  width: 100% !important;
  height: 200px !important;
}

.quick-view-last-updated {
  padding: 12px 20px;
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  margin-bottom: 20px;
}

.last-updated-label {
  color: var(--muted);
  font-weight: 500;
}

.last-updated-date {
  color: var(--text);
  font-weight: 600;
}

.quick-view-actions {
  display: grid;
  grid-template-columns: 1fr 1fr 120px;
  grid-template-rows: auto auto;
  gap: 12px;
  margin-bottom: 20px;
}

.quick-view-btn {
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card);
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.quick-view-quantity {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 12px;
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.quick-view-quantity label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.quick-view-quantity input {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--card);
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 600;
  text-align: center;
}

.quick-view-quantity input:focus {
  border-color: var(--border-focus);
  background: var(--inset);
}

.quick-view-btn-secondary {
  grid-column: 1 / -1;
  background: var(--card);
  border: 1px solid var(--border);
}

.quick-view-similar {
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.quick-view-similar h3 {
  margin: 0 0 16px 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
}

.similar-items-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
}

.similar-item-card {
  padding: 12px;
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
}

.similar-item-card img {
  width: 60px;
  height: 60px;
  object-fit: contain;
}

.similar-item-name {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text);
}

.similar-item-price {
  font-size: 0.75rem;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

.similar-item-price img {
  width: 14px;
  height: 14px;
}

#inventorySection {
  margin-top: 40px;
}

.inventory-totals-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

.inventory-total-item {
  padding: 16px 20px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.inventory-total-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--muted);
}

.inventory-total-value {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
}

.inventory-most-valuable {
  padding: 12px 20px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 16px;
  font-size: 0.9rem;
  color: var(--muted);
}

.inventory-most-valuable strong {
  color: var(--accent);
}

.inventory-btn-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
}

.inventory-category-breakdown {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
}

.inventory-category-chip {
  padding: 12px 16px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 140px;
}

.inventory-cat-name {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--muted);
}

.inventory-cat-value {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--accent);
}

.inventory-cat-count {
  font-size: 0.75rem;
  color: var(--faint);
}

.inventory-items-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 10px;
  margin-bottom: 20px;
}

.inventory-empty {
  padding: 40px 20px;
  text-align: center;
  border: 1px dashed var(--border-dashed);
  border-radius: 8px;
  background: var(--inset);
}

.inventory-empty-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
}

.inventory-empty-text {
  font-size: 0.9rem;
  color: var(--muted);
  max-width: 400px;
  margin: 0 auto;
  line-height: 1.5;
}

#playlistSection {
  margin-top: 40px;
}

.playlist-now-playing {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
  gap: 10px;
}

.playlist-track-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.playlist-track-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
}

.playlist-track-artist {
  font-size: 0.85rem;
  color: var(--muted);
}

.playlist-timer {
  font-size: 0.9rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.playlist-progress-box {
  padding: 14px 16px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 12px;
}

.playlist-seek {
  width: 100%;
  height: 6px;
  padding: 0;
  border: none;
  border-radius: 3px;
  background: var(--border);
  outline: none;
  cursor: pointer;
  accent-color: var(--accent);
}

.playlist-tracks {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.playlist-track-row {
  display: grid;
  grid-template-columns: 30px 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
}

.playlist-track-row.playing {
  background: var(--inset);
  border-color: var(--border-focus);
}

.playlist-track-num {
  font-size: 0.8rem;
  color: var(--faint);
  text-align: center;
}

.playlist-track-row.playing .playlist-track-num {
  color: var(--text);
  font-weight: 600;
}

.playlist-track-row-info {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.playlist-track-row-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}

.playlist-track-row-artist {
  font-size: 0.78rem;
  color: var(--muted);
}

.playlist-track-play-btn {
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--card);
  color: var(--text);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.sticky-search {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 500;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 10px 16px;
  display: none;
  box-shadow: 0 2px 8px var(--shadow);
}

.sticky-search input {
  width: 100%;
  background: var(--inset);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 0.95rem;
  padding: 10px 14px;
  border-radius: 6px;
}

.sticky-search.visible {
  display: block;
}

#settingsSection {
  margin-top: 40px;
}

.settings-inline-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.settings-row {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.settings-block {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.settings-section-title {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--muted);
}

.settings-theme-toggle {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.settings-theme-label {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text);
  flex: 1;
}

.settings-theme-label:last-child {
  text-align: right;
}

.settings-toggle {
  position: relative;
  display: inline-block;
  width: 52px;
  height: 28px;
  cursor: pointer;
  flex-shrink: 0;
}

.settings-toggle input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.settings-toggle-slider {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--accent);
  border-radius: 28px;
  transition: background 0.3s;
  border: none;
}

.settings-toggle-slider::before {
  content: "";
  position: absolute;
  width: 22px;
  height: 22px;
  left: 3px;
  top: 3px;
  background: #fff;
  border-radius: 50%;
  transition: transform 0.3s;
  box-shadow: 0 1px 4px rgba(0,0,0,0.3);
}

.settings-toggle input:checked + .settings-toggle-slider::before {
  transform: translateX(24px);
}

.settings-colors-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 10px;
}

.settings-color-item {
  display: flex;
  flex-direction: column;
  cursor: pointer;
  border-radius: 10px;
  overflow: hidden;
  border: 2px solid var(--border);
  transition: border-color 0.2s, transform 0.15s;
  position: relative;
}

.settings-color-item:hover {
  border-color: var(--border-focus);
  transform: translateY(-2px);
}

.swatch-preview {
  height: 70px;
  width: 100%;
}

.swatch-footer {
  padding: 6px 8px;
  background: var(--card);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.swatch-name {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text);
}

.swatch-edit {
  font-size: 0.7rem;
  color: var(--faint);
}

.swatch-input {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  cursor: pointer;
  border: none;
  padding: 0;
}

.settings-reset-btn {
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--inset);
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  width: 100%;
}

.settings-reset-btn:hover {
  border-color: var(--border-focus);
  color: var(--text);
}

.fair-trade-desc {
  margin: 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.fair-trade-item-preview {
  padding: 14px;
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.fair-trade-item-preview img {
  width: 52px;
  height: 52px;
  object-fit: contain;
}

.fair-trade-item-preview-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.fair-trade-item-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
}

.fair-trade-item-value {
  font-size: 0.85rem;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 5px;
}

.fair-trade-item-value img {
  width: 14px;
  height: 14px;
}

.fair-trade-suggestions-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding-top: 4px;
}

.fair-trade-empty {
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
  padding: 20px 0;
}

#aboutSection {
  margin-top: 40px;
}

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

.about-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
}

.about-subtitle {
  margin: 0 0 20px 0;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}

.faq-question {
  padding: 14px 16px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--inset);
  transition: background 0.2s;
  user-select: none;
}

.faq-question::after {
  content: "+";
  font-size: 1.2rem;
  font-weight: 300;
  color: var(--faint);
  transition: transform 0.2s;
  flex-shrink: 0;
  margin-left: 12px;
}

.faq-item.open .faq-question::after {
  transform: rotate(45deg);
}

.faq-question:hover {
  background: var(--hover-deep);
}

.faq-answer {
  display: none;
  padding: 14px 16px;
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--muted);
  background: var(--card);
  border-top: 1px solid var(--border);
}

.faq-item.open .faq-answer {
  display: block;
}

.glossary-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.glossary-term {
  padding: 12px 14px;
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.glossary-term-name {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
}

.glossary-term-desc {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.4;
}

footer {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  color: var(--faint);
  font-size: 0.85rem;
  text-align: center;
}

footer a {
  color: var(--accent);
  text-decoration: none;
}

@media (hover: hover) {
  button:hover { background: var(--inset); border-color: var(--border-focus); }
  .action-btn:hover { background: var(--inset); border-color: var(--border-focus); }
  .share-trade-btn:hover { background: var(--inset); border-color: var(--border-focus); }
  .item-card-list:hover { background: var(--inset); border-color: var(--border-focus); }
  .item-card:hover { background: var(--hover-deep); border-color: var(--border-hover); }
  .item-card-remove:hover { background: var(--danger-bg-hover); border-color: var(--danger-border-hover); }
  .add-item-box:hover { border-color: var(--border-dashed); background: var(--hover-deep); }
  .modal-close:hover,
  .modal-close-history:hover,
  .modal-close-quick:hover,
  .modal-close-fairtrade:hover { color: var(--text); }
  .modal-result-item:hover { background: var(--hover-deep); border-color: var(--border-hover); }
  .modal-watermelon button:hover { background: var(--inset); border-color: var(--border-focus); }
  .recommendation-item:hover { background: var(--hover-deep); border-color: var(--accent); transform: translateY(-2px); }
  .history-item:hover { background: var(--hover-deep); border-color: var(--accent); }
  .history-delete:hover { background: var(--danger-bg-hover); }
  .preview-btn:hover { background: var(--inset); border-color: var(--border-focus); }
  .quick-view-btn:hover { background: var(--inset); border-color: var(--border-focus); }
  .similar-item-card:hover { background: var(--hover-deep); border-color: var(--accent); transform: translateY(-2px); }
  .playlist-track-row:hover { background: var(--inset); border-color: var(--border-focus); }
  .playlist-track-play-btn:hover { background: var(--inset); border-color: var(--border-focus); }
  .inventory-category-chip:hover { border-color: var(--border-focus); }
  footer a:hover { text-decoration: underline; }
}

@media (max-width: 1440px) {
  body > * { max-width: 100%; }
}

@media (max-width: 1024px) {
  .about-grid { grid-template-columns: 1fr; }
  .settings-colors-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  body { padding: 15px; }
  header { padding: 15px; }
  .logo { height: 40px; }
  header h1 { font-size: 1.2rem; }
  #itemsContainer { grid-template-columns: 1fr; }
  .controls-bar { flex-direction: column; align-items: stretch; }
  .search-autocomplete, .search-history { max-height: 200px; }
  .calculator-title h2 { font-size: 1.5rem; }
  .calculator-actions { grid-template-columns: 1fr 1fr; }
  .action-btn { padding: 10px; font-size: 0.85rem; }
  .calculator-btn-row { grid-template-columns: 1fr; }
  .fair-trade-full-btn { grid-column: 1; }
  .calculator-body { grid-template-columns: 1fr; gap: 15px; }
  .offer-column { padding: 12px; }
  .offer-title { font-size: 1rem; }
  .offer-totals { font-size: 0.85rem; gap: 12px; }
  .item-card { grid-template-columns: 45px 1fr; grid-template-rows: auto auto; align-items: start; gap: 8px; padding: 10px; }
  .item-card-image { width: 45px; height: 45px; grid-row: 1; grid-column: 1; }
  .item-card-info { grid-row: 1; grid-column: 2; }
  .item-card-name { font-size: 0.85rem; }
  .item-card-prices { flex-direction: column; font-size: 0.7rem; gap: 2px; }
  .item-card-controls { grid-row: 2; grid-column: 1 / -1; flex-direction: row; justify-content: flex-end; align-items: center; gap: 8px; margin-top: 4px; }
  .item-card-qty { width: 50px; padding: 5px 8px; font-size: 0.8rem; }
  .item-card-remove { padding: 5px 12px; font-size: 0.75rem; }
  .add-item-box { padding: 16px; }
  .add-icon { font-size: 1.5rem; }
  .add-text { font-size: 0.75rem; }
  #recommendationsContent { grid-template-columns: 1fr; }
  .modal-content { padding: 20px; max-height: 90vh; }
  .preview-modal { padding: 10px; }
  .preview-modal-content { padding: 20px; }
  .preview-buttons { flex-direction: column; }
  .preview-btn { width: 100%; }
  .quick-view-content { grid-template-columns: 1fr; gap: 16px; }
  .quick-view-image { height: 200px; padding: 16px; }
  .quick-view-details h2 { font-size: 1.5rem; }
  .quick-view-prices { flex-direction: column; gap: 12px; }
  #priceHistoryChart { height: 180px !important; }
  .quick-view-price-history { padding: 15px; margin-bottom: 16px; }
  .quick-view-last-updated { padding: 10px 15px; font-size: 0.85rem; flex-wrap: wrap; margin-bottom: 16px; }
  .quick-view-actions { grid-template-columns: 1fr; grid-template-rows: auto; margin-bottom: 16px; }
  .quick-view-quantity { flex-direction: row; justify-content: space-between; }
  .quick-view-quantity input { width: 80px; }
  .quick-view-btn-secondary { grid-column: 1; }
  .similar-items-grid { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
  .playlist-now-playing { flex-direction: column; align-items: flex-start; }
  .playlist-track-row { grid-template-columns: 24px 1fr auto; }
  .sticky-search.visible { display: block; }
  .glossary-grid { grid-template-columns: 1fr; }
  .settings-colors-grid { grid-template-columns: repeat(3, 1fr); }
  .inventory-totals-bar { grid-template-columns: 1fr; gap: 8px; }
  .inventory-btn-row { grid-template-columns: 1fr; }
  .inventory-items-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  body { padding: 10px; }
  header h1 { font-size: 1rem; }
  .calculator-title h2 { font-size: 1.2rem; }
  .calculator-actions { grid-template-columns: 1fr; }
  .action-btn { font-size: 0.8rem; padding: 8px; }
  .modal-content { padding: 15px; }
  .modal-content h3 { font-size: 1.2rem; }
  .quick-view-details h2 { font-size: 1.2rem; }
  #priceHistoryChart { height: 160px !important; }
  .quick-view-price-history { padding: 12px; }
  .quick-view-price-history h3 { font-size: 0.9rem; }
  .similar-items-grid { grid-template-columns: 1fr 1fr; }
  .settings-colors-grid { grid-template-columns: repeat(3, 1fr); }
  .about-card { padding: 16px; }
}


/* ============================================================
   PAGE NAV
   ============================================================ */

.page-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    padding: 8px 0 0;
}

.nav-link {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.85rem;
    padding: 5px 12px;
    border-radius: 6px;
    border: 1px solid transparent;
    transition: color 0.15s, background 0.15s, border-color 0.15s;
}

.nav-link:hover {
    color: var(--text);
    background: var(--inset);
    border-color: var(--border);
}

.nav-link-active {
    color: var(--accent);
    border-color: var(--border);
    background: var(--inset);
}

/* ============================================================
   HOMEPAGE
   ============================================================ */

.home-hero {
    max-width: 860px;
    margin: 48px auto 36px;
    padding: 0 20px;
    text-align: center;
}

.home-hero-logo {
    width: 72px;
    height: 72px;
    border-radius: 16px;
    margin-bottom: 16px;
}

.home-hero-title {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text);
    margin: 0 0 12px;
}

.home-hero-desc {
    color: var(--muted);
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
}

.home-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    max-width: 860px;
    margin: 0 auto 60px;
    padding: 0 20px;
}

.home-card {
    display: block;
    background: rgba(17, 24, 39, 0.6);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px 20px;
    text-decoration: none;
    transition: border-color 0.15s, background 0.15s, transform 0.15s;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.home-card:hover {
    border-color: var(--accent);
    background: var(--hover-card);
    transform: translateY(-2px);
}

.home-card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
}

.home-card-desc {
    font-size: 0.85rem;
    color: var(--muted);
    line-height: 1.5;
}

@media (max-width: 768px) {
    .home-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .home-hero-title {
        font-size: 1.25rem;
    }

    .page-nav {
        gap: 2px;
    }

    .nav-link {
        font-size: 0.78rem;
        padding: 4px 8px;
    }
}

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