/* Rzzro Prices Dashboard — Brand-compliant */
:root {
  --primary: #4F46E5;
  --accent: #6D5EF7;
  --text: #111827;
  --text-secondary: #6B7280;
  --border: #E5E7EB;
  --bg-light: #F7F8FA;
  --bg-white: #FFFFFF;
  --positive: #059669;
  --negative: #DC2626;
  --neutral: #6B7280;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;
  --font-sans: Inter, -apple-system, BlinkMacSystemFont, sans-serif;
}

body { margin: 0; font-family: var(--font-sans); background: var(--bg-light); color: var(--text); }

.back-link { margin-left: 16px; color: var(--text-secondary) !important; font-size: 13px !important; }

/* Page Header */
.page-header {
  max-width: 1320px; margin: 0 auto; padding: 32px 24px 16px;
}
.page-header h1 { font-size: 28px; font-weight: 600; margin: 0 0 4px; }
.page-header p { color: var(--text-secondary); font-size: 14px; margin: 0; }
.last-updated {
  font-family: var(--font-mono); font-size: 11px; color: var(--text-secondary);
  margin-top: 8px;
}

/* Controls Bar */
.controls-bar {
  max-width: 1320px; margin: 0 auto; padding: 0 24px 16px;
  display: flex; gap: 12px; flex-wrap: wrap; align-items: center;
}
.search-box {
  flex: 1; min-width: 200px; padding: 10px 14px; border: 1px solid var(--border);
  border-radius: 4px; font-size: 14px; background: var(--bg-white);
  font-family: var(--font-sans);
}
.search-box:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 2px rgba(79,70,229,0.1); }
.category-tabs {
  display: flex; gap: 4px; flex-wrap: wrap;
}
.category-tab {
  padding: 6px 14px; border: 1px solid var(--border); border-radius: 4px;
  font-size: 12px; font-weight: 500; cursor: pointer; background: var(--bg-white);
  color: var(--text-secondary); transition: all 0.15s;
  font-family: var(--font-sans);
}
.category-tab:hover { border-color: var(--primary); color: var(--primary); }
.category-tab.active { background: var(--primary); color: white; border-color: var(--primary); }
.btn-download {
  padding: 8px 16px; background: var(--primary); color: white; border: none;
  border-radius: 4px; font-size: 13px; font-weight: 500; cursor: pointer;
  font-family: var(--font-sans); white-space: nowrap;
}
.btn-download:hover { background: var(--accent); }
.commodity-count {
  font-size: 12px; color: var(--text-secondary); font-family: var(--font-mono);
  margin-left: auto; white-space: nowrap;
}

/* Grid */
.prices-grid {
  max-width: 1320px; margin: 0 auto; padding: 0 24px 40px;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 12px;
}

/* Card */
.commodity-card {
  background: var(--bg-white); border: 1px solid var(--border);
  border-radius: 0; padding: 16px; cursor: pointer;
  transition: border-color 0.15s;
  position: relative;
}
.commodity-card:hover { border-color: var(--primary); }
.commodity-card.hidden { display: none; }
.card-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 8px; }
.card-name {
  font-size: 14px; font-weight: 600; margin: 0; line-height: 1.3;
}
.card-category {
  font-size: 10px; color: var(--text-secondary); font-family: var(--font-mono);
  text-transform: uppercase; letter-spacing: 0.5px;
}
.card-price-row {
  display: flex; align-items: baseline; gap: 8px; margin-bottom: 4px;
}
.card-price {
  font-size: 22px; font-weight: 600; font-family: var(--font-mono);
  color: var(--text);
}
.card-price.loading { color: var(--text-secondary); font-size: 14px; }
.card-unit { font-size: 12px; color: var(--text-secondary); font-family: var(--font-mono); }
.card-change {
  font-size: 13px; font-weight: 500; font-family: var(--font-mono);
  padding: 1px 6px; border-radius: 3px;
}
.card-change.positive { color: var(--positive); background: rgba(5,150,101,0.08); }
.card-change.negative { color: var(--negative); background: rgba(220,38,38,0.08); }
.card-change.neutral { color: var(--neutral); background: rgba(107,114,128,0.08); }
.card-sparkline { height: 40px; margin-top: 8px; }
.card-source {
  font-size: 10px; color: var(--text-secondary); margin-top: 6px;
  font-family: var(--font-mono);
}
.card-note {
  font-size: 10px; color: var(--accent); margin-top: 2px;
  font-family: var(--font-mono); opacity: 0.8;
}
.card-nodata {
  font-size: 11px; color: var(--text-secondary); font-style: italic;
  margin-top: 4px;
}

/* Detail Modal */
.modal-overlay {
  display: none; position: fixed; inset: 0; z-index: 1000;
  background: rgba(0,0,0,0.4);
}
.modal-overlay.open { display: flex; align-items: center; justify-content: center; }
.modal-content {
  background: var(--bg-white); width: 90%; max-width: 880px; max-height: 90vh;
  overflow-y: auto; border: 1px solid var(--border);
  position: relative;
}
.modal-close {
  position: absolute; top: 12px; right: 16px;
  font-size: 24px; cursor: pointer; color: var(--text-secondary);
  background: none; border: none; font-family: var(--font-sans);
  line-height: 1; z-index: 10;
}
.modal-close:hover { color: var(--text); }
.modal-body { padding: 32px; }
.modal-header { margin-bottom: 24px; }
.modal-header h2 { font-size: 24px; margin: 0 0 4px; }
.modal-header .modal-meta {
  font-family: var(--font-mono); font-size: 11px; color: var(--text-secondary);
}
.modal-source-note {
  margin-top: 8px; padding: 6px 10px;
  font-family: var(--font-mono); font-size: 11px;
  background: rgba(79,70,229,0.06); border-radius: 4px;
  color: var(--accent); line-height: 1.4;
}
.modal-stats {
  display: flex; gap: 32px; margin-bottom: 24px;
}
.modal-stat-value {
  font-size: 32px; font-weight: 600; font-family: var(--font-mono);
}
.modal-stat-label { font-size: 11px; color: var(--text-secondary); font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.5px; margin-top: 2px; }
.modal-chart-container {
  position: relative; height: 360px; margin-bottom: 24px;
}
/* Range Selector */
.range-selector {
  display: flex; gap: 4px; margin-bottom: 12px;
}
.range-btn {
  padding: 4px 12px; border: 1px solid var(--border); border-radius: 3px;
  font-size: 11px; font-weight: 500; cursor: pointer; background: var(--bg-white);
  color: var(--text-secondary); font-family: var(--font-mono);
  transition: all 0.15s;
}
.range-btn:hover { border-color: var(--primary); color: var(--primary); }
.range-btn.active { background: var(--primary); color: white; border-color: var(--primary); }

.modal-actions {
  display: flex; gap: 8px; margin-bottom: 24px;
}
.modal-actions button {
  padding: 8px 16px; border: 1px solid var(--border); border-radius: 4px;
  background: var(--bg-white); cursor: pointer; font-size: 12px; font-weight: 500;
  font-family: var(--font-sans); transition: all 0.15s;
}
.modal-actions button:hover { border-color: var(--primary); color: var(--primary); }
.modal-actions button.primary { background: var(--primary); color: white; border-color: var(--primary); }
.modal-actions button.primary:hover { background: var(--accent); }
.modal-history-table {
  width: 100%; border-collapse: collapse; font-size: 12px; font-family: var(--font-mono);
}
.modal-history-table th {
  text-align: left; padding: 6px 10px; border-bottom: 2px solid var(--border);
  color: var(--text-secondary); font-size: 10px; text-transform: uppercase; letter-spacing: 0.5px;
}
.modal-history-table td { padding: 6px 10px; border-bottom: 1px solid var(--border); }
.modal-history-table tr:hover td { background: var(--bg-light); }

/* State messages */
.loading-state, .error-state, .empty-state {
  text-align: center; padding: 60px 24px; color: var(--text-secondary);
  grid-column: 1 / -1;
}
.loading-state .spinner {
  display: inline-block; width: 24px; height: 24px;
  border: 2px solid var(--border); border-top-color: var(--primary);
  border-radius: 50%; animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Responsive */
@media (max-width: 768px) {
  .prices-grid { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 8px; padding: 0 12px 24px; }
  .page-header { padding: 20px 12px 12px; }
  .page-header h1 { font-size: 22px; }
  .controls-bar { padding: 0 12px 12px; flex-direction: column; align-items: stretch; }
  .search-box { min-width: auto; }
  .category-tabs { overflow-x: auto; padding-bottom: 4px; }
  .modal-body { padding: 20px; }
  .modal-stats { gap: 16px; flex-wrap: wrap; }
  .modal-stat-value { font-size: 24px; }
  .modal-chart-container { height: 240px; }
  .commodity-count { margin-left: 0; }
}