/* ═══════════════════════════════════════════════
   DAIS PricesCrawler — Design System
   Dark/Light theme via CSS variables
   ═══════════════════════════════════════════════ */

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

/* ── Root tokens (Dark by default) ── */
:root,
[data-theme="dark"] {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-card: rgba(30, 41, 59, 0.7);
  --bg-input: #0f172a;
  --bg-hover: #334155;
  --bg-log: #020617;

  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-accent: #3b82f6;

  --border: #334155;
  --border-hover: #475569;

  --accent-blue: #3b82f6;
  --accent-green: #10b981;
  --accent-amber: #f59e0b;
  --accent-purple: #8b5cf6;
  --accent-red: #ef4444;
  --accent-cyan: #06b6d4;

  --gradient-hero: linear-gradient(135deg, #3b82f6, #10b981);
  --gradient-blue: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(59, 130, 246, 0.05));
  --gradient-green: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(16, 185, 129, 0.05));
  --gradient-amber: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(245, 158, 11, 0.05));
  --gradient-purple: linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(139, 92, 246, 0.05));

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);

  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-full: 9999px;

  --map-tiles: dark;
  --echarts-theme: dark;
}

/* ── Light theme ── */
[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-input: #ffffff;
  --bg-hover: #f1f5f9;
  --bg-log: #f8fafc;

  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --text-accent: #2563eb;

  --border: #e2e8f0;
  --border-hover: #cbd5e1;

  --accent-blue: #2563eb;
  --accent-green: #059669;
  --accent-amber: #d97706;
  --accent-purple: #7c3aed;
  --accent-red: #dc2626;
  --accent-cyan: #0891b2;

  --gradient-hero: linear-gradient(135deg, #2563eb, #059669);
  --gradient-blue: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(37, 99, 235, 0.03));
  --gradient-green: linear-gradient(135deg, rgba(5, 150, 105, 0.1), rgba(5, 150, 105, 0.03));
  --gradient-amber: linear-gradient(135deg, rgba(217, 119, 6, 0.1), rgba(217, 119, 6, 0.03));
  --gradient-purple: linear-gradient(135deg, rgba(124, 58, 237, 0.1), rgba(124, 58, 237, 0.03));

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);

  --map-tiles: light;
  --echarts-theme: light;
}

/* ── Reset & base ── */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 15px;
  scroll-behavior: smooth;
  color-scheme: dark light;
}

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  transition: background 0.3s ease, color 0.3s ease;
}

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

a:hover {
  text-decoration: underline;
}

/* ── SVG icons ── */
.icon {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
  vertical-align: middle;
}

.icon--sm {
  width: 1rem;
  height: 1rem;
}

.icon--lg {
  width: 1.5rem;
  height: 1.5rem;
}

/* ── Layout ── */
.app {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ── Header ── */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.5rem;
}

.header__logo {
  font-size: 1.4rem;
  font-weight: 700;
  background: var(--gradient-hero);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.header__logo span {
  font-size: 1.6rem;
}

/* Theme toggle */
.theme-toggle {
  position: relative;
  width: 52px;
  height: 28px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.3s;
}

.theme-toggle::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  background: var(--accent-blue);
  border-radius: 50%;
  transition: transform 0.3s;
}

[data-theme="light"] .theme-toggle::after {
  transform: translateX(24px);
  background: var(--accent-amber);
}

.theme-toggle__icon {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.75rem;
  line-height: 1;
}

.theme-toggle__icon--dark {
  left: 6px;
}

.theme-toggle__icon--light {
  right: 6px;
}

/* ── Search bar ── */
.search-bar {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.search-bar__select {
  padding: 0.75rem 1rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.9rem;
  font-family: inherit;
  outline: none;
  cursor: pointer;
  min-width: 200px;
  transition: border-color 0.2s;
}

.search-bar__select:focus {
  border-color: var(--accent-blue);
}

.search-bar__fields {
  display: flex;
  flex: 1;
  gap: 0.5rem;
}

.search-bar__input {
  flex: 1;
  padding: 0.75rem 1rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 1rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
}

.search-bar__input:focus {
  border-color: var(--accent-blue);
}

.search-bar__input::placeholder {
  color: var(--text-muted);
}

.match-highlight {
  background: rgba(59, 130, 246, 0.2);
  color: var(--accent-blue);
  border-radius: 2px;
  padding: 0 2px;
  font-weight: 600;
}

.search-bar__btn {
  padding: 0.75rem 1.5rem;
  background: var(--accent-blue);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: opacity 0.2s, transform 0.1s;
  white-space: nowrap;
}

.search-bar__btn:hover {
  opacity: 0.9;
}

.search-bar__btn:active {
  transform: scale(0.98);
}

.search-bar__btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ── Tabs ── */
.tabs {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.5rem;
}

.tab {
  padding: 0.65rem 1.25rem;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.tab:hover {
  color: var(--text-primary);
}

.tab--active {
  color: var(--accent-blue);
  border-bottom-color: var(--accent-blue);
}

.tab-spacer {
  flex: 1;
}

/* History dropdown */
.history-select {
  padding: 0.45rem 0.75rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.85rem;
  font-family: inherit;
  cursor: pointer;
  max-width: 320px;
  outline: none;
}

.history-select:focus {
  border-color: var(--accent-blue);
}

/* Tab content */
.tab-panel {
  display: none;
}

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

/* ── Progress bar ── */
.progress {
  margin-bottom: 1.25rem;
  display: none;
}

.progress--visible {
  display: block;
}

.progress__bar {
  height: 6px;
  background: var(--bg-secondary);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.progress__fill {
  height: 100%;
  background: var(--gradient-hero);
  border-radius: var(--radius-full);
  width: 0%;
  transition: width 0.5s ease;
}

.progress__text {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ── Execution log (terminal style) ── */
.exec-log {
  background: var(--bg-log);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem;
  font-family: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;
  font-size: 0.8rem;
  line-height: 1.6;
  max-height: 500px;
  overflow-y: auto;
  color: var(--text-secondary);
}

.exec-log::-webkit-scrollbar {
  width: 6px;
}

.exec-log::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

.exec-log__line {
  display: flex;
  gap: 0.75rem;
  padding: 0.15rem 0;
}

.exec-log__time {
  color: var(--text-muted);
  flex-shrink: 0;
  min-width: 5.5rem;
}

.exec-log__node {
  color: var(--accent-cyan);
  font-weight: 500;
  flex-shrink: 0;
  min-width: 10rem;
}

.exec-log__msg {
  color: var(--text-primary);
}

.exec-log__line--success .exec-log__msg {
  color: var(--accent-green);
}

.exec-log__line--error .exec-log__msg {
  color: var(--accent-red);
}

.exec-log__line--warning .exec-log__msg {
  color: var(--accent-amber);
}

.exec-log__empty {
  color: var(--text-muted);
  text-align: center;
  padding: 3rem 0;
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
}

/* ── Summary cards ── */
.summary-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.summary-card {
  padding: 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  backdrop-filter: blur(12px);
  transition: transform 0.2s, box-shadow 0.2s;
}

.summary-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.summary-card--blue {
  background: var(--gradient-blue);
}

.summary-card--green {
  background: var(--gradient-green);
}

.summary-card--amber {
  background: var(--gradient-amber);
}

.summary-card--purple {
  background: var(--gradient-purple);
}

.summary-card__value {
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.2;
}

.summary-card--blue .summary-card__value {
  color: var(--accent-blue);
}

.summary-card--green .summary-card__value {
  color: var(--accent-green);
}

.summary-card--amber .summary-card__value {
  color: var(--accent-amber);
}

.summary-card--purple .summary-card__value {
  color: var(--accent-purple);
}

.summary-card__label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ── Two-column layout (map + chart) ── */
.dashboard-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

@media (max-width: 900px) {
  .dashboard-row {
    grid-template-columns: 1fr;
  }
}

/* ── Card (generic) ── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  backdrop-filter: blur(12px);
  overflow: hidden;
}

.card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
  font-size: 0.9rem;
}

.card__body {
  padding: 1rem;
}

/* Map container */
#map-container {
  height: 400px;
  border-radius: 0;
}

/* Chart containers */
.charts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

@media (max-width: 900px) {
  .charts-grid {
    grid-template-columns: 1fr;
  }
}

.chart-container {
  height: 350px;
}

/* ── Insights ── */
.insights {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(12px);
}

.insights__title {
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.insights__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.insights__item {
  padding: 0.5rem 0.75rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  line-height: 1.5;
  color: var(--text-secondary);
  border-left: 3px solid var(--accent-blue);
}

/* ── Listings table ── */
.table-card {
  margin-bottom: 2rem;
}

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

.table-filter {
  padding: 0.4rem 0.8rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.85rem;
  font-family: inherit;
  outline: none;
  min-width: 200px;
}

.table-filter:focus {
  border-color: var(--accent-blue);
}

.btn-csv {
  padding: 0.4rem 1rem;
  background: var(--accent-green);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  transition: opacity 0.2s;
}

.btn-csv:hover {
  opacity: 0.85;
}

.table-wrapper {
  overflow-x: auto;
  margin-top: 0.75rem;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.data-table th {
  text-align: left;
  padding: 0.6rem 0.75rem;
  border-bottom: 2px solid var(--border);
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

.data-table th:hover {
  color: var(--text-primary);
}

.data-table th .sort-icon {
  display: inline-block;
  margin-left: 0.25rem;
  opacity: 0.4;
}

.data-table th.sorted .sort-icon {
  opacity: 1;
  color: var(--accent-blue);
}

.data-table td {
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.data-table tbody tr {
  transition: background 0.15s;
}

.data-table tbody tr:hover {
  background: var(--bg-hover);
}

.price-cell {
  font-weight: 600;
  color: var(--accent-green);
}

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  padding: 1rem 0;
}

.pagination__btn {
  padding: 0.35rem 0.7rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.15s;
}

.pagination__btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.pagination__btn--active {
  background: var(--accent-blue);
  border-color: var(--accent-blue);
  color: #fff;
}

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

.pagination__info {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0 0.5rem;
}

/* ── Empty state ── */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-muted);
}

.empty-state__icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.empty-state__title {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.empty-state__text {
  font-size: 0.9rem;
}

/* ── Animations ── */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  animation: fadeIn 0.3s ease forwards;
}

/* ── Leaflet overrides ── */
.leaflet-popup-content-wrapper {
  background: var(--bg-card) !important;
  color: var(--text-primary) !important;
  border: 1px solid var(--border) !important;
  border-radius: var(--radius-md) !important;
  box-shadow: var(--shadow-lg) !important;
}

.leaflet-popup-tip {
  background: var(--bg-card) !important;
  border: 1px solid var(--border) !important;
}