@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
  --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --bg-primary: #0a0a0a;
  --bg-secondary: #121212;
  --bg-card: #161616;
  --border-color: #222222;
  --border-color-hover: #333333;
  --color-text-primary: #f4f4f4;
  --color-text-secondary: #a0a0a0;
  --color-text-muted: #555555;
  --color-tesla: #e82127;
  --color-accent-blue: #1c63df;
  --color-accent-green: #0e9f6e;
  --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --radius-tds: 4px;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--color-text-primary);
  min-height: 100vh;
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 10, 0.95);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 2rem;
}

.nav-container {
  max-width: 1500px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.logo-area svg {
  fill: var(--color-text-primary);
  height: 14px;
  transition: var(--transition-fast);
}

.logo-area:hover svg {
  fill: var(--color-tesla);
}

.logo-tesla-text {
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 5px;
  color: var(--color-text-primary);
  transition: var(--transition-fast);
}

.logo-area:hover .logo-tesla-text {
  color: var(--color-tesla);
}

.logo-text {
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--color-text-primary);
  text-transform: uppercase;
}

.nav-right-area {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.main-container {
  max-width: 1500px;
  margin: 2rem auto;
  padding: 0 2rem;
}

.stats-banner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-tds);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  font-weight: 600;
  margin-bottom: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.stat-value {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: -0.5px;
}

.control-panel {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-tds);
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.search-row {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  width: 100%;
}

.filter-toggle-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--color-text-primary);
  padding: 0.75rem 1.25rem;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.85rem;
  border-radius: var(--radius-tds);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition-fast);
  white-space: nowrap;
  height: 100%;
}

.filter-toggle-btn:hover {
  background: var(--bg-primary);
  border-color: var(--color-text-secondary);
}

.filter-toggle-btn.active {
  background: var(--color-text-primary);
  border-color: var(--color-text-primary);
  color: var(--bg-primary);
}

.filter-toggle-btn.active svg {
  transform: rotate(180deg);
}

.advanced-filters {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.25s ease-out;
}

.advanced-filters.show {
  max-height: 1200px;
  opacity: 1;
}

.search-input {
  width: 100%;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--color-text-primary);
  padding: 0.75rem 1rem 0.75rem 2.5rem;
  border-radius: var(--radius-tds);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

.search-input:focus {
  outline: none;
  border-color: var(--color-text-secondary);
}

.search-icon {
  position: absolute;
  left: 0.9rem;
  top: 50%;
  transform: translateY(-50%);
  fill: var(--color-text-secondary);
  width: 16px;
  height: 16px;
  pointer-events: none;
}

.filter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.price-input-row {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  width: 100%;
}

.filter-input-price {
  flex: 1;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--color-text-primary);
  padding: 0.4rem 0.6rem;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  border-radius: var(--radius-tds);
  transition: var(--transition-fast);
  width: 100%;
}

.filter-input-price:focus {
  outline: none;
  border-color: var(--color-text-secondary);
}

.price-separator {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  font-weight: 600;
}

.filter-select {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--color-text-primary);
  padding: 0.4rem 0.6rem;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  border-radius: var(--radius-tds);
  cursor: pointer;
  transition: var(--transition-fast);
  width: 100%;
  outline: none;
  appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg fill='%23a0a0a0' height='24' viewBox='0 0 24 24' width='24' xmlns='http://www.w3.org/2000/svg'><path d='M7 10l5 5 5-5z'/><path d='M0 0h24v24H0z' fill='none'/></svg>");
  background-repeat: no-repeat;
  background-position: right 0.5rem center;
  background-size: 1rem;
  padding-right: 1.8rem;
}

.filter-select:focus {
  border-color: var(--color-text-secondary);
}

.filter-title {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.checkbox-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.pill-checkbox {
  cursor: pointer;
}

.pill-checkbox input {
  display: none;
}

.pill-span {
  display: inline-block;
  background: transparent;
  border: 1px solid var(--border-color);
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-tds);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  transition: var(--transition-fast);
  letter-spacing: 0.5px;
  user-select: none;
}

.pill-checkbox input:checked + .pill-span {
  background: var(--color-text-primary);
  border-color: var(--color-text-primary);
  color: var(--bg-primary);
  font-weight: 700;
}

.pill-checkbox:hover .pill-span {
  border-color: var(--color-text-secondary);
  color: var(--color-text-primary);
}

.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.results-count {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  letter-spacing: 0.5px;
}

.results-count span {
  color: var(--color-text-primary);
  font-weight: 700;
}

.table-responsive-wrapper {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-tds);
  margin-bottom: 3rem;
}

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

.tesla-data-table th, .tesla-data-table td {
  padding: 0.45rem 0.6rem;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

.tesla-data-table th {
  background: #151515;
  color: var(--color-text-secondary);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 1px;
  border-bottom: 1px solid #2a2a2a;
  user-select: none;
}

.tesla-data-table th.sortable {
  cursor: pointer;
  transition: var(--transition-fast);
}

.tesla-data-table th.sortable:hover {
  background: #1a1a1a;
  color: var(--color-text-primary);
}

.sort-indicator {
  display: inline-block;
  margin-left: 2px;
  font-size: 0.7rem;
  color: var(--color-text-primary);
  font-weight: 900;
}

.tesla-data-table tbody tr {
  transition: var(--transition-fast);
  border-left: 2px solid transparent;
}

.tesla-data-table tbody tr:hover {
  background: #171717;
  border-left: 2px solid var(--color-tesla);
}

.table-badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.15rem 0.4rem;
  border-radius: var(--radius-tds);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: inline-block;
}

.table-badge-new {
  background: rgba(14, 159, 110, 0.12);
  border: 1px solid rgba(14, 159, 110, 0.25);
  color: #31c48d;
}

.table-badge-used {
  background: rgba(255, 120, 0, 0.1);
  border: 1px solid rgba(255, 120, 0, 0.25);
  color: #ff9f43;
}

.table-badge-model {
  background: #222222;
  border: 1px solid #333333;
  color: var(--color-text-primary);
}

.badge-newly-listed {
  background: rgba(96, 165, 250, 0.12);
  border: 1px solid rgba(96, 165, 250, 0.35);
  color: #60a5fa;
  animation: newly-listed-pulse 2.5s ease-in-out infinite;
  margin-left: 0.3rem;
}

@keyframes newly-listed-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.55; }
}

.row-newly-listed {
  border-left: 3px solid rgba(96, 165, 250, 0.6) !important;
}

.table-price {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.table-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--color-text-primary);
  padding: 0.3rem 0.6rem;
  border-radius: var(--radius-tds);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.75rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
  letter-spacing: 0.5px;
}

.table-btn:hover {
  background: var(--color-text-primary);
  border-color: var(--color-text-primary);
  color: var(--bg-primary);
}

.tesla-data-table td {
  white-space: nowrap;
}

.table-features-wrapper {
  display: flex;
  flex-wrap: nowrap;
  gap: 0.25rem;
  max-width: 450px;
  overflow-x: auto;
  scrollbar-width: none;
}

.table-features-wrapper::-webkit-scrollbar {
  display: none;
}

.table-feature-tag {
  background: #1c1c1c;
  border: 1px solid #282828;
  padding: 0.15rem 0.4rem;
  border-radius: var(--radius-tds);
  font-size: 0.7rem;
  color: var(--color-text-secondary);
  white-space: nowrap;
}

.no-results {
  text-align: center;
  padding: 4rem 2rem;
}

footer {
  text-align: center;
  padding: 3rem 2rem;
  border-top: 1px solid var(--border-color);
  color: var(--color-text-muted);
  font-size: 0.75rem;
  margin-top: 4rem;
}

.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-fast);
  z-index: 99;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--color-text-primary);
  border-color: var(--color-text-primary);
}

.back-to-top:hover svg {
  fill: var(--bg-primary);
}

.back-to-top svg {
  fill: var(--color-text-primary);
  width: 14px;
  height: 14px;
  transition: var(--transition-fast);
}

.tesla-data-table tr.main-row {
  cursor: pointer;
}

.detail-row {
  background: #111111 !important;
  border-left: 2px solid var(--color-text-secondary);
}

.detail-row td {
  padding: 1.5rem !important;
  white-space: normal !important;
}

.detail-expanded-container {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  align-items: flex-start;
  width: 100%;
  max-width: 1100px;
}

.detail-left-info {
  flex: 1;
  min-width: 300px;
  max-width: 480px;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.detail-car-image-wrapper {
  background: #171717;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-tds);
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: 450px;
}

.detail-car-image {
  max-width: 100%;
  height: auto;
  border-radius: 2px;
}

.detail-right-chart {
  flex: 1.5;
  min-width: 400px;
  max-width: 580px;
  background: #151515;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-tds);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  position: relative;
}

.chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.5rem;
  margin-bottom: 0.5rem;
}

.chart-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.chart-stats-row {
  display: flex;
  gap: 1.5rem;
}

.chart-stat-item {
  display: flex;
  flex-direction: column;
}

.chart-stat-lbl {
  font-size: 0.65rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  font-weight: 600;
}

.chart-stat-val {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.price-drop-badge {
  background: rgba(232, 33, 39, 0.15);
  border: 1px solid rgba(232, 33, 39, 0.3);
  color: #ff4a50;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.15rem 0.35rem;
  border-radius: var(--radius-tds);
  margin-left: 0.35rem;
  display: inline-block;
  vertical-align: middle;
  letter-spacing: 0.5px;
}

.inventory-days-badge {
  background: #222222;
  border: 1px solid #333333;
  color: var(--color-text-secondary);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.15rem 0.35rem;
  border-radius: var(--radius-tds);
  margin-left: 0.35rem;
  display: inline-block;
  vertical-align: middle;
}

.update-time-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(14, 159, 110, 0.06);
  border: 1px solid rgba(14, 159, 110, 0.2);
  padding: 0.4rem 0.8rem;
  border-radius: 30px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--color-text-secondary);
  user-select: none;
}

.update-dot {
  width: 6px;
  height: 6px;
  background-color: #31c48d;
  border-radius: 50%;
  position: relative;
  display: inline-block;
  animation: pulse-green 2s infinite;
}

@keyframes pulse-green {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(49, 196, 141, 0.7);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 6px rgba(49, 196, 141, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(49, 196, 141, 0);
  }
}

.update-lbl {
  color: var(--color-text-muted);
  font-weight: 700;
  font-size: 0.7rem;
}

.update-val {
  color: #31c48d;
  font-weight: 700;
  font-family: monospace;
  font-size: 0.8rem;
  letter-spacing: 0.5px;
}.price-trend-badge-wan {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  margin-top: 0.2rem;
  display: inline-block;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.price-trend-badge-wan.drop {
  background: rgba(49, 196, 141, 0.12);
  color: #31c48d;
  border: 1px solid rgba(49, 196, 141, 0.25);
}
.price-trend-badge-wan.rise {
  background: rgba(255, 74, 80, 0.12);
  color: #ff4a50;
  border: 1px solid rgba(255, 74, 80, 0.25);
}
.price-trend-badge-wan.stable {
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-text-muted);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

@media (max-width: 768px) {
  header {
    padding: 0.5rem 1rem;
  }
  
  .nav-container {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    width: 100%;
  }
  
  .nav-right-area {
    width: auto;
  }
  
  .update-lbl {
    display: none;
  }
  
  .update-time-badge {
    padding: 0.35rem 0.6rem;
  }
  
  .main-container {
    padding: 0 1rem;
    margin: 1rem auto;
  }
  
  .stats-banner {
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
  }
  
  .stat-card {
    padding: 0.8rem;
  }
  
  .stat-value {
    font-size: 1.25rem;
  }
  
  .control-panel {
    padding: 1rem;
  }
  
  .search-row {
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
  }
  
  .filter-toggle-btn {
    justify-content: center;
    padding: 0.6rem;
  }
  
  .filter-grid {
    grid-template-columns: 1fr;
  }
  
  .filter-group[style*="grid-column"] {
    grid-column: span 1 !important;
  }
  
  .table-responsive-wrapper {
    position: relative;
  }
  
  .table-responsive-wrapper::after {
    content: "Swipe 左右滑動檢視完整數據 →";
    display: block;
    text-align: right;
    font-size: 0.65rem;
    color: var(--color-text-muted);
    padding: 0.35rem 0.5rem;
    background: #111;
    border-top: 1px solid var(--border-color);
    letter-spacing: 0.5px;
  }
  
  .detail-expanded-container {
    flex-direction: column;
    gap: 1.5rem;
  }
  
  .detail-left-info, .detail-right-chart {
    width: 100% !important;
    min-width: 100% !important;
    max-width: 100% !important;
  }
}

/* 售出車輛卡片樣式 */
.sold-car-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-tds);
  padding: 1.25rem;
  position: relative;
  overflow: hidden;
  transition: var(--transition-fast);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  opacity: 0.75;
}

.sold-car-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-color-hover);
  opacity: 0.95;
}

.sold-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  background: rgba(232, 33, 39, 0.15);
  color: var(--color-tesla);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  border: 1px solid rgba(232, 33, 39, 0.3);
  letter-spacing: 1px;
  z-index: 10;
  text-transform: uppercase;
}

.sold-car-image-container {
  width: 100%;
  height: 140px;
  border-radius: 4px;
  overflow: hidden;
  background: #181818;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.sold-car-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(40%) contrast(90%);
  transition: var(--transition-fast);
}

.sold-car-card:hover .sold-car-image {
  filter: grayscale(0%) contrast(100%);
  transform: scale(1.02);
}

.sold-car-info {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.sold-car-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.sold-car-model {
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-text-primary);
  letter-spacing: 0.5px;
}

.sold-status-badge {
  font-size: 0.6rem;
  font-weight: 600;
  padding: 0.15rem 0.35rem;
  border-radius: 3px;
}

.sold-status-badge.badge-new {
  background: rgba(14, 159, 110, 0.12);
  color: #31c48d;
  border: 1px solid rgba(14, 159, 110, 0.25);
}

.sold-status-badge.badge-used {
  background: rgba(255, 120, 0, 0.1);
  color: #ff9f43;
  border: 1px solid rgba(255, 120, 0, 0.25);
}

.sold-car-trim {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sold-car-price {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-top: 0.25rem;
  text-decoration: line-through;
  opacity: 0.6;
}

.sold-date-label {
  font-size: 0.68rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
  font-weight: 500;
}