/* ========================================
   价格对比页面样式 - pricing/index.html
   依赖：/styles/main.css
   ======================================== */

/* Page Container */
.pricing-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0px 20px 80px;
}

/* Header */
.pricing-header {
  text-align: center;
  padding: 120px 0 60px;
  position: relative;
}

.pricing-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse at center, rgba(234,67,53,0.05) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.pricing-header h1 {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  position: relative;
  z-index: 1;
}

.pricing-header h1 .gradient {
  background: linear-gradient(135deg, var(--accent-red), var(--accent-orange), var(--accent-yellow));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.pricing-header p {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 16px;
  line-height: 1.7;
  position: relative;
  z-index: 1;
}

.update-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  background: rgba(255,71,87,0.1);
  color: var(--accent-red);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  border: 1px solid rgba(255,71,87,0.2);
}

.update-badge-small {
  display: inline-block;
  padding: 1px 6px;
  background: rgba(255,71,87,0.1);
  color: var(--accent-red);
  border-radius: 8px;
  font-size: 10px;
  font-weight: 600;
  margin-left: 4px;
  vertical-align: middle;
}

/* Overview Section */
.overview-section {
  margin-bottom: 40px;
}

.overview-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.overview-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: center;
  transition: all 0.3s ease;
}

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

.overview-card.highlight {
  border-color: var(--accent-blue);
  background: linear-gradient(180deg, rgba(84,160,255,0.08) 0%, var(--bg-card) 100%);
}

.overview-icon {
  font-size: 32px;
  margin-bottom: 12px;
}

/* 中国国旗图标 */
.icon-cn {
  display: inline-block;
  width: 20px;
  height: 14px;
  background: linear-gradient(135deg, #de2910 0%, #de2910 100%);
  border-radius: 2px;
  position: relative;
  vertical-align: middle;
  margin-right: 6px;
}

.icon-cn::before {
  content: '★';
  position: absolute;
  top: 2px;
  left: 3px;
  font-size: 8px;
  color: #ffde00;
  line-height: 1;
}

.icon-cn-large {
  width: 32px;
  height: 22px;
  margin-right: 0;
}

.icon-cn-large::before {
  font-size: 14px;
  top: 3px;
  left: 4px;
}

.overview-title {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.overview-range {
  font-size: 28px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.overview-range .period {
  font-size: 16px;
  color: var(--text-muted);
  font-weight: 500;
}

.overview-winner {
  font-size: 28px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 4px;
}

.overview-note {
  font-size: 13px;
  color: var(--text-muted);
}

/* Tabs */
.tabs {
  display: flex;
  border-bottom: 2px solid var(--border-color);
  margin-bottom: 32px;
  gap: 4px;
}

.tab-btn {
  padding: 12px 24px;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-secondary);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
  margin-bottom: -2px;
}

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

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

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Section Title */
.section-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Price Chart Section */
.price-chart-section {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 32px;
}

.price-bar-chart {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.price-bar-item {
  display: grid;
  grid-template-columns: 180px 1fr;
  align-items: center;
  gap: 16px;
}

.bar-label {
  display: flex;
  flex-direction: column;
}

.product-name-bar {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 14px;
}

.bar-label .company {
  font-size: 12px;
  color: var(--text-muted);
}

.bar-visual {
  position: relative;
  height: 32px;
  background: var(--bg-primary);
  border-radius: 6px;
  overflow: hidden;
}

.bar-range {
  position: absolute;
  left: var(--start);
  width: var(--width);
  height: 100%;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-purple));
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 60px;
}

.bar-range.highlight {
  background: linear-gradient(90deg, var(--accent-green), var(--accent-cyan));
}

.bar-range.free {
  background: linear-gradient(90deg, var(--accent-green), #22c55e);
}

.bar-price {
  color: white;
  font-weight: 600;
  font-size: 12px;
  white-space: nowrap;
  padding: 0 8px;
}

.bar-end {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 12px;
  color: var(--text-muted);
}

.bar-note {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 11px;
  color: var(--text-muted);
}

/* Exchange Notice */
.exchange-notice {
  background: rgba(255,193,7,0.1);
  border: 1px solid rgba(255,193,7,0.3);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
}

.notice-icon {
  font-size: 16px;
}

/* Pricing Table */
.pricing-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  margin-bottom: 32px;
}

.pricing-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  min-width: 800px;
}

.pricing-table thead {
  background: var(--bg-secondary);
}

.pricing-table th {
  padding: 16px;
  text-align: left;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.pricing-table td {
  padding: 16px;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

.pricing-table tbody tr:last-child td {
  border-bottom: none;
}

.pricing-table tbody tr:hover {
  background: rgba(255,255,255,0.02);
}

.highlight-row {
  background: rgba(84,160,255,0.05);
}

/* Product Cell */
.product-cell {
  display: flex;
  align-items: center;
  gap: 12px;
}

.product-logo {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
  border: 1px solid var(--border-color);
}

.product-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.product-name {
  font-weight: 700;
  color: var(--text-primary);
  font-size: 15px;
  text-decoration: none;
  transition: color 0.2s;
}

.product-name:hover {
  color: var(--accent-blue);
}

.product-company {
  font-size: 12px;
  color: var(--text-muted);
}

/* Price Tags */
.price-tag {
  font-weight: 700;
  font-size: 15px;
  color: var(--text-primary);
}

.price-tag.lowest {
  color: var(--accent-green);
}

.price-tag.best {
  color: var(--accent-green);
  font-size: 16px;
}

.price-tag.highest {
  color: var(--accent-red);
}

.price-tag.free {
  color: var(--accent-green);
  font-size: 16px;
}

.price-tag.promo {
  color: var(--accent-orange);
}

.price-detail {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Model Tags */
.model-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.model-tag {
  padding: 3px 8px;
  background: rgba(84,160,255,0.15);
  color: var(--accent-blue);
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
}

/* Feature Tags */
.feature-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
}

.feature-tag.hot {
  background: rgba(255,107,107,0.15);
  color: var(--accent-red);
}

.feature-tag.best {
  background: rgba(34,197,94,0.15);
  color: var(--accent-green);
}

.feature-tag.free {
  background: rgba(34,197,94,0.15);
  color: var(--accent-green);
}

/* Recommend Section */
.recommend-section {
  margin-top: 32px;
}

.recommend-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.recommend-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all 0.3s ease;
}

.recommend-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.recommend-card.budget {
  border-color: rgba(34,197,94,0.3);
}

.recommend-card.value {
  border-color: rgba(255,159,67,0.3);
}

.recommend-card.enterprise {
  border-color: rgba(84,160,255,0.3);
}

.recommend-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
}

.recommend-card.budget .recommend-badge {
  background: rgba(34,197,94,0.15);
  color: var(--accent-green);
}

.recommend-card.value .recommend-badge {
  background: rgba(255,159,67,0.15);
  color: var(--accent-orange);
}

.recommend-card.enterprise .recommend-badge {
  background: rgba(84,160,255,0.15);
  color: var(--accent-blue);
}

.recommend-product {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.recommend-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Comparison Tab */
.comparison-chart-section,
.compare-chart-section {
  margin-bottom: 32px;
}

/* Compare Chart (simple version for EJS template) */
.compare-chart {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.chart-header {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 12px;
  padding: 14px 16px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  font-size: 12px;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.chart-row {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 12px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-color);
  align-items: center;
}

.chart-row:last-child {
  border-bottom: none;
}

.chart-row.highlight {
  background: rgba(255,107,107,0.03);
}

.chart-row .product {
  font-weight: 600;
  color: var(--text-primary);
}

.chart-row .price {
  font-size: 14px;
  color: var(--text-secondary);
}

.chart-row .price.domestic {
  color: var(--accent-red);
  font-weight: 600;
}

.chart-row .diff {
  font-size: 13px;
  color: var(--text-muted);
}

.chart-row .diff.save {
  color: var(--accent-green);
  font-weight: 600;
}

.chart-note {
  margin-top: 16px;
  padding: 12px 16px;
  background: rgba(84,160,255,0.05);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--accent-blue);
}

.chart-note p {
  font-size: 13px;
  color: var(--text-secondary);
  margin: 0;
}

.currency-toggle {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
}

.currency-btn {
  padding: 8px 16px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.currency-btn:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
}

.currency-btn.active {
  background: var(--accent-blue);
  border-color: var(--accent-blue);
  color: white;
}

.comparison-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  background: var(--bg-card);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  min-width: 700px;
}

.comparison-table th {
  padding: 14px 16px;
  text-align: left;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.comparison-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-color);
}

.comparison-table tbody tr:last-child td {
  border-bottom: none;
}

.comparison-table tr.domestic {
  background: rgba(255,107,107,0.03);
}

.comparison-table tr.international {
  background: rgba(84,160,255,0.03);
}

.comparison-table tr.separator td {
  height: 8px;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
}

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

.price-best {
  color: var(--accent-green);
  font-weight: 700;
}

.price-free {
  color: var(--accent-green);
  font-weight: 700;
}

.price-promo {
  color: var(--accent-orange);
  font-weight: 600;
}

.score-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 700;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
}

.score-badge.high {
  background: rgba(255,159,67,0.15);
  color: var(--accent-orange);
}

.score-badge.best {
  background: rgba(34,197,94,0.15);
  color: var(--accent-green);
}

/* Findings Section */
.findings-section {
  margin-bottom: 32px;
}

.findings-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.finding-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all 0.3s ease;
}

.finding-card:hover {
  border-color: var(--border-hover);
}

.finding-icon {
  font-size: 32px;
  margin-bottom: 12px;
}

.finding-card h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.finding-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.finding-card strong {
  color: var(--accent-orange);
}

/* Final Recommend */
.final-recommend {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.decision-tree {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.decision-item {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
}

.decision-item:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.decision-question {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
}

.decision-answer {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.decision-answer .tag {
  padding: 6px 14px;
  background: var(--bg-tertiary);
  border-radius: 20px;
  font-size: 13px;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

.decision-answer .tag.free-tag {
  background: rgba(34,197,94,0.1);
  border-color: rgba(34,197,94,0.3);
  color: var(--accent-green);
}

.decision-answer .tag.best-tag {
  background: rgba(255,159,67,0.1);
  border-color: rgba(255,159,67,0.3);
  color: var(--accent-orange);
}

/* Data Source */
.data-source {
  margin-top: 40px;
  padding: 20px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
}

.data-source h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.data-source p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Responsive */
@media (max-width: 1024px) {
  .overview-grid {
    grid-template-columns: 1fr;
  }
  
  .recommend-grid {
    grid-template-columns: 1fr;
  }
  
  .findings-grid {
    grid-template-columns: 1fr;
  }
  
  .price-bar-item {
    grid-template-columns: 140px 1fr;
  }
}

@media (max-width: 768px) {
  .pricing-container {
    padding: 90px 16px 60px;
  }
  
  .pricing-header h1 {
    font-size: 28px;
  }
  
  .overview-range {
    font-size: 24px;
  }
  
  .tabs {
    overflow-x: auto;
    gap: 0;
  }
  
  .tab-btn {
    padding: 12px 16px;
    font-size: 14px;
    white-space: nowrap;
  }
  
  .price-bar-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  
  .bar-label {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

@media (max-width: 480px) {
  .pricing-header h1 {
    font-size: 24px;
  }
  
  .overview-card {
    padding: 20px;
  }
  
  .price-chart-section,
  .recommend-card,
  .finding-card,
  .final-recommend {
    padding: 16px;
  }
}