/* ===========================================
   国贸通 × LinkedIn Sales Navigator
   内页统一样式 v2.0
   基于首页设计系统,统一全站视觉体验
   =========================================== */

/* ===== 内页Hero区域 - 升级版 ===== */
.page-hero {
  position: relative;
  padding-top: calc(var(--navbar-h) + var(--topbar-h) + 0px);
  padding-bottom: 40px;
  overflow: hidden;
  min-height: 400px;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg,
    rgba(0, 21, 41, 0.95) 0%,
    rgba(0, 38, 77, 0.92) 30%,
    rgba(0, 65, 130, 0.88) 70%,
    rgba(10, 102, 194, 0.85) 100%
  );
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.6;
}

.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at top right, rgba(77, 159, 233, 0.15) 0%, transparent 60%),
    radial-gradient(ellipse at bottom left, rgba(10, 102, 194, 0.2) 0%, transparent 50%);
}

.page-hero > .container {
  position: relative;
  z-index: 1;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 20px;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition);
}

.breadcrumb a:hover {
  color: var(--li-blue-light);
}

.breadcrumb span {
  color: rgba(255, 255, 255, 0.5);
}

.page-hero-title {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  animation: fadeInUp 0.6s ease-out;
}

.page-hero-subtitle {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.6;
  margin-bottom: 24px;
  max-width: 600px;
  animation: fadeInUp 0.6s ease-out 0.1s both;
}

.page-hero-badges {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  animation: fadeInUp 0.6s ease-out 0.2s both;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  backdrop-filter: blur(8px);
}

.badge i {
  font-size: 11px;
}

.badge-blue {
  background: rgba(10, 102, 194, 0.2);
  color: var(--li-blue-light);
  border: 1px solid rgba(77, 159, 233, 0.3);
}

.badge-green {
  background: rgba(5, 150, 105, 0.2);
  color: #34D399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-orange {
  background: rgba(217, 119, 6, 0.2);
  color: #FBBF24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

/* ===== 内容区块 ===== */
.section-light {
  background: var(--gray-50);
}

.section-white {
  background: var(--white);
}

.section-light,
.section-white {
  padding: 80px 0;
}

/* ===== 内容标题 - 升级版 ===== */
.content-header {
  text-align: center;
  margin-bottom: 48px;
}

.content-header h2 {
  font-size: clamp(28px, 3.5vw, 36px);
  font-weight: 800;
  color: var(--gray-900);
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.content-header p {
  font-size: 16px;
  color: var(--gray-600);
  max-width: 580px;
  margin: 0 auto;
}

/* ===== 功能卡片 - 升级版 ===== */
.feature-detail-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  transition: all var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.feature-detail-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-500), var(--primary-600));
  opacity: 0;
  transition: opacity var(--transition);
}

.feature-detail-card:hover {
  border-color: var(--primary-300);
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}

.feature-detail-card:hover::before {
  opacity: 1;
}

.fdc-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.fdc-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-50) 0%, var(--primary-100) 100%);
  border-radius: 14px;
  color: var(--primary-600);
  font-size: 24px;
  flex-shrink: 0;
}

.feature-detail-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
}

.feature-detail-card p {
  font-size: 15px;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 20px;
}

.fdc-list {
  list-style: none;
  padding: 20px;
  background: var(--gray-50);
  border-radius: var(--radius);
}

.fdc-list li {
  font-size: 14px;
  color: var(--gray-700);
  padding: 8px 0 8px 24px;
  position: relative;
}

.fdc-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--success);
  font-weight: 700;
}

/* ===== 价格卡片 - 升级版 ===== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.pricing-card {
  background: var(--white);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-xl);
  padding: 36px 28px;
  text-align: center;
  transition: all var(--transition);
  position: relative;
}

.pricing-card:hover {
  border-color: var(--primary-300);
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}

.pricing-card.featured {
  border-color: var(--primary-500);
  background: linear-gradient(145deg, #EBF3FF 0%, var(--white) 100%);
  transform: scale(1.03);
}

.pricing-card.featured:hover {
  transform: scale(1.03) translateY(-6px);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-600) 100%);
  color: white;
  font-size: 12px;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 20px;
  box-shadow: var(--shadow-blue);
}

.pricing-plan {
  font-size: 14px;
  font-weight: 700;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

.pricing-price {
  font-size: 48px;
  font-weight: 800;
  color: var(--gray-900);
  line-height: 1;
  margin-bottom: 8px;
  font-family: var(--font-mono, 'SF Mono', monospace);
}

.pricing-price span {
  font-size: 16px;
  color: var(--gray-500);
  font-weight: 500;
}

.pricing-desc {
  font-size: 14px;
  color: var(--gray-600);
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--gray-200);
}

.pricing-features {
  list-style: none;
  text-align: left;
  margin-bottom: 28px;
}

.pricing-features li {
  font-size: 14px;
  color: var(--gray-700);
  padding: 10px 0;
  border-bottom: 1px solid var(--gray-100);
  display: flex;
  align-items: center;
  gap: 10px;
}

.pricing-features li i {
  color: var(--success);
  width: 16px;
  text-align: center;
}

.pricing-features li.disabled {
  color: var(--gray-400);
  text-decoration: line-through;
}

.pricing-features li.disabled i {
  color: var(--gray-300);
}

/* ===== FAQ页面 - 升级版 ===== */

/* FAQ分类导航 */
.faq-categories {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 48px;
  margin-bottom: 32px;
}

.faq-cat-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 28px 20px;
  background: var(--white);
  border: 2px solid var(--gray-200);
  border-radius: 16px;
  text-decoration: none;
  color: var(--gray-700);
  font-size: 15px;
  font-weight: 600;
  transition: all var(--transition);
  text-align: center;
}

.faq-cat-btn i {
  font-size: 32px;
  color: var(--gray-400);
  transition: all var(--transition);
}

.faq-cat-btn:hover {
  border-color: var(--primary-400);
  background: var(--primary-50);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.faq-cat-btn:hover i {
  color: var(--primary-600);
  transform: scale(1.1);
}

.faq-cat-btn.active {
  border-color: var(--primary-500);
  background: linear-gradient(135deg, var(--primary-50) 0%, var(--primary-100) 100%);
  color: var(--primary-700);
  box-shadow: 0 4px 12px rgba(10, 102, 194, 0.15);
}

.faq-cat-btn.active i {
  color: var(--primary-600);
}

/* FAQ手风琴列表 */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--white);
  border: 2px solid var(--gray-200);
  border-radius: 16px;
  overflow: hidden;
  transition: all var(--transition);
}

.faq-item.active {
  border-color: var(--primary-500);
  box-shadow: 0 8px 24px rgba(10, 102, 194, 0.12);
}

.faq-item:hover {
  border-color: var(--primary-300);
  transform: translateY(-2px);
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: transparent;
  border: none;
  font-size: 16px;
  font-weight: 700;
  color: var(--gray-900);
  cursor: pointer;
  text-align: left;
  transition: all var(--transition);
}

.faq-question:hover {
  color: var(--primary-700);
}

.faq-question i {
  font-size: 14px;
  color: var(--gray-400);
  transition: transform var(--transition);
  flex-shrink: 0;
}

.faq-item.active .faq-question {
  background: linear-gradient(135deg, var(--primary-50) 0%, transparent 100%);
  color: var(--primary-700);
}

.faq-item.active .faq-question i {
  transform: rotate(180deg);
  color: var(--primary-600);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out, padding 0.3s ease-out;
}

.faq-item.active .faq-answer {
  max-height: 2000px;
  padding: 0 24px 24px;
}

.faq-answer p {
  font-size: 15px;
  color: var(--gray-700);
  line-height: 1.75;
  margin-bottom: 16px;
}

.faq-answer strong {
  color: var(--gray-900);
  font-weight: 700;
}

.faq-answer ul,
.faq-answer ol {
  margin: 16px 0;
  padding-left: 24px;
}

.faq-answer li {
  font-size: 15px;
  color: var(--gray-700);
  line-height: 1.7;
  margin-bottom: 10px;
  position: relative;
}

.faq-answer ul li::before {
  content: '✓';
  color: var(--primary-600);
  font-weight: 700;
  position: absolute;
  left: -24px;
  width: 20px;
  text-align: center;
}

.faq-answer ol li {
  counter-increment: faq-counter;
}

.faq-answer ol li::before {
  content: counter(faq-counter) '.';
  color: var(--primary-600);
  font-weight: 700;
  position: absolute;
  left: -24px;
  width: 20px;
  text-align: center;
}

/* FAQ内嵌表格 */
.faq-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 14px;
  background: var(--white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.faq-table thead {
  background: linear-gradient(135deg, var(--gray-100) 0%, var(--gray-200) 100%);
}

.faq-table th {
  padding: 14px 16px;
  text-align: left;
  font-weight: 700;
  color: var(--gray-900);
  border-bottom: 2px solid var(--gray-300);
}

.faq-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--gray-200);
  color: var(--gray-700);
}

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

.faq-table tbody tr:hover {
  background: var(--gray-50);
}

/* ===== 关于页面 - 升级版 ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.about-content h2 {
  font-size: 28px;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 20px;
}

.about-content p {
  font-size: 16px;
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 16px;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 32px;
}

.about-stat {
  text-align: center;
  padding: 24px;
  background: linear-gradient(135deg, var(--primary-50) 0%, var(--primary-100) 100%);
  border-radius: var(--radius-lg);
}

.about-stat-number {
  font-size: 36px;
  font-weight: 800;
  color: var(--primary-600);
  line-height: 1;
  margin-bottom: 8px;
  font-family: var(--font-mono, 'SF Mono', monospace);
}

.about-stat-label {
  font-size: 13px;
  color: var(--gray-700);
  font-weight: 600;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.team-card {
  text-align: center;
}

.team-avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  margin: 0 auto 20px;
  background: var(--primary-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  font-weight: 700;
  color: var(--primary-600);
}

.team-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 4px;
}

.team-role {
  font-size: 14px;
  color: var(--gray-600);
  margin-bottom: 8px;
}

.team-bio {
  font-size: 13px;
  color: var(--gray-500);
  line-height: 1.6;
}

/* ===== 响应式设计 ===== */
@media (max-width: 1024px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .page-hero {
    padding-top: calc(var(--navbar-h) + var(--topbar-h) + 40px);
    padding-bottom: 48px;
    min-height: auto;
  }

  .page-hero-title {
    font-size: 28px;
  }

  .page-hero-subtitle {
    font-size: 16px;
  }

  .section-light,
  .section-white {
    padding: 48px 0;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .pricing-card.featured {
    transform: none;
  }

  .pricing-card.featured:hover {
    transform: translateY(-6px);
  }

  .faq-grid {
    grid-template-columns: 1fr;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .feature-detail-card {
    padding: 24px 20px;
  }
}

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

/* ==========================================
   其他实用功能 - 升级版
   ========================================== */
.features-mini-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.feature-mini {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 28px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 16px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

/* 卡片悬停效果 */
.feature-mini::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--primary-50) 0%, transparent 100%);
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}

.feature-mini:hover::before {
  opacity: 1;
}

.feature-mini:hover {
  border-color: var(--primary-300);
  box-shadow: 0 8px 24px rgba(10, 102, 194, 0.12);
  transform: translateY(-4px);
}

/* 图标容器 */
.feature-mini i {
  font-size: 32px;
  color: var(--primary-600);
  flex-shrink: 0;
  margin-top: 2px;
  transition: all var(--transition);
  background: linear-gradient(135deg, var(--primary-50) 0%, var(--primary-100) 100%);
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  position: relative;
  z-index: 1;
}

.feature-mini:hover i {
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 4px 12px rgba(10, 102, 194, 0.2);
}

/* 不同的图标颜色 */
.feature-mini:nth-child(2n) i {
  background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
  color: #d97706;
}

.feature-mini:nth-child(3n) i {
  background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
  color: #059669;
}

.feature-mini:nth-child(4n) i {
  background: linear-gradient(135deg, #ede9fe 0%, #ddd6fe 100%);
  color: #7c3aed;
}

.feature-mini:nth-child(5n) i {
  background: linear-gradient(135deg, #fce7f3 0%, #fbcfe8 100%);
  color: #db2777;
}

.feature-mini:nth-child(6n) i {
  background: linear-gradient(135deg, #e0e7ff 0%, #c7d2fe 100%);
  color: #4f46e5;
}

.feature-mini:nth-child(7n) i {
  background: linear-gradient(135deg, #fed7aa 0%, #fdba74 100%);
  color: #ea580c;
}

.feature-mini:nth-child(8n) i {
  background: linear-gradient(135deg, #fecaca 0%, #fca5a5 100%);
  color: #dc2626;
}

/* 文本内容 */
.feature-mini h4 {
  font-size: 17px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 10px;
  letter-spacing: -0.02em;
  position: relative;
  z-index: 1;
}

.feature-mini p {
  font-size: 14.5px;
  color: var(--gray-600);
  line-height: 1.65;
  position: relative;
  z-index: 1;
}

/* ==========================================
   ROI数据展示 - 升级版
   ========================================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
}

/* ==========================================
   为什么选择企业版 - 新增内容
   ========================================== */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.benefit-card {
  text-align: center;
  padding: 36px 24px;
  background: linear-gradient(145deg, var(--white) 0%, var(--gray-50) 100%);
  border: 2px solid var(--gray-100);
  border-radius: 20px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.benefit-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-500), var(--primary-600));
  transform: scaleX(0);
  transition: transform var(--transition);
}

.benefit-card:hover::before {
  transform: scaleX(1);
}

.benefit-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 32px rgba(10, 102, 194, 0.12);
  border-color: var(--primary-200);
}

.benefit-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-600) 100%);
  border-radius: 20px;
  color: var(--white);
  font-size: 36px;
  transition: all var(--transition);
  box-shadow: 0 8px 20px rgba(10, 102, 194, 0.3);
}

.benefit-card:hover .benefit-icon {
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 12px 28px rgba(10, 102, 194, 0.4);
}

.benefit-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.benefit-desc {
  font-size: 15px;
  color: var(--gray-600);
  line-height: 1.7;
}

.stat-card {
  background: var(--white);
  border-radius: 16px;
  padding: 36px 24px;
  text-align: center;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 2px solid var(--gray-200);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--primary-50) 0%, transparent 100%);
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}

.stat-card:hover::before {
  opacity: 1;
}

.stat-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 32px rgba(10, 102, 194, 0.15);
  border-color: var(--primary-300);
}

.stat-number {
  font-size: 56px;
  font-weight: 900;
  background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-500) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.stat-label {
  font-size: 15px;
  color: var(--gray-800);
  font-weight: 700;
  line-height: 1.6;
  position: relative;
  z-index: 1;
}

.stat-label span {
  display: block;
  font-size: 13px;
  color: var(--gray-600);
  margin-top: 6px;
  font-weight: 600;
}

/* ROI装饰图标 */
.stat-card::after {
  content: attr(data-icon);
  position: absolute;
  bottom: -10px;
  right: -10px;
  font-size: 120px;
  opacity: 0.08;
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  color: var(--white);
  pointer-events: none;
}

/* ==========================================
   功能对比表 - 升级版
   ========================================== */
.table-wrapper {
  overflow-x: auto;
  margin-top: 48px;
  border-radius: 16px;
  box-shadow: var(--shadow-md);
  background: var(--white);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  white-space: nowrap;
}

/* 表头样式 */
.data-table thead {
  background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-500) 100%);
}

.data-table thead tr {
  border-bottom: 2px solid var(--primary-700);
}

.data-table th {
  padding: 20px 16px;
  text-align: left;
  font-weight: 700;
  color: var(--white);
  font-size: 15px;
  position: relative;
  vertical-align: middle;
}

.data-table th:first-child {
  border-top-left-radius: 14px;
  min-width: 280px;
}

.data-table th:last-child {
  border-top-right-radius: 14px;
}

.data-table .th-sub {
  font-size: 12px;
  font-weight: 400;
  opacity: 0.85;
  display: block;
  margin-top: 4px;
}

/* 高亮列样式 */
.data-table th.td-highlight,
.data-table td.td-highlight {
  background: linear-gradient(180deg, rgba(10, 102, 194, 0.08) 0%, transparent 100%);
  position: relative;
}

.data-table th.td-highlight {
  background: rgba(0, 0, 0, 0.2);
  font-weight: 800;
}

.data-table th.td-highlight::before {
  content: '推荐';
  position: absolute;
  top: 8px;
  right: 8px;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 8px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 8px;
}

/* 表格内容样式 */
.data-table tbody tr {
  border-bottom: 1px solid var(--gray-200);
  transition: all var(--transition);
}

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

.data-table tbody tr:hover {
  background: var(--gray-50);
}

/* 斑马纹 */
.data-table tbody tr:nth-child(even) {
  background: var(--gray-50);
}

.data-table tbody tr:nth-child(even):hover {
  background: var(--gray-100);
}

.data-table td {
  padding: 16px;
  color: var(--gray-700);
  vertical-align: middle;
  font-weight: 500;
}

.data-table td:first-child {
  font-weight: 600;
  color: var(--gray-900);
}

/* 文本颜色 */
.text-green {
  color: #10b981;
}

.text-red {
  color: #ef4444;
}

/* 高亮单元格特殊样式 */
.data-table td.td-highlight {
  font-weight: 700;
  color: var(--primary-700);
  background: linear-gradient(180deg, rgba(10, 102, 194, 0.05) 0%, rgba(10, 102, 194, 0.02) 100%);
  border-left: 2px solid var(--primary-500);
  border-right: 2px solid var(--primary-500);
}

/* 图标样式 */
.data-table i {
  font-size: 16px;
  width: 20px;
  text-align: center;
  display: inline-block;
  vertical-align: middle;
  margin-right: 4px;
}

/* 响应式表格 */
@media (max-width: 768px) {
  .table-wrapper {
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
  }

  .data-table {
    font-size: 13px;
  }

  .data-table th,
  .data-table td {
    padding: 12px 10px;
  }

  .data-table th:first-child {
    min-width: 200px;
  }
}

/* ==========================================
   CTA区域 - 升级版
   ========================================== */
.cta-section {
  background: linear-gradient(135deg,
    var(--primary-600) 0%,
    var(--primary-700) 50%,
    var(--primary-800) 100%
  );
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    radial-gradient(ellipse at top right, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at bottom left, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

.cta-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 80px 20px;
}

.cta-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.cta-subtitle {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 40px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ==========================================
   联系表单 - 升级版
   ========================================== */
.contact-form-wrapper {
  max-width: 700px;
  margin: 0 auto;
}

.contact-form {
  background: var(--white);
  border-radius: 20px;
  padding: 40px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--gray-200);
}

.contact-form .section-header {
  margin-bottom: 32px;
}

.contact-form .section-title {
  font-size: 26px;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.contact-form .section-subtitle {
  font-size: 15px;
  color: var(--gray-600);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 8px;
}

.form-group .required {
  color: #ef4444;
  margin-left: 2px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--gray-200);
  border-radius: 10px;
  font-size: 15px;
  color: var(--gray-800);
  background: var(--white);
  transition: all var(--transition);
  font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(10, 102, 194, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-submit {
  margin-top: 28px;
}

.form-submit .btn {
  width: 100%;
  box-sizing: border-box;
}

.form-note {
  margin-top: 16px;
  font-size: 13px;
  color: var(--gray-600);
  text-align: center;
}

.form-note i {
  color: var(--success);
  margin-right: 4px;
}

/* ==========================================
   关于页面 - 升级版
   ========================================== */

/* 公司介绍区域 */
.about-intro {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 64px;
  align-items: start;
}

.about-intro-text h2 {
  font-size: clamp(32px, 4vw, 42px);
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 24px;
  line-height: 1.2;
}

.about-lead {
  font-size: 18px;
  color: var(--gray-700);
  line-height: 1.8;
  margin-bottom: 20px;
  font-weight: 500;
}

.about-intro-text p {
  font-size: 16px;
  color: var(--gray-600);
  line-height: 1.75;
  margin-bottom: 16px;
}

/* 统计数据卡片 */
.about-intro-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.about-stat {
  background: linear-gradient(145deg, var(--white) 0%, var(--gray-50) 100%);
  border: 2px solid var(--gray-200);
  border-radius: 20px;
  padding: 28px 20px;
  text-align: center;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.about-stat::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-500), var(--primary-600));
  transform: scaleX(0);
  transition: transform var(--transition);
}

.about-stat:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(10, 102, 194, 0.15);
  border-color: var(--primary-300);
}

.about-stat:hover::before {
  transform: scaleX(1);
}

.about-stat-icon {
  font-size: 32px;
  color: var(--primary-500);
  margin-bottom: 12px;
  transition: all var(--transition);
}

.about-stat:hover .about-stat-icon {
  transform: scale(1.1);
  color: var(--primary-600);
}

.about-stat-number {
  font-size: 48px;
  font-weight: 900;
  background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-500) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
  font-family: var(--font-mono, 'SF Mono', monospace);
}

.about-stat-label {
  font-size: 14px;
  color: var(--gray-700);
  font-weight: 600;
}

/* 发展历程 - 里程碑网格 */
.milestones-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.milestone-card {
  background: var(--white);
  border: 2px solid var(--gray-200);
  border-radius: 20px;
  padding: 32px 24px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition);
}

.milestone-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-500), var(--primary-600));
  transform: scaleX(0);
  transition: transform var(--transition);
}

.milestone-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(10, 102, 194, 0.15);
  border-color: var(--primary-300);
}

.milestone-card:hover::before {
  transform: scaleX(1);
}

.milestone-card--featured {
  background: linear-gradient(145deg, #EBF3FF 0%, var(--white) 100%);
  border-color: var(--primary-400);
}

.milestone-card--featured::before {
  transform: scaleX(1);
}

.milestone-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-600) 100%);
  color: white;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  gap: 4px;
  box-shadow: 0 4px 12px rgba(10, 102, 194, 0.3);
}

.milestone-year {
  font-size: 42px;
  font-weight: 900;
  color: var(--primary-600);
  line-height: 1;
  margin-bottom: 20px;
  font-family: var(--font-mono, 'SF Mono', monospace);
}

.milestone-content h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.milestone-content h4 i {
  color: var(--primary-500);
  font-size: 18px;
}

.milestone-content p {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.65;
}

/* 行业标签 - 卡片化 */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-top: 48px;
}

.industry-card {
  background: var(--white);
  border: 2px solid var(--gray-200);
  border-radius: 16px;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  font-weight: 600;
  color: var(--gray-700);
  transition: all var(--transition);
  cursor: default;
}

.industry-card i {
  font-size: 24px;
  color: var(--primary-500);
  flex-shrink: 0;
  transition: all var(--transition);
}

.industry-card:hover {
  border-color: var(--primary-400);
  background: var(--primary-50);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(10, 102, 194, 0.12);
}

.industry-card:hover i {
  transform: scale(1.15) rotate(5deg);
  color: var(--primary-600);
}

.industries-note {
  text-align: center;
  margin-top: 32px;
  font-size: 14px;
  color: var(--gray-500);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.industries-note i {
  color: var(--primary-500);
}

/* 团队理念区域 */
.about-values {
  display: grid;
  grid-template-columns: 1fr 0.8fr;
  gap: 64px;
  align-items: start;
}

.about-values-text h2 {
  font-size: clamp(32px, 4vw, 40px);
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 24px;
  line-height: 1.2;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 32px;
}

.value-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 20px;
  background: var(--gray-50);
  border-radius: 16px;
  transition: all var(--transition);
  border: 1px solid transparent;
}

.value-item:hover {
  background: var(--white);
  border-color: var(--primary-200);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.value-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-600) 100%);
  border-radius: 10px;
  color: white;
  font-size: 18px;
  flex-shrink: 0;
  margin-top: 2px;
  box-shadow: 0 4px 12px rgba(10, 102, 194, 0.3);
}

.value-content strong {
  display: block;
  font-size: 16px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 6px;
}

.value-content p {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.6;
}

/* CTA卡片 */
.cta-box-card {
  background: linear-gradient(135deg,
    var(--primary-600) 0%,
    var(--primary-500) 50%,
    var(--primary-400) 100%
  );
  border-radius: 24px;
  padding: 48px 40px;
  text-align: center;
  color: white;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(10, 102, 194, 0.4);
}

.cta-box-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at top right, rgba(255,255,255,0.1) 0%, transparent 50%),
    radial-gradient(circle at bottom left, rgba(255,255,255,0.05) 0%, transparent 50%);
  pointer-events: none;
}

.cta-box-icon {
  font-size: 56px;
  margin-bottom: 24px;
  display: inline-block;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.2));
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.cta-box-card h3 {
  font-size: 26px;
  font-weight: 800;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}

.cta-box-card p {
  font-size: 16px;
  color: rgba(255,255,255,0.9);
  margin-bottom: 32px;
  line-height: 1.7;
  position: relative;
  z-index: 1;
}

.cta-box-buttons {
  margin-bottom: 28px;
  position: relative;
  z-index: 1;
}

.cta-box-buttons .btn {
  width: 100%;
}

.cta-box-contact {
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  z-index: 1;
}

.contact-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 15px;
  color: rgba(255,255,255,0.95);
  padding: 10px;
  background: rgba(255,255,255,0.1);
  border-radius: 10px;
  backdrop-filter: blur(8px);
}

.contact-row i {
  font-size: 18px;
}

/* 合作伙伴卡片 */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.partner-card {
  background: var(--white);
  border: 2px solid var(--gray-200);
  border-radius: 20px;
  padding: 36px 24px;
  text-align: center;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.partner-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-500), var(--primary-600));
  transform: scaleX(0);
  transition: transform var(--transition);
}

.partner-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(10, 102, 194, 0.15);
  border-color: var(--primary-300);
}

.partner-card:hover::before {
  transform: scaleX(1);
}

.partner-card--featured {
  background: linear-gradient(145deg, #EBF3FF 0%, var(--white) 100%);
  border-color: var(--primary-400);
}

.partner-card--featured::before {
  transform: scaleX(1);
}

.partner-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-600) 100%);
  color: white;
  font-size: 10px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  gap: 4px;
  box-shadow: 0 2px 8px rgba(10, 102, 194, 0.3);
}

.partner-logo {
  font-size: 56px;
  margin-bottom: 16px;
  transition: all var(--transition);
}

.partner-card:hover .partner-logo {
  transform: scale(1.1);
}

.partner-logo i {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.partner-card h4 {
  font-size: 18px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.partner-card p {
  font-size: 13px;
  color: var(--gray-600);
  line-height: 1.5;
}

/* 关于页面响应式 */
@media (max-width: 1024px) {
  .about-intro,
  .about-values {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .milestones-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .partners-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .about-intro-stats,
  .values-grid,
  .industries-grid {
    grid-template-columns: 1fr;
  }

  .milestones-grid {
    grid-template-columns: 1fr;
  }

  .partners-grid {
    grid-template-columns: 1fr;
  }

  .cta-box-card {
    padding: 32px 24px;
  }

  .cta-box-icon {
    font-size: 48px;
  }

  .cta-box-card h3 {
    font-size: 22px;
  }
}

/* ==========================================
   FAQ列表样式
   ========================================== */
.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  padding: 20px;
  transition: all var(--transition);
}

.faq-item:hover {
  border-color: var(--primary-300);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.faq-q {
  font-size: 15px;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 12px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.5;
}

.faq-q i {
  color: var(--primary-500);
  margin-top: 2px;
  flex-shrink: 0;
}

.faq-a {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.7;
  margin-left: 24px;
}