/* 汽配峰企业官网样式 - 简约工业风蓝色系 */

:root {
  --primary: #003b8e;
  --primary-light: #0056b3;
 --primary-dark: #002a66;
  --accent: #0066ff;
  --text: #1a1a1a;
  --text-secondary: #4a5568;
  --text-light: #718096;
  --bg: #ffffff;
  --bg-secondary: #f5f7fa;
  --bg-dark: #0a1628;
  --border: #e2e8f0;
  --metal: #c0c7d0;
  --shadow: 0 4px 20px rgba(0, 59, 142, 0.08);
  --shadow-lg: 0 10px 40px rgba(0, 59, 142, 0.12);
  --radius: 4px;
  --max-width: 1280px;
  --header-height: 80px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s ease;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* 工业风装饰线 */
.industrial-line {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  position: relative;
}

.industrial-line::after {
  content: '';
  position: absolute;
  right: -12px;
  top: 0;
  width: 6px;
  height: 3px;
  background: var(--accent);
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto;
}

.section-header .industrial-line {
  margin: 20px auto 0;
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  font-size: 1rem;
  font-weight: 500;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  letter-spacing: 0.02em;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(0, 59, 142, 0.25);
}

.btn-primary:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 59, 142, 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary);
}

.btn-outline:hover {
  background: var(--primary);
  color: #fff;
}

/* 导航 */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  transition: all 0.3s ease;
}

.header .container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo img {
  height: 48px;
  width: auto;
}

.logo-text {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.05em;
}

.logo-text span {
  display: block;
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--text-light);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text);
  position: relative;
  padding: 8px 0;
}

.nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width 0.3s ease;
}

.nav a:hover,
.nav a.active {
  color: var(--primary);
}

.nav a:hover::after,
.nav a.active::after {
  width: 100%;
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary);
  transition: all 0.3s ease;
}

/* Banner 轮播 */
.banner-slider {
  position: relative;
  width: 100%;
  height: 560px;
  overflow: hidden;
  background: var(--bg-dark);
  margin-top: var(--header-height);
}

.banner-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s ease, visibility 0.8s ease;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
}

.banner-slide.active {
  opacity: 1;
  visibility: visible;
}

.banner-slide::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(10, 22, 40, 0.92) 0%, rgba(10, 22, 40, 0.6) 60%, rgba(10, 22, 40, 0.3) 100%);
}

.banner-slide .container {
  position: relative;
  z-index: 2;
}

.banner-content {
  max-width: 700px;
}

.banner-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 30px;
  font-size: 0.85rem;
  color: #fff;
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
}

.banner-tag::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

.banner-content h2 {
  font-size: 3.25rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 20px;
}

.banner-content p {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 32px;
  line-height: 1.8;
}

.banner-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.banner-indicators {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 12px;
  z-index: 10;
}

.banner-indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.banner-indicator.active {
  background: #fff;
  transform: scale(1.2);
}

.banner-indicator:hover {
  background: rgba(255, 255, 255, 0.8);
}

.banner-arrows {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  transform: translateY(-50%);
  display: flex;
  justify-content: space-between;
  padding: 0 24px;
  z-index: 10;
  pointer-events: none;
}

.banner-arrow {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  pointer-events: auto;
  backdrop-filter: blur(10px);
}

.banner-arrow:hover {
  background: rgba(255, 255, 255, 0.3);
}

.banner-arrow svg {
  width: 24px;
  height: 24px;
}

/* Hero 区域（首页Banner下方核心入口） */
.hero {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--bg-dark) 0%, var(--primary-dark) 100%);
  color: #fff;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    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: 60px 60px;
  opacity: 0.5;
}

.hero::after {
  content: '';
  position: absolute;
  right: -10%;
  top: -10%;
  width: 60%;
  height: 120%;
  background: radial-gradient(ellipse at center, rgba(0, 102, 255, 0.15) 0%, transparent 70%);
}

.hero .container {
  position: relative;
  z-index: 2;
}

.hero-content {
  max-width: 680px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 30px;
  font-size: 0.85rem;
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
}

.hero-tag::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

.hero h1 {
  font-size: 3.25rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 24px;
  letter-spacing: 0.02em;
}

.hero h1 .highlight {
  color: var(--accent);
}

.hero p {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 36px;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-stats .stat {
  text-align: left;
}

.hero-stats .stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: #fff;
  line-height: 1;
}

.hero-stats .stat-label {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 8px;
}

/* 特色服务 */
.features {
  padding: 100px 0;
  background: var(--bg);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.feature-card {
  padding: 36px 28px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

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

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

.feature-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  border-radius: var(--radius);
  margin-bottom: 20px;
  color: var(--primary);
}

.feature-icon svg {
  width: 28px;
  height: 28px;
}

.feature-card h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--primary-dark);
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* 关于我们首页预览 */
.about-preview {
  padding: 100px 0;
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

.about-preview::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 40%;
  height: 100%;
  background: linear-gradient(90deg, rgba(0, 59, 142, 0.04), transparent);
}

.culture-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
  position: relative;
  z-index: 1;
}

.culture-card {
  background: #fff;
  padding: 32px 24px;
  border-radius: var(--radius);
  text-align: center;
  box-shadow: var(--shadow);
  border-top: 3px solid var(--primary);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.culture-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.culture-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  border-radius: 50%;
  color: var(--primary);
}

.culture-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 12px;
}

.culture-statement {
  font-size: 1rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 12px;
  line-height: 1.6;
}

.culture-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.about-image {
  position: relative;
}

.about-image-main {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background: var(--primary);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-image-main img {
  width: 80%;
  height: auto;
  object-fit: contain;
}

.about-content h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 20px;
}

.about-content p {
  color: var(--text-secondary);
  margin-bottom: 20px;
  line-height: 1.8;
}

.about-values {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin: 32px 0;
}

.about-value {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: #fff;
  border-radius: var(--radius);
  border-left: 3px solid var(--primary);
}

.about-value-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  border-radius: 50%;
  color: var(--primary);
  flex-shrink: 0;
}

.about-value-text {
  font-weight: 600;
  color: var(--primary-dark);
}

/* 产品介绍首页预览 */
.products-preview {
  padding: 100px 0;
  background: var(--bg);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.product-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.3s ease;
}

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

.product-image {
  height: 200px;
  background: linear-gradient(135deg, var(--bg-secondary), #eef2f7);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-card:hover .product-image img {
  transform: scale(1.05);
}

.product-image svg {
  width: 64px;
  height: 64px;
  color: var(--primary);
  opacity: 0.8;
}

.product-image::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40%;
  background: linear-gradient(transparent, rgba(0, 59, 142, 0.05));
}

.product-info {
  padding: 28px;
}

.product-info h3 {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--primary-dark);
  margin-bottom: 10px;
}

.product-info p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.product-brands {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.product-brands span {
  font-size: 0.8rem;
  padding: 4px 10px;
  background: var(--bg-secondary);
  color: var(--primary);
  border-radius: 20px;
  font-weight: 500;
}

/* CTA */
.cta {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 50px 50px;
}

.cta .container {
  position: relative;
  z-index: 1;
}

.cta h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.cta p {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.85);
  max-width: 600px;
  margin: 0 auto 32px;
}

/* 页脚 */
.footer {
  background: var(--bg-dark);
  color: #fff;
  padding: 80px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand img {
  height: 48px;
  width: auto;
  margin-bottom: 20px;
  background: #fff;
  padding: 8px;
  border-radius: var(--radius);
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 20px;
}

.footer-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 24px;
  color: #fff;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: var(--accent);
}

.footer-contact li {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
}

.footer-contact svg {
  width: 20px;
  height: 20px;
  color: var(--accent);
  flex-shrink: 0;
}

.footer-bottom {
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.85rem;
}

/* 内页通用标题 */
.page-header {
  padding: 160px 0 80px;
  background: linear-gradient(135deg, var(--bg-dark) 0%, var(--primary-dark) 100%);
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    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: 60px 60px;
}

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

.page-header h1 {
  font-size: 2.75rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.page-header p {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.8);
  max-width: 600px;
  margin: 0 auto;
}

/* 关于我们页面 */
.about-section {
  padding: 80px 0;
}

.about-section:nth-child(even) {
  background: var(--bg-secondary);
}

.section-image {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background: #fff;
}

.section-image img {
  width: 100%;
  height: auto;
  display: block;
}

.timeline-image {
  margin-top: 20px;
}

.advantages-image {
  margin-top: 20px;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.value-card {
  text-align: center;
  padding: 40px 24px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all 0.3s ease;
}

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

.value-card .icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  border-radius: 50%;
  color: var(--primary);
}

.value-card h3 {
  font-size: 1.15rem;
  color: var(--primary-dark);
  margin-bottom: 12px;
}

.value-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* 价值观增强：标题陈述 + 描述 */
.value-statement {
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 8px;
}

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

/* 发展历程交互时间轴 */
.timeline-interactive {
  margin-top: 20px;
}

.timeline-track {
  display: flex;
  position: relative;
  padding: 20px 0 8px;
  overflow-x: auto;
}

.timeline-track::before {
  content: '';
  position: absolute;
  top: 42px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--border);
}

.timeline-node {
  position: relative;
  flex: 1;
  min-width: 150px;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 0 12px;
  font-family: inherit;
}

.timeline-dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--border);
  transition: all 0.3s ease;
  z-index: 1;
}

.timeline-node.active .timeline-dot {
  background: var(--primary);
  border-color: var(--primary);
  transform: scale(1.3);
}

.timeline-year {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-light);
  transition: color 0.3s ease;
}

.timeline-node.active .timeline-year {
  color: var(--primary);
}

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

.timeline-detail {
  margin-top: 24px;
  background: #fff;
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
  border-radius: var(--radius);
  padding: 24px 28px;
}

.timeline-detail h3 {
  font-size: 1.2rem;
  color: var(--primary-dark);
  margin-bottom: 10px;
}

.timeline-detail p {
  color: var(--text-secondary);
  line-height: 1.8;
}

/* 核心优势交互卡片 */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 20px;
}

/* 企业荣誉页面 */
.honors-section {
  padding: 80px 0;
}
.honors-note {
  background: rgba(0, 59, 142, 0.06);
  border-left: 4px solid var(--primary);
  color: var(--text-secondary);
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 0.9rem;
  margin-bottom: 40px;
}
.honors-block {
  margin-bottom: 56px;
}
.honors-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.honor-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: all 0.3s ease;
}
.honor-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: transparent;
}
.honor-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(0, 59, 142, 0.08);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.honor-icon svg {
  width: 24px;
  height: 24px;
}
.honor-card h3 {
  font-size: 1.1rem;
  color: var(--primary-dark);
  margin-bottom: 6px;
}
.honor-meta {
  font-size: 0.82rem;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 10px;
}
.honor-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.advantage-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  transition: all 0.3s ease;
  text-align: center;
}

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

.advantage-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  border-radius: 50%;
  color: var(--primary);
}

.advantage-icon svg {
  width: 28px;
  height: 28px;
}

.advantage-card h3 {
  font-size: 1.1rem;
  color: var(--primary-dark);
  margin-bottom: 10px;
}

.advantage-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* 产品介绍页面 */
.product-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.product-tab {
  padding: 12px 24px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 30px;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all 0.3s ease;
}

.product-tab:hover,
.product-tab.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* 高中低产品矩阵：品类为列，高/中/低为行，未筛选时全部展示 */
.matrix-legend {
  display: flex;
  gap: 22px;
  margin: 8px 0 22px;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.matrix-legend span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.matrix-legend i {
  width: 14px;
  height: 14px;
  border-radius: 4px;
  display: inline-block;
}

.matrix-scroll {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 6px;
}
.matrix {
  min-width: 1000px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
}
.matrix + .matrix {
  margin-top: 32px;
}
.matrix-grid {
  display: flex;
}
.matrix-tiers {
  flex: 0 0 110px;
  border-right: 1px solid var(--border);
}
.matrix-corner {
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 600;
  text-align: center;
  padding: 0 6px;
}
.matrix-tier {
  min-height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.05rem;
  border-top: 1px solid var(--border);
  background: var(--bg-secondary);
}
.matrix-tier.tier-best-label { color: #b8860b; }
.matrix-tier.tier-better-label { color: var(--primary); }
.matrix-tier.tier-good-label { color: var(--text-secondary); }

.matrix-col {
  flex: 1 1 0;
  min-width: 152px;
  border-right: 1px solid var(--border);
}
.matrix-col:last-child { border-right: none; }
.matrix-col-head {
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
}
.matrix-cell {
  min-height: 100px;
  padding: 12px 10px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  align-content: center;
  gap: 6px;
}
.matrix-brand {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  line-height: 1.25;
  border: 1px solid var(--border);
  background: #fff;
  cursor: default;
  transition: all 0.2s ease;
}
.matrix-brand:hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}
.b-best { color: #8a6d00; background: #fff8e6; border-color: #f0dca0; }
.b-better { color: var(--primary-dark); background: rgba(0, 59, 142, 0.06); border-color: rgba(0, 59, 142, 0.18); }
.b-good { color: #2c7a4b; background: #eef9f1; border-color: #bfe6cd; }
.matrix-empty {
  color: #b6b6b6;
  font-size: 0.9rem;
}

/* ===== 高中低品牌矩阵（品类为行、档次为列，品牌卡片含图片+简介） ===== */
.pm-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 8px;
}
.pm-matrix {
  min-width: 820px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow);
}
.pm-head-row,
.pm-row {
  display: grid;
  grid-template-columns: 150px repeat(3, minmax(190px, 1fr));
}
.pm-head-row {
  background: #f7f9fc;
}
.pm-row:not(:last-child) {
  border-bottom: 1px solid var(--border);
}
.pm-cat-head,
.pm-cat {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 16px 12px;
  font-weight: 700;
  background: #f7f9fc;
  border-right: 1px solid var(--border);
  color: var(--primary-dark);
  position: sticky;
  left: 0;
  z-index: 2;
}
.pm-cat-head {
  font-size: 0.95rem;
}
.pm-tier-head {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 16px 12px;
  font-weight: 700;
  font-size: 1rem;
  border-right: 1px solid var(--border);
}
.pm-tier-head.tier-best { background: #fff8e6; color: #b8860b; }
.pm-tier-head.tier-better { background: rgba(0,59,142,0.06); color: var(--primary); }
.pm-tier-head.tier-good { background: #eef9f1; color: #1f8a4c; }

.matrix-cat-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin: -10px 0 30px;
}
.matrix-cat-tab {
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text-secondary);
  padding: 9px 24px;
  border-radius: 30px;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.25s ease;
  font-family: inherit;
}
.matrix-cat-tab:hover {
  border-color: rgba(0,59,142,0.4);
  color: var(--primary);
}
.matrix-cat-tab.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.pm-cell {
  padding: 14px;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 120px;
}
.pm-cell.tier-best { background: rgba(255,248,230,0.45); }
.pm-cell.tier-better { background: rgba(0,59,142,0.03); }
.pm-cell.tier-good { background: rgba(238,249,241,0.55); }
.pm-cell.tier-other { background: rgba(244,245,247,0.6); }

.pm-empty {
  margin: auto;
  color: #c2c7cf;
  font-size: 1.4rem;
  line-height: 1;
}

.pm-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
}
.pm-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
  border-color: rgba(0,59,142,0.35);
}
.pm-card img {
  width: 100%;
  height: 120px;
  object-fit: cover;
  object-position: center;
  background: #f3f6fb;
  display: block;
}
.pm-info {
  padding: 12px 14px 14px;
}
.pm-brand {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 4px;
}
.pm-desc {
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

/* ===== 更多品牌品类 ===== */
.more-brands {
  background: var(--bg);
  padding: 70px 0;
}
.mb-cat-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 8px 0 28px;
}
.mb-cat-tab {
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text-secondary);
  padding: 9px 22px;
  border-radius: 30px;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.25s ease;
  font-family: inherit;
}
.mb-cat-tab:hover {
  border-color: rgba(0,59,142,0.4);
  color: var(--primary);
}
.mb-cat-tab.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.mb-body {
  display: flex;
  gap: 28px;
  align-items: flex-start;
}
.mb-brand-nav {
  flex: 0 0 150px;
  position: sticky;
  top: 90px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.mb-brand-title {
  font-weight: 700;
  color: var(--primary-dark);
  font-size: 0.9rem;
  padding: 4px 6px 8px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 4px;
}
.mb-brand-btn {
  text-align: left;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: inherit;
}
.mb-brand-btn:hover {
  background: rgba(0,59,142,0.06);
  color: var(--primary);
}
.mb-brand-btn.active {
  background: var(--primary);
  color: #fff;
}
.mb-grid {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.mb-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
}
.mb-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
  border-color: rgba(0,59,142,0.35);
}
.mb-card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  object-position: center;
  background: #f3f6fb;
  display: block;
}
.mb-info {
  padding: 14px 16px 18px;
}
.mb-tag {
  display: inline-block;
  font-size: 0.72rem;
  color: var(--primary);
  background: rgba(0,59,142,0.08);
  padding: 2px 10px;
  border-radius: 20px;
  margin-bottom: 8px;
}
.mb-brand {
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 4px;
}
.mb-desc {
  font-size: 0.84rem;
  line-height: 1.6;
  color: var(--text-secondary);
}
.mb-empty-tip {
  grid-column: 1 / -1;
  text-align: center;
  color: #b6b6b6;
  padding: 40px 0;
  font-size: 0.95rem;
}
@media (max-width: 900px) {
  .mb-body {
    flex-direction: column;
  }
  .mb-brand-nav {
    position: static;
    flex: none;
    width: 100%;
    flex-direction: row;
    flex-wrap: wrap;
  }
  .mb-brand-title {
    width: 100%;
    border-bottom: none;
    padding-bottom: 0;
  }
  .mb-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 560px) {
  .mb-grid {
    grid-template-columns: 1fr;
  }
}

.product-detail-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.3s ease;
}

.product-detail-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: transparent;
}

.product-detail-header {
  padding: 24px 24px 0;
  display: flex;
  align-items: center;
  gap: 16px;
}

.product-detail-img {
  width: 80px;
  height: 80px;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-secondary);
  flex-shrink: 0;
}

.product-detail-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-detail-title h3 {
  font-size: 1.15rem;
  color: var(--primary-dark);
  margin-bottom: 4px;
}

.product-detail-title .category-tag {
  font-size: 0.8rem;
  color: var(--primary);
  background: rgba(0, 59, 142, 0.08);
  padding: 4px 10px;
  border-radius: 20px;
  display: inline-block;
}

.tier-tag {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  display: inline-block;
  margin-left: 6px;
}

.tier-best {
  background: var(--primary);
  color: #fff;
}

.tier-better {
  background: #e8f0fe;
  color: var(--primary);
  border: 1px solid var(--primary);
}

.tier-good {
  background: #f0f0f0;
  color: #555;
}

.product-detail-body {
  padding: 16px 24px 24px;
}

.product-detail-body p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.product-brands-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.product-brands-list span {
  font-size: 0.8rem;
  padding: 6px 12px;
  background: var(--bg-secondary);
  color: var(--primary);
  border-radius: 20px;
  font-weight: 500;
}

/* 新闻页面 */
.news-subnav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 48px;
}

.news-subnav-btn {
  padding: 10px 22px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 30px;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all 0.3s ease;
}

.news-subnav-btn:hover,
.news-subnav-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.news-section {
  padding: 80px 0;
  background: var(--bg-secondary);
  min-height: 600px;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.news-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

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

.news-image {
  height: 200px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.2rem;
  font-weight: 600;
  position: relative;
  overflow: hidden;
}

.news-image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,59,142,0.8), rgba(0,42,102,0.9));
}

.news-image span {
  position: relative;
  z-index: 1;
  padding: 0 24px;
  text-align: center;
}

.news-content {
  padding: 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.news-meta {
  display: flex;
  gap: 16px;
  margin-bottom: 12px;
  font-size: 0.8rem;
  color: var(--text-light);
}

.news-content h3 {
  font-size: 1.15rem;
  color: var(--primary-dark);
  margin-bottom: 12px;
  line-height: 1.4;
}

.news-content p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
  flex: 1;
}

.news-link {
  font-size: 0.9rem;
  color: var(--primary);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.news-link:hover {
  color: var(--accent);
}

.news-link::after {
  content: '→';
  transition: transform 0.3s ease;
}

.news-link:hover::after {
  transform: translateX(4px);
}

.news-pagination {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 60px;
}

.news-page-btn {
  padding: 10px 18px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: all 0.3s ease;
}

.news-page-btn:hover,
.news-page-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* 加入我们页面 */
.join-section {
  padding: 80px 0;
}

.join-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.benefits-list {
  list-style: none;
}

.benefits-list li {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
  padding: 20px;
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.benefits-list .icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  border-radius: 50%;
  color: var(--primary);
  flex-shrink: 0;
}

.benefits-list h3 {
  font-size: 1.1rem;
  color: var(--primary-dark);
  margin-bottom: 6px;
}

.benefits-list p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.join-form {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: var(--shadow);
}

.join-form h2 {
  font-size: 1.5rem;
  color: var(--primary-dark);
  margin-bottom: 8px;
}

.join-form > p {
  color: var(--text-secondary);
  margin-bottom: 28px;
}

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

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

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

.jobs-list {
  margin-top: 80px;
}

.jobs-list h2 {
  font-size: 1.75rem;
  color: var(--primary-dark);
  margin-bottom: 32px;
  text-align: center;
}

.job-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.3s ease;
}

.job-card:hover {
  box-shadow: var(--shadow);
  border-color: var(--primary-light);
}

.job-info h3 {
  font-size: 1.15rem;
  color: var(--primary-dark);
  margin-bottom: 8px;
}

.job-meta {
  display: flex;
  gap: 16px;
  color: var(--text-light);
  font-size: 0.85rem;
}

.job-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* 合作案例（首页 + 案例页） */
.cooperation {
  padding: 100px 0;
  background: var(--bg-secondary);
}

.cooperation-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 48px;
  align-items: center;
}

.cooperation-map {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
}

.china-map {
  width: 100%;
  height: 480px;
}

.china-map-lg {
  height: 560px;
}

.map-loading,
.map-fallback {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  font-size: 0.95rem;
  text-align: center;
  padding: 0 20px;
}

.map-legend {
  display: flex;
  gap: 24px;
  justify-content: center;
  margin-top: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.map-legend i {
  width: 14px;
  height: 14px;
  border-radius: 4px;
  display: inline-block;
  margin-right: 6px;
  vertical-align: -2px;
}

.map-legend .lg-on {
  background: #003b8e;
}

.map-legend .lg-off {
  background: #e9eef4;
  border: 1px solid #c3ccd8;
}

.cooperation-stats {
  display: flex;
  gap: 20px;
  margin-bottom: 24px;
}

.c-stat {
  flex: 1;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 12px;
  text-align: center;
  box-shadow: var(--shadow);
}

.c-num {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
}

.c-label {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-top: 8px;
}

.cooperation-note {
  color: var(--text-secondary);
  margin-bottom: 24px;
  line-height: 1.8;
}

.cooperation-provinces {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.cooperation-provinces span {
  font-size: 0.82rem;
  padding: 6px 12px;
  background: #fff;
  border: 1px solid var(--border);
  color: var(--primary);
  border-radius: 20px;
}

/* 案例页 */
.cases-map-section {
  padding: 80px 0;
  background: var(--bg);
}

.cases-map-wrap {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
}

.cases-carousel-section {
  padding: 80px 0;
  background: var(--bg-secondary);
}

.cases-store-section {
  background: var(--bg);
}

/* 省仓合作风采：平铺网格 */
.cases-grid-section {
  padding: 80px 0;
  background: var(--bg-secondary);
}

.province-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(248px, 1fr));
  gap: 24px;
}

.province-grid .province-card {
  margin: 0;
}

.case-carousel {
  display: flex;
  align-items: center;
  gap: 16px;
}

.case-viewport {
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  flex: 1;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.case-viewport::-webkit-scrollbar {
  display: none;
}

.case-track {
  display: flex;
  gap: 24px;
  padding: 4px;
}

.case-slide {
  flex: 0 0 calc(33.333% - 16px);
  scroll-snap-align: start;
}

.case-arrow {
  width: 48px;
  height: 48px;
  flex: 0 0 48px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--border);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: var(--shadow);
}

.case-arrow:hover {
  background: var(--primary);
  color: #fff;
}

.case-arrow svg {
  width: 24px;
  height: 24px;
}

.case-dots {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-top: 24px;
}

.case-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border);
  cursor: pointer;
  border: none;
  transition: all 0.3s ease;
}

.case-dot.active {
  background: var(--primary);
  transform: scale(1.2);
}

.province-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  border-top: 3px solid var(--primary);
  height: 100%;
  transition: all 0.3s ease;
}

.province-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.province-card .pc-prov {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary-dark);
}

.province-card .pc-city {
  font-size: 0.85rem;
  color: var(--text-light);
  margin: 4px 0 16px;
}

.province-card .pc-stores {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
}

.province-card .pc-stores-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin: 6px 0 16px;
}

.province-card .pc-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.store-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  height: 100%;
  transition: all 0.3s ease;
}

.store-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.store-card .sc-image {
  height: 160px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
  font-weight: 600;
  text-align: center;
  padding: 0 16px;
}

.store-card .sc-body {
  padding: 20px 22px;
}

.store-card .sc-name {
  font-size: 1.1rem;
  color: var(--primary-dark);
  margin-bottom: 6px;
}

.store-card .sc-city {
  font-size: 0.82rem;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 10px;
}

.store-card .sc-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* 城市合伙人留资 */
.partner-cta {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
}

.partner-cta-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.partner-cta-text h2 {
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.partner-cta-text p {
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.8;
  margin-bottom: 24px;
}

.partner-points {
  list-style: none;
}

.partner-points li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 12px;
  color: rgba(255, 255, 255, 0.9);
}

.partner-points li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.partner-form {
  background: #fff;
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: var(--shadow-lg);
}

.partner-form h3 {
  color: var(--primary-dark);
  font-size: 1.4rem;
  margin-bottom: 24px;
}

.partner-form-tip {
  margin-top: 14px;
  font-size: 0.9rem;
  text-align: center;
}

.partner-form-tip.ok {
  color: #2c7a4b;
}

.partner-form-tip.err {
  color: #c0392b;
}

/* 响应式 */
@media (max-width: 1024px) {
  .features-grid,
  .products-grid,
  .values-grid,
  .news-grid,
  .honors-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

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

  .timeline-node {
    min-width: 130px;
  }
}

@media (max-width: 768px) {
  .nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-150%);
    opacity: 0;
    transition: all 0.3s ease;
  }

  .nav.active {
    transform: translateY(0);
    opacity: 1;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .banner-slider {
    height: 460px;
  }

  .banner-content h2 {
    font-size: 2rem;
  }

  .banner-content p {
    font-size: 1rem;
  }

  .hero h1 {
    font-size: 2.25rem;
  }

  .hero-stats {
    flex-direction: column;
    gap: 24px;
  }

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

  .features-grid,
  .products-grid,
  .values-grid,
  .news-grid,
  .honors-grid,
  .advantages-grid,
  .footer-grid,
  .culture-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .job-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .section-header h2,
  .cta h2,
  .page-header h1,
  .banner-content h2 {
    font-size: 1.75rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .product-tabs {
    gap: 8px;
  }

  .product-tab {
    padding: 10px 16px;
    font-size: 0.85rem;
  }

  .banner-arrows {
    display: none;
  }
}

/* 合作案例 / 案例页 响应式 */
@media (max-width: 1024px) {
  .cooperation-grid,
  .partner-cta-inner {
    grid-template-columns: 1fr;
  }

  .case-slide {
    flex: 0 0 calc(50% - 12px);
  }

  .china-map-lg {
    height: 480px;
  }
}

@media (max-width: 768px) {
  .case-slide {
    flex: 0 0 100%;
  }

  .cooperation-stats {
    flex-wrap: wrap;
  }

  .china-map,
  .china-map-lg {
    height: 340px;
  }

  .partner-form {
    padding: 28px 20px;
  }

  .partner-cta-text h2 {
    font-size: 1.75rem;
  }
}


/* ===== 无障碍 / SEO：仅供搜索引擎与屏幕阅读器读取（视觉隐藏） ===== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}