/* ===== 国际物流主题 - 基础样式 ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  overflow-x: hidden;
  width: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #333;
  background: #f5f7fa;
}

a {
  color: #1a4b8c;
  text-decoration: none;
  transition: color 0.3s;
}

a:hover {
  color: #e8a735;
}

ul {
  list-style: none;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  width: 100%;
}

.btn-primary {
  display: inline-block;
  padding: 12px 36px;
  background: linear-gradient(135deg, #1a4b8c, #2d6bc4);
  color: #fff;
  border-radius: 30px;
  font-size: 16px;
  font-weight: bold;
  transition: all 0.3s;
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #2d6bc4, #1a4b8c);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(26, 75, 140, 0.3);
}

/* ===== 头部导航 ===== */
.site-header {
  background: #fff;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo a {
  display: flex;
  align-items: center;
}

.logo h1 {
  font-size: 24px;
  color: #1a4b8c;
  font-weight: bold;
}

.logo .slogan {
  font-size: 12px;
  color: #999;
  margin-left: 10px;
}

.main-nav ul {
  display: flex;
  gap: 30px;
}

.main-nav ul li a {
  font-size: 15px;
  color: #333;
  padding: 8px 0;
  position: relative;
}

.main-nav ul li a:hover,
.main-nav ul li a.active {
  color: #1a4b8c;
}

.main-nav ul li a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: #1a4b8c;
  transition: width 0.3s;
}

.main-nav ul li a:hover::after {
  width: 100%;
}

.header-contact span {
  font-size: 14px;
  color: #1a4b8c;
  font-weight: bold;
}

.mobile-menu-btn {
  display: none;
  font-size: 24px;
  cursor: pointer;
  color: #1a4b8c;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-left: 15px;
  border: 1px solid #1a4b8c;
  border-radius: 50%;
  color: #1a4b8c;
  font-size: 14px;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s;
  user-select: none;
}
.lang-switch:hover {
  background: #1a4b8c;
  color: #fff;
}

/* ===== Hero Banner ===== */
.hero-banner {
  background: linear-gradient(135deg, #1a4b8c 0%, #2d6bc4 50%, #4a90d9 100%);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.hero-banner::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="80" cy="50" r="40" fill="rgba(255,255,255,0.05)"/></svg>');
  background-size: cover;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  color: #fff;
}

.hero-content h2 {
  font-size: 42px;
  margin-bottom: 15px;
}

.hero-content h2 span {
  color: #e8a735;
  font-size: 52px;
}

.hero-content > p {
  font-size: 18px;
  margin-bottom: 20px;
  opacity: 0.9;
}

.hero-tags {
  margin-bottom: 30px;
}

.hero-tags span {
  font-size: 16px;
  background: rgba(255, 255, 255, 0.15);
  padding: 8px 20px;
  border-radius: 20px;
  display: inline-block;
}

/* ===== 通用Section标题 ===== */
.section-title {
  text-align: center;
  margin-bottom: 50px;
}

.section-title h2 {
  font-size: 32px;
  color: #1a4b8c;
  margin-bottom: 10px;
  position: relative;
  display: inline-block;
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: #e8a735;
  border-radius: 2px;
}

.section-title p {
  color: #666;
  font-size: 16px;
  margin-top: 15px;
}

/* ===== 六大服务保障 ===== */
.services-section {
  padding: 80px 0;
  background: #fff;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.service-item {
  text-align: center;
  padding: 30px 20px;
  border-radius: 12px;
  background: #f8fafd;
  transition: all 0.3s;
}

.service-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(26, 75, 140, 0.1);
}

.service-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 15px;
  background: linear-gradient(135deg, #1a4b8c, #2d6bc4);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-icon i {
  font-size: 28px;
  color: #fff;
}

.service-item h4 {
  font-size: 16px;
  color: #333;
  margin-bottom: 8px;
}

.service-item p {
  font-size: 14px;
  color: #888;
}

/* ===== 物流方式 ===== */
.shipping-methods {
  padding: 80px 0;
  background: #f5f7fa;
}

.methods-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 30px;
}

.method-card {
  background: #fff;
  border-radius: 12px;
  padding: 40px 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  transition: all 0.3s;
}

.method-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(26, 75, 140, 0.15);
}

.method-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, #1a4b8c, #4a90d9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.method-icon i {
  font-size: 32px;
  color: #fff;
}

.method-card h4 {
  font-size: 20px;
  color: #1a4b8c;
  margin-bottom: 10px;
}

.method-card p {
  color: #666;
}

.methods-tags {
  text-align: center;
  margin-bottom: 15px;
}

.methods-tags span {
  display: inline-block;
  padding: 6px 18px;
  margin: 5px;
  background: #1a4b8c;
  color: #fff;
  border-radius: 20px;
  font-size: 14px;
}

.methods-note {
  text-align: center;
  font-size: 16px;
  color: #333;
  font-weight: bold;
}

/* ===== 仓储优势 ===== */
.warehouse-section {
  padding: 80px 0;
  background: #fff;
}

.warehouse-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
}

.warehouse-item {
  background: #f0f5ff;
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  border: 2px solid #e0eaff;
  transition: all 0.3s;
}

.warehouse-item:hover {
  border-color: #1a4b8c;
  transform: translateY(-3px);
}

.warehouse-item .num {
  display: inline-block;
  width: 40px;
  height: 40px;
  line-height: 40px;
  background: #e74c3c;
  color: #fff;
  border-radius: 50%;
  font-weight: bold;
  font-size: 16px;
  margin-bottom: 12px;
}

.warehouse-item h4 {
  font-size: 18px;
  color: #1a4b8c;
}

/* ===== 五大免费增值服务 ===== */
.value-services {
  padding: 80px 0;
  background: #f5f7fa;
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
  margin-bottom: 40px;
}

.value-item {
  background: #fff;
  border-radius: 12px;
  padding: 25px;
  border-left: 4px solid #1a4b8c;
  transition: all 0.3s;
}

.value-item:hover {
  box-shadow: 0 5px 20px rgba(26, 75, 140, 0.1);
  transform: translateX(5px);
}

.value-item h4 {
  font-size: 16px;
  color: #1a4b8c;
  margin-bottom: 8px;
}

.value-item p {
  font-size: 14px;
  color: #666;
}

.value-bottom {
  text-align: center;
  background: linear-gradient(135deg, #1a4b8c, #2d6bc4);
  border-radius: 16px;
  padding: 30px;
  color: #fff;
}

.value-bottom p {
  font-size: 22px;
  font-weight: bold;
  margin-bottom: 10px;
}

.value-bottom span {
  font-size: 14px;
  opacity: 0.9;
}

/* ===== 简单4步 ===== */
.steps-section {
  padding: 80px 0;
  background: #fff;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
  margin-bottom: 30px;
}

.step-item {
  text-align: center;
  padding: 30px 20px;
  position: relative;
}

.step-item::after {
  content: '\f054';
  font-family: FontAwesome;
  position: absolute;
  right: -15px;
  top: 50%;
  transform: translateY(-50%);
  color: #1a4b8c;
  font-size: 20px;
}

.step-item:last-child::after {
  display: none;
}

.step-num {
  display: inline-block;
  width: 50px;
  height: 50px;
  line-height: 50px;
  background: linear-gradient(135deg, #1a4b8c, #2d6bc4);
  color: #fff;
  border-radius: 50%;
  font-size: 22px;
  font-weight: bold;
  margin-bottom: 15px;
}

.step-item h4 {
  font-size: 14px;
  color: #333;
}

.steps-note {
  text-align: center;
  color: #666;
  font-size: 15px;
}

/* ===== 文章列表 ===== */
.articles-section {
  padding: 80px 0;
  background: #f5f7fa;
}

.articles-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 25px;
  margin-bottom: 30px;
}

.article-card {
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  transition: all 0.3s;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.article-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.article-thumb {
  width: 200px;
  min-height: 160px;
  flex-shrink: 0;
}

.article-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.no-thumb {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #1a4b8c, #4a90d9);
  display: flex;
  align-items: center;
  justify-content: center;
}

.no-thumb i {
  font-size: 40px;
  color: rgba(255, 255, 255, 0.5);
}

.article-info {
  padding: 20px;
  flex: 1;
}

.article-title {
  font-size: 17px;
  margin-bottom: 10px;
}

.article-title a {
  color: #333;
}

.article-title a:hover {
  color: #1a4b8c;
}

.article-meta {
  margin-bottom: 10px;
}

.article-meta span {
  font-size: 12px;
  color: #999;
  margin-right: 15px;
}

.article-meta span i {
  margin-right: 4px;
}

.article-excerpt {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.read-more {
  font-size: 14px;
  color: #1a4b8c;
  font-weight: bold;
}

/* ===== 联系我们 ===== */
.contact-section {
  padding: 80px 0;
  background: linear-gradient(135deg, #1a4b8c, #2d6bc4);
}

.contact-inner {
  text-align: center;
  color: #fff;
}

.contact-inner h2 {
  font-size: 32px;
  margin-bottom: 15px;
}

.contact-inner p {
  font-size: 16px;
  margin-bottom: 30px;
  opacity: 0.9;
}

.contact-inner .btn-primary {
  background: #fff;
  color: #1a4b8c;
}

.contact-inner .btn-primary:hover {
  background: #e8a735;
  color: #fff;
}

/* ===== 页面Banner ===== */
.page-banner {
  background: linear-gradient(135deg, #1a4b8c, #2d6bc4);
  padding: 50px 0;
  text-align: center;
}

.page-banner h2 {
  color: #fff;
  font-size: 28px;
}

/* ===== 内容区域 ===== */
.main-content {
  padding: 60px 0;
}

.content-wrapper {
  display: flex;
  gap: 30px;
}

.content-main {
  flex: 1;
}

.content-sidebar {
  width: 300px;
  flex-shrink: 0;
}

/* ===== 文章详情 ===== */
.article-detail {
  background: #fff;
  border-radius: 12px;
  padding: 40px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.article-detail .article-header {
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid #eee;
}

.article-detail .article-title {
  font-size: 26px;
  color: #333;
  margin-bottom: 15px;
}

.article-detail .article-meta span {
  font-size: 13px;
  color: #999;
  margin-right: 20px;
}

.article-content {
  line-height: 1.8;
  font-size: 16px;
  color: #444;
}

.article-content p {
  margin-bottom: 15px;
}

.article-content img {
  border-radius: 8px;
  margin: 15px 0;
}

.article-content h2,
.article-content h3 {
  margin: 25px 0 15px;
  color: #1a4b8c;
}

.article-tags {
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid #eee;
}

.article-tags a {
  display: inline-block;
  padding: 4px 12px;
  background: #f0f5ff;
  border-radius: 4px;
  font-size: 13px;
  margin-right: 8px;
  margin-bottom: 8px;
}

.article-nav {
  margin-top: 30px;
  padding: 20px;
  background: #f8fafd;
  border-radius: 8px;
  display: flex;
  justify-content: space-between;
}

.article-nav span {
  color: #999;
  font-size: 13px;
}

.article-nav a {
  font-size: 14px;
}

/* ===== 侧边栏 ===== */
.content-sidebar .module {
  background: #fff;
  border-radius: 12px;
  padding: 25px;
  margin-bottom: 20px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.content-sidebar .module h3 {
  font-size: 16px;
  color: #1a4b8c;
  margin-bottom: 15px;
  padding-bottom: 10px;
  border-bottom: 2px solid #e8a735;
}

.content-sidebar .module li {
  padding: 8px 0;
  border-bottom: 1px dashed #eee;
}

.content-sidebar .module li:last-child {
  border-bottom: none;
}

.content-sidebar .module li a {
  font-size: 14px;
  color: #555;
}

.content-sidebar .module li a:hover {
  color: #1a4b8c;
}

/* ===== 评论区 ===== */
.comments-section {
  margin-top: 40px;
  background: #fff;
  border-radius: 12px;
  padding: 30px;
}

.comments-title {
  font-size: 18px;
  color: #333;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid #1a4b8c;
}

/* ===== 分页 ===== */
.pagebar {
  text-align: center;
  padding: 20px 0;
}

.pagebar a,
.pagebar span {
  display: inline-block;
  padding: 8px 16px;
  margin: 0 4px;
  border-radius: 6px;
  font-size: 14px;
}

.pagebar a {
  background: #fff;
  color: #333;
  border: 1px solid #ddd;
}

.pagebar a:hover {
  background: #1a4b8c;
  color: #fff;
  border-color: #1a4b8c;
}

.pagebar span.now {
  background: #1a4b8c;
  color: #fff;
}

/* ===== 404页面 ===== */
.error-content {
  text-align: center;
  padding: 100px 0;
}

.error-icon {
  font-size: 80px;
  color: #e8a735;
  margin-bottom: 20px;
}

.error-content h1 {
  font-size: 100px;
  color: #1a4b8c;
  line-height: 1;
}

.error-content h2 {
  font-size: 24px;
  color: #666;
  margin: 15px 0;
}

.error-content p {
  color: #999;
  margin-bottom: 30px;
}

/* ===== 底部 ===== */
.site-footer {
  background: #1a2a4a;
  color: #ccc;
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-col h4 {
  color: #fff;
  font-size: 18px;
  margin-bottom: 20px;
}

.footer-col p {
  font-size: 14px;
  line-height: 1.8;
  color: #aaa;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  color: #aaa;
  font-size: 14px;
}

.footer-col ul li a:hover {
  color: #e8a735;
}

.footer-col i {
  margin-right: 8px;
  color: #e8a735;
}

.footer-bottom {
  text-align: center;
  padding: 20px 0;
  margin-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-bottom p {
  font-size: 13px;
  color: #888;
}

.footer-legal {
  margin-bottom: 10px;
}
.footer-legal a {
  color: #aab;
  text-decoration: none;
  margin: 0 5px;
  font-size: 13px;
}
.footer-legal a:hover {
  color: #fff;
  text-decoration: underline;
}
.footer-legal span {
  color: #666;
}
.footer-trust-note {
  margin-top: 8px;
  font-size: 12px;
  color: #777;
}

/* ===== 响应式布局 ===== */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .warehouse-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .step-item::after {
    display: none;
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .articles-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .header-inner {
    height: 60px;
  }
  .logo h1 {
    font-size: 18px;
  }
  .logo .slogan {
    display: none;
  }
  .main-nav {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    background: #fff;
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
    padding: 20px;
  }
  .main-nav.active {
    display: block;
  }
  .main-nav ul {
    flex-direction: column;
    gap: 15px;
  }
  .header-contact {
    display: none;
  }
  .mobile-menu-btn {
    display: block;
  }
  .lang-switch {
    width: 30px;
    height: 30px;
    font-size: 12px;
    margin-left: 10px;
  }
  .hero-banner {
    padding: 40px 0;
  }
  .hero-content h2 {
    font-size: 24px;
  }
  .hero-content h2 span {
    font-size: 30px;
  }
  .hero-content > p {
    font-size: 14px;
  }
  .hero-tags span {
    font-size: 13px;
    padding: 6px 14px;
  }
  .btn-primary {
    padding: 10px 28px;
    font-size: 14px;
  }
  .hero-sub-note {
    font-size: 12px;
  }
  .section-title h2 {
    font-size: 22px;
  }
  .services-grid,
  .methods-grid,
  .value-grid {
    grid-template-columns: 1fr;
  }
  .warehouse-grid,
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .content-wrapper {
    flex-direction: column;
  }
  .content-sidebar {
    width: 100%;
  }
  .article-card {
    flex-direction: column;
  }
  .article-thumb {
    width: 100%;
    min-height: 160px;
  }
  .article-detail {
    padding: 20px;
  }
  .article-detail .article-title {
    font-size: 20px;
  }
  .article-nav {
    flex-direction: column;
    gap: 10px;
  }
  .contact-inner h2 {
    font-size: 22px;
  }
  .contact-inner p {
    font-size: 14px;
  }
  .btn-contact {
    padding: 12px 20px;
    font-size: 14px;
  }
  .team-section,
  .services-section,
  .shipping-methods,
  .warehouse-section,
  .value-services,
  .steps-section,
  .sea-air-section {
    padding: 30px 0;
  }
  .section-full-img {
    border-radius: 8px;
  }
  .float-contact {
    right: 10px;
    bottom: 80px;
  }
  .float-btn span {
    display: none;
  }
  .float-btn {
    padding: 12px;
    border-radius: 50%;
  }
  .team-grid {
    grid-template-columns: 1fr;
  }
  .contact-buttons {
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }
  .hero-content h2 {
    font-size: 20px;
  }
  .hero-content h2 span {
    font-size: 24px;
  }
  .hero-content > p {
    font-size: 13px;
  }
  .warehouse-grid,
  .steps-grid {
    grid-template-columns: 1fr;
  }
  .section-title h2 {
    font-size: 18px;
  }
  section {
    padding: 40px 0;
  }
  .badges-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .badge-number {
    font-size: 28px;
  }
  .badge-item {
    padding: 12px;
  }
  .testimonial-card {
    padding: 20px;
  }
  .btn-contact {
    width: 100%;
    justify-content: center;
  }
  .method-card {
    padding: 25px 15px;
  }
  .value-bottom p {
    font-size: 18px;
  }
}

/* ===== 回到顶部 ===== */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 45px;
  height: 45px;
  background: #1a4b8c;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s;
  z-index: 999;
  box-shadow: 0 4px 12px rgba(26, 75, 140, 0.3);
}

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

.back-to-top:hover {
  background: #e8a735;
  transform: translateY(-3px);
}

/* ===== 滚动动画 ===== */
.service-item,
.method-card,
.warehouse-item,
.value-item,
.step-item,
.article-card {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.service-item.animated,
.method-card.animated,
.warehouse-item.animated,
.value-item.animated,
.step-item.animated,
.article-card.animated {
  opacity: 1;
  transform: translateY(0);
}

/* ===== 头部滚动状态 ===== */
.site-header.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
}

/* ===== 置顶文章 ===== */
.article-card.istop {
  border: 2px solid #e8a735;
}

.top-badge {
  display: inline-block;
  background: #e8a735;
  color: #fff;
  font-size: 12px;
  padding: 2px 10px;
  border-radius: 3px;
  margin-bottom: 8px;
}

/* ===== Logo图片 ===== */
.logo-img {
  max-height: 50px;
  width: auto;
}

/* ===== 整图展示区域 ===== */
.section-image-wrap,
.team-image-wrap {
  text-align: center;
}

.section-full-img {
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  margin: 0 auto;
  display: block;
}

.team-section,
.services-section,
.shipping-methods,
.warehouse-section,
.value-services,
.steps-section,
.sea-air-section {
  padding: 40px 0;
}

.services-section {
  background: #f0f5ff;
}

.shipping-methods {
  background: #fff;
}

.warehouse-section {
  background: #f5f7fa;
}

.value-services {
  background: #fff;
}

.steps-section {
  background: #f0f5ff;
}

.sea-air-section {
  background: #fff;
}

/* ===== 专业团队四宫格 ===== */
.team-section {
  padding: 80px 0;
  background: #fff;
}

.section-title .highlight {
  color: #e8a735;
}

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

.team-item {
  background: #f8fafd;
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  transition: all 0.3s;
  border: 1px solid #e8eef5;
}

.team-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(26, 75, 140, 0.1);
}

.team-item img {
  width: 100%;
  max-height: 180px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 15px;
}

.team-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 15px;
  background: linear-gradient(135deg, #1a4b8c, #2d6bc4);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.team-icon i {
  font-size: 28px;
  color: #fff;
}

.team-item h4 {
  font-size: 18px;
  color: #1a4b8c;
  margin-bottom: 8px;
  font-weight: bold;
}

.team-item p {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
}

/* ===== 联系按钮组 ===== */
.contact-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 10px;
}

.btn-contact {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 30px;
  font-size: 16px;
  font-weight: bold;
  color: #fff;
  transition: all 0.3s;
}

.btn-contact:hover {
  transform: translateY(-2px);
  color: #fff;
}

.btn-whatsapp {
  background: #25D366;
}

.btn-whatsapp:hover {
  box-shadow: 0 8px 20px rgba(37, 211, 102, 0.4);
}

.btn-line {
  background: #00B900;
}

.btn-line:hover {
  box-shadow: 0 8px 20px rgba(0, 185, 0, 0.4);
}

.btn-phone {
  background: #1a4b8c;
}

.btn-phone:hover {
  box-shadow: 0 8px 20px rgba(26, 75, 140, 0.4);
}

/* ===== 悬浮客服按钮 ===== */
.float-contact {
  position: fixed;
  right: 20px;
  bottom: 100px;
  z-index: 998;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.float-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 25px;
  color: #fff;
  font-size: 14px;
  font-weight: bold;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: all 0.3s;
  cursor: pointer;
  text-decoration: none;
}

.float-btn:hover {
  transform: scale(1.05);
  color: #fff;
}

.float-btn i {
  font-size: 20px;
}

.float-btn span {
  font-size: 12px;
}

.float-whatsapp {
  background: #25D366;
}

.float-line {
  background: #00B900;
}

.float-wechat {
  background: #07C160;
  position: relative;
}

.float-phone {
  background: #1a4b8c;
}

.wechat-popup {
  display: none;
  position: absolute;
  right: 100%;
  top: 50%;
  transform: translateY(-50%);
  background: #fff;
  color: #333;
  padding: 10px 15px;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
  white-space: nowrap;
  font-size: 14px;
  margin-right: 10px;
}

.float-wechat:hover .wechat-popup {
  display: block;
}

/* ===== 二维码弹窗 ===== */
.qr-modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: 9999;
  justify-content: center;
  align-items: center;
}

.qr-modal-overlay.active {
  display: flex;
}

.qr-modal {
  position: relative;
  background: #fff;
  border-radius: 12px;
  padding: 20px;
  max-width: 400px;
  width: 90%;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  animation: qrModalIn 0.3s ease;
}

@keyframes qrModalIn {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.qr-modal-close {
  position: absolute;
  top: -12px;
  right: -12px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #ff4757;
  color: #fff;
  border: none;
  font-size: 20px;
  line-height: 32px;
  text-align: center;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(255, 71, 87, 0.4);
}

.qr-modal-close:hover {
  background: #e84118;
}

.qr-modal-body {
  text-align: center;
}

.qr-modal-body img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}

/* ===== 信任徽章区 ===== */
.trust-badges {
  background: #fff;
  padding: 50px 0;
  border-bottom: 1px solid #eef2f7;
}
.badges-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  text-align: center;
}
.badge-item {
  padding: 20px;
}
.badge-number {
  font-size: 42px;
  font-weight: 800;
  color: #1a4b8c;
  line-height: 1;
}
.badge-number span {
  font-size: 24px;
  color: #e8a838;
}
.badge-label {
  margin-top: 8px;
  font-size: 15px;
  color: #666;
}

/* ===== 客户评价 ===== */
.testimonials-section {
  padding: 70px 0;
  background: #f8fafd;
}
.section-subtitle {
  color: #888;
  font-size: 15px;
  margin-top: 5px;
}
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 40px;
}
.testimonial-card {
  background: #fff;
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
  transition: transform 0.3s;
}
.testimonial-card:hover {
  transform: translateY(-5px);
}
.testimonial-stars {
  color: #f5a623;
  font-size: 16px;
  margin-bottom: 15px;
}
.testimonial-text {
  font-size: 15px;
  line-height: 1.7;
  color: #444;
  margin-bottom: 15px;
}
.testimonial-author {
  font-size: 14px;
  color: #999;
}
.testimonial-author strong {
  color: #333;
}

/* ===== CTA 脉冲动画 ===== */
.btn-pulse {
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(26,75,140,0.5); }
  70% { box-shadow: 0 0 0 15px rgba(26,75,140,0); }
  100% { box-shadow: 0 0 0 0 rgba(26,75,140,0); }
}
.hero-sub-note {
  margin-top: 15px;
  font-size: 14px;
  color: rgba(255,255,255,0.85);
}
.contact-guarantee {
  margin-bottom: 20px;
  font-size: 15px;
  color: rgba(255,255,255,0.9);
  font-weight: 500;
}
.contact-guarantee i {
  margin-right: 5px;
  color: #27ae60;
}

@media (max-width: 768px) {
  .badges-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }
  .badge-number {
    font-size: 32px;
  }
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
}