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

/* 🔧 修复页面高度和页脚白色条问题 */
html {
  height: 100%;
}

body {
  font-family: "Arial", "Microsoft YaHei", sans-serif;
  line-height: 1.6;
  color: #333;
  background: #fff;
  min-height: 100%;
  display: flex;
  flex-direction: column;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #f8f9fa 0, #e9ecef 100%);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 10000;
  transition: opacity 0.5s ease;
}
.loading-screen.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  z-index: -1;
}
.loading-content {
  text-align: center;
  animation: fadeInUp 0.8s ease-out;
}
/* 🚫 加载动画样式已禁用 - 完全移除加载动画功能
.loading-logo {
  margin-bottom: 30px;
  animation: logoFloat 3s ease-in-out infinite;
}
.loading-logo-img {
  width: 120px;
  height: 120px;
  object-fit: contain;
  border-radius: 0;
  box-shadow: none;
  background: transparent;
  border: none;
}
.loading-company-name {
  font-size: 28px;
  font-weight: 700;
  color: #007bff;
  margin: 20px 0 10px 0;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}
.loading-subtitle {
  font-size: 16px;
  color: #6c757d;
  margin-bottom: 40px;
  font-weight: 500;
}
.spinner {
  width: 50px;
  height: 50px;
  border: 4px solid #e9ecef;
  border-top: 4px solid #007bff;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 20px auto;
}
.loading-text {
  font-size: 14px;
  color: #6c757d;
  font-weight: 500;
}
*/
@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes logoFloat {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}
.header {
  background: #fff;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
}
.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
  max-width: 1200px;
  margin: 0 auto;
  height: 80px;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 15px;
}
.logo {
  height: 50px;
  width: auto;
}
.company-name {
  font-size: 18px;
  font-weight: bold;
  color: #007bff;
}
.nav-menu ul {
  display: flex;
  list-style: none;
  gap: 30px;
}
.nav-link {
  text-decoration: none;
  color: #333;
  font-weight: 500;
  transition: color 0.3s ease;
}
.nav-link:hover,
.nav-link.active {
  color: #007bff;
}
.search-container {
  position: relative;
  display: flex;
  align-items: center;
  margin: 0 20px;
}
.search-input {
  width: 300px;
  padding: 12px 20px;
  border: 2px solid #e9ecef;
  border-radius: 25px;
  font-size: 14px;
  outline: none;
  transition: all 0.3s ease;
}
.search-input:focus {
  border-color: #007bff;
  box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}
.search-btn {
  position: absolute;
  right: 5px;
  background: #007bff;
  border: none;
  width: 35px;
  height: 35px;
  border-radius: 50%;
  color: white;
  cursor: pointer;
  transition: background 0.3s ease;
}
.search-btn:hover {
  background: #0056b3;
}
.search-results {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: white;
  border: 1px solid #e9ecef;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  max-height: 300px;
  overflow-y: auto;
  z-index: 1000;
  display: none;
}
.search-result-item {
  padding: 15px 20px;
  border-bottom: 1px solid #f8f9fa;
  cursor: pointer;
  transition: background 0.3s ease;
}
.search-result-item:hover {
  background: #f8f9fa;
}
.search-result-item:last-child {
  border-bottom: none;
}
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}
.mobile-menu-btn span {
  width: 25px;
  height: 3px;
  background: #333;
  margin: 3px 0;
  transition: 0.3s;
}
.nav-dropdown {
  position: relative;
}
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: white;
  border: 1px solid #e9ecef;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  padding: 10px 0;
  min-width: 220px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.3s ease;
  z-index: 1000;
}
.nav-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown-item {
  display: block;
  padding: 12px 20px;
  text-decoration: none;
  color: #333;
  transition: background 0.3s ease;
}
.dropdown-item:hover {
  background: #f8f9fa;
  color: #007bff;
}
.product-tags-bar {
  background: #f8f9fa;
  border-top: 1px solid #e9ecef;
  border-bottom: 1px solid #e9ecef;
  padding: 10px 0;
  width: 100%;
  position: fixed;
  top: 80px;
  left: 0;
  right: 0;
  z-index: 999;
}
.product-tags-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.product-tags {
  display: flex;
  gap: 15px;
  overflow-x: auto;
  padding: 5px;
  scrollbar-width: thin;
  flex: 1;
}
.social-media-icons {
  display: flex;
  gap: 20px;
  padding-left: 20px;
  border-left: 1px solid #e9ecef;
}
.social-icon {
  font-size: 24px;
  transition: all 0.3s ease;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 5px;
}
.social-icon.facebook {
  color: #1877f2;
}
.social-icon.instagram {
  color: #e4405f;
}
.social-icon.whatsapp {
  color: #25d366;
}
.social-icon:hover {
  transform: translateY(-2px);
  opacity: 0.8;
}
@media (max-width: 768px) {
  .product-tags-container {
    flex-direction: column;
    gap: 15px;
  }
  .social-media-icons {
    border-left: none;
    border-top: 1px solid #e9ecef;
    padding: 15px 0 0;
    justify-content: center;
    width: 100%;
  }
}
.tag-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px 25px;
  background: white;
  border: 2px solid #e9ecef;
  border-radius: 25px;
  color: #6c757d;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  white-space: nowrap;
  min-width: fit-content;
  position: relative;
  z-index: 1;
}
.tag-btn:hover {
  border-color: #007bff;
  color: #007bff;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 123, 255, 0.25);
  z-index: 10;
}
.tag-btn.active {
  background: #007bff;
  border-color: #007bff;
  color: white;
  box-shadow: 0 5px 15px rgba(0, 123, 255, 0.3);
}
.hero-section {
  margin-top: 160px;
  position: relative;
}
.product-detail-container {
  margin-top: 160px !important;
  padding: 20px 0;
}
.breadcrumb {
  padding: 15px 0;
  margin-bottom: 30px;
  background: #f8f9fa;
  border-radius: 8px;
  padding: 15px 20px;
}
.breadcrumb a {
  color: #007bff;
  text-decoration: none;
  font-weight: 500;
}
.breadcrumb a:hover {
  text-decoration: underline;
}
.breadcrumb span {
  color: #6c757d;
  margin: 0 8px;
}
.carousel-container {
  width: 100%;
  height: 750px;
  position: relative;
  overflow: hidden;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  margin: 20px 0;
}
.carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1;
  backface-visibility: hidden;
  transform: translateZ(0);
}
.carousel-slide.active {
  opacity: 1;
  z-index: 2;
}
.slide-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.3s ease;
  backface-visibility: hidden;
  transform: translateZ(0);
}
.slide-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.2));
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px;
  text-align: center;
}
.slide-content {
  max-width: 600px;
  color: white;
  animation: slideInLeft 1s ease-out;
}
.slide-content h2 {
  font-size: 48px;
  margin-bottom: 20px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}
.slide-content p {
  font-size: 20px;
  margin-bottom: 30px;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}
@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.9);
  border: none;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  font-size: 20px;
  color: #333;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 100;
}
.carousel-btn:hover {
  background: #fff;
  transform: translateY(-50%) scale(1.1);
}
.carousel-btn-prev {
  left: 20px;
}
.carousel-btn-next {
  right: 20px;
}
.carousel-indicators {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 100;
}
.indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid white;
  background: transparent;
  cursor: pointer;
  transition: all 0.3s ease;
}
.indicator.active,
.indicator:hover {
  background: white;
}
.btn-primary {
  display: inline-block;
  padding: 15px 30px;
  background: linear-gradient(135deg, #007bff, #0056b3);
  color: white;
  text-decoration: none;
  border-radius: 50px;
  font-weight: 600;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  font-size: 16px;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 123, 255, 0.4);
}
.btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  background: transparent;
  color: #007bff;
  text-decoration: none;
  border: 2px solid #007bff;
  border-radius: 25px;
  font-weight: 500;
  transition: all 0.3s ease;
}
.btn-secondary:hover {
  background: #007bff;
  color: white;
}
.products-section {
  padding: 40px 0;
  background: #f8f9fa;
}
.section-header {
  text-align: center;
  margin-bottom: 30px;
}
.section-header h2 {
  font-size: 36px;
  margin-bottom: 15px;
  color: #333;
}
.section-header p {
  font-size: 18px;
  color: #666;
  max-width: 600px;
  margin: 0 auto;
}
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 15px;
  margin-bottom: 25px;
}
.products-showcase {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
  margin-top: 25px;
}
@media (max-width: 1200px) {
  .products-showcase {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 768px) {
  .products-showcase {
    grid-template-columns: 1fr;
  }
}
.loading-text {
  grid-column: 1 / -1;
  text-align: center;
  padding: 40px;
  color: #666;
  font-size: 18px;
}
.product-showcase-card {
  background: white;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: all 0.4s ease;
  position: relative;
  border: 2px solid #00dc82 !important;
}
.product-showcase-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 25px 50px rgba(0, 220, 130, 0.15);
  border-color: #00dc82 !important;
  background: linear-gradient(145deg, #fff 0, #f8faff 100%);
}
.product-badge {
  position: absolute;
  top: 15px;
  right: 15px;
  background: #ff4757;
  color: white;
  padding: 5px 12px;
  border-radius: 15px;
  font-size: 12px;
  font-weight: 700;
  z-index: 2;
}
.product-badge.hot {
  background: #ff4757;
}
.product-badge.recommend {
  background: #2ed573;
}
.product-badge.new {
  background: #3742fa;
}
.product-badge.parts {
  background: #ffa502;
}
.product-badges {
  position: absolute;
  top: 10px;
  right: 10px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  z-index: 2;
}
.product-badge {
  padding: 5px 12px;
  border-radius: 15px;
  font-size: 12px;
  font-weight: 700;
  color: white;
  text-align: center;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}
.product-badge.hot,
.badge-hot {
  background: linear-gradient(135deg, #ff4757 0, #ff2d40 100%);
}
.product-badge.recommend,
.badge-recommend {
  background: linear-gradient(135deg, #2ed573 0, #28bd66 100%);
}
.product-badge.new,
.badge-new {
  background: linear-gradient(135deg, #3742fa 0, #2b36cc 100%);
}
.product-badge.parts {
  background: linear-gradient(135deg, #ffa502 0, #ff9102 100%);
}
.product-image-container {
  position: relative;
  width: 100%;
  height: 200px;
  overflow: hidden;
  border-radius: 10px 10px 0 0;
}
.product-image-link {
  display: block;
  width: 100%;
  height: 100%;
  text-decoration: none;
  cursor: pointer;
}
.product-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}
.product-showcase-card:hover .product-image {
  transform: scale(1.1);
}
.product-info {
  padding: 20px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}
.product-brand {
  font-size: 13px;
  color: #3b82f6;
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: 0.5px;
}
.product-name {
  font-size: 19px;
  font-weight: 700;
  color: #1f2937;
  margin-bottom: 10px;
  line-height: 1.4;
  transition: color 0.3s ease;
  height: 80px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}
.product-showcase-card:hover .product-name {
  color: #3b82f6;
}
.product-model {
  font-size: 15px;
  color: #2c3e50;
  margin: 8px 0;
  padding: 6px 10px;
  font-weight: 600;
  font-family:
    "Segoe UI",
    -apple-system,
    BlinkMacSystemFont,
    Roboto,
    "Helvetica Neue",
    Arial,
    sans-serif;
  letter-spacing: 0.5px;
  background: linear-gradient(135deg, #f8f9fa 0, #e9ecef 100%);
  border-left: 3px solid #3b82f6;
  border-radius: 6px;
  display: block;
  position: relative;
  transition: all 0.3s ease;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
  height: 27px;
  line-height: 15px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  width: 100%;
  box-sizing: border-box;
}
.product-showcase-card:hover .product-model {
  background: linear-gradient(135deg, #3b82f6 0, #2563eb 100%);
  color: white;
  border-left-color: #1d4ed8;
  transform: translateX(2px);
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}
.product-description {
  color: #4b5563;
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 15px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 67px;
  font-weight: 400;
}
.product-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0;
}
.feature-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 12px;
  color: #666;
  background: #f8f9fa;
  border: 1px solid #e9ecef;
}
.feature-tag i {
  color: #2ed573 !important;
  font-size: 14px;
}
.product-buttons {
  display: flex;
  gap: 10px;
  margin-top: 15px;
  padding: 10px 0;
  position: relative;
}
.product-buttons::before {
  display: none;
}
.product-showcase-card:hover .product-buttons::before {
  background: linear-gradient(
    90deg,
    transparent 0,
    #3b82f6 50%,
    transparent 100%
  );
}
.product-btn {
  flex: 1;
  padding: 12px 16px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  text-align: center;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  position: relative;
  overflow: hidden;
}
.btn-detail {
  background: linear-gradient(135deg, #3b82f6 0, #2563eb 100%);
  color: white;
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
  font-weight: 600;
}
.btn-detail:hover {
  background: linear-gradient(135deg, #2563eb 0, #1d4ed8 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
  color: white;
  border-color: #1d4ed8;
}
.btn-inquiry {
  background: #00dc82;
  color: white;
  box-shadow: 0 4px 15px rgba(0, 220, 130, 0.3);
  position: relative;
  font-weight: 600;
}
.btn-inquiry:hover {
  background: #00b76c;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 220, 130, 0.4);
  color: white;
  border-color: #00b76c;
}
.btn-inquiry::before {
  display: none;
}
.product-btn i {
  font-size: 16px;
}
.product-price {
  font-size: 18px;
  font-weight: 700;
  color: #ff6b35;
  margin: 10px 0;
}
.company-intro-section {
  padding: 40px 0;
  background: white;
}
.company-intro-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  align-items: center;
}
.intro-text h2 {
  font-size: 32px;
  font-weight: 700;
  color: #002e5f;
  margin-bottom: 15px;
  position: relative;
}
.intro-text h2::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 60px;
  height: 3px;
  background: #007bff;
}
.intro-main {
  font-size: 18px;
  color: #333;
  line-height: 1.6;
  margin-bottom: 20px;
  font-weight: 500;
}
.intro-detail {
  font-size: 16px;
  color: #666;
  line-height: 1.6;
  margin-bottom: 15px;
}
.company-features {
  display: flex;
  flex-direction: column;
  gap: 15px;
}
.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 25px;
  background: #f8f9fa;
  border-radius: 15px;
  transition: all 0.3s ease;
}
.feature-item:hover {
  background: #e9ecef;
  transform: translateX(10px);
}
.feature-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #007bff, #0056b3);
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.feature-icon i {
  font-size: 24px;
  color: white;
}
.feature-item h4 {
  font-size: 18px;
  font-weight: 700;
  color: #333;
  margin-bottom: 8px;
}
.feature-item p {
  font-size: 14px;
  color: #666;
  line-height: 1.5;
}
@media (max-width: 768px) {
  .company-intro-content {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .intro-text h2 {
    font-size: 28px;
  }
  .company-features {
    gap: 10px;
  }
  .feature-item {
    padding: 15px;
  }
}
.products-more-section {
  text-align: center;
  margin-top: 30px;
  padding: 20px 0;
}
.btn-view-more {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 32px;
  background: linear-gradient(135deg, #007bff, #0056b3);
  color: white;
  text-decoration: none;
  border-radius: 50px;
  font-size: 18px;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 0 8px 25px rgba(0, 123, 255, 0.3);
}
.btn-view-more:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 35px rgba(0, 123, 255, 0.4);
  text-decoration: none;
  color: white;
}
.btn-view-more i {
  transition: transform 0.3s ease;
}
.btn-view-more:hover i {
  transform: translateX(5px);
}
.more-hint {
  margin-top: 20px;
  color: #666;
  font-size: 16px;
}
.contact-section {
  padding: 40px 0;
  background: #fff;
}
.contact-info-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 15px;
  margin: 25px 0 20px 0;
}
@media (max-width: 1200px) {
  .contact-info-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
}
@media (max-width: 768px) {
  .contact-info-row {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-top: 15px;
}
.contact-left {
  display: flex;
  flex-direction: column;
}
.map-container {
  position: relative;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  height: 400px;
  cursor: pointer;
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
}

.map-container:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.map-container:focus {
  outline: 3px solid #007bff;
  outline-offset: 2px;
}
.map-overlay {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(255, 255, 255, 0.95);
  color: #333;
  padding: 10px 15px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
  z-index: 10;
  pointer-events: none;
  border: 2px solid #007bff;
}
.map-overlay i {
  margin-right: 10px;
  font-size: 18px;
}

/* 地图点击提示覆盖层 */
.map-click-hint {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 123, 255, 0.95);
  color: white;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 2px 10px rgba(0, 123, 255, 0.3);
  opacity: 0;
  transition:
    opacity 0.3s ease,
    transform 0.3s ease;
  pointer-events: none;
  z-index: 15;
}

.map-click-hint i {
  margin-right: 6px;
  font-size: 12px;
}

.map-container:hover .map-click-hint {
  opacity: 1;
  transform: translateX(-50%) translateY(-5px);
}
.contact-right {
  background: white;
  border-radius: 20px;
  padding: 25px 30px;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
  height: 400px;
  display: flex;
  flex-direction: column;
}
.inquiry-form-container {
  width: 100%;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  height: 100%;
}
.inquiry-form-container h3 {
  color: #1a1a1a;
  font-size: 20px;
  margin-bottom: 8px;
  text-align: left;
  font-weight: 600;
}
.form-description {
  color: #666;
  text-align: left;
  margin-bottom: 15px;
  font-size: 14px;
  line-height: 1.4;
}
.inquiry-form {
  width: 100%;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.form-row {
  display: flex;
  gap: 15px;
  width: 100%;
  margin-bottom: 12px;
}
.form-group.half-width {
  flex: 1;
  margin-bottom: 0;
}
.form-group.full-width {
  width: 100%;
  margin-bottom: 15px;
}
.contact-right .form-group {
  position: relative;
}
.contact-right .form-group input,
.contact-right .form-group select,
.contact-right .form-group textarea {
  width: 100%;
  padding: 12px 18px;
  border: 2px solid #e0e0e0;
  border-radius: 12px;
  font-size: 14px;
  transition: all 0.3s ease;
  background: white;
  color: #333;
  outline: none;
  box-sizing: border-box;
}
.contact-right .form-group textarea {
  height: 90px;
  min-height: 90px;
  max-height: 120px;
  resize: vertical;
  line-height: 1.5;
  border-radius: 15px;
}
.contact-right .form-group input::placeholder,
.contact-right .form-group textarea::placeholder {
  color: #999;
  opacity: 1;
  font-weight: 400;
}
.contact-right .form-group input:focus,
.contact-right .form-group select:focus,
.contact-right .form-group textarea:focus {
  border-color: #3b82f6;
  background: white;
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}
.form-group select {
  cursor: pointer;
}
.contact-right .btn-submit {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  color: white;
  border: none;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: auto;
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}
.contact-right .btn-submit:hover {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
}
.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 123, 255, 0.3);
}
.contact-quick-links {
  margin-top: 15px;
  text-align: center;
}
.contact-quick-links p {
  color: #666;
  margin-bottom: 10px;
  font-size: 13px;
}
.quick-contact-buttons {
  display: flex;
  gap: 10px;
  justify-content: center;
}
.quick-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: #25d366;
  color: white;
  text-decoration: none;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  transition: all 0.3s ease;
}
.quick-btn:hover {
  background: #20b358;
  transform: translateY(-2px);
  text-decoration: none;
  color: white;
}
.quick-btn:first-child {
  background: #007bff;
}
.quick-btn:first-child:hover {
  background: #0056b3;
}
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 15px;
  padding: 25px;
  background: white;
  border-radius: 15px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  border: 2px solid transparent;
}
.contact-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
  border-color: rgba(0, 123, 255, 0.2);
}
.contact-icon {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, #007bff, #0056b3);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 20px;
  flex-shrink: 0;
  transition: all 0.3s ease;
}
.contact-item:hover .contact-icon {
  transform: scale(1.1);
  background: linear-gradient(135deg, #0056b3, #004085);
}
.contact-details h4 {
  font-size: 18px;
  margin-bottom: 8px;
  color: #333;
  font-weight: 600;
}
.contact-details p {
  color: #666;
  margin-bottom: 8px;
  font-size: 14px;
  line-height: 1.5;
}
.btn-contact {
  display: inline-block;
  padding: 6px 15px;
  background: #25d366;
  color: white;
  text-decoration: none;
  border-radius: 15px;
  font-size: 12px;
  font-weight: 600;
  transition: all 0.3s ease;
  margin-top: 5px;
}
.btn-contact:hover {
  background: #20b358;
  transform: translateY(-2px);
  text-decoration: none;
  color: white;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
}
@media (max-width: 768px) {
  .nav-container {
    flex-wrap: wrap;
    gap: 15px;
  }
  .nav-menu {
    display: none;
    width: 100%;
    background: white;
    border-top: 1px solid #e9ecef;
    padding: 20px 0;
    order: 3;
  }
  .nav-menu.active {
    display: block;
  }
  .nav-menu ul {
    flex-direction: column;
    gap: 15px;
  }
  .mobile-menu-btn {
    display: flex;
  }
  .search-container {
    margin: 0;
    order: 2;
    flex: 1;
  }
  .search-input {
    width: 100%;
    max-width: 250px;
  }
  .product-tags-bar {
    padding: 10px 0;
  }
  .product-tags {
    gap: 10px;
    padding: 0 20px;
    justify-content: flex-start;
  }
  .tag-btn {
    padding: 10px 18px;
    font-size: 13px;
  }
  .hero-section {
    margin-top: 140px;
  }
  .product-detail-container {
    margin-top: 160px !important;
  }
  .slide-content h2 {
    font-size: 32px;
  }
  .slide-content p {
    font-size: 16px;
  }
  .slide-overlay {
    padding: 30px;
  }
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .contact-right {
    padding: 30px 20px;
    height: auto;
    min-height: 400px;
  }
  .quick-contact-buttons {
    flex-direction: column;
    align-items: center;
  }
  .map-container {
    height: 350px;
  }
  .carousel-container {
    height: 500px;
  }
  .form-row {
    flex-direction: column;
    gap: 0;
    margin-bottom: 12px;
  }
  .form-group.half-width {
    width: 100%;
    margin-bottom: 8px;
  }
  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    padding: 0;
    margin-top: 10px;
  }
  .loading-logo-img {
    width: 80px;
    height: 80px;
  }
  .loading-company-name {
    font-size: 22px;
  }
  .loading-subtitle {
    font-size: 14px;
    margin-bottom: 30px;
  }
}
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: #007bff;
  color: white;
  border: none;
  border-radius: 50%;
  font-size: 20px;
  cursor: pointer;
  opacity: 0;
  transition: all 0.3s ease;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 10px rgba(0, 123, 255, 0.3);
}
.back-to-top::before {
  content: "\f106";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 28px;
}
.back-to-top.visible {
  opacity: 1;
}
.back-to-top:hover {
  background: #0056b3;
  transform: translateY(-3px);
  box-shadow: 0 4px 15px rgba(0, 123, 255, 0.4);
}
.footer {
  background: linear-gradient(135deg, #002e5f 0, #001a3a 100%);
  color: white;
  margin-top: auto; /* 🔧 使用auto让页脚自动贴底 */
}
.footer-top {
  padding: 25px 0 20px;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.footer-section h4 {
  color: #00bfff;
  font-size: 20px;
  margin-bottom: 25px;
  font-weight: 600;
  border-bottom: 2px solid #00bfff;
  padding-bottom: 10px;
}
.footer-section ul {
  list-style: none;
  padding: 0;
}
.footer-section ul li {
  margin-bottom: 12px;
}
.footer-section ul li a {
  color: #ccc;
  text-decoration: none;
  transition: all 0.3s ease;
  font-size: 15px;
}
.footer-section ul li a:hover {
  color: #00bfff;
  padding-left: 5px;
}
.footer-contact .contact-info p {
  margin-bottom: 15px;
  line-height: 1.6;
  font-size: 15px;
  color: #ccc;
}
.footer-contact .contact-details p {
  margin-bottom: 8px;
  font-size: 15px;
  color: #ccc;
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer-contact .contact-details p strong {
  color: #00bfff;
  font-weight: 600;
  min-width: 80px;
}
.footer-contact .contact-details a {
  color: #ccc;
  text-decoration: none;
  transition: all 0.3s ease;
}
.footer-contact .contact-details a:hover {
  color: #00bfff;
  text-decoration: none;
}
.footer-newsletter .inquiry-form {
  display: flex;
  flex-direction: column;
  gap: 15px;
}
.footer-newsletter .inquiry-form input {
  padding: 12px 16px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.1);
  color: white;
  font-size: 14px;
  transition: all 0.3s ease;
}
.footer-newsletter .inquiry-form input::placeholder {
  color: rgba(255, 255, 255, 0.7);
}
.footer-newsletter .inquiry-form input:focus {
  outline: none;
  border-color: #00bfff;
  background: rgba(255, 255, 255, 0.15);
}
.footer-newsletter .inquiry-form button {
  padding: 12px 20px;
  background: #00bfff;
  color: white;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 14px;
}
.footer-newsletter .inquiry-form button:hover {
  background: #09c;
  transform: translateY(-2px);
}
.footer-bottom {
  background: rgba(0, 0, 0, 0.3);
  padding: 25px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-bottom-content {
  display: flex;
  justify-content: center;
  align-items: center;
}
.copyright {
  font-size: 15px;
  color: #ccc;
  text-align: center;
}
.floating-contact {
  position: fixed;
  bottom: 100px;
  right: 30px;
  display: flex;
  flex-direction: column;
  gap: 15px;
  z-index: 1000;
}
.floating-whatsapp,
.floating-phone {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-size: 24px;
  color: white;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
}
.floating-whatsapp {
  background: #25d366;
}
.floating-phone {
  background: #007bff;
}
.floating-whatsapp:hover,
.floating-phone:hover {
  transform: translateY(-3px) scale(1.1);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}
@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 15px;
  }
  .footer-bottom-content {
    justify-content: center;
    text-align: center;
  }
  .floating-contact {
    bottom: 80px;
    right: 20px;
  }
  .floating-whatsapp,
  .floating-phone {
    width: 50px;
    height: 50px;
    font-size: 20px;
  }
}
.product-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  animation: fadeIn 0.3s ease;
}
.product-modal {
  background: white;
  border-radius: 15px;
  max-width: 800px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
  animation: slideInUp 0.3s ease;
}
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 25px 30px;
  border-bottom: 1px solid #e9ecef;
  background: linear-gradient(135deg, #f8f9fa, #e9ecef);
  border-radius: 15px 15px 0 0;
}
.modal-header h2 {
  color: #002e5f;
  font-size: 24px;
  font-weight: 700;
  margin: 0;
}
.modal-close {
  background: none;
  border: none;
  font-size: 24px;
  color: #666;
  cursor: pointer;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}
.modal-close:hover {
  background: #e9ecef;
  color: #333;
}
.modal-content {
  padding: 30px;
}
.product-basic-info {
  margin-bottom: 25px;
}
.info-row {
  display: flex;
  margin-bottom: 12px;
  align-items: center;
}
.info-row .label {
  font-weight: 600;
  color: #333;
  min-width: 80px;
  margin-right: 15px;
}
.info-row .value {
  color: #666;
  flex: 1;
}
.product-features-section,
.product-applications-section,
.product-specifications-section {
  margin-bottom: 25px;
}
.product-features-section h3,
.product-applications-section h3,
.product-specifications-section h3 {
  color: #002e5f;
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 15px;
  padding-bottom: 8px;
  border-bottom: 2px solid #007bff;
}
.features-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.features-list .feature-tag {
  background: linear-gradient(135deg, #007bff, #0056b3);
  color: white;
  padding: 8px 15px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 500;
}
.applications-list {
  list-style: none;
  padding: 0;
}
.applications-list li {
  padding: 8px 0;
  border-bottom: 1px solid #f0f0f0;
  color: #666;
}
.applications-list li:before {
  content: "✓";
  color: #28a745;
  font-weight: bold;
  margin-right: 10px;
}
.specifications-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
}
.spec-item {
  background: #f8f9fa;
  padding: 15px;
  border-radius: 10px;
  border-left: 4px solid #007bff;
}
.spec-label {
  font-weight: 600;
  color: #333;
  display: block;
  margin-bottom: 5px;
}
.spec-value {
  color: #007bff;
  font-weight: 500;
}
.modal-footer {
  padding: 20px 30px;
  border-top: 1px solid #e9ecef;
  display: flex;
  gap: 15px;
  justify-content: flex-end;
  background: #f8f9fa;
  border-radius: 0 0 15px 15px;
}
.btn-modal-inquire {
  background: linear-gradient(135deg, #25d366, #128c7e);
  color: white;
  border: none;
  padding: 12px 25px;
  border-radius: 25px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}
.btn-modal-inquire:hover {
  background: linear-gradient(135deg, #128c7e, #25d366);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}
.btn-modal-close {
  background: #6c757d;
  color: white;
  border: none;
  padding: 12px 25px;
  border-radius: 25px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}
.btn-modal-close:hover {
  background: #5a6268;
  transform: translateY(-2px);
}
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@media (max-width: 768px) {
  .product-modal {
    width: 95%;
    max-height: 95vh;
  }
  .modal-header {
    padding: 20px;
  }
  .modal-header h2 {
    font-size: 20px;
  }
  .modal-content {
    padding: 20px;
  }
  .specifications-grid {
    grid-template-columns: 1fr;
  }
  .modal-footer {
    padding: 15px 20px;
    flex-direction: column;
  }
  .btn-modal-inquire,
  .btn-modal-close {
    width: 100%;
    justify-content: center;
  }
}
.pagination-container {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 40px 0;
  gap: 10px;
}
.pagination-button {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 15px;
  border: 2px solid #e9ecef;
  border-radius: 8px;
  background: white;
  color: #333;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  user-select: none;
}
.pagination-button:hover {
  border-color: #007bff;
  color: #007bff;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 123, 255, 0.2);
}
.pagination-button.active {
  background: #007bff;
  color: white;
  border-color: #007bff;
}
.pagination-button.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}
.pagination-ellipsis {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: #6c757d;
  font-weight: 600;
}
@media (max-width: 768px) {
  .pagination-button {
    min-width: 35px;
    height: 35px;
    padding: 0 10px;
    font-size: 14px;
  }
  .pagination-container {
    gap: 5px;
  }
  .pagination-ellipsis {
    width: 35px;
    height: 35px;
  }
}
.pagination-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  margin-bottom: 20px;
}
.page-size-control,
.page-jump-control {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: #333;
}
.page-size-select,
.page-jump-input {
  padding: 8px 12px;
  border: 2px solid #e9ecef;
  border-radius: 8px;
  font-size: 14px;
  color: #333;
  background: white;
  transition: all 0.3s ease;
  width: 80px;
  text-align: center;
}
.page-size-select:hover,
.page-jump-input:hover {
  border-color: #007bff;
}
.page-size-select:focus,
.page-jump-input:focus {
  outline: none;
  border-color: #007bff;
  box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}
.page-jump-button {
  padding: 8px 15px;
  border: none;
  border-radius: 8px;
  background: #007bff;
  color: white;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.3s ease;
}
.page-jump-button:hover {
  background: #0056b3;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 123, 255, 0.2);
}
@media (max-width: 768px) {
  .pagination-controls {
    flex-direction: column;
    gap: 15px;
  }
  .page-size-control,
  .page-jump-control {
    width: 100%;
    justify-content: center;
  }
}
.form-feedback {
  position: fixed;
  top: 20px;
  right: 20px;
  padding: 15px 25px;
  border-radius: 8px;
  color: white;
  font-weight: 500;
  transform: translateX(200%);
  transition: transform 0.3s ease;
  z-index: 9999;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}
.form-feedback.success {
  background: #28a745;
  transform: translateX(0);
}
.form-feedback.error {
  background: #dc3545;
  transform: translateX(0);
}
.form-group.error input,
.form-group.error textarea {
  border-color: #dc3545;
  box-shadow: 0 0 0 2px rgba(220, 53, 69, 0.25);
}
.form-group.success input,
.form-group.success textarea {
  border-color: #28a745;
  box-shadow: 0 0 0 2px rgba(40, 167, 69, 0.25);
}
.error-message {
  color: #dc3545;
  font-size: 12px;
  margin-top: 5px;
  display: none;
}
.form-group.error .error-message {
  display: block;
}
.related-product-card {
  background: white;
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  transition: all 0.4s ease;
  border: 2px solid #00dc82;
  position: relative;
  cursor: pointer;
}
.related-product-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 30px rgba(0, 220, 130, 0.15);
  border-color: #00dc82;
}
.related-product-image-wrapper {
  position: relative;
  padding-top: 75%;
  overflow: hidden;
}
.related-product-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}
.related-product-card:hover .related-product-image {
  transform: scale(1.05);
}
.related-product-info {
  padding: 15px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
}
.related-product-title {
  font-size: 16px;
  color: #333;
  margin: 0;
  padding: 0;
  line-height: 1.2;
  text-align: center;
  width: 100%;
  height: 40px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}
.related-product-model {
  font-size: 13px;
  color: #2c3e50;
  margin: 5px 0 8px;
  padding: 4px 8px;
  font-weight: 600;
  background: linear-gradient(135deg, #f8f9fa 0, #e9ecef 100%);
  border-left: 2px solid #3b82f6;
  border-radius: 4px;
  display: block;
  letter-spacing: 0.3px;
  transition: all 0.3s ease;
  text-align: center;
  width: 100%;
  height: 21px;
  line-height: 13px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  box-sizing: border-box;
}
.related-product-card:hover .related-product-model {
  background: linear-gradient(135deg, #3b82f6 0, #2563eb 100%);
  color: white;
  border-left-color: #1d4ed8;
  transform: scale(1.02);
}
#relatedProducts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  padding: 20px;
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}
@media (max-width: 992px) {
  #relatedProducts {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 576px) {
  #relatedProducts {
    grid-template-columns: 1fr;
  }
}
.related-product-buttons {
  display: flex;
  gap: 8px;
  margin-top: 10px;
  flex-direction: column;
}
.related-product-buttons .btn {
  padding: 8px 12px;
  border-radius: 6px;
  text-decoration: none;
  font-size: 12px;
  font-weight: 500;
  text-align: center;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}
.related-product-buttons .btn-outline {
  background: transparent;
  color: #007bff;
  border: 1px solid #007bff;
}
.related-product-buttons .btn-outline:hover {
  background: #007bff;
  color: white;
}
.related-product-buttons .btn-primary {
  background: #00dc82;
  color: white;
}
.related-product-buttons .btn-primary:hover {
  background: #00b368;
  transform: translateY(-1px);
}
.toast {
  position: fixed;
  top: 20px;
  right: 20px;
  padding: 15px 25px;
  background: white;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  z-index: 9999;
  opacity: 0;
  transform: translateY(-20px);
  transition: all 0.3s ease;
}
.toast.show {
  opacity: 1;
  transform: translateY(0);
}
.toast-content {
  display: flex;
  align-items: center;
  gap: 10px;
}
.toast i {
  font-size: 20px;
}
.toast-success {
  border-left: 4px solid #4caf50;
}
.toast-success i {
  color: #4caf50;
}
.toast-error {
  border-left: 4px solid #f44336;
}
.toast-error i {
  color: #f44336;
}
.footer-section .inquiry-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-section .inquiry-form input {
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 14px;
  transition: border-color 0.3s ease;
}
.footer-section .inquiry-form input:focus {
  outline: none;
  border-color: #00dc82;
  box-shadow: 0 0 0 2px rgba(0, 220, 130, 0.1);
}
.footer-section .inquiry-form input.error {
  border-color: #dc3545;
  box-shadow: 0 0 0 2px rgba(220, 53, 69, 0.1);
}
.footer-section .inquiry-form .error-message {
  color: #dc3545;
  font-size: 12px;
  margin-top: 4px;
  display: none;
}
.footer-section .inquiry-form .btn-submit {
  background: #00dc82;
  color: white;
  border: none;
  padding: 10px 16px;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.footer-section .inquiry-form .btn-submit:hover {
  background: #00b368;
  transform: translateY(-1px);
}
.footer-section .inquiry-form .btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}
#footerFormFeedback {
  margin-top: 10px;
  display: none;
}
#footerFormFeedback .alert {
  padding: 8px 12px;
  border-radius: 4px;
  font-size: 13px;
  line-height: 1.4;
}
#footerFormFeedback .alert-success {
  background-color: #d4edda;
  border: 1px solid #c3e6cb;
  color: #155724;
}
#footerFormFeedback .alert-error {
  background-color: #f8d7da;
  border: 1px solid #f5c6cb;
  color: #721c24;
}
@media (max-width: 768px) {
  .footer-section .inquiry-form input {
    padding: 6px 10px;
    font-size: 13px;
  }
  .footer-section .inquiry-form .btn-submit {
    padding: 8px 14px;
    font-size: 13px;
  }
}
/* 🔧 优化main元素布局，确保页面内容正确填充 */
main {
  margin-top: 130px;
  /* flex属性移到footer-fix.css中统一管理 */
}

/* 通知消息样式 */
.notification {
  position: fixed;
  top: 20px;
  right: 20px;
  max-width: 400px;
  z-index: 10000;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  animation: slideInRight 0.3s ease-out;
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.notification-content {
  padding: 16px 20px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.notification-message {
  flex: 1;
  font-size: 14px;
  line-height: 1.4;
  margin: 0;
}

.notification-close {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background-color 0.2s ease;
  flex-shrink: 0;
}

.notification-close:hover {
  background-color: rgba(0, 0, 0, 0.1);
}

.notification-success {
  background-color: #d4edda;
  color: #155724;
  border-left: 4px solid #28a745;
}

.notification-error {
  background-color: #f8d7da;
  color: #721c24;
  border-left: 4px solid #dc3545;
}

.notification-info {
  background-color: #d1ecf1;
  color: #0c5460;
  border-left: 4px solid #17a2b8;
}

.notification-warning {
  background-color: #fff3cd;
  color: #856404;
  border-left: 4px solid #ffc107;
}

@keyframes slideInRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* 移动端通知样式调整 */
@media (max-width: 768px) {
  .notification {
    top: 15px;
    right: 15px;
    left: 15px;
    max-width: none;
    min-width: auto;
    padding: 16px 18px;
    border-radius: 10px;
    animation: slideInDown 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  }

  .notification-content {
    padding: 0;
    gap: 10px;
  }

  .notification-message {
    font-size: 14px;
    line-height: 1.5;
  }

  .notification-close {
    width: 24px;
    height: 24px;
    font-size: 12px;
  }
}

/* 移动端专用动画 */

/* 🔧 确保页面底部没有多余空白 */
#footer-container {
  margin-top: auto;
}

/* 🔧 防止页面底部出现白色条的额外保险措施 */
body::after {
  content: "";
  display: block;
  height: 0;
  clear: both;
}

/* 🔧 确保所有section元素正确布局 */
section {
  flex-shrink: 0;
}
@media (max-width: 768px) {
  @keyframes slideInDown {
    from {
      opacity: 0;
      transform: translateY(-100%);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
}

/* 🎨 联系表单反馈样式 */
.form-feedback {
  margin-top: 15px;
}

.form-feedback .alert {
  border: none;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  font-size: 14px;
  line-height: 1.5;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 15px;
  margin: 0;
  transition: all 0.3s ease;
}

.form-feedback .alert-success {
  background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
  color: #155724;
  border-left: 4px solid #28a745;
}

.form-feedback .alert-danger {
  background: linear-gradient(135deg, #f8d7da 0%, #f5c6cb 100%);
  color: #721c24;
  border-left: 4px solid #dc3545;
}

.form-feedback .alert-info {
  background: linear-gradient(135deg, #d1ecf1 0%, #bee5eb 100%);
  color: #0c5460;
  border-left: 4px solid #17a2b8;
}

.form-feedback .alert i {
  font-size: 18px;
  flex-shrink: 0;
}

/* 🔄 表单提交状态样式 */
.inquiry-form.submitting {
  opacity: 0.8;
  pointer-events: none;
}

.inquiry-form.submitting input,
.inquiry-form.submitting textarea {
  background-color: #f8f9fa;
  transition: all 0.3s ease;
}

/* 📱 移动端表单反馈样式 */
@media (max-width: 768px) {
  .form-feedback .alert {
    padding: 12px;
    font-size: 13px;
  }

  .form-feedback .alert i {
    font-size: 16px;
  }
}