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

body {
  font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
  color: #333;
  line-height: 1.5;
  background-color: #fff;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

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

.container {
  max-width: 1600px;
  width: 96%;
  margin: 0 auto;
}

.header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 20;
  background: url('../img/dhb.jpg') no-repeat right bottom;
  background-size: auto;
}

.header-inner {
  display: flex;
  align-items: center;
  padding: 0;
  gap: 0;
  flex-wrap: nowrap;
  justify-content: flex-start;
  height: 100px;
}

.header-brand {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
  flex: 0 0 150px;
  width: 150px;
  padding: 15px 0;
  position: relative;
}

.logo {
  height: 70px;
  width: auto;
  object-fit: contain;
  background-color: transparent;
  border-radius: 0;
  margin: 0;
  margin-top: 10px;
}

.header-nav {
  display: flex;
  align-items: stretch;
  justify-content: flex-end;
  flex: 1;
  flex-direction: column;
  gap: 0;
}

.company-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.company-title {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 1px;
  text-shadow: 0 2px 4px rgba(0,0,0,0.25);
  flex: 1;
  line-height: 22px;
  align-self: center;
}

.social-icons {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: #8c33d1;
  height: 36px;
  padding: 0 12px;
  border-radius: 4px;
  align-self: flex-start;
}

.social-icons a {
  display: flex;
  align-items: center;
  margin-right: 10px;
}

.social-icons a:last-of-type {
  margin-right: 0;
}

.social-icons img {
  height: 20px;
  width: auto;
}

.phone-number {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: 10px;
  padding-left: 10px;
  border-left: 1px solid rgba(255,255,255,0.3);
}

.phone-number img {
  height: 18px;
  width: auto;
}

.phone-number span {
  font-size: 14px;
  color: #fff;
  font-weight: 600;
}

.nav-row {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  justify-content: flex-end;
  background-color: #fff;
  height: 40px;
  padding: 0;
}

.menu {
  display: flex;
  flex: 1;
  background-color: transparent;
  border-radius: 0;
  justify-content: stretch;
  position: relative;
  z-index: 60;
}

.menu-item {
  flex: 1;
  display: flex;
  position: relative;
}

.menu-item a {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  font-size: 16px;
  color: #1f1f1f;
  transition: all 0.2s ease;
  white-space: nowrap;
  height: 40px;
}

.menu-item a:hover,
.menu-item.active a {
  background-color: #8c33d1;
  color: #fff;
}

.menu-item.has-submenu > a::after {
  content: '';
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid currentColor;
  margin-left: 6px;
  transition: transform 0.2s ease;
}

.menu-item.has-submenu:hover > a::after {
  transform: rotate(180deg);
}

.submenu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: #fff;
  box-shadow: 0 10px 40px rgba(140, 51, 209, 0.2);
  min-width: 100%;
  z-index: 100;
  padding: 0;
  border: none;
}

.menu-item.has-submenu:hover .submenu {
  display: block;
  animation: submenuFadeIn 0.3s ease;
}

@keyframes submenuFadeIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.submenu li {
  position: relative;
}

.submenu li a {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  font-size: 15px;
  color: #333;
  text-align: left;
  transition: all 0.25s ease;
  position: relative;
}

.submenu li a::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 100%;
  background-color: #8c33d1;
  transform: scaleY(0);
  transition: transform 0.25s ease;
}

.submenu li a:hover {
  background-color: #faf5ff;
  color: #8c33d1;
  padding-left: 24px;
}

.submenu li a:hover::before {
  transform: scaleY(1);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.search-btn,
.lang-switch {
  height: 36px;
  border-radius: 4px;
  background-color: #fff;
  border: none;
  color: #1f1f1f;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
  transition: all 0.2s ease;
  padding: 0;
}

.search-btn:hover,
.lang-switch:hover {
  background-color: transparent;
}

.search-wrapper {
  position: relative;
}

.search-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  padding-top: 8px;
  z-index: 100;
}

.search-wrapper:hover .search-dropdown {
  display: block;
}

.search-dropdown input {
  width: 200px;
  height: 36px;
  padding: 0 12px;
  border: 1px solid #ddd;
  border-radius: 4px 0 0 4px;
  font-size: 14px;
  outline: none;
}

.search-dropdown input:focus {
  border-color: #8c33d1;
}

.search-form {
  display: flex;
}

.search-submit {
  width: 40px;
  height: 36px;
  background-color: #8c33d1;
  border: 1px solid #8c33d1;
  border-radius: 0 4px 4px 0;
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s ease;
}

.search-submit:hover {
  background-color: #7a2db8;
}

.lang-switch-wrapper {
  position: relative;
}

.lang-switch {
  width: auto;
  min-width: 36px;
  padding: 0 8px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.lang-text {
  font-size: 13px;
  font-weight: 600;
}

.lang-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  background-color: #fff;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  min-width: 60px;
  z-index: 100;
}

.lang-switch-wrapper:hover .lang-dropdown {
  display: block;
}

.lang-dropdown li a {
  display: block;
  padding: 8px 12px;
  font-size: 13px;
  color: #1f1f1f;
  text-align: center;
  transition: background-color 0.2s ease;
}

.lang-dropdown li a:hover {
  background-color: #8c33d1;
  color: #fff;
}

.mobile-menu-btn {
  display: none;
  width: 38px;
  height: 38px;
  background-color: #fff;
  border: none;
  border-radius: 6px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 0;
}

.mobile-header-controls {
  display: none;
}

.mobile-lang-btn {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0 10px;
  height: 38px;
  background-color: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 6px;
  color: #fff;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.mobile-lang-wrapper {
  position: relative;
}

.mobile-lang-arrow {
  transition: transform 0.2s ease;
}

.mobile-lang-wrapper.open .mobile-lang-arrow {
  transform: rotate(180deg);
}

.mobile-lang-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 6px;
  background: #fff;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
  min-width: 100px;
  z-index: 100;
}

.mobile-lang-wrapper.open .mobile-lang-dropdown {
  display: block;
}

.mobile-lang-dropdown li a {
  display: block;
  padding: 10px 14px;
  font-size: 13px;
  color: #333;
  text-align: center;
  cursor: pointer;
  transition: background 0.2s ease;
}

.mobile-lang-dropdown li a:hover {
  background: #f5f5f5;
}

.mobile-lang-dropdown li a.active {
  background: #8c33d1;
  color: #fff;
}

.mobile-lang-btn:hover {
  background-color: rgba(255, 255, 255, 0.3);
}

.mobile-lang-text {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.mobile-menu-btn span {
  display: block;
  width: 20px;
  height: 2px;
  background-color: #1f1f1f;
}

.banner {
  position: relative;
  width: 100%;
  background-color: #eee;
  overflow: hidden;
  z-index: 1;
}

.banner-track {
  display: flex;
  transition: transform 0.6s ease-in-out;
  will-change: transform;
}

.banner-slide {
  min-width: 100%;
  position: relative;
  overflow: hidden;
  background: #000;
}

.banner-slide img {
  width: 100%;
  height: auto;
  display: block;
}

@media (min-width: 993px) {
  .banner {
    height: 100vh;
    min-height: 100vh;
    max-height: 100vh;
    overflow: hidden;
  }
  .banner-track {
    height: 100%;
  }
  .banner-slide {
    height: 100%;
    overflow: hidden;
  }
  .banner-slide img {
    width: 100%;
    height: auto;
    object-fit: none;
  }
}

.banner-control {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #222;
  font-size: 22px;
  font-weight: 700;
  z-index: 2;
  transition: opacity 0.2s ease;
  line-height: 1;
  opacity: 0;
}

.banner-control:hover,
.banner:hover .banner-control {
  opacity: 0.4;
}

.banner-prev {
  left: 24px;
}

.banner-next {
  right: 24px;
}

.banner-dots {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 2;
}

.banner-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.7);
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  padding: 0;
}

.banner-dot.active {
  background-color: #fff;
  width: 26px;
  border-radius: 999px;
}

.main-content {
  padding: 60px 0;
  background-color: #fff;
}

.main-content h2 {
  font-size: 28px;
  margin-bottom: 16px;
  color: #222;
}

.main-content p {
  font-size: 16px;
  color: #666;
  max-width: 900px;
}

.company-intro {
  background-color: #fff;
  padding: 60px 0;
}

.company-intro-inner {
  display: flex;
  gap: 40px;
  align-items: stretch;
}

.company-intro-left {
  flex: 0 0 calc(60% - 20px);
  max-width: calc(60% - 20px);
  position: relative;
  display: flex;
  flex-direction: column;
  padding-top: 50px;
  animation: introLeftIn 0.8s ease both;
}

.company-intro-left:hover {
  transform: translateY(-4px);
  transition: transform 0.2s ease;
}

@keyframes introLeftIn {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.company-intro-right {
  flex: 0 0 calc(40% - 20px);
  max-width: calc(40% - 20px);
  animation: introRightIn 0.8s 0.15s ease both;
}

@keyframes introRightIn {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.company-name {
  font-size: 24px;
  font-weight: 700;
  color: #222;
  margin-bottom: 30px;
}

.company-desc {
  margin-bottom: 30px;
}

.company-desc p {
  font-size: 15px;
  color: #555;
  line-height: 1.8;
  margin-bottom: 12px;
}

.btn-more {
  display: inline-block;
  margin-top: 10px;
  padding: 8px 20px;
  background-color: #8c33d1;
  color: #fff;
  border-radius: 50px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: background-color 0.2s ease;
  align-self: flex-start;
}

.btn-more:hover {
  background-color: #7a2bbf;
}

.company-intro-logo {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 120px;
  height: auto;
  opacity: 0.9;
}

.company-intro-img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
}

.product-center {
  background: url('../img/cpbj.jpg') center/cover no-repeat;
  padding: 60px 0;
  text-align: center;
}

.section-header {
  position: relative;
  display: block;
  margin-bottom: 40px;
  text-align: center;
}

.section-title {
  font-size: 32px;
  font-weight: 700;
  color: #222;
  margin: 0;
  letter-spacing: 2px;
}

.product-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 100%;
  margin: 0 auto 36px;
}

.product-tabs {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 10px;
  max-width: 100%;
  margin: 0 auto 48px;
}

.product-tab {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  padding: 10px 0;
  border-radius: 50px;
  border: 1px solid #8c33d1;
  color: #8c33d1;
  text-decoration: none;
  font-size: 16px;
  font-weight: 500;
  text-align: center;
  transition: background 0.2s ease, color 0.2s ease;
}

.product-tab:hover,
.product-tab.product-tab-active {
  background: #8c33d1;
  color: #fff;
}

.product-tab-active {
  background: #8c33d1;
  color: #fff;
}

.product-card {
  display: block;
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(0,0,0,0.08);
  text-decoration: none;
  color: inherit;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 28px rgba(0,0,0,0.14);
}

.product-card:hover .product-name {
  background: #8c33d1;
  color: #fff;
  border-top-color: #8c33d1;
}

.product-card:hover .product-arrow {
  background: #8c33d1;
  color: #fff;
  border-color: #fff;
}

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

.product-name {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 16px;
  font-size: 18px;
  font-weight: 600;
  color: #222;
  border-top: 1px solid #f2f2f2;
  transition: background 0.2s ease, color 0.2s ease, border-top-color 0.2s ease;
}

.product-arrow {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid #8c33d1;
  color: #8c33d1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  flex-shrink: 0;
  margin-left: 12px;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn-center {
  position: relative;
  display: inline-block;
  padding: 10px 30px;
  background: transparent;
  color: #fff;
  border: 1px solid #fff;
  border-radius: 50px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: background 0.2s ease, color 0.2s ease;
}

.btn-center:hover {
  background: #fff;
  color: #222;
}

.footer {
  background: #303942;
  padding: 60px 0 0;
  color: #fff;
}

.footer-top-line {
  width: 100%;
  height: 1px;
  background: #adafb1;
}

.footer-content {
  display: flex;
  gap: 40px;
  padding-bottom: 40px;
}

.footer-left {
  flex: 3.5;
}

.footer-center {
  flex: 2.5;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.footer-right {
  flex: 4;
  display: flex;
  flex-direction: column;
}

.footer-cols {
  display: flex;
  gap: 40px;
}

.footer-section-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 20px;
  color: #fff;
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-contact-row {
  display: flex;
  gap: 60px;
}

.footer-contact-row + .footer-contact-row-full {
  margin-top: 75px;
}

.footer-contact-col {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-contact-col-right {
  margin-left: auto;
}

.footer-contact-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

@media (max-width: 992px) {
  .footer-contact {
    gap: 0;
  }
  .footer-contact-row {
    flex-direction: column;
  }
  .footer-contact-row + .footer-contact-row-full {
    margin-top: 0;
  }
  .footer-contact-row-full {
    flex-direction: column;
    gap: 16px;
  }
  .footer-contact-col {
    flex-direction: row;
    gap: 8px;
  }
  .footer-contact-col-right {
    margin-left: 0;
  }
}

.footer-label {
  color: #adafb1;
  flex-shrink: 0;
}

.footer-value {
  color: #fff;
}

.footer-qr {
  width: 120px;
  height: 120px;
  background: #fff;
  padding: 8px;
  margin-top: 30px;
  margin-bottom: 30px;
}

.footer-qr img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.footer-qr-text {
  color: #adafb1;
  font-size: 14px;
  margin-top: -15px;
}

.footer-social {
  display: flex;
  gap: 15px;
  margin-top: 0px;
}

.footer-social a {
  display: inline-block;
}

.footer-social img {
  width: auto;
  height: auto;
}

.footer-col {
  flex: 1;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

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

.footer-links a {
  color: #fff;
  text-decoration: none;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: #adafb1;
}

.footer-bottom {
  border-top: none;
  padding: 20px 0;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.footer-copyright {
  color: #adafb1;
  font-size: 14px;
}

.footer-links-info {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #adafb1;
  font-size: 14px;
}

.footer-links-info a {
  color: #adafb1;
  text-decoration: none;
}

.footer-links-info a:hover {
  text-decoration: underline;
}

.footer-divider {
  color: #adafb1;
}

.footer-tech {
  color: #adafb1;
}

@media (max-width: 992px) {
  .footer-content {
    flex-direction: column;
    gap: 30px;
  }
  .footer-left,
  .footer-center,
  .footer-right {
    flex: none;
  }
  .footer-center {
    display: none;
  }
  .footer-left {
    order: 1;
  }
  .footer-right {
    order: 2;
  }
  .footer-contact-row {
    flex-direction: column;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 1200px) {
  .logo {
    width: 200px;
    height: 60px;
  }
  .company-title {
    font-size: 18px;
  }
  .menu-item a {
    padding: 10px 14px;
    font-size: 14px;
  }
}

@media (max-width: 992px) {
.header {
  background: url('') no-repeat right bottom;
}
  .header-inner {
    justify-content: space-between;
height: auto;
  }
  .header-brand {
    flex: 0 0 150px;
    width: 150px;
  }
  .logo {
    max-height: 50px;
    width: auto;
  margin-top: 0;
  }
  .header-actions {
    display: none;
  }
  .header-nav {
    display: none !important;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: linear-gradient(180deg, #1a1a2e 0%, #16213e 100%);
    z-index: 999;
  }
  .header-nav.open {
    display: block !important;
  }
  .company-row {
    display: none;
  }
  .nav-row {
    display: none;
  }
  .menu {
    display: none;
  }
  .menu-item {
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }
  .menu-item a {
    min-height: 48px;
    justify-content: space-between;
    padding: 12px 15px;
    font-size: 15px;
    color: #fff;
  }
  .menu-item a:hover {
    background: rgba(140, 51, 209, 0.3);
    color: #fff;
  }
  .menu-item.has-submenu > a::after {
    border-top-color: #fff;
  }
  .submenu {
    position: static;
    transform: none;
    box-shadow: none;
    background: rgba(0,0,0,0.2);
    padding: 0;
    animation: none;
    min-width: 100%;
  }
  .menu-item.has-submenu:hover .submenu {
    display: none;
  }
  .menu-item.has-submenu.open .submenu {
    display: block;
  }
  .submenu li a {
    padding-left: 30px;
    color: rgba(255,255,255,0.8);
    font-size: 14px;
  }
  .submenu li a:hover {
    background: rgba(140, 51, 209, 0.4);
    color: #fff;
  }
  .mobile-menu-btn {
    display: flex;
    width: 44px;
    height: 44px;
    background: #8c33d1;
    border-radius: 6px;
    flex-shrink: 0;
  }
  .mobile-header-controls {
    display: flex;
    align-items: center;
    gap: 8px;
  }
  .mobile-menu-btn span {
    background-color: #fff;
  }
  .banner-slide img {
    width: auto;
    height: auto;
    min-width: 100%;
    min-height: 100%;
    object-fit: cover;
    transform: scale(1.2);
  }
  .company-intro-inner {
    flex-direction: column;
    gap: 24px;
  }
  .company-intro-left {
    flex: 0 0 100%;
    max-width: 100%;
    padding-top: 0;
  }
  .company-intro-right {
    flex: 0 0 100%;
    max-width: 100%;
  }
  .company-intro-logo {
    display: none;
  }
}

@media (max-width: 768px) {
  .header-inner {
    padding: 8px 12px;
  }
  .logo {
    max-height: 44px;
    width: auto;
  }
  .mobile-menu-btn {
    width: 40px;
    height: 40px;
  }

  .product-tabs {
    grid-template-columns: repeat(3, 1fr);
  }

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

@media (max-width: 480px) {
  .header-inner {
    padding: 6px 10px;
  }
  .logo {
    max-height: 40px;
    width: auto;
  }
  .mobile-menu-btn {
    width: 36px;
    height: 36px;
  }
  .mobile-lang-btn {
    width: 36px;
    height: 36px;
    padding: 0 8px;
  }
}

.mobile-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: linear-gradient(180deg, #6a1b9a 0%, #8c33d1 100%);
  z-index: 998;
}

.mobile-nav.open {
  display: block;
}

.mobile-menu {
  flex-direction: column;
  padding: 0;
  margin: 0;
}

.mobile-menu-item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-menu-item a {
  display: flex;
  align-items: center;
  min-height: 48px;
  padding: 14px 20px;
  font-size: 15px;
  color: #fff;
  background: transparent;
}

.mobile-menu-item a:hover {
  background: rgba(140, 51, 209, 0.35);
  color: #fff;
}

.mobile-menu-item.has-submenu > a::after {
  content: '';
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 5px solid #fff;
  margin-left: auto;
}

.mobile-submenu {
  display: none;
  flex-direction: column;
  padding: 0;
  margin: 0;
  background: rgba(0, 0, 0, 0.25);
}

.mobile-menu-item.has-submenu.open .mobile-submenu {
  display: block;
}

.mobile-submenu li a {
  padding: 12px 20px 12px 36px;
  color: rgba(255, 255, 255, 0.85);
  font-size: 14px;
}

.mobile-submenu li a:hover {
  background: rgba(140, 51, 209, 0.45);
  color: #fff;
}

/* 定制流程区 */
.customize-section {
  background: #f6f6f6;
  padding: 60px 0;
}

.customize-steps {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  width: 100%;
}

.customize-step {
  flex: 1;
  max-width: 150px;
  min-width: 120px;
  display: flex;
  justify-content: center;
}

.step-circle {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  position: relative;
  overflow: hidden;
  background: linear-gradient(to bottom, #fff 0%, #fff 50%, #8c33d1 50%, #8c33d1 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding-top: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  border: 2px solid #8c33d1;
  box-sizing: border-box;
  transition: all 0.3s ease;
  animation: floatCircle 3s ease-in-out infinite;
}

.step-circle:hover {
  animation-play-state: paused;
  transform: translateY(-5px) scale(1.1) rotate(5deg);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
  border-color: #a6d5ff;
}

@keyframes floatCircle {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

.step-number {
  font-size: 24px;
  font-weight: 700;
  color: #282828;
  margin-bottom: 2px;
  font-family: 'Arial', sans-serif;
  line-height: 1.2;
}

.step-text {
  font-size: 18px;
  color: #282828;
  font-weight: 700;
  margin-bottom: 0;
  font-family: 'Microsoft YaHei', Arial, sans-serif;
  line-height: 1.2;
  padding: 0 5px;
  text-align: center;
  max-height: 50px;
  overflow: hidden;
}

.step-icon-wrapper {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.step-circle:hover .step-icon-wrapper {
  transform: translateX(-50%) scale(1.15);
}

.step-icon {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: all 0.3s ease;
}

.step-circle:hover .step-icon {
  filter: brightness(1.2);
}

/* 定制流程下方左右布局 */
.customize-bottom {
  display: flex;
  gap: 40px;
  margin-top: 50px;
  width: 100%;
}

.customize-left {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.left-row1 {
  display: flex;
  gap: 30px;
  align-items: center;
}

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

.left-logo-img img {
  max-height: 80px;
  width: auto;
}

.left-text-wrapper {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.text-line1 {
  font-size: 32px;
  color: #000;
  font-weight: 400;
  line-height: 1.4;
}

.text-line2 {
  font-size: 32px;
  color: #8c33d1;
  font-weight: 700;
  line-height: 1.4;
}

.left-text-middle {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 50px 0;
}

.left-text-middle p {
  margin: 0 0 8px 0;
  font-size: 20px;
  color: #333;
  font-family: 'Microsoft YaHei', Arial, sans-serif;
}

.left-text-bottom {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.hotline-label {
  font-size: 26px;
  color: #8c33d1;
  font-family: 'Microsoft YaHei', Arial, sans-serif;
  font-weight: 400;
}

.hotline-number {
  font-size: 36px;
  font-weight: 800;
  color: #8c33d1;
  font-family: Arial, sans-serif;
  transform: scaleY(1.5);
  display: inline-block;
}

.customize-right {
  flex: 1;
  width: 100%;
}

.form-title {
  font-size: 24px;
  font-weight: 700;
  color: #8c33d1;
  margin: 0 0 20px 0;
  font-family: 'Microsoft YaHei', Arial, sans-serif;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.form-row {
  display: flex;
  gap: 15px;
}

.form-row input {
  flex: 1;
}

.contact-form input,
.contact-form textarea {
  padding: 12px 15px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 16px;
  font-family: 'Microsoft YaHei', Arial, sans-serif;
  transition: border-color 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: #8c33d1;
}

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

.submit-btn {
  padding: 14px 30px;
  background: #8c33d1;
  color: #fff;
  border: none;
  border-radius: 4px;
  font-size: 18px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.3s ease;
  font-family: 'Microsoft YaHei', Arial, sans-serif;
}

.submit-btn:hover {
  background: #7228b8;
}

/* ========================================
   应用领域样式
   ======================================== */
.application-section {
  width: 100%;
  height: auto;
  min-height: 800px;
  position: relative;
  background-image: url('../img/yyly.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
  padding: 50px 0;
}

.application-container {
  position: relative;
  z-index: 2;
  max-width: 1600px;
  margin: 0 auto;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 0;
  pointer-events: none;
}

.application-container .section-title {
  pointer-events: auto;
  margin-bottom: 50px;
  font-size: 32px;
}

.application-container .section-title__cn {
  color: #fff !important;
  font-size: 32px !important;
}

.application-container .section-title__cn::after {
  background: #fff !important;
}

.application-container .section-title__en {
  color: rgba(255,255,255,0.8) !important;
}

.application-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-wrap: wrap;
  z-index: 1;
}

.application-col {
  flex: 1;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: all 0.3s ease;
  height: 800px;
}

.application-col::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(46, 49, 133, 0), rgba(46, 49, 133, 0.85));
  z-index: 1;
  transition: opacity 0.3s ease;
}

.application-col:hover::before {
  opacity: 0;
}

.application-col::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.3s ease;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: 0;
}

.application-hover-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 0;
}

.application-col:hover .application-hover-img {
  opacity: 1;
}

.application-col:hover::after {
  display: none;
}

.application-content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  text-align: center;
  padding-bottom: 50px;
}

.application-icon {
  width: 100px;
  height: 100px;
  object-fit: contain;
  margin-bottom: 20px;
  transition: opacity 0.3s ease;
}

.application-col:hover .application-icon {
  opacity: 0;
}

.application-text {
  background: rgba(255, 255, 255, 0);
  padding: 30px 40px;
  border-radius: 0;
  width: 100%;
  min-height: 280px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  transition: background 0.3s ease;
}

.application-text-cn {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  margin: 0 0 8px 0;
  transition: color 0.3s ease;
}

.application-text-en {
  font-size: 14px;
  font-weight: 400;
  color: #fff;
  margin: 0 0 12px 0;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: color 0.3s ease;
  position: relative;
}

.application-text-en::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 1px;
  background: linear-gradient(to right, transparent, #000, transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.application-text p {
  font-size: 14px;
  line-height: 1.6;
  color: #333;
  margin: 20px 0 0 0;
  text-align: left;
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  transition: opacity 0.3s ease, max-height 0.3s ease;
}

.application-col:hover .application-text {
  background: rgba(255, 255, 255, 0.5);
}

.application-col:hover .application-text-cn {
  color: #333;
}

.application-col:hover .application-text-en {
  color: #333;
}

.application-col:hover .application-text-en::after {
  opacity: 1;
}

.application-col:hover .application-text p {
  opacity: 1;
  max-height: 500px;
}

/* ========================================
   新闻动态样式
   ======================================== */
.news {
  padding: 70px 0;
  background: #fff;
}

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

/* ========================================
   新闻中心样式
   ======================================== */
.news-section {
  position: relative;
  width: 100%;
  background-color: #fff;
  padding: 60px 0;
  overflow-x: hidden;
  overflow-y: visible;
}

.news-header-wrap {
  box-sizing: border-box;
}

.news-header {
  margin-bottom: 40px;
  text-align: center;
}

.news-tabs {
  display: flex;
  justify-content: center;
  gap: 30px;
  margin-bottom: 50px;
}

.news-tab {
  padding: 10px 40px;
  border-radius: 25px;
  border: 1px solid #8c33d1;
  color: #8c33d1;
  text-decoration: none;
  font-size: 15px;
  transition: all 0.3s;
}

.news-tab:hover,
.news-tab.active {
  background: #8c33d1;
  color: #fff;
}

.news-body {
  display: flex;
  gap: 0;
  margin-top: 30px;
  height: auto;
  min-height: 480px;
}

.news-image {
  flex: 0 0 40%;
  display: flex;
  height: auto;
  position: relative;
}

.news-image img {
  width: 100%;
  height: auto;
  max-height: 80vh;
  object-fit: contain;
  border-radius: 4px;
  display: block;
}

.news-image-date {
  position: absolute;
  bottom: 0;
  right: 0;
  background: #8c33d1;
  color: #fff;
  padding: 8px 22px;
  border-radius: 8px 0 0 0;
  font-size: 14px;
}

.news-card-wrapper {
  flex: 0 0 70%;
  margin-left: -10%;
  margin-right: -2%;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  overflow-y: visible;
  padding-top: 80px;
  padding-left: 10px;
  padding-right: 0;
}

.news-card-viewport {
  overflow: visible;
  background: transparent;
  box-shadow: none;
  flex: none;
  width: 100%;
}

.news-card-track {
  display: flex;
  gap: 20px;
  transition: transform 0.5s cubic-bezier(0.25, 0.1, 0.25, 1);
  will-change: transform;
  align-items: stretch;
}

.news-card {
  flex: 0 0 calc(40% - 16px);
  max-width: calc(40% - 16px);
  display: flex;
  flex-direction: column;
  background: #fff;
  border: none;
  padding: 40px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
  text-decoration: none;
  color: inherit;
}

.news-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #000;
  line-height: 1.4;
  letter-spacing: 0.05em;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  margin-bottom: 30px;
}

.news-card-desc {
  font-size: 0.95rem;
  color: #666;
  line-height: 1.75;
  letter-spacing: 0.04em;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}

.news-card-arrow {
  width: 36px;
  height: 36px;
  border: 1px solid #8c33d1;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #8c33d1;
  margin-top: 50px;
  margin-left: auto;
  flex-shrink: 0;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.news-card-arrow svg {
  width: 18px;
  height: 18px;
}

.news-card:hover .news-card-arrow {
  background-color: #8c33d1;
  color: #fff;
}

.news-card-arrows {
  display: flex;
  gap: 20px;
  margin-top: 50px;
  justify-content: center;
  padding-right: 30px;
}

.news-arrow {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid #ddd;
  background: #fff;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #333;
  transition: all 0.3s;
}

.news-arrow:hover {
  background: #8c33d1;
  border-color: #8c33d1;
  color: #fff;
}

.news-mobile-list {
  display: none;
}

/* 移动端适配 */
@media (max-width: 992px) {
  .customize-steps {
    gap: 15px;
  }

  .step-circle {
    width: 130px;
    height: 130px;
  }
}

@media (max-width: 768px) {
  .customize-section {
    padding: 40px 10px;
  }

  .customize-header {
    flex-direction: column;
    align-items: center;
    margin-bottom: 30px;
  }

  .customize-title {
    margin-bottom: 20px;
  }

  .customize-products-info {
    max-width: 100%;
    text-align: center;
  }

  .customize-products-text {
    margin-top: 15px;
    font-size: 13px;
    line-height: 1.6;
  }

  .customize-title {
    margin-bottom: 20px;
    display: flex;
    flex-direction: row;
    align-items: baseline;
    gap: 15px;
  }

  .customize-steps {
    gap: 10px;
    margin-bottom: 40px;
    justify-content: center;
  }

  .customize-step {
    flex: 0 0 calc(33.333% - 7px);
    min-width: calc(33.333% - 7px);
    max-width: calc(33.333% - 7px);
  }

  .step-circle {
    width: 100%;
    height: auto;
    aspect-ratio: 1;
    max-width: 120px;
    margin: 0 auto;
  }

  .step-number {
    font-size: 18px;
  }

  .step-text {
    font-size: 12px;
  }

  .step-icon-wrapper {
    width: 50px;
    height: 50px;
    bottom: 8px;
  }

  .customize-bottom {
    flex-direction: column;
    gap: 30px;
  }

  .customize-left {
    width: 100%;
  }

  .left-row1 {
    gap: 15px;
    margin-bottom: 15px;
  }

  .left-logo-img img {
    max-height: 60px;
  }

  .text-line1,
  .text-line2 {
    font-size: 18px;
  }

  .form-row {
    flex-direction: column;
  }

  .left-text-middle {
    padding: 10px 0;
  }

  .left-text-middle p {
    font-size: 14px;
  }

  .hotline-label {
    font-size: 18px;
  }

  .hotline-number {
    font-size: 24px;
  }

  .customize-right {
    max-width: 100%;
    width: 100%;
  }

  .application-section {
    padding: 40px 15px;
  }

  .application-overlay {
    flex-direction: row;
  }

  .application-col {
    flex: 0 0 calc(33.333% - 1px);
    height: 500px;
  }

  .application-col:nth-child(4),
  .application-col:nth-child(5) {
    flex: 0 0 calc(50% - 1px);
    height: 300px;
  }

  .application-text {
    padding: 20px 15px;
    min-height: auto;
  }

  .application-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 12px;
  }

  .application-text-cn {
    font-size: 16px;
  }

  .application-text-en {
    font-size: 13px;
  }

  .news-body,
  .news-image,
  .news-card-wrapper {
    display: none;
  }
  .news-mobile-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding: 0 2%;
  }
  .news-mobile-item {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
  }
  .news-mobile-img {
    position: relative;
    width: 100%;
  }
  .news-mobile-img img {
    width: 100%;
    height: 180px;
    object-fit: cover;
  }
  .news-mobile-text {
    padding: 12px 0;
  }
  .news-mobile-title {
    font-size: 1rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 8px;
  }
  .news-mobile-desc {
    font-size: 0.85rem;
    color: #666;
    line-height: 1.5;
  }
}

@media (max-width: 480px) {
  .company-name {
    font-size: 20px;
  }
}

/* 右侧浮动层 */
.float-btns {
  position: fixed;
  right: 20px;
  bottom: 100px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 999;
}

.float-btn {
  width: 50px;
  height: 50px;
  background: #8c33d1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: transform 0.3s ease;
  border-radius: 5px;
  cursor: pointer;
}

.float-btn:hover {
  transform: scale(1.1);
}

.float-btn:hover .float-tip {
  display: block;
}

.float-btn img {
  width: 30px;
  height: 30px;
}

.float-tip {
  position: absolute;
  right: 60px;
  background: #8c33d1;
  color: #fff;
  padding: 10px;
  font-size: 14px;
  display: none;
  z-index: 1000;
  pointer-events: none;
}

.float-tip a {
  color: #fff;
  text-decoration: none;
  display: block;
}

.float-tip span {
  display: block;
  white-space: nowrap;
  margin-bottom: 4px;
}

.float-tip span:last-child {
  margin-bottom: 0;
}

.float-tip img {
  width: 120px;
  height: 120px;
  display: block;
  max-width: none;
  object-fit: contain;
}

.float-qrcode {
  padding: 10px;
  right: 60px;
}

.back-to-top {
  opacity: 0.6;
  transition: opacity 0.3s ease;
}

.back-to-top:hover {
  opacity: 1;
}

@media (max-width: 992px) {
  .float-btns {
    right: 10px;
    bottom: 80px;
  }
  .float-btn {
    width: 44px;
    height: 44px;
  }
  .float-tip {
    right: 54px;
  }
}

/* 通用内页样式 */
/* 通栏图片 */
.page-banner {
  height: 300px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.page-banner-title {
  font-size: 48px;
  font-weight: bold;
  letter-spacing: 8px;
  margin: 0;
}

/* 路径导航 */
.page-breadcrumb {
  background: #f5f5f5;
  padding: 15px 0;
}

.breadcrumb {
  font-size: 14px;
  color: #666;
}

.breadcrumb a {
  color: #8c33d1;
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb-sep {
  margin: 0 10px;
  color: #999;
}

.breadcrumb-current {
  color: #333;
}

/* 内容区 */
.page-content {
  padding: 50px 0;
}

.page-layout {
  display: flex;
  gap: 40px;
}

/* 左侧栏目 */
.page-sidebar {
  width: 260px;
  flex-shrink: 0;
}

.sidebar-title {
  font-size: 20px;
  font-weight: bold;
  color: #fff;
  background: linear-gradient(135deg, #6a1b9a 0%, #8c33d1 100%);
  padding: 15px 20px;
  margin-bottom: 0;
}

.sidebar-menu {
  list-style: none;
  padding: 0;
  margin: 0;
  border: 1px solid #e0e0e0;
  border-top: none;
}

.sidebar-item {
  border-bottom: 1px solid #e0e0e0;
}

.sidebar-item:last-child {
  border-bottom: none;
}

.sidebar-item a {
  display: block;
  padding: 14px 20px;
  color: #333;
  text-decoration: none;
  transition: all 0.3s ease;
}

.sidebar-item a:hover,
.sidebar-item.active a {
  background: #f5f5f5;
  color: #8c33d1;
}

.sidebar-item.active a {
  border-left: 3px solid #8c33d1;
  padding-left: 17px;
}

/* 右侧内容 */
.page-main {
  flex: 1;
  min-width: 0;
}

.page-main-title {
  font-size: 28px;
  color: #333;
  margin: 0 0 30px 0;
  padding-bottom: 15px;
  border-bottom: 2px solid #8c33d1;
}

.page-main-content {
  line-height: 1.8;
  color: #555;
}

.page-main-content p {
  margin: 0 0 20px 0;
  text-align: justify;
}

/* 产品列表 */
.product-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.product-item {
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

.product-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(140, 51, 209, 0.2);
}

.product-link {
  display: block;
  text-decoration: none;
}

.product-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #f5f5f5;
}

.product-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.product-item:hover .product-img img {
  transform: scale(1.08);
}

.product-name {
  padding: 15px 10px;
  font-size: 15px;
  color: #333;
  text-align: center;
  font-weight: 500;
  border-top: 2px solid #8c33d1;
}

.product-desc {
  padding: 12px 14px;
  font-size: 13px;
  color: #666;
  line-height: 1.6;
  background: #fff;
}

.application-card .product-link {
  display: block;
}

.application-info {
  padding: 14px;
  background: #fff;
}

.application-name {
  font-size: 16px;
  color: #222;
  font-weight: 500;
  text-align: center;
  padding-bottom: 10px;
  border-bottom: 1px solid #eee;
  margin-bottom: 10px;
}

.application-desc {
  font-size: 13px;
  color: #666;
  line-height: 1.7;
  text-align: justify;
}

/* 产品详情 */
.product-detail {
  display: flex;
  gap: 20px;
  margin-bottom: 30px;
}

.product-detail-left {
  flex: 1;
}

.product-main-img {
  width: 100%;
  margin-bottom: 15px;
}

.product-main-img img {
  width: 100%;
  height: auto;
  cursor: pointer;
  border-radius: 8px;
  border: 1px solid #ddd;
}

.product-thumb-list {
  display: flex;
  gap: 10px;
  justify-content: center;
}

.product-thumb {
  width: 100px;
  height: 75px;
  border: 2px solid #ddd;
  border-radius: 4px;
  overflow: hidden;
  cursor: pointer;
  opacity: 0.6;
  transition: all 0.3s;
}

.product-thumb:hover,
.product-thumb.active {
  opacity: 1;
  border-color: #8c33d1;
}

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

.product-detail-right {
  flex: 1;
}

.product-detail-right h3 {
  font-size: 18px;
  color: #333;
  margin-bottom: 15px;
  padding-bottom: 10px;
  border-bottom: 2px solid #8c33d1;
}

.product-detail-right p {
  color: #666;
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 25px;
}

.product-inquiry {
  margin-top: 25px;
  display: flex;
  align-items: center;
  gap: 20px;
}

.inquiry-tel {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  padding: 14px 24px;
  background: #8c33d1;
  color: #fff;
  text-decoration: none;
  border-radius: 6px;
  transition: background 0.3s;
}

.inquiry-tel:hover {
  background: #6b26a0;
}

.inquiry-icon {
  font-size: 24px;
}

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

.inquiry-label {
  font-size: 16px;
  opacity: 0.9;
}

.inquiry-value {
  font-size: 20px;
  font-weight: bold;
}

.inquiry-msg {
  display: block;
  padding: 10px 25px;
  background: #fff;
  color: #8c33d1;
  text-decoration: none;
  border: 2px solid #8c33d1;
  border-radius: 6px;
  font-size: 16px;
  font-weight: 500;
  transition: all 0.3s;
}

.inquiry-msg:hover {
  background: #8c33d1;
  color: #fff;
}

.product-desc {
  background: #fff;
  padding: 0;
  border-radius: 4px;
  margin-top: 30px;
}

.product-desc .section-title {
  font-size: 20px;
  color: #333;
  margin: 0 0 15px;
  padding-bottom: 10px;
  border-bottom: 2px solid #8c33d1;
  text-align: center;
}

.product-desc ul {
  margin: 0;
  padding: 0;
}

.product-desc li {
  font-size: 16px;
  color: #555;
  line-height: 1.8;
}

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

.gallery-item {
  position: relative;
}

.gallery-img {
  position: relative;
  overflow: hidden;
  border-radius: 4px;
  cursor: pointer;
}

.gallery-img img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.3s;
}

.gallery-img:hover img {
  transform: scale(1.05);
}

.gallery-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 15px;
  background: linear-gradient(transparent, rgba(80, 10, 150, 0.95));
  opacity: 0;
  transition: opacity 0.3s;
}

.gallery-img:hover .gallery-overlay {
  opacity: 1;
}

.gallery-title {
  color: #fff;
  font-size: 14px;
}

/* 分页 */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 30px;
}

.page-btn {
  display: inline-block;
  padding: 8px 14px;
  border: 1px solid #ddd;
  color: #666;
  text-decoration: none;
  border-radius: 4px;
  transition: all 0.3s;
}

.page-btn:hover {
  border-color: #8c33d1;
  color: #8c33d1;
}

.page-btn.active {
  background: #8c33d1;
  border-color: #8c33d1;
  color: #fff;
}

/* 图片放大弹窗 */
.img-modal {
  display: none;
  position: fixed;
  z-index: 9999;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.9);
  align-items: center;
  justify-content: center;
}

.img-modal-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 90%;
  max-height: 90%;
}

.img-modal-content {
  max-width: 90%;
  max-height: 80vh;
  object-fit: contain;
}

.img-modal-caption {
  color: #fff;
  font-size: 16px;
  padding: 15px 20px;
  background: rgba(140, 51, 209, 0.8);
  border-radius: 4px;
  margin-top: 15px;
}

.img-modal-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: #fff;
  font-size: 50px;
  cursor: pointer;
  padding: 20px;
  user-select: none;
  transition: opacity 0.3s;
}

.img-modal-nav:hover {
  opacity: 0.7;
}

.img-modal-prev {
  left: 20px;
}

.img-modal-next {
  right: 20px;
}

.img-modal-close {
  position: absolute;
  top: 20px;
  right: 30px;
  color: #fff;
  font-size: 40px;
  cursor: pointer;
}

/* 响应式 */
@media (max-width: 768px) {
  .product-item {
    width: calc(50% - 10px);
  }
  .product-detail {
    flex-direction: column;
  }
  .product-detail-left {
    width: 100%;
  }
  .product-detail-right {
    width: 100%;
  }
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .product-item {
    width: 100%;
  }
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* 文章列表样式 */
.article-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.article-item {
  display: flex;
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0,0,0,0.08);
  transition: box-shadow 0.3s, transform 0.3s;
  text-decoration: none;
  color: inherit;
}

.article-item:hover {
  box-shadow: 0 5px 20px rgba(140, 51, 209, 0.2);
  transform: translateY(-3px);
}

.article-img {
  width: 220px;
  flex-shrink: 0;
  overflow: hidden;
}

.article-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}

.article-item:hover .article-img img {
  transform: scale(1.05);
}

.article-content {
  flex: 1;
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.article-title {
  font-size: 18px;
  color: #333;
  margin-bottom: 10px;
  line-height: 1.5;
  transition: color 0.3s;
}

.article-item:hover .article-title {
  color: #8c33d1;
}

.article-meta {
  display: flex;
  gap: 20px;
  font-size: 13px;
  color: #999;
  margin-bottom: 10px;
}

.article-desc {
  font-size: 14px;
  color: #666;
  line-height: 1.8;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 文章详情样式 */
.article-detail {
  background: #fff;
  border-radius: 8px;
  padding: 30px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

.article-detail-title {
  font-size: 24px;
  color: #333;
  margin-bottom: 15px;
  line-height: 1.5;
}

.article-detail-meta {
  display: flex;
  gap: 20px;
  font-size: 13px;
  color: #999;
  padding-bottom: 20px;
  border-bottom: 1px solid #eee;
  margin-bottom: 20px;
}

.article-detail-cover {
  margin-bottom: 25px;
  border-radius: 8px;
  overflow: hidden;
}

.article-detail-cover img {
  width: 100%;
  height: auto;
  display: block;
}

.article-detail-content {
  font-size: 15px;
  color: #555;
  line-height: 2;
}

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

.article-detail-tags {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid #eee;
}

.tag-label {
  font-size: 14px;
  color: #666;
}

.tag {
  display: inline-block;
  padding: 4px 12px;
  background: #f0e6f7;
  color: #8c33d1;
  font-size: 12px;
  border-radius: 20px;
  text-decoration: none;
  transition: background 0.3s;
}

.tag:hover {
  background: #8c33d1;
  color: #fff;
}

.article-detail-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid #eee;
}

.article-nav-btn {
  font-size: 14px;
  color: #666;
  text-decoration: none;
  max-width: 45%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color 0.3s;
}

.article-nav-btn:hover {
  color: #8c33d1;
}

.article-nav-btn span {
  color: #999;
}

/* 响应式 */
@media (max-width: 768px) {
  .article-item {
    flex-direction: column;
  }
  .article-img {
    width: 100%;
    height: 180px;
  }
  .article-detail {
    padding: 20px;
  }
  .article-detail-title {
    font-size: 20px;
  }
  .article-detail-meta {
    flex-direction: column;
    gap: 8px;
  }
  .article-detail-nav {
    flex-direction: column;
    gap: 15px;
  }
  .article-nav-btn {
    max-width: 100%;
  }
}

/* 联系我们页面样式 */
.contact-content {
  padding: 50px 0;
}

/* 联系方式卡片 */
.contact-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 50px;
}

.contact-card {
  background: #fff;
  border-radius: 12px;
  padding: 30px 20px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

.contact-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(140, 51, 209, 0.15);
}

.contact-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, #6a1b9a 0%, #8c33d1 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-icon img {
  width: 32px;
  height: 32px;
}

.contact-info h3 {
  font-size: 16px;
  color: #333;
  margin: 0 0 10px 0;
  font-weight: 600;
}

.contact-tel,
.contact-email,
.contact-address,
.contact-web {
  font-size: 16px;
  font-weight: bold;
  color: #8c33d1;
  margin: 0;
}

/* 表单区域 */
.contact-form-section {
  background: #fff;
  border-radius: 12px;
  padding: 40px;
  margin-bottom: 50px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.section-title {
  font-size: 26px;
  color: #333;
  text-align: center;
  margin: 0 0 10px 0;
  position: relative;
  padding-bottom: 15px;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, #6a1b9a, #8c33d1);
  border-radius: 2px;
}

.section-desc {
  text-align: center;
  color: #888;
  margin: 0 0 30px 0;
  font-size: 14px;
}

.contact-form {
  max-width: 800px;
  margin: 0 auto;
}

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

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group-full {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: 14px;
  color: #555;
  margin-bottom: 8px;
  font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 15px;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  font-size: 14px;
  color: #333;
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #8c33d1;
  box-shadow: 0 0 0 3px rgba(140, 51, 209, 0.1);
}

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

.form-submit {
  text-align: center;
  margin-top: 30px;
}

.submit-btn {
  background: linear-gradient(135deg, #6a1b9a 0%, #8c33d1 100%);
  color: #fff;
  border: none;
  padding: 14px 50px;
  font-size: 16px;
  border-radius: 30px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.submit-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 5px 20px rgba(140, 51, 209, 0.4);
}

/* 地图区域 */
.contact-map-section {
  background: #fff;
  border-radius: 12px;
  padding: 40px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.map-placeholder {
  height: 400px;
  background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 100%);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.map-info {
  text-align: center;
  padding: 30px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.map-info p {
  margin: 0;
  color: #555;
  font-size: 16px;
  line-height: 1.8;
}

/* 响应式 */
@media (max-width: 992px) {
  .contact-cards {
    grid-template-columns: repeat(2, 1fr);
  }
  .form-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .contact-content {
    padding: 30px 0;
  }
  .contact-cards {
    grid-template-columns: 1fr;
  }
  .contact-form-section {
    padding: 25px 20px;
  }
  .contact-map-section {
    padding: 25px 20px;
  }
  .map-placeholder {
    height: 300px;
  }
}

/* 响应式 - 移动端产品列表和图册 */
@media (max-width: 992px) {
  .page-layout {
    flex-direction: column;
  }
  .page-sidebar {
    width: 100%;
  }
  .sidebar-menu {
    display: flex;
    flex-wrap: wrap;
  }
  .sidebar-item {
    width: 33.33%;
    border-bottom: none;
    border-right: 1px solid #e0e0e0;
  }
  .sidebar-item:nth-child(3n) {
    border-right: none;
  }
  .sidebar-item:nth-child(n+4) {
    border-top: 1px solid #e0e0e0;
  }
  .sidebar-item a {
    text-align: center;
    padding: 12px 10px;
  }
  .sidebar-item.active a {
    border-left: none;
    border-bottom: 3px solid #8c33d1;
    padding-left: 10px;
  }
  .page-banner {
    height: 200px;
  }
  .page-banner-title {
    font-size: 36px;
  }
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .page-banner {
    height: 200px;
  }
  .page-content {
    padding: 30px 0;
  }
  .product-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }
  .product-detail {
    flex-direction: column;
  }
  .product-detail-img {
    width: 100%;
  }
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-contact-row {
    gap: 16px;
  }
  .footer-contact-row + .footer-contact-row-full {
    margin-top: 16px;
  }
  .footer-contact-row-full {
    gap: 16px;
  }
}

@media (max-width: 480px) {
  .product-list {
    grid-template-columns: repeat(2, 1fr);
  }
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-contact-row {
    gap: 16px;
  }
  .footer-contact-row + .footer-contact-row-full {
    margin-top: 16px;
  }
  .footer-contact-row-full {
    gap: 16px;
  }
}