/* ========== CSS Variables ========== */
:root {
  --color-primary: #0561b4;
  --color-primary-light: #1890FF;
  --color-green: #1155b6;
  --color-white: #FFFFFF;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-text-muted: #999999;
  --color-border: #E8F0F5;
  --color-footer-bg: #144599;
  --color-footer-text: #a0b8e0;
  --color-product-bg: #005EB8;
  --font-cn:  "Microsoft YaHei","PingFang SC", sans-serif;
  --color-nav-green: #1155b6;
  --transition: 0.3s ease;
}

/* ========== Header ========== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 18px 0;
  transition: background var(--transition), box-shadow var(--transition), padding var(--transition);
}

.site-header.scrolled {
  background: var(--color-white);
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.08);
  padding: 14px 0;
}

.site-header.scrolled .logo-cn {
  color: var(--color-text);
}

.site-header.scrolled .logo-en {
  color: #666;
}

.site-header.scrolled .main-nav > ul > li > a {
  color: var(--color-text);
}

.site-header.scrolled .main-nav > ul > li > a::after {
  background: var(--color-nav-green);
}

.site-header.scrolled .main-nav > ul > li > a.active {
  font-weight: 700;
  color: var(--color-product-bg);
}

.site-header.scrolled .tool-btn {
  background: var(--color-nav-green);
  color: var(--color-white);
  width: 42px;
  height: 42px;
  font-size: 17px;
}

.site-header.scrolled .tool-btn:hover {
  background: #0849a4;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.logo-icon {
    height: 65px;

}
.logo-icon {filter: invert(100%) grayscale(100%) brightness(10);}
.site-header.scrolled .logo-icon {filter:  none;}
.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-cn {
  font-size: 30px;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 1px;
  line-height: 1.2; 
}

.logo-en {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.85);
  letter-spacing: 1px;
  font-weight: 700;  text-transform: uppercase;  font-family: Arial;
}

.main-nav {
  display: block;
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 45px;
}

.main-nav > ul > li {
  position: relative;
}

.main-nav > ul > li > a {
  font-size: 17px;
  color: var(--color-white);
  white-space: nowrap;
  transition: color var(--transition), font-weight var(--transition);
  position: relative;
  display: block;
  padding: 4px 0;
}

.main-nav > ul > li > a:hover,
.main-nav > ul > li > a.active {
  opacity: 1;
}

.main-nav > ul > li > a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--color-white);
  transition: width var(--transition);
}

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

.site-header.scrolled .main-nav > ul > li > a::after {
  display: none;
}

/* Dropdown Menu */
.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 180px;
  background: var(--color-white);
  border: 1px solid #e5e5e5;
  border-top: 3px solid var(--color-nav-green);
  padding: 8px 0;
  margin-top: 12px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  z-index: 100;
  display: flex;
  flex-direction: column; gap:0px!important;
}

.nav-has-dropdown:hover .nav-dropdown,
.nav-has-dropdown:focus-within .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown li {
  display: block;
  width: 100%;
}

.nav-dropdown li a {
  display: block;
  padding: 12px 32px;
  font-size: 15px;
  color: var(--color-text);
  font-weight: 400;
  white-space: nowrap;
  text-align: center;
  transition: color var(--transition), background var(--transition);
  border-bottom: 1px solid #f5f5f5;
}

.nav-dropdown li:last-child a {
  border-bottom: none;
}

.nav-dropdown li a:hover {
  color: var(--color-nav-green);
  background: rgba(58, 142, 63, 0.06);
}

.nav-dropdown li a::after {
  display: none;
}

/* Header Search Panel */
.header-search-panel {
  display: none;
  width: 100%;
}

.site-header.search-open {
  background: var(--color-white);
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.08);
  padding: 14px 0;
}

.site-header.search-open .header-inner {
  display: none;
}

.site-header.search-open .header-search-panel {
  display: block;
}

.header-search-inner {
  display: flex;
  align-items: center;
  gap: 20px;
}

.header-search-form {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 20px;
  min-width: 0;
}

.header-search-field {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 14px;
}

.header-search-field > i {
  font-size: 18px;
  color: var(--color-text);
  flex-shrink: 0;
}

.header-search-field input {
  flex: 1;
  font-size: 16px;
  color: var(--color-text);
  background: transparent;
  padding: 10px 0;
}

.header-search-field input::placeholder {
  color: #aaa;
}

.header-search-submit {
  padding: 8px 32px;
  border: 1px solid #ddd;
  border-radius: 50px;
  font-size: 15px;
  color: #888;
  background: transparent;
  white-space: nowrap;
  transition: all var(--transition);
  flex-shrink: 0;
}

.header-search-submit:hover {
  border-color: var(--color-nav-green);
  color: var(--color-nav-green);
}

.header-search-divider {
  width: 1px;
  height: 36px;
  background: #e0e0e0;
  flex-shrink: 0;
}

.header-search-close {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: var(--color-nav-green);
  flex-shrink: 0;
  transition: transform var(--transition), opacity var(--transition);
}

.header-search-close:hover {
  transform: scale(1.1);
  opacity: 0.85;
}

.header-search-close:active {
  transform: scale(0.95);
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.tool-btn {
  color: var(--color-white);
  font-size: 16px;
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background var(--transition);
}
.tool-btn .fas { font-size: 20px;}
.tool-btn:hover {
  background: rgba(255, 255, 255, 0.15);
}

.tool-btn:active {
  transform: scale(0.95);
}

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

.icon-list-dot {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 16px;
  padding-left: 2px;
}

.icon-list-dot i {
  display: block;
  width: 14px;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  position: relative;
}

.icon-list-dot i::before {
  content: '';
  position: absolute;
  left: -8px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: currentColor;
}

/* Mobile Nav Drawer */
.mobile-nav-drawer {
  position: fixed;
  inset: 0;
  z-index: 2000;
  pointer-events: none;
  visibility: hidden;
}

.mobile-nav-drawer.is-open {
  pointer-events: auto;
  visibility: visible;
}

.mobile-nav-mask {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  opacity: 0;
  transition: opacity 0.35s ease;
}

.mobile-nav-drawer.is-open .mobile-nav-mask {
  opacity: 1;
}

.mobile-nav-panel {
  position: absolute;
  top: 0;
  right: 0;
  width: min(320px, 88vw);
  height: 100%;
  background: var(--color-white);
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  overflow-y: auto;
  padding: 0 0 40px;
  box-shadow: -4px 0 24px rgba(0, 0, 0, 0.12);
}

.mobile-nav-drawer.is-open .mobile-nav-panel {
  transform: translateX(0);
}

.mobile-nav-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid #f0f0f0;
  gap: 12px;
}

.mobile-nav-back {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 16px;
  color: var(--color-text);
  flex-shrink: 0;
}

.mobile-nav-arrow-left {
  display: inline-block;
  width: 9px;
  height: 9px;
  border-left: 2px solid var(--color-text);
  border-bottom: 2px solid var(--color-text);
  transform: rotate(45deg);
  margin-left: 2px;
  flex-shrink: 0;
}

.mobile-nav-search-btn {
  flex: 1;
  max-width: 180px;
  margin-left: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--color-nav-green);
  color: var(--color-white);
  font-size: 15px;
  border-radius: 4px;
  transition: background var(--transition);
}

.mobile-nav-search-btn:hover {
  background: #2f7533;
}

.mobile-nav-lang {
  display: flex;
  justify-content: flex-end;
  gap: 20px;
  padding: 16px 24px 8px;
}

.mobile-nav-lang a {
  font-size: 15px;
  color: var(--color-text-muted);
  position: relative;
  padding-bottom: 6px;
}

.mobile-nav-lang a.active {
  color: var(--color-text);
  font-weight: 600;
}

.mobile-nav-lang a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-nav-green);
}

.mobile-nav-list {
  padding: 8px 0;
}

.mobile-nav-list > li > a,
.mobile-nav-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 18px 24px;
  font-size: 17px;
  font-weight: 700;
  color: var(--color-text);
  text-align: left;
  border: none;
  background: none;
  cursor: pointer;
  transition: background var(--transition);
}

.mobile-nav-list > li > a:hover,
.mobile-nav-item:hover {
  background: #f9f9f9;
}

.mobile-nav-item .mobile-nav-arrow {
  display: inline-block;
  width: 9px;
  height: 9px;
  border-right: 2px solid #ccc;
  border-bottom: 2px solid #ccc;
  transform: rotate(-45deg);
  flex-shrink: 0;
  transition: transform var(--transition), border-color var(--transition);
}

.mobile-has-sub.is-open .mobile-nav-item .mobile-nav-arrow {
  transform: rotate(45deg);
  border-color: var(--color-nav-green);
}

.mobile-sub-list {
  display: none;
  background: #fafafa;
  padding: 4px 0;
}

.mobile-has-sub.is-open .mobile-sub-list {
  display: block;
}

.mobile-sub-list a {
  display: block;
  padding: 14px 24px 14px 36px;
  font-size: 15px;
  font-weight: 400;
  color: var(--color-text-light);
}

.mobile-sub-list a:hover {
  color: var(--color-nav-green);
}

body.mobile-nav-open {
  overflow: hidden;
}

/* ========== Hero Banner ========== */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 700px;
  max-height: 900px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-slider {
  position: absolute;
  inset: 0;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.2s ease-in-out;
  overflow: hidden;
}

.hero-slide.active {
  opacity: 1;
}

.hero-slide-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1);
  will-change: transform;
}

.hero-slide.active .hero-slide-bg {
  animation: heroKenBurns 6s ease-out forwards;
}

@keyframes heroKenBurns {
  from {
    transform: scale(1);
  }
  to {
    transform: scale(1.15);
  }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.15) 0%,
    rgba(0, 0, 0, 0.25) 50%,
    rgba(0, 0, 0, 0.35) 100%
  );
  z-index: 1;
}

.hero-rings {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  z-index: 2;
  pointer-events: none;
}

.hero-rings::before,
.hero-rings::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 50%;
}

.hero-rings::before {
  width: 450px;
  height: 450px;
}

.hero-rings::after {
  width: 300px;
  height: 300px;
}

.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  padding: 0 20px;
  margin-top: 60px;
}

.hero-content-panel {
  display: none;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.hero-content-panel.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

.hero-title {
  color: var(--color-white);
  margin-bottom: 40px;
}

.hero-title-line {
  display: block;
  font-size: 28px;
  font-weight: 400;
  letter-spacing: 4px;
  line-height: 1.6;
}

.hero-title-main {
  font-size: 50px;
  font-weight: 700;
  letter-spacing: 0px;
  margin-top: 8px;
}

.hero-search {
  display: flex;
  align-items: center;
  max-width: 680px;
  margin: 0 auto 28px;
  background: rgba(255, 255, 255, 0.92);
  border-radius: 50px;
  padding: 6px 6px 6px 32px;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.hero-search form {
  display: flex;
  align-items: center;
  flex: 1;
  width: 100%;
  min-width: 0;
}

.hero-search input.search1,
.hero-search input[type="text"] {
  flex: 1;
  font-size: 16px;
  color: #333;
  background: transparent;
  padding: 14px 0;
  min-width: 0;
}

.hero-search input.search1::placeholder,
.hero-search input[type="text"]::placeholder {
  color: #aaa;
}

.hero-search input.searchimg1 {
  width: 52px;
  height: 52px;
  flex-shrink: 0;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
  object-fit: contain;
}

.hero-search-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: transparent;
  color: #555;
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition);
}

.hero-search-btn:hover {
  color: var(--color-green);
}

.hero-tags {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 36px;
  flex-wrap: wrap;
}

.hero-tags a {
  color: rgba(255, 255, 255, 0.9);
  font-size: 15px;
  transition: color var(--transition);
}

.hero-tags a:hover {
  color: var(--color-white);
}

.hero-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 4;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  transition: all var(--transition);
}

.hero-arrow-prev {
  left: 40px;
  border: 1px solid rgba(255, 255, 255, 0.6);
  color: var(--color-white);
  background: transparent;
}

.hero-arrow-prev:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--color-white);
}

.hero-arrow-next {
  right: 40px;
  border: 1px solid var(--color-green);
  color: var(--color-green);
  background: transparent;
}

.hero-arrow-next:hover {
  background: var(--color-green);
  color: var(--color-white);
}

.hero-arrow:active {
  transform: translateY(-50%) scale(0.95);
}

.hero-progress {
  position: absolute;
  bottom: 40px;
  right: 60px;
  z-index: 4;
  display: flex;
  gap: 8px;
  align-items: center;
}

.hero-progress-bar {
  width: 8px;
  height: 3px;
  background: rgba(255, 255, 255, 0.4);
  border-radius: 2px;
  transition: all var(--transition);
  cursor: pointer;
}

.hero-progress-bar.active {
  width: 40px;
  background: var(--color-white);
}

/* ========== About Section ========== */
.about {
  padding: 100px 0 80px;
  background: var(--color-white);
  overflow: hidden;
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: end;
  position: relative;
}

.about-since {
  font-size: 13px;
  color: var(--color-text-muted);
  letter-spacing: 3px;
  font-weight: 400;
}

.about-logo-row {
  display: flex;
  align-items: center;
  gap: 20px;
  margin: 8px 0 32px;
}

.about-logo-text {
  font-size: 36px;
  font-weight: 900;
  color: var(--color-text);
  letter-spacing: 2px;
  font-family: Arial, "Helvetica Neue", sans-serif;
}

.about-year {
  font-size: 88px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  letter-spacing: -2px;
}

.about-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.5;
  margin-bottom: 24px;
}

.about-desc {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.9;
  margin-bottom: 36px;
  max-width: 520px;
}

.about-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 36px;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 15px;
  border-radius: 30px 0 0 30px;
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 50%, calc(100% - 16px) 100%, 0 100%);
  padding-right: 44px;
  box-shadow: 0 4px 15px rgba(0, 120, 215, 0.3);
  transition: background var(--transition), transform var(--transition);
  margin-bottom: 48px;
}

.about-btn:hover {
  background: #006cbd;
  transform: translateX(4px);
}

.about-btn:active {
  transform: translateX(2px) scale(0.98);
}

.about-cards {
  display: flex;
  gap: 16px;
  position: relative;
  z-index: 5;
  margin-bottom: -30px;
}

.about-card {
  flex: 1;
  background: var(--color-white);
  border: 1px solid #eee;
  border-radius: 12px;
  padding: 20px 12px;
  text-align: center;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.about-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-primary);
  transform: scaleX(0);
  transition: transform var(--transition);
}

.about-card.active::before,
.about-card:hover::before {
  transform: scaleX(1);
}

.about-card:hover {
  box-shadow: 0 6px 24px rgba(0, 120, 215, 0.12);
  transform: translateY(-4px);
}

.about-card-icon {
  width: 40px;
  height: 40px;
  margin: 0 auto 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: 20px;
}

.about-card span {
  font-size: 13px;
  color: var(--color-text);
  font-weight: 500;
}

.about-right {
  position: relative;
}

.about-badge {
  position: absolute;
  top: -10px;
  right: 20px;
  z-index: 6;
  width: 160px;
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-badge-blob {
  position: absolute;
  inset: 0;
  background: rgba(0, 120, 215, 0.1);
  border-radius: 58% 42% 55% 45% / 48% 52% 48% 52%;
  animation: blobFloat 6s ease-in-out infinite;
}

@keyframes blobFloat {
  0%, 100% { border-radius: 58% 42% 55% 45% / 48% 52% 48% 52%; }
  50% { border-radius: 45% 55% 42% 58% / 52% 48% 52% 48%; }
}

.about-badge-viewport {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 80px;
  overflow: hidden;
}

.about-badge-track {
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.about-badge-item {
  height: 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.about-badge-num {
  font-size: 38px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.1;
}

.about-badge-num.small-text {
  font-size: 28px;
}

.about-badge-label {
  font-size: 13px;
  color: var(--color-text-light);
  margin-top: 6px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.badge-patent {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 9px;
  font-weight: 700;
  font-style: normal;
  line-height: 1;
}

.about-image-wrap {
  clip-path: polygon(12% 0, 100% 0, 100% 100%, 0 100%);
  border-radius: 0 0 24px 0;
  overflow: hidden;
  height: 520px;
}

.about-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ========== News Section ========== */
.news {
  padding: 90px 0 70px;
  background: var(--color-white);
  position: relative;
  overflow: hidden;
}

.news-bg-pattern {
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: url('../images/common/pattern-dots.png') repeat;
  opacity: 0.04;
  pointer-events: none;
}

.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-subtitle {
  font-size: 15px;
  color: var(--color-text-muted);
  margin-bottom: 12px;
}

.section-title {
  font-size: 40px;
  font-weight: 700;
  color: var(--color-text);
}

.news-slider-wrap {
  overflow: hidden;
  margin: 0 0px;
}

.news-track {
  display: flex;
  gap: 24px;
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.news-card {
  flex: 0 0 calc(25% - 18px);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
}

.news-card:hover {
  box-shadow: 0 8px 30px rgba(0, 120, 215, 0.1);
  transform: translateY(-4px);
}

.news-card-img {
  height: 250px;
  overflow: hidden;
}

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

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

.news-card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.6;
  padding: 18px 20px 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 68px;
}

.news-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px 18px;
  border-top: 1px solid #f0f0f0;
}

.news-day {
  display: block;
  font-size: 35px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;font-family: Arial;
} 

.news-month {
  display: block;
  font-size: 15px;
  color: var(--color-text-muted);
  margin-top: 4px; font-family: Arial;
}

.news-more {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(0, 120, 215, 0.1);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  transition: all var(--transition);
}

.news-more:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: scale(1.1);
}

.news-more:active {
  transform: scale(0.95);
}

.news-dots {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 40px;
}

.news-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ddd;
  cursor: pointer;
  transition: all var(--transition);
}

.news-dot.active {
  width: 32px;
  border-radius: 4px;
  background: var(--color-primary);
}

/* ========== Product Center ========== */
.products {
  position: relative;
  margin: 0px 0 0px 0px;
  padding: 80px 0 60px;
  background: #0561b4;
  border-radius: 0px 0 0 0px;
  overflow: hidden;
}

.product-card:hover .product-icon{ width: 100px; height: 100px;}

.product-card:hover .product-icon-wrap{ width: 100px; height: 100px;}






.products .container { padding: 0px 50px;}
.products-bg-image {
  position: absolute;
  inset: 0;
  background: url('../images/bg4.jpg') center no-repeat; background-size: 100%  auto;
  filter: blur(4px);
  transform: scale(1.05);
  pointer-events: none;
}

.products-bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 50, 110, 0.5) 0%, rgba(0, 30, 80, 0.5) 100%);
  pointer-events: none;
}

.products-header {
  text-align: left;
  margin-bottom: 48px;
  position: relative;
  z-index: 1;
}

.products-title {
  font-size: 40px;
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.2; text-align: center;
}

.products-tag {
  font-size: 16px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.75);
  margin-left: 16px;
  vertical-align: middle; display: block; line-height: 28px; margin: 20px 0px;
}

.products-slider-wrap {
  overflow: hidden;
  position: relative;
  z-index: 1;
}

.products-track {
  display: flex;
  gap: 28px;
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  padding: 0 4px;
}

/* ---- Default State (non-hover) ---- */
.product-card {
  flex: 0 0 calc(25% - 21px);
  height: 440px;
  border-radius: 32px;
  display: flex;
  flex-direction: column;
  background: rgba(0, 120, 212, 0.78);
	background-image: linear-gradient(to top, rgba(0, 120, 212, 0.78),rgba(0, 120, 212, 0.58), rgba(5, 97, 180, 0.48));
  border: 1px solid rgba(255, 255, 255, 0.08);
  overflow: hidden;
  cursor: pointer;
  transition: background 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

.product-card-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 48px 28px 32px;
  transition: padding 0.4s ease, justify-content 0.4s ease;
}

.product-icon-wrap {
  position: relative;
  width: 180px;
  height: 180px;
  margin-bottom: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-icon-blob {
  position: absolute;
  inset: -20px;
  background: rgba(0, 60, 130, 0.6);
  border-radius: 50%;
  opacity: 0;
  transform: scale(0.8);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.product-icon {
  position: relative;
  z-index: 1;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: var(--color-white);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.12);
}

.product-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.product-icon .fas {  font-size: 45px; }
.product-name {
  font-size: 22px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.92);
  line-height: 1.65;
  max-width: 240px;
  transition: font-size 0.4s ease, font-weight 0.4s ease; 
}
.product-name i { display: block; font-size: 18px; font-weight: 400; font-style: normal;}
.product-card:hover .product-name i  { display: none;}
.product-card-panel {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  background: rgba(0, 35, 80, 0.5);
  border-radius: 20px;
  margin: 0 20px;
  padding: 0 24px;
  transition: max-height 0.45s ease, opacity 0.4s ease, padding 0.4s ease, margin 0.4s ease;
}

.product-list {
  margin-bottom: 16px;
}
.product-list p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.9);
  line-height: 2.2;
}
.product-list p {text-overflow: ellipsis;
display: -webkit-box;
-webkit-box-orient: vertical;
-webkit-line-clamp: 1;
overflow: hidden;
height: 25px;
line-height: 25px;}
.product-list li {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.9);
  line-height: 2.2;
}

.product-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: var(--color-white);
  transition: gap var(--transition);
}

.product-link:hover {
  gap: 10px;
}

/* ---- Hover State ---- */
.product-card:hover {
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-color: rgba(255, 255, 255, 0.22);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
}

.product-card:hover .product-card-body {
  justify-content: flex-start;
  padding-top: 44px;
  padding-bottom: 20px;
}

.product-card:hover .product-icon-blob {
  opacity: 1;
  transform: scale(1);
}

.product-card:hover .product-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-white);
}

.product-card:hover .product-card-panel {
  max-height: 220px;
  opacity: 1;
  padding: 24px 28px 28px;
  margin: 0 20px 24px;
}

.products-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 40px;
  position: relative;
  z-index: 1;
}

.products-nav-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  color: var(--color-white);
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.products-nav-btn:hover {
  background: rgba(255, 255, 255, 0.35);
  transform: scale(1.08);
}

.products-nav-btn:active {
  transform: scale(0.95);
}

/* ========== Business Goals ========== */
.goals {
  position: relative;
  padding: 150px 0;
  background: url('../images/bgbgn.jpg') center/cover no-repeat;
  text-align: center; background-size: 100% auto;
}

.goals-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(rgba(0, 20, 50, 0.0), rgba(0, 30, 70, 0.0));
}

.goals-content {
  position: relative;
  z-index: 1;
}

.goals-label {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.goals-title {
  font-size: 55px;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 32px;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
  letter-spacing: 2px;  text-transform: uppercase; font-family: Arial;
}

.goals-desc {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.9;
  max-width: 860px;
  margin: 0 auto;
}

/* ========== Footer ========== */
.site-footer {
  background: var(--color-footer-bg);
  color: var(--color-white);
  padding: 50px 0 30px;
}

.footer-contact {
  display: flex;
  justify-content: space-between;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  margin-bottom: 40px;
  gap: 30px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  flex: 1;
}

.footer-contact-item > i {
  font-size: 45px;
  margin-top: 4px;
  opacity: 0.9;
  flex-shrink: 0;
}

/*.footer-contact-item:last-child > i {
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}*/

.footer-contact-label {
  display: block;
  font-size: 16px;
  letter-spacing: 0px;
  opacity: 0.7;
  margin-bottom: 6px;
}

.footer-contact-value {
  display: block;
  font-size: 17px;
  line-height: 1.6;
}

.footer-main {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand {
  font-size: 32px;
  font-weight: 700;
  white-space: nowrap;
  flex-shrink: 0;
}
.footer-brand img {filter: invert(100%) grayscale(100%) brightness(10); height: 75px;} 
.footer-links {
  display: flex;
  gap: 110px;
  flex: 1;
  justify-content: center;
}

.footer-col h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 18px;
}

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

.footer-col a {
  font-size: 15px;
  opacity: 0.8;
  transition: opacity var(--transition);
}

.footer-col a:hover {
  opacity: 1;
  text-decoration: underline;
}

.footer-qrcode {
  flex-shrink: 0;
  background: var(--color-white);
  border-radius: 8px;
  padding: 8px;
  width: 120px;
  height: 120px;
}

.footer-qrcode img {
  width: 100%;
  height: 100%;
}

.footer-copyright {
  text-align: center;
  font-size: 15px;
  color: var(--color-footer-text);
  line-height: 1.8;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* ========== Scroll Reveal Animation ========== */
.scroll-animate {
  opacity: 0;
  transform: translateY(70px);
  transition: opacity 0.9s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.9s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform;
}

.scroll-animate.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.scroll-animate.is-leaving {
  opacity: 0;
  transform: translateY(-50px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

@media (prefers-reduced-motion: reduce) {
  .scroll-animate {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .hero-slide.active .hero-slide-bg {
    animation: none;
  }
}

/* ========== Responsive ========== */
@media (max-width: 1200px) {
  .news-card {
    flex: 0 0 calc(33.333% - 16px);
  }

  .product-card {
    flex: 0 0 calc(50% - 12px);
  }

  .footer-links {
    gap: 110px;
  }
}

@media (max-width: 992px) {
  .site-header {
    background: var(--color-white);
    box-shadow: 0 1px 10px rgba(0, 0, 0, 0.06);
    padding: 10px 0;
  }
.logo-icon {
    filter: none;
}
	
	
	
.header-tools-mobile button:nth-child(2) { display: none;}
	.header-tools-mobile button:nth-child(3) { display: none;}
  .site-header.scrolled {
    padding: 14px 0;
  }
	

  .site-header.search-open {
    padding: 14px 0;
  }

	.hero-search input { height: 50px; padding: 0px; float: right;}
	.product-icon {
 
    overflow: hidden;
    
}
	.goals { background-size: auto 100%!important;}
  .logo-cn {
    color: var(--color-text);
  }

  .logo-en {
    color: #666;
  }

  .header-inner {
    flex-wrap: nowrap;
    gap: 12px;
    padding-bottom: 0;
  }

  .logo-icon {
    height: 60px;
   
  }
	
	
	
  .logo-cn {
    font-size: 18px;
  }

  .logo-en {
    font-size: 9px;
    display: block;
  }

  .main-nav {
    display: none;
  }

  .header-tools-desktop {
    display: none;
  }

  .header-tools-mobile {
    display: flex;
    gap: 10px;
  }

  .header-tools-mobile .tool-btn {
    width: 38px;
    height: 38px;
    font-size: 15px;
    background: var(--color-nav-green);
    color: var(--color-white);
  }

  .header-tools-mobile .tool-btn:hover {
    background: #2f7533;
  }

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

  .about-image-wrap {
    clip-path: none;
    border-radius: 16px;
    height: 360px;
  }

  .about-cards {
    flex-wrap: wrap;
  }

  .about-card {
    flex: 0 0 calc(50% - 8px);
  }

  .news-card {
    flex: 0 0 calc(50% - 12px);
  }

  .products {
    border-radius: 80px 0 0 80px;
  }

  .footer-main {
    flex-wrap: wrap; display: none;
  }

  .footer-links {
    flex-wrap: wrap;
    gap: 110px;
  }
	
	
	
	
.footer-copyright {

    border-top: 0px solid rgba(255, 255, 255, 0.08)!important; 
    width: 100%!important;
    height: 300px!important;
    display: inline-block!important;
    
}	
	
	
	
	
	
	
}

@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }

  .header-tools-mobile {
    gap: 8px;
  }

  .header-tools-mobile .tool-btn {
    width: 36px;
    height: 36px;
    font-size: 14px;
  }

  .logo-cn {
    font-size: 16px;
  }

  .logo-en {
    display: none;
  }

  .logo-icon {
 
    height: 60px;
  }

  .hero-title-line {
    font-size: 20px;
    letter-spacing: 2px;
  }

  .hero-title-main {
    font-size: 26px;
    letter-spacing: 3px;
  }

  .hero-search {
    padding-left: 20px;
  }

  .hero-tags {
    gap: 16px;
  }

  .hero-tags a {
    font-size: 13px;
  }

  .hero-arrow {
    width: 44px;
    height: 44px;
    font-size: 14px;
  }

  .hero-arrow-prev { left: 16px; }
  .hero-arrow-next { right: 16px; }

  .hero-progress {
    right: 20px;
    bottom: 24px;
  }

  .about-title {
    font-size: 22px;
  }

  .about-year {
    font-size: 56px;
  }

  .about-badge {
    width: 130px;
    height: 130px;
  }

  .about-badge-num {
    font-size: 30px;
  }

  .about-logo-text {
    font-size: 28px;
  }

  .section-title {
    font-size: 24px;
  }

  .news-card {
    flex: 0 0 calc(100% - 0px);
  }

  .product-card {
    flex: 0 0 calc(100% - 0px);
    min-height: 320px;
  }

  .products {
    border-radius: 40px 0 0 40px;
    margin: 30px 0 0px;
    padding: 60px 0 40px;
  }

  .products-title {
    font-size: 28px;
  }

  .goals-title {
    font-size: 36px;
  }

  .goals-desc {
    font-size: 15px;
  }

  .footer-contact {
    flex-direction: column;
    gap: 24px;
  }

  .footer-main {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .footer-links {
    justify-content: center;
    text-align: left;
  }

  .header-search-inner {
    gap: 12px;
  }

  .header-search-submit {
    padding: 8px 20px;
    font-size: 14px;
  }

  .header-search-divider {
    height: 28px;
  }

  .header-search-close {
    width: 40px;
    height: 40px;
    font-size: 20px;
  }

  .footer-qrcode {
    margin: 0 auto;
  }
}

@media (max-width: 480px) {
  .about-card {
    flex: 0 0 100%;
  }

  .footer-links {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
}









   /* 首页产品大板�?*/
        .product-banner {
            width: 100%;
            padding: 70px 20px;
            background: #f8f9fc;
        }
        .wrapper {
            max-width: 1300px;
            margin: 0 auto;
        }
        .banner-title {
            text-align: center;
            font-size: 36px;
            color: #1a1a1a;
            margin-bottom: 50px;
            font-weight: 600;
        }

        /* 核心横排布局 */
        .category-container {
            display: flex;
            gap: 12px;
            height: 380px;
        }

        /* 单个分类项：默认窄款 */
        .category-item {
            flex: 1; /* 未展开占比�?*/
            border-radius: 16px;
            overflow: hidden;
            position: relative;
            cursor: pointer;
            transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
            box-shadow: 0 8px 24px rgba(0,0,0,0.08);
            background-size: cover;
            background-position: center;
            background-color: #fff;
        }

        /* 🔥 展开状态：宽度变大 */
        .category-item.active {
            flex: 2.8; /* 展开占比更大 */
        }

        /* 遮罩�?*/
        .item-mask {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.3);
            z-index: 1;
        }

        /* 内容�?*/
        .item-content {
            position: relative;
            z-index: 2;
            height: 100%;
            padding: 40px 25px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: #fff;
        }

        /* SVG图标 */
        .item-icon {
            width: 60px;
            height: 60px;
            fill: #fff;
            margin-bottom: 20px;
            transition: 0.3s;
        }
        .category-item.active .item-icon {
            transform: scale(1.1);
        }

        /* 一级分类标�?*/
        .item-name {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 25px;
            text-align: center;
            white-space: nowrap;
        }

        /* 🔥 二级分类：横向展�?+ 百叶窗隐�?*/
        .sub-category-wrap {
            width: 100%;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.5s ease;
        }
        .category-item.active .sub-category-wrap {
            max-height: 200px;
        }

        /* 二级分类横向排版 */
        .sub-list {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
        }

        /* 二级分类标签样式 */
        .sub-list li {
            padding: 10px 18px;
            background: rgba(255,255,255,0.25);
            border-radius: 50px;
            font-size: 14px;
            backdrop-filter: blur(10px);
            transition: all 0.3s ease;
            white-space: nowrap;
        }
        .sub-list li:hover {
            background: #fff;
            color: #1677ff;
            transform: translateY(-3px);
        }

        /* 响应式适配 */
        @media (max-width: 992px) {
            .category-container {
                flex-direction: column;
                height: auto;
            }
            .category-item {
                min-height: 120px;
            }
            .category-item.active {
                min-height: 280px;
            }
        }