/* ==================== 基础重置 & 变量 ==================== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --blue-primary: #2563eb;
  --blue-dark: #1e40af;
  --blue-light: #3b82f6;
  --bg-light: #f8fafc;
  --bg-dark: #0f172a;
  --text-dark: #1e293b;
  --text-muted: #64748b;
  --white: #ffffff;
  --radius: 0.75rem;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text-dark);
  background: var(--bg-light);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

button { cursor: pointer; border: none; background: none; font-family: inherit; }

ul { list-style: none; }

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ==================== 导航 ==================== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  transition: all 0.5s ease;
  height: 75px;
}

.nav.scrolled {
  padding: 0.25rem 0;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(20px);
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
    height: 75px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-logo-icon {
  width: 120px; height: 120px;
  border-radius: 0.75rem;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.3s;
  position: relative;
}

.nav-logo-img,
.nav-logo-img-scrolled {
  width: 120px; height: 120px;
  object-fit: contain;
  position: absolute;
  top: 0; left: 0;
  transition: opacity 0.3s;
}

.nav-logo-img-scrolled {
  opacity: 0;
}

.nav.scrolled .nav-logo-img {
  opacity: 0;
}

.nav.scrolled .nav-logo-img-scrolled {
  opacity: 1;
}

.nav-logo-text h1 {
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.2;
  transition: color 0.3s;
}

.nav-logo-text p {
  font-size: 0.625rem;
  opacity: 0.7;
  transition: color 0.3s;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: 5%;
}

.nav-link {
  padding: 0.5rem 0.75rem;
  font-size: 0.92rem;
  font-weight: 500;
  border-radius: var(--radius);
  transition: all 0.3s;
  color: rgba(255,255,255,0.8);
}

.nav-link:hover,
.nav-link.active {
  color: white;
  background: rgba(255,255,255,0.1);
}

.nav.scrolled .nav-link {
  color: #64748b;
}

.nav.scrolled .nav-link:hover,
.nav.scrolled .nav-link.active {
  color: var(--blue-primary);
  background: #eff6ff;
}

.nav-logo-text h1,
.nav-logo-text p {
  color: white;
}

.nav.scrolled .nav-logo-text h1,
.nav.scrolled .nav-logo-text p {
  color: var(--text-dark);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius);
  color: rgba(255,255,255,0.8);
  transition: all 0.3s;
}

.lang-switch:hover {
  color: white;
  background: rgba(255,255,255,0.1);
}

.nav.scrolled .lang-switch {
  color: #64748b;
}

.nav.scrolled .lang-switch:hover {
  color: var(--blue-primary);
  background: #f8fafc;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius);
  transition: all 0.3s;
}

.btn-primary {
  background: var(--blue-primary);
  color: white;
}

.btn-primary:hover {
  background: var(--blue-dark);
}

.nav .btn-primary {
  background: rgba(255,255,255,0.1);
  color: white;
  backdrop-filter: blur(4px);
}

.nav.scrolled .btn-primary {
  background: var(--blue-primary);
  color: white;
}

/* 汉堡菜单 */
.menu-toggle {
  display: none;
  width: 40px; height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  color: white;
}

.nav.scrolled .menu-toggle {
  color: var(--text-dark);
}

/* ==================== 移动端菜单 ==================== */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 999;
  visibility: hidden;
  opacity: 0;
  transition: all 0.5s;
  /* 默认禁止点击 */
  pointer-events: none;
}

.mobile-menu.active {
  visibility: visible;
  opacity: 1;
  /* 激活后允许整体点击 */
  pointer-events: auto;
}

.mobile-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15,23,42,0.5);
  backdrop-filter: blur(4px);
}

.mobile-panel {
  position: absolute;
  top: 0; right: 0;
  width: 100%; max-width: 400px;
  height: 100%;
  background: white;
  box-shadow: -4px 0 24px rgba(0,0,0,0.1);
  transform: translateX(100%);
  transition: transform 0.5s cubic-bezier(0.16,1,0.3,1);
  overflow-y: auto;
  /* 面板内部允许点击，但是不向上冒泡到遮罩 */
  pointer-events: auto;
}

.mobile-menu.active .mobile-panel {
  transform: translateX(0);
}

.mobile-close {
  position: absolute;
  top: 1rem; right: 1.5rem;
  width: 40px; height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #64748b;
}

.mobile-links {
  padding: 5rem 1.5rem 1.5rem;
}

.mobile-link {
  display: block;
  padding: 0.875rem 1rem;
  font-size: 1.125rem;
  font-weight: 500;
  border-radius: var(--radius);
  color: #334155;
  transition: all 0.3s;
}

.mobile-link:hover,
.mobile-link.active {
  color: var(--blue-primary);
  background: #eff6ff;
}

.mobile-lang {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1rem;
  color: #64748b;
  font-size: 0.875rem;
  border-radius: var(--radius);
}

/* ==================== Hero区域 ==================== */
.hero {
  position: relative;
  width: 100%;
  min-height: 100vh;
 
  overflow: hidden;
  display: flex;
  align-items: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease-out;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(15,23,42,0.92), rgba(15,23,42,0.72), rgba(15,23,42,0.5));
  z-index: 1;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(37,99,235,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,99,235,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 2;
  animation: gridWave 10s ease-in-out infinite;
}

@keyframes gridWave {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.6; }
}

.hero-scan {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 3;
  pointer-events: none;
}

.hero-scan::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 2px;
  background: linear-gradient(to right, transparent, rgba(59,130,246,0.5), transparent);
  animation: scanLine 5s linear infinite;
}

@keyframes scanLine {
  0% { left: -100%; }
  100% { left: 100%; }
}

.hero-content {
  position: relative;
  z-index: 10;
  width: 100%;
  padding-top: 100px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  background: rgba(37,99,235,0.1);
  border: 1px solid rgba(37,99,235,0.2);
  margin-bottom: 2rem;
  animation: fadeIn 0.6s ease-out 0.2s both;
}

.hero-badge-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--blue-primary);
  animation: pulse 2s infinite;
}

.hero-badge span {
  font-size: 0.875rem;
  color: #60a5fa;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  color: white;
  margin-bottom: 1.5rem;
  line-height: 1.1;
  overflow: hidden;
}

.hero-title .char {
  display: inline-block;
  animation: charUp 0.8s cubic-bezier(0.16,1,0.3,1) forwards;
  opacity: 0;
  text-shadow: 0 0 40px rgba(37,99,235,0.5);
}

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

.hero-subtitle {
  font-size: 1.5rem;
  color: #cbd5e1;
  margin-bottom: 1rem;
  animation: fadeInBlur 1s ease-out 0.6s both;
}

.hero-desc {
  font-size: 1rem;
  color: #94a3b8;
  margin-bottom: 2.5rem;
  max-width: 36rem;
  animation: fadeIn 0.8s ease-out 0.8s both;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 4rem;
  animation: slideUp 0.8s cubic-bezier(0.16,1,0.3,1) 0.8s both;
}

.btn-lg {
  padding: 0.4rem 2rem;
  font-size: 1rem;
}

.btn-outline-white {
  border: 1px solid #475569;
  color: white;
}

.btn-outline-white:hover {
  background: rgba(255,255,255,0.1);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: 28rem;
}

.stat-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: white;
}

.stat-label {
  font-size: 0.875rem;
  color: #94a3b8;
}

.hero-bottom-gradient {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 128px;
  background: linear-gradient(to top, #f8fafc, transparent);
  z-index: 5;
}

/* ==================== 通用动画 ==================== */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fadeInBlur {
  from { opacity: 0; filter: blur(10px); }
  to { opacity: 1; filter: blur(0); }
}

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

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.16,1,0.3,1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ==================== 区块标题 ==================== */
.section-header {
  margin-bottom: 4rem;
}

.section-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  
}

.section-label .line {
  width: 48px; height: 4px;
  background: var(--blue-primary);
  border-radius: 9999px;
}

.section-label span {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--blue-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1.125rem;
  color: var(--text-muted);
  
}

.section-center {
  text-align: center;
}

.section-center .section-label {
  justify-content: center;
}

/* ==================== 产品卡片 ==================== */
.section {
  padding: 4rem 0;
  position: relative;
}

.section-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(37,99,235,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,99,235,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.bg-white-section { background: white; }
.bg-dark-section { background: var(--bg-dark); }
.bg-light-section { background: var(--bg-light); }

.product-card {
  background: white;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
  border: 2px solid transparent;
  transition: all 0.3s;
  position: relative;
}

.product-track .product-card {
  background: transparent;
  box-shadow: none;
  border: none;
  border-radius: 0;
  overflow: visible;
  padding: 0 0.75rem;
}

.product-card:hover {
  box-shadow: 0 8px 24px rgba(0,0,0,0.1);
  
  transform: translateY(-4px);
}

.product-track .product-card:hover {
  box-shadow: none;
  border: none;
  transform: none;
}

.product-card:hover .product-title {
  color: var(--blue-primary);
}

.product-card:hover .product-link {
  gap: 0.5rem;
}

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

.product-track .product-card:hover .product-img-wrap img {
  transform: scale(1.1);
}

.product-track .product-card:hover .product-card-inner {
 
  
 
}

.product-card-inner {
  background: white;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 2px solid transparent;
  transition: all 0.5s;
  position: relative;
}

.product-img-overlay {
  position: absolute;
  inset: 0;
  background: rgba(37,99,235,0);
  transition: background 0.3s;
  pointer-events: none;
}

.product-card:hover .product-card-inner .product-img-overlay {
  background: rgba(37,99,235,0.1);
}

.product-arrow-btn {
  position: absolute;
  bottom: 5rem;
  right: 1rem;
  width: 2.5rem;
  height: 2.5rem;
  background: white;
  border-radius: 9999px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(0.5rem);
  box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
  transition: all 0.3s;
  pointer-events: none;
  display: none;
}

.product-card:hover .product-card-inner .product-arrow-btn {
  opacity: 1;
  transform: translateY(0);
}

.product-bottom-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 0.25rem;
  background: linear-gradient(to right, #2563eb, #60a5fa, #2563eb);
  transform: scaleX(0);
  transition: transform 0.5s;
}

.product-card:hover .product-card-inner .product-bottom-bar {
  transform: scaleX(1);
}

.product-img-wrap {
  position: relative;
  height: 240px;
  background: linear-gradient(135deg, #f1f5f9, #e2e8f0);
  overflow: hidden;
}

.product-img-wrap img {
  width: 100%; height: 100%;
  object-fit: contain;
  padding: 1.5rem;
  transition: transform 0.5s;
}

.product-card:hover .product-card-inner .product-img-wrap img {
  transform: scale(1.1);
}

.product-model {
  position: absolute;
  top: 1rem; right: 1rem;
  padding: 0.25rem 0.75rem;
  background: var(--blue-primary);
  color: white;
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: 9999px;
}

.product-body {
  padding: 1.5rem;
}

.product-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.5rem;
  transition: color 0.3s;
}

.product-card:hover .product-card-inner .product-title {
  color: var(--blue-primary);
}

.product-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
  display: none;
}


.product-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
  display: none;
}

.tag {
  padding: 0.25rem 0.625rem;
  background: #f1f5f9;
  color: #475569;
  font-size: 0.75rem;
  border-radius: 9999px;
}

.product-link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  color: var(--blue-primary);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.3s;
}

.product-link:hover {
  gap: 0.5rem;
}

.product-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #cbd5e1;
  border: none;
  cursor: pointer;
  transition: all 0.3s;
  padding: 0;
}

.product-dot.active {
  background: var(--blue-primary);
}

/* ==================== 轮播箭头 ==================== */
.carousel-arrows {
  display: flex;
  gap: 0.75rem;
}

.arrow-btn {
  width: 48px; height: 48px;
  border-radius: 50%;
  border: 1px solid #cbd5e1;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #64748b;
  transition: all 0.3s;
}

.arrow-btn:hover:not(:disabled) {
  background: var(--blue-primary);
  border-color: var(--blue-primary);
  color: white;
}

.arrow-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* ==================== 技术详情卡片 (technology.html) ==================== */
.tech-detail-card {
  background: white;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 2px solid transparent;
  transition: all 0.3s;
  cursor: pointer;
}

.tech-detail-card.active {
  border-color: var(--blue-primary);
  box-shadow: 0 0 0 4px rgba(37,99,235,0.1);
}

.tech-header {
  padding: 2rem;
  background: linear-gradient(135deg, var(--blue-primary), var(--blue-dark));
  color: white;
}

.tech-icon {
  width: 64px; height: 64px;
  border-radius: 0.75rem;
  background: rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.tech-icon svg {
  width: 32px; height: 32px;
  color: white;
}

.tech-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.tech-desc {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.8);
  line-height: 1.6;
}

.tech-body {
  padding: 2rem;
}

.tech-features-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.tech-features-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.tech-features-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: #475569;
}

.tech-features-list svg {
  width: 20px; height: 20px;
  color: var(--blue-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

/* ==================== 解决方案 ==================== */
.solution-panel {
  position: relative;
  border-radius: 1rem;
  overflow: hidden;
  cursor: pointer;
  transition: flex 0.7s cubic-bezier(0.16,1,0.3,1);
  min-height: 500px;
}

.solution-panel img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: all 0.7s;
  filter: grayscale(100%);
}

.solution-panel.active img {
  filter: grayscale(0%);
  transform: scale(1);
}

.solution-panel:hover img {
  filter: grayscale(0%);
}

.solution-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15,23,42,0.92), rgba(15,23,42,0.75), rgba(15,23,42,0.5));
  z-index: 2;
  transition: background 0.5s;
}

.solution-panel.active .solution-overlay {
  background: linear-gradient(to top, rgba(15,23,42,0.95), rgba(15,23,42,0.55), rgba(15,23,42,0.2));
}

.solution-content {
  position: relative;
  z-index: 3;
  padding: 2rem;
  padding-left: 1rem;
  padding-right: 1rem;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.solution-panel.active .solution-content{
	padding-left: 2rem;
  padding-right: 2rem;
}

.solution-icon {
  width: 52px; height: 52px;
  border-radius: 0.75rem;
  background: var(--blue-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  opacity: .5;
}
.solution-panel.active .solution-icon { opacity: 1;}

.solution-icon svg {
  width: 28px; height: 28px;
  color: white;
}

.solution-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: white;
  margin-bottom: 0.5rem;
  transition: opacity 0.4s;
}

.solution-panel.active .solution-title { font-size: 1.4rem; margin-bottom: 0;}

.solution-subtitle {
  font-size: 0.875rem;
  color: #60a5fa;
  margin-bottom: 0.75rem;
}

.solution-desc {
  font-size: 1rem;
  color: #fff;
  line-height: 1.6;
  max-width: 34rem;
  display: none;
}
.solut_lie{display:block!important;}

.solution-panel.active .solution-desc { display: block; }
.solution-panel .three { opacity: 0; height: 0; overflow: hidden; transition: opacity 0.4s; }
.solution-panel.active .three { opacity: 1; height: auto; overflow: visible; }

.solution-panel .solution-badge { display: none; }
.solution-panel.active .solution-badge { display: inline; }

.solution-panel .solution-title {  }
.solution-panel.active .solution-title { opacity: 1; }

.solution-panel .solution-subtitle-text {  color: #94a3b8; }
.solution-panel.active .solution-subtitle-text { opacity: 1; }

.solution-link {
  display: none;
  color: #60a5fa;
  font-weight: 500;
  font-size: 0.875rem;
  align-items: center;
  gap: 0.25rem;
  margin-top: 1.25rem;
  text-decoration: none;
  transition: all 0.3s;
}

.solution-link:hover {
  color: #93c5fd;
}

.solution-panel.active .solution-link {
  display: inline-flex;
}

.solution-panel.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #3b82f6, #2563eb);
  z-index: 10;
}
.footer-bottom-links {
    --tw-text-opacity: 1;
    color: rgb(100 116 139 / var(--tw-text-opacity, 1));font-size: .875rem;
    line-height: 1.25rem;

}
/* ==================== 案例卡片 ==================== */
.case-card {
  background: white;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: all 0.4s;
}

.case-card:hover {
  box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25);
  transform: translateY(-4px);
}

.case-img {
  position: relative;
  height: 280px;
  overflow: hidden;
}

.case-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.7s;
}

.case-card:hover .case-img img {
  transform: scale(1.1);
}

.case-badge {
  position: absolute;
  top: 1rem; left: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(4px);
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
}

.case-badge svg {
  width: 16px; height: 16px;
  color: var(--blue-primary);
}

.case-results {
  position: absolute;
  bottom: 1rem; left: 1rem; right: 1rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  display: none;
}

.case-result {
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(4px);
  border-radius: 0.75rem;
  padding: 0.75rem;
  text-align: center;
}

.case-result-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--blue-primary);
}

.case-result-label {
  font-size: 0.75rem;
  color: #64748b;
}

.case-body {
  padding: 2rem;
}

.case-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
  transition: color 0.3s;
}

.case-card:hover .case-title {
  color: #2563eb;
}
.case-card:hover h3 {
  color: #2563eb!important;
}

.case-ext-btn {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(4px);
  border-radius: 9999px;
  opacity: 0;
  transform: translateY(8px);
  transition: all 0.3s;
  cursor: pointer;
  display: none;
}

.case-card:hover .case-ext-btn {
  opacity: 1;
  transform: translateY(0);
}

.case-border-overlay {
  position: absolute;
  inset: 0;
  border-radius: 1rem;
  border: 2px solid transparent;
  transition: border-color 0.3s;
  pointer-events: none;
}

.case-card:hover .case-border-overlay {
  border-color: rgba(37,99,235,0.3);
}

.case-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.case-section-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.case-section-text {
  font-size: 0.875rem;
  color: #475569;
  line-height: 1.6;
}

.case-outcome {
  font-size: 0.875rem;
  color: var(--blue-primary);
  font-weight: 500;
}

/* ==================== 新闻卡片 ==================== */
.news-featured {
  display: flex;
  flex-direction: column;
  background: linear-gradient(135deg, #0f172a, #1e293b);
  color: white;
  position: relative;
  overflow: hidden;
  border-radius: 1rem;
  box-shadow: var(--shadow-xl);
  transition: all 0.5s;
  cursor: pointer;
  min-height: 400px;
}

.news-featured:hover {
  box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25);
}

.news-featured-glow {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(37,99,235,0.2), transparent);
  opacity: 0;
  transition: opacity 0.5s;
  pointer-events: none;
}

.news-featured:hover .news-featured-glow {
  opacity: 1;
}

.news-featured-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.3;
  color: white;
  transition: color 0.3s;
}

.news-featured:hover .news-featured-title {
  color: #93c5fd;
}

.feat-readmore {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  color: #60a5fa;
  font-weight: 500;
  transition: all 0.3s;
  transform: translateX(-16px);
  opacity: 0;
}

.news-featured:hover .feat-readmore {
  transform: translateX(0);
  opacity: 1;
}

.news-featured-orb {
  position: absolute;
  bottom: -5rem;
  right: -5rem;
  width: 16rem;
  height: 16rem;
  background: rgba(37,99,235,0.1);
  border-radius: 50%;
  filter: blur(48px);
  transition: all 0.5s;
  pointer-events: none;
}

.news-featured:hover .news-featured-orb {
  background: rgba(37,99,235,0.2);
}

.news-card {
  background: white;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
  transition: all 0.3s;
  display: block;
  cursor: pointer;
}

body .news-card2{ background-color: rgb(248 250 252 / var(--tw-bg-opacity, 1)); border-radius: 1rem;}
body .news-card2 .news-arrow{
	--tw-shadow: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);
    box-shadow: var(--tw-ring-offset-shadow, 0 0 #0000), var(--tw-ring-shadow, 0 0 #0000), var(--tw-shadow);
}

.news-card:hover {
  box-shadow: 0 8px 24px rgba(0,0,0,0.1);
  transform: translateY(-4px);
}

.news-card:hover .news-title {
  color: var(--blue-primary);
}

.news-readmore-link {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  color: var(--blue-primary);
  font-weight: 500;
  font-size: 0.875rem;
  margin-top: 1rem;
  transition: gap 0.3s;
}

.news-card:hover .news-readmore-link {
  gap: 0.5rem;
}

.news-body {
  padding: 1.5rem;
}

.news-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.news-type {
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: 9999px;
}

.news-type.company { background: #eff6ff; color: #1d4ed8; }
.news-type.industry { background: #f0fdf4; color: #15803d; }
.news-type.tech { background: #faf5ff; color: #7c3aed; }

.news-date {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.75rem;
  color: #94a3b8;
}

.news-date span {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.news-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 0.75rem;
  line-height: 1.4;
  transition: color 0.3s;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-excerpt {
  font-size: 0.875rem;
  color: #64748b;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 1rem;
}

.news-card:hover .news-title {
  color: var(--blue-primary);
}



.reveal.visible:hover {



}

.news-readmore {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--blue-primary);
}

/* ==================== 联系表单 ==================== */
.form-card {
  background: white;
  border-radius: 1rem;
  padding: 2rem;
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: #374151;
  margin-bottom: 0.5rem;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.5rem 1rem;
  border: 1px solid #d1d5db;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-family: inherit;
  transition: all 0.3s;
  outline: none;
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--blue-primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

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

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

.info-card {
  background: white;
  border-radius: 0.75rem;
  padding: 1.5rem;
  box-shadow: var(--shadow-md);
  transition: all 0.3s;
}

.info-card:hover {
  box-shadow: var(--shadow-lg);
}

.info-icon {
  width: 56px; height: 56px;
  border-radius: 0.75rem;
  background: #eff6ff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.3s;
}

.info-card:hover .info-icon {
  background: var(--blue-primary);
}

.info-icon svg {
  width: 24px; height: 24px;
  color: var(--blue-primary);
  transition: color 0.3s;
}

.info-card:hover .info-icon svg {
  color: white;
}

/* ==================== FAQ ==================== */
.faq-item {
  background: white;
  border-radius: 0.75rem;
  box-shadow: var(--shadow-md);
  overflow: hidden;
  margin-bottom: 1rem;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem;
  text-align: left;
  font-weight: 500;
  color: var(--text-dark);
  font-size: 0.9375rem;
  transition: background 0.3s;
}

.faq-question:hover {
  background: #f8fafc;
}

.faq-icon {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: #eff6ff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.3s;
}

.faq-icon svg {
  width: 16px; height: 16px;
  color: var(--blue-primary);
}

.faq-item.open .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease-out;
}

.faq-item.open .faq-answer {
  max-height: 300px;
}

.faq-answer-inner {
  padding: 0 1.25rem 1.25rem;
  color: #64748b;
  font-size: 0.875rem;
  line-height: 1.7;
}

/* ==================== 内页通用头部 ==================== */
.page-hero {
  position: relative;
  padding: 8rem 0 4rem;
  overflow: hidden;
}

.page-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-hero-bg img {
  width: 100%; height: 100%;
  object-fit: cover;
}

.page-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(15,23,42,0.95), rgba(15,23,42,0.85), rgba(15,23,42,0.7));
  z-index: 1;
}

.page-hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(37,99,235,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,99,235,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.2;
  z-index: 2;
}

.page-hero-content {
  position: relative;
  z-index: 10;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: rgba(255,255,255,0.6);
  display: flex;
  align-items: center;
  gap: 0.25rem;
  transition: color 0.3s;
}

.breadcrumb a:hover {
  color: white;
}

.breadcrumb svg {
  width: 16px; height: 16px;
}

.breadcrumb-sep {
  color: rgba(255,255,255,0.4);
}

.breadcrumb-current {
  color: white;
}

.page-title {
  font-size: 3rem;
  font-weight: 700;
  color: white;
  margin-bottom: 0.75rem;
}

.page-subtitle {
  font-size: 1.125rem;
  color: #cbd5e1;
  max-width: 36rem;
}

/* ==================== 分页 ==================== */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 3rem;
}

.page-btn {
  width: 40px; height: 40px;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 500;
  background: white;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
}

.page-btn:hover:not(.active):not(:disabled) {
  background: #f8fafc;
}

.page-btn.active {
  background: var(--blue-primary);
  color: white;
}

.page-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* ==================== 筛选标签 ==================== */
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 3rem;
  display: block;
}

.filter-tab {
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.3s;
  background: white;
  color: #64748b;
  border: 1px solid #e2e8f0;
}

.filter-tab:hover {
  background: #f8fafc;
}

.filter-tab.active {
  background: var(--blue-primary);
  color: white;
  border-color: var(--blue-primary);
  box-shadow: 0 4px 12px rgba(37,99,235,0.25);
}

/* ==================== Footer ==================== */
.footer {
  position: relative;
  background: var(--bg-dark);
  color: white;
  overflow: hidden;
}

.footer-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(37,99,235,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,99,235,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.1;
}

.footer-top-line {
  height: 4px;
  background: linear-gradient(to right, var(--blue-primary), var(--blue-light), var(--blue-primary));
}

.footer-main {
  padding: 4rem 0;
  position: relative;
  z-index: 1;
}

.footer-grid-layout {
  display: grid;
  grid-template-columns: 2fr repeat(4, 1fr);
  gap: 3rem;
}

.footer-brand p {
  color: #94a3b8;
  font-size: 0.875rem;
  line-height: 1.7;
  margin: 1.5rem 0;
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: #94a3b8;
}

.footer-contact-item svg {
  width: 16px; height: 16px;
  color: var(--blue-primary);
  margin-right: 5px;
display: inline-block;
vertical-align: -2px;
}

.footer-links-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.footer-links-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links-list a {
  font-size: 0.875rem;
  color: #94a3b8;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  transition: all 0.3s;
}

.footer-links-list a:hover {
  color: var(--blue-primary);
}

.footer-links-list a svg {
  width: 14px; height: 14px;
  opacity: 0;
  margin-left: -18px;
  transition: all 0.3s;
}

.footer-links-list a:hover svg {
  opacity: 1;
  margin-left: 0;
}

.footer-bottom {
  border-top: 1px solid #1e293b;
  padding: 1.5rem 0;
  position: relative;
  z-index: 1;
}

.footer-bottom a:hover{ color: #2563eb;}

.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom p,
.footer-bottom a {
  font-size: 0.875rem;
  color: #64748b;
}

.footer-bottom-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

/* ==================== 时间线 ==================== */
.timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: #bfdbfe;
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  width: 50%;
  padding-bottom: 2.5rem;
}

.timeline-item.left {
  padding-right: 2.5rem;
  text-align: right;
}

.timeline-item.right {
  margin-left: 50%;
  padding-left: 2.5rem;
  text-align: left;
}

.timeline-dot {
  position: absolute;
  top: 0.5rem;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--blue-primary);
  border: 3px solid white;
  box-shadow: 0 0 0 2px #bfdbfe;
  z-index: 1;
}

.timeline-item.left .timeline-dot {
  right: -7px;
}

.timeline-item.right .timeline-dot {
  left: -7px;
}

.timeline-content {
  background: white;
  border-radius: 0.5rem;
  padding: 1.25rem 1.5rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
  display: inline-block;
  text-align: left;
}

.timeline-year {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--blue-primary);
  margin-bottom: 0.25rem;
}

/* ==================== 证书轮播 ==================== */
.cert-carousel {
  position: relative;
  max-width: 600px;
  margin: 0 auto;
}

.cert-slide {
  background: white;
  border-radius: 1rem;
  padding: 2rem;
  box-shadow: var(--shadow-xl);
  text-align: center;
}

.cert-slide img {
  max-height: 400px;
  margin: 0 auto;
  object-fit: contain;
}


/* ==================== 产品详情页标签 ==================== */
.tabs {
  display: flex;
  gap: 1.5rem;
  border-bottom: 1px solid #e2e8f0;
  margin-bottom: 2rem;
}

.tab {
  padding-bottom: 1rem;
  font-size: 1rem;
  font-weight: 500;
  color: #94a3b8;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: all 0.3s;
}

.tab:hover {
  color: #64748b;
}

.tab.active {
  color: var(--blue-primary);
  border-bottom-color: var(--blue-primary);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
  animation: fadeIn 0.4s ease-out;
}

/* ==================== 文章详情 ==================== */
.article-content {
  background: white;
  border-radius: 1rem;
  padding: 2rem;
  box-shadow: var(--shadow-lg);
}

.article-content p {
  color: #475569;
  line-height: 1.8;
  margin-bottom: 1.5rem;
  font-size: 1rem;
}

/* ==================== 响应式 ==================== */
@media (max-width: 1024px) {
  .nav-links,
  .nav-right { display: none; }
  .menu-toggle { display: flex; }

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

  .hero-title { font-size: 2.5rem; }
  .page-title { font-size: 2rem; }
  .section-title { font-size: 2rem; }

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

  .timeline::before { left: 7px; transform: none; }
  .timeline-item { width: 100%; padding-left: 2rem; padding-right: 0; margin-left: 0; text-align: left; }
  .timeline-item.left .timeline-dot { right: auto; left: -7px; }
  .timeline-item.right .timeline-dot { left: -7px; }
}

@media (max-width: 640px) {
  .hero-title { font-size: 2rem; }
  .hero-stats { grid-template-columns: 1fr; }
  .footer-grid-layout { grid-template-columns: 1fr; }
  .footer-bottom-inner { flex-direction: column; text-align: center; }
  .section { padding: 4rem 0; }
  .page-title { font-size: 1.75rem; }
  .tabs { overflow-x: auto; }
}






/* ==================== 核心技术版块 ==================== */
.tech-section {
  position: relative;
  width: 100%;
  padding: 6rem 0;
  background: white;
  overflow: hidden;
}

.tech-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(226,232,240,0.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(226,232,240,0.5) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.3;
}

.tech-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(64px);
  opacity: 0.5;
}

.tech-glow-left {
  top: 5rem;
  left: 2.5rem;
  width: 16rem;
  height: 16rem;
  background: #dbeafe;
}

.tech-glow-right {
  bottom: 5rem;
  right: 2.5rem;
  width: 24rem;
  height: 24rem;
  background: #eff6ff;
}

.tech-container {
  position: relative;
  z-index: 10;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

.tech-header-center {
  text-align: center;
  margin-bottom: 4rem;
}

.tech-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .tech-layout {
    grid-template-columns: 1fr 1fr;
  }
}

.tech-diagram {
  position: relative;
}

.tech-diagram-inner {
  position: relative;
  aspect-ratio: 1;
  max-width: 32rem;
  margin: 0 auto;
}

.tech-diagram-center {
  position: absolute;
  top:42%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100px;
  height: 100px;
  background: #2563eb;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37,99,235,0.24);
  z-index: 20;
}

.tech-diagram-center-icon {
  width: 48px;
  height: 48px;
  color: white;
}

.tech-diagram-node {
  position: absolute;
  width: 64px;
  height: 64px;
  background: white;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #e5e7eb;
  z-index: 10;
}

.tech-diagram-node-icon {
  width: 40px;
  height: 40px;
  color: #2563eb;
}

.tech-diagram-top {
  top: 0;
  left: 50%;
  transform: translateX(-50%);
}

.tech-diagram-bottom {
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
}

.tech-diagram-left {
  top:42%;
  left: 67px;
  transform: translateY(-50%);
}

.tech-diagram-right {
  top: 42%;
  right: -23px;
  transform: translateY(-50%);
}

.tech-diagram-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.tech-line-pulse {
  animation: techPulse 2s ease-in-out infinite;
}

@keyframes techPulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

.tech-data-packet {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 6px;
  height: 6px;
  background: var(--packet-color, #3b82f6);
  border-radius: 50%;
  animation: techPacketMove 3s ease-in-out infinite;
}

@keyframes techPacketMove {
  0%   { transform: translate(-50%, -50%); opacity: 0; }
  20%  { opacity: 1; }
  80%  { opacity: 1; }
  100% { transform: translate(var(--tx, -50%), var(--ty, -180px)); opacity: 0; }
}

.diagram-part {
  opacity: 0;
  transform: scale(0.8) translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.34, 1.56, 0.64, 1),
              transform 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.diagram-part.tech-animate-in {
  opacity: 1;
  transform: scale(1) translateY(0);
  width: 96px;  height: 96px;
  box-shadow: var(--tw-ring-offset-shadow, 0 0 #0000), var(--tw-ring-shadow, 0 0 #0000), var(--tw-shadow);
  --tw-shadow: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);
    --tw-shadow-colored: 0 10px 15px -3px var(--tw-shadow-color), 0 4px 6px -4px var(--tw-shadow-color);
    box-shadow: var(--tw-ring-offset-shadow, 0 0 #0000), var(--tw-ring-shadow, 0 0 #0000), var(--tw-shadow);
}

.diagram-part:nth-child(1) { transition-delay: 0s; }
.diagram-part:nth-child(2) { transition-delay: 0.1s; }
.diagram-part:nth-child(3) { transition-delay: 0.2s; }
.diagram-part:nth-child(4) { transition-delay: 0.3s; }
.diagram-part:nth-child(5) { transition-delay: 0.4s; }

.tech-item {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.6s cubic-bezier(0.16,1,0.3,1),
              transform 0.6s cubic-bezier(0.16,1,0.3,1),
              border-color 0.3s,
              box-shadow 0.3s,
              background 0.3s;
}

.tech-item.tech-animate-in {
  opacity: 1;
  transform: translateX(0);
}

.tech-item:nth-of-type(1) { transition-delay: 0s; }
.tech-item:nth-of-type(2) { transition-delay: 0.15s; }
.tech-item:nth-of-type(3) { transition-delay: 0.3s; }

.tech-cards {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.tech-card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  
  border-radius: 1rem;
  border: 2px solid #f1f5f9;
  background: white;
  cursor: pointer;
  transition: all 0.3s;
  padding: 20px;
}

.tech-card:hover {
  border-color: #bfdbfe;
  box-shadow: 0 4px 6px -1px rgba(0,0,0,0.07);
}

.tech-card.active {
  border-color: #2563eb;
  background: rgba(239,246,255,0.5);
  box-shadow: 0 10px 15px -3px rgba(37,99,235,0.1);
}

.tech-card-icon {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f1f5f9;
  transition: all 0.3s;
  flex-shrink: 0;
}

.tech-card-icon.active {
  background: #2563eb;
}

.tech-card:hover .tech-card-icon {
  background: #dbeafe;
}

.tech-card:hover .tech-card-icon.active {
  background: #2563eb;
}

.tech-card-svg {
  width: 1.75rem;
  height: 1.75rem;
  color: #475569;
  transition: all 0.3s;
}

.tech-card-icon.active .tech-card-svg {
  color: white;
}

.tech-card:hover .tech-card-svg {
  color: #2563eb;
}

.tech-card:hover .tech-card-icon.active .tech-card-svg {
  color: white;
}

.tech-card-body {
  flex: 1;
}

.tech-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: #0f172a;
  transition: all 0.3s;
}

.tech-card-title.active {
  color: #2563eb;
}

.tech-card-desc {
  font-size: 0.875rem;
  color: #475569;
  margin-bottom: 1rem;
  line-height: 1.625;
}

.tech-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tech-tag {
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  border-radius: 9999px;
  background: #f1f5f9;
  color: #475569;
  transition: all 0.3s;
}

.tech-tag.active {
  background: #bfdbfe;
  color: #1e40af;
}

.tech-card:hover .tech-tag {
  background: #f1f5f9;
  color: #475569;
}

.tech-card.active:hover .tech-tag.active {
  background: #bfdbfe;
  color: #1e40af;
}

/* ==================== 产品详情页导航 ==================== */
.product-nav-bar {
  border-top: 1px solid #e2e8f0;
  padding: 2rem 0;
}

.product-nav-bar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.product-nav-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: #475569;
  cursor: pointer;
}

.product-nav-arrow {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
  transition: transform 0.3s;
}

.product-nav-group:hover .product-nav-arrow {
  transform: translateX(-3px);
}

.product-nav-next:hover .product-nav-arrow {
  transform: translateX(3px);
}

.product-nav-label {
  font-size: 0.75rem;
  color: #94a3b8;
}

.product-nav-name {
  font-weight: 500;
  color: #475569;
  text-decoration: none;
  transition: color 0.3s;
}

.product-nav-group:hover .product-nav-name {
  color: #2563eb;
}

/* ==================== 相关产品推荐 ==================== */
.related-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 2rem;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

@media (max-width: 768px) {
  .related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.related-card {
  display: block;
  background: white;
  border-radius: 0.75rem;
  padding: 1rem;
  box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
  text-decoration: none;
  transition: all 0.3s;
}

.related-card:hover {
  box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
}

.related-card-img {
  width: 100%;
  height: 6rem;
  object-fit: contain;
  margin-bottom: 0.75rem;
}

.related-card-name {
  font-size: 0.875rem;
  font-weight: 500;
  color: #0f172a;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color 0.15s;
}

.related-card:hover .related-card-name {
  color: #2563eb;
}

.related-card-model {
  font-size: 0.75rem;
  color: #64748b;
  margin-top: 0.25rem;
}

.news-nav-link {
  color: #64748b;
  transition: color 0.3s;
}

.news-nav-link:hover {
  color: #2563eb;
}

.news-nav-name {
  font-size: 0.875rem;
  font-weight: 500;
  color: #475569;
  transition: color 0.3s;
}

.news-nav-link:hover .news-nav-name {
  color: #2563eb;
}

.news-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: #f1f5f9;
  color: #475569;
  padding: 0.75rem 2rem;
  border-radius: 0.5rem;
  font-weight: 500;
  transition: all 0.3s;
  text-decoration: none;
}

.news-back-btn:hover {
  background: #2563eb;
  color: white;
  box-shadow: 0 4px 12px rgba(37,99,235,0.3);
}

.case-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: #2563eb;
  color: white;
  padding: 0.75rem 2rem;
  border-radius: 0.5rem;
  font-weight: 500;
  font-size: 1rem;
  transition: all 0.3s;
  text-decoration: none;
}

.case-cta-btn:hover {
  background: #1d4ed8;
  box-shadow: 0 4px 12px rgba(37,99,235,0.3);
}

/* ==================== 荣誉资质切换按钮 ==================== */
.cert-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.cert-grid-wrapper {
  flex: 1;
  overflow: hidden;
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.cert-item {
  min-width: 0;
}

.cert-prev-btn,
.cert-next-btn {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  border: 1px solid #e2e8f0;
  background: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s;
  color: #475569;
  flex-shrink: 0;
}

.cert-prev-btn:hover,
.cert-next-btn:hover {
  border-color: var(--blue-primary);
  color: var(--blue-primary);
  background: #eff6ff;
}

.cert-clickable > div {
  cursor: pointer;
  transition: all 0.3s;
}

.cert-clickable > div:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}

/* ==================== 证书放大遮罩 ==================== */
.cert-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
}

.cert-modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

.cert-modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
}

.cert-modal-content {
  position: relative;
  z-index: 1;
  max-width: 90vw;
  max-height: 90vh;
}

.cert-modal-content img {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: 0.5rem;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.cert-modal-title {
  text-align: center;
  color: white;
  font-size: 1rem;
  font-weight: 600;
  margin-top: 1rem;
  padding: 0 1rem;
}

.cert-modal-close {
  position: absolute;
  top: -3rem;
  right: -0.5rem;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.3);
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s;
  color: white;
  backdrop-filter: blur(8px);
}

.cert-modal-close:hover {
  background: rgba(255,255,255,0.9);
  color: #0f172a;
  border-color: transparent;
  transform: rotate(90deg);
}

/* ==================== 分页 ==================== */
.digg { padding-top: 30px; text-align: center; }
.digg .pagination { list-style: none; padding: 0; margin: 0; display: inline-block; }
.digg .pagination li { width: 36px; height: 36px; line-height: 36px; display: inline-block; margin: 0 4px; background: #fff; border: 1px solid #d6d6d6; border-radius: 4px; font-size: 14px; color: #767676; text-align: center; }
.digg .pagination li a { display: block; width: 100%; height: 100%; color: #767676; text-decoration: none; }
.digg .pagination li a:hover { background: var(--blue-primary, #2563eb); color: #fff; border-radius: 4px; }
.digg .pagination li.active { background-color: var(--blue-primary, #2563eb); color: #fff; border-color: var(--blue-primary, #2563eb); border-radius: 4px; }
.digg .pagination li.active span { color: #fff; }
.digg .pagination li.disabled { opacity: 0.5; cursor: not-allowed; }
.digg .pagination li.disabled span { color: #767676; }






.footer-contact-item{ display:block;}
.yanji{ display:none!important;}

@media (max-width: 980px){
    .hero-stats{ display:flex;}
    .stat-value{font-size: 2.2rem;}
    .product-track{ display:block!important; }
    .product-track .product-card{ width:100%!important; margin-bottom:20px;}
    .tech-diagram{ display:none;}
    .section-title { font-size: 1.5rem;}
    .section-desc{ font-size:1rem;}
    .jjfa_nr_bj{ display:block!important; height:auto!important;}
    .solution-panel.active .solution-title{  font-size:1.2rem;}
    
    .solution-desc{ font-size:0.85rem}
    .solution-panel .solution-desc{ display:block;}
    .solution-panel .three{ opacity:1!important; height:auto;}
    .solution-link{ display:block;}
    .solution-panel{min-height: 360px; margin-bottom:30px;}
    .solution-icon{opacity:1;}
    .solut_lie{ display:block!important;}
    .product-track .product-card{ padding:0;}
    .section-desc {
        font-size: 0.9rem;
    }
    .p_cetner{ text-align:center!important;}
    .tech-header-center {
    text-align: center;
    margin-bottom: 2rem;
}
.section-label .line {
    width: 37px;
    height: 2px;}
.tech-section{padding: 3rem 0;}    
 .section {
        padding: 3rem 0;
    }
.carousel-arrows{ display:none;}
.case_zong{ display:block!important;}   
.case-card{ margin-bottom:20px!important;}
.section-title{ margin-bottom:0!important;}
.section-header {
    margin-bottom: 2rem!important;
}
.news_big{ display:block!important;}
.wenzim{
    line-height: 24px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;  font-size: 0.9rem;
    
}
.news-featured-title{ font-size:1.3rem;}
.news-featured{min-height: 336px;}
.news-featured{ margin-bottom:14px;}

.geqian{ display:block!important;}
.dubai{ font-size:0.9rem!important;}
.form-card{ margin-bottom:15px;}
.zxzix{ font-size:1rem!important;}

.footer_yc{ display:none;}
.footer-main {
    padding: 2rem 0;
  
}
.footer-bottom-inner{ gap:0;}
.nav-logo-icon{ width:100px; height:100px;}
.nav-logo-img, .nav-logo-img-scrolled{ width:100px; height:100px;}

  

.mobile-menu{  position: fixed;
    inset: 0;
    /* 设超大层级，基本置顶所有页面元素 */
    z-index: 99999; 
    visibility: hidden;
    opacity: 0;
    transition: all 0.5s ease;
    /* 防止下层点击穿透 */
    pointer-events: none;}
.container{ max-width:100%}
.nav{ height:60px;}

.nav-inner{height:60px;}
.stat-value{ font-size:1.8rem}
.hero-subtitle{ font-size:1.1rem}
.hero-desc{ font-size:0.9rem}
.mobile-link{ font-size:1rem;}
.hero-content{ padding-top:0;}
.jtwen{ font-size:0.95rem!important;}
.page-subtitle{ font-size:0.9rem}
.page-title{ font-size:1.5rem}
 .page-hero {
    position: relative;
    padding: 6rem 0 2rem;
    overflow: hidden;
}

.yuhnb{ display:block!important;}
.tech-body{ display:block!important;}
.one_teach{  margin-bottom:20px;}
.tech-icon{ width:50px; height:50px;}
.tech-icon svg{ width:25px; height:25px;}
.tech-icon{ margin-bottom:0.8rem;}
.jtwen_zz{ margin-bottom:1rem!important;}
.chanp_list{ display:block!important;}
.filter-tab{padding: 0.4rem 1.25rem;}

.filter-tabs svg{ display:none;}
 .section {
        padding: 2.5rem 0;
 }
.product-card{ margin-bottom:1rem;}    
.cpxq_mm{ display:block!important;}
.ztys1{ font-size:1.2rem!important;}

.ztys1_z{ margin-top:15px;}
.btn-lg{ font-size:0.9rem;}
.product-nav-name{ font-size:0.85rem}
.related-grid{}
    .page-title {
        font-size: 1.3rem;
    }
.ysstyle3{ font-size:1.2rem!important;}
.ysstyle1{ padding:1rem!important;}


.ysstyle2{ width:45px!important; height:45px!important;}
.ysstyle4{ display:block!important;}
.ysstyle33{ padding:1rem!important;}
.ysstyle5{ margin-bottom:1rem;}

.xuyao{ font-size:1.4rem!important;}
.anli_bi{ display:block!important;}
.case_ys1{ font-size:1.2rem!important;}
.case_ys{ padding:1.8rem!important; padding-top:0!important;}

.qish{ font-size:1.2rem!important;}

.yanji{grid-template-columns:repeat(2,1fr)!important; margin-top:1rem!important; display:none!important;}

.about_a1{  display:block!important;}
.about_a2{ font-size:1.2rem!important;}
.about_a3{ margin-bottom:15px; font-size:0.9rem!important;}

.about_a6{ padding:0.9rem!important;}

.timeline-item.right{ margin-left:0!important;}
.timeline-content{ width:100%!important;}


.timeline-item.left{ padding-right:0!important;}
.timeline-item.right{padding-left: 2.0rem;}
.timeline-item.left .timeline-dot{ left:0;}
.timeline-item.right .timeline-dot{ left:0}
.cert-grid{ display:block;}
.partner_xin{grid-template-columns:repeat(2,1fr)!important;}
.page-title{ margin-bottom:0!important;}

.news_bigm{grid-template-columns:repeat(1,1fr)!important;}
.filter-tabs{margin-bottom: 2rem!important;}

.sem_tou{ font-size:1.3rem!important;}

.bao_conter{ display:block!important;}
.cjwmme{ font-size:1.3rem!important;}

.hero{min-height: 90vh;}

.section-label .line {
        width: 28px;
        height: 2px;
    }


.sem_tou{ font-size:1.3rem!important;}

.bao_conter{ display:block!important;}
.cjwmme{ font-size:1.3rem!important;}
.tb_001{ margin-top:0rem!important;}
.tech-card-title{ font-size:1rem;}
.tech-cards{gap: 1rem;}
.tech-header-center{ margin-bottom:1rem;}
.section-label{margin-bottom: 0.2rem!important;}
.case-title{ font-size:1rem; margin-bottom:0.3rem}

.jtwen {
        font-size: 0.85rem !important;
    }
 .page-subtitle {
        font-size: 0.8rem;
 }
 .section {
        padding: 2.0rem 0;
    }   
.conme_yuu{padding:1rem 0!important;}    
.case-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: #2563eb;
    color: white;
    padding: 0.6rem 2rem;
    border-radius: 0.5rem;
    font-weight: 500;
    font-size: 0.85rem;
    transition: all 0.3s;
    text-decoration: none;
}
.conme_yuu1{gap:1rem!important; padding:1.2rem!important;}

.ztys1{ margin-bottom:1rem!important;}
.sanb_yu{ height:auto!important;}
.ysstyle39{ font-size:0.85rem}
.fangmie{gap:1rem!important;grid-template-columns: 1.4fr 1fr!important;}
.sapn_style{padding: 0.2rem 1rem!important;}
.wenzim_yt{ font-size:0.85rem}
.jie_fangmy{ padding:1.8rem!important;}
.case-img{ min-height:280px!important;}

.case_ys h3{ font-size:1.1rem!important;}
.case_ys p{ font-size:0.9rem!important; margin-bottom:0!important;}
    .case-img {
        min-height: 260px !important;
    }
 .ase_08{ gap:1rem!important;} 
 .ast02{ font-size:1.2rem!important;}
.fzlc_ao{ font-size:1.5rem!important;}
.about_a1{ margin-bottom:2rem!important;}
.timeline-item{padding-bottom: 1.2rem;}
.fahanlic{ margin-bottom:2rem!important;}

.page-title{ font-size:1.8rem!important;}


}