:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #3b82f6;
  --secondary: #378D44;
  --secondary-dark: #059669;
  --secondary-light: #34d399;
  --dark-blue: #0a1647;
  --darker-blue: #060d32;
  --light-blue: #eff6ff;
  --lighter-blue: #f0f7ff;
  --white: #ffffff; 
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --border: #e5e7eb;
  --background: #F2F7FD;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
  --shadow-md: 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);
}

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

html {
  scroll-behavior: smooth;
  max-width: 100vw;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--gray-800);
  line-height: 1.6;
  background: var(--background);
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.3s ease;
}

.container {
  width: min(1200px, calc(100% - 40px));
  margin: 0 auto;
}

/* Section Title */
.section-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.section-title h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--gray-900);
  position: relative;
}

.section-title p {
  flex-basis: 100%;
  margin-top: 12px;
  color: var(--gray-500);
  font-size: 15px;
  text-align: center;
}

/* ========== Header ========== */
.site-header {
  position: fixed;
  top: 10px;  
  left: 10px;
  right: 10px;
  z-index: 100;
  background: rgba(255, 255, 255, 0.35);
  border-radius: 20px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-100);
  transition: all 0.3s ease;
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 20px;
  color: var(--primary);
}

.brand img {
  height: 48px;
  width: auto;
  display: block;
  object-fit: contain;
  transition: height 0.3s ease;
}

.brand-logo {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 18px;
  font-weight: bold;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--gray-700);
  transition: all 0.3s ease;
  border-radius: 2px;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 50px;
}

.main-nav a {
  position: relative;
  font-size: 15px;
  font-weight: 500;
  color: var(--gray-900);
  padding: 8px 0;
  transition: color 0.3s ease;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
  transition: width 0.3s ease;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--primary);
}

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

.contact-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: white;
  font-size: 14px;
  font-weight: 500;
  border-radius: 8px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.contact-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

/* ========== Hero Section ========== */
.hero {
  position: relative;
  min-height: 580px;
  padding-top: 72px;
  background: url('../images/hero_bj.webp') center top / 100% 100% no-repeat;;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 10%;
  right: -5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.06) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100px;
  background: linear-gradient(transparent, white);
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  min-height: 680px;
  padding: 60px 0;
  position: relative;
  z-index: 1;
}

.hero-text {
  animation: fadeInUp 0.8s ease forwards;
}

.hero-text h1 {
  font-size: 48px;
  font-weight: 800;
  line-height: 1.25;
  color: var(--dark-blue);
  margin-bottom: 20px;
}

.hero-text h1 span {
  font-size: 36px;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--gray-500);
  margin-bottom: 36px;
}

.hero-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 36px;
  background: var(--secondary);
  color: white;
  font-size: 16px;
  font-weight: 600;
  border-radius: 50px;
  transition: all 0.3s ease;
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.35);
}

.hero-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(16, 185, 129, 0.45);
  background: var(--secondary-dark);
}

.hero-btn span {
  transition: transform 0.3s ease;
}

.hero-btn:hover span {
  transform: translateX(4px);
}

.hero-illustration {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: floatIn 1s ease 0.2s forwards;
  opacity: 0;
}

.hero-illustration img {
  max-width: 100%;
  height: auto;
  filter: drop-shadow(0 20px 40px rgba(37, 99, 235, 0.15));
}

/* ========== About Section ========== */
.about-section {
  padding: 50px 0;
  background: var(--background);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 50px;
  align-items: center;
}

.about-image {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about-image img {
  width: 100%;
  height: auto;
  transition: transform 0.5s ease;
}

.about-image:hover img {
  transform: scale(1.03);
}

.about-text h3 {
  color: var(--gray-600);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 8px;
}

.about-text p {
  color: var(--gray-600);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 8px;
}
.about-text p span {
  color: var(--primary);
  font-weight: 700;
}
.about-stats {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  margin-top: 32px;
}

.stat-card {
  text-align: center;
  padding: 20px 8px;
  background: var(--gray-50);
  border-radius: 12px;
  border: 1px solid var(--gray-100);
  transition: all 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
  background: white;
}

.stat-icon {
  width: 44px;
  height: 44px;
  margin: 0 auto 12px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 20px;
}

.stat-number {
  font-size: 22px;
  font-weight: 900;
  color: var(--primary);
  margin-bottom: 4px;
}

.stat-label {
  font-size: 12px;
  color: var(--gray-500);
}

.stat-card-green .stat-number {
  color: var(--secondary-dark);
}

.stat-card-green .stat-label {
  color: var(--secondary);
}

/* ========== Services Section ========== */
.services-section {
  padding: 50px 0;
  background: var(--background);
}

.services-title {
  margin-bottom: 10px;
}

.services-title-main {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  position: relative;
}

.services-title-main h2 {
  font-size: 36px;
  font-weight: 800;
  color: var(--dark-blue);
  position: relative;
  z-index: 1;
}

.title-deco {
  display: flex;
  align-items: center;
}

.title-deco-right {
  flex-direction: row-reverse;
}

.deco-img {
  display: block;
  height: 20px;
  width: auto;
  object-fit: contain;
}

.services-more {
  margin-left: 8px;
  padding: 8px 20px;
  background: var(--secondary);
  color: white;
  font-size: 14px;
  font-weight: 500;
  border-radius: 50px;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.services-more:hover {
  background: var(--secondary-dark);
  transform: translateY(-2px);
}

.services-slider {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
}

.services-track {
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: 20px;
  padding: 20px 0;
}

.service-step {
  flex: 1;
  max-width: 320px;
  background: var(--white);
  border-radius: 24px;
  padding: 28px 24px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
  border: 1px solid var(--gray-100);
  transition: all 0.4s ease;
  position: relative;
}

.service-step:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.1);
}

.step-header {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 24px;
}

.step-number {
  width: 48px;
  height: 48px;
  background-image: url('/assets/images/service-title.webp');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
  flex-shrink: 0;
}

.service-step h4 {
  font-size: 17px;
  font-weight: 600;
  color: var(--gray-900);
  line-height: 1.4;
  margin-top: 6px;
}

.service-preview {
  background: var(--gray-50);
  border-radius: 16px;
  padding: 16px 12px;
  position: relative;
  overflow: hidden;
}

.service-preview img {
  height: auto;
  max-width: 100%;
  display: block;
  margin: 0 auto;
}

.service-float-label {
  position: absolute;
  top: 20px;
  left: 20px;
  background: rgba(55, 141, 68, 0.92);
  color: white;
  font-size: 13px;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: 6px;
  box-shadow: 0 4px 12px rgba(55, 141, 68, 0.3);
  backdrop-filter: blur(4px);
  white-space: nowrap;
}

.service-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--primary);
  align-self: center;
  padding: 0 4px;
}

.service-arrow svg {
  filter: drop-shadow(0 2px 6px rgba(37, 99, 235, 0.2));
}

.services-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 100%;
  display: flex;
  justify-content: space-between;
  left: 0;
  pointer-events: none;
  z-index: 5;
}

.slider-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: var(--white);
  color: var(--gray-700);
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  pointer-events: auto;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.slider-btn:hover {
  background: var(--primary);
  color: white;
  transform: scale(1.08);
}

.services-tags {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 40px;
}

.service-tag {
  padding: 5px 28px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 50px;
  font-size: 14px;
  color: var(--gray-500);
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
}

.service-tag.active,
.service-tag:hover {
  background: var(--secondary);
  color: white;
  border-color: var(--secondary);
  box-shadow: 0 4px 12px rgba(55, 141, 68, 0.25);
}

/* ========== Stats Dashboard Section ========== */
.stats-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--dark-blue) 0%, var(--darker-blue) 50%, var(--dark-blue) 100%);
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.stats-section::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.stats-dashboard {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 520px;
}

.stats-network {
  position: relative;
  width: 100%;
  max-width: 900px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.stats-network img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 560px;
  object-fit: contain;
  opacity: 0;
  transform: scale(0.82) translateY(24px);
  filter: blur(8px);
  transition: opacity 1s ease, transform 1.1s cubic-bezier(0.16, 1, 0.3, 1), filter 0.9s ease;
}

.stats-section.animated .stats-network img {
  opacity: 1;
  transform: scale(1) translateY(0);
  filter: blur(0);
  animation: networkFloat 6s ease-in-out 1.1s infinite;
}

@keyframes networkFloat {
  0%, 100% {
    transform: translateY(0) scale(1);
  }
  50% {
    transform: translateY(-8px) scale(1.01);
  }
}

/* ========== Media Section ========== */
.media-section {
  padding: 80px 0;
  background: var(--background);
}

.media-banner {
  display: flex;
  align-items: center;
  background: url('/assets/images/media_bj.webp') no-repeat center center;
  background-size: cover;
  border-radius: 16px;
  padding: 28px 48px;
  margin-bottom: 32px;
  color: white;
  box-shadow: 0 10px 40px rgba(37, 99, 235, 0.2);
}

.media-banner-left {
  text-align: center;
  padding-right: 48px;
}

.media-banner-number {
  font-size: 42px;
  font-weight: 800;
  line-height: 1;
}

.media-banner-label {
  font-size: 15px;
  opacity: 0.95;
  margin-top: 4px;
}

.media-banner-title {
  flex: 1;
  margin-left: 48px;
  font-size: 30px;
  font-weight: 700;
  letter-spacing: 2px;
}

.media-banner-icon {
  padding-left: 48px;
  font-size: 56px;
  opacity: 0.95;
}

.media-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 0;
}

.media-tab {
  padding: 12px 32px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-bottom: none;
  border-radius: 8px 8px 0 0;
  font-size: 14px;
  color: var(--gray-600);
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
  margin-right: -1px;
}

.media-tab:first-child {
  border-radius: 12px 0 0 0;
}

.media-tab.active,
.media-tab:hover {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
  position: relative;
  z-index: 1;
}

.media-logos {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0;
  padding: 32px;
  background: var(--white);
  border-radius: 0 16px 16px 16px;
  border: 1px solid var(--gray-200);
  border-top: 2px solid var(--primary);
}

.media-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 64px;
  padding: 12px 16px;
  transition: all 0.3s ease;
  filter: grayscale(100%);
  opacity: 0.65;
  border-right: 1px solid var(--gray-100);
  border-bottom: 1px solid var(--gray-100);
}

.media-logo:nth-child(6n) {
  border-right: none;
}

.media-logo:nth-last-child(-n+6) {
  border-bottom: none;
}

.media-logo:hover {
  filter: grayscale(0%);
  opacity: 1;
  transform: scale(1.05);
  background: var(--gray-50);
  z-index: 2;
  position: relative;
}

.media-logo img {
  max-height: 100%;
  max-width: 100%;
  object-fit: contain;
}

.media-logos-img {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 24px;
  border-radius: 0 16px 16px 16px;
  border: 1px solid var(--gray-200);
  border-top: 2px solid var(--primary);
  background: var(--white);
}

.media-logos-img img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

/* ========== Tech Section ========== */
.tech-section {
  padding: 50px 0;
  background: linear-gradient(180deg, var(--lighter-blue) 0%, var(--gray-50) 100%);
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  max-width: 1000px;
  margin: 0 auto;
}

.tech-card {
  background: var(--white);
  border-radius: 24px;
  padding: 32px 28px;
  border: 1px solid var(--gray-100);
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.tech-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.tech-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.tech-card:hover::before {
  transform: scaleX(1);
}

.tech-illustration {
  width: 100%;
  height: 240px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.tech-illustration svg {
  width: 100%;
  height: 100%;
}

.tech-illustration img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.tech-card h4 {
  font-size: 18px;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 10px;
  line-height: 1.4;
}

.tech-card h4 span {
  color: var(--primary);
  font-size: 22px;
}

.tech-card > p:not(.tech-desc) {
  font-size: 15px;
  color: var(--gray-700);
  line-height: 1.7;
  font-weight: 500;
  letter-spacing: 0.3px;
  margin-bottom: 0;
}

.tech-card > p:not(.tech-desc)::after {
  content: '';
  display: block;
  width: 32px;
  height: 5px;
  border-radius: 2px;
  margin: 8px 0;
  background: var(--primary);
}

.tech-card .tech-desc {
  font-size: 13px;
  color: var(--gray-500);
  line-height: 1.7;
  font-weight: 400;
  margin: 0;
}

/* Tech card specific colors */
.tech-card:nth-child(1) h4 span { color: #3b82f6; }
.tech-card:nth-child(2) h4 span { color: #3b82f6; }
.tech-card:nth-child(3) h4 span { color: #3b82f6; }
.tech-card:nth-child(4) h4 span { color: #3b82f6; }
.tech-card:nth-child(5) h4 span { color: #3b82f6; }

.tech-card:nth-child(1) > p:not(.tech-desc)::after { background: #10b981; }
.tech-card:nth-child(2) > p:not(.tech-desc)::after { background: #10b981; }
.tech-card:nth-child(3) > p:not(.tech-desc)::after { background: #10b981; }
.tech-card:nth-child(4) > p:not(.tech-desc)::after { background: #10b981; }
.tech-card:nth-child(5) > p:not(.tech-desc)::after { background: #10b981; }

.tech-card:nth-child(4),
.tech-card:nth-child(5) {
  grid-column: span 1;
}

.tech-grid::after {
  content: '';
  grid-column: span 1;
}

/* ========== Case Section ========== */
.case-section {
  padding: 20px 0;
  background-image: url('/assets/images/case_bj.webp');
  background-size: cover;
  background-position: center 100px;
  background-repeat: no-repeat;
  overflow: hidden;
  position: relative;
}

.case-title {
  margin-bottom: 40px;
}

.case-title-main {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.case-title-main h2 {
  font-size: 36px;
  font-weight: 800;
  color: var(--dark-blue);
}

.case-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.case-tab {
  padding: 18px 12px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 4px;
  font-size: 14px;
  color: var(--gray-600);
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
}

.case-tab:hover {
  color: var(--primary);
  border-color: var(--primary-light);
}

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

.case-content {
  display: none;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  align-items: center;
}

.case-content.active {
  display: grid;
}

.case-tab-more {
  display: inline-block;
  text-decoration: none;
}

.case-info {
  position: relative;
  padding-right: 20px;
}

.case-info-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 20px;
}

.case-info-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.case-info-icon .icon-ring {
  width: 40px;
  height: 40px;
  border: 8px solid var(--primary);
  border-radius: 50%;
}

.case-info h3 {
  font-size: 32px;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.3;
}

.case-desc {
  font-size: 15px;
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 32px;
}

.case-stats {
  display: flex;
  gap: 36px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--gray-200);
}

.case-stat-num {
  font-size: 26px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 4px;
}

.case-stat-label {
  font-size: 13px;
  color: var(--gray-500);
}

.case-dots {
  display: flex;
  gap: 8px;
  margin-top: 20px;
}

.case-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gray-300);
  transition: all 0.3s ease;
}

.case-dot.active {
  width: 24px;
  border-radius: 4px;
  background: var(--primary);
}

.case-mockups {
  display: flex;
  gap: 16px;
  align-items: flex-end;
  position: relative;
}

.case-mockup {
  flex: 1;
  background: var(--white);
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(37, 99, 235, 0.1);
  overflow: hidden;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.case-mockup:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 48px rgba(37, 99, 235, 0.18);
}

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

/* Case section entrance animation */
.case-section .case-info {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.case-section .case-mockups {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  transition-delay: 0.2s;
}

.case-section.animated .case-info {
  opacity: 1;
  transform: translateX(0);
}

.case-section.animated .case-mockups {
  opacity: 1;
  transform: translateX(0);
}

/* ========== Platform Section ========== */
.platform-section {
  padding: 48px 0 40px;
  background: linear-gradient(90deg, var(--dark-blue) 0%, #0f2057 50%, var(--dark-blue) 100%);
}

.platform-section .platform-tag {
  display: inline-block;
  padding: 10px 56px;
  background: rgba(16, 185, 129, 0.18);
  color: #a7f3d0;
  font-size: 14px;
  font-weight: 600;
  border-radius: 10px;
  border: 1px solid rgba(16, 185, 129, 0.4);
  letter-spacing: 0.5px;
}

.platform-section .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
}

.platform-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}

.platform-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 14px;
  font-weight: 500;
  transition: all 0.3s ease;
  cursor: pointer;
}

.platform-logo:hover {
  transform: translateY(-3px);
  color: var(--white);
}

.platform-logo > span:first-child {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.platform-logo > span:first-child img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

/* ========== Industry Section ========== */
.industry-section {
  padding: 50px 0;
  background: var(--background);
}

.industry-slider {
  position: relative;
  background: var(--gray-50);
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--gray-100);
}

.industry-tabs {
  display: flex;
  gap: 8px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--gray-100);
  overflow-x: auto;
  background: white;
}

.industry-tab {
  padding: 8px 20px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 20px;
  font-size: 13px;
  color: var(--gray-600);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.3s ease;
  font-weight: 500;
}

.industry-tab.active,
.industry-tab:hover {
  background: var(--secondary);
  color: white;
  border-color: var(--secondary);
}

.industry-content-wrapper {
  position: relative;
}

.industry-content {
  display: none;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  padding: 40px 80px;
  align-items: center;
}

.industry-content.active {
  display: grid;
}

.industry-text h4 {
  color: var(--primary);
  margin-bottom: 16px;
}

.industry-text p {
  color: var(--gray-600);
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 20px;
}

.industry-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}

.industry-feature {
  padding: 6px 14px;
  background: var(--light-blue);
  color: var(--primary);
  font-size: 12px;
  border-radius: 4px;
  font-weight: 500;
}

.industry-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 28px;
  background: var(--white);
  border: 1px solid var(--primary);
  color: var(--primary);
  font-size: 14px;
  border-radius: 8px;
  font-weight: 500;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
}

.industry-btn:hover {
  background: var(--primary);
  color: white;
  box-shadow: var(--shadow-md);
}

.industry-image {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.industry-image svg {
  width: 100%;
  height: auto;
  display: block;
}

.industry-image img {
  width: 100%;
  height: 280px;
  object-fit: cover;
}

.industry-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding: 0 16px;
  pointer-events: none;
  left: 0;
}

.industry-nav .slider-btn {
  pointer-events: auto;
  background: var(--white);
  box-shadow: var(--shadow-md);
}

/* ========== News Section ========== */
.news-section {
  padding: 50px 0;
  background: var(--background);
}

.news-slider {
  position: relative;
}

.news-content-wrapper {
  position: relative;
  background: var(--white);
  border-radius: 20px;
  padding: 32px;
  border: 1px solid var(--gray-100);
  box-shadow: var(--shadow-sm);
}

.news-content {
  display: none;
  grid-template-columns: 1.8fr 1fr;
  gap: 32px;
}

.news-content.active {
  display: grid;
}

.news-featured {
  display: flex;
  border-radius: 16px;
  overflow: hidden;
  height: 100%;
    align-items: center;
  background: var(--white);
  border: 1px solid var(--gray-100);
  transition: box-shadow 0.4s ease, transform 0.4s ease;
}

.news-featured:hover {
  box-shadow: 0 12px 40px rgba(37, 99, 235, 0.15);
  transform: translateY(-4px);
}

.news-featured-image {
  flex: 0 0 58%;
  overflow: hidden;
}

.news-featured svg {
  width: 100%;
  height: 100%;
  display: block;
}

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

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

.news-featured-content {
  flex: 1;
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  color: var(--gray-800);
}

.news-featured-tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--secondary);
  font-size: 12px;
  border-radius: 4px;
  margin-bottom: 16px;
  font-weight: 500;
  color: white;
  align-self: flex-start;
}

.news-featured h4 {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 12px;
  line-height: 1.5;
  color: var(--gray-900);
}

.news-featured time {
  font-size: 13px;
  color: var(--gray-400);
  margin-bottom: 20px;
}

.news-featured-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
  transition: gap 0.3s ease, color 0.3s ease;
  align-self: flex-start;
}

.news-featured-btn span {
  font-size: 18px;
  line-height: 1;
}

.news-featured-btn:hover {
  gap: 10px;
  color: var(--primary-dark);
}

.news-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.news-item {
  display: flex;
  gap: 16px;
  padding: 16px;
  border-radius: 12px;
  transition: all 0.3s ease;
  cursor: pointer;
}

.news-item:hover {
  background: var(--gray-50);
}

.news-item-image {
  flex-shrink: 0;
  width: 130px;
  height: 96px;
  border-radius: 10px;
  overflow: hidden;
}

.news-item-image svg {
  width: 100%;
  height: 100%;
  display: block;
}

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

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

.news-item-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.news-item-tag {
  display: inline-block;
  padding: 2px 10px;
  background: var(--light-blue);
  color: var(--primary);
  font-size: 11px;
  border-radius: 4px;
  margin-bottom: 8px;
  width: fit-content;
  font-weight: 500;
}

.news-item h5 {
  font-size: 15px;
  font-weight: 600;
  color: var(--gray-800);
  line-height: 1.5;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-item time {
  font-size: 12px;
  color: var(--gray-400);
}

.news-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 0;
  color: var(--gray-500);
  font-size: 14px;
}

.news-pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 28px;
}

.news-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gray-300);
  cursor: pointer;
  transition: all 0.3s ease;
}

.news-dot.active {
  width: 32px;
  border-radius: 5px;
  background: var(--primary);
}

.news-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: calc(100% + 32px);
  display: flex;
  justify-content: space-between;
  left: -16px;
  pointer-events: none;
}

.news-nav .slider-btn {
  pointer-events: auto;
  background: var(--white);
  box-shadow: var(--shadow-md);
}

/* ========== Contact Section ========== */
.contact-section {
  padding: 50px 0;
  background: var(--background);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.contact-card.full-width {
  grid-column: span 2;
}

.contact-card {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 24px 20px;
  background: var(--white);
  border-radius: 14px;
  border: 1px solid var(--gray-100);
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
}

.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}

.contact-info {
  flex: 1;
  min-width: 0;
  overflow-wrap: anywhere;
}

.contact-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 20px;
  border-radius: 10px;
  overflow: hidden;
}

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

.contact-info h5 {
  font-size: 13px;
  color: var(--gray-500);
  font-weight: 500;
  margin-bottom: 6px;
}

.contact-info p {
  font-size: 14px;
  color: var(--gray-800);
  font-weight: 600;
  line-height: 1.5;
  word-break: break-all;
}

/* ========== Footer ========== */
.site-footer {
  padding: 36px 0;
  background: linear-gradient(90deg, var(--dark-blue) 0%, #0d1f5c 50%, var(--dark-blue) 100%);
  color: rgba(255, 255, 255, 0.7);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.footer-left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
}

.footer-tag {
  padding: 8px 22px;
  background: var(--secondary);
  color: white;
  font-size: 13px;
  font-weight: 600;
  border-radius: 100px;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
  letter-spacing: 0.5px;
}

.footer-vision {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.9);
  letter-spacing: 0.3px;
}

.footer-right {
  text-align: right;
  font-size: 12px;
}

.footer-right p {
  margin-bottom: 4px;
}

.footer-right a {
  color: rgba(255, 255, 255, 0.6);
}

.footer-right a:hover {
  color: white;
}

/* 页脚二维码 */
.footer-qrcodes {
  display: flex;
  align-items: center;
  gap: 40px;
  flex-shrink: 0;
}

.footer-qrcode-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.footer-qrcode-img {
  width: 110px;
  height: 110px;
  padding: 6px;
  background: #ffffff;
  border-radius: 10px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.18);
  transition: transform 0.3s ease;
}

.footer-qrcode-item:hover .footer-qrcode-img {
  transform: translateY(-4px);
}

.footer-qrcode-img img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.footer-qrcode-label {
  font-size: 13px;
  line-height: 1.5;
  text-align: center;
  color: rgba(255, 255, 255, 0.9);
  letter-spacing: 0.5px;
}

/* ========== Animations ========== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

@media (hover: hover) and (pointer: fine) {
/* Scroll animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translateY(0);
}

.animate-on-scroll.animated.delay-1 { transition-delay: 0.1s; }
.animate-on-scroll.animated.delay-2 { transition-delay: 0.2s; }
.animate-on-scroll.animated.delay-3 { transition-delay: 0.3s; }
.animate-on-scroll.animated.delay-4 { transition-delay: 0.4s; }

/* ===== Section 子元素交错入场 ===== */
/* 默认隐藏：子元素初始不可见 */
.animate-on-scroll:not(.animated) > * {
  opacity: 0;
  transform: translateY(80px);
  transition: opacity 1.2s cubic-bezier(0.16, 1, 0.3, 1), transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

/* 触发后显示 */
.animate-on-scroll.animated > * {
  opacity: 1;
  transform: translateY(0);
}

/* 交错延迟 */
.animate-on-scroll.animated > *:nth-child(1) { transition-delay: 0.1s; }
.animate-on-scroll.animated > *:nth-child(2) { transition-delay: 0.25s; }
.animate-on-scroll.animated > *:nth-child(3) { transition-delay: 0.4s; }
.animate-on-scroll.animated > *:nth-child(4) { transition-delay: 0.55s; }
.animate-on-scroll.animated > *:nth-child(5) { transition-delay: 0.7s; }
.animate-on-scroll.animated > *:nth-child(6) { transition-delay: 0.85s; }

/* About: 左图从左滑入 + 右文从右滑入（向中间汇聚） */
.about-section:not(.animated) .about-image { transform: translateX(-80px); }
.about-section:not(.animated) .about-text { transform: translateX(80px); }

/* Services: 各步上移+缩放 */
.services-section:not(.animated) .service-step { transform: translateY(80px) scale(0.92); }

/* Stats: 缩放入场 */
.stats-section:not(.animated) .stats-network,
.stats-section:not(.animated) .stats-data { transform: scale(0.8); }

/* Media: 左右滑入 */
.media-section:not(.animated) .media-left { transform: translateX(-80px); }
.media-section:not(.animated) .media-right { transform: translateX(80px); }

/* Tech: 缩放 + 上移 */
.tech-section:not(.animated) .tech-card,
.tech-section:not(.animated) .tech-step { transform: translateY(80px) scale(0.85); }

/* Industry: tabs 浮入 + content 缩放 */
.industry-section:not(.animated) .industry-tabs { transform: translateX(-50px); }
.industry-section:not(.animated) .industry-content-wrapper { transform: scale(0.88); }

/* Case: 左右滑入 */
.case-section:not(.animated) .case-info { transform: translateX(-80px); }
.case-section:not(.animated) .case-mockups { transform: translateX(80px); }

/* News: 主图浮入 + 列表上移 */
.news-section:not(.animated) .news-featured { transform: translateX(50px); }
.news-section:not(.animated) .news-list { transform: translateY(60px); }

/* Contact: 缩放入场 */
.contact-section:not(.animated) .contact-grid { transform: scale(0.8); }

/* Hero: 首屏直接播放 */
.hero .hero-text { animation: fadeInUp 1.2s cubic-bezier(0.16, 1, 0.3, 1) both; }
.hero .hero-text h1 { animation: fadeInUp 1.2s 0.2s cubic-bezier(0.16, 1, 0.3, 1) both; }
.hero .hero-subtitle { animation: fadeInUp 1.2s 0.4s cubic-bezier(0.16, 1, 0.3, 1) both; }
.hero .hero-btn { animation: fadeInUp 1.2s 0.6s cubic-bezier(0.16, 1, 0.3, 1) both; }
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
  .container {
    width: min(960px, calc(100% - 32px));
  }
  
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }
  
  .hero-illustration {
    order: -1;
  }
  
  .hero-text h1 {
    font-size: 36px;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
  }
  
  .about-stats {
    grid-template-columns: repeat(5, 1fr);
  }
  
  .tech-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .tech-grid::after {
    display: none;
  }
  
  .media-logos {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .media-logo:nth-child(4n) {
    border-right: none;
  }
  
  .media-logo:nth-last-child(-n+4) {
    border-bottom: none;
  }
  
  .media-logo:nth-child(6n) {
    border-right: 1px solid var(--gray-100);
  }
  
  .contact-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
  
  .contact-card {
    padding: 16px 14px;
    gap: 10px;
  }

  .contact-card.full-width {
    grid-column: span 2;
  }

  .contact-icon {
    width: 36px;
    height: 36px;
    font-size: 17px;
  }

  .contact-info h5 {
    font-size: 12px;
    margin-bottom: 4px;
  }

  .contact-info p {
    font-size: 13px;
  }
  
  .industry-content {
    grid-template-columns: 1fr;
    padding: 32px 60px;
  }
  
  .news-content {
    grid-template-columns: 1fr;
  }

  .platform-bar {
    gap: 28px;
  }
}

@media (max-width: 768px) {
  .header-inner {
    height: 60px;
  }

  .container {
    width: calc(100% - 24px);
  }

  .brand img {
    height: 40px;
  }

  .nav-toggle {
    display: flex;
  }
  
  .main-nav {
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: white;
    padding: 20px;
    gap: 16px;
    box-shadow: var(--shadow-lg);
    display: none;
  }
  
  .main-nav.open {
    display: flex;
  }
  
  .contact-button {
    display: none;
  }
  
  .hero {
    min-height: auto;
    padding-top: 60px;
  }
  
  .hero-content {
    min-height: auto;
    padding: 40px 0;
  }
  
  .hero-text h1 {
    font-size: 28px;
  }
  
  .hero-subtitle {
    font-size: 16px;
  }
  
  .section-title h2 {
    font-size: 24px;
  }
  
  .about-section,
  .services-section,
  .tech-section,
  .industry-section,
  .news-section,
  .contact-section {
    padding: 30px 0;
  }
  
  .about-stats {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .services-track {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding: 8px 0;
  }

  .service-arrow {
    transform: rotate(90deg);
    width: 24px;
    height: 24px;
    margin: -4px auto;
  }

  .service-arrow img {
    width: 24px;
    height: 24px;
  }

  .service-step {
    max-width: 100%;
    width: 100%;
    padding: 18px 16px;
    border-radius: 16px;
  }

  .step-header {
    gap: 10px;
    margin-bottom: 14px;
  }

  .step-number {
    width: 36px;
    height: 36px;
    font-size: 14px;
  }

  .service-step h4 {
    font-size: 15px;
    margin-top: 4px;
  }

  .service-preview {
    padding: 10px 8px;
    border-radius: 12px;
  }

  .service-float-label {
    font-size: 12px;
    padding: 5px 10px;
    top: 14px;
    left: 14px;
  }

  .services-title-main {
    gap: 8px;
  }

  .services-title-main h2 {
    font-size: 28px;
  }


  .services-more {
    font-size: 13px;
    padding: 6px 16px;
    margin-left: 4px;
  }

  .services-nav,
  .industry-nav,
  .news-nav {
    display: none;
  }
  
  .media-banner {
    flex-direction: column;
    text-align: center;
    gap: 16px;
    padding: 28px 24px;
  }
  
  .media-banner-left {
    padding-right: 0;
    border-right: none;
    border-bottom: 1px solid rgba(255,255,255,0.3);
    padding-bottom: 16px;
  }
  
  .media-banner-icon {
    padding-left: 0;
    font-size: 48px;
  }
  
  .media-banner-title {
    font-size: 24px;
  }
  
  .media-logos {
    grid-template-columns: repeat(3, 1fr);
    padding: 20px;
  }
  
  .media-logo:nth-child(3n) {
    border-right: none;
  }
  
  .media-logo:nth-last-child(-n+3) {
    border-bottom: none;
  }
  
  .media-logo:nth-child(4n) {
    border-right: 1px solid var(--gray-100);
  }
  .media-section {
    padding: 0 0;
    padding-top: 30px;
  }
  .tech-grid {
    grid-template-columns: 1fr;
  }

  .tech-illustration {
    height: 200px;
  }

  .case-section {
    padding: 30px 0;
  }

  .case-content {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .case-info h3 {
    font-size: 24px;
  }

  .case-info-icon {
    width: 36px;
    height: 36px;
  }

  .case-info-icon .icon-ring {
    width: 30px;
    height: 30px;
    border-width: 6px;
  }

  .case-stats {
    gap: 20px;
  }

  .case-stat-num {
    font-size: 20px;
  }

  .case-mockups {
    gap: 10px;
  }

  .case-tab {
    padding: 8px 16px;
    font-size: 13px;
  }

  .title-deco .deco-img {
    height: 14px;
  }

  .platform-bar {
    gap: 20px;
  }

  .platform-logo {
    font-size: 12px;
  }

  .platform-logo > span:first-child {
    width: 32px;
    height: 32px;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  
  .contact-card {
    padding: 14px 12px;
    gap: 10px;
  }

  .contact-card.full-width {
    grid-column: span 1;
  }

  .contact-icon {
    width: 32px;
    height: 32px;
    font-size: 15px;
  }

  .contact-info h5 {
    font-size: 11px;
    margin-bottom: 3px;
  }

  .contact-info p {
    font-size: 12px;
  }
  
  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-left {
    flex-direction: column;
    align-items: center;
  }
  
  .footer-right {
    text-align: center;
  }

  .footer-qrcodes {
    gap: 28px;
  }

  .footer-qrcode-img {
    width: 96px;
    height: 96px;
  }
  
  .stats-dashboard {
    min-height: auto;
    padding: 24px 0;
  }

  .stats-network img {
    max-height: none;
  }

  .news-content-wrapper {
    padding: 20px;
  }
  
  .news-featured {
    flex-direction: column;
  }
  
  .news-featured-image {
    flex: none;
    width: 100%;
    height: 220px;
  }
  
  .news-featured-content {
    padding: 20px;
  }
  
  .news-featured h4 {
    font-size: 17px;
  }
  
  .news-item {
    flex-direction: column;
  }
  
  .news-item-image {
    width: 100%;
    height: 160px;
  }
}

/* ========== News Page ========== */
.news-hero {
  position: relative;
  padding: 160px 0 70px;
  background: url('/assets/images/news_bj.webp') center / cover no-repeat;
  overflow: hidden;
}

.news-hero::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 60px;
  background: linear-gradient(transparent, var(--white));
  pointer-events: none;
}

.news-hero .container {
  position: relative;
  z-index: 1;
}

.news-hero-title {
  font-size: 46px;
  font-weight: 800;
  color: var(--dark-blue);
  margin-bottom: 14px;
  animation: fadeInUp 0.8s ease forwards;
}

.news-hero-subtitle {
  font-size: 18px;
  color: var(--gray-600);
  animation: fadeInUp 0.8s ease 0.15s forwards;
}

/* 筛选栏 */
.news-filter-section {
  padding: 28px 0 0;
  background: var(--white);
}

.news-filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: 999px;
  padding: 10px 12px 10px 16px;
  box-shadow: var(--shadow-sm);
}

.news-filter-tabs {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.news-filter-tab {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: 10px;
  font-size: 15px;
  color: var(--gray-700);
  white-space: nowrap;
  transition: all 0.3s ease;
}

.news-filter-tab .tab-icon,
.news-filter-tab .tab-caret {
  width: 16px;
  height: 16px;
  flex: none;
}

.news-filter-tab:hover {
  color: var(--secondary);
  background: var(--gray-50);
}

.news-filter-tab.active {
  color: var(--secondary);
  background: #e8f6ec;
  font-weight: 600;
}

.news-search {
  display: flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--gray-200);
  border-radius: 999px;
  padding: 4px 6px 4px 18px;
  min-width: 300px;
  background: var(--white);
  transition: border-color 0.3s ease;
}

.news-search:focus-within {
  border-color: var(--primary-light);
}

.news-search input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: none;
  background: transparent;
  font-size: 14px;
  color: var(--gray-700);
  padding: 8px 0;
}

.news-search input::placeholder {
  color: var(--gray-400);
}

.news-search button {
  width: 36px;
  height: 36px;
  flex: none;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--gray-400);
  cursor: pointer;
  transition: all 0.3s ease;
}

.news-search button svg {
  width: 20px;
  height: 20px;
}

.news-search button:hover {
  background: var(--light-blue);
  color: var(--primary);
}

/* 栏目标题 */
.news-hot-section {
  padding: 44px 0 0;
  background: var(--white);
}

.news-featured-section {
  padding: 28px 0 80px;
  background: var(--white);
}

.news-section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 26px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 24px;
}

.news-title-icon {
  display: inline-flex;
  width: 28px;
  height: 28px;
  flex: none;
}

.news-title-icon svg {
  width: 100%;
  height: 100%;
}

/* 通用 meta（绿色时间/浏览量） */
.news-meta {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 16px;
  font-size: 14px;
  color: var(--secondary);
}

.news-meta time,
.news-views {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.meta-icon {
  width: 16px;
  height: 16px;
  flex: none;
  background: center / contain no-repeat;
}

.icon-clock {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23378D44' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='M12 7v5l3 3'/%3E%3C/svg%3E");
}

.icon-eye {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23378D44' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M2 12s3.5-7 10-7 10 7 10 7-3.5 7-10 7-10-7-10-7z'/%3E%3Ccircle cx='12' cy='12' r='3'/%3E%3C/svg%3E");
}

/* 热门资讯 */
.news-hot-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 24px;
  align-items: stretch;
}

.news-hot-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

.news-hot-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.news-hot-img {
  position: relative;
  aspect-ratio: 16 / 9.6;
  overflow: hidden;
}

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

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

.news-badge-featured {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  background: var(--secondary);
  color: var(--white);
  font-size: 13px;
  font-weight: 600;
  line-height: 1;
  padding: 7px 14px;
  border-radius: 999px;
  box-shadow: 0 4px 10px rgba(55, 141, 68, 0.35);
}

.news-hot-content {
  padding: 22px 24px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.news-hot-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.4;
  margin-bottom: 10px;
  transition: color 0.3s ease;
}

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

.news-hot-desc {
  font-size: 15px;
  line-height: 1.7;
  color: var(--gray-500);
  margin-bottom: 18px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-hot-content .news-meta {
  margin-top: auto;
}

/* 热门资讯右侧列表 */
.news-side-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  height: 100%;
}

.news-side-item {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: 16px;
  padding: 14px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

.news-side-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.news-side-img {
  width: 170px;
  aspect-ratio: 16 / 10;
  flex: none;
  border-radius: 10px;
  overflow: hidden;
}

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

.news-side-item:hover .news-side-img img {
  transform: scale(1.06);
}

.news-side-info {
  flex: 1;
  min-width: 0;
}

.news-side-info h4 {
  font-size: 17px;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.45;
  margin-bottom: 6px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color 0.3s ease;
}

.news-side-item:hover .news-side-info h4 {
  color: var(--primary);
}

.news-side-desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--gray-500);
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-side-info .news-meta {
  justify-content: flex-start;
  gap: 20px;
}

/* 精选资讯 */
.news-featured-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.news-featured-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

.news-featured-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.news-featured-img {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

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

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

.news-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  background: var(--primary);
  color: var(--white);
  font-size: 12px;
  font-weight: 500;
  line-height: 1;
  padding: 6px 12px;
  border-radius: 8px;
}

.news-featured-card:nth-child(4n+2) .news-tag {
  background: var(--dark-blue);
}

.news-featured-card:nth-child(4n+3) .news-tag {
  background: var(--secondary);
}

.news-featured-card:nth-child(4n+4) .news-tag {
  background: #0891b2;
}

.news-featured-content {
  padding: 16px 18px 18px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.news-featured-content h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.5;
  margin-bottom: 8px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color 0.3s ease;
}

.news-featured-card:hover .news-featured-content h3 {
  color: var(--primary);
}

.news-featured-desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--gray-500);
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-featured-content .news-meta {
  margin-top: auto;
}

/* 分页 */
.news-page .news-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 44px;
}

.news-pagination .page-num,
.news-pagination .page-btn {
  min-width: 42px;
  height: 42px;
  padding: 0 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: var(--gray-100);
  font-size: 15px;
  color: var(--gray-600);
  transition: all 0.3s ease;
}

.news-pagination .page-num:hover,
.news-pagination .page-btn:hover {
  background: var(--light-blue);
  color: var(--primary);
}

.news-pagination .page-num.active {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--white);
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.35);
}

/* News Page 响应式 */
@media (max-width: 1024px) {
  .news-featured-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .news-search {
    min-width: 240px;
  }
}

@media (max-width: 768px) {
  .news-hero {
    padding: 120px 0 48px;
  }

  .news-hero-title {
    font-size: 34px;
  }

  .news-hero-subtitle {
    font-size: 16px;
  }

  .news-filter-bar {
    flex-direction: column;
    align-items: stretch;
    border-radius: 20px;
    padding: 12px;
  }

  .news-filter-tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 4px;
  }

  .news-search {
    min-width: 0;
    width: 100%;
  }

  .news-hot-grid {
    grid-template-columns: 1fr;
  }

  .news-side-list {
    gap: 12px;
  }

  .news-side-img {
    width: 130px;
  }

  .news-side-info h4 {
    white-space: normal;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
  }

  .news-featured-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .news-section-title {
    font-size: 22px;
  }

  .news-hot-title {
    font-size: 19px;
  }
}

@media (max-width: 480px) {
  .case-info-icon {
    width: 28px;
    height: 28px;
  }

  .case-info-icon .icon-ring {
    width: 22px;
    height: 22px;
    border-width: 5px;
  }

  .service-step {
    padding: 14px 12px;
  }

  .step-number {
    width: 30px;
    height: 30px;
    font-size: 13px;
  }

  .service-step h4 {
    font-size: 14px;
  }

  .service-preview {
    padding: 8px 6px;
  }

  .services-title {
    margin-bottom: 24px;
  }

  .news-featured-grid {
    grid-template-columns: 1fr;
  }

  .news-side-item {
    flex-direction: column;
    align-items: stretch;
  }

  .news-side-img {
    width: 100%;
  }
}

/* ========== Cases Page ========== */
.cases-page .case-hero {
  position: relative;
  padding: 150px 0 70px;
  background: url('../images/cases_bj.webp') center / cover no-repeat;
  overflow: hidden;
}

.cases-page .case-hero::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 60px;
  background: linear-gradient(transparent, var(--white));
  pointer-events: none;
}

.cases-page .case-hero-title {
  font-size: 46px;
  font-weight: 800;
  color: var(--dark-blue);
  animation: fadeInUp 0.8s ease forwards;
}

/* 筛选栏 */
.cases-page .case-filter-section {
  padding: 28px 0 0;
  background: var(--white);
}

.cases-page .case-filter-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: 999px;
  padding: 10px 12px;
  box-shadow: var(--shadow-sm);
}

.cases-page .case-filter-tabs {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
  justify-content: center;
}

.cases-page .case-filter-tab {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 9px 20px;
  border-radius: 10px;
  font-size: 15px;
  color: var(--gray-700);
  white-space: nowrap;
  transition: all 0.3s ease;
}

.cases-page .case-filter-tab .tab-caret {
  width: 16px;
  height: 16px;
}

.cases-page .case-filter-tab:hover {
  color: var(--primary);
  background: var(--light-blue);
}

.cases-page .case-filter-tab.active {
  color: var(--white);
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.35);
}

/* 更多行业下拉 */
.cases-page .case-filter-more-wrap {
  position: relative;
}

.cases-page .case-more-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(-6px);
  min-width: 160px;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  padding: 8px;
  display: none;
  flex-direction: column;
  gap: 2px;
  z-index: 20;
}

.cases-page .case-filter-more-wrap.open .case-more-menu {
  display: flex;
  transform: translateX(-50%) translateY(0);
}

.cases-page .case-more-item {
  padding: 9px 16px;
  border-radius: 8px;
  font-size: 14px;
  color: var(--gray-700);
  white-space: nowrap;
  transition: all 0.2s ease;
}

.cases-page .case-more-item:hover {
  color: var(--primary);
  background: var(--light-blue);
}

.cases-page .case-more-item.active {
  color: var(--primary);
  background: var(--light-blue);
  font-weight: 600;
}

.cases-page .case-filter-more-wrap.open .case-filter-more .tab-caret {
  transform: rotate(180deg);
}

/* 精选案例 */
.cases-page .case-featured-section {
  padding: 14px 0 0;
  background: var(--white);
}

.cases-page .case-featured-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 24px;
  align-items: stretch;
}

.cases-page .case-featured-big {
  display: flex;
  flex-direction: row;
  gap: 20px;
  height: 100%;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: 20px;
  padding: 14px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

.cases-page .case-featured-big:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.cases-page .case-featured-big-img {
  position: relative;
  flex: 0 0 46%;
  height: 100%;
  order: 2;
  border-radius: 12px;
  overflow: hidden;
}

.cases-page .case-featured-big-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.cases-page .case-featured-big:hover .case-featured-big-img img {
  transform: scale(1.05);
}

.cases-page .case-badge-featured {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 2;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--white);
  font-size: 13px;
  font-weight: 600;
  padding: 7px 16px;
  border-radius: 999px;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.35);
}

.cases-page .case-featured-big-content {
  padding: 14px 8px 14px 12px;
  display: flex;
  flex-direction: column;
  flex: 1;
  order: 1;
}

.cases-page .case-content-badge {
  display: inline-block;
  align-self: flex-start;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--white);
  font-size: 12px;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 10px;
  margin-bottom: 14px;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.35);
}

.cases-page .case-featured-big-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.4;
  margin-bottom: 10px;
  transition: color 0.3s ease;
}

.cases-page .case-featured-big:hover .case-featured-big-title {
  color: var(--primary);
}

.cases-page .case-featured-big-desc {
  font-size: 15px;
  line-height: 1.7;
  color: var(--gray-500);
  margin-bottom: 20px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cases-page .case-featured-big-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px 20px;
  margin-bottom: 22px;
}

.cases-page .case-metric {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  font-size: 14px;
}

.cases-page .case-metric-head {
  display: flex;
  align-items: center;
  gap: 6px;
}

.cases-page .case-metric-text {
  color: var(--gray-500);
  white-space: nowrap;
}

.cases-page .case-metric-num {
  font-size: 22px;
  font-weight: 800;
  color: var(--primary);
}

.cases-page .case-featured-big-link {
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
  margin-top: auto;
  display: inline-flex;
  width: fit-content;
  transition: gap 0.3s ease;
}

.cases-page .case-featured-big:hover .case-featured-big-link {
  gap: 4px;
}

/* 右侧精选卡 */
.cases-page .case-featured-side {
  display: flex;
  flex-direction: row;
  gap: 16px;
}

.cases-page .case-featured-medium {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

.cases-page .case-featured-medium:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.cases-page .case-featured-medium-img {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  flex: 0 0 auto;
  min-height: 0;
  overflow: hidden;
}

.cases-page .case-featured-medium-img img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.cases-page .case-featured-medium:hover .case-featured-medium-img img {
  transform: scale(1.05);
}

.cases-page .case-featured-medium-content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  padding: 16px 18px 18px;
}

.cases-page .case-featured-medium-content h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.45;
  margin-bottom: 6px;
  transition: color 0.3s ease;
}

.cases-page .case-featured-medium:hover .case-featured-medium-content h3 {
  color: var(--primary);
}

.cases-page .case-featured-medium-content p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--gray-500);
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cases-page .case-featured-medium-metrics {
  display: flex;
  gap: 16px;
  margin-top: auto;
}

/* 网格卡片区 */
.cases-page .case-grid-section {
  padding: 28px 0 80px;
  background: var(--white);
}

.cases-page .case-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.cases-page .case-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

.cases-page .case-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.cases-page .case-card-img {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

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

.cases-page .case-card:hover .case-card-img img {
  transform: scale(1.05);
}

.cases-page .case-card-content {
  padding: 16px 18px 18px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.cases-page .case-card-content h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.5;
  margin-bottom: 8px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color 0.3s ease;
}

.cases-page .case-card:hover .case-card-content h3 {
  color: var(--primary);
}

.cases-page .case-card-content p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--gray-500);
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cases-page .case-card-metrics {
  display: flex;
  gap: 14px;
  margin-top: auto;
}

/* 通用标签/徽章/指标 */
.cases-page .case-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  background: var(--primary);
  color: var(--white);
  font-size: 12px;
  font-weight: 500;
  line-height: 1;
  padding: 6px 12px;
  border-radius: 8px;
}

/* 精选右侧卡：标签在图片底部 + 绿色渐变 */
.cases-page .case-featured-medium .case-tag {
  top: auto;
  bottom: 12px;
  background: linear-gradient(135deg, #34d399 0%, #059669 100%);
  box-shadow: 0 4px 10px rgba(5, 150, 105, 0.3);
}

.cases-page .case-card:nth-child(4n+1) .case-tag {
  background: var(--primary);
}

.cases-page .case-card:nth-child(4n+2) .case-tag {
  background: var(--secondary);
}

.cases-page .case-card:nth-child(4n+3) .case-tag {
  background: #0891b2;
}

.cases-page .case-card:nth-child(4n+4) .case-tag {
  background: var(--dark-blue);
}

/* 指标图标 */
.cases-page .case-metric-icon {
  display: inline-block;
  width: 16px;
  height: 16px;
  flex: none;
  background: center / contain no-repeat;
}

.cases-page .icon-chart {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232563eb' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 3v18h18'/%3E%3Cpath d='M7 14l4-4 4 4 5-5'/%3E%3C/svg%3E");
}

.cases-page .icon-media {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232563eb' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 11v2a1 1 0 0 0 1 1h3l4 4V6L7 10H4a1 1 0 0 0-1 1z'/%3E%3Cpath d='M14 8a3 3 0 0 1 0 8'/%3E%3Cpath d='M17 5a7 7 0 0 1 0 14'/%3E%3C/svg%3E");
}

.cases-page .icon-search {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232563eb' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='M21 21l-4.3-4.3'/%3E%3C/svg%3E");
}

.cases-page .case-metric-sm {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  column-gap: 4px;
  row-gap: 4px;
  font-size: 12px;
  color: var(--gray-500);
}

.cases-page .case-metric-sm strong {
  grid-column: 1 / -1;
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
}

/* 分页 */
.cases-page .case-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 44px;
}

.cases-page .case-pagination .page-num,
.cases-page .case-pagination .page-btn {
  min-width: 42px;
  height: 42px;
  padding: 0 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: var(--gray-100);
  font-size: 15px;
  color: var(--gray-600);
  transition: all 0.3s ease;
}

.cases-page .case-pagination .page-num:hover,
.cases-page .case-pagination .page-btn:hover {
  background: var(--light-blue);
  color: var(--primary);
}

.cases-page .case-pagination .page-num.active {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--white);
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.35);
}

/* Cases 响应式 */
@media (max-width: 1024px) {
  .cases-page .case-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .cases-page .case-featured-big-metrics {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .cases-page .case-hero {
    padding: 120px 0 48px;
  }

  .cases-page .case-hero-title {
    font-size: 34px;
  }

  .cases-page .case-filter-bar {
    border-radius: 20px;
    padding: 12px;
  }

  .cases-page .case-filter-tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
    justify-content: flex-start;
    padding-bottom: 4px;
  }

  .cases-page .case-featured-grid {
    grid-template-columns: 1fr;
  }

  .cases-page .case-featured-big {
    flex-direction: column;
    gap: 12px;
    padding: 10px;
    height: auto;
    overflow: visible;
  }

  .cases-page .case-featured-big-img {
    flex: none;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    order: 0;
    border-radius: 10px;
  }

  .cases-page .case-featured-big-content {
    order: 0;
    padding: 4px 6px 8px;
    flex: none;
  }

  .cases-page .case-featured-big-title {
    font-size: 18px;
    margin-bottom: 6px;
  }

  .cases-page .case-featured-big-desc {
    font-size: 13px;
    line-height: 1.5;
    margin-bottom: 12px;
    -webkit-line-clamp: 2;
  }

  .cases-page .case-featured-big-metrics {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px 12px;
    margin-bottom: 14px;
  }

  .cases-page .case-metric {
    padding: 0;
    gap: 2px;
  }

  .cases-page .case-metric-num {
    font-size: 18px;
  }

  .cases-page .case-featured-medium {
    flex-direction: column;
  }

  .cases-page .case-featured-medium-img {
    width: 100%;
    aspect-ratio: 16 / 9;
    flex: 0 0 auto;
    min-height: 0;
  }

  .cases-page .case-featured-medium-content {
    padding: 12px 14px 14px;
  }

  .cases-page .case-featured-medium-content h3 {
    font-size: 15px;
  }

  .cases-page .case-featured-medium-content p {
    font-size: 13px;
    -webkit-line-clamp: 2;
  }

  .cases-page .case-metric-sm strong {
    font-size: 16px;
  }

  .cases-page .case-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
}

@media (max-width: 480px) {
  .cases-page .case-grid {
    grid-template-columns: 1fr;
  }

  .cases-page .case-featured-big-content {
    padding: 4px 4px 6px;
  }

  .cases-page .case-featured-big-title {
    font-size: 16px;
  }

  .cases-page .case-featured-big-metrics {
    grid-template-columns: 1fr 1fr;
    gap: 6px 10px;
  }

  .cases-page .case-metric-num {
    font-size: 16px;
  }

  .cases-page .case-featured-medium-content h3 {
    font-size: 14px;
  }

  .cases-page .case-metric-sm strong {
    font-size: 14px;
  }
}

/* ========== Mobile (触屏设备): 禁用所有入场动画 ========== */
@media (hover: none), (pointer: coarse) {
  /* Contact 区域：清除 grid 缩放 */
  .contact-section .contact-grid {
    transform: none !important;
    transition: none !important;
  }

  /* Contact 卡片内 p 强制允许换行 */
  .contact-info p {
    white-space: normal !important;
    word-break: break-all !important;
  }

  /* 子页面 Hero 标题动画 */
  .news-hero-title,
  .news-hero-subtitle,
  .cases-page .case-hero-title {
    animation: none !important;
  }
}