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

:root {
  --primary: #b42424;
  --text-black: #424241;
  --text-white: #FFFFFF;
  --bg-light: #f4f3f8;
  --accent: #efc9a5;
  --dark: #303030;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  color: var(--text-black);
  background-color: var(--bg-light);
  line-height: 1.6;
}

/* 工具类 - 替换内联样式 */
.debug-border {
  position: fixed;
  width: 100vw;
  height: 100vh;
  border: 12px solid #B42424;
  left: 0;
  top: 0;
  pointer-events: none;
  z-index: 9999;
}

.section-icon-img {
  width: clamp(24px, 1.67vw, 32px);
  height: clamp(24px, 1.67vw, 32px);
  object-fit: contain;
  aspect-ratio: 1;
}

.section-icon-img-margin {
  width: clamp(24px, 1.67vw, 32px);
  height: clamp(24px, 1.67vw, 32px);
  margin-right: clamp(12px, 0.94vw, 18px);
  object-fit: contain;
  aspect-ratio: 1;
}

.text-black {
  color: #000;
}

.text-white {
  color: #fff;
}

.text-primary {
  color: #B42424;
}

.text-body {
  color: #000;
  font-size: clamp(16px, 1.25vw, 24px);
  font-weight: 400;
  font-family: 'Alibaba PuHuiTi', sans-serif;
  line-height: 1.6;
}

.text-body-white {
  color: #fff;
  font-size: clamp(16px, 1.25vw, 24px);
  font-weight: 400;
  font-family: 'Alibaba PuHuiTi', sans-serif;
  line-height: 1.6;
}

.text-department-title {
  color: #B42424;
  font-size: clamp(18px, 1.25vw, 24px);
  font-weight: 400;
  font-family: 'Alibaba PuHuiTi', sans-serif;
}

.text-feature-title {
  color: #B42424;
  font-size: clamp(20px, 1.46vw, 28px);
  font-weight: 400;
  font-family: 'Alibaba PuHuiTi', sans-serif;
}

.text-feature-body {
  color: #000;
  font-size: clamp(16px, 1.25vw, 24px);
  font-weight: 400;
  font-family: 'Alibaba PuHuiTi', sans-serif;
  line-height: 1.6;
}

.flex-center {
  display: flex;
  align-items: center;
  gap: clamp(12px, 0.94vw, 18px);
}

.about-hero-image {
  width: clamp(400px, 43.3vw, 831px);
  height: auto;
  aspect-ratio: 831 / 589;
  object-fit: contain;
}

/* 导航栏 */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.98);
  z-index: 1000;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

.navbar.transparent {
  background: transparent;
  border-bottom: none;
  box-shadow: none !important;
}

.nav-container {
  max-width: 1920px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: clamp(20px, 3vw, 30px) clamp(40px, 8vw, 160px);
  box-sizing: border-box;
}

.logo-img {
  width: clamp(40px, 3.02vw, 58px);
  height: clamp(40px, 3.02vw, 58px);
  object-fit: contain;
  aspect-ratio: 1;
  transition: transform 0.3s ease;
}

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

.nav-links {
  display: flex;
  gap: clamp(32px, 3.13vw, 60px);
  align-items: center;
  list-style: none;
}

.nav-link {
  font-size: clamp(14px, 0.94vw, 18px);
  color: var(--text-black);
  text-decoration: none;
  font-weight: 400;
  position: relative;
  transition: color 0.3s ease;
  padding: clamp(6px, 0.42vw, 8px) 0;
  line-height: clamp(24px, 1.67vw, 32px);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width 0.3s ease;
}

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

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

.nav-right {
  display: flex;
  align-items: center;
  gap: clamp(16px, 1.25vw, 24px);
}

.lang-toggle {
  background: none;
  border: none;
  font-size: clamp(14px, 0.94vw, 18px);
  font-weight: 500;
  color: var(--text-black);
  cursor: pointer;
  transition: color 0.3s ease;
  line-height: clamp(24px, 1.67vw, 32px);
  padding: 0;
  display: flex;
  align-items: center;
  font-family: inherit;
}

.lang-toggle:hover {
  color: var(--primary);
}

.lang-text {
  display: inline-block;
}

/* 移动端菜单按钮 */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.mobile-menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-black);
  transition: all 0.3s ease;
  display: block;
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* 全屏滚动 */
.fullscreen-scroll {
  position: relative;
  height: 100vh;
  height: 100dvh; /* 动态视口高度，考虑移动端浏览器UI */
  overflow-y: scroll;
  scroll-snap-type: y mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* IE and Edge */
}

.fullscreen-scroll::-webkit-scrollbar {
  display: none; /* Chrome, Safari, Opera */
}

.scroll-slide {
  position: relative;
  width: 100%;
  height: 100vh;
  height: 100dvh; /* 动态视口高度 */
  min-height: 100vh;
  min-height: 100dvh;
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

/* Hero Section - 首页1 */
.hero {
  position: relative;
  height: 100vh;
  height: 100dvh; /* 动态视口高度 */
  max-width: 1920px;
  box-sizing: border-box;
  min-height: clamp(600px, 75vh, 720px);
  overflow: hidden;
  background: #f4f3f8;
  background-image: url('static/image/1.png');
  margin-left: auto;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

/* .hero-bg, .hero-bg-triangle, .hero-tower 未使用，已删除 */

.hero-inner {
  position: relative;
  z-index: 5;
  height: 100%;
  max-width: 1920px;
  padding: 0 clamp(40px, 8vw, 160px);
  box-sizing: border-box;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(32px, 6vw, 120px);
}

.hero-content {
  display: flex;
  flex-direction: column;
  max-width: 560px;
}

.hero-title {
  font-size: clamp(32px, 3.54vw, 68px);
  font-weight: 900;
  color: var(--text-black);
  margin-bottom: clamp(10px, 0.73vw, 14px);
  font-family: 'Songti SC';
  line-height: 1.2;
  letter-spacing: 0;
}

.hero-subtitle {
  font-size: clamp(20px, 1.88vw, 36px);
  color: var(--primary);
  font-weight: 400;
  line-height: clamp(24px, 2.08vw, 40px);
  margin-bottom: clamp(40px, 12vh, 230px);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: clamp(6px, 0.42vw, 8px);
  background: #303030;
  color: white;
  padding: clamp(6px, 0.42vw, 8px);
  height: clamp(44px, 3.13vw, 60px);
  font-size: clamp(14px, 1.04vw, 20px);
  text-decoration: none;
  transition: all 0.3s ease;
  font-weight: 400;
  width: clamp(180px, 12.5vw, 240px);
  justify-content: center;
  border: none;
}

.btn-primary:hover {
  opacity: 0.9;
}

.btn-primary::after {
  content: '';
  width: clamp(12px, 0.83vw, 16px);
  height: clamp(6px, 0.42vw, 8px);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 8'%3E%3Cpath d='M0 4h14M10 0l6 4-6 4' stroke='white' fill='none'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}
.hero-highlights {
  display: flex;
  flex-direction: column;
  gap: clamp(24px, 4vw, 48px);
  align-items: flex-start;
  max-width: 260px;
}

.hero-badge {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  gap: clamp(8px, 0.63vw, 12px);
  color: #efc9a5;
  font-size: clamp(12px, 0.83vw, 16px);
  line-height: clamp(20px, 1.46vw, 28px);
  font-family: 'Alibaba PuHuiTi';
  letter-spacing: 0.02em;
}

.hero-badge-icon {
  width: clamp(40px, 2.92vw, 56px);
  height: clamp(40px, 2.92vw, 56px);
  object-fit: contain;
  aspect-ratio: 1;
}

.hero-badge div {
  flex: 1;
  margin: 0;
  font-weight: 400;
}

/* .hero-watermark 未使用，已删除 */

/* .main-content 未使用，已删除 */

.page {
  padding: 0 0 clamp(60px, 6.25vw, 120px);
  display: flex;
  flex-direction: column;
  gap: clamp(60px, 7.9vw, 140px);
  background: var(--bg-light);
}

.page > section {
  width: 100%;
  max-width: 1920px;
  margin: 0 auto;
  padding: 0 clamp(40px, 8vw, 160px);
  box-sizing: border-box;
}

/* .container, .section, .section-header, .section-icon, .section-title 未使用，已删除 */

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  font-family: Songti SC;
  gap: clamp(8px, 0.63vw, 12px);
  font-size: clamp(28px, 2.19vw, 42px);
  font-weight: 500;
  color: #000;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: clamp(16px, 1.25vw, 24px);
  margin-top: 40px;
}

/* .section-dot 未使用，已删除 */

/* .about-page, .business-page 未使用，已删除 */

.about-hero,
.business-hero {
  position: relative;
  overflow: hidden;
  padding: 0;
}
.business-hero{
  background-image: url('static/11.png');
  background-size: 100%, 100%;
  background-repeat: no-repeat;
}

.about-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 1920px;
  padding-top: clamp(120px, 10.42vw, 200px);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #ffffff;
  gap: clamp(32px, 4vw, 80px);
}

.about-hero .section-eyebrow {
  color: rgba(255, 255, 255, 0.72);
}

/* .about-hero-title 未使用，已删除 */

.about-hero-text {
  max-width: clamp(400px, 36vw, 620px);
  display: flex;
  flex-direction: column;
  gap: clamp(16px, 1.25vw, 24px);
}

.about-hero-text p {
  font-size: clamp(14px, 1.04vw, 20px);
  line-height: clamp(24px, 1.88vw, 36px);
  color: rgba(255, 255, 255, 0.85);
}

.about-highlights {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(12px, 0.94vw, 18px);
  margin-top: clamp(16px, 2.5vh, 48px);
}

.about-highlight {
  display: flex;
  align-items: center;
  gap: clamp(8px, 0.63vw, 12px);
  font-size: clamp(14px, 0.94vw, 18px);
  line-height: clamp(22px, 1.56vw, 30px);
  color: rgba(255, 255, 255, 0.9);
}

.about-highlight img {
  width: clamp(40px, 2.71vw, 52px);
  height: clamp(40px, 2.71vw, 52px);
  object-fit: contain;
  aspect-ratio: 1;
  filter: drop-shadow(0 10px 18px rgba(0, 0, 0, 0.25));
}

.about-hero-media {
  position: relative;
  width: clamp(360px, 38vw, 560px);
  min-height: clamp(340px, 40vw, 560px);
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-hero-media::before {
  content: '';
  position: absolute;
  inset: clamp(16px, 3vw, 32px);
  background: linear-gradient(155deg, #d34343 0%, #7d1818 100%);
  border-radius: 36px;
  box-shadow: 0 48px 96px rgba(68, 6, 6, 0.35);
}

.about-hero-card {
  position: absolute;
  top: clamp(16px, 2.92vw, 56px);
  right: clamp(12px, 2.5vw, 48px);
  z-index: 3;
  width: clamp(140px, 12.5vw, 240px);
  padding: clamp(16px, 1.15vw, 22px) clamp(18px, 1.35vw, 26px);
  border-radius: clamp(12px, 1.04vw, 20px);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(8px, 0.63vw, 12px);
  text-align: center;
  color: #ffffff;
}

.about-hero-card img {
  width: clamp(48px, 3.54vw, 68px);
  height: clamp(48px, 3.54vw, 68px);
  object-fit: contain;
  aspect-ratio: 1;
}

.about-hero-card span {
  font-size: clamp(12px, 0.83vw, 16px);
  line-height: clamp(18px, 1.35vw, 26px);
}

/* .about-hero-figure 未使用，已删除 */

.about-culture {
  display: flex;
  flex-direction: column;
  text-align: center;
  gap: clamp(32px, 5vw, 64px);
}

.culture-quote {
  align-self: center;
  display: flex;
  flex-direction: column;
}

.culture-title {
  text-align: center;
  font-size: clamp(28px, 2.19vw, 42px);
  font-family: 'Songti SC';
  font-weight: 900;
  color: #B42424;
  line-height: 1.2;
}

/* .culture-subtitle 未使用，已删除 */

.culture-points {
  width: 100%;
  display: flex;
  justify-content: space-between;
}

.culture-point {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: clamp(16px, 1.25vw, 24px);
  align-items: flex-start;
}

.culture-point-icon {
  position: absolute;
  top: 0;
  right: 0;
  width: clamp(60px, 5.21vw, 100px);
  height: clamp(60px, 5.21vw, 100px);
  object-fit: contain;
  aspect-ratio: 1;
}

.culture-badge {
  width: clamp(120px, 8.13vw, 156px);
  height: clamp(44px, 3.02vw, 58px);
  background-image: url('static/7.png');
  font-size: clamp(18px, 1.25vw, 24px);
  font-weight: 400;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.culture-point span {
  font-size: clamp(16px, 1.25vw, 24px);
  font-family: "Alibaba PuHuiTi";
  font-weight: 400;
  color: #000;
  line-height: 1.6;
}

.business-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 1920px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #ffffff;
}

.team-hero-inner {
  padding-bottom: clamp(100px, 8vw, 160px);
}

.team-eyebrow-text {
  color: #EFC9A5 !important;
}

.business-hero .section-eyebrow {
  color: rgba(255, 255, 255, 0.72);
}

.business-hero-text {
  max-width: clamp(400px, 31.25vw, 600px);
  display: flex;
  flex-direction: column;
  gap: clamp(16px, 1.25vw, 24px);
}

/* .business-hero-title 未使用，已删除 */

.business-hero-text p {
  font-size: clamp(14px, 1.04vw, 20px);
  line-height: clamp(24px, 1.88vw, 36px);
  color: rgba(255, 255, 255, 0.85);
}

.business-hero-media {
  position: relative;
  width: clamp(420px, 44vw, 620px);
  min-height: clamp(360px, 40vw, 520px);
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
}

.business-hero-media::before {
  content: '';
  position: absolute;
  inset: clamp(18px, 3vw, 40px);
  border-radius: 32px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(12px);
}

/* .business-hero-photo 未使用，已删除 */

.business-departments {
  display: flex;
  flex-direction: column;
  gap: clamp(32px, 4vw, 56px);
}

/* .business-section-title 未使用，已删除 */

.department-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 50px 150px;
}

.department-card {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.department-icon {
  width: clamp(48px, 3.33vw, 64px);
  height: clamp(48px, 3.33vw, 64px);
  object-fit: contain;
  aspect-ratio: 1;
}

.department-card h3 {
  font-size: clamp(18px, 1.15vw, 22px);
  font-weight: 700;
  color: var(--primary);
}

.department-card p {
  font-size: clamp(14px, 0.83vw, 16px);
  line-height: clamp(22px, 1.46vw, 28px);
  color: rgba(66, 66, 65, 0.82);
}

.business-feature {
  padding-bottom: clamp(80px, 9vw, 140px);
}

.business-feature-inner {
  display: flex;
  align-items: center;
  padding: clamp(40px, 5.21vw, 70px);
  gap: clamp(32px, 4vw, 80px);
  background-color: #fff;
}

.team-feature-inner {
  position: relative;
}

.business-feature-text {
  display: flex;
  flex-direction: column;
  gap: clamp(12px, 1.04vw, 20px);
}

.team-feature-text {
  width: clamp(400px, 41.67vw, 800px);
  height: clamp(200px, 20.83vw, 400px);
}

.business-feature-text h2 {
  font-size: clamp(24px, 2.19vw, 42px);
  font-family: 'Songti SC', 'STSong', serif;
  font-weight: 900;
  color: var(--primary);
  line-height: 1.2;
}

.business-feature-text p {
  font-size: clamp(14px, 0.94vw, 18px);
  line-height: clamp(22px, 1.67vw, 32px);
  color: rgba(66, 66, 65, 0.85);
}

.business-feature-media {
  display: flex;
  justify-content: center;
}

.team-feature-media {
  position: absolute;
  right: 0;
  top: clamp(20px, 2.08vw, 40px);
  width: clamp(261px, 27.19vw, 522px);
  height: clamp(322px, 33.54vw, 644px);
}

.business-feature-media img {
  width: clamp(280px, 32vw, 440px);
  height: auto;
  max-width: 100%;
  object-fit: contain;
  object-position: center;
  filter: drop-shadow(0 32px 48px rgba(13, 12, 56, 0.16));
}

.page-contact {
  padding: 0;
  margin-top: clamp(80px, 9vw, 140px);
  background: var(--bg-light);
  max-width: 1920px;
  margin-left: auto;
  margin-right: auto;
}

.page-contact-inner {
  background: var(--bg-light);
  max-width: 1920px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: clamp(40px, 5vw, 60px);
  box-sizing: border-box;
  color: #303030;
}

.page-contact-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(24px, 4vw, 60px);
}

.page-contact-item h3 {
  font-size: clamp(14px, 0.94vw, 18px);
  font-weight: 500;
  color: #303030;
  margin-bottom: clamp(12px, 1.04vw, 20px);
  font-family: 'Alibaba PuHuiTi';
  line-height: clamp(24px, 1.67vw, 32px);
}

.page-contact-item p {
  font-size: clamp(14px, 0.94vw, 18px);
  line-height: clamp(24px, 1.67vw, 32px);
  color: #303030;
  margin-bottom: 0;
  font-family: 'Alibaba PuHuiTi';
  font-weight: 500;
}

.page-contact-item:nth-child(3) p,
.page-contact-item:nth-child(4) p {
  color: #303030;
}

.page-contact-divider {
  width: 100%;
  height: 1px;
  background: rgba(0, 0, 0, 0.1);
}

.page-contact-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.page-contact-bottom p {
  font-size: clamp(14px, 0.94vw, 18px);
  color: #303030;
  font-family: 'Alibaba PuHuiTi', sans-serif;
  font-weight: 400;
  line-height: clamp(24px, 1.67vw, 32px);
}

.page-contact-social {
  display: flex;
  gap: clamp(12px, 0.83vw, 16px);
}

.page-contact-social .social-icon {
  width: clamp(32px, 2.08vw, 40px);
  height: clamp(32px, 2.08vw, 40px);
  background: transparent;
  border: 1px solid #000;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease;
  cursor: pointer;
}

.page-contact-social .social-icon:hover {
  background: rgba(0, 0, 0, 0.05);
}

/* 未使用的样式已删除 */

/* 首页2 */
.home2 {
  position: relative;
  height: 100%;
  background: var(--bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
}

.home2-content {
  max-width: 1920px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(40px, 8vw, 160px);
  box-sizing: border-box;
  gap: clamp(24px, 4vw, 80px);
  position: relative;
  z-index: 2;
}

.home2-media {
  position: relative;
  flex: 1 1 52%;
  max-width: 920px;
  width: 100%;
  height: clamp(380px, 42vw, 560px);
}

.home2-photo {
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.home2-photo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: saturate(1.05);
}

.home2-panel {
  position: relative;
  flex: 1 1 44%;
  max-width: 720px;
  margin-left: clamp(-60px, -6vw, -160px);
  z-index: 3;
}

.home2-panel-inner {
  background: var(--primary);
  width: clamp(400px, 42.5vw, 816px);
  height: clamp(300px, 21.88vw, 420px);
  padding: clamp(24px, 1.67vw, 32px);
  margin-left: clamp(-60px, -5.21vw, -100px);
}

.home2-text {
  font-size: clamp(28px, 2.5vw, 48px);
  color: #efc9a5;
  font-family: "Songti SC";
  font-style: normal;
  font-weight: 900;
  line-height: 1.2;
}

/* .home2-line 未使用，已删除 */

.home2-subtitle {
  font-size: clamp(16px, 1.25vw, 24px);
  color: #909090;
  font-weight: 400;
  line-height: clamp(24px, 1.67vw, 32px);
  font-family: Poppins;
  margin-top: clamp(32px, 3.13vw, 60px);
}

/* .home2-features, .home2-feature, .home2-feature-icon, .home2-progress 未使用，已删除 */

.home2-btn {
  position: absolute;
  left: 0;
  bottom: -96px;
}

/* 首页3 */
.home3 {
  position: relative;
  height: 100%;
  background: var(--bg-light);
  background-image: url('static/image/2.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.home3-content {
  max-width: 1920px;
  width: 100%;
  padding: 0 clamp(40px, 8vw, 160px);
  display: flex;
  justify-content: space-between;
  gap: clamp(32px, 5vw, 80px);
  position: relative;
  z-index: 2;
  flex-wrap: nowrap;
}

.home3-left {
  position: relative;
  z-index: 3;
  max-width: 450px;
}

.home3-title {
  font-size: clamp(32px, 3.54vw, 68px);
  font-weight: 900;
  color: #424241;
  margin-bottom: clamp(16px, 1.25vw, 24px);
  font-family: "Songti SC";
  line-height: 1.2;
  padding-top: clamp(120px, 10.42vw, 200px);
}

.home3-left-title {
  font-size: clamp(20px, 1.67vw, 32px);
  font-weight: 500;
  color: #303030;
  margin-bottom: clamp(16px, 1.25vw, 24px);
  line-height: 1.2;
  font-family: "Alibaba PuHuiTi", "PingFang SC", sans-serif;
}

.home3-desc {
  font-size: clamp(16px, 1.25vw, 24px);
  line-height: clamp(24px, 2.08vw, 40px);
  color: var(--primary);
  max-width: clamp(300px, 23.44vw, 450px);
  margin-bottom: clamp(32px, 2.5vw, 48px);
  font-weight: 400;
}

.home3-center {
  position: relative;
  display: flex;
  justify-content: center;
  z-index: 2;
  flex: 1;
}

.home3-decorative-bg {
  display: none;
}

.home3-image-wrapper {
  position: relative;
  z-index: 1;
  width: clamp(320px, 28vw, 512px);
  aspect-ratio: 512 / 516;
}

.home3-image {
  width: 100%;
  height: 100%;
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
}

.home3-right {
  position: relative;
  z-index: 3;
  height: 100%;
  min-height: clamp(400px, 31.25vw, 600px);
  width: clamp(300px, 23.44vw, 450px);
}

/* .home3-business-list, .business-list-item, .business-list-number, .business-list-category 未使用，已删除 */

/* 业务轮播 - 局部轮播 */
.business-carousel {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 400px;
  overflow: hidden;
}

.business-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.8s ease-in-out;
  pointer-events: none;
}

.business-slide.active {
  opacity: 1;
  pointer-events: auto;
  z-index: 1;
}

.business-info {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
}

.business-item {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 0;
}

.business-number {
  display: inline-block;
  width: auto;
  min-width: clamp(28px, 1.98vw, 38px);
  height: clamp(28px, 1.98vw, 38px);
  background: transparent;
  color: #303030;
  border-radius: 0;
  text-align: center;
  line-height: clamp(28px, 1.98vw, 38px);
  font-size: clamp(14px, 0.94vw, 18px);
  font-weight: 400;
  flex-shrink: 0;
  position: relative;
  padding: 0 clamp(6px, 0.42vw, 8px);
}

.business-number[data-target],
.business-category[data-target] {
  cursor: pointer;
  transition: transform 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.business-number[data-target]:hover,
.business-category[data-target]:hover {
  transform: translateX(2px);
  color: var(--primary);
}

.business-number.active {
  background: #e99883;
  color: white;
  box-shadow: 0px 24px 50px 0px rgba(13, 12, 56, 0.1);
}

.business-category {
  display: inline-block;
  font-size: clamp(14px, 0.94vw, 18px);
  color: #303030;
  height: clamp(28px, 1.98vw, 38px);
  line-height: clamp(28px, 1.98vw, 38px);
  font-weight: 400;
  margin-bottom: 0;
  flex: 0 0 auto;
  width: clamp(140px, 10.42vw, 200px);
}

.business-category.active {
  color: #303030;
  font-weight: 400;
}

.business-detail {
  position: relative;
  margin: 8px 0 0 50px;
  width: 100%;
  flex-basis: 100%;
}

.business-detail::before {
  content: '';
  position: absolute;
  left: -31px;
  top: -6px;
  width: 1px;
  height: calc(100% + 12px);
  background: #ddd;
}

.business-desc {
  font-size: clamp(12px, 0.78vw, 15px);
  line-height: clamp(18px, 1.25vw, 24px);
  color: rgba(66, 66, 65, 0.5);
  max-width: clamp(180px, 12.5vw, 240px);
  font-weight: 400;
  margin: 0;
}

/* .business-divider 未使用，已删除 */


/* 响应式设计 */
/* 超大屏幕 - 保护 1920px+ 的精确样式 */
@media (min-width: 1920px) {
  .nav-container,
  .hero-content {
    max-width: 1920px;
  }
  
  /* 确保在 1920px+ 时使用精确值 */
  .text-body,
  .text-body-white {
    font-size: 24px;
  }
  
  .text-department-title {
    font-size: 24px;
  }
  
  .text-feature-title {
    font-size: 28px;
  }
  
  .text-feature-body {
    font-size: 24px;
  }
  
  .about-hero-image {
    width: 831px;
    height: 589px;
  }
  
  .home2-panel-inner {
    width: 816px;
    height: 420px;
  }
  
  .hero-title {
    font-size: 68px;
  }
  
  .hero-subtitle {
    font-size: 36px;
  }
  
  .section-eyebrow {
    font-size: 42px;
  }
  
  .culture-title {
    font-size: 42px;
  }
  
  .home3-title {
    font-size: 68px;
  }
}

/* 大屏幕 */
@media (max-width: 1600px) {
  .nav-container {
    padding: clamp(20px, 3vw, 28px) 120px;
  }

  .page > section {
    padding: 0 120px;
  }

  .hero-inner,
  .home2-content,
  .home3-content {
    padding: 0 120px;
  }

  .home3-content {
    gap: clamp(32px, 4vw, 72px);
  }
}

/* 中等屏幕 */
@media (max-width: 1440px) {
  .nav-container {
    padding: clamp(18px, 2.5vw, 26px) 80px;
  }

  .page > section {
    padding: 0 80px;
  }

  .hero-inner,
  .home2-content,
  .home3-content {
    padding: 0 80px;
  }
  
  .hero-title {
    font-size: 56px;
  }
  
  .hero-subtitle {
    font-size: 28px;
    margin-bottom: clamp(72px, 12vh, 160px);
  }

  .home2-panel {
    margin-left: clamp(-40px, -4vw, -80px);
  }

  /* .departments-grid 未使用，已删除 */
}

@media (max-width: 1366px) {
  .nav-container {
    padding: clamp(18px, 2.4vw, 24px) 64px;
  }

  .page > section {
    padding: 0 64px;
  }

  .hero-inner,
  .home2-content,
  .home3-content {
    padding: 0 64px;
  }

  .hero {
    min-height: 680px;
  }

  .hero-title {
    font-size: 52px;
  }

  .hero-subtitle {
    font-size: 26px;
    margin-bottom: clamp(60px, 11vh, 140px);
  }
  
  .hero-highlights {
    max-width: 220px;
  }

  .home2-panel {
    max-width: 600px;
  }

  .home2-panel-inner {
    padding: clamp(40px, 4vw, 52px);
  }

  .home3-image-wrapper {
    width: clamp(300px, 26vw, 420px);
    height: clamp(300px, 26vw, 420px);
  }

  .home3-right {
    min-height: 520px;
  }

  .about-hero-card {
    right: 4%;
  }

  .business-feature-inner {
    grid-template-columns: 1fr 0.9fr;
  }

  .team-feature-text {
    width: clamp(350px, 36.46vw, 700px);
    height: clamp(175px, 18.23vw, 350px);
  }

  .team-feature-media {
    width: clamp(230px, 23.96vw, 460px);
    height: clamp(285px, 29.69vw, 570px);
  }
}

@media (max-width: 1280px) {
  .nav-container {
    padding: clamp(18px, 2.2vw, 24px) 56px;
  }

  .page > section {
    padding: 0 56px;
  }

  .hero-inner,
  .home2-content,
  .home3-content {
    padding: 0 56px;
  }

  .hero-inner {
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
  }

  .hero-content {
    max-width: 520px;
  }

  .hero-subtitle {
    margin-bottom: clamp(48px, 9vh, 120px);
  }

  .hero-highlights {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 24px;
    max-width: 100%;
  }

  .home2-content {
    flex-direction: column;
    align-items: stretch;
  }

  .home2-media {
    height: clamp(340px, 38vw, 460px);
  }

  .home2-panel {
    margin-left: 0;
    max-width: 100%;
  }

  /* .home2-progress 未使用，已删除 */

  .home2-btn {
    position: static;
    margin-top: 24px;
  }

  .home3-content {
    flex-wrap: wrap;
    gap: clamp(32px, 5vw, 56px);
  }

  .home3-left,
  .home3-right {
    flex: 1 1 calc(50% - clamp(16px, 4vw, 32px));
    max-width: none;
  }

  .home3-right {
    order: 2;
    min-height: auto;
  }

  .home3-center {
    order: 3;
    flex: 1 1 100%;
    justify-content: flex-start;
  }

  .about-hero-inner,
  .business-hero-inner {
    flex-direction: column;
    align-items: flex-start;
    padding: clamp(120px, 12vw, 180px) 0;
  }

  .about-hero-media,
  .business-hero-media {
    width: 100%;
    margin-top: 32px;
    justify-content: flex-start;
  }

  .about-hero-media::before,
  .business-hero-media::before {
    inset: clamp(12px, 3vw, 28px);
  }

  .about-hero-card {
    position: relative;
    margin: 0 0 24px;
    align-self: stretch;
  }

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

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

  .department-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* 平板横屏 */
@media (max-width: 1024px) {
  .nav-container {
    padding: clamp(18px, 3vw, 24px) 40px;
    height: 70px;
  }

  .page > section {
    padding: 0 40px;
  }
  
  .logo-img {
    width: 56px;
    height: 56px;
  }
  
  .nav-links {
    gap: 40px;
  }
  
  .nav-link {
    font-size: 15px;
  }
  
  .fullscreen-carousel {
    margin-top: 70px;
  }
  
  .hero-title {
    font-size: 48px;
  }
  
  .hero-subtitle {
    font-size: 18px;
  }
  
  .hero-highlights {
    gap: 24px;
    max-width: 260px;
  }
  
  .hero-badge-icon {
    width: 48px;
    height: 48px;
  }
  
  .home2-content,
  .home3-content {
    padding: 0 40px;
    gap: 40px;
  }

  .about-hero-inner,
  .business-hero-inner {
    padding: clamp(100px, 12vw, 160px) 0 clamp(100px, 10vw, 160px);
  }

  /* .about-hero-title, .business-hero-title 未使用，已删除 */

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

  .culture-points {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .culture-point-icon {
    width: clamp(50px, 4.5vw, 80px);
    height: clamp(50px, 4.5vw, 80px);
  }

  .business-feature-inner {
    padding: clamp(34px, 5vw, 60px);
  }

  .team-feature-text {
    width: 100%;
    height: auto;
  }

  .team-feature-media {
    position: relative;
    right: auto;
    top: auto;
    width: 100%;
    height: auto;
    margin-top: clamp(20px, 3vw, 40px);
  }

  .business-feature-media img {
    max-width: 320px;
  }

  .department-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .department-card {
    padding: clamp(24px, 4vw, 32px);
  }

  .page-contact-inner {
    padding: clamp(32px, 5vw, 48px) 40px;
  }

  .page-contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
  
  .home2-media {
    width: 100%;
    max-width: 560px;
    height: clamp(320px, 50vw, 420px);
  }
  
  .home2-panel {
    max-width: 100%;
  }

  .home2-panel-inner {
    padding: 48px;
  }
  
  .home2-text {
    font-size: 36px;
  }
  
  .home3-title {
    font-size: 32px;
  }
  
  .home3-desc {
    font-size: 20px;
  }
  
  /* .business-content, .business-title, .business-image-placeholder, .business-example 未使用，已删除 */
  
  .business-right {
    max-width: 500px;
    margin: 0 auto;
  }
  
  .carousel-controls {
    right: 30px;
    top: auto;
    bottom: 40px;
    transform: none;
    flex-direction: row;
    gap: 20px;
  }
  
  .carousel-numbers {
    flex-direction: row;
    gap: 16px;
    margin-bottom: 0;
    margin-right: 20px;
  }
  
  .carousel-dots,
  .business-dots {
    flex-direction: row;
    gap: 10px;
  }
  
  /* .footer-container, .footer-grid, .container 未使用，已删除 */
}

/* 平板竖屏 */
@media (max-width: 768px) {
  .nav-container {
    padding: 0 24px;
    height: 64px;
  }

  .page > section {
    padding: 0 24px;
  }
  
  .logo-img {
    width: 48px;
    height: 48px;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .nav-links {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    flex-direction: column;
    align-items: flex-start;
    padding: 24px;
    gap: 0;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: 999;
  }
  
  .nav-links.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav-link {
    font-size: 16px;
    padding: 16px 0;
    width: 100%;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  }
  
  .nav-link::after {
    display: none;
  }
  
  .lang {
    font-size: 14px;
  }
  
  .fullscreen-carousel {
    margin-top: 64px;
  }
  
  .hero-content {
    padding: 0 40px;
  }
  
  .hero-title {
    font-size: 36px;
    margin-bottom: 20px;
  }
  
  .hero-subtitle {
    font-size: 16px;
    margin-bottom: 32px;
  }
  
  /* .hero-watermark 未使用，已删除 */
  
  .hero-inner {
    flex-direction: column;
    justify-content: center;
    gap: 48px;
    padding: 120px 40px;
  }
  
  .hero-content {
    align-items: flex-start;
    gap: 24px;
    max-width: 100%;
  }
  
  .hero-highlights {
    width: 100%;
    max-width: 100%;
    gap: 16px;
  }
  
  .hero-badge {
    align-items: flex-start;
  }
  
  .hero-badge-icon {
    width: 44px;
    height: 44px;
  }
  
  .home3-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .page > section {
    padding: 0 24px;
  }

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

  .about-hero-inner,
  .business-hero-inner {
    padding: clamp(72px, 11vw, 110px) 0 clamp(72px, 11vw, 110px);
    gap: 36px;
  }

  .about-hero-media,
  .business-hero-media {
    width: 100%;
  }

  .about-hero-media::before,
  .business-hero-media::before {
    inset: clamp(8px, 3vw, 18px);
  }

  .business-hero::before,
  .about-hero::before {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  }

  .culture-points {
    grid-template-columns: 1fr;
  }

  .culture-point-icon {
    width: clamp(40px, 4vw, 60px);
    height: clamp(40px, 4vw, 60px);
  }

  .department-card {
    padding: clamp(24px, 6vw, 32px);
  }

  .business-feature-inner {
    padding: clamp(28px, 6vw, 44px);
    gap: 28px;
  }

  .team-feature-text {
    width: 100%;
    height: auto;
  }

  .team-feature-media {
    position: relative;
    right: auto;
    top: auto;
    width: 100%;
    height: auto;
    margin-top: clamp(20px, 3vw, 40px);
  }

  .business-feature-media img {
    max-width: 240px;
  }

  .page-contact-inner {
    padding: clamp(24px, 6vw, 36px) 24px;
  }

  .page-contact-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .page-contact-bottom {
    gap: 14px;
  }

  .business-feature-media img {
    max-width: 320px;
  }

  .home3-content {
    flex-direction: column;
    align-items: stretch;
  }

  .home3-left,
  .home3-center,
  .home3-right {
    flex: 1 1 100%;
    max-width: 100%;
  }
  
  .home3-center {
    order: 2;
    justify-content: center;
    margin: 0 auto;
  }
  
  .home3-right {
    order: 3;
    min-height: auto;
  }
  
  /* .home3-business-list 未使用，已删除 */
  
  .home2-content,
  .home3-content {
    padding: 0 40px;
    gap: 40px;
  }

  .home2-content {
    flex-direction: column;
  }
  
  .home2-media {
    width: 100%;
    max-width: 100%;
    height: 360px;
  }
  
  .home2-panel {
    margin-left: 0;
    width: 100%;
  }
  
  .home2-panel-inner {
    width: 100%;
    padding: 40px;
  }
  
  .home2-text {
    font-size: 28px;
  }
  
  /* .home2-features, .home2-progress 未使用，已删除 */
  
  .home2-btn {
    position: static;
    margin-top: 24px;
  }
  
  .home3-title {
    font-size: 24px;
  }
  
  .home3-desc {
    font-size: 18px;
  }
  
  /* .business-content, .business-title, .business-image-placeholder, .business-info, .carousel-controls, .carousel-number, .container, .about-grid, .culture-grid, .business-item, .departments-grid, .footer-container, .footer, .footer-grid, .footer-bottom 未使用，已删除 */
}

/* 手机屏幕 */
@media (max-width: 480px) {
  .nav-container {
    padding: 0 20px;
    height: 60px;
  }

  .page > section {
    padding: 0 20px;
  }
  
  .logo-img {
    width: 40px;
    height: 40px;
  }
  
  .nav-links {
    top: 60px;
  }
  
  .nav-link {
    font-size: 15px;
    padding: 14px 0;
  }
  
  .lang {
    font-size: 13px;
  }
  
  .fullscreen-carousel {
    margin-top: 60px;
  }
  
  .hero-content {
    padding: 0 24px;
  }
  
  .hero-title {
    font-size: 28px;
    margin-bottom: 16px;
  }
  
  .hero-subtitle {
    font-size: 14px;
    margin-bottom: 24px;
  }
  
  .page {
    padding: 56px 0 80px;
  }

  .page > section {
    padding: 0 24px;
  }

  .about-hero-inner,
  .business-hero-inner {
    padding: 32px 28px;
    border-radius: 20px;
  }

  /* .about-hero-title, .business-hero-title 未使用，已删除 */

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

  .culture-point-icon {
    width: 40px;
    height: 40px;
  }

  .about-highlight,
  .business-hero-text p,
  .business-feature-text p {
    font-size: 16px;
    line-height: 28px;
  }

  .culture-badge {
    width: 120px;
    height: 120px;
    font-size: 18px;
  }

  .business-feature-inner {
    padding: 32px 28px;
  }

  .team-feature-text {
    width: 100%;
    height: auto;
  }

  .team-feature-media {
    position: relative;
    right: auto;
    top: auto;
    width: 100%;
    height: auto;
    margin-top: 24px;
  }

  .business-feature-media img {
    max-width: 220px;
  }
  
  .btn-primary {
    font-size: 14px;
    padding: 12px 0;
  }
  
  .hero-highlights {
    gap: 12px;
  }
  
  .hero-badge-icon {
    width: 40px;
    height: 40px;
  }
  
  .hero-badge p {
    font-size: 14px;
  }
  
  .hero-watermark {
    font-size: 80px;
  }
  
  .home2-content,
  .home3-content {
    padding: 0 24px;
    gap: 32px;
  }
  
  .home2-media {
    height: 280px;
  }
  
  .home2-panel-inner {
    padding: 24px;
  }
  
  .home2-text {
    font-size: 24px;
  }
  
  .home2-subtitle {
    font-size: 18px;
  }
  
  .home2-feature {
    font-size: 16px;
  }
  
  .home3-title {
    font-size: 20px;
  }
  
  .home3-desc {
    font-size: 16px;
    line-height: 1.6;
  }
  
  .home3-image {
    width: 100%;
    max-width: 300px;
    height: 300px;
  }
  
  /* 未使用的样式引用已删除 */
}

/* 超小屏幕 */
@media (max-width: 360px) {
  .nav-links {
    gap: 16px;
  }
  
  .nav-link {
    font-size: 12px;
  }
  
  .hero-title {
    font-size: 24px;
  }
  
  .hero-subtitle {
    font-size: 13px;
  }
  
  /* 未使用的样式引用已删除 */

  .about-hero-inner,
  .business-hero-inner {
    padding: 28px 24px;
  }
}