/* ==========================================================================
   CX-Display 上海创显光电技术有限公司 - 官方网站样式表
   Design System & Modern Aesthetic Stylesheet
   ========================================================================== */

/* --- 1. CSS 变量与设计规范 --- */
:root {
  --primary: #d04d89;
  --primary-hover: #b53872;
  --primary-light: #fcebf2;
  --primary-gradient: linear-gradient(135deg, #d04d89 0%, #e06d9d 100%);
  --tech-blue: #409eff;
  --tech-blue-hover: #338fee;
  --dark-bg: #14161f;
  --dark-card: #1c1e2a;
  --text-main: #2b2b2b;
  --text-muted: #666666;
  --text-light: #999999;
  --border-color: #ebebeb;
  --card-bg: #f8f8fc;
  --card-alt: #f7f6fe;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --max-width: 1440px;
  --header-height: 84px;
}

/* --- 2. 基础与全局重置 --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  color: var(--text-main);
  background-color: #ffffff;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

ul, ol {
  list-style: none;
}

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

button, input {
  font-family: inherit;
  outline: none;
  border: none;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* 渐变文本 */
.gradient-text {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* 按钮通用风格 */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 28px;
  background: var(--primary-gradient);
  color: #ffffff;
  font-size: 15px;
  font-weight: 500;
  border-radius: 30px;
  box-shadow: 0 4px 15px rgba(208, 77, 137, 0.35);
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(208, 77, 137, 0.45);
  color: #ffffff;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 26px;
  border: 1px solid rgba(255, 255, 255, 0.8);
  color: #ffffff;
  border-radius: 30px;
  font-size: 15px;
  backdrop-filter: blur(4px);
  cursor: pointer;
  transition: var(--transition);
}

.btn-outline:hover {
  background: #ffffff;
  color: var(--text-main);
  border-color: #ffffff;
}

/* 模块通用标题 */
.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-header .section-title {
  font-size: 36px;
  font-weight: 700;
  color: #222222;
  letter-spacing: 1px;
  position: relative;
  display: inline-block;
  padding-bottom: 14px;
}

.section-header .section-title::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 50px;
  height: 3px;
  background: var(--primary-gradient);
  border-radius: 2px;
}

.section-header .section-subtitle {
  font-size: 16px;
  color: var(--text-muted);
  margin-top: 14px;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

/* --- 3. 顶部导航栏 (Header) --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  background: transparent;
  transition: background 0.35s ease, box-shadow 0.35s ease, height 0.35s ease;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  border-bottom-color: rgba(0, 0, 0, 0.05);
  height: 74px;
}

.header-container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.header-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-logo .logo-img {
  height: 56px;
  width: auto;
  object-fit: contain;
  transition: var(--transition);
}

.header-logo .logo-white {
  display: block;
}

.header-logo .logo-dark {
  display: none;
}

.site-header.scrolled .header-logo .logo-white {
  display: none;
}

.site-header.scrolled .header-logo .logo-dark {
  display: block;
}

.site-header.scrolled .header-logo .logo-img {
  height: 50px;
}

/* 导航链接 */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-item {
  position: relative;
}

.nav-link {
  font-size: 16px;
  color: #ffffff;
  font-weight: 500;
  padding: 24px 0;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: var(--transition);
  position: relative;
}

.nav-link svg {
  width: 12px;
  height: 12px;
  fill: currentColor;
  transition: transform 0.3s ease;
}

.site-header.scrolled .nav-link {
  color: #2b2b2b;
}

.nav-item:hover > .nav-link {
  color: var(--primary);
}

.nav-item:hover > .nav-link svg {
  transform: rotate(180deg);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 18px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width 0.3s ease;
}

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

/* 下拉菜单 */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: #ffffff;
  min-width: 140px;
  padding: 8px 0;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 1010;
  border: 1px solid rgba(0, 0, 0, 0.04);
  text-align: center;
}

.nav-item:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.dropdown-item a {
  display: block;
  padding: 10px 16px;
  font-size: 14px;
  color: #4a4a4a;
  text-align: center;
  transition: var(--transition);
  white-space: nowrap;
}

.dropdown-item a:hover {
  background: var(--primary-light);
  color: var(--primary);
}

/* 导航右侧功能区 (搜索 + 语言切换) */
.header-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.search-trigger {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.15);
  transition: var(--transition);
}

.site-header.scrolled .search-trigger {
  color: #333333;
  background: #f0f2f5;
}

.search-trigger:hover {
  background: var(--primary);
  color: #ffffff;
  transform: scale(1.05);
}

.search-trigger svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* 语言选择器 */
.lang-dropdown {
  position: relative;
}

.lang-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 14px;
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  cursor: pointer;
  background: rgba(255, 255, 255, 0.1);
  transition: var(--transition);
}

.site-header.scrolled .lang-btn {
  color: #333333;
  border-color: #dcdfe6;
  background: #ffffff;
}

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

.lang-btn svg {
  width: 12px;
  height: 12px;
  fill: currentColor;
}

.lang-menu {
  position: absolute;
  top: 110%;
  right: 0;
  background: #ffffff;
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  padding: 8px 0;
  min-width: 110px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  text-align: center;
}

.lang-dropdown:hover .lang-menu {
  opacity: 1;
  visibility: visible;
}

.lang-menu a {
  display: block;
  padding: 6px 16px;
  font-size: 13px;
  color: #4a4a4a;
  text-align: center;
}

.lang-menu a:hover {
  background: var(--primary-light);
  color: var(--primary);
}

/* 移动端汉堡菜单按钮 */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: transparent;
  padding: 8px;
}

.mobile-toggle span {
  width: 24px;
  height: 2px;
  background: #ffffff;
  transition: var(--transition);
}

.site-header.scrolled .mobile-toggle span {
  background: #2b2b2b;
}

/* --- 4. 巨幕轮播区 (Hero Carousel) --- */
.hero-section {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 650px;
  max-height: 1080px;
  overflow: hidden;
  background-color: #0b0e14;
}

.carousel-container {
  width: 100%;
  height: 100%;
  position: relative;
}

.carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 1s ease, transform 1.2s ease;
  background-size: cover;
  background-position: center center;
  transform: scale(1.04);
}

.carousel-slide.active {
  opacity: 1;
  visibility: visible;
  transform: scale(1);
  z-index: 2;
}

/* 深色半透明渐变滤镜增强文本对比度 */
.carousel-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, rgba(11, 14, 20, 0.85) 0%, rgba(11, 14, 20, 0.5) 50%, rgba(11, 14, 20, 0.2) 100%);
}

.carousel-caption {
  position: absolute;
  top: 52%;
  left: 0;
  transform: translateY(-50%);
  width: 100%;
  z-index: 10;
  padding: 0 50px;
}

.caption-content {
  max-width: 820px;
  padding-left: 30px;
}

.caption-tag {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(208, 77, 137, 0.25);
  border: 1px solid rgba(208, 77, 137, 0.6);
  color: #ff94c2;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.caption-title {
  font-size: 52px;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.25;
  margin-bottom: 20px;
  letter-spacing: 0.5px;
  text-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

.caption-line {
  width: 60px;
  height: 3px;
  background: var(--primary);
  margin-bottom: 20px;
  border-radius: 2px;
}

.caption-desc {
  font-size: 20px;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.6;
  margin-bottom: 36px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.caption-actions {
  display: flex;
  gap: 16px;
}

/* 轮播控制器 (箭头 + 分页指示器) */
.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: var(--transition);
  backdrop-filter: blur(6px);
}

.carousel-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  transform: translateY(-50%) scale(1.08);
}

.carousel-btn.prev {
  left: 32px;
}

.carousel-btn.next {
  right: 32px;
}

.carousel-btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* 轮播指示器 */
.carousel-dots {
  position: absolute;
  bottom: 40px;
  left: 12%;
  display: flex;
  gap: 10px;
  z-index: 10;
}

.carousel-dot {
  width: 12px;
  height: 12px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: var(--transition);
}

.carousel-dot.active {
  width: 36px;
  background: #ffffff;
}

/* 滚动提示鼠标动效 */
.scroll-down {
  position: absolute;
  bottom: 35px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  z-index: 10;
  cursor: pointer;
  transition: var(--transition);
}

.scroll-down:hover {
  color: #ffffff;
}

.mouse-icon {
  width: 20px;
  height: 32px;
  border: 2px solid rgba(255, 255, 255, 0.7);
  border-radius: 12px;
  position: relative;
}

.mouse-wheel {
  width: 4px;
  height: 8px;
  background: #ffffff;
  border-radius: 2px;
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  animation: scrollWheel 2s infinite;
}

@keyframes scrollWheel {
  0% { transform: translate(-50%, 0); opacity: 1; }
  100% { transform: translate(-50%, 14px); opacity: 0; }
}

/* --- 5. 公司介绍与指标区 (About Us & Stats) --- */
.about-section {
  padding: 100px 0 80px;
  background: #ffffff;
  position: relative;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 70px;
}

.about-tagline {
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.about-title {
  font-size: 36px;
  font-weight: 700;
  color: #222222;
  line-height: 1.3;
  margin-bottom: 12px;
}

.about-divider {
  width: 50px;
  height: 3px;
  background: var(--primary-gradient);
  border-radius: 2px;
  margin-bottom: 24px;
}

.about-subtitle {
  font-size: 18px;
  font-weight: 600;
  color: #444444;
  margin-bottom: 20px;
}

.about-description {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 16px;
}

.about-actions {
  margin-top: 30px;
}

.about-visual {
  position: relative;
}

.about-image-card {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.about-image-card img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.about-image-card:hover img {
  transform: scale(1.04);
}

.about-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  padding: 12px 20px;
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 12px;
  border: 1px solid rgba(255, 255, 255, 0.5);
}

.badge-icon {
  width: 36px;
  height: 36px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.badge-text {
  font-size: 13px;
  font-weight: 600;
  color: #222222;
}

/* 数据指标卡片 (Stats Counters) */
.stats-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 40px 30px;
  background: var(--card-bg);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  border: 1px solid #f0f0f5;
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 10px 16px;
  border-right: 1px solid #e8e8ed;
}

.stat-item:last-child {
  border-right: none;
}

.stat-icon {
  width: 58px;
  height: 58px;
  flex-shrink: 0;
  background: #ffffff;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.stat-icon img {
  width: 34px;
  height: 34px;
  object-fit: contain;
}

.stat-value {
  font-size: 34px;
  font-weight: 700;
  color: #1a1a24;
  line-height: 1.1;
  display: flex;
  align-items: baseline;
  gap: 2px;
}

.stat-unit {
  font-size: 20px;
  font-weight: 600;
  color: var(--primary);
}

.stat-label {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* --- 6. 产品中心 (Product Center) --- */
.products-section {
  padding: 90px 0;
  background: #fafbfe;
}

/* 产品分类过滤器 */
.product-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 44px;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 10px 24px;
  border-radius: 30px;
  font-size: 15px;
  font-weight: 500;
  background: #ffffff;
  color: #555555;
  border: 1px solid #e6e8f0;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.tab-btn:hover,
.tab-btn.active {
  background: var(--primary-gradient);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 4px 16px rgba(208, 77, 137, 0.35);
}

/* 产品卡片矩阵 */
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.product-card {
  background: #ffffff;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid #f0f0f5;
  transition: var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(208, 77, 137, 0.3);
}

.product-header {
  padding: 24px 24px 10px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.product-info {
  flex: 1;
}

.product-model {
  font-size: 18px;
  font-weight: 700;
  color: #222222;
  line-height: 1.3;
  margin-bottom: 6px;
  transition: var(--transition);
}

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

.product-tag {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.4;
}

/* 右上角斜向圆圈箭头按钮 */
.product-arrow {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary-gradient);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition);
  box-shadow: 0 3px 10px rgba(208, 77, 137, 0.3);
}

.product-arrow svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
  transform: rotate(-45deg);
  transition: transform 0.3s ease;
}

.product-card:hover .product-arrow {
  transform: scale(1.1);
  box-shadow: 0 4px 14px rgba(208, 77, 137, 0.5);
}

.product-card:hover .product-arrow svg {
  transform: rotate(0deg);
}

.product-visual {
  padding: 20px 24px 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 240px;
  background: radial-gradient(circle at center, #ffffff 40%, #f7f6fe 100%);
  position: relative;
}

.product-visual img {
  max-height: 180px;
  max-width: 90%;
  object-fit: contain;
  transition: transform 0.5s ease;
  filter: drop-shadow(0 6px 12px rgba(0, 0, 0, 0.08));
}

.product-card:hover .product-visual img {
  transform: scale(1.08) translateY(-4px);
}

.product-specs {
  padding: 16px 24px 24px;
  background: #ffffff;
  border-top: 1px solid #f2f2f6;
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-muted);
}

.spec-item strong {
  color: #222222;
}

.product-view-all {
  text-align: center;
  margin-top: 50px;
}

/* --- 7. 服务支持 (Service & Support) --- */
.service-section {
  padding: 90px 0;
  background: #ffffff;
}

.service-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.service-card {
  position: relative;
  height: 380px;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: flex-end;
  color: #ffffff;
}

.service-card-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  transition: transform 0.8s ease;
}

.service-card:hover .service-card-bg {
  transform: scale(1.06);
}

.service-card-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(0deg, rgba(20, 22, 31, 0.92) 0%, rgba(20, 22, 31, 0.4) 60%, rgba(20, 22, 31, 0.1) 100%);
  transition: background 0.4s ease;
}

.service-card:hover .service-card-overlay {
  background: linear-gradient(0deg, rgba(208, 77, 137, 0.85) 0%, rgba(20, 22, 31, 0.4) 60%, rgba(20, 22, 31, 0.1) 100%);
}

.service-content {
  position: relative;
  z-index: 2;
  padding: 40px;
  width: 100%;
}

.service-title {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 12px;
}

.service-line {
  width: 40px;
  height: 3px;
  background: #ffffff;
  margin-bottom: 14px;
  border-radius: 2px;
}

.service-desc {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.6;
  margin-bottom: 24px;
  max-width: 480px;
}

.service-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 24px;
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 24px;
  font-size: 14px;
  color: #ffffff;
  backdrop-filter: blur(4px);
  transition: var(--transition);
}

.service-btn:hover {
  background: #ffffff;
  color: #222222;
}

/* --- 8. 新闻发布 (News & Insights) --- */
.news-section {
  padding: 90px 0;
  background: #fafbfe;
}

.news-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 40px;
}

/* 左侧精选头条卡片 */
.news-featured-card {
  background: #ffffff;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid #f0f0f5;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.news-featured-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

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

.news-featured-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

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

.news-featured-content {
  padding: 28px;
  display: flex;
  gap: 20px;
}

.news-date-badge {
  flex-shrink: 0;
  width: 68px;
  height: 68px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  line-height: 1.1;
  text-align: center;
}

.news-date-badge .day {
  font-size: 26px;
  font-weight: 700;
}

.news-date-badge .year-month {
  font-size: 11px;
  color: #999999;
  margin-top: 2px;
}

.news-featured-info {
  flex: 1;
}

.news-featured-title {
  font-size: 20px;
  font-weight: 700;
  color: #222222;
  margin-bottom: 10px;
  line-height: 1.4;
  transition: var(--transition);
}

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

.news-featured-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* 右侧新闻列表 */
.news-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.news-list-item {
  background: #ffffff;
  border-radius: 14px;
  padding: 20px 24px;
  display: flex;
  gap: 20px;
  align-items: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid #f0f0f5;
  transition: var(--transition);
}

.news-list-item:hover {
  transform: translateX(8px);
  border-color: rgba(208, 77, 137, 0.4);
  box-shadow: var(--shadow-md);
}

.news-item-info {
  flex: 1;
}

.news-item-title {
  font-size: 16px;
  font-weight: 600;
  color: #222222;
  margin-bottom: 6px;
  line-height: 1.4;
  transition: var(--transition);
}

.news-list-item:hover .news-item-title {
  color: var(--primary);
}

.news-item-desc {
  font-size: 13px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 420px;
}

.news-item-arrow {
  color: #cccccc;
  transition: var(--transition);
}

.news-list-item:hover .news-item-arrow {
  color: var(--primary);
  transform: translateX(4px);
}

.news-item-arrow svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* --- 9. 全局页脚 (Footer) --- */
.site-footer {
  background: #141620;
  color: #a0a5b5;
  padding: 80px 0 30px;
  position: relative;
  background-image: radial-gradient(circle at 10% 20%, rgba(208, 77, 137, 0.08) 0%, transparent 40%),
                    radial-gradient(circle at 90% 80%, rgba(64, 158, 255, 0.06) 0%, transparent 40%);
}

.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 50px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 24px;
}

.footer-logo {
  height: 56px;
  width: auto;
  object-fit: contain;
}

.footer-slogan {
  font-size: 18px;
  color: #ffffff;
  font-weight: 500;
  border-left: 1px solid rgba(255, 255, 255, 0.2);
  padding-left: 20px;
}

.footer-contacts-quick {
  display: flex;
  gap: 20px;
  align-items: center;
}

.footer-tel {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #ffffff;
  font-size: 20px;
  font-weight: 700;
}

.footer-tel svg {
  width: 22px;
  height: 22px;
  fill: var(--primary);
}

/* 页脚导航列 */
.footer-nav-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 30px;
  margin-bottom: 60px;
}

.footer-col-title {
  font-size: 16px;
  color: #ffffff;
  font-weight: 600;
  margin-bottom: 20px;
  position: relative;
}

.footer-col-links li {
  margin-bottom: 12px;
}

.footer-col-links a {
  font-size: 14px;
  color: #8c92a4;
  transition: var(--transition);
}

.footer-col-links a:hover {
  color: #ffffff;
  padding-left: 4px;
}

/* 页脚底部版权与资质 */
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: #6c7285;
}

.footer-links-inline {
  display: flex;
  gap: 18px;
}

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

/* --- 10. 弹窗与浮动控件 --- */
/* 搜索弹窗 */
.search-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(14, 16, 24, 0.85);
  backdrop-filter: blur(10px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.search-modal.active {
  opacity: 1;
  visibility: visible;
}

.search-modal-dialog {
  background: #ffffff;
  border-radius: 20px;
  width: 90%;
  max-width: 680px;
  padding: 40px;
  box-shadow: var(--shadow-lg);
  position: relative;
  transform: scale(0.92);
  transition: var(--transition);
}

.search-modal.active .search-modal-dialog {
  transform: scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #f4f5f9;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: #666666;
  transition: var(--transition);
}

.modal-close-btn:hover {
  background: #e6e8f0;
  color: #222222;
  transform: rotate(90deg);
}

.modal-close-btn svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.search-form {
  display: flex;
  border: 2px solid #e0e2eb;
  border-radius: 40px;
  overflow: hidden;
  transition: var(--transition);
  margin-bottom: 24px;
}

.search-form:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(208, 77, 137, 0.15);
}

.search-input {
  flex: 1;
  padding: 16px 24px;
  font-size: 16px;
  color: #222222;
}

.search-submit-btn {
  padding: 0 32px;
  background: var(--primary-gradient);
  color: #ffffff;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.search-submit-btn:hover {
  opacity: 0.95;
}

.search-keywords {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 14px;
}

.keyword-label {
  color: #888888;
  font-weight: 500;
}

.keyword-tag {
  padding: 4px 14px;
  background: #f2f3f7;
  color: #555555;
  border-radius: 16px;
  font-size: 13px;
  cursor: pointer;
  transition: var(--transition);
}

.keyword-tag:hover {
  background: var(--primary-light);
  color: var(--primary);
}

/* 返回顶部浮动按钮 */
.back-to-top {
  position: fixed;
  right: 28px;
  bottom: 36px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary-gradient);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 990;
  box-shadow: 0 4px 16px rgba(208, 77, 137, 0.4);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: var(--transition);
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 22px rgba(208, 77, 137, 0.6);
}

.back-to-top svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* 侧边悬浮咨询工具条 */
.floating-side-bar {
  position: fixed;
  right: 20px;
  top: 55%;
  transform: translateY(-50%);
  z-index: 990;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.side-item {
  width: 48px;
  height: 48px;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #4a4a4a;
  cursor: pointer;
  position: relative;
  transition: var(--transition);
}

.side-item:hover {
  background: var(--primary);
  color: #ffffff;
  transform: translateX(-4px);
}

.side-item svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

.side-tooltip {
  position: absolute;
  right: 60px;
  background: #222222;
  color: #ffffff;
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 13px;
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  pointer-events: none;
}

.side-tooltip::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -5px;
  transform: translateY(-50%);
  border-width: 5px 0 5px 6px;
  border-style: solid;
  border-color: transparent transparent transparent #222222;
}

.side-item:hover .side-tooltip {
  opacity: 1;
  visibility: visible;
}

/* --- 11. 响应式适配媒体查询 --- */
@media screen and (max-width: 1200px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-nav-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
  }
}

@media screen and (max-width: 992px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .stats-container {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
  .stat-item:nth-child(2) {
    border-right: none;
  }
  .service-cards {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .news-grid {
    grid-template-columns: 1fr;
  }
  .footer-top {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }
}

@media screen and (max-width: 768px) {
  :root {
    --header-height: 68px;
  }

  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--header-height));
    background: #ffffff;
    flex-direction: column;
    align-items: flex-start;
    padding: 24px;
    gap: 0;
    overflow-y: auto;
    transform: translateX(-100%);
    transition: transform 0.35s ease;
    z-index: 999;
  }

  .nav-menu.open {
    transform: translateX(0);
  }

  .nav-item {
    width: 100%;
    border-bottom: 1px solid #f0f0f5;
  }

  .nav-link {
    padding: 16px 0;
    color: #222222;
    justify-content: space-between;
  }

  .dropdown-menu {
    position: static;
    transform: none;
    box-shadow: none;
    border: none;
    padding: 0 0 12px 16px;
    opacity: 1;
    visibility: visible;
    display: none;
  }

  .nav-item.open-sub .dropdown-menu {
    display: block;
  }

  .mobile-toggle {
    display: flex;
  }

  .caption-title {
    font-size: 32px;
  }

  .caption-desc {
    font-size: 16px;
  }

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

  .stats-container {
    grid-template-columns: 1fr;
    padding: 24px 16px;
  }

  .stat-item {
    border-right: none;
    border-bottom: 1px solid #e8e8ed;
    padding-bottom: 16px;
  }

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

  .footer-nav-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-bottom {
    flex-direction: column;
    gap: 14px;
    text-align: center;
  }

  .floating-side-bar {
    display: none;
  }
}

/* ==========================================================================
   子页面通用组件与特定板块样式 (Subpage Shared Components & Layouts)
   ========================================================================== */

/* --- 通用子页面顶部通栏 Banner (Page Banner) --- */
.page-banner {
  position: relative;
  width: 100%;
  height: 380px;
  background-size: cover;
  background-position: center center;
  display: flex;
  align-items: center;
  color: #ffffff;
  margin-top: 0;
}

.page-banner::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, rgba(14, 16, 26, 0.88) 0%, rgba(14, 16, 26, 0.6) 60%, rgba(14, 16, 26, 0.3) 100%);
  z-index: 1;
}

.page-banner .container {
  position: relative;
  z-index: 2;
  margin-top: 40px;
}

.page-banner-tag {
  font-size: 14px;
  color: var(--primary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 8px;
}

.page-banner-title {
  font-size: 42px;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.25;
  margin-bottom: 12px;
}

.page-banner-desc {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.85);
  max-width: 680px;
  line-height: 1.6;
}

/* 面包屑导航 (Breadcrumbs) */
.breadcrumbs-bar {
  background: #f7f8fa;
  border-bottom: 1px solid #ebecee;
  padding: 14px 0;
  font-size: 14px;
  color: var(--text-muted);
}

.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
}

.breadcrumbs a {
  color: var(--text-muted);
}

.breadcrumbs a:hover {
  color: var(--primary);
}

.breadcrumbs span.separator {
  color: #c0c4cc;
}

.breadcrumbs span.current {
  color: var(--primary);
  font-weight: 500;
}

/* 子页面主要内容区域 */
.subpage-content {
  padding: 80px 0 100px;
  background: #ffffff;
}

/* --- 关于我们: 时间轴 (Timeline) --- */
.timeline {
  position: relative;
  max-width: 900px;
  margin: 60px auto 0;
  padding: 20px 0;
}

.timeline::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: #e4e7ed;
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  width: 50%;
  padding: 20px 40px;
  box-sizing: border-box;
}

.timeline-item.left {
  left: 0;
  text-align: right;
}

.timeline-item.right {
  left: 50%;
  text-align: left;
}

.timeline-dot {
  position: absolute;
  top: 30px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--primary-gradient);
  border: 4px solid #ffffff;
  box-shadow: 0 0 0 2px var(--primary);
  z-index: 2;
}

.timeline-item.left .timeline-dot {
  right: -8px;
}

.timeline-item.right .timeline-dot {
  left: -8px;
}

.timeline-card {
  background: #f9f9fc;
  padding: 24px;
  border-radius: 14px;
  border: 1px solid #edf0f5;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.timeline-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(208, 77, 137, 0.3);
}

.timeline-year {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 6px;
}

.timeline-title {
  font-size: 16px;
  font-weight: 600;
  color: #222222;
  margin-bottom: 8px;
}

.timeline-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* 企业理念与资质卡片 (Culture & Strengths) */
.strengths-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 50px;
}

.strength-card {
  background: #ffffff;
  border: 1px solid #f0f0f5;
  border-radius: 16px;
  padding: 36px 30px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.strength-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(208, 77, 137, 0.3);
}

.strength-icon {
  width: 70px;
  height: 70px;
  border-radius: 20px;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.strength-icon svg {
  width: 36px;
  height: 36px;
  fill: currentColor;
}

.strength-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
}

.strength-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* --- 应用行业方案大卡片 (Industry Solutions) --- */
.industry-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 90px;
  padding-bottom: 80px;
  border-bottom: 1px solid #f0f0f5;
}

.industry-block:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.industry-block.reverse {
  direction: rtl;
}

.industry-block.reverse .industry-text {
  direction: ltr;
}

.industry-visual-card {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.industry-visual-card img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

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

.industry-tag {
  display: inline-block;
  padding: 4px 14px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  border-radius: 20px;
  margin-bottom: 14px;
}

.industry-title {
  font-size: 30px;
  font-weight: 700;
  color: #222;
  margin-bottom: 18px;
  line-height: 1.3;
}

.industry-desc {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 24px;
}

.industry-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 28px;
}

.feature-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 500;
  color: #333;
}

.feature-pill svg {
  width: 18px;
  height: 18px;
  fill: var(--primary);
  flex-shrink: 0;
}

/* --- 产品中心增强多维检索栏 (Product Filters) --- */
.product-filter-bar {
  background: #f7f8fc;
  border: 1px solid #eaebf2;
  border-radius: 16px;
  padding: 24px 30px;
  margin-bottom: 40px;
}

.filter-row {
  display: flex;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px dashed #e2e4ee;
}

.filter-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.filter-label {
  font-weight: 700;
  font-size: 14px;
  color: #222222;
  width: 90px;
  flex-shrink: 0;
}

.filter-options {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.filter-btn {
  padding: 5px 16px;
  border-radius: 20px;
  font-size: 13px;
  color: #555555;
  background: transparent;
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--primary-gradient);
  color: #ffffff;
  font-weight: 500;
}

/* 产品分页器 (Pagination) */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 60px;
}

.page-btn {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: #ffffff;
  border: 1px solid #ebebeb;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #555555;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.page-btn:hover,
.page-btn.active {
  background: var(--primary-gradient);
  border-color: transparent;
  color: #ffffff;
}

/* --- 产品详情页布局 (Product Detail Layout) --- */
.detail-top-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 60px;
  margin-bottom: 60px;
}

.detail-gallery {
  background: #fbfbfd;
  border-radius: 18px;
  padding: 40px;
  border: 1px solid #edf0f5;
  text-align: center;
}

.detail-main-img {
  height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.detail-main-img img {
  max-height: 100%;
  max-width: 90%;
  object-fit: contain;
  filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.1));
}

.detail-info-title {
  font-size: 32px;
  font-weight: 700;
  color: #222222;
  margin-bottom: 12px;
}

.detail-info-brand {
  font-size: 15px;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 20px;
}

.detail-quick-specs {
  background: #f7f8fc;
  border-radius: 12px;
  padding: 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 30px;
  font-size: 14px;
}

.quick-spec-item strong {
  color: #222222;
}

/* 参数详情表格 (Specs Table) */
.specs-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 24px;
  font-size: 14px;
}

.specs-table th, .specs-table td {
  padding: 14px 20px;
  border: 1px solid #ebebeb;
  text-align: left;
}

.specs-table th {
  background: #f8f9fa;
  font-weight: 600;
  width: 25%;
  color: #333333;
}

.specs-table td {
  color: #555555;
}

/* --- 服务支持: FAQ 折叠手风琴 (Accordion) --- */
.faq-accordion {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-card {
  border: 1px solid #eaebf2;
  border-radius: 12px;
  overflow: hidden;
  background: #ffffff;
  transition: var(--transition);
}

.faq-card.active {
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.faq-header {
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-size: 17px;
  font-weight: 600;
  color: #222222;
  background: #fafbfe;
  user-select: none;
}

.faq-header svg {
  width: 16px;
  height: 16px;
  fill: #888888;
  transition: transform 0.3s ease;
}

.faq-card.active .faq-header svg {
  transform: rotate(180deg);
  fill: var(--primary);
}

.faq-body {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.8;
  background: #ffffff;
}

.faq-card.active .faq-body {
  padding: 20px 24px 24px;
  max-height: 300px;
}

/* --- 资料下载列表 (Download Table) --- */
.download-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.download-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 28px;
  background: #ffffff;
  border: 1px solid #eaebf2;
  border-radius: 14px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.download-row:hover {
  transform: translateX(6px);
  border-color: rgba(208, 77, 137, 0.4);
  box-shadow: var(--shadow-md);
}

.download-file-info {
  display: flex;
  align-items: center;
  gap: 18px;
}

.file-type-badge {
  width: 46px;
  height: 46px;
  border-radius: 10px;
  background: #fee7ef;
  color: #d04d89;
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  text-transform: uppercase;
}

.file-name {
  font-size: 16px;
  font-weight: 600;
  color: #222222;
  margin-bottom: 4px;
}

.file-meta {
  font-size: 13px;
  color: var(--text-light);
  display: flex;
  gap: 16px;
}

.download-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 22px;
  background: #f4f5f9;
  color: #444444;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
}

.download-action-btn:hover {
  background: var(--primary-gradient);
  color: #ffffff;
}

/* --- 联系我们板块 (Contact Page) --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 60px;
}

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

.branch-card {
  background: #ffffff;
  border: 1px solid #eaebf2;
  border-radius: 16px;
  padding: 28px;
  box-shadow: var(--shadow-sm);
}

.branch-title {
  font-size: 20px;
  font-weight: 700;
  color: #222222;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.branch-title::before {
  content: "";
  width: 4px;
  height: 18px;
  background: var(--primary);
  border-radius: 2px;
}

.branch-info-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 15px;
  color: var(--text-muted);
}

.branch-info-row svg {
  width: 18px;
  height: 18px;
  fill: var(--primary);
  flex-shrink: 0;
  margin-top: 3px;
}

/* 留言表单 (Contact Form) */
.contact-form-card {
  background: #fbfbfd;
  border: 1px solid #ebecee;
  border-radius: 20px;
  padding: 40px;
  box-shadow: var(--shadow-sm);
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: #333333;
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 12px 18px;
  border: 1px solid #dcdfe6;
  border-radius: 10px;
  font-size: 15px;
  background: #ffffff;
  transition: var(--transition);
  box-sizing: border-box;
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(208, 77, 137, 0.15);
}

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

/* 结算币种徽章列表 */
.currency-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.currency-pill {
  padding: 6px 14px;
  background: #f0f2f7;
  border-radius: 16px;
  font-size: 13px;
  color: #4a4a4a;
  font-weight: 500;
}

/* 文章详情页 (Article Content) */
.article-container {
  max-width: 860px;
  margin: 0 auto;
}

.article-header {
  text-align: center;
  padding-bottom: 30px;
  border-bottom: 1px solid #ebebeb;
  margin-bottom: 40px;
}

.article-title {
  font-size: 32px;
  font-weight: 700;
  color: #222222;
  line-height: 1.35;
  margin-bottom: 16px;
}

.article-meta {
  display: flex;
  justify-content: center;
  gap: 24px;
  font-size: 14px;
  color: var(--text-light);
}

.article-body {
  font-size: 16px;
  color: #3b3b3b;
  line-height: 1.9;
}

.article-body p {
  margin-bottom: 22px;
}

.article-body h3 {
  font-size: 22px;
  font-weight: 700;
  color: #222222;
  margin: 36px 0 16px;
}

.article-body img {
  border-radius: 14px;
  margin: 30px auto;
  box-shadow: var(--shadow-md);
}

.article-callout {
  background: #fdf5f8;
  border-left: 4px solid var(--primary);
  padding: 20px 24px;
  border-radius: 0 12px 12px 0;
  margin: 30px 0;
  font-size: 15px;
  color: #4a4a4a;
}


/* Allow news grid and flex children to shrink on narrow screens. */
.news-grid > *, .news-featured-info, .news-item-info { min-width: 0; }

@media (max-width:768px){.footer-brand{flex-wrap:wrap;max-width:100%;gap:16px}.footer-logo{max-width:100%;height:auto;max-height:56px}.footer-slogan{border-left:0;padding-left:0}}