/* ============================================================
   官网全站样式（v3 - 字号放大版）
   ============================================================ */

:root {
  --primary: #0a3d7a;
  --primary-dark: #062a56;
  --primary-light: #1e88e5;
  --accent: #1e88e5;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --text-dark: #1a2a3a;
  --text-body: #475569;
  --text-light: #94a3b8;
  --bg-light: #f7f9fc;
  --bg-gray: #f1f5f9;
  --border: #e2e8f0;
  --shadow-sm: 0 2px 8px rgba(10, 61, 122, 0.06);
  --shadow-md: 0 6px 20px rgba(10, 61, 122, 0.08);
  --shadow-lg: 0 12px 32px rgba(10, 61, 122, 0.12);
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;
  --nav-h: 68px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--text-dark);
  background: #fff;
  line-height: 1.7;
  padding-top: var(--nav-h);
  font-size: 15px;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s;
}

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

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
}

/* ============================================================
   顶部导航
   ============================================================ */
.site-navbar {
  height: var(--nav-h);
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 10px rgba(0, 0, 0, 0.04);
  transition: all 0.3s ease;
  z-index: 1030;
}

.site-navbar.scrolled {
  box-shadow: 0 4px 20px rgba(10, 61, 122, 0.1);
}

.site-navbar .navbar-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0;
}

.site-navbar .navbar-brand img {
  height: 44px;
  width: auto;
}

.site-navbar .nav-link {
  color: var(--text-dark) !important;
  font-size: 16px;
  font-weight: 500;
  padding: 9px 18px !important;
  margin: 0 2px;
  border-radius: 8px;
  transition: all 0.2s;
}

.site-navbar .nav-link:hover,
.site-navbar .nav-link.active {
  color: var(--primary) !important;
  background: rgba(10, 61, 122, 0.06);
}

.site-navbar .dropdown-menu {
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
  border-radius: var(--radius);
  padding: 8px;
  margin-top: 8px;
  min-width: 180px;
}

.site-navbar .dropdown-item {
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--text-body);
}

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

/* ============================================================
   全站搜索栏
   ============================================================ */
.global-search {
  background: linear-gradient(135deg, #eef4fb 0%, #f9fbff 100%);
  padding: 22px 0;
  border-bottom: 1px solid rgba(10, 61, 122, 0.04);
}

.global-search .search-wrapper {
  max-width: 680px;
  margin: 0 auto;
}

.global-search .input-group {
  display: flex;
  border-radius: 50px;
  overflow: hidden;
  box-shadow: 0 3px 16px rgba(10, 61, 122, 0.10);
  background: #fff;
  border: 1px solid #e8eef5;
}

.global-search .form-control {
  flex: 1;
  height: 46px;
  font-size: 15px;
  border: none;
  outline: none;
  padding-left: 24px;
  background: transparent;
}

.global-search .btn-search {
  width: 100px;
  background-color: var(--accent);
  border: none;
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  border-radius: 0 50px 50px 0;
  cursor: pointer;
  transition: background 0.3s;
}

.global-search .btn-search:hover {
  background-color: #0f6fc5;
}

.global-search .search-tip {
  text-align: center;
  margin-top: 10px;
  color: var(--text-light);
  font-size: 13px;
}

/* ============================================================
   Hero 区
   ============================================================ */
.hero-section {
  position: relative;
  height: 420px;
  overflow: hidden;
}

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

.hero-item {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1s ease;
}

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

.hero-item::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10, 61, 122, 0.75) 0%, rgba(6, 42, 86, 0.55) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  align-items: center;
  padding: 0 40px;
  max-width: 1200px;
  margin: 0 auto;
}

.hero-text {
  max-width: 580px;
  color: #fff;
}

.hero-text h1 {
  font-size: 38px;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 16px;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.3);
}

.hero-text p {
  font-size: 17px;
  line-height: 1.7;
  margin-bottom: 26px;
  opacity: 0.95;
}

.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-hero {
  padding: 12px 32px;
  font-size: 16px;
  font-weight: 600;
  border-radius: 50px;
  border: none;
  transition: all 0.3s;
  cursor: pointer;
}

.btn-hero.primary {
  background: linear-gradient(135deg, var(--accent), #0f6fc5);
  color: #fff;
  box-shadow: 0 5px 16px rgba(30, 136, 229, 0.4);
}

.btn-hero.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(30, 136, 229, 0.5);
  color: #fff;
}

.btn-hero.outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.6);
}

.btn-hero.outline:hover {
  background: #fff;
  color: var(--primary);
  border-color: #fff;
}

.hero-indicators {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 3;
}

.hero-indicators button {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: all 0.3s;
}

.hero-indicators button.active {
  background: #fff;
  width: 28px;
  border-radius: 5px;
}

/* ============================================================
   通用 Section
   ============================================================ */
.section {
  padding: 48px 0;
}

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

.section-header {
  text-align: center;
  margin-bottom: 32px;
}

.section-header h2 {
  font-size: 30px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
  position: relative;
  display: inline-block;
  padding-bottom: 14px;
}

.section-header h2::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 48px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--primary));
  border-radius: 2px;
}

.section-header p {
  font-size: 15px;
  color: var(--text-light);
  margin-top: 8px;
}

/* ============================================================
   4 大优势卡片
   ============================================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.feature-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 26px 20px;
  text-align: center;
  border: 1px solid var(--border);
  transition: all 0.3s;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(30, 136, 229, 0.3);
}

.feature-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--primary));
  box-shadow: 0 4px 14px rgba(30, 136, 229, 0.3);
}

.feature-card h3 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-dark);
}

.feature-card p {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.7;
  margin: 0;
}

/* ============================================================
   公司简介（左文右数字）
   ============================================================ */
.about-intro {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: center;
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 40px;
  border: 1px solid var(--border);
}

.about-intro-text h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 16px;
}

.about-intro-text p {
  font-size: 15px;
  color: var(--text-body);
  line-height: 1.85;
  margin-bottom: 14px;
}

.about-intro-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  text-align: center;
}

.about-intro-stats .stat-item {
  padding: 18px 8px;
  background: linear-gradient(135deg, #f0f6fc, #f9fbff);
  border-radius: var(--radius);
  border: 1px solid #e8eef5;
}

.about-intro-stats .stat-value {
  font-size: 30px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
  margin-bottom: 6px;
}

.about-intro-stats .stat-label {
  font-size: 13px;
  color: var(--text-light);
}

/* ============================================================
   核心业务卡片
   ============================================================ */
.business-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.business-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 30px 26px;
  text-align: center;
  border: 1px solid var(--border);
  transition: all 0.3s;
}

.business-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(30, 136, 229, 0.3);
}

.business-card .biz-icon {
  font-size: 44px;
  margin-bottom: 16px;
  display: block;
}

.business-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-dark);
}

.business-card p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.75;
  margin: 0;
}

/* ============================================================
   企业文化卡片
   ============================================================ */
.culture-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  text-align: center;
}

.culture-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 26px 18px;
  border: 1px solid var(--border);
  transition: all 0.3s;
}

.culture-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(30, 136, 229, 0.3);
}

.culture-card .culture-icon {
  font-size: 34px;
  margin-bottom: 12px;
  display: block;
}

.culture-card h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-dark);
}

.culture-card p {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.7;
  margin: 0;
}

/* ============================================================
   服务承诺卡片
   ============================================================ */
.promise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.promise-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 22px 20px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 16px;
  transition: all 0.3s;
}

.promise-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(30, 136, 229, 0.3);
}

.promise-card .promise-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  background: linear-gradient(135deg, #eef4fb, #f9fbff);
}

.promise-card .promise-info h4 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text-dark);
}

.promise-card .promise-info p {
  font-size: 13px;
  color: var(--text-light);
  margin: 0;
  line-height: 1.55;
}

/* ============================================================
   产品卡片（竖直，首页推荐 / 相关产品用）
   ============================================================ */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.product-card {
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: all 0.3s;
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(30, 136, 229, 0.3);
}

.product-img {
  height: 170px;
  background: linear-gradient(135deg, #f8fafc, #fff);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-bottom: 1px solid var(--bg-light);
}

.product-img img {
  max-width: 80%;
  max-height: 80%;
  object-fit: contain;
}

.product-img .img-placeholder {
  font-size: 48px;
  color: #cbd5e1;
}

.product-body {
  padding: 16px 18px 18px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 8px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 45px;
}

.product-title:hover {
  color: var(--accent);
}

.product-meta {
  font-size: 13px;
  color: var(--text-light);
  margin-bottom: 12px;
  line-height: 1.7;
}

.product-meta span {
  display: inline-block;
  margin-right: 10px;
}

.product-meta .label {
  color: #b1b9c6;
}

.product-price {
  margin-top: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 12px;
  border-top: 1px dashed var(--border);
}

.product-price .price {
  font-size: 19px;
  font-weight: 700;
  color: var(--danger);
}

.product-price .price small {
  font-size: 12px;
  font-weight: 400;
  color: var(--text-light);
}

.product-price .btn-cart {
  background: linear-gradient(135deg, var(--accent), #0f6fc5);
  color: #fff;
  border: none;
  padding: 7px 18px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.25s;
  box-shadow: 0 3px 10px rgba(30, 136, 229, 0.25);
}

.product-price .btn-cart:hover {
  transform: translateY(-1px);
  box-shadow: 0 5px 14px rgba(30, 136, 229, 0.4);
  background: linear-gradient(135deg, #0f6fc5, var(--primary));
}

/* ============================================================
   产品列表页 - 水平条状卡片（三栏式）
   ============================================================ */
.product-list-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.product-item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 16px;
  align-items: flex-start;
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 1px 6px rgba(10, 61, 122, 0.05);
  transition: all 0.25s ease;
  border: 1px solid rgba(10, 61, 122, 0.04);
  padding: 14px 18px;
}

.product-item:hover {
  box-shadow: 0 6px 18px rgba(10, 61, 122, 0.10);
  transform: translateY(-2px);
  border-color: rgba(30, 136, 229, 0.2);
}

.product-image-link {
  display: block;
  text-decoration: none;
}

.product-image {
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, #f0f6fc, #f8fafd);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border: 1px solid #eef2f7;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.image-placeholder {
  font-size: 28px;
  color: var(--accent);
}

.product-info {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.product-name-link {
  font-size: 16px;
  font-weight: 400;
  color: #1a2a3a;
  text-decoration: none;
  transition: color 0.2s;
  line-height: 1.4;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.product-name-link:hover {
  color: var(--accent);
}

.product-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.5;
}

.product-meta-row .label {
  color: #94a3b8;
  margin-right: 4px;
  font-weight: 400;
}

.product-meta-row .value {
  color: #1a2a3a;
  font-weight: 400;
}

.product-meta-row .value.highlight {
  color: red;
  font-weight: bold;
}

.product-spec-row {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 14px;
  flex-wrap: wrap;
}

.spec-select {
  width: auto;
  min-width: 100px;
  max-width: 140px;
  border-radius: 6px;
  font-size: 14px;
  color: #1a2a3a;
  border: 1px solid #e2e8f0;
  padding: 5px 10px;
  background: #fff;
  outline: none;
}

.spec-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(30, 136, 229, 0.12);
}

.price-text, .stock-text {
  font-size: 14px;
  color: #1a2a3a;
  white-space: nowrap;
}

.price-text .label, .stock-text .label {
  color: #94a3b8;
  font-weight: 400;
  margin-right: 3px;
}

.product-item .btn-cart {
  margin-left: auto;
  background: linear-gradient(135deg, var(--accent), #0f6fc5);
  color: #fff;
  border: none;
  padding: 6px 18px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.25s;
  white-space: nowrap;
  box-shadow: 0 3px 10px rgba(30, 136, 229, 0.25);
}

.product-item .btn-cart:hover {
  transform: translateY(-1px);
  box-shadow: 0 5px 14px rgba(30, 136, 229, 0.4);
  background: linear-gradient(135deg, #0f6fc5, var(--primary));
}

/* ============================================================
   分类卡片
   ============================================================ */
.category-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 14px;
}

.category-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 22px 14px;
  text-align: center;
  border: 1px solid var(--border);
  transition: all 0.3s;
  color: var(--text-dark);
  display: block;
}

.category-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
  color: var(--primary);
}

.category-card .cat-icon {
  font-size: 32px;
  margin-bottom: 10px;
  display: block;
}

.category-card .cat-name {
  font-size: 14px;
  font-weight: 500;
}

/* ============================================================
   应用领域卡片
   ============================================================ */
.app-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.app-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 22px;
  border: 1px solid var(--border);
  display: flex;
  gap: 16px;
  align-items: flex-start;
  transition: all 0.3s;
}

.app-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(30, 136, 229, 0.3);
}

.app-icon {
  flex-shrink: 0;
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: var(--bg-light);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}

.app-card h4 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 5px;
  color: var(--text-dark);
}

.app-card p {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.65;
  margin: 0;
}

/* ============================================================
   合作客户
   ============================================================ */
.partner-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 14px;
  align-items: center;
}

.partner-logo {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
  transition: all 0.3s;
  filter: grayscale(80%);
}

.partner-logo:hover {
  filter: grayscale(0);
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
}

.partner-logo img {
  max-height: 52px;
  max-width: 100%;
  object-fit: contain;
}

/* ============================================================
   资质证书
   ============================================================ */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.cert-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px;
  text-align: center;
  transition: all 0.3s;
  cursor: pointer;
}

.cert-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
}

.cert-card img {
  width: 100%;
  height: 150px;
  object-fit: contain;
  border-radius: 4px;
  background: var(--bg-light);
}

.cert-card p {
  font-size: 13px;
  color: var(--text-body);
  margin-top: 8px;
  margin-bottom: 0;
}

/* ============================================================
   资讯卡片
   ============================================================ */
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.article-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.3s;
  display: flex;
  flex-direction: column;
}

.article-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(30, 136, 229, 0.3);
}

.article-cover {
  height: 160px;
  background: linear-gradient(135deg, #eef4fb, #fff);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.article-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.article-body {
  padding: 18px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.article-cat {
  display: inline-block;
  font-size: 12px;
  color: var(--accent);
  background: rgba(30, 136, 229, 0.08);
  padding: 3px 10px;
  border-radius: 10px;
  margin-bottom: 10px;
  align-self: flex-start;
}

.article-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-dark);
  line-height: 1.5;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-title:hover {
  color: var(--accent);
}

.article-summary {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-footer {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px dashed var(--border);
  font-size: 12px;
  color: var(--text-light);
  display: flex;
  justify-content: space-between;
}

/* ============================================================
   按钮
   ============================================================ */
.btn-primary-custom {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent), #0f6fc5);
  color: #fff;
  padding: 11px 28px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 500;
  border: none;
  transition: all 0.3s;
  box-shadow: 0 4px 12px rgba(30, 136, 229, 0.3);
  cursor: pointer;
}

.btn-primary-custom:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(30, 136, 229, 0.4);
  color: #fff;
}

.btn-outline-custom {
  display: inline-block;
  background: transparent;
  color: var(--primary);
  padding: 11px 28px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 500;
  border: 2px solid var(--primary);
  transition: all 0.3s;
  cursor: pointer;
}

.btn-outline-custom:hover {
  background: var(--primary);
  color: #fff;
}

/* ============================================================
   产品列表页布局
   ============================================================ */
.list-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 24px;
}

.sidebar-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 16px;
}

.sidebar-title {
  padding: 14px 18px;
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
  background: var(--bg-light);
  border-bottom: 1px solid var(--border);
}

.sidebar-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar-list li a {
  display: block;
  padding: 10px 18px;
  font-size: 14px;
  color: var(--text-body);
  border-bottom: 1px solid #f1f5f9;
  transition: all 0.2s;
}

.sidebar-list li a:hover {
  background: var(--bg-light);
  color: var(--primary);
  padding-left: 22px;
}

.sidebar-list li a.active {
  background: linear-gradient(90deg, var(--primary), var(--primary-dark));
  color: #fff;
  font-weight: 500;
}

/* ★ 二级分类样式（缩进） */
.sidebar-list li a.level-2 {
  padding-left: 36px;
  font-size: 13px;
  color: #64748b;
  position: relative;
}

.sidebar-list li a.level-2::before {
  content: "└";
  position: absolute;
  left: 20px;
  color: #cbd5e1;
}

.sidebar-list li a.level-2:hover {
  padding-left: 40px;
  color: var(--primary);
}

.sidebar-list li a.level-2.active {
  padding-left: 36px;
  background: var(--bg-light);
  color: var(--primary);
  font-weight: 500;
  border-left: 3px solid var(--accent);
}

.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
  padding: 14px 20px;
  background: var(--bg-light);
  border-radius: var(--radius);
  font-size: 14px;
}

.toolbar .sort-options {
  display: flex;
  gap: 16px;
}

.toolbar .sort-options a {
  color: var(--text-body);
}

.toolbar .sort-options a.active {
  color: var(--accent);
  font-weight: 600;
}

/* 分页 */
.pagination-wrap {
  margin-top: 32px;
  display: flex;
  justify-content: center;
  gap: 6px;
}

.pagination-wrap a,
.pagination-wrap span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  height: 38px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--text-body);
  background: #fff;
  transition: all 0.2s;
}

.pagination-wrap a:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.pagination-wrap .active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* ============================================================
   产品详情页
   ============================================================ */
.breadcrumb-bar {
  padding: 16px 0;
  font-size: 14px;
  color: var(--text-light);
}

.breadcrumb-bar a {
  color: var(--text-body);
}

.breadcrumb-bar a:hover {
  color: var(--accent);
}

.breadcrumb-bar span {
  margin: 0 8px;
}

.detail-top {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 36px;
  padding: 28px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin-bottom: 24px;
}

.detail-image-wrap {
  background: linear-gradient(135deg, #f8fafc, #fff);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  min-height: 260px;
}

.detail-image-wrap img {
  max-width: 85%;
  max-height: 240px;
  object-fit: contain;
}

.detail-info h1 {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
  line-height: 1.4;
}

.product-slogan {
  font-family: 'Georgia', 'Times New Roman', serif;
  font-style: italic;
  font-size: 14px;
  color: #4a8ac9;
  letter-spacing: 1px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  opacity: 0.9;
}

.product-slogan::before,
.product-slogan::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, #e2e8f0, transparent);
}

.detail-metrics {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.metric-box {
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  text-align: center;
  flex: 1;
  min-width: 100px;
}

.metric-box .m-value {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
}

.metric-box .m-label {
  font-size: 12px;
  color: var(--text-light);
  margin-top: 3px;
}

.info-list {
  border-top: 1px dashed var(--border);
  padding-top: 14px;
  margin-bottom: 18px;
}

.info-list .info-row {
  display: flex;
  padding: 7px 0;
  font-size: 14px;
}

.info-list .info-row .info-label {
  width: 100px;
  color: var(--text-light);
  flex-shrink: 0;
}

.info-list .info-row .info-value {
  color: var(--text-dark);
  font-weight: 500;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  margin-top: 12px;
}

.spec-table th {
  background: var(--bg-light);
  padding: 11px 12px;
  text-align: left;
  font-weight: 600;
  color: var(--text-body);
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}

.spec-table td {
  padding: 11px 12px;
  border-bottom: 1px solid #f1f5f9;
  color: var(--text-dark);
}

.spec-table tr:hover td {
  background: #fafbfc;
}

/* ★ 规格表里的加入询价按钮美化 */
.spec-table .btn-cart {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent), #0f6fc5);
  color: #fff;
  border: none;
  padding: 6px 18px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.25s;
  box-shadow: 0 3px 10px rgba(30, 136, 229, 0.25);
}

.spec-table .btn-cart:hover {
  transform: translateY(-1px);
  box-shadow: 0 5px 14px rgba(30, 136, 229, 0.4);
  background: linear-gradient(135deg, #0f6fc5, var(--primary));
}

.detail-actions {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

/* 详情页内容块 */
.detail-block {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 30px;
  margin-bottom: 20px;
}

.detail-block h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--bg-light);
  position: relative;
}

.detail-block h3::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--accent);
}

.desc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.desc-table td {
  padding: 10px 16px;
  border-bottom: 1px solid #f1f5f9;
  vertical-align: top;
  color: var(--text-body);
  line-height: 1.75;
}

.desc-table td:first-child {
  width: 160px;
  color: var(--text-light);
  font-weight: 500;
}

/* 批次查询区 */
.batch-search-bar {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
}

.batch-search-bar input {
  flex: 1;
  padding: 10px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  outline: none;
  max-width: 360px;
}

.batch-search-bar input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(30, 136, 229, 0.12);
}

.batch-search-bar button {
  padding: 10px 24px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s;
}

.batch-search-bar button:hover {
  background: var(--primary);
}

.batch-latest {
  background: linear-gradient(135deg, #f0f9ff, #f8fafc);
  border: 1px solid #bae6fd;
  border-radius: var(--radius);
  padding: 18px 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 12px;
}

.batch-latest .info {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
  align-items: center;
  font-size: 14px;
}

.batch-latest .info .label {
  color: var(--text-light);
  margin-right: 4px;
}

.batch-latest .info strong {
  color: var(--primary);
}

/* ============================================================
   资讯详情
   ============================================================ */
.article-detail {
  background: #fff;
  padding: 36px 44px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.article-detail h1 {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.4;
  margin-bottom: 14px;
}

.article-detail .meta {
  color: var(--text-light);
  font-size: 13px;
  padding-bottom: 18px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--border);
}

.article-detail .meta span {
  margin-right: 18px;
}

.article-detail .content {
  font-size: 16px;
  line-height: 1.9;
  color: var(--text-body);
}

.article-detail .content img {
  max-width: 100%;
  margin: 16px auto;
  border-radius: var(--radius-sm);
}

/* ============================================================
   页头（关于 / 联系 / COA / 资讯 / 产品列表）
   ★ 高度已减小 1/3
   ============================================================ */
.page-hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  padding: 16px 0;
  color: #fff;
  text-align: center;
}

.page-hero h1 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 4px;
}

.page-hero p {
  font-size: 13px;
  opacity: 0.9;
}

/* ============================================================
   联系 / 关于
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 24px;
}

.contact-info {
  background: var(--bg-light);
  border-radius: var(--radius);
  padding: 26px;
}

.contact-info h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 14px;
}

.contact-info p {
  font-size: 14px;
  color: var(--text-body);
  line-height: 2.1;
  margin: 0;
}

.contact-info strong {
  color: var(--text-dark);
  display: inline-block;
  min-width: 76px;
}

.contact-form-wrap {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 14px;
  color: var(--text-body);
  margin-bottom: 8px;
}

.form-group label .required {
  color: var(--danger);
}

.form-control {
  width: 100%;
  padding: 11px 16px;
  font-size: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all 0.2s;
  font-family: inherit;
  background: #fff;
  outline: none;
}

.form-control:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(30, 136, 229, 0.12);
}

textarea.form-control {
  resize: vertical;
  min-height: 110px;
}

/* ============================================================
   COA 查询
   ============================================================ */
.coa-box {
  max-width: 640px;
  margin: 40px auto;
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 40px;
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.coa-box h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
}

.coa-box .desc {
  color: var(--text-light);
  font-size: 14px;
  margin-bottom: 26px;
}

.coa-box .search-group {
  display: flex;
  border: 2px solid var(--border);
  border-radius: 50px;
  overflow: hidden;
  margin-bottom: 18px;
}

.coa-box .search-group:focus-within {
  border-color: var(--accent);
}

.coa-box .search-group input {
  flex: 1;
  border: none;
  outline: none;
  padding: 14px 26px;
  font-size: 15px;
  background: transparent;
}

.coa-box .search-group button {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 0 30px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
  font-size: 15px;
}

.coa-box .search-group button:hover {
  background: var(--primary);
}

.coa-result {
  margin-top: 26px;
  padding: 18px;
  border-radius: var(--radius);
  text-align: left;
}

.coa-result.success {
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
}

.coa-result.error {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
}

/* ============================================================
   询价车
   ============================================================ */
.cart-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.cart-table th {
  background: var(--bg-light);
  padding: 14px;
  text-align: left;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-body);
}

.cart-table td {
  padding: 14px;
  border-top: 1px solid var(--border);
  font-size: 14px;
  color: var(--text-dark);
}

.cart-table input[type="number"] {
  width: 72px;
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  text-align: center;
  outline: none;
}

.cart-table input[type="number"]:focus {
  border-color: var(--accent);
}

.cart-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-light);
}

.cart-empty .icon {
  font-size: 64px;
  margin-bottom: 18px;
  opacity: 0.3;
}

.cart-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 26px;
  padding: 22px 30px;
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.cart-footer .total-info {
  font-size: 15px;
  color: var(--text-body);
}

.cart-footer .total-info strong {
  color: var(--danger);
  font-size: 22px;
  margin-left: 8px;
}

.inquiry-form {
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 26px;
  margin-top: 22px;
}

/* ============================================================
   页脚
   ============================================================ */
.site-footer {
  background: #0a2e52;
  color: #cbd5e1;
  padding: 44px 0 20px;
  margin-top: 56px;
}

.site-footer h5 {
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 18px;
}

.site-footer p {
  font-size: 13px;
  line-height: 1.9;
  color: #94a3b8;
  margin-bottom: 6px;
}

.site-footer a {
  display: block;
  color: #94a3b8;
  font-size: 13px;
  margin-bottom: 8px;
  transition: color 0.2s;
}

.site-footer a:hover {
  color: #fff;
}

.site-footer .copyright {
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
  font-size: 13px;
  color: #64748b;
}

/* ============================================================
   客服浮窗
   ============================================================ */
.float-service {
  position: fixed;
  right: 16px;
  bottom: 60px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.float-item {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s;
  position: relative;
  color: var(--primary);
  font-size: 19px;
}

.float-item:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.float-item .float-pop {
  position: absolute;
  right: 56px;
  top: 50%;
  transform: translateY(-50%);
  background: #fff;
  padding: 11px 15px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-dark);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s;
}

.float-item:hover .float-pop {
  opacity: 1;
  visibility: visible;
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1200px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .category-grid { grid-template-columns: repeat(4, 1fr); }
  .partner-grid { grid-template-columns: repeat(4, 1fr); }
  .cert-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 992px) {
  .hero-section { height: 360px; }
  .hero-text h1 { font-size: 30px; }
  .hero-content { padding: 0 24px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .app-grid { grid-template-columns: repeat(2, 1fr); }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .article-grid { grid-template-columns: repeat(2, 1fr); }
  .about-intro { grid-template-columns: 1fr; gap: 24px; }
  .detail-top { grid-template-columns: 1fr; gap: 20px; }
  .list-layout { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .business-grid { grid-template-columns: repeat(2, 1fr); }
  .culture-grid { grid-template-columns: repeat(2, 1fr); }
  .promise-grid { grid-template-columns: repeat(2, 1fr); }
  .about-intro-stats { grid-template-columns: repeat(3, 1fr); }
  .product-item { grid-template-columns: 80px 1fr; }
  .product-spec-row { justify-content: flex-start; margin-top: 10px; }
}

@media (max-width: 768px) {
  body { font-size: 14px; }
  .hero-section { height: 320px; }
  .hero-text h1 { font-size: 24px; }
  .hero-text p { font-size: 15px; }
  .hero-buttons { flex-direction: column; }
  .section { padding: 36px 0; }
  .section-header h2 { font-size: 22px; }
  .features-grid { grid-template-columns: 1fr; }
  .app-grid { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .article-grid { grid-template-columns: 1fr; }
  .category-grid { grid-template-columns: repeat(2, 1fr); }
  .partner-grid { grid-template-columns: repeat(3, 1fr); }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .business-grid { grid-template-columns: 1fr; }
  .culture-grid { grid-template-columns: repeat(2, 1fr); }
  .promise-grid { grid-template-columns: 1fr; }
  .about-intro { padding: 22px; }
  .about-intro-stats { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .article-detail { padding: 22px 18px; }
  .article-detail h1 { font-size: 20px; }
  .detail-block { padding: 18px; }
  .detail-block h3 { font-size: 16px; }
  .coa-box { padding: 26px 18px; margin: 24px auto; }
  .cart-table { font-size: 12px; }
  .cart-table th, .cart-table td { padding: 10px 8px; }
  .float-service { right: 10px; bottom: 50px; }
  .float-item { width: 42px; height: 42px; font-size: 17px; }
  .global-search { padding: 14px 0; }
  .global-search .form-control { height: 42px; font-size: 14px; }
  .global-search .btn-search { width: 80px; font-size: 14px; }
  .page-hero h1 { font-size: 22px; }
  .page-hero p { font-size: 13px; }
  .product-item {
    grid-template-columns: 1fr;
    text-align: left;
  }
  .product-image { width: 64px; height: 64px; }
}

/* ============================================================
   客服浮窗 - Emoji 图标适配
   ============================================================ */
.float-item .float-emoji {
  font-size: 20px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", "Segoe UI Symbol", sans-serif;
  color: initial;
}

/* ============================================================
   客服浮窗 - 微信二维码
   ============================================================ */
.float-pop .float-qr {
  width: 120px;
  height: 120px;
  object-fit: contain;
  display: block;
  border-radius: 4px;
  background: #fafafa;
}

.float-pop .qr-label {
  text-align: center;
  font-size: 12px;
  color: #94a3b8;
  margin-top: 6px;
}

.float-pop .qr-fallback {
  width: 120px;
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #c0c4cc;
  font-size: 12px;
  line-height: 1.6;
  background: #f7f9fc;
  border-radius: 4px;
  border: 1px dashed #dcdfe6;
}

.float-item .float-pop:has(.float-qr) {
  padding: 12px;
}

.float-item .float-pop {
  padding: 12px 15px;
}

/* ============================================================
   最新资讯 - 编辑风（纯文字序号列表）
   ============================================================ */
.news-editorial {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 0;
  overflow: hidden;
}

.news-editorial-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 32px 40px 20px;
  border-bottom: 2px solid var(--text-dark);
}

.news-editorial-title h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0 0 6px 0;
  letter-spacing: 1px;
}

.news-editorial-sub {
  display: block;
  font-size: 11px;
  color: var(--text-light);
  letter-spacing: 3px;
  font-family: 'Georgia', 'Times New Roman', serif;
  font-style: italic;
}

.news-editorial-all {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-light);
  text-decoration: none;
  transition: color 0.2s;
  letter-spacing: 1px;
}

.news-editorial-all .arrow {
  transition: transform 0.25s ease;
  display: inline-block;
}

.news-editorial-all:hover {
  color: var(--accent);
}

.news-editorial-all:hover .arrow {
  transform: translateX(4px);
}

.news-editorial-list {
  display: flex;
  flex-direction: column;
}

.news-editorial-item {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 28px;
  padding: 28px 40px;
  border-bottom: 1px solid #eef2f7;
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
  position: relative;
}

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

.news-editorial-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--accent);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.35s ease;
}

.news-editorial-item:hover {
  background: linear-gradient(90deg, rgba(30, 136, 229, 0.025), transparent 70%);
  padding-left: 48px;
}

.news-editorial-item:hover::before {
  transform: scaleY(1);
}

.ne-index {
  font-family: 'Georgia', 'Times New Roman', serif;
  font-size: 42px;
  font-weight: 400;
  color: #d6dde6;
  line-height: 1;
  letter-spacing: -1px;
  padding-top: 2px;
  transition: color 0.3s ease;
  user-select: none;
}

.news-editorial-item:hover .ne-index {
  color: var(--accent);
}

.ne-body {
  min-width: 0;
}

.ne-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 12px;
  margin-bottom: 10px;
  letter-spacing: 0.5px;
}

.ne-cat {
  color: var(--accent);
  font-weight: 500;
  font-family: 'Georgia', 'Times New Roman', serif;
  letter-spacing: 0.5px;
}

.ne-date {
  color: #b1b9c6;
  font-family: 'Georgia', 'Times New Roman', serif;
}

.ne-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-dark);
  line-height: 1.5;
  margin: 0 0 8px 0;
  transition: color 0.2s;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-editorial-item:hover .ne-title {
  color: var(--accent);
}

.ne-summary {
  font-size: 13.5px;
  color: var(--text-light);
  line-height: 1.7;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

@media (max-width: 992px) {
  .news-editorial-header {
    padding: 24px 24px 16px;
  }
  .news-editorial-item {
    padding: 22px 24px;
    grid-template-columns: 60px 1fr;
    gap: 18px;
  }
  .news-editorial-item:hover {
    padding-left: 32px;
  }
  .ne-index {
    font-size: 32px;
  }
}

@media (max-width: 768px) {
  .news-editorial-title h2 {
    font-size: 20px;
  }
  .ne-title {
    font-size: 15px;
  }
  .ne-summary {
    font-size: 12.5px;
    -webkit-line-clamp: 2;
  }
  .news-editorial-item {
    grid-template-columns: 46px 1fr;
    gap: 14px;
    padding: 18px 18px;
  }
  .ne-index {
    font-size: 26px;
  }
}

/* ============================================================
   资讯中心 - Tab 切换
   ============================================================ */
.article-tabs {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.article-tab {
  padding: 9px 26px;
  border-radius: 24px;
  font-size: 14px;
  font-weight: 500;
  background: var(--bg-gray);
  color: var(--text-body);
  transition: all 0.25s ease;
  text-decoration: none;
}

.article-tab:hover {
  background: #e0e7f1;
  color: var(--primary);
}

.article-tab.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(10, 61, 122, 0.2);
}

/* ============================================================
   资讯中心 - 头条大卡片
   ============================================================ */
.article-featured {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 0;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.35s ease;
  text-decoration: none;
  color: inherit;
  margin-bottom: 20px;
  min-height: 240px;
}

.article-featured:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(10, 61, 122, 0.12);
  border-color: rgba(30, 136, 229, 0.3);
}

.af-cover {
  width: 340px;
  height: 100%;
  min-height: 240px;
  background: linear-gradient(135deg, #eef4fb, #f9fbff);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-right: 1px solid var(--bg-light);
}

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

.article-featured:hover .af-cover img {
  transform: scale(1.06);
}

.af-body {
  padding: 32px 36px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}

.af-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 14px;
  font-size: 12px;
}

.af-cat {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  color: var(--accent);
  background: rgba(30, 136, 229, 0.08);
  padding: 3px 14px;
  border-radius: 12px;
  letter-spacing: 0.5px;
}

.af-date {
  color: #b1b9c6;
}

.af-title {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.4;
  margin: 0 0 14px 0;
  transition: color 0.2s;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-featured:hover .af-title {
  color: var(--accent);
}

.af-summary {
  font-size: 14.5px;
  color: var(--text-light);
  line-height: 1.8;
  margin: 0 0 20px 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.af-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 14px;
  border-top: 1px dashed var(--border);
  font-size: 12px;
  color: #b1b9c6;
}

.af-views {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.af-more {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--accent);
  font-weight: 500;
  font-size: 13px;
}

.af-more .arrow {
  transition: transform 0.25s ease;
  display: inline-block;
}

.article-featured:hover .af-more .arrow {
  transform: translateX(4px);
}

/* ============================================================
   资讯中心 - 横条卡片列表
   ============================================================ */
.article-row-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.article-row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.3s ease;
  text-decoration: none;
  color: inherit;
  align-items: stretch;
}

.article-row:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(10, 61, 122, 0.1);
  border-color: rgba(30, 136, 229, 0.3);
}

.article-row-cover {
  width: 220px;
  height: 100%;
  min-height: 150px;
  background: linear-gradient(135deg, #eef4fb, #f9fbff);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-right: 1px solid var(--bg-light);
}

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

.article-row:hover .article-row-cover img {
  transform: scale(1.06);
}

.article-row-body {
  padding: 22px 26px 22px 4px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-width: 0;
}

.article-row-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 10px;
  font-size: 12px;
}

.article-row-cat {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  color: var(--accent);
  background: rgba(30, 136, 229, 0.08);
  padding: 3px 12px;
  border-radius: 12px;
}

.article-row-date {
  color: #b1b9c6;
}

.article-row-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.45;
  margin-bottom: 10px;
  transition: color 0.2s;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-row:hover .article-row-title {
  color: var(--accent);
}

.article-row-summary {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.75;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.article-row-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 12px;
  border-top: 1px dashed var(--border);
  font-size: 12px;
  color: #b1b9c6;
}

.article-row-views {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.article-row-more {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--accent);
  font-weight: 500;
  font-size: 13px;
  transition: color 0.2s;
}

.article-row-more .arrow {
  transition: transform 0.25s ease;
  display: inline-block;
}

.article-row:hover .article-row-more .arrow {
  transform: translateX(4px);
}

/* ============================================================
   资讯详情 - 纯文本保留换行
   ============================================================ */
.article-detail .content {
  font-size: 16px;
  line-height: 1.9;
  color: var(--text-body);
  word-wrap: break-word;
}

.article-detail .content img {
  max-width: 100%;
  height: auto;
  margin: 16px auto;
  border-radius: var(--radius-sm);
  display: block;
}

.article-detail .content p {
  margin-bottom: 16px;
}

.article-detail .content ul,
.article-detail .content ol {
  margin: 12px 0 16px 24px;
  line-height: 1.9;
}

.article-detail .content h2,
.article-detail .content h3,
.article-detail .content h4 {
  color: var(--text-dark);
  margin: 24px 0 12px;
  line-height: 1.4;
}

@media (max-width: 992px) {
  .article-featured {
    grid-template-columns: 260px 1fr;
    min-height: 200px;
  }
  .af-cover {
    width: 260px;
    min-height: 200px;
  }
  .af-body {
    padding: 24px 26px;
  }
  .af-title {
    font-size: 20px;
  }
  .af-summary {
    font-size: 13.5px;
  }
  .article-row {
    grid-template-columns: 180px 1fr;
    gap: 18px;
  }
  .article-row-cover {
    width: 180px;
    min-height: 130px;
  }
  .article-row-body {
    padding: 18px 20px 18px 0;
  }
  .article-row-title {
    font-size: 16px;
  }
}

@media (max-width: 768px) {
  .article-tabs {
    gap: 8px;
    margin-bottom: 28px;
  }
  .article-tab {
    padding: 7px 18px;
    font-size: 13px;
  }
  .article-featured {
    grid-template-columns: 1fr;
    min-height: auto;
  }
  .af-cover {
    width: 100%;
    height: 200px;
    min-height: 200px;
    border-right: none;
    border-bottom: 1px solid var(--bg-light);
  }
  .af-body {
    padding: 20px 22px;
  }
  .af-title {
    font-size: 17px;
  }
  .af-summary {
    font-size: 13px;
    -webkit-line-clamp: 2;
  }
  .article-row {
    grid-template-columns: 110px 1fr;
    gap: 14px;
  }
  .article-row-cover {
    width: 110px;
    min-height: 110px;
  }
  .article-row-cover span {
    font-size: 36px !important;
  }
  .article-row-body {
    padding: 14px 14px 14px 0;
  }
  .article-row-title {
    font-size: 15px;
    -webkit-line-clamp: 2;
  }
  .article-row-summary {
    display: none;
  }
  .article-row-footer {
    padding-top: 8px;
  }
  .article-row-meta {
    gap: 8px;
    margin-bottom: 6px;
  }
}

/* ============================================================
   搜索联想下拉
   ============================================================ */
.search-box {
  position: relative;
}

.search-suggest {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 100px;
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(10, 61, 122, 0.12);
  z-index: 1000;
  max-height: 360px;
  overflow-y: auto;
  padding: 6px 0;
}

.search-suggest-item {
  padding: 10px 18px;
  cursor: pointer;
  transition: background 0.15s;
  border-bottom: 1px solid #f1f5f9;
}

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

.search-suggest-item:hover,
.search-suggest-item.active {
  background: #f0f7ff;
}

.search-suggest-item .ss-name {
  font-size: 14px;
  color: #1a2a3a;
  font-weight: 500;
  line-height: 1.5;
  margin-bottom: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.search-suggest-item .ss-name em {
  color: #ef4444;
  font-style: normal;
  font-weight: 700;
}

.search-suggest-item .ss-meta {
  font-size: 12px;
  color: #94a3b8;
  line-height: 1.4;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

@media (max-width: 768px) {
  .search-suggest {
    right: 80px;
    max-height: 300px;
  }
  .search-suggest-item {
    padding: 8px 14px;
  }
  .search-suggest-item .ss-name {
    font-size: 13px;
  }
  .search-suggest-item .ss-meta {
    font-size: 11px;
  }
}


/* ============================================================
   ★ 促销价样式（v2 — 简洁版）
   - 促销价：红色、不加粗（font-weight: 500）
   - 市场价：灰色 + 删除线（有促销时）
   - 右侧"促销"角标
   - 详情页规格表：价格列上下两行（划线市场价 + 促销价）
   ============================================================ */

/* ---------- 产品列表卡片 / 详情页相关产品 ---------- */
.price-block-promo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
  flex-wrap: wrap;
}

/* 划线市场价（有促销时） */
.price-market-strike {
  color: #b1b9c6;
  font-size: 13px;
  font-weight: 400;
  text-decoration: line-through;
  text-decoration-color: #d1d5db;
  text-decoration-thickness: 1px;
}
.price-market-strike .label {
  color: #b1b9c6;
  font-weight: 400;
  margin-right: 3px;
}

/* 促销价数字 */
.price-promo {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: #e53935;
  font-size: 18px;
  font-weight: 500;
  font-family: -apple-system, 'DIN Alternate', 'Helvetica Neue', Arial, sans-serif;
  letter-spacing: 0;
}
.price-promo .currency {
  font-size: 13px;
  font-weight: 500;
  margin-right: 1px;
}
.price-promo .spec-promo-price {
  font-weight: 500;
}

/* 促销角标 */
.promo-badge {
  display: inline-block;
  background: linear-gradient(135deg, #ff5252 0%, #d32f2f 100%);
  color: #fff;
  font-size: 11px;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: 10px;
  letter-spacing: 0.5px;
  margin-left: 2px;
  box-shadow: 0 1px 4px rgba(229, 57, 53, 0.2);
  vertical-align: middle;
}

/* ---------- 产品详情规格表 - 价格单元格上下两行 ---------- */
.price-stack {
  display: flex;
  flex-direction: column;
  gap: 2px;
  line-height: 1.4;
}
.price-stack .price-market-strike {
  font-size: 12px;
}
.price-stack .price-promo-value {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: #e53935;
  font-size: 16px;
  font-weight: 500;
  font-family: -apple-system, 'DIN Alternate', Arial, sans-serif;
  letter-spacing: 0;
}
.price-stack .price-promo-value .promo-badge-mini {
  display: inline-block;
  background: #ff5252;
  color: #fff;
  font-size: 10px;
  font-weight: 500;
  padding: 1px 5px;
  border-radius: 3px;
  line-height: 1.3;
  vertical-align: middle;
}

/* 无促销时的市场价显示（红色） */
.price-normal-red {
  color: #ef4444;
  font-size: 14px;
  font-weight: 500;
}

/* ---------- 询价车 ---------- */
.cart-table td.col-promo {
  color: #e53935;
  font-weight: 500;
  font-family: 'DIN Alternate', Arial, sans-serif;
}
.cart-table td.col-promo.empty {
  color: #cbd5e1;
  font-weight: 400;
}
.cart-table td.col-market {
  color: #1a2a3a;
  font-weight: 500;
}
.cart-table td.col-market.empty {
  color: #1a2a3a;
}

/* ---------- 通用：隐藏状态（JS 切换用） ---------- */
.price-hidden {
  display: none !important;
}