/* ========================================
   永仪盛 (Yong Yi Sheng) - 首页定制样式
   基于首页设计0519.png 切片拼合
   ======================================== */

/* CSS 变量 */
:root {
  --blue-primary: #035bd6;
  --blue-deep: #0d51bc;
  --blue-dark: #0047ac;
  --blue-light: #56a4f5;
  --blue-bg: #eef4ff;
  --blue-bg2: #e8f1f9;
  --blue-gradient: linear-gradient(135deg, #0047ac, #2576e3);
  --orange: #ee7a01;
  --orange-hover: #d66d00;
  --navy: #0f172b;
  --text-dark: #292929;
  --text-body: #333333;
  --text-muted: #666666;
  --white: #ffffff;
  --shadow: 0 2px 20px rgba(0,0,0,0.08);
  --shadow-hover: 0 8px 30px rgba(0,0,0,0.15);
  --radius: 8px;
  --transition: all 0.3s ease;
}

/* ========================================
   通用
   ======================================== */
body {
  font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
  color: var(--text-body);
  overflow-x: hidden;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.5rem;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  letter-spacing: 2px;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--blue-primary);
  margin: 12px auto 0;
}

.btn-primary-custom {
  display: inline-block;
  background: var(--blue-primary);
  color: var(--white);
  padding: 10px 30px;
  border-radius: 4px;
  border: none;
  font-size: 0.95rem;
  text-decoration: none;
}
.btn-primary-custom:hover {
  background: var(--blue-deep);
  color: var(--white);
  text-decoration: none;
  box-shadow: var(--shadow-hover);
}

.btn-orange {
  display: inline-block;
  background: var(--orange);
  color: var(--white);
  padding: 10px 30px;
  border-radius: 4px;
  border: none;
  font-size: 0.95rem;
  text-decoration: none;
}
.btn-orange:hover {
  background: var(--orange-hover);
  color: var(--white);
  text-decoration: none;
  box-shadow: var(--shadow-hover);
}

.btn-outline-white {
  display: inline-block;
  border: 2px solid var(--white);
  color: var(--white);
  padding: 8px 28px;
  border-radius: 4px;
  background: transparent;
  font-size: 0.95rem;
  text-decoration: none;
}
.btn-outline-white:hover {
  background: var(--white);
  color: var(--blue-primary);
  text-decoration: none;
}

/* ========================================
   顶部栏
   ======================================== */
.header-top {
  background: var(--blue-primary);
  color: var(--white);
  font-size: 0.85rem;
  padding: 6px 0;
}
.header-top a {
  color: var(--white);
  text-decoration: none;
}
.header-top a:hover { opacity: 0.8; }
.header-top .contact-item {
  display: inline-block;
  margin-right: 20px;
}
.header-top .contact-item i {
  margin-right: 5px;
}

/* ========================================
   导航栏
   ======================================== */
.navbar-custom {
  background: var(--white) !important;
  padding: 0;
  border-bottom: 1px solid #eee;
}
.navbar-custom .navbar-brand {
  padding: 10px 0;
}
.navbar-custom .navbar-brand img {
  height: 50px;
}
.navbar-custom .navbar-nav .nav-link {
  color: var(--text-dark) !important;
  font-size: 0.95rem;
  padding: 1.5rem 1.2rem;
  font-weight: 500;
  position: relative;
}
.navbar-custom .navbar-nav .nav-link:hover,
.navbar-custom .navbar-nav .nav-item.active .nav-link {
  color: var(--blue-primary) !important;
}

/* 首页隐藏导航栏占位元素 */
.head-sm-height {
  display: none;
}

/* ========================================
   Hero 横幅
   ======================================== */
.section-hero {
  position: relative;
  overflow: hidden;
  background: var(--blue-dark);
}
.section-hero .swiper-container {
  width: 100%;
}
.section-hero .swiper-slide {
  position: relative;
}
.section-hero .swiper-slide img {
  width: 100%;
  height: auto;
  display: block;
}
.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to right, rgba(0,71,172,0.6) 0%, rgba(0,71,172,0.2) 50%, rgba(0,71,172,0) 100%);
}
.hero-caption {
  position: absolute;
  top: 50%;
  left: 10%;
  transform: translateY(-50%);
  color: var(--white);
  z-index: 10;
  max-width: 600px;
}
.hero-caption h1 {
  font-size: 2.8rem;
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.3;
  text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}
.hero-caption p {
  font-size: 1.15rem;
  line-height: 1.8;
  margin-bottom: 2rem;
  opacity: 0.9;
}

/* ========================================
   特性导航 — 三大产品分类入口（蓝色背景+白色图标）
   ======================================== */
.section-features {
  background-image: url('../images/首页设计0519_03.jpg');
  background-size: 100% auto;
  background-repeat: no-repeat;
  background-position: center top;
  position: relative;
  /* 切片 1920x269，按宽度比例自动撑高 */
  padding: 0;
  padding-top: 14.01%; /* 269/1920 */
}
.section-features .container {
  display: none;
}
.section-features .feature-card {
  display: none;
}

/* ========================================
   Section 2 图标热点 — hover 发光 + 阴影效果
   ======================================== */
.icon-hotspot {
  position: absolute;
  width: 5%;
  padding-top: 5%; /* 正方形 */
  border-radius: 50%;
  z-index: 10;
  cursor: pointer;
  background: transparent;
  transform: translate(-50%, -50%); /* 精确居中在坐标点上 */
  transition: box-shadow 0.4s ease, background 0.4s ease;
  box-shadow: 0 0 0 0 rgba(255,255,255,0);
}
.icon-hotspot:hover {
  background: rgba(255,255,255,0.08);
  box-shadow:
    0 0 15px 5px rgba(255,255,255,0.3),
    0 0 40px 10px rgba(255,255,255,0.15);
}

/* ========================================
   关于我们 - 原切片背景 + 气泡hover
   ======================================== */
.section-about-new {
  position: relative;
  width: 100%;
  padding-top: 53.75%; /* 1032/1920 */
  overflow: hidden;
}
.section-about-new .about-new-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: fill;
  pointer-events: none;
}
/* 每个dialog独立hover：暂时去掉边框效果 */
/*
#about-dialog-1:hover,
#about-dialog-2:hover,
#about-dialog-3:hover,
#about-dialog-4:hover,
#about-dialog-5:hover {
  outline: 2px solid rgba(3, 91, 214, 0.6);
  outline-offset: 4px;
  border-radius: 8px;
  filter: brightness(1.05);
}
*/

/* Section 3 透明热点：hover发光效果（不覆盖背景图） */
.about-hotspot {
  position: absolute;
  z-index: 10;
  cursor: pointer;
  background: transparent;
  transition: box-shadow 0.4s ease, background 0.4s ease;
  box-shadow: 0 0 0 0 rgba(3, 91, 214, 0);
  border-radius: 8px;
}
.about-hotspot:hover {
  background: rgba(3, 91, 214, 0.06);
  box-shadow:
    0 0 15px 5px rgba(3, 91, 214, 0.25),
    0 0 40px 10px rgba(3, 91, 214, 0.12);
}

/* 静态预览模式：隐藏切片区块的HTML内容，只展示背景图 */
.section-about .container,
.section-products .container,
.section-stats .container,
.section-contact .container {
  display: none;
}

/* ========================================
   关于我们
   ======================================== */
.section-about {
  background-image: url('../images/首页设计0519_04.jpg');
  background-size: 100% auto;
  background-repeat: no-repeat;
  background-position: center top;
  padding: 0;
  padding-top: 53.75%; /* 1032/1920 */
  position: relative;
}
.section-about .about-image {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.section-about .about-image img {
  width: 100%;
}
.section-about .about-content {
  padding: 30px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.section-about .about-content p {
  line-height: 2;
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}
.about-text-full {
  max-height: 500px;
  overflow-y: auto;
}
.about-lead {
  font-size: 1rem !important;
  color: var(--text-body) !important;
}
.stat-plus-sm {
  font-size: 1rem;
  font-weight: 700;
  color: var(--blue-primary);
}
.section-about .about-stats {
  display: flex;
  gap: 30px;
  margin-top: 30px;
}
.section-about .about-stat {
  text-align: center;
}
.section-about .about-stat .stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--blue-primary);
}
.section-about .about-stat .stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 5px;
}

/* ========================================
   产品展示
   ======================================== */
.section-products {
  background-image: url('../images/首页设计0519_05.jpg');
  background-size: 100% auto;
  background-repeat: no-repeat;
  background-position: center top;
  padding: 0;
  padding-top: 70.05%; /* 1345/1920 */
  position: relative;
}
.category-tabs {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.category-tab {
  display: inline-block;
  padding: 10px 25px;
  border: 1px solid #ddd;
  border-radius: 30px;
  color: var(--text-muted);
  font-size: 0.95rem;
  cursor: pointer;
  text-decoration: none;
  background: var(--white);
}
.category-tab:hover,
.category-tab.active {
  background: var(--blue-primary);
  color: var(--white);
  border-color: var(--blue-primary);
  text-decoration: none;
}
.product-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  margin-bottom: 25px;
  border: 1px solid #f0f0f0;
}
.product-card:hover {
  box-shadow: var(--shadow-hover);
}
.product-card-img {
  position: relative;
  overflow: hidden;
  height: 250px;
  background: #f8f9fa;
}
.product-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.product-card-body {
  padding: 20px;
}
.product-card-body h5 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 10px;
}
.product-card-body h5 a {
  color: var(--text-dark);
  text-decoration: none;
}
.product-card-body h5 a:hover { color: var(--blue-primary); }
.product-card-body .product-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ========================================
   统计数据蓝色带
   ======================================== */
.section-stats {
  background-image: url('../images/首页设计0519_06.jpg');
  background-size: 100% auto;
  background-repeat: no-repeat;
  background-position: center top;
  padding: 0;
  padding-top: 58.33%; /* 1120/1920 */
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.stat-item {
  text-align: center;
  padding: 30px 15px;
  position: relative;
  z-index: 1;
}
.stat-item .stat-icon {
  font-size: 2.5rem;
  margin-bottom: 15px;
  opacity: 0.9;
}
.stat-item .stat-number {
  font-size: 3rem;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 10px;
}
.stat-item .stat-label {
  font-size: 1rem;
  opacity: 0.85;
}
.stat-item .stat-plus {
  font-size: 1.5rem;
  font-weight: 700;
}

/* ========================================
   应用领域
   ======================================== */
.section-application {
  padding: 0 0 60px 0;
}
.application-banner-img {
  width: 100%;
  height: auto;
  display: block;
}
/* 卡片区域与图片内容区宽度对齐 */
.section-application > .container {
  max-width: 74.7%;
}
.section-application .section-title {
  font-size: 2.6rem;
}
.application-card {
  background: #1a3a6a;
  border-radius: 0;
  overflow: hidden;
  box-shadow: none;
  margin-bottom: 0;
}
.application-card:hover {
  box-shadow: 0 8px 25px rgba(0,0,0,0.15);
  transform: translateY(-3px);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.application-card-img {
  height: 0;
  padding-top: 73%; /* 与设计稿比例一致: 249/342 */
  overflow: hidden;
  position: relative;
}
.application-card-img img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.application-card:hover .application-card-img img {
  transform: scale(1.08);
}
/* hover 遮罩层 */
.application-card-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(3, 91, 214, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.4s ease;
}
.application-card:hover .application-card-overlay {
  opacity: 1;
}
.application-card-link {
  color: #fff;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 1px;
  border: 1px solid rgba(255,255,255,0.6);
  padding: 8px 20px;
  border-radius: 4px;
  transition: background 0.3s ease;
}
.application-card-link:hover {
  background: rgba(255,255,255,0.15);
}
.application-card-body {
  padding: 20px;
}
.application-card-body h5 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: #ffffff;
}
.application-card-body {
  padding: 15px 12px;
  text-align: center;
}
.application-card-body p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.6;
}

/* ========================================
   主营产品推荐
   ======================================== */
.section-product-recommend {
  padding: 0;
  padding-top: 67.7%;
  background: #e4ecff; /* 与首页设计0519_09.jpg同色调浅蓝 */
  position: relative;
}
.section-product-recommend > .container {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: 100%;
  padding-left: 15px;
  padding-right: 15px;
}
.section-product-recommend .section-title {
  font-size: 2.6rem;
  background: linear-gradient(135deg, #035bd6, #2576e3);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.recommend-card {
  display: block;
  background: #f5f7fa;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  margin-bottom: 20px;
  text-decoration: none;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.recommend-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}
.recommend-card-img {
  position: relative;
  height: 0;
  padding-top: 73%;
  overflow: hidden;
}
.recommend-card-img img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #ffffff;
  transition: transform 0.4s ease;
}
.recommend-card:hover .recommend-card-img img {
  transform: scale(1.08);
}
.recommend-card-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(3, 91, 214, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.4s ease;
}
.recommend-card:hover .recommend-card-overlay {
  opacity: 1;
}
.recommend-card-link {
  color: #fff;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 1px;
  border: 1px solid rgba(255,255,255,0.6);
  padding: 8px 20px;
  border-radius: 4px;
}
.recommend-card-body {
  padding: 15px 12px;
  text-align: center;
}
.recommend-card-body h5 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0;
  color: var(--text-dark);
}

/* ========================================
   产品优势
   ======================================== */
.section-advantages {
  background: var(--white);
  padding: 80px 0;
  position: relative;
}
.section-advantages > .container {
  max-width: 100%;
}
.advantage-card {
  text-align: center;
  padding: 40px 25px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  height: 100%;
}
.advantage-card:hover {
  box-shadow: var(--shadow-hover);
}
.advantage-card .advantage-icon {
  width: 70px;
  height: 70px;
  line-height: 70px;
  margin: 0 auto 20px;
  background: var(--blue-bg);
  border-radius: 50%;
  color: var(--blue-primary);
  font-size: 1.8rem;
  transition: transform 0.3s ease, background 0.3s ease, color 0.3s ease;
}
.advantage-card:hover .advantage-icon {
  background: var(--blue-primary);
  color: var(--white);
  transform: scale(1.2);
}
.advantage-card h4 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-dark);
}
.advantage-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 0;
}

/* ========================================
   进口座产品展示
   ======================================== */
.section-products-import {
  display: none;
}

/* ========================================
   联系我们
   ======================================== */
.section-contact {
  background: var(--blue-bg2);
  padding: 20px 0;
  position: relative;
}
.contact-info-box {
  background: var(--white);
  padding: 40px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  height: 100%;
}
.contact-info-box h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 25px;
  color: var(--text-dark);
}
.contact-info-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 20px;
}
.contact-info-item .contact-icon {
  width: 45px;
  height: 45px;
  line-height: 45px;
  text-align: center;
  background: var(--blue-bg);
  border-radius: 50%;
  color: var(--blue-primary);
  font-size: 1.2rem;
  margin-right: 15px;
  flex-shrink: 0;
}
.contact-info-item .contact-text h5 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 3px;
  color: var(--text-dark);
}
.contact-info-item .contact-text p {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin: 0;
}
.contact-form-box {
  background: var(--white);
  padding: 40px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  height: 100%;
}
.contact-form-box h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 25px;
  color: var(--text-dark);
}
.contact-form-box .form-control {
  height: 48px;
  border: 1px solid #e0e0e0;
  border-radius: 4px;
  padding: 0 15px;
  font-size: 0.9rem;
}
.contact-form-box .form-control:focus {
  border-color: var(--blue-primary);
  box-shadow: 0 0 0 0.2rem rgba(3,91,214,0.15);
}
.contact-form-box textarea.form-control {
  height: 120px;
  padding: 15px;
  resize: none;
}

/* ========================================
   页脚
   ======================================== */
.section-footer {
  background-color: var(--navy);
  color: rgba(255,255,255,0.7);
  padding: 60px 0 0;
}
.section-footer h5 {
  color: var(--white);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 20px;
}
.section-footer a {
  color: rgba(255,255,255,0.7);
  text-decoration: none;
}
.section-footer a:hover { color: var(--white); }
.section-footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.section-footer ul li {
  margin-bottom: 10px;
  font-size: 0.9rem;
  line-height: 1.8;
}
.section-footer .footer-contact li i {
  width: 20px;
  margin-right: 8px;
  color: var(--blue-light);
}
.section-footer .footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 0;
  margin-top: 40px;
  text-align: center;
  font-size: 0.85rem;
}
.section-footer .footer-qr {
  text-align: center;
}
.section-footer .footer-qr img {
  width: 120px;
  height: 120px;
  border: 3px solid rgba(255,255,255,0.2);
  border-radius: 4px;
  padding: 5px;
  background: var(--white);
}
.section-footer .footer-qr p {
  margin-top: 10px;
  font-size: 0.85rem;
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.footer-links a {
  display: inline-block;
  padding: 3px 0;
}

/* ========================================
   手机端底部导航
   ======================================== */
.mobile-nav-fixed {
  background: var(--blue-primary);
}

/* ========================================
   在线客服面板
   ======================================== */
.online dl { background: var(--blue-primary) !important; }
.online dl:hover { background: var(--blue-deep) !important; }
.online dl dt button { background: var(--blue-primary) !important; }

/* ========================================
   响应式
   ======================================== */
@media (min-width: 1200px) {
  .hero-caption h1 { font-size: 3.2rem; }
}

@media (max-width: 991px) {
  .hero-caption { left: 5%; }
  .hero-caption h1 { font-size: 2rem; }
  .hero-caption p { font-size: 1rem; }
  .section-title { font-size: 1.6rem; }
  .stat-item .stat-number { font-size: 2.2rem; }
  .navbar-custom .navbar-nav .nav-link { padding: 0.8rem 1rem; }
  .navbar-custom .navbar-nav .nav-link::after { display: none; }
}

@media (max-width: 767px) {
  .hero-caption {
    left: 20px;
    right: 20px;
    text-align: center;
  }
  .hero-caption h1 { font-size: 1.5rem; }
  .hero-caption p { font-size: 0.9rem; display: none; }
  .hero-caption .btn { padding: 8px 20px; font-size: 0.85rem; }
  .section-features { padding: 30px 0; }
  .feature-card { padding: 20px 10px; }
  .feature-card .feature-icon {
    width: 60px; height: 60px; line-height: 60px; font-size: 1.5rem;
  }
  .feature-card h3 { font-size: 1rem; }
  .section-about, .section-products, .section-stats,
  .section-application, .section-advantages, .section-contact {
    padding: 50px 0;
  }
  .section-title { font-size: 1.4rem; }
  .section-subtitle { font-size: 0.9rem; margin-bottom: 1.5rem; }
  .product-card-img { height: 180px; }
  .stat-item .stat-number { font-size: 1.8rem; }
  .contact-info-box, .contact-form-box { padding: 25px; }
  .section-footer { padding: 40px 0 0; text-align: center; }
  .footer-links { justify-content: center; }
  .about-stats { flex-direction: column; gap: 15px; }
  .application-card-img { height: 160px; }
}

@media (max-width: 375px) {
  .hero-caption h1 { font-size: 1.2rem; }
  .category-tab { padding: 8px 15px; font-size: 0.8rem; }
  .product-card-img { height: 140px; }
}

/* ========================================
   工具类
   ======================================== */
.scroll-top-btn {
  position: fixed;
  bottom: 80px;
  right: 20px;
  width: 45px;
  height: 45px;
  background: var(--blue-primary);
  color: var(--white);
  border: none;
  border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}
.scroll-top-btn.visible {
  opacity: 1;
  visibility: visible;
}
.scroll-top-btn:hover {
  background: var(--blue-deep);
}
img[loading="lazy"] { background: #f0f0f0; }

.bg-blue-primary { background: var(--blue-primary) !important; }
.bg-blue-deep { background: var(--blue-deep) !important; }
.bg-blue-light { background: var(--blue-bg) !important; }
.bg-navy { background: var(--navy) !important; }
.bg-orange { background: var(--orange) !important; }
.text-blue { color: var(--blue-primary) !important; }
.text-orange { color: var(--orange) !important; }
.text-white { color: var(--white) !important; }

/* ========================================
   内页通用样式
   ======================================== */
.inner-page {
  padding: 50px 0;
  min-height: 400px;
}
.inner-page .page-header {
  text-align: center;
  margin-bottom: 40px;
}
.inner-page .page-header h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 10px;
}
.inner-page .page-header p {
  color: var(--text-muted);
  font-size: 1rem;
  letter-spacing: 2px;
}
.inner-page .page-header h2::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--blue-primary);
  margin: 15px auto 0;
}

/* ========================================
   关于我们页面
   ======================================== */
.about-intro {
  padding: 60px 0;
  background: var(--white);
}
.about-intro .about-text h2 {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 20px;
}
.about-intro .about-text h2 span {
  color: var(--blue-primary);
}
.about-intro .about-text p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 2;
  margin-bottom: 15px;
}
.about-intro .about-image {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.about-intro .about-image img {
  width: 100%;
  height: auto;
}

/* 关于我们 - 数据统计 */
.about-stats-section {
  padding: 60px 0;
  background: var(--blue-bg);
}
.about-stat-card {
  text-align: center;
  padding: 30px 15px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 20px;
  transition: var(--transition);
}
.about-stat-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-5px);
}
.about-stat-card .stat-num {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--blue-primary);
  line-height: 1;
}
.about-stat-card .stat-plus {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--blue-primary);
}
.about-stat-card .stat-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 8px;
}

/* 关于我们 - 发展历程 */
.about-timeline {
  padding: 60px 0;
  background: var(--white);
}
.timeline-item {
  display: flex;
  margin-bottom: 40px;
  position: relative;
}
.timeline-item:last-child { margin-bottom: 0; }
.timeline-year {
  flex-shrink: 0;
  width: 100px;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--blue-primary);
  text-align: right;
  padding-right: 30px;
  position: relative;
}
.timeline-year::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 8px;
  width: 12px;
  height: 12px;
  background: var(--blue-primary);
  border-radius: 50%;
  z-index: 1;
}
.timeline-year::before {
  content: '';
  position: absolute;
  right: -1px;
  top: 20px;
  width: 2px;
  height: calc(100% + 40px);
  background: #e0e0e0;
}
.timeline-item:last-child .timeline-year::before { display: none; }
.timeline-body {
  padding-left: 30px;
  padding-top: 2px;
}
.timeline-body h5 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 8px;
}
.timeline-body p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin: 0;
}

/* 关于我们 - 企业文化 */
.about-culture {
  padding: 60px 0;
  background: var(--blue-bg2);
}
.culture-card {
  text-align: center;
  padding: 35px 20px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 20px;
  transition: var(--transition);
  height: 100%;
}
.culture-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-5px);
}
.culture-card .culture-icon {
  width: 70px;
  height: 70px;
  line-height: 70px;
  margin: 0 auto 20px;
  background: var(--blue-bg);
  border-radius: 50%;
  color: var(--blue-primary);
  font-size: 1.8rem;
  transition: var(--transition);
}
.culture-card:hover .culture-icon {
  background: var(--blue-primary);
  color: var(--white);
}
.culture-card h4 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 10px;
}
.culture-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 0;
}

/* ========================================
   产品中心页面
   ======================================== */
.product-page {
  padding: 40px 0 60px;
}
.product-filter-bar {
  background: var(--white);
  padding: 20px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 30px;
}
.product-filter-bar .filter-label {
  font-weight: 600;
  color: var(--text-dark);
  margin-right: 10px;
  white-space: nowrap;
}
.product-filter-bar .filter-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.product-filter-bar .filter-option {
  padding: 6px 18px;
  border: 1px solid #ddd;
  border-radius: 20px;
  color: var(--text-muted);
  font-size: 0.85rem;
  text-decoration: none;
  background: var(--white);
  transition: var(--transition);
}
.product-filter-bar .filter-option:hover,
.product-filter-bar .filter-option.active {
  background: var(--blue-primary);
  color: var(--white);
  border-color: var(--blue-primary);
  text-decoration: none;
}
.product-page .product-card {
  margin-bottom: 25px;
  display: flex;
  flex-direction: column;
  width: 100%;
}
.product-page .row > [class*="col-"] {
  display: flex;
}
.product-page .product-card > a {
  display: flex;
  flex-direction: column;
  flex: 1;
  text-decoration: none;
  color: inherit;
}
.product-page .product-card-img {
  position: relative;
  overflow: hidden;
  height: 182px;
  background: #ffffff;
  flex-shrink: 0;
}
.product-page .product-card-img img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #ffffff;
}
.product-page .product-card-body {
  flex: 1;
  display: flex;
  flex-direction: column;
}
.product-page .product-card-body h5 {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.product-page .product-card-body .product-desc {
  min-height: 38px;
}
.product-page .product-card-body > div:last-child {
  min-height: 28px;
  max-height: 28px;
  overflow: hidden;
}
.product-card-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 2;
}
.product-card-badge .badge {
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: 3px;
}
.product-search-box {
  margin-bottom: 30px;
}
.product-search-box .form-control {
  height: 46px;
  border: 1px solid #e0e0e0;
  border-radius: 23px 0 0 23px;
  padding: 0 20px;
  font-size: 0.9rem;
}
.product-search-box .form-control:focus {
  border-color: var(--blue-primary);
  box-shadow: 0 0 0 0.2rem rgba(3,91,214,0.1);
}
.product-search-box .btn-search {
  height: 46px;
  padding: 0 25px;
  border-radius: 0 23px 23px 0;
  background: var(--blue-primary);
  color: var(--white);
  border: none;
}

/* 产品详情页 */
.product-detail {
  padding: 40px 0 60px;
}
.product-gallery {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  margin-bottom: 30px;
}
.product-gallery .main-image {
  padding: 30px;
  text-align: center;
  background: #f8f9fa;
}
.product-gallery .main-image img {
  max-width: 100%;
  max-height: 400px;
  object-fit: contain;
}
.product-thumbs {
  display: flex;
  padding: 15px;
  gap: 10px;
  overflow-x: auto;
  justify-content: center;
}
.product-thumbs .thumb-item {
  width: 70px;
  height: 70px;
  border: 2px solid #eee;
  border-radius: 4px;
  overflow: hidden;
  cursor: pointer;
  flex-shrink: 0;
  transition: var(--transition);
}
.product-thumbs .thumb-item:hover,
.product-thumbs .thumb-item.active {
  border-color: var(--blue-primary);
}
.product-thumbs .thumb-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.product-info {
  background: var(--white);
  padding: 30px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.product-info h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 15px;
  padding-bottom: 15px;
  border-bottom: 1px solid #f0f0f0;
}
.product-info .info-item {
  display: flex;
  padding: 10px 0;
  border-bottom: 1px dashed #e8e8e8;
  font-size: 0.9rem;
}
.product-info .info-label {
  color: var(--text-muted);
  width: 80px;
  flex-shrink: 0;
  font-weight: 500;
}
.product-info .info-value {
  color: var(--text-dark);
}
.product-info .product-actions {
  margin-top: 25px;
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}
.product-detail-content {
  background: var(--white);
  padding: 30px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-top: 30px;
}
.product-detail-content h4 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 20px;
  padding-left: 15px;
  border-left: 4px solid var(--blue-primary);
}

/* ========================================
   行业应用页面
   ======================================== */
.application-page {
  padding: 40px 0 60px;
}
.app-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  margin-bottom: 30px;
  transition: var(--transition);
}
.app-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-5px);
}
.app-card .app-card-img {
  height: 200px;
  overflow: hidden;
  position: relative;
}
.app-card .app-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.app-card:hover .app-card-img img {
  transform: scale(1.05);
}
.app-card .app-card-body {
  padding: 20px;
}
.app-card .app-card-body h5 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 10px;
}
.app-card .app-card-body h5 a {
  color: var(--text-dark);
  text-decoration: none;
}
.app-card .app-card-body h5 a:hover {
  color: var(--blue-primary);
}
.app-card .app-card-body p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.app-card .app-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--blue-primary);
  color: var(--white);
  padding: 4px 12px;
  border-radius: 3px;
  font-size: 0.8rem;
  z-index: 2;
}

/* 行业应用详情 */
.app-detail {
  padding: 40px 0 60px;
}
.app-detail-header {
  text-align: center;
  margin-bottom: 30px;
}
.app-detail-header h2 {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 10px;
}
.app-detail-meta {
  color: var(--text-muted);
  font-size: 0.9rem;
}
.app-detail-meta span {
  margin: 0 10px;
}
.app-detail-content {
  background: var(--white);
  padding: 30px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  line-height: 2;
}
.app-detail-content img {
  max-width: 100%;
  border-radius: var(--radius);
  margin: 20px 0;
}
.app-related {
  margin-top: 50px;
}
.app-related h4 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 20px;
  padding-left: 15px;
  border-left: 4px solid var(--blue-primary);
}

/* ========================================
   联系我们页面
   ======================================== */
.contact-page {
  padding: 40px 0 60px;
}
.contact-card {
  background: var(--white);
  padding: 35px 25px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: center;
  margin-bottom: 25px;
  transition: var(--transition);
  height: 100%;
}
.contact-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-5px);
}
.contact-card .contact-card-icon {
  width: 65px;
  height: 65px;
  line-height: 65px;
  margin: 0 auto 18px;
  background: var(--blue-bg);
  border-radius: 50%;
  color: var(--blue-primary);
  font-size: 1.6rem;
  transition: var(--transition);
}
.contact-card:hover .contact-card-icon {
  background: var(--blue-primary);
  color: var(--white);
}
.contact-card h5 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 10px;
}
.contact-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin: 0;
}
.contact-main {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  margin-top: 20px;
}
.contact-main .contact-form-wrap {
  padding: 40px;
}
.contact-main .contact-form-wrap h4 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 25px;
  padding-left: 15px;
  border-left: 4px solid var(--blue-primary);
}
.contact-main .form-group {
  margin-bottom: 20px;
}
.contact-main .form-control {
  height: 48px;
  border: 1px solid #e0e0e0;
  border-radius: 4px;
  padding: 0 15px;
  font-size: 0.9rem;
  transition: var(--transition);
}
.contact-main .form-control:focus {
  border-color: var(--blue-primary);
  box-shadow: 0 0 0 0.2rem rgba(3,91,214,0.1);
}
.contact-main textarea.form-control {
  height: 130px;
  padding: 15px;
  resize: none;
}
.contact-main .btn-submit {
  height: 48px;
  padding: 0 40px;
  background: var(--blue-primary);
  color: var(--white);
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
}
.contact-main .btn-submit:hover {
  background: var(--blue-deep);
  box-shadow: var(--shadow-hover);
}
.contact-map {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  margin-top: 30px;
}
.contact-map iframe {
  width: 100%;
  height: 350px;
  border: 0;
}

/* ========================================
   Jumbotron 内页头部增强
   ======================================== */
.jumbotron-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.35);
}
.jumbotron .container {
  position: relative;
  z-index: 1;
}
.jumbotron .breadcrumb-nav {
  margin-top: 8px;
  font-size: 0.85rem;
  opacity: 0.85;
}
.jumbotron .breadcrumb-nav a {
  color: var(--white);
  text-decoration: none;
}
.jumbotron .breadcrumb-nav a:hover {
  text-decoration: underline;
}

/* ========================================
   留言板增强
   ======================================== */
.message-list {
  margin-bottom: 40px;
}
.message-item {
  background: var(--white);
  padding: 20px 25px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 15px;
  border-left: 4px solid var(--blue-primary);
}
.message-item .msg-header {
  display: flex;
  align-items: center;
  margin-bottom: 10px;
}
.message-item .msg-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  margin-right: 12px;
}
.message-item .msg-name {
  font-weight: 600;
  color: var(--text-dark);
  font-size: 0.95rem;
}
.message-item .msg-date {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-left: auto;
}
.message-item .msg-content {
  font-size: 0.9rem;
  color: var(--text-body);
  line-height: 1.7;
}
.message-item .msg-reply {
  margin-top: 12px;
  padding: 12px 15px;
  background: var(--blue-bg);
  border-radius: 4px;
  font-size: 0.88rem;
  color: var(--text-muted);
}
.message-item .msg-reply strong {
  color: var(--blue-primary);
}

/* ========================================
   搜索页面增强
   ======================================== */
.search-page {
  padding: 40px 0 60px;
}
.search-result-item {
  padding: 15px 0;
  border-bottom: 1px dashed #e0e0e0;
}
.search-result-item h5 {
  font-size: 1rem;
  margin-bottom: 5px;
}
.search-result-item h5 a {
  color: var(--text-dark);
  text-decoration: none;
}
.search-result-item h5 a:hover {
  color: var(--blue-primary);
}
.search-result-item p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0;
}

/* ========================================
   分页样式增强
   ======================================== */
.pagination-custom {
  display: flex;
  justify-content: center;
  gap: 5px;
  margin-top: 30px;
}
.pagination-custom .page-link {
  display: inline-block;
  width: 40px;
  height: 40px;
  line-height: 40px;
  text-align: center;
  border: 1px solid #e0e0e0;
  border-radius: 4px;
  color: var(--text-muted);
  font-size: 0.9rem;
  text-decoration: none;
  transition: var(--transition);
}
.pagination-custom .page-link:hover,
.pagination-custom .page-link.active {
  background: var(--blue-primary);
  color: var(--white);
  border-color: var(--blue-primary);
}

/* ========================================
   响应式 - 内页
   ======================================== */
@media (max-width: 767px) {
  .inner-page { padding: 30px 0; }
  .inner-page .page-header h2 { font-size: 1.4rem; }
  .about-intro { padding: 30px 0; }
  .about-intro .about-image { margin-top: 25px; }
  .timeline-year { width: 65px; font-size: 1rem; padding-right: 18px; }
  .timeline-body { padding-left: 18px; }
  .timeline-body h5 { font-size: 1rem; }
  .culture-card { margin-bottom: 15px; }
  .about-stat-card .stat-num { font-size: 1.8rem; }
  .product-page { padding: 20px 0 40px; }
  .product-page .product-card-img { height: 132px; }
  .product-info { padding: 20px; margin-top: 20px; }
  .product-info h2 { font-size: 1.2rem; }
  .product-detail-content { padding: 20px; }
  .app-card .app-card-img { height: 150px; }
  .contact-main .contact-form-wrap { padding: 25px; }
  .contact-card { padding: 25px 15px; }
  .contact-page { padding: 20px 0 40px; }
  .app-detail-header h2 { font-size: 1.4rem; }
}

@media (max-width: 375px) {
  .product-page .product-card-img { height: 108px; }
  .app-card .app-card-img { height: 120px; }
}