/*
Theme Name: Navan Theme (纳凡轻工定制)
Theme URI: https://navanfillingmachine.com/
Author: Gemini
Description: 专为张家港纳凡轻工设备有限公司定制的液体包装机械企业主题。支持产品分类、SEO优化、三端自适应。
Version: 1.5
Text Domain: navan
*/

/* ======================== 配色变量（全局复用） ======================== */
:root {
  --primary-brand: #1B34AA;
  --primary-brand-hover: #162B8C;
  --dark-bg: #0F1E63;
  --light-bg: #EEF2FF;
.breadcrumbalign-content  --key-button-price-hover: #EA5E00;
  --card-bg: #FFFFFF;
  --page-bg: #F8FAFC;
  --section-bg: #F1F5F9;
  --border-color: #E2E8F0;
  --text-main: #1E293B;
  --text-title: #0F172A;
  --button-bg: #0067FF;
  --card-shadow: rgba(27, 52, 170, 0.08);
  --hover-shadow: rgba(27, 52, 170, 0.15);
}

/* ======================== 全局重置 ======================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Microsoft YaHei", "Arial", sans-serif;
}

html {
  font-size: 16px;
}

@media (max-width: 768px) {
  html {
    font-size: 16px;
  }
}

body {
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: var(--button-bg);
}

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

ul {
  list-style: none;
	margin-bottom: 20px;
}

button, select {
  cursor: pointer;
  border: none;
  -webkit-tap-highlight-color: transparent;
}

input, select, textarea {
  border: 1px solid var(--border-color);
  padding: 8px 12px;
  border-radius: 4px;
  font-size: 1rem;
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--button-bg);
  box-shadow: 0 0 0 2px rgba(0, 103, 255, 0.2);
}

/* ======================== 通用工具类 ======================== */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
  width: 100%;
}

.btn {
  display: inline-block;
  padding: 12px 50px;
  border-radius: 4px;
  font-size: 1rem;
  font-weight: 500;
  transition: all 0.3s ease;
  text-align: center;
  -webkit-tap-highlight-color: transparent;
}

.primary-btn {
  background-color: var(--button-bg);
  color: #fff;
	border: 2px solid var(--border-color);
}

.primary-btn:hover, .primary-btn:active {
  background-color: var(--primary-brand);
  color: #fff;
}

.secondary-btn {
  background-color: var(--primary-brand);
  color: var(--card-bg);
  border: 2px solid var(--card-bg);
}

.secondary-btn:hover, .secondary-btn:active {
  background-color: var(--primary-brand-hover);
	color: var(--card-bg);
}

h2 {
  font-size: 1.75rem;
  color: var(--dark-bg);
  text-align: center;
  margin-bottom: 15px;
  font-weight: bold;
}

.section-desc {
  text-align: center;
  font-size: 1rem;
  color: var(--text-main);
  margin-bottom: 50px;
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}
.section-desc-left {
	text-align: left;
	margin-bottom: 50px;
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}
.section-desc-white {
	color: #ffffff;
	margin-bottom: 50px;
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 768px) {
  /* 按钮适配 */
  .section-desc {
    font-size: 0.9rem;
  }
}

.white-svg {
  filter: brightness(0) invert(1);
}

/* ======================== 头部导航 ======================== */
.header {
  background-color: var(--card-bg);
  border-bottom: 1px solid var(--border-color);
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 999;
  width: 100%;
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 22px;
  font-weight: 600;
  color: var(--primary-brand);
  z-index: 1000;
}

.logo img {
  height: 50px;
  width: auto;
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 20px;
  cursor: pointer;
  z-index: 1000;
  -webkit-tap-highlight-color: transparent;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--text-title);
  border-radius: 1px;
  transition: all 0.3s ease;
}

.nav-menu {
  position: relative;
  height: 100%;
}

.nav-menu .main-nav {
  display: flex;
  align-items: center;
  height: 100%;
  gap: 30px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-menu .main-nav > li {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
}

.nav-menu .main-nav > li > a {
  color: var(--text-title);
  font-size: 16px;
  font-weight: 400;
  text-decoration: none;
  padding: 0 4px;
  height: 100%;
  display: flex;
  align-items: center;
  position: relative;
  transition: color 0.3s ease;
}

.nav-menu .main-nav > li > a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 3px;
  background-color: var(--primary-brand);
  transition: width 0.3s ease;
  z-index: 2;
}

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

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

.nav-menu .dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--card-bg);
  min-width: 200px;
  box-shadow: 0 4px 12px var(--hover-shadow);
  border-radius: 0 0 4px 4px;
  padding: 8px 0;
  display: none;
  z-index: 9999;
  border-top: 3px solid var(--primary-brand);
  margin: 0;
  list-style: none;
}

.nav-menu .dropdown-menu li a {
  display: block;
  padding: 12px 20px;
  color: var(--text-main);
  font-size: 1rem;
  text-decoration: none;
  transition: all 0.3s ease;
}

.nav-menu .dropdown-menu li a:hover {
  background-color: var(--light-bg);
  color: var(--primary-brand);
  padding-left: 24px;
}

.nav-menu .main-nav > li:hover .dropdown-menu {
  display: block;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
  z-index: 1000;
}

.lang-select {
  width: 100px;
  padding: 6px 8px;
  margin-right: 10px;
  border-radius: 4px;
  border: 1px solid #a7aaad;
  font-size: 0.875rem;
  color: var(--text-main);
  background-color: var(--card-bg);
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23333' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  background-size: 16px;
}

.send-btn, .inquiry-btn {
  background-color: var(--button-bg);
  color: #fff;
  padding: 8px 15px;
  border-radius: 4px;
  font-size: 0.875rem;
  transition: background-color 0.3s ease;
}

.send-btn a{
	color:#fff;
}
.inquiry-btn {
  padding: 12px 32px;
  font-size: 1.125rem;
  font-weight: 600;
}

.send-btn:hover, .send-btn:active,
.inquiry-btn:hover {
  background-color: var(--primary-brand);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px var(--hover-shadow);
}

/* ======================== 导航响应式 ======================== */
@media (max-width: 992px) {
  .header-container {
    height: 70px;
  }
  .nav-menu .main-nav {
    gap: 24px;
  }
  .nav-menu .main-nav > li > a {
    font-size: 1rem;
  }
  .inquiry-btn {
    padding: 10px 24px;
    font-size: 1rem;
  }
}

@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }
  .nav-menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background-color: var(--card-bg);
    box-shadow: -2px 0 10px var(--hover-shadow);
    z-index: 999;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    padding-top: 100px;
    overflow-y: auto;
  }
  .nav-menu.active {
    transform: translateX(0);
  }
  .nav-menu .main-nav {
    flex-direction: column;
    align-items: flex-start;
    height: auto;
    padding: 0 20px;
    gap: 0;
  }
  .nav-menu .main-nav > li {
    height: auto;
    width: 100%;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    flex-direction: column;
  }
  .nav-menu .main-nav > li > a {
    height: auto;
    width: 100%;
    padding: 8px 0;
  }
  .nav-menu .main-nav > li > a::after {
    display: none;
  }
  .nav-menu .main-nav > li > a:hover,
  .nav-menu .main-nav > li.active > a {
    color: var(--primary-brand);
    padding-left: 8px;
  }
  .nav-menu .dropdown-menu {
    position: static;
    display: none;
    box-shadow: none;
    border-top: none;
    padding-left: 16px;
    margin-top: 8px;
  }
  .header-right {
    gap: 12px;
    position: absolute;
    left: 80%;
    transform: translateX(-80%);
    margin: 0 auto;
  }
  .inquiry-btn, .send-btn {
    display: none !important;
  }
  .lang-select {
    padding: 8px 12px;
    font-size: 0.875rem;
  }
  .hamburger.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
  }
  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }
  .hamburger.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
  }
}

@media (max-width: 576px) {
  .header-container {
    height: 60px;
  }
  .logo {
    font-size: 1.5rem;
  }
}

/* ======================== 顶部Banner ======================== */
.hero-banner {
  position: relative;
  height: 600px;
  overflow: hidden;
  width: 100%;
}

.banner-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.banner-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.7);
}

.banner-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: #fff;
  z-index: 2;
  max-width: 800px;
  padding: 0 20px;
  width: 100%;
}

.banner-content h1 {
  font-size: 2.625rem;
  margin-bottom: 20px;
  font-weight: bold;
}

.banner-content p {
  font-size: 1.125rem;
  margin-bottom: 30px;
  line-height: 1.8;
}

.banner-btns {
  margin-bottom: 20px;
}

.banner-btns .btn {
  margin: 0 10px;
}
@media (max-width: 768px) {
  /* 按钮适配 */
  .banner-btns {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
}

.banner-tags {
  display: flex;
  justify-content: center;
  gap: 20px;
  opacity: 0.9;
}

@media (max-width: 768px) {
  .hero-banner {
    height: 600px;
  }
  .banner-content p {
    font-size: 1rem;
  }
  .banner-content h1 {
    font-size: 2.5rem;
    padding: 0 30px;
	 line-height: 1.2;
  }
  .banner-btns {
    flex-direction: column;
    gap: 10px;
  }
  .banner-btns .btn {
    margin: 0;
    font-size: 14px;
  }
  .banner-tags {
    flex-direction: column;
    gap: 10px;
  }
}

/* ======================== 可灌装产品模块 ======================== */
.product-category {
  padding: 80px 0;
  background-color: var(--card-bg);
}

.section-header {
  text-align: center;
  margin-bottom: 40px;
}

.section-tag {
  display: inline-block;
  font-size: 18px;
  font-weight: 500;
  color: var(--button-bg);
  margin-bottom: 12px;
  letter-spacing: 1px;
}

.section-tag-text {
  margin-left: 20px;
  font-size: 14px;
}

.section-header h2 {
  font-size: 36px;
  color: var(--text-title);
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.3;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  width: 100%;
}

.category-item {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: all 0.3s ease;
  cursor: pointer;
}

.category-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--hover-shadow);
}

.category-item img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.category-item:hover img {
  transform: scale(1.03);
}

.category-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 12px 16px;
  background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
  color: var(--card-bg);
  font-size: 16px;
  font-weight: 600;
  text-align: center;
}

.category-label,
.category-label a {
  color: #ffffff !important;
}

@media (max-width: 992px) {
  .category-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  .section-header h2 {
    font-size: 30px;
  }
  .category-item img {
    height: 260px;
  }
}

@media (max-width: 768px) {
  .product-category {
    padding: 40px 0;
  }
  .section-header h2 {
    font-size: 24px;
  }
  .category-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .category-item img {
    height: 240px;
  }
  .category-label {
    font-size: 15px;
    padding: 10px 14px;
  }
}

@media (max-width: 576px) {
  .section-header h2 {
    font-size: 22px;
  }
  .category-item img {
    height: 220px;
  }
}

/* ======================== 热销产品 ======================== */
.hot-products {
  padding: 80px 0;
  background-color: var(--page-bg);
}

.hot-products .section-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
  gap: 20px;
}

.section-header-content {
  width: 70%;
  text-align: left;
}

.section-header-action {
  width: 30%;
  text-align: right;
}

.section-header-content h2 {
  font-size: 36px;
  color: var(--text-title);
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.3;
  text-align: left;
}


.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
  width: 100%;
}

.product-card {
  width: 100%;
  padding: 5px 5px 20px 5px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
  transition: transform 0.3s ease;
  overflow: hidden;
}

.product-card:hover {
  transform: translateY(-5px);
}

.product-img-link {
  display: block;
  width: 100%;
  margin-bottom: 15px;
}

.product-card img {
  width: 100%;
  object-fit: cover;
  border-radius: 4px;
  transition: transform 0.3s ease;
}

.product-card h3 {
  color: var(--dark-bg);
  margin: 10px;
  font-weight: bold;
	font-size:16px;
}

.product-card h3 a {
  color: var(--dark-bg);
  text-decoration: none;
  transition: color 0.3s ease;
}

.product-card h3 a:hover {
  color: var(--primary-brand);
}

.product-specs p{
  color: var(--text-main);
	font-size:14px;
	margin-bottom:30px;
}

.no-products {
  grid-column: 1 / -1;
  text-align: center;
  padding: 40px;
  color: var(--text-main);
}

@media (max-width: 992px) {
  .hot-products {
    padding: 60px 0;
  }
  .section-header-content,
  .section-header-action {
    width: 100%;
    text-align: center;
  }
  .hot-products .section-header-row {
    flex-direction: column;
    align-items: center;
  }
  .section-header-content h2,
  .section-header-content .section-desc {
    text-align: center;
  }
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .hot-products {
    padding: 40px 0;
  }
  .section-header-content h2 {
    font-size: 24px;
  }

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

}

/* ======================== 整线交钥匙解决方案 ======================== */
.turnkey-solution {
  padding: 80px 0;
  background-color: var(--card-bg);
}

.solution-content {
  display: flex;
  gap: 40px;
  align-items: center;
  width: 100%;
}

@media (max-width: 768px) {
  .solution-content {
    flex-direction: column; /* 核心：改成垂直排列 */
    gap: 20px; /* 手机端间距可以适当缩小，更美观 */
  }
}

.solution-steps {
  flex: 1;
}

.solution-steps li {
  display: flex;
  margin-bottom: 25px;
  align-items: flex-start;
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background-color: var(--button-bg);
  color: #fff;
  border-radius: 50%;
  font-size: 1rem;
  font-weight: bold;
  margin-right: 15px;
  flex-shrink: 0;
}

.step-content h4 {
  font-size: 1.125rem;
  color: var(--dark-bg);
  margin-bottom: 8px;
}

.step-content p {
  color: var(--text-main);
  line-height: 1.6;
}

.solution-img {
  flex: 1;
  text-align: center;
}

.solution-img img {
  max-width: 100%;
  border-radius: 4px;
  box-shadow: var(--card-shadow);
}

.img-note {
  font-size: 0.875rem;
  color: var(--text-main);
  margin-top: 10px;
  font-style: italic;
}

/* ======================== 公司简介 ======================== */
.company-intro {
  padding: 80px 0;
  background-color: var(--page-bg);
}

.intro-content {
  display: flex;
  gap: 40px;
  margin-bottom: 50px;
  width: 100%;
  align-items: center;
}

.intro-imgs {
  flex: 1;
  width: 100%;
}

.intro-imgs img {
  width: 100%;
  border-radius: 4px;
  margin-bottom: 10px;
}

.intro-sub-imgs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  width: 100%;
}

.intro-sub-imgs img {
  height: 90px;
  object-fit: cover;
  margin-bottom: 0;
}

.intro-text {
  flex: 1.2;
  width: 100%;
}

.intro-text p {
  line-height: 1.8;
  margin-bottom: 10px;
  color: var(--text-main);
  font-size: .9rem;
}

.intro-stats {
  display: flex;
  gap: 25px;
  margin: 30px 0;
  flex-wrap: wrap;
}

.stat-item {
  text-align: center;
  flex: 1;
  min-width: 80px;
  background-color: #ffffff;
  border-radius: 5px;
  padding:20px;
}

.stat-num {
  display: block;
  font-size: 1.75rem;
  font-weight: bold;
  color: var(--button-bg);
  margin-bottom: 5px;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-main);
}

.intro-locations {
  line-height: 2.2 !important;
}

.intro-locations i {
  font-size: 20px;
  color: #1b34aa;
  margin-right: 10px;
}

.service-support {
  margin-top: 40px;
}

.service-support h3 {
  font-size: 1.25rem;
  color: var(--dark-bg);
  margin-bottom: 15px;
  text-align: center;
}

.service-support p {
  text-align: center;
  font-size: 0.9375rem;
  color: var(--text-main);
  margin-bottom: 20px;
}

.service-imgs {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 10px;
  width: 100%;
}

.service-imgs img {
  width: 100%;
  height: 100px;
  object-fit: cover;
  border-radius: 4px;
}

@media (max-width: 768px) {
  .service-imgs {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 10px !important;
  }
  .stat-label {
    font-size: 14px;
  }
  .intro-sub-imgs {
    grid-template-columns: repeat(2, 1fr) !important;
  }
}

/* ======================== 图片灯箱 ======================== */
#lightbox-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  cursor: zoom-out;
}

#lightbox-overlay.active {
  display: flex;
}

#lightbox-img {
  max-width: 90%;
  max-height: 85vh;
  object-fit: contain;
  box-shadow: 0 0 20px rgba(0,0,0,0.5);
  cursor: default;
}

#lightbox-close {
  position: absolute;
  top: 20px;
  right: 30px;
  font-size: 40px;
  color: #fff;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 10000;
  line-height: 1;
  padding: 0;
  transition: opacity 0.2s;
}

#lightbox-close:hover {
  opacity: 0.7;
}

/* ======================== 核心优势 ======================== */
.core-advantages {
  position: relative;
  padding: 80px 0;
  color: #fff !important;
  width: 100%;
  background: linear-gradient(to bottom, #1B34AA, #0F1E63);
}

.advantage-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.advantage-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.4);
}

.core-advantages .container {
  position: relative;
  z-index: 2;
}

.core-advantages h2 {
  color: #fff;
}

.core-advantages .section-desc {
  color: #eee;
}

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  width: 100%;
}

.advantage-card {
  text-align: center;
  padding: 30px 20px;
  background-color: rgba(255,255,255,0.1);
  border-radius: 8px;
  backdrop-filter: blur(5px);
  width: 100%;
}

.advantage-card i {
  font-size: 2.5rem;
  margin-bottom: 20px;
  color: #fff;
}

.advantage-card h3 {
  font-size: 1.125rem;
  margin-bottom: 15px;
  font-weight: bold;
}

.advantage-card p {
  font-size: 0.875rem;
  line-height: 1.6;
  color: #eee;
}

@media (max-width: 768px) {
  .advantage-card p {
    font-size: 14px;
  }
  .advantage-card h3 {
    font-size: 16px;
  }
  .advantage-grid {
    grid-template-columns: 1fr;
  }
}

/* ======================== 客户评价 ======================== */
.customer-reviews {
  padding: 80px 0;
  background-color: var(--card-bg);
}

.review-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 50px;
  width: 100%;
}

.review-card {
  background-color: var(--section-bg);
  padding: 30px;
  border-radius: 8px;
  box-shadow: var(--card-shadow);
  width: 100%;
}

.review-text {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--text-main);
  margin-bottom: 20px;
  font-style: italic;
}

.review-author {
  display: flex;
  align-items: center;
}

.review-author img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
  margin-right: 15px;
}

.author-name {
  display: block;
  font-size: 1rem;
  font-weight: bold;
  color: var(--dark-bg);
}

.author-title {
  font-size: 0.8125rem;
  color: var(--text-main);
}

.brand-logos {
  display: flex;
  justify-content: left;
  flex-wrap: wrap;
  gap: 15px;
  width: 100%;
  margin-top: 30px;
}

.brand-logos img {
  height: 40px;
  opacity: 1;
  transition: opacity 0.3s ease;
  max-width: 100px;
  border: 1px solid var(--border-color);
}

.brand-logos img:hover {
  opacity: 0.7;
}

@media (max-width: 768px) {
  .brand-logos {
    gap: 10px;
    margin-top: 20px;
  }
  .review-grid {
    grid-template-columns: 1fr;
  }
}

/* ======================== 技术专栏 ======================== */
.tech-column {
  padding: 80px 0;
  background-color: var(--page-bg);
}

.column-content {
  display: flex;
  gap: 40px;
  width: 100%;
}

.column-video {
  flex: 1;
  text-align: center;
  background-color: #ffffff !important;
  padding: 0 0 20px 0 !important;
  border-radius: 8px !important;
  overflow: hidden !important;
  display: flex !important;
  flex-direction: column !important;
}

.column-video a.hotnews-img-link {
  display: block;
  width: 100%;
  border-radius: 8px;
  overflow: hidden;
}

.column-video img {
  width: 100%;
  height: 350px;
  object-fit: cover;
  border-radius: 8px 8px 0px 0px;
  transition: transform 0.3s ease;
}

.column-video a.hotnews-img-link:hover img {
  transform: scale(1.03);
}

.column-video .video-title {
  color: var(--dark-bg);
  font-weight: bold;
	margin: 10px 10px 0 10px;
}

.column-video .video-title a {
  color: inherit;
  text-decoration: none;
}

.column-video .video-title a:hover {
  color: var(--primary-brand);
}

.column-video .article-date {
  color: var(--text-main);
  font-size: 0.875rem;
}

.article-excerpt{
  font-size: 0.875rem;
  color: var(--text-main);
  margin-bottom: 5px;
}

.column-articles {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.article-item {
  display: flex;
  gap: 15px;
  background-color: var(--card-bg);
  padding: 10px;
  border-radius: 8px;
  box-shadow: var(--card-shadow);
  transition: transform 0.3s ease;
}

.article-item:hover {
  transform: translateY(-3px);
}

.article-item a {
  flex-shrink: 0;
}

.article-item img {
	width:100px;
  object-fit: cover;
  border-radius: 4px;
  transition: transform 0.3s ease;
}

.article-item:hover img {
  transform: scale(1.03);
}

.article-content {
  flex: 1;
}

.article-content h4 {
  font-size: 1rem;
  color: var(--dark-bg);
  margin-bottom: 5px;
  line-height: 1.5;
}

.article-content h4 a {
  color: inherit;
  text-decoration: none;
}

.article-content h4 a:hover {
  color: var(--primary-brand);
}

.article-content p {
  font-size: 0.875rem;
  color: var(--text-main);
  margin-bottom: 5px;
}

.article-date {
  font-size: 12px !important;;
  color: var(--text-main) !important;
}

@media (max-width: 992px) {
  .column-content {
    flex-direction: column;
  }
  .column-video img {
    height: 280px;
  }
  .article-content h4 {
    font-size: 15px;
  }
  .article-content p {
    font-size: 14px;
  }
  .article-date,
  .column-video .article-date {
    text-align: left;
    margin-left: 10px;
  }
}

@media (max-width: 576px) {
  .article-item {
    flex-direction: column;
  }
  .article-item img {
    width: 100%;
  }
}

@media (max-width: 768px) {
  .column-video .video-title,
  .article-excerpt {
    text-align: left;
  }
  .article-excerpt {
    margin: 0 10px 10px;
  }
}

/* ======================== 底部CTA ======================== */
.bottom-cta {
  position: relative;
  padding: 80px 0;
  color: #fff;
  text-align: center;
  width: 100%;
  background: linear-gradient(to bottom, #1B34AA, #0F1E63);
}

.cta-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.cta-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.4);
}

.bottom-cta .container {
  position: relative;
  z-index: 2;
}

.bottom-cta h2 {
  color: #fff;
  font-size: 30px;
}

.bottom-cta {
  color: #eee;
}

.custom-cta .cta-button {
  background-color: #0067FF;
  color: #fff;
  border: 2px solid #fff !important;
  padding: 16px 60px;
  font-weight: 600;
  border-radius: 4px;
  transition: all 0.3s ease;
}

.custom-cta .cta-button:hover {
  background-color: #1B34AA;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 103, 255, 0.3);
}

/* ======================== 联系页面 ======================== */
.banner {
  background: linear-gradient(to bottom, #1B34AA, #0F1E63);
  color: #fff;
  padding: 40px 0;
  text-align: center;
  width: 100%;
}

.banner-container {
  margin: 0 auto;
  padding: 0 20px;
  width: 100%;
}

.banner h1 {
  font-size: 2rem;
  margin-bottom: 15px;
}

.banner p {
  line-height: 1.7;
}

@media (max-width: 768px) {
  .banner p {
    font-size: .9rem;
  }
}

.content-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 40px 20px;
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 40px;
}

.contact-info h2 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 10px;
  text-align:left;
}

.contact-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 32px;
  background-color: #f8fafc;
  padding: 20px;
  border-radius: 8px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.icon-box {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  background-color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.icon-box i {
  font-size: 20px;
  color: #1b34aa;
}

.item-content h3 {
  font-size: 16px;
  font-weight: 600;
  margin: 0 0 8px 0;
}

.item-content p {
  line-height: 1.8;
  color: var(--text-main);
  font-size: .9rem;
}

.overseas-block {
  margin-top: 32px;
  padding: 16px;
  background-color:var(--page-bg);
  border-radius: 8px;
}

.overseas-block h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 12px;
}

.overseas-block p {
  line-height: 1.8;
  color: var(--text-main);
  font-size: 14px;
}

.overseas-block i {
  color: #1b34aa;
  margin-right: 6px;
}

.inquiry-form {
  background-color: #fff;
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.05);
  margin-bottom: 30px;
}

.inquiry-form h2 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 10px;
}

.form-sec-title {
	text-align: center;
	font-size: 0.9rem;
}

.form-desc {
  margin-bottom: 20px;
  font-size: 14px;
  text-align: center;
}

.modal-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  align-items: start;
}

.modal-form .form-group:nth-child(1),
.modal-form .form-group:nth-child(2),
.modal-form .form-group:nth-child(3),
.modal-form .form-group:nth-child(4) {
  grid-column: span 1;
}

.modal-form .form-group:nth-child(5),
.modal-form .form-group:nth-child(6) {
  grid-column: 1 / -1;
}

.modal-form .modal-submit {
  grid-column: 1 / -1;
  width: 100%;
  padding: 12px;
  background-color: #1b34aa;
  color: #fff;
  border: none;
  border-radius: 4px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.modal-form .modal-submit:hover {
  background-color: #152a8a;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 0;
}

.form-group label {
  font-size: 14px;
  color: #333;
  font-weight: 500;
}

.location {
  margin-bottom: 30px;
}

.location h2 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 15px;
}

.map img {
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.05);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-card {
  background-color: #f8fafc;
  padding: 20px;
  border-radius: 8px;
}

.service-card h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 10px;
}

.service-card p{
  line-height: 1.8;
  color: var(--text-main);
  font-size: 14px;
}

.service-card i {
  color: #1b34aa;
  margin-right: 6px;
}

@media (max-width: 768px) {
  .modal-form {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

@media (max-width: 992px) {
  .content-container {
    grid-template-columns: 1fr;
  }
  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .service-grid {
    grid-template-columns: 1fr;
  }
}

/* ======================== 页脚 ======================== */
.footer {
  background-color: var(--dark-bg);
  color: #fff;
  padding: 50px 0 20px;
  width: 100%;
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 2fr 1.5fr;
  gap: 50px;
  width: 100%;
}


.home-qrcode img {
  width: 80px;
  height: auto;
  margin: 0 auto 5px;
  display: block;
  background: #fff;
  border-radius: 4px;
}

.footer-left p {
  font-size: 0.875rem;
  margin: 15px 0;
  opacity: 0.8;
}

.footer-logo {
  display: flex;
  align-items: center;
  font-size: 1.125rem;
  font-weight: bold;
}

.footer-logo img {
  height: 35px;
  margin-right: 10px;
}

.footer-social a {
  display: inline-block;
  width: 30px;
  height: 30px;
  line-height: 30px;
  text-align: center;
  background-color: rgba(255,255,255,0.2);
  color: #fff;
  border-radius: 50%;
  margin-right: 8px;
  -webkit-tap-highlight-color: transparent;
}

.footer-middle h3, .footer-right h3, .footer-exhibition h3 {
  font-size: 1rem;
  margin-bottom: 15px;
  padding-bottom: 8px;
}

.footer-middle li {
  margin-bottom: 8px;
}

.footer-middle a {
  color: rgba(255,255,255,0.8);
  font-size: 0.875rem;
}

.footer-middle a:hover, .footer-middle a:active {
  color: #fff;
}

.footer-right p {
  font-size: 0.875rem;
  margin-bottom: 8px;
  opacity: 0.8;
}

.footer-right i {
  width: 18px;
  margin-right: 5px;
}

.exhibition-card {
  background-color: rgba(255,255,255,0.1);
  padding: 20px;
  border-radius: 4px;
}

.exhibition-card h4 {
  font-size: 0.9375rem;
  margin-bottom: 10px;
}

.exhibition-card p {
  font-size: 0.9rem;
  margin-bottom: 5px;
  opacity: 0.8;
}

.copyright {
  max-width: 1400px;
  margin: 30px auto 0;
  padding: 20px;
  font-size: 0.8125rem;
  text-align: center;
  border-top: 1px solid rgba(255,255,255,0.1);
  opacity: 0.7;
  width: 100%;
}

.copyright a {
  color: rgba(255,255,255,0.8);
}

.copyright a:hover, .copyright a:active {
  color: #fff;
}

@media (max-width: 992px) {
  .footer-container {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .footer-container {
    grid-template-columns: 1fr;
  }
}

/* ======================== 右侧悬浮图标 ======================== */
.float-icons {
  position: fixed;
  right: 20px;
  top: 80%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 999;
}

.float-icons a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--button-bg);
  color: #fff;
  border-radius: 50%;
  font-size: 1.125rem;
  -webkit-tap-highlight-color: transparent;
}

.float-icons .back-top {
  background-color: var(--primary-brand);
}

@media (max-width: 768px) {
  .float-icons {
    display: none;
  }
}

/* ======================== 公司简介页面 ======================== */
.about-intro {
  padding: 80px 0;
}

.about-content h2 {
  font-size: 30px;
  color: var(--text-title);
  text-align: left;
}

.intro-main-video {
  width: 100%;
  aspect-ratio: 16/9;
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 20px;
}

.intro-main-video video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.intro-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 30px;
}

.stat-card {
  background-color: var(--page-bg);
  padding: 20px 0 0px 20px;
  border-radius: 8px;
  text-align: left;
}

.stat-num {
  display: block;
  font-size: 30px;
  font-weight: bold;
  color: var(--button-bg);
  margin-bottom: 12px;
  line-height: 1;
}

.stat-text {
  font-size: 14px;
  color: var(--text-main);
  line-height: 1.6;
  margin: 0;
}

@media (max-width: 768px) {
  .intro-content {
    flex-direction: column;
  }
  .stat-num {
    font-size: 2.5rem;
  }
  .stat-text {
    font-size: 13px;
  }
}

/* ======================== 发展历程 ======================== */
.history-timeline {
  padding: 70px 0;
  background: var(--page-bg);
  overflow: hidden;
}

.timeline-list {
  position: relative;
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  gap: 0;
  width: 100%;
  min-height: 260px;
  overflow-x: auto;
  overflow-y: hidden;
  padding: 0 0 30px 0;
  scroll-behavior: smooth;
  cursor: grab;
}

.timeline-list:active {
  cursor: grabbing;
}

.timeline-list::-webkit-scrollbar {
  height: 6px;
}

.timeline-list::-webkit-scrollbar-track {
  background: #e5edff;
  border-radius: 3px;
}

.timeline-list::-webkit-scrollbar-thumb {
  background: #0067ff;
  border-radius: 3px;
}

.timeline-list::before {
  content: "";
  position: absolute;
  top: 30px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--button-bg);
  z-index: 1;
}

.timeline-item {
  position: relative;
  flex: 0 0 280px;
  padding: 0 15px;
  text-align: center;
  z-index: 2;
}

.timeline-year {
  display: inline-block;
  padding: 12px 24px;
  background: var(--button-bg);
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  border-radius: 50px;
  margin-bottom: 25px;
  position: relative;
  z-index: 3;
  box-shadow: 0 0 0 4px #f7f9fc;
}

.timeline-content {
  background: #fff;
  padding: 24px;
  border-radius: 10px;
  box-shadow: 0 3px 15px rgba(0, 0, 0, 0.06);
  min-height: 140px;
}

.timeline-content h3 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
  color: #222;
}

.timeline-content p {
  font-size: 0.9rem;
  color: #666;
  line-height: 1.6;
  margin: 0;
}

@media (max-width: 768px) {
  .history-timeline {
    padding: 50px 0;
  }
  .timeline-list {
    display: block;
    overflow: visible;
    min-height: auto;
    padding: 0 0 30px 40px;
    cursor: default;
  }
  .timeline-list::before {
    top: 0;
    left: 20px;
    width: 4px;
    height: 95%;
  }
  .timeline-item {
    flex: none;
    width: 100%;
    padding: 0 0 30px 0;
    text-align: left;
  }
  .timeline-year {
    margin-bottom: 12px;
    box-shadow: none;
    margin-left: -50px;
  }
  .timeline-content {
    min-height: auto;
  }
}

/* ======================== 核心价值观 ======================== */
.core-values {
  padding: 80px 0;
  background-color: #ffffff;
}

.core-values .section-header {
  text-align: center;
  margin-bottom: 50px;
}

.core-values .section-header h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-title);
  margin-bottom: 15px;
}

.core-values .section-desc {
  max-width: 900px;
  margin: 0 auto;
  color: var(--text-main);
  font-size: 16px;
  line-height: 1.7;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  width: 100%;
}

.value-card {
  background-color: #f7f9fc;
  padding: 30px 24px;
  border-radius: 10px;
  text-align: left;
  transition: transform 0.3s ease;
}

.value-card:hover {
  transform: translateY(-5px);
}

.value-card .icon-box {
  width: 60px;
  height: 60px;
  background-color: rgba(0, 103, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.value-card .icon-box i {
  font-size: 24px;
  color: var(--button-bg);
}

.value-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-title);
  margin-bottom: 15px;
}

.value-card p {
  margin: 0;
}

@media (max-width: 992px) {
  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .values-grid {
    grid-template-columns: 1fr;
  }
  .core-values {
    padding: 50px 0;
  }
}

/* ======================== 全球市场 ======================== */
.global-market {
  padding: 70px 0;
  background: #f7f9fc;
}

.market-header-content {
  width: 40%;
  text-align: left;
}

.market-header-content h2{
  text-align: left;
  font-size: 32px;
  font-weight: 700;
  color: var(--text-title);
  margin-bottom: 15px;
}

.market-content {
  display: flex;
  align-items: center;
  gap: 40px;
  margin: 0 auto;
}

.market-text {
  flex: 1;
  font-size: 16px;
  line-height: 1.9;
  color: #444;
}

.market-text p {
  margin: 0;
}

.market-map {
  flex: 1;
  text-align: center;
}

.market-map img {
  max-width: 100%;
  height: auto;
}

@media (max-width: 992px) {
  .market-content {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 768px) {
  .global-market {
    padding: 50px 0;
  }
  .market-header-content {
    width: 100%;
  }
}

/* ======================== 证书展示 ======================== */
.certificates-section {
  padding: 70px 0;
}

.certificates-section .section-desc {
  max-width: 900px;
  margin: 0 auto;
  color: var(--text-main);
  font-size: 16px;
  line-height: 1.7;
}

.certificates-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  width: 100%;
}

.cert-item {
  overflow: hidden;
  box-shadow: 0 3px 15px rgba(0, 0, 0, 0.06);
  transition: transform 0.3s ease;
  border: 5px solid #000;
  padding: 10px;
}

.cert-item:hover {
  transform: translateY(-5px);
}

.cert-item img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.3s ease;
}

.cert-item:hover img {
  transform: scale(1.03);
}

@media (max-width: 992px) {
  .certificates-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .certificates-section {
    padding: 50px 0;
  }
}

/* ======================== 产品汇总页面 ======================== */
.product-archive {
  padding: 70px 0;
}

.archive-layout {
  display: flex;
  justify-content: space-between;
  gap: 50px;
  align-items: flex-start;
}

.product-sidebar {
  width: 25%;
  flex-shrink: 0;
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.sidebar-title {
  background: #005ce6;
  color: #fff;
  padding: 18px 20px;
  font-size: 18px;
  font-weight: 600;
}

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

.category-list li {
  border-bottom: 1px solid #f0f0f0;
}

.category-list li a {
  display: block;
  padding: 14px 22px;
  color: #333;
  text-decoration: none;
  font-size: 15px;
  transition: all 0.2s;
}

.category-list li.current-menu-item a,
.category-list li a:hover {
  background: #e6f1ff;
  color: #005ce6;
  padding-left: 28px;
  font-weight: 500;
}

.product-main {
  width: 75%;
  flex-shrink: 0;
}

.product-main .product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
  margin-bottom: 50px;
}

.view-product-btn:hover {
  background: #004bb5;
  color: #ffffff;
}

.wp-block-list li {
  position: relative;
  padding-left: 20px;
}

.wp-block-list li::before {
  content: "";
  width: 6px;
  height: 6px;
  background-color: var(--primary-brand);
  border-radius: 50%;
  position: absolute;
  left: 0;
  top: 10px;
}

.product-btn{
  text-align: center;
}

@media (max-width: 768px) {
  .archive-layout {
    flex-direction: column;
    gap: 30px;
  }
  .product-sidebar,
  .product-main {
    width: 100% !important;
  }
  .product-main .product-grid {
    grid-template-columns: 1fr !important;
  }
}

/* ======================== 文章列表 ======================== */
/* ======================== 新闻列表通用 ======================== */
.blog-archive {
  padding: 70px 0;
}

/* 整体布局：桌面端左右结构 */
.archive-layout {
  display: flex;
  gap: 50px;
}


/* 右侧文章列表 */
.product-main {
  flex: 1;
}

.blog-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* 文章卡片：桌面端左右结构 */
.blog-card {
  display: flex;
  align-items: center;
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
  padding: 15px;
  gap: 20px;
}

.blog-thumb {
  width: 20%;
  flex-shrink: 0;
}

.blog-thumb img {
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 5;
  object-fit: cover;
  border-radius: 4px;
  display: block;
  image-rendering: crisp-edges;
  image-rendering: -webkit-optimize-contrast;
}

.blog-content {
  width: 80%;
}

.blog-content h3 {
  font-size: 18px;
  margin-bottom: 6px;
}

.blog-content h3 a {
  color: #222;
  text-decoration: none;
}

.blog-meta {
  font-size: 13px;
  color: #888;
  margin-bottom: 8px;
}

.blog-excerpt {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
  margin-bottom: 12px;
}

.blog-btn {
  text-align: left;
}

.view-product-btn {
  display: inline-block;
  padding: 8px 20px;
  background: #005ce6;
  color: #fff;
  text-decoration: none;
  border-radius: 4px;
  font-size: 14px;
}

/* ======================== 关键：手机端响应式 ======================== */
@media (max-width: 768px) {
  /* 1. 整体布局：侧边栏和文章列表改成上下结构 */
  .archive-layout {
    flex-direction: column;
  }

  /* 2. 侧边栏宽度撑满 */
  .product-sidebar {
    width: 100%;
  }

  /* 3. 文章卡片：改为上下结构 */
  .blog-card {
    flex-direction: column !important; /* 强制覆盖，防止被其他样式冲掉 */
    align-items: stretch;
    padding: 12px;
    gap: 12px;
  }

  /* 4. 图片和内容都撑满宽度 */
  .blog-thumb {
    width: 100% !important;
  }
  .blog-content {
    width: 100% !important;
  }

  /* 可选：调整文字大小，让手机端更舒服 */
  .blog-content h3 {
    font-size: 16px;
  }
  .blog-excerpt {
    font-size: 13px;
  }
}

/* ======================== 系统兼容修复 ======================== */
@media (max-width: 768px) and (max-height: 667px) {
  .nav-menu {
    max-height: 100vh;
  }
}

@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  input, select, textarea {
    border-width: 0.5px;
  }
}

/* ====================== 产品单页样式 ====================== */
/* 顶部Hero */
.product-single-hero {
  background: linear-gradient(to bottom, #1B34AA, #0F1E63);
  color: #fff;
  padding: 50px 0;
  text-align: center; /* 让所有内容居中 */
}

.hero-inner h1 {
  font-size: 36px;
  margin: 0 0 20px;
  font-weight: 700;
}

.breadcrumb p {
  display: flex;
  align-items: center;
  justify-content: center; /* 面包屑整体居中 */
  gap: 8px;
  flex-wrap: wrap;
  margin: 0;
  padding: 0;
  font-size: 0.9rem;
}

.breadcrumb a {
  color: rgba(255,255,255,0.9);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: #fff;
  text-decoration: underline;
}

.breadcrumb span {
  color: #fff;
}
/* ====================== 产品单页右侧样式 ====================== */
.product-single {
  padding: 70px 0;
}

/* 产品顶部：左右结构 */
.product-top {
  display: flex;
  gap: 50px;
  margin-bottom: 40px;
  align-items: flex-start;
}
.product-left-img {
  width: 40%;
  flex-shrink: 0;
}
.product-left-img img {
  width: 100%;
  height: auto;
}
.product-right-info {
  width: 60%;
}
.single-title {
  font-size: 28px;
  margin-bottom: 15px;
	text-align: left;
}

.inquiry-btn {
  background: #005ce6;
  color: #fff;
  padding: 10px 50px;
  border-radius: 4px;
  text-decoration: none;
  display: inline-block;
  margin-bottom: 20px;
}
.product-service p{
	font-size: 13px;
  color: #666;
  line-height: 1.5;
	margin-bottom: 5px;
}

/* 产品详情标题 */
.product-content h2{
  font-size: 18px;
  margin: 30px 0 15px;
  border-left: 5px solid var(--button-bg);
  padding-left: 10px;
	text-align: left;
}
.product-content h3{
  font-size: 16px;
  margin: 30px 0 15px;
	text-align: left;
}
.product-service i {
    color: #1b34aa;
    margin-right: 6px;
}
/* ====================== 参考图同款蓝色表格样式 ====================== */
.product-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
}
.product-content table thead th {
  background: #005ce6;
  color: #fff;
  padding: 10px 8px;
  font-weight: 500;
  border: 1px solid #fff;
}
.product-content table tbody td {
  padding: 10px 8px;
  border: 1px solid #eee;
  color: #333;
}
.product-content table tbody tr:nth-child(even) {
  background: #f8f9fa;
}

/* 响应式适配 */
@media (max-width:768px) {
  .product-top {
    flex-direction: column;
  }
  .product-left-img,
  .product-right-info {
    width: 100%;
  }
  .product-content table {
    display: block;
    overflow-x: auto;
  }
}

/* 手机端：分类放下面，详情放上面 */
@media (max-width: 768px) {
  .archive-layout {
    display: flex;
    flex-direction: column;
  }
  /* 右侧产品详情 顺序置顶 */
  .product-main {
    order: 1;
    width: 100%;
  }
  /* 左侧产品分类 顺序置底 */
  .product-sidebar {
    order: 2;
    width: 100%;
    margin-top: 30px;
  }
}

/* 全宽灰色直线 */
.full-width-line {
  width: 100%;
  height: 1px;
  background-color: #e5e7eb; /* 柔和灰色 */
  margin: 30px 0; /* 上下间距 */
}

/* 相关产品 */
.related-products {
  padding: 60px 0;
  background: #f8f9fa;
}
.related-title {
  text-align: center;
  font-size: 24px;
  margin-bottom: 40px;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 20px;
}
.related-card {
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  text-align: center;
  padding: 15px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}
.related-card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: 6px;
  margin-bottom: 15px;
}
.related-card h3 {
  font-size: 15px;
  margin-bottom: 8px;
}

.related-card h3 a{
	color: var(--dark-bg)
}

.related-card h3 a:hover{
	color: var(--primary-brand)
}
.related-excerpt {
  font-size: 13px;
  color: #777;
  margin-bottom: 15px;
  line-height: 1.5;
}

/* ====================== 手机端适配 ====================== */
@media (max-width:768px) {
  .hero-inner {
    flex-direction: column;
    gap: 15px;
    text-align: center;
  }
	.hero-inner h1 {
  font-size: 22px;
		line-height:1.3;
}
  .product-top {
    flex-direction: column;
  }
  .product-left-img,
  .product-right-info {
    width: 100%;
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
.breadcrumb {
		font-size: 14px;
	line-height:1.1;
	}
}
@media (max-width: 768px) {
  .single-title,
  .single-title + .full-width-line {
    display: none !important;
  }
}
}

/* ================================
   文章单页 独立样式（不影响产品页）
================================= */

/* 文章单页外层容器 */
.blog-single-container {
  max-width: 1200px !important;
  width: 100% !important;
  margin: 0 auto !important;
  padding: 0 15px;
}

/* 文章单页布局：左右结构 */
.blog-single-layout {
  display: flex;
  justify-content: space-between;
  gap: 50px;
  align-items: flex-start;
  margin-top: 20px;
}

/* 左侧：文章内容 75% */
.blog-single-content {
  width: 75%;
  background: #fff;
  border-radius: 10px;
  padding: 50px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

/* 右侧：最新文章 25% */
.blog-single-sidebar {
  width: 25%;
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.blog-single-body h2{
    margin: 30px 0 15px;
    border-left: 5px solid var(--button-bg);
    padding-left: 10px;
    text-align: left;
}

.blog-single-body h3{
    margin: 30px 0 15px;
    text-align: left;
	color: var(--dark-bg);
}

.blog-single-body img{
	margin:20px 0;
	border-radius:8px;
}

/* 文章发布时间 */
.blog-single-meta {
  font-size: 14px;
  color: #666;
  margin-bottom: 20px;
}


/* 文章正文 */
.blog-single-body {
  font-size: 15px;
  line-height: 1.8;
  color: #333;
}

/* 右侧最新文章标题 */
.blog-sidebar-title {
  background: #005ce6;
  color: #fff;
  padding: 16px 20px;
  font-size: 16px;
  font-weight: 600;
}

/* 右侧文章列表 */
.blog-latest-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.blog-latest-list li {
  border-bottom: 1px solid #f0f0f0;
  position: relative;
}
.blog-latest-list li a {
  display: block;
  padding: 14px 20px 14px 28px;
  color: #333;
  text-decoration: none;
  font-size: 14px;
}
.blog-latest-list li a:hover {
  color: #005ce6;
  background: #f7faff;
}



/* ================================
   文章单页 手机端适配
================================= */
@media (max-width: 768px) {
  .blog-single-layout {
    flex-direction: column;
  }
  .blog-single-content,
  .blog-single-sidebar {
    width: 100% !important;
	  padding: 20px;
  }
  /* 手机端：正文在上，侧边栏在下 */
  .blog-single-content { order: 1; }
  .blog-single-sidebar { order: 2; margin-top: 20px; }
	.blog-single-body h2 {font-size:20px;line-height:1.3;}
	.full-width-line, .blog-single-meta{display: none !important;}
}

/* ====================== 解决方案表格====================== */
.solution-guide-section {
	padding: 80px 0;
	background-color: var(--page-bg);
	}
.guide-table-wrap {
  overflow-x: auto;
}
.guide-table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid #ddd;
  font-size: 13px;
  text-align: center;
}
.guide-table th,
.guide-table td {
  border: 1px solid #ddd;
  padding: 10px 8px;
  vertical-align: middle;
}
.guide-table thead th {
  background: #e6f1ff;
  font-weight: 600;
}
.guide-table tbody td {
  background: #fff;
}

.guide-table tbody td:empty {
  background: #fff;
}
.guide-highlight td {
  background: #e6f1ff;
  font-weight: 500;
}
/* 手机端表格可横向滚动 */
@media (max-width: 768px) {
  .guide-table {
    min-width: 900px;
  }
}

/* ====================== 解决方案单页====================== */
/* 解决方案 Hero 1:1 还原 */
.solution-hero {
  position: relative;
  min-height: 400px;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  text-align: center;
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5); /* 深色半透明蒙版 */
}

.solution-hero .container {
  position: relative;
  z-index: 2;
  width: 100%;
}


/* 手机端适配 */
@media (max-width: 768px) {
  .solution-hero {
    min-height: 320px;
  }
  .banner-content h1 {
    font-size: 24px;
  }
  .banner-content .sub-title {
    font-size: 15px;
  }
  .btn-primary {
    padding: 12px 30px;
    font-size: 14px;
  }
  .hero-cut-corner {
    height: 50px;
  }
}

/* section2 适用液体与瓶子 样式 */
.solution-apply {
  padding: 60px 0;
  background: #fff;
}
/* 核心左右布局 */
.apply-wrap {
  display: flex;
  align-items: center;
  gap: 50px;        /* 中间间距 50px */
}

/* 左侧文字：占 40% */
.apply-left {
  width: 40%;
}

/* 右侧图片：占 60% */
.apply-right {
  width: 60%;
}

/* 文字内容样式 */
.apply-content {
  font-size: 15px;
  line-height: 1.8;
  color: #333;
}
.apply-content h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 15px;
  color: #222;
}

/* 图片自适应 */
.apply-right img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
}

/* ============= 手机端 ============= */
@media (max-width: 768px) {
  .apply-wrap {
    flex-direction: column; /* 上下结构 */
    gap: 30px;
  }
  .apply-left,
  .apply-right {
    width: 100%;
  }
  /* 手机端 → 图片在上 */
  .apply-right {
    order: -1;
  }
}

.solution-tab-products {
  padding: 60px 0;
	background-color: var(--page-bg);
}
/* Tab 按钮组 */
.tab-buttons {
  display: flex;
  justify-content: center;
  margin-bottom: 50px;
  position: relative;
}
/* 底部蓝色线 */
.tab-buttons::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: #e9ecef;
  z-index: 0;
}
.tab-btn {
  position: relative;
  border: none;
  background: #e9ecef;
  padding: 12px 40px;
  cursor: pointer;
  border-radius: 6px 6px 0 0;
  margin: 0 4px;
  z-index: 1;
}
.tab-btn.active {
  background: #0F3DA6;
  color: #fff;
}

/* Tab 内容 */
.tab-content {
  display: none;
}
.tab-content.active {
  display: block;
}

/* 手机端适配 */
@media (max-width: 768px) {
  .tab-btn {
    padding: 10px 20px;
    font-size: 14px;
  }
  .solution-tab-products .section-header h2 {
    font-size: 24px;
  }
}

.solution-advantages {
  padding: 70px 0;
  background: linear-gradient(to bottom, #1B34AA, #0F1E63);
  color: #fff;
}
.solution-advantages h2 {
	color:#ffffff;
}

.solution-advantages p {
	color:#ffffff;
}
/* 卡片网格 */
.advantage-grid-solution {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

/* 单个卡片 */
.adv-item {
  background: rgba(255,255,255,0.1);
  border-radius: 8px;
  padding: 30px 20px;
  text-align: center;
}

/* 图标占位（和参考图的圆形图标位置一致） */
.adv-item i {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  background: #fff;
	color:#1b34aa;
  border-radius: 50%;
  margin-bottom: 20px;
	font-size:22px;
}

.adv-item h4 {
  font-size: 18px;
  font-weight: 600;
  margin: 0 0 15px;
}

.adv-item p {
  font-size: 14px;
  line-height: 1.7;
  color: #eee;
  margin: 0;
}

/* 手机端适配 */
@media (max-width: 768px) {
  .advantage-grid-solution {
    grid-template-columns: repeat(2, 1fr);
  }
  .solution-advantages .section-title-white {
    font-size: 24px;
  }
  .adv-item {
    padding: 20px 15px;
  }
}

/* =====================================
section5 视频展示 iframe 16:9 比例
===================================== */
.solution-videos {
  padding: 70px 0;
  background: #fff;
}

/* 标题样式 */
.solution-videos .section-header {
  text-align: center;
  margin-bottom: 45px;
}
.solution-videos .section-tag {
  color: #0067FF;
  font-size: 16px;
}
.solution-videos .section-tag-text {
  color: #666;
  font-size: 14px;
  margin-left: 5px;
}
.solution-videos .section-title {
  font-size: 30px;
  font-weight: 600;
  color: #222;
  margin-top: 8px;
}

/* 视频网格 */
/* 视频区块 */
.solution-videos {
  padding: 70px 0;
  background: #fff;
}
.section-header {
  text-align: center;
  margin-bottom: 40px;
}
.section-tag {
  color: #0067FF;
}
.section-tag-text {
  color: #666;
  margin-left: 5px;
}
.solution-videos .section-title {
  font-size: 30px;
  font-weight: 600;
}

/* 视频网格 */
.video-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}
.video-item {
  text-align: center;
}

/* 关键：16:9 比例容器 */
.video-ratio-16-9 {
  position: relative;
  width: 100%;
  height: 0;
  padding-bottom: 56.25%; /* 16:9 */
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
}

/* 封面图 */
.cover-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

/* 播放按钮 */
.play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60px;
  height: 60px;
  background: rgba(0, 103, 255, 0.9);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  z-index: 2;
}

/* iframe 样式 */
.video-iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 3;
}
.video-iframe iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* 视频标题 */
.video-name {
  margin-top: 12px;
  font-size: 15px;
  color: #333;
}

/* 手机端 */
@media (max-width: 768px) {
  .video-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  .solution-videos .section-title {
    font-size: 24px;
  }
}

/* =====================================
section6 FAQ 常见问题 样式
===================================== */
.solution-faq {
  padding: 70px 0;
  background: #f8f9fb;
}

/* 整体左右布局 */
.faq-wrap {
  display: flex;
  gap: 50px;
  align-items: flex-start;
}

/* 左侧固定宽度 */
.faq-left {
  width: 280px; /* 固定宽度，和参考图一致 */
  flex-shrink: 0; /* 防止被压缩 */
}
/* 特色图片：固定高度460px，等宽不变形 */
.faq-img {
  width: 100%; /* 和父级等宽 */
  height: 460px; /* 固定高度 */
  overflow: hidden; /* 超出部分裁剪，防止变形 */
}
.faq-img img {
  width: 100%;
  height: 100%;
  object-fit: cover; /* 核心：图片等比例填充，不变形 */
  display: block;
}
.faq-qrcode {
  background: #0F3DA6;
  color: #fff;
  padding: 25px 15px;
  text-align: center;
  margin-top: 20px;
}
.faq-qrcode img {
  width: 120px;
  height: auto;
  margin: 0 auto 15px;
  display: block;
  background: #fff;
  padding: 10px;
  border-radius: 4px;
}
.faq-qrcode p {
  margin: 0;
  font-size: 15px;
}

/* 右侧FAQ */
.faq-right {
  flex: 1;
}


/* FAQ手风琴 */
.faq-item {
  background: #fff;
  border-bottom: 1px solid #eee;
	margin-bottom: 15px;
}
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-weight: 500;
  cursor: pointer;
}
.faq-icon {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: #0F3DA6;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}
.faq-answer {
  padding: 25px 20px;
  display: none;
  line-height: 1.7;
  color: #555;
  font-size: 14px;
}
/* 第一条默认展开 */
.faq-item.active .faq-question {
  background: #0F3DA6;
  color: #fff;
}
.faq-item.active .faq-icon {
  background: #fff;
  color: #0F3DA6;
}
.faq-item.active .faq-answer {
  display: block;
}

/* 手机端适配 */
@media (max-width: 768px) {
  .faq-wrap {
    flex-direction: column;
  }
  .faq-left {
    width: 100%;
  }
  .faq-right .section-header {
    text-align: center;
  }
}
.faq-right p{text-align: left;}
.section-header-content p{text-align: left;}

@media (max-width: 768px) {
	.faq-right p{text-align: center;}
}

.apply-content li {
  position: relative;
  padding-left: 20px;
}

.apply-content li::before {
  content: "";
  width: 6px;
  height: 6px;
  background-color: var(--primary-brand);
  border-radius: 50%;
  position: absolute;
  left: 0;
  top: 10px;
}

.product-content img {
  aspect-ratio: 8 / 5;
  object-fit: cover;
  object-position: center;
  max-width: 100%;
  height: auto;
  border-radius: 4px;
  overflow: hidden;
	margin: 30px 0;
}

/* 分页横向一行排列 */
.pagination ul {
  list-style: none;
  padding: 0;
  margin: 30px 0;
  display: flex;       /* 核心：横向排列 */
  justify-content: center; /* 居中（可选） */
  gap: 10px;           /* 页码之间的间距 */
  flex-wrap: wrap;     /* 小屏幕自动换行 */
}

.pagination ul li {
  display: inline-block;
}

/* 分页按钮样式（美观用，可保留） */
.pagination ul li a,
.pagination ul li span {
  display: inline-block;
  padding: 8px 14px;
  border: 1px solid #ddd;
  text-decoration: none;
  color: #333;
}

/* 当前页码高亮 */
.pagination ul li .current {
  background: #1b34aa;
  color: #fff;
  border-color: #1b34aa;
}