/* ========== Reset & Base ========== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif; color: #333; background: #fff; line-height: 1.6; min-width: 1200px; }
a { text-decoration: none; color: inherit; transition: color 0.3s; }
ul, ol { list-style: none; }
img { max-width: 100%; display: block; }
.container { width: 1200px; margin: 0 auto; }

/* ========== Site Header ========== */
.site-header { background: #fff; display: flex; flex-direction: column; box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08); position: sticky; top: 0; z-index: 1000; }
.header-top-wrapper { background: #f5f5f5; }
.header-top { max-width: 1200px; margin: 0 auto; padding: 0 20px; height: 28px; display: flex; justify-content: space-between; align-items: center; font-size: 12px; color: #666; }
.top-left { display: flex; align-items: center; gap: 12px; }
.top-right { display: flex; align-items: center; gap: 12px; cursor: pointer; color: #8D8D8D; }
.top-right span:not(.divider):hover { color: #007bff; }
.divider { color: #ddd; }
.header-main-wrapper { flex: 1; background: #fff; }
.header-main { max-width: 1200px; margin: 0 auto; padding: 0 20px; height: 60px; display: flex; align-items: center; gap: 40px; }
.logo-section { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-section a { display: flex; align-items: center; }
.logo { height: 56px; width: auto; max-width: none; display: block; }
.nav-menu { flex: 1; display: flex; align-items: center; gap: 32px; }
.nav-item { font-size: 15px; color: #333; text-decoration: none; position: relative; transition: color 0.2s; font-family: auto; }
.nav-item:hover, .nav-item.active { color: #007bff; }
.nav-item.active::after { content: ''; position: absolute; bottom: -2px; left: 50%; transform: translateX(-50%); width: 30px; height: 3px; background: #007bff; border-radius: 2px; }
.nav-item.has-dropdown::after { content: '▼'; font-size: 10px; margin-left: 4px; color: #999; transition: transform 0.3s, color 0.3s; display: inline-block; }
.nav-item.has-dropdown:hover::after,
.nav-item-wrapper:hover > .nav-item.has-dropdown::after { content: '▲'; color: #326BFA; transform: none; }
.nav-item-wrapper { position: relative; display: inline-flex; align-items: center; padding-bottom: 20px; margin-bottom: -20px; }
.nav-item.has-dropdown { padding-bottom: 20px; margin-bottom: -20px; }
.dropdown-menu {
  border-top: 1px solid #326BFA;
  position: fixed;
  top: auto;
  left: 0;
  right: 0;
  width: 100vw;
  transform: translateY(-10px);
  background: #fff;
  box-shadow: 0 12px 40px rgba(0,0,0,0.15);
  border-radius: 0;
  padding: 40px calc((100vw - 1200px) / 2);
  display: flex;
  gap: 30px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
  z-index: 1001;
}
.dropdown-column { flex: 1; }
.dropdown-column h4 {
  font-size: 18px;
  font-weight: 800;
  color: #333;
  margin-bottom: 16px;
  padding-left: 8px;
  /* border-left: 3px solid #326BFA; */
}
.dropdown-column ul { list-style: none; padding: 0; margin: 0; }
.dropdown-column li {
  border-radius: 6px;
  transition: background 0.2s;
}
.dropdown-column li a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 6px;
  text-decoration: none;
  color: inherit;
}
.dropdown-column li:hover { background: #f5f7fa; }
.dropdown-column li .icon { font-size: 18px; }
.dropdown-column li .text { font-size: 15px; font-weight: 600; color: #333; display: block; }
.dropdown-column li .title { font-size: 12px; color: #999; display: block; margin-top: 2px; }
.dropdown-column li .link { font-size: 12px; color: #999; transition: color 0.2s; }
.dropdown-column li:hover .link { color: #326BFA; }
.header-actions { display: flex; align-items: center; gap: 20px; }
.btn-trial { background: #326BFA; color: #fff; border: none; padding: 10px 24px; border-radius: 4px; font-size: 14px; font-weight: 500; cursor: pointer; transition: background 0.2s; }
.btn-trial:hover { background: #0d4df0; }
.btn-trial-wrapper { position: relative; display: inline-block; }
.btn-trial-popup { position: absolute; top: 50px; left: 50%; 
  transform: translateX(-50%); opacity: 0; visibility: hidden; transition: opacity 0.25s, visibility 0.25s; 
  z-index: 1100; white-space: nowrap; width: 165px; height: 215px;}
.btn-trial-wrapper:hover .btn-trial-popup { opacity: 1; visibility: visible; }
.btn-trial-popup .popup-frame { width: 400px; height: auto; display: block; }
.btn-trial-popup .popup-qrcode { position: absolute; top: 35%; left: 50%; transform: translate(-50%, -45%); width: 100px; height: 100px; }
.btn-trial-popup .popup-text { position: absolute; left: 0; right: 0; text-align: center; color: #333; font-size: 14px; font-weight: 500; }
.btn-trial-popup .popup-hotline { position: absolute; bottom: 55px; left: 0; right: 0; display: flex; align-items: center; justify-content: center; gap: 6px; }
.btn-trial-popup .hotline-label { display: flex; flex-direction: column; font-size: 10px; font-weight: 600; color: #326BFA; line-height: 1.3; }
.btn-trial-popup .hotline-number { font-size: 14px; font-weight: 600; color: #326BFA; }
.btn-trial-popup .popup-scan { bottom: 15px; font-size: 16px; color: #ff0000; }
.contact-phone { display: flex; align-items: center; gap: 6px; padding: 8px 16px; background: #fff; border: 1px solid #326BFA; border-radius: 4px; }
.phone-icon { font-size: 14px; }
.phone-number { font-size: 14px; font-weight: 500; color: #326BFA; }

/* ========== Slideshow / Banner ========== */
.slideshow { position: relative; width: 100%; height: 500px; overflow: hidden; }
.slides-track { display: flex; height: 100%; }
.slide { min-width: 100%; height: 100%; background-size: cover; background-position: center; background-repeat: no-repeat; position: relative; }
.slide::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to right, rgba(0, 0, 0, 0.45) 0%, rgba(0, 0, 0, 0) 60%); }
.slide-content { position: relative; z-index: 1; display: flex; flex-direction: column; justify-content: center; height: 100%; max-width: 1200px; margin: 0 auto; padding: 0 80px; color: #fff; }
.slide-title { font-size: 36px; font-weight: bold; margin-bottom: 16px; text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3); }
.slide-desc { font-size: 16px; line-height: 1.6; max-width: 500px; text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3); }
.slide-center { align-items: center; text-align: center; }
.slide-top { justify-content: flex-start; padding-top: 20px; }
.slide-center .slide-desc { max-width: 600px; }
.slide-btn { margin-top: 20px; padding: 12px 32px; background: #326BFA; color: #fff; border: none; border-radius: 4px; font-size: 15px; font-weight: 500; cursor: pointer; transition: background 0.2s; }
.slide-btn:hover { background: #0d4df0; }
.slide-btn-outline { max-width: 120px; margin-top: 20px; padding: 10px 28px; background: transparent; color: #fff; border: 1px solid #fff; border-radius: 20px; font-size: 14px; font-weight: 500; cursor: pointer; transition: background 0.2s, color 0.2s; }
.slide-btn-outline:hover { background: #fff; color: #333; }
.slide-btns { display: flex; gap: 16px; margin-top: 20px; }
.nav-btn { position: absolute; top: 50%; transform: translateY(-50%); z-index: 2; background: none; border: none; cursor: pointer; padding: 0; opacity: 0.7; transition: opacity 0.2s; }
.nav-btn:hover { opacity: 1; }
.nav-btn img { height: 50px; width: auto; }
.nav-prev { left: 20px; }
.nav-next { right: 20px; }
.indicators { position: absolute; bottom: 20px; left: 50%; transform: translateX(-50%); display: flex; gap: 10px; z-index: 2; }
.dot { width: 10px; height: 10px; border-radius: 50%; background: rgba(255, 255, 255, 0.5); cursor: pointer; transition: background 0.2s, transform 0.2s; }
.dot.active { background: #fff; transform: scale(1.3); }
.dot:hover { background: rgba(255, 255, 255, 0.8); }

/* ========== Section Common ========== */
.section { padding: 70px 0; }
.section-alt { background: #f7f9fc; }
.section-dark { background: #1a1a2e; color: #fff; }
.section-header { text-align: center; margin-bottom: 50px; }
.section-header h2 { font-size: 28px; font-weight: 700; color: #222; margin-bottom: 8px; }
.section-header .en { font-size: 13px; color: #aaa; text-transform: uppercase; letter-spacing: 3px; }
.section-header .divider { width: 40px; height: 3px; background: #00a8ff; margin: 14px auto 0; border-radius: 2px; }
.section-header p.desc { font-size: 14px; color: #888; margin-top: 14px; max-width: 600px; margin-left: auto; margin-right: auto; }

/* ========== Page Banner (Inner Pages) ========== */
.page-banner { height: 250px; background-size: cover; background-position: center; position: relative; display: flex; align-items: center; justify-content: center; }
.page-banner::after { content: ''; position: absolute; inset: 0; background: rgba(0,40,80,0.6); }
.page-banner h1 { position: relative; z-index: 1; color: #fff; font-size: 32px; font-weight: 700; }
.page-banner .breadcrumb { position: relative; z-index: 1; color: rgba(255,255,255,0.7); font-size: 13px; margin-top: 10px; text-align: center; }
.page-banner .breadcrumb a { color: rgba(255,255,255,0.7); }
.page-banner .breadcrumb a:hover { color: #fff; }

/* ========== Product Cards ========== */
.product-tabs { display: flex; justify-content: center; gap: 8px; margin-bottom: 40px; flex-wrap: wrap; }
.product-tabs .tab { padding: 8px 24px; border-radius: 20px; font-size: 14px; cursor: pointer; background: #f0f2f5; color: #666; transition: all 0.3s; border: none; }
.product-tabs .tab.active, .product-tabs .tab:hover { background: #00a8ff; color: #fff; }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.product-card { background: #fff; border-radius: 12px; overflow: hidden; box-shadow: 0 4px 20px rgba(0,0,0,0.06); transition: transform 0.3s, box-shadow 0.3s; }
.product-card:hover { transform: translateY(-6px); box-shadow: 0 12px 32px rgba(0,0,0,0.1); }
.product-card .card-img { height: 180px; background-size: cover; background-position: center; }
.product-card .card-body { padding: 20px; }
.product-card h3 { font-size: 17px; font-weight: 600; color: #222; margin-bottom: 8px; }
.product-card p { font-size: 13px; color: #888; line-height: 1.7; margin-bottom: 14px; }
.product-card .card-link { color: #00a8ff; font-size: 13px; font-weight: 500; display: inline-flex; align-items: center; gap: 4px; }
.product-card .card-link:hover { gap: 8px; }

/* ========== Solutions ========== */
.solution-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.solution-card { background: #fff; border-radius: 12px; padding: 32px; box-shadow: 0 4px 20px rgba(0,0,0,0.06); display: flex; gap: 20px; transition: transform 0.3s, box-shadow 0.3s; }
.solution-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,0.1); }
.solution-icon { width: 56px; height: 56px; border-radius: 14px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 24px; }
.solution-icon.blue { background: linear-gradient(135deg, #e8f4fd, #cce9ff); color: #00a8ff; }
.solution-icon.orange { background: linear-gradient(135deg, #fff3e8, #ffe4cc); color: #ff8c00; }
.solution-icon.green { background: linear-gradient(135deg, #e8fdf0, #ccffe0); color: #00c853; }
.solution-icon.purple { background: linear-gradient(135deg, #f0e8fd, #e0ccff); color: #7c4dff; }
.solution-card h3 { font-size: 17px; font-weight: 600; color: #222; margin-bottom: 8px; }
.solution-card p { font-size: 13px; color: #888; line-height: 1.7; }
.solution-card .card-link { color: #00a8ff; font-size: 13px; margin-top: 12px; display: inline-flex; align-items: center; gap: 4px; }

/* ========== Cases ========== */
.case-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.case-card { background: #fff; border-radius: 10px; overflow: hidden; box-shadow: 0 4px 16px rgba(0,0,0,0.06); transition: transform 0.3s; }
.case-card:hover { transform: translateY(-4px); }
.case-card .card-img { height: 160px; background-size: cover; background-position: center; }
.case-card .card-body { padding: 16px; }
.case-card h3 { font-size: 15px; font-weight: 600; color: #222; margin-bottom: 6px; }
.case-card p { font-size: 12px; color: #999; }

/* ========== Stats ========== */
.stats-bar { background: linear-gradient(135deg, #00a8ff, #0078d4); padding: 50px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; text-align: center; }
.stat-item .num { font-size: 40px; font-weight: 700; color: #fff; }
.stat-item .num span { font-size: 16px; font-weight: 400; }
.stat-item .label { font-size: 14px; color: rgba(255,255,255,0.8); margin-top: 6px; }

/* ========== Partners ========== */
.partner-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.partner-item { background: #fff; border: 1px solid #eee; border-radius: 8px; height: 70px; display: flex; align-items: center; justify-content: center; font-size: 14px; color: #999; font-weight: 500; transition: all 0.3s; }
.partner-item:hover { border-color: #00a8ff; box-shadow: 0 4px 12px rgba(0,168,255,0.1); color: #00a8ff; }

/* ========== News / Articles ========== */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.news-card { background: #fff; border-radius: 12px; overflow: hidden; box-shadow: 0 4px 16px rgba(0,0,0,0.06); transition: transform 0.3s; }
.news-card:hover { transform: translateY(-4px); }
.news-card .card-img { height: 180px; background: #e8f4fd; background-size: cover; background-position: center; }
.news-card .card-body { padding: 20px; }
.news-card .tag { display: inline-block; font-size: 11px; color: #00a8ff; background: #e8f4fd; padding: 2px 10px; border-radius: 10px; margin-bottom: 10px; }
.news-card h3 { font-size: 15px; font-weight: 600; color: #222; margin-bottom: 8px; line-height: 1.5; }
.news-card p { font-size: 13px; color: #999; }
.news-card .date { font-size: 12px; color: #bbb; margin-top: 12px; }

/* ========== About ========== */
.about-intro { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.about-intro .text h3 { font-size: 22px; font-weight: 700; color: #222; margin-bottom: 16px; }
.about-intro .text p { font-size: 14px; color: #666; line-height: 1.9; margin-bottom: 12px; }
.about-intro .img-wrapper { border-radius: 12px; overflow: hidden; box-shadow: 0 8px 30px rgba(0,0,0,0.1); }
.timeline { position: relative; padding-left: 30px; }
.timeline::before { content: ''; position: absolute; left: 8px; top: 0; bottom: 0; width: 2px; background: #e8f4fd; }
.timeline-item { position: relative; margin-bottom: 32px; }
.timeline-item::before { content: ''; position: absolute; left: -26px; top: 4px; width: 12px; height: 12px; border-radius: 50%; background: #00a8ff; border: 2px solid #e8f4fd; }
.timeline-item .year { font-size: 18px; font-weight: 700; color: #00a8ff; margin-bottom: 4px; }
.timeline-item p { font-size: 14px; color: #666; }
.honor-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.honor-card { text-align: center; padding: 24px; background: #fff; border-radius: 12px; box-shadow: 0 4px 16px rgba(0,0,0,0.06); }
.honor-card .icon { font-size: 36px; margin-bottom: 12px; }
.honor-card h4 { font-size: 14px; color: #333; font-weight: 600; }

/* ========== Footer ========== */
.site-footer { background: #1a1a2e; color: rgba(255,255,255,0.7); padding: 50px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1fr 1fr; gap: 30px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer-col h4 { color: #fff; font-size: 15px; font-weight: 600; margin-bottom: 16px; }
.footer-col a { display: block; font-size: 13px; color: rgba(255,255,255,0.5); margin-bottom: 8px; transition: color 0.2s; }
.footer-col a:hover { color: #00a8ff; }
.footer-col .text-p {font-size: 18px;}
.footer-col p { font-size: 13px; line-height: 1.8; }
.footer-brand .logo-text { color: #00a8ff; font-size: 20px; font-weight: 700; margin-bottom: 12px; }
.footer-brand .text-primary {color: #337fff}
.footer-contact { margin-top: 16px; }
.footer-contact .item { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; font-size: 16px; }
.footer-bottom { padding: 20px 0; text-align: center; font-size: 16px; color: rgba(255,255,255,0.3); }

/* ========== Shouye Gallery ========== */
.shouye-gallery { display: flex; flex-direction: column; align-items: center; }
.shouye-gallery img { width: 100%; display: block; }

/* ========== Utility ========== */
.text-center { text-align: center; }
.mt-20 { margin-top: 20px; }
.mt-40 { margin-top: 40px; }
.mb-20 { margin-bottom: 20px; }
.mb-40 { margin-bottom: 40px; }

/* ========== Back to Top ========== */
.back-to-top { position: fixed; right: 20px; bottom: 40px; width: 40px; height: 40px; background: #00a8ff; color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 18px; cursor: pointer; opacity: 0; transition: opacity 0.3s; z-index: 999; border: none; }
.back-to-top.visible { opacity: 1; }
.back-to-top:hover { background: #0078d4; }

/* ========== Responsive (basic) ========== */
@media (max-width: 980px) {
  .container { width: 100%; padding: 0 20px; }
  .slide-content { width: 100%; padding: 0 20px; }
  .slideshow { height: 300px; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .solution-grid { grid-template-columns: 1fr; }
  .case-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 30px; }
  .partner-grid { grid-template-columns: repeat(3, 1fr); }
  .news-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .about-intro { grid-template-columns: 1fr; }
  .nav-item { font-size: 13px; }
  .nav-menu { gap: 20px; }
}


/* ========== other ========== */
.btn-consult {
  display: inline-block;
  padding: 14px 48px;
  background: linear-gradient(to right, #326BFA, #00a8ff);
  color: #fff;
  border: none;
  border-radius: 24px;
  font-size: 16px;
  cursor: pointer;
  text-decoration: none;
}
.btn-consult:hover {
  opacity: 0.9;
}

/* ========== Mobile Mode ========== */
.mobile-mode body {
  min-width: auto;
  overflow-x: hidden;
}

.mobile-mode .container,
.mobile-mode .header-top,
.mobile-mode .header-main {
  width: 100%;
  max-width: 100%;
  padding-left: 16px;
  padding-right: 16px;
}

/* 桌面端 header 在移动端隐藏 */
.mobile-mode .header-top-wrapper,
.mobile-mode .header-main-wrapper .nav-menu,
.mobile-mode .header-main-wrapper .header-actions {
  display: none;
}

.mobile-mode .site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
}

.mobile-mode .header-main-wrapper {
  display: none;
}

/* 移动端 header */
.mobile-header {
  display: none;
}

.mobile-mode .mobile-header {
  display: block;
  background: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.mobile-header-inner {
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
}

.mobile-header-inner .logo-section .logo {
  height: 40px;
}

.mobile-menu-toggle {
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mobile-menu-toggle img {
  width: 24px;
  height: 24px;
  display: block;
}

/* 遮罩层 */
.mobile-nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1001;
}

.mobile-nav-overlay.active {
  display: block;
}

/* 抽屉菜单 */
.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 75%;
  max-width: 300px;
  height: 100%;
  background: #fff;
  z-index: 1002;
  transform: translateX(100%);
  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
  box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
}

.mobile-nav-drawer.active {
  transform: translateX(0);
}

.mobile-drawer-header {
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  border-bottom: 1px solid #f0f0f0;
  font-size: 16px;
  font-weight: 600;
  color: #333;
}

.mobile-drawer-close {
  background: none;
  border: none;
  font-size: 28px;
  color: #999;
  cursor: pointer;
  line-height: 1;
}

.mobile-drawer-nav {
  flex: 1;
  overflow-y: auto;
  padding: 8px 0;
}

.mobile-drawer-nav a {
  display: block;
  padding: 14px 16px;
  font-size: 15px;
  color: #333;
  border-bottom: 1px solid #f5f5f5;
}

.mobile-drawer-nav a:hover,
.mobile-drawer-nav a:active {
  background: #f5f7fa;
  color: #326BFA;
}

.mobile-drawer-footer {
  padding: 16px;
  border-top: 1px solid #f0f0f0;
}

.mobile-drawer-phone {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px;
  background: #326BFA;
  color: #fff;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 500;
}

.mobile-drawer-phone img {
  width: 20px;
  height: 20px;
  filter: brightness(0) invert(1);
}

/* 内容区适配 */
.mobile-mode .slideshow {
  height: 220px;
}

/* .mobile-mode .slide {
  background-size: 100% 50%;
} */

.mobile-mode .slide-title {
  margin-bottom: 0;
}

.mobile-mode .slide-content {
  padding: 0 16px;
}

.mobile-mode .slide-title {
  font-size: 22px;
}

.mobile-mode .slide-desc {
  font-size: 13px;
}

.mobile-mode .slide-btn,
.mobile-mode .slide-btn-outline {
  padding: 10px 20px;
  font-size: 13px;
}

.mobile-mode .nav-btn img {
  height: 28px;
}

.mobile-mode .nav-prev {
  left: 10px;
}

.mobile-mode .nav-next {
  right: 10px;
}

.mobile-mode .section {
  padding: 40px 0;
}

.mobile-mode .section-header {
  margin-bottom: 30px;
}

.mobile-mode .section-header h2 {
  font-size: 20px;
}

.mobile-mode .product-grid,
.mobile-mode .solution-grid,
.mobile-mode .case-grid,
.mobile-mode .stats-grid,
.mobile-mode .partner-grid,
.mobile-mode .news-grid,
.mobile-mode .about-intro {
  grid-template-columns: 1fr;
}

.mobile-mode .product-card .card-img,
.mobile-mode .news-card .card-img {
  height: auto;
  min-height: 160px;
}

.mobile-mode .solution-card {
  flex-direction: column;
  padding: 20px;
}

/* footer 移动端 */
.mobile-mode .footer-grid {
  grid-template-columns: 1fr;
  gap: 24px;
  text-align: center;
  padding-bottom: 24px;
}

.mobile-mode .footer-col a {
  padding: 8px 0;
  font-size: 14px;
}

.mobile-mode .footer-col h4 {
  font-size: 16px;
}

.mobile-mode .footer-col img {
  margin: 0 auto;
}

.mobile-mode .footer-bottom {
  font-size: 12px;
  padding: 16px;
  line-height: 1.6;
}

/* 右侧浮动菜单移动端 */
.mobile-mode #floating-right-menu {
  top: auto !important;
  bottom: 80px !important;
  transform: none !important;
  gap: 6px !important;
}

.mobile-mode .floating-btn {
  width: 44px !important;
  height: 44px !important;
}

.mobile-mode .floating-btn-content {
  width: 42px !important;
  height: 42px !important;
}

.mobile-mode .floating-btn-content img {
  width: 18px !important;
  height: 18px !important;
}

.mobile-mode .floating-btn-content span {
  font-size: 9px !important;
}

.mobile-mode .floating-btn.hotline {
  width: 44px !important;
}

.mobile-mode .floating-btn.hotline:hover {
  width: 160px !important;
}

.mobile-mode .floating-btn.hotline .hotline-phone {
  font-size: 11px !important;
  padding-left: 8px !important;
}

.mobile-mode .floating-btn.wechat .wechat-popup {
  right: 52px !important;
}

.mobile-mode .floating-btn.wechat .wechat-popup img {
  width: 100px !important;
}

/* 抽屉内二级菜单手风琴 */
.mobile-drawer-group {
  border-bottom: 1px solid #f5f5f5;
}

.mobile-drawer-group-title {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  font-size: 15px;
  color: #333;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
}

.mobile-drawer-group-title .arrow {
  font-size: 12px;
  color: #999;
  transition: transform 0.25s;
}

.mobile-drawer-group.expanded .mobile-drawer-group-title .arrow {
  transform: rotate(180deg);
}

.mobile-drawer-group-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
  background: #f9fafc;
}

.mobile-drawer-group-content a {
  padding-left: 24px;
  font-size: 14px;
  color: #555;
  border-bottom: 1px solid #f0f0f0;
}

.mobile-drawer-group-content a:last-child {
  border-bottom: none;
}

/* Footer 手风琴（桌面端默认展开，移动端可折叠） */
.footer-col-toggle {
  display: none;
}

.mobile-mode .footer-col-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 0 12px;
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  background: none;
  border: none;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  cursor: pointer;
  text-align: left;
}

.mobile-mode .footer-col-toggle .arrow {
  font-size: 12px;
  color: rgba(255,255,255,0.6);
  transition: transform 0.25s;
}

.mobile-mode .footer-col.expanded .footer-col-toggle .arrow {
  transform: rotate(180deg);
}

.mobile-mode .footer-col-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
}

.mobile-mode .footer-col.expanded .footer-col-content {
  max-height: 500px;
}

.mobile-mode .footer-col-follow h4 {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 16px;
}

.mobile-mode .footer-col-follow {
  text-align: center;
}

/* 其他通用移动端优化 */
.mobile-mode img,
.mobile-mode video,
.mobile-mode iframe {
  max-width: 100%;
  height: auto;
}

.mobile-mode img[style*="max-width:"][style*="px"] {
  max-width: 100% !important;
}

/* 覆盖页面内联的两列/多列 grid 布局 */
.mobile-mode [style*="grid-template-columns"] {
  grid-template-columns: 1fr !important;
}

.mobile-mode [style*="grid-template-columns"] > * {
  min-width: 0;
}

.mobile-mode .mobile-grid-2col {
  grid-template-columns: repeat(2, 1fr) !important;
  gap: 16px !important;
}

.mobile-mode .mobile-grid-2col.mobile-grid-padded {
  padding: 30px 0 !important;
}

.mobile-mode .mobile-grid-3col {
  grid-template-columns: repeat(3, 1fr) !important;
  gap: 16px !important;
}

.mobile-mode .mobile-grid-3col.mobile-grid-padded {
  padding: 20px 0 !important;
}

/* 覆盖页面内联固定高度大图 */
.mobile-mode img[style*="height:"][style*="px"] {
  height: auto !important;
}

/* 关于我们页 tab 导航移动端适配 */
.mobile-mode .about-tabs > div {
  flex-wrap: wrap !important;
}

.mobile-mode .about-tabs a {
  flex: 1 1 30% !important;
  min-width: auto !important;
  max-width: none !important;
  padding: 12px 8px !important;
  font-size: 13px !important;
}

.mobile-mode table {
  display: block;
  overflow-x: auto;
  white-space: nowrap;
}

.mobile-mode input,
.mobile-mode textarea,
.mobile-mode select {
  max-width: 100%;
  font-size: 16px;
}

.mobile-mode .map-container,
.mobile-mode .video-container,
.mobile-mode .embed-responsive {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  overflow: hidden;
}

.mobile-mode .map-container iframe,
.mobile-mode .video-container iframe,
.mobile-mode .embed-responsive iframe,
.mobile-mode .map-container video,
.mobile-mode .video-container video,
.mobile-mode .embed-responsive video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

/* 酷商推荐搭配布局移动端优化 */
.mobile-mode .match-height-flex {
  flex-direction: column !important;
  align-items: center !important;
  gap: 16px !important;
}

.mobile-mode .match-height-flex > * {
  width: 100% !important;
  max-width: 320px !important;
}

/* 客户案例详情布局移动端优化 */
.mobile-mode .case-detail-flex {
  flex-direction: column !important;
  gap: 20px !important;
  padding: 20px !important;
}

/* 手机模式下单列显示布局 */
.mobile-mode .single-col-mobile {
  flex-direction: column !important;
  align-items: center !important;
}

.mobile-mode .single-col-mobile > img {
  width: 100% !important;
  max-width: 380px !important;
}

/* 选项卡菜单移动端优化 */
.mobile-mode .tabs-container {
  flex-direction: column !important;
}

.mobile-mode .tabs-menu {
  flex-direction: row !important;
  width: 100% !important;
  flex-wrap: wrap !important;
  border-bottom: 1px solid #eee !important;
}

.mobile-mode .tabs-menu-item {
  flex: none !important;
  width: 50% !important;
  padding: 10px 6px !important;
  font-size: 12px !important;
  border-right: 1px solid #eee !important;
  border-bottom: 1px solid #eee !important;
  white-space: nowrap !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

.mobile-mode .tabs-menu-item:nth-child(2n) {
  border-right: none !important;
}

.mobile-mode .tabs-content {
  padding: 16px !important;
}

.mobile-mode .tabs-panel {
  height: auto !important;
}

.mobile-mode .tabs-panel img {
  width: 100% !important;
  height: auto !important;
}

/* 新零售页面v-tabs菜单移动端优化 */
.mobile-mode .v-tabs-menu {
  flex-wrap: wrap !important;
}

.mobile-mode .v-tabs-btn {
  width: 50% !important;
  font-size: 12px !important;
  padding: 10px 4px !important;
  white-space: nowrap !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

/* 手机模式下垂直布局 */
.mobile-mode .mobile-column {
  display: block !important;
}

.mobile-mode .mobile-column > * {
  margin-bottom: 30px !important;
}

/* prod-icon-grid-row移动端优化 */
.mobile-mode .prod-icon-grid-row {
  grid-template-columns: repeat(2, 1fr) !important;
  gap: 12px !important;
}

.mobile-mode .prod-icon-grid-row .prod-card {
  padding: 20px 12px !important;
}

.mobile-mode .prod-icon-grid-row .prod-card img {
  width: 48px !important;
  height: 48px !important;
}

.mobile-mode .prod-icon-grid-row .prod-card h4 {
  font-size: 14px !important;
}

/* 无人零售页面Hero Banner响应式切换 */
.hero-banner-mobile {
  display: none;
}

.mobile-mode .hero-banner-pc {
  display: none;
}

.mobile-mode .hero-banner-mobile {
  display: block;
}

/* 页面横幅移动端优化 */
.mobile-mode .page-banner {
  height: 160px;
}

.mobile-mode .page-banner h1 {
  font-size: 22px;
  padding: 0 16px;
  text-align: center;
}

.mobile-mode .page-banner .breadcrumb {
  font-size: 12px;
  padding: 0 16px;
}

.about-tabs a {
                flex: 1; min-width: 120px; max-width: 160px; padding: 16px 0; font-size: 15px; color: #fff; 
        }
        .about-tabs .active{
                flex: 1; min-width: 120px; max-width: 160px; padding: 16px 0; font-size: 15px; color: #fff; 
                background: rgba(255,255,255,0.18); border-bottom: 3px solid #fff; font-weight: 600
        }