/* ===== Reset & Base ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 16px; }
body { font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif; color: #333; line-height: 1.6; background: #fff; overflow-x: hidden; }
a { text-decoration: none; color: inherit; transition: color 0.3s, background 0.3s; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ===== Header ===== */
.header { position: fixed; top: 0; left: 0; width: 100%; height: 84px; background: rgba(255,255,255,0.98); z-index: 100; box-shadow: 0 2px 8px rgba(0,0,0,0.08); }
.header .container { display: flex; align-items: center; justify-content: space-between; height: 84px; }
.header-logo { display: flex; align-items: center; gap: 10px; }
.header-logo img { height: 50px; }
.header-logo .logo-text { font-size: 24px; font-weight: bold; color: #2b2b2b; letter-spacing: 1px; }
.header-nav { display: flex; align-items: center; }
.header-nav > li { position: relative; }
.header-nav > li > a { display: flex; align-items: center; height: 84px; padding: 0 22px; font-size: 16px; color: #333; font-weight: 500; border-left: 1px solid #e8e8e8; }
.header-nav > li:last-child > a { border-right: 1px solid #e8e8e8; }
.header-nav > li > a:hover, .header-nav > li.active > a { color: #fff; background: #1B9E54; }
.header-nav .sub-nav { position: absolute; top: 84px; left: 0; min-width: 100%; background: rgba(255,255,255,0.95); box-shadow: 0 4px 12px rgba(0,0,0,0.1); display: none; z-index: 101; }
.header-nav > li:hover .sub-nav { display: block; }
.header-nav .sub-nav li a { display: block; padding: 10px 20px; font-size: 14px; color: #555; white-space: nowrap; border-bottom: 1px solid #f0f0f0; }
.header-nav .sub-nav li a:hover { color: #1B9E54; background: #f5f5f5; }
.header-toggle {
  display: none;
  width: 42px;
  height: 42px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 200;
  position: relative;
  padding: 10px 8px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}
.toggle-bar {
  display: block;
  width: 22px;
  height: 2.5px;
  background: #333;
  border-radius: 3px;
  transition:
    transform 0.32s cubic-bezier(0.22,1,0.36,1),
    opacity 0.25s ease,
    background-color 0.25s ease;
  transform-origin: center;
}
/* 汉堡 → X 动画 */
.header-toggle.active .toggle-bar:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.header-toggle.active .toggle-bar:nth-child(2) { opacity: 0; transform: scaleX(0); }
.header-toggle.active .toggle-bar:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ===== Banner ===== */
.banner { width: 100%; position: relative; margin-top: 84px; overflow: hidden; }
.banner .banner-slide { width: 100%; position: relative; overflow: hidden; }
.banner .banner-slide .slide-item { position: absolute; top: 0; left: 0; width: 100%; opacity: 0; visibility: hidden; transition: opacity 0.8s ease, visibility 0.8s ease; }
.banner .banner-slide .slide-item.active { position: relative; opacity: 1; visibility: visible; }
.banner .banner-slide .slide-item img { width: 100%; height: auto; display: block; }
.banner .banner-arrow { position: absolute; top: 50%; transform: translateY(-50%); width: 46px; height: 46px; background: rgba(0,0,0,0.3); color: #fff; border: none; font-size: 22px; cursor: pointer; z-index: 10; border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: opacity 0.3s ease, background 0.25s ease; }
.banner .banner-arrow.prev { left: 15px; }
.banner .banner-arrow.next { right: 15px; }
.banner .banner-dots { position: absolute; bottom: 18px; left: 50%; transform: translateX(-50%); z-index: 10; display: flex; gap: 10px; }
.banner .banner-dots .dot { width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,0.5); border: none; cursor: pointer; padding: 0; transition: background 0.3s ease, transform 0.3s ease; }
.banner .banner-dots .dot.active { background: #fff; transform: scale(1.25); }
@media (min-width: 992px) {
  .banner .banner-arrow { opacity: 0; }
  .banner:hover .banner-arrow { opacity: 1; }
}

/* ===== Section Common ===== */
.section { padding: 60px 0; }
.section-title { text-align: center; margin-bottom: 40px; }
.section-title .en { font-size: 32px; font-weight: bold; color: #2b2b2b; letter-spacing: 2px; margin-bottom: 8px; text-transform: uppercase; }
.section-title .cn { font-size: 24px; color: #666; }
.section-title .desc { font-size: 15px; color: #999; max-width: 800px; margin: 15px auto 0; line-height: 1.8; }

/* ===== About Section ===== */
.about-section { padding: 70px 0 0; background: #f8f9fa; overflow: hidden; }
.about-section .container { max-width: 1100px; }

/* 文字区域：全部居中 */
.about-header { text-align: center; max-width: 900px; margin: 0 auto; }
.about-header .en-title { font-size: 30px; font-weight: 700; color: #2b2b2b; letter-spacing: 3px; text-transform: uppercase; margin-bottom: 8px; }
.about-header .cn-title { font-size: 18px; color: #666; margin-bottom: 25px; }
.about-header .about-text { font-size: 15px; line-height: 2.1; color: #666; margin-bottom: 35px; }

/* 按钮 */
.about-header .btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 12px 40px; border: 1px solid #333; color: #333; font-size: 15px; background: transparent; border-radius: 2px; transition: all 0.35s ease; }
.about-header .btn .arrow { display: inline-block; width: 6px; height: 6px; border-top: 1px solid currentColor; border-right: 1px solid currentColor; transform: rotate(45deg); transition: transform 0.35s ease; }
.about-header .btn:hover { background: #1B9E54; border-color: #1B9E54; color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(27,158,84,0.22); }
.about-header .btn:hover .arrow { transform: rotate(45deg) translate(2px, -2px); }

/* 视频区域：全屏宽 */
.about-video { margin-top: 50px; }
.about-video .video-wrapper { position: relative; width: 100%; aspect-ratio: 2 / 1; overflow: hidden; background: #000; }
.about-video video { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 100%; height: 100%; object-fit: cover; display: block; border: none; outline: none; background: #000; }

/* 视频遮罩层 */
.video-overlay { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 20px; background: rgba(0,0,0,0.10); z-index: 2; cursor: pointer; transition: opacity 0.4s ease, visibility 0.4s ease; }
.video-overlay.hidden { opacity: 0; visibility: hidden; pointer-events: none; }

/* 视频商标文字 */
.video-logo { display: flex; align-items: center; gap: 12px; color: #fff; text-shadow: 0 2px 8px rgba(0,0,0,0.25); animation: logoFloat 3.5s ease-in-out infinite; }
.video-logo img { height: 48px; filter: drop-shadow(0 2px 6px rgba(0,0,0,0.2)); }
.video-logo-text { font-size: 26px; font-weight: 500; letter-spacing: 1px; line-height: 1.3; }
.video-logo-text em { display: block; font-size: 16px; font-style: normal; letter-spacing: 2px; opacity: 0.92; }

/* 播放按钮 */
.video-play-btn { width: 72px; height: 72px; border: none; border-radius: 50%; background: rgba(255,255,255,0.93); display: flex; align-items: center; justify-content: center; cursor: pointer; box-shadow: 0 6px 22px rgba(0,0,0,0.16); transition: transform 0.3s ease, background 0.3s ease, box-shadow 0.3s ease; }
.video-play-btn:hover { transform: scale(1.12); background: #fff; box-shadow: 0 8px 28px rgba(0,0,0,0.22); }
.video-play-btn:active { transform: scale(1.02); }
.video-play-btn .play-icon { width: 0; height: 0; margin-left: 5px; border-style: solid; border-width: 10px 0 10px 18px; border-color: transparent transparent transparent #1B9E54; transition: border-color 0.3s ease; }
.video-play-btn:hover .play-icon { border-left-color: #035a9c; }

@keyframes logoFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ===== 滚动入场动效 —— 轻盈、优雅、行云流水 ===== */
.scroll-reveal { }

/* 容器：轻微上浮 + 几乎不可察觉的缩放，无模糊（更干净流畅） */
.scroll-reveal.reveal-ready {
  opacity: 0;
  transform: translateY(36px);
  transition:
    opacity 0.95s cubic-bezier(0.22, 1, 0.36, 1),
    transform 1.05s cubic-bezier(0.22, 1, 0.36, 1);
}
.scroll-reveal.reveal-ready.visible {
  opacity: 1;
  transform: translateY(0);
}
.about-video.scroll-reveal.reveal-ready { transition-delay: 0.12s; }

/* 方向变体 */
.scroll-reveal.reveal-ready[data-reveal="up"]    { transform: translateY(40px); }
.scroll-reveal.reveal-ready[data-reveal="left"]  { transform: translateX(-50px); }
.scroll-reveal.reveal-ready[data-reveal="right"] { transform: translateX(50px); }
.scroll-reveal.reveal-ready.visible { transform: translate(0, 0); }

/* 子项卡片：更轻盈的上浮 + 短暂延迟制造层次 */
.reveal-item {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.85s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.95s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal-item.visible {
  opacity: 1;
  transform: translateY(0);
}

/* 区块标题子元素出场 */
.scroll-reveal .section-title .en,
.scroll-reveal .section-title .cn,
.scroll-reveal .section-title .desc {
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}
/* 容器可见后，标题子元素依次浮现 */
.scroll-reveal.visible .section-title .en   { opacity: 1; transform: translateY(0); transition-delay: 0.05s; }
.scroll-reveal.visible .section-title .cn   { opacity: 1; transform: translateY(0); transition-delay: 0.15s; }
.scroll-reveal.visible .section-title .desc { opacity: 1; transform: translateY(0); transition-delay: 0.25s; }

/* About header 标题也错落入场 */
.about-header .en-title,
.about-header .cn-title {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}
.about-header.visible .en-title { opacity: 1; transform: translateY(0); transition-delay: 0.05s; }
.about-header.visible .cn-title { opacity: 1; transform: translateY(0); transition-delay: 0.15s; }

/* 无障碍：减少动效偏好时直接显示 */
@media (prefers-reduced-motion: reduce) {
  .scroll-reveal.reveal-ready,
  .reveal-item,
  .scroll-reveal .section-title .en,
  .scroll-reveal .section-title .cn,
  .scroll-reveal .section-title .desc,
  .about-header .en-title,
  .about-header .cn-title {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* ===== Products Section ===== */
.products-section { padding: 80px 0; }
.products-section .product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 25px; margin-top: 40px; }
.products-section .product-item { background: #fff; border: 1px solid #eee; border-radius: 4px; overflow: hidden; transition: box-shadow 0.3s, transform 0.3s; }
.products-section .product-item:hover { box-shadow: 0 8px 25px rgba(0,0,0,0.12); transform: translateY(-5px); }
.products-section .product-item .product-img { width: 100%; height: 200px; overflow: hidden; background: #f5f5f5; }
.products-section .product-item .product-img img { width: 100%; height: 100%; object-fit: cover; }
.products-section .product-item .product-info { padding: 15px 20px; text-align: center; }
.products-section .product-item .product-info h3 { font-size: 17px; color: #333; font-weight: 500; }
.products-section .product-item .product-info p { font-size: 13px; color: #999; margin-top: 5px; }

/* ===== News Section ===== */
.news-section { padding: 80px 0; background: #f7f7f7; }
.news-section .news-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 25px; margin-top: 40px; }
.news-section .news-item { background: #fff; border-radius: 4px; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.06); transition: box-shadow 0.3s; }
.news-section .news-item:hover { box-shadow: 0 8px 25px rgba(0,0,0,0.12); }
.news-section .news-item .news-info { padding: 20px 25px; }
.news-section .news-item .news-info h3 { font-size: 17px; color: #333; font-weight: 500; margin-bottom: 8px; line-height: 1.5; }
.news-section .news-item .news-info .news-meta { font-size: 13px; color: #aaa; margin-bottom: 10px; }
.news-section .news-item .news-info .news-desc { font-size: 14px; color: #888; line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* ===== Page Banner (sub pages) ===== */
.page-banner { width: 100%; height: 300px; margin-top: 84px; background-size: cover; background-position: center; position: relative; }
.page-banner::after { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.4); }
.page-banner .container { position: relative; z-index: 1; display: flex; align-items: center; justify-content: center; height: 100%; flex-direction: column; }
.page-banner h1 { font-size: 36px; color: #fff; font-weight: bold; }
.page-banner .breadcrumb { font-size: 14px; color: rgba(255,255,255,0.8); margin-top: 10px; }
.page-banner .breadcrumb a { color: rgba(255,255,255,0.8); }
.page-banner .breadcrumb a:hover { color: #fff; }

/* ===== List Page ===== */
.list-page { padding: 50px 0; min-height: 400px; }
.list-page .container { display: flex; gap: 30px; }
.list-page .list-sidebar { flex: 0 0 250px; }
.list-page .list-sidebar .sidebar-title { font-size: 20px; color: #fff; background: #1B9E54; padding: 15px 20px; border-radius: 4px 4px 0 0; }
.list-page .list-sidebar .sidebar-nav { background: #f5f5f5; border-radius: 0 0 4px 4px; }
.list-page .list-sidebar .sidebar-nav a { display: block; padding: 12px 20px; font-size: 15px; color: #555; border-bottom: 1px solid #e8e8e8; }
.list-page .list-sidebar .sidebar-nav a:hover, .list-page .list-sidebar .sidebar-nav a.active { color: #1B9E54; background: #e8f6ee; }
.list-page .list-main { flex: 1; min-width: 0; }
.list-page .list-items { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 25px; }
.list-page .list-item { background: #fff; border: 1px solid #eee; border-radius: 4px; overflow: hidden; transition: box-shadow 0.3s; }
.list-page .list-item:hover { box-shadow: 0 6px 20px rgba(0,0,0,0.1); }
.list-page .list-item .li-img { width: 100%; height: 200px; overflow: hidden; background: #f5f5f5; }
.list-page .list-item .li-img img { width: 100%; height: 100%; object-fit: cover; }
.list-page .list-item .li-body { padding: 15px 20px; }
.list-page .list-item .li-body h3 { font-size: 16px; color: #333; margin-bottom: 8px; }
.list-page .list-item .li-body .meta { font-size: 13px; color: #aaa; margin-bottom: 8px; }
.list-page .list-item .li-body .desc { font-size: 14px; color: #888; line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* ===== Content Detail Page ===== */
.content-page { padding: 50px 0; }
.content-page .container { display: flex; gap: 30px; }
.content-page .content-sidebar { flex: 0 0 250px; }
.content-page .content-sidebar .sidebar-title { font-size: 20px; color: #fff; background: #1B9E54; padding: 15px 20px; border-radius: 4px 4px 0 0; }
.content-page .content-sidebar .sidebar-nav { background: #f5f5f5; border-radius: 0 0 4px 4px; }
.content-page .content-sidebar .sidebar-nav a { display: block; padding: 12px 20px; font-size: 15px; color: #555; border-bottom: 1px solid #e8e8e8; }
.content-page .content-sidebar .sidebar-nav a:hover, .content-page .content-sidebar .sidebar-nav a.active { color: #1B9E54; background: #e8f6ee; }
.content-page .content-main { flex: 1; min-width: 0; background: #fff; border: 1px solid #eee; border-radius: 4px; padding: 30px 40px; }
.content-page .content-main h1.detail-title { font-size: 26px; color: #2b2b2b; margin-bottom: 15px; text-align: center; }
.content-page .content-main .detail-meta { text-align: center; font-size: 14px; color: #999; margin-bottom: 25px; padding-bottom: 20px; border-bottom: 1px solid #eee; }
.content-page .content-main .detail-meta span { margin: 0 10px; }
.content-page .content-main .content-body { font-size: 15px; line-height: 2; color: #555; }
.content-page .content-main .content-body p { margin-bottom: 15px; }
.content-page .content-main .content-body img { max-width: 100%; height: auto; margin: 15px auto; }

/* ===== Pagination ===== */
.pagination { text-align: center; padding: 30px 0; }
.pagination a, .pagination span { display: inline-block; padding: 6px 12px; margin: 0 3px; font-size: 14px; color: #555; border: 1px solid #ddd; border-radius: 3px; }
.pagination a:hover { color: #1B9E54; border-color: #1B9E54; }
.pagination .current { color: #fff; background: #1B9E54; border-color: #1B9E54; }

/* ===== Footer ===== */
.footer { background: #1f5d22; color: #ccc; padding: 50px 0 0; }
.footer .footer-top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid #b5b5b5; }
.footer .footer-col { flex: 1; min-width: 200px; }
.footer .footer-col h4 { font-size: 16px; color: #fff; margin-bottom: 20px; font-weight: 500; }
.footer .footer-col ul li { margin-bottom: 10px; }
.footer .footer-col ul li a { font-size: 14px; color: #d9d9d9; }
.footer .footer-col ul li a:hover { color: #fff; }
.footer .footer-col p { font-size: 14px; color: #d9d9d9; line-height: 1.8; margin-bottom: 5px; }
.footer .footer-logo img { height: 50px; margin-bottom: 15px; }
.footer .copyright { text-align: center; padding: 20px 0; font-size: 14px; color: #d9d9d9; }
.footer .copyright a { color: #777; }
.footer .copyright a:hover { color: #ccc; }

/* ===== Floating Contact ===== */
/* ===== 右侧悬浮组件 —— 电话 / 二维码 / 回顶 ===== */
.float-contact {
  position: fixed;
  right: 16px;
  bottom: 100px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.float-btn {
  position: relative;
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: #fff;
  color: #1B9E54;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow:
    0 2px 12px rgba(0,0,0,0.08),
    0 1px 4px rgba(0,0,0,0.04);
  transition:
    transform 0.28s cubic-bezier(0.22,1,0.36,1),
    box-shadow 0.28s ease,
    background-color 0.25s ease,
    color 0.25s ease;
  overflow: visible;
}
.float-btn svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
  transition: transform 0.35s cubic-bezier(0.22,1,0.36,1);
  flex-shrink: 0;
}
.float-btn .float-label {
  position: absolute;
  right: 58px;
  top: 50%;
  transform: translateY(-50%) translateX(8px);
  white-space: nowrap;
  font-size: 13px;
  font-weight: 500;
  color: #333;
  padding: 6px 13px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.09);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.25s ease,
    transform 0.28s cubic-bezier(0.22,1,0.36,1),
    visibility 0s linear 0.2s;
  pointer-events: none;
  letter-spacing: 0.5px;
}
.float-label::after {
  content: '';
  position: absolute;
  right: -5px;
  top: 50%;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-left-color: #fff;
  border-right: none;
}

/* Hover 状态 */
.float-btn:hover {
  transform: scale(1.06);
  background: #1B9E54;
  color: #fff;
  box-shadow:
    0 6px 20px rgba(27,158,84,0.26),
    0 2px 8px rgba(27,158,84,0.15);
}
.float-btn:hover svg { transform: rotate(-4deg) scale(1.08); }
.float-btn:hover .float-label {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) translateX(0);
  transition-delay: 0s;
}

/* 展开面板（电话号码 / 二维码） */
.float-panel {
  position: absolute;
  right: 64px;
  bottom: 0;
  width: 200px;
  background: #fff;
  border-radius: 14px;
  padding: 18px 16px;
  box-shadow:
    0 8px 30px rgba(0,0,0,0.12),
    0 2px 8px rgba(0,0,0,0.06);
  opacity: 0;
  visibility: hidden;
  transform-origin: calc(100% - 32px) center;
  transform: scale(0.92) translateX(8px);
  transition:
    opacity 0.28s cubic-bezier(0.22,1,0.36,1),
    transform 0.32s cubic-bezier(0.22,1,0.36,1),
    visibility 0s linear 0.2s;
  text-align: center;
}
.float-panel::after {
  content: '';
  position: absolute;
  right: -7px;
  bottom: 18px;
  border: 7px solid transparent;
  border-left-color: #fff;
  border-right: none;
}
.panel-title {
  display: block;
  font-size: 12px;
  color: #999;
  margin-bottom: 8px;
  letter-spacing: 1px;
}
.panel-phone {
  display: block;
  font-size: 19px;
  font-weight: 700;
  color: #1B9E54;
  text-decoration: none;
  letter-spacing: 1.5px;
  line-height: 1.4;
  transition: color 0.2s;
}
.panel-phone:hover { color: #157a42; }
.float-panel img {
  width: 130px;
  height: 130px;
  border-radius: 10px;
  margin-bottom: 8px;
  object-fit: contain;
  background: #fafafa;
}
.panel-hint {
  display: block;
  font-size: 12px;
  color: #999;
  letter-spacing: 0.5px;
}

/* hover 时展开面板 */
.float-btn:hover .float-panel {
  opacity: 1;
  visibility: visible;
  transform: scale(1) translateX(0);
  transition-delay: 0s;
}

/* ===== About Page ===== */
.about-page-intro { background: #fff; padding-top: 80px; }
.about-page-intro .about-page-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 55px; align-items: center; }
.about-page-intro .section-title { margin-bottom: 25px; text-align: left; }
.about-page-intro .section-title .cn { color: #333; }
.about-page-desc { font-size: 15px; line-height: 2; color: #666; }
.about-page-desc p { margin-bottom: 18px; }

/* About Gallery Carousel */
.about-gallery { user-select: none; }
.gallery-main { position: relative; border-radius: 8px; overflow: hidden; box-shadow: 0 12px 40px rgba(0,0,0,0.1); aspect-ratio: 4 / 3; background: #f0f0f0; }
.gallery-track { position: relative; width: 100%; height: 100%; }
.gallery-slide { position: absolute; inset: 0; opacity: 0; visibility: hidden; transform: scale(1.05); transition: opacity 0.7s ease, visibility 0.7s ease, transform 0.7s ease; }
.gallery-slide.active { opacity: 1; visibility: visible; transform: scale(1); z-index: 1; }
.gallery-slide img { width: 100%; height: 100%; object-fit: cover; }
.gallery-arrow { position: absolute; top: 50%; transform: translateY(-50%); width: 44px; height: 44px; border: none; border-radius: 50%; background: rgba(255,255,255,0.9); color: #1B9E54; font-size: 24px; display: flex; align-items: center; justify-content: center; cursor: pointer; z-index: 5; box-shadow: 0 4px 12px rgba(0,0,0,0.15); transition: background 0.3s, transform 0.3s; }
.gallery-arrow:hover { background: #fff; transform: translateY(-50%) scale(1.1); }
.gallery-arrow.prev { left: 12px; }
.gallery-arrow.next { right: 12px; }
.gallery-thumbs { display: flex; gap: 12px; margin-top: 18px; }
.gallery-thumbs .thumb { flex: 1; aspect-ratio: 4 / 3; border-radius: 4px; overflow: hidden; cursor: pointer; opacity: 0.65; transition: opacity 0.3s, transform 0.3s, box-shadow 0.3s; border: 2px solid transparent; }
.gallery-thumbs .thumb img { width: 100%; height: 100%; object-fit: cover; }
.gallery-thumbs .thumb.active, .gallery-thumbs .thumb:hover { opacity: 1; transform: translateY(-4px); box-shadow: 0 6px 18px rgba(0,0,0,0.12); }
.gallery-thumbs .thumb.active { border-color: #1B9E54; }

/* Advantages */
.about-advantages { background: #f8f9fa; }
.advantage-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 25px; margin-top: 50px; }
.advantage-item { background: #fff; border-radius: 8px; padding: 38px 25px; text-align: center; box-shadow: 0 4px 16px rgba(0,0,0,0.06); transition: transform 0.4s ease, box-shadow 0.4s ease; position: relative; overflow: hidden; }
.advantage-item::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 4px; background: #1B9E54; transform: scaleX(0); transform-origin: left; transition: transform 0.4s ease; }
.advantage-item:hover { transform: translateY(-8px); box-shadow: 0 16px 40px rgba(27,158,84,0.14); }
.advantage-item:hover::before { transform: scaleX(1); }
.advantage-icon { width: 76px; height: 76px; margin: 0 auto 22px; background: #e8f6ee; border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: background 0.35s, transform 0.35s; }
.advantage-icon svg { width: 34px; height: 34px; fill: #1B9E54; transition: fill 0.35s, transform 0.35s; }
.advantage-item:hover .advantage-icon { background: #1B9E54; transform: rotateY(360deg); }
.advantage-item:hover .advantage-icon svg { fill: #fff; }
.advantage-title { font-size: 18px; color: #2b2b2b; margin-bottom: 12px; font-weight: 600; }
.advantage-desc { font-size: 14px; color: #777; line-height: 1.7; }
.advantage-desc .count { color: #1B9E54; font-weight: 700; font-size: 18px; }

/* ===== About Page Intro (New) ===== */
.about-page-intro { background: #fff; padding-top: 70px; }
.about-page-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 55px; align-items: center; margin-top: 45px; }
.section-title.text-left { text-align: left; }
.about-page-content .section-title { margin-bottom: 24px; }
.about-page-desc { font-size: 15px; line-height: 1.9; color: #555; }
.about-page-desc p { margin-bottom: 14px; }
.about-page-desc strong { color: #1B9E54; font-weight: 600; }
.about-contact-info { margin-top: 22px; padding: 16px 20px; background: linear-gradient(135deg, #e8f6ee, #f0faf4); border-radius: 8px; border-left: 4px solid #1B9E54; display: inline-flex; align-items: center; gap: 8px; }
.contact-label { font-size: 15px; color: #444; font-weight: 500; }
.contact-phone { font-size: 22px; color: #1B9E54; font-weight: 700; text-decoration: none; letter-spacing: 1px; transition: color 0.25s; }
.contact-phone:hover { color: #15803d; }

/* ===== Main Products Section ===== */
.about-products { background: #f8f9fa; }
.product-category-list { display: flex; flex-direction: column; gap: 18px; max-width: 900px; margin: 40px auto 0; }
.product-cat-item { display: flex; gap: 22px; align-items: flex-start; padding: 26px 28px; background: #fff; border-radius: 10px; box-shadow: 0 3px 16px rgba(0,0,0,0.06); transition: transform 0.35s ease, box-shadow 0.35s ease; border-left: 4px solid transparent; }
.product-cat-item:hover { transform: translateX(8px); box-shadow: 0 8px 30px rgba(27,158,84,0.12); border-left-color: #1B9E54; }
.product-cat-icon { flex-shrink: 0; width: 56px; height: 56px; background: #e8f6ee; border-radius: 12px; display: flex; align-items: center; justify-content: center; transition: background 0.35s ease; }
.product-cat-icon svg { width: 30px; height: 30px; fill: #1B9E54; }
.product-cat-item:hover .product-cat-icon { background: #1B9E54; }
.product-cat-item:hover .product-cat-icon svg { fill: #fff; }
.product-cat-body h3 { font-size: 17px; color: #2b2b2b; font-weight: 600; margin-bottom: 6px; }
.product-cat-body p { font-size: 14px; color: #666; line-height: 1.7; }

/* ===== Business Scope Section ===== */
.about-business { background: #fff; }
.business-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 42px; }
.business-card { padding: 34px 26px; background: #f8f9fa; border-radius: 12px; text-align: center; transition: transform 0.35s ease, box-shadow 0.35s ease, background 0.35s ease; position: relative; overflow: hidden; }
.business-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: #ddd; transition: background 0.35s ease; }
.business-card:hover { transform: translateY(-6px); box-shadow: 0 14px 38px rgba(0,0,0,0.1); background: #fff; }
.business-card.highlight { background: linear-gradient(145deg, #1B9E54, #15803d); color: #fff; }
.business-card.highlight::before { background: rgba(255,255,255,0.25); }
.business-card.highlight:hover { background: linear-gradient(145deg, #1a8c4a, #147236); }
.business-card-header { display: flex; flex-direction: column; align-items: center; gap: 14px; margin-bottom: 18px; }
.business-card-header svg { width: 48px; height: 48px; fill: #1B9E54; transition: fill 0.35s ease; }
.business-card.highlight .business-card-header svg { fill: #fff; }
.business-card-header h3 { font-size: 19px; font-weight: 700; color: #2b2b2b; }
.business-card.highlight .business-card-header h3 { color: #fff; }
.business-card > p { font-size: 14px; color: #666; line-height: 1.7; margin-bottom: 16px; min-height: 48px; }
.business-card.highlight > p { color: rgba(255,255,255,0.88); }
.business-tags { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.business-tags li { padding: 5px 14px; background: rgba(27,158,84,0.08); color: #1B9E54; border-radius: 20px; font-size: 13px; font-weight: 500; }
.business-card.highlight .business-tags li { background: rgba(255,255,255,0.18); color: #fff; }

/* Strength */
.about-strength { background: #f8f9fa; }
.strength-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.strength-list { display: flex; flex-direction: column; gap: 22px; }
.strength-item { display: flex; gap: 18px; align-items: flex-start; padding: 18px 22px; background: #fff; border-radius: 6px; box-shadow: 0 3px 12px rgba(0,0,0,0.05); transition: transform 0.35s ease, box-shadow 0.35s ease; }
.strength-item:hover { transform: translateX(6px); box-shadow: 0 8px 22px rgba(0,0,0,0.1); }
.strength-num { flex-shrink: 0; width: 42px; height: 42px; background: #1B9E54; color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 700; }
.strength-item p { font-size: 15px; color: #555; line-height: 1.7; }
.strength-item .count { color: #1B9E54; font-weight: 700; font-size: 18px; }
.strength-image { position: relative; border-radius: 8px; overflow: hidden; box-shadow: 0 14px 45px rgba(0,0,0,0.12); aspect-ratio: 4 / 3; }
.strength-image img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.8s ease; }
.strength-image:hover img { transform: scale(1.06); }
.strength-image-mask { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(27,158,84,0.08) 0%, transparent 60%); pointer-events: none; }

/* Numbers & counters were a temporary block, no longer needed */

/* ===== Responsive ===== */
@media (max-width: 991px) {
  .header-nav > li > a { padding: 0 15px; font-size: 15px; }
  .about-section { padding: 50px 0 0; }
  .about-header .en-title { font-size: 26px; letter-spacing: 2px; }
  .about-header .cn-title { font-size: 17px; margin-bottom: 20px; }
  .about-header .about-text { font-size: 14px; line-height: 2; margin-bottom: 28px; }
  .about-header .btn { padding: 10px 32px; }
  .about-video { margin-top: 40px; }
  .video-logo img { height: 40px; }
  .video-logo-text { font-size: 22px; }
  .video-logo-text em { font-size: 14px; }
  .video-play-btn { width: 60px; height: 60px; }
  .video-play-btn .play-icon { border-width: 9px 0 9px 15px; }
  .list-page .container, .content-page .container { flex-direction: column; }
  .list-page .list-sidebar, .content-page .content-sidebar { flex: 0 0 auto; width: 100%; }
  .about-page-intro .about-page-grid { grid-template-columns: 1fr; gap: 35px; }
  .about-page-intro .section-title { text-align: center; }
  .advantage-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 40px; }
  .advantage-item { padding: 28px 18px; }
  .strength-grid { grid-template-columns: 1fr; gap: 35px; }
  .strength-image { order: -1; }
  .gallery-arrow { width: 38px; height: 38px; font-size: 20px; }
  /* About page intro tablet */
  .about-page-intro .about-page-grid { grid-template-columns: 1fr; gap: 35px; }
  .about-page-intro .section-title { text-align: center; }
  .product-category-list { max-width: 100%; }
  .business-grid { grid-template-columns: repeat(2, 1fr); gap: 18px; }
}

@media (max-width: 767px) {
  .header { height: 50px; }
  .header .container { height: 50px; }
  .header-logo .logo-text { font-size: 18px; }
  .header-logo img { height: 32px; }
  .header-toggle { display: flex; }
  .header-nav {
    display: none;
    position: fixed;
    top: 50px;
    left: 0;
    width: 100%;
    height: calc(100vh - 50px);
    background: #fff;
    flex-direction: column;
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
    padding: 12px 0;
    overflow-y: auto;
    z-index: 199;
  }
  .header-nav.open {
    display: flex;
    animation: menuSlideDown 0.28s cubic-bezier(0.22,1,0.36,1) forwards;
  }
  @keyframes menuSlideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to   { opacity: 1; transform: translateY(0); }
  }
  .header-nav > li { width: 100%; }
  .header-nav > li > a { height: auto; padding: 12px 20px; border-left: none; border-bottom: 1px solid #eee; border-right: none; }
  .header-nav .sub-nav { position: static; display: block; box-shadow: none; }
  .banner { margin-top: 50px; }
  .banner .banner-arrow { width: 36px; height: 36px; font-size: 18px; }
  .page-banner { margin-top: 50px; height: 200px; }
  .about-section { padding: 40px 0 0; }
  .about-header .en-title { font-size: 22px; letter-spacing: 2px; }
  .about-header .cn-title { font-size: 15px; margin-bottom: 15px; }
  .about-header .about-text { font-size: 13px; line-height: 1.9; margin-bottom: 22px; }
  .about-header .btn { padding: 9px 26px; font-size: 14px; }
  .about-video { margin-top: 30px; }
  .video-logo { gap: 8px; }
  .video-logo img { height: 32px; }
  .video-logo-text { font-size: 16px; }
  .video-logo-text em { font-size: 11px; }
  .video-play-btn { width: 48px; height: 48px; }
  .video-play-btn .play-icon { border-width: 7px 0 7px 12px; margin-left: 3px; }
  .page-banner h1 { font-size: 24px; }
  .section-title .en { font-size: 24px; }
  .section-title .cn { font-size: 18px; }
  .products-section .product-grid { grid-template-columns: repeat(2, 1fr); gap: 15px; }
  .products-section .product-item .product-img { height: 130px; }
  .news-section .news-list { grid-template-columns: 1fr; }
  .list-page .list-items { grid-template-columns: 1fr; }
  .content-page .content-main { padding: 20px; }
  .footer .footer-top { flex-direction: column; }
  .float-contact { display: none !important; }
  .about-page-intro { padding-top: 45px; }
  .about-page-intro .about-page-grid { gap: 28px; }
  .about-page-desc { font-size: 14px; line-height: 1.85; }
  .gallery-main { border-radius: 6px; }
  .gallery-thumbs { gap: 8px; margin-top: 12px; }
  .gallery-thumbs .thumb { border-radius: 3px; }
  .advantage-grid { grid-template-columns: 1fr; gap: 15px; margin-top: 30px; }
  .advantage-item { padding: 24px 18px; }
  .advantage-icon { width: 62px; height: 62px; }
  .advantage-icon svg { width: 28px; height: 28px; }
  .strength-item { padding: 14px 16px; gap: 12px; }
  .strength-num { width: 34px; height: 34px; font-size: 12px; }
  .strength-item p { font-size: 14px; }
  .about-products-fallback, .about-products-text { font-size: 14px; line-height: 1.85; }
  /* About page intro mobile */
  .about-page-intro { padding-top: 45px; }
  .about-page-intro .about-page-grid { gap: 28px; }
  .about-page-desc { font-size: 14px; line-height: 1.85; }
  .gallery-main { border-radius: 6px; }
  .gallery-thumbs { gap: 8px; margin-top: 12px; }
  .gallery-thumbs .thumb { border-radius: 3px; }
  /* Products & Business mobile */
  .product-category-list { gap: 12px; margin-top: 30px; }
  .product-cat-item { padding: 18px 16px; gap: 14px; flex-direction: column; align-items: center; text-align: center; }
  .product-cat-icon { width: 48px; height: 48px; border-radius: 10px; }
  .product-cat-icon svg { width: 26px; height: 26px; }
  .business-grid { grid-template-columns: 1fr; gap: 18px; margin-top: 30px; }
  .business-card { padding: 26px 20px; }
  .business-card > p { min-height: auto; }
  .scroll-reveal.reveal-ready[data-reveal="left"], .scroll-reveal.reveal-ready[data-reveal="right"] { transform: translateY(26px); }
}

/* ===== Message / 在线留言 ===== */
.message-page { background: #f8f9fa; }
.message-tip { text-align: center; color: #888; font-size: 15px; margin: 18px 0 40px; }
.message-layout { display: grid; grid-template-columns: 1.6fr 1fr; gap: 35px; align-items: start; }
.message-form-wrap { background: #fff; border-radius: 12px; padding: 38px 36px; box-shadow: 0 6px 24px rgba(0,0,0,0.05); }
.message-form .form-row { margin-bottom: 22px; }
.message-form label { display: block; font-size: 15px; color: #333; font-weight: 500; margin-bottom: 9px; }
.message-form .req { color: #e74c3c; }
.message-form input, .message-form textarea {
  width: 100%; padding: 12px 15px; font-size: 15px; color: #333;
  border: 1px solid #e2e2e2; border-radius: 8px; background: #fafafa;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
  font-family: inherit; box-sizing: border-box;
}
.message-form input:focus, .message-form textarea:focus {
  outline: none; border-color: #1B9E54; background: #fff;
  box-shadow: 0 0 0 3px rgba(27,158,84,0.12);
}
.message-form textarea { resize: vertical; min-height: 120px; }
.message-form .code-box { display: flex; gap: 14px; align-items: center; }
.message-form .code-box input { flex: 1; }
.message-form .codeimg { width: 120px; height: 44px; border-radius: 8px; cursor: pointer; border: 1px solid #e2e2e2; object-fit: cover; flex-shrink: 0; }
.message-form .btn-submit {
  width: 100%; padding: 14px; font-size: 16px; font-weight: 600; color: #fff;
  background: linear-gradient(135deg, #1B9E54, #15803d); border: none; border-radius: 8px;
  cursor: pointer; transition: opacity 0.25s ease, transform 0.15s ease; letter-spacing: 2px;
}
.message-form .btn-submit:hover { opacity: 0.92; }
.message-form .btn-submit:active { transform: scale(0.99); }
.message-form .btn-submit:disabled { opacity: 0.6; cursor: not-allowed; }

/* 侧边联系信息 */
.message-side { display: flex; flex-direction: column; gap: 20px; }
.side-card { background: #fff; border-radius: 12px; padding: 28px 26px; box-shadow: 0 6px 24px rgba(0,0,0,0.05); }
.side-card h3 { font-size: 17px; color: #2b2b2b; margin-bottom: 18px; padding-left: 12px; border-left: 4px solid #1B9E54; }
.side-list { list-style: none; padding: 0; margin: 0; }
.side-list li { display: flex; gap: 14px; padding: 9px 0; font-size: 14px; color: #555; border-bottom: 1px dashed #eee; }
.side-list li:last-child { border-bottom: none; }
.side-label { flex-shrink: 0; color: #999; width: 48px; }
.side-list a { color: #1B9E54; text-decoration: none; font-weight: 600; }
.side-hours { background: linear-gradient(145deg, #1B9E54, #15803d); color: #fff; }
.side-hours h3 { color: #fff; border-left-color: rgba(255,255,255,0.5); }
.side-hours p { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,0.9); }

/* 留言记录 */
.message-list-title { text-align: center; margin: 55px 0 28px; position: relative; }
.message-list-title span { display: inline-block; padding: 0 20px; background: #f8f9fa; font-size: 18px; font-weight: 600; color: #2b2b2b; position: relative; z-index: 1; }
.message-list-title::before { content: ''; position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: #e2e2e2; }
.message-records { display: flex; flex-direction: column; gap: 16px; }
.message-record { background: #fff; border-radius: 10px; padding: 22px 26px; box-shadow: 0 4px 16px rgba(0,0,0,0.04); }
.record-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.record-name { font-size: 15px; font-weight: 600; color: #1B9E54; }
.record-date { font-size: 13px; color: #aaa; }
.record-content { font-size: 14px; color: #555; line-height: 1.8; }
.record-reply { margin-top: 12px; padding: 12px 16px; background: #f3faf6; border-radius: 8px; border-left: 3px solid #1B9E54; }
.reply-tag { display: inline-block; font-size: 12px; color: #1B9E54; font-weight: 600; margin-bottom: 6px; }
.record-reply p { font-size: 14px; color: #555; line-height: 1.7; }

/* 分页 */
.message-pager { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; margin-top: 36px; }
.message-pager .page-link {
  padding: 9px 16px; font-size: 14px; color: #555; text-decoration: none;
  background: #fff; border: 1px solid #e2e2e2; border-radius: 6px; transition: all 0.25s ease;
}
.message-pager .page-link:hover { color: #fff; background: #1B9E54; border-color: #1B9E54; }
.message-pager .page-link.active, .message-pager .page-link.thisclass { color: #fff; background: #1B9E54; border-color: #1B9E54; }

/* 留言页响应式 */
@media (max-width: 991px) {
  .message-layout { grid-template-columns: 1fr; gap: 25px; }
  .message-form-wrap { padding: 30px 24px; }
}
@media (max-width: 575px) {
  .message-form-wrap { padding: 24px 18px; }
  .message-form .code-box { flex-direction: column; align-items: stretch; }
  .message-form .codeimg { width: 100%; height: 46px; }
  .message-record { padding: 18px; }
}