/* ============================================================
   长沙岱隆飞贸易有限公司 - 瓷砖地砖官网
   参考模板 demoall2.5fa.cn/1942 (棕金 #84632E / #9B8159 / #F1EFF9)
   ============================================================ */

/* ---------- 全局重置 ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 20px; -webkit-text-size-adjust: 100%; }
body {
  font: 14px/1.7 "microsoft yahei", "微软雅黑", Arial, Helvetica, sans-serif;
  color: #6F6F6F;
  background: #F1EFF9;
  margin: 0;
  position: relative;
  overflow-x: hidden;
}
ul, li, p, h1, h2, h3, h4, h5, h6, dl, dt, dd { margin: 0; padding: 0; list-style: none; border: none; }
a { text-decoration: none; color: #666; transition: color .25s; }
a:hover { text-decoration: none; color: #84632E; }
img { max-width: 100%; display: block; border: 0; }
input, textarea, button, select { font-family: inherit; outline: none; }

/* ---------- 通用容器 ---------- */
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 15px; }
.clearfix::after, .container::after { content: ""; display: block; clear: both; }
.center { text-align: center; }
.img-fallback {
  display: flex; align-items: center; justify-content: center;
  width: 100%; height: 100%; min-height: 200px;
  color: #fff; font-size: 14px; border-radius: 6px;
}

/* ---------- 滚动淡入（正确 specificity，防 scroll 后空白） ---------- */
.fade-in { opacity: 1; }
html.js .fade-in { opacity: 0; transform: translateY(40px); transition: opacity .7s ease, transform .7s ease; }
html.js .fade-in.visible { opacity: 1; transform: translateY(0); }

/* ============================================================
   顶部信息栏 + 导航栏（都在 .topbox 内）
   ============================================================ */
.topbox { background: #fff; position: relative; box-shadow: 0 2px 8px rgba(0,0,0,.06); }
.topbar {
  width: 100%; max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 15px;
}
/* Logo：SVG 图标 + 品牌名 + 行业词 */
.logo { display: flex; align-items: center; gap: 14px; }
.logo-icon { width: 54px; height: 54px; flex: 0 0 54px; }
.logo-icon svg { width: 100%; height: 100%; display: block; }
.logo-text { line-height: 1.2; }
.logo-name { font-size: 24px; font-weight: bold; color: #84632E; letter-spacing: 1px; }
.logo-tag { font-size: 12px; color: #9B8159; letter-spacing: 3px; margin-top: 4px; }
.topbar-right { display: flex; align-items: center; gap: 24px; }
.topbar-item { display: flex; align-items: center; gap: 8px; color: #9B8159; font-size: 13px; }
.topbar-item .ti-icon { width: 22px; height: 22px; flex: 0 0 22px; color: #84632E; }
.topbar-item .ti-label { font-size: 12px; color: #aaa; line-height: 1.2; }
.topbar-item .ti-val { font-size: 16px; font-weight: bold; color: #84632E; }

/* 导航栏 menubox（topbox 最后子元素） */
.menubox { width: 100%; background: #84632E; }
.menu {
  width: 100%; max-width: 1200px; margin: 0 auto;
  display: flex; height: 56px;
}
.menu > li { flex: 1; position: relative; }
.menu > li > a {
  display: block; height: 56px; line-height: 56px;
  text-align: center; color: #fff; font-size: 16px;
  border-right: 1px solid rgba(255,255,255,.15);
  position: relative;
}
.menu > li:last-child > a { border-right: none; }
.menu > li > a::after {
  content: ""; position: absolute; left: 50%; bottom: 0;
  width: 0; height: 3px; background: #FBCA33; transition: width .3s, left .3s;
}
.menu > li:hover > a::after, .menu > li.active > a::after { width: 100%; left: 0; }
.menu > li:hover > a, .menu > li.active > a { background: #725322; color: #fff; }
/* 含下拉子菜单的导航项 */
.has-sub { position: relative; }
/* 下拉子菜单（必须是 ul，防 foster-parenting） */
.submenu {
  position: absolute; top: 56px; left: 0; width: 100%;
  background: #fff; min-width: 160px;
  box-shadow: 0 4px 12px rgba(0,0,0,.12);
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: all .25s; z-index: 999;
  border-top: 3px solid #84632E;
}
.menu > li:hover .submenu { opacity: 1; visibility: visible; transform: translateY(0); }
.submenu li a {
  display: block; padding: 12px 18px; color: #555; font-size: 14px;
  text-align: center; border-bottom: 1px dashed #e0e0e0;
}
.submenu li:last-child a { border-bottom: none; }
.submenu li a:hover { background: #F1EFF9; color: #84632E; }

/* 移动端汉堡按钮 */
.menu-toggle {
  display: none; width: 44px; height: 44px;
  background: none; border: none; cursor: pointer; padding: 0;
  flex-direction: column; justify-content: center; align-items: center; gap: 5px;
}
.menu-toggle span { display: block; width: 26px; height: 3px; background: #84632E; border-radius: 2px; transition: all .3s; }

/* 移动端抽屉（桌面默认隐藏，防 inline 残留） */
.m-nav, .m-overlay { display: none; }

/* ============================================================
   Banner 轮播
   ============================================================ */
.banner { position: relative; width: 100%; overflow: hidden; background: #ccc; }
.banner-track { width: 100%; }
.banner-slide { width: 100%; position: relative; display: none; }
.banner-slide.active { display: block; }
.banner-slide img { width: 100%; height: 520px; object-fit: cover; display: block; }
.banner-mask {
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(40,25,8,.55) 0%, rgba(40,25,8,.15) 60%, rgba(40,25,8,0) 100%);
}
.banner-text {
  position: absolute; top: 50%; left: 8%; transform: translateY(-50%);
  color: #fff; max-width: 560px; z-index: 2;
}
.banner-text .bt-sub { font-size: 14px; letter-spacing: 4px; color: #FBCA33; text-transform: uppercase; margin-bottom: 14px; }
.banner-text .bt-title { font-size: 38px; font-weight: bold; line-height: 1.3; text-shadow: 0 2px 8px rgba(0,0,0,.4); }
.banner-text .bt-desc { font-size: 15px; margin-top: 16px; opacity: .9; }
.banner-text .bt-btn {
  display: inline-block; margin-top: 24px; padding: 10px 28px;
  background: #84632E; color: #fff; font-size: 14px; border-radius: 2px;
}
.banner-text .bt-btn:hover { background: #FBCA33; color: #3a2a10; }
.banner-dots {
  position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 8px; z-index: 3;
}
.banner-dot { width: 30px; height: 4px; background: rgba(255,255,255,.5); cursor: pointer; transition: all .3s; border-radius: 0; }
.banner-dot.active { background: #84632E; width: 44px; }
.banner-arrow {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 46px; height: 46px; background: rgba(0,0,0,.25); color: #fff;
  border: none; cursor: pointer; font-size: 24px; line-height: 46px; text-align: center;
  z-index: 3; transition: background .3s; border-radius: 50%;
}
.banner-arrow:hover { background: #84632E; }
.banner-arrow.prev { left: 20px; }
.banner-arrow.next { right: 20px; }

/* ============================================================
   quick-nav 核心业务 4 卡
   ============================================================ */
.quick-nav { background: #fff; }
.quick-nav-inner { display: flex; width: 100%; }
.quick-card {
  flex: 1; display: block; position: relative; overflow: hidden;
  border-right: 1px solid #eee; background: #fff;
}
.quick-card:last-child { border-right: none; }
.quick-img { width: 100%; height: 175px; overflow: hidden; position: relative; background: #eee; }
.quick-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.quick-img::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(60,40,15,0) 45%, rgba(60,40,15,.32)); }
.quick-card:hover .quick-img img { transform: scale(1.08); }
.quick-body { padding: 18px 14px 24px; text-align: center; position: relative; }
.quick-body::after { content: ""; position: absolute; left: 50%; bottom: 0; width: 0; height: 3px; background: #84632E; transform: translateX(-50%); transition: width .3s; }
.quick-card:hover .quick-body::after { width: 50%; }
.quick-cn { font-size: 18px; color: #333; font-weight: bold; margin-bottom: 4px; transition: color .3s; }
.quick-card:hover .quick-cn { color: #84632E; }
.quick-en { font-size: 13px; color: #bbb; letter-spacing: 1px; }

/* ============================================================
   分区标题
   ============================================================ */
.sec-title { text-align: center; padding: 56px 0 32px; }
.sec-title .cn { font-size: 28px; color: #84632E; font-weight: bold; line-height: 1.4; position: relative; display: inline-block; }
.sec-title .cn::before, .sec-title .cn::after {
  content: ""; position: absolute; top: 50%; width: 50px; height: 2px; background: #c4a86a;
}
.sec-title .cn::before { right: 100%; margin-right: 18px; }
.sec-title .cn::after { left: 100%; margin-left: 18px; }
.sec-title .en { font-size: 16px; color: #A6A6A7; letter-spacing: 2px; margin-top: 8px; text-transform: uppercase; }

/* ============================================================
   产品展示（4 列横排，dt 图 + 遮罩，dd 标题条+箭头）
   ============================================================ */
.products-wrap { padding-bottom: 50px; }
.products {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px;
  width: 100%; max-width: 1200px; margin: 0 auto;
}
.product-card { background: #fff; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,.05); transition: box-shadow .3s, transform .3s; }
.product-card:hover { box-shadow: 0 8px 24px rgba(132,99,46,.18); transform: translateY(-4px); }
.product-img { position: relative; width: 100%; height: 220px; overflow: hidden; background: #eee; }
.product-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.product-card:hover .product-img img { transform: scale(1.08); }
.product-mask {
  position: absolute; inset: 0; background: rgba(132,99,46,.45);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity .35s;
}
.product-card:hover .product-mask { opacity: 1; }
.product-mask .read-more {
  display: inline-block; padding: 8px 22px; border: 1px solid #fff;
  color: #fff; font-size: 13px; border-radius: 2px;
}
.product-info { display: flex; align-items: stretch; }
.product-info .name {
  flex: 1; padding: 12px 14px; background: #DADADA; color: #222;
  font-size: 15px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  transition: background .3s, color .3s;
}
.product-card:hover .product-info .name { background: #84632E; color: #fff; }
.product-info .arrow {
  width: 40px; background: #5C5C5C; color: #fff; text-align: center; line-height: 44px;
  font-size: 14px; transition: background .3s;
}
.product-card:hover .product-info .arrow { background: #FBCA33; color: #3a2a10; }

/* 列表页：3 列 */
.products.list-grid { grid-template-columns: repeat(3, 1fr); }

/* ============================================================
   关于我们（两栏：左图 scale + 右文）
   ============================================================ */
.about { background: #fff; }
.about-inner { display: flex; align-items: stretch; width: 100%; max-width: 1200px; margin: 0 auto; }
.about-img { flex: 0 0 50%; width: 50%; overflow: hidden; }
.about-img img { width: 100%; height: 100%; min-height: 380px; object-fit: cover; transition: transform .6s; }
.about-img:hover img { transform: scale(1.06); }
.about-text { flex: 0 0 50%; width: 50%; padding: 48px 56px; display: flex; flex-direction: column; justify-content: center; }
.about-text h2, .about-text .about-h1 { font-size: 24px; font-weight: bold; color: #333; line-height: 1.4; }
.about-text .at-line { width: 60px; height: 3px; background: #84632E; margin: 18px 0 22px; }
.about-text p { font-size: 14px; color: #777; line-height: 2; margin-bottom: 14px; }
.about-text .more {
  display: inline-block; align-self: flex-start; margin-top: 12px;
  padding: 8px 24px; border: 2px solid #84632E; color: #84632E; font-size: 13px;
  transition: all .3s;
}
.about-text .more:hover { background: #84632E; color: #fff; }

/* 企业亮点数据条 */
.stats-strip { background: #84632E; }
.stats-inner { display: flex; width: 100%; max-width: 1200px; margin: 0 auto; }
.stat-item { flex: 1; text-align: center; padding: 40px 16px; border-right: 1px solid rgba(255,255,255,.18); }
.stat-item:last-child { border-right: none; }
.stat-num { font-size: 40px; font-weight: bold; color: #FBCA33; line-height: 1.2; }
.stat-num .suf { font-size: 20px; }
.stat-label { font-size: 14px; color: #fff; margin-top: 8px; letter-spacing: 1px; }

/* ============================================================
   新闻中心（两栏：左列表 + 右热线图）
   ============================================================ */
.news { background: #fff; padding-bottom: 56px; }
.news-inner { display: flex; width: 100%; max-width: 1200px; margin: 0 auto; gap: 30px; }
.news-list { flex: 1; padding: 10px 0; }
.news-list li { border-bottom: 1px dashed #ddd; }
.news-list li a {
  display: flex; align-items: center; justify-content: space-between;
  line-height: 50px; padding: 0 6px; color: #555; font-size: 15px;
}
.news-list li a .nt { flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.news-list li a .nt::before { content: ""; display: inline-block; width: 6px; height: 6px; background: #84632E; margin-right: 10px; vertical-align: middle; }
.news-list li:hover a { color: #84632E; }
.news-list li:hover a .nt::before { background: #FBCA33; }
.news-list li .date { color: #999; font-size: 13px; margin-left: 16px; }
.news-contact {
  flex: 0 0 380px; width: 380px; min-height: 320px; position: relative; overflow: hidden;
}
.news-contact-img { position: absolute; inset: 0; }
.news-contact-img img { width: 100%; height: 100%; object-fit: cover; }
.news-contact-img::after { content: ""; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(132,99,46,.85), rgba(60,40,15,.75)); }
.news-contact-text { position: relative; z-index: 2; padding: 44px 36px; color: #fff; }
.news-contact-text .nc-title { font-size: 22px; font-weight: bold; line-height: 1.5; }
.news-contact-text .nc-line { width: 50px; height: 2px; background: #FBCA33; margin: 18px 0; }
.news-contact-text .nc-sub { font-size: 14px; opacity: .9; line-height: 1.9; }
.news-contact-text .nc-hot { font-size: 26px; font-weight: bold; color: #FBCA33; margin-top: 14px; letter-spacing: 1px; }

/* ============================================================
   合作伙伴
   ============================================================ */
.partners-wrap { background: #F1EFF9; padding-bottom: 56px; }
.partners { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; width: 100%; max-width: 1200px; margin: 0 auto; }
.partner-item {
  background: #fff; border: 1px solid #ece6dc; padding: 26px 16px; text-align: center;
  display: flex; align-items: center; justify-content: center; min-height: 84px;
  font-size: 15px; color: #8a7a5a; font-weight: bold; transition: all .3s;
}
.partner-item:hover { border-color: #84632E; color: #84632E; transform: translateY(-3px); box-shadow: 0 6px 16px rgba(132,99,46,.12); }

/* 友情链接条 */
.friend { background: #F1EFF9; padding: 20px 0; border-top: 1px solid #e6ddca; }
.friend-inner { width: 100%; max-width: 1200px; margin: 0 auto; display: flex; align-items: center; flex-wrap: wrap; gap: 0 26px; }
.friend-inner .f-label { color: #84632E; font-weight: bold; font-size: 14px; display: flex; align-items: center; gap: 6px; }
.friend-inner .f-label svg { width: 16px; height: 16px; }
.friend-inner a { color: #8A6C3C; font-size: 14px; padding: 2px 0; }
.friend-inner a:hover { color: #84632E; text-decoration: underline; }

/* ============================================================
   页脚
   ============================================================ */
.footer { background: #5a4321; color: #cbb892; padding: 50px 0 0; }
.footer-main { display: grid; grid-template-columns: 2fr 1fr 1.4fr 1.6fr; gap: 36px; width: 100%; max-width: 1200px; margin: 0 auto; }
.footer-col h3 { color: #fff; font-size: 16px; margin-bottom: 20px; padding-bottom: 12px; border-bottom: 1px solid rgba(255,255,255,.15); position: relative; }
.footer-col h3::after { content: ""; position: absolute; left: 0; bottom: -1px; width: 40px; height: 2px; background: #FBCA33; }
.footer-col p { font-size: 13px; line-height: 1.9; color: #cbb892; }
.footer-col ul li { font-size: 13px; line-height: 2.1; }
.footer-col ul li a { color: #cbb892; }
.footer-col ul li a:hover { color: #FBCA33; padding-left: 4px; }
.footer-contact-item { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 12px; font-size: 13px; }
.footer-contact-item .fc-icon { width: 18px; height: 18px; flex: 0 0 18px; color: #FBCA33; margin-top: 2px; }
.footer-contact-item .fc-text { color: #cbb892; line-height: 1.6; }
.footer-qr { text-align: center; margin-top: 10px; }
.footer-qr img { width: 110px; height: 110px; margin: 0 auto; background: #fff; padding: 5px; }
.footer-qr .qr-tip { color: #cbb892; font-size: 12px; margin-top: 8px; }
.footer-copyright {
  margin-top: 40px; background: #432f17; padding: 16px 0; text-align: center;
  font-size: 13px; color: #b8a47e;
}
.footer-copyright a { color: #b8a47e; }
.footer-copyright a:hover { color: #FBCA33; }

/* ============================================================
   内页 Banner + 面包屑
   ============================================================ */
.n-banner { position: relative; width: 100%; height: 300px; overflow: hidden; }
.n-banner img { width: 100%; height: 100%; object-fit: cover; }
.n-banner .nb-mask { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(50,35,15,.45), rgba(50,35,15,.6)); }
.n-banner .nb-text { position: absolute; top: 50%; left: 0; right: 0; transform: translateY(-50%); text-align: center; color: #fff; }
.n-banner .nb-text .nb-en { font-size: 16px; letter-spacing: 6px; color: #FBCA33; text-transform: uppercase; }
.n-banner .nb-text .nb-cn { font-size: 32px; font-weight: bold; margin-top: 8px; text-shadow: 0 2px 8px rgba(0,0,0,.4); }

.ntit { background: #fff; border-bottom: 1px solid #eee; }
.ntit-inner { display: flex; align-items: center; justify-content: space-between; width: 100%; max-width: 1200px; margin: 0 auto; padding: 18px 15px; }
.ntit-left { display: flex; align-items: baseline; gap: 12px; }
.ntit-left .nc-cn { font-size: 22px; font-weight: bold; color: #84632E; }
.ntit-left .nc-en { font-size: 14px; color: #bbb; text-transform: uppercase; letter-spacing: 2px; }
.crumb { font-size: 13px; color: #999; }
.crumb a { color: #999; }
.crumb a:hover { color: #84632E; }
.crumb .sep { margin: 0 6px; color: #ccc; }
.crumb .cur { color: #84632E; }

/* ============================================================
   内页主体 / 列表 / 详情
   ============================================================ */
.page-wrap { width: 100%; max-width: 1200px; margin: 0 auto; padding: 40px 15px 60px; }

/* 新闻列表（图文卡片） */
.news-list-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; width: 100%; }
.news-card { background: #fff; display: flex; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,.05); transition: box-shadow .3s, transform .3s; }
.news-card:hover { box-shadow: 0 8px 24px rgba(132,99,46,.15); transform: translateY(-3px); }
.news-card .nc-thumb { flex: 0 0 180px; width: 180px; overflow: hidden; }
.news-card .nc-thumb img { width: 100%; height: 100%; min-height: 140px; object-fit: cover; transition: transform .5s; }
.news-card:hover .nc-thumb img { transform: scale(1.08); }
.news-card .nc-body { flex: 1; padding: 20px 22px; display: flex; flex-direction: column; }
.news-card .nc-title { font-size: 16px; font-weight: bold; color: #333; margin-bottom: 10px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.news-card:hover .nc-title { color: #84632E; }
.news-card .nc-date { font-size: 12px; color: #999; margin-bottom: 10px; display: flex; align-items: center; gap: 6px; }
.news-card .nc-date svg { width: 13px; height: 13px; }
.news-card .nc-desc { font-size: 13px; color: #888; line-height: 1.8; flex: 1; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.news-card .nc-more { margin-top: 12px; font-size: 13px; color: #84632E; }

/* 文本新闻列表（内页/关于用） */
.text-list { background: #fff; }
.text-list li a {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 18px; border-bottom: 1px dashed #e0e0e0; color: #666; font-size: 14px;
}
.text-list li:last-child a { border-bottom: none; }
.text-list li:hover a { background: #F1EFF9; color: #84632E; }
.text-list li a .tt { flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; padding-left: 14px; position: relative; }
.text-list li a .tt::before { content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 5px; height: 5px; background: #84632E; }
.text-list li a .dd { color: #aaa; font-size: 12px; margin-left: 16px; }

/* 详情页 */
.detail { background: #fff; padding: 40px; box-shadow: 0 2px 8px rgba(0,0,0,.04); }
.detail-title { font-size: 26px; font-weight: bold; color: #333; text-align: center; line-height: 1.5; }
.detail-meta { text-align: center; font-size: 13px; color: #999; margin: 16px 0 24px; padding-bottom: 20px; border-bottom: 1px dashed #ddd; display: flex; justify-content: center; gap: 24px; flex-wrap: wrap; }
.detail-meta span { display: flex; align-items: center; gap: 6px; }
.detail-meta span svg { width: 14px; height: 14px; flex: none; }
.detail-content { font-size: 15px; color: #555; line-height: 2; }
.detail-content p { margin-bottom: 18px; }
.detail-content h3 { font-size: 18px; color: #84632E; margin: 26px 0 14px; padding-left: 12px; border-left: 4px solid #84632E; }
.detail-img { margin: 24px 0; text-align: center; }
.detail-img img { max-width: 100%; margin: 0 auto; border-radius: 4px; }
.detail-img .cap { font-size: 13px; color: #999; margin-top: 8px; }

/* 产品详情：左图 + 右信息 */
.product-detail { display: flex; gap: 40px; background: #fff; padding: 40px; box-shadow: 0 2px 8px rgba(0,0,0,.04); }
.product-detail .pd-img { flex: 0 0 46%; width: 46%; }
.product-detail .pd-img img { width: 100%; border: 1px solid #eee; }
.product-detail .pd-info { flex: 1; }
.product-detail .pd-info h1 { font-size: 24px; color: #333; margin-bottom: 16px; }
.product-detail .pd-info .pd-line { width: 50px; height: 3px; background: #84632E; margin-bottom: 20px; }
.product-detail .pd-info .pd-desc { font-size: 14px; color: #777; line-height: 1.9; margin-bottom: 20px; }
.pd-params { width: 100%; border-collapse: collapse; margin-bottom: 20px; }
.pd-params td { padding: 10px 14px; border: 1px solid #eee; font-size: 14px; }
.pd-params tr td:first-child { background: #F1EFF9; color: #84632E; font-weight: bold; width: 30%; }
.pd-features { background: #F1EFF9; padding: 22px 24px; border-radius: 4px; }
.pd-features h4 { color: #84632E; font-size: 15px; margin-bottom: 12px; }
.pd-features li { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: #666; line-height: 1.9; padding: 4px 0; }
.pd-features li svg { width: 18px; height: 18px; color: #84632E; flex: 0 0 18px; margin-top: 3px; }

/* 相关产品 */
.related-title { font-size: 20px; color: #84632E; margin: 40px 0 20px; padding-left: 14px; border-left: 4px solid #84632E; }

/* 上一篇/下一篇 */
.prev-next { margin-top: 30px; border-top: 1px dashed #ddd; padding-top: 20px; }
.prev-next a { display: block; padding: 10px 16px; background: #f5f3fa; color: #666; font-size: 14px; margin-bottom: 8px; transition: background .3s; }
.prev-next a:hover { background: #84632E; color: #fff; }
.prev-next a .pn-label { color: #84632E; font-weight: bold; margin-right: 8px; }
.prev-next a:hover .pn-label { color: #FBCA33; }

/* ============================================================
   关于我们页（介绍 / 时间轴 / 文化 / 团队）
   ============================================================ */
.about-page { background: #fff; padding: 40px; line-height: 2; box-shadow: 0 2px 8px rgba(0,0,0,.04); }
.about-page h3 { font-size: 18px; color: #84632E; margin: 24px 0 14px; padding-left: 12px; border-left: 4px solid #84632E; }
.about-page p { font-size: 14px; color: #666; margin-bottom: 14px; }
.about-page .ap-img { margin: 18px 0; }
.about-page .ap-img img { width: 100%; border-radius: 4px; }

/* 时间轴 */
.timeline { position: relative; padding: 20px 0 20px 30px; }
.timeline::before { content: ""; position: absolute; left: 6px; top: 0; bottom: 0; width: 2px; background: #d8c9a8; }
.timeline-node { position: relative; padding: 0 0 28px 30px; }
.timeline-node::before { content: ""; position: absolute; left: -30px; top: 4px; width: 14px; height: 14px; background: #84632E; border: 3px solid #fff; border-radius: 50%; box-shadow: 0 0 0 2px #84632E; }
.timeline-node .tn-year { font-size: 20px; font-weight: bold; color: #84632E; }
.timeline-node .tn-title { font-size: 16px; color: #333; margin: 4px 0; font-weight: bold; }
.timeline-node .tn-desc { font-size: 13px; color: #888; line-height: 1.8; }

/* 企业文化卡片 */
.culture-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; width: 100%; }
.culture-card { background: #fff; padding: 36px 28px; text-align: center; box-shadow: 0 2px 8px rgba(0,0,0,.05); border-top: 3px solid #84632E; transition: transform .3s; }
.culture-card:hover { transform: translateY(-6px); }
.culture-card .cc-icon { width: 56px; height: 56px; margin: 0 auto 16px; color: #84632E; }
.culture-card .cc-icon svg { width: 100%; height: 100%; }
.culture-card h4 { font-size: 18px; color: #333; margin-bottom: 10px; }
.culture-card p { font-size: 13px; color: #888; line-height: 1.8; }

/* 团队 */
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; width: 100%; }
.team-card { background: #fff; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,.05); transition: box-shadow .3s, transform .3s; }
.team-card:hover { box-shadow: 0 8px 24px rgba(132,99,46,.15); transform: translateY(-4px); }
.team-card .tc-img { width: 100%; height: 240px; overflow: hidden; background: #eee; }
.team-card .tc-img img { width: 100%; height: 100%; object-fit: cover; }
.team-card .tc-info { padding: 18px; text-align: center; }
.team-card .tc-info .tc-name { font-size: 17px; font-weight: bold; color: #333; }
.team-card .tc-info .tc-pos { font-size: 13px; color: #84632E; margin-top: 4px; }

/* ============================================================
   联系我们页
   ============================================================ */
.contact-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; width: 100%; margin-bottom: 40px; }
.contact-card { background: #fff; padding: 36px 24px; text-align: center; box-shadow: 0 2px 8px rgba(0,0,0,.05); border-bottom: 3px solid #84632E; transition: transform .3s; }
.contact-card:hover { transform: translateY(-4px); }
.contact-card .cc-circle { width: 64px; height: 64px; margin: 0 auto 16px; background: #F1EFF9; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #84632E; }
.contact-card .cc-circle svg { width: 30px; height: 30px; }
.contact-card h4 { font-size: 16px; color: #333; margin-bottom: 8px; }
.contact-card p { font-size: 15px; color: #84632E; font-weight: bold; line-height: 1.6; }

/* CSS 模拟地图（不嵌入真实 iframe，不用二维码） */
.map { width: 100%; height: 360px; background: #e8e3d8; position: relative; overflow: hidden; border: 1px solid #d8cfb8; border-radius: 4px; margin-bottom: 40px; }
.map .m-grid { position: absolute; inset: 0; background-image: linear-gradient(#d8cfb8 1px, transparent 1px), linear-gradient(90deg, #d8cfb8 1px, transparent 1px); background-size: 40px 40px; opacity: .55; }
.map .m-road { position: absolute; background: #fff; }
.map .m-road.r1 { left: 0; right: 0; top: 46%; height: 14px; box-shadow: 0 0 0 1px #c8bfa8; }
.map .m-road.r2 { top: 0; bottom: 0; left: 38%; width: 12px; box-shadow: 0 0 0 1px #c8bfa8; }
.map .m-road.r3 { top: 0; bottom: 0; left: 72%; width: 8px; background: #f3eedf; box-shadow: 0 0 0 1px #c8bfa8; }
.map .m-block { position: absolute; background: #dcd5c4; border: 1px solid #c8bfa8; }
.map .m-pin { position: absolute; left: 38%; top: 46%; transform: translate(-50%, -100%); z-index: 3; }
.map .m-pin .m-dot { width: 22px; height: 22px; background: #84632E; border: 3px solid #fff; border-radius: 50% 50% 50% 0; transform: rotate(-45deg); box-shadow: 0 4px 10px rgba(0,0,0,.3); }
.map .m-pin .m-pulse { position: absolute; left: 50%; top: 100%; transform: translate(-50%,-50%); width: 18px; height: 18px; background: rgba(251,202,51,.5); border-radius: 50%; animation: pulse 1.8s infinite; }
@keyframes pulse { 0% { transform: translate(-50%,-50%) scale(.6); opacity: .9; } 100% { transform: translate(-50%,-50%) scale(2.4); opacity: 0; } }
.map .m-bubble { position: absolute; left: 38%; top: 46%; transform: translate(18px, -130%); background: #84632E; color: #fff; padding: 8px 14px; font-size: 13px; border-radius: 4px; white-space: nowrap; z-index: 3; box-shadow: 0 4px 12px rgba(0,0,0,.2); }
.map .m-bubble::after { content: ""; position: absolute; left: -7px; top: 50%; transform: translateY(-50%); border: 7px solid transparent; border-right-color: #84632E; }
.map .m-label { position: absolute; font-size: 11px; color: #9a8a60; }

/* 留言表单 */
.feedback { background: #fff; padding: 40px; box-shadow: 0 2px 8px rgba(0,0,0,.04); }
.feedback h3 { font-size: 20px; color: #84632E; margin-bottom: 24px; padding-left: 12px; border-left: 4px solid #84632E; }
.feedback-form { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; width: 100%; }
.feedback-form .ff-full { grid-column: 1 / -1; }
.feedback-form label { font-size: 13px; color: #666; display: block; margin-bottom: 6px; }
.feedback-form label .req { color: #c00; }
.feedback-form input, .feedback-form textarea {
  width: 100%; padding: 11px 14px; border: 1px solid #ddd; border-radius: 3px;
  font-size: 14px; background: #fff; transition: border-color .3s;
}
.feedback-form input:focus, .feedback-form textarea:focus { border-color: #84632E; }
.feedback-form textarea { resize: vertical; min-height: 130px; }
.feedback-form .ff-submit { grid-column: 1 / -1; }
.feedback-form .ff-btn { padding: 12px 40px; background: #84632E; color: #fff; border: none; font-size: 15px; cursor: pointer; border-radius: 3px; transition: background .3s; }
.feedback-form .ff-btn:hover { background: #FBCA33; color: #3a2a10; }

/* ============================================================
   右浮工具栏（桌面）+ 移动底部栏
   ============================================================ */
.aside { position: fixed; right: 0; top: 50%; transform: translateY(-50%); z-index: 900; display: flex; flex-direction: column; }
.aside-item { width: 56px; height: 56px; background: rgba(132,99,46,.92); color: #fff; display: flex; flex-direction: column; align-items: center; justify-content: center; cursor: pointer; margin-bottom: 2px; transition: background .3s; position: relative; }
.aside-item:hover { background: #84632E; }
.aside-item svg { width: 22px; height: 22px; }
.aside-item .ai-tip { font-size: 10px; margin-top: 2px; }
.aside-qr { position: absolute; right: 66px; top: 50%; transform: translateY(-50%) scale(0); transform-origin: right center; background: #fff; padding: 8px; box-shadow: 0 4px 16px rgba(0,0,0,.18); transition: transform .3s; }
.aside-qr img { width: 100px; height: 100px; }
.aside-qr .qr-tip { font-size: 12px; color: #84632E; text-align: center; margin-top: 4px; }
.aside-item:hover .aside-qr { transform: translateY(-50%) scale(1); }
.aside-top { background: #5C5C5C; }

/* 返回顶部浮动按钮 */
.go-top { position: fixed; right: 18px; bottom: 18px; width: 46px; height: 46px; background: rgba(132,99,46,.9); color: #fff; border: none; cursor: pointer; border-radius: 50%; display: none; align-items: center; justify-content: center; z-index: 800; transition: background .3s; }
.go-top:hover { background: #84632E; }
.go-top.show { display: flex; }
.go-top svg { width: 22px; height: 22px; }

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1024px) {
  .topbar-right .topbar-item:not(.tel-item) { display: none; }
  .products { grid-template-columns: repeat(3, 1fr); }
  .products.list-grid { grid-template-columns: repeat(2, 1fr); }
  .about-inner { flex-direction: column; }
  .about-img, .about-text { flex: none; width: 100%; }
  .about-img img { min-height: 280px; }
  .news-inner { flex-direction: column; }
  .news-contact { flex: none; width: 100%; min-height: 240px; }
  .partners { grid-template-columns: repeat(3, 1fr); }
  .team-grid { grid-template-columns: repeat(3, 1fr); }
  .product-detail { flex-direction: column; }
  .product-detail .pd-img { flex: none; width: 100%; }
  .footer-main { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  html { font-size: 16px; }
  .menu, .topbar-right { display: none; }
  .topbar { justify-content: space-between; padding: 12px 15px; }
  .menu-toggle { display: flex; }
  .logo-icon { width: 42px; height: 42px; flex-basis: 42px; }
  .logo-name { font-size: 19px; }
  .logo-tag { font-size: 11px; letter-spacing: 2px; }

  /* 移动抽屉显示 */
  .m-overlay {
    display: none; position: fixed; inset: 0; background: rgba(0,0,0,.5);
    z-index: 9998; opacity: 0; transition: opacity .3s;
  }
  .m-overlay.show { display: block; opacity: 1; }
  .m-nav {
    display: block; position: fixed; top: 0; left: -280px; width: 260px; height: 100%;
    background: #1f1b14; z-index: 9999; overflow-y: auto; transition: left .3s; padding-top: 20px;
  }
  .m-nav.show { left: 0; }
  .m-nav .m-close { position: absolute; top: 12px; right: 16px; color: #fff; font-size: 22px; cursor: pointer; }
  .m-nav a.m-link {
    display: block; padding: 14px 22px; color: #fff; font-size: 16px; border-bottom: 1px solid rgba(255,255,255,.08);
  }
  .m-nav a.m-link:hover, .m-nav a.m-link.active { background: #84632E; color: #fff; }
  .m-nav .m-sub { background: #15110b; }
  .m-nav .m-sub a { display: block; padding: 12px 22px 12px 40px; color: #b8a47e; font-size: 14px; border-bottom: 1px dashed rgba(255,255,255,.06); }
  .m-nav .m-sub a:hover { color: #FBCA33; }

  .banner-slide img { height: 260px; }
  .banner-text { left: 5%; right: 5%; max-width: 90%; }
  .banner-text .bt-title { font-size: 22px; }
  .banner-text .bt-desc { display: none; }
  .banner-arrow { width: 36px; height: 36px; font-size: 18px; line-height: 36px; }

  .quick-nav-inner { flex-wrap: wrap; }
  .quick-card { flex: 1 1 50%; border-bottom: 1px solid #eee; }
  .quick-card:nth-child(2n) { border-right: none; }
  .quick-img { height: 120px; }
  .quick-body { padding: 14px 10px 18px; }
  .quick-cn { font-size: 15px; }

  .sec-title { padding: 36px 0 22px; }
  .sec-title .cn { font-size: 22px; }
  .sec-title .cn::before, .sec-title .cn::after { width: 28px; }

  .products, .products.list-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .product-img { height: 150px; }
  .product-info .name { font-size: 13px; }

  .about-text { padding: 30px 22px; }
  .stats-inner { flex-wrap: wrap; }
  .stat-item { flex: 1 1 50%; border-bottom: 1px solid rgba(255,255,255,.18); padding: 28px 12px; }
  .stat-num { font-size: 30px; }

  .news-list-grid { grid-template-columns: 1fr; }
  .news-card .nc-thumb { flex-basis: 130px; width: 130px; }
  .news-card .nc-body { padding: 14px 16px; }
  .news-card .nc-title { font-size: 15px; }

  .partners, .products.list-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .culture-grid { grid-template-columns: 1fr; }
  .contact-cards { grid-template-columns: 1fr; }

  .n-banner { height: 180px; }
  .n-banner .nb-text .nb-cn { font-size: 24px; }
  .detail, .product-detail, .feedback, .about-page { padding: 22px 18px; }

  .footer-main { grid-template-columns: 1fr; gap: 26px; }
  .feedback-form { grid-template-columns: 1fr; }

  /* 移动端隐藏右浮栏，由底部工具条替代 */
  .aside { display: none; }
  .mobile-bar {
    display: flex; position: fixed; bottom: 0; left: 0; right: 0; z-index: 950;
    background: rgba(40,30,15,.96);
  }
  .mobile-bar .mb-item { flex: 1; text-align: center; padding: 8px 0 10px; color: #fff; }
  .mobile-bar .mb-item svg { width: 22px; height: 22px; margin: 0 auto 3px; }
  .mobile-bar .mb-item span { display: block; font-size: 11px; }
  .mobile-bar .mb-item:hover, .mobile-bar .mb-item.active { color: #FBCA33; }
  body { padding-bottom: 56px; }
}
.mobile-bar { display: none; }