/* ============================================================
   德源祥家居模板样式  v2.0
   现代配色：纯白底 + 冷灰分区 + 亮金点缀
   依赖：Bootstrap 5 / Swiper 11 / AOS 2.3.4（CDN）
   ============================================================ */
:root{
  --gold:#c19a4b;
  --gold-deep:#9c7a35;
  --gold-light:#e2c98a;
  --bg:#ffffff;
  --bg-2:#f4f6f8;
  --card:#ffffff;
  --text:#111418;
  --text-muted:#5f6b76;
  --line:#e3e6ea;
  --serif:"Source Han Serif SC","Noto Serif SC","STSong","SimSun",serif;
  --sans:"Microsoft YaHei","PingFang SC",-apple-system,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--sans);overflow-x:hidden}
a{text-decoration:none;color:inherit;transition:color .3s}
img{max-width:100%;display:block}
::selection{background:var(--gold);color:#fff}

/* ================= 导航 ================= */
/* 首页：透明压在轮播大图上；内页：白色实底 */
.navbar{background:transparent;transition:all .4s;padding:1rem 0;z-index:1000}
.navbar.scrolled,.page-inner .navbar{background:rgba(255,255,255,.97);backdrop-filter:blur(12px);box-shadow:0 4px 24px rgba(23,32,44,.08);padding:.55rem 0}
.brand-logo{font-family:var(--serif);font-size:1.55rem;color:#fff;letter-spacing:.15em;font-weight:600;transition:color .4s;display:flex;align-items:center;gap:.6rem}
.brand-logo-img{height:42px;width:auto;display:block;flex-shrink:0}
.brand-logo small{display:block;font-size:.6rem;letter-spacing:.42em;color:var(--gold-light);font-family:var(--sans);margin-top:2px;transition:color .4s}
.navbar.scrolled .brand-logo,.page-inner .brand-logo{color:var(--text)}
.navbar.scrolled .brand-logo small,.page-inner .brand-logo small{color:var(--gold)}
.navbar-nav .nav-link{color:rgba(255,255,255,.92);font-size:.95rem;letter-spacing:.12em;margin:0 .65rem;position:relative;padding:.5rem 0;transition:color .4s}
.navbar.scrolled .navbar-nav .nav-link,.page-inner .navbar-nav .nav-link{color:var(--text)}
.navbar-nav .nav-link::after{content:"";position:absolute;left:50%;bottom:0;width:0;height:2px;background:var(--gold);transition:all .3s;transform:translateX(-50%)}
.navbar-nav .nav-link:hover,.navbar-nav .nav-link.active{color:var(--gold)!important}
.navbar-nav .nav-link:hover::after,.navbar-nav .nav-link.active::after{width:60%}

/* ========== 导航子菜单（PC hover 下拉） ========== */
@media(min-width:992px){
  .navbar-nav .nav-item.dropdown > .nav-link{padding-right:1.3rem}
  .navbar-nav .nav-item.dropdown > .nav-link::before{
    content:'\F282';
    font-family:'bootstrap-icons';
    font-size:.55rem;
    position:absolute;
    right:0;
    top:50%;
    transform:translateY(-50%);
    opacity:.6;
    transition:transform .25s
  }
  .navbar-nav .nav-item.dropdown:hover > .nav-link::before{transform:translateY(-50%) rotate(180deg)}
  .navbar-nav .dropdown-menu{
    display:block;
    margin:0;
    padding:.5rem 0;
    border:none;
    border-radius:10px;
    min-width:180px;
    background:#fff;
    box-shadow:0 12px 32px rgba(23,32,44,.12);
    opacity:0;
    visibility:hidden;
    transform:translateY(6px);
    transition:opacity .25s,transform .25s,visibility .25s
  }
  .navbar-nav .nav-item.dropdown:hover > .dropdown-menu{
    opacity:1;
    visibility:visible;
    transform:translateY(0)
  }
  .navbar-nav .dropdown-item{
    padding:.55rem 1.2rem;
    color:var(--text);
    font-size:.87rem;
    letter-spacing:.05em;
    background:transparent;
    transition:all .2s
  }
  .navbar-nav .dropdown-item:hover{
    color:var(--gold);
    background:var(--bg-2);
    padding-left:1.5rem
  }
}
/* ================= 移动端右侧抽屉菜单 ================= */
@media(max-width:991px){
  .navbar-toggler{margin-left:auto;flex-shrink:0}  /* 汉堡按钮推到右侧且不被压缩 */
  /* 公司名称与汉堡按钮保持同一行：缩小字号、禁止换行、超长省略 */
  .brand-logo{
    display:flex;
    align-items:center;
    gap:.5rem;
    max-width:calc(100% - 60px);  /* 留出汉堡按钮宽度 */
    font-size:1.55rem;
    letter-spacing:.04em;
    margin-right:auto;
    min-width:0
  }
  .brand-logo .brand-logo-img{height:30px}
  .brand-logo .brand-logo-text{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
  .navbar{flex-wrap:nowrap}
  .navbar > .container{flex-wrap:nowrap}
}
.drawer-menu{width:300px;max-width:82%}
.drawer-menu .offcanvas-header{padding:1.1rem 1.4rem;border-bottom:1px solid var(--line)}
.drawer-menu .offcanvas-title{font-family:var(--serif);color:#111418;letter-spacing:.2em;font-size:1.05rem}
.drawer-menu .btn-close{opacity:.55;margin-left:auto}
.drawer-menu .offcanvas-body{padding:.4rem 1.4rem 3rem}
.drawer-nav{width:100%}
.drawer-nav .nav-link{color:var(--text);font-size:1rem;letter-spacing:.12em;padding:.5rem 0;margin:0;border-bottom:1px solid var(--line)}
.drawer-nav .nav-link:hover,.drawer-nav .nav-link.active{color:var(--gold-deep)!important}
.drawer-nav .nav-link::after{display:none}
.drawer-nav .dropdown-menu{display:block;position:static;border:none;background:transparent;padding:.3rem 0 .5rem 1.1rem;margin:0;box-shadow:none}
.drawer-nav .dropdown-item{color:var(--text-muted);font-size:.88rem;padding:.32rem 0;letter-spacing:.06em}
.drawer-nav .dropdown-item:hover{color:var(--gold-deep);background:transparent}
.drawer-nav .nav-item.dropdown > .nav-link::after{content:'\F282';font-family:'bootstrap-icons';display:inline-block;position:static;left:auto;bottom:auto;width:auto;height:auto;background:none;transform:none;font-size:.55rem;margin-left:.45rem;opacity:.5}
.navbar-toggler{border-color:rgba(193,154,75,.4)}
.navbar-toggler-icon{filter:invert(75%) sepia(35%) saturate(500%) hue-rotate(350deg)}
.navbar.scrolled .navbar-toggler-icon,.page-inner .navbar-toggler-icon{filter:invert(60%) sepia(40%) saturate(550%) hue-rotate(350deg)}
.nav-cta{border:1px solid var(--gold);color:#fff!important;padding:.45rem 1.3rem!important;border-radius:8px;font-size:.88rem!important;letter-spacing:.15em;transition:all .35s}
.navbar.scrolled .nav-cta,.page-inner .nav-cta{color:var(--gold)!important}
.nav-cta:hover{background:var(--gold);color:#fff!important}

/* ================= 首页 HERO 轮播 ================= */
.hero-swiper{width:100%;height:100vh;min-height:560px}
.hero-swiper .swiper-slide{position:relative;background:#eef0f3}
.hero-swiper .slide-bg{width:100%;height:100%;object-fit:cover}
.hero-swiper .slide-mask{position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,20,28,.48) 0%,rgba(15,20,28,.22) 45%,rgba(255,255,255,.28) 100%)}
.slide-content{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:0 1rem}
.slide-tag{display:inline-flex;align-items:center;gap:.9rem;color:#ead9ad;letter-spacing:.55em;font-size:.85rem;text-transform:uppercase;margin-bottom:1.6rem;opacity:0;animation:fadeUp .9s .3s forwards}
.slide-tag::before,.slide-tag::after{content:"";width:36px;height:1px;display:block}
.slide-tag::before{background:linear-gradient(90deg,transparent,#e2c98a)}
.slide-tag::after{background:linear-gradient(90deg,#e2c98a,transparent)}
.slide-title{font-family:var(--serif);color:#fff;font-size:clamp(2rem,5vw,4.2rem);font-weight:600;letter-spacing:.12em;margin-bottom:1.3rem;opacity:0;animation:fadeUp .9s .55s forwards;text-shadow:0 3px 14px rgba(12,16,24,.45),0 10px 46px rgba(12,16,24,.5)}
.slide-sub{color:rgba(255,255,255,.92);font-size:clamp(.85rem,1.4vw,1.05rem);letter-spacing:.3em;opacity:0;animation:fadeUp .9s .8s forwards;text-shadow:0 2px 16px rgba(12,16,24,.45)}
@keyframes fadeUp{from{opacity:0;transform:translateY(36px)}to{opacity:1;transform:translateY(0)}}
.hero-swiper .swiper-pagination{bottom:42px}
.hero-swiper .swiper-pagination-bullet{width:34px;height:3px;border-radius:0;background:rgba(255,255,255,.5);opacity:1;transition:all .3s}
.hero-swiper .swiper-pagination-bullet-active{background:#fff}
.hero-scroll{position:absolute;bottom:90px;left:0;right:0;text-align:center;color:rgba(156,122,53,.8);font-size:.72rem;letter-spacing:.35em;z-index:10;animation:bounceY 2.2s infinite}
@keyframes bounceY{0%,100%{transform:translateY(0)}50%{transform:translateY(10px)}}

/* ================= 通用区块 ================= */
.section{padding:clamp(2rem,4vw,3.75rem) 0 clamp(4rem,8vw,7.5rem)}
.sec-head{text-align:center;margin-bottom:clamp(2.5rem,5vw,4.5rem)}
.sec-label{display:inline-flex;align-items:center;gap:.9rem;color:var(--gold);font-size:.8rem;letter-spacing:.5em;text-transform:uppercase}
.sec-label::before,.sec-label::after{content:"";width:44px;height:1px;background:linear-gradient(90deg,transparent,var(--gold));display:block}
.sec-label::after{background:linear-gradient(90deg,var(--gold),transparent)}
.sec-title{font-family:var(--serif);color:#111418;font-size:clamp(1.7rem,3.4vw,2.7rem);font-weight:700;letter-spacing:.14em;margin-top:1rem}
.sec-title::after{content:"";display:block;width:46px;height:3px;margin:1.1rem auto 0;border-radius:4px;background:linear-gradient(90deg,var(--gold-light),var(--gold),var(--gold-light))}
.sec-title em{color:var(--gold);font-style:normal}
.sec-desc{color:var(--text-muted);max-width:620px;margin:1.1rem auto 0;line-height:2;font-size:.95rem}

/* ================= 关于我们（首页） ================= */
.about-img-wrap{position:relative}
.about-img-wrap img{width:100%;height:520px;object-fit:cover}
.about-badge{position:absolute;right:-26px;bottom:-26px;background:var(--gold);color:#fff;padding:2rem 2.2rem;text-align:center;border-radius:12px;box-shadow:0 20px 50px rgba(156,122,53,.25)}
.about-badge .num{font-family:var(--serif);font-size:2.6rem;font-weight:700;line-height:1}
.about-badge .txt{font-size:.82rem;letter-spacing:.25em;margin-top:.4rem}
.about-text .sec-head{text-align:left;margin-bottom:1.8rem}
.about-text .sec-label::after{display:none}
.about-text p{color:var(--text-muted);line-height:2.1;font-size:.95rem;margin-bottom:1.1rem}
.about-stats{display:flex;gap:2.6rem;margin:2.2rem 0 2.6rem;flex-wrap:wrap}
.stat .num{font-family:var(--serif);font-size:2.3rem;color:var(--gold);font-weight:700}
.stat .num span{font-size:1.1rem;margin-left:2px}
.stat .txt{color:var(--text-muted);font-size:.82rem;letter-spacing:.15em;margin-top:.3rem}
.btn-gold{display:inline-block;background:var(--gold);color:#fff;padding:.85rem 2.8rem;letter-spacing:.3em;font-size:.9rem;border:1px solid var(--gold);border-radius:8px;transition:all .35s}
.btn-gold:hover{background:var(--gold-deep);border-color:var(--gold-deep);color:#fff}
.btn-outline-gold{display:inline-block;border:1px solid var(--gold);color:var(--gold-deep);padding:.85rem 2.8rem;letter-spacing:.3em;font-size:.9rem;border-radius:8px;transition:all .35s}
.btn-outline-gold:hover{background:var(--gold);color:#fff}

/* ================= 产品中心（首页） ================= */
.products{background:var(--bg-2)}
.product-card{position:relative;overflow:hidden;display:block;margin-bottom:1.6rem;background:#fff;border-radius:12px;box-shadow:0 6px 26px rgba(23,32,44,.07);transition:box-shadow .45s}
.product-card:hover{box-shadow:0 18px 48px rgba(193,154,75,.28)}
.product-card img{width:100%;height:260px;object-fit:cover;transition:transform .8s cubic-bezier(.2,.6,.2,1)}
.product-card:hover img{transform:scale(1.08)}
.product-card .mask{position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(15,20,28,.85) 100%);border-radius:12px;display:flex;flex-direction:column;justify-content:flex-end;padding:1.6rem}
.product-card .cat-en{color:var(--gold-light);font-size:.72rem;letter-spacing:.35em;text-transform:uppercase;margin-bottom:.4rem}
.product-card .cat-name{font-family:var(--serif);color:#fff;font-size:1.35rem;letter-spacing:.18em}
.product-card .cat-arrow{color:#fff;font-size:1.1rem;margin-top:.6rem;opacity:0;transform:translateX(-10px);transition:all .4s}
.product-card:hover .cat-arrow{opacity:1;transform:translateX(0)}
.product-card::after{content:"";position:absolute;inset:10px;border:1px solid rgba(255,255,255,0);border-radius:8px;transition:all .5s;pointer-events:none}
.product-card:hover::after{border-color:rgba(255,255,255,.6)}

/* ================= 品牌优势（首页） ================= */
.adv-item{text-align:center;padding:2.8rem 1.6rem;border:1px solid var(--line);border-radius:12px;height:100%;transition:all .45s;background:#fff}
.adv-item:hover{border-color:var(--gold);box-shadow:0 18px 44px rgba(23,32,44,.1);transform:translateY(-6px)}
.adv-item i{font-size:2.3rem;color:var(--gold)}
.adv-item h5{font-family:var(--serif);color:#111418;letter-spacing:.2em;margin:1.3rem 0 .8rem;font-size:1.1rem}
.adv-item p{color:var(--text-muted);font-size:.87rem;line-height:1.9;margin:0}

/* ================= 自有工厂（首页） ================= */
.factory-band{background:var(--bg-2)}
.factory-band .adv-item{position:relative}
.factory-band .adv-item::before{content:"";position:absolute;top:0;left:0;width:100%;height:3px;background:linear-gradient(90deg,var(--gold),transparent);opacity:0;transition:opacity .45s}
.factory-band .adv-item:hover::before{opacity:1}

/* ================= 新闻（首页） ================= */
.news{background:var(--bg-2)}
.news-card{background:#fff;overflow:hidden;height:100%;transition:all .4s;border:1px solid var(--line);border-radius:12px}
.news-card:hover{transform:translateY(-6px);border-color:var(--gold);box-shadow:0 18px 44px rgba(23,32,44,.1)}
.news-card .thumb{overflow:hidden;height:220px}
.news-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .7s}
.news-card:hover .thumb img{transform:scale(1.07)}
.news-body{padding:1.5rem 1.5rem 1.8rem}
.news-date{color:var(--gold);font-size:.8rem;letter-spacing:.2em;margin-bottom:.7rem;display:flex;align-items:center;gap:.6rem}
.news-date::after{content:"";flex:1;height:1px;background:var(--line)}
.news-title{color:#111418;font-size:1.02rem;letter-spacing:.05em;line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card:hover .news-title{color:var(--gold-deep)}

/* ================= CTA（首页） ================= */
.cta{background:linear-gradient(135deg,#f3f5f7 0%,#e7ebf0 55%,#f3f5f7 100%);padding:clamp(4.5rem,9vw,7rem) 0;position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;right:-90px;top:-90px;width:340px;height:340px;border-radius:50%;border:56px solid rgba(193,154,75,.10)}
.cta::after{content:"";position:absolute;left:-70px;bottom:-110px;width:300px;height:300px;border-radius:50%;border:48px solid rgba(193,154,75,.08)}
.cta-inner{position:relative;text-align:center;z-index:1}
.cta-inner h2{font-family:var(--serif);color:#111418;font-size:clamp(1.6rem,3.4vw,2.6rem);letter-spacing:.18em;margin-bottom:1rem}
.cta-inner p{color:var(--text-muted);letter-spacing:.25em;margin-bottom:2.4rem;font-size:.92rem}
.cta-btns .btn-gold{margin-right:1.1rem}
@media(max-width:576px){.cta-btns .btn-gold{margin:0 0 1rem;display:block}.cta-btns .btn-outline-gold{display:block}}

/* ================= 页脚 ================= */
footer{background:var(--bg-2);padding-top:4.5rem;border-top:1px solid var(--line)}
.foot-brand{font-family:var(--serif);color:#111418;font-size:1.45rem;letter-spacing:.15em}
.foot-brand small{display:block;font-size:.65rem;letter-spacing:.4em;color:var(--gold);margin-top:4px;font-family:var(--sans)}
.foot-desc{color:var(--text-muted);font-size:.87rem;line-height:2;margin:1.2rem 0 1.6rem;max-width:340px}
.foot-title{color:#111418;font-size:.95rem;letter-spacing:.25em;margin-bottom:1.4rem;padding-bottom:.8rem;position:relative}
.foot-title::after{content:"";position:absolute;left:0;bottom:0;width:32px;height:2px;background:var(--gold)}
.foot-links a{display:block;color:var(--text-muted);font-size:.88rem;padding:.34rem 0;letter-spacing:.08em}
.foot-links a:hover{color:var(--gold-deep);padding-left:6px}
.foot-contact li{display:flex;align-items:flex-start;color:var(--text-muted);font-size:.88rem;margin-bottom:.95rem;line-height:1.8}
.foot-contact i{color:var(--gold);margin-right:.8rem;font-size:1rem;line-height:1.8;flex-shrink:0}
.foot-qr{text-align:center}
.foot-qr img{width:118px;height:118px;margin:0 auto .8rem;background:#fff;padding:6px;border:1px solid var(--line)}
.foot-qr p{color:var(--text-muted);font-size:.8rem;letter-spacing:.15em}
.copyright{border-top:1px solid var(--line);margin-top:3.2rem;padding:1.4rem 0;text-align:center;color:var(--text-muted);font-size:.8rem;letter-spacing:.08em}

/* ================= 内页通用 ================= */
.page-inner main{padding-top:70px}
.page-banner{
  background:linear-gradient(120deg,#3a4149 0%,#262b31 48%,#191d21 100%);
  padding:clamp(1.8rem,3.5vw,3rem) 0;
  position:relative;
  overflow:hidden
}
.page-banner::before{content:"";position:absolute;right:-70px;top:-90px;width:260px;height:260px;border-radius:50%;border:42px solid rgba(255,255,255,.06)}
.page-banner::after{content:"";position:absolute;left:-80px;bottom:-140px;width:300px;height:300px;border-radius:50%;border:54px solid rgba(193,154,75,.16)}
.page-banner h1{
  font-family:var(--serif);
  color:#fff;
  font-size:clamp(1.7rem,3.6vw,2.6rem);
  letter-spacing:.18em;
  margin:0;
  display:inline-block;
  position:relative;
  padding-bottom:.55rem
}
.page-banner h1::after{content:"";position:absolute;left:0;bottom:0;width:56px;height:3px;border-radius:4px;background:linear-gradient(90deg,var(--gold-light),var(--gold))}
.page-banner .en{color:var(--gold-light);font-size:.78rem;letter-spacing:.4em;text-transform:uppercase;margin-top:.75rem}
.page-banner .crumb{color:rgba(255,255,255,.72);font-size:.82rem;margin-top:1.2rem}
.page-banner .crumb a{color:rgba(255,255,255,.72)}
.page-banner .crumb a:hover{color:#fff}
.page-banner .crumb i{font-style:normal;color:var(--gold-light);margin:0 .4rem}

/* 子栏目筛选 tab */
.subnav{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:900}
.subnav a{display:inline-block;padding:.95rem 1.6rem;color:var(--text-muted);font-size:.92rem;letter-spacing:.1em;border-bottom:2px solid transparent;transition:all .3s}
.subnav a:hover,.subnav a.active{color:var(--gold-deep);border-bottom-color:var(--gold)}

/* 列表网格（产品/案例/搜索） */
.list-card{background:#fff;border:1px solid var(--line);overflow:hidden;height:100%;transition:all .4s;display:block;border-radius:12px}
.list-card:hover{transform:translateY(-6px);border-color:var(--gold);box-shadow:0 18px 44px rgba(23,32,44,.1)}
.list-card .thumb{overflow:hidden;height:250px}
.list-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .7s}
.list-card:hover .thumb img{transform:scale(1.07)}
.list-card .body{padding:1.1rem 1.3rem 1.4rem}
.list-card .name{color:#111418;font-size:.98rem;letter-spacing:.05em;line-height:1.6;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.list-card:hover .name{color:var(--gold-deep)}
.list-card .meta{color:var(--text-muted);font-size:.8rem;margin-top:.4rem;letter-spacing:.05em}
.list-card .desc{color:var(--text-muted);font-size:.85rem;line-height:1.8;margin-top:.5rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.list-card.case-card .thumb{height:320px}

/* 案例分类快捷切换 */
.case-tabs{display:flex;flex-wrap:wrap;justify-content:center;gap:.7rem;margin-bottom:2.2rem}
.case-tab{display:inline-block;padding:.55rem 1.5rem;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--text-muted);font-size:.9rem;letter-spacing:.08em;transition:all .3s}
.case-tab:hover{color:var(--gold-deep);border-color:var(--gold)}
.case-tab.active{background:var(--gold);border-color:var(--gold);color:#fff}

/* 新闻列表行 */
.news-row{display:flex;gap:1.6rem;background:#fff;border:1px solid var(--line);padding:1.3rem;transition:all .35s;margin-bottom:1.3rem;border-radius:12px}
.news-row:hover{border-color:var(--gold);box-shadow:0 12px 34px rgba(23,32,44,.1)}
.news-row .thumb{flex:0 0 240px;height:160px;overflow:hidden;border-radius:8px}
.news-row .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .7s}
.news-row:hover .thumb img{transform:scale(1.06)}
.news-row .info{flex:1;min-width:0}
.news-row .date{color:var(--gold);font-size:.82rem;letter-spacing:.12em;margin-bottom:.5rem}
.news-row h3{color:#111418;font-size:1.08rem;letter-spacing:.04em;line-height:1.7;margin:0 0 .5rem;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.news-row:hover h3{color:var(--gold-deep)}
.news-row .desc{color:var(--text-muted);font-size:.88rem;line-height:1.9;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
@media(max-width:576px){
  .news-row{flex-direction:column}
  .news-row .thumb{flex:none;width:100%;height:200px}
}

/* 文章详情页 */
.article{background:#fff;border:1px solid var(--line);padding:clamp(1.6rem,4vw,3.2rem);border-radius:12px}
.article h1.title{font-family:var(--serif);color:#111418;font-size:clamp(1.3rem,2.6vw,1.9rem);letter-spacing:.08em;line-height:1.6;margin:0 0 1.1rem;text-align:center}
.article .meta{display:flex;flex-wrap:wrap;gap:1.4rem;justify-content:center;color:var(--text-muted);font-size:.84rem;letter-spacing:.08em;padding-bottom:1.2rem;border-bottom:1px solid var(--line);margin-bottom:2rem}
.article .meta i{color:var(--gold);margin-right:5px}
.article .content{color:#3a4048;line-height:2.15;font-size:.96rem;word-break:break-word}
.article .content img{display:inline-block;max-width:100%;height:auto;margin:1.2rem auto;border-radius:8px}
.article .content p{margin-bottom:1rem}
.article .content h2,.article .content h3{font-family:var(--serif);color:#111418;margin:1.6rem 0 .8rem;letter-spacing:.06em}
.article-adjacent{display:flex;gap:1rem;margin-top:2rem;padding-top:1.4rem;border-top:1px solid var(--line)}
.article-adjacent span{flex:1;min-width:0;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;color:var(--text-muted);font-size:.88rem}
.article-adjacent span:last-child{text-align:right}
.article-adjacent a{color:var(--text-muted);font-size:.88rem}
.article-adjacent a:hover{color:var(--gold-deep)}

/* 产品详情页 */
.pd-gallery .main-img{width:100%;height:460px;object-fit:cover;background:var(--bg-2);border-radius:12px}
.pd-thumbs{display:flex;gap:.7rem;margin-top:.7rem;overflow-x:auto;padding-bottom:4px}
.pd-thumbs img{width:86px;height:86px;object-fit:cover;border:2px solid transparent;border-radius:8px;cursor:pointer;flex:0 0 auto;transition:border-color .3s}
.pd-thumbs img:hover,.pd-thumbs img.active{border-color:var(--gold)}
.pd-info h1{font-family:var(--serif);color:#111418;font-size:clamp(1.3rem,2.6vw,1.8rem);letter-spacing:.06em;line-height:1.6;margin:0 0 1rem}
.pd-attrs{border-top:1px solid var(--line)}
.pd-attrs li{display:flex;padding:.85rem 0;border-bottom:1px solid var(--line);font-size:.9rem}
.pd-attrs li .k{flex:0 0 110px;color:var(--text-muted);letter-spacing:.1em}
.pd-attrs li .v{color:#111418}
.pd-actions{margin-top:1.8rem;display:flex;gap:1rem;flex-wrap:wrap}

/* 表单 */
.form-panel{background:#fff;border:1px solid var(--line);padding:clamp(1.6rem,4vw,2.8rem);border-radius:12px}
.form-label{color:#111418;font-size:.9rem;letter-spacing:.1em;margin-bottom:.45rem}
.form-control{border-radius:8px;border-color:var(--line);padding:.65rem .9rem;font-size:.92rem}
.form-control:focus{border-color:var(--gold);box-shadow:0 0 0 .2rem rgba(193,154,75,.15)}
.codeimg{height:42px;cursor:pointer;border:1px solid var(--line);border-radius:8px}
.form-note{color:var(--text-muted);font-size:.8rem;margin-top:.8rem}

/* 留言记录 */
.msg-item{background:#fff;border:1px solid var(--line);padding:1.4rem 1.6rem;margin-bottom:1.1rem;border-radius:12px}
.msg-item .nick{color:#111418;font-weight:600;font-size:.95rem}
.msg-item .ask{color:var(--text-muted);font-size:.8rem;margin-left:.8rem}
.msg-item .body{color:#3a4048;font-size:.9rem;line-height:1.9;margin:.6rem 0 0}
.msg-item .reply{margin-top:.9rem;padding-top:.9rem;border-top:1px dashed var(--line);color:var(--gold-deep);font-size:.88rem;line-height:1.9}

/* 分页（Bootstrap5 样式适配） */
.pagination{gap:.4rem;flex-wrap:wrap}
.pagination .page-item,.pagination .page-num{color:var(--text-muted);border:1px solid var(--line);background:#fff;padding:.45rem .95rem;font-size:.9rem;letter-spacing:.05em;transition:all .3s;border-radius:8px}
.pagination .page-item:hover,.pagination .page-num:hover{border-color:var(--gold);color:var(--gold-deep)}
.pagination .page-item.current,.pagination .page-num-current{background:var(--gold);border-color:var(--gold);color:#fff}

/* 搜索框 */
.search-bar{display:flex;max-width:560px;margin:0 auto}
.search-bar input{flex:1;border:1px solid var(--line);background:#fff;padding:.75rem 1.1rem;font-size:.92rem;outline:none;transition:border-color .3s;border-radius:8px 0 0 8px}
.search-bar input:focus{border-color:var(--gold)}
.search-bar button{border:none;background:var(--gold);color:#fff;padding:0 1.8rem;letter-spacing:.2em;font-size:.9rem;transition:background .3s;border-radius:0 8px 8px 0}
.search-bar button:hover{background:var(--gold-deep)}

/* 空数据提示 */
.empty-tip{text-align:center;color:var(--text-muted);padding:4rem 1rem;letter-spacing:.2em}

/* 回到顶部 */
.back-top{position:fixed;right:22px;bottom:96px;width:44px;height:44px;background:var(--gold);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.1rem;opacity:0;visibility:hidden;transition:all .35s;z-index:800;box-shadow:0 8px 22px rgba(23,32,44,.18);border-radius:50%}
.back-top.show{opacity:1;visibility:visible}
.back-top:hover{background:var(--gold-deep)}

/* 移动端底部快捷栏 */
.mobile-bar{position:fixed;left:0;right:0;bottom:0;z-index:900;display:flex;background:#fff;box-shadow:0 -6px 24px rgba(23,32,44,.12);border-top:1px solid var(--line)}
.mobile-bar a{flex:1;text-align:center;padding:.32rem 0 .3rem;color:var(--text);font-size:.75rem;letter-spacing:.08em}
.mobile-bar a i{display:block;font-size:1rem;color:var(--gold);margin-bottom:.08rem}
@media(min-width:992px){.mobile-bar{display:none}}
@media(max-width:991.9px){body{padding-bottom:46px}}
@media(max-width:991.9px){.back-top{display:none}}

/* ================= 响应式微调 ================= */
@media(max-width:991px){
  .about-badge{right:12px;bottom:-20px;padding:1.3rem 1.6rem}
  .about-badge .num{font-size:1.9rem}
  .about-img-wrap img{height:380px}
  .about-stats{gap:1.6rem}
  .pd-gallery .main-img{height:320px}
}
@media(max-width:576px){
  .hero-swiper{height:82vh}
  .product-card img{height:270px}
  .about-img-wrap img{height:300px}
  .list-card .thumb{height:210px}
  .list-card.case-card .thumb{height:230px}
  .subnav a{padding:.8rem 1rem;font-size:.88rem}
  .article{padding:1rem .9rem}
  .article-adjacent{flex-direction:column;gap:.35rem}
  .article-adjacent span{text-align:left!important}
}

/* ================= 合作品牌图集 ================= */
.partner-gallery{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(320px,1fr));
  gap:3rem;
  margin-bottom:3rem
}
.partner-card{
  position:relative;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:12px;
  cursor:pointer;
  background:#fff;
  transition:border-color .35s,box-shadow .35s
}
.partner-card:hover{
  border-color:var(--gold);
  box-shadow:0 12px 32px rgba(23,32,44,.1)
}
.partner-thumb{
  overflow:hidden;
  aspect-ratio:4/3
}
.partner-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .6s
}
.partner-card:hover .partner-thumb img{transform:scale(1.06)}
.partner-overlay{
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  background:rgba(15,20,28,.72);
  display:flex;
  align-items:center;
  padding:.6rem 1rem
}
.partner-name{
  color:#fff;
  font-size:.92rem;
  letter-spacing:.08em;
  line-height:1.5
}

/* ================= 灯箱 ================= */
.lightbox{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.92);
  z-index:9999;
  display:none;
  align-items:center;
  justify-content:center;
  padding:3rem 2rem 5rem
}
.lightbox.show{display:flex}
.lightbox-img{
  max-width:90vw;
  max-height:80vh;
  object-fit:contain;
  border:3px solid rgba(255,255,255,.12)
}
.lightbox-close{
  position:absolute;
  top:1.2rem;
  right:2rem;
  color:#fff;
  font-size:2.2rem;
  line-height:1;
  cursor:pointer;
  z-index:10000;
  opacity:.7;
  transition:opacity .25s
}
.lightbox-close:hover{opacity:1}
.lightbox-title{
  position:absolute;
  bottom:1.8rem;
  left:0;
  right:0;
  text-align:center;
  color:rgba(255,255,255,.82);
  font-size:.95rem;
  letter-spacing:.08em
}

/* 移动端适配 */
@media(max-width:768px){
  .partner-gallery{grid-template-columns:repeat(2,1fr);gap:.8rem}
  .lightbox{padding:2rem 1rem 4rem}
  .lightbox-close{top:.8rem;right:1.2rem;font-size:1.8rem}
}