:root{
  --red:#A61B29; --red-dark:#7f111d; --red-deep:#5c0d15; --gold:#C9A227; --gold-light:#E8CF8F;
  --paper:#F7F3EC; --paper-2:#EFE7D8; --ink:#2B2620; --ink-2:#6b6257; --line:#E6DCCB; --card:#FFFFFF;
  --shadow:0 8px 30px rgba(92,13,21,.08); --shadow-lg:0 16px 50px rgba(92,13,21,.14); --radius:14px;
  --serif:"Noto Serif SC","STSong","SimSun","Songti SC",serif;
  --sans:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.7}
a{text-decoration:none;color:inherit}
ul{list-style:none}
img{max-width:100%;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.serif{font-family:var(--serif)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;cursor:pointer;font-family:var(--sans);font-weight:600;border-radius:10px;transition:.25s;white-space:nowrap}
.btn-red{background:linear-gradient(135deg,var(--red),var(--red-dark));color:#fff;padding:13px 30px;font-size:15px;box-shadow:0 6px 18px rgba(166,27,41,.32)}
.btn-red:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(166,27,41,.42)}
.btn-gold{background:linear-gradient(135deg,var(--gold),#b98d1d);color:#fff;padding:13px 30px;font-size:15px;box-shadow:0 6px 18px rgba(201,162,39,.3)}
.btn-gold:hover{transform:translateY(-2px)}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.55);padding:12px 28px;font-size:15px}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.sec-title{text-align:center;margin-bottom:40px}
.sec-title .cn{font-family:var(--serif);font-size:32px;font-weight:700;letter-spacing:2px;color:var(--ink)}
.sec-title .cn em{font-style:normal;color:var(--red)}
.sec-title .en{display:block;margin-top:8px;font-size:12px;letter-spacing:4px;color:var(--gold);text-transform:uppercase}
.sec-title .line{width:56px;height:3px;background:linear-gradient(90deg,var(--gold),var(--red));margin:14px auto 0;border-radius:2px}

/* 顶部工具条 */
.topbar{background:var(--red-deep);color:#e8d9c5;font-size:13px}
.topbar .container{display:flex;justify-content:space-between;align-items:center;height:38px}
.topbar .right{display:flex;align-items:center;gap:0}
.topbar a{color:#e8d9c5;margin-left:20px;transition:.2s}
.topbar a:hover{color:var(--gold-light)}
.topbar .left span{color:#e8d9c5}

/* 语言选择器 */
.langbox{position:relative;margin-left:6px}
.langbox .langbtn{display:inline-flex;align-items:center;gap:6px;background:none;border:1px solid rgba(255,255,255,.25);color:#e8d9c5;padding:4px 12px;border-radius:6px;font-size:13px;cursor:pointer;transition:.2s;font-family:var(--sans)}
.langbox .langbtn:hover{color:var(--gold-light);border-color:var(--gold-light)}
.langbox .langbtn .cur-name{font-weight:600}
.lang-panel{position:absolute;right:0;top:32px;width:220px;background:#fff;border-radius:12px;box-shadow:var(--shadow-lg);padding:8px;z-index:200;opacity:0;visibility:hidden;transform:translateY(-8px);transition:.22s}
.langbox.open .lang-panel{opacity:1;visibility:visible;transform:translateY(0)}
.lang-panel button{display:flex;align-items:center;gap:10px;width:100%;text-align:left;padding:10px 12px;border:none;background:none;border-radius:8px;font-size:14px;color:var(--ink);cursor:pointer;font-family:var(--sans)}
.lang-panel button:hover{background:var(--paper)}
.lang-panel button.on{background:rgba(166,27,41,.08);color:var(--red);font-weight:700}
.lang-panel .flag{font-size:18px}
.lang-panel .native{flex:1}

/* 主头部 */
.header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50;box-shadow:0 2px 12px rgba(0,0,0,.04)}
.header .container{display:flex;align-items:center;gap:26px;height:82px}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.logo .seal{width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,var(--red),var(--red-dark));display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(166,27,41,.35);flex-shrink:0}
.logo .seal span{font-family:var(--serif);color:var(--gold-light);font-size:20px;font-weight:700;letter-spacing:1px}
.logo .t{font-family:var(--serif);font-size:21px;font-weight:700;color:var(--red);letter-spacing:1px}
.logo .t small{display:block;font-size:9.5px;font-weight:400;color:var(--ink-2);letter-spacing:2px;font-family:var(--sans)}
.search{flex:1;display:flex;max-width:460px;height:46px;border:2px solid var(--red);border-radius:12px;overflow:hidden}
.search input{flex:1;border:none;outline:none;padding:0 16px;font-size:14px;color:var(--ink)}
.search button{background:var(--red);color:#fff;border:none;padding:0 26px;font-size:15px;cursor:pointer;transition:.2s}
.search button:hover{background:var(--red-dark)}
.head-acts{display:flex;align-items:center;gap:18px;margin-left:auto}
.head-acts a{display:flex;flex-direction:column;align-items:center;font-size:12px;color:var(--ink-2);transition:.2s}
.head-acts a:hover{color:var(--red)}
.head-acts .ic{font-size:20px}
.menu-toggle{display:none;font-size:26px;background:none;border:none;color:var(--red);cursor:pointer}

/* 导航 */
.nav{background:#fff;border-bottom:1px solid var(--line)}
.nav .container{display:flex;align-items:center;height:52px}
.nav ul{display:flex;gap:6px;height:100%}
.nav a{display:flex;align-items:center;padding:0 20px;height:100%;font-size:15.5px;font-weight:600;color:var(--ink);position:relative;transition:.2s}
.nav a:hover{color:var(--red)}
.nav a.active{color:var(--red)}
.nav a.active::after{content:"";position:absolute;left:20px;right:20px;bottom:0;height:3px;background:linear-gradient(90deg,var(--gold),var(--red));border-radius:2px}
.nav .hot{position:absolute;top:6px;right:2px;font-size:9px;background:var(--gold);color:#fff;padding:1px 5px;border-radius:8px;font-weight:700}

/* Hero */
.hero{position:relative;background:radial-gradient(1200px 500px at 20% -10%,#b8273a 0%,transparent 60%),linear-gradient(120deg,#6e0e1a 0%,var(--red) 45%,#c7401e 100%);color:#fff;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 82% 18%,rgba(232,207,143,.18),transparent 34%),radial-gradient(circle at 8% 88%,rgba(232,207,143,.12),transparent 30%)}
.hero .container{position:relative;z-index:2;padding-top:64px;padding-bottom:70px}
.hero .kicker{display:inline-flex;align-items:center;gap:10px;font-size:13px;letter-spacing:2px;color:var(--gold-light);border:1px solid rgba(232,207,143,.45);padding:6px 16px;border-radius:30px;margin-bottom:24px}
.hero h1{font-family:var(--serif);font-size:54px;line-height:1.25;font-weight:700;letter-spacing:3px;text-shadow:0 4px 20px rgba(0,0,0,.25)}
.hero h1 em{font-style:normal;background:linear-gradient(180deg,#ffe9b0,#e8cf8f);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero .sub{font-size:17px;color:#f2e3d0;margin:20px 0 30px;letter-spacing:1px}
.hero .cta{display:flex;gap:16px;flex-wrap:wrap}
.hero .searchbox{display:flex;margin-top:38px;max-width:620px;height:56px;background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 12px 40px rgba(0,0,0,.25)}
.hero .searchbox input{flex:1;border:none;outline:none;padding:0 22px;font-size:15px;color:var(--ink)}
.hero .searchbox button{background:linear-gradient(135deg,var(--gold),#b98d1d);color:#fff;border:none;padding:0 34px;font-size:16px;font-weight:600;cursor:pointer}
.hero-stats{display:flex;gap:0;margin-top:46px;border-top:1px solid rgba(255,255,255,.18);padding-top:30px}
.hero-stats .s{flex:1;text-align:center;border-right:1px solid rgba(255,255,255,.14)}
.hero-stats .s:last-child{border-right:none}
.hero-stats .n{font-family:var(--serif);font-size:32px;font-weight:700;color:var(--gold-light)}
.hero-stats .n small{font-size:16px}
.hero-stats .l{font-size:13px;color:#e9d9c8;letter-spacing:1px}

/* 分类条 */
.cats{background:#fff;box-shadow:var(--shadow);border-radius:var(--radius);margin-top:-34px;position:relative;z-index:3}
.cats .grid{display:grid;grid-template-columns:repeat(8,1fr);padding:22px 12px}
.cats a{display:flex;flex-direction:column;align-items:center;gap:8px;font-size:14px;color:var(--ink);transition:.2s}
.cats a:hover{color:var(--red);transform:translateY(-3px)}
.cats .ic{width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,var(--paper),var(--paper-2));display:flex;align-items:center;justify-content:center;font-size:25px;border:1px solid var(--line)}

section{padding:66px 0}
.pro-tabs{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-bottom:34px}
.pro-tabs button{border:1px solid var(--line);background:#fff;color:var(--ink-2);padding:9px 22px;border-radius:30px;cursor:pointer;font-size:14px;transition:.2s}
.pro-tabs button:hover{color:var(--red);border-color:var(--red)}
.pro-tabs button.on{background:var(--red);color:#fff;border-color:var(--red)}

.pro-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.card{background:var(--card);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.3s;display:flex;flex-direction:column;cursor:pointer}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.card .thumb{position:relative;height:210px;display:flex;align-items:center;justify-content:center;font-size:64px;overflow:hidden}
.card .thumb .bg{position:absolute;inset:0;background:linear-gradient(135deg,var(--g1),var(--g2))}
.card .thumb .emoji{position:relative;z-index:2;filter:drop-shadow(0 8px 14px rgba(0,0,0,.25));transition:.4s}
.card:hover .emoji{transform:scale(1.1) rotate(-4deg)}
.card .badge{position:absolute;top:12px;left:12px;z-index:3;background:var(--gold);color:#fff;font-size:11px;padding:3px 10px;border-radius:6px;font-weight:600;letter-spacing:1px}
.card .body{padding:16px 18px 18px;display:flex;flex-direction:column;flex:1}
.card .name{font-family:var(--serif);font-size:17px;font-weight:700;color:var(--ink);margin-bottom:6px}
.card .meta{font-size:12.5px;color:var(--ink-2);margin-bottom:12px}
.card .meta span{color:var(--gold);font-weight:600}
.card .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between}
.card .price{color:var(--red);font-family:var(--serif);font-size:21px;font-weight:700}
.card .price small{font-size:12px}
.card .buy{background:var(--red);color:#fff;border:none;padding:8px 18px;border-radius:8px;font-size:13px;cursor:pointer;transition:.2s}
.card .buy:hover{background:var(--red-dark)}

/* 采购求购 */
.demand{background:linear-gradient(180deg,#fff,var(--paper))}
.demand-wrap{display:grid;grid-template-columns:1.6fr 1fr;gap:28px}
.demand-list{display:flex;flex-direction:column;gap:16px}
.demand-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px 24px;display:flex;align-items:center;gap:20px;transition:.25s}
.demand-item:hover{border-color:var(--gold);box-shadow:var(--shadow)}
.demand-item .tag{flex-shrink:0;width:52px;height:52px;border-radius:12px;background:linear-gradient(135deg,var(--paper),var(--paper-2));display:flex;align-items:center;justify-content:center;font-size:24px;border:1px solid var(--line)}
.demand-item .info{flex:1;min-width:0}
.demand-item .ttl{font-weight:700;font-size:16px;color:var(--ink);margin-bottom:4px}
.demand-item .desc{font-size:13px;color:var(--ink-2)}
.demand-item .desc b{color:var(--red);font-weight:600}
.demand-item .rt{flex-shrink:0;text-align:right}
.demand-item .dead{font-size:12px;color:var(--ink-2);margin-bottom:6px}
.demand-item .res{background:var(--gold);color:#fff;border:none;padding:7px 16px;border-radius:8px;font-size:13px;cursor:pointer}
.side-card{background:linear-gradient(160deg,var(--red),var(--red-deep));color:#fff;border-radius:var(--radius);padding:32px 30px;position:relative;overflow:hidden}
.side-card::after{content:"";position:absolute;right:-40px;top:-40px;width:160px;height:160px;border-radius:50%;background:rgba(232,207,143,.14)}
.side-card h3{font-family:var(--serif);font-size:24px;margin-bottom:10px}
.side-card p{font-size:14px;color:#f0dfca;margin-bottom:24px}
.side-card .btn-gold{width:100%}

/* 流程 */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.step{background:#fff;border-radius:var(--radius);padding:30px 20px;text-align:center;box-shadow:var(--shadow);position:relative}
.step .num{width:44px;height:44px;margin:0 auto 14px;border-radius:50%;background:linear-gradient(135deg,var(--red),var(--red-dark));color:#fff;font-family:var(--serif);font-size:20px;font-weight:700;display:flex;align-items:center;justify-content:center}
.step h4{font-size:17px;margin-bottom:6px;font-family:var(--serif)}
.step p{font-size:13px;color:var(--ink-2)}
.step .arr{position:absolute;right:-18px;top:50%;transform:translateY(-50%);color:var(--gold);font-size:22px;z-index:2}
.step:last-child .arr{display:none}

/* 大师 */
.master{background:#fff}
.master-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.master-card{background:var(--paper);border-radius:var(--radius);padding:28px 22px;text-align:center;transition:.3s}
.master-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.master-card .ava{width:86px;height:86px;margin:0 auto 14px;border-radius:50%;background:linear-gradient(135deg,var(--g1),var(--g2));display:flex;align-items:center;justify-content:center;font-size:40px;border:3px solid #fff;box-shadow:0 6px 16px rgba(0,0,0,.12)}
.master-card h4{font-family:var(--serif);font-size:18px}
.master-card .craft{display:inline-block;margin:8px 0 10px;font-size:12px;color:var(--red);background:rgba(166,27,41,.08);padding:3px 12px;border-radius:20px}
.master-card p{font-size:13px;color:var(--ink-2)}

/* 资讯 */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.3s;display:flex;flex-direction:column;cursor:pointer}
.news-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.news-card .thumb{height:160px;display:flex;align-items:center;justify-content:center;font-size:52px}
.news-card .body{padding:18px 20px 20px}
.news-card .date{font-size:12px;color:var(--gold);margin-bottom:8px;letter-spacing:1px}
.news-card h4{font-size:16px;margin-bottom:8px;line-height:1.5;font-weight:700}
.news-card p{font-size:13px;color:var(--ink-2)}

/* 平台优势 */
.adv{background:#fff}
.adv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.adv-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;display:flex;gap:18px;transition:.25s}
.adv-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--gold)}
.adv-card .ic{width:56px;height:56px;flex-shrink:0;border-radius:14px;background:linear-gradient(135deg,var(--red),var(--red-dark));color:#fff;display:flex;align-items:center;justify-content:center;font-size:26px}
.adv-card h4{font-family:var(--serif);font-size:17px;margin-bottom:6px}
.adv-card p{font-size:13.5px;color:var(--ink-2)}

/* 关于我们 */
.about{background:linear-gradient(180deg,#fff,var(--paper))}
.about-wrap{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.about-visual{position:relative;border-radius:var(--radius);overflow:hidden;min-height:360px;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 30% 30%,rgba(232,207,143,.35),transparent 50%),linear-gradient(135deg,var(--red),var(--red-deep))}
.about-visual .big{font-size:120px;filter:drop-shadow(0 10px 20px rgba(0,0,0,.3))}
.about-visual .cap{position:absolute;bottom:20px;left:24px;right:24px;background:rgba(0,0,0,.3);backdrop-filter:blur(6px);color:#fff;padding:14px 18px;border-radius:12px;font-size:13px}
.about-lead{font-family:var(--serif);font-size:26px;font-weight:700;color:var(--red);margin-bottom:16px;line-height:1.5}
.about-text{font-size:14.5px;color:var(--ink-2);margin-bottom:28px}
.about-pills{display:flex;flex-direction:column;gap:14px}
.pill{display:flex;gap:14px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px}
.pill .k{flex-shrink:0;font-family:var(--serif);font-weight:700;color:var(--gold);font-size:15px;min-width:52px}
.pill p{font-size:13.5px;color:var(--ink-2)}

/* 合作伙伴 */
.partner{background:#fff}
.partner-strip{display:grid;grid-template-columns:repeat(8,1fr);gap:18px}
.partner-logo{display:flex;flex-direction:column;align-items:center;gap:10px;padding:22px 8px;border:1px solid var(--line);border-radius:12px;transition:.25s;background:var(--paper)}
.partner-logo:hover{border-color:var(--gold);transform:translateY(-3px)}
.partner-logo .mark{width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,var(--gold),#b98d1d);color:#fff;display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-size:16px;font-weight:700}
.partner-logo span{font-size:12.5px;color:var(--ink-2);text-align:center;font-weight:600}

/* FAQ */
.faq{background:linear-gradient(180deg,var(--paper),#fff)}
.faq-list{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:.2s}
.faq-item.open{border-color:var(--gold)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;background:none;border:none;padding:18px 22px;cursor:pointer;font-size:15.5px;font-weight:600;color:var(--ink);text-align:left;font-family:var(--sans)}
.faq-q .ic{color:var(--red);font-size:18px;transition:.25s}
.faq-item.open .faq-q .ic{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;font-size:14px;color:var(--ink-2);padding:0 22px}
.faq-a p{padding-bottom:18px}

/* 页脚 */
.footer{background:#3a1218;color:#cbb8a5;padding:56px 0 0}
.footer .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:40px}
.footer h5{color:#fff;font-size:16px;margin-bottom:18px;font-family:var(--serif);letter-spacing:1px}
.footer .brand{font-family:var(--serif);font-size:22px;color:#fff;margin-bottom:12px}
.footer .brand small{display:block;font-size:10px;color:var(--gold);letter-spacing:2px;font-family:var(--sans);font-weight:400}
.footer p{font-size:13.5px;color:#b39c86}
.footer a{display:block;font-size:13.5px;color:#b39c86;padding:4px 0;transition:.2s}
.footer a:hover{color:var(--gold-light)}
.footer .contact li{font-size:13.5px;padding:4px 0;color:#b39c86}
.footer .bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;text-align:center;font-size:12.5px;color:#8f7766}
.footer .bottom a{display:inline;color:#cbb8a5}

.backtop{position:fixed;right:28px;bottom:30px;width:46px;height:46px;border-radius:50%;background:var(--red);color:#fff;border:none;font-size:20px;cursor:pointer;box-shadow:0 6px 18px rgba(166,27,41,.4);opacity:0;visibility:hidden;transition:.3s;z-index:60}
.backtop.show{opacity:1;visibility:visible}

/* ============ 二级页面 ============ */
.page-head{background:linear-gradient(120deg,#6e0e1a,#A61B29 60%,#c7401e);color:#fff;padding:42px 0;position:relative;overflow:hidden}
.page-head::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 85% 20%,rgba(232,207,143,.18),transparent 40%)}
.page-head .container{position:relative;z-index:2}
.breadcrumb{font-size:13px;color:#e9d8c6;margin-bottom:14px}
.breadcrumb a{color:#e9d8c6;opacity:.82}
.breadcrumb a:hover{opacity:1;color:var(--gold-light)}
.breadcrumb .sep{margin:0 8px;opacity:.55}
.page-head h1{font-family:var(--serif);font-size:34px;font-weight:700;letter-spacing:2px}
.page-head .sub{margin-top:8px;font-size:14px;color:#f2e0cd}

.page-body{background:var(--paper);padding:48px 0 66px}
.toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:28px}
.toolbar .count{font-size:13.5px;color:var(--ink-2)}
.filter-btns{display:flex;gap:8px;flex-wrap:wrap}
.filter-btns button{border:1px solid var(--line);background:#fff;color:var(--ink-2);padding:8px 18px;border-radius:30px;cursor:pointer;font-size:13.5px;transition:.2s}
.filter-btns button:hover{color:var(--red);border-color:var(--red)}
.filter-btns button.on{background:var(--red);color:#fff;border-color:var(--red)}

/* 产品详情 */
.pdetail{display:grid;grid-template-columns:1fr 1fr;gap:48px;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:40px}
.pd-gallery{display:flex;flex-direction:column;gap:14px}
.pd-main{position:relative;border-radius:12px;overflow:hidden;min-height:380px;display:flex;align-items:center;justify-content:center;font-size:150px}
.pd-main .big-emoji{position:relative;z-index:2;filter:drop-shadow(0 12px 20px rgba(0,0,0,.28));transition:.4s}
.pd-main .pattern{position:absolute;inset:0;z-index:1;background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);background-size:22px 22px}
.pd-main .badge{position:absolute;top:16px;left:16px;z-index:3;background:var(--gold);color:#fff;font-size:12px;padding:4px 12px;border-radius:6px;font-weight:600;letter-spacing:1px}
.pd-thumbs{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}
.pd-thumbs .thumb{border:2px solid transparent;border-radius:10px;overflow:hidden;cursor:pointer;padding:0;background:#fff;height:76px;transition:.2s}
.pd-thumbs .thumb img{width:100%;height:100%;object-fit:cover;display:block}
.pd-thumbs .thumb:hover{border-color:var(--gold)}
.pd-thumbs .thumb.on{border-color:var(--red)}
.pd-thumbs .tg{display:flex;align-items:center;justify-content:center;font-size:34px;height:100%;width:100%}
.gallery-hd{font-size:13px;font-weight:600;color:var(--ink-2);letter-spacing:1px;margin:2px 0 0}
.pd-info h1{font-family:var(--serif);font-size:28px;margin-bottom:10px}
.pd-meta{font-size:13.5px;color:var(--ink-2);margin-bottom:18px}
.pd-price{display:flex;align-items:baseline;gap:10px;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin-bottom:18px}
.pd-price .p{color:var(--red);font-family:var(--serif);font-size:32px;font-weight:700}
.pd-price .p small{font-size:16px}
.pd-actions{display:flex;gap:12px;margin-bottom:22px;flex-wrap:wrap}
.pd-qty{display:flex;align-items:center;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.pd-qty button{width:38px;height:44px;border:none;background:var(--paper);cursor:pointer;font-size:18px}
.pd-qty input{width:52px;height:44px;border:none;text-align:center;font-size:15px;outline:none}
.pd-spec{font-size:13.5px;color:var(--ink-2);line-height:2.1}
.pd-spec b{color:var(--ink)}
.svc{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:22px}
.svc .it{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-2);background:var(--paper);border-radius:10px;padding:12px}

/* 产品详情区 */
.pd-detail{margin-top:40px}
.pd-detail-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:40px}
.pd-detail-hd{display:flex;align-items:center;gap:16px;margin-bottom:20px}
.pd-detail-hd h2{font-family:var(--serif);font-size:24px;color:var(--ink)}
.pd-detail-hd .line{flex:1;height:1px;background:var(--line)}
.pd-detail-p{font-size:14px;line-height:2;color:var(--ink-2);margin-bottom:28px;max-width:860px}
.pd-detail-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:32px}
.pd-detail-spec h3,.pd-detail-master h3{font-size:15px;color:var(--ink);margin-bottom:14px;padding-left:10px;border-left:3px solid var(--red)}
.pd-spec-table{width:100%;border-collapse:collapse;font-size:13.5px}
.pd-spec-table th,.pd-spec-table td{border:1px solid var(--line);padding:11px 14px;text-align:left}
.pd-spec-table th{width:34%;background:var(--paper);color:var(--ink-2);font-weight:600;white-space:nowrap}
.pd-spec-table td{color:var(--ink)}
.pd-detail-master{display:flex;flex-direction:column;align-items:center;text-align:center;border:1px solid var(--line);border-radius:12px;padding:28px;background:linear-gradient(180deg,#fbf7ef,#efe7d8)}
.master-name{font-family:var(--serif);font-size:20px;color:var(--ink);margin:6px 0 4px}
.master-level{font-size:12.5px;color:var(--red);letter-spacing:2px}
.master-seal{margin-top:18px;width:64px;height:64px;border:2px solid var(--red);border-radius:10px;color:var(--red);display:flex;align-items:center;justify-content:center;font-size:30px;transform:rotate(-6deg);opacity:.85}
@media(max-width:820px){.pd-detail-grid{grid-template-columns:1fr}}

/* 表单 */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-field{display:flex;flex-direction:column;gap:8px}
.form-field.full{grid-column:1/-1}
.form-field label{font-size:13.5px;font-weight:600;color:var(--ink)}
.form-field input,.form-field select,.form-field textarea{border:1px solid var(--line);border-radius:10px;padding:12px 14px;font-size:14px;font-family:var(--sans);color:var(--ink);background:#fff;outline:none;transition:.2s}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{border-color:var(--red);box-shadow:0 0 0 3px rgba(166,27,41,.08)}
.form-field textarea{resize:vertical;min-height:110px}
.form-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:34px}

/* 登录 */
.auth-wrap{max-width:440px;margin:0 auto}
.auth-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:36px 34px}
.auth-tabs{display:flex;border-bottom:2px solid var(--line);margin-bottom:24px}
.auth-tabs button{flex:1;background:none;border:none;padding:12px;font-size:16px;font-weight:600;color:var(--ink-2);cursor:pointer;position:relative}
.auth-tabs button.on{color:var(--red)}
.auth-tabs button.on::after{content:"";position:absolute;left:20%;right:20%;bottom:-2px;height:3px;background:var(--red);border-radius:2px}
.auth-tip{margin-top:16px;font-size:12px;color:var(--ink-2);text-align:center}

/* 详情正文 */
.article{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:44px;max-width:820px;margin:0 auto}
.article .date{font-size:13px;color:var(--gold);margin-bottom:12px;letter-spacing:1px}
.article h1{font-family:var(--serif);font-size:30px;line-height:1.4;margin-bottom:20px}
.article .cover{height:280px;border-radius:12px;margin-bottom:24px;display:flex;align-items:center;justify-content:center;font-size:100px}
.article p{font-size:15px;color:var(--ink);text-align:justify;margin-bottom:16px;line-height:1.9}
.article .back{display:inline-flex;align-items:center;gap:6px;margin-top:20px;color:var(--red);font-size:14px;font-weight:600}

/* 空状态 */
.empty{text-align:center;padding:60px 20px;color:var(--ink-2)}
.empty .big{font-size:52px;margin-bottom:12px}
.empty a{color:var(--red);font-weight:600}

/* RTL */
[dir="rtl"] .card .badge{left:auto;right:12px}
[dir="rtl"] .lang-panel{right:auto;left:0}
[dir="rtl"] .hero h1,[dir="rtl"] .sec-title .cn{font-family:var(--sans)}
[dir="rtl"] .pd-main .badge{left:auto;right:16px}

@media (max-width:960px){
  .pro-grid,.master-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid,.list-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr);gap:30px}
  .step .arr{display:none}
  .demand-wrap{grid-template-columns:1fr}
  .cats .grid{grid-template-columns:repeat(4,1fr);gap:16px}
  .head-acts{display:none}
  .adv-grid{grid-template-columns:repeat(2,1fr)}
  .about-wrap{grid-template-columns:1fr}
  .partner-strip{grid-template-columns:repeat(4,1fr)}
  .pdetail{grid-template-columns:1fr;padding:28px}
  .pd-main{min-height:280px;font-size:110px}
  .svc{grid-template-columns:1fr}
}
@media (max-width:600px){
  .hero h1{font-size:34px}
  .hero-stats{flex-wrap:wrap;gap:16px}
  .hero-stats .s{flex:1 1 45%;border-right:none}
  .pro-grid,.master-grid,.news-grid,.list-grid{grid-template-columns:1fr}
  .nav{display:none}
  .menu-toggle{display:block}
  .header .container{height:68px}
  .search{display:none}
  .logo .t{font-size:18px}
  .cats .grid{grid-template-columns:repeat(4,1fr)}
  .cats a{font-size:12px}
  .topbar .left span{display:none}
  .adv-grid,.partner-strip{grid-template-columns:repeat(2,1fr)}
  .form-grid{grid-template-columns:1fr}
  .article{padding:24px}
  .page-head h1{font-size:26px}
}

/* 表单校验提示 */
.field-err{color:#d9263c;font-size:12px;margin-top:5px;min-height:16px}
.form-field input.err,.form-field select.err,.form-field textarea.err{border-color:#d9263c}
.form-field input.err:focus{box-shadow:0 0 0 3px rgba(217,38,60,.12)}

/* 3D 悬浮卡片 */
.card{position:relative;transform-style:preserve-3d}
.card .shine{position:absolute;inset:0;z-index:6;pointer-events:none;opacity:0;transition:opacity .25s;background:radial-gradient(circle at var(--mx,50%) var(--my,50%),rgba(255,255,255,.38),transparent 45%)}
.card.tilting .shine{opacity:1}
.card.tilting{transition:transform .05s linear}
.card .spin{position:absolute;top:12px;right:12px;z-index:4;background:rgba(0,0,0,.35);color:#fff;font-size:11px;padding:3px 9px;border-radius:20px;font-weight:600;letter-spacing:1px}
[dir="rtl"] .card .spin{right:auto;left:12px}

/* 360° 查看器 */
.viewer{position:relative;height:430px;border-radius:12px;background:radial-gradient(circle at 50% 38%,rgba(232,207,143,.16),transparent 58%),linear-gradient(180deg,#fbf7ef,#efe7d8);perspective:1400px;user-select:none;-webkit-user-select:none;touch-action:none;cursor:grab;--r:300px;--fs:96px}
.viewer:active{cursor:grabbing}
.stage{position:absolute;left:50%;top:42%;width:0;height:0;transform-style:preserve-3d;transform:translate(-50%,-50%) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg));will-change:transform}
.face{position:absolute;width:220px;height:220px;margin:-110px 0 0 -110px;transform:rotateY(var(--ri,0deg)) translateZ(var(--r));border-radius:16px;overflow:hidden;display:flex;align-items:center;justify-content:center;box-shadow:0 24px 60px rgba(0,0,0,.22)}
.face::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 30%,rgba(255,255,255,.35),transparent 60%)}
.face .fe{font-size:var(--fs);filter:drop-shadow(0 10px 16px rgba(0,0,0,.25));position:relative;z-index:2}
.ground{position:absolute;left:50%;bottom:38px;width:280px;height:36px;transform:translateX(-50%);border-radius:50%;background:radial-gradient(ellipse at center,rgba(92,13,21,.3),transparent 65%)}
.vl{position:absolute;left:50%;bottom:12px;transform:translateX(-50%);font-size:13px;color:var(--ink-2);font-weight:600;letter-spacing:1px;background:rgba(255,255,255,.75);padding:4px 14px;border-radius:20px}
.drag-hint{position:absolute;top:12px;left:50%;transform:translateX(-50%);font-size:12px;color:var(--ink-2);background:rgba(255,255,255,.78);padding:4px 12px;border-radius:20px;letter-spacing:1px;white-space:nowrap}
.viewer .pd-photo{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;display:block}
@media (max-width:600px){
  .viewer{height:330px;--r:200px;--fs:70px}
  .face{width:150px;height:150px;margin:-75px 0 0 -75px}
}

/* 实体物件实拍图（卡片 · 全幅铺满） */
.card .thumb .art{position:absolute;inset:0;z-index:1;width:100%;height:100%;object-fit:cover;display:block;transition:.5s}
.card .thumb .art svg{width:100%;height:100%;display:block}
.card:hover .art{transform:scale(1.07)}

/* 立体物件（四交叉面 · 360° 旋转） */
.stage{top:46%}
.obj{transform-style:preserve-3d}
.plane{position:absolute;width:230px;height:230px;left:-115px;top:-115px;backface-visibility:hidden}
.plane svg{width:100%;height:100%;display:block}
.p0{transform:rotateY(0deg)}
.p90{transform:rotateY(90deg)}
.p180{transform:rotateY(180deg)}
.p270{transform:rotateY(270deg)}
.ground{bottom:44px;width:300px}
@media (max-width:600px){ .plane{width:170px;height:170px;left:-85px;top:-85px} }

/* ===================== 采购车 / 收藏 / 下单 / 支付 ===================== */
.head-acts a{position:relative}
.badge{position:absolute;top:-7px;right:-9px;min-width:17px;height:17px;padding:0 4px;border-radius:9px;background:var(--red);color:#fff;font-size:10px;font-weight:700;line-height:17px;text-align:center;display:inline-flex;align-items:center;justify-content:center}
[dir="rtl"] .badge{right:auto;left:-9px}

.fav-heart{position:absolute;top:10px;right:10px;z-index:4;width:32px;height:32px;border-radius:50%;border:none;background:rgba(255,255,255,.88);color:#b3a89e;font-size:17px;line-height:1;cursor:pointer;box-shadow:0 2px 8px rgba(0,0,0,.16);transition:.2s}
.fav-heart.on{color:var(--red)}
.fav-heart:hover{transform:scale(1.08)}
[dir="rtl"] .fav-heart{right:auto;left:10px}
.fav-round{width:44px;height:44px;border-radius:10px;border:1px solid var(--line);background:#fff;color:#b3a89e;font-size:19px;cursor:pointer;transition:.2s;flex-shrink:0}
.fav-round.on{color:var(--red);border-color:var(--red);background:#fdf1f2}
.fav-round:hover{border-color:var(--red);color:var(--red)}

.empty .empty-sub{color:var(--ink-2);font-size:13px;margin:4px 0 18px}
.empty .btn{margin-top:6px}

.btn-line{background:#fff;color:var(--ink);border:1.5px solid var(--line);padding:11px 24px;font-size:14px}
.btn-line:hover{border-color:var(--red);color:var(--red)}

.cart-table{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.cart-head,.cart-row{display:grid;grid-template-columns:64px minmax(0,1fr) 90px 120px 90px 36px;gap:14px;align-items:center;padding:16px 22px}
.cart-head{padding:13px 22px;background:var(--paper);font-size:12.5px;color:var(--ink-2);letter-spacing:1px;border-bottom:1px solid var(--line)}
.cart-row{border-bottom:1px solid var(--line)}
.cart-row:last-child{border-bottom:none}
.cart-row .cart-thumb{width:64px;height:64px;border-radius:10px;overflow:hidden;cursor:pointer}
.cart-row .cart-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.cart-row .cart-info{min-width:0}
.cart-row .cart-name{font-weight:600;font-size:15px;cursor:pointer;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cart-row .cart-name:hover{color:var(--red)}
.cart-row .cart-meta{font-size:12.5px;color:var(--ink-2);margin-top:4px}
.cart-row .cart-price{color:var(--ink);font-weight:600;text-align:center}
.cart-row .cart-sub{color:var(--red);font-weight:600;text-align:right}
.cart-price small,.cart-sub small,.cs-total small,.co-total small,.pay-amount small{font-size:12px}
.cart-qty{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:8px;overflow:hidden;justify-self:center}
.cart-qty button{width:30px;height:32px;border:none;background:var(--paper);cursor:pointer;font-size:15px}
.cart-qty span{min-width:38px;text-align:center;font-size:14px}
.cart-del{border:none;background:none;color:var(--ink-2);font-size:16px;cursor:pointer;width:32px;height:32px;border-radius:8px;justify-self:center}
.cart-del:hover{color:var(--red);background:#fdf1f2}
.cart-summary{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:22px;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:20px 24px;flex-wrap:wrap}
.cs-right{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.cs-total{font-size:14px;color:var(--ink-2)}
.cs-total span{color:var(--red);font-size:24px;font-weight:700;font-family:var(--serif);margin-left:6px}

.co-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:28px;align-items:start}
.co-form-card,.co-summary-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:30px}
.co-h{font-size:17px;color:var(--ink);margin-bottom:20px;padding-left:10px;border-left:3px solid var(--red)}
.co-lines{display:flex;flex-direction:column;gap:12px;margin-bottom:18px}
.co-line{display:flex;align-items:center;gap:12px}
.co-line-thumb{width:48px;height:48px;border-radius:8px;overflow:hidden;cursor:pointer;flex-shrink:0}
.co-line-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.co-line-name{flex:1;font-size:13.5px;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.co-line-qty{font-size:12.5px;color:var(--ink-2)}
.co-line-sub{font-size:13.5px;font-weight:600;color:var(--ink);min-width:70px;text-align:right}
.co-total{display:flex;justify-content:flex-end;align-items:baseline;gap:8px;font-size:14px;color:var(--ink-2);border-top:1px solid var(--line);padding-top:16px;margin-bottom:10px}
.co-total span{color:var(--red);font-size:26px;font-weight:700;font-family:var(--serif)}
.co-agree{font-size:12px;color:var(--ink-2);margin-bottom:16px}

.pay-card{max-width:640px;margin:0 auto;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:36px}
.pay-order{display:flex;justify-content:center;font-size:12.5px;color:var(--ink-2);margin-bottom:18px}
.pay-amount{display:flex;align-items:baseline;justify-content:center;gap:10px;margin-bottom:24px}
.pay-amount .lbl{font-size:14px;color:var(--ink-2)}
.pay-amount .num{color:var(--red);font-size:40px;font-weight:700;font-family:var(--serif)}
.pay-methods{display:flex;flex-direction:column;gap:12px;margin-bottom:22px}
.pay-method{display:flex;align-items:center;gap:14px;border:1.5px solid var(--line);border-radius:12px;padding:14px 18px;cursor:pointer;transition:.2s;font-size:15px}
.pay-method input{accent-color:var(--red);width:17px;height:17px;cursor:pointer}
.pay-method .pm-ic{font-size:22px}
.pay-method.on{border-color:var(--red);background:#fdf1f2}
.pay-secure{display:flex;justify-content:center;gap:14px;font-size:12.5px;color:var(--ink-2);margin-top:18px;flex-wrap:wrap}
.pay-success{text-align:center;padding:30px 10px}
.pay-success .ok{width:76px;height:76px;margin:0 auto 18px;border-radius:50%;background:linear-gradient(135deg,#2f9e44,#37b24d);color:#fff;font-size:40px;display:flex;align-items:center;justify-content:center}
.pay-success h2{font-size:24px;color:var(--ink);margin-bottom:10px}
.pay-success p{color:var(--ink-2);font-size:14px;margin-bottom:22px}

#ichToast{position:fixed;left:50%;bottom:38px;transform:translate(-50%,20px);background:rgba(30,30,30,.92);color:#fff;padding:12px 22px;border-radius:30px;font-size:14px;letter-spacing:1px;opacity:0;pointer-events:none;transition:.3s;z-index:999;max-width:82vw;text-align:center}
#ichToast.show{opacity:1;transform:translate(-50%,0)}

@media (max-width:820px){
  .cart-head{display:none}
  .cart-row{grid-template-columns:56px 1fr auto;grid-template-areas:"thumb info del" "thumb qty sub";row-gap:12px;padding:14px}
  .cart-row .cart-thumb{grid-area:thumb;width:56px;height:56px}
  .cart-row .cart-info{grid-area:info}
  .cart-row .cart-price{display:none}
  .cart-row .cart-qty{grid-area:qty;justify-self:start}
  .cart-row .cart-sub{grid-area:sub;text-align:right}
  .cart-row .cart-del{grid-area:del;align-self:start}
  .co-grid{grid-template-columns:1fr}
}