/* Kuaichong Industrial — main.css (from Ardot design system, Direction B) */
:root{
  --navy:#0F1B2D; --navy-2:#13223A; --navy-3:#0B1322; --ink:#14213D;
  --amber:#F5A623; --muted:#5A6B82; --muted-dark:#93A1B5; --muted-dim:#5F7089;
  --line:#E1E6EE; --bg-alt:#F4F6F9; --white:#FFFFFF;
  --container:1312px; --pad-x:64px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Archivo',Arial,sans-serif;color:var(--ink);background:var(--white);line-height:1.5;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.container{max-width:1440px;margin:0 auto;padding:0 var(--pad-x)}
.eyebrow{font-size:13px;font-weight:600;letter-spacing:.02em;color:var(--amber);text-transform:uppercase}
.h2{font-size:34px;font-weight:800;line-height:1.2;color:var(--ink)}
.section{padding:64px var(--pad-x)}
.section.alt{background:var(--bg-alt)}
.section.dark{background:var(--navy)}
.center{align-items:center;text-align:center}

/* Buttons */
.btn{display:inline-block;padding:16px 28px;border-radius:6px;font-size:15px;font-weight:700;cursor:pointer;border:1px solid transparent}
.btn-amber{background:var(--amber);color:var(--ink)}
.btn-amber:hover{filter:brightness(1.05)}
.btn-outline{background:transparent;color:#fff;border-color:#3A4A63}
.btn-dark{background:var(--ink);color:#fff}

/* Topbar */
.topbar{background:var(--navy-3);display:flex;justify-content:space-between;align-items:center;padding:10px var(--pad-x);font-size:13px}
.topbar .email{color:var(--muted-dark);font-weight:500;display:inline-flex;align-items:center;gap:6px}
.topbar .email .email-ic{display:none;width:15px;height:15px;flex:none;color:var(--muted-dark)}
.topbar .meta{color:var(--muted-dim)}
/* 顶栏语言切换 */
.topbar-right{display:flex;align-items:center;gap:16px;min-width:0}
.lang-switch{display:flex;align-items:center;gap:8px;flex:none}
.lang-switch a{color:var(--muted-dark);font-size:12px;font-weight:700;letter-spacing:.04em;display:inline-flex;align-items:center;gap:6px}
.lang-switch a:hover{color:#fff}
.lang-switch a.lang-current{color:var(--amber)}
.lang-switch .flag{width:20px;height:14px;border-radius:2px;flex:none;display:block;box-shadow:0 0 0 1px rgba(255,255,255,.18)}
.lang-switch svg.flag{background:#fff}
.lang-switch .flag-badge{background:var(--amber);color:var(--ink);font-size:9px;font-weight:800;display:inline-flex;align-items:center;justify-content:center;line-height:1}
.lang-sep{color:#3E4E66;font-size:11px}

/* Header */
.site-header{background:var(--navy);border-bottom:1px solid #22314A;display:flex;justify-content:space-between;align-items:center;padding:18px var(--pad-x);position:sticky;top:0;z-index:1000;box-shadow:0 2px 10px rgba(11,19,34,.25)}
body.admin-bar .site-header{top:32px}
@media(max-width:782px){body.admin-bar .site-header{top:46px}}
.cta-band[id],section[id],div[id="quote"]{scroll-margin-top:96px}
.logo{font-size:20px;font-weight:900;color:#fff;letter-spacing:.04em;text-decoration:none}
.nav{display:flex;gap:30px}
.nav a{color:var(--muted-dark);font-size:14px;font-weight:500}
.nav a:hover,.nav .current a{color:var(--amber)}
.header-cta{background:var(--amber);color:var(--ink);font-weight:700;font-size:14px;padding:10px 22px;border-radius:6px}

/* Hero */
.hero{background:var(--navy);display:flex;align-items:center;gap:56px;padding:80px var(--pad-x)}
.hero-text{flex:1;display:flex;flex-direction:column;gap:22px}
.hero-text h1{font-size:52px;font-weight:800;line-height:1.12;color:#fff}
.hero-text .sub{font-size:16px;color:var(--muted-dark);line-height:1.6;max-width:640px}
.hero-text .trust{font-size:14px;color:var(--muted-dim);font-weight:500}
.hero-title-md{font-size:44px;font-weight:800;line-height:1.15;color:#fff}
.cta-row{display:flex;gap:16px}
.hero-photo{width:640px;height:auto;aspect-ratio:16/9;border-radius:8px;background:#1A2740;display:flex;align-items:center;justify-content:center;color:var(--muted-dim);font-size:14px;overflow:hidden}
.hero-photo img{width:100%;height:100%;object-fit:cover}

/* Hero slideshow */
.hero-slider{position:relative;width:100%;height:100%;border-radius:8px;overflow:hidden}
.hero-slider img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .8s ease}
.hero-slider img.active{opacity:1}
.hero-dots{position:absolute;left:0;right:0;bottom:16px;display:flex;justify-content:center;gap:10px;z-index:2}
.hero-dots .dot{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.45);cursor:pointer;transition:background .3s}
.hero-dots .dot.active{background:var(--amber)}

/* Factory gallery real images */
.gallery .ph{padding:0}
.gallery .ph img{width:100%;height:100%;object-fit:cover}

/* Stats */
.stats{background:var(--navy-2);display:flex;justify-content:space-between;padding:30px var(--pad-x);flex-wrap:wrap;gap:16px}
.stat b{display:block;font-size:34px;font-weight:800;color:var(--amber);line-height:1.1}
.stat span{font-size:12px;font-weight:600;color:#7C8BA0;letter-spacing:.03em}

/* Cards grid */
.grid{display:flex;flex-wrap:wrap;gap:20px}
.card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:24px;flex:1 1 380px;display:flex;flex-direction:column;gap:10px}
.card .num{font-size:13px;font-weight:900;color:var(--amber)}
.card h3{font-size:18px;font-weight:700}
.card p{font-size:14px;color:var(--muted);line-height:1.55}
/* 产品网格：等宽自适应（flex 拉伸会让末行卡片过宽，改用 grid auto-fit） */
.grid-4{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.grid-4 .card{padding:16px;min-width:0}
.card-img{height:140px;border-radius:6px;background:#D8E0EA;margin-bottom:6px;overflow:hidden}
.card-img img{width:100%;height:100%;object-fit:cover}
.card .btn-quote{align-self:flex-start;background:var(--amber);color:var(--ink);font-size:13px;font-weight:700;padding:8px 14px;border-radius:6px}

/* Steps row */
.steps{display:flex;gap:16px}
.steps .card{flex:1;padding:20px}

/* Testimonials */
.quotes{display:flex;gap:20px;align-items:stretch}
.quote{flex:1;position:relative;background:#fff;border:1px solid var(--line);border-radius:10px;padding:26px 24px 22px;display:flex;flex-direction:column;gap:12px;box-shadow:0 2px 10px rgba(20,33,61,.05);transition:transform .25s,box-shadow .25s}
.quote:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(20,33,61,.10)}
.quote .q-mark{display:block;font-family:Georgia,'Times New Roman',serif;font-size:42px;line-height:1;height:22px;color:var(--amber);font-weight:700}
.quote .q{font-size:15px;line-height:1.7;color:var(--ink);flex:1}
.q-foot{display:flex;align-items:center;gap:12px;padding-top:16px;border-top:1px solid var(--line);margin-top:auto}
.q-avatar{width:40px;height:40px;border-radius:50%;background:var(--ink);color:var(--amber);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:13px;letter-spacing:.04em;flex:none}
.q-id{display:flex;flex-direction:column;gap:2px;min-width:0}
/* 客户案例三段式（挑战 / 我们的做法 / 结果） */
.q-case{display:flex;flex-direction:column;gap:10px;padding-top:14px;border-top:1px dashed var(--line)}
.q-case-row{display:flex;gap:10px;align-items:flex-start}
.q-k{flex:none;width:92px;font-size:11px;font-weight:900;letter-spacing:.06em;text-transform:uppercase;color:var(--amber);padding-top:3px;line-height:1.3}
.q-case-row p{margin:0;font-size:13.5px;color:var(--muted);line-height:1.6}
.q-buyer{display:inline-block;margin-top:3px;padding:2px 9px;border:1px solid var(--line);border-radius:999px;font-size:11px;color:var(--muted-dark);font-weight:600}
/* 语言角标：标注该内容尚未本地化（如德语站上的英文文章） */
.lang-badge{display:inline-block;margin-left:8px;padding:2px 8px;background:var(--bg-alt);border:1px solid var(--line);border-radius:4px;font-size:10px;font-weight:800;letter-spacing:.06em;color:var(--muted);vertical-align:middle}
@media(max-width:640px){
  .q-case-row{flex-direction:column;gap:3px}
  .q-k{width:auto}
}
.quote .who{font-size:14px;font-weight:700}
.quote .role{font-size:12px;color:var(--muted)}

/* Gallery */
.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.gallery figure{display:flex;flex-direction:column;gap:10px}
.gallery .ph{width:100%;aspect-ratio:16/9;border-radius:8px;background:#1A2740;overflow:hidden;display:flex;align-items:center;justify-content:center}
.gallery img{width:100%;height:100%;object-fit:cover}
.gallery figcaption{font-size:14px;color:var(--muted);font-weight:500}

/* Video */
.video-wrap{max-width:1200px;margin:0 auto;width:100%}
.video-player{position:relative;padding-top:51.8%;background:#1A2740;border:1px solid #3A4A63;border-radius:12px;overflow:hidden}
.video-player img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.play-btn{position:absolute;left:50%;top:44%;transform:translate(-50%,-50%);width:96px;height:96px;border-radius:50%;background:var(--amber);display:flex;align-items:center;justify-content:center;cursor:pointer}
.play-btn::after{content:"";border-left:26px solid var(--ink);border-top:16px solid transparent;border-bottom:16px solid transparent;margin-left:8px}
.video-caption{position:absolute;left:0;right:0;bottom:0;background:var(--navy-3);padding:16px 24px;display:flex;justify-content:space-between;align-items:center}
.video-caption .t{color:#fff;font-size:14px;font-weight:600}
.video-caption .d{color:var(--muted-dim);font-size:13px}

/* Forms */
.form-row{display:flex;gap:12px;width:100%}
.form-row input,.form-row select,.form-col input,.form-col textarea{flex:1;width:100%;padding:14px 16px;background:#0F1B2D;border:1px solid #3A4A63;border-radius:6px;color:#fff;font-family:inherit;font-size:14px}
.form-row select{appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%237A8AA3' stroke-width='1.6' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:36px;cursor:pointer}
.form-row select option{background:#0F1B2D;color:#fff}
.form-col textarea{min-height:110px;resize:vertical}
.form-light input,.form-light select,.form-light textarea{background:#fff;border-color:var(--line);color:var(--ink)}
.form-light select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%235A6A83' stroke-width='1.6' fill='none' stroke-linecap='round'/%3E%3C/svg%3E")}
.form-light select option{background:#fff;color:var(--ink)}
.form-hint{font-size:12.5px;color:var(--muted-dim);line-height:1.6;margin-top:-2px}

/* 贸易条款一览（买家第一轮必问的六项） */
.terms-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;max-width:1040px;margin:0 auto}
.term-card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:18px 20px}
.term-k{display:block;font-size:12px;font-weight:900;letter-spacing:.08em;text-transform:uppercase;color:var(--amber);margin-bottom:8px}
.term-card p{margin:0;font-size:14.5px;color:var(--ink);line-height:1.65}
.terms-note{text-align:center;color:var(--muted-dim);font-size:13.5px;margin-top:20px}
/* 买家保障（风险兜底）卡片：盾牌图标 + 琥珀强调 */
.trust-sec .trust-card{position:relative;padding-top:44px;border-color:#E7DCC4}
.trust-ic{position:absolute;top:16px;left:18px;width:38px;height:38px;display:flex;align-items:center;justify-content:center;background:rgba(245,166,35,.12);border:1px solid rgba(245,166,35,.35);border-radius:10px;color:var(--amber)}
.trust-card .term-k{color:var(--ink);font-weight:700}
.trust-sec .terms-note b{color:var(--amber)}
/* 证书在线验真外链（仅后台填了 verify_url 才显示） */
.cert-verify{display:inline-block;margin-top:6px;font-size:12px;font-weight:700;color:var(--amber);letter-spacing:.02em}
.cert-verify:hover{text-decoration:underline}
/* 工厂 vs 贸易商 对比表（Why Factory Direct 页） */
.vs-wrap{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff}
.vs-head,.vs-row{display:grid;grid-template-columns:1.05fr 1.25fr 1.25fr;align-items:stretch}
.vs-head{background:var(--ink);color:#fff}
.vs-head span{padding:14px 18px;font-weight:700;font-size:13px;letter-spacing:.03em;display:flex;align-items:center}
.vs-head .vs-us{background:var(--amber);color:#1A1206}
.vs-row{border-top:1px solid var(--line)}
.vs-row>span{padding:13px 18px;font-size:14px;line-height:1.5;display:flex;align-items:center;gap:8px}
.vs-row .vs-k{font-weight:700;color:var(--ink);background:#F6F8FB}
.vs-row .vs-us{color:var(--ink);background:rgba(245,166,35,.07);font-weight:600}
.vs-row .vs-them{color:var(--muted-dark)}
.vs-tick{color:var(--amber);font-weight:800;flex:none;font-size:15px}
.vs-note{margin-top:16px;font-size:13.5px;color:var(--muted-dim)}
/* 工厂到访/位置（地址+电话+Google Maps） */
.visit-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:24px;align-items:stretch}
.visit-info{display:flex;flex-direction:column;gap:16px}
.visit-info .info-card{flex:1;display:flex;flex-direction:column;justify-content:center}
.visit-addr{font-size:16px;line-height:1.5;font-weight:700;color:var(--ink)}
.visit-todo{font-size:12px;color:var(--amber);margin-top:6px;line-height:1.4}
.visit-map{min-height:280px;border-radius:12px;overflow:hidden;border:1px solid var(--line);background:#EEF1F6}
.visit-embed{width:100%;height:100%;min-height:280px;border:0;display:block}
.visit-map-link{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;height:100%;min-height:280px;text-decoration:none;color:var(--ink);background:linear-gradient(135deg,#EEF1F6,#E3E8F0)}
.visit-map-link:hover{background:linear-gradient(135deg,#E7ECF3,#D9E0EC)}
.visit-map-pin{color:var(--amber)}
.visit-map-cta{font-weight:700;font-size:15px;color:var(--ink)}
.visit-map-empty{display:flex;align-items:center;justify-content:center;min-height:280px;color:var(--muted);font-size:13px}
@media(max-width:820px){.visit-grid{grid-template-columns:1fr}.visit-map{min-height:240px}.visit-embed{min-height:240px}}
@media(max-width:720px){
  .vs-head{display:none}
  .vs-row{grid-template-columns:1fr}
  .vs-row>span{padding:10px 16px}
  .vs-row .vs-k{background:#EEF1F6;font-size:12px;text-transform:uppercase;letter-spacing:.05em}
  .vs-row .vs-us{background:rgba(245,166,35,.1)}
  .vs-row .vs-us::before{content:'Us · ';font-weight:800;color:var(--amber)}
  .vs-row .vs-them::before{content:'Trader · ';font-weight:700;color:var(--muted)}
}
.tier-hint{color:var(--muted);font-size:14px!important;max-width:620px;text-align:center;line-height:1.6;margin-top:10px!important}
@media(max-width:640px){.terms-grid{grid-template-columns:1fr}}
.form-note{font-size:13px;color:var(--muted-dim)}
.sent-ok{color:var(--amber);font-weight:600}
.sent-err{color:#ff7b6b;font-weight:600}

/* CTA band */
.cta-band{background:var(--ink);display:flex;flex-direction:column;align-items:center;gap:20px;padding:56px 200px}
.cta-band h2{font-size:30px;font-weight:800;color:#fff;text-align:center}

/* Footer（结构化栅格） */
.site-footer{background:var(--navy-3);border-top:1px solid #22314A}
.footer-grid{max-width:1440px;margin:0 auto;padding:52px var(--pad-x) 36px;display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:36px}
.footer-brand .logo{display:inline-block;margin-bottom:14px}
.footer-brand p{color:var(--muted-dim);font-size:13px;line-height:1.7;margin-bottom:12px}
.footer-brand .footer-contact{display:flex;flex-direction:column;gap:6px;align-items:flex-start}
.footer-brand a.footer-link,.footer-brand a.email{color:var(--muted-dark);font-size:13px}
.footer-brand a.footer-link:hover{color:var(--amber)}
.footer-col h4{color:#fff;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;margin-bottom:14px}
.footer-col a{display:block;color:var(--muted-dark);font-size:14px;padding:5px 0}
.footer-col a:hover{color:var(--amber)}
.footer-cta p{color:var(--muted-dark);font-size:13px;line-height:1.7;margin:0 0 16px}
.footer-bottom{border-top:1px solid #22314A;padding:18px var(--pad-x);max-width:1440px;margin:0 auto;display:flex;justify-content:space-between;gap:8px;color:#3E4E66;font-size:13px}
/* 浮动 WhatsApp（左下） */
.to-wa{position:fixed;left:24px;bottom:24px;width:46px;height:46px;border-radius:50%;background:#25D366;color:#fff;display:flex;align-items:center;justify-content:center;z-index:9990;box-shadow:0 6px 20px rgba(37,211,102,.35);transition:transform .2s,background .2s}
.to-wa:hover{transform:translateY(-2px);background:#1FBF5B}
.to-wa svg{width:24px;height:24px}
/* honeypot 隐藏字段 */
.kc-hp{position:absolute!important;left:-9999px!important;width:0!important;height:0!important;opacity:0!important}
/* 客服真名（Kicci 式信任：具体的人） */
.kc-avatar{width:28px;height:28px;border-radius:50%;background:var(--ink);color:var(--amber);display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-size:12px;flex:none}
.kc-avatar-lg{width:52px;height:52px;font-size:22px}
img.kc-avatar{object-fit:cover;display:inline-block}
img.kc-avatar.kc-avatar-lg{width:52px;height:52px}
.form-person{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--muted-dark);font-weight:600}
.person-card{display:flex;gap:16px;align-items:flex-start;border-color:var(--amber)}
.person-info{display:flex;flex-direction:column;gap:4px;min-width:0}
.person-info strong{font-size:17px}
.person-role{font-size:12px;font-weight:700;color:var(--amber);letter-spacing:.04em;text-transform:uppercase}
.person-info p{font-size:13px;color:var(--muted);line-height:1.6;margin:4px 0 8px}
.person-info .wa-chat{font-size:14px;font-weight:700;color:var(--ink);text-decoration:none}
.person-info .wa-chat:hover{color:var(--amber)}

/* Blog */
.article-card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:18px;flex:1 1 620px;display:flex;flex-direction:column;gap:12px}
.article-card .cat{font-size:11px;font-weight:700;color:var(--amber);letter-spacing:.04em}
.article-card h3{font-size:19px;font-weight:700;line-height:1.35}
.article-card .thumb{height:220px;border-radius:6px;background:#E8EDF3;overflow:hidden}
.article-card .thumb img{width:100%;height:100%;object-fit:cover}
/* 首页 Sourcing Guides：特色图 + 标题图卡并排 */
.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.guide-card{background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden;text-decoration:none;display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s}
.guide-card:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(20,33,61,.12)}
.guide-thumb{display:block;aspect-ratio:16/9;overflow:hidden;background:#E8EDF3}
.guide-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s}
.guide-card:hover .guide-thumb img{transform:scale(1.04)}
.guide-thumb-ph{display:flex;align-items:center;justify-content:center;width:100%;height:100%;background:linear-gradient(135deg,var(--ink),#2A3B60);color:var(--amber);font-weight:800;letter-spacing:.08em;font-size:14px}
.guide-body{display:flex;flex-direction:column;gap:8px;padding:18px}
.guide-body .cat{font-size:11px;font-weight:700;color:var(--amber);letter-spacing:.04em}
.guide-body h3{font-size:17px;font-weight:700;line-height:1.4;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0}
.guide-excerpt{font-size:13px;color:var(--muted);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
/* Resources/归档列表页 */
.res-hero{max-width:900px;margin:0 auto}
.res-chips{flex-wrap:wrap;padding:0 var(--pad-x) 32px}
.feat{display:flex;gap:36px;align-items:center;max-width:1200px;margin:0 auto}
.feat-photo{flex:0 0 46%;aspect-ratio:16/9;border-radius:8px;overflow:hidden;background:#E8EDF3;display:block}
.feat-photo img{width:100%;height:100%;object-fit:cover}
.feat-body{flex:1;display:flex;flex-direction:column;gap:14px;align-items:flex-start}
.post-nav{display:flex;justify-content:center;margin-top:44px}
.post-nav ul{display:flex;gap:8px;list-style:none;padding:0;margin:0}
.post-nav .page-numbers{display:inline-flex;align-items:center;justify-content:center;min-width:40px;height:40px;padding:0 12px;border:1px solid var(--line);border-radius:6px;font-size:14px;font-weight:700;color:var(--ink)}
.post-nav .page-numbers.current{background:var(--ink);color:#fff;border-color:var(--ink)}
.post-nav .page-numbers:hover:not(.current){border-color:var(--ink)}
@media(max-width:960px){.guide-grid{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.guide-grid{grid-template-columns:1fr}}
@media(max-width:900px){.feat{flex-direction:column;align-items:stretch}.feat-photo{flex:none}}
.chips{display:flex;gap:12px}
.chip{padding:9px 18px;border-radius:20px;border:1px solid var(--line);font-size:13px;color:var(--muted);background:#fff}
.chip.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.newsletter{background:var(--navy);display:flex;flex-direction:column;align-items:center;gap:16px;padding:48px 200px}
.newsletter h2{font-size:26px;font-weight:800;color:#fff}

/* Single/page article */
.entry{max-width:820px;margin:0 auto;padding:64px var(--pad-x)}
.entry-back{display:inline-block;font-size:13px;font-weight:700;color:var(--amber);letter-spacing:.02em;margin-bottom:20px}
.entry-back:hover{text-decoration:underline}
.entry h1{font-size:36px;font-weight:800;margin-bottom:10px;line-height:1.2}
.entry .eyebrow{margin-bottom:6px}
.entry-date{font-size:13px;color:var(--muted);margin-bottom:28px}
.entry-featured{border-radius:8px;margin-bottom:28px;width:100%;height:auto}
.entry-body{color:var(--ink)}
.entry-body p{margin-bottom:18px;color:var(--ink);line-height:1.8;font-size:16px}
.entry-body h2{font-size:24px;font-weight:800;color:var(--ink);margin:36px 0 14px;line-height:1.3}
.entry-body h3{font-size:19px;font-weight:700;color:var(--ink);margin:28px 0 12px;line-height:1.35}
.entry-body a{color:var(--amber);font-weight:600;text-decoration:underline;text-underline-offset:2px}
.entry-body ul,.entry-body ol{margin:0 0 18px 22px;color:var(--ink);line-height:1.8;font-size:16px}
.entry-body li{margin-bottom:8px}
.entry-body img{width:100%;height:auto;border-radius:8px;margin:8px 0 18px}
.entry-body blockquote{margin:0 0 18px;padding:14px 20px;border-left:3px solid var(--amber);background:var(--bg-alt);border-radius:0 8px 8px 0;color:var(--ink);font-style:italic}
.entry-body strong{font-weight:700;color:var(--ink)}
.entry-body em{font-style:normal;font-size:13px;color:var(--muted-dim);display:block;margin-bottom:8px}
.entry-body table{width:100%;border-collapse:collapse;margin:8px 0 20px;font-size:15px;color:var(--ink)}
.entry-body th{text-transform:uppercase;font-size:12px;letter-spacing:.06em;color:var(--muted);font-weight:700}
.entry-body td{vertical-align:top;line-height:1.6}
@media(max-width:640px){
  .entry-body table{font-size:14px}
  .entry-body th,.entry-body td{padding:10px 12px!important}
}
.entry-sep{border:none;border-top:1px solid var(--line);margin:56px 0 40px}
.entry-rel-title{font-size:22px;margin-bottom:24px}

/* Responsive */
@media(max-width:1100px){
  .hero-photo{display:none}
  .hero-text h1{font-size:42px}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .quotes,.steps,.cta-row,.form-row{flex-direction:column}
  .cta-band,.newsletter{padding:48px var(--pad-x)}
  .form-row input,.form-row select{margin-bottom:12px}
}
@media(max-width:720px){
  :root{--pad-x:20px}
  .lang-switch{gap:6px}
  .lang-switch a{font-size:11px}
  .lang-switch .flag{width:17px;height:11.9px;border-radius:1.5px}
  .lang-switch .flag-badge{font-size:8px}
  .lang-sep{display:none}
  .hero-text h1{font-size:32px}
  .h2{font-size:26px}
  .stats{justify-content:flex-start}
  .gallery{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:24px;padding:40px var(--pad-x) 28px}
  .footer-bottom{flex-direction:column}
  .to-wa{left:16px;bottom:16px;width:44px;height:44px}
  .topbar .meta{display:none}
}

/* Contact info cards — 不参与 flex 拉伸（必须在 .card 之后） */
.info-card{flex:0 0 auto}

/* Contact links */
.topbar a.email{color:var(--muted-dark);font-weight:500;text-decoration:none}
.topbar a.email:hover{color:#fff;text-decoration:underline}
.topbar a:hover{color:#fff}
a.info-link{font-size:17px;font-weight:700;color:var(--ink);text-decoration:none}
a.info-link:hover{color:var(--amber)}

/* 三列照片墙变体（首页 Inside the Factory） */
.gallery-3{grid-template-columns:repeat(3,1fr)}
@media(max-width:1100px){.gallery-3{grid-template-columns:repeat(2,1fr)}}

/* 图片灯箱 */
.kc-lightbox{cursor:zoom-in}
.kc-lightbox-wrap{position:fixed;inset:0;background:rgba(11,19,34,.93);z-index:99999;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;cursor:zoom-out}
.kc-lightbox-wrap img{max-width:90vw;max-height:85vh;border-radius:8px;box-shadow:0 8px 40px rgba(0,0,0,.5)}
.kc-lightbox-cap{color:#93A1B5;font-size:14px}
.kc-lightbox-close{position:absolute;top:20px;right:28px;font-size:36px;color:#fff;cursor:pointer;line-height:1}

/* 证书徽标 */
.cert-badge{width:64px;height:64px;border-radius:50%;background:var(--ink);color:var(--amber);display:flex;align-items:center;justify-content:center;font-weight:900;font-size:14px;letter-spacing:.02em;flex:none}

/* 证书横向滚动（首页 Certificates）——自动循环，无箭头 */
.cert-scroller{display:flex;gap:24px;overflow-x:auto;padding-bottom:6px;scrollbar-width:none}
.cert-scroller::-webkit-scrollbar{display:none}
.cert-card{flex:0 0 260px;height:240px;background:#fff;border:1px solid var(--line);border-radius:8px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:0;scroll-snap-align:start;padding:0 14px;text-align:center}
.cert-thumb{display:flex;align-items:center;justify-content:center;width:110px;height:150px;cursor:zoom-in;text-decoration:none}
.cert-paper{display:flex;align-items:center;justify-content:center;width:108px;height:146px;background:#fff;border:1px solid #E1E6EE;border-radius:3px;box-shadow:0 2px 10px rgba(20,33,61,.12);overflow:hidden;transition:transform .25s,box-shadow .25s}
.cert-paper img{width:100%;height:100%;object-fit:cover;object-position:top}
.cert-thumb:hover .cert-paper{transform:translateY(-3px);box-shadow:0 6px 18px rgba(20,33,61,.20)}
.cert-thumb-empty{background:linear-gradient(180deg,#F4F6F9,#E8EDF3);border:1px dashed #C7D0DC;border-radius:6px}
.cert-thumb-empty .cert-badge{width:72px;height:72px;background:#fff;border:2px solid var(--amber);color:var(--amber)}
.cert-info{display:flex;flex-direction:column;gap:2px;margin-top:12px}
.cert-info h3{color:var(--ink);font-size:16px;line-height:1.25;margin:0;padding:0;flex:none}
.cert-info .cert-meta{color:var(--muted);font-size:12px}

/* 工厂页资质区：复用首页 .cert-scroller 横向自动滚动（见上方 .cert-* 规则） */

/* ============ 移动端优化 ============ */
/* 顶栏：邮箱图标在移动端才显示（见 ≤720px 断点），桌面端保持纯文字 */
.topbar{gap:12px}
/* 汉堡按钮（≤960px 才显示） */
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:40px;height:40px;padding:9px 8px;background:transparent;border:1px solid #3A4A63;border-radius:6px;cursor:pointer;flex:none}
.nav-toggle span{display:block;width:100%;height:2px;background:#fff;border-radius:2px;transition:transform .25s,opacity .2s}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
/* ≤960px：导航变下拉抽屉（logo / CTA / 汉堡 同行） */
@media(max-width:960px){
  .nav-toggle{display:flex}
  .site-header{gap:12px}
  .header-cta{margin-left:auto;padding:8px 16px;font-size:13px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .nav{position:absolute;top:100%;left:0;right:0;background:var(--navy-2);border-bottom:1px solid #22314A;flex-direction:column;gap:0;padding:6px 0 10px;display:none;z-index:100;box-shadow:0 16px 32px rgba(0,0,0,.35)}
  .nav.open{display:flex}
  .nav a{display:block;padding:13px var(--pad-x);font-size:15px;border-top:1px solid #22314A}
  .nav a:first-child{border-top:none}
}
/* hero.keep：产品页/PL 页首屏轮播在窄屏保留（图上文下，不再全局隐藏） */
@media(max-width:1100px){
  .hero.keep{flex-direction:column;align-items:stretch;gap:28px}
  .hero.keep .hero-photo{display:block;width:100%;order:-1}
}
/* ≤720px 手机档：间距收紧、字号降级、控件易点 */
@media(max-width:720px){
  .section{padding:48px var(--pad-x)}
  .hero{padding:56px var(--pad-x)}
  .hero-title-md{font-size:28px!important}
  .stat b{font-size:26px}
  .stat{flex:1 1 40%}
  .cta-row .btn{width:100%;text-align:center}
  .kc-qform .btn{width:100%}
  .cta-band h2{font-size:24px}
  .feat-body h2{font-size:22px!important}
  .entry h1{font-size:28px}
  .video-caption{flex-direction:column;gap:6px;align-items:flex-start}
  .play-btn{width:72px;height:72px}
  .play-btn::after{border-left-width:20px;border-top-width:12px;border-bottom-width:12px}
  .chip{padding:8px 14px;font-size:12px}
  .guide-body{padding:14px}
  /* 顶栏：邮箱转信封图标（点击即 mailto），语言切换器空间不足时自动换行，杜绝横向撑破 */
  .topbar{padding:8px var(--pad-x)}
  .topbar .email .email-ic{display:inline-flex}
  .topbar .email .email-text{display:none}
  .topbar .email{flex:none}
  .topbar-right{flex:1 1 auto;min-width:0;justify-content:flex-end}
  .lang-switch{flex-wrap:wrap;justify-content:flex-end;row-gap:4px;column-gap:10px;flex:none}
}

/* ============ FAQ 手风琴（原生 details，无 JS 依赖） ============ */
.faq-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-acc{background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden;transition:border-color .2s}
.faq-acc[open]{border-color:var(--amber)}
.faq-acc summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;font-size:16px;font-weight:700;color:var(--ink);cursor:pointer}
.faq-acc summary::-webkit-details-marker{display:none}
.faq-acc summary::after{content:"+";flex:none;width:26px;height:26px;border-radius:50%;background:var(--bg-alt);color:var(--ink);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;transition:transform .2s,background .2s,color .2s}
.faq-acc[open] summary::after{content:"\2212";background:var(--amber);color:var(--ink)}
.faq-acc summary:hover::after{background:var(--amber)}
.faq-a{padding:0 22px 20px;font-size:14px;line-height:1.8;color:var(--muted)}
.faq-more{color:var(--amber);font-weight:700;font-size:15px}
.faq-more:hover{text-decoration:underline}

/* ============ 回到顶部按钮（全站右下角） ============ */
.to-top{position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:50%;background:var(--ink);color:var(--amber);border:1px solid #3A4A63;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:9990;opacity:0;pointer-events:none;transform:translateY(10px);transition:opacity .25s,transform .25s,background .2s;box-shadow:0 6px 20px rgba(0,0,0,.25)}
.to-top.show{opacity:1;pointer-events:auto;transform:translateY(0)}
.to-top:hover{background:var(--navy-2)}
@media(max-width:720px){.to-top{right:16px;bottom:16px;width:44px;height:44px}}