/* ============================================================
 * pages/home.css 首页：透明页眉 / Hero 轮播 / 首页各区块
 * 由同目录 ../../tools/extract_assets.py 从内联样式抽离，请勿手工合并
 * ============================================================ */

.hdr{position:fixed;top:0;left:0;right:0;z-index:100;transition:background .3s,box-shadow .3s;}
.hdr.solid{background:rgba(255,255,255,.97);box-shadow:0 1px 0 var(--line);}
.hdr.solid .nav a{color:var(--body);}
.hdr.solid .h-phone{color:var(--ink);}
.hdr.solid .h-search svg{stroke:var(--ink);}
.hdr.solid .h-search{border-color:var(--line);}
.hdr:not(.solid) .logo-box .logo-light{display:block;}
.hdr:not(.solid) .logo-box .logo-dark{display:none;}
.nav a{color:#fff;font-size:15px;font-weight:500;position:relative;padding:6px 0;letter-spacing:.5px;}
.nav a:hover::after{width:100%;}
.h-phone{color:#fff;font-family:var(--en-font);font-weight:700;font-size:19px;letter-spacing:.5px;white-space:nowrap;}
.h-phone small{display:block;font-family:var(--cn-font);font-size:10px;font-weight:400;opacity:.75;letter-spacing:2px;}
.h-search{width:38px;height:38px;border:1px solid rgba(255,255,255,.4);border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;}
.h-search svg{width:16px;height:16px;stroke:#fff;}
.hero{position:relative;height:100vh;min-height:680px;max-height:920px;color:#fff;overflow:hidden;}
.hero-bg{position:absolute;inset:0;overflow:hidden;}
.hero-slide{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;filter:saturate(.82);}
.hero-slide.on{opacity:1;animation:kb 8s ease-out forwards;}
@keyframes kb{from{transform:scale(1.04);}to{transform:scale(1.12);}}
.wipe{position:absolute;inset:0;transform:translateX(-101%);pointer-events:none;z-index:4;}
.wipe.a{background:var(--red);}
.wipe.b{background:var(--red-deep);}
.hero.wiping .wipe.a{animation:wipeA 1.3s cubic-bezier(.77,0,.18,1) forwards;}
.hero.wiping .wipe.b{animation:wipeB 1.3s cubic-bezier(.77,0,.18,1) forwards;}
@keyframes wipeA{0%{transform:translateX(-101%);}40%{transform:translateX(0);}60%{transform:translateX(0);}100%{transform:translateX(101%);}}
@keyframes wipeB{0%{transform:translateX(-101%);}6%{transform:translateX(-101%);}46%{transform:translateX(0);}54%{transform:translateX(0);}94%{transform:translateX(101%);}100%{transform:translateX(101%);}}
.hero-copy{position:relative;}
.hero-copy.on{animation:copyIn .7s cubic-bezier(.2,.7,.2,1) both;}
@keyframes copyIn{from{opacity:0;transform:translateY(28px);}to{opacity:1;transform:none;}}
.hero-progress{position:absolute;left:0;right:0;bottom:0;height:3px;background:rgba(255,255,255,.14);z-index:6;}
.hero-progress i{display:block;height:100%;width:0;background:var(--red);}
.hero-progress.run i{animation:prog 7s linear forwards;}
.hero:hover .hero-progress.run i{animation-play-state:paused;}
@keyframes prog{to{width:100%;}}
.hero-mask{position:absolute;inset:0;background:
  linear-gradient(100deg,rgba(12,13,14,.94) 0%,rgba(18,19,21,.76) 42%,rgba(18,19,21,.25) 78%,rgba(18,19,21,.1) 100%),
  linear-gradient(0deg,rgba(12,13,14,.85) 0%,rgba(12,13,14,0) 38%);}
.hero-glow{position:absolute;left:-10%;bottom:-35%;width:60%;height:85%;background:radial-gradient(closest-side,rgba(201,45,50,.32),transparent 72%);pointer-events:none;}
.hero-inner{position:relative;height:100%;display:flex;flex-direction:column;justify-content:center;}
.hero-kicker{display:flex;align-items:center;gap:14px;font-family:var(--en-cond);font-size:18px;font-weight:600;letter-spacing:5px;color:#E88A8E;margin-bottom:26px;}
.hero-kicker::before{content:"";width:46px;height:2px;background:var(--red);}
.hero h1{font-size:clamp(38px,4.6vw,64px);font-weight:900;line-height:1.22;letter-spacing:1px;max-width:760px;}
.hero-sub{margin-top:26px;font-size:17px;font-weight:300;color:rgba(255,255,255,.82);max-width:560px;line-height:1.9;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-tags span{font-size:13px;color:rgba(255,255,255,.88);border:1px solid rgba(255,255,255,.28);padding:6px 14px;}
.hero-tags b{color:#fff;font-weight:700;}
.hero-cta{display:flex;gap:16px;margin-top:42px;flex-wrap:wrap;}
.btn{display:inline-flex;align-items:center;gap:10px;font-size:15px;font-weight:700;padding:15px 32px;cursor:pointer;border:none;letter-spacing:2px;transition:all .25s;}
.btn-red{background:var(--red);color:#fff;}
.btn-red:hover{background:var(--red-deep);}
.btn .ar{width:16px;height:16px;}
.hero-dots{position:absolute;left:40px;bottom:44px;display:flex;flex-direction:row;gap:24px;align-items:center;z-index:6;}
.hero-dots .dot{display:flex;align-items:center;gap:10px;cursor:pointer;color:rgba(255,255,255,.55);font-family:var(--en-font);font-size:13px;letter-spacing:1px;}
.hero-dots .dot i{width:28px;height:2px;background:rgba(255,255,255,.3);display:block;transition:all .25s;}
.hero-dots .dot.on{color:#fff;}
.hero-dots .dot.on i{width:46px;background:var(--red);}
.hero-scroll{position:absolute;left:50%;bottom:34px;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;color:rgba(255,255,255,.6);font-size:11px;letter-spacing:3px;}
.hero-scroll .mouse{width:22px;height:34px;border:1.5px solid rgba(255,255,255,.5);border-radius:12px;position:relative;}
.hero-scroll .mouse::after{content:"";position:absolute;left:50%;top:7px;width:3px;height:7px;background:#fff;border-radius:2px;transform:translateX(-50%);animation:wheel 1.6s infinite;}
@keyframes wheel{0%{opacity:1;top:7px;}100%{opacity:0;top:18px;}}
.trust{background:var(--ink);color:#fff;}
.trust-inner{display:grid;grid-template-columns:repeat(4,1fr);}
.trust-item{padding:32px 26px;display:flex;align-items:baseline;gap:14px;border-right:1px solid rgba(255,255,255,.08);}
.trust-item:last-child{border-right:none;}
.trust-item .num{font-family:var(--en-font);font-size:38px;font-weight:800;color:#fff;line-height:1;white-space:nowrap;}
.trust-item .num small{font-size:19px;color:var(--red);}
.trust-item .lbl{font-size:13.5px;color:rgba(255,255,255,.72);line-height:1.5;}
.trust-item .lbl b{display:block;color:#fff;font-size:14.5px;font-weight:700;margin-bottom:2px;}
.sec{padding:96px 0;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:48px;}
.sec-title .kicker{display:flex;align-items:center;gap:9px;font-family:var(--en-font);font-size:12.5px;font-weight:700;letter-spacing:3.5px;color:var(--red);margin-bottom:12px;}
.sec-title .kicker::before{content:"";width:14px;height:9px;background:var(--red);}
.sec-title .cn{font-size:30px;font-weight:900;color:var(--ink);letter-spacing:2px;line-height:1.2;}
.sec-link{display:inline-flex;align-items:center;gap:10px;font-size:13.5px;font-weight:700;color:var(--ink);border:1px solid var(--line);padding:12px 24px;letter-spacing:2px;transition:all .25s;}
.sec-link:hover{background:var(--red);color:#fff;border-color:var(--red);}
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.prod-card{background:#fff;border:1px solid var(--line);position:relative;transition:transform .3s,box-shadow .3s;cursor:pointer;display:flex;flex-direction:column;}
.prod-card:hover{transform:translateY(-6px);box-shadow:0 22px 44px rgba(20,21,22,.1);}
.prod-img{height:290px;background:#F7F8F9;display:flex;align-items:center;justify-content:center;padding:26px;position:relative;overflow:hidden;}
.prod-img img{max-height:100%;width:auto;object-fit:contain;transition:transform .4s;}
.prod-card:hover .prod-img img{transform:scale(1.06);}
.prod-code{position:absolute;top:16px;left:16px;font-family:var(--en-font);font-size:12px;font-weight:700;letter-spacing:1.5px;color:var(--red);background:var(--red-soft);padding:4px 11px;}
.prod-body{padding:22px 26px 24px;display:flex;flex-direction:column;flex:1;}
.prod-body h3{font-size:19px;font-weight:700;color:var(--ink);letter-spacing:1px;}
.prod-body .spec{font-family:var(--en-font);font-size:12px;color:var(--steel);letter-spacing:.3px;margin-top:6px;}
.prod-body p{font-size:13.5px;color:var(--steel);margin-top:10px;line-height:1.7;flex:1;}
.prod-more{margin-top:16px;display:flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;color:var(--red);letter-spacing:2px;}
.prod-more .cir{width:28px;height:28px;border-radius:50%;border:1.5px solid var(--red);color:var(--red);display:inline-flex;align-items:center;justify-content:center;position:relative;overflow:hidden;transition:transform .3s,border-color .3s;}
.prod-more .cir::before{content:"";position:absolute;inset:0;background:var(--red);border-radius:50%;transform:translateX(-100%);transition:transform .35s ease;}
.prod-more .cir .ar{position:relative;z-index:1;display:inline-block;transition:color .3s;}
.prod-card:hover .prod-more .cir{transform:scale(1.12);}
.prod-card:hover .prod-more .cir::before{transform:translateX(0);}
.prod-card:hover .prod-more .cir .ar{color:#fff;animation:arrowNudge 1.1s ease-in-out infinite;}
@keyframes arrowNudge{0%,100%{transform:translateX(0);}50%{transform:translateX(3px);}}
.prod-card.custom{background:var(--red);border-color:var(--red);color:#fff;padding:38px 34px;justify-content:center;overflow:hidden;position:relative;}
.prod-card.custom::before{content:"";position:absolute;right:-50px;top:-50px;width:230px;height:230px;border:2px solid rgba(255,255,255,.14);border-radius:50%;}
.prod-card.custom::after{content:"";position:absolute;right:10px;bottom:10px;width:140px;height:140px;border:2px solid rgba(255,255,255,.1);border-radius:50%;}
.prod-card.custom .en-ghost{font-family:var(--en-cond);font-size:54px;font-weight:700;line-height:.95;color:rgba(255,255,255,.14);letter-spacing:1px;}
.prod-card.custom h3{color:#fff;font-size:23px;margin-top:18px;position:relative;}
.prod-card.custom p{color:rgba(255,255,255,.85);margin-top:12px;position:relative;}
.prod-card.custom .btn-white{margin-top:24px;background:#fff;color:var(--red);align-self:flex-start;padding:12px 26px;font-size:14px;font-weight:700;letter-spacing:2px;position:relative;cursor:pointer;border:none;}
.prod-card.custom .btn-white:hover{background:var(--ink);color:#fff;}
.custom-sec{background:var(--red);color:#fff;padding:110px 0;position:relative;overflow:hidden;}
.custom_background{background-color: #DBDDDF;}
.custom-sec::before{content:"CUSTOMIZATION";position:absolute;right:-10px;top:40px;font-family:var(--en-cond);font-size:220px;font-weight:700;color:rgba(255,255,255,.05);letter-spacing:2px;line-height:1;white-space:nowrap;}
.custom-grid{display:grid;grid-template-columns:380px 1fr;gap:70px;position:relative;}
.custom-left .en{font-family:var(--en-cond);font-size:19px;font-weight:600;letter-spacing:4px;color:rgba(255,255,255,.75);}
.custom-left h2{font-size:38px;font-weight:900;margin-top:18px;line-height:1.4;letter-spacing:1px;}
.custom-left .bar{width:60px;height:3px;background:#fff;margin:28px 0;}
.custom-left p{font-size:14.5px;color:rgba(255,255,255,.85);line-height:1.9;}
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:0;align-items:start;}
.step{position:relative;padding:0 18px;}
.step:not(:last-child)::after{content:"";position:absolute;right:-6px;top:24px;width:12px;height:12px;border-top:2px solid rgba(255,255,255,.5);border-right:2px solid rgba(255,255,255,.5);transform:rotate(45deg);}
.step .n{font-family:var(--en-font);font-size:34px;font-weight:800;line-height:1;color:rgba(255,255,255,.6);}
.step .dotline{width:42px;height:2px;background:rgba(255,255,255,.4);margin:16px 0 18px;}
.step h4{font-size:16px;font-weight:700;letter-spacing:1px;}
.step p{font-size:12.5px;color:rgba(255,255,255,.78);margin-top:8px;line-height:1.7;}
.ind-sec{background:var(--bg);color:var(--ink);padding:96px 0 90px;border-top:1px solid #DBDDDF;}
.ind-sec .sec-title .cn{color:var(--ink);}
.ind-sec .sec-link{color:var(--ink);border-color:#CFD3D6;background:#fff;}
.ind-sec .sec-link:hover{background:var(--red);border-color:var(--red);color:#fff;}
.ind-grid{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid #DBDDDF;border-left:1px solid #DBDDDF;}
.ind-cell{border-right:1px solid #DBDDDF;border-bottom:1px solid #DBDDDF;padding:26px 22px 22px;cursor:pointer;transition:background .25s;position:relative;min-height:188px;display:flex;flex-direction:column;}
.ind-cell:hover{background:var(--red);}
.ind-cell .no{font-family:var(--en-font);font-size:15px;font-weight:700;letter-spacing:1px;color:rgba(20,21,22,.3);transition:color .25s;}
.ind-cell:hover .no{color:rgba(255,255,255,.8);}
.ind-cell .arrow{position:absolute;right:20px;top:24px;width:26px;height:26px;stroke:var(--red);fill:none;stroke-width:1.6;opacity:0;transform:translateX(-6px);transition:all .25s;}
.ind-cell:hover .arrow{opacity:1;transform:translateX(0);stroke:#fff;}
.ind-cell .spacer{flex:1;}
.ind-cell .cn-t{font-size:16.5px;font-weight:700;letter-spacing:1px;color:var(--ink);transition:color .25s;}
.ind-cell:hover .cn-t{color:#fff;}
.ind-cell .en-t{font-family:var(--en-font);font-size:11.5px;color:var(--steel);letter-spacing:.5px;margin-top:4px;transition:color .25s;}
.ind-cell:hover .en-t{color:rgba(255,255,255,.8);}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.case-card{background:#fff;border:1px solid var(--line);cursor:pointer;transition:transform .3s,box-shadow .3s;}
.case-card:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(20,21,22,.1);}
.case-img{position:relative;height:252px;background:#F7F8F9;overflow:hidden;display:flex;align-items:center;justify-content:center;padding:22px;}
.case-img img{max-height:100%;object-fit:contain;transition:transform .4s;}
.case-img.is-noimg{background:linear-gradient(135deg,#1e232a 0%,#39424c 58%,#4b555f 100%);}
.case-img.is-noimg::after{content:"WISEWELL";position:absolute;left:0;right:0;bottom:16px;text-align:center;font-family:var(--en-cond);font-size:13px;letter-spacing:.34em;text-indent:.34em;color:rgba(255,255,255,.24);}
.case-card:hover .case-img img{transform:scale(1.06);}
.case-tag{position:absolute;top:0;left:0;z-index:10;background:var(--red);color:#fff;font-size:12px;font-weight:700;padding:6px 13px;letter-spacing:1.5px;}
.case-body{padding:22px 24px 24px;}
.case-body .spec{font-family:var(--en-font);font-size:12px;color:var(--red);letter-spacing:.4px;margin-bottom:9px;}
.case-body h3{font-size:17px;font-weight:700;color:var(--ink);line-height:1.5;letter-spacing:.5px;}
.case-body p{font-size:13px;color:var(--steel);margin-top:9px;line-height:1.7;}
.case-body .more{display:inline-flex;align-items:center;gap:7px;margin-top:16px;font-size:12.5px;font-weight:700;letter-spacing:2px;color:var(--ink);border-bottom:1.5px solid var(--ink);padding-bottom:3px;transition:color .2s,border-color .2s;}
.case-body .more:hover{color:var(--red);border-color:var(--red);}
.adv-sec{background:var(--bg);padding:96px 0;}
.adv-grid{display:grid;grid-template-columns:340px 1fr;gap:64px;}
.adv-left .cn{font-size:30px;font-weight:900;color:var(--ink);line-height:1.35;letter-spacing:2px;}
.adv-left .kicker{display:flex;align-items:center;gap:9px;font-family:var(--en-font);font-size:12.5px;font-weight:700;letter-spacing:3.5px;color:var(--red);margin-bottom:14px;}
.adv-left .kicker::before{content:"";width:14px;height:9px;background:var(--red);}
.adv-left p{font-size:14px;color:var(--steel);margin-top:20px;line-height:1.9;}
.adv-left .btn-red{margin-top:30px;}
.adv-list{border-top:1px solid #DBDDDF;}
.adv-row{display:grid;grid-template-columns:64px 150px 1fr;gap:18px;align-items:baseline;padding:24px 4px;border-bottom:1px solid #DBDDDF;}
.adv-row .no{font-family:var(--en-font);font-size:24px;font-weight:800;color:var(--red);line-height:1;}
.adv-row h3{font-size:18px;font-weight:700;color:var(--ink);letter-spacing:1px;}
.adv-row h3 .en-t{display:block;font-family:var(--en-font);font-size:11.5px;font-weight:600;color:var(--steel);letter-spacing:1px;margin-top:3px;}
.adv-row p{font-size:13.5px;color:var(--steel);line-height:1.8;}
.about-sec{position:relative;color:#fff;padding:120px 0;overflow:hidden;}
.about-bg{position:absolute;inset:0;background:url("../../images/factory-floor.jpg") center/cover;filter:grayscale(.15);}
.about-mask{position:absolute;inset:0;background:linear-gradient(95deg,rgba(12,13,14,.95) 0%,rgba(18,19,21,.85) 48%,rgba(18,19,21,.45) 100%);}
.about-grid{position:relative;display:grid;grid-template-columns:1.05fr 1fr;gap:60px;align-items:center;}
.about-left .en{font-family:var(--en-font);font-size:44px;font-weight:800;line-height:1.05;}
.about-left .cn{font-size:26px;font-weight:700;margin-top:12px;letter-spacing:2px;}
.about-left .bar{width:54px;height:3px;background:var(--red);margin:24px 0;}
.about-left p{font-size:14.5px;color:rgba(255,255,255,.82);line-height:2;max-width:480px;}
.about-left .btn{margin-top:32px;}
.about-nums{display:grid;grid-template-columns:1fr 1fr;}
.about-num{padding:32px 26px;border:1px solid rgba(255,255,255,.12);margin:-1px 0 0 -1px;}
.about-num .v{font-family:var(--en-font);font-size:52px;font-weight:800;color:#fff;line-height:1;}
.about-num .v small{font-size:24px;color:var(--red);}
.about-num .k{font-size:14px;color:rgba(255,255,255,.75);margin-top:12px;line-height:1.6;}
.sel-sec{padding:96px 0;}
.sel-box{background:var(--red);border-radius:6px;display:grid;grid-template-columns:1fr 1fr;overflow:hidden;}
.sel-left{padding:64px 56px;color:#fff;}
.sel-left .tag{display:inline-block;border:1px solid rgba(255,255,255,.5);font-size:12px;letter-spacing:2px;padding:5px 14px;}
.sel-left h2{font-size:34px;font-weight:900;margin-top:26px;line-height:1.4;letter-spacing:1px;}
.sel-left p{font-size:14.5px;color:rgba(255,255,255,.86);margin-top:18px;line-height:1.9;}
.sel-left .tel{font-family:var(--en-font);font-size:30px;font-weight:800;margin-top:28px;letter-spacing:1px;}
.sel-left .tel small{font-family:var(--cn-font);font-size:13px;font-weight:400;color:rgba(255,255,255,.7);display:block;letter-spacing:2px;}
.sel-form{background:#fff;padding:48px 50px;margin:28px 28px 28px 0;border-radius:4px;}
.sel-form h3{font-size:19px;font-weight:700;color:var(--ink);letter-spacing:1px;}
.sel-form .frow{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:18px;}
.sel-form label{font-size:12px;color:var(--steel);display:block;margin-bottom:6px;letter-spacing:1px;}
.sel-form input,.sel-form select{width:100%;border:1px solid var(--line);padding:12px 14px;font-size:16px;font-family:var(--cn-font);color:var(--ink);background:#FBFBFC;}
.sel-form input:focus,.sel-form select:focus{outline:none;border-color:var(--red);}
.sel-form .full{grid-column:1/-1;}
.sel-form button{width:100%;background:var(--red);color:#fff;border:none;padding:15px;font-size:16px;font-weight:700;letter-spacing:3px;cursor:pointer;margin-top:20px;transition:background .25s;}
.sel-form button:hover{background:var(--red-deep);}
.sel-form .note{font-size:12px;color:var(--steel);margin-top:12px;text-align:center;}
.news-sec{background:var(--bg);padding:96px 0;}
.news-list{border-top:1px solid var(--line);}
.news-row{display:grid;grid-template-columns:150px 1fr 260px;gap:40px;align-items:center;padding:34px 8px;border-bottom:1px solid var(--line);cursor:pointer;transition:background .25s;}
.news-row:hover{background:#fff;}
.news-row:hover .news-title{color:var(--red);}
.news-date{font-family:var(--en-font);}
.news-date .y{font-size:30px;font-weight:800;color:var(--red);line-height:1;}
.news-date .m{font-size:13px;color:var(--steel);letter-spacing:2px;margin-top:4px;}
.news-mid .cat{display:inline-block;font-size:11px;color:var(--red);border:1px solid var(--red);padding:2px 9px;letter-spacing:1px;}
.news-title{font-size:19px;font-weight:700;color:var(--ink);margin-top:12px;transition:color .2s;}
.news-desc{font-size:13.5px;color:var(--steel);margin-top:10px;line-height:1.7;}
.news-thumb{height:110px;overflow:hidden;}
.news-thumb.is-noimg{background:linear-gradient(135deg,#1e232a 0%,#39424c 58%,#4b555f 100%);position:relative;}
.news-thumb.is-noimg::after{content:"WISEWELL";position:absolute;left:0;right:0;bottom:12px;text-align:center;font-family:var(--en-cond);font-size:11px;letter-spacing:.3em;text-indent:.3em;color:rgba(255,255,255,.22);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s;}
.news-row:hover .news-thumb img{transform:scale(1.06);}

@media (prefers-reduced-motion:reduce) {
  .hero-slide.on{animation:none;}
  .hero-copy.on{animation:none;}
  .hero-progress{display:none;}
}

@media(max-width:1024px) {
  .prod-grid{grid-template-columns:repeat(2,1fr);}
  .custom-grid{grid-template-columns:1fr;gap:40px;}
  .steps{grid-template-columns:repeat(2,1fr);gap:30px 20px;}
  .step:not(:last-child)::after{display:none;}
  .ind-grid{grid-template-columns:repeat(3,1fr);}
  .case-grid{grid-template-columns:repeat(2,1fr);}
  .adv-grid{grid-template-columns:1fr;gap:36px;}
  .about-grid{grid-template-columns:1fr;gap:40px;}
  .sel-box{grid-template-columns:1fr;}
  .sel-form{margin:0 24px 24px;}
  .sel-left{padding:44px 32px 8px;}
  .news-row{grid-template-columns:110px 1fr;gap:24px;}
  .news-thumb{display:none;}
  .trust-inner{grid-template-columns:repeat(2,1fr);}
  .trust-item:nth-child(2){border-right:none;}
}

@media(max-width:640px) {
  .sec{padding:64px 0;}
  .hero h1{font-size:34px;}
  .hero-sub{font-size:15px;}
  .hero-dots{display:none;}
  .sec-title .cn{font-size:24px;}
  .prod-grid{grid-template-columns:1fr;}
  .prod-img{height:auto;aspect-ratio:4/3;padding:18px;}
  .prod-img img{width:100%;height:100%;object-fit:contain;}
  .ind-grid{grid-template-columns:repeat(2,1fr);}
  .ind-cell{min-height:158px;padding:20px 16px;}
  .case-grid{grid-template-columns:1fr;}
  .case-img{height:auto;aspect-ratio:4/3;}
  .custom-sec{padding:72px 0;}
  .custom-sec::before{font-size:120px;}
  .custom-left h2{font-size:28px;}
  .steps{grid-template-columns:1fr;}
  .adv-row{grid-template-columns:48px 1fr;gap:8px 16px;}
  .adv-row p{grid-column:1/-1;}
  .adv-left .cn{font-size:24px;}
  .sel-form{padding:32px 24px;}
  .sel-form .frow{grid-template-columns:1fr;}
  .sel-left h2{font-size:26px;}
  .about-num .v{font-size:40px;}
  .news-row{grid-template-columns:1fr;gap:12px;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:20px;}
}