:root{
  --red:#B8202E;--red-d:#931824;--red-l:#FBEDEE;
  --ink:#12161C;--ink-2:#1B2129;--ink-3:#2A323D;--steel:#5E6875;--steel-2:#8D96A1;
  --bg:#F4F4F1;--paper:#FFFFFF;--line:#E3E3DE;--line-d:rgba(255,255,255,.1);
  --t1:#14181E;--t2:#4A525C;--t3:#858C95;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC","WenQuanYi Zen Hei",sans-serif;
  --num:"DIN Alternate","Bahnschrift","Roboto Condensed","Arial Narrow",Arial,sans-serif;
  --w:1240px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--t1);background:var(--paper);font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
img,svg{display:block}
.ic{display:inline-block;vertical-align:middle;flex:none}
.wrap{max-width:var(--w);margin:0 auto;padding:0 32px}
.num{font-family:var(--num);font-variant-numeric:tabular-nums}

/* nav */
.nav{position:fixed;left:0;right:0;top:0;z-index:50;transition:background .25s,box-shadow .25s,color .25s;color:#fff}
.nav.solid{background:rgba(255,255,255,.97);color:var(--t1);box-shadow:0 1px 0 var(--line);backdrop-filter:blur(8px)}
.nav-in{height:76px;display:flex;align-items:center;gap:40px}
.logo{display:flex;align-items:center;gap:12px}
.logo span{display:flex;flex-direction:column;line-height:1.2}
.logo b{font-size:20px;letter-spacing:3px}
.logo small{font-size:11px;letter-spacing:2px;opacity:.65}
.menu{display:flex;gap:6px;margin-left:12px}
.menu a{padding:8px 16px;font-size:15.5px;position:relative;opacity:.86;transition:opacity .2s}
.menu a:hover{opacity:1}
.menu a.on{opacity:1;font-weight:600}
.menu a.on::after{content:"";position:absolute;left:16px;right:16px;bottom:-2px;height:2px;background:var(--red)}
.nav-r{margin-left:auto;display:flex;align-items:center;gap:18px}
.hotline{display:flex;align-items:center;gap:8px;font-family:var(--num);font-size:17px;letter-spacing:.5px}
.hotline .ic{color:var(--red)}
.burger{display:none;width:40px;height:40px;place-items:center;color:inherit}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 28px;font-size:15.5px;letter-spacing:1px;border:1px solid transparent;transition:.2s;white-space:nowrap}
.btn.sm{height:38px;padding:0 18px;font-size:14px}
.btn-red{background:var(--red);color:#fff}
.btn-red:hover{background:var(--red-d)}
.btn-line{border-color:rgba(255,255,255,.4);color:#fff}
.btn-line:hover{border-color:#fff;background:rgba(255,255,255,.06)}
.btn-dark{border-color:var(--t1);color:var(--t1)}
.btn-dark:hover{background:var(--t1);color:#fff}
.btn .ic{transition:transform .2s}
.btn:hover .ic{transform:translateX(3px)}
.link{display:inline-flex;align-items:center;gap:6px;color:var(--red);font-weight:500}
.link:hover .ic{transform:translateX(3px)}
.link .ic{transition:transform .2s}

/* hero */
.hero{position:relative;background:var(--ink);color:#fff;overflow:hidden;min-height:720px;padding-top:76px}
.hero-bg{position:absolute;inset:0;background:
  radial-gradient(ellipse 60% 70% at 72% 55%,rgba(184,32,46,.18),transparent 60%),
  linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px) 0 0/48px 48px,
  linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px) 0 0/48px 48px}
.hero-in{position:relative;display:grid;grid-template-columns:1fr 1.08fr;gap:40px;align-items:center;min-height:644px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;letter-spacing:4px;color:var(--steel-2)}
.eyebrow::before{content:"";width:28px;height:2px;background:var(--red)}
.hero h1{font-size:54px;line-height:1.22;font-weight:700;letter-spacing:2px;margin:22px 0 22px}
.hero h1 em{font-style:normal;color:#fff;position:relative;white-space:nowrap}
.hero h1 em::after{content:"";position:absolute;left:0;right:0;bottom:4px;height:10px;background:var(--red);opacity:.7;z-index:-1}
.hero p.lead{font-size:17px;color:#B9C0C8;max-width:520px;line-height:1.9}
.hero .acts{display:flex;gap:14px;margin-top:36px}
.hero-art{position:relative}
.chip{position:absolute;background:rgba(18,22,28,.82);border:1px solid rgba(255,255,255,.14);padding:10px 14px;font-size:12.5px;color:#B9C0C8;backdrop-filter:blur(6px);animation:float 6s ease-in-out infinite}
.chip b{display:block;font-family:var(--num);font-size:22px;color:#fff;font-weight:600;letter-spacing:.5px}
.chip.c2{animation-delay:-2s}.chip.c3{animation-delay:-4s}
@keyframes float{50%{transform:translateY(-8px)}}
.hero-strip{position:relative;border-top:1px solid var(--line-d);background:rgba(0,0,0,.2)}
.hero-strip .wrap{display:grid;grid-template-columns:repeat(4,1fr)}
.hs{padding:26px 0 26px 28px;border-left:1px solid var(--line-d)}
.hs:first-child{border-left:0;padding-left:0}
.hs b{font-family:var(--num);font-size:38px;font-weight:600;letter-spacing:1px}
.hs b small{font-size:15px;margin-left:4px;color:var(--steel-2);font-family:var(--font);font-weight:400}
.hs span{display:block;font-size:13.5px;color:var(--steel-2)}
.spin{animation:rot 1.2s linear infinite;transform-box:fill-box;transform-origin:center}
@keyframes rot{to{transform:rotate(360deg)}}
.twirl{animation:tw .18s linear infinite;transform-box:fill-box;transform-origin:center}
@keyframes tw{50%{transform:scaleX(.45)}}
.scanline{animation:scan 3.4s ease-in-out infinite}
@keyframes scan{0%,100%{transform:translateY(0)}50%{transform:translateY(90px)}}
.blinkd{animation:bl 1.6s ease-in-out infinite}
@keyframes bl{50%{opacity:.25}}

/* sections */
.sec{padding:110px 0}
.sec.gray{background:var(--bg)}
.sec.dark{background:var(--ink);color:#fff}
.sec-h{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:52px}
.sec-h h2{font-size:38px;font-weight:700;letter-spacing:2px;line-height:1.3;margin-top:12px}
.sec-h p{color:var(--t2);max-width:460px}
.sec.dark .sec-h p{color:var(--steel-2)}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

.cats{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.cat{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:30px 28px 28px;position:relative;background:#fff;transition:.3s;overflow:hidden}
.cat:hover{background:var(--ink);color:#fff}
.cat .no{font-family:var(--num);color:var(--t3);font-size:14px;letter-spacing:1px}
.cat h3{font-size:22px;margin:6px 0 4px;letter-spacing:1px}
.cat p{font-size:13.5px;color:var(--t3);min-height:46px}
.cat .art{height:190px;margin:10px -8px 14px;display:flex;align-items:center;justify-content:center;transition:transform .5s}
.cat:hover .art{transform:scale(1.04)}
.cat .more{display:flex;justify-content:space-between;align-items:center;font-size:14px;color:var(--t2)}
.cat:hover .more{color:#fff}
.cat .more .ic{color:var(--red)}

.caps{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line-d);border:1px solid var(--line-d)}
.caps.caps5{grid-template-columns:repeat(5,1fr)}
.cap{background:var(--ink);padding:38px 30px;transition:background .3s}
.cap:hover{background:var(--ink-2)}
.cap .ci{width:52px;height:52px;border:1px solid rgba(255,255,255,.18);display:grid;place-items:center;color:var(--red);margin-bottom:26px}
.cap h3{font-size:20px;margin-bottom:10px;letter-spacing:1px}
.cap p{font-size:14px;color:var(--steel-2);line-height:1.85}
.cap b{display:block;font-family:var(--num);font-size:34px;margin-top:24px;font-weight:600}
.cap b small{font-size:13px;color:var(--steel-2);font-family:var(--font);font-weight:400;margin-left:4px}

.sol-tabs{display:flex;gap:0;border-bottom:1px solid var(--line);margin-bottom:40px;overflow-x:auto}
.sol-tabs button{padding:16px 28px;font-size:16px;color:var(--t2);border-bottom:2px solid transparent;margin-bottom:-1px;display:flex;align-items:center;gap:8px;white-space:nowrap}
.sol-tabs button.on{color:var(--t1);border-color:var(--red);font-weight:600}
.sol-tabs button .ic{color:var(--steel-2)}
.sol-tabs button.on .ic{color:var(--red)}
.sol{display:grid;grid-template-columns:1.05fr 1fr;gap:64px;align-items:center;animation:fade .5s ease both}
@keyframes fade{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.sol h3{font-size:30px;letter-spacing:1px;margin-bottom:14px}
.sol p{color:var(--t2);margin-bottom:22px}
.sol ul{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:12px 20px;margin-bottom:30px}
.sol li{display:flex;gap:8px;font-size:14.5px}
.sol li .ic{color:var(--red);margin-top:4px}
.sol-art{background:var(--bg);aspect-ratio:4/3;position:relative;overflow:hidden}
.kv{display:flex;gap:36px;padding:18px 0;border-top:1px solid var(--line);margin-bottom:28px}
.kv div b{display:block;font-family:var(--num);font-size:28px;font-weight:600}
.kv div span{font-size:13px;color:var(--t3)}

.news-g{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.nc{background:#fff;display:flex;flex-direction:column;transition:.3s;border:1px solid var(--line)}
.nc:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(18,22,28,.1)}
.nc .nimg{aspect-ratio:16/9;overflow:hidden;position:relative}
.nc .nimg svg{width:100%;height:100%;transition:transform .6s}
.nc:hover .nimg svg{transform:scale(1.05)}
.nc .nb{padding:22px 24px 26px;display:flex;flex-direction:column;flex:1}
.nc .nm{display:flex;gap:12px;font-size:13px;color:var(--t3);margin-bottom:8px}
.nc .nm span:first-child{color:var(--red)}
.nc h3{font-size:18px;line-height:1.5;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.nc p{font-size:14px;color:var(--t2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px}
.nc .link{margin-top:auto;font-size:14px}

.cta{background:var(--red);color:#fff;position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;right:-80px;top:-120px;width:420px;height:420px;border:60px solid rgba(255,255,255,.07);border-radius:50%}
.cta .wrap{display:flex;align-items:center;justify-content:space-between;gap:30px;padding-top:64px;padding-bottom:64px;position:relative}
.cta h2{font-size:32px;letter-spacing:1px}
.cta p{opacity:.85}
.cta .btn{background:#fff;color:var(--red)}
.cta .btn:hover{background:var(--ink);color:#fff}

/* page banner */
.banner{background:var(--ink);color:#fff;padding:150px 0 64px;position:relative;overflow:hidden}
.banner::before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px) 0 0/48px 48px,linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px) 0 0/48px 48px}
.banner .wrap{position:relative}
.banner h1{font-size:44px;letter-spacing:3px;margin:14px 0 10px}
.banner p{color:var(--steel-2);max-width:620px}
.banner .bart{position:absolute;right:32px;bottom:-40px;opacity:.9}
.crumb{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--steel-2)}
.crumb a:hover{color:#fff}

/* products */
.pgrid{display:grid;grid-template-columns:260px 1fr;gap:40px;align-items:start}
.filter{position:sticky;top:96px;background:#fff;border:1px solid var(--line)}
.fg{padding:20px 22px;border-bottom:1px solid var(--line)}
.fg:last-child{border:0}
.fg h4{font-size:14px;letter-spacing:1px;margin-bottom:12px;display:flex;justify-content:space-between}
.fg h4 button{font-size:12px;color:var(--t3);font-weight:400}
.fg h4 button:hover{color:var(--red)}
.ck{display:flex;align-items:center;gap:10px;font-size:14px;padding:5px 0;cursor:pointer;color:var(--t2)}
.ck input{accent-color:var(--red);width:15px;height:15px}
.ck span.c{margin-left:auto;font-family:var(--num);color:var(--t3);font-size:13px}
.ck:hover{color:var(--t1)}
.seg{display:flex;flex-wrap:wrap;gap:6px}
.seg button{padding:5px 12px;border:1px solid var(--line);font-size:13px;color:var(--t2)}
.seg button.on{border-color:var(--red);color:var(--red);background:var(--red-l)}
.ptool{display:flex;align-items:center;gap:14px;margin-bottom:22px;flex-wrap:wrap}
.search{display:flex;align-items:center;gap:8px;border:1px solid var(--line);padding:0 14px;height:42px;background:#fff;flex:1;max-width:340px;color:var(--t3)}
.search:focus-within{border-color:var(--t1)}
.search input{border:0;outline:0;flex:1;min-width:0;color:var(--t1)}
.sel{height:42px;border:1px solid var(--line);padding:0 36px 0 14px;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23858C95' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") no-repeat right 12px center;appearance:none;outline:0}
.sel:focus{border-color:var(--t1)}
.ptool .cnt{color:var(--t3);font-size:14px;margin-left:auto}
.ptool .cnt b{color:var(--t1);font-family:var(--num)}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin:-8px 0 20px}
.chips button{display:flex;align-items:center;gap:4px;font-size:12.5px;background:var(--ink);color:#fff;padding:3px 8px 3px 10px}
.pl{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.pc{background:#fff;border:1px solid var(--line);display:flex;flex-direction:column;transition:.3s;position:relative;animation:fade .45s ease both}
.pc:hover{border-color:var(--t1);box-shadow:0 18px 40px rgba(18,22,28,.1)}
.pc .pimg{background:linear-gradient(180deg,#F7F7F5,#ECECE8);aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
.pc .pimg svg{width:86%;height:86%;transition:transform .5s}
.pc:hover .pimg svg{transform:scale(1.05)}
.pc .badge{position:absolute;left:12px;top:12px;font-size:12px;background:var(--red);color:#fff;padding:1px 8px;letter-spacing:1px}
.pc .pb{padding:18px 20px 20px}
.pc .pcat{font-size:12.5px;color:var(--t3);letter-spacing:1px}
.pc h3{font-size:18px;margin:2px 0 10px;letter-spacing:.5px}
.pc .specs{display:grid;grid-template-columns:1fr 1fr;gap:4px 12px;font-size:12.5px;color:var(--t2);padding-top:12px;border-top:1px dashed var(--line)}
.pc .specs b{font-family:var(--num);color:var(--t1);font-weight:500;font-size:13.5px}
.pc .pf{display:flex;justify-content:space-between;align-items:center;margin-top:14px}
.pc .pf .link{font-size:14px}
.pc .pf label{font-size:12.5px;color:var(--t3);display:flex;gap:5px;align-items:center;cursor:pointer}
.pc .pf label input{accent-color:var(--red)}
.empty{grid-column:1/-1;text-align:center;padding:80px 20px;color:var(--t3);border:1px dashed var(--line);background:#fff}
.empty .btn{margin-top:16px}
.cmp-bar{position:fixed;left:50%;bottom:24px;transform:translate(-50%,140%);background:var(--ink);color:#fff;padding:12px 14px 12px 22px;display:flex;align-items:center;gap:16px;z-index:40;transition:transform .3s;box-shadow:0 18px 40px rgba(0,0,0,.3);max-width:calc(100vw - 32px)}
.cmp-bar{visibility:hidden}
.cmp-bar.on{transform:translate(-50%,0);visibility:visible}
.cmp-bar .it{font-size:13px;background:var(--ink-3);padding:4px 10px;white-space:nowrap}

/* detail */
.pd{display:grid;grid-template-columns:1.1fr 1fr;gap:56px;padding-top:40px}
.gal-main{background:linear-gradient(180deg,#F7F7F5,#E8E8E3);aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;cursor:zoom-in}
.gal-main svg{width:84%;height:84%;transition:transform .4s}
.gal-main.zoom svg{transform:scale(1.6)}
.gal-main .vl{position:absolute;left:16px;top:14px;font-size:12px;color:var(--t3);letter-spacing:2px}
.gal-th{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:12px}
.gal-th button{aspect-ratio:4/3;background:#F1F1EE;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;padding:8px}
.gal-th button svg{width:100%;height:100%}
.gal-th button.on{border-color:var(--red);box-shadow:inset 0 0 0 1px var(--red)}
.pd h1{font-size:34px;letter-spacing:1px;line-height:1.35;margin:10px 0 12px}
.pd .model{font-family:var(--num);color:var(--red);font-size:15px;letter-spacing:2px}
.pd .intro{color:var(--t2)}
.hl{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);margin:26px 0}
.hl div{padding:16px 18px;border-left:1px solid var(--line)}
.hl div:first-child{border:0}
.hl b{display:block;font-family:var(--num);font-size:24px;font-weight:600}
.hl span{font-size:12.5px;color:var(--t3)}
.feats{list-style:none;display:flex;flex-direction:column;gap:10px;margin-bottom:28px}
.feats li{display:flex;gap:10px;font-size:14.5px;color:var(--t2)}
.feats li .ic{color:var(--red);margin-top:4px}
.pd .acts{display:flex;gap:12px;flex-wrap:wrap}
.dtabs{display:flex;border-bottom:1px solid var(--line);margin:80px 0 32px;gap:0;position:sticky;top:76px;background:#fff;z-index:5;overflow-x:auto}
.dtabs button{padding:18px 30px;font-size:16px;color:var(--t2);border-bottom:2px solid transparent;margin-bottom:-1px;white-space:nowrap}
.dtabs button.on{color:var(--t1);font-weight:600;border-color:var(--red)}
.spec{width:100%;border-collapse:collapse;font-size:14.5px}
.spec th{text-align:left;background:var(--bg);padding:13px 18px;font-weight:600;border:1px solid var(--line);letter-spacing:1px}
.spec td{padding:12px 18px;border:1px solid var(--line)}
.spec td:first-child{color:var(--t2);width:34%;background:#FBFBFA}
.spec td:nth-child(2){font-family:var(--num);font-size:15px}
.dl{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.dl a{display:flex;align-items:center;gap:14px;padding:18px 20px;border:1px solid var(--line);transition:.2s}
.dl a:hover{border-color:var(--t1)}
.dl a .fi{width:42px;height:48px;background:var(--red-l);color:var(--red);display:grid;place-items:center;font-size:11px;font-weight:700;font-family:var(--num)}
.dl a div{flex:1}
.dl a span{display:block;font-size:12.5px;color:var(--t3)}
.dl a > .ic{color:var(--t3)}
.fgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.fcard{padding:30px 28px;border:1px solid var(--line);background:#fff}
.fcard .ci{color:var(--red);margin-bottom:16px}
.fcard h4{font-size:18px;margin-bottom:8px}
.fcard p{font-size:14px;color:var(--t2)}

/* about */
.ab{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.ab h2{font-size:36px;letter-spacing:1px;line-height:1.4;margin:12px 0 18px}
.ab p{color:var(--t2);margin-bottom:14px}
.ab-art{aspect-ratio:5/4;background:var(--ink);position:relative;overflow:hidden}
.tlw{position:relative;margin-top:20px}
.tl-track{display:flex;gap:0;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;padding-bottom:6px}
.tl-track::-webkit-scrollbar{display:none}
.tl-i{flex:0 0 25%;min-width:250px;scroll-snap-align:start;padding:0 26px 0 0;position:relative;cursor:pointer}
.tl-i .yr{font-family:var(--num);font-size:44px;font-weight:600;color:rgba(255,255,255,.28);transition:color .3s;letter-spacing:1px}
.tl-i .dot{height:2px;background:rgba(255,255,255,.15);margin:14px 0 22px;position:relative}
.tl-i .dot::after{content:"";position:absolute;left:0;top:-5px;width:12px;height:12px;border-radius:50%;background:var(--ink);border:2px solid rgba(255,255,255,.4);transition:.3s}
.tl-i h4{font-size:18px;margin-bottom:8px;color:#fff}
.tl-i p{font-size:14px;color:var(--steel-2);line-height:1.8}
.tl-i.on .yr,.tl-i:hover .yr{color:#fff}
.tl-i.on .dot::after{background:var(--red);border-color:var(--red);box-shadow:0 0 0 6px rgba(184,32,46,.25)}
.tl-nav{display:flex;gap:10px;margin-top:36px}
.tl-nav button{width:46px;height:46px;border:1px solid rgba(255,255,255,.25);display:grid;place-items:center;color:#fff}
.tl-nav button:hover{background:#fff;color:var(--ink)}
.tl-prog{flex:1;height:2px;background:rgba(255,255,255,.12);align-self:center;margin-left:16px;position:relative}
.tl-prog i{position:absolute;left:0;top:0;bottom:0;background:var(--red);transition:width .3s}
.certs{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.cert{border:1px solid var(--line);padding:28px 22px;text-align:center;background:#fff}
.cert svg{margin:0 auto 16px}
.cert h4{font-size:16px}
.cert p{font-size:13px;color:var(--t3)}
.vals{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}
.val{padding:36px 30px 36px 0;border-bottom:1px solid var(--line)}
.val b{font-family:var(--num);color:var(--red);font-size:14px;letter-spacing:2px}
.val h4{font-size:24px;margin:8px 0 10px;letter-spacing:2px}
.val p{color:var(--t2);font-size:14.5px;padding-right:20px}

/* news list */
.ntabs{display:flex;gap:10px;margin-bottom:36px;flex-wrap:wrap}
.ntabs button{padding:8px 22px;border:1px solid var(--line);font-size:14.5px;color:var(--t2)}
.ntabs button.on{background:var(--ink);border-color:var(--ink);color:#fff}
.nl{display:flex;flex-direction:column}
.nr{display:grid;grid-template-columns:110px 280px 1fr;gap:36px;padding:32px 0;border-bottom:1px solid var(--line);align-items:center;cursor:pointer;transition:.2s}
.nr:first-child{border-top:1px solid var(--line)}
.nr:hover h3{color:var(--red)}
.nr .dt b{display:block;font-family:var(--num);font-size:40px;font-weight:600;line-height:1}
.nr .dt span{font-size:13px;color:var(--t3);font-family:var(--num);letter-spacing:1px}
.nr .nimg{aspect-ratio:16/9;overflow:hidden}
.nr .nimg svg{width:100%;height:100%}
.nr .tg{font-size:12.5px;color:var(--red);letter-spacing:1px}
.nr h3{font-size:20px;margin:6px 0 8px;transition:color .2s;line-height:1.5}
.nr p{font-size:14.5px;color:var(--t2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pager{display:flex;justify-content:center;gap:8px;margin-top:44px}
.pager button{min-width:42px;height:42px;border:1px solid var(--line);font-family:var(--num);font-size:15px}
.pager button.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.pager button:hover:not(.on){border-color:var(--t1)}
.pager button[disabled]{opacity:.35;pointer-events:none}
.article{max-width:820px;margin:0 auto}
.article h1{font-size:34px;line-height:1.45;margin-bottom:14px}
.article .meta{color:var(--t3);font-size:14px;display:flex;gap:20px;padding-bottom:24px;border-bottom:1px solid var(--line);margin-bottom:32px}
.article p{font-size:16px;color:var(--t2);line-height:2;margin-bottom:20px}
.article .fig{margin:30px 0}
.article .fig svg{width:100%;height:auto}
.article .fig span{display:block;text-align:center;font-size:13px;color:var(--t3);margin-top:8px}

/* contact */
.ct{display:grid;grid-template-columns:1fr 1.35fr;gap:56px;align-items:start}
.ct-info h2{font-size:32px;letter-spacing:1px;margin:10px 0 14px}
.ct-info>p{color:var(--t2);margin-bottom:30px}
.ci-row{display:flex;gap:16px;padding:18px 0;border-top:1px solid var(--line)}
.ci-row .ic{color:var(--red);margin-top:3px}
.ci-row b{display:block;font-size:14px;color:var(--t3);font-weight:400}
.ci-row span{font-size:17px}
.form{background:#fff;border:1px solid var(--line);padding:40px}
.form h3{font-size:22px;margin-bottom:4px}
.form>p{color:var(--t3);font-size:14px;margin-bottom:26px}
.fr{display:grid;grid-template-columns:1fr 1fr;gap:18px 20px}
.fi{display:flex;flex-direction:column;gap:7px;min-width:0}
.fi.full{grid-column:1/-1}
.fi label{font-size:14px;color:var(--t2)}
.fi label em{color:var(--red);font-style:normal;margin-left:2px}
.fi .inp{height:46px;border:1px solid var(--line);padding:0 14px;outline:0;background:#FCFCFB;transition:.2s;width:100%}
.fi textarea.inp{height:120px;padding:12px 14px;resize:vertical}
.fi select.inp{appearance:none;background:#FCFCFB url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23858C95' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") no-repeat right 14px center}
.fi .inp:focus{border-color:var(--t1);background:#fff}
.fi .em{font-size:12.5px;color:var(--red);display:none}
.fi.bad .inp{border-color:var(--red);background:#FFF9F9}
.fi.bad .em{display:block}
.agree{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--t2);margin:20px 0 24px;cursor:pointer}
.agree input{accent-color:var(--red);width:16px;height:16px}
.agree.bad{color:var(--red)}
.ok-box{text-align:center;padding:40px 10px;animation:fade .4s ease both}
.ok-box .okc{width:72px;height:72px;border-radius:50%;background:#E8F6EE;color:#1C8A4C;display:grid;place-items:center;margin:0 auto 18px}
.ok-box h3{font-size:24px;margin-bottom:8px}
.ok-box p{color:var(--t2)}
.ok-box .tk{display:inline-block;margin:18px 0 26px;padding:10px 18px;background:var(--bg);font-family:var(--num);letter-spacing:1px}
.records{margin-top:26px}
.records h4{font-size:15px;margin-bottom:10px;display:flex;justify-content:space-between}
.records h4 button{font-size:12.5px;color:var(--t3);font-weight:400}
.rec{display:flex;justify-content:space-between;gap:10px;padding:12px 14px;border:1px solid var(--line);margin-bottom:8px;font-size:13.5px;background:#fff}
.rec span{color:var(--t3);font-family:var(--num)}
.offices{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-left:1px solid var(--line)}
.off{padding:26px 24px;border-right:1px solid var(--line);cursor:pointer;transition:.2s;border-top:3px solid transparent}
.off:hover,.off.on{background:var(--bg)}
.off.on{border-top-color:var(--red)}
.off h4{font-size:17px;margin-bottom:6px}
.off p{font-size:13.5px;color:var(--t2);line-height:1.8}
.mapbox{height:380px;background:#E9EAE6;position:relative;overflow:hidden;margin-top:0}
.mapbox svg{width:100%;height:100%}

/* footer */
.foot{background:#0C0F13;color:#9AA2AC;font-size:14px}
.foot-top{display:grid;grid-template-columns:1.4fr repeat(3,1fr) 1.2fr;gap:40px;padding:72px 0 56px}
.foot h5{color:#fff;font-size:15px;margin-bottom:18px;letter-spacing:1px}
.foot a{display:block;padding:4px 0;transition:color .2s}
.foot a:hover{color:#fff}
.foot .logo{color:#fff;margin-bottom:18px}
.foot-bot{border-top:1px solid rgba(255,255,255,.08);padding:22px 0 26px;display:flex;justify-content:space-between;font-size:13px;color:#6B737D;gap:20px;flex-wrap:wrap}
.qr{width:96px;height:96px;background:#fff;padding:6px;margin-bottom:8px}

.modal{position:fixed;inset:0;background:rgba(12,15,19,.6);z-index:80;display:none;align-items:center;justify-content:center;padding:16px}
.modal.on{display:flex}
.modal-box{background:#fff;max-width:880px;width:100%;max-height:calc(100vh - 32px);overflow:auto;animation:fade .25s ease both}
.m-h{display:flex;justify-content:space-between;align-items:center;padding:18px 24px;border-bottom:1px solid var(--line);font-size:18px;font-weight:600}
.cmp{width:100%;border-collapse:collapse;font-size:14px}
.cmp th,.cmp td{border:1px solid var(--line);padding:11px 14px;text-align:left}
.cmp th{background:var(--bg);font-weight:600}
.cmp td:first-child{color:var(--t2);background:#FBFBFA;width:150px}
.cmp td{font-family:var(--num)}
.demo-mark{position:fixed;right:14px;bottom:12px;z-index:45;font-size:12px;color:#fff;background:rgba(18,22,28,.72);padding:3px 10px;letter-spacing:1px;pointer-events:none}

@media (max-width:1100px){
  .menu a{padding:8px 10px}
  .hotline{display:none}
  .hero h1{font-size:44px}
  .cats,.caps,.caps.caps5{grid-template-columns:repeat(2,1fr)}
  .pl{grid-template-columns:repeat(2,1fr)}
  .certs{grid-template-columns:repeat(2,1fr)}
  .foot-top{grid-template-columns:1fr 1fr 1fr}
}
@media (max-width:900px){
  .wrap{padding:0 20px}
  .burger{display:grid}
  .nav-r .btn{display:none}
  .menu{position:fixed;left:0;right:0;top:76px;background:#fff;color:var(--t1);flex-direction:column;padding:10px 20px 20px;margin:0;box-shadow:0 20px 40px rgba(0,0,0,.12);transform:translateY(-8px);opacity:0;pointer-events:none;transition:.2s}
  .menu.open{transform:none;opacity:1;pointer-events:auto}
  .menu a{padding:14px 4px;border-bottom:1px solid var(--line);font-size:16px}
  .menu a.on::after{display:none}
  .menu a.on{color:var(--red)}
  .hero-in,.sol,.pd,.ab,.ct,.pgrid{grid-template-columns:1fr}
  .hero{min-height:0}
  .hero-in{padding-top:40px;padding-bottom:30px;min-height:0}
  .hero h1{font-size:36px}
  .hero-strip .wrap{grid-template-columns:repeat(2,1fr)}
  .hs{padding:18px 0 18px 18px}
  .hs:nth-child(3){border-left:0;padding-left:0}
  .sec{padding:72px 0}
  .sec-h{flex-direction:column;align-items:flex-start;margin-bottom:34px}
  .sec-h h2{font-size:30px}
  .news-g,.fgrid{grid-template-columns:1fr}
  .filter{position:static}
  .banner{padding:120px 0 44px}
  .banner h1{font-size:34px}
  .banner .bart{display:none}
  .nr{grid-template-columns:80px 1fr;gap:18px}
  .nr .nimg{display:none}
  .offices{grid-template-columns:1fr 1fr}
  .cta .wrap{flex-direction:column;align-items:flex-start}
  .dl{grid-template-columns:1fr}
}
@media (max-width:600px){
  .cats,.caps,.caps.caps5,.pl,.certs,.vals{grid-template-columns:1fr}
  .hero h1{font-size:31px}
  .hero .acts{flex-direction:column}
  .hs b{font-size:30px}
  .sol ul,.fr{grid-template-columns:1fr}
  .form{padding:24px 20px}
  .hl{grid-template-columns:1fr}
  .hl div{border-left:0;border-top:1px solid var(--line)}
  .hl div:first-child{border-top:0}
  .foot-top{grid-template-columns:1fr 1fr}
  .tl-i{flex-basis:80%}
  .kv{gap:20px;flex-wrap:wrap}
  .pd h1{font-size:28px}
}

.sol-art svg{max-height:100%;width:auto;max-width:100%}
.cap{display:flex;flex-direction:column}
.cap b{margin-top:auto;padding-top:24px}
.hero h1 em{color:#E4414F}
.hero h1 em::after{display:none}

@media (max-width:900px){
  .fg:first-child{display:grid;grid-template-columns:1fr 1fr;column-gap:16px}
  .fg:first-child h4{grid-column:1/-1}
  .filter .fg:last-child{display:none}
}
@media (max-width:600px){
  .cmp-bar{gap:8px;padding:10px 10px 10px 14px;bottom:12px}
  .cmp-bar .it{display:none}
  .chip{font-size:11px;padding:6px 10px}.chip b{font-size:16px}
}

/* 页脚法律链接、网站地图与时间轴端点状态 */
.foot-bot .legal a{display:inline;padding:0}
.lg-body{padding:22px 26px 28px;font-size:14px;line-height:1.9;color:#4A525C}
.lg-body p+p{margin-top:12px}
.lg-body .lg-note{font-size:12px;color:#8A929C}
.lg-map{display:grid;grid-template-columns:repeat(3,1fr);gap:22px 28px}
.lg-map a{display:block;padding:3px 0;color:#4A525C}
.lg-map a:hover{color:var(--red)}
.lg-map a.lg-h{font-weight:600;color:var(--ink);margin-bottom:4px}
.tl-nav button:disabled{opacity:.35;cursor:default;background:none;color:#fff}
@media (max-width:600px){
  .foot-top>div:first-child,.foot-top>div:last-child{grid-column:1/-1}
  .lg-map{grid-template-columns:1fr 1fr}
}
.cat-all{background:var(--ink);color:#fff}
.cat-all p,.cat-all .no{color:#8D96A1}
.cat-all .art{flex-direction:column;gap:6px}
.cat-all .art b{font-size:72px;line-height:1;color:#fff;font-weight:700}
.cat-all .art small{font-size:14px;color:#8D96A1;letter-spacing:2px}
.cat-all .more{color:#fff}
.cat-all:hover{background:var(--red)}
.cat-all:hover .more .ic,.cat-all:hover p,.cat-all:hover .no,.cat-all:hover .art small{color:#fff}
@media (max-width:600px){
  .cats{grid-template-columns:1fr 1fr}
  .cat{padding:18px 14px 16px}
  .cat h3{font-size:16px;letter-spacing:0}
  .cat .no{font-size:12px;letter-spacing:0}
  .cat p{display:none}
  .cat .art{height:110px;margin:6px -6px 8px}
  .cat-all .art b{font-size:44px}
  .cat .more{font-size:13px}
}
/* a11y: visible keyboard focus */
:focus-visible:not(input):not(select):not(textarea){outline:2px solid var(--red)!important;outline-offset:2px!important}

/* 演示标记放进导航栏（热线左侧 / 手机上在菜单按钮左侧），不再浮在内容上 */
.nav-r .demo-mark{position:static;flex:none;white-space:nowrap;font-size:11px;letter-spacing:.5px;padding:2px 8px;background:rgba(255,255,255,.08);color:#9AA3AD;border:1px solid rgba(255,255,255,.12);margin-right:6px}
/* 首页首屏铺满视口，底部不露出下一屏的半截白边 */
@media (min-width:901px){.hero{min-height:max(720px,100vh);display:flex;flex-direction:column}.hero-in{flex:1;width:100%}.hero-strip{width:100%}}
.nav-in{gap:28px}.menu a{padding:8px 12px;white-space:nowrap}.menu a.on::after{left:12px;right:12px}.nav-r{gap:14px}.logo small,.hotline{white-space:nowrap}.nav-r .demo-mark{margin-right:0}
@media (min-width:1101px) and (max-width:1240px){.hotline{display:none}}
.intro{text-wrap:pretty}
@media (max-width:900px){.hero-art .chip:first-of-type{top:auto!important;bottom:20%}}
.nav.solid .nav-r .demo-mark{background:#F2F3F5;color:#6B7480;border-color:#E3E6EA}