:root{--ink:#0F2A44;--text:#1A1F24;--steel:#5B6B7A;--line:#dde2e8;--bg:#F3F5F7;--accent:#F2A900}
*{box-sizing:border-box}body{margin:0;font:16px/1.65 Inter,"IBM Plex Sans",system-ui,sans-serif;color:var(--text)}
body.zh{font-family:"PingFang SC","Hiragino Sans GB","Noto Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif}
h1,h2,h3{font-family:"Barlow Semi Condensed",system-ui,sans-serif;color:var(--ink);line-height:1.2;margin:0 0 10px}
.zh h1,.zh h2,.zh h3{font-family:inherit;font-weight:700}
h1{font-size:2.5rem}h2{font-size:1.8rem}h3{font-size:1.15rem}
a{color:inherit}code,.spec td,.cmp td code{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:.9em}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
header{position:sticky;top:0;background:#fff;border-bottom:1px solid var(--line);z-index:9}
header .wrap{display:flex;align-items:center;gap:20px;height:68px}
.logo{display:flex;gap:10px;align-items:center;text-decoration:none;font-weight:700;color:var(--ink);margin-right:auto}.logo svg{width:36px;height:36px;flex:none}
.logo small{display:block;font-weight:400;font-size:.72rem;color:var(--steel)}
nav{display:flex;gap:22px}nav a{text-decoration:none;color:var(--steel)}nav a:hover{color:var(--ink)}
.lang{border:1px solid var(--line);padding:4px 10px;border-radius:4px;text-decoration:none;font-size:.85rem;white-space:nowrap}
.btn{display:inline-block;background:var(--accent);color:var(--ink);padding:12px 22px;border-radius:4px;text-decoration:none;font-weight:600;border:0;cursor:pointer;font-size:1rem;white-space:nowrap}
.btn.sm{padding:8px 14px;font-size:.9rem}.btn.ghost{background:transparent;color:#fff;border:1px solid #fff}.btn.ghost.dark{color:var(--ink);border-color:var(--ink)}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin:20px 0}
.hero{background:var(--ink);color:#d6deea;padding:56px 0}.hero .wrap{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.hero h1{color:#fff;font-size:2.8rem}.eyebrow{color:var(--accent);font-size:.9rem;margin:0 0 8px}
.heroimg{background:#fff;border-radius:8px;padding:10px;border-bottom:4px solid var(--accent)}.heroimg img{width:100%;display:block}
.bead{display:block;width:100%;max-width:420px;height:14px;margin:4px 0 16px}.bead path,.divider path{stroke:var(--accent);fill:none;stroke-linecap:round}
.bead path{stroke-width:4;stroke-dasharray:600;stroke-dashoffset:600;animation:draw 2.4s linear forwards}@keyframes draw{to{stroke-dashoffset:0}}
@media(prefers-reduced-motion:reduce){.bead path{animation:none;stroke-dashoffset:0}}
.divider{max-width:1180px;margin:0 auto;padding:0 20px}.divider svg{width:180px;height:14px}.divider path{stroke-width:3}
.statbar{background:#fff;border-bottom:1px solid var(--line)}.statbar .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding-top:22px}
.statbar b{display:block;font:600 1.5rem "IBM Plex Mono",monospace;color:var(--ink);border-left:3px solid var(--accent);padding-left:12px}.statbar span{display:block;padding-left:15px;color:var(--steel);font-size:.88rem}
.statbar .note{display:block;font-size:.75rem;color:var(--steel);padding-top:6px;padding-bottom:14px}
section{padding:56px 0}section.alt{background:var(--bg)}.phead{padding:40px 0 10px}.sub{color:var(--steel);margin:0 0 24px}.small{font-size:.82rem;color:var(--steel)}
.grid{display:grid;gap:20px}.g2{grid-template-columns:1fr 1fr}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
#products h2,section h2[id]{margin-top:36px}
.card,.entry,.pcard{background:#fff;border:1px solid var(--line);border-radius:6px;padding:20px}
.entry{text-decoration:none;border-top:3px solid var(--accent)}.entry p{color:var(--steel);margin:0}.entry span{color:var(--ink);font-weight:700}
.pcard{display:flex;flex-direction:column;text-decoration:none;padding:0;overflow:hidden}.pcard:hover{border-color:var(--ink)}
.pcard img{width:100%;aspect-ratio:4/3;object-fit:contain;background:#fff;border-bottom:1px solid var(--line)}.pcard>div{padding:14px 16px}
.pcard small{font-family:"IBM Plex Mono",monospace;color:var(--steel)}.pcard h3{font-size:1.05rem;margin:4px 0 8px}
.keys{list-style:none;padding:0;margin:0 0 8px;font-size:.85rem}.keys li{display:flex;justify-content:space-between;gap:8px;border-top:1px dashed var(--line);padding:3px 0}.keys span{color:var(--steel)}
.more{color:var(--ink);font-weight:600;font-size:.9rem}
.prom .num{font:700 1.6rem "IBM Plex Mono",monospace;color:var(--ink);border-bottom:3px solid var(--accent)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}.two img,.ph{width:100%;border-radius:6px;display:block}.ph{aspect-ratio:4/3;object-fit:cover}
.tbl{overflow-x:auto}table{border-collapse:collapse;width:100%;background:#fff}th,td{border:1px solid var(--line);padding:9px 12px;text-align:left;vertical-align:top}
.spec th{width:34%;background:var(--bg);font-weight:600;color:var(--ink)}.cmp thead th{background:var(--ink);color:#fff;font-weight:600;font-size:.85rem}.cmp td{font-size:.88rem}
.crumbs{font-size:.85rem;color:var(--steel)}.crumbs a{color:var(--steel)}
.pdetail{display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:start}.gallery img{width:100%;border:1px solid var(--line);border-radius:6px;background:#fff}
.model{font-family:"IBM Plex Mono",monospace;color:var(--steel)}.tabs{display:flex;gap:18px;border-top:1px solid var(--line);padding-top:12px}.tabs a{color:var(--ink);font-weight:600}
.feats{padding-left:22px}.feats li{margin-bottom:8px}
.contact{display:grid;grid-template-columns:1.4fr 1fr;gap:40px}
form{display:grid;grid-template-columns:1fr 1fr;gap:14px}form .full{grid-column:1/-1}label{font-size:.85rem;color:var(--steel)}
input,select,textarea{width:100%;padding:11px;border:1px solid var(--line);border-radius:4px;font:inherit;font-size:16px;background:#fff}textarea{min-height:110px}
.cbox{background:#fff;border:1px solid var(--line);border-radius:6px;padding:22px}.trust{border-left:3px solid var(--accent);padding-left:10px;font-weight:600;color:var(--ink)}
footer{background:var(--ink);color:#aab6c6;padding:30px 0;font-size:.88rem}.fgrid{display:grid;grid-template-columns:2fr 1fr;gap:20px}footer b{color:#fff}
@media(max-width:900px){nav{display:none}.hero .wrap,.two,.pdetail,.contact,.fgrid{grid-template-columns:1fr}.g3,.g4{grid-template-columns:1fr 1fr}.statbar .wrap{grid-template-columns:1fr 1fr}h1,.hero h1{font-size:2rem}}
@media(max-width:520px){.g2,.g3{grid-template-columns:1fr}.g4{grid-template-columns:1fr 1fr;gap:12px}form{grid-template-columns:1fr}header .btn.sm{display:none}.logo small{display:none}.pcard h3{font-size:.95rem}.keys{font-size:.75rem}.keys li{flex-direction:column;gap:0}}

.two.top{align-items:start}.faq details{background:#fff;border:1px solid var(--line);border-radius:6px;margin-bottom:8px;padding:10px 14px}.faq summary{cursor:pointer;font-weight:600;color:var(--ink)}.faq p{margin:8px 0 0}
picture{display:block}.crumbs{margin-bottom:8px}
.mcta{display:none}@media(max-width:900px){.mcta{display:block;position:fixed;left:12px;right:12px;bottom:12px;z-index:20;background:var(--accent);color:var(--ink);text-align:center;font-weight:700;padding:14px;border-radius:6px;text-decoration:none;box-shadow:0 4px 14px rgba(0,0,0,.25)}footer{padding-bottom:84px}}
.small{color:#4f5d6b}
img{max-width:100%;height:auto}.pcard img{height:auto}footer .small{color:#c3cedb}
img.ph[alt*="ertific"],img.ph[alt*="证书"]{object-fit:contain;background:#fff}

.hero .wrap{grid-template-columns:.9fr 1.3fr}.heroimg{background:none;padding:0;border:0}.heroimg img{border-radius:6px;border-bottom:4px solid var(--accent)}
.wideimg{padding:0;position:relative}.wideimg img{width:100%;height:420px;object-fit:cover;display:block}.wideimg .wrap{position:absolute;left:0;right:0;bottom:16px}.wideimg p{display:inline-block;background:rgba(15,42,68,.85);color:#fff;padding:8px 14px;border-left:3px solid var(--accent);margin:0}
.pcard img{background:#F3F5F7}.gallery img{background:#F3F5F7}
.dets{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:10px}.dets figure{margin:0}.dets img{border:1px solid var(--line);border-radius:4px}.dets figcaption{font-size:.8rem;color:var(--steel);text-align:center}
@media(max-width:900px){.hero .wrap{grid-template-columns:1fr}.wideimg img{height:240px}}
.pcard img,.gallery img,.heroimg img,.dets img{background:#D5DCE3;border:1px solid #D5DCE3;box-shadow:0 2px 10px rgba(15,42,68,.10);border-radius:6px}
.pcard img{border-width:0 0 1px 0;border-radius:0;box-shadow:none}.pcard{box-shadow:0 2px 10px rgba(15,42,68,.08);border-color:#D5DCE3}
.heroimg img{border-bottom:4px solid var(--accent)}
/* v9 professional pass */
h1{font-size:3rem;font-weight:700;letter-spacing:-.01em;line-height:1.12}h2{font-size:2.1rem;font-weight:700;margin-bottom:16px}.hero h1{font-size:3.4rem}
section{padding:80px 0}.phead{padding:48px 0 12px}.grid{gap:24px}
.pdetail{grid-template-columns:1fr 1.1fr;gap:56px}.pdetail h1{font-size:2.4rem}.pname{margin:4px 0 10px;color:var(--steel);font-weight:600}
.pts{list-style:none;padding:0;margin:8px 0 18px}.pts li{position:relative;padding:10px 0 10px 26px;border-top:1px solid var(--line)}.pts li:before{content:"";position:absolute;left:0;top:19px;width:14px;height:4px;border-radius:2px;background:var(--accent)}
.pbar{position:fixed;left:0;right:0;bottom:0;z-index:20;background:rgba(15,42,68,.96);color:#fff;padding:10px 0}.pbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px}.pbar code{color:var(--accent)}
body:has(.pbar) footer{padding-bottom:80px}body:has(.pbar) .mcta{display:none}
@media(max-width:520px){.pbar span{font-size:.8rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}}
.glue{display:block;width:100%;height:40px;margin-bottom:8px}.glue path{fill:none;stroke:var(--accent);stroke-width:5;stroke-linecap:round;stroke-dasharray:700;stroke-dashoffset:0}.glue circle{fill:var(--accent)}
.mo .rv{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}.mo .rv.in{opacity:1;transform:none}
.mo .glue.rv path,.mo .bead.rv path{stroke-dashoffset:700;animation:none}.mo .glue.in path,.mo .bead.in path{animation:draw 2.2s ease forwards}
.mo .bead.rv{transform:none}
figure.render{margin:0;background:#fff;padding:12px;border-bottom:1px solid var(--line)}figure.render img{background:#fff!important;border:0!important;box-shadow:none!important}figure.render figcaption{font-size:.8rem;color:var(--steel);text-align:center}
@media(max-width:900px){h1{font-size:2.2rem}.hero h1{font-size:2.4rem}.pdetail h1{font-size:1.9rem}h2{font-size:1.7rem}section{padding:56px 0}}
@media(prefers-reduced-motion:reduce){.rv{opacity:1!important;transform:none!important}.glue path,.bead path{animation:none!important;stroke-dashoffset:0!important}}
.pdetail>*,.grid>*,.contact>*,.pbar .wrap>*{min-width:0}.pbar span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}code{overflow-wrap:anywhere}
@media(max-width:900px){.pdetail{grid-template-columns:1fr;gap:28px}.pbar .btn.sm{padding:8px 12px;font-size:.85rem;flex:none}}
@media(max-width:900px){.pdetail{grid-template-columns:1fr;gap:28px}.pbar .btn.sm{padding:8px 12px;font-size:.85rem;flex:none}}
.hsub{font-size:1.15rem;color:var(--ink);font-weight:600;margin:0 0 6px}
/* v12 */
.pbar[hidden]{display:none}body:has(.pbar) footer{padding-bottom:30px}body.pbar-on{padding-bottom:64px}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:4px;width:42px;height:38px;padding:8px;cursor:pointer;flex-direction:column;justify-content:space-between}.burger span{display:block;height:2px;background:var(--ink);border-radius:1px}
.navq{display:none}
@media(max-width:900px){header .wrap{gap:10px}.burger{display:flex;order:3}.lang{order:2}
 nav#mnav{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;gap:0;padding:6px 20px 16px;box-shadow:0 8px 20px rgba(15,42,68,.12)}
 .navopen nav#mnav{display:flex}nav#mnav a{padding:12px 0;border-bottom:1px solid var(--line);color:var(--ink);font-weight:600}nav#mnav .navq{display:block;border:0;margin-top:10px;background:var(--accent);text-align:center;border-radius:4px}
 .hsub{font-size:1rem;font-weight:400}}
body.pbar-on{padding-bottom:0}body.pbar-on footer,body:has(.pbar) footer{padding-bottom:110px}
/* v14 */
body.pbar-on footer,body:has(.pbar) footer{padding-bottom:30px}@media(max-width:900px){body:has(.pbar) footer{padding-bottom:30px}}
.facts{margin:10px 0 20px;border-top:1px solid var(--line)}.facts>div{display:grid;grid-template-columns:150px 1fr;gap:12px;padding:10px 0;border-bottom:1px solid var(--line)}.facts dt{color:var(--steel);font-size:.88rem;position:relative;padding-left:22px}.facts dt:before{content:"";position:absolute;left:0;top:.6em;width:14px;height:4px;border-radius:2px;background:var(--accent)}.facts dd{margin:0;color:var(--ink);font-weight:600}
@media(max-width:520px){.facts>div{grid-template-columns:1fr;gap:2px}}
/* v15 logo */
.logo img{height:44px;width:auto;display:block}@media(max-width:520px){.logo img{height:36px}}
.flogo{display:inline-block;background:#fff;border-radius:999px;padding:8px 18px;margin-bottom:10px}.flogo img{height:34px;width:auto;display:block}
/* v16 */
.fcontact{position:fixed;right:14px;top:50%;transform:translateY(-50%);z-index:19;display:flex;flex-direction:column;gap:8px}
.fcontact a{display:block;background:var(--ink);color:#fff;text-decoration:none;font-weight:600;font-size:.85rem;padding:10px 12px;border-radius:6px;box-shadow:0 4px 12px rgba(15,42,68,.25);text-align:center;min-width:92px}
.fcontact a:first-child{background:#1F8F4E}.fcontact small{display:block;font-weight:400;font-size:.68rem;color:#c3cedb}
@media(max-width:900px){.fcontact{top:auto;bottom:84px;transform:none;right:10px}.fcontact a{padding:8px 10px;min-width:0;font-size:.78rem}.fcontact small{display:none}}
.strength{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.strength b{display:block;font:700 2rem "Barlow Semi Condensed",system-ui,sans-serif;color:var(--ink);border-left:4px solid var(--accent);padding-left:14px}.strength span{display:block;padding-left:18px;color:var(--steel)}
@media(max-width:900px){.strength{grid-template-columns:1fr 1fr}}
.pcard.static .keys li{font-size:.8rem}
/* v17 fcontact slim */
.fcontact{right:0;gap:4px}.fcontact a{writing-mode:vertical-rl;min-width:0;width:36px;padding:12px 0;border-radius:6px 0 0 6px;font-size:.78rem;letter-spacing:.04em}.fcontact small{display:none}
.zh .fcontact a{writing-mode:vertical-rl}
@media(max-width:900px){.fcontact{top:auto;bottom:auto;right:auto;left:0;right:0;bottom:0;transform:none;flex-direction:row;gap:0;position:static;margin:0;background:var(--ink);padding:0 12px 12px;justify-content:center}.fcontact a{writing-mode:horizontal-tb;width:auto;flex:1;border-radius:4px;margin:0 4px;padding:10px 0;box-shadow:none}}
figure.render{padding:0;position:relative}figure.render img{aspect-ratio:4/3;object-fit:contain;width:100%;display:block}figure.render figcaption{position:absolute;left:0;right:0;bottom:6px}
figure.soon figcaption{bottom:auto;top:62%;font-weight:600;color:#5B6B7A}
.dets{grid-template-columns:repeat(3,1fr)}
figure.render:not(.soon) figcaption{position:static;padding:4px 0 6px}
figure.render:not(.soon) figcaption{position:absolute;top:8px;left:8px;right:auto;bottom:auto;padding:2px 8px;background:rgba(15,42,68,.75);color:#fff;border-radius:3px;font-size:.72rem}
/* v21 uniform card media */
.pcard>img,.pcard>picture,.pcard>figure{display:block;height:240px;width:100%;flex:none;overflow:hidden;background:#fff;border-bottom:1px solid var(--line)}
.pcard>picture img,.pcard>img,.pcard>figure img{width:100%!important;height:100%!important;aspect-ratio:auto!important;object-fit:contain!important;border:0!important;border-radius:0!important;box-shadow:none!important;display:block}
@media(max-width:520px){.pcard>img,.pcard>picture,.pcard>figure{height:150px}}
.pcard>picture img,.pcard>img,.pcard>figure img{background:#fff!important}.pcard>figure.soon img{background:#F3F5F7!important}figure.soon figcaption{top:auto!important;bottom:22px!important}
.vsec .vbox{background:#0F2A44;border-radius:8px;overflow:hidden;max-width:960px}
.vsec .vbox.tall{max-width:420px}
.vsec video{display:block;width:100%;height:auto}
.expo{display:flex;flex-wrap:wrap;gap:16px;margin-top:24px}.expo img,.expo picture{width:100%;max-width:355px;height:auto;border-radius:6px}