/* 高钇智算官网 · 公共样式
   方向"精密科技"：纸白 + 墨 + Volt 蓝；只有首屏深色；细字重大标题、等宽数字、编号眉题、发丝线、零圆角
   字体：正式上线前把思源黑体 Light/Regular/Medium 子集和等宽字体放进 /fonts（国内不能用谷歌字体） */

@font-face{font-family:"HT Sans";font-weight:300;font-display:swap;src:url(../fonts/SourceHanSansSC-Light.subset.woff2) format("woff2"),local("Source Han Sans SC Light"),local("PingFang SC Light")}
@font-face{font-family:"HT Sans";font-weight:400;font-display:swap;src:url(../fonts/SourceHanSansSC-Regular.subset.woff2) format("woff2"),local("Source Han Sans SC Regular"),local("PingFang SC Regular")}
@font-face{font-family:"HT Sans";font-weight:500;font-display:swap;src:url(../fonts/SourceHanSansSC-Medium.subset.woff2) format("woff2"),local("Source Han Sans SC Medium"),local("PingFang SC Medium")}

:root{
  --paper:#FAFAF9; --ink:#0E1116; --night:#0B1020;
  --volt:#3B5BFF; --volt-l:#7C93FF;
  --g1:#5A616B; --g2:#8A9099; --line:#E6E8EC;
  --c-titoken:#0A48E4; --c-backby:#E75D4A; --c-fde:#6C4DF6; --c-push:#3B5BFF;
  --sans:"PingFang SC","HT Sans","Source Han Sans SC","Noto Sans SC",sans-serif;
  --mono:"JetBrains Mono","IBM Plex Mono",Menlo,monospace;
  --pad:80px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{background:var(--paper);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;min-width:320px}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:1280px;margin:0 auto;padding:0 var(--pad);position:relative}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.14em;color:var(--g2);text-transform:uppercase}
.y{font-style:normal;color:var(--volt)}           /* "钇"、AI 等固定蓝色 */

/* ---------- 导航 ---------- */
.nav{display:flex;align-items:center;height:96px;border-bottom:1px solid rgba(255,255,255,.08)}
.nav .brand{display:flex;align-items:center;gap:22px}
.nav .logo{height:46px;display:block}
.nav .brand .div{width:1px;height:34px;background:rgba(255,255,255,.18)}
.nav .brand .tag{font-size:13px;line-height:1.55;color:#A9AFB9;letter-spacing:.06em}
.nav .menu{margin-left:auto;display:flex;align-items:center;gap:40px}
.nav .menu a{font-size:14px;line-height:20px;color:#B8BDC6}
.nav .menu a:hover,.nav .menu a.on{color:#fff}
.nav .menu a.cta{color:#fff;border:1px solid rgba(255,255,255,.3);padding:9px 20px;margin-left:8px}
.nav .menu a.cta:hover{background:var(--volt);border-color:var(--volt)}
.nav .burger{display:none;margin-left:auto;width:40px;height:40px;background:none;border:0;cursor:pointer;position:relative}
.nav .burger i{position:absolute;left:9px;right:9px;height:1.5px;background:#E6E8EC;transition:transform .2s,opacity .2s}
.nav .burger i:nth-child(1){top:14px}.nav .burger i:nth-child(2){top:20px}.nav .burger i:nth-child(3){top:26px}
.nav-open .nav .burger i:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-open .nav .burger i:nth-child(2){opacity:0}
.nav-open .nav .burger i:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- 深色首屏 ---------- */
.hero{background:var(--night);color:#F3F4F6;position:relative;overflow:hidden}
.hero .meta{display:flex;justify-content:space-between;font-family:var(--mono);font-size:11px;color:#6B7280;letter-spacing:.12em;padding:0 0 26px}
.btn{font-size:15px;padding:14px 28px;display:inline-block;transition:background .2s,border-color .2s}
.btn.p{background:var(--volt);color:#fff}
.btn.p:hover{background:#2F4BE0}
.btn.s{border:1px solid rgba(255,255,255,.35);color:#E6E8EC}
.btn.s:hover{border-color:#fff}
.btn.o{border:1px solid var(--ink);color:var(--ink)}

/* 首页首屏 */
.home-hero{min-height:700px}
.hero-body{display:grid;grid-template-columns:600px 1fr;padding-top:92px;padding-bottom:84px}
.hero h1{font-weight:200;font-size:64px;line-height:1.2;letter-spacing:-.02em;margin-top:22px}
.hero h1 em{font-style:normal;color:var(--volt-l);position:relative;display:inline-block}
.hero .sub{margin-top:34px;font-size:17px;line-height:1.8;color:#A9AFB9;font-weight:300}
.hero .btns{margin-top:40px;display:flex;gap:16px;flex-wrap:wrap}
.route{position:relative;padding-left:56px;display:flex;flex-direction:column;gap:30px;margin-top:118px}
.st{position:relative;display:flex;align-items:center;gap:26px;min-height:44px}
.st .ix{font-family:var(--mono);font-size:12px;color:var(--c,#8A9099);letter-spacing:.1em;width:26px;flex:none}
.st .nm{font-size:22px;font-weight:500;color:#F3F4F6;letter-spacing:.03em;width:150px;flex:none}
.st .rl{font-size:13px;color:#8A9099;letter-spacing:.06em}
.st:not(.core):not(.up):not(.end) .node{border-color:var(--c)}
.st .node{position:absolute;left:-56px;top:50%;width:13px;height:13px;margin:-6.5px 0 0 -6px;border-radius:50%;background:var(--night);border:2px solid var(--volt-l);z-index:1}
.st.core .node{background:var(--volt);border-color:var(--volt);box-shadow:0 0 0 6px rgba(59,91,255,.18)}
.st .txt{font-size:17px;color:#E6E8EC;font-weight:300}
.st .txt small{display:block;font-size:12px;color:#6B7280;margin-top:4px;letter-spacing:.04em}
.st .star{color:var(--volt-l);font-size:18px}
svg.line{position:absolute;left:0;top:0;pointer-events:none}

/* 内页首屏（较矮） */
.page-hero .ph-body{padding:84px 0 72px;max-width:760px}
.page-hero h1{font-weight:200;font-size:52px;line-height:1.25;letter-spacing:-.02em;margin-top:18px}
.page-hero .sub{margin-top:24px;font-size:16px;line-height:1.8;color:#A9AFB9;font-weight:300}

/* ---------- 通用段落 ---------- */
section{padding:88px 0;border-bottom:1px solid var(--line)}
section.white{background:#fff}
h2{font-weight:300;font-size:40px;letter-spacing:-.01em;margin-top:14px;line-height:1.35}
.lead{color:var(--g1);font-size:16px;line-height:1.8;margin-top:14px;max-width:720px}
.note{font-size:12px;color:var(--g2);margin-top:14px;line-height:1.7}

/* 能力概览 */
.stats{display:grid;grid-template-columns:repeat(4,1fr);margin-top:48px;border-top:1px solid var(--ink)}
.stat{padding:26px 24px 0;border-right:1px solid var(--line)}
.stat:first-child{padding-left:0}
.stat:last-child{border-right:0}
.stat .n{font-family:var(--mono);font-size:44px;font-weight:300;letter-spacing:-.02em;white-space:nowrap}
.stat .n small{font-size:18px;color:var(--g2);margin-left:4px}
.stat .n .t{font-size:28px;color:var(--g2);margin:0 6px}
.stat .l{font-size:13px;color:var(--g1);margin-top:10px;line-height:1.7}
.stat .l .os{display:inline-block;font-size:11px;color:var(--g2);margin-top:6px}
.cat{display:flex;align-items:center;gap:8px;margin-bottom:18px;padding-bottom:12px;border-bottom:1px dashed var(--line)}
.cat .sq{width:10px;height:10px;background:var(--c)}
.cat .no{font-family:var(--mono);font-size:12px;color:var(--c);letter-spacing:.08em}
.cat b{font-size:16px;font-weight:500;color:var(--ink);letter-spacing:.08em}
.cat em{font-style:normal;font-size:12px;color:var(--g2);margin-left:auto;letter-spacing:.04em;border:1px solid var(--line);padding:2px 8px}

/* 产品卡：标题即 logo（方案 C：TI TOKEN、BackBy 宽 176，HAI FDE 148） */
.cards{display:grid;grid-template-columns:repeat(4,1fr);margin-top:48px;border:1px solid var(--line);background:#fff}
.card{padding:34px 28px 30px;border-right:1px solid var(--line);min-height:300px;display:flex;flex-direction:column;transition:background .2s}
.card:hover{background:#FCFCFD}
.card:last-child{border-right:0}
.card .lg{height:40px;display:flex;align-items:center}
.lb{display:flex;align-items:center;width:176px;flex:none}
.lb img{width:176px;height:auto;display:block}
.lb img.fde{width:148px}
.lb .word{font-size:23px;line-height:30px;font-weight:500;letter-spacing:.02em;white-space:nowrap}
.card .kind{font-family:var(--mono);font-size:11px;letter-spacing:.12em;color:var(--g2);margin-top:22px}
.card h3{font-size:18px;font-weight:500;margin-top:8px}
.card p{font-size:14px;color:var(--g1);line-height:1.75;margin-top:10px;flex:1}
.card .more{font-size:13px;color:var(--ink);margin-top:18px}
.card:hover .more{color:var(--volt)}

/* 服务能力矩阵 */
.cap{display:grid;grid-template-columns:200px repeat(4,1fr);margin-top:44px;border-top:1px solid var(--ink)}
.cap .corner{display:flex;flex-direction:column;justify-content:space-between;padding:18px 16px 14px 0;font-size:11px;color:var(--g2);letter-spacing:.08em;border-bottom:1px solid var(--line)}
.cap .ch{padding:18px 18px 16px;border-bottom:1px solid var(--line);border-left:1px solid var(--line);position:relative}
.cap .ch .no{font-family:var(--mono);font-size:12px;color:var(--c);letter-spacing:.08em}
.cap .ch b{display:block;font-size:18px;font-weight:500;margin-top:6px;letter-spacing:.06em}
.cap .ch em{font-style:normal;font-size:12px;color:var(--g2);font-family:var(--mono);letter-spacing:.04em}
.cap .ch .bar{position:absolute;left:-1px;right:0;bottom:-1px;height:3px;background:var(--c)}
.cap .rh2{padding:22px 16px 22px 0;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:8px}
.cap .rh2 b{font-size:17px;font-weight:500}
.cap .rh2 span{font-size:12px;color:var(--g2);line-height:1.7}
.cap .cc{padding:22px 18px;border-bottom:1px solid var(--line);border-left:1px solid var(--line);display:flex;flex-direction:column;gap:6px;position:relative}
.cap .cc b{font-size:14px;font-weight:500;line-height:1.6}
.cap .cc span{font-size:12px;color:var(--g1);line-height:1.7}
.cap .cc.core{background:linear-gradient(180deg,color-mix(in srgb,var(--c) 7%,#fff),#fff 70%)}
.cap .cc.sup b{color:var(--g1);font-weight:400}
.cap .cc .seg{display:none}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%}
.cap .cc .dot{margin-bottom:4px}
.cap .cc.core .dot{background:var(--c);box-shadow:0 0 0 4px color-mix(in srgb,var(--c) 18%,transparent)}
.cap .cc.sup .dot{border:1.5px solid var(--c);background:#fff}
.cap .ext{list-style:none;margin-top:10px;padding-top:10px;border-top:1px dashed var(--line);display:flex;flex-direction:column;gap:7px}
.cap .ext li{position:relative;padding-left:14px;font-size:12px;line-height:1.6;color:var(--g1)}
.cap .ext li:before{content:"";position:absolute;left:0;top:7px;width:6px;height:6px;border:1px solid var(--c);border-radius:50%}
.legend2{display:flex;gap:28px;margin-top:16px;font-size:12px;color:var(--g2);flex-wrap:wrap}
.legend2 .dot{margin-right:8px;vertical-align:0}
.legend2 .dot.core{background:var(--volt)}
.legend2 .dot.sup{border:1.5px solid var(--volt)}
.ring{display:inline-block;width:6px;height:6px;border:1px solid var(--volt);border-radius:50%;margin-right:8px}

/* 关于高钇智算 */
.about{display:grid;grid-template-columns:1fr 1.2fr;gap:64px;margin-top:30px;border-top:1px solid var(--ink);padding-top:40px}
.wm{font-size:52px;font-weight:300;letter-spacing:.18em;line-height:1}
.wm-en{font-family:var(--mono);font-size:14px;letter-spacing:.62em;color:var(--g1);margin-top:14px}
.about .name{font-size:18px;font-weight:500;margin-top:30px}
.about p{font-size:15px;color:var(--g1);line-height:1.8;margin-top:10px}
.about .more{display:inline-block;margin-top:24px;font-size:14px}
.about .more:hover{color:var(--volt)}
.kv{display:grid;grid-template-columns:72px 1fr;border-top:1px solid var(--line)}
.kv dt,.kv dd{padding:12px 0;border-bottom:1px solid var(--line);font-size:13px;line-height:1.7}
.kv dt{color:var(--g2);letter-spacing:.06em}

/* 行动条 */
.cta-band{background:var(--night);color:#F3F4F6;padding:72px 0}
.cta-band .wrap{display:flex;align-items:center;justify-content:space-between;gap:40px}
.cta-band h2{margin:0;font-size:34px;font-weight:200}
.cta-band p{color:#A9AFB9;font-size:15px;margin-top:12px;line-height:1.7}

/* ---------- 页脚 ---------- */
.site-foot{padding:56px 0 0}
.site-foot .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:40px;border-bottom:1px solid var(--line)}
.site-foot .fw{font-size:22px;font-weight:400;letter-spacing:.16em}
.site-foot .fw-en{font-family:var(--mono);font-size:11px;letter-spacing:.5em;color:var(--g2);margin-top:8px}
.site-foot .fd{font-size:13px;color:var(--g1);line-height:1.8;margin-top:18px;max-width:300px}
.site-foot h4{font-family:var(--mono);font-size:11px;font-weight:400;letter-spacing:.14em;color:var(--g2);margin-bottom:16px}
.site-foot ul{list-style:none;display:flex;flex-direction:column;gap:10px;font-size:13px;color:var(--g1)}
.site-foot ul a:hover{color:var(--volt)}
.site-foot .legal{display:flex;justify-content:space-between;gap:24px;padding:22px 0 30px;font-size:12px;color:var(--g2);flex-wrap:wrap;line-height:1.7}
.site-foot .legal a:hover{color:var(--ink)}

/* 仅手机出现的元素；滚动渐显（全站）；截图模式关闭动画 */
.shot *,.shot *:before,.shot *:after{animation:none !important;transition:none !important}
.shot .scan .beam{left:62%}
.m-only{display:none}
.js .rv{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.js .rv.in{opacity:1;transform:none}
svg.line path.draw{transition:stroke-dashoffset 1.4s cubic-bezier(.6,0,.2,1)}

/* ================= 手机 ================= */
@media (max-width:1100px){
  :root{--pad:40px}
  .hero-body{grid-template-columns:1fr;padding-bottom:64px}
  .route{margin-top:56px !important;padding-left:36px}
  .st .node{left:-36px}
  .cards{grid-template-columns:repeat(2,1fr)}
  .card:nth-child(2){border-right:0}
  .card:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .site-foot .cols{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  :root{--pad:20px}
  .nav{height:68px;position:relative}
  .nav .logo{height:32px}
  .nav .brand{gap:14px}
  .nav .brand .div{height:26px}
  .nav .brand .tag{font-size:11px;line-height:1.45}
  .nav .burger{display:block}
  .nav .menu{display:none;position:absolute;top:68px;left:calc(-1*var(--pad));right:calc(-1*var(--pad));background:var(--night);flex-direction:column;align-items:stretch;gap:0;padding:8px var(--pad) 24px;z-index:20;border-bottom:1px solid rgba(255,255,255,.1)}
  .nav-open .nav .menu{display:flex}
  .nav .menu a{padding:16px 0;font-size:16px;border-bottom:1px solid rgba(255,255,255,.08)}
  .nav .menu a.cta{margin:20px 0 0;text-align:center;border:0;background:var(--volt)}

  .home-hero{min-height:0}
  .hero-body{padding-top:48px;padding-bottom:48px}
  .hero h1{font-size:44px;margin-top:16px}
  .hero .sub{font-size:15px;margin-top:22px}
  .hero .sub br{display:none}
  .hero .btns{margin-top:28px}
  .hero .btns .btn{flex:1;text-align:center;padding:13px 16px;font-size:14px}
  .hero .meta{display:none}
  .route{gap:22px;margin-top:44px !important;padding-left:30px}
  .st{gap:14px;flex-wrap:wrap}
  .st .node{left:-30px}
  .st .nm{font-size:18px;width:auto}
  .st .rl{font-size:12px;flex-basis:100%;padding-left:40px;margin-top:-10px}
  .st .txt{font-size:15px}
  .page-hero .ph-body{padding:48px 0 44px}
  .page-hero h1{font-size:36px}
  .page-hero .sub{font-size:15px}

  section{padding:56px 0}
  h2{font-size:28px}
  .lead{font-size:14px}
  .stats{grid-template-columns:1fr 1fr;margin-top:32px}
  .stat{padding:22px 14px 22px 0;border-right:0}
  .stat:nth-child(odd){border-right:1px solid var(--line)}
  .stat:nth-child(even){padding-left:14px}
  .stat:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .stat .n{font-size:34px}
  .stat .n small{font-size:14px}
  .stat .n .t{font-size:20px;margin:0 3px}
  .stat:nth-child(2) .n{font-size:26px}
  .cat em{display:none}
  .stat .l br{display:none}

  .lb,.lb img{width:150px}
  .lb img.fde{width:126px}

  .about{grid-template-columns:1fr;gap:32px;padding-top:32px}
  .wm{font-size:40px}
  .cta-band{padding:52px 0}
  .cta-band .wrap{flex-direction:column;align-items:flex-start;gap:24px}
  .cta-band h2{font-size:26px}
  .site-foot .cols{grid-template-columns:1fr 1fr;gap:32px 20px}
  .site-foot .cols > div:first-child{grid-column:1/-1}
  .site-foot .legal{flex-direction:column;gap:6px}
}

/* ================= 手机 H5 专属设计 ================= */
@media (max-width:760px){
  .m-only{display:revert}
  body{padding-bottom:0}

  /* 首屏：线从"一公里"向右走到边缘，再折下接入路线（电路走线） */
  .hero-body{padding-bottom:40px}
  .route{margin-top:92px !important}
  .home-hero:after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:linear-gradient(90deg,transparent,rgba(124,147,255,.35),transparent)}

  /* 01 能力概览：深色数据带 */
  .band-stats{background:#0F1528;color:#E6E8EC;border-bottom:0;position:relative}
  .band-stats:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:24px 24px;pointer-events:none}
  .band-stats .eyebrow{color:#6B7280}
  .band-stats h2{color:#F3F4F6;font-weight:200}
  .band-stats .lead{color:#8A9099}
  .band-stats .stats{border-top:1px solid rgba(255,255,255,.28)}
  .band-stats .stat{border-color:rgba(255,255,255,.1) !important}
  .band-stats .cat{border-bottom-color:rgba(255,255,255,.1)}
  .band-stats .cat b{color:#E6E8EC}
  .band-stats .n{color:var(--nc)}
  .band-stats .stat:nth-child(1){--nc:#5E7DFF}.band-stats .stat:nth-child(2){--nc:#FF7A68}
  .band-stats .stat:nth-child(3){--nc:#9A85FF}.band-stats .stat:nth-child(4){--nc:#7C93FF}
  .band-stats .n small,.band-stats .n .t{color:#6B7280}
  .band-stats .l{color:#A9AFB9}
  .band-stats .l .os{color:#6B7280}

  /* 02 产品与服务：横滑卡片 */
  .cards{display:flex;gap:12px;overflow-x:auto;scroll-snap-type:x mandatory;border:0;background:none;margin:32px calc(-1*var(--pad)) 0;padding:0 var(--pad) 4px;scrollbar-width:none}
  .cards::-webkit-scrollbar{display:none}
  .card{flex:0 0 84%;scroll-snap-align:start;scroll-margin-left:var(--pad);background:#fff;border:1px solid var(--line) !important;border-top:3px solid var(--c) !important;min-height:372px;padding:28px 22px 24px}
  .card .kind{margin-top:26px}
  .card h3{font-size:19px}
  .tags{list-style:none;display:flex;flex-wrap:wrap;gap:6px;margin-top:18px}
  .tags li{font-size:11px;color:var(--g1);border:1px solid var(--line);padding:4px 8px;letter-spacing:.04em}
  .card .more{padding-top:16px;border-top:1px solid var(--line);color:var(--c)}
  .lb,.lb img{width:150px}
  .lb img.fde{width:126px}
  .swipe-meta{display:flex;align-items:center;gap:14px;margin-top:22px;font-family:var(--mono);font-size:12px;color:var(--g2)}
  .swipe-meta b{color:var(--ink);font-weight:500}
  .swipe-meta .prog{flex:1;height:2px;background:var(--line);position:relative}
  .swipe-meta .prog i{position:absolute;left:0;top:0;bottom:0;width:25%;background:var(--ink);transition:left .3s}
  .swipe-meta .hint{font-family:var(--sans);letter-spacing:.04em}

  /* 03 服务能力矩阵：总览小矩阵 + 切换 + 2×2 详情 */
  .mini{display:grid;grid-template-columns:1fr repeat(4,40px);margin-top:30px;border-top:1px solid var(--ink)}
  .mini .mh{border-bottom:1px solid var(--line)}
  .mini .mc{padding:12px 0 10px;text-align:center;font-size:11px;color:var(--g1);border-bottom:1px solid var(--line);position:relative;line-height:1.3}
  .mini .mc b{display:block;font-family:var(--mono);font-weight:400;color:var(--c);font-size:11px}
  .mini .mc:after{content:"";position:absolute;left:6px;right:6px;bottom:-1px;height:2px;background:var(--c)}
  .mini .mr{display:contents;cursor:pointer;font:inherit;color:inherit}
  .mini .mr span{padding:15px 0 15px 12px;font-size:14px;font-weight:500;text-align:left;border-bottom:1px solid var(--line);border-left:3px solid transparent;transition:background .2s}
  .mini .mr i.d{width:auto;height:auto;border-radius:0;background:none;box-shadow:none;border:0;border-bottom:1px solid var(--line);position:relative;display:block}
  .mini .mr i.d:after{content:"";position:absolute;left:50%;top:50%;width:10px;height:10px;margin:-5px 0 0 -5px;border-radius:50%}
  .mini .mr i.core:after{background:var(--c);box-shadow:0 0 0 4px color-mix(in srgb,var(--c) 16%,transparent)}
  .mini .mr i.sup:after{border:1.5px solid var(--c);background:#fff;box-sizing:border-box}
  .mini .mr.on i.d{background:rgba(59,91,255,.035)}
  .mini .mr.on span{border-left-color:var(--volt);background:linear-gradient(90deg,rgba(59,91,255,.07),transparent)}
  .mini .mr:not(.on) span{color:var(--g1);font-weight:400}
  .mini .rowline{display:none}
  .d{display:inline-block;width:10px;height:10px;border-radius:50%}
  .d.core{background:var(--c,var(--volt));box-shadow:0 0 0 4px color-mix(in srgb,var(--c,var(--volt)) 16%,transparent)}
  .d.sup{border:1.5px solid var(--c,var(--volt));background:#fff}
  .mini .ml{grid-column:1/-1;display:flex;gap:18px;align-items:center;padding-top:12px;font-size:11px;color:var(--g2)}
  .mini .ml .d{width:8px;height:8px;margin-right:6px;vertical-align:-1px;box-shadow:none}
  .mini .ml .tip{margin-left:auto;color:var(--volt)}

  .tabs{display:flex;margin-top:34px;border:1px solid var(--ink)}
  .tabs button{flex:1;background:#fff;border:0;border-right:1px solid var(--ink);padding:11px 0;font:inherit;font-size:13px;color:var(--ink);cursor:pointer}
  .tabs button:last-child{border-right:0}
  .tabs button.on{background:var(--ink);color:#fff}

  .cap{grid-template-columns:1fr 1fr;margin-top:14px;border-top:0;gap:8px}
  .cap .corner,.cap .ch{display:none}
  .cap .rh2{grid-column:1/-1;padding:4px 0 6px;border:0}
  .cap .rh2 b{display:none}
  .cap .rh2 span{font-size:12px}
  .cap[data-active="gov"] [data-row]:not([data-row="gov"]),
  .cap[data-active="ent"] [data-row]:not([data-row="ent"]),
  .cap[data-active="dev"] [data-row]:not([data-row="dev"]){display:none}
  .cap .cc{border:1px solid var(--line);border-top:3px solid var(--c);padding:14px 12px 14px;background:#fff;gap:4px;animation:pop .35s ease}
  .cap .cc.core{background:linear-gradient(180deg,color-mix(in srgb,var(--c) 8%,#fff),#fff 60%)}
  .cap .cc .seg{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.06em;color:var(--c);line-height:1.5;margin-bottom:6px}
  .cap .cc .seg em{display:block;font-style:normal;color:var(--g2);font-size:10px}
  .cap .cc .dot{position:absolute;right:12px;top:16px;margin:0}
  .cap .cc b{font-size:13.5px;line-height:1.55}
  .cap .cc span:not(.seg){font-size:11.5px}
  .cap .ext{display:none}
  .cap.ext-open .ext{display:flex}
  .ext-toggle{display:flex;align-items:center;gap:8px;width:100%;margin-top:12px;padding:13px 14px;background:#fff;border:1px dashed #C9CDD3;font:inherit;font-size:13px;color:var(--g1);cursor:pointer}
  .ext-toggle span{font-family:var(--mono);font-size:16px;color:var(--volt);width:14px}
  .ext-toggle b{font-family:var(--mono);color:var(--volt);font-weight:500}
  .ext-toggle[hidden]{display:none}
  .legend2{display:none}
  @keyframes pop{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

  /* 04 关于：深色 */
  .about-sec{background:var(--night);color:#E6E8EC;border-bottom:0}
  .about-sec .eyebrow{color:#6B7280}
  .about-sec .about{border-top-color:rgba(255,255,255,.28)}
  .about-sec .wm{color:#FAFAFA}
  .about-sec .y{color:#5E7DFF}
  .about-sec .wm-en{color:#C9CFDF}
  .about-sec .about p{color:#A9AFB9}
  .about-sec .about .more{color:#fff;border-bottom:1px solid rgba(255,255,255,.3);padding-bottom:4px}
  .about-sec .kv{border-top-color:rgba(255,255,255,.12)}
  .about-sec .kv dt,.about-sec .kv dd{border-bottom-color:rgba(255,255,255,.1)}
  .about-sec .kv dt{color:#6B7280}
  .about-sec .note{color:#6B7280;margin-top:24px}

  /* 05 行动区 */
  .cta-m{display:block;background:#0F1528;color:#F3F4F6;border-bottom:0;padding:60px 0 64px;position:relative;overflow:hidden;border-top:1px solid rgba(255,255,255,.08)}
  .cta-m .eyebrow{color:#6B7280}
  .cta-m h2{font-weight:200;font-size:30px;line-height:1.35;color:#fff}
  .cta-m p{color:#A9AFB9;font-size:14px;line-height:1.8;margin-top:16px}
  .cta-m .btn{margin-top:28px;display:block;text-align:center}

  /* 底部常驻按钮 */
  .sticky-cta{display:flex;position:fixed;left:12px;right:12px;bottom:12px;z-index:30;align-items:center;justify-content:space-between;background:var(--ink);color:#fff;padding:0 6px 0 16px;height:52px;border:1px solid rgba(255,255,255,.12);box-shadow:0 10px 30px rgba(11,16,32,.35);transform:translateY(90px);transition:transform .35s ease}
  .sticky-cta span{font-size:12px;color:#A9AFB9;letter-spacing:.06em}
  .sticky-cta b{background:var(--volt);font-weight:400;font-size:14px;padding:11px 16px}
  .sticky-cta.show{transform:none}
  .site-foot{padding-bottom:70px}
}

/* ---------- 动效（贴合内容，不做装饰性动画） ---------- */
/* 首屏：光点沿路线流动，经过站点时点亮 —— 模型能力一站站传到业务流程 */
.st .node{transition:transform .35s ease,box-shadow .35s ease,background .35s}
.st .ix,.st .nm,.st .txt{transition:color .35s}
.st.hit .node{transform:scale(1.45);box-shadow:0 0 0 7px color-mix(in srgb,var(--c,#7C93FF) 28%,transparent)}
.st.hit:not(.core):not(.up):not(.end) .node{background:var(--c)}
.st.hit .nm,.st.hit .txt{color:#fff}
.st.core .node{animation:breathe 2.4s ease-in-out infinite}
@keyframes breathe{0%,100%{box-shadow:0 0 0 6px rgba(59,91,255,.18)}50%{box-shadow:0 0 0 11px rgba(59,91,255,.06)}}

@media (max-width:760px){
  /* 调度：交付窗口条（即时 → 可等待） */
  .win{position:relative;height:2px;background:rgba(255,255,255,.12);margin:16px 0 22px}
  .win i{position:absolute;left:0;top:0;bottom:0;width:0;background:linear-gradient(90deg,#FF7A68,rgba(255,122,104,.35));transition:width 1.6s cubic-bezier(.3,0,.2,1) .3s}
  .win i:after{content:"";position:absolute;right:-4px;top:-3px;width:8px;height:8px;background:#FF7A68}
  .win span{position:absolute;top:8px;font-size:10px;color:#6B7280;letter-spacing:.06em}
  .win span:last-child{right:0}
  .stats.in .win i,.shot .win i{width:100%}
  /* 落地：五步依次点亮 */
  .l-steps{display:none}
  .steps{list-style:none;display:grid;grid-template-columns:repeat(5,1fr);gap:3px;margin-top:12px}
  .steps li{font-size:11px;color:#6B7280;padding-top:9px;border-top:3px solid rgba(255,255,255,.12);transition:border-color .3s,color .3s;text-align:center}
  .stats.in .steps li,.shot .steps li{border-top-color:#9A85FF;color:#D4CCFF}
  .stats.in .steps li:nth-child(1){transition-delay:.3s}.stats.in .steps li:nth-child(2){transition-delay:.6s}
  .stats.in .steps li:nth-child(3){transition-delay:.9s}.stats.in .steps li:nth-child(4){transition-delay:1.2s}
  .stats.in .steps li:nth-child(5){transition-delay:1.5s}

  /* 下一步：诊断扫描 —— 扫过业务环节，标出可 AI 化的格子 */
  .scan{margin-top:30px;padding:18px 16px 14px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.02)}
  .scan .grid{position:relative;display:grid;grid-template-columns:repeat(8,1fr);gap:5px;overflow:hidden}
  .scan .grid i{aspect-ratio:1;background:rgba(255,255,255,.07)}
  .scan .grid i.k{animation:lit 4s linear infinite;animation-delay:calc(var(--i)*.4s)}
  .scan .beam{position:absolute;top:-4px;bottom:-4px;left:0;width:2px;background:#7C93FF;box-shadow:0 0 12px 3px rgba(124,147,255,.5);animation:sweep 4s linear infinite}
  @keyframes sweep{0%{transform:translateX(-4px)}80%{transform:translateX(calc(100vw - 2*var(--pad) - 34px))}80.01%,100%{transform:translateX(-4px);opacity:0}}
  @keyframes lit{0%{background:rgba(255,255,255,.07)}4%,70%{background:#3B5BFF}85%,100%{background:rgba(255,255,255,.07)}}
  .shot .scan .grid i.k{background:#3B5BFF}
  .scan .sl{display:flex;justify-content:space-between;margin-top:14px;font-size:11px;color:#A9AFB9;letter-spacing:.02em}
  .scan .sl span:nth-child(even){color:#4B5268}
  .scan .sk{margin-top:10px;font-size:11px;color:#6B7280;display:flex;align-items:center;gap:6px}
  .scan .sk i{width:8px;height:8px;background:#3B5BFF}
}
@media (prefers-reduced-motion:reduce){
  .st.core .node,.scan .grid i.k,.scan .beam{animation:none}
  .scan .grid i.k{background:#3B5BFF}
  .js .rv{opacity:1;transform:none}
}

/* =================================================================
   产品与服务页
   ================================================================= */
.y2{font-style:normal;color:#7C93FF}
.page-hero .ph-grid{display:grid;grid-template-columns:1fr 520px;gap:64px;align-items:end;padding:76px 0 64px}
.page-hero .ph-body{padding:0;max-width:none}
.idx{list-style:none;border-top:1px solid rgba(255,255,255,.22)}
.idx li{border-bottom:1px solid rgba(255,255,255,.1)}
.idx a{display:grid;grid-template-columns:36px 1fr auto;align-items:center;gap:12px;padding:15px 0;position:relative;transition:padding .25s}
.idx a:before{content:"";position:absolute;left:0;top:-1px;height:1px;width:0;background:var(--c);transition:width .4s}
.idx a:hover{padding-left:8px}
.idx a:hover:before{width:100%}
.idx .no{font-family:var(--mono);font-size:12px;color:var(--c)}
.idx .nm{font-size:17px;font-weight:500;color:#F3F4F6;letter-spacing:.02em}
.idx .nm em{font-style:normal;display:block;font-size:12px;font-weight:400;color:#8A9099;margin-top:3px;letter-spacing:.04em}
.idx .ib{font-size:12px;color:#A9AFB9;letter-spacing:.04em;text-align:right}

/* 吸顶产品条 */
.ptabs{position:sticky;top:0;z-index:25;background:rgba(250,250,249,.94);backdrop-filter:saturate(1.4) blur(8px);-webkit-backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--line)}
.ptabs .wrap{display:flex;gap:0}
.ptabs a{flex:1;display:flex;align-items:center;gap:10px;padding:18px 0 16px;font-size:14px;font-weight:500;color:var(--g1);position:relative;white-space:nowrap}
.ptabs a b{font-family:var(--mono);font-weight:400;font-size:11px;color:var(--c,var(--g2))}
.ptabs a:after{content:"";position:absolute;left:0;right:24px;bottom:-1px;height:2px;background:var(--c,var(--ink));transform:scaleX(0);transform-origin:left;transition:transform .35s}
.ptabs a.on{color:var(--ink)}
.ptabs a.on:after{transform:none}
.ptabs a.ghost{flex:.7;color:var(--g2)}

/* 产品段 */
.prod{padding:96px 0 88px;scroll-margin-top:56px;position:relative}
.prod:before{content:"";position:absolute;left:0;top:0;width:min(33%,420px);height:3px;background:var(--c)}
.prod:nth-of-type(even){background:#fff}
.p-head{display:grid;grid-template-columns:1fr 520px;gap:64px;align-items:center}
.kind{font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--c)}
.p-logo{display:block;width:210px;margin-top:22px}
.p-logo.fde{width:176px}
.p-word{font-size:30px;font-weight:500;margin-top:18px;letter-spacing:.02em}
.prod h2{font-size:34px;margin-top:18px}
.p-lead{font-size:15px;line-height:1.9;color:var(--g1);margin-top:16px;max-width:580px}
.p-meta{display:grid;grid-template-columns:56px 1fr;margin-top:26px;border-top:1px solid var(--line);max-width:580px}
.p-meta dt,.p-meta dd{padding:11px 0;border-bottom:1px solid var(--line);font-size:13px;line-height:1.7}
.p-meta dt{color:var(--c);font-family:var(--mono);font-size:12px;letter-spacing:.08em}
.p-vis{margin:0;background:var(--night);padding:30px 26px;position:relative;color:#E6E8EC}
.p-vis:after{content:"";position:absolute;left:0;top:0;width:28px;height:3px;background:var(--c)}
.sub-h{font-size:18px;font-weight:500;margin:64px 0 20px;display:flex;align-items:baseline;gap:14px;flex-wrap:wrap}
.sub-h small{font-size:12px;font-weight:400;color:var(--g2)}

/* TI TOKEN 汇聚图 */
.conv{width:100%;height:auto;display:block;font-family:var(--sans)}
.conv .mods rect{fill:rgba(255,255,255,.04);stroke:rgba(255,255,255,.2)}
.conv .mods rect.more{stroke-dasharray:3 3}
.conv .mods rect.os{stroke:rgba(124,147,255,.45);stroke-dasharray:3 3}
.conv .mods text{fill:#E6E8EC}
.conv .mods .osn{fill:#8A9099;font-size:11px}
.conv .wires path{stroke:rgba(124,147,255,.35);stroke-width:1.2}
.conv .wires path.dash{stroke-dasharray:4 4}
.conv .flow circle{fill:#7C93FF}
.conv .api{fill:#3B5BFF}
.conv .apit{fill:#fff;font-size:15px;font-weight:500}
.conv .apis{fill:rgba(255,255,255,.75);font-size:11px}
.conv .wire2{stroke:#7C93FF;stroke-width:1.5}
.conv .arrow{fill:none;stroke:#7C93FF;stroke-width:1.5}
.conv .biz{fill:none;stroke:rgba(255,255,255,.5)}
.conv g text{fill:#E6E8EC;font-size:13px}
.conv .cap{fill:#8A9099;font-size:11px;letter-spacing:.1em}

/* BackBy 分流图 */
.split{width:100%;height:auto;display:block;font-family:var(--sans)}
.split .src,.split .rep{fill:rgba(255,255,255,.04);stroke:rgba(255,255,255,.35)}
.split .rep{stroke:#FF7A68}
.split text{fill:#E6E8EC;font-size:13px}
.split text.s{fill:#8A9099;font-size:11px}
.split .ch-rt{stroke:rgba(255,255,255,.4);stroke-width:1.5}
.split .ch-lp{stroke:#FF7A68;stroke-width:2}
.split .j{stroke:rgba(255,255,255,.25);stroke-width:1.2}
.split .fb{stroke:#FF7A68;stroke-width:1.2;stroke-dasharray:3 4;opacity:.8}
.split .fba{fill:none;stroke:#FF7A68;stroke-width:1.2}
.split .fbt{fill:#FF9E90;font-size:11px}
.split .lab{fill:#A9AFB9;font-size:12px;letter-spacing:.04em}
.split .lab.lp{fill:#FF9E90}
.split .win line{stroke:rgba(255,122,104,.4)}
.split .win rect{fill:#FF7A68}
.split .win text{fill:#A9AFB9;font-size:11px}
.split .win .wt{fill:#6B7280;font-size:10px;letter-spacing:.06em}
.split .flow2 .a{fill:#fff}
.split .flow2 .b{fill:#FF7A68}

/* HAI FDE：数据 → 系统 */
.xform{display:grid;grid-template-columns:1fr 92px 1fr;align-items:center;gap:10px;min-height:250px}
.xt{font-size:11px;color:#8A9099;letter-spacing:.1em;margin-bottom:12px}
.xa,.xb{display:flex;flex-direction:column;gap:8px}
.sheet{font-size:13px;padding:9px 12px;border:1px solid rgba(255,255,255,.18);color:#A9AFB9;background:repeating-linear-gradient(0deg,transparent 0 9px,rgba(255,255,255,.04) 9px 10px);transform:rotate(var(--r,0deg))}
.sheet:nth-of-type(1){--r:-1.2deg}.sheet:nth-of-type(2){--r:.8deg;margin-left:10px}.sheet:nth-of-type(3){--r:-.5deg;margin-left:4px}
.sheet.ghost{border-style:dashed;color:#4B5268;background:none}
.sys{font-size:13px;padding:11px 12px;background:rgba(154,133,255,.14);border-left:3px solid #9A85FF;color:#F3F4F6}
.xm{display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center;font-size:11px;color:#C9BEFF;line-height:1.6}
.xm i{width:1px;height:34px;background:linear-gradient(#9A85FF,transparent)}
.xm i:last-child{background:linear-gradient(transparent,#9A85FF)}
.js .rv.in .sys{animation:sysin .6s ease both}
.js .rv.in .sys:nth-of-type(2){animation-delay:.6s}.js .rv.in .sys:nth-of-type(3){animation-delay:.8s}.js .rv.in .sys:nth-of-type(4){animation-delay:1s}
@keyframes sysin{from{opacity:0;transform:translateX(-10px)}to{opacity:1;transform:none}}

/* AI+智推：四步闭环 */
.loop{position:relative;aspect-ratio:1.45;max-width:100%}
.loop .ls{position:absolute;width:42%;padding:12px 14px;background:rgba(255,255,255,.04);border:1px solid rgba(124,147,255,.3);font-size:13px;line-height:1.55;color:#E6E8EC;z-index:1}
.loop .ls b{display:block;font-family:var(--mono);font-weight:400;font-size:11px;color:#7C93FF;margin-bottom:4px}
.loop .s1{left:0;top:0}.loop .s2{right:0;top:0}.loop .s3{right:0;bottom:0}.loop .s4{left:0;bottom:0;border-color:#7C93FF;background:rgba(59,91,255,.16)}
.loop .lc{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);font-size:12px;color:#8A9099;text-align:center;line-height:1.6;letter-spacing:.06em}
.loop .lpath{position:absolute;inset:0;width:100%;height:100%}
.loop .lpath rect{stroke:rgba(124,147,255,.45);stroke-width:.4;vector-effect:non-scaling-stroke;stroke-dasharray:4 4}
.loop .runner{position:absolute;width:8px;height:8px;margin:-4px 0 0 -4px;background:#fff;box-shadow:0 0 0 4px rgba(124,147,255,.35);left:25%;top:25%;animation:loopr 6s linear infinite}
@keyframes loopr{0%{left:25%;top:25%}25%{left:75%;top:25%}50%{left:75%;top:75%}75%{left:25%;top:75%}100%{left:25%;top:25%}}

/* 关键数字 */
.kpis{display:grid;grid-template-columns:repeat(4,1fr);margin-top:56px;border-top:1px solid var(--ink)}
.kpis.three{grid-template-columns:1fr 1fr 2fr}
.kpis > div{padding:22px 22px 0 0;border-right:1px solid var(--line);display:flex;flex-direction:column;gap:10px}
.kpis > div + div{padding-left:22px}
.kpis > div:last-child{border-right:0}
.kpis b{font-family:var(--mono);font-weight:300;font-size:34px;letter-spacing:-.02em;color:var(--c)}
.kpis b small{font-size:15px;color:var(--g2);margin-left:3px}
.kpis b.txt{font-size:22px;padding-top:10px;letter-spacing:.02em}
.kpis span{font-size:13px;color:var(--g1);line-height:1.7}
.kpis em{font-style:normal;font-size:11px;color:var(--g2)}

/* 优势格 */
.adv{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.adv.four{grid-template-columns:repeat(4,1fr)}
.adv > div{padding:24px 22px 26px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff;position:relative}
.prod:nth-of-type(even) .adv > div{background:var(--paper)}
.adv > div:before{content:"";position:absolute;left:-1px;top:-1px;width:18px;height:2px;background:var(--c)}
.adv b{font-size:15px;font-weight:500}
.adv p{font-size:13px;color:var(--g1);line-height:1.8;margin-top:10px}

.two{display:grid;grid-template-columns:1.1fr 1fr;gap:56px}
.two .sub-h{margin-top:64px}

/* 档位阶梯（对数刻度） */
.tiers{display:flex;flex-direction:column;gap:14px}
.tr{display:grid;grid-template-columns:150px 1fr;grid-template-rows:auto auto;column-gap:16px;row-gap:4px;align-items:center}
.tr .tn{font-size:13px;font-weight:500;grid-row:1/3}
.tr .bar{height:10px;background:#EEF0F3;position:relative}
.tr .bar i{position:absolute;left:0;top:0;bottom:0;width:0;background:var(--c);transition:width 1.1s cubic-bezier(.3,0,.2,1)}
.rv.in .tr .bar i,.shot .tr .bar i{width:var(--w)}
.rv.in .tr:nth-child(2) .bar i{transition-delay:.15s}.rv.in .tr:nth-child(3) .bar i{transition-delay:.3s}.rv.in .tr:nth-child(4) .bar i{transition-delay:.45s}
.tr .tv{font-family:var(--mono);font-size:11px;color:var(--g1);letter-spacing:.02em}
.tr .tc{display:none}
.axis{display:grid;grid-template-columns:166px repeat(4,1fr);column-gap:0;font-family:var(--mono);font-size:10px;color:var(--g2);border-top:1px solid var(--line);padding-top:6px;position:relative}
.axis:before{content:"";grid-column:1}
.axis span{text-align:right}
.axis span:first-of-type{grid-column:2}
.axis em{position:absolute;left:0;top:6px;font-style:normal;font-family:var(--sans)}

/* 安全分层 */
.layers{list-style:none;display:flex;flex-direction:column;gap:6px}
.layers li{display:grid;grid-template-columns:40px 80px 1fr;align-items:center;padding:12px 14px;background:#fff;border:1px solid var(--line);font-size:13px}
.layers li:nth-child(2){margin-left:10px}.layers li:nth-child(3){margin-left:20px}.layers li:nth-child(4){margin-left:30px}.layers li:nth-child(5){margin-left:40px}
.layers b{font-family:var(--mono);font-weight:400;color:var(--c);font-size:12px}
.layers span{font-weight:500}
.layers em{font-style:normal;color:var(--g1);font-size:12px}

/* 验收门 */
.gates{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);position:relative;counter-reset:g}
.gates:before{content:"";position:absolute;left:0;right:0;top:16px;height:1px;background:var(--line)}
.gates li{position:relative;padding:0 22px 0 0}
.gates .gn{position:relative;z-index:1;display:inline-flex;width:32px;height:32px;align-items:center;justify-content:center;background:var(--c);color:#fff;font-size:15px}
.gates b{display:block;font-size:15px;font-weight:500;margin-top:18px}
.gates p{font-size:13px;color:var(--g1);line-height:1.75;margin-top:8px}
.gates em{display:block;font-style:normal;font-size:12px;color:var(--ink);margin-top:12px;padding-top:10px;border-top:1px dashed var(--line);line-height:1.7}

/* 计费条 */
.bill{display:grid;grid-template-columns:repeat(4,1fr) auto;margin-top:64px;border:1px solid var(--ink);background:#fff}
.prod:nth-of-type(even) .bill{background:var(--paper)}
.bill > div{padding:20px 20px;border-right:1px solid var(--line)}
.bill dt{font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--c)}
.bill dd{font-size:13px;line-height:1.7;margin-top:8px}
.bill-cta{display:flex;align-items:center;padding:0 28px;background:var(--ink);color:#fff;font-size:14px;white-space:nowrap}
.bill-cta:hover{background:var(--c)}

/* BackBy 模式卡 */
.modes{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:56px}
.modes > div{border:1px solid var(--line);padding:26px 26px 24px;background:var(--paper);position:relative}
.modes .mt{font-family:var(--mono);font-size:26px;font-weight:300;color:var(--c)}
.modes b{display:block;font-size:15px;font-weight:500;margin-top:10px}
.modes p{font-size:13px;color:var(--g1);line-height:1.8;margin-top:8px}
.modes .mnote{grid-column:1/-1;font-size:12px;color:var(--g2);margin:0}
.steps3{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--ink)}
.steps3 li{padding:20px 22px 0 0;display:flex;flex-direction:column;gap:6px;position:relative}
.steps3 li + li{padding-left:22px;border-left:1px solid var(--line)}
.steps3 b{font-family:var(--mono);font-weight:400;font-size:12px;color:var(--c)}
.steps3 span{font-size:15px;font-weight:500}
.steps3 em{font-style:normal;font-size:13px;color:var(--g1)}

/* HAI FDE 五步 */
.five{list-style:none;display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid var(--ink)}
.five li{padding:22px 18px 0 0;position:relative}
.five li + li{padding-left:18px;border-left:1px solid var(--line)}
.five li:before{content:"";position:absolute;left:0;right:0;top:-2px;height:3px;background:var(--c);transform:scaleX(0);transform-origin:left;transition:transform .5s}
.rv.in.five li:before,.shot .five li:before{transform:none}
.rv.in.five li:nth-child(2):before{transition-delay:.25s}.rv.in.five li:nth-child(3):before{transition-delay:.5s}.rv.in.five li:nth-child(4):before{transition-delay:.75s}.rv.in.five li:nth-child(5):before{transition-delay:1s}
.five .fn{font-family:var(--mono);font-size:12px;color:var(--c)}
.five b{display:block;font-size:15px;font-weight:500;margin-top:8px;line-height:1.5}
.five p{font-size:13px;color:var(--g1);line-height:1.75;margin-top:8px}
.five em{display:block;font-style:normal;font-size:12px;line-height:1.7;margin-top:12px;padding-top:10px;border-top:1px dashed var(--line)}
.five em i{font-style:normal;color:var(--c)}
.kv2{display:grid;grid-template-columns:80px 1fr;border-top:1px solid var(--line)}
.kv2 dt,.kv2 dd{padding:14px 0;border-bottom:1px solid var(--line);font-size:13px;line-height:1.75}
.kv2 dt{color:var(--g2)}
.case{border:1px solid var(--line);border-top:3px solid var(--c);padding:22px 24px;background:var(--paper)}
.case .ck{font-size:15px;font-weight:500}
.case dl{display:grid;grid-template-columns:44px 1fr;margin-top:14px}
.case dt,.case dd{padding:9px 0;font-size:13px;line-height:1.75;border-top:1px dashed var(--line)}
.case dt{color:var(--c);font-weight:500}
.case .more{display:inline-block;margin-top:14px;font-size:13px}
.case .more:hover{color:var(--c)}

/* 组合交付 */
.combo{background:var(--night);color:#E6E8EC;border-bottom:0}
.combo .eyebrow{color:#6B7280}
.combo h2{color:#F3F4F6;font-weight:200}
.combo .lead{color:#8A9099}
.chain{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:48px;position:relative}
.chain .cn{padding:22px 20px;border:1px solid rgba(255,255,255,.14);border-top:3px solid var(--c);margin-right:-1px;background:rgba(255,255,255,.02)}
.chain .cn b{font-size:18px;font-weight:500;color:#fff}
.chain .cn span{display:block;font-size:12px;color:#8A9099;margin-top:6px;letter-spacing:.08em}
.chain .rel{grid-column:1/-1;display:flex;align-items:center;gap:14px;font-size:13px;color:#C9CFDF;margin-top:18px}
.chain .rel i{flex:none;height:14px;border:1px solid #7C93FF;border-top:0}
.chain .r1 i{width:50%;margin-left:12.5%}
.chain .r2 i{width:25%;margin-left:62.5%;border-color:#9A85FF}
.chain .rel{position:relative}
.chain .rel span{position:absolute;left:12.5%;top:22px}
.chain .r2 span{left:62.5%}
.chain .r2{margin-top:44px}
.chain{padding-bottom:36px}
.combo{padding-bottom:72px}
.page-products .cta-band{border-top:1px solid rgba(255,255,255,.1)}

/* 产品页 CTA 在电脑版也显示 */
.page-products .cta-band{display:block}

@media (max-width:1100px){
  .page-hero .ph-grid,.p-head{grid-template-columns:1fr;gap:40px}
  .two{grid-template-columns:1fr;gap:0}
  .five{grid-template-columns:1fr 1fr 1fr}
}
@media (max-width:760px){
  .d-only{display:none !important}
  .page-hero .ph-grid{padding:40px 0 36px;gap:30px}
  .idx a{grid-template-columns:28px 1fr;padding:13px 0}
  .idx .ib{grid-column:2;text-align:left;font-size:11px;margin-top:-6px}
  .idx .nm{font-size:16px}

  .ptabs .wrap{overflow-x:auto;scrollbar-width:none;padding:0 var(--pad);gap:22px}
  .ptabs .wrap::-webkit-scrollbar{display:none}
  .ptabs a{flex:none;padding:14px 0 12px;font-size:13px;gap:6px}
  .ptabs a:after{right:0}

  .prod{padding:52px 0 56px;scroll-margin-top:46px}
  .prod:before{width:120px}
  .p-logo{width:170px;margin-top:16px}
  .p-logo.fde{width:142px}
  .prod h2{font-size:24px;margin-top:14px}
  .p-lead{font-size:14px;line-height:1.85}
  .p-vis{margin:0 calc(-1*var(--pad));padding:26px var(--pad) 24px}
  .sub-h{margin:44px 0 16px;font-size:17px}

  /* 手机版汇聚图 */
  .conv-m .chips{display:flex;flex-wrap:wrap;gap:6px}
  .conv-m .chips span{font-size:12px;padding:6px 10px;border:1px solid rgba(255,255,255,.2);color:#E6E8EC}
  .conv-m .chips .more{border-style:dashed;color:#A9AFB9}
  .conv-m .chips .os{border:1px dashed rgba(124,147,255,.5);color:#AFC0FF;flex-basis:100%;text-align:center}
  .conv-m .funnel{position:relative;height:46px;margin:6px 0}
  .conv-m .funnel i{position:absolute;top:0;bottom:0;width:1px;background:linear-gradient(rgba(124,147,255,.1),#7C93FF)}
  .conv-m .funnel i:nth-child(1){left:20%;transform:skewX(34deg);transform-origin:bottom}
  .conv-m .funnel i:nth-child(2){left:50%}
  .conv-m .funnel i:nth-child(3){left:80%;transform:skewX(-34deg);transform-origin:bottom}
  .conv-m .dotf{position:absolute;left:50%;top:0;width:6px;height:6px;margin-left:-3px;background:#fff;box-shadow:0 0 0 3px rgba(124,147,255,.4);animation:fall 1.6s ease-in infinite}
  @keyframes fall{from{top:0;opacity:0}20%{opacity:1}to{top:40px;opacity:.2}}
  .conv-m .api{background:#3B5BFF;color:#fff;text-align:center;padding:14px 10px;font-size:16px;font-weight:500}
  .conv-m .api small{display:block;font-size:11px;font-weight:400;opacity:.8;margin-top:4px}
  .conv-m .down{text-align:center;color:#7C93FF;padding:4px 0}
  .conv-m .biz{border:1px solid rgba(255,255,255,.4);text-align:center;padding:12px;font-size:14px}

  /* 手机版分流图 */
  .split-m .src{border:1px solid rgba(255,255,255,.35);text-align:center;padding:12px;font-size:14px}
  .split-m .lanes{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}
  .split-m .lane{position:relative;padding:14px 12px 22px;border:1px solid rgba(255,255,255,.2);overflow:hidden}
  .split-m .lane.lp{border-color:#FF7A68;background:rgba(231,93,74,.1)}
  .split-m .lane b{font-size:14px;font-weight:500;display:block}
  .split-m .lane.lp b{color:#FF9E90}
  .split-m .lane span{font-size:11px;color:#A9AFB9;line-height:1.6;display:block;margin-top:4px}
  .split-m .run{position:absolute;bottom:8px;left:-8px;width:6px;height:6px;background:#fff;animation:runx 1.4s linear infinite}
  .split-m .lp .run{background:#FF7A68;animation-duration:3.2s}
  .split-m .lp .run.d2{animation-delay:1.6s}
  @keyframes runx{to{left:calc(100% + 8px)}}
  .split-m .fb{font-size:11px;color:#FF9E90;margin-top:10px;padding:8px 10px;border:1px dashed rgba(255,122,104,.5)}
  .split-m .wins{display:grid;grid-template-columns:repeat(4,1fr);margin-top:16px;border-top:2px solid rgba(255,122,104,.4);position:relative}
  .split-m .wins span{font-size:11px;color:#E6E8EC;padding-top:10px;position:relative;text-align:center}
  .split-m .wins span:before{content:"";position:absolute;left:50%;top:-5px;width:8px;height:8px;margin-left:-4px;background:#FF7A68}
  .split-m .wt{font-size:10px;color:#6B7280;text-align:center;margin-top:6px;letter-spacing:.06em}
  .split-m .rep{margin-top:16px;border:1px solid #FF7A68;text-align:center;padding:12px;font-size:13px}

  .xform{grid-template-columns:1fr;min-height:0;gap:6px}
  .xm{flex-direction:row;justify-content:center;padding:8px 0}
  .xm i{width:34px;height:1px;background:linear-gradient(90deg,#9A85FF,transparent)}
  .xm i:last-child{background:linear-gradient(90deg,transparent,#9A85FF)}
  .xa{flex-direction:row;flex-wrap:wrap}
  .xa .xt,.xb .xt{flex-basis:100%;margin-bottom:4px}
  .sheet{flex:1;text-align:center;padding:8px 4px;font-size:12px;margin:0 !important}
  .sheet.ghost{display:none}

  .loop{aspect-ratio:auto;display:grid;grid-template-columns:1fr 1fr;gap:34px 30px;padding:4px 0}
  .loop .ls{position:relative;inset:auto;width:auto;font-size:12.5px;padding:12px}
  .loop .s1{order:1}.loop .s2{order:2}.loop .s4{order:3}.loop .s3{order:4}
  .loop .lc{font-size:11px;background:var(--night);padding:2px 6px;z-index:2}
  .loop .lpath{inset:0}
  .loop .runner{display:none}

  .kpis,.kpis.three{grid-template-columns:1fr 1fr;margin-top:40px}
  .kpis > div{padding:18px 12px 18px 0 !important;border-right:0;border-bottom:1px solid var(--line)}
  .kpis > div:nth-child(odd){border-right:1px solid var(--line)}
  .kpis > div:nth-child(even){padding-left:14px !important}
  .kpis.three > div:last-child{grid-column:1/-1;border-right:0;padding-left:0 !important}
  .kpis b{font-size:26px}
  .kpis b.txt{font-size:17px;padding-top:0}
  .kpis span{font-size:12px}

  /* 优势格：横滑 */
  .adv,.adv.four{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:10px;border:0;margin:0 calc(-1*var(--pad));padding:0 var(--pad) 4px;scrollbar-width:none}
  .adv::-webkit-scrollbar{display:none}
  .adv > div{flex:0 0 72%;scroll-snap-align:start;scroll-margin-left:var(--pad);border:1px solid var(--line);border-top:2px solid var(--c)}
  .adv > div:before{display:none}

  .tr{grid-template-columns:1fr;row-gap:6px}
  .tr .tn{grid-row:auto;font-size:12px}
  .axis{grid-template-columns:repeat(4,1fr)}
  .axis:before{display:none}
  .axis span:first-of-type{grid-column:1}
  .axis em{position:static;grid-column:1/-1;margin-top:4px}
  .layers li{grid-template-columns:30px 64px 1fr;padding:11px 12px;font-size:12px;margin-left:0 !important}
  .layers li:nth-child(n){width:calc(100% - (var(--k,0) * 1px))}

  .gates{grid-template-columns:1fr;gap:0}
  .gates:before{left:15px;right:auto;top:0;bottom:0;width:1px;height:auto}
  .gates li{padding:0 0 22px 50px}
  .gates .gn{position:absolute;left:0;top:0}
  .gates b{margin-top:5px}

  .bill{grid-template-columns:1fr 1fr;margin-top:44px}
  .bill > div{padding:16px 14px;border-bottom:1px solid var(--line)}
  .bill > div:nth-child(even){border-right:0}
  .bill-cta{grid-column:1/-1;justify-content:center;padding:15px}

  .modes{grid-template-columns:1fr;gap:10px;margin-top:40px}
  .steps3{grid-template-columns:1fr}
  .steps3 li,.steps3 li + li{padding:14px 0;border-left:0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:34px 1fr;row-gap:2px}
  .steps3 em{grid-column:2}

  .five{grid-template-columns:1fr;border-top:0;border-left:1px solid var(--line);margin-left:6px}
  .five li,.five li + li{padding:0 0 22px 22px;border-left:0}
  .five li:before{left:-2px;right:auto;top:0;bottom:0;width:3px;height:auto;transform:scaleY(0);transform-origin:top}
  .rv.in.five li:before,.shot .five li:before{transform:none}
  .five b{margin-top:2px}

  .combo h2{font-size:26px}
  .chain{grid-template-columns:1fr 1fr;gap:8px;padding-bottom:0}
  .chain .cn{margin:0}
  .chain .rel{position:static;display:block;padding:12px 14px 12px 16px;border-left:2px solid #7C93FF;background:rgba(255,255,255,.03);margin-top:10px}
  .chain .r2{border-left-color:#9A85FF;margin-top:8px}
  .chain .rel i{display:none}
  .chain .rel span{position:static}
  .page-products .cta-band .wrap{align-items:stretch}
  .page-products .cta-band .btn{text-align:center}
}

/* ---------- 产品页 v2：分项展示 ---------- */
.tabbed .panel{display:none}
.tabbed .panel.panel-on{display:block;animation:panelin .45s ease}
@keyframes panelin{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.tabbed .prod{background:var(--paper) !important}
.p-os{font-size:12px;color:var(--g2);margin-top:12px;padding-left:10px;border-left:2px solid var(--line)}
.p-end{display:flex;justify-content:space-between;align-items:center;margin-top:72px;padding-top:22px;border-top:1px solid var(--line);font-size:14px}
.p-end .totop{display:inline-flex;align-items:center;gap:8px;padding:11px 18px;border:1px solid var(--ink);color:var(--ink)}
.p-end .totop:hover{background:var(--ink);color:#fff}
.p-end .next{color:var(--g1)}
.p-end .next:hover{color:var(--c,var(--volt))}
.p-end.dark{border-top-color:rgba(255,255,255,.12)}
.p-end.dark .totop{border-color:rgba(255,255,255,.4);color:#fff}
.p-end.dark .totop:hover{background:#fff;color:var(--ink)}
.p-end.dark .next{color:#A9AFB9}

/* TI TOKEN：模型 logo 小方框漂浮成群 */
.cloud{min-height:380px;overflow:hidden;background:radial-gradient(ellipse at 50% 50%,#16204A 0%,var(--night) 70%)}
.cloud:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:26px 26px}
.cl-core{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:170px;height:170px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;border:1px solid rgba(124,147,255,.5);background:rgba(59,91,255,.12);z-index:2}
.cl-core:before,.cl-core:after{content:"";position:absolute;inset:-18px;border:1px solid rgba(124,147,255,.16)}
.cl-core:after{inset:-40px;border-color:rgba(124,147,255,.07)}
.cl-core b{font-family:var(--mono);font-weight:300;font-size:46px;color:#fff;letter-spacing:-.02em;line-height:1}
.cl-core b small{font-size:20px;color:#7C93FF}
.cl-core span{font-size:12px;color:#A9AFB9;margin-top:10px;line-height:1.6}
.tiles{position:absolute;inset:22px}
.mt{position:absolute;left:var(--x);top:var(--y);display:inline-flex;align-items:center;gap:8px;padding:9px 12px;background:rgba(255,255,255,.96);color:var(--ink);font-size:13px;font-weight:500;box-shadow:0 8px 24px rgba(0,0,0,.35);animation:float var(--d,6s) ease-in-out infinite;z-index:3;white-space:nowrap}
.mt:nth-child(even){animation-direction:reverse}
.mt img{width:20px;height:20px;display:block}
.mt.more{background:transparent;color:#C9CFDF;border:1px dashed rgba(255,255,255,.35);box-shadow:none;font-weight:400}
.mt.os{flex-direction:column;align-items:flex-start;gap:4px;background:rgba(255,255,255,.06);border:1px dashed rgba(124,147,255,.55);color:#E6E8EC;box-shadow:none}
.mt.os em{font-style:normal;font-size:12px}
.mt.os i{display:flex;gap:6px}
.mt.os i img{width:18px;height:18px;background:#fff;padding:2px}
.mt.os small{font-size:10px;color:#AFC0FF;font-weight:400}
@keyframes float{0%,100%{transform:translate(0,0)}33%{transform:translate(4px,-7px)}66%{transform:translate(-3px,5px)}}

/* HAI FDE：数据化 → 数字化 → 智能化 */
.lvl{position:relative;display:flex;flex-direction:column;gap:10px;padding-right:88px}
.lv{display:grid;grid-template-columns:44px 1fr;align-items:stretch;position:relative}
.lv.l2{margin-left:26px}.lv.l3{margin-left:52px}
.lk{display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:12px;color:#fff;background:rgba(154,133,255,var(--a))}
.l1 .lk{--a:.35}.l2 .lk{--a:.6}.l3 .lk{--a:1}
.lb2{padding:14px 16px;border:1px solid rgba(154,133,255,.28);border-left:0;background:rgba(255,255,255,.03)}
.l3 .lb2{background:rgba(154,133,255,.14);border-color:rgba(154,133,255,.6)}
.lb2 b{font-size:17px;font-weight:500;color:#fff;letter-spacing:.06em}
.lb2 em{font-style:normal;font-size:12px;color:#A9AFB9;margin-left:12px}
.lb2 .ch{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.lb2 .ch i{font-style:normal;font-size:11.5px;color:#D4CCFF;padding:4px 8px;border:1px solid rgba(154,133,255,.35)}
.brk{position:absolute;right:0;top:4px;bottom:4px;width:70px;border:1px solid #9A85FF;border-left:0;display:flex;align-items:center;justify-content:flex-end}
.brk span{font-size:11px;color:#C9BEFF;text-align:center;line-height:1.6;background:var(--night);padding:6px 0;margin-right:-36px;width:72px}
.brk:before{content:"";position:absolute;right:-1px;left:0;top:0;height:1px;background:#9A85FF}
.js .rv .lv{opacity:0;transform:translateY(14px);transition:opacity .5s,transform .5s}
.js .rv.in .lv{opacity:1;transform:none}
.js .rv.in .l1{transition-delay:.1s}.js .rv.in .l2{transition-delay:.45s}.js .rv.in .l3{transition-delay:.8s}

@media (max-width:760px){
  .p-end{margin-top:48px;flex-direction:column;align-items:stretch;gap:14px}
  .p-end .totop{justify-content:center}
  .p-end .next{text-align:center}
  .cloud{min-height:420px}
  .cl-core{width:130px;height:130px}
  .cl-core b{font-size:36px}
  .cl-core span{font-size:11px}
  .tiles{inset:14px}
  .mt{padding:7px 9px;font-size:11.5px;gap:6px}
  .mt img{width:16px;height:16px}
  .mt:nth-child(1){--x:2% !important;--y:3% !important}
  .mt:nth-child(2){--x:50% !important;--y:0% !important}
  .mt:nth-child(3){--x:58% !important;--y:17% !important}
  .mt:nth-child(4){--x:0% !important;--y:24% !important}
  .mt:nth-child(5){--x:64% !important;--y:66% !important}
  .mt:nth-child(6){--x:4% !important;--y:68% !important}
  .mt:nth-child(7){--x:0% !important;--y:88% !important}
  .mt:nth-child(8){--x:50% !important;--y:82% !important}
  .cloud .os-m{display:block}
  .lvl{padding-right:0}
  .lv.l2{margin-left:12px}.lv.l3{margin-left:24px}
  .lv{grid-template-columns:36px 1fr}
  .lb2 em{display:block;margin:4px 0 0}
  .brk{position:static;width:auto;border:1px solid #9A85FF;border-top:0;height:14px;margin:0 0 0 0}
  .brk:before{display:none}
  .brk span{margin:0;background:none;width:auto;position:relative;top:18px;left:50%;transform:translateX(-50%);white-space:nowrap}
  .brk span br{display:none}
  .lvl{padding-bottom:30px}
}
.tabbed .prod:before{display:none}
.mt img.dk{background:#0E1116;padding:2px}

/* ---------- 产品页 v3 ---------- */
.modes .mode-t{font-family:var(--mono);font-size:26px;font-weight:300;color:var(--c)}
.p-head.solo{grid-template-columns:1fr}
.p-head.solo .p-lead,.p-head.solo .p-meta{max-width:760px}

/* 筛选通用 */
.fbar,.tbar{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin-top:10px}
.fbar span,.tbar span{font-size:12px;color:var(--g2);margin-right:6px;letter-spacing:.06em}
.fbar button,.tbar button{font:inherit;font-size:13px;padding:7px 14px;border:1px solid var(--line);background:#fff;color:var(--g1);cursor:pointer;transition:all .2s}
.fbar button:hover,.tbar button:hover{border-color:var(--ink);color:var(--ink)}
.fbar button.on,.tbar button.on{background:var(--ink);border-color:var(--ink);color:#fff}
.tbar .sep{width:1px;height:18px;background:var(--line);margin:0 10px}
.fcount{margin-left:auto;font-style:normal;font-family:var(--mono);font-size:12px;color:var(--g2)}
[data-hide]{display:none !important}

/* 模型广场 */
.market{border:1px solid var(--line);background:#fff}
.vbar{display:flex;overflow-x:auto;border-bottom:1px solid var(--line);scrollbar-width:none}
.vbar::-webkit-scrollbar{display:none}
.vbar button{flex:none;display:flex;align-items:center;gap:8px;padding:16px 20px;border:0;border-right:1px solid var(--line);background:#fff;font:inherit;font-size:13px;font-weight:500;color:var(--ink);cursor:pointer;position:relative}
.vbar button img{width:20px;height:20px}
.vbar button em{font-style:normal;font-family:var(--mono);font-size:11px;color:var(--g2);background:#F1F2F4;padding:1px 6px}
.vbar button i{font-style:normal;font-size:10px;color:var(--volt);border:1px solid rgba(59,91,255,.35);padding:0 4px}
.vbar button:after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--c-titoken);transform:scaleX(0);transition:transform .25s}
.vbar button.on{background:#F6F8FF}
.vbar button.on:after{transform:none}
.market .tbar{padding:14px 20px 0;margin:0}
.mgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;padding:16px 20px 20px}
.mc{display:grid;grid-template-columns:40px 1fr;grid-template-rows:auto auto;column-gap:12px;row-gap:10px;padding:14px;border:1px solid var(--line);background:#fff;transition:border-color .2s,transform .2s;animation:pop .3s ease}
.mc:hover{border-color:var(--c-titoken);transform:translateY(-2px)}
.mc .ml{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:#F6F7F9;border:1px solid var(--line)}
.mc .ml img{width:22px;height:22px}
.mc b{display:block;font-family:var(--mono);font-size:13px;font-weight:500;letter-spacing:-.01em}
.mc div span{font-size:12px;color:var(--g2)}
.mc .mty{grid-column:1;font-style:normal;font-size:11px;text-align:center;border:1px solid var(--line);color:var(--g1);padding:1px 0;align-self:center}
.mc small{font-size:11px;align-self:center}
.mc small.cn{color:var(--g1)}
.mc small.os{color:var(--volt)}
.mmore{display:block;text-align:center;padding:14px;border-top:1px solid var(--line);font-size:13px;color:var(--ink)}
.mmore:hover{background:var(--ink);color:#fff}
.mt img.dk,.mc img.dk,.vbar img.dk{background:#0E1116;padding:2px}

/* AI+智推：四步流水线 + 回流 */
.flow4{margin-top:48px;position:relative;padding-bottom:64px}
.flow4 ol{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.flow4 li{position:relative;padding:26px 22px 24px;background:var(--night);color:#E6E8EC;border-right:1px solid rgba(255,255,255,.08)}
.flow4 li:last-child{border-right:0}
.flow4 li:after{content:"";position:absolute;right:-9px;top:50%;width:16px;height:16px;margin-top:-8px;background:var(--night);border-top:1px solid rgba(124,147,255,.6);border-right:1px solid rgba(124,147,255,.6);transform:rotate(45deg);z-index:2}
.flow4 li:last-child:after{display:none}
.flow4 li.gen{background:#172048}
.flow4 li.back{background:#1B2660}
.flow4 .fn{font-family:var(--mono);font-size:12px;color:#7C93FF}
.flow4 b{display:block;font-size:16px;font-weight:500;margin-top:10px;color:#fff}
.flow4 p{font-size:13px;color:#A9AFB9;line-height:1.75;margin-top:8px}
.flow4 li:before{content:"";position:absolute;left:0;top:0;height:3px;width:0;background:var(--c-push);transition:width .5s}
.rv.in.flow4 li:before,.shot .flow4 li:before{width:100%}
.rv.in.flow4 li:nth-child(2):before{transition-delay:.3s}.rv.in.flow4 li:nth-child(3):before{transition-delay:.6s}.rv.in.flow4 li:nth-child(4):before{transition-delay:.9s}
.flow4 .ret{position:absolute;left:37.5%;right:12.5%;bottom:0;height:44px;border:1px solid var(--c-push);border-top:0;display:flex;align-items:flex-end;justify-content:center}
.flow4 .ret:before{content:"";position:absolute;left:-5px;top:-2px;border:5px solid transparent;border-bottom:7px solid var(--c-push);border-top:0}
.flow4 .ret span{font-size:12px;color:var(--c-push);background:var(--paper);padding:0 12px;transform:translateY(50%)}
.flow4 .ret .dot{position:absolute;width:7px;height:7px;background:var(--c-push);bottom:-4px;animation:retr 3.2s linear infinite}
@keyframes retr{0%{right:-4px;bottom:40px}20%{right:-4px;bottom:-4px}80%{right:calc(100% - 3px);bottom:-4px}100%{right:calc(100% - 3px);bottom:40px}}

/* 组合方案 */
.sub-h.dk{color:#F3F4F6;margin-top:72px}
.sub-h.dk small{color:#6B7280}
.combos .fbar span{color:#6B7280}
.combos .fbar button{background:transparent;border-color:rgba(255,255,255,.18);color:#C9CFDF}
.combos .fbar button:hover{border-color:#fff;color:#fff}
.combos .fbar button.on{background:#fff;border-color:#fff;color:var(--ink)}
.combos .fcount{color:#6B7280}
.cgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:22px}
.cb{border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.03);padding:22px 20px 18px;display:flex;flex-direction:column;gap:14px;animation:pop .3s ease;transition:border-color .2s}
.cb:hover{border-color:rgba(124,147,255,.6)}
.cbh{display:flex;align-items:baseline;gap:10px}
.cbh em{font-style:normal;font-family:var(--mono);font-size:12px;color:#7C93FF}
.cbh b{font-size:18px;font-weight:500;color:#fff}
.cbh small{margin-left:auto;font-size:11px;color:#8A9099}
.slots{display:grid;grid-template-columns:repeat(4,1fr);gap:4px}
.slots i{font-style:normal;font-size:10.5px;text-align:center;padding:7px 2px 6px;color:#4B5268;border:1px dashed rgba(255,255,255,.12);white-space:nowrap;overflow:hidden}
.slots i.on{color:#fff;border:0;border-top:3px solid var(--c);background:color-mix(in srgb,var(--c) 22%,transparent)}
.cb p{font-size:13px;line-height:1.8;color:#C9CFDF;flex:1}
.cb .fit{font-size:12px;color:#A9AFB9;line-height:1.7;padding-top:12px;border-top:1px dashed rgba(255,255,255,.12)}
.cb .fit strong{font-weight:500;color:#7C93FF;margin-right:8px}
.ctag{display:flex;flex-wrap:wrap;gap:4px}
.ctag span{font-size:10.5px;color:#8A9099;border:1px solid rgba(255,255,255,.1);padding:2px 6px}
.cempty{margin-top:18px;color:#A9AFB9;font-size:13px}

@media (max-width:1100px){
  .mgrid{grid-template-columns:repeat(2,1fr)}
  .cgrid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:760px){
  .market{margin:0 calc(-1*var(--pad));border-left:0;border-right:0}
  .vbar button{padding:13px 14px;font-size:12px}
  .market .tbar{padding:12px var(--pad) 0}
  .tbar .sep{display:none}
  .tbar span{flex-basis:auto}
  .fcount{flex-basis:100%;margin:4px 0 0}
  .fbar button,.tbar button{font-size:12px;padding:6px 10px}
  .mgrid{grid-template-columns:1fr 1fr;padding:12px var(--pad) 16px;gap:8px}
  .mc{grid-template-columns:32px 1fr;padding:11px;column-gap:10px}
  .mc .ml{width:32px;height:32px}
  .mc .ml img{width:18px;height:18px}
  .mc b{font-size:12px}
  .mc small{grid-column:1/-1;font-size:10.5px}
  .mc .mty{grid-column:auto;justify-self:start;padding:1px 6px}
  .flow4{padding-bottom:0}
  .flow4 ol{grid-template-columns:1fr;gap:12px}
  .flow4 li{border-right:0;padding:20px 18px}
  .flow4 li:after{right:auto;left:26px;top:auto;bottom:-15px;margin:0;transform:rotate(135deg)}
  .flow4 .ret{position:relative;left:auto;right:auto;height:auto;border:1px solid var(--c-push);margin-top:12px;padding:12px;justify-content:flex-start}
  .flow4 .ret:before,.flow4 .ret .dot{display:none}
  .flow4 .ret span{transform:none;background:none;padding:0}
  .flow4 .ret span:before{content:"↺ "}
  .cgrid{grid-template-columns:1fr}
}
.flow4 li.gen:after{background:#172048}
@media (max-width:760px){
  .mc{display:flex;flex-wrap:wrap;align-items:center;gap:8px 10px}
  .mc > div{flex:1;min-width:0}
  .mc b{font-size:11.5px;word-break:break-word}
  .mc .mty{flex:none;padding:1px 6px}
  .mc small{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .flow4 li:after{display:none}
  .flow4 li + li:before{content:"";position:absolute;left:24px;top:-13px;width:0;height:0;border:6px solid transparent;border-top:7px solid #7C93FF;background:none;transition:none;z-index:2}
}
@media (max-width:760px){
  .mc > div{flex:1 1 calc(100% - 42px)}
}
@media (max-width:760px){ .mc small{white-space:normal;overflow:visible} }

/* TI TOKEN：白色横条轮动（参照 OpenSand 首页） */
.mq{display:flex;margin-top:52px;background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.mq-fix{flex:none;display:flex;align-items:center;gap:14px;padding:0 28px 0 max(var(--pad),calc((100vw - 1280px)/2 + var(--pad)));border-right:1px solid var(--line);background:#fff;position:relative;z-index:2}
.mq-fix b{font-family:var(--mono);font-weight:300;font-size:36px;color:var(--c-titoken);letter-spacing:-.02em;line-height:1}
.mq-fix b small{font-size:16px}
.mq-fix span{font-size:12px;color:var(--g1);line-height:1.6;white-space:nowrap}
.mq-view{flex:1;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent)}
.mq-track{display:flex;width:max-content;animation:mq 36s linear infinite}
.mq:hover .mq-track{animation-play-state:paused}
@keyframes mq{to{transform:translateX(-50%)}}
.mq-c{flex:none;display:flex;align-items:center;gap:12px;height:82px;padding:0 34px;border-right:1px solid var(--line);white-space:nowrap}
.mq-c img{width:28px;height:28px}
.mq-c b{font-size:15px;font-weight:500;color:var(--ink);display:flex;flex-direction:column}
.mq-c b small{font-size:10.5px;font-weight:400;color:var(--volt);margin-top:3px}
@media (prefers-reduced-motion:reduce){.mq-track{animation:none}.mq-view{overflow-x:auto}}
@media (max-width:760px){
  .mq{flex-direction:column;margin-top:36px}
  .mq-fix{padding:14px var(--pad);border-right:0;border-bottom:1px solid var(--line)}
  .mq-fix b{font-size:28px}
  .mq-fix span br{display:none}
  .mq-c{height:64px;padding:0 20px;gap:9px}
  .mq-c img{width:22px;height:22px}
  .mq-c b{font-size:13px}
  .mq-track{animation-duration:26s}
}
.mq-c img.dk{background:#0E1116;padding:3px}

/* 页脚：回到顶部 */
.foot-top{display:flex;align-items:center;justify-content:center;gap:10px;margin:28px 0 0;padding:15px;border:1px solid var(--ink);font-size:14px;color:var(--ink);transition:background .2s,color .2s}
.foot-top span{font-family:var(--mono);font-size:16px;transition:transform .25s}
.foot-top:hover{background:var(--ink);color:#fff}
.foot-top:hover span{transform:translateY(-3px)}
.site-foot .legal{border-top:1px solid var(--line);margin-top:28px}
@media (min-width:761px){.foot-top{display:inline-flex;padding:11px 22px}}

/* ---------- 产品子页面 ---------- */
.sub-hero .crumb{display:flex;align-items:baseline;gap:12px;padding:30px 0 34px;flex-wrap:wrap}
.sub-hero .crumb a{font-size:13px;color:#8A9099}
.sub-hero .crumb a:hover{color:#fff}
.sub-hero .crumb span{color:#4B5268}
.sub-hero .crumb b{font-size:22px;font-weight:300;color:#fff;letter-spacing:.02em}
.sub-hero .crumb em{font-style:normal;font-size:13px;color:#8A9099}
.page-sub .prod{padding-top:72px}
.page-sub .ptabs a.on{color:var(--ink)}
.page-sub .ptabs a.on:after{transform:none}

/* 总览页 */
.ov{padding:88px 0}
.ov-cards .card{border-top:3px solid var(--c)}
.ov-cards .card .more{color:var(--c)}
.ov-combo{display:flex;align-items:center;gap:20px;margin-top:16px;padding:24px 28px;background:var(--night);color:#E6E8EC;transition:background .2s}
.ov-combo:hover{background:#141C3A}
.ov-combo .ok{font-family:var(--mono);font-size:28px;color:#7C93FF;width:36px}
.ov-combo b{display:block;font-size:18px;font-weight:500;color:#fff}
.ov-combo em{font-style:normal;font-size:13px;color:#8A9099}
.ov-combo .go{margin-left:auto;font-size:14px;color:#fff}

/* 核心优势：竖排紧凑列表 */
.adv,.adv.four{display:flex !important;flex-direction:column;border:0 !important;border-top:1px solid var(--ink) !important;margin:0 !important;padding:0 !important;overflow:visible !important;gap:0 !important}
.adv > div{display:grid;grid-template-columns:22px 230px 1fr;align-items:baseline;padding:14px 0 !important;border:0 !important;border-bottom:1px solid var(--line) !important;background:none !important;flex:none !important;scroll-snap-align:none}
.adv > div:before{display:block !important;content:"";position:static !important;width:8px !important;height:8px !important;background:var(--c) !important;transform:translateY(-1px)}
.adv b{font-size:15px}
.adv p{margin:0 !important;font-size:13.5px;line-height:1.7}
@media (max-width:760px){
  .sub-hero .crumb{padding:18px 0 22px;gap:8px}
  .sub-hero .crumb b{font-size:18px}
  .sub-hero .crumb em{flex-basis:100%;font-size:12px}
  .page-sub .prod{padding-top:44px}
  .ov{padding:52px 0}
  .ov-cards{display:grid !important;grid-template-columns:1fr !important;margin:28px 0 0 !important;padding:0 !important;gap:10px !important;overflow:visible !important}
  .ov-cards .card{flex:none;min-height:0;border:1px solid var(--line) !important;border-top:3px solid var(--c) !important}
  .ov + .swipe-meta{display:none}
  .ov-combo{padding:18px;gap:12px;flex-wrap:wrap}
  .ov-combo .go{margin-left:48px}
  .adv > div{grid-template-columns:16px 1fr;row-gap:4px;padding:12px 0 !important}
  .adv p{grid-column:2;font-size:13px}
}
.page-sub .prod:before{display:none}

/* 总览页首屏只留标题 + 一句话 */
.page-hero .ph-grid.solo{grid-template-columns:1fr;padding:64px 0 60px}
@media (max-width:760px){.page-hero .ph-grid.solo{padding:36px 0 40px}}
/* 手机菜单：展开时不被首屏裁掉、不被吸顶产品条遮住 */
.nav-open .hero{overflow:visible;z-index:60}
.nav-open .nav .menu{z-index:70;box-shadow:0 18px 40px rgba(0,0,0,.35)}
.nav-open .ptabs{z-index:10}

/* 首页 04 下一步：电脑版也显示（左文右图） */
.cta-m{background:#0F1528;color:#F3F4F6;border-bottom:0;padding:88px 0;position:relative;overflow:hidden;border-top:1px solid rgba(255,255,255,.08)}
.cta-m .eyebrow{color:#6B7280}
.cta-m h2{font-weight:200;color:#fff}
.cta-m p{color:#A9AFB9;font-size:15px;line-height:1.8;margin-top:16px}
.scan{padding:18px 16px 14px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.02)}
.scan .grid{position:relative;display:grid;grid-template-columns:repeat(8,1fr);gap:5px;overflow:hidden}
.scan .grid i{aspect-ratio:1;background:rgba(255,255,255,.07)}
.scan .grid i.k{animation:lit 4s linear infinite;animation-delay:calc(var(--i)*.4s)}
.scan .beam{position:absolute;top:-4px;bottom:-4px;left:0;width:2px;background:#7C93FF;box-shadow:0 0 12px 3px rgba(124,147,255,.5);animation:sweep2 4s linear infinite}
@keyframes sweep2{0%{left:0;opacity:1}80%{left:calc(100% - 2px);opacity:1}80.01%,100%{left:0;opacity:0}}
@keyframes lit{0%{background:rgba(255,255,255,.07)}4%,70%{background:#3B5BFF}85%,100%{background:rgba(255,255,255,.07)}}
.shot .scan .grid i.k{background:#3B5BFF}
.scan .sl{display:flex;justify-content:space-between;margin-top:14px;font-size:11px;color:#A9AFB9;letter-spacing:.02em}
.scan .sl span:nth-child(even){color:#4B5268}
.scan .sk{margin-top:10px;font-size:11px;color:#6B7280;display:flex;align-items:center;gap:6px}
.scan .sk i{width:8px;height:8px;background:#3B5BFF}
@media (min-width:761px){
  .cta-m .wrap{display:grid;grid-template-columns:1fr 460px;column-gap:72px;align-items:start}
  .cta-m .wrap > *{grid-column:1}
  .cta-m .scan{grid-column:2;grid-row:1 / span 4;align-self:center;padding:24px 22px 18px}
  .cta-m h2{font-size:40px;line-height:1.3}
  .cta-m .btn{justify-self:start;margin-top:32px}
}
@media (max-width:760px){ .scan .beam{animation-name:sweep2} }
@media (prefers-reduced-motion:reduce){.scan .grid i.k{animation:none;background:#3B5BFF}.scan .beam{animation:none;opacity:0}}

/* 页脚联系：地址与邮箱并排 */
.site-foot .cols{grid-template-columns:1.2fr .8fr .8fr 1.7fr}
.site-foot ul.cl{display:grid;grid-template-columns:1fr 1fr;gap:12px 24px;align-items:start}
.site-foot ul.cl li{line-height:1.6;word-break:break-word}
.site-foot ul.cl small{display:block;font-size:11px;color:var(--g2);letter-spacing:.08em;margin-bottom:4px}
.site-foot ul.cl .bk{grid-column:1/-1}
@media (max-width:1100px){.site-foot .cols{grid-template-columns:1fr 1fr}}
@media (max-width:760px){
  .site-foot .cols > .fc{grid-column:1/-1}
  .site-foot ul.cl{gap:10px 16px}
}
.nw{white-space:nowrap}
@media (max-width:760px){.site-foot ul.cl{grid-template-columns:1.15fr 1fr}}

/* AI+智推 v2：效果数据回流闭环 */
.loop4{margin-top:48px;position:relative}
.l4s{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;position:relative}
.l4s li{position:relative;padding:24px 20px 22px;background:#fff;border:1px solid var(--line);border-top:3px solid var(--c-push);min-height:190px}
.l4s li:not(:last-child):after{content:"→";position:absolute;right:-13px;top:44px;width:12px;text-align:center;color:var(--c-push);font-size:14px;z-index:2}
.l4s .fn{font-family:var(--mono);font-size:12px;color:var(--c-push)}
.l4s b{display:block;font-size:15.5px;font-weight:500;margin-top:8px}
.l4s p{font-size:13px;color:var(--g1);line-height:1.7;margin-top:8px}
.l4s li.in2,.l4s li.out4{background:#F4F6FF;border-color:rgba(59,91,255,.35);border-top-color:var(--c-push)}
.ver{display:flex;align-items:baseline;gap:8px;margin-top:14px;padding-top:10px;border-top:1px dashed rgba(59,91,255,.3);position:relative}
.ver em{font-style:normal;font-size:11px;color:var(--g2)}
.ver strong{font-family:var(--mono);font-size:20px;font-weight:500;color:var(--c-push)}
.ver .bump{position:absolute;left:0;right:0;top:0;height:2px;background:var(--c-push);transform:scaleX(0);transform-origin:left}
.ver.hit .bump{animation:bump .9s ease}
@keyframes bump{0%{transform:scaleX(0);opacity:1}100%{transform:scaleX(1);opacity:0}}
.bars{display:flex;align-items:flex-end;gap:4px;height:40px;margin-top:12px;padding-top:8px;border-top:1px dashed rgba(59,91,255,.3)}
.bars i{flex:1;height:var(--h);background:linear-gradient(var(--c-push),rgba(59,91,255,.35));animation:barp 2.4s ease-in-out infinite;transform-origin:bottom}
.bars i:nth-child(2n){animation-delay:-.8s}.bars i:nth-child(3n){animation-delay:-1.6s}
@keyframes barp{0%,100%{transform:scaleY(.8)}50%{transform:scaleY(1)}}
/* 回流通道：从 04 下方流回 02 下方 */
.lane{position:relative;margin:0 calc(12.5% - 7px) 0 calc(37.5% - 3px);height:118px}
.lane .down,.lane .up{position:absolute;top:0;height:40px;width:2px;background:var(--c-push)}
.lane .down{right:0}
.lane .up{left:0}
.lane .up:before{content:"";position:absolute;left:-5px;top:-2px;border:6px solid transparent;border-bottom:8px solid var(--c-push);border-top:0}
.lane .track{position:absolute;left:0;right:0;top:38px;height:34px;background:repeating-linear-gradient(90deg,rgba(59,91,255,.14) 0 10px,transparent 10px 16px);border:2px solid var(--c-push);border-top:0;overflow:hidden}
.pk{position:absolute;top:6px;right:-60px;font-size:11px;font-weight:500;color:#fff;background:var(--c-push);padding:3px 9px;animation:pk 3.9s linear infinite;animation-delay:var(--d)}
@keyframes pk{from{right:-60px}to{right:calc(100% + 10px)}}
.lane .lt{position:absolute;left:0;right:0;top:82px;display:flex;align-items:baseline;gap:12px;font-size:13px;color:var(--g1);flex-wrap:wrap}
.lane .lt strong{font-weight:500;color:var(--c-push)}
.lane .lt em{font-style:normal;margin-left:auto;font-family:var(--mono);font-size:12px;color:var(--c-push);border:1px solid rgba(59,91,255,.4);padding:2px 8px}
.shot .pk:nth-child(1){right:20%}.shot .pk:nth-child(2){right:48%}.shot .pk:nth-child(3){right:76%}
@media (prefers-reduced-motion:reduce){.pk,.bars i{animation:none}.pk:nth-child(1){right:20%}.pk:nth-child(2){right:48%}.pk:nth-child(3){right:76%}}
@media (max-width:760px){
  .l4s{grid-template-columns:1fr;gap:12px;padding-right:44px}
  .l4s li{min-height:0;padding:18px 16px}
  .l4s li:not(:last-child):after{content:"↓";right:auto;left:20px;top:auto;bottom:-15px}
  /* 手机：回流通道在右侧，从 04 向上流回 02 */
  .lane{position:absolute;right:0;top:0;bottom:0;margin:0;width:34px;height:auto}
  .lane .down,.lane .up{display:none}
  .lane .track{top:var(--t2,25%);bottom:var(--b4,12%);left:auto;right:0;width:30px;height:auto;border:2px solid var(--c-push);border-left:0;background:repeating-linear-gradient(0deg,rgba(59,91,255,.14) 0 10px,transparent 10px 16px)}
  .pk{writing-mode:vertical-rl;top:auto;right:4px;padding:6px 3px;animation-name:pkv}
  @keyframes pkv{from{bottom:-50px}to{bottom:calc(100% + 10px)}}
  .shot .pk:nth-child(1){bottom:15%;right:4px}.shot .pk:nth-child(2){bottom:45%;right:4px}.shot .pk:nth-child(3){bottom:72%;right:4px}
  .lane .lt{position:static}
  .loop4 .lt-m{display:block}
  .lane .lt{display:none}
  .loop4:after{content:"↺ 效果数据回流：曝光 · 互动 · 转化数据回到内容生产，下一轮方案据此迭代";display:block;margin-top:14px;padding:12px 14px;border:1px solid var(--c-push);color:var(--c-push);font-size:12.5px;line-height:1.7}
}

/* 手机菜单：浅色面板，与深色首屏区分 */
@media (max-width:760px){
  .nav .menu{background:#FAFAF9;border-bottom:3px solid var(--volt);padding-top:4px}
  .nav .menu a{color:var(--ink);border-bottom-color:var(--line);font-weight:500}
  .nav .menu a.on{color:var(--volt)}
  .nav .menu a:not(.cta):after{content:"→";float:right;color:var(--g2);font-weight:400}
  .nav .menu a.cta{color:#fff}
}
@media (max-width:760px){
  .lane .track{overflow:visible}
  .lane .track:before{content:"";position:absolute;left:-8px;top:-7px;border:6px solid transparent;border-right:8px solid var(--c-push);border-left:0}
  .lane .track .pk{z-index:1}
  .lane{overflow:hidden}
}
@media (max-width:760px){
  .lane{overflow:visible}
  .lane .track{overflow:hidden}
  .lane .track:before{display:none}
  .lane:before{content:"";position:absolute;left:-6px;top:calc(var(--lt,0px) - 5px);border:6px solid transparent;border-right:8px solid var(--c-push);border-left:0}
}

/* =================================================================
   案例页
   ================================================================= */
.cases-sec{padding:64px 0 88px}
.cf{margin:0 0 26px}
.clist{display:flex;flex-direction:column;gap:14px}
.case2{background:#fff;border:1px solid var(--line);border-left:4px solid var(--c);transition:box-shadow .25s}
.case2:hover{box-shadow:0 10px 30px rgba(14,17,22,.06)}
.case2[open]{box-shadow:0 14px 40px rgba(14,17,22,.08)}
.case2 summary{list-style:none;cursor:pointer;display:grid;grid-template-columns:150px 1fr 150px;gap:28px;padding:28px 30px;align-items:start}
.case2 summary::-webkit-details-marker{display:none}
.cs-l{display:flex;flex-direction:column;gap:8px}
.cno{font-style:normal;font-family:var(--mono);font-size:12px;color:var(--c);letter-spacing:.1em}
.cpl{align-self:flex-start;font-size:11px;color:#fff;background:var(--c);padding:2px 8px;letter-spacing:.04em}
.cind{font-size:12px;color:var(--g2)}
.cs-m h3{font-size:20px;font-weight:500;letter-spacing:.01em}
.cpain{font-size:14px;color:var(--g1);line-height:1.75;margin-top:8px;max-width:640px}
.ba{display:grid;grid-template-columns:1fr 28px 1.25fr;align-items:stretch;margin-top:16px;max-width:680px}
.ba > div{padding:10px 14px;font-size:13px;line-height:1.6}
.ba small{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.14em;margin-bottom:3px}
.ba .b{background:#F3F4F6;color:var(--g1)}
.ba .b small{color:var(--g2)}
.ba .a{background:color-mix(in srgb,var(--c) 10%,#fff);color:var(--ink);border-left:2px solid var(--c)}
.ba .a small{color:var(--c)}
.ba .ar{display:flex;align-items:center;justify-content:center;color:var(--c);font-size:16px}
.cs-t{justify-self:end;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink);white-space:nowrap}
.cs-t b{font-weight:400}
.cs-t i{font-style:normal;width:28px;height:28px;display:flex;align-items:center;justify-content:center;border:1px solid var(--ink);font-family:var(--mono);font-size:16px;transition:transform .3s,background .2s}
.case2 .close,.case2[open] .open{display:none}
.case2[open] .close{display:inline}
.case2[open] .cs-t i{transform:rotate(45deg);background:var(--ink);color:#fff}
.case2[open] summary .ba{display:none}
.cbody{padding:4px 30px 30px 208px;animation:pop .35s ease}
.c4{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--ink)}
.c4 section{padding:20px 24px 20px 0;border-bottom:1px solid var(--line)}
.c4 section:nth-child(2){padding-left:24px;border-left:1px solid var(--line)}
.c4 section.wide{grid-column:1/-1}
.c4 h4{display:flex;align-items:center;gap:10px;font-size:14px;font-weight:500;margin-bottom:10px}
.c4 h4 i{font-style:normal;width:22px;height:22px;display:flex;align-items:center;justify-content:center;background:var(--c);color:#fff;font-family:var(--mono);font-size:11px}
.c4 p{font-size:14px;color:var(--g1);line-height:1.8}
.cmeta{margin-top:8px;font-family:var(--mono);font-size:12px !important;color:var(--c) !important}
.cst{list-style:none;display:flex;flex-wrap:wrap;gap:0;counter-reset:s}
.cst li{position:relative;display:flex;align-items:center;gap:8px;font-size:13px;padding:9px 30px 9px 12px;background:#F6F7F9;margin:0 6px 6px 0}
.cst li:after{content:"›";position:absolute;right:10px;color:var(--c);font-size:16px}
.cst li:last-child:after{content:""}
.cst li i{font-style:normal;font-family:var(--mono);font-size:11px;color:var(--c)}
.ba.big{max-width:none;margin-top:0}
.ba.big > div{font-size:14px;padding:14px 16px}
.dl{margin-top:14px;display:flex;align-items:baseline;gap:14px;flex-wrap:wrap}
.dl small{font-size:12px;color:var(--g2)}
.dl ul{list-style:none;display:flex;flex-wrap:wrap;gap:6px}
.dl li{font-size:12px;padding:3px 9px;border:1px solid color-mix(in srgb,var(--c) 40%,#fff);color:var(--ink)}
.cbody blockquote{margin-top:22px;padding:16px 20px;background:var(--night);color:#fff;font-size:17px;font-weight:300;letter-spacing:.02em;border-left:3px solid var(--c)}
.ctags{display:flex;flex-wrap:wrap;gap:6px;margin-top:16px}
.ctags span{font-size:11px;color:var(--g2);border:1px solid var(--line);padding:2px 8px}
.page-cases .cta-band{display:block}
@media (max-width:1100px){
  .case2 summary{grid-template-columns:120px 1fr;gap:20px}
  .cs-t{grid-column:2;justify-self:start}
  .cbody{padding-left:30px}
}
@media (max-width:760px){
  .cases-sec{padding:36px 0 56px}
  .case2 summary{grid-template-columns:1fr;gap:12px;padding:20px 18px}
  .cs-l{flex-direction:row;align-items:center;flex-wrap:wrap}
  .cs-m h3{font-size:17px}
  .cpain{font-size:13px}
  .ba{grid-template-columns:1fr;max-width:none}
  .ba .ar{transform:rotate(90deg);height:22px}
  .cs-t{grid-column:1}
  .cbody{padding:0 18px 22px}
  .c4{grid-template-columns:1fr}
  .c4 section,.c4 section:nth-child(2){padding:16px 0;border-left:0}
  .cst{flex-direction:column}
  .cst li{margin:0 0 4px}
  .cbody blockquote{font-size:15px}
}
.sub-h.dk.first{margin-top:44px}
.case2[open] .cs-t i{transform:none}
.case2 .cs-t i:before{content:"+"}
.case2[open] .cs-t i:before{content:"−"}
.case2 .cs-t i{font-size:0}
.case2 .cs-t i:before{font-size:16px}

/* 案例卡（参照 MEGA 案例展示方式） */
.cgrid2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.ccard{background:#fff;border:1px solid var(--line);border-top:3px solid var(--c);padding:30px 30px 28px;position:relative;overflow:hidden;transition:box-shadow .25s,transform .25s}
.ccard:hover{box-shadow:0 14px 36px rgba(14,17,22,.07);transform:translateY(-2px)}
.ccard:after{content:"";position:absolute;right:0;top:0;width:90px;height:90px;background:linear-gradient(225deg,color-mix(in srgb,var(--c) 10%,transparent),transparent 70%)}
.ce{display:flex;align-items:center;gap:8px;font-family:var(--mono);font-size:11px;letter-spacing:.12em;color:var(--g2)}
.ce i{width:22px;height:1px;background:var(--c)}
.ce b{font-family:var(--sans);font-weight:500;color:var(--c);letter-spacing:.04em}
.ccard h3{font-size:22px;font-weight:500;margin-top:18px}
.ccard .cp{font-size:13px;color:var(--g2);margin-top:6px}
.ccard .cr{display:block;width:32px;height:1px;background:var(--c);margin:20px 0 16px}
.ccard .cl2{font-size:12px;color:var(--g2);letter-spacing:.1em}
.ccard .cc{font-size:15px;font-weight:500;line-height:1.7;margin-top:6px;color:var(--ink)}
.ccard .cpl2{font-size:13px;color:var(--g1);line-height:1.8;margin-top:12px}
.ccard ul{list-style:none;margin-top:16px;display:flex;flex-direction:column;gap:9px}
.ccard li{position:relative;padding-left:18px;font-size:14px;line-height:1.6}
.ccard li:before{content:"";position:absolute;left:0;top:8px;width:7px;height:7px;background:var(--c)}
@media (max-width:760px){
  .cgrid2{grid-template-columns:1fr;gap:12px}
  .ccard{padding:24px 20px 22px}
  .ccard h3{font-size:19px}
}
/* 案例：一个案例一张卡，竖向排列 */
.cgrid2{grid-template-columns:1fr;gap:14px}
.ccard{display:grid;grid-template-columns:300px 1fr;gap:0 48px;padding:32px 36px}
.ck1{padding-right:24px;border-right:1px solid var(--line)}
.ck2 .cl2{margin-top:0}
.ck2 ul{flex-direction:row;flex-wrap:wrap;gap:8px 22px}
@media (max-width:900px){
  .ccard{grid-template-columns:1fr;padding:24px 20px 22px}
  .ck1{padding:0 0 16px;border-right:0;border-bottom:1px solid var(--line);margin-bottom:16px}
  .ck2 ul{flex-direction:column}
}

/* =================== 关于我们 =================== */
.ab-intro{padding:80px 0}
.ab-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:72px;align-items:start}
.ab-name{font-size:18px;font-weight:500;margin-top:28px}
.ab-lead{font-size:22px;font-weight:300;line-height:1.7}
.ab-p{font-size:15px;color:var(--g1);line-height:1.9;margin-top:16px}
.ab-kv{margin-top:28px}
.ab-kv dt{width:80px}
.kv.ab-kv{grid-template-columns:84px 1fr}
.ab-name-sec{background:var(--night);color:#E6E8EC;border-bottom:0}
.ab-name-sec .eyebrow{color:#6B7280}
.ab-name-sec h2{color:#fff;font-weight:200}
.nm-grid{display:grid;grid-template-columns:220px 1fr;gap:56px;margin-top:44px;align-items:center}
.el{position:relative;width:220px;height:220px;border:1px solid #5E7DFF;background:linear-gradient(135deg,rgba(59,91,255,.22),rgba(59,91,255,.04));display:flex;flex-direction:column;align-items:center;justify-content:center}
.el:before{content:"";position:absolute;inset:-10px;border:1px solid rgba(124,147,255,.18)}
.el .an{position:absolute;left:16px;top:12px;font-family:var(--mono);font-size:18px;color:#AFC0FF}
.el b{font-size:96px;font-weight:200;color:#fff;line-height:1;font-family:var(--mono)}
.el em{font-style:normal;font-size:14px;color:#C9CFDF;margin-top:10px;letter-spacing:.08em}
.el small{position:absolute;right:14px;bottom:12px;font-family:var(--mono);font-size:11px;color:#6B7280}
.nm-row{display:grid;grid-template-columns:150px 1fr;gap:24px;padding:22px 0;border-bottom:1px solid rgba(255,255,255,.1)}
.nm-row:first-child{border-top:1px solid rgba(255,255,255,.28)}
.nm-row .k{font-size:26px;font-weight:300;letter-spacing:.12em;color:#fff}
.nm-row .k .y{color:#5E7DFF}
.nm-row p{font-size:14px;line-height:1.9;color:#A9AFB9}
.way3{display:grid;grid-template-columns:repeat(3,1fr);margin-top:40px;border-top:1px solid var(--ink)}
.way3 > div{padding:26px 26px 0 0;border-right:1px solid var(--line)}
.way3 > div + div{padding-left:26px}
.way3 > div:last-child{border-right:0}
.way3 em{font-style:normal;font-family:var(--mono);font-size:40px;font-weight:300;color:var(--volt)}
.way3 b{display:block;font-size:18px;font-weight:500;margin-top:10px}
.way3 p{font-size:14px;color:var(--g1);line-height:1.85;margin-top:10px}
.eco2{margin-top:40px;display:flex;flex-direction:column;align-items:center}
.eco-top{display:flex;align-items:center;gap:22px;padding:22px 34px;border:1px solid var(--ink);background:#fff}
.eco-top img{height:42px}
.eco-top span{font-size:13px;color:var(--g1);padding-left:22px;border-left:1px solid var(--line)}
.eco-line{width:75%;height:34px;border:1px solid var(--g2);border-bottom:0;position:relative;margin-top:34px}
.eco-line:before{content:"";position:absolute;left:50%;top:-35px;height:34px;border-left:1px solid var(--g2)}
.eco-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;width:100%}
.eco-row a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:26px 12px;background:#fff;border:1px solid var(--line);border-top:3px solid var(--c);min-height:130px;transition:transform .2s,box-shadow .2s}
.eco-row a:hover{transform:translateY(-3px);box-shadow:0 10px 26px rgba(14,17,22,.07)}
.eco-row img{width:150px}.eco-row img.fde{width:126px}
.eco-row .word{font-size:24px;font-weight:500}
.eco-row span{font-size:12px;color:var(--g1)}
.eco2 .note{align-self:flex-start}
.loc2{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:30px}
.lc1{padding:26px 24px;background:#fff;border:1px solid var(--line)}
.lc1 em{font-style:normal;font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--volt)}
.lc1 b{display:block;font-size:16px;font-weight:500;margin-top:10px}
.lc1 p{font-size:14px;color:var(--g1);margin-top:8px}
.lc1 a:hover{color:var(--volt)}
.lc1.mail{background:var(--night);border-color:var(--night);color:#fff}
.lc1.mail p a{color:#AFC0FF}

/* =================== 动态 =================== */
.nw-sec{padding:56px 0 80px}
.nw-list{display:flex;flex-direction:column;margin-top:22px;border-top:1px solid var(--ink)}
.nw-item{display:grid;grid-template-columns:170px 1fr;gap:32px;padding:28px 0;border-bottom:1px solid var(--line);transition:background .2s,padding .2s}
.nw-item:hover{background:#fff;padding-left:14px;padding-right:14px}
.nw-meta{display:flex;flex-direction:column;gap:10px}
.nw-meta time{font-family:var(--mono);font-size:14px;color:var(--ink)}
.nw-cat{align-self:flex-start;font-size:11px;padding:2px 8px;border:1px solid var(--line);color:var(--g1)}
.nw-item.feat .nw-cat{background:var(--c-titoken);border-color:var(--c-titoken);color:#fff}
.nw-main h3{font-size:19px;font-weight:500;line-height:1.5}
.nw-item.feat h3{font-size:22px}
.nw-main p{font-size:14px;color:var(--g1);line-height:1.85;margin-top:8px;max-width:820px}
.nw-src{display:flex;gap:18px;font-size:12px;color:var(--g2);margin-top:12px}
.nw-src span{color:var(--volt)}

/* =================== 联系我们 =================== */
.ct-sec{padding:64px 0 88px}
.ct-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px;align-items:start}
.ct-info{display:flex;flex-direction:column;border-top:1px solid var(--ink)}
.ci{padding:22px 0;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:8px;align-items:flex-start}
.ci em{font-style:normal;font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--volt)}
.ci b{font-size:18px;font-weight:500}
.ci small{font-size:12px;color:var(--g2)}
.ci ul{list-style:none;display:flex;flex-direction:column;gap:8px}
.ci li{font-size:14px;padding-left:16px;position:relative}
.ci li:before{content:"";position:absolute;left:0;top:8px;width:6px;height:6px;background:var(--volt)}
.copy{font:inherit;font-size:12px;padding:6px 12px;border:1px solid var(--ink);background:#fff;cursor:pointer}
.copy:hover{background:var(--ink);color:#fff}
.ct-form{background:#fff;border:1px solid var(--line);border-top:3px solid var(--volt);padding:34px 34px 30px}
.ct-form h2{font-size:26px;margin:0}
.ct-hint{font-size:13px;color:var(--g2);margin-top:8px}
.fg{margin-top:20px;display:flex;flex-direction:column;gap:8px}
.fg.two{display:grid;grid-template-columns:auto 1fr auto 1fr;align-items:center;gap:10px 14px}
.fg label,.lb3{font-size:13px;color:var(--g1)}
.fg label i{font-style:normal;color:var(--volt);margin-left:2px}
.fg input,.fg textarea,.ct-out textarea{font:inherit;font-size:14px;padding:11px 12px;border:1px solid var(--line);background:var(--paper);width:100%;border-radius:0;color:var(--ink)}
.fg input:focus,.fg textarea:focus{outline:none;border-color:var(--volt);background:#fff}
.chk{display:flex;flex-wrap:wrap;gap:8px}
.chk label{cursor:pointer}
.chk input{position:absolute;opacity:0;pointer-events:none}
.chk span{display:inline-block;font-size:13px;padding:8px 14px;border:1px solid var(--line);background:var(--paper)}
.chk input:checked + span{background:var(--ink);color:#fff;border-color:var(--ink)}
.chk input:focus-visible + span{outline:2px solid var(--volt)}
.ct-err{margin-top:12px;font-size:13px;color:#C0392B}
.ct-act{display:flex;align-items:center;gap:18px;margin-top:24px;flex-wrap:wrap}
.ct-act .btn{border:0;cursor:pointer;font:inherit}
.ct-act span{font-size:12px;color:var(--g2)}
.ct-out{margin-top:20px;padding:16px;background:var(--paper);border:1px dashed var(--line)}
.ct-out p{font-size:13px;color:var(--g1);margin-bottom:10px}
.ct-out .copy{margin-top:10px}

@media (max-width:900px){
  .ab-grid,.nm-grid,.ct-grid{grid-template-columns:1fr;gap:32px}
  .way3,.loc2,.eco-row{grid-template-columns:1fr 1fr}
  .way3 > div{border-right:0;padding:22px 0 !important;border-bottom:1px solid var(--line)}
}
@media (max-width:760px){
  .ab-intro{padding:44px 0}
  .ab-lead{font-size:18px}
  .el{width:170px;height:170px;margin:0 auto}
  .el b{font-size:72px}
  .nm-row{grid-template-columns:1fr;gap:8px}
  .way3,.loc2{grid-template-columns:1fr}
  .eco-top{flex-direction:column;gap:10px;padding:18px 20px}
  .eco-top span{border-left:0;padding-left:0}
  .eco-line{width:50%}
  .eco-row{grid-template-columns:1fr 1fr;gap:8px}
  .eco-row img{width:120px}.eco-row img.fde{width:100px}
  .nw-item{grid-template-columns:1fr;gap:10px;padding:22px 0}
  .nw-meta{flex-direction:row;align-items:center}
  .nw-main h3,.nw-item.feat h3{font-size:17px}
  .ct-form{padding:24px 18px}
  .fg.two{grid-template-columns:1fr}
}

/* 关于我们 v2：紧凑 */
.ab-way,.ab-eco{padding:56px 0}
.ab-way h2,.ab-eco h2{font-size:28px}
.way3{margin-top:24px}
.way3 > div{padding:16px 22px 16px 0;display:grid;grid-template-columns:34px 1fr;column-gap:10px;align-items:baseline}
.way3 > div + div{padding-left:22px}
.way3 em{font-size:14px;grid-row:1/3}
.way3 b{font-size:15px;margin:0}
.way3 p{font-size:13px;line-height:1.7;margin-top:4px}
.eco2{margin-top:24px}
.eco-top{padding:12px 22px;gap:16px}
.eco-top img{height:30px}
.eco-top span{font-size:12px;padding-left:16px}
.eco-line{height:20px;margin-top:20px}
.eco-line:before{top:-21px;height:20px}
.eco-row a{min-height:0;padding:14px 10px;gap:8px}
.eco-row img{width:112px}.eco-row img.fde{width:94px}
.eco-row .word{font-size:18px}
.eco-row span{font-size:11px}
.nw-meta time{font-size:13px;color:var(--g2)}
@media (max-width:900px){.way3 > div{padding:14px 0 !important}}
@media (max-width:760px){.ab-way,.ab-eco{padding:40px 0}.ab-way h2,.ab-eco h2{font-size:22px}}
.way3 b,.way3 p{grid-column:2}.way3 em{grid-column:1;grid-row:1 / span 2}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.consent{display:flex;gap:10px;align-items:flex-start;margin-top:20px;font-size:12px;color:var(--g1);line-height:1.7;cursor:pointer}
.consent input{margin-top:3px;width:16px;height:16px;flex:none;accent-color:var(--volt)}
.ct-act .btn[disabled]{opacity:.6;cursor:wait}
.ct-ok{margin-top:24px;padding:22px;background:color-mix(in srgb,var(--volt) 8%,#fff);border-left:3px solid var(--volt)}
.ct-ok b{font-size:18px;font-weight:500}
.ct-ok p{font-size:14px;color:var(--g1);margin-top:6px}
[hidden]{display:none !important}