/* =========================================================
   爱合未来官网 · 共享样式
   设计语言：白底、细线、小圆角、mono 标签、无渐变无阴影
   ========================================================= */
:root{
  --g900:#12370F; --g800:#1B5E20; --g700:#2C5F2D; --g600:#43A047;
  --g500:#5CA84A; --g400:#97BC62; --g200:#CFE3C4; --g100:#EDF3E6; --g50:#F5F7F1;
  --or:#7A6A4E; --or-soft:#F7F3EA;
  --ink:#1E241B; --ink2:#414940; --muted:#6E7669; --faint:#9AA294;
  --line:#E3E5DE; --line2:#EEF0EA;
  --bg:#FFFFFF; --paper:#FAFAF7; --card:#FFFFFF;
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
  --maxw:1120px;
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.75;
  font-size:15px;overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit;font-size:inherit;color:inherit}
ul{list-style:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
@media(min-width:900px){.wrap{padding:0 40px}}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ================= 导航 ================= */
.nav{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.94);
  backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid transparent;transition:border-color .3s}
.nav.solid{border-bottom-color:var(--line)}
.nav-in{display:flex;align-items:center;gap:14px;height:60px;max-width:var(--maxw);margin:0 auto;padding:0 22px}
@media(min-width:900px){.nav-in{padding:0 40px;height:70px;gap:30px}}
.logo{display:flex;align-items:center;gap:9px;flex:0 0 auto}
.logo-mark{width:26px;height:26px;flex:0 0 auto}
.logo-txt{font-size:15.5px;font-weight:700;letter-spacing:.08em;color:var(--g800);line-height:1.1}
.logo-txt i{display:block;font-style:normal;font-size:7.5px;font-weight:500;letter-spacing:.26em;color:var(--faint);margin-top:2px}
.nav-links{display:none}
@media(min-width:900px){.nav-links{display:flex;gap:28px;align-items:center;margin-left:auto}}
.nav-links a{font-size:13px;font-weight:500;color:var(--ink2);position:relative;transition:color .2s;padding:4px 0}
.nav-links a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;background:var(--g700);transition:right .25s}
.nav-links a:hover{color:var(--g700)}
.nav-links a:hover::after{right:0}
.nav-links a.on{color:var(--g900);font-weight:600}
.nav-links a.on::after{right:0;background:var(--g900)}
.nav-cta{margin-left:auto;display:inline-flex;align-items:center;gap:6px;white-space:nowrap;
  background:var(--g800);color:#fff;font-size:12.5px;font-weight:500;padding:9px 15px;border-radius:3px;
  letter-spacing:.02em;transition:background .2s}
@media(min-width:900px){.nav-cta{margin-left:0;padding:10px 20px}}
.nav-cta:hover{background:var(--g900)}
.nav-cta svg{width:13px;height:13px;opacity:.8}
@media(max-width:479px){.nav-cta{display:none}}
.nav-toggle{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;
  margin-left:6px;background:none;border:1px solid var(--line);border-radius:3px;cursor:pointer;color:var(--ink2)}
.nav-toggle svg{width:17px;height:17px}
@media(min-width:900px){.nav-toggle{display:none}}
.mnav{position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);
  padding:6px 22px 16px;display:none}
.mnav.open{display:block}
.mnav a{display:block;padding:13px 0;font-size:14px;color:var(--ink2);border-bottom:1px solid var(--line2)}
.mnav a:last-of-type{border-bottom:0}
.mnav .mnav-cta{display:inline-flex;margin-top:14px;background:var(--g800);color:#fff;
  padding:11px 18px;border:0;border-radius:3px;font-size:13px}

/* ================= 通用按钮 ================= */
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--g800);color:#fff;
  font-size:13px;font-weight:500;padding:12px 22px;border-radius:3px;border:1px solid var(--g800);
  cursor:pointer;transition:background .18s,border-color .18s;letter-spacing:.02em}
.btn:hover{background:var(--g900);border-color:var(--g900)}
.btn svg{width:13px;height:13px;opacity:.85}
.btn-line{display:inline-flex;align-items:center;gap:8px;background:none;color:var(--ink);
  font-size:13px;font-weight:500;padding:12px 22px;border-radius:3px;border:1px solid var(--line);
  cursor:pointer;transition:border-color .18s,color .18s;letter-spacing:.02em}
.btn-line:hover{border-color:var(--g700);color:var(--g800)}
.btn-line svg{width:13px;height:13px;opacity:.6}
.btn-sm{padding:9px 15px;font-size:12.5px}
.link-a{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:500;color:var(--g700)}
.link-a svg{width:12px;height:12px;transition:transform .2s}
.link-a:hover{color:var(--g900)}
.link-a:hover svg{transform:translateX(3px)}

/* ================= 首屏 ================= */
.hero{position:relative;padding:56px 0 0;background:#fff}
@media(min-width:900px){.hero{padding:88px 0 0}}
.hero-in{position:relative;z-index:2}
.hero-copy{max-width:none}
@media(min-width:980px){
  .hero-in{display:grid;grid-template-columns:minmax(0,1fr) 232px;column-gap:72px;align-items:start}
  .hero-copy{grid-column:1;grid-row:1}
}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);
  font-size:11px;letter-spacing:.16em;color:var(--muted);font-weight:400;margin-bottom:26px}
.eyebrow i{width:22px;height:1px;background:var(--g700);display:block}
h1{font-size:clamp(30px,7.2vw,54px);line-height:1.2;font-weight:700;letter-spacing:.01em;color:var(--g900)}
@media(min-width:900px){h1{font-size:clamp(38px,3.9vw,52px);line-height:1.2}}
h1 em{font-style:normal;color:var(--g700)}
.hero-sub{margin-top:24px;font-size:14.5px;line-height:2;color:var(--muted);max-width:600px}
@media(min-width:900px){.hero-sub{font-size:15px;margin-top:26px}}
.hero-sub b{color:var(--ink);font-weight:600}
.hero-btns{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.hero-side{display:grid;grid-template-columns:repeat(2,1fr);gap:0 18px;margin-top:34px;
  border-top:1px solid var(--line)}
@media(min-width:980px){
  .hero-side{grid-column:2;grid-row:1;display:block;margin-top:4px;
    border-top:0;border-left:1px solid var(--line);padding-left:30px}
}
.fact{padding:13px 0;border-bottom:1px solid var(--line2)}
.fact b{display:block;font-family:var(--mono);font-size:23px;font-weight:400;color:var(--g800);
  line-height:1.15;letter-spacing:.01em}
.fact span{display:block;font-size:11px;color:var(--faint);margin-top:3px;letter-spacing:.06em;line-height:1.5}
.hero-tag{margin-top:54px;display:flex;align-items:center;gap:12px;font-family:var(--mono);
  font-size:10px;letter-spacing:.16em;color:var(--faint)}
.hero-tag::after{content:"";flex:1;height:1px;background:var(--line)}

/* 产线示意条 */
.rail{margin-top:18px;display:flex;align-items:flex-start;overflow-x:auto;padding:0 0 34px;
  scrollbar-width:none;-ms-overflow-style:none;
  -webkit-mask-image:linear-gradient(90deg,#000 0,#000 86%,transparent 100%);
  mask-image:linear-gradient(90deg,#000 0,#000 86%,transparent 100%)}
@media(min-width:900px){.rail{-webkit-mask-image:none;mask-image:none;padding-bottom:46px}}
.rail-tail{display:none}
@media(min-width:900px){
  .rail-tail{display:flex;flex:1;justify-content:flex-end;align-items:flex-start;padding-top:6px}
  .rail-tail a{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;color:var(--muted);
    letter-spacing:.02em;border-bottom:1px solid transparent;padding-bottom:2px;transition:color .2s,border-color .2s}
  .rail-tail a:hover{color:var(--g800);border-bottom-color:var(--g200)}
  .rail-tail svg{width:11px;height:11px;opacity:.7}
}
@media(min-width:980px){.rail{grid-column:1/-1}.hero-tag{grid-column:1/-1;margin-top:50px}}
.rail::-webkit-scrollbar{display:none}
.rail-item{flex:0 0 auto;display:flex;align-items:flex-start;gap:0}
.rail-cell{display:flex;flex-direction:column;gap:1px}
.rail-cell b{font-size:13.5px;font-weight:600;color:var(--g900);letter-spacing:.05em;line-height:1.6}
.rail-cell i{font-style:normal;font-family:var(--mono);font-size:8.5px;color:var(--faint);letter-spacing:.12em}
.rail-arrow{width:40px;flex:0 0 auto;display:flex;justify-content:center;padding-top:3px;color:#D5D9CD}
.rail-arrow svg{width:11px;height:11px}

/* 内页头 */
.phead{padding:44px 0 0;background:#fff}
@media(min-width:900px){.phead{padding:64px 0 0}}
.phead .eyebrow{margin-bottom:20px}
.phead h1{font-size:clamp(26px,5.6vw,40px);line-height:1.3;
  background:linear-gradient(102deg,#22601F 0%,#4E9E3B 26%,#9DBE3C 50%,#EFB52B 74%,#E8850C 100%);
  -webkit-background-clip:text;background-clip:text;
  color:transparent;-webkit-text-fill-color:transparent}
@media(min-width:900px){.phead h1{font-size:clamp(32px,3.4vw,42px)}}
.phead .eyebrow{color:var(--g700)}
.phead-sub{margin-top:18px;font-size:14px;line-height:2;color:var(--muted);max-width:640px}
.phead-meta{display:flex;flex-wrap:wrap;gap:8px 28px;margin-top:26px;padding-top:18px;
  border-top:1px solid var(--line);font-size:11.5px;color:var(--faint);letter-spacing:.04em}
.phead-meta span b{font-family:var(--mono);font-weight:400;color:var(--g700);font-size:13px;
  margin-right:5px;letter-spacing:0}

/* ================= 区块 ================= */
.sec{padding:54px 0 60px;position:relative;scroll-margin-top:74px}
@media(min-width:900px){.sec{padding:82px 0 90px}}
.sec-alt{background:var(--paper);border-top:1px solid var(--line2);border-bottom:1px solid var(--line2)}
.sec-head{margin-bottom:34px;max-width:720px}
.sec-no{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);font-size:10px;
  letter-spacing:.16em;color:var(--faint);margin-bottom:14px}
.sec-no i{display:block;width:20px;height:1px;background:var(--g400)}
h2{font-size:clamp(21px,4.6vw,30px);font-weight:700;color:var(--g900);letter-spacing:.01em;line-height:1.42}
h2 em{font-style:normal;color:var(--g700)}
.sec-sub{margin-top:14px;font-size:13.5px;color:var(--muted);line-height:1.95}
@media(min-width:900px){.sec-sub{font-size:14px}}
.sub-h{display:flex;align-items:baseline;gap:10px;margin:0 0 16px;
  padding-bottom:10px;border-bottom:1px solid var(--line)}
.sub-h b{font-size:15px;font-weight:600;color:var(--g900);letter-spacing:.02em}
.sub-h span{font-family:var(--mono);font-size:9px;letter-spacing:.16em;color:var(--faint)}
.sub-h .k{margin-left:auto;font-size:11.5px;color:var(--muted);font-family:inherit;letter-spacing:0}

/* ================= 业务方向 ================= */
.dirs{display:grid;grid-template-columns:1fr;gap:0;border-top:1px solid var(--line)}
@media(min-width:860px){.dirs{grid-template-columns:1fr 1fr;gap:0 0}}
.dir{padding:24px 0 26px;border-bottom:1px solid var(--line)}
@media(min-width:860px){
  .dir{padding:28px 34px 30px}
  .dir:first-child{padding-left:0;border-right:1px solid var(--line)}
  .dir:last-child{padding-right:0}
}
.dir-k{font-family:var(--mono);font-size:9.5px;letter-spacing:.16em;color:var(--faint);margin-bottom:9px}
.dir h3{font-size:18px;font-weight:600;color:var(--g900);letter-spacing:.01em;margin-bottom:6px}
.dir .dir-for{font-size:11.5px;color:var(--faint);margin-bottom:14px}
.dir p{font-size:12.5px;line-height:1.9;color:var(--ink2);margin-bottom:14px}
.dir-list{margin-bottom:16px}
.dir-list li{position:relative;padding-left:16px;font-size:12.5px;line-height:1.85;color:var(--ink2);
  margin-bottom:6px}
.dir-list li::before{content:"";position:absolute;left:0;top:.95em;width:6px;height:1px;background:var(--g400)}
.dir-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:16px}
.dir-tags span{font-size:10.5px;color:var(--ink2);border:1px solid var(--line);border-radius:2px;
  padding:3px 8px;letter-spacing:.02em}

/* ================= 架构图 ================= */
.arch{border:1px solid var(--line);border-radius:4px;overflow:hidden;background:#fff}
.arch-row{display:grid;grid-template-columns:1fr;border-bottom:1px solid var(--line)}
.arch-row:last-child{border-bottom:0}
@media(min-width:760px){.arch-row{grid-template-columns:132px 1fr}}
.arch-k{padding:15px 18px;background:var(--paper);border-bottom:1px solid var(--line2);
  display:flex;flex-direction:column;gap:3px}
@media(min-width:760px){
  .arch-k{border-bottom:0;border-right:1px solid var(--line)}
}
.arch-k b{font-size:12px;font-weight:600;color:var(--g800);letter-spacing:.06em}
.arch-k i{font-style:normal;font-family:var(--mono);font-size:8.5px;letter-spacing:.14em;color:var(--faint)}
.arch-body{padding:16px 18px;display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.arch-cell{font-size:12px;color:var(--ink2);border:1px solid var(--line);border-radius:2px;
  padding:5px 10px;background:#fff;line-height:1.6}
.arch-cell b{font-weight:600;color:var(--g900)}
.arch-cell.hi{border-color:var(--g200);background:var(--g100)}
.arch-cell.dim{border-style:dashed;color:var(--muted)}
.arch-plus{color:#CFD3C6;font-size:11px;line-height:1}
.arch-flow{display:flex;flex-wrap:wrap;align-items:center;gap:6px}
.arch-foot{padding:13px 18px;border-top:1px solid var(--line);background:#fff;font-size:11.5px;
  color:var(--muted);line-height:1.8}
.arch-foot b{color:var(--g800);font-weight:600}

/* ================= 表格 ================= */
.tbl-wrap{margin-top:4px;overflow-x:auto;border:1px solid var(--line);border-radius:4px;background:#fff}
table.tbl{width:100%;border-collapse:separate;border-spacing:0;min-width:680px;font-size:12.5px}
.tbl th,.tbl td{text-align:left;padding:13px 15px;border-bottom:1px solid var(--line);vertical-align:top;
  line-height:1.7}
.tbl thead th{font-size:11px;font-weight:600;color:var(--muted);letter-spacing:.06em;
  background:var(--paper);border-bottom:1px solid var(--line);white-space:nowrap}
.tbl tbody th{font-weight:600;color:var(--g900);font-size:12.5px;background:#fff;width:180px}
.tbl tbody td{color:var(--ink2)}
.tbl tbody tr:last-child th,.tbl tbody tr:last-child td{border-bottom:0}
.tbl tbody tr:hover td,.tbl tbody tr:hover th{background:#FCFCF9}
.tbl .mono{font-family:var(--mono);font-size:10.5px;color:var(--faint);letter-spacing:.06em}
/* 四列诊断表：按比例分配，避免首列被挤成两行 */
.tbl-diag thead th:nth-child(1){width:33%}
.tbl-diag thead th:nth-child(2){width:29%}
.tbl-diag thead th:nth-child(3){width:21%}
.tbl-diag thead th:nth-child(4){width:17%}
.tbl-diag tbody th{width:auto}
.tbl .tag{display:inline-block;font-size:10px;color:var(--muted);border:1px solid var(--line);
  border-radius:2px;padding:1px 6px;margin-right:5px;white-space:nowrap}
.tbl a.go{display:inline-flex;align-items:center;gap:4px;color:var(--g700);font-size:11.5px;white-space:nowrap}
.tbl a.go svg{width:10px;height:10px;opacity:.7}
.tbl a.go:hover{color:var(--g900)}

/* 筛选条 */
.filter{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:16px}
.filter button{font-size:11.5px;color:var(--ink2);background:none;border:1px solid var(--line);
  border-radius:2px;padding:5px 11px;cursor:pointer;transition:.16s;letter-spacing:.02em}
.filter button:hover{border-color:var(--g200);color:var(--g800)}
.filter button.on{background:var(--g800);border-color:var(--g800);color:#fff}
.filter button span{font-family:var(--mono);font-size:9.5px;opacity:.7;margin-left:1px}

/* ================= 产品全景图 ================= */
.pmap{margin-top:4px;border:1px solid var(--line);border-radius:4px;background:#fff;overflow:hidden}
.pmap-mfg{position:relative}
.pmap-bar{display:flex;align-items:center;gap:12px;padding:11px 16px;background:var(--paper);
  border-bottom:1px solid var(--line)}
.pmap-k{font-size:11.5px;font-weight:600;color:var(--g800);letter-spacing:.04em}
.pmap-x{margin-left:auto;font-family:var(--mono);font-size:9.5px;letter-spacing:.1em;color:var(--faint)}

/* 主链路：五段共线，节点落在同一条线上 */
.pstages{position:relative;display:grid;grid-template-columns:1fr;padding:0 16px}
.pstage{position:relative;padding:16px 0 18px}
.pstage + .pstage{border-top:1px solid var(--line2)}
@media(min-width:860px){
  .pstages{grid-template-columns:1.16fr .96fr 1.16fr .96fr .96fr;padding:0}
  .pstages::before{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:var(--g200)}
  .pstage{padding:24px 15px 26px;border-left:1px solid var(--line2)}
  .pstage + .pstage{border-top:0}
  .pstage:first-child{border-left:0;padding-left:18px}
  .pstage::before{content:"";position:absolute;left:18px;top:-3.5px;width:7px;height:7px;
    border-radius:50%;background:var(--g700);box-shadow:0 0 0 3px #fff}
  .pstage-core::before{background:var(--or)}
}
.pstage-k{display:flex;align-items:baseline;gap:7px;margin-bottom:11px}
.pstage-k b{font-family:var(--mono);font-size:9px;font-weight:400;letter-spacing:.1em;color:var(--g600)}
.pstage-k span{font-size:12px;font-weight:600;color:var(--g900);letter-spacing:.02em}
.pstage-d{font-size:10.5px;color:var(--faint);line-height:1.65;margin:-3px 0 11px}
@media(min-width:860px){.pstage-d{min-height:35px}}

/* 产品节点 */
.pnode{display:flex;align-items:center;gap:9px;width:100%;text-align:left;background:#fff;
  border:1px solid var(--line);border-radius:3px;padding:9px 10px;margin:0 0 6px;cursor:pointer;
  font-family:inherit;transition:border-color .16s,background .16s}
.pnode:last-child{margin-bottom:0}
.pnode:hover{border-color:var(--g200);background:var(--g50)}
.pnode.on{border-color:var(--g700);background:var(--g100)}
.pnode-ic{flex:0 0 auto;width:22px;height:22px;display:flex;align-items:center;justify-content:center;color:var(--g500)}
.pnode-ic svg{width:17px;height:17px}
.pnode.on .pnode-ic{color:var(--g800)}
.pnode-t{flex:1;min-width:0;display:flex;align-items:baseline;gap:6px}
.pnode-t b{font-size:12px;font-weight:500;color:var(--ink);line-height:1.45;letter-spacing:.01em}
.pnode-t i{flex:0 0 auto;margin-left:auto;font-family:var(--mono);font-style:normal;
  font-size:9px;color:var(--faint);letter-spacing:.06em}
.pnode-core{background:var(--or-soft);border-color:#E6DDC9}
.pnode-core .pnode-ic{color:var(--or)}
.pnode-core:hover{background:#F3EDE0;border-color:#D8CBAC}
.pnode-core.on{background:#F1EADA;border-color:var(--or)}

/* 支撑层：两条带 */
.pbands{display:grid;grid-template-columns:1fr;border-top:1px solid var(--line);background:var(--paper)}
.pband{padding:15px 16px 16px;border-top:1px solid var(--line2)}
.pband:first-child{border-top:0}
.pband-k{display:flex;align-items:baseline;gap:8px;margin-bottom:10px}
.pband-k span{font-size:11.5px;font-weight:600;color:var(--g800);letter-spacing:.03em}
.pband-k b{font-family:var(--mono);font-size:9px;font-weight:400;color:var(--faint)}
.pband-k i{margin-left:auto;font-style:normal;font-family:var(--mono);
  font-size:8.5px;letter-spacing:.16em;color:var(--faint)}
.pband-body{display:grid;grid-template-columns:1fr;gap:6px}
@media(min-width:560px){.pband-body{grid-template-columns:repeat(3,1fr)}}
.pband .pnode{margin-bottom:0;background:#fff}
@media(min-width:860px){
  .pbands{grid-template-columns:1fr 1fr}
  .pband{border-top:0;border-right:1px solid var(--line);padding:16px 18px 18px}
  .pband:last-child{border-right:0}
}

/* 选中产品的详情条 */
.pdetail{border-top:1px solid var(--line);padding:18px 16px;background:#fff;
  display:grid;grid-template-columns:1fr;gap:16px}
@media(min-width:760px){
  .pdetail{grid-template-columns:200px minmax(0,1fr) 172px;gap:26px;align-items:start;padding:20px 18px}
}
.pd-head{display:flex;gap:10px;align-items:flex-start}
.pd-ic{flex:0 0 auto;width:34px;height:34px;border:1px solid var(--line);border-radius:3px;
  background:var(--paper);display:flex;align-items:center;justify-content:center;color:var(--g700)}
.pd-ic svg{width:18px;height:18px}
.pd-name{font-size:14px;font-weight:600;color:var(--g900);line-height:1.4;letter-spacing:.01em}
.pd-stage{font-family:var(--mono);font-size:9px;letter-spacing:.1em;color:var(--faint);margin-top:5px}
.pd-body p{font-size:12.5px;line-height:1.85;color:var(--ink2)}
.pd-caps{display:flex;flex-wrap:wrap;gap:6px;margin-top:9px}
.pd-caps span{font-size:10.5px;color:var(--ink2);border:1px solid var(--line);
  border-radius:2px;padding:2px 8px;background:#fff}
.pd-act{display:flex;flex-direction:column;gap:7px}
.pd-btn{display:inline-flex;align-items:center;justify-content:center;gap:5px;font-size:11.5px;
  padding:8px 12px;border:1px solid var(--line);border-radius:3px;background:#fff;color:var(--ink2);
  cursor:pointer;letter-spacing:.02em;transition:.16s;font-family:inherit}
.pd-btn:hover{border-color:var(--g700);color:var(--g800)}
.pd-btn.solid{background:var(--g800);border-color:var(--g800);color:#fff}
.pd-btn.solid:hover{background:var(--g900);border-color:var(--g900);color:#fff}
.pd-btn.only{cursor:default;color:var(--muted)}
.pd-btn.only:hover{border-color:var(--line);color:var(--muted)}
.pd-btn svg{width:11px;height:11px;opacity:.8}

/* ================= 数据资产 ================= */
.assets{display:grid;grid-template-columns:1fr;gap:0;border-top:1px solid var(--line)}
@media(min-width:760px){.assets{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1000px){.assets{grid-template-columns:repeat(4,1fr)}}
.asset{padding:22px 0;border-bottom:1px solid var(--line)}
@media(min-width:760px){
  .asset{padding:24px 22px}
  .asset:nth-child(odd){padding-left:0}
  .asset:nth-child(even){border-left:1px solid var(--line)}
}
@media(min-width:1000px){
  .asset{padding:26px 22px;border-bottom:0}
  .asset:first-child{padding-left:0}
  .asset + .asset{border-left:1px solid var(--line)}
}
.asset-k{font-family:var(--mono);font-size:9px;letter-spacing:.16em;color:var(--faint);margin-bottom:10px}
.asset h3{font-size:14.5px;font-weight:600;color:var(--g900);margin-bottom:7px;letter-spacing:.02em}
.asset p{font-size:12px;line-height:1.85;color:var(--muted)}
.assets-note{margin-top:22px;font-size:12.5px;color:var(--muted);line-height:1.9;
  padding-top:18px;border-top:1px solid var(--line)}
.assets-note b{color:var(--g800);font-weight:600}

/* ================= 案例 ================= */
.cases{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:860px){.cases{grid-template-columns:repeat(3,1fr);gap:16px}}
.case{border:1px solid var(--line);border-radius:4px;background:#fff;padding:24px 22px 20px;
  display:flex;flex-direction:column;transition:border-color .2s}
.case:hover{border-color:var(--g200)}
.case-k{font-family:var(--mono);font-size:9px;letter-spacing:.16em;color:var(--faint);margin-bottom:12px}
.case h3{font-size:16px;font-weight:600;color:var(--g900);margin-bottom:5px}
.case .who{font-size:11.5px;color:var(--faint);margin-bottom:16px}
.case-list{margin-bottom:16px;flex:1}
.case-list li{position:relative;padding-left:16px;font-size:12.5px;line-height:1.85;color:var(--ink2);
  margin-bottom:7px}
.case-list li::before{content:"";position:absolute;left:0;top:.95em;width:6px;height:1px;background:var(--g400)}
.case-list b{color:var(--g900);font-weight:600}
.case-foot{border-top:1px solid var(--line2);padding-top:13px;display:flex;flex-wrap:wrap;gap:5px}
.case-foot span{font-size:10px;color:var(--muted);border:1px solid var(--line);border-radius:2px;
  padding:2px 7px}
.case-note{margin-top:18px;font-size:11.5px;color:var(--faint);line-height:1.85}

/* ================= 资讯 / 一日一词 ================= */
.words{display:grid;grid-template-columns:1fr;gap:0;border-top:1px solid var(--line)}
@media(min-width:760px){.words{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1000px){.words{grid-template-columns:repeat(4,1fr)}}
.word{padding:20px 0;border-bottom:1px solid var(--line);display:flex;flex-direction:column}
@media(min-width:760px){
  .word{padding:22px}
  .word:nth-child(odd){padding-left:0}
  .word:nth-child(even){border-left:1px solid var(--line)}
}
@media(min-width:1000px){
  .word{padding:24px 22px;border-bottom:0}
  .word:first-child{padding-left:0}
  .word + .word{border-left:1px solid var(--line)}
}
.word-k{display:flex;align-items:center;justify-content:space-between;gap:8px;
  font-family:var(--mono);font-size:9px;letter-spacing:.14em;color:var(--faint);margin-bottom:10px}
.word-k em{font-style:normal;color:var(--g600);letter-spacing:.1em}
.word h3{font-size:15px;font-weight:600;color:var(--g900);margin-bottom:2px;letter-spacing:.02em}
.word .en{font-family:var(--mono);font-size:9.5px;color:var(--faint);letter-spacing:.1em;margin-bottom:10px}
.word .pr{font-size:11.5px;color:var(--muted);line-height:1.8;margin-bottom:6px}
.word .pr b{color:var(--g800);font-weight:600;margin-right:4px;font-family:var(--mono);
  font-size:9px;letter-spacing:.1em}
.word .quote{font-size:12px;color:var(--ink2);line-height:1.8;padding-left:10px;
  border-left:1px solid var(--g200);margin-top:auto;padding-top:10px}
.words-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  margin-top:24px;padding-top:18px;border-top:1px solid var(--line)}
.words-foot p{font-size:12px;color:var(--muted);line-height:1.8}
.words-foot p b{color:var(--g900);font-weight:600}

/* ================= CTA ================= */
.cta-sec{padding:0 0 60px;scroll-margin-top:74px}
@media(min-width:900px){.cta-sec{padding:0 0 90px}}
.cta{position:relative;overflow:hidden;border-radius:6px;padding:40px 26px 36px;
  background:var(--g800);color:#fff}
@media(min-width:900px){.cta{padding:56px 54px}}
.cta-in{position:relative;z-index:2}
.cta h2{color:#fff;font-size:clamp(21px,4.4vw,30px);line-height:1.45}
.cta p{margin-top:15px;font-size:13.5px;line-height:1.95;color:rgba(255,255,255,.66);max-width:560px}
.cta-steps{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:24px}
.cta-steps div,.cta-steps button{display:flex;gap:8px;font-size:12px;color:rgba(255,255,255,.78);
  line-height:1.7;text-align:left}
.cta-steps button{background:none;border:0;padding:0;cursor:pointer;transition:color .18s;
  border-bottom:1px solid transparent;padding-bottom:1px}
.cta-steps button:hover{color:#fff;border-bottom-color:rgba(255,255,255,.35)}
.cta-steps b{font-family:var(--mono);font-size:10px;color:var(--g400);font-weight:400;padding-top:2px}
.cta-btns{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.btn-w{display:inline-flex;align-items:center;gap:8px;background:#fff;color:var(--g900);
  font-size:13px;font-weight:500;padding:12px 22px;border-radius:3px;border:1px solid #fff;transition:opacity .18s}
.btn-w:hover{opacity:.86}
.btn-g{display:inline-flex;align-items:center;gap:8px;background:none;
  border:1px solid rgba(255,255,255,.32);color:#fff;font-size:13px;font-weight:400;
  padding:12px 22px;border-radius:3px;cursor:pointer;transition:background .18s}
.btn-g:hover{background:rgba(255,255,255,.1)}
.btn-w svg,.btn-g svg{width:13px;height:13px;opacity:.8}

/* ================= 页脚 ================= */
footer{background:var(--g900);color:rgba(255,255,255,.46);font-size:11.5px;letter-spacing:.02em;
  line-height:1.9;padding:44px 0 26px}
.f-grid{display:grid;grid-template-columns:1fr;gap:28px;padding-bottom:30px;
  border-bottom:1px solid rgba(255,255,255,.1)}
@media(min-width:760px){.f-grid{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:30px}}
.f-brand .logo-txt{color:rgba(255,255,255,.92)}
.f-brand .logo-mark{width:24px;height:24px}
.f-brand .f-slogan{margin-top:14px;font-size:11.5px;color:rgba(255,255,255,.42);line-height:1.9;
  max-width:230px}
.f-col b{display:block;font-size:11px;font-weight:600;color:rgba(255,255,255,.8);
  letter-spacing:.14em;margin-bottom:12px;font-family:var(--mono)}
.f-col a,.f-col span{display:block;font-size:11.5px;color:rgba(255,255,255,.46);
  padding:3px 0;transition:color .18s;line-height:1.85}
.f-col a:hover{color:#fff}
.f-bot{display:flex;flex-wrap:wrap;gap:6px 18px;align-items:center;justify-content:space-between;
  padding-top:18px;font-size:10.5px;color:rgba(255,255,255,.34)}
.f-bot .f-links{display:flex;flex-wrap:wrap;gap:16px}
.f-bot a:hover{color:rgba(255,255,255,.8)}

/* ================= 回到顶部 ================= */
.top{position:fixed;right:16px;bottom:20px;z-index:70;width:38px;height:38px;border-radius:3px;
  background:#fff;color:var(--g800);display:grid;place-items:center;border:1px solid var(--line);cursor:pointer;
  opacity:0;pointer-events:none;transition:.3s;transform:translateY(8px)}
.top:hover{background:var(--g800);color:#fff;border-color:var(--g800)}
.top.show{opacity:1;pointer-events:auto;transform:none}
.top svg{width:15px;height:15px}
@media(min-width:900px){.top{right:26px;bottom:26px}}

/* ================= 滚动出现 ================= */
.rv{opacity:0;transform:translateY(12px);transition:opacity .55s ease,transform .55s ease}
.rv.in{opacity:1;transform:none}

/* ================= 咨询台（与 v3 保持一致） ================= */
.ask-sec{position:relative;padding:0 0 70px;scroll-margin-top:74px}
.ai{background:#fff;border:1px solid var(--line);border-radius:5px;overflow:hidden;position:relative}
.ai-top{display:flex;align-items:center;gap:9px;padding:13px 20px;border-bottom:1px solid var(--line);
  background:#fff}
.ai-av{width:18px;height:18px;color:var(--g700);display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.ai-av svg{width:16px;height:16px}
.ai-id b{display:block;font-size:12.5px;font-weight:600;color:var(--ink);letter-spacing:.06em;line-height:1.4}
.ai-id span{display:none;font-size:10.5px;color:var(--faint);line-height:1.5}
@media(min-width:620px){.ai-id span{display:block}}
.ai-live{margin-left:auto;display:none;align-items:center;font-size:10px;
  font-family:var(--mono);letter-spacing:.08em;color:var(--faint)}
@media(min-width:620px){.ai-live{display:flex}}
.ai-log{padding:26px 20px 6px;max-height:min(62vh,540px);overflow-y:auto;
  overscroll-behavior:contain}
.ai-log.has-wall{max-height:none}
@media(min-width:900px){.ai-log{padding:30px 26px 6px;max-height:600px}
  .ai-log.has-wall{max-height:min(78vh,820px)}}
.msg-u{width:fit-content;max-width:80%;margin-left:auto;background:#F4F5F1;color:var(--ink2);
  font-size:12.5px;line-height:1.7;padding:8px 12px;border-radius:2px;
  animation:mIn .26s ease both}
@keyframes mIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.msg-a{max-width:100%;margin:20px 0 0;padding:0 0 0 18px;border-left:2px solid var(--g700);
  font-size:13.5px;line-height:1.95;color:var(--ink2);animation:mIn .3s ease both}
.msg-a p{margin-bottom:11px}
.msg-a p:last-child{margin-bottom:0}
.msg-a b{color:var(--g900);font-weight:600}
.msg-a ul{list-style:none;margin:0 0 11px;padding:0}
.msg-a ul:last-child{margin-bottom:0}
.msg-a li{position:relative;padding-left:15px;margin-bottom:6px}
.msg-a li:last-child{margin-bottom:0}
.msg-a li::before{content:"";position:absolute;left:0;top:1em;width:6px;height:1px;background:var(--g400)}
.ai-typing{margin:20px 0 0;padding:0 0 0 18px;border-left:2px solid var(--line);
  font-size:12px;color:var(--faint);line-height:2;letter-spacing:.04em}
.flow{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin:14px 0 4px}
.flow span{font-size:11.5px;font-weight:400;color:var(--muted);letter-spacing:.02em}
.flow i{font-style:normal;color:#CFD3C6;font-size:10px;line-height:1}
.note{margin-top:16px;border-left:1px solid var(--g200);background:#F5F7F1;
  padding:10px 14px;font-size:12px;line-height:1.9;color:var(--muted)}
.note b{display:block;font-family:var(--mono);font-size:9px;letter-spacing:.14em;
  color:var(--faint);font-weight:500;margin-bottom:3px}

/* 产品墙 */
.wall{margin-top:24px;padding-top:18px;border-top:1px solid var(--line)}
.wall-hint{display:flex;align-items:center;gap:7px;font-size:11.5px;color:var(--muted);
  font-weight:400;margin-bottom:13px;line-height:1.6;letter-spacing:.02em}
.wall-hint svg{width:12px;height:12px;flex:0 0 auto;color:var(--g400)}
.wall-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0;
  border-top:1px solid var(--line);border-left:1px solid var(--line)}
@media(min-width:620px){.wall-grid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:900px){.wall-grid{grid-template-columns:repeat(5,1fr)}}
.tile{display:flex;align-items:center;gap:9px;background:#fff;border:0;
  border-right:1px solid var(--line);border-bottom:1px solid var(--line);
  border-radius:0;padding:13px 11px;cursor:pointer;transition:background .16s;text-align:left;min-height:46px}
.tile:hover{background:var(--g50)}
.tile.on{background:#E6F0DC}
.tile-ic{width:16px;height:16px;display:flex;align-items:center;justify-content:center;
  flex:0 0 auto;color:var(--g700)}
.tile-ic svg{width:15px;height:15px}
.tile b{font-size:11.5px;font-weight:400;color:var(--ink2);line-height:1.4;letter-spacing:.01em;
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.tile.on b{color:var(--g800);font-weight:600}
.tile-more{grid-column:span 1;background:var(--paper)}
@media(min-width:620px){.tile-more{grid-column:span 2}}
.tile-more b{color:var(--g700)}
.tile-more:hover{background:#EDF3E6}

/* 输入区 */
.ai-form{display:flex;gap:0;padding:0;border-top:1px solid var(--line);background:#fff}
.ai-form input{flex:1;min-width:0;border:0;background:#fff;border-radius:0;
  padding:15px 20px;font-size:13.5px;color:var(--ink);outline:none;font-family:inherit;transition:background .2s}
.ai-form input::placeholder{color:var(--faint)}
.ai-form input:focus{background:#FDFDFB}
.ai-form button{flex:0 0 auto;display:inline-flex;align-items:center;gap:6px;border:none;cursor:pointer;
  background:var(--g800);color:#fff;font-size:12.5px;font-weight:500;padding:0 20px;border-radius:0;
  letter-spacing:.04em;transition:background .18s}
.ai-form button:hover{background:var(--g900)}
.ai-form button svg{width:13px;height:13px;opacity:.85}
.ai-chips{display:flex;gap:6px;overflow-x:auto;padding:12px 20px 14px;scrollbar-width:none;
  border-top:1px solid var(--line2)}
.ai-chips::-webkit-scrollbar{display:none}
@media(min-width:900px){.ai-chips{flex-wrap:wrap}}
.chip{flex:0 0 auto;font-size:11px;color:var(--ink2);background:#F4F5F1;border:0;
  border-radius:2px;padding:5px 10px;cursor:pointer;white-space:nowrap;transition:.18s;letter-spacing:.01em}
.chip:hover{background:var(--g800);color:#fff}
.ai-foot{padding:0 20px 14px;font-size:10px;color:var(--faint);letter-spacing:.02em}

/* ================= 关于我们 ================= */
.mv{display:grid;grid-template-columns:1fr;gap:16px;margin-bottom:34px}
@media(min-width:860px){.mv{grid-template-columns:1fr 1fr;gap:0 40px}}
.mv-item{padding-bottom:18px;border-bottom:1px solid var(--line)}
.mv-k{font-family:var(--mono);font-size:9px;letter-spacing:.2em;color:var(--faint);margin-bottom:9px}
.mv-item p{font-size:13px;line-height:1.95;color:var(--ink2)}
.mv-item .en{display:block;margin-top:7px;font-family:var(--mono);font-size:9.5px;letter-spacing:.1em;color:var(--faint)}

.values{display:grid;grid-template-columns:1fr;gap:0;border-top:1px solid var(--line)}
.value{padding:18px 0;border-bottom:1px solid var(--line)}
.value:last-child{border-bottom:0}
.value .no{font-family:var(--mono);font-size:10px;color:var(--g400);letter-spacing:.1em;margin-bottom:8px}
.value h3{font-size:13.5px;font-weight:600;color:var(--g900);margin-bottom:6px;line-height:1.5}
.value p{font-size:11.5px;line-height:1.8;color:var(--muted)}

/* 手机 / 平板：单列竖排，序号做左侧徽章、标题与说明在右——避免多列压窄与末条留白 */
@media(max-width:1099px){
  .value{display:grid;grid-template-columns:auto 1fr;column-gap:15px;padding:18px 0}
  .value .no{grid-row:1/span 2;align-self:center;width:38px;height:38px;margin:0;
    display:grid;place-items:center;border-radius:12px;
    background:var(--g50);border:1px solid var(--g200);
    color:var(--g700);font-size:14px;font-weight:600;letter-spacing:0}
  .value h3{font-size:16px;margin-bottom:5px;line-height:1.55}
  .value p{font-size:12.5px;line-height:1.9;max-width:42em}
}

/* 宽屏：五条并排回归 */
@media(min-width:1100px){
  .values{grid-template-columns:repeat(4,1fr)}
  .value{display:block;padding:22px 18px;border-bottom:0}
  .value:first-child{padding-left:0}
  .value:last-child{padding-right:0}
  .value + .value{border-left:1px solid var(--line)}
  .value p{font-size:12px;line-height:1.85}
}

/* 品牌标识 */
.brand-box{display:grid;grid-template-columns:1fr;gap:26px;align-items:center;
  border:1px solid var(--line);border-radius:4px;padding:30px 24px;background:#fff}
@media(min-width:760px){.brand-box{grid-template-columns:200px 1fr;gap:40px;padding:38px 34px}}
.brand-mark{display:grid;place-items:center;background:var(--paper);border:1px solid var(--line);
  border-radius:4px;padding:22px;aspect-ratio:1/1;max-width:190px;width:100%;justify-self:center}
@media(min-width:760px){.brand-mark{justify-self:start}}
.brand-mark svg{width:100%;height:auto;max-width:140px}
.brand-mark img{display:block;width:100%;height:auto}
.brand-text h3{font-size:16px;font-weight:600;color:var(--g900);margin-bottom:10px}
.brand-text p{font-size:12.5px;line-height:1.95;color:var(--ink2);margin-bottom:12px}
.brand-pts{display:grid;grid-template-columns:1fr;gap:9px}
.brand-pts div{font-size:11.5px;line-height:1.85;color:var(--muted);padding-left:14px;position:relative}
.brand-pts div::before{content:"";position:absolute;left:0;top:.95em;width:6px;height:1px;background:var(--g400)}
.brand-pts b{color:var(--g800);font-weight:600;margin-right:6px}

/* 团队 */
.team{display:grid;grid-template-columns:1fr;gap:0;border-top:1px solid var(--line)}
@media(min-width:860px){.team{grid-template-columns:repeat(3,1fr)}}
.member{padding:24px 0;border-bottom:1px solid var(--line)}
@media(min-width:860px){
  .member{padding:26px 24px;border-bottom:0}
  .member:first-child{padding-left:0}
  .member + .member{border-left:1px solid var(--line)}
}
.member-k{font-family:var(--mono);font-size:9px;letter-spacing:.16em;color:var(--faint);margin-bottom:12px}
.member h3{font-size:17px;font-weight:600;color:var(--g900);margin-bottom:3px;letter-spacing:.02em}
.member .role{font-size:11.5px;color:var(--g700);margin-bottom:14px;letter-spacing:.02em}
.member p{font-size:12px;line-height:1.9;color:var(--muted);margin-bottom:14px}
.member .tags{display:flex;flex-wrap:wrap;gap:5px}
.member .tags span{font-size:10px;color:var(--ink2);border:1px solid var(--line);
  border-radius:2px;padding:2px 7px}
.team-note{margin-top:22px;font-size:11.5px;color:var(--faint);line-height:1.9}

/* 时间轴 */
.tl{margin-top:6px}
.tl-item{position:relative;padding:0 0 4px 40px}
.tl-item::before{content:"";position:absolute;left:15px;top:28px;bottom:-4px;width:1px;background:var(--line)}
.tl-item:last-child::before{display:none}
.tl-y{position:absolute;left:0;top:0;width:31px;height:31px;border-radius:2px;background:#fff;
  border:1px solid var(--line);display:grid;place-items:center;font-family:var(--mono);font-size:8px;
  color:var(--muted);letter-spacing:.02em;z-index:2}
.tl-body{padding-bottom:24px}
.tl-body h3{font-size:14.5px;font-weight:600;color:var(--g900);margin-bottom:6px;letter-spacing:.01em}
.tl-body p{font-size:12.5px;line-height:1.9;color:var(--muted);max-width:560px}
.tl-body .quote{color:var(--g800);font-size:12.5px;line-height:1.9}
@media(min-width:760px){
  .tl-two{display:grid;grid-template-columns:1fr 1fr;gap:0 40px}
}

/* ================= 联系我们 ================= */
.entries{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:860px){.entries{grid-template-columns:repeat(3,1fr);gap:16px}}
.entry{border:1px solid var(--line);border-radius:4px;padding:24px 22px;background:#fff;
  display:flex;flex-direction:column;transition:border-color .2s}
.entry:hover{border-color:var(--g200)}
.entry-k{font-family:var(--mono);font-size:9px;letter-spacing:.16em;color:var(--faint);margin-bottom:12px}
.entry h3{font-size:16px;font-weight:600;color:var(--g900);margin-bottom:4px}
.entry .who{font-size:11.5px;color:var(--faint);margin-bottom:12px}
.entry p{font-size:12.5px;line-height:1.9;color:var(--ink2);margin-bottom:18px;flex:1}
.entry .link-a{margin-top:auto}

.info{display:grid;grid-template-columns:1fr;gap:0;border-top:1px solid var(--line)}
@media(min-width:760px){.info{grid-template-columns:repeat(2,1fr)}}
.info-row{padding:18px 0;border-bottom:1px solid var(--line)}
@media(min-width:760px){
  .info-row{padding:20px 24px}
  .info-row:nth-child(odd){padding-left:0}
  .info-row:nth-child(even){border-left:1px solid var(--line)}
}
.info-row .k{font-family:var(--mono);font-size:9px;letter-spacing:.16em;color:var(--faint);margin-bottom:7px}
.info-row .v{font-size:13px;color:var(--ink);line-height:1.8}
.info-row .v a{border-bottom:1px solid var(--g200)}
.info-row .v a:hover{color:var(--g800);border-bottom-color:var(--g800)}

/* 企业微信二维码 */
.qr-box{max-width:300px;margin:0 auto;text-align:center;background:#fff;
  border:1px solid var(--line);border-radius:4px;padding:28px 26px 24px}
.qr-box img{display:block;width:100%;max-width:188px;height:auto;margin:0 auto 16px;
  border:1px solid var(--line2)}
.qr-box b{display:block;font-size:14.5px;font-weight:600;color:var(--g900);
  margin-bottom:5px;letter-spacing:.02em}
.qr-box span{display:block;font-size:11.5px;color:var(--muted);line-height:1.8;letter-spacing:.02em}

/* 表单 */
.form-box{border:1px solid var(--line);border-radius:4px;background:#fff;padding:26px 22px}
@media(min-width:760px){.form-box{padding:34px 32px}}
.form-grid{display:grid;grid-template-columns:1fr;gap:16px}
@media(min-width:700px){.form-grid{grid-template-columns:1fr 1fr}}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-size:11.5px;color:var(--muted);letter-spacing:.04em}
.field label b{color:var(--g700);font-weight:400}
.field input,.field select,.field textarea{
  font-family:inherit;font-size:13.5px;color:var(--ink);background:#fff;
  border:1px solid var(--line);border-radius:3px;padding:11px 13px;outline:none;
  transition:border-color .2s;width:100%;-webkit-appearance:none;appearance:none}
.field select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%239AA294' fill='none' stroke-width='1.2'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center}
.field textarea{resize:vertical;min-height:104px;line-height:1.8}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--g600)}
.field input::placeholder,.field textarea::placeholder{color:#B6BCAF}
.form-foot{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:22px;
  padding-top:18px;border-top:1px solid var(--line2)}
.form-foot p{font-size:11px;color:var(--faint);line-height:1.8;flex:1;min-width:200px}
.form-msg{font-size:11.5px;color:var(--g700);margin-top:10px;display:none}
.form-msg.show{display:block}

/* 三步诊断 */
.diag{display:grid;grid-template-columns:1fr;gap:0;border-top:1px solid var(--line);counter-reset:d}
@media(min-width:760px){.diag{grid-template-columns:repeat(3,1fr)}}
.diag-item{padding:22px 0;border-bottom:1px solid var(--line)}
@media(min-width:760px){
  .diag-item{padding:24px;border-bottom:0}
  .diag-item:first-child{padding-left:0}
  .diag-item + .diag-item{border-left:1px solid var(--line)}
}
.diag-item .n{font-family:var(--mono);font-size:10px;color:var(--g400);letter-spacing:.1em;margin-bottom:10px}
.diag-item h3{font-size:14.5px;font-weight:600;color:var(--g900);margin-bottom:7px}
.diag-item p{font-size:12px;line-height:1.85;color:var(--muted)}

/* 打印 */
@media print{.nav,.top,footer{display:none}}

/* 降级动效 */
@media(prefers-reduced-motion:reduce){
  .rv{opacity:1;transform:none}
  *{animation-duration:.01ms !important;transition-duration:.01ms !important}
}

/* ===== 移植自首页：核心创始团队（照片版，仅 #team 内生效） ===== */
#team .team-photo{border-radius:18px;overflow:hidden;border:1px solid var(--line);box-shadow:0 4px 16px rgba(44,95,45,.08),0 20px 48px rgba(44,95,45,.10);margin-bottom:22px}
#team .team-photo img{width:100%;aspect-ratio:16/9;object-fit:cover;object-position:50% 38%}
#team .trio{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
@media(max-width:639px){#team .trio{grid-template-columns:1fr}}
@media(min-width:1040px){#team .trio{grid-template-columns:repeat(4,1fr)}}
#team .person{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:0 2px 10px rgba(44,95,45,.05),0 12px 32px rgba(44,95,45,.06);border-top:3px solid var(--g700)}
#team .person.p2{border-top-color:var(--g400)}
#team .person.p3{border-top-color:#E8850C}
#team .person.p4{border-top-color:#00B6BE}
#team .person.p4 .pr{color:#008C94}
#team .founder-photo{border-radius:14px;overflow:hidden;margin-bottom:16px;border:1px solid var(--line)}
#team .founder-photo img{width:100%;aspect-ratio:3/4;object-fit:cover;object-position:50% 22%}
#team .person .pn{font-size:19px;font-weight:700;color:var(--g800)}
#team .person .pr{font-size:13px;color:#E8850C;font-weight:600;margin:4px 0 12px}
#team .person .pr.g{color:var(--g600)}
#team .person p{font-size:13.5px;color:#4E5B4A;line-height:1.95}
#team .person .chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}
#team .person .chips span{font-size:11.5px;color:var(--g700);background:var(--g100);border:1px solid #CDE5C2;padding:5px 11px;border-radius:100px}

/* ===== 移植自首页：产品卡片（仅 #cases 内生效，不触碰联系页 .case） ===== */
#cases .btn-ghost{background:#fff;color:var(--g700);border:1px solid #D6E5CE}
#cases .btn-ghost:hover{border-color:var(--g400);background:var(--g50)}
#cases .case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
#cases .case{display:block;position:relative;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px 22px 20px;box-shadow:0 2px 10px rgba(44,95,45,.05),0 12px 32px rgba(44,95,45,.06);transition:transform .22s cubic-bezier(.2,.8,.3,1),box-shadow .22s,border-color .22s}
#cases .case:hover{transform:translateY(-3px);box-shadow:0 4px 16px rgba(44,95,45,.08),0 20px 48px rgba(44,95,45,.10);border-color:#CFE3C4}
#cases .case::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,#43A047,#97BC62)}
#cases .case:nth-of-type(2)::before{background:linear-gradient(180deg,#97BC62,#C7D96B)}
#cases .case:nth-of-type(3)::before{background:linear-gradient(180deg,#EFB52B,#E8850C)}
#cases .case:nth-of-type(4)::before{background:linear-gradient(180deg,#45B7BE,#457B9D)}
#cases .case:nth-of-type(5)::before{background:linear-gradient(180deg,#8E6BC8,#B39DDB)}
#cases .case:nth-of-type(6)::before{background:linear-gradient(180deg,#D97706,#E8850C)}
#cases .case:nth-of-type(7)::before{background:linear-gradient(180deg,#2C5F2D,#97BC62)}
#cases .case:nth-of-type(8)::before{background:linear-gradient(180deg,#457B9D,#7BAFD4)}
#cases .case:nth-of-type(9)::before{background:linear-gradient(180deg,#2A9D8F,#45B7BE)}
#cases .case:nth-of-type(10)::before{background:linear-gradient(180deg,#00B6BE,#45B7BE)}
#cases .case-icon{width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:15px;background:var(--g50)}
#cases .case-icon svg{width:24px;height:24px}
#cases .case-no{position:absolute;right:16px;top:12px;font-size:40px;font-weight:800;color:#F1F6EC;letter-spacing:-.03em;line-height:1;pointer-events:none;font-variant-numeric:tabular-nums}
#cases .case h3{font-size:17.5px;font-weight:700;color:var(--g800);margin-bottom:9px}
#cases .case p{font-size:13px;color:#4E5B4A;line-height:1.85;position:relative;z-index:2}
#cases .case .feats{display:flex;flex-wrap:wrap;gap:6px;margin-top:13px}
#cases .case .feats i{font-style:normal;font-size:11px;color:var(--g700);background:var(--g50);border:1px solid var(--line);padding:4px 10px;border-radius:100px}
#cases .case .go{display:flex;align-items:center;justify-content:space-between;margin-top:17px;padding-top:15px;border-top:1px dashed var(--line)}
#cases .case .url{font-size:11.5px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
#cases .case .open{display:inline-flex;align-items:center;gap:5px;flex-shrink:0;font-size:12.5px;font-weight:600;color:var(--g700);background:var(--g100);padding:7px 14px;border-radius:100px}
#cases .case .open svg{width:12px;height:12px}

/* ===== 移植自首页：公众号 · 一日一词（交互版，仅 #words 内生效） ===== */
#words .word-hero{position:relative;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 2px 10px rgba(44,95,45,.05),0 12px 32px rgba(44,95,45,.06);padding:26px 26px 24px;margin-bottom:22px}
#words .word-hero::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,#EFB52B,#E8850C)}
#words .word-no{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:700;color:#E8850C;letter-spacing:.14em;margin-bottom:11px}
#words .word-name{font-size:26px;font-weight:800;color:var(--g800);line-height:1.3}
#words .word-en{font-size:13px;color:var(--muted);font-weight:500;margin-top:5px;letter-spacing:.03em;font-style:italic}
#words .word-rows{margin-top:18px;display:grid;grid-template-columns:1fr 1fr;gap:10px 18px;max-width:820px}
#words .word-row{display:flex;gap:10px;font-size:14px;line-height:1.8}
#words .word-row b{flex:0 0 auto;font-weight:700;color:var(--g700);font-size:11.5px;background:var(--g50);border:1px solid var(--line);padding:3px 10px;border-radius:100px;height:fit-content;margin-top:2px}
#words .word-row span{color:#4E5B4A}
#words .word-quote{margin-top:16px;padding:14px 16px;border-radius:13px;background:#FFF4E2;color:#8A5A10;font-size:14px;font-weight:600;line-height:1.85;max-width:820px}
#words .word-toggle{margin-top:14px;display:inline-flex;align-items:center;gap:6px;background:var(--g50);border:1px dashed #CFE3C4;border-radius:100px;font:inherit;font-size:12.5px;font-weight:600;color:var(--g700);padding:9px 20px;cursor:pointer}
#words .word-toggle svg{width:12px;height:12px;transition:transform .25s}
#words .word-hero.exp .word-toggle svg{transform:rotate(180deg)}
#words .word-body{max-height:0;overflow:hidden;transition:max-height .35s ease}
#words .word-hero.exp .word-body{max-height:1600px}
#words .word-body-in{margin-top:14px;padding-top:14px;border-top:1px dashed var(--line);font-size:13.5px;color:#4E5B4A;line-height:2.05;text-align:justify;max-width:900px}
#words .rail-cap{font-size:11.5px;color:var(--muted);font-weight:600;letter-spacing:.08em;margin:0 0 11px;display:flex;align-items:center;gap:7px}
#words .rail-cap::before{content:"";width:14px;height:1px;background:var(--g400)}
#words .word-rail{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
#words .wcard{cursor:pointer;background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 14px 13px;transition:border-color .2s,box-shadow .2s,background .2s}
#words .wcard:hover{border-color:var(--g400)}
#words .wcard.on{border-color:#E8850C;box-shadow:0 4px 14px rgba(232,133,12,.14);background:#FFFBF4}
#words .wcard .wno{font-size:10px;font-weight:700;color:var(--muted);letter-spacing:.1em}
#words .wcard.on .wno{color:#E8850C}
#words .wcard .wname{font-size:15px;font-weight:700;color:var(--g800);margin-top:5px}
#words .wcard .wq{font-size:12px;color:var(--muted);margin-top:7px;line-height:1.7}
#words .wcard.on .wq{color:#8A5A10}
#words .gzh-news{display:flex;flex-direction:column;gap:9px}
#words .news-item{display:flex;align-items:center;gap:11px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:13px 16px;transition:transform .2s,box-shadow .2s}
#words .news-item:hover{transform:translateX(2px);box-shadow:0 2px 10px rgba(44,95,45,.05),0 12px 32px rgba(44,95,45,.06)}
#words .news-dot{flex:0 0 8px;width:8px;height:8px;border-radius:50%;background:var(--g400);box-shadow:0 0 0 3px var(--g50)}
#words .news-item .nt{flex:1;font-size:13.5px;font-weight:600;color:var(--ink);line-height:1.55}
#words .news-item .nd{flex:0 0 auto;font-size:11px;color:var(--muted);letter-spacing:.04em}
#words .news-empty{border:1px dashed #D6E5CE;border-radius:14px;background:var(--g50);padding:20px 18px;text-align:center;font-size:13px;color:var(--muted);line-height:1.9}
#words .gzh-cta{margin-top:26px;text-align:center;font-size:13.5px;font-weight:600;color:var(--g700);line-height:1.95}

/* ===== 移植自首页：图片点击放大（团队合影与创始人照片） ===== */
.zoomable{position:relative;cursor:zoom-in}
.zoomable .ztip{position:absolute;right:10px;bottom:10px;display:inline-flex;align-items:center;gap:5px;font-size:11px;color:#fff;background:rgba(22,64,26,.62);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);padding:5px 11px;border-radius:100px;pointer-events:none}
.zoomable .ztip svg{width:11px;height:11px}
.lb{position:fixed;inset:0;z-index:200;display:none;align-items:center;justify-content:center;padding:16px;background:rgba(10,24,10,.94);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.lb.on{display:flex}
.lb img{max-width:100%;max-height:84vh;border-radius:14px;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.lb .lb-x{position:absolute;top:24px;right:24px;width:40px;height:40px;border-radius:50%;border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.12);color:#fff;font-size:20px;line-height:1;cursor:pointer}

/* ===== 移植板块的响应式 ===== */
@media(max-width:1000px){
  #cases .case-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:900px){
  #words .word-rows{grid-template-columns:1fr}
  #words .word-rail{grid-template-columns:1fr 1fr}
}
@media(max-width:560px){
  #cases .case-grid{grid-template-columns:1fr}
  #words .word-rail{display:flex;gap:10px;overflow-x:auto;margin:0 -20px;padding:2px 20px 12px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
  #words .word-rail::-webkit-scrollbar{display:none}
  #words .wcard{flex:0 0 136px}
  #words .word-name{font-size:23px}
}

/* ===== 品牌标识设计 / 品牌 IP（自首页迁入） ===== */
.brand-logo{
  background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:26px 22px;box-shadow:var(--sh);text-align:center;margin-bottom:14px;
}
.brand-logo img{width:100%;max-width:320px;height:auto;margin:0 auto 14px}
.brand-logo .cap{font-size:14.5px;font-weight:700;color:var(--g700)}
.brand-logo .cap-sm{font-size:12px;color:var(--muted);margin-top:4px}
.chakra{display:flex;justify-content:center;gap:16px;margin:16px 0 12px;flex-wrap:wrap}
.chakra div{text-align:center}
.chakra b{
  display:block;width:26px;height:26px;border-radius:50%;margin:0 auto 7px;
  box-shadow:0 3px 8px rgba(0,0,0,.13);
}
.chakra span{font-size:11px;color:var(--muted)}
.brand-note{
  font-size:12px;color:var(--muted);text-align:center;margin-top:4px;
}

/* 四格理念 / 四块能力，共用 .quad */
.quad{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.idea{
  background:#fff;border:1px solid var(--line);border-radius:15px;
  padding:18px 20px;box-shadow:var(--sh);border-left:4px solid var(--g600);
}
.idea.i2{border-left-color:#FFB50C}
.idea.i3{border-left-color:#00B6BE}
.idea.i4{border-left-color:#8155FA}
.idea h4{font-size:15.5px;font-weight:700;color:var(--g800);margin-bottom:8px}
.idea p{font-size:13px;color:#4E5B4A;line-height:1.95}

/* ===== 品牌 IP ===== */
.ip-wrap{
  border-radius:var(--r);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--sh);background:#fff;
}
.ip-wrap img{width:100%}
.ip-points{list-style:none;margin-top:18px}
.ip-points li{
  font-size:13.5px;color:#4E5B4A;padding:10px 0 10px 26px;position:relative;
  line-height:1.8;border-bottom:1px dashed var(--line);
}
.ip-points li:last-child{border-bottom:0;color:var(--g700);font-weight:600}
.ip-points li::before{
  content:"";position:absolute;left:6px;top:19px;
  width:7px;height:7px;border-radius:50%;background:var(--g400);
}
@media(max-width:1000px){.quad{grid-template-columns:1fr}}