:root{
  --ink:#0A1421;
  --ink-2:#3C4C63;
  --ink-3:#5F7190;
  --blue:#2E69C2;
  --blue-deep:#023A91;
  --orange:#E8863C;
  --orange-ink:#B45309;   /* 小字用橙：白底 5.0:1 */
  --orange-lift:#F2A868;  /* 深底用橙：深蓝底 6.4:1 */
  --paper:#FFFFFF;
  --paper-2:#F6F7F9;
  --paper-3:#EFF2F6;
  --line:rgba(10,20,33,.10);
  --line-2:rgba(10,20,33,.16);
  --display:"HarmonyOS Sans SC","MiSans","PingFang SC","Hiragino Sans GB","Noto Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --body:"MiSans","HarmonyOS Sans SC","PingFang SC","Hiragino Sans GB","Noto Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --mono:"Bahnschrift","DIN Alternate","SF Mono","Roboto Mono",ui-monospace,"PingFang SC","Microsoft YaHei",sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);
  --pad:clamp(38px,4.4vw,62px);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{
  font-family:var(--body);color:var(--ink);background:var(--paper);
  -webkit-font-smoothing:antialiased;line-height:1.75;
  font-size:16px;letter-spacing:.01em;overflow-x:hidden;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.wrap{width:min(1240px,calc(100% - 80px));margin:0 auto}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}

/* ---------- 顶部提示条 ---------- */

/* ---------- header ---------- */
header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  transition:background .4s var(--ease),box-shadow .4s var(--ease),height .3s var(--ease);
  border-bottom:1px solid transparent;
}
header .bar{
  display:flex;align-items:center;gap:40px;
  height:78px;
}
header.solid{
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(14px) saturate(160%);
  border-bottom-color:var(--line);
  box-shadow:0 1px 24px rgba(10,20,33,.05);
}
.logo img{height:34px}
.h-slogan{position:relative;padding-left:20px;font-size:14.5px;color:var(--ink-3);
  letter-spacing:.06em;white-space:nowrap;font-family:var(--display)}
.h-slogan::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:1px;height:16px;background:var(--line-2)}
@media (max-width:1180px){.h-slogan{display:none}}

nav{display:flex;gap:34px;margin-left:auto;font-size:16px}
nav a{position:relative;padding:6px 0;color:var(--ink-2);transition:color .3s var(--ease)}
nav a::after{
  content:"";position:absolute;left:0;bottom:0;height:1.5px;width:0;
  background:var(--blue);transition:width .35s var(--ease);
}
nav a:hover{color:var(--ink)}
nav a:hover::after{width:100%}
.h-cta{display:flex;align-items:center;gap:22px}
.h-tel{display:inline-flex;align-items:center;gap:9px;font-family:var(--mono);font-size:20px;font-weight:600;letter-spacing:.04em;color:var(--orange-ink);text-decoration:none;transition:color .3s}
.h-tel-ico{width:18px;height:18px;flex:0 0 auto}
.h-tel:hover{color:#F2A05E}
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:13px 24px;border-radius:2px;font-size:16px;
  background:var(--blue);color:#fff;border:1px solid var(--blue);
  transition:transform .3s var(--ease),background .3s var(--ease),box-shadow .3s var(--ease);
}
.btn:hover{background:var(--blue-deep);border-color:var(--blue-deep);box-shadow:0 10px 26px rgba(2,58,145,.22);transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line-2)}
.btn.ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink);box-shadow:none}

/* ---------- hero ---------- */
.hero{
  position:relative;padding:calc(var(--pad) + 64px) 0 calc(var(--pad) * .8);
  background:
    radial-gradient(1100px 520px at 82% -10%, rgba(46,105,194,.16), transparent 62%),
    radial-gradient(700px 420px at 4% 18%, rgba(232,134,60,.07), transparent 60%),
    var(--paper);
  overflow:hidden;
}
.hero .wrap{position:relative;display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.16fr);gap:clamp(30px,3.2vw,52px);align-items:center}
.eyebrow{display:flex;align-items:center;gap:14px;margin-bottom:26px}
.eyebrow i{width:26px;height:2px;background:var(--orange)}
.eyebrow span{font-family:var(--mono);font-size:12.5px;letter-spacing:.22em;color:var(--ink-3);text-transform:uppercase}
h1{
  font-family:var(--display);font-weight:700;
  font-size:clamp(34px,3.9vw,56px);line-height:1.1;letter-spacing:-.015em;
}
h1 .l1{display:block;color:var(--ink)}
h1 .l2{display:block;color:var(--blue);margin-top:6px}
.hero p.lead{
  margin-top:20px;max-width:34em;color:var(--ink-2);font-size:17px;line-height:1.9;
}
.hero .actions{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap}
.hero .trust{
  display:flex;gap:26px;margin-top:28px;padding-top:18px;border-top:1px solid var(--line);
  font-family:var(--mono);font-size:13.5px;letter-spacing:.06em;color:var(--ink-3);flex-wrap:wrap;
}
.hero .trust b{color:var(--ink);font-weight:600;font-size:16px;margin-right:4px}

/* 视觉：系统界面合成图 */
.hero-vis{position:relative;align-self:center}
.hero-vis img{width:calc(100% + 3%);max-width:none;height:auto;margin-left:-1.5%}

/* ---------- stats ---------- */
.stats{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--paper-2);padding:10px 0}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);padding:0 8px}
.stat{padding:26px 0 24px;position:relative}
.stat+.stat{padding-left:38px;border-left:1px solid var(--line)}
.stat .n{font-family:var(--mono);font-size:clamp(26px,2.6vw,36px);line-height:1;letter-spacing:-.01em}
.stat .n em{font-style:normal;font-size:.52em;color:var(--ink-3);margin-left:4px;letter-spacing:.04em}
.stat .t{margin-top:12px;font-size:14.5px;color:var(--ink-2);letter-spacing:.04em}

/* ---------- 通用区块头 ---------- */
section{position:relative}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;margin-bottom:clamp(24px,2.8vw,40px)}
.sec-head .idx{font-family:var(--mono);font-size:12.5px;letter-spacing:.22em;color:var(--orange-ink);margin-bottom:14px;display:block}
.sec-head h2{font-family:var(--display);font-weight:700;font-size:clamp(28px,3vw,40px);line-height:1.2;letter-spacing:-.01em}
.sec-head p{max-width:30em;color:var(--ink-2);font-size:16px;margin-top:14px}
.sec-head .more{font-family:var(--mono);font-size:12.5px;letter-spacing:.16em;color:var(--ink-3);white-space:nowrap;border-bottom:1px solid var(--line-2);padding-bottom:4px;transition:color .3s,border-color .3s}
.sec-head .more:hover{color:var(--blue);border-color:var(--blue)}

/* ---------- 产品 ---------- */
.products{padding:var(--pad) 0}
.plist{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.pcard{
  border:1px solid var(--line);border-radius:3px;background:#fff;overflow:hidden;
  transition:transform .5s var(--ease),box-shadow .5s var(--ease),border-color .5s var(--ease);
  display:flex;flex-direction:column;
}
.pcard:hover{transform:translateY(-6px);box-shadow:0 24px 50px rgba(10,20,33,.10);border-color:var(--line-2)}
.pcard .ph{aspect-ratio:4/3;overflow:hidden;background:#fff}
.pcard .ph img{width:100%;height:100%;object-fit:contain;transition:transform .8s var(--ease)}
.pcard:hover .ph img{transform:scale(1.04)}
.pcard .pb{padding:26px 26px 28px;display:flex;flex-direction:column;flex:1}
.pcard .no{font-family:var(--mono);font-size:12.5px;letter-spacing:.2em;color:var(--orange-ink)}
.pcard h3{font-family:var(--display);font-weight:700;font-size:24px;margin-top:10px;letter-spacing:.01em}
.pcard p{color:var(--ink-2);font-size:14.5px;line-height:1.75;margin-top:12px;flex:1}
.pcard .go{margin-top:22px;font-family:var(--mono);font-size:12.5px;letter-spacing:.18em;color:var(--blue);display:flex;align-items:center;gap:8px}
.pcard .go i{display:block;width:16px;height:1px;background:currentColor;transition:width .35s var(--ease)}
.pcard:hover .go i{width:28px}

/* ---------- 解决方案 ---------- */
.solutions{padding:var(--pad) 0}
.slist{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.scard{position:relative;border-radius:3px;overflow:hidden;border:1px solid var(--line);min-height:220px;display:flex;align-items:flex-end}
.scard img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 1s var(--ease)}
.scard::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(6,16,30,.86) 8%,rgba(6,16,30,.28) 52%,rgba(6,16,30,.04) 100%)}
.scard:hover img{transform:scale(1.05)}
.scard .sc{position:relative;z-index:2;padding:32px;color:#fff}
.scard .sc span{font-family:var(--mono);font-size:11.5px;letter-spacing:.2em;color:#F0C79B}
.scard .sc h3{font-family:var(--display);font-size:24px;margin-top:10px;line-height:1.4}
.scard .sc em{font-style:normal;display:block;margin-top:10px;font-size:14.5px;color:rgba(255,255,255,.76)}

/* ---------- 服务优势 ---------- */
.advantage{padding:0 0 var(--pad)}
.adv{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}
.adv .item{padding:34px 30px 0 0;position:relative}
.adv .item+.item{padding-left:30px;border-left:1px solid var(--line)}
.adv .no{font-family:var(--mono);font-size:12.5px;letter-spacing:.2em;color:var(--orange-ink)}
.adv h4{font-family:var(--display);font-size:20px;margin-top:14px}
.adv p{color:var(--ink-2);font-size:14.5px;margin-top:10px}

/* ---------- 为什么选择我们 ---------- */
.why{padding:clamp(46px,5vw,68px) 0 var(--pad);border-top:1px solid var(--line)}
.why-grid{display:grid;grid-template-columns:minmax(0,.72fr) minmax(0,1.28fr);gap:clamp(32px,5vw,80px);align-items:start}
.why-head{position:sticky;top:140px}
.why-head .idx{display:block;margin-bottom:16px}
.why-head h2{font-family:var(--display);font-weight:700;font-size:clamp(30px,3.4vw,46px);line-height:1.16;letter-spacing:-.015em}
.why-head p{color:var(--ink-2);font-size:16px;margin-top:20px;max-width:22em;line-height:1.9}
.why-list{list-style:none;padding-top:2px}
.why-list li{
  display:grid;grid-template-columns:64px 1fr;gap:8px;
  padding:18px 0;border-top:1px solid var(--line);position:relative;
  transition:padding-left .4s var(--ease);
}
.why-list li:last-child{border-bottom:1px solid var(--line)}
.why-list li::before{
  content:"";position:absolute;left:0;top:-1px;height:1px;width:0;background:var(--blue);
  transition:width .55s var(--ease);
}
.why-list li:hover::before{width:100%}
.why-list li:hover{padding-left:8px}
.why-list .no{font-family:var(--mono);font-size:12.5px;letter-spacing:.16em;color:var(--orange-ink);padding-top:5px}
.why-list h3{font-family:var(--display);font-size:20px;font-weight:700;letter-spacing:.01em}
.why-list .claim{margin-top:8px;font-size:17px;color:var(--ink);font-weight:500}
.why-list .note{margin-top:8px;color:var(--ink-2);font-size:14.5px;line-height:1.9;max-width:42em}

/* ---------- CTA ---------- */
.cta{
  background:linear-gradient(120deg,#0B1B33 0%,#07306B 55%,#023A91 100%);
  color:#fff;padding:clamp(40px,5vw,64px) 0;position:relative;overflow:hidden;
}
.cta::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:100% 44px;pointer-events:none;
}
.cta .wrap{display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;position:relative}
.cta h2{font-family:var(--display);font-size:clamp(26px,3vw,40px);line-height:1.28;letter-spacing:-.01em}
.cta p{color:rgba(255,255,255,.72);margin-top:14px;font-size:16px}
.cta .btn{background:var(--orange);border-color:var(--orange);color:#1A1206;font-weight:600}
.cta .btn:hover{background:#F09A55;border-color:#F09A55;box-shadow:0 14px 30px rgba(232,134,60,.3)}
.cta .tel{font-family:var(--mono);font-size:clamp(24px,2.4vw,32px);letter-spacing:.02em;display:block;margin-top:6px}

/* ---------- footer ---------- */
footer{padding:clamp(40px,5vw,64px) 0 26px;color:#fff;position:relative;overflow:hidden;
  background:linear-gradient(120deg,#0B1B33 0%,#07306B 55%,#023A91 100%)}
footer::before{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px);background-size:100% 44px}
footer>.wrap{position:relative}
.fgrid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:30px;border-bottom:1px solid var(--line)}
.fgrid img{height:30px;margin-bottom:18px}
.fgrid p{color:var(--ink-3);font-size:13.5px;line-height:1.9;max-width:24em}
.fgrid h5{font-family:var(--mono);font-size:11.5px;letter-spacing:.2em;color:var(--ink-3);margin-bottom:18px}
.fgrid a{display:block;color:var(--ink-2);font-size:14.5px;padding:5px 0;transition:color .3s}
.fgrid a:hover{color:var(--blue)}
.icp{letter-spacing:.04em;font-variant-numeric:tabular-nums}
.fbottom{display:flex;justify-content:space-between;gap:20px;padding-top:24px;color:rgba(255,255,255,.55);font-size:13.5px;flex-wrap:wrap}

/* ---------- 动效 ---------- */
.riser{opacity:0;transform:translateY(22px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.riser.in{opacity:1;transform:none}
.hero .riser{transition-delay:calc(var(--d,0) * 90ms)}


@media (max-width:1080px){
  .hero .wrap{grid-template-columns:1fr}
  .hero-vis{order:-1;margin-bottom:16px}
  .plist{grid-template-columns:1fr 1fr}
  .why-grid{grid-template-columns:1fr}
  .why-head{position:static}
  .adv .item+.item{padding-left:0;border-left:0;border-top:1px solid var(--line);padding-top:26px}
  nav{display:none}
}
@media (max-width:720px){
  .wrap{width:calc(100% - 40px)}
  .stats .wrap{grid-template-columns:1fr 1fr}
  .stat+.stat{padding-left:0;border-left:0}
  .stat:nth-child(even){border-left:1px solid var(--line);padding-left:20px}
  .plist,.slist{grid-template-columns:1fr}
  .sec-head{flex-direction:column;align-items:flex-start;gap:16px}
  .h-tel{display:none}
}

/* ---------- 导航选中态 / 内页进场 ---------- */
nav a.active{color:var(--ink)}
nav a.active::after{width:100%}
.page-hero .riser{transition-delay:calc(var(--d,0) * 90ms)}

/* ---------- 产品：纵向列表 ---------- */
.plist.vertical{grid-template-columns:1fr;gap:14px}
.plist.vertical .pcard{
  display:grid;grid-template-columns:minmax(0,286px) minmax(0,1fr);
  align-items:stretch;
}
.plist.vertical .pcard .ph{aspect-ratio:auto;height:100%;min-height:180px;padding:10px}
.plist.vertical .pcard .pb{padding:22px 32px;justify-content:center}
.plist.vertical .pcard h3{font-size:clamp(19px,1.9vw,23px)}
.plist.vertical .pcard p{max-width:46em;font-size:14.5px;margin-top:10px;line-height:1.75}
.plist.vertical .pcard .go{margin-top:16px}
@media (max-width:900px){
  .plist.vertical .pcard{grid-template-columns:1fr}
  .plist.vertical .pcard .ph{min-height:0;aspect-ratio:16/10}
  .plist.vertical .pcard .pb{padding:26px}
}

/* ---------- 企业愿景 ---------- */
.vision{position:relative;padding:clamp(48px,6vw,88px) 0;border-top:1px solid var(--line);background:linear-gradient(180deg,#FFFFFF,#F7FAFE)}
.vision .inner{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(24px,4vw,72px);align-items:center}
.vision .no{font-family:var(--mono);font-size:14.5px;letter-spacing:.22em;color:var(--orange-ink)}
.vision .statement{font-family:var(--display);font-weight:700;font-size:clamp(24px,2.9vw,38px);line-height:1.42;letter-spacing:-.01em;margin-top:18px}
.vision .statement em{font-style:normal;color:var(--blue)}
.vision .sub{color:var(--ink-2);font-size:16px;line-height:2;border-left:2px solid var(--line-2);padding-left:22px}
.vision .sub b{color:var(--ink);font-weight:600}
@media (max-width:900px){.vision .inner{grid-template-columns:1fr}.vision .sub{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:18px}}

/* 愿景区块：使命 / 愿景 两行 */
.vision .mv{border-left:2px solid var(--line-2);padding-left:22px}
.vision .mv p{color:var(--ink-2);font-size:16px;line-height:1.9}
.vision .mv p + p{margin-top:14px}
.vision .mv .k{display:inline-block;font-family:var(--mono);font-size:12.5px;letter-spacing:.18em;color:var(--orange-ink);
  border:1px solid rgba(235,138,58,.38);background:rgba(235,138,58,.08);border-radius:2px;padding:2px 8px;margin-right:10px;vertical-align:2px}
@media (max-width:900px){.vision .mv{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:18px}}

/* CTA（联系方式段）：左口号/使命，右电话 */
.cta .wrap{align-items:flex-start}
.cta-l{max-width:640px}
.cta-r{text-align:right;min-width:260px;padding-top:20px}
.cta .mv-tag{font-family:var(--mono);font-size:12.5px;letter-spacing:.22em;color:rgba(255,255,255,.55)}
.cta h2{margin-top:16px}
.cta h2 em{font-style:normal;color:var(--orange-lift)}
.cta .mv-lines{color:rgba(255,255,255,.78);font-size:14.5px;line-height:2;margin-top:20px;border-left:2px solid rgba(255,255,255,.22);padding-left:18px;max-width:40em}
.cta .mv-lines b{color:#fff;font-weight:600;margin-right:10px}
.cta .lead-sm{color:rgba(255,255,255,.78);font-size:14.5px;line-height:1.9;margin-bottom:20px}
@media (max-width:860px){.cta .mv-lines{font-size:13.5px}.cta-r{text-align:left;min-width:0}}

/* ---------- 页脚（口号 + 联系方式） ---------- */
.ftop{display:grid;grid-template-columns:minmax(0,.62fr) minmax(0,1.1fr) minmax(0,1fr);gap:clamp(20px,2.4vw,40px);
  padding:10px 0 32px;border-bottom:1px solid rgba(255,255,255,.16);align-items:start}
.flogo{height:32px;margin-bottom:20px}
.fslogan .no{font-family:var(--mono);font-size:11.5px;letter-spacing:.22em;color:rgba(255,255,255,.55)}
.fstate{font-family:var(--display);font-weight:700;font-size:clamp(22px,2.5vw,36px);line-height:1.34;margin-top:12px;color:#fff}
.fstate em{font-style:normal;color:var(--orange-lift)}
.fmission{color:rgba(255,255,255,.78);font-size:13.5px;line-height:2;margin-top:16px;max-width:44em;border-left:2px solid rgba(255,255,255,.22);padding-left:18px}
.fmission b{color:#fff;font-weight:600;margin-right:8px}
.fcontact{text-align:right}
.fcontact h5{font-family:var(--mono);font-size:12.5px;letter-spacing:.2em;color:rgba(255,255,255,.55);margin-bottom:18px}
.fcontact a.ftel{display:block;font-family:var(--mono);font-size:clamp(26px,2.6vw,38px);font-weight:600;color:#fff;
  letter-spacing:0;margin-bottom:16px;text-decoration:none;white-space:nowrap;line-height:1.15}
.fcontact a{display:block;color:rgba(255,255,255,.82);font-size:14.5px;padding:5px 0;text-decoration:none}
.fcontact a:hover{color:#fff}
.fbtn{display:inline-block;margin-top:16px}
@media (max-width:860px){.ftop{grid-template-columns:1fr}.fcontact{text-align:left;margin-top:8px}}
/* 页脚按钮：沿用原 CTA 的橙色 */
.fcontact .btn{background:var(--orange);border-color:var(--orange);color:#1A1206;font-weight:600}
.fcontact .btn:hover{background:#F09A55;border-color:#F09A55;box-shadow:0 14px 30px rgba(232,134,60,.3)}
/* 页脚中栏：公司使命 / 经营理念 */
.fmv{display:grid;gap:24px;border-left:1px solid rgba(255,255,255,.18);padding-left:clamp(18px,2vw,28px)}
.fitem .fk{display:inline-block;font-family:var(--display);font-size:16px;font-weight:600;letter-spacing:.08em;color:var(--orange-lift)}
.fitem p{color:rgba(255,255,255,.88);font-size:15px;line-height:1.8;margin-top:8px;max-width:none}
@media (min-width:1200px){.fitem p{white-space:nowrap}}
@media (max-width:900px){.ftop{grid-template-columns:1fr}.fmv{border-left:0;padding-left:0;border-top:1px solid rgba(255,255,255,.18);padding-top:20px}}
/* 页脚企业微信二维码 */
.fcontact{position:relative;padding-right:116px;min-height:120px}
.fqr{position:absolute;top:44px;right:0;margin:0;text-align:center;z-index:2}
.fqr figure{margin:0}
.fqr img{width:104px;height:104px;display:block;border-radius:5px;background:#fff;padding:5px;
  box-shadow:0 18px 38px rgba(2,10,24,.42),0 2px 0 rgba(255,255,255,.06) inset}
.fqr figcaption{font-size:11.5px;color:rgba(255,255,255,.62);margin-top:8px;letter-spacing:.06em}
@media (max-width:900px){.fcontact{padding-right:0}.fqr{position:static;margin-top:18px;display:flex;align-items:center;gap:14px;text-align:left}
  .fqr img{width:92px;height:92px}.fqr figcaption{margin-top:0}}
/* ---------- 排版细节：标题断行 ---------- */
h1,h2,.hero h1,.page-hero h1,.sec-head2 h2,.sec-head h2,.statement,.fstate{text-wrap:balance}
p,.lead,.sub{text-wrap:pretty}
@media (prefers-reduced-motion: reduce){.riser{opacity:1 !important;transform:none !important}}
/* 首页产品区：田字形（2×2） */
.plist.tianzi{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.plist.tianzi .pcard{display:flex;flex-direction:column}
.plist.tianzi .pcard .ph{aspect-ratio:3/2;overflow:hidden;background:linear-gradient(180deg,#F5F9FF,#FFFFFF);padding:20px 28px;display:grid;place-items:center}
.plist.tianzi .pcard .ph img{width:100%;height:100%;object-fit:contain}
.plist.tianzi .pcard .pb{padding:22px 26px 26px}
.plist.tianzi .pcard h3{font-size:clamp(19px,1.7vw,22px)}
.plist.tianzi .pcard p{font-size:14.5px;line-height:1.75;margin-top:10px}
.plist.tianzi .pcard .go{margin-top:16px}
@media (max-width:900px){.plist.tianzi{grid-template-columns:1fr}
  .plist.tianzi .pcard .ph{aspect-ratio:3/2;padding:16px 20px}}

/* ---------- 页脚内链 ---------- */
.flinks{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:26px 40px;
  padding:clamp(24px,3vw,36px) 0;border-top:1px solid rgba(255,255,255,.12);margin-top:clamp(24px,3vw,38px)}
.flinks h4{font-family:var(--mono);font-size:12.5px;letter-spacing:.16em;color:var(--orange-lift);margin-bottom:12px}
.flinks a{display:block;font-size:14px;color:rgba(255,255,255,.72);padding:5px 0;transition:color .25s var(--ease)}
.flinks a:hover{color:#fff}
@media (max-width:900px){.flinks{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* ---------- 移动端：页头菜单 ---------- */
.nav-toggle{display:none;margin-left:auto;width:42px;height:42px;padding:0 11px;
  flex-direction:column;justify-content:center;gap:5px;background:none;border:1px solid var(--line-2);
  border-radius:3px;cursor:pointer}
.nav-toggle span{display:block;height:1.5px;background:var(--ink);transition:transform .3s var(--ease),opacity .2s var(--ease)}
@media (max-width:900px){
  header .bar{height:62px;gap:14px}
  .logo img{height:28px}
  .h-tel{font-size:16px;gap:7px}
  .h-tel-ico{width:15px;height:15px}
  .nav-toggle{display:inline-flex}
  header nav{position:fixed;top:62px;left:0;right:0;z-index:99;display:none;flex-direction:column;gap:0;
    margin:0;padding:6px 24px 16px;background:#fff;border-bottom:1px solid var(--line);
    box-shadow:0 20px 34px rgba(10,20,33,.10);font-size:16.5px;max-height:calc(100dvh - 62px);overflow:auto}
  header nav a{padding:14px 0;border-bottom:1px solid var(--line);color:var(--ink)}
  header nav a:last-child{border-bottom:0}
  header nav a::after{display:none}
  body.nav-open{overflow:hidden}
  body.nav-open header nav{display:flex}
  body.nav-open .nav-toggle span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
  body.nav-open .nav-toggle span:nth-child(2){opacity:0}
  body.nav-open .nav-toggle span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
}

/* ---------- 移动端：正文排版 ---------- */
@media (max-width:600px){
  body{font-size:16px;line-height:1.85;letter-spacing:0}
  :root .wrap{width:calc(100% - 40px)}
  :root .hero h1{font-size:clamp(26px,7.4vw,30px);line-height:1.3;letter-spacing:0}
  :root .page-hero h1{font-size:clamp(23px,6.6vw,28px);line-height:1.32;letter-spacing:0}
  :root .hero p.lead,:root .page-hero .lead{font-size:15.5px;line-height:1.85;margin-top:14px}
  :root .sec-head h2,:root .sec-head2 h2{font-size:clamp(20px,5.4vw,23px);line-height:1.38;letter-spacing:0}
  :root .sec-head p,:root .sec-head2 p{font-size:15px;line-height:1.8;margin-top:10px}
  :root .crumb{font-size:12px;letter-spacing:.05em;margin-bottom:16px}
  :root .mono,:root .sec-head .idx,:root .sec-head2 .no,:root .pcard .no,
  :root .adv .no,:root .why-list .no,:root .eyebrow,:root .en{letter-spacing:.05em}
  :root .sec-head .idx,:root .sec-head2 .no,:root .eyebrow{font-size:11.5px}
  :root .pcard h3,:root .cap h3,:root .case-card h3{font-size:17px;line-height:1.4}
  :root .pcard p,:root .cap p,:root .nlist h3,:root .sol-pain .it p{font-size:14.5px;line-height:1.75}
  :root .hero .actions{margin-top:20px}
  :root .btn,:root .hero .actions a{font-size:15px;padding:12px 20px}
  :root .fstate{font-size:clamp(22px,6vw,26px)}
  :root .fitem .fk{font-size:15px}
  :root .fitem p{font-size:15px;line-height:1.8}
  :root .fcontact a.ftel{font-size:26px}
  :root .flinks{grid-template-columns:1fr 1fr;gap:20px 18px;padding-top:22px}
  :root .flinks a{font-size:13.5px}
  :root .fbottom{font-size:12px}
  :root .tag,:root .label{font-size:11.5px;letter-spacing:.04em}
}

/* ---------- 移动端：页内专项排版修正 ---------- */
@media (max-width:600px){
  :root .dark h2{font-size:clamp(19px,5vw,23px);line-height:1.45;letter-spacing:0}
  :root .sol-photo .txt h3{font-size:17px;line-height:1.45}
  :root .slim-head h1{font-size:clamp(22px,6.4vw,26px);line-height:1.32;letter-spacing:0}
  :root .intro-head h2{font-size:clamp(20px,5.2vw,23px);line-height:1.38;letter-spacing:0}
  :root .dt-hero h1{font-size:clamp(21px,6vw,25px);line-height:1.36;letter-spacing:0}
  :root .dt-hero{padding-top:calc(62px + 26px)}
  :root .article{font-size:16px;line-height:1.9}
  :root .article p{text-indent:0;margin-bottom:1.15em}
  :root .article h2{font-size:20px}
  :root .article h3{font-size:18px}
  :root .dt-wrap{gap:22px;padding-top:26px}
  :root .dt-side{position:static}
  :root .cul-hero{padding-top:calc(62px + 26px)}
  :root .cul-hero h1{font-size:clamp(23px,6.4vw,27px);line-height:1.32}
  :root .cul-card h2{font-size:19px}
  :root .cul-quote p{font-size:19px;line-height:1.55}
}
@media (max-width:900px){
  :root .h-cta{order:2;margin-left:auto}
  :root .nav-toggle{order:3;margin-left:10px}
}