/* ================================================================
   Surge.run 官网 · 全局样式表（统一管理）
   结构：1 设计变量 · 2 基础 · 3 通用组件 · 4 导航 · 5 页头页脚
         6 各独立页区块 · 7 首页专属 · 8 响应式
   ================================================================ */
/* ============ 设计变量 ============ */
:root{--paper:#F4F6F4;
  --paper-2:#E9EFEB;
  --white:#FFFFFF;
  --ink:#0F2E3A;
  --ink-2:#465D66;
  --ink-3:#7A8F96;
  --line:rgba(15,46,58,.13);
  --brand:#0E7C86;
  --brand-deep:#0A5E66;
  --brand-soft:#DFEFF0;
  --gold:#E2602A;
  --gold-deep:#C24A1C;
  --gold-soft:#FBE3D3;
  --shadow:0 18px 44px -20px rgba(15,46,58,.30);
  --shadow-sm:0 8px 24px -14px rgba(15,46,58,.22);
  --r-lg:22px;
  --r-md:16px;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  --serif:"Noto Serif SC","Songti SC","SimSun",serif;}
/* ============ 基础 ============ */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}
.container{max-width:1180px;margin:0 auto;padding:0 24px}
section{position:relative}
/* ============ 通用组件 ============ */
.eyebrow{font-family:var(--serif);font-weight:700;color:var(--gold-deep);letter-spacing:.14em;font-size:.95rem;margin-bottom:14px;display:flex;align-items:center;gap:12px}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--gold);display:inline-block}
.eyebrow.center{justify-content:center}
.eyebrow.center::after{content:"";width:26px;height:2px;background:var(--gold);display:inline-block}
h2.sec-title{font-size:clamp(1.7rem,3.4vw,2.4rem);font-weight:900;line-height:1.3;letter-spacing:.01em}
h2.sec-title .hl{color:var(--brand)}
.sec-sub{color:var(--ink-2);max-width:640px;margin-top:14px;font-size:1.02rem}
.sec-head{margin-bottom:52px}
.sec-head.center{text-align:center;display:flex;flex-direction:column;align-items:center}
.sec-head.center .sec-sub{margin-left:auto;margin-right:auto}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border-radius:999px;font-weight:700;font-size:1rem;transition:transform .18s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;white-space:nowrap}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 12px 26px -12px rgba(14,124,134,.55)}
.btn-primary:hover{background:var(--brand-deep)}
.btn-gold{background:var(--gold);color:#fff;box-shadow:0 12px 26px -12px rgba(226,96,42,.6)}
.btn-gold:hover{background:var(--gold-deep)}
.btn-ghost{border:1.5px solid var(--line);color:var(--ink);background:var(--white)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-sm{padding:9px 18px;font-size:.9rem}
.btn .arr{transition:transform .18s ease}
.btn:hover .arr{transform:translateX(3px)}
/* 滚动显现 */
.rv{opacity:0;transform:translateY(20px);transition:opacity .7s ease,transform .7s ease}
.rv.on{opacity:1;transform:none}
.rv-d1{transition-delay:.08s}
.rv-d2{transition-delay:.16s}
.rv-d3{transition-delay:.24s}
.rv-d4{transition-delay:.32s}
/* ============ 导航 ============ */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;height:70px;transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(244,246,244,.9);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom-color:var(--line);box-shadow:0 10px 30px -24px rgba(15,46,58,.4)}
.nav-inner{height:70px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{display:flex;align-items:center;gap:12px;font-weight:900;font-size:1.22rem;color:var(--ink)}
.logo-img{width:42px;height:42px;object-fit:contain;flex:none}
.logo small{display:block;font-size:.62rem;font-weight:500;color:var(--ink-3);letter-spacing:.22em;margin-top:-2px}
.nav-links{display:flex;align-items:center;gap:34px;font-weight:500;font-size:.98rem}
.nav-links a{color:var(--ink-2);position:relative;padding:4px 0}
.nav-links a:hover{color:var(--brand)}
.nav-links a.active{color:var(--brand);font-weight:700}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--gold);transition:width .22s ease}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-cta{display:flex;align-items:center;gap:14px}
.burger{display:none;flex-direction:column;gap:5px;padding:8px;z-index:120}
.burger span{width:24px;height:2.5px;background:var(--ink);border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.burger.open span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
.mobile-menu{position:fixed;top:0;left:0;right:0;z-index:90;background:var(--paper);padding:96px 28px 34px;visibility:hidden;opacity:0;transform:translateY(-102%);transition:transform .3s ease,opacity .3s ease,visibility .3s;border-bottom:1px solid var(--line);box-shadow:0 30px 60px -30px rgba(15,46,58,.4)}
.mobile-menu.open{visibility:visible;opacity:1;transform:none}
.mobile-menu a{display:block;padding:14px 0;font-size:1.12rem;font-weight:700;border-bottom:1px solid var(--line)}
.mobile-menu a.active{color:var(--brand)}
.mobile-menu .btn{margin-top:22px;width:100%;display:inline-flex;justify-content:center;text-align:center}
/* ============ 页头 ============ */
.about-hero{padding:150px 0 70px;text-align:center;overflow:hidden;background:radial-gradient(620px 340px at 50% -10%, rgba(14,124,134,.14), transparent 65%),radial-gradient(460px 300px at 88% 30%, rgba(226,96,42,.10), transparent 60%)}
.about-hero .crumbs{display:flex;justify-content:center;gap:10px;font-size:.82rem;color:var(--ink-3);margin-bottom:26px}
.about-hero .crumbs a:hover{color:var(--brand)}
.about-hero .crumbs b{color:var(--ink-2);font-weight:600}
.about-hero h1{font-size:clamp(1.9rem,4.4vw,3rem);font-weight:900;line-height:1.28;letter-spacing:.01em}
.about-hero h1 .hl{color:var(--brand)}
.about-hero .sub{color:var(--ink-2);max-width:620px;margin:18px auto 0;font-size:1.05rem}
.about-intro{display:grid;grid-template-columns:1.45fr .95fr;gap:48px;align-items:start;margin-top:8px}
.about-txt p{color:var(--ink-2);font-size:.94rem;line-height:1.95;margin-bottom:16px;text-indent:2em}
.about-facts{background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 24px;display:flex;flex-direction:column;gap:18px}
.fact-item{display:flex;gap:12px;align-items:flex-start}
.fact-item .sic{width:38px;height:38px;border-radius:11px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;flex:none}
.fact-item b{display:block;font-size:.9rem;font-weight:900;margin-bottom:2px}
.fact-item p{font-size:.78rem;color:var(--ink-2);line-height:1.55}
.about-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:56px 0}
.as-item{background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);padding:22px 16px;text-align:center}
.as-item b{display:block;font-size:1.7rem;font-weight:900;color:var(--brand);margin-bottom:4px}
.as-item span{font-size:.8rem;color:var(--ink-2)}
.mv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:60px}
.mv-item{background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 24px}
.mv-item .sic{width:44px;height:44px;border-radius:12px;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.mv-item h3{font-size:1.05rem;font-weight:900;margin-bottom:8px}
.mv-item p{font-size:.85rem;color:var(--ink-2);line-height:1.75;text-indent:2em}
.timeline{display:grid;grid-template-columns:150px 44px 1fr;row-gap:34px;margin-bottom:60px}
.tl-item{display:contents}
.tl-time{font-size:.88rem;font-weight:900;color:var(--brand);padding-top:3px;text-align:right}
.tl-axis{position:relative;display:flex;justify-content:center}
.tl-dot{width:14px;height:14px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 5px var(--brand-soft);z-index:1}
.tl-item:not(:last-child) .tl-axis::after{content:"";position:absolute;top:16px;bottom:-36px;width:2px;background:var(--line)}
.tl-body h4{font-size:.98rem;font-weight:900;margin-bottom:6px}
.tl-body p{font-size:.86rem;color:var(--ink-2);line-height:1.8}
.panorama-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:60px}
.pn-item{border:1px solid var(--line);border-radius:var(--r-md);padding:18px;background:var(--white)}
.pn-item h4{font-size:.92rem;font-weight:900;margin-bottom:5px;display:flex;align-items:center;gap:8px}
.pn-item h4::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--gold);flex:none}
.pn-item p{font-size:.78rem;color:var(--ink-2);line-height:1.65}
.about-bottom{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:start}
.service-feats{display:flex;flex-direction:column;gap:26px;margin-top:28px}
.sf{display:flex;gap:18px}
.sf .sic{width:46px;height:46px;border-radius:13px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;flex:none}
.sf b{display:block;font-size:1rem;font-weight:900;margin-bottom:4px}
.sf p{font-size:.88rem;color:var(--ink-2)}
.down-card{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-lg);padding:34px 32px}
.down-card h3{font-size:1.25rem;font-weight:900;margin-bottom:6px}
.down-card>p{color:var(--ink-2);font-size:.9rem;margin-bottom:26px}
.qr-row{display:flex;gap:22px;margin-bottom:28px}
.qr-box{flex:1;text-align:center;background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);padding:18px 12px}
.qr-box svg,.qr-box img{width:112px;height:112px;margin:0 auto 10px;display:block}
.qr-box b{font-size:.86rem;font-weight:700;display:block}
.qr-box span{font-size:.7rem;color:var(--ink-3)}
.contact-list{display:flex;flex-direction:column;gap:11px;margin-bottom:20px;font-size:.88rem}
.contact-list span{display:flex;align-items:center;gap:9px;color:var(--ink-2)}
.contact-list svg{color:var(--brand);flex:none}
.down-btns{display:flex;flex-wrap:wrap;gap:10px}
.down-btns .btn{flex:1;min-width:150px;justify-content:center}
.qr-note{font-size:.7rem;color:var(--ink-3);margin-top:16px;text-align:center}
.about-cta{display:flex;justify-content:center;gap:16px;flex-wrap:wrap;margin-top:64px}
.about-cta .btn{min-width:200px;justify-content:center}
/* ============ 底部 CTA ============ */
.cta{background:radial-gradient(560px 300px at 50% -20%, rgba(226,96,42,.28), transparent 65%),var(--ink);color:#F2F0E7;padding:90px 0;text-align:center;overflow:hidden}
.cta::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.09) 1px, transparent 1px);background-size:24px 24px;pointer-events:none}
.cta-inner{position:relative;max-width:760px;margin:0 auto}
.cta h2{font-size:clamp(1.9rem,4vw,2.7rem);font-weight:900;line-height:1.3}
.cta h2 .hl{color:#F2905E;font-family:var(--serif)}
.cta p{margin:18px auto 34px;color:#A9BFB8;font-size:1.04rem;max-width:560px}
.cta-actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}
.cta-meta{display:flex;justify-content:center;gap:26px;margin-top:42px;flex-wrap:wrap;font-size:.84rem;color:#8FA39B}
.cta-meta span{display:flex;align-items:center;gap:8px}
.cta-meta svg{color:var(--gold)}
/* ============ 页脚 ============ */
.footer{background:#0E2A33;color:#A9BFB8;padding:64px 0 0}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 1.25fr;gap:40px 34px;padding-bottom:44px}
.foot-brand p{font-size:.86rem;margin-top:16px;max-width:300px;line-height:1.8}
.foot h4{color:#F2F0E7;font-size:.94rem;font-weight:700;margin-bottom:18px;letter-spacing:.06em}
.foot ul{display:flex;flex-direction:column;gap:11px;font-size:.86rem}
.foot ul a:hover{color:#F2905E}
.foot-contact{display:flex;flex-direction:column;gap:11px;font-size:.86rem}
.foot-contact span{display:flex;gap:9px;align-items:flex-start}
.foot-contact svg{flex:none;margin-top:4px;color:var(--gold)}
.foot-bottom{border-top:1px solid rgba(255,255,255,.09);padding:20px 0;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.78rem;color:#7E9288}
.foot-bottom a{color:#7E9288;text-decoration:none;display:inline-flex;align-items:center;gap:6px;transition:color .2s ease}
.foot-bottom a:hover{color:var(--brand)}
.beian{display:inline-flex;align-items:center;gap:20px;flex-wrap:wrap}
.beian svg{flex:none}
.foot-brand .legal-names{margin-top:16px;padding-top:14px;border-top:1px solid rgba(255,255,255,.09)}
.foot-brand .legal-names p{font-size:.72rem;color:#7E9288;line-height:1.75;margin:0}
/* ============ 响应式 ============ */
@media (max-width:1024px){.about-intro{grid-template-columns:1fr;gap:32px}
  .about-stats{grid-template-columns:repeat(2,1fr)}
  .mv-grid{grid-template-columns:1fr}
  .panorama-grid{grid-template-columns:repeat(2,1fr)}
  .about-bottom{grid-template-columns:1fr;gap:40px}
  .timeline{grid-template-columns:120px 36px 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}}
@media (max-width:860px){
  .nav-links,.nav-cta .btn{display:none}
  .burger{display:flex}
  .about-stats{grid-template-columns:repeat(2,1fr);gap:10px}
  .panorama-grid{grid-template-columns:1fr}
  .timeline{grid-template-columns:88px 32px 1fr;row-gap:28px}
  .about-hero{padding:120px 0 56px}
  .about-body{padding:56px 0 80px}
  .down-card{padding:28px 22px}
}

/* ============ 关于我们页 ============ */
/* ============ 关于我们页 ============ */
.about-body{padding:70px 0 96px}

/* ============ 联系我们页 ============ */
/* ============ 联系我们页 ============ */
.contact-body{padding:70px 0 96px}
.info-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:48px}
.info-item{background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);padding:20px 18px;display:flex;gap:14px;align-items:flex-start}
.info-ic{width:42px;height:42px;border-radius:12px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;flex:none}
.info-item b{display:block;font-size:.96rem;font-weight:900;margin-bottom:2px}
.info-item p{font-size:.8rem;color:var(--ink-2);line-height:1.55}
.contact-main{display:grid;grid-template-columns:1fr 1.06fr;gap:44px;align-items:start}
.contact-left{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.c-card{background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);padding:18px 16px;display:flex;gap:12px;align-items:flex-start}
.c-card-wide{grid-column:1/-1}
.c-ic{width:38px;height:38px;border-radius:11px;background:var(--gold-soft);color:var(--gold-deep);display:flex;align-items:center;justify-content:center;flex:none}
.c-card b{display:block;font-size:.9rem;font-weight:900;margin-bottom:3px}
.c-card p{font-size:.82rem;color:var(--ink-2);line-height:1.6;word-break:break-all}
.c-card a{color:var(--brand);font-weight:700}
.c-card a:hover{color:var(--gold-deep)}
.contact-left .qr-row{margin-bottom:0;margin-top:6px;grid-column:1/-1}
.contact-left .qr-note{grid-column:1/-1;text-align:left}
.form-card{background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);padding:32px 28px;box-shadow:var(--shadow-sm)}
.form-card h3{font-size:1.3rem;font-weight:900}
.form-card>p{color:var(--ink-2);font-size:.88rem;margin-top:6px;margin-bottom:24px}
.c-form{display:flex;flex-direction:column;gap:16px}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.f-field{display:flex;flex-direction:column;gap:7px}
.f-field label{font-size:.82rem;font-weight:700;color:var(--ink-2)}
.f-field input,.f-field select,.f-field textarea{border:1.5px solid var(--line);border-radius:12px;padding:12px 14px;font-family:inherit;font-size:.92rem;color:var(--ink);background:var(--paper);transition:border-color .2s ease,box-shadow .2s ease;outline:none;width:100%}
.f-field input:focus,.f-field select:focus,.f-field textarea:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(14,124,134,.12);background:var(--white)}
.f-field input::placeholder,.f-field textarea::placeholder{color:var(--ink-3)}
.btn-block{width:100%;justify-content:center;margin-top:4px}
.f-note{font-size:.72rem;color:var(--ink-3);text-align:center}
@media (max-width:920px){
  .contact-main{grid-template-columns:1fr}
  .info-strip{grid-template-columns:1fr}
}
@media (max-width:640px){
  .contact-left{grid-template-columns:1fr}
  .contact-left .qr-row{flex-direction:column}
  .f-row{grid-template-columns:1fr}
  .f-field input,.f-field select,.f-field textarea{font-size:16px}
}
/* ============ 关于我们页 ============ */

.about-body{padding:70px 0 96px}

/* ============ 行业专长页 ============ */
/* ============ 行业专长页 ============ */
.ind-body{padding:70px 0 96px}
.ind-intro{display:grid;grid-template-columns:1.12fr 1fr;gap:48px;align-items:start;margin-bottom:56px}
.ind-intro h2{font-size:clamp(1.55rem,3vw,2.15rem);font-weight:900;line-height:1.35}
.ind-intro h2 .hl{color:var(--brand)}
.ind-intro .ind-sub{color:var(--ink-2);margin-top:14px;font-size:.98rem;line-height:1.95}
.ind-ways{display:flex;flex-direction:column;gap:14px}
.ind-way{display:flex;gap:14px;align-items:flex-start;background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);padding:16px 18px}
.ind-way .w-num{font-family:var(--serif);font-weight:900;font-size:1.12rem;color:var(--gold-deep);flex:none;width:34px;height:34px;border-radius:10px;background:var(--gold-soft);display:flex;align-items:center;justify-content:center}
.ind-way b{display:block;font-size:.94rem;font-weight:900}
.ind-way p{font-size:.8rem;color:var(--ink-2);line-height:1.6}
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.cat-card{background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 24px;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.cat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(14,124,134,.35)}
.cat-card .cic{width:46px;height:46px;border-radius:13px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.cat-card .cic svg{width:22px;height:22px}
.cat-card h3{font-size:1.08rem;font-weight:900;margin-bottom:6px}
.cat-card .kw{font-size:.8rem;color:var(--gold-deep);font-weight:700;margin-bottom:10px}
.cat-card p{font-size:.84rem;color:var(--ink-2);line-height:1.75;margin-bottom:16px}
.cat-tags{display:flex;flex-wrap:wrap;gap:8px}
.cat-tags span{font-size:.72rem;font-weight:700;color:var(--brand-deep);background:var(--brand-soft);border-radius:999px;padding:4px 11px}
.cat-card.bridge{background:linear-gradient(135deg,var(--brand-soft),var(--white) 62%);border-style:dashed}
.ind-cta-note{text-align:center;margin-top:56px}
@media (max-width:920px){
  .ind-intro{grid-template-columns:1fr}
  .cat-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .cat-grid{grid-template-columns:1fr}
}
/* ============ 关于我们页 ============ */

.about-body{padding:70px 0 96px}

/* ============ 核心服务页 ============ */
/* ============ 核心服务页 ============ */
.svc-body{padding:70px 0 96px}
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.svc-card{background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 24px;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.svc-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(14,124,134,.35)}
.svc-card .sic{width:46px;height:46px;border-radius:13px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.svc-card .sic svg{width:22px;height:22px}
.svc-card h3{font-size:1.05rem;font-weight:900;margin-bottom:6px}
.svc-card p{font-size:.83rem;color:var(--ink-2);line-height:1.75;margin-bottom:16px}
.svc-tags{display:flex;flex-wrap:wrap;gap:8px}
.svc-tags span{font-size:.72rem;font-weight:700;color:var(--gold-deep);background:var(--gold-soft);border-radius:999px;padding:4px 11px}
.case-head{margin:64px 0 34px}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.case-card{background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(14,124,134,.35)}
.case-card .cimg{height:190px;overflow:hidden}
.case-card .cimg img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.case-card:hover .cimg img{transform:scale(1.05)}
.case-card .cbody{padding:20px 22px 24px}
.case-card h3{font-size:1.02rem;font-weight:900;margin-bottom:8px}
.case-card .cdesc{font-size:.82rem;color:var(--ink-2);line-height:1.75;margin-bottom:14px}
.case-card ul{display:flex;flex-direction:column;gap:7px;margin-bottom:14px}
.case-card li{font-size:.78rem;color:var(--ink-2);display:flex;gap:8px;align-items:flex-start}
.case-card li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--brand);flex:none;margin-top:7px}
.case-tags{display:flex;flex-wrap:wrap;gap:8px}
.case-tags span{font-size:.7rem;font-weight:700;color:var(--brand-deep);background:var(--brand-soft);border-radius:999px;padding:4px 10px}
@media (max-width:920px){.svc-grid,.case-grid{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.svc-grid,.case-grid{grid-template-columns:1fr}}
/* ============ 关于我们页 ============ */

.about-body{padding:70px 0 96px}

/* ============ 部署流程页 ============ */
/* ============ 部署流程页 ============ */
.pp-body{padding:70px 0 96px}
.pp-flow{background:#0E2A33;color:#F2F0E7;border-radius:var(--r-lg);padding:44px 40px;margin-bottom:56px;position:relative;overflow:hidden}
.pp-flow::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);background-size:22px 22px;pointer-events:none}
.pp-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;position:relative}
.pp-step{background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.09);border-radius:var(--r-md);padding:22px 20px;transition:transform .22s ease,border-color .22s ease}
.pp-step:hover{transform:translateY(-3px);border-color:rgba(242,144,94,.5)}
.pp-step .pp-num{font-family:var(--serif);font-weight:900;font-size:1.3rem;color:#F2905E;margin-bottom:10px;display:flex;align-items:center;gap:10px}
.pp-step .pp-num svg{color:#8FA39B}
.pp-step h3{font-size:1rem;font-weight:900;margin-bottom:8px;color:#F2F0E7}
.pp-step p{font-size:.78rem;color:#A9BFB8;line-height:1.7;margin-bottom:12px}
.pp-step ul{display:flex;flex-direction:column;gap:6px}
.pp-step li{font-size:.74rem;color:#C9D8D2;display:flex;gap:8px;align-items:flex-start}
.pp-step li::before{content:"";width:5px;height:5px;border-radius:50%;background:#F2905E;flex:none;margin-top:7px}
.pp-ways{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:56px}
.pp-way{background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 24px;text-align:center}
.pp-way .w-ic{width:46px;height:46px;border-radius:13px;background:var(--gold-soft);color:var(--gold-deep);display:flex;align-items:center;justify-content:center;margin:0 auto 14px}
.pp-way h3{font-size:1rem;font-weight:900;margin-bottom:8px}
.pp-way p{font-size:.82rem;color:var(--ink-2);line-height:1.7}
@media (max-width:920px){.pp-steps,.pp-ways{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.pp-steps,.pp-ways{grid-template-columns:1fr}}
/* ============ 关于我们页 ============ */

.about-body{padding:70px 0 96px}

/* ============ 产品中心页 ============ */
/* ============ 产品中心页 ============ */
.prod-body{padding:70px 0 96px}
.prod-list{display:flex;flex-direction:column;gap:34px}
.prod-card{background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;display:grid;grid-template-columns:1.05fr 1fr;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.prod-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(14,124,134,.35)}
.prod-card .pimg{min-height:330px;overflow:hidden}
.prod-card .pimg img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.prod-card:hover .pimg img{transform:scale(1.04)}
.prod-card:nth-child(even){grid-template-columns:1fr 1.05fr}
.prod-card:nth-child(even) .pimg{order:2}
.prod-card .pbody{padding:40px 38px;display:flex;flex-direction:column;justify-content:center}
.prod-card .pbadge{display:inline-flex;align-items:center;gap:8px;font-size:.74rem;font-weight:700;color:var(--gold-deep);background:var(--gold-soft);border-radius:999px;padding:5px 13px;width:max-content;margin-bottom:16px}
.prod-card h3{font-size:clamp(1.3rem,2.4vw,1.7rem);font-weight:900;margin-bottom:10px}
.prod-card .pdesc{font-size:.9rem;color:var(--ink-2);line-height:1.8;margin-bottom:18px}
.prod-card ul{display:grid;grid-template-columns:1fr 1fr;gap:8px 16px;margin-bottom:20px}
.prod-card li{font-size:.82rem;color:var(--ink);display:flex;gap:8px;align-items:flex-start}
.prod-card li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand);flex:none;margin-top:8px}
.prod-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.prod-tags span{font-size:.74rem;font-weight:700;color:var(--brand-deep);background:var(--brand-soft);border-radius:999px;padding:5px 12px}
.prod-card .pbtns{display:flex;gap:12px;flex-wrap:wrap}
.prod-note{text-align:center;margin:56px 0 0}
@media (max-width:920px){
  .prod-card,.prod-card:nth-child(even){grid-template-columns:1fr}
  .prod-card:nth-child(even) .pimg{order:0}
  .prod-card .pimg{min-height:230px}
  .prod-card .pbody{padding:28px 24px}
  .prod-card ul{grid-template-columns:1fr}
}
/* ============ 关于我们页 ============ */

.about-body{padding:70px 0 96px}

/* ============ 首页专属 ============ */
.eyebrow.on-dark{color:#F2905E}
.eyebrow.on-dark::before,.eyebrow.on-dark.center::after{background:#F2905E}
.on-dark h2.sec-title{color:#F7F5EE}
.nav-links a:hover::after{width:100%}
/* ============ Hero ============ */
.hero{padding:150px 0 90px;
  overflow:hidden;
  background:
    radial-gradient(640px 420px at 88% -10%, rgba(226,96,42,.16), transparent 65%),
    radial-gradient(760px 520px at -8% 110%, rgba(14,124,134,.12), transparent 60%),
    var(--paper);}
.hero::before{content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(15,46,58,.07) 1px, transparent 1px);
  background-size:26px 26px;
  -webkit-mask-image:linear-gradient(180deg,transparent, #000 18%, #000 82%, transparent);
  mask-image:linear-gradient(180deg,transparent, #000 18%, #000 82%, transparent);
  pointer-events:none;}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center;position:relative}
.hero-chip{display:inline-flex;align-items:center;gap:9px;
  background:var(--white);border:1px solid var(--line);border-radius:999px;
  padding:8px 16px;font-size:.88rem;font-weight:500;color:var(--ink-2);
  box-shadow:var(--shadow-sm);margin-bottom:22px;}
.hero-chip .dot{width:8px;height:8px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(14,124,134,.14)}
.hero h1{font-size:clamp(2.15rem,4.6vw,3.5rem);
  font-weight:900;line-height:1.22;letter-spacing:.01em;}
.hero h1 .hl{color:var(--brand);position:relative;white-space:nowrap}
.hero h1 .hl::after{content:"";position:absolute;left:0;right:0;bottom:.06em;height:.34em;
  background:rgba(226,96,42,.28);z-index:-1;border-radius:4px;}
.hero-sub{margin-top:22px;color:var(--ink-2);font-size:1.08rem;max-width:520px}
.hero-actions{display:flex;align-items:center;gap:16px;margin-top:34px;flex-wrap:wrap}
.hero-trust{display:flex;align-items:center;gap:28px;margin-top:40px;flex-wrap:wrap}
.trust-item{display:flex;flex-direction:column}
.trust-item b{font-size:1.35rem;font-weight:900;font-family:var(--serif);color:var(--brand)}
.trust-item span{font-size:.82rem;color:var(--ink-3)}
.trust-div{width:1px;height:34px;background:var(--line)}
/* 产品演示面板 */
.mock{position:relative}
.mock-card{background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow);overflow:hidden;}
.mock-head{display:flex;align-items:center;gap:12px;
  padding:15px 20px;border-bottom:1px solid var(--line);
  background:#F8FAF8;}
.mock-dots{display:flex;gap:6px}
.mock-dots i{width:10px;height:10px;border-radius:50%;display:block}
.mock-dots i:nth-child(1){background:#E2604E}
.mock-dots i:nth-child(2){background:#F2905E}
.mock-dots i:nth-child(3){background:#4DA3A3}
.mock-title{font-size:.86rem;font-weight:700;color:var(--ink-2);flex:1;display:flex;align-items:center;gap:8px}
.mock-title svg{opacity:.6}
.mock-status{display:inline-flex;align-items:center;gap:6px;
  font-size:.74rem;color:var(--brand);font-weight:700;
  background:var(--brand-soft);padding:4px 11px;border-radius:999px;}
.mock-status i{width:6px;height:6px;border-radius:50%;background:var(--brand)}
.mock-body{padding:22px 22px 26px}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:20px}
.kpi{background:var(--paper);border-radius:14px;padding:13px 15px}
.kpi span{font-size:.75rem;color:var(--ink-3);display:block;margin-bottom:3px}
.kpi b{font-size:1.18rem;font-weight:900}
.kpi small{font-size:.72rem;color:var(--brand);font-weight:700}
.chart-card{border:1px solid var(--line);border-radius:14px;padding:16px 16px 12px;background:var(--white)}
.chart-card h4{font-size:.84rem;font-weight:700;color:var(--ink-2);display:flex;justify-content:space-between;align-items:baseline;margin-bottom:12px}
.chart-card h4 em{font-style:normal;font-size:.74rem;color:var(--ink-3);font-weight:400}
.bars{display:flex;align-items:flex-end;gap:10px;height:118px;padding-top:8px}
.bar{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:7px;height:100%}
.bar .b{width:100%;max-width:30px;border-radius:6px 6px 3px 3px;background:var(--brand);opacity:.82;transition:transform .3s ease}
.bar .b.hot{background:var(--gold);opacity:1}
.bar span{font-size:.68rem;color:var(--ink-3)}
.chart-foot{display:flex;justify-content:space-between;margin-top:12px;font-size:.74rem;color:var(--ink-3)}
.chart-foot b{color:var(--brand);font-weight:700}
.spark-wrap{margin-top:16px;border:1px solid var(--line);border-radius:14px;padding:14px 16px;background:var(--white)}
.spark-wrap h4{font-size:.84rem;font-weight:700;color:var(--ink-2);display:flex;justify-content:space-between;align-items:baseline;margin-bottom:6px}
.spark-wrap h4 em{font-style:normal;font-size:.74rem;color:var(--ink-3);font-weight:400}
.mock-chip{position:absolute;display:flex;align-items:center;gap:9px;
  background:var(--white);border:1px solid var(--line);border-radius:14px;
  padding:11px 15px;font-size:.82rem;font-weight:700;
  box-shadow:var(--shadow);z-index:2;
  animation:floaty 5.5s ease-in-out infinite;}
.mock-chip small{display:block;font-size:.7rem;color:var(--ink-3);font-weight:500}
.mock-chip .ic{width:30px;height:30px;border-radius:9px;display:flex;align-items:center;justify-content:center;flex:none}
.chip-1{top:-22px;right:-14px}
.chip-1 .ic{background:var(--brand-soft);color:var(--brand)}
.chip-2{bottom:-24px;left:-16px;animation-delay:-2.6s}
.chip-2 .ic{background:var(--gold-soft);color:var(--gold-deep)}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
/* ============ Hero 轮播 ============ */
.hero-slider{position:relative;overflow:hidden}
.hero-track{display:flex;transition:transform .85s cubic-bezier(.55,.06,.25,1)}
.hero-slide{flex:0 0 100%;min-width:100%;min-height:520px}
.hero-slide .hero-grid{padding:26px 0 30px}
/* 内容默认隐藏：切换时旧屏快速淡出、新屏延迟淡入，过渡更清晰 */
.hero-slide .hero-copy>*{opacity:0;transform:translateY(26px);transition:opacity .35s ease,transform .35s ease}
.hero-slide.active .hero-copy>*{opacity:1;transform:none;transition:opacity .6s ease,transform .6s ease}
.hero-slide.active .hero-copy>*:nth-child(1){transition-delay:.2s}
.hero-slide.active .hero-copy>*:nth-child(2){transition-delay:.3s}
.hero-slide.active .hero-copy>*:nth-child(3){transition-delay:.4s}
.hero-slide.active .hero-copy>*:nth-child(4){transition-delay:.5s}
.hero-slide.active .hero-copy>*:nth-child(5){transition-delay:.6s}
.hero-slide .mock{opacity:0;transform:translateX(52px) scale(.975);transition:opacity .35s ease,transform .35s ease}
.hero-slide.active .mock{opacity:1;transform:none;transition:opacity .65s ease .3s,transform .65s ease .3s}
/* 无缝跳回时内容立即显示，避免闪烁 */
.hero-slide.no-anim .hero-copy>*,.hero-slide.no-anim .mock{transition:none!important}
/* 布局差异化：S2 右文左卡 / S3 居中 / S4 上文下卡 */
@media (min-width:1025px){.hero-slide.layout-right .hero-grid{grid-template-columns:.98fr 1.02fr}
  .hero-slide.layout-right .hero h1{font-size:clamp(1.7rem,3.4vw,2.35rem)}
  .hero-slide.layout-right .hero-copy{order:2}
  .hero-slide.layout-right .mock{order:1}}
.hero-slide.layout-center .hero-grid{display:block}
.hero-slide.layout-center .hero-copy{max-width:860px;margin:0 auto;text-align:center;display:flex;flex-direction:column;align-items:center}
.hero-slide.layout-center .hero-sub{margin-left:auto;margin-right:auto}
.hero-slide.layout-center .hero-actions{justify-content:center}
.hero-slide.layout-center .mock{max-width:900px;margin:36px auto 0}
.hero-slide.layout-center .data-grid{grid-template-columns:repeat(4,1fr)}
.hero-slide.layout-flow .hero-grid{grid-template-columns:.92fr 1.08fr;gap:clamp(32px,5vw,64px)}
.hero-slide.layout-flow .mock{max-width:660px}
.hero-slide.layout-flow .flow-mini{grid-template-columns:repeat(2,1fr)}
.hero-dots{position:absolute;left:50%;bottom:34px;transform:translateX(-50%);display:flex;gap:9px;z-index:6}
.hero-dots button{position:relative;width:9px;height:9px;border-radius:999px;background:rgba(15,46,58,.18);transition:width .3s ease,background .3s ease;padding:0}
.hero-dots button.on{width:26px;background:var(--brand)}
.hero-nav-v{position:absolute;right:30px;bottom:34px;display:flex;flex-direction:column;gap:10px;z-index:5}
.hn-btn{width:42px;height:42px;border-radius:50%;border:1px solid rgba(15,46,58,.14);background:rgba(255,255,255,.88);color:var(--ink);display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 3px 12px rgba(15,46,58,.08);transition:opacity .38s ease,transform .38s ease,background .2s ease,color .2s ease,border-color .2s ease}
.hn-btn:hover{background:var(--brand);color:#fff;border-color:var(--brand)}
.hn-btn.hidden{opacity:0;pointer-events:none}
.hn-up.hidden{transform:translateY(-16px)}
.hn-down.hidden{transform:translateY(16px)}
.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.cap{background:var(--paper);border-radius:13px;padding:16px 10px;text-align:center;font-size:.82rem;font-weight:700;color:var(--ink)}
.cap .cic{width:36px;height:36px;margin:0 auto 9px;border-radius:10px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center}
.data-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}
.data-item{background:var(--paper);border-radius:14px;padding:26px 18px;text-align:center}
.data-item b{display:block;font-size:1.7rem;font-weight:900;font-family:var(--serif);color:var(--brand);margin-bottom:5px}
.data-item span{font-size:.8rem;color:var(--ink-2)}
.flow-mini{display:grid;grid-template-columns:1fr 1fr;gap:11px}
.fm{display:flex;align-items:center;gap:12px;background:var(--paper);border-radius:13px;padding:15px 16px}
.fm b{font-family:var(--serif);font-size:1.05rem;color:var(--gold-deep)}
.fm span{font-size:.88rem;font-weight:700;color:var(--ink)}
@media (max-width:860px){
  .hero-dots{bottom:24px}
  .hero-nav-v{right:16px;bottom:24px;gap:8px}
  .hn-btn{width:38px;height:38px}
  .cap-grid{gap:9px}
  .flow-mini{grid-template-columns:1fr}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-slide .hero-grid{padding:14px 0 24px}
  .hero-slide.layout-stack .hero-copy{text-align:left;align-items:flex-start;margin:0}
  .hero-slide.layout-stack .hero-sub{margin-left:0;margin-right:0}
  .hero-slide.layout-stack .hero-actions{justify-content:flex-start}
  .hero-slide.layout-center .data-grid{grid-template-columns:1fr 1fr}
  .hero-slide.layout-stack .flow-mini{grid-template-columns:1fr}
}
/* ============ 合作伙伴条 ============ */
.partners{background:var(--white);border-top:1px solid var(--line);padding:38px 0 34px}
.partners-label{text-align:center;font-size:.84rem;color:var(--ink-3);margin-bottom:22px;letter-spacing:.06em}
.partners-label b{color:var(--ink-2);font-weight:700}
.marquee{overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.marquee-track{display:flex;align-items:center;gap:0;width:max-content;animation:marq 32s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee-track ul{display:flex;align-items:center;gap:54px;padding-right:54px}
.marquee-track li{display:flex;align-items:center;gap:10px;font-size:1.02rem;font-weight:700;color:var(--ink-2);white-space:nowrap}
.marquee-track li .dot{width:7px;height:7px;border-radius:50%;background:var(--gold);opacity:.75}
@keyframes marq{to{transform:translateX(-50%)}}
/* ============ 三大价值 ============ */
.values{padding:96px 0;background:var(--paper)}
.values-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.value-card{background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px 28px;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;}
.value-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:rgba(14,124,134,.3)}
.value-ic{width:52px;height:52px;border-radius:15px;
  background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;margin-bottom:20px;}
.value-card h3{font-size:1.22rem;font-weight:900;margin-bottom:10px}
.value-card>p{color:var(--ink-2);font-size:.94rem;margin-bottom:18px;min-height:66px}
.value-card ul{display:flex;flex-direction:column;gap:9px}
.value-card li{display:flex;gap:9px;align-items:flex-start;font-size:.9rem;color:var(--ink);font-weight:500}
.value-card li svg{flex:none;margin-top:4px;color:var(--gold-deep)}
/* ============ 全链路流程（深色） ============ */
.pipeline{background:var(--ink);color:#F2F0E7;padding:96px 0}
.pipeline .sec-sub{color:#A6B8B2}
.flow{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;margin-top:26px}
.fnode{position:relative;background:rgba(255,255,255,.045);
  border:1px solid rgba(255,255,255,.11);border-radius:var(--r-md);
  padding:24px 20px 22px;transition:transform .25s ease,background .25s ease;}
.fnode:hover{transform:translateY(-5px);background:rgba(255,255,255,.08)}
.fnode::after{content:"";position:absolute;top:42px;right:-20px;width:20px;height:2px;
  background:linear-gradient(90deg,rgba(226,96,42,.9),rgba(226,96,42,.25));}
.fnode:last-child::after{display:none}
.fnode .num{font-family:var(--serif);font-size:1.15rem;font-weight:900;color:var(--gold);letter-spacing:.05em}
.fnode .fic{width:44px;height:44px;border-radius:12px;background:rgba(226,96,42,.14);color:#F2905E;display:flex;align-items:center;justify-content:center;margin:14px 0 16px}
.fnode h3{font-size:1.04rem;font-weight:900;margin-bottom:12px}
.fnode ul{display:flex;flex-direction:column;gap:7px}
.fnode li{display:flex;gap:8px;align-items:flex-start;font-size:.8rem;color:#C6D6D0;font-weight:400}
.fnode li::before{content:"";width:4px;height:4px;border-radius:50%;background:var(--gold);margin-top:8px;flex:none}
.fnode p{font-size:.8rem;color:#C6D6D0;line-height:1.65;margin-top:6px}
/* ============ 解决方案 ============ */
.solutions{padding:96px 0;background:var(--white)}
.sol-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.serv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:18px}
.serv-item{background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);padding:22px 20px;display:flex;gap:14px;align-items:flex-start;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.serv-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:rgba(14,124,134,.3)}
.serv-item .sic{width:42px;height:42px;border-radius:12px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;flex:none}
.serv-item h3{font-size:.96rem;font-weight:900;margin-bottom:5px}
.serv-item p{font-size:.78rem;color:var(--ink-2);line-height:1.6}
.sol-note{font-size:.78rem;color:var(--ink-3);text-align:center;margin-bottom:46px}
.sol-card{border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  background:var(--white);transition:transform .25s ease,box-shadow .25s ease;
  display:flex;flex-direction:column;}
.sol-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.sol-media{position:relative;overflow:hidden;aspect-ratio:4/3}
.sol-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.sol-card:hover .sol-media img{transform:scale(1.05)}
.sol-tag{position:absolute;left:16px;top:16px;
  background:rgba(255,255,255,.94);color:var(--brand);
  font-size:.74rem;font-weight:700;padding:5px 12px;border-radius:999px;
  box-shadow:var(--shadow-sm);display:flex;align-items:center;gap:6px;}
.sol-tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold)}
.sol-body{padding:24px 24px 26px;display:flex;flex-direction:column;flex:1}
.sol-body h3{font-size:1.14rem;font-weight:900;margin-bottom:9px}
.sol-body>p{color:var(--ink-2);font-size:.9rem;margin-bottom:16px}
.sol-body ul{display:grid;grid-template-columns:1fr;gap:8px;margin-bottom:20px}
.sol-body li{display:flex;gap:8px;font-size:.84rem;color:var(--ink);font-weight:500}
.sol-body li svg{flex:none;margin-top:4px;color:var(--brand)}
.sol-link{margin-top:auto;display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--brand);font-size:.9rem}
.sol-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.sol-tags span{font-size:.74rem;font-weight:500;color:var(--brand);background:var(--brand-soft);padding:4px 12px;border-radius:999px;letter-spacing:.02em}
.sol-link svg{transition:transform .2s ease}
.sol-link:hover svg{transform:translateX(4px)}
/* ============ 业态与品类 ============ */
.scenes{padding:96px 0;background:var(--paper)}
.retail-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:72px}
.retail-item{background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px 20px;display:flex;gap:15px;align-items:center;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;}
.retail-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:rgba(14,124,134,.3)}
.retail-item .ric{width:44px;height:44px;border-radius:13px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;flex:none}
.retail-item b{display:block;font-size:.98rem;font-weight:900}
.retail-item span{font-size:.76rem;color:var(--ink-3)}
.cats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.cat{background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 16px;text-align:center;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;}
.cat:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:rgba(14,124,134,.3)}
.cat .cic{width:46px;height:46px;margin:0 auto 10px;border-radius:50%;
  background:var(--paper-2);color:var(--ink-2);
  display:flex;align-items:center;justify-content:center;}
.cat:hover .cic{background:var(--brand-soft);color:var(--brand)}
.cat b{font-size:.92rem;font-weight:700}
.cat p{font-size:.73rem;color:var(--ink-3);margin-top:6px;line-height:1.55;letter-spacing:.01em}
/* ============ 数据背书 ============ */
.stats{background:
    radial-gradient(720px 360px at 85% 0%, rgba(226,96,42,.22), transparent 60%),
    radial-gradient(600px 420px at 0% 100%, rgba(255,255,255,.07), transparent 55%),
    var(--brand-deep);
  color:#F2F0E7;padding:84px 0;}
.stats-head{text-align:center;margin-bottom:54px}
.stats-head .eyebrow{justify-content:center}
.stats-head .eyebrow::after{content:"";width:26px;height:2px;background:#F2905E}
.stats-head h2{font-size:clamp(1.7rem,3.2vw,2.3rem);font-weight:900;line-height:1.35}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat{text-align:center;position:relative}
.stat+.stat::before{content:"";position:absolute;left:-12px;top:14%;height:72%;width:1px;background:rgba(255,255,255,.14)}
.stat .v{font-family:var(--serif);font-weight:900;font-size:clamp(2.6rem,5vw,3.6rem);
  color:#F2905E;line-height:1.1;}
.stat .v small{font-size:.5em;margin-left:2px}
.stat p{margin-top:8px;font-size:.92rem;color:#C4D5D2;letter-spacing:.04em}
.stats-foot{margin-top:46px;text-align:center}
.stats-foot .badge{display:inline-flex;align-items:center;gap:10px;
  border:1px solid rgba(242,144,94,.4);border-radius:999px;
  padding:10px 22px;font-size:.9rem;color:#F2905E;font-weight:500;
  background:rgba(242,144,94,.08);}
/* ============ 服务与下载 ============ */
.service{padding:96px 0;background:var(--white)}
.service-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
@media (max-width:860px){
  .nav-links,.nav-cta .btn{display:none}
  .burger{display:flex}
  .values-grid{grid-template-columns:1fr}
  .sol-grid{grid-template-columns:1fr}
  .serv-grid{grid-template-columns:1fr}
  .service-grid{grid-template-columns:1fr;gap:44px}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:36px 24px}
  .stat:nth-child(3)::before{display:none}
  .cats{grid-template-columns:repeat(3,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:560px){
  section{padding:64px 0}
  .hero{padding:120px 0 70px}
  .flow{grid-template-columns:1fr}
  .fnode::after{display:none}
  .cats{grid-template-columns:repeat(2,1fr)}
  .cats .cat:last-child{grid-column:span 2}
  .retail-grid{grid-template-columns:1fr 1fr;gap:12px}
  .kpis{grid-template-columns:repeat(3,1fr);gap:8px}
  .kpi{padding:10px 8px}
  .kpi b{font-size:1rem}
  .down-btns .btn{min-width:130px}
  .hero-trust{gap:18px}
  .trust-div{height:28px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .rv{opacity:1;transform:none}
  html{scroll-behavior:auto}
}
/* ============ 关于我们页 ============ */
.about-intro{display:grid;grid-template-columns:1.45fr .95fr;gap:48px;align-items:start;margin-top:8px}
@media (max-width:1024px){
  .about-intro{grid-template-columns:1fr;gap:32px}
  .about-stats{grid-template-columns:repeat(2,1fr)}
  .mv-grid{grid-template-columns:1fr}
  .panorama-grid{grid-template-columns:repeat(2,1fr)}
  .about-bottom{grid-template-columns:1fr;gap:40px}
  .timeline{grid-template-columns:120px 36px 1fr}
}
@media (max-width:860px){
  .about-stats{grid-template-columns:repeat(2,1fr);gap:10px}
  .panorama-grid{grid-template-columns:1fr}
  .timeline{grid-template-columns:88px 32px 1fr;row-gap:28px}
}

/* ============ 超宽屏适配（带鱼屏 21:9 / 32:9 等，渐进增强） ============ */
@media (min-width:1500px){
  .container{max-width:1320px}
}
@media (min-width:1920px){
  .container{max-width:1480px}
  .nav-links{gap:40px}
  .sec-title{font-size:clamp(2rem,2.9vw,2.7rem)}
  .hero h1{font-size:clamp(3rem,4.2vw,4rem)}
  .about-hero h1{font-size:clamp(2.5rem,3.6vw,3.3rem)}
}
@media (min-width:2560px){
  .container{max-width:1760px}
  .nav-links{gap:46px}
}

/* ============ 极窄屏保护（≤400px） ============ */
@media (max-width:400px){
  .container{padding:0 16px}
  .foot-grid{grid-template-columns:1fr}
  .contact-left{grid-template-columns:1fr}
  .qr-row{flex-direction:column;align-items:center}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{justify-content:center}
  .cats{grid-template-columns:1fr}
  .cats .cat:last-child{grid-column:auto}
  .retail-grid{grid-template-columns:1fr}
  .kpis{grid-template-columns:repeat(2,1fr)}
  .down-btns{flex-direction:column}
  .down-btns .btn{min-width:100%}
  .prod-card ul{grid-template-columns:1fr}
  .info-strip{grid-template-columns:1fr}
  .about-stats{grid-template-columns:1fr 1fr}
  .timeline{grid-template-columns:56px 24px 1fr}
  .fnode{min-width:0}
}

/* ============ 右侧浮动条 ============ */
.float-bar{position:fixed;right:20px;top:50%;transform:translateY(-50%);z-index:80;display:flex;flex-direction:column;gap:10px}
.fb-item{position:relative}
.fb-ic{width:46px;height:46px;border-radius:13px;background:var(--white);border:1px solid var(--line);box-shadow:0 12px 26px -14px rgba(15,46,58,.35);color:var(--brand);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:color .25s,background .25s,transform .25s}
.fb-ic:hover{background:var(--brand);color:#fff;transform:translateY(-2px)}
.fb-pop{position:absolute;right:calc(100% + 14px);top:50%;transform:translateY(-50%) translateX(14px);opacity:0;pointer-events:none;background:var(--white);border:1px solid var(--line);border-radius:16px;box-shadow:0 18px 44px -18px rgba(15,46,58,.32);padding:16px 18px;min-width:152px;text-align:center;transition:opacity .28s ease,transform .28s ease;z-index:5}
.fb-item:hover .fb-pop{opacity:1;transform:translateY(-50%) translateX(0);pointer-events:auto}
.fb-pop b{display:block;font-size:.86rem;font-weight:700;color:var(--ink);margin-bottom:2px}
.fb-pop span{font-size:.72rem;color:var(--ink-3);display:block}
.fb-pop .fb-tel{font-size:1.05rem;font-weight:800;color:var(--brand);letter-spacing:.02em;margin:4px 0 8px}
.fb-pop a{display:inline-block;font-size:.74rem;color:var(--gold);border:1px solid var(--gold);border-radius:999px;padding:4px 14px;transition:background .25s,color .25s}
.fb-pop a:hover{background:var(--gold);color:#fff}
.fb-pop svg,.fb-pop img{width:108px;height:108px;display:block;margin:0 auto 8px;border:1px solid var(--line);border-radius:8px;background:var(--paper)}
.fb-top{position:relative;margin-top:4px;opacity:0;transform:translateY(14px);pointer-events:none;transition:opacity .4s ease,transform .4s ease}
.fb-top.shown{opacity:1;transform:translateY(0);pointer-events:auto}
@media (max-width:860px){
  .float-bar{top:auto;bottom:22px;transform:none;gap:0}
  .fb-item:not(.fb-top){display:none}
  .fb-ic{width:44px;height:44px;background:var(--brand);color:#fff;border-color:transparent;box-shadow:0 12px 26px -10px rgba(14,124,134,.5)}
  .fb-pop{display:none}
}

/* ============ 相关站点（daimake.cn） ============ */
.cta-sites{margin-top:22px;font-size:.88rem;color:#8FA39B}
.cta-sites a{color:var(--gold);font-weight:700;text-decoration:none;border-bottom:1px dashed rgba(226,96,42,.5);transition:color .2s ease}
.cta-sites a:hover{color:var(--gold-deep)}
.foot-bottom .sites{display:inline-flex;align-items:center;gap:6px}
.foot-bottom .sites a{color:var(--brand);font-weight:700}
.foot-bottom .sites a:hover{color:#fff}