/* ============================================================
   Design Tokens
   ============================================================ */
:root{
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --font-mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace;
  --weight-regular:400;
  --weight-medium:500;
  --weight-semibold:600;
  --weight-bold:700;
  --weight-heavy:800;
  --leading-tight:1.25;
  --leading-body:1.75;
  --primary:#2BB673;
  --primary-dark:#1E9A5E;
  --primary-light:#E8F8F0;
  --primary-glow:rgba(43,182,115,.14);
  --ink:#0F1A14;
  --text:#4A5B52;
  --muted:#8A9B92;
  --border:#E2EDE6;
  --bg:#F7FBF9;
  --card:#fff;
  --container:1200px;
  --radius:18px;
  --radius-sm:12px;
  --section:clamp(56px,7vw,100px);
  --shadow-sm:0 2px 8px rgba(15,26,20,.04);
  --shadow:0 8px 32px rgba(15,26,20,.06);
  --shadow-hover:0 20px 48px rgba(43,182,115,.14);
  --fs-h1:clamp(32px,4.2vw,52px);
  --fs-page-title:clamp(28px,3.8vw,44px);
  --fs-h2:clamp(24px,3.2vw,38px);
  --fs-h3:clamp(18px,1.8vw,22px);
  --fs-body:clamp(15px,1.4vw,16px);
  --fs-lead:clamp(16px,1.6vw,18px);
  --fs-label:14px;
  --fs-small:13px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-sans);
  color:var(--text);background:#fff;line-height:var(--leading-body);
  font-size:var(--fs-body);
  font-weight:var(--weight-regular);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block;height:auto}
ul{list-style:none}
button,input,textarea,select{font:inherit;color:inherit}
.container{width:min(100% - 40px,var(--container));margin-inline:auto}
.section{padding:var(--section) 0}

/* Typography */
.h1{font-size:var(--fs-h1);line-height:1.18;color:var(--ink);letter-spacing:-.025em;font-weight:var(--weight-bold)}
.h2{font-size:var(--fs-h2);line-height:var(--leading-tight);color:var(--ink);letter-spacing:-.02em;font-weight:var(--weight-bold)}
.h3{font-size:var(--fs-h3);color:var(--ink);font-weight:var(--weight-semibold);line-height:1.4}
.body{color:var(--text);line-height:1.8}
.lead{font-size:var(--fs-lead);color:var(--text);line-height:1.8}
.muted{color:var(--muted);font-size:var(--fs-small);line-height:1.7}
.text-center{text-align:center}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.12em;
  color:var(--primary);text-transform:uppercase;margin-bottom:14px;
}

/* Global typography contract: every page uses the same family, hierarchy and weights. */
:where(h1,h2,h3,h4,h5,h6,p,a,span,li,button,input,textarea,select){font-family:inherit}
.page-title{font-size:var(--fs-page-title);line-height:1.2;font-weight:var(--weight-bold);letter-spacing:-.02em;color:var(--ink);margin-bottom:16px}
.brand-cn{font-size:20px}
.brand-en{font-size:8px}
.section-head .eyebrow,.svc-num,.value-num,.vmv-card .label{font-size:var(--fs-small);font-weight:var(--weight-bold)}
.main-nav,.btn,.header-right .btn{font-weight:var(--weight-semibold)}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-weight:600;font-size:15px;
  transition:all .25s var(--ease);border:1.5px solid transparent;cursor:pointer;
  white-space:nowrap;line-height:1.2;
}
.btn svg{width:16px;height:16px;flex-shrink:0}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 10px 26px rgba(43,182,115,.32)}
.btn-outline{border-color:var(--border);color:var(--ink);background:#fff}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-light)}
.btn-ghost-light{border-color:rgba(255,255,255,.32);color:#fff}
.btn-ghost-light:hover{border-color:#fff;background:rgba(255,255,255,.1)}
.btn-lg{padding:15px 34px;font-size:16px}
.btn-block{width:100%}

/* ============================================================
   Header
   ============================================================ */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.9);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border);
}
.header-inner{height:68px;display:flex;align-items:center;justify-content:flex-start;gap:0}

/* Brand — 使用原图 Logo，图片缺失时退化为文字 */
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;cursor:pointer}
.brand-img{height:34px;width:auto;display:block}
.brand-fallback{display:none;align-items:center;gap:10px}
.brand-fallback.show{display:flex}
.brand-cn{
  font-size:23px;font-weight:900;color:var(--primary);
  letter-spacing:-.02em;line-height:1;
}
.brand-en{
  font-size:9px;line-height:1.25;color:var(--primary);
  font-weight:600;letter-spacing:.02em;
  border-left:1.5px solid var(--primary-light);
  padding-left:9px;text-transform:uppercase;
}
.brand-en span{display:block}

.header-inner>.brand{margin-right:auto}
.main-nav{display:flex;gap:30px;margin-right:0;font-size:15px;font-weight:500;color:#33443C}
.main-nav a{position:relative;padding:4px 0;transition:color .2s;cursor:pointer;white-space:nowrap}
.main-nav a:hover{color:var(--primary)}
.main-nav a.active{color:var(--primary);font-weight:600}
.main-nav a.active::after{
  content:"";position:absolute;bottom:-3px;left:0;right:0;height:2px;
  background:var(--primary);border-radius:2px;
}
.header-right{display:flex;align-items:center;gap:14px}
.header-right .btn{padding:9px 20px;font-size:14px}
.mobile-toggle{display:none;background:none;border:none;font-size:22px;color:var(--ink);cursor:pointer;padding:6px;line-height:1}

/* Mobile menu */
.mobile-menu{
  position:fixed;inset:0;z-index:200;background:#fff;
  padding:20px;display:none;flex-direction:column;overflow-y:auto;
}
.mobile-menu.open{display:flex}
.mobile-menu-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:36px}
.mobile-menu-close{background:none;border:none;font-size:30px;color:var(--ink);cursor:pointer;line-height:1}
.mobile-menu nav{display:flex;flex-direction:column}
.mobile-menu nav a{
  padding:17px 0;font-size:18px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--border);cursor:pointer;
}
.mobile-menu nav a.active{color:var(--primary)}
.mobile-menu .btn{margin-top:28px}


/* ============================================================
   Hero
   ============================================================ */
.hero{
  padding:clamp(56px,8vw,104px) 0 clamp(48px,6vw,84px);
  background:linear-gradient(165deg,#F7FBF9 0%,#EDF7F2 45%,#fff 100%);
  position:relative;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;top:-240px;right:-180px;
  width:640px;height:640px;border-radius:50%;
  background:radial-gradient(circle,rgba(43,182,115,.09) 0%,transparent 68%);
  pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:clamp(32px,5vw,64px);align-items:center;position:relative;z-index:1}
.hero-content{max-width:660px}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;background:var(--primary-light);
  color:var(--primary-dark);font-size:13.5px;font-weight:600;margin-bottom:22px;
}
.hero-badge::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--primary);flex-shrink:0}
.hero h1{margin-bottom:22px}
.hero h1 em{font-style:normal;color:var(--primary);white-space:nowrap}
.hero-desc{font-size:clamp(15px,1.7vw,18px);color:var(--text);margin-bottom:34px;line-height:1.8;max-width:600px}
.hero-desc strong{color:var(--ink);font-weight:600}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-art{display:grid;place-items:center}
.hero-art svg{width:100%;max-width:460px;height:auto}

/* ============================================================
   Stats
   ============================================================ */
.stats-section{
  padding:clamp(36px,4.5vw,60px) 0;
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  background:#fff;
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat-value{
  font-size:clamp(30px,3.8vw,46px);font-weight:800;
  color:var(--primary);line-height:1.1;letter-spacing:-.03em;margin-bottom:6px;
}
.stat-label{font-size:var(--fs-small);color:var(--muted);font-weight:500}

/* ============================================================
   Section head + cards
   ============================================================ */
.section-head{max-width:760px;margin-bottom:clamp(32px,4vw,52px)}
.section-head.center{margin-inline:auto;text-align:center}
.section-head .h2{margin-bottom:12px}

.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.cap-card{
  background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius);padding:34px 30px;
  transition:all .32s var(--ease);position:relative;overflow:hidden;
  display:flex;flex-direction:column;color:inherit;text-decoration:none;cursor:pointer;
}
.cap-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--primary),#5DD89A);
  opacity:0;transition:opacity .32s;transform:scaleX(.4);transform-origin:left;
}
.cap-card:focus-visible{outline:3px solid rgba(43,182,115,.3);outline-offset:3px}
.cap-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:rgba(43,182,115,.22)}
.cap-card:hover::before{opacity:1;transform:scaleX(1)}
.cap-icon{
  width:54px;height:54px;border-radius:15px;
  background:var(--primary-light);display:grid;place-items:center;
  margin-bottom:22px;flex-shrink:0;
}
.cap-icon svg{width:26px;height:26px;stroke:var(--primary);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.cap-card h3{margin-bottom:10px}
.cap-card>p{font-size:15px;margin-bottom:20px;line-height:1.7}
.cap-list{display:flex;flex-direction:column;gap:9px;margin-top:auto}
.cap-list li{display:flex;align-items:flex-start;gap:10px;font-size:14px;line-height:1.6}
.cap-list li::before{
  content:"";flex-shrink:0;width:6px;height:6px;border-radius:50%;
  background:var(--primary);margin-top:8px;
}

/* Clients */
.clients-section{background:var(--bg)}
.clients-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:16px;margin-top:38px}
.client-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);
  height:76px;display:grid;place-items:center;padding:12px;
  color:#9AA8A0;font-weight:600;font-size:13.5px;
  transition:all .28s var(--ease);
}
.client-item:hover{border-color:var(--primary);color:var(--primary);box-shadow:var(--shadow-sm);transform:translateY(-2px)}

/* ============================================================
   CTA — 居中单行
   ============================================================ */
.cta-box{
  background-color:#0F1A14;
  background-image:url(../images/cta-data-future-bg.svg?v=2);
  background-position:center;
  background-repeat:no-repeat;
  background-size:cover;
  border-radius:24px;
  padding:clamp(48px,6vw,84px) clamp(28px,4vw,64px);
  position:relative;overflow:hidden;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;gap:32px;
}
.cta-box::after{
  content:"";position:absolute;right:-80px;bottom:-80px;
  width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(93,216,154,.18),rgba(43,182,115,0) 70%);pointer-events:none;
}
.cta-box::before{
  content:"";position:absolute;left:-40px;top:-60px;
  width:180px;height:180px;border-radius:50%;
  background:radial-gradient(circle,rgba(43,182,115,.12),rgba(43,182,115,0) 70%);pointer-events:none;
}
.cta-box .h2{
  color:#fff;position:relative;z-index:1;
  font-size:clamp(24px,3.4vw,40px);
  max-width:900px;
}
.cta-box .btn{position:relative;z-index:1}

/* ============================================================
   Services page
   ============================================================ */
.svc-block{
  display:grid;grid-template-columns:1fr 1fr;
  gap:clamp(32px,5vw,72px);align-items:center;
  padding:clamp(48px,6vw,80px) 0;
  border-bottom:1px solid var(--border);
}
.svc-block:last-of-type{border-bottom:none}
.svc-block.reverse .svc-text{order:2}
.svc-block.reverse .svc-visual{order:1}
.svc-num{display:inline-block;font-size:13px;font-weight:800;letter-spacing:.14em;color:var(--primary);margin-bottom:14px}
.svc-text .h2{margin-bottom:16px}
.svc-text>p{margin-bottom:24px;line-height:1.85}
.svc-fit{background:var(--primary-light);border-radius:var(--radius-sm);padding:20px 22px;margin-bottom:26px}
.svc-fit h4{font-size:14px;color:var(--primary-dark);font-weight:700;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.svc-fit h4 svg{width:16px;height:16px;stroke:var(--primary-dark);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.svc-fit p{font-size:14.5px;line-height:1.75;margin:0}

.sub-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.sub-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);padding:20px;transition:all .28s var(--ease)}
.sub-card:hover{border-color:rgba(43,182,115,.3);box-shadow:var(--shadow-sm);transform:translateY(-3px)}
.sub-card h4{font-size:15px;color:var(--ink);font-weight:600;margin-bottom:7px}
.sub-card p{font-size:13.5px;color:var(--text);line-height:1.7;margin:0}

.svc-visual{
  background:transparent;
  border:0;padding:0;
  display:grid;place-items:center;min-height:0;
}
.svc-visual svg,.svc-visual img{width:100%;max-width:500px;height:auto;display:block}
.svc-visual img{border-radius:0;filter:none;mix-blend-mode:normal}

/* ============================================================
   Products page — 使用真实产品图
   ============================================================ */
.product-card{
  display:grid;grid-template-columns:.95fr 1.05fr;
  gap:clamp(28px,4vw,56px);align-items:center;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:clamp(24px,3.5vw,44px);margin-bottom:28px;
  transition:all .32s var(--ease);position:relative;overflow:hidden;
}
.product-card:hover{box-shadow:var(--shadow-hover);border-color:rgba(43,182,115,.2)}

/* 产品图容器 */
.product-visual{
  position:relative;z-index:1;
  border-radius:0;
  padding:0;
  display:grid;place-items:center;
  min-height:240px;
  background:transparent;
  border:0;
  overflow:visible;
}
.product-visual img{
  max-width:100%;max-height:300px;width:auto;height:auto;
  object-fit:contain;
  transition:transform .5s var(--ease);
  border-radius:8px;
}
.product-card:hover .product-visual img{transform:scale(1.03)}
/* 图片缺失时的替代背景 */
.product-visual.img-fail{background:linear-gradient(150deg,#E8F8F0,#D6EFE1)}
.product-visual.img-fail::after{
  content:attr(data-name);
  font-size:14px;font-weight:600;color:var(--primary-dark);
  letter-spacing:.04em;
}

.product-info{position:relative;z-index:1}
.product-logo{
  height:40px;margin-bottom:20px;
  display:flex;align-items:center;
}
.product-logo img{height:40px;max-height:none;width:auto;max-width:none;display:block;object-fit:contain;flex:none}
.product-logo-fallback{
  display:none;
  font-size:22px;font-weight:800;color:#12212B;
  letter-spacing:-.02em;line-height:1;
}
.product-logo-fallback small{display:block;font-size:9px;font-weight:600;color:#8A9B92;letter-spacing:.08em;margin-top:4px}

.product-info .h3{font-size:clamp(19px,2.2vw,24px);margin-bottom:6px}
.product-tag{font-size:14px;color:var(--primary);font-weight:600;margin-bottom:16px}
.product-info>p{font-size:15px;line-height:1.8;margin-bottom:24px}

/* ============================================================
   Careers page
   ============================================================ */
.perks-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.perk-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;transition:all .28s var(--ease)}
.perk-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(43,182,115,.2)}
.perk-icon{width:44px;height:44px;border-radius:12px;background:var(--primary-light);display:grid;place-items:center;margin-bottom:16px}
.perk-icon svg{width:22px;height:22px;stroke:var(--primary);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.perk-card h4{font-size:16px;color:var(--ink);font-weight:600;margin-bottom:8px}
.perk-card p{font-size:14px;line-height:1.7;margin:0}

.job-list{display:flex;flex-direction:column;gap:14px}
.job-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;transition:border-color .28s var(--ease),box-shadow .28s var(--ease)}
.job-item:hover,.job-item[open]{border-color:var(--primary);box-shadow:var(--shadow-sm)}
.job-toggle{width:100%;list-style:none;padding:24px 28px;display:flex;align-items:center;justify-content:space-between;gap:24px;background:transparent;border:0;text-align:left;cursor:pointer;font:inherit;color:inherit}
.job-toggle::-webkit-details-marker{display:none}
.job-toggle:focus-visible{outline:3px solid rgba(43,182,115,.28);outline-offset:-3px}
.job-main{display:block;flex:1;min-width:0}
.job-title-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:8px}
.job-title{font-size:17px;font-weight:700;color:var(--ink)}
.job-tag{font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px;background:var(--primary-light);color:var(--primary-dark)}
.job-meta{display:flex;gap:18px;flex-wrap:wrap;font-size:13.5px;color:var(--muted)}
.job-arrow{width:38px;height:38px;border-radius:50%;background:var(--bg);display:grid;place-items:center;flex-shrink:0;transition:all .28s var(--ease)}
.job-arrow svg{width:16px;height:16px;stroke:var(--ink);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .28s var(--ease)}
.job-item:hover .job-arrow,.job-item[open] .job-arrow{background:var(--primary)}
.job-item:hover .job-arrow svg,.job-item[open] .job-arrow svg{stroke:#fff}
.job-item[open] .job-arrow svg{transform:rotate(45deg)}
.job-detail{border-top:1px solid var(--border);background:linear-gradient(180deg,#fbfdfc 0%,#fff 100%)}
.job-detail-inner{padding:26px 28px 30px;max-width:920px}
.job-detail h3{font-size:16px;color:var(--ink);margin:0 0 12px;font-weight:700}
.job-detail h3:not(:first-child){margin-top:24px}
.job-detail ol{margin:0;padding-left:1.5em;color:var(--muted)}
.job-detail li{padding-left:.25em;margin-bottom:8px;line-height:1.75;font-size:14.5px}
.job-detail li:last-child{margin-bottom:0}

/* ============================================================
   About page
   ============================================================ */
.about-intro{max-width:820px;margin-inline:auto;text-align:center}
.about-intro p{font-size:clamp(15px,1.6vw,17.5px);line-height:1.95;margin-bottom:22px}
.about-intro p:first-child{font-size:clamp(16px,1.8vw,20px);color:var(--ink);font-weight:500}

.vmv-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:28px}
.vmv-card{
  background:linear-gradient(140deg,#0F1A14,#1B4A36);
  border-radius:var(--radius);padding:clamp(28px,3.5vw,44px);
  color:#fff;position:relative;overflow:hidden;
}
.vmv-card::after{content:"";position:absolute;right:-50px;top:-50px;width:180px;height:180px;border-radius:50%;background:rgba(43,182,115,.18)}
.vmv-card .label{font-size:12.5px;font-weight:700;letter-spacing:.14em;color:#5DD89A;margin-bottom:14px;text-transform:uppercase}
.vmv-card .value{font-size:clamp(20px,2.6vw,30px);font-weight:800;line-height:1.3;letter-spacing:-.02em;position:relative;z-index:1}
.vmv-card .desc{font-size:14px;color:#A8C5B4;margin-top:14px;position:relative;z-index:1;line-height:1.7}

.values-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.value-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);padding:24px;transition:all .28s var(--ease)}
.value-card:hover{border-color:rgba(43,182,115,.3);box-shadow:var(--shadow-sm);transform:translateY(-3px)}
.value-num{font-size:13px;font-weight:800;color:var(--primary);letter-spacing:.1em;margin-bottom:10px}
.value-card h4{font-size:16px;color:var(--ink);font-weight:700;margin-bottom:8px}
.value-card p{font-size:14px;line-height:1.7;margin:0}

.office-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.office-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px;transition:all .28s var(--ease);position:relative;overflow:hidden}
.office-card::before{content:"";position:absolute;top:0;left:0;width:3px;height:100%;background:var(--primary);transform:scaleY(0);transform-origin:top;transition:transform .32s var(--ease)}
.office-card:hover::before{transform:scaleY(1)}
.office-card:hover{box-shadow:var(--shadow-sm);border-color:rgba(43,182,115,.22)}
.office-city{font-size:19px;font-weight:800;color:var(--ink);margin-bottom:12px;display:flex;align-items:center;gap:9px}
.office-city svg{width:18px;height:18px;stroke:var(--primary);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.office-card p{font-size:14px;line-height:1.75;margin:0;color:var(--text)}

/* 图片占位 */
.img-ph{
  background:linear-gradient(140deg,#EDF7F2,#DCF0E6);
  border-radius:var(--radius);display:grid;place-items:center;
  gap:12px;color:var(--primary-dark);font-size:13.5px;font-weight:600;
  border:1px dashed rgba(43,182,115,.3);
  padding:32px 20px;min-height:200px;text-align:center;
}
.img-ph svg{width:34px;height:34px;stroke:var(--primary);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;opacity:.7}
.about-imgs{display:grid;grid-template-columns:1.4fr 1fr;gap:20px;margin-bottom:20px}
.group-history-section{background:var(--bg);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.history-list{border-top:1px solid var(--border)}
.history-item{display:grid;grid-template-columns:minmax(210px,.34fr) 1fr;gap:clamp(24px,4vw,56px);padding:32px 0;border-bottom:1px solid var(--border)}
.history-period strong{display:block;color:var(--ink);font-size:18px;line-height:1.4;font-weight:700}
.history-period span{display:block;color:var(--primary);font-size:14px;font-weight:600;margin-top:6px}
.history-detail time,.honor-item time{display:block;color:var(--primary);font-size:13px;font-weight:800;letter-spacing:.08em;margin-bottom:6px}
.history-detail p{font-size:14.5px;line-height:1.8;margin:0 0 16px}
.history-detail p:last-child{margin-bottom:0}
.history-detail time:not(:first-child){margin-top:20px}
.honors-list{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--border);border-left:1px solid var(--border)}
.honor-item{padding:24px;border-right:1px solid var(--border);border-bottom:1px solid var(--border);min-height:116px;background:#fff}
.honor-item p{margin:0;color:var(--ink);font-size:16px;font-weight:600;line-height:1.55}

/* ============================================================
   Footer
   ============================================================ */
.site-footer{background:var(--ink);color:#8A9B92;padding:60px 0 0;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.7fr repeat(3,1fr);gap:44px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand .brand{margin-bottom:18px}
/* Footer 上的 Logo：深色背景，若原图是深色版可加 filter 反白 */
.footer-brand .brand-img{height:32px;filter:brightness(0) invert(1)}
.footer-brand .brand-fallback .brand-cn{color:#5DD89A}
.footer-brand .brand-fallback .brand-en{color:#5DD89A;border-left-color:rgba(93,216,154,.3)}
.footer-brand p{line-height:1.8;max-width:320px;font-size:14px}
.footer-col h4{color:#fff;font-size:14.5px;font-weight:600;margin-bottom:18px}
.footer-col a{display:block;color:#8A9B92;margin-bottom:11px;transition:color .2s;font-size:14px;cursor:pointer}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#5A6B62}
.footer-bottom a:hover{color:var(--primary)}

/* ============================================================
   Responsive
   ============================================================ */
@media(max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-art{order:-1;max-width:380px;margin-inline:auto}
  .cap-grid{grid-template-columns:repeat(2,1fr)}
  .clients-grid{grid-template-columns:repeat(4,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}
  .svc-block{grid-template-columns:1fr;gap:32px}
  .svc-block.reverse .svc-text{order:1}
  .svc-block.reverse .svc-visual{order:2}
  .svc-visual{min-height:240px}
  .product-card{grid-template-columns:1fr;gap:28px}
  .perks-grid{grid-template-columns:repeat(2,1fr)}
  .values-grid{grid-template-columns:repeat(2,1fr)}
  .office-grid{grid-template-columns:1fr}
  .about-imgs{grid-template-columns:1fr}
  .vmv-grid{grid-template-columns:1fr}
  .history-item{grid-template-columns:1fr;gap:14px}
  .honors-list{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .main-nav{display:none}
  .header-right .btn{display:none}
  .mobile-toggle{display:block}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:28px 16px}
  .cap-grid{grid-template-columns:1fr}
  .clients-grid{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{justify-content:center;text-align:center}
  .perks-grid{grid-template-columns:1fr}
  .values-grid{grid-template-columns:1fr}
  .honors-list{grid-template-columns:1fr}
  .sub-grid{grid-template-columns:1fr}
  .job-item{flex-direction:column;align-items:flex-start;gap:16px}
  .job-arrow{align-self:flex-end}
  .hero-actions .btn{flex:1;min-width:130px}
  .cta-box{gap:24px}
}
@media(max-width:480px){
  .container{width:min(100% - 32px,var(--container))}
  .clients-grid{grid-template-columns:repeat(2,1fr)}
  .hero-actions{flex-direction:column}
  .hero-actions .btn{width:100%}
  .brand-img{height:28px}
  .brand-cn{font-size:20px}
  .brand-en{font-size:8px;padding-left:7px}
}
/* Approved multi-page and content adjustments */
.partner-strips{display:grid;grid-template-columns:1fr;gap:16px;margin-top:38px;overflow:hidden}
.partner-strip{height:76px;border:1px solid var(--border);border-radius:var(--radius-sm);background:#fff;overflow:hidden;display:flex;align-items:center}
.partner-track{display:flex;width:max-content;height:100%;will-change:transform;animation:partner-slide 36s linear infinite}
.partner-track img{flex:0 0 auto;width:auto;max-width:none;height:100%;object-fit:contain;object-position:left center;background:#fff}
.partner-strip:nth-child(even) .partner-track{animation-direction:reverse}
@keyframes partner-slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.about-hero .section-head{margin-left:auto;margin-right:auto;text-align:center}
.about-office-photo{width:100%;min-height:320px;object-fit:cover;border-radius:var(--radius);border:1px solid var(--border)}
.value-num{display:none}
@media (prefers-reduced-motion:reduce){.partner-track{animation:none}}
@media(max-width:768px){.partner-strips{grid-template-columns:1fr}.about-hero .section-head{text-align:center}}

/* Homepage banner supplied by Qingguo Digital. */
.home-hero{
  min-height:652px;
  padding:104px 0 84px;
  display:block;
  background-color:#f3f4f9;
  background-image:url(../images/home-banner.jpg);
  background-repeat:no-repeat;
  background-position:center center;
  background-size:auto 652px;
}
.home-hero::before{display:none}
.home-hero .hero-grid{grid-template-columns:minmax(0,660px);justify-content:start}
@media(max-width:1024px){
  .home-hero{min-height:560px;padding:72px 0;background-position:58% center;background-size:auto 560px}
  .home-hero .hero-grid{grid-template-columns:minmax(0,620px)}
}
@media(max-width:640px){
  .home-hero{min-height:600px;padding:64px 0;background-position:64% center;background-size:auto 600px}
  .home-hero::after{content:"";position:absolute;inset:0;background:rgba(243,244,249,.68);pointer-events:none}
  .home-hero .hero-grid{z-index:1}
}

/* Page hero artwork — translucent data ribbons in the Qingguo pale-green palette. */
.services-hero,.products-hero,.careers-hero,.about-hero{
  background-color:#F7FBF9;
  background-repeat:no-repeat;
  background-position:center;
  background-size:cover;
}
.services-hero{background-image:url(../images/page-banners/services-banner.png)}
.products-hero{background-image:url(../images/page-banners/products-banner.png)}
.products-hero + .container{padding-top:42px}
.careers-hero{background-image:url(../images/page-banners/careers-banner.png)}
.about-hero{background-image:url(../images/page-banners/about-banner.png)}
.services-hero::before,.products-hero::before,.careers-hero::before,.about-hero::before{display:none}
.services-hero .section-head,.products-hero .section-head,.careers-hero .section-head,.about-hero .section-head{position:relative;z-index:1}

/* About introduction and office photo side-by-side layout. */
.about-overview{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(380px,.92fr);gap:clamp(32px,5vw,72px);align-items:center}
.about-overview .about-intro{max-width:none;margin:0;text-align:left}
.about-overview .about-intro p{font-size:15px;line-height:1.9;margin-bottom:18px}
.about-overview .about-intro p:first-child{font-size:clamp(16px,1.55vw,19px);line-height:1.85}
.about-overview .about-intro p:last-child{margin-bottom:0}
.about-overview .about-office-photo{height:100%;min-height:430px;max-height:560px;object-fit:cover}
@media(max-width:900px){
  .about-overview{grid-template-columns:1fr;gap:28px}
  .about-overview .about-office-photo{width:100%;height:auto;min-height:280px;max-height:440px}
}