:root{--ink:#111827;--muted:#5b6472;--line:#d8dee8;--bg:#f5f7fa;--navy:#09233f;--blue:#0958d9;--gold:#b88a2d;--white:#fff}*{box-sizing:border-box}body{margin:0;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:#fff}a{color:inherit;text-decoration:none}.shell{width:min(1180px,calc(100% - 40px));margin:auto}.topline{background:#071a30;color:#cbd5e1;font-size:13px}.topline .shell{min-height:34px;display:flex;align-items:center;justify-content:space-between;gap:16px}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.95);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.header-inner{min-height:78px;display:flex;align-items:center;gap:22px}.brand{display:flex;align-items:center;gap:12px;min-width:260px}.brand img{width:54px;height:54px;object-fit:contain}.brand strong{display:block;font-size:18px}.brand small{display:block;color:var(--muted);font-size:11px;letter-spacing:.08em}.nav{display:flex;align-items:center;gap:2px;flex:1;justify-content:center}.nav a{padding:28px 12px;color:#243244;font-weight:700;font-size:14px;border-bottom:3px solid transparent}.nav a.active,.nav a:hover{border-color:var(--blue);color:var(--blue)}.header-actions{display:flex;align-items:center;gap:8px}.lang{border:1px solid var(--line);background:#fff;border-radius:6px;padding:7px 9px;cursor:pointer}.lang.active{background:var(--navy);color:#fff}.phone,.button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;border-radius:6px;padding:0 16px;font-weight:800}.phone,.button.primary{background:var(--blue);color:#fff}.button.secondary{border:1px solid #fff;color:#fff;background:rgba(255,255,255,.12)}.hero{background:linear-gradient(115deg,rgba(9,35,63,.96),rgba(9,35,63,.76)),url("assets/iso-certificate-sample.png") center/cover;padding:82px 0 56px;color:#fff}.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(360px,.75fr);gap:48px;align-items:center}.eyebrow{margin:0 0 14px;color:var(--gold);font-size:12px;font-weight:900;letter-spacing:.16em}.hero h1,.page-hero h1{font-size:clamp(36px,5vw,66px);line-height:1.02;margin:0 0 22px;letter-spacing:0}.hero p,.page-hero p{font-size:18px;line-height:1.8;max-width:720px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.hero-panel{background:#fff;color:var(--ink);border-radius:8px;padding:18px;box-shadow:0 24px 70px rgba(0,0,0,.28)}.hero-panel img{width:100%;border-radius:6px;display:block}.hero-card{margin-top:14px;padding:16px;border-left:4px solid var(--gold);background:#f8fafc}.hero-card strong,.hero-card span{display:block}.metric-row{background:#fff;border-bottom:1px solid var(--line)}.metrics{display:grid;grid-template-columns:repeat(4,1fr)}.metrics div{padding:26px;border-right:1px solid var(--line)}.metrics strong{font-size:30px;display:block;color:var(--navy)}.metrics span{color:var(--muted);font-weight:700}.section{padding:72px 0}.muted{background:var(--bg)}.section-head{margin-bottom:28px}.section-head h2,.split h2,.lead-band h2{font-size:34px;line-height:1.18;margin:0 0 12px}.card-grid{display:grid;gap:18px}.card-grid.four{grid-template-columns:repeat(4,1fr)}.card-grid.three{grid-template-columns:repeat(3,1fr)}.service-card,.program-grid article,.timeline article,.contact-cards article{border:1px solid var(--line);background:#fff;border-radius:8px;padding:24px;box-shadow:0 16px 40px rgba(17,24,39,.06)}.service-card span{color:var(--gold);font-weight:900}.service-card h2,.service-card h3,.program-grid h2,.timeline h2{margin:12px 0 10px;color:var(--navy)}.service-card p,.program-grid p,.timeline p,.split p,.lead-band p,.footer p{color:var(--muted);line-height:1.75}.split{background:var(--navy);color:#fff}.split p{color:#dbe4ef}.split-grid{display:grid;grid-template-columns:1fr 1fr;gap:42px;align-items:center}.notice-list,.checklist{display:grid;gap:12px}.notice-list p,.checklist p{margin:0;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);padding:16px;border-radius:6px;color:#fff}.lead-band{background:#eef4ff;padding:64px 0}.lead-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:36px;align-items:start}.lead-form{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;background:#fff;border:1px solid var(--line);border-radius:8px;padding:20px}.lead-form label{display:grid;gap:6px;font-weight:800;color:#334155}.lead-form input{min-height:44px;border:1px solid #cbd5e1;border-radius:6px;padding:10px 12px;font:inherit}.lead-form .wide,.lead-form button{grid-column:1/-1}.lead-form button{min-height:46px;border:0;border-radius:6px;background:var(--blue);color:#fff;font-weight:900;cursor:pointer}.page-hero{background:linear-gradient(120deg,#09233f,#13406e);color:#fff;padding:68px 0}.program-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.timeline{display:grid;gap:14px}.timeline article{display:grid;grid-template-columns:220px 1fr;align-items:center}.resource-grid,.contact-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.resource-grid a{display:grid;gap:8px;border:1px solid var(--line);border-radius:8px;padding:24px;background:#fff}.resource-grid strong{font-size:22px;color:var(--navy)}.resource-grid span{color:var(--muted)}.faq-list{display:grid;gap:12px}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:8px;padding:18px}.faq-list summary{font-weight:900;cursor:pointer}.image-card{background:#fff;border-radius:8px;padding:28px;text-align:center;color:var(--ink)}.image-card img{max-width:220px}.footer{background:#071a30;color:#dbe4ef;padding:56px 0 20px}.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:36px}.footer a,.footer p{display:block;color:#cbd5e1}.footer-logo{width:76px;background:#fff;border-radius:6px;padding:8px}.qr{width:86px;border-radius:6px}.footer-bottom{margin-top:34px;border-top:1px solid rgba(255,255,255,.16);padding-top:18px;display:flex;justify-content:space-between;gap:16px;color:#9aa8ba;font-size:13px}[data-lang="zh"] [data-en]{display:none!important}[data-lang="en"] [data-zh]{display:none!important}@media(max-width:980px){.header-inner{flex-wrap:wrap;padding:12px 0}.nav{order:3;overflow:auto;justify-content:flex-start;width:100%}.nav a{padding:12px}.hero-grid,.split-grid,.lead-grid{grid-template-columns:1fr}.card-grid.four,.card-grid.three,.program-grid,.resource-grid,.contact-cards,.metrics{grid-template-columns:1fr 1fr}.timeline article{grid-template-columns:1fr}.hero-panel{max-width:520px}}@media(max-width:640px){.shell{width:min(100% - 28px,1180px)}.topline .shell,.footer-bottom{flex-direction:column;align-items:flex-start;padding:10px 0}.brand{min-width:0}.hero{padding:54px 0}.hero h1,.page-hero h1{font-size:34px}.card-grid.four,.card-grid.three,.program-grid,.resource-grid,.contact-cards,.metrics,.lead-form{grid-template-columns:1fr}.metrics div{border-right:0;border-bottom:1px solid var(--line)}.footer-grid{grid-template-columns:1fr}}

/* product-catalog:start */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.product-card {
  display: flex;
  min-height: 260px;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  padding: 24px;
  box-shadow: 0 16px 40px rgba(17, 24, 39, .06);
}
.product-card span {
  color: var(--gold);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .08em;
}
.product-card h2 {
  color: var(--navy);
  font-size: 22px;
  line-height: 1.25;
  margin: 16px 0 10px;
}
.product-card p {
  color: var(--muted);
  line-height: 1.7;
  flex: 1;
}
.product-card strong,
.text-link {
  color: var(--blue);
  font-weight: 900;
}
.product-layout {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}
.product-aside {
  position: sticky;
  top: 108px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  padding: 24px;
  box-shadow: 0 16px 40px rgba(17, 24, 39, .06);
}
.product-aside .button {
  width: 100%;
  margin-top: 12px;
}
.button.ghost {
  background: #fff;
  color: var(--navy);
  border: 1px solid var(--line);
}
.product-content {
  display: grid;
  gap: 16px;
}
.product-content article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  padding: 26px;
}
.product-content h2 {
  margin: 0 0 10px;
  color: var(--navy);
}
.product-content p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}
@media (max-width: 980px) {
  .product-grid,
  .product-layout {
    grid-template-columns: 1fr 1fr;
  }
  .product-aside {
    position: static;
  }
}
@media (max-width: 640px) {
  .product-grid,
  .product-layout {
    grid-template-columns: 1fr;
  }
}
/* product-catalog:end */


/* layout-redesign:start */
:root {
  --ink: #111827;
  --muted: #526071;
  --line: #d8dee8;
  --bg: #f6f8fb;
  --navy: #132238;
  --blue: #1f5fbf;
  --gold: #9b7629;
  --teal: #0f766e;
}
body {
  background: #fff;
}
.shell {
  width: min(1240px, calc(100% - 40px));
}
.topline {
  background: #111827;
}
.site-header {
  background: rgba(255,255,255,.98);
  box-shadow: 0 10px 30px rgba(17,24,39,.06);
}
.header-inner {
  min-height: 78px;
  flex-wrap: nowrap;
  gap: 14px;
}
.brand {
  min-width: 228px;
  flex: 0 0 auto;
}
.brand img {
  width: 44px;
  height: 44px;
}
.brand strong {
  font-size: 15px;
  line-height: 1.2;
}
.brand small {
  font-size: 10px;
  letter-spacing: .06em;
}
.nav {
  min-width: 0;
  justify-content: center;
  gap: 12px;
  overflow-x: auto;
  white-space: nowrap;
  scrollbar-width: none;
}
.nav::-webkit-scrollbar {
  display: none;
}
.nav a {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  white-space: nowrap;
  word-break: keep-all;
  padding: 30px 0 27px;
  font-size: 14px;
  line-height: 1;
}
.header-actions {
  flex: 0 0 auto;
  gap: 6px;
}
.phone {
  min-width: 116px;
  padding: 0 12px;
}
.hero {
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(255,255,255,.99) 0%, rgba(255,255,255,.96) 50%, rgba(255,255,255,.90) 72%, rgba(255,255,255,.76) 100%),
    url("assets/iso-certificate-sample.png") right -72px center/560px auto no-repeat,
    #f7f9fc;
  padding: 96px 0 76px;
  border-bottom: 1px solid var(--line);
}
.hero-grid {
  display: block;
}
.hero-copy {
  max-width: 850px;
}
.hero h1 {
  color: #0f172a;
  max-width: 780px;
  font-size: clamp(42px, 5vw, 72px);
}
.hero p {
  color: #334155;
  max-width: 760px;
}
.hero-panel {
  display: none;
}
.button.secondary {
  background: #fff;
  color: var(--navy);
  border: 1px solid #94a3b8;
}
.metric-row {
  background: #fff;
}
.metrics div {
  background: #fff;
}
.official-intro {
  align-items: stretch;
}
.official-intro .notice-list p {
  background: #f8fafc;
  border-color: var(--line);
  color: #0f172a;
}
.section {
  padding: 64px 0;
}
.section-head {
  max-width: 900px;
}
.program-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.product-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
.product-card {
  min-height: 210px;
  padding: 18px;
}
.product-card h2 {
  font-size: 18px;
}
.product-card p {
  font-size: 14px;
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.product-layout {
  grid-template-columns: 320px minmax(0,1fr);
}
.product-content article {
  padding: 24px;
}
.lead-band {
  background: #f1f5f9;
}
.lead-form {
  box-shadow: 0 18px 46px rgba(17,24,39,.07);
}
.page-hero {
  background: linear-gradient(120deg, #102033, #1d4d82);
}
@media (max-width: 1220px) {
  .brand {
    min-width: 204px;
  }
  .nav {
    justify-content: flex-start;
    gap: 10px;
  }
  .nav a {
    font-size: 13px;
  }
  .phone {
    min-width: auto;
    padding: 0 10px;
  }
}
@media (max-width: 980px) {
  .header-inner {
    flex-wrap: wrap;
    gap: 10px;
    padding: 12px 0;
  }
  .nav {
    order: 3;
    width: 100%;
  }
  .nav a {
    padding: 12px 0;
  }
  .hero {
    background:
      linear-gradient(90deg, rgba(255,255,255,.98), rgba(255,255,255,.90)),
      url("assets/iso-certificate-sample.png") right top/520px auto no-repeat,
      #f7f9fc;
  }
  .program-grid,
  .product-grid {
    grid-template-columns: repeat(2, minmax(0,1fr));
  }
}
@media (max-width: 640px) {
  .shell {
    width: min(100% - 28px, 1240px);
  }
  .topline .shell {
    gap: 6px 12px;
    flex-direction: row;
    align-items: center;
    font-size: 12px;
  }
  .brand {
    width: 100%;
    min-width: 0;
  }
  .header-actions {
    width: 100%;
    justify-content: flex-start;
  }
  .nav {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 0;
    overflow: visible;
    border-top: 1px solid var(--line);
  }
  .nav a {
    justify-content: center;
    padding: 10px 2px;
    font-size: 12px;
  }
  .hero {
    padding: 54px 0;
    background: #f7f9fc;
  }
  .hero h1 {
    font-size: 34px;
  }
  .program-grid,
  .product-grid {
    grid-template-columns: 1fr;
  }
  .product-card {
    min-height: auto;
  }
}
/* layout-redesign:end */