:root{--text:#172033;--muted:#5d6678;--line:#e6ebef;--blue:#1769c2;--ink:#11384f;--green:#527c6f;--gold:#e9c966;--orange:#df8f67;--soft:#f6f8fa}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:#fff;line-height:1.72}a{color:inherit;text-decoration:none}.site-header{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:22px;padding:14px clamp(18px,4vw,56px);border-bottom:1px solid var(--line);background:rgba(255,255,255,.96);backdrop-filter:saturate(180%) blur(12px)}.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ink);min-width:150px}.brand img{width:40px;height:40px;object-fit:contain}.brand span{font-size:18px;white-space:nowrap}.nav-toggle{display:none}.site-header nav,footer nav{display:flex;gap:16px;flex-wrap:wrap;font-size:15px}.site-header nav a{color:#26364d}.site-header nav a:hover,.site-header nav a[aria-current=page]{color:var(--blue)}.hero{position:relative;min-height:540px;display:grid;align-items:center;overflow:hidden;background:#123047}.hero.with-image>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:saturate(.95)}.hero.with-image:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(9,28,45,.86),rgba(9,28,45,.58),rgba(9,28,45,.2))}.hero-copy{position:relative;z-index:1;max-width:910px;padding:84px clamp(22px,6vw,78px);color:#fff}.hero-copy p{margin:0 0 10px;color:#f0d373;font-weight:700}.hero-copy h1{margin:0 0 18px;font-size:clamp(34px,5.2vw,62px);line-height:1.14;font-weight:850;letter-spacing:0}.hero-copy span{display:block;max-width:780px;font-size:18px;color:rgba(255,255,255,.9)}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.actions a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:5px;background:#fff;color:var(--ink);font-weight:800}.actions a+a{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.46)}.section{padding:62px clamp(18px,4vw,56px);border-bottom:1px solid var(--line)}.section:nth-of-type(odd){background:var(--soft)}.inner{max-width:1140px;margin:0 auto}.section h2,.contact h2{margin:0 0 16px;font-size:30px;line-height:1.25;color:var(--ink);letter-spacing:0}.section p{max-width:980px;margin:0 0 14px;color:#2d3748}.lead{font-size:17px}.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:24px}.card{display:block;padding:22px;border:1px solid var(--line);border-radius:8px;background:#fff;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}.card:hover{transform:translateY(-3px);border-color:#b7d3ed;box-shadow:0 16px 36px rgba(17,34,51,.09)}.card strong{display:block;margin-bottom:9px;color:var(--ink);font-size:19px}.card span{display:block;color:var(--muted);font-size:14px}.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(320px,.82fr);gap:34px;align-items:center}.section-image{width:100%;height:330px;object-fit:cover;border:1px solid var(--line);border-radius:8px;background:#eef2f4}.pill-list,.tag-list{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}.pill-list span,.tag-list b{display:inline-flex;align-items:center;min-height:34px;padding:5px 12px;border-radius:999px;background:#eaf3f2;color:#21483f;font-size:14px;font-weight:700}.proof-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:22px}.proof-grid div{padding:22px;border-left:4px solid var(--gold);background:#fff}.proof-grid strong{display:block;margin-bottom:8px;color:var(--ink);font-size:20px}.proof-grid p{margin:0;color:var(--muted)}.case-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:22px}.case-card{overflow:hidden;border:1px solid var(--line);border-radius:8px;background:#fff}.case-card img{width:100%;height:240px;object-fit:cover;background:#eef2f4}.case-card div{padding:20px}.case-card span{color:var(--orange);font-weight:800}.case-card h3{margin:5px 0 8px;color:var(--ink);font-size:22px;line-height:1.3}.case-card p{margin:0;color:#334155}.contact{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:50px clamp(18px,4vw,56px);background:#11384f;color:#fff}.contact h2{color:#fff}.contact p{margin:0;color:rgba(255,255,255,.84)}.contact-lines{display:flex;gap:12px;flex-wrap:wrap}.contact-lines a{padding:10px 16px;border:1px solid rgba(255,255,255,.44);border-radius:5px}footer{display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;padding:24px clamp(18px,4vw,56px);font-size:14px;color:#687386;background:#f8fafc}footer nav{gap:12px}.redirect-page{min-height:70vh;display:grid;place-content:center;padding:40px;text-align:center}.redirect-page h1{color:var(--ink)}.redirect-page a{display:inline-flex;justify-content:center;margin:18px auto 0;padding:10px 16px;border-radius:5px;background:var(--ink);color:#fff;font-weight:800}@media(max-width:1060px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))}.split{grid-template-columns:1fr}.section-image{height:auto;min-height:260px}.case-grid{grid-template-columns:1fr}}@media(max-width:820px){.site-header{align-items:flex-start;flex-direction:column}.brand span{white-space:normal}.hero{min-height:460px}.hero-copy{padding:62px 20px}.hero-copy h1{font-size:32px;line-height:1.2}.hero-copy span{font-size:16px}.section{padding:44px 18px}.section h2,.contact h2{font-size:25px}.cards,.proof-grid{grid-template-columns:1fr}.contact{align-items:flex-start;flex-direction:column}.case-card img{height:210px}}

@media(max-width:820px){
  .site-header{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:0 14px;padding:12px 18px}
  .brand{min-width:0}
  .brand img{width:36px;height:36px}
  .brand span{white-space:nowrap;font-size:17px}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;width:44px;height:40px;border:1px solid var(--line);border-radius:6px;background:#fff;color:var(--ink);font-size:0}
  .nav-toggle:before{content:"";width:22px;height:18px;background:currentColor;-webkit-mask:linear-gradient(#000 0 0) top/100% 2px no-repeat,linear-gradient(#000 0 0) center/100% 2px no-repeat,linear-gradient(#000 0 0) bottom/100% 2px no-repeat;mask:linear-gradient(#000 0 0) top/100% 2px no-repeat,linear-gradient(#000 0 0) center/100% 2px no-repeat,linear-gradient(#000 0 0) bottom/100% 2px no-repeat}
  .site-header nav{grid-column:1/-1;display:grid;width:100%;max-height:0;overflow:hidden;gap:0;font-size:16px;transition:max-height .24s ease,padding-top .24s ease}
  .site-header nav a{padding:12px 0;border-top:1px solid var(--line)}
  .site-header.nav-open nav{max-height:340px;padding-top:10px}
}