:root{
  --bg:#F2F4F5;
  --paper:#FFFFFF;
  --ink:#101A1F;
  --ink2:#2E3B42;
  --mut:#65767E;
  --main:#14424F;
  --main2:#1D5A6B;
  --acc:#F97316;
  --mint:#2DD4BF;
  --line:#DCE4E7;
  --soft:#EDF2F4;
  --soft2:#E3ECEE;
  --sh:0 1px 0 0 var(--line),0 10px 26px -22px rgba(16,26,31,.55);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink2);
  font-family:"Microsoft YaHei","PingFang SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
}
h1,h2,h3,p,ul,ol,li,figure,figcaption,blockquote,dl,dd,dt,table,thead,tbody,tr,th,td{margin:0;padding:0}
ul,ol{list-style:none}
img{max-width:100%;height:auto;display:block}
a{color:var(--main);text-decoration:none}
a:hover{color:var(--acc)}
:focus-visible{outline:3px solid var(--acc);outline-offset:2px;border-radius:6px}
svg{display:block}

.wrap{max-width:1160px;margin:0 auto;padding-left:22px;padding-right:22px}
.skip{position:absolute;top:0;left:0;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
.skip:focus{width:auto;height:auto;padding:10px 16px;background:var(--main);color:#fff;clip-path:none;z-index:99}

.top{position:sticky;top:0;z-index:40;background:rgba(242,244,245,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(8px)}
.top__in{display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding-top:12px;padding-bottom:12px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:700}
.brand:hover{color:var(--ink)}
.brand__mark{width:44px;height:44px;border-radius:12px;box-shadow:0 6px 14px -8px rgba(20,66,79,.8)}
.brand__name{font-size:19px;letter-spacing:.5px}
.nav{display:flex;align-items:center;gap:2px;margin-left:auto;flex-wrap:wrap}
.nav a{display:block;padding:7px 11px;border-radius:9px;color:var(--ink2);font-size:15px}
.nav a:hover{background:var(--soft2);color:var(--main)}
.nav a[aria-current="page"]{background:var(--main);color:#fff}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:10px 20px;border-radius:11px;font-size:15px;font-weight:700;
  white-space:nowrap;border:2px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s,color .2s;
}
.btn--acc{background:linear-gradient(135deg,#1F6B80 0%,#0E303B 100%);color:#fff;box-shadow:0 10px 22px -14px rgba(20,66,79,.9)}
.btn--acc:hover{color:#fff;background:linear-gradient(135deg,#2A8399 0%,#14424F 100%);transform:translateY(-2px)}
.btn--ghost{background:var(--paper);border-color:var(--line);color:var(--main)}
.btn--ghost:hover{border-color:var(--acc);color:var(--acc)}
.top__dl{padding:8px 16px;font-size:14px}

.hero{padding:52px 0 46px;border-bottom:1px solid var(--line)}
.hero__in{display:grid;grid-template-columns:1.12fr .88fr;gap:44px;align-items:center}
.eyebrow{display:inline-block;font-size:13px;letter-spacing:1.4px;color:var(--main);background:var(--soft);border:1px solid var(--line);border-radius:999px;padding:4px 14px;margin-bottom:16px}
.hero h1{font-size:40px;line-height:1.28;color:var(--ink);font-weight:700;letter-spacing:-.5px}
.hero__lead{margin-top:16px;font-size:16.5px;color:var(--ink2);max-width:36em}
.hero__cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.cta-note{margin-top:14px;font-size:14px;color:var(--mut)}
.hero__shot{max-width:320px;margin:0 auto;width:100%}
.hero__shot img{display:block;width:100%;height:auto;max-width:320px;margin:0 auto;border-radius:18px;box-shadow:0 0 0 6px #fff,0 22px 44px -26px rgba(20,66,79,.75)}
.shot__cap{margin-top:14px;font-size:13.5px;color:var(--mut);text-align:center;line-height:1.6}

.stats{padding:26px 0;background:var(--paper);border-bottom:1px solid var(--line)}
.stats__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.stat{background:var(--soft);border:2px solid var(--line);border-radius:14px;padding:16px 16px 18px}
.stat__n{display:block;font-size:17px;font-weight:700;color:var(--main)}
.stat__t{display:block;margin-top:6px;font-size:13.5px;color:var(--mut);line-height:1.65}

.sec{padding:56px 0}
.sec--alt{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec__hd{max-width:44em;margin-bottom:30px}
.sec__hd h2{font-size:28px;line-height:1.35;color:var(--ink);font-weight:700}
.sub{margin-top:10px;font-size:15px;color:var(--mut)}

.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}

.card{
  position:relative;background:var(--paper);border:2px solid var(--line);border-radius:14px;
  padding:22px 20px 30px;transition:transform .25s,border-color .25s,box-shadow .25s;
}
.card::after{content:"";position:absolute;right:16px;bottom:16px;width:7px;height:7px;border-radius:2px;background:var(--mint);transition:background .25s}
.card:hover{transform:translateY(-3px);border-color:var(--acc);box-shadow:0 16px 30px -22px rgba(20,66,79,.6)}
.card:hover::after{background:var(--acc)}
.card__ic{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;background:linear-gradient(140deg,var(--main2),var(--main));margin-bottom:14px}
.card__ic svg{width:24px;height:24px}
.card__t{font-size:17.5px;color:var(--ink);font-weight:700}
.card__p{margin-top:9px;font-size:14.5px;color:var(--mut);line-height:1.75}

.shots__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.shots__grid .shot{display:flex;flex-direction:column}
.shots__grid .shot img{max-width:320px;margin:auto auto 0}
.shot img{
  display:block;width:auto;max-width:100%;height:auto;margin:0 auto;
  border-radius:16px;box-shadow:0 0 0 5px #fff,0 18px 36px -26px rgba(20,66,79,.7);
}
.shot__cap{margin-top:12px;font-size:13.5px;color:var(--mut);text-align:center;line-height:1.6}

.entry__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.entry{
  position:relative;display:block;background:var(--paper);border:2px solid var(--line);border-radius:14px;
  padding:22px 20px 26px;transition:transform .25s,border-color .25s,box-shadow .25s;
}
.entry::after{content:"";position:absolute;right:16px;bottom:16px;width:7px;height:7px;border-radius:2px;background:var(--mint);transition:background .25s}
.entry:hover{transform:translateY(-3px);border-color:var(--acc);box-shadow:0 16px 30px -22px rgba(20,66,79,.6);color:inherit}
.entry:hover::after{background:var(--acc)}
.entry__t{font-size:17px;color:var(--ink);font-weight:700}
.entry__p{margin-top:9px;font-size:14.5px;color:var(--mut);line-height:1.75}
.entry__more{display:inline-block;margin-top:14px;font-size:14px;font-weight:700;color:var(--acc)}

.quote{background:var(--soft);border:2px solid var(--line);border-left:6px solid var(--main);border-radius:12px;padding:20px 20px 22px}
.quote__p{font-size:15px;color:var(--ink2);line-height:1.8}
.quote__w{display:block;margin-top:12px;font-size:13.5px;color:var(--mut)}

.qa__grid{display:grid;gap:12px}
.qa{background:var(--paper);border:2px solid var(--line);border-radius:12px;padding:4px 18px}
.qa__q{list-style:none;cursor:pointer;font-size:16px;font-weight:700;color:var(--ink);padding:14px 30px 14px 0;position:relative}
.qa__q::-webkit-details-marker{display:none}
.qa__q::after{content:"+";position:absolute;right:2px;top:12px;font-size:20px;font-weight:700;color:var(--acc);line-height:1}
.qa[open] .qa__q::after{content:"–"}
.qa__a{font-size:14.5px;color:var(--mut);line-height:1.8;padding:0 0 16px;border-top:1px dashed var(--line);padding-top:12px}

.cta{padding:0 0 60px}
.cta__box{
  background:linear-gradient(135deg,var(--main) 0%,#0C2A33 100%);
  border-radius:20px;padding:38px 34px;text-align:center;position:relative;overflow:hidden;
}
.cta__box::before{content:"";position:absolute;left:0;right:0;top:0;height:8px;background:repeating-linear-gradient(115deg,var(--acc) 0 16px,transparent 16px 32px)}
.cta__box h2{font-size:25px;color:#fff;font-weight:700}
.cta .sub{color:#A8C3CA}
.cta__btns{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:24px}
.cta .btn--acc{background:linear-gradient(135deg,var(--acc) 0%,#D9600C 100%);color:#fff}
.cta .btn--acc:hover{background:linear-gradient(135deg,#FF8A3D 0%,var(--acc) 100%);color:#fff}
.cta .btn--ghost{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.cta .btn--ghost:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.12)}

.page-hero{background:var(--paper);border-bottom:1px solid var(--line);padding:38px 0 34px}
.crumb{font-size:13.5px;color:var(--mut);margin-bottom:12px}
.crumb a{color:var(--mut)}
.crumb a:hover{color:var(--acc)}
.page-hero h1{font-size:33px;line-height:1.32;color:var(--ink);font-weight:700}
.page-hero__lead{margin-top:14px;font-size:16px;color:var(--ink2);max-width:44em}

.prose{max-width:none}
.prose h2{font-size:24px;color:var(--ink);font-weight:700;margin:0 0 14px}
.prose h3{font-size:17.5px;color:var(--ink);font-weight:700;margin:0 0 8px}
.prose p{font-size:15.5px;color:var(--ink2);line-height:1.85;margin:0 0 14px}
.prose ul{margin:0 0 16px}
.prose li{position:relative;font-size:15.5px;color:var(--ink2);line-height:1.85;padding-left:20px;margin-bottom:8px}
.prose li::before{content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:2px;background:var(--mint)}
.prose a{font-weight:700;border-bottom:2px solid var(--soft2)}
.prose a:hover{border-bottom-color:var(--acc)}
.prose figure{margin:0 0 18px}
.prose figure img{border-radius:14px;box-shadow:0 0 0 5px #fff,0 18px 36px -26px rgba(20,66,79,.7);margin:0 auto;max-width:min(360px,100%)}
.prose blockquote{background:var(--soft);border-left:6px solid var(--main);border-radius:12px;padding:16px 18px;margin:0 0 18px;font-size:15px;color:var(--ink2)}
.prose .sec__block{background:var(--paper);border:2px solid var(--line);border-radius:16px;padding:26px 24px;margin-bottom:22px}

.steps{display:grid;gap:14px;margin-bottom:18px}
.steps__i{display:flex;gap:16px;background:var(--soft);border:2px solid var(--line);border-radius:12px;padding:16px 18px}
.steps__n{flex:0 0 34px;height:34px;border-radius:10px;background:linear-gradient(140deg,var(--main2),var(--main));color:#fff;font-weight:700;font-size:15px;display:flex;align-items:center;justify-content:center}
.steps__b{flex:1 1 auto}
.steps__t{font-size:16.5px;color:var(--ink);font-weight:700}
.steps__b p{margin:6px 0 0;font-size:14.5px;color:var(--mut);line-height:1.75}

.tbl-cap{font-size:14px;color:var(--mut);margin-bottom:10px}
.tbl-scroll{overflow-x:auto;margin-bottom:14px}
.tbl{width:100%;min-width:540px;border-collapse:collapse;background:var(--paper);font-size:14.5px}
.tbl th,.tbl td{border:1px solid var(--line);padding:11px 14px;text-align:left;color:var(--ink2)}
.tbl th{background:var(--soft2);color:var(--ink);font-weight:700;white-space:nowrap}
.tbl-note{font-size:13.5px;color:var(--mut);line-height:1.7}

.foot{background:#0C2A33;color:#B9CFD5;padding-top:46px}
.foot__in{display:grid;grid-template-columns:1.5fr 1fr 1.2fr 1fr;gap:28px;padding-bottom:34px}
.foot__brand{font-size:18px;font-weight:700;color:#fff}
.foot__note{margin-top:10px;font-size:14px;line-height:1.8;color:#93B0B8}
.foot__h{font-size:15px;font-weight:700;color:#fff;margin-bottom:12px}
.foot__l{display:block;font-size:14px;line-height:2;color:#93B0B8}
.foot__col a{color:#CFE1E6}
.foot__col a:hover{color:var(--mint)}
.foot__col--dl{display:block}
.foot__col--dl .btn{margin-top:4px}
.foot .btn{display:inline-flex;color:#fff;background:linear-gradient(135deg,#FB923C 0%,#D9600C 100%)}
.foot .btn:hover{display:inline-flex;color:#fff;background:linear-gradient(135deg,#FFA05A 0%,#EA580C 100%)}
.foot__bar{border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px}
.foot__dis{font-size:13.5px;line-height:1.8;color:#8FAAB2}
.foot__copy{margin-top:8px;font-size:13px;color:#79949C}

@keyframes blurIn{
  from{opacity:0;filter:blur(8px);transform:translateY(16px)}
  to{opacity:1;filter:blur(0);transform:none}
}
.rise{animation:blurIn .6s cubic-bezier(.2,.7,.3,1) both}
.rise.d1{animation-delay:.09s}
.rise.d2{animation-delay:.18s}
.rise.d3{animation-delay:.27s}
.rise.d4{animation-delay:.36s}
@media (prefers-reduced-motion:reduce){
  .rise{animation:none;opacity:1;filter:none;transform:none}
}

@media (max-width:980px){
  .hero{padding:38px 0 34px}
  .hero__in{grid-template-columns:1fr;gap:30px}
  .hero h1{font-size:32px}
  .hero__shot{max-width:300px}
  .hero__shot img{max-width:300px}
  .stats__grid{grid-template-columns:repeat(2,1fr)}
  .grid3{grid-template-columns:repeat(2,1fr)}
  .shots__grid{grid-template-columns:repeat(2,1fr)}
  .entry__grid{grid-template-columns:repeat(2,1fr)}
  .page-hero h1{font-size:28px}
  .foot__in{grid-template-columns:1fr 1fr;gap:24px}
}

@media (max-width:620px){
  body{font-size:15.5px}
  .wrap{padding-left:16px;padding-right:16px}
  .top__in{flex-wrap:wrap;gap:10px}
  .brand{order:1}
  .brand__name{font-size:17px}
  .top__dl{order:2;margin-left:auto;padding:7px 13px;font-size:13.5px}
  .nav{order:3;flex:1 0 100%;margin-left:0;justify-content:center;flex-wrap:wrap}
  .nav a{padding:6px 9px;font-size:14px}
  .hero{padding:30px 0 28px}
  .hero h1{font-size:27px}
  .hero__lead{font-size:15.5px}
  .sec{padding:40px 0}
  .sec__hd h2{font-size:23px}
  .grid3,.shots__grid,.entry__grid,.stats__grid{grid-template-columns:1fr}
  .shots__grid{gap:20px}
  .cta__box{padding:28px 20px}
  .cta__box h2{font-size:21px}
  .page-hero{padding:28px 0 26px}
  .page-hero h1{font-size:24px}
  .prose h2{font-size:21px}
  .prose .sec__block{padding:20px 16px}
  .steps__i{flex-direction:column;gap:10px}
  .foot__in{grid-template-columns:1fr}
  .foot__col--dl .btn{width:100%}
}