:root{
  --bg:#0A1F1C;
  --bg2:#0D2A25;
  --panel:#0F2C28;
  --panel2:#133832;
  --line:rgba(63,211,180,.18);
  --line2:rgba(216,179,106,.28);
  --main:#14A085;
  --main2:#3FD3B4;
  --aux:#D8B36A;
  --dot:#E06A4C;
  --txt:#EAF4F1;
  --dim:#9FBCB5;
  --wrap:1140px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--txt);
  font-family:"Microsoft YaHei","PingFang SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
}
h1,h2,h3,h4,p,ul,ol,li,figure,figcaption,blockquote,dl,dd,dt,table,th,td{margin:0;padding:0}
ul,ol{list-style:none}
img{max-width:100%;height:auto;display:block}
a{color:var(--main2);text-decoration:none}
a:hover{color:var(--aux)}
button,input,summary{font:inherit}
table{border-collapse:collapse;width:100%}
summary{cursor:pointer;list-style:none}
summary::-webkit-details-marker{display:none}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 22px}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  white-space:nowrap;
  padding:11px 22px;
  border-radius:999px;
  background:linear-gradient(120deg,var(--main) 0%,var(--main2) 100%);
  color:#04211C;
  font-weight:700;
  font-size:15px;
  box-shadow:0 6px 18px rgba(20,160,133,.28);
  transition:transform .18s ease,box-shadow .18s ease;
}
.btn:hover{color:#04211C;transform:translateY(-2px);box-shadow:0 10px 24px rgba(20,160,133,.38)}
.btn--ghost{
  background:transparent;
  color:var(--txt);
  border:1px solid var(--line2);
  box-shadow:none;
  font-weight:600;
}
.btn--ghost:hover{color:var(--aux);border-color:var(--aux);transform:translateY(-2px);box-shadow:none}

.top{background:rgba(10,31,28,.94);border-bottom:1px solid var(--line)}
.top__in{
  max-width:var(--wrap);
  margin:0 auto;
  padding:13px 22px;
  display:flex;
  align-items:center;
  gap:18px;
}
.brand{display:flex;align-items:center;gap:10px;color:var(--txt);font-weight:700;font-size:17px;order:1}
.brand:hover{color:var(--txt)}
.brand img{width:36px;height:36px;border-radius:10px}
.nav{display:flex;align-items:center;gap:20px;flex:1;justify-content:flex-end;order:2;flex-wrap:wrap}
.nav a{color:var(--dim);font-size:15px;padding:4px 2px;border-bottom:2px solid transparent}
.nav a:hover{color:var(--txt)}
.nav a[aria-current="page"]{color:var(--main2);border-bottom-color:var(--main2)}
.top .btn{order:3;padding:9px 18px;font-size:14px;color:#04211C}
.top .btn:hover{color:#04211C}

.hero{position:relative;overflow:hidden;background:radial-gradient(900px 420px at 78% 8%,rgba(20,160,133,.20),transparent 62%),var(--bg)}
.hero__in{
  max-width:var(--wrap);
  margin:0 auto;
  padding:62px 22px 66px;
  display:grid;
  grid-template-columns:1.25fr .75fr;
  gap:46px;
  align-items:center;
}
.tag{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.08em;color:var(--aux);border:1px solid var(--line2);border-radius:999px;padding:5px 14px;margin-bottom:18px}
.hero h1{font-size:38px;line-height:1.3;font-weight:800;letter-spacing:.01em}
.hero h1 em{font-style:normal;color:var(--main2)}
.lead{margin-top:18px;font-size:16.5px;color:var(--dim);max-width:34em}
.hero__btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.hero__note{margin-top:16px;font-size:13.5px;color:var(--dim)}
.hero__shot{margin:0}
.hero__shot img{
  width:100%;
  max-width:300px;
  height:auto;
  margin:0 auto;
  border-radius:18px;
  box-shadow:0 0 0 1px var(--line),0 22px 44px rgba(0,0,0,.45);
}
.hero__shot figcaption{margin-top:14px;text-align:center;font-size:13px;color:var(--dim)}

.stats{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg2)}
.stats__in{max-width:var(--wrap);margin:0 auto;padding:26px 22px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.stats b{display:block;font-size:24px;color:var(--main2);font-weight:800}
.stats span{font-size:13.5px;color:var(--dim)}

.sec{padding:64px 0}
.sec--alt{background:var(--bg2)}
.sec h2{font-size:26px;font-weight:800;letter-spacing:.01em}
.sec .sub{margin-top:10px;color:var(--dim);font-size:15px;max-width:44em}
.grid{display:grid;gap:18px;margin-top:34px}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.card{
  position:relative;
  background:var(--panel);
  border-radius:12px;
  padding:26px 24px;
  box-shadow:inset 0 0 0 1px var(--line);
  transition:box-shadow .2s ease,transform .2s ease;
}
.card::before{
  content:"";
  position:absolute;
  left:24px;
  top:-1px;
  width:26px;
  height:26px;
  border-radius:0 0 12px 0;
  background:linear-gradient(135deg,var(--main) 0%,var(--aux) 100%);
  transform:translateY(-100%);
}
.card:hover{box-shadow:inset 0 0 0 1px var(--main),0 12px 26px rgba(0,0,0,.32);transform:translateY(-3px)}
.card h3{font-size:17.5px;font-weight:700;margin-bottom:10px}
.card p{color:var(--dim);font-size:14.5px}
.card .meta{display:inline-block;margin-top:14px;font-size:12.5px;color:var(--aux);border:1px solid var(--line2);border-radius:6px;padding:3px 9px}

.shots__in{max-width:960px;margin:34px auto 0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:start}
.shots__in figure{margin:0}
.shots__in img{
  width:auto;
  max-width:100%;
  height:auto;
  margin:0 auto;
  border-radius:14px;
  box-shadow:0 0 0 1px var(--line),0 14px 30px rgba(0,0,0,.38);
}
.shots__in figcaption{margin-top:12px;text-align:center;font-size:13px;color:var(--dim)}

.zones{display:grid;gap:16px;grid-template-columns:repeat(2,minmax(0,1fr));margin-top:34px}
.zone{display:flex;gap:16px;background:var(--panel2);border-radius:12px;padding:20px 22px;box-shadow:inset 0 0 0 1px var(--line)}
.zone i{flex:0 0 42px;height:42px;border-radius:11px;background:linear-gradient(140deg,var(--main),var(--aux));display:flex;align-items:center;justify-content:center;font-style:normal;font-weight:800;color:#04211C;font-size:17px}
.zone h3{font-size:16.5px;margin-bottom:6px}
.zone p{color:var(--dim);font-size:14.5px}

.deep{display:grid;gap:18px;grid-template-columns:repeat(3,minmax(0,1fr));margin-top:34px}
.deeplink{display:block;background:var(--panel);border-radius:12px;padding:24px 22px;box-shadow:inset 0 0 0 1px var(--line);color:var(--txt)}
.deeplink:hover{color:var(--txt);box-shadow:inset 0 0 0 1px var(--main)}
.deeplink b{display:block;font-size:16.5px;color:var(--main2);margin-bottom:9px}
.deeplink span{display:block;color:var(--dim);font-size:14.5px}
.deeplink u{display:inline-block;margin-top:14px;font-size:13px;color:var(--aux);text-decoration:none;border-bottom:1px dashed var(--line2)}

.reviews{display:grid;gap:18px;grid-template-columns:repeat(3,minmax(0,1fr));margin-top:34px}
.review{background:var(--panel2);border-radius:12px;padding:24px 22px;box-shadow:inset 0 0 0 1px var(--line)}
.review p{font-size:14.5px;color:var(--txt)}
.review cite{display:block;margin-top:14px;font-style:normal;font-size:13px;color:var(--aux)}
.review .star{display:block;margin-top:6px;font-size:12.5px;color:var(--dim)}

.qa{margin-top:30px;display:grid;gap:12px}
.qa details{background:var(--panel);border-radius:12px;box-shadow:inset 0 0 0 1px var(--line);padding:0 22px}
.qa summary{font-size:16px;font-weight:700;padding:17px 0;color:var(--txt)}
.qa summary::after{content:"+";float:right;color:var(--main2);font-weight:700}
.qa details[open] summary::after{content:"–"}
.qa .a{padding:0 0 20px;color:var(--dim);font-size:14.5px;border-top:1px solid var(--line);padding-top:16px}

.cta{padding:56px 0 62px;background:linear-gradient(150deg,rgba(20,160,133,.18),rgba(216,179,106,.10) 60%,transparent),var(--bg2);border-top:1px solid var(--line)}
.cta__in{max-width:var(--wrap);margin:0 auto;padding:0 22px;text-align:center}
.cta h2{font-size:25px}
.cta .sub{color:var(--dim);margin-top:12px;font-size:15px}
.cta__btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:26px}
.cta .btn{color:#04211C}
.cta .btn:hover{color:#04211C}
.cta .btn--ghost{color:var(--txt)}
.cta .btn--ghost:hover{color:var(--aux)}
.cta-note{margin-top:16px;font-size:13px;color:var(--dim)}

.foot{background:#071714;border-top:1px solid var(--line);padding:46px 0 30px}
.foot__in{max-width:var(--wrap);margin:0 auto;padding:0 22px;display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
.foot h3{font-size:15px;color:var(--main2);margin-bottom:14px}
.foot p{color:var(--dim);font-size:13.5px}
.foot li{margin-bottom:9px}
.foot li a{color:var(--dim);font-size:13.5px}
.foot li a:hover{color:var(--aux)}
.foot__bar{max-width:var(--wrap);margin:30px auto 0;padding:18px 22px 0;border-top:1px solid var(--line);color:var(--dim);font-size:12.5px}

.page-hero{padding:52px 0 34px;background:radial-gradient(760px 320px at 20% 0%,rgba(20,160,133,.18),transparent 66%),var(--bg)}
.page-hero h1{font-size:31px;font-weight:800;line-height:1.35}
.page-hero .lead{margin-top:16px}
.page-hero .crumb{margin-bottom:16px;font-size:13px;color:var(--dim)}
.page-hero .crumb a{color:var(--dim)}
.page-hero .crumb a:hover{color:var(--aux)}

.prose{max-width:860px}
.prose h2{font-size:23px;margin:38px 0 8px}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:17.5px;margin:26px 0 8px;color:var(--main2)}
.prose p{color:var(--dim);margin-top:14px;font-size:15.5px}
.prose ul,.prose ol{margin-top:14px;padding-left:0}
.prose li{position:relative;padding-left:22px;margin-bottom:10px;color:var(--dim);font-size:15.5px}
.prose li::before{content:"";position:absolute;left:4px;top:.68em;width:7px;height:7px;border-radius:2px;background:var(--main2)}
.prose blockquote{margin-top:18px;padding:16px 20px;border-left:3px solid var(--aux);background:var(--panel2);border-radius:0 10px 10px 0;color:var(--txt);font-size:15px}
.prose .blk,.prose.blk{margin-top:38px}
.tbl-scroll{margin-top:18px;overflow-x:auto}
.tbl-scroll table{min-width:560px}
.tbl-scroll th,.tbl-scroll td{border:1px solid var(--line);padding:11px 14px;text-align:left;font-size:14.5px}
.tbl-scroll th{background:var(--panel2);color:var(--main2);font-weight:700}
.tbl-scroll td{color:var(--dim)}
.tbl-cap{margin-top:14px;font-size:13.5px;color:var(--dim)}
.prose .tbl-cap,.prose .tbl-note{margin-top:14px;font-size:13.5px;color:var(--dim)}
.tbl-note{margin-top:14px;font-size:13.5px;color:var(--dim)}
.steps{margin-top:20px;counter-reset:s}
.steps li{padding-left:44px;margin-bottom:18px}
.steps li::before{counter-increment:s;content:counter(s);left:0;top:2px;width:28px;height:28px;border-radius:9px;background:linear-gradient(140deg,var(--main),var(--aux));color:#04211C;font-weight:800;font-size:14px;display:flex;align-items:center;justify-content:center;border-radius:9px}
.steps b{display:block;color:var(--txt);font-size:16px;margin-bottom:4px}
.rel{margin-top:56px;padding-top:34px;border-top:1px solid var(--line)}
.rel h2{font-size:21px}
.rel__grid{display:grid;gap:16px;grid-template-columns:repeat(3,minmax(0,1fr));margin-top:22px}
.rel__grid a{display:block;background:var(--panel);border-radius:12px;padding:20px;color:var(--txt);box-shadow:inset 0 0 0 1px var(--line)}
.rel__grid a:hover{color:var(--txt);box-shadow:inset 0 0 0 1px var(--main)}
.rel__grid b{display:block;color:var(--main2);font-size:15.5px;margin-bottom:7px}
.rel__grid span{display:block;color:var(--dim);font-size:14px}

.dropIn{animation:dropIn .55s cubic-bezier(.2,.7,.3,1) both}
.d1{animation-delay:.06s}
.d2{animation-delay:.12s}
.d3{animation-delay:.18s}
@keyframes dropIn{from{opacity:0;transform:translateY(-16px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){
  .dropIn{animation:none;opacity:1;transform:none}
  .btn,.card{transition:none}
}

@media (max-width:980px){
  .hero__in{grid-template-columns:1fr;gap:38px;padding:48px 22px 56px}
  .hero h1{font-size:31px}
  .hero__shot img{max-width:280px}
  .stats__in{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
  .grid--3,.deep,.reviews,.rel__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .shots__in{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot__in{grid-template-columns:1fr 1fr}
  .sec{padding:52px 0}
}
@media (max-width:620px){
  .top__in{flex-wrap:wrap;gap:12px}
  .brand{order:1}
  .top .btn{order:2;margin-left:auto}
  .nav{order:3;flex:1 0 100%;justify-content:center;gap:16px;flex-wrap:wrap}
  .nav a{font-size:14px}
  .hero h1{font-size:26px}
  .page-hero h1{font-size:24px}
  .sec h2{font-size:21px}
  .sec .sub{font-size:14.5px}
  .grid--3,.grid--2,.deep,.reviews,.zones,.rel__grid,.stats__in{grid-template-columns:1fr}
  .shots__in{grid-template-columns:1fr;max-width:340px}
  .foot__in{grid-template-columns:1fr;gap:26px}
  .prose h2{font-size:20px}
  .steps li{padding-left:38px}
}