:root{
  --bg:#080C1E;
  --bg2:#0D1330;
  --card:#141C40;
  --main:#3D5AFE;
  --sky:#7FA8FF;
  --lemon:#FFD84D;
  --cyan:#2FD9FF;
  --tx:#E9EDFA;
  --mut:#96A2C6;
  --line:rgba(255,255,255,.10);
  --r:16px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--tx);
  font:16px/1.75 "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--sky);text-decoration:none}
p{margin:0 0 14px}
h1,h2,h3{margin:0;line-height:1.35;font-weight:800;letter-spacing:.2px}
ul,ol{margin:0;padding:0;list-style:none}
.wrap{max-width:1160px;margin:0 auto;padding:0 22px}
.tag{
  display:inline-block;margin-bottom:14px;padding:4px 12px;border-radius:999px;
  background:rgba(255,216,77,.12);color:var(--lemon);
  font-size:12px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:999px;border:0;cursor:pointer;
  background:linear-gradient(100deg,var(--main),var(--sky));
  color:#fff;font-size:15px;font-weight:800;letter-spacing:.4px;
  box-shadow:0 12px 28px rgba(61,90,254,.34);
  transition:filter .2s,box-shadow .2s;
}
.btn:hover{filter:brightness(1.08);color:#fff}
.btn--ghost{
  background:transparent;color:var(--sky);
  box-shadow:inset 0 0 0 1px rgba(127,168,255,.42);
}
.btn--ghost:hover{color:var(--lemon);box-shadow:inset 0 0 0 1px rgba(255,216,77,.6)}

.top{
  position:sticky;top:0;z-index:40;
  background:rgba(8,12,30,.88);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.top__in{
  max-width:1240px;margin:0 auto;padding:0 22px;height:68px;
  display:flex;align-items:center;gap:22px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--tx)}
.brand img{width:34px;height:34px;border-radius:9px}
.brand b{font-size:20px;font-weight:800;letter-spacing:.6px}
.nav{
  display:flex;align-items:center;gap:2px;flex:1 1 auto;
  flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;
}
.nav::-webkit-scrollbar{display:none}
.nav a{
  flex:0 0 auto;padding:8px 13px;border-radius:10px;
  color:var(--tx);font-size:15px;opacity:.82;white-space:nowrap;
  border-bottom:2px solid transparent;transition:color .2s,opacity .2s;
}
.nav a:hover{opacity:1;color:var(--lemon)}
.nav a.on{opacity:1;color:var(--sky);border-bottom-color:var(--main)}
.top__in>.btn{flex:0 0 auto;padding:10px 20px;color:#fff}

.hero{position:relative;overflow:hidden;background:linear-gradient(165deg,#0A1030 0%,var(--bg) 58%,#070A18 100%)}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(680px 420px at 6% 84%,rgba(61,90,254,.36),transparent 68%),
    radial-gradient(560px 380px at 92% 10%,rgba(47,217,255,.18),transparent 70%);
}
.hero::after{
  content:"";position:absolute;left:0;top:0;height:3px;width:34%;
  background:linear-gradient(90deg,transparent,var(--lemon),transparent);
  animation:sweep 7s linear infinite;
}
.hero__in{
  position:relative;z-index:2;
  max-width:1160px;margin:0 auto;padding:66px 22px 74px;
  display:grid;grid-template-columns:1.06fr .94fr;gap:44px;align-items:center;
}
.hero__txt h1{font-size:clamp(30px,4.6vw,50px);margin-bottom:18px}
.hero__txt h1 span{color:var(--lemon)}
.lead{font-size:16.5px;line-height:1.9;color:#C4CEEE;max-width:520px}
.hero__cta{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:24px}
.cta-note{width:100%;font-size:13px;color:var(--mut);margin:0}
.hero__shot{
  position:relative;margin:0;padding:18px;border-radius:26px;
  background:linear-gradient(180deg,rgba(20,28,64,.9),rgba(9,13,32,.9));
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.10);
}
.hero__shot img{
  width:100%;height:auto;max-width:300px;margin:0 auto;
  border-radius:18px;box-shadow:0 22px 46px rgba(0,0,0,.55);
}
.hero__shot figcaption{margin-top:14px;text-align:center;font-size:13px;color:var(--mut)}

.strip{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.strip__in{
  max-width:1160px;margin:0 auto;padding:30px 22px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
}
.strip__in div{border-left:2px solid rgba(127,168,255,.28);padding-left:16px}
.strip__in b{display:block;font-size:23px;color:#fff;letter-spacing:.5px}
.strip__in span{font-size:13.5px;color:var(--mut)}

.sec{padding:76px 0}
.sec--alt{background:var(--bg2)}
.sec__hd{max-width:760px;margin-bottom:34px}
.sec__hd h2{font-size:clamp(23px,3.1vw,32px)}
.sub{margin:12px 0 0;font-size:15px;color:var(--mut);line-height:1.85}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{
  position:relative;overflow:hidden;padding:26px 22px 26px 32px;border-radius:var(--r);
  background:var(--card);box-shadow:inset 0 0 0 1px rgba(255,255,255,.07);
  transition:box-shadow .25s;
}
.card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:10px;
  background:repeating-linear-gradient(90deg,rgba(127,168,255,.5) 0 2px,rgba(127,168,255,.06) 2px 5px);
  background-size:100% 220%;animation:pleat 9s linear infinite;
}
.card h3{font-size:17.5px;margin-bottom:10px}
.card p{font-size:14.5px;color:var(--mut);margin:0}
.card b{color:var(--lemon);font-weight:800}

.shots{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.shots--duo{grid-template-columns:repeat(2,1fr);gap:24px;max-width:780px}
.shot{
  margin:0;padding:12px;border-radius:var(--r);
  background:linear-gradient(180deg,#111A3C,#0B1029);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.07);
}
.shot img{width:100%;height:auto;border-radius:11px;box-shadow:0 0 0 4px rgba(255,255,255,.06)}
.shot figcaption{padding:12px 4px 2px;font-size:13.5px;color:var(--mut);line-height:1.7}
.shot figcaption b{display:block;color:var(--tx);font-size:14.5px;margin-bottom:3px}

.steps{display:grid;gap:14px;counter-reset:st}
.steps li{
  position:relative;padding:18px 20px 18px 62px;border-radius:var(--r);
  background:rgba(20,28,64,.72);box-shadow:inset 0 0 0 1px rgba(255,255,255,.07);
}
.steps li::before{
  counter-increment:st;content:counter(st,decimal-leading-zero);
  position:absolute;left:18px;top:16px;
  writing-mode:vertical-rl;letter-spacing:2px;
  font-size:15px;font-weight:800;color:var(--lemon);
}
.steps li b{display:block;font-size:16px;margin-bottom:5px}
.steps li span{font-size:14.5px;color:var(--mut)}

.entries{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.entry{
  position:relative;display:block;padding:26px 24px;border-radius:var(--r);
  background:linear-gradient(150deg,rgba(61,90,254,.20),rgba(20,28,64,.9));
  box-shadow:inset 0 0 0 1px rgba(127,168,255,.24);color:var(--tx);
  transition:box-shadow .25s;
}
.entry:hover{box-shadow:inset 0 0 0 1px rgba(255,216,77,.5)}
.entry i{
  position:absolute;right:20px;top:24px;writing-mode:vertical-rl;letter-spacing:3px;
  font-style:normal;font-size:12.5px;font-weight:800;color:var(--lemon);opacity:.8;
}
.entry h3{font-size:17px;margin-bottom:9px;padding-right:22px}
.entry p{font-size:14px;color:var(--mut);margin:0}

.voice{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.voice blockquote{
  margin:0;padding:24px 22px;border-radius:var(--r);
  background:var(--card);box-shadow:inset 0 0 0 1px rgba(255,255,255,.07);
}
.voice p{font-size:14.5px;color:#C4CEEE;margin:0 0 14px}
.voice cite{font-style:normal;font-size:13px;color:var(--lemon)}

.faq{display:grid;gap:12px}
.faq details{
  border-radius:14px;background:rgba(20,28,64,.7);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.07);
}
.faq summary{
  cursor:pointer;padding:16px 20px;font-size:15.5px;font-weight:700;
  list-style:none;position:relative;padding-right:44px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";position:absolute;right:20px;top:14px;
  font-size:19px;color:var(--lemon);
}
.faq details[open] summary::after{content:"–"}
.faq p{padding:0 20px 18px;margin:0;font-size:14.5px;color:var(--mut)}

.cta{
  padding:64px 0;
  background:linear-gradient(120deg,rgba(61,90,254,.30),rgba(9,13,32,.4) 70%);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  text-align:center;
}
.cta h2{font-size:clamp(22px,3vw,30px)}
.cta .sub{margin-left:auto;margin-right:auto;max-width:600px}
.cta .btn{margin-top:24px}

.foot{background:#060915;padding:56px 0 30px;font-size:14px;color:var(--mut)}
.foot__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:26px}
.foot h4{margin:0 0 12px;font-size:15px;color:var(--tx)}
.foot ul li{margin-bottom:8px}
.foot a{color:var(--mut)}
.foot a:hover{color:var(--lemon)}
.foot__brand{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.foot__brand img{width:30px;height:30px;border-radius:8px}
.foot__brand b{font-size:18px;color:var(--tx);letter-spacing:.5px}
.foot__note{
  margin-top:34px;padding-top:18px;border-top:1px solid var(--line);
  font-size:13px;line-height:1.8;
}
.foot__cp{margin-top:8px;font-size:13px}

.page-hero{
  position:relative;overflow:hidden;background:linear-gradient(160deg,#0A1030,#080C1E 65%);
  border-bottom:1px solid var(--line);
}
.page-hero__in{max-width:1160px;margin:0 auto;padding:56px 22px 50px}
.page-hero h1{font-size:clamp(26px,3.6vw,40px);margin-bottom:16px}
.page-hero .lead{max-width:760px}

.prose{max-width:860px}
.prose h3{font-size:18px;margin:30px 0 12px;color:#fff}
.prose p{color:#C4CEEE}
.prose ul{margin:0 0 18px}
.prose ul li{position:relative;padding-left:20px;margin-bottom:9px;color:#C4CEEE;font-size:15px}
.prose ul li::before{content:"";position:absolute;left:2px;top:11px;width:7px;height:7px;border-radius:2px;background:var(--lemon)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:start}
.split>*{min-width:0}
.note{
  margin:24px 0;padding:18px 20px;border-radius:14px;
  background:rgba(61,90,254,.14);box-shadow:inset 0 0 0 1px rgba(127,168,255,.24);
  font-size:14.5px;color:#C4CEEE;
}
.note b{color:var(--lemon)}

@keyframes sweep{0%{transform:translateX(-30%)}100%{transform:translateX(330%)}}
@keyframes pleat{0%{background-position:0 0}100%{background-position:0 220%}}
@keyframes pop{from{opacity:0;transform:scale(.96) translateY(12px)}to{opacity:1;transform:none}}
.pop{animation:pop .5s cubic-bezier(.2,.75,.3,1) both}
.pop.d1{animation-delay:.07s}
.pop.d2{animation-delay:.14s}
.pop.d3{animation-delay:.21s}
@media (prefers-reduced-motion:reduce){
  .pop,.hero::after,.card::before{animation:none;opacity:1;transform:none}
}

@media (max-width:980px){
  .hero__in{grid-template-columns:1fr;gap:34px;padding:48px 22px 56px}
  .hero__shot img{max-width:300px}
  .hero__txt h1{font-size:clamp(28px,6vw,40px)}
  .strip__in{grid-template-columns:repeat(2,1fr);gap:20px}
  .cards,.entries,.voice{grid-template-columns:1fr 1fr}
  .shots{grid-template-columns:repeat(3,1fr)}
  .shots--duo{grid-template-columns:repeat(2,1fr);max-width:none}
  .split{grid-template-columns:1fr;gap:18px}
  .foot__grid{grid-template-columns:1fr 1fr}
  .sec{padding:58px 0}
}
@media (max-width:620px){
  .top__in{height:60px;gap:12px;padding:0 14px}
  .brand b{font-size:18px}
  .nav a{padding:7px 9px;font-size:14px}
  .top__in>.btn{padding:9px 15px;font-size:14px}
  .wrap{padding:0 16px}
  .hero__in{padding:36px 16px 44px}
  .hero__shot{padding:12px}
  .hero__shot img{max-width:300px}
  .strip__in{padding:24px 16px;grid-template-columns:1fr 1fr}
  .cards,.entries,.voice,.shots{grid-template-columns:1fr}
  .shots--duo{grid-template-columns:1fr}
  .card{padding:22px 18px 22px 30px}
  .sec{padding:46px 0}
  .foot__grid{grid-template-columns:1fr;gap:22px}
  .cta{padding:48px 0}
}