:root{
  --bg:#131A24;--bg2:#1B2431;--card:#242F3E;
  --line:rgba(255,255,255,.08);--line2:rgba(255,255,255,.14);
  --main:#FF7A5C;--main-d:#E85F41;--aux:#45C8C0;--dot:#FFE066;
  --txt:#E9EEF6;--dim:#93A1B5;
  --radius:14px;
  --shadow:0 18px 40px rgba(0,0,0,.38);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--txt);font-size:16px;line-height:1.78;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--aux);text-decoration:none;transition:color .2s}
a:hover{color:var(--main)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:800;letter-spacing:.2px}
p{margin:0}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 22px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;border:1px solid transparent;
  background:linear-gradient(135deg,var(--main),#FF9C6B);color:#20120D;
  font-size:15px;font-weight:700;line-height:1;white-space:nowrap;
  box-shadow:0 10px 24px rgba(255,122,92,.26);transition:transform .22s,box-shadow .22s;
}
.btn:hover{color:#20120D;transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,122,92,.34)}
.btn--ghost{background:transparent;border-color:var(--line2);color:var(--txt);box-shadow:none}
.btn--ghost:hover{color:var(--txt);border-color:var(--aux);background:rgba(69,200,192,.1);box-shadow:none}
.btn--sm{padding:10px 18px;font-size:14px}
.btn--lg{padding:16px 38px;font-size:16.5px}
.btn__ic{width:16px;height:16px;flex:none}

.top{position:sticky;top:0;z-index:60;background:rgba(19,26,36,.9);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.top__in{position:relative;display:flex;align-items:center;gap:18px;min-height:70px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none}
.brand img{width:38px;height:38px;border-radius:9px}
.brand__name{font-size:19px;font-weight:800;letter-spacing:.6px;color:var(--txt)}
.nav{margin-left:auto}
.nav__list{display:flex;align-items:center;gap:4px}
.nav a{display:block;padding:9px 14px;border-radius:10px;color:var(--dim);font-size:15px}
.nav a:hover{color:var(--txt);background:rgba(255,255,255,.05)}
.nav a.is-on{color:var(--txt);background:rgba(69,200,192,.14)}
.top .btn{color:#20120D}
.top .btn:hover{color:#20120D}
.nav__toggle{display:none;width:42px;height:42px;flex:none;border:1px solid var(--line2);border-radius:11px;background:transparent;cursor:pointer;padding:11px 10px;flex-direction:column;justify-content:space-between}
.nav__toggle i{display:block;height:2px;border-radius:2px;background:var(--txt)}

.hero{position:relative;overflow:hidden;padding:70px 0 54px;background:var(--bg)}
.hero::before{content:"";position:absolute;width:760px;height:760px;left:-300px;top:-330px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,122,92,.3),rgba(255,122,92,0) 68%);pointer-events:none}
.hero::after{content:"";position:absolute;width:520px;height:900px;right:-260px;bottom:-380px;
  background:linear-gradient(180deg,rgba(69,200,192,.26),rgba(69,200,192,0));
  transform:rotate(22deg);pointer-events:none}
.hero__rule{position:absolute;left:0;right:0;bottom:0;height:4px;
  background:linear-gradient(90deg,var(--main) 0 34%,var(--dot) 34% 62%,var(--aux) 62% 100%)}
.hero__in{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);
  gap:44px;align-items:center}
.hero__kicker{display:inline-flex;align-items:center;gap:8px;margin-bottom:16px;padding:6px 14px;border-radius:999px;
  border:1px solid var(--line2);color:var(--aux);font-size:13px;letter-spacing:1px}
.hero__title{font-size:44px;letter-spacing:1px}
.hero__lead{margin-top:18px;color:#C3CDDC;font-size:16.5px;line-height:1.85;max-width:600px}
.hero__chips{display:flex;flex-wrap:wrap;gap:9px;margin-top:22px}
.hero__chips span{padding:7px 14px;border-radius:8px;background:var(--bg2);border:1px solid var(--line);color:var(--dim);font-size:13.5px}
.hero__act{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero__note{margin-top:16px;color:var(--dim);font-size:13.5px}
.hero__shot{max-width:322px;margin:0 auto}
.hero__shot img{width:100%;height:auto;border-radius:20px;box-shadow:0 26px 60px rgba(0,0,0,.5)}

.playbar{position:relative;z-index:1;padding:0 0 4px}
.playbar__in{display:flex;align-items:center;gap:16px;background:var(--bg2);border:1px solid var(--line);
  border-radius:999px;padding:12px 20px}
.playbar__btn{width:38px;height:38px;flex:none;display:grid;place-items:center;border-radius:50%;
  background:linear-gradient(135deg,var(--main),var(--aux));color:#0E1A22}
.playbar__btn svg{width:16px;height:16px}
.playbar__track{position:relative;flex:1 1 auto;min-width:80px;height:6px;border-radius:999px;background:rgba(255,255,255,.1);overflow:hidden}
.playbar__track i{position:absolute;left:0;top:0;bottom:0;width:74%;border-radius:999px;
  background:linear-gradient(90deg,var(--main),var(--aux))}
.playbar__time{flex:none;color:var(--dim);font-size:13px;font-variant-numeric:tabular-nums}
.playbar__stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:16px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.playbar__stats li{background:var(--bg2);padding:20px 16px;text-align:center}
.playbar__stats b{display:block;font-size:23px;color:var(--txt)}
.playbar__stats span{display:block;margin-top:3px;color:var(--dim);font-size:12.5px}

.sec{padding:74px 0}
.sec--alt{background:var(--bg2)}
.sec__head{max-width:760px;margin-bottom:38px}
.sec__head h2{font-size:29px}
.sec__head .sub{margin-top:12px;color:var(--dim);font-size:15.5px}
.sec__more{margin-top:14px;font-size:14.5px}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.card{position:relative;display:flex;flex-direction:column;gap:11px;background:var(--card);
  border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px 36px;
  transition:transform .3s,border-color .3s}
.card::after{content:"";position:absolute;left:22px;right:22px;bottom:16px;height:3px;
  background-image:repeating-linear-gradient(90deg,var(--aux) 0 3px,transparent 3px 11px);
  transform:scaleX(.42);transform-origin:left;transition:transform .45s ease}
.card:hover{transform:translateY(-4px);border-color:var(--main)}
.card:hover::after{transform:scaleX(1)}
.card__no{position:absolute;top:16px;right:16px;width:40px;height:40px;display:grid;place-items:center;
  border-radius:10px;background:linear-gradient(135deg,var(--main),var(--aux));color:#0E1A22;
  font-size:15px;font-weight:800;transform:rotate(-6deg);box-shadow:0 10px 22px rgba(0,0,0,.4)}
.card__ic{width:40px;height:40px;color:var(--main)}
.card h3{padding-right:50px;font-size:17.5px}
.card p{color:var(--dim);font-size:14.5px;line-height:1.8}
.card__link{margin-top:auto;padding-top:6px;font-size:14px;font-weight:700}

.shots{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.shot{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px 16px 18px;
  transition:border-color .3s,transform .3s}
.shot:hover{border-color:var(--aux);transform:translateY(-4px)}
.shot img{width:100%;height:auto;border-radius:9px}
.shot figcaption{margin-top:13px;font-size:14px;font-weight:700}
.shot small{display:block;margin-top:5px;color:var(--dim);font-size:12.5px;line-height:1.7}

.entries{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.entry{position:relative;display:block;padding:28px 26px 30px;border-radius:var(--radius);
  background:linear-gradient(150deg,var(--card),rgba(36,47,62,.35));border:1px solid var(--line);
  color:var(--txt);transition:border-color .3s,transform .3s}
.entry:hover{border-color:var(--main);transform:translateY(-4px);color:var(--txt)}
.entry__tag{display:inline-block;padding:4px 11px;border-radius:7px;background:rgba(69,200,192,.16);
  color:var(--aux);font-size:12.5px;letter-spacing:.5px}
.entry h3{margin-top:14px;font-size:20px}
.entry p{margin-top:11px;color:var(--dim);font-size:14.5px;line-height:1.8}
.entry__go{display:inline-block;margin-top:16px;color:var(--main);font-size:14px;font-weight:700}
.entry:hover .entry__go{color:var(--aux)}

.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.quote{display:flex;flex-direction:column;gap:14px;padding:26px 24px;border-radius:var(--radius);
  background:var(--card);border:1px solid var(--line)}
.quote__stars{color:var(--dot);font-size:14px;letter-spacing:2px}
.quote p{color:#C3CDDC;font-size:14.5px;line-height:1.85}
.quote__who{margin-top:auto;color:var(--dim);font-size:13px}

.faq{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 20px}
.faq details[open]{border-color:var(--aux)}
.faq summary{cursor:pointer;font-size:15.5px;font-weight:700;list-style:none;display:flex;gap:12px;align-items:flex-start}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"";flex:none;width:9px;height:9px;margin-top:8px;border-radius:3px;
  background:linear-gradient(135deg,var(--main),var(--aux));transform:rotate(45deg)}
.faq details p{margin-top:12px;padding-left:21px;color:var(--dim);font-size:14.5px;line-height:1.8}

.cta{position:relative;overflow:hidden;padding:56px 0;background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cta::before{content:"";position:absolute;width:420px;height:420px;right:-120px;top:-220px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,122,92,.26),rgba(255,122,92,0) 70%)}
.cta__in{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:28px}
.cta h2{font-size:25px}
.cta p{margin-top:9px;color:var(--dim);font-size:14.5px}
.cta .btn{color:#20120D}
.cta .btn:hover{color:#20120D}
.cta .btn--ghost{color:var(--txt)}
.cta .btn--ghost:hover{color:var(--txt)}

.foot{background:#0E141C;padding:56px 0 26px}
.foot__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px}
.foot__col h3{font-size:15px;color:var(--txt)}
.foot__col p{margin-top:14px;color:var(--dim);font-size:13.5px;line-height:1.8;max-width:320px}
.foot__col ul{margin-top:14px;display:flex;flex-direction:column;gap:9px}
.foot__col li,.foot__col li a{color:var(--dim);font-size:13.5px}
.foot__col li a:hover{color:var(--aux)}
.brand--foot img{width:34px;height:34px;border-radius:8px}
.brand--foot .brand__name{font-size:17px}
.foot__note{margin-top:40px;padding-top:22px;border-top:1px solid var(--line)}
.foot__note p{color:var(--dim);font-size:12.8px;line-height:1.85}
.foot__cr{margin-top:10px}

.page-hero{position:relative;overflow:hidden;padding:58px 0 44px;background:var(--bg2);border-bottom:1px solid var(--line)}
.page-hero::before{content:"";position:absolute;width:620px;height:620px;left:-260px;top:-300px;border-radius:50%;
  background:radial-gradient(circle,rgba(69,200,192,.24),rgba(69,200,192,0) 68%)}
.page-hero__in{position:relative;z-index:1;max-width:820px}
.page-hero h1{font-size:35px}
.page-hero .lead{margin-top:18px;color:#C3CDDC;font-size:16px;line-height:1.85}
.crumb{margin-top:20px;color:var(--dim);font-size:13.5px}
.crumb a{color:var(--dim)}
.crumb a:hover{color:var(--aux)}

.prose{max-width:860px}
.prose h2{margin-top:0;font-size:26px}
.prose h3{margin-top:32px;font-size:18.5px;color:var(--txt)}
.prose p{margin-top:16px;color:#C3CDDC;font-size:15.5px;line-height:1.9}
.prose ul{margin-top:16px;display:flex;flex-direction:column;gap:11px}
.prose li{position:relative;padding-left:22px;color:#C3CDDC;font-size:15.5px;line-height:1.85}
.prose li::before{content:"";position:absolute;left:2px;top:11px;width:8px;height:8px;border-radius:2px;
  background:linear-gradient(135deg,var(--main),var(--aux));transform:rotate(45deg)}
.prose strong{color:var(--txt)}
.blk{margin-top:44px;padding-top:6px}
.blk:first-of-type{margin-top:34px}
.blk__no{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:10px;margin-bottom:14px;
  background:linear-gradient(135deg,var(--main),var(--aux));color:#0E1A22;font-size:14px;font-weight:800;transform:rotate(-6deg)}

.steps{display:flex;flex-direction:column;gap:18px;margin-top:26px}
.step{display:grid;grid-template-columns:56px minmax(0,1fr);gap:18px;align-items:start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px 24px 26px;
  transition:border-color .3s}
.step:hover{border-color:var(--aux)}
.step__no{display:grid;place-items:center;width:56px;height:56px;border-radius:12px;
  background:rgba(69,200,192,.13);border:1px solid var(--line2);color:var(--aux);font-size:19px;font-weight:800}
.step h3{margin:0;font-size:18px}
.step p{margin-top:10px;color:var(--dim);font-size:14.7px;line-height:1.85}
.step__tip{margin-top:12px;padding:11px 14px;border-left:3px solid var(--main);border-radius:0 8px 8px 0;
  background:rgba(255,122,92,.09);color:#D6DEEA;font-size:14px;line-height:1.75}

.figure{max-width:400px;margin:34px auto 0}
.figure img{width:100%;height:auto;border-radius:16px;box-shadow:var(--shadow)}
.figure figcaption{margin-top:13px;color:var(--dim);font-size:13.5px;text-align:center}

.tbl-cap{margin-top:30px;font-size:15px;font-weight:700;color:var(--txt)}
.tbl-scroll{margin-top:14px;overflow-x:auto;border:1px solid var(--line);border-radius:12px}
table{width:100%;min-width:560px;border-collapse:collapse;font-size:14.5px}
th,td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line)}
th{background:rgba(69,200,192,.1);color:var(--txt);font-weight:700;white-space:nowrap}
td{color:var(--dim)}
tr:last-child td{border-bottom:0}
.tbl-note{margin-top:12px;color:var(--dim);font-size:13.5px}

.next{margin-top:52px;padding-top:30px;border-top:1px solid var(--line)}
.next h2{font-size:21px}
.next__list{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
.next__list a{padding:11px 18px;border-radius:10px;background:var(--card);border:1px solid var(--line);
  color:var(--txt);font-size:14.5px}
.next__list a:hover{border-color:var(--main);color:var(--main)}

.progress{position:fixed;left:0;top:0;z-index:80;height:3px;width:0;
  background:linear-gradient(90deg,var(--main),var(--aux))}
.totop{position:fixed;right:22px;bottom:26px;z-index:70;width:46px;height:46px;display:grid;place-items:center;
  border:1px solid var(--line2);border-radius:13px;background:rgba(27,36,49,.92);color:var(--txt);
  cursor:pointer;opacity:0;pointer-events:none;transition:opacity .25s,transform .25s}
.totop[data-on="1"]{opacity:1;pointer-events:auto}
.totop:hover{transform:translateY(-3px);border-color:var(--aux)}
.totop svg{width:18px;height:18px}

@keyframes expose18{
  from{opacity:0;transform:scale(1.045) translateY(12px);filter:brightness(1.7) saturate(.35)}
  to{opacity:1;transform:none;filter:none}
}
.stage{animation:expose18 .62s cubic-bezier(.22,.72,.28,1) both}
.d1{animation-delay:.07s}
.d2{animation-delay:.14s}
.d3{animation-delay:.21s}
.d4{animation-delay:.28s}
@keyframes sweep18{from{transform:translateX(-100%)}to{transform:translateX(100%)}}
.hero__rule::after{content:"";position:absolute;inset:0;width:38%;
  background:linear-gradient(90deg,rgba(255,255,255,0),rgba(255,255,255,.75),rgba(255,255,255,0));
  animation:sweep18 5.6s linear infinite}

@media (prefers-reduced-motion:reduce){
  .stage,.hero__rule::after{animation:none;opacity:1;transform:none;filter:none}
  html{scroll-behavior:auto}
}

@media (max-width:980px){
  .hero{padding:52px 0 42px}
  .hero__in{grid-template-columns:1fr;gap:34px}
  .hero__title{font-size:36px}
  .hero__lead{max-width:none}
  .hero__shot{max-width:300px}
  .cards{grid-template-columns:repeat(2,1fr)}
  .shots{grid-template-columns:repeat(2,1fr)}
  .quotes{grid-template-columns:1fr}
  .foot__grid{grid-template-columns:1fr 1fr}
  .sec{padding:60px 0}
}

@media (max-width:620px){
  body{font-size:15px}
  .wrap{padding:0 16px}
  .top__in{gap:12px;min-height:62px}
  .brand img{width:32px;height:32px}
  .brand__name{font-size:17px}
  .nav{position:absolute;left:0;right:0;top:100%;margin-left:0;display:none;
    background:var(--bg2);border-bottom:1px solid var(--line);padding:8px 16px 16px;box-shadow:var(--shadow)}
  .nav[data-open="1"]{display:block}
  .nav__list{flex-direction:column;align-items:stretch;gap:2px}
  .nav a{padding:11px 12px;font-size:15px}
  .nav__toggle{display:flex;margin-left:auto}
  .top .btn--sm{padding:9px 14px;font-size:13.5px}
  .hero{padding:38px 0 34px}
  .hero__title{font-size:28px}
  .hero__lead{font-size:15.5px;line-height:1.85}
  .hero__chips span{font-size:12.8px;padding:6px 11px}
  .hero__act{gap:10px}
  .hero__act .btn{flex:1 1 auto}
  .hero__shot{max-width:280px}
  .playbar__in{gap:11px;padding:10px 14px;border-radius:16px}
  .playbar__time{font-size:12px}
  .playbar__stats{grid-template-columns:repeat(2,1fr)}
  .playbar__stats b{font-size:20px}
  .sec{padding:48px 0}
  .sec__head{margin-bottom:26px}
  .sec__head h2{font-size:23px}
  .cards{grid-template-columns:1fr;gap:20px}
  .shots{grid-template-columns:1fr;gap:12px}
  .shot{display:grid;grid-template-columns:104px minmax(0,1fr);grid-template-rows:auto auto;
    column-gap:14px;row-gap:4px;align-items:start;padding:12px 14px}
  .shot img{grid-row:1;grid-column:1;align-self:start}
  .shot figcaption{grid-row:1;grid-column:2;margin-top:0}
  .shot small{grid-row:2;grid-column:1 / -1;margin-top:0}
  .entries{grid-template-columns:1fr}
  .entry{padding:22px 20px 24px}
  .faq{grid-template-columns:1fr}
  .cta{padding:42px 0}
  .cta__in{flex-direction:column;align-items:flex-start;gap:20px}
  .cta h2{font-size:21px}
  .cta .btn{width:100%}
  .foot{padding:42px 0 22px}
  .foot__grid{grid-template-columns:1fr;gap:26px}
  .page-hero{padding:40px 0 30px}
  .page-hero h1{font-size:26px}
  .page-hero .lead{font-size:15px}
  .prose h2{font-size:22px}
  .prose h3{font-size:17.5px}
  .prose p,.prose li{font-size:15px}
  .step{grid-template-columns:44px minmax(0,1fr);gap:14px;padding:20px 18px 22px}
  .step__no{width:44px;height:44px;font-size:16px}
  .figure{max-width:300px}
  .totop{right:14px;bottom:16px}
}