*{margin:0;padding:0;box-sizing:border-box}
body{font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:#0f0b14;color:#efe9f2;line-height:1.7;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
.wrap{width:100%;max-width:1120px;margin:0 auto;padding:0 20px}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(15,11,20,.86);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.07)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:#fff}
.brand-mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,#ff5c8a,#8b5cf6);display:flex;align-items:center;justify-content:center;font-size:15px;color:#fff;font-weight:800}
.nav{display:flex;gap:26px;font-size:15px;color:#c4b8cf}
.nav a:hover{color:#ff8fb0}
.header-cta{display:inline-block;padding:9px 20px;border-radius:999px;background:linear-gradient(135deg,#ff5c8a,#8b5cf6);color:#fff;font-size:14px;font-weight:600}

/* hero */
.hero{position:relative;overflow:hidden;padding:76px 0 84px;background:
  radial-gradient(900px 460px at 82% -10%,rgba(139,92,246,.34),transparent 62%),
  radial-gradient(700px 420px at 6% 110%,rgba(255,92,138,.26),transparent 64%),
  #0f0b14}
.hero-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:center}
.badge{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;border:1px solid rgba(255,143,176,.45);color:#ffb3c8;font-size:13px;margin-bottom:22px}
.badge i{width:6px;height:6px;border-radius:50%;background:#ff5c8a;display:inline-block}
h1{font-size:44px;line-height:1.25;font-weight:800;letter-spacing:-.5px;color:#fff;margin-bottom:20px}
h1 em{font-style:normal;background:linear-gradient(120deg,#ff8fb0,#c4a6ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:16.5px;color:#c9bed4;max-width:520px;margin-bottom:30px}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.btn-main{display:inline-block;padding:14px 34px;border-radius:12px;background:linear-gradient(135deg,#ff5c8a,#8b5cf6);color:#fff;font-weight:700;font-size:16px;box-shadow:0 10px 30px -10px rgba(255,92,138,.7);transition:transform .2s}
.btn-main:hover{transform:translateY(-2px)}
.btn-ghost{display:inline-block;padding:13px 26px;border-radius:12px;border:1px solid rgba(255,255,255,.22);color:#e4dbea;font-size:15px}
.btn-ghost:hover{border-color:#ff8fb0;color:#ffb3c8}
.hero-note{margin-top:20px;font-size:13px;color:#8f8499}

/* hero poster */
.poster{position:relative;aspect-ratio:4/5;border-radius:20px;overflow:hidden;
  background:linear-gradient(160deg,#2a1b3d 0%,#3c1f45 48%,#5a2340 100%);
  border:1px solid rgba(255,255,255,.1);box-shadow:0 30px 70px -30px rgba(139,92,246,.7)}
.poster::before{content:"";position:absolute;inset:0;background:
  radial-gradient(220px 220px at 72% 26%,rgba(255,143,176,.45),transparent 70%),
  radial-gradient(260px 260px at 20% 84%,rgba(139,92,246,.5),transparent 72%)}
.poster-frame{position:absolute;inset:18px;border-radius:14px;border:1px solid rgba(255,255,255,.16);display:flex;flex-direction:column;justify-content:space-between;padding:24px}
.poster-tag{font-size:12px;letter-spacing:3px;color:#ffc2d4}
.poster-title{font-size:30px;font-weight:800;line-height:1.3;color:#fff}
.poster-title span{display:block;font-size:15px;font-weight:400;color:#d9c9e2;margin-top:8px;letter-spacing:1px}
.poster-bars{display:flex;gap:6px}
.poster-bars span{height:5px;flex:1;border-radius:3px;background:rgba(255,255,255,.22)}
.poster-bars span:first-child{background:#ff5c8a}

/* section common */
section{padding:78px 0}
.sec-head{margin-bottom:44px;max-width:640px}
.sec-kicker{font-size:13px;letter-spacing:2px;color:#ff8fb0;margin-bottom:12px;font-weight:600}
h2{font-size:32px;line-height:1.35;font-weight:800;color:#fff}
.sec-head p{margin-top:14px;color:#a99bb5;font-size:15.5px}

/* intro */
.intro{background:#130e1a;border-top:1px solid rgba(255,255,255,.05);border-bottom:1px solid rgba(255,255,255,.05)}
.intro-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.intro-card{background:linear-gradient(170deg,rgba(255,255,255,.06),rgba(255,255,255,.015));border:1px solid rgba(255,255,255,.09);border-radius:16px;padding:28px 24px}
.intro-num{font-size:26px;font-weight:800;color:#ff8fb0;margin-bottom:14px}
h3{font-size:18.5px;font-weight:700;color:#fff;margin-bottom:10px}
.intro-card p{font-size:14.5px;color:#a99bb5}

/* scenes */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.scene{border-radius:16px;padding:30px 26px;border:1px solid rgba(255,255,255,.09);background:#180f21;transition:transform .25s,border-color .25s}
.scene:hover{transform:translateY(-4px);border-color:rgba(255,92,138,.5)}
.scene-label{font-size:12px;letter-spacing:2px;color:#8b5cf6;font-weight:700;margin-bottom:12px}
.scene p{font-size:15px;color:#b3a6bf}

/* why */
.why{background:linear-gradient(180deg,#130e1a,#0f0b14)}
.why-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.why-item{display:flex;gap:16px;padding:24px 22px;border-radius:14px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.07)}
.why-dot{flex:none;width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,#ff5c8a,#8b5cf6);display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px;font-weight:800}
.why-item h3{font-size:16.5px;margin-bottom:6px}
.why-item p{font-size:14px;color:#a99bb5}

/* steps */
.steps{background:#130e1a;border-top:1px solid rgba(255,255,255,.05)}
.step-row{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative}
.step{padding:28px 24px;border-radius:16px;background:#1a1124;border:1px solid rgba(255,255,255,.09)}
.step-idx{font-size:13px;font-weight:800;color:#0f0b14;background:#ff8fb0;width:28px;height:28px;border-radius:8px;display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.step p{font-size:14.5px;color:#a99bb5;margin-top:8px}

/* faq */
.faq-item{border-bottom:1px solid rgba(255,255,255,.09);padding:22px 0}
.faq-item h3{font-size:17px;margin-bottom:8px;color:#fff}
.faq-item p{font-size:14.5px;color:#a99bb5;max-width:760px}

/* download band */
.download{padding:0 0 84px}
.dl-box{border-radius:22px;padding:56px 44px;text-align:center;background:linear-gradient(135deg,rgba(255,92,138,.2),rgba(139,92,246,.24));border:1px solid rgba(255,255,255,.14)}
.dl-box h2{margin-bottom:16px}
.dl-box p{color:#c9bed4;font-size:15.5px;max-width:560px;margin:0 auto 30px}

/* footer */
.site-footer{border-top:1px solid rgba(255,255,255,.08);padding:40px 0;background:#0c0810}
.footer-top{display:flex;flex-wrap:wrap;gap:22px;justify-content:space-between;align-items:center;margin-bottom:24px}
.footer-brand{font-weight:700;color:#fff;font-size:16px}
.footer-links{display:flex;gap:22px;font-size:14px;color:#9d90a9;flex-wrap:wrap}
.footer-links a:hover{color:#ff8fb0}
.footer-bottom{font-size:12.5px;color:#7a6f85;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between}
.footer-bottom time{color:#7a6f85}

@media (max-width:1024px){
  h1{font-size:36px}
  h2{font-size:28px}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .poster{max-width:380px;margin:0 auto;width:100%}
  .intro-grid{grid-template-columns:1fr 1fr}
  .step-row{grid-template-columns:1fr}
}
@media (max-width:768px){
  section{padding:56px 0}
  h1{font-size:29px}
  h2{font-size:23px}
  .nav{display:none}
  .header-inner{height:58px}
  .intro-grid,.scene-grid,.why-list{grid-template-columns:1fr}
  .hero{padding:52px 0 60px}
  .hero-sub{font-size:15.5px}
  .btn-main,.btn-ghost{width:100%;text-align:center}
  .dl-box{padding:40px 22px}
  .poster{max-width:320px}
  .poster-title{font-size:24px}
  .footer-top{flex-direction:column;align-items:flex-start}
}