:root{
  --bg:#0a0512; --bg2:#160828; --card:rgba(255,255,255,.045); --line:rgba(255,255,255,.11);
  --text:#f7f3ff; --muted:#b3a6c6; --pink:#ff5fc0; --pink2:#ff2fa8; --purple:#7b2cff; --cyan:#4fd8ff;
  --radius:20px; --max:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",sans-serif;
  background:
    radial-gradient(900px 600px at 85% -10%, rgba(255,47,168,.22), transparent 60%),
    radial-gradient(800px 600px at 0% 20%, rgba(123,44,255,.20), transparent 60%),
    linear-gradient(180deg,var(--bg) 0%,var(--bg2) 55%,#0a0512 100%);
  color:var(--text); line-height:1.7; -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}

/* header */
.site-head{position:sticky;top:0;z-index:20;backdrop-filter:blur(14px);background:rgba(10,5,18,.72);border-bottom:1px solid var(--line)}
.head-in{display:flex;align-items:center;gap:14px;height:74px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.5px}
.brand img{width:42px;height:42px;border-radius:50%;box-shadow:0 0 0 2px rgba(255,95,192,.55),0 0 18px rgba(255,47,168,.35)}
.brand small{display:block;font-weight:500;font-size:12px;color:var(--muted);letter-spacing:1px}
.nav{margin-left:auto;display:flex;align-items:center;gap:26px;font-size:15px;color:var(--muted)}
.nav a:hover{color:var(--text)}
.nav .btn{padding:9px 18px;font-size:14px}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 28px;border-radius:999px;
  font-weight:700;font-size:16px;border:1px solid transparent;transition:.18s;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--pink2),var(--purple));color:#fff;box-shadow:0 10px 34px rgba(255,47,168,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 40px rgba(255,47,168,.45)}
.btn-ghost{border-color:rgba(255,255,255,.25);color:var(--text);background:rgba(255,255,255,.04)}
.btn-ghost:hover{border-color:var(--pink);color:#fff;background:rgba(255,95,192,.1)}

/* hero */
.hero{padding:72px 0 40px}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:54px;align-items:center}
.kicker{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;font-size:13px;letter-spacing:1.5px;
  color:#ffd7ee;background:rgba(255,95,192,.12);border:1px solid rgba(255,95,192,.35)}
.kicker i{width:7px;height:7px;border-radius:50%;background:var(--pink);box-shadow:0 0 10px var(--pink)}
h1{font-size:clamp(38px,5.2vw,64px);line-height:1.16;letter-spacing:-1px;margin:20px 0 18px;font-weight:900}
h1 em{font-style:normal;background:linear-gradient(120deg,#ff8bd4,#ff2fa8 45%,#9a6bff);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:17px;color:var(--muted);max-width:560px}
.hero-actions{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap}
.hero-note{margin-top:16px;font-size:13px;color:#8f80a6}

.tv{position:relative;border-radius:24px;padding:12px;background:linear-gradient(160deg,rgba(255,255,255,.16),rgba(255,255,255,.04));
  border:1px solid rgba(255,255,255,.16);box-shadow:0 30px 90px rgba(0,0,0,.55),0 0 60px rgba(255,47,168,.18)}
.tv:after{content:"";position:absolute;inset:-1px;border-radius:24px;pointer-events:none;
  background:linear-gradient(140deg,rgba(255,95,192,.35),transparent 40%,rgba(123,44,255,.3));mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;padding:1px}
.tv img{border-radius:14px;width:100%}

/* stats */
.stats{margin:26px 0 10px;border:1px solid var(--line);background:var(--card);border-radius:18px;
  display:grid;grid-template-columns:repeat(4,1fr);overflow:hidden}
.stat{padding:22px 18px;text-align:center;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat b{display:block;font-size:26px;background:linear-gradient(120deg,#fff,#ffb3e3);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{font-size:13px;color:var(--muted)}

/* sections */
section{padding:76px 0}
.sec-head{max-width:680px;margin-bottom:34px}
.sec-head .tag{font-size:13px;letter-spacing:3px;color:var(--pink);font-weight:700}
.sec-head h2{font-size:clamp(26px,3.4vw,38px);line-height:1.3;margin:10px 0 10px;font-weight:900}
.sec-head p{color:var(--muted);font-size:15.5px}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{padding:26px;border-radius:var(--radius);border:1px solid var(--line);background:var(--card);transition:.2s}
.card:hover{transform:translateY(-4px);border-color:rgba(255,95,192,.4);background:rgba(255,95,192,.05)}
.num{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-weight:900;
  background:linear-gradient(135deg,rgba(255,47,168,.25),rgba(123,44,255,.28));border:1px solid rgba(255,95,192,.35);color:#ffd0ee}
.card h3{font-size:18px;margin:16px 0 8px}
.card p{font-size:14.5px;color:var(--muted)}

/* gallery */
.shots{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.shot{border-radius:16px;overflow:hidden;border:1px solid var(--line);background:#12081f;transition:.2s;position:relative}
.shot:hover{transform:translateY(-3px);border-color:rgba(255,95,192,.45);box-shadow:0 18px 50px rgba(0,0,0,.45)}
.shot img{width:100%;aspect-ratio:16/9;object-fit:cover}
.shot span{position:absolute;left:12px;bottom:10px;font-size:12.5px;color:#fff;background:rgba(10,5,18,.72);
  border:1px solid rgba(255,255,255,.18);padding:4px 10px;border-radius:999px;backdrop-filter:blur(6px)}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.step{padding:28px;border-radius:var(--radius);border:1px solid var(--line);background:linear-gradient(160deg,rgba(255,95,192,.07),rgba(255,255,255,.02))}
.step b{font-size:44px;line-height:1;background:linear-gradient(120deg,var(--pink),var(--purple));-webkit-background-clip:text;background-clip:text;color:transparent}
.step h3{margin:14px 0 8px;font-size:18px}
.step p{color:var(--muted);font-size:14.5px}

/* versions */
.vers{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.ver{padding:30px;border-radius:var(--radius);border:1px solid var(--line);background:var(--card);position:relative}
.ver .pill{position:absolute;right:22px;top:22px;font-size:12px;color:#ffd7ee;background:rgba(255,95,192,.15);
  border:1px solid rgba(255,95,192,.35);padding:4px 10px;border-radius:999px}
.ver h3{font-size:21px;margin-bottom:6px}
.ver p{color:var(--muted);font-size:14.5px;margin-bottom:18px}
.ver ul{list-style:none;display:grid;gap:9px;font-size:14.5px;color:#d9cfe8}
.ver li:before{content:"·";color:var(--pink);font-weight:900;margin-right:8px}
.ver .btn{margin-top:22px;width:100%}

/* cta */
.band{border-radius:26px;padding:46px;text-align:center;position:relative;overflow:hidden;
  background:linear-gradient(135deg,rgba(255,47,168,.22),rgba(123,44,255,.22));border:1px solid rgba(255,95,192,.35)}
.band h2{font-size:clamp(24px,3.2vw,34px);margin-bottom:10px}
.band p{color:#e4d8f3;margin-bottom:26px}
.band .hero-actions{justify-content:center;margin-top:0}

/* footer */
footer{border-top:1px solid var(--line);padding:34px 0 44px;color:#8f80a6;font-size:13.5px}
.foot{display:flex;gap:20px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.foot a:hover{color:var(--text)}
.foot .qq{color:#ffb3e3}

/* download page */
.dl-hero{padding:64px 0 26px;text-align:center}
.dl-hero h1{font-size:clamp(34px,4.6vw,52px);margin-bottom:12px}
.dl-hero p{color:var(--muted);max-width:660px;margin:0 auto}
.dl-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:34px}
.dl{padding:28px;border-radius:var(--radius);border:1px solid var(--line);background:var(--card)}
.dl h3{font-size:20px;display:flex;align-items:center;gap:10px}
.dl .badge{font-size:11.5px;color:#9ff3c7;background:rgba(62,232,154,.12);border:1px solid rgba(62,232,154,.35);padding:3px 9px;border-radius:999px}
.dl .meta{color:var(--muted);font-size:13.5px;margin:10px 0 18px}
.dl .meta b{color:#e9e0f7;font-weight:600}
.dl .btn{width:100%}
.dl details{margin-top:16px;font-size:12.5px;color:#8f80a6}
.dl summary{cursor:pointer}
.dl code{display:block;word-break:break-all;background:rgba(0,0,0,.35);border:1px solid var(--line);
  padding:10px 12px;border-radius:10px;margin-top:8px;color:#c9bde0;font-size:12px}
.help{border-radius:var(--radius);border:1px solid var(--line);background:rgba(255,255,255,.03);padding:26px;margin-top:22px}
.help h3{font-size:17px;margin-bottom:10px}
.help ol{margin-left:18px;color:var(--muted);font-size:14.5px;display:grid;gap:6px}
.tips{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:20px}
.tip{padding:20px;border-radius:16px;border:1px solid var(--line);background:var(--card);font-size:14px;color:var(--muted)}
.tip b{display:block;color:var(--text);margin-bottom:4px;font-size:15px}
.back{margin-top:26px;font-size:14px;color:var(--muted)}
.back a{color:#ffb3e3}

@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .cards,.steps{grid-template-columns:1fr 1fr}
  .shots{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line)}
  .vers,.dl-grid{grid-template-columns:1fr}
  .nav a:not(.btn){display:none}
}
@media (max-width:620px){
  .cards,.steps{grid-template-columns:1fr}
  .band{padding:32px 22px}
  .hero{padding-top:46px}
  .head-in{height:64px}
  .brand small{display:none}
}