:root{
  --ink:#0B0A0F;
  --ink-2:#121017;
  --ink-3:#17141F;
  --line:#2A2634;
  --or:#DB7923;
  --or-d:#A85513;
  --pop:#FF3EA5;
  --grape:#A44BFF;
  --volt:#DEFF3B;
  --txt:#F3EFF7;
  --mut:#A79FAF;
  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);background:var(--ink);color:var(--txt);
  line-height:1.85;font-size:16px;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{line-height:1.2;font-weight:900;letter-spacing:-.5px}
.wrap{width:100%;max-width:1140px;margin:0 auto;padding:0 26px}

/* ============ 顶栏 ============ */
.top{
  position:sticky;top:0;z-index:90;background:rgba(11,10,15,.9);
  border-bottom:1px solid var(--line);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
}
.top.on{box-shadow:0 10px 30px rgba(0,0,0,.5)}
.top-in{display:flex;align-items:center;height:72px;gap:18px}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand img{width:38px;height:38px;border-radius:11px;background:var(--or)}
.brand-t b{display:block;font-size:18px;font-weight:900;letter-spacing:0;line-height:1.2}
.brand-t small{display:block;font-size:10px;letter-spacing:2px;color:var(--mut);margin-top:3px}
.nav{display:flex;gap:6px;margin-left:auto;font-size:13px;font-weight:700}
.nav a{padding:7px 13px;border-radius:999px;color:#CFC7DA;border:1px solid transparent}
.nav a:hover{color:var(--volt);border-color:rgba(222,255,59,.4);background:rgba(222,255,59,.07)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;color:var(--txt);padding:4px}
.cta{
  flex:none;background:var(--or);color:#120D06;font-size:13px;font-weight:900;
  padding:10px 22px;border-radius:999px;letter-spacing:.5px;
  box-shadow:0 4px 0 var(--or-d),0 0 22px rgba(219,121,35,.35);
}
.cta:hover{background:#F0872D;transform:translateY(1px);box-shadow:0 3px 0 var(--or-d)}

/* ============ 英雄区 ============ */
.hero{
  position:relative;overflow:hidden;padding:66px 0 62px;color:var(--txt);
  background:
    radial-gradient(560px 420px at 84% 2%,rgba(164,75,255,.34),transparent 70%),
    radial-gradient(520px 380px at 8% 92%,rgba(255,62,165,.22),transparent 70%),
    linear-gradient(180deg,#0D0B12 0%,#0B0A0F 100%);
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);
  background-size:22px 22px;opacity:.5;
}
.hero::after{
  content:"彩";position:absolute;right:-40px;bottom:-130px;font-size:400px;line-height:.8;
  font-weight:900;color:rgba(255,255,255,.028);pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:44px;align-items:center;position:relative;z-index:1}
.kick{display:flex;gap:8px;margin-bottom:18px}
.kick span{
  font-size:11px;font-weight:900;letter-spacing:2px;color:#0B0A0F;background:var(--volt);
  padding:4px 12px;border-radius:6px;transform:rotate(-2deg);
}
.kick span:nth-child(2){background:var(--pop);color:#fff;transform:rotate(1.6deg)}
.kick span:nth-child(3){background:var(--grape);color:#fff;transform:rotate(-1deg)}
.hero h1{font-size:72px;line-height:1.05;margin-bottom:16px;color:#fff;letter-spacing:-2px}
.hero h1 span{
  position:relative;color:var(--or);text-shadow:6px 6px 0 rgba(164,75,255,.75);
}
.hero .lead{font-size:19px;font-weight:900;color:var(--volt);margin-bottom:12px}
.hero .desc{font-size:14.8px;color:#B9B1C6;max-width:548px;margin-bottom:26px;line-height:2}
.acts{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.btn{
  display:inline-flex;align-items:center;gap:8px;background:var(--or);color:#120D06;
  padding:14px 30px;border-radius:999px;font-weight:900;font-size:15px;
  box-shadow:0 5px 0 var(--or-d),0 14px 30px rgba(219,121,35,.3);
}
.btn svg{width:17px;height:17px}
.btn:hover{background:#F0872D;transform:translateY(2px);box-shadow:0 3px 0 var(--or-d)}
.ghost{
  display:inline-flex;align-items:center;padding:13px 22px;border-radius:999px;
  border:2px solid rgba(222,255,59,.55);color:var(--volt);font-size:13.5px;font-weight:900;
}
.ghost:hover{background:rgba(222,255,59,.12);border-color:var(--volt)}
.facts{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.facts div{
  padding:8px 14px;border-radius:12px;background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.1);
}
.facts b{display:block;font-size:12.5px;color:#fff;letter-spacing:.4px}
.facts span{display:block;font-size:11px;color:var(--mut);margin-top:1px}

/* 贴纸式拼贴 */
.album{position:relative;height:482px;z-index:1}
.tape{
  position:absolute;z-index:8;font-size:10.5px;font-weight:900;letter-spacing:1.6px;
  padding:3px 12px;border-radius:4px;color:#0B0A0F;
}
.t1{left:2%;top:2%;background:var(--volt);transform:rotate(-7deg)}
.t2{right:4%;bottom:12%;background:var(--pop);color:#fff;transform:rotate(8deg)}
.pg{
  position:absolute;margin:0;background:#fff;padding:6px;border-radius:20px;
  box-shadow:0 22px 48px rgba(0,0,0,.6),0 0 0 2px rgba(255,255,255,.12);
}
.pg img{width:100%;height:100%;object-fit:cover;border-radius:15px}
.p1{left:0;top:9%;width:53%;height:64%;transform:rotate(-5deg);z-index:2}
.p2{left:27%;top:0;width:50%;height:62%;transform:rotate(3.4deg);z-index:3}
.p3{right:2%;bottom:2%;width:46%;height:56%;transform:rotate(-2deg);z-index:4}
.seal{
  position:absolute;left:-6px;bottom:12%;width:60px;height:60px;border-radius:50%;
  background:var(--pop);color:#fff;font-size:27px;font-weight:900;display:grid;place-items:center;
  transform:rotate(-10deg);z-index:9;box-shadow:0 8px 20px rgba(255,62,165,.45);
}

/* ============ 通用区块 ============ */
.sec{padding:68px 0;background:var(--ink)}
.band{background:var(--ink-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.hd2{display:flex;gap:16px;align-items:flex-start;margin-bottom:34px}
.hd2 .no{
  flex:none;font-size:11px;font-weight:900;letter-spacing:1px;color:#0B0A0F;
  background:var(--volt);padding:4px 10px;border-radius:6px;transform:rotate(-2deg);margin-top:8px;
  white-space:nowrap;
}
.hd2 h2{font-size:34px;letter-spacing:-1px;margin-bottom:7px}
.hd2 h2::after{
  content:"";display:block;width:56px;height:5px;border-radius:3px;margin-top:10px;
  background:linear-gradient(90deg,var(--pop),var(--or));
}
.hd2 p{font-size:14.4px;color:var(--mut);max-width:800px}

/* 特色：圆角大卡 */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{
  position:relative;background:var(--ink-3);border:1px solid var(--line);
  border-radius:22px;padding:22px 22px 26px;overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card::after{
  content:"";position:absolute;right:-30px;top:-30px;width:86px;height:86px;border-radius:50%;
  background:radial-gradient(circle,rgba(219,121,35,.35),transparent 70%);
}
.card .n{
  display:inline-block;font-size:11px;font-weight:900;letter-spacing:2px;color:var(--volt);
  border:1px solid rgba(222,255,59,.4);border-radius:6px;padding:1px 8px;
}
.card h4{font-size:19px;margin:12px 0 8px;letter-spacing:0}
.card p{font-size:13.6px;color:#ABA3B8;line-height:1.9}
.card:hover{transform:translateY(-5px);border-color:var(--or);box-shadow:0 18px 36px rgba(0,0,0,.45)}
.card:nth-child(2n) .n{color:var(--pop);border-color:rgba(255,62,165,.45)}
.card:nth-child(3n)::after{background:radial-gradient(circle,rgba(164,75,255,.4),transparent 70%)}

/* 界面：大图 + 三行 */
.spread{display:grid;grid-template-columns:1.08fr .92fr;gap:20px;align-items:stretch}
.spread figure{margin:0;background:var(--ink-3);border:1px solid var(--line);border-radius:22px}
.big{padding:10px}
.big img{width:100%;aspect-ratio:4/5;max-height:600px;object-fit:cover;border-radius:14px}
.big figcaption{font-size:12.8px;color:var(--mut);padding:10px 6px 4px;letter-spacing:.4px}
.strip{display:grid;gap:14px;align-content:space-between}
.strip figure{display:grid;grid-template-columns:120px 1fr;gap:14px;align-items:center;padding:10px}
.strip img{width:120px;height:170px;object-fit:cover;border-radius:12px}
.strip figcaption{font-size:13.4px;color:#CFC7DA;font-weight:700;letter-spacing:0}

/* 指南：五步 */
.steps{list-style:none;position:relative;margin-top:4px;padding-left:0;max-width:900px}
.steps li{position:relative;padding:0 0 20px 62px;font-size:14.4px;color:#B9B1C6;line-height:1.9}
.steps li:last-child{padding-bottom:4px}
.steps b{
  position:absolute;left:0;top:0;width:40px;height:40px;border-radius:14px;
  background:var(--volt);color:#0B0A0F;display:grid;place-items:center;
  font-size:13px;font-weight:900;box-shadow:0 4px 0 rgba(222,255,59,.28);
}
.gnote{
  margin-top:16px;max-width:900px;border-radius:14px;border-left:4px solid var(--pop);
  background:rgba(255,62,165,.09);padding:12px 16px;font-size:13px;color:#BEB5CB;
}

/* 答疑 */
.qa{display:grid;gap:12px}
.qa-item{
  display:grid;grid-template-columns:58px 1fr;gap:14px;align-items:start;
  background:var(--ink-3);border:1px solid var(--line);border-radius:18px;padding:18px 20px;
}
.qa-item .qn{font-size:13px;font-weight:900;color:var(--or);letter-spacing:1px;padding-top:3px}
.qa-item h3{font-size:17px;letter-spacing:0;margin-bottom:6px}
.qa-item p{font-size:13.8px;color:#ABA3B8;line-height:1.9}

/* 评价：贴纸卡 */
.rev-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.rev-card{
  position:relative;background:#1C1826;border:1px solid var(--line);border-radius:22px;
  padding:26px 22px 18px;
}
.rev-card::before{
  content:"\201C";position:absolute;top:0;right:16px;font-size:62px;line-height:1;
  color:rgba(222,255,59,.22);font-weight:900;
}
.rev-card:nth-child(1){transform:rotate(-1.4deg);border-top:4px solid var(--volt)}
.rev-card:nth-child(2){transform:rotate(1deg);border-top:4px solid var(--pop)}
.rev-card:nth-child(3){transform:rotate(-.8deg);border-top:4px solid var(--or)}
.rev-card blockquote{position:relative;z-index:1;font-size:13.8px;color:#C9C1D6;line-height:1.95}
.rev-card .who{
  display:flex;align-items:center;gap:8px;margin-top:14px;padding-top:10px;
  border-top:1px dashed var(--line);font-size:10.8px;color:#8B8398;
}
.rev-card .who i{
  width:23px;height:23px;border-radius:8px;background:rgba(219,121,35,.2);color:var(--or);
  font-style:normal;font-size:10.5px;font-weight:900;display:grid;place-items:center;
}
.rev-card .who time{font-family:Consolas,monospace;letter-spacing:0}

/* ============ 下载 ============ */
.get{
  position:relative;overflow:hidden;padding:66px 0 68px;text-align:center;
  background:
    radial-gradient(520px 360px at 50% -10%,rgba(164,75,255,.4),transparent 72%),
    radial-gradient(460px 320px at 86% 100%,rgba(219,121,35,.28),transparent 72%),
    #0D0B12;
  border-top:1px solid var(--line);
}
.get::before{
  content:"";position:absolute;left:50%;top:24px;width:420px;height:420px;margin-left:-210px;
  border:2px dashed rgba(222,255,59,.16);border-radius:50%;
}
.get-in{position:relative;z-index:1}
.dlogo{display:flex;align-items:center;justify-content:center;gap:11px;margin-bottom:14px}
.dlogo img{width:48px;height:48px;border-radius:14px}
.dlogo em{font-style:normal;font-size:10px;letter-spacing:3px;color:#8B8398;font-weight:700}
.get h2{font-size:38px;letter-spacing:-1px;margin-bottom:12px;color:#fff}
.get h2 em{font-style:normal;color:var(--or)}
.get p{font-size:13.9px;color:#ABA3B8;max-width:660px;margin:0 auto 20px;line-height:1.95}
.dm{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-bottom:26px}
.dm span{
  font-size:11px;font-weight:700;border:1px solid rgba(255,255,255,.18);border-radius:999px;
  padding:4px 13px;color:#CFC7DA;
}

/* ============ 页脚 ============ */
.ft{background:#07060A;color:#8B8398;padding:36px 0 26px;font-size:12.2px;border-top:1px solid var(--line)}
.ft-in{display:flex;flex-wrap:wrap;gap:12px 26px;align-items:flex-start;justify-content:space-between}
.ft-brand{display:flex;align-items:center;gap:9px;color:#fff;font-weight:900;font-size:14px}
.ft-brand img{width:26px;height:26px;border-radius:8px}
.ft p{max-width:520px;line-height:1.9;color:#8B8398}
.ft-links{display:flex;gap:16px;flex-wrap:wrap;font-size:11.8px}
.ft-links a:hover{color:var(--volt)}
.ft-copy{width:100%;border-top:1px solid var(--line);padding-top:13px;font-size:11px;color:#6E6879;line-height:1.9}

/* ============ 返回顶部 ============ */
.backtop{
  position:fixed;right:24px;bottom:88px;z-index:70;width:44px;height:44px;border-radius:14px;
  background:var(--ink-3);border:1px solid var(--line);color:var(--volt);
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  box-shadow:0 8px 20px rgba(0,0,0,.5);
  opacity:0;visibility:hidden;transition:opacity .2s ease;
}
.backtop.on{opacity:1;visibility:visible}
.backtop:hover{background:var(--or);color:#0B0A0F;border-color:var(--or)}

/* ============ 响应式 960 ============ */
@media (max-width:960px){
  .nav{
    display:none;position:absolute;top:72px;left:0;right:0;margin-left:0;
    background:var(--ink-2);border-bottom:1px solid var(--line);
    flex-direction:column;gap:0;padding:8px 26px 14px;
  }
  .nav.open{display:flex}
  .nav a{padding:10px 4px;border-radius:0;border-bottom:1px solid var(--line)}
  .nav a:hover{background:none}
  .nav-toggle{display:block;margin-left:auto}
  .cta{padding:9px 15px;font-size:12px}
  .hero{padding:48px 0 50px}
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .hero h1{font-size:58px}
  .hero .desc{max-width:none}
  .album{max-width:470px;width:100%;height:436px;margin:0 auto}
  .feat-grid{grid-template-columns:1fr 1fr}
  .spread{grid-template-columns:1fr}
  .strip{grid-template-columns:repeat(3,1fr)}
  .strip figure{display:block;padding:9px}
  .strip img{width:100%;height:auto;aspect-ratio:3/4}
  .strip figcaption{display:block;padding-top:8px;font-size:12.6px}
  .rev-grid{grid-template-columns:1fr 1fr}
  .rev-card:nth-child(3){grid-column:1 / -1}
  .rev-card{transform:none !important}
}

/* ============ 响应式 600 ============ */
@media (max-width:600px){
  body{font-size:15px}
  .wrap{padding:0 18px}
  .top-in{height:64px;gap:10px}
  .brand img{width:33px;height:33px}
  .brand-t b{font-size:16.5px}
  .brand-t small{font-size:9px;letter-spacing:1.2px}
  .nav{top:64px;padding:6px 18px 12px}
  .cta{padding:8px 12px;font-size:11px}
  .hero{padding:36px 0 40px}
  .hero h1{font-size:44px}
  .hero h1 span{text-shadow:3px 3px 0 rgba(164,75,255,.75)}
  .hero .lead{font-size:16px}
  .hero .desc{font-size:13.8px}
  .hero::after{font-size:260px;bottom:-90px;right:-24px}
  .facts{gap:8px}
  .facts div{padding:6px 11px}
  .facts b{font-size:11.5px}
  .facts span{font-size:10px}
  .album{height:356px;max-width:344px}
  .seal{width:48px;height:48px;font-size:22px}
  .sec{padding:44px 0}
  .hd2{flex-direction:column;gap:8px;margin-bottom:24px}
  .hd2 .no{margin-top:0}
  .hd2 h2{font-size:26px}
  .hd2 p{font-size:13.4px}
  .feat-grid{grid-template-columns:1fr}
  .card{padding:18px 17px 21px}
  .strip{grid-template-columns:1fr}
  .strip figure{grid-template-columns:78px 1fr;display:grid;padding:9px}
  .strip img{width:78px;height:104px}
  .steps li{padding-left:52px;font-size:13.6px}
  .steps b{width:36px;height:36px;font-size:12px}
  .qa-item{grid-template-columns:36px 1fr;gap:10px;padding:15px 15px}
  .qa-item h3{font-size:15.4px}
  .rev-grid{grid-template-columns:1fr}
  .rev-card:nth-child(3){grid-column:auto}
  .get{padding:46px 0 50px}
  .get::before{width:300px;height:300px;margin-left:-150px}
  .get h2{font-size:27px}
  .dm span{font-size:10.4px;padding:3px 10px}
  .ft-in{flex-direction:column}
  .backtop{right:14px;bottom:74px;width:40px;height:40px}
}