:root{
  --ink:#241C24;
  --ink-2:#3A2F36;
  --coral:#F2645A;
  --coral-d:#D6403A;
  --coral-l:#FFEDEA;
  --gold:#F9C732;
  --gold-l:#FFF4D2;
  --line:#F1E3E0;
  --soft:#FFF9F7;
  --muted:#776D73;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  color:var(--ink);background:#fff;line-height:1.85;font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{line-height:1.35;font-weight:800}
.wrap{width:100%;max-width:1100px;margin:0 auto;padding:0 26px}

/* ============ 顶栏：白底 + 珊瑚粉 ============ */
.top{
  position:sticky;top:0;z-index:90;background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}
.top.on{box-shadow:0 8px 22px rgba(36,28,36,.07)}
.top-in{display:flex;align-items:center;height:70px;gap:18px}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand img{width:36px;height:36px;border-radius:10px;box-shadow:0 2px 6px rgba(36,28,36,.12)}
.brand-t b{display:block;font-size:18px;letter-spacing:1.2px;line-height:1.2}
.brand-t small{display:block;font-size:10px;letter-spacing:1.2px;color:var(--muted);margin-top:3px}
.nav{display:flex;gap:22px;margin-left:auto;font-size:13px;font-weight:700;color:#5C5158}
.nav a{position:relative;padding:4px 0}
.nav a::after{
  content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;border-radius:2px;
  background:var(--coral);transition:right .24s ease;
}
.nav a:hover{color:var(--coral-d)}
.nav a:hover::after{right:0}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;color:var(--ink);padding:4px}
.cta{
  flex:none;background:var(--coral);color:#fff;font-size:12.5px;font-weight:800;letter-spacing:.4px;
  padding:10px 20px;border-radius:8px;box-shadow:0 3px 0 var(--coral-d);
}
.cta:hover{background:var(--coral-d)}

/* ============ 英雄区：清爽白 + 封面竖卡 ============ */
.hero{
  position:relative;overflow:hidden;padding:64px 0 62px;
  background:
    radial-gradient(560px 400px at 88% 6%,#FFE7E2,transparent 72%),
    radial-gradient(460px 340px at 4% 92%,#FFF6D8,transparent 74%),
    linear-gradient(180deg,#FFFFFF 0%,#FFFBFA 100%);
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(#F6D3CD 1px,transparent 1px);
  background-size:22px 22px;opacity:.5;
}
.hero::after{
  content:"漫";position:absolute;right:-24px;bottom:-150px;font-size:400px;line-height:1;
  font-weight:800;color:rgba(242,100,90,.05);pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:46px;align-items:center;position:relative;z-index:1}
.kick{
  display:inline-flex;align-items:center;gap:8px;font-size:11px;letter-spacing:2.6px;font-weight:700;
  color:var(--coral-d);background:#fff;border:1px solid #FBD5CF;border-radius:999px;
  padding:4px 13px;margin-bottom:16px;
}
.kick::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold)}
.hero h1{font-size:60px;letter-spacing:3px;line-height:1.12;margin-bottom:14px}
.hero h1 span{color:var(--coral)}
.hero .lead{font-size:18.5px;font-weight:800;color:var(--ink-2);margin-bottom:12px}
.hero .desc{font-size:14.6px;color:#665C63;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(--coral);color:#fff;
  padding:13px 28px;border-radius:10px;font-weight:800;font-size:15px;
  box-shadow:0 4px 0 var(--coral-d),0 14px 26px rgba(242,100,90,.24);
}
.btn svg{width:17px;height:17px}
.btn:hover{background:var(--coral-d);transform:translateY(1px)}
.ghost{
  display:inline-flex;align-items:center;padding:12px 20px;border-radius:10px;
  border:1px solid #F3C9C4;background:#fff;color:var(--coral-d);font-size:13.5px;font-weight:700;
}
.ghost:hover{background:var(--coral-l);border-color:var(--coral)}
.facts{
  display:flex;flex-wrap:wrap;margin-top:30px;padding-top:16px;border-top:1px dashed #F1D8D3;
}
.facts div{padding:0 20px;border-left:1px solid var(--line)}
.facts div:first-child{padding-left:0;border-left:0}
.facts b{display:block;font-size:12.5px;letter-spacing:.5px;color:var(--ink-2)}
.facts span{display:block;font-size:11px;color:var(--muted);margin-top:2px}

/* 3:4 竖长封面卡叠放 */
.shelf{position:relative;height:492px;z-index:1}
.tag{
  position:absolute;left:1%;top:0;z-index:6;background:var(--gold);color:#4A3606;
  font-size:11px;font-weight:800;letter-spacing:.6px;padding:6px 13px;border-radius:999px;
  box-shadow:0 8px 18px rgba(249,199,50,.34);
}
.cv{
  position:absolute;width:48%;aspect-ratio:3/4;margin:0;padding:8px 8px 30px;
  background:#fff;border:1px solid #F4E6E3;border-radius:14px;
  box-shadow:0 18px 36px rgba(64,40,44,.16);
}
.cv img{width:100%;height:100%;object-fit:cover;border-radius:9px}
.cv figcaption{
  position:absolute;left:0;right:0;bottom:6px;text-align:center;font-size:11.5px;
  color:var(--ink-2);letter-spacing:.8px;
}
.c1{left:0;top:9%;transform:rotate(-5deg);z-index:2}
.c2{right:1%;top:0;transform:rotate(3.4deg);z-index:3}
.c3{left:24%;bottom:1%;transform:rotate(-1.4deg);z-index:4}
.dotline{
  position:absolute;right:2%;bottom:12%;width:52px;height:52px;border-radius:50%;z-index:5;
  border:7px solid var(--coral);border-right-color:transparent;transform:rotate(24deg);opacity:.85;
}

/* ============ 通用区块 ============ */
.sec{padding:68px 0;background:#fff}
.band{background:var(--soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.hd2{display:grid;grid-template-columns:76px 1fr;gap:18px;align-items:start;margin-bottom:32px}
.hd2 .no{
  font-family:"SFMono-Regular",Consolas,monospace;font-size:11px;letter-spacing:.8px;font-weight:700;
  color:var(--coral);border-top:2px solid var(--coral);padding-top:9px;white-space:nowrap;
}
.hd2 h2{font-size:31px;letter-spacing:1.2px;margin-bottom:7px}
.hd2 p{font-size:14.4px;color:var(--muted);max-width:800px}

/* 特色：三列细圆角卡 */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:20px 20px 22px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card .n{
  display:inline-block;font-family:"SFMono-Regular",Consolas,monospace;font-size:10.5px;font-weight:700;
  color:var(--coral-d);background:var(--coral-l);letter-spacing:1px;padding:2px 9px;border-radius:999px;
}
.card h4{font-size:17px;letter-spacing:.6px;margin:12px 0 7px}
.card p{font-size:13.4px;color:#5F555C;line-height:1.9}
.card:hover{transform:translateY(-3px);border-color:#F4C8C2;box-shadow:0 14px 30px rgba(110,60,66,.09)}

/* 界面：一大幅 + 三行小卡 */
.spread{display:grid;grid-template-columns:1.08fr .92fr;gap:20px;align-items:start}
.spread figure{margin:0;background:#fff;border:1px solid var(--line);border-radius:14px}
.big{padding:10px}
.big img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:9px}
.big figcaption{font-size:12.5px;color:var(--muted);padding:10px 4px 2px;letter-spacing:.4px}
.strip{display:grid;gap:14px}
.strip figure{display:grid;grid-template-columns:86px 1fr;gap:14px;align-items:center;padding:10px;border-radius:12px}
.strip img{width:86px;height:114px;object-fit:cover;border-radius:8px}
.strip figcaption{font-size:12.8px;color:#5F555C;letter-spacing:.3px;line-height:1.8}

/* 指南：五步竖轴 */
.steps{list-style:none;position:relative;margin-top:4px;max-width:880px}
.steps::before{
  content:"";position:absolute;left:19px;top:12px;bottom:18px;width:2px;
  background:repeating-linear-gradient(180deg,var(--coral) 0 5px,transparent 5px 11px);
  opacity:.55;
}
.steps li{position:relative;padding:0 0 22px 58px;font-size:14.2px;color:#4F454C;line-height:1.9}
.steps li:last-child{padding-bottom:4px}
.steps b{
  position:absolute;left:0;top:-1px;width:40px;height:40px;border-radius:50%;
  background:#fff;border:2px solid var(--coral);color:var(--coral);
  display:grid;place-items:center;font-family:"SFMono-Regular",Consolas,monospace;
  font-size:12px;font-weight:800;
}
.gnote{
  margin-top:16px;max-width:880px;border-left:3px solid var(--gold);border-radius:0 8px 8px 0;
  background:var(--gold-l);padding:12px 16px;font-size:13px;color:#6B5A2E;
}

/* 答疑：单列条目 */
.qa{border-bottom:1px solid var(--line)}
.qa-item{
  display:grid;grid-template-columns:52px 1fr;gap:16px;align-items:start;
  padding:20px 0;border-top:1px solid var(--line);
}
.qa-item .qn{
  font-family:"SFMono-Regular",Consolas,monospace;font-size:12px;font-weight:800;
  color:var(--coral);letter-spacing:1px;padding-top:5px;
}
.qa-item h3{font-size:16.5px;letter-spacing:.5px;margin-bottom:7px}
.qa-item p{font-size:13.8px;color:#5F555C;line-height:1.9}

/* 评价：三张圆角卡 */
.rev-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rev-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:12px;
  border-top:3px solid var(--gold);padding:24px 20px 16px;
}
.rev-card::before{
  content:"\201C";position:absolute;top:4px;right:14px;font-family:Georgia,serif;
  font-size:58px;line-height:1;color:rgba(242,100,90,.14);
}
.rev-card:nth-child(2){margin-top:14px;border-top-color:var(--coral)}
.rev-card:nth-child(3){border-top-color:#F6B8AE}
.rev-card blockquote{position:relative;z-index:1;font-size:13.4px;color:#4F454C;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:var(--muted);
}
.rev-card .who i{
  width:23px;height:23px;border-radius:50%;background:var(--coral-l);color:var(--coral-d);
  font-style:normal;font-size:10.5px;font-weight:800;display:grid;place-items:center;
}
.rev-card .who time{font-family:"SFMono-Regular",Consolas,monospace;letter-spacing:0}

/* ============ 下载：珊瑚浅底 + 白卡 ============ */
.get{
  position:relative;overflow:hidden;padding:62px 0 66px;
  background:
    radial-gradient(520px 300px at 50% 0%,#FFE3DD,transparent 72%),
    linear-gradient(180deg,#FFF7F4 0%,#FFEFEA 100%);
  border-top:1px solid #FBE2DD;
}
.get::before{
  content:"";position:absolute;left:50%;top:-120px;width:520px;height:520px;margin-left:-260px;
  border:1px dashed rgba(242,100,90,.2);border-radius:50%;
}
.get-in{position:relative;z-index:1}
.get-card{
  background:#fff;border:1px solid #F7DDD7;border-radius:20px;padding:44px 32px 42px;
  text-align:center;box-shadow:0 22px 48px rgba(120,60,62,.1);
}
.dlogo{display:flex;align-items:center;justify-content:center;gap:11px;margin-bottom:14px}
.dlogo img{width:46px;height:46px;border-radius:12px;box-shadow:0 4px 10px rgba(36,28,36,.14)}
.dlogo em{font-style:normal;font-size:10px;letter-spacing:2.6px;color:#A89089}
.get h2{font-size:33px;letter-spacing:1.4px;margin-bottom:11px}
.get h2 em{font-style:normal;color:var(--coral)}
.get p{font-size:13.9px;color:#6B6067;max-width:650px;margin:0 auto 20px;line-height:1.95}
.dm{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-bottom:24px}
.dm span{
  font-size:11px;border-radius:999px;padding:3px 12px;
  color:var(--coral-d);background:var(--coral-l);border:1px solid #FBD6D0;
}

/* ============ 页脚 ============ */
.ft{background:#FFF8F5;color:#6C6168;padding:34px 0 26px;font-size:12.2px;border-top:3px solid var(--coral)}
.ft-in{display:flex;flex-wrap:wrap;gap:10px 26px;align-items:flex-start;justify-content:space-between}
.ft-brand{display:flex;align-items:center;gap:9px;color:var(--ink);font-weight:800;font-size:13.5px;letter-spacing:1px}
.ft-brand img{width:26px;height:26px;border-radius:7px}
.ft p{max-width:520px;line-height:1.9;color:#756A70}
.ft-links{display:flex;gap:16px;flex-wrap:wrap;font-size:11.8px}
.ft-links a:hover{color:var(--coral-d)}
.ft-copy{width:100%;border-top:1px solid #F7E5E0;padding-top:13px;font-size:11px;color:#A08F94;line-height:1.9}

/* ============ 返回顶部 ============ */
.backtop{
  position:fixed;right:24px;bottom:88px;z-index:70;width:42px;height:42px;border-radius:50%;
  background:#fff;border:1px solid #F3D4CE;color:var(--coral-d);
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  box-shadow:0 6px 16px rgba(110,60,66,.16);
  opacity:0;visibility:hidden;transition:opacity .2s ease;
}
.backtop.on{opacity:1;visibility:visible}
.backtop:hover{background:var(--coral);color:#fff;border-color:var(--coral)}

/* ============ 响应式 960 ============ */
@media (max-width:960px){
  .nav{
    display:none;position:absolute;top:70px;left:0;right:0;margin-left:0;
    background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;gap:0;padding:6px 26px 12px;
  }
  .nav.open{display:flex}
  .nav a{padding:10px 0;border-bottom:1px solid #F7E7E3}
  .nav a::after{display:none}
  .nav-toggle{display:block;margin-left:auto}
  .cta{padding:9px 14px;font-size:11.5px}
  .hero{padding:48px 0 50px}
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .hero h1{font-size:52px}
  .hero .desc{max-width:none}
  .shelf{max-width:470px;width:100%;height:460px;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:12.2px}
  .rev-grid{grid-template-columns:1fr 1fr}
  .rev-card:nth-child(2){margin-top:0}
  .rev-card:nth-child(3){grid-column:1 / -1}
}

/* ============ 响应式 600 ============ */
@media (max-width:600px){
  body{font-size:15px}
  .wrap{padding:0 18px}
  .top-in{height:62px;gap:10px}
  .brand img{width:32px;height:32px;border-radius:9px}
  .brand-t b{font-size:16px;letter-spacing:.8px}
  .brand-t small{font-size:9px;letter-spacing:.8px}
  .nav{top:62px;padding:4px 18px 10px}
  .cta{padding:8px 11px;font-size:10.8px}
  .hero{padding:36px 0 38px}
  .hero h1{font-size:40px;letter-spacing:2px}
  .hero .lead{font-size:16.5px}
  .hero .desc{font-size:13.8px}
  .hero::after{font-size:260px;bottom:-96px;right:-28px}
  .facts div{padding:0 12px}
  .facts b{font-size:11.5px}
  .facts span{font-size:10px}
  .shelf{height:392px;max-width:352px}
  .cv{width:50%;padding:7px 7px 26px;border-radius:12px}
  .cv figcaption{font-size:10.5px;bottom:4px}
  .tag{font-size:10px;padding:5px 10px;left:2%}
  .dotline{width:44px;height:44px;border-width:6px}
  .sec{padding:44px 0}
  .hd2{grid-template-columns:1fr;gap:8px;margin-bottom:22px}
  .hd2 .no{display:inline-block;border-top:0;border-left:2px solid var(--coral);padding:0 0 0 8px}
  .hd2 h2{font-size:24px;letter-spacing:.8px}
  .hd2 p{font-size:13.4px}
  .feat-grid{grid-template-columns:1fr}
  .card{padding:18px 16px 20px}
  .strip{grid-template-columns:1fr}
  .strip figure{grid-template-columns:76px 1fr;display:grid;padding:9px}
  .strip img{width:76px;height:101px}
  .steps li{padding-left:50px;font-size:13.6px}
  .steps::before{left:16px}
  .steps b{width:34px;height:34px;font-size:11px}
  .qa-item{grid-template-columns:38px 1fr;gap:10px}
  .qa-item h3{font-size:15.5px}
  .rev-grid{grid-template-columns:1fr}
  .rev-card:nth-child(3){grid-column:auto}
  .get{padding:44px 0 48px}
  .get::before{width:320px;height:320px;margin-left:-160px}
  .get-card{padding:32px 18px 30px;border-radius:16px}
  .get h2{font-size:24px;letter-spacing:1px}
  .get p{font-size:13.2px}
  .dm span{font-size:10.4px;padding:2px 10px}
  .ft-in{flex-direction:column}
  .backtop{right:14px;bottom:74px;width:38px;height:38px}
}