/* 包子漫画 · baozicomic2027.cn
   纸菜单：米白底 + 砖红 + 宋体标题。整页只有卡片的软阴影，没有硬边框。 */

:root{
  --bg:#FBF5EA;
  --ink:#241C14;
  --dim:#6B5B48;
  --red:#BF3B2B;
  --red-d:#9E2E21;
  --wheat:#E4B356;
  --card:#FFFDF9;
  --line:#E8DCC7;
  --panel:#F4E7CD;
  --sh:0 18px 40px -30px rgba(74,45,16,.45);
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font:15px/1.7 -apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;border:0}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0}
.wrap{width:min(1120px,calc(100% - 88px));margin:0 auto}

.skip{position:absolute;left:-9999px;top:0;background:var(--red);color:#fff;padding:10px 16px;z-index:99}
.skip:focus{left:8px;top:8px}

h1,h2,h3{
  font-family:"Songti SC","Noto Serif SC","Source Han Serif SC",Georgia,serif;
  font-weight:700;margin:0;letter-spacing:-.4px;
}
.kick{
  font-size:11px;letter-spacing:.22em;color:var(--red);
  text-transform:uppercase;font-weight:700;margin-bottom:14px;
}

/* 顶栏 */
.top{
  position:sticky;top:0;z-index:30;background:rgba(251,245,234,.94);
  backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid transparent;
  transition:border-color .2s,box-shadow .2s;
}
.top.on{border-bottom-color:var(--line);box-shadow:0 10px 30px -26px rgba(60,35,10,.8)}
.top-in{display:flex;align-items:center;gap:28px;height:70px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px}
.brand img{width:34px;height:34px;border-radius:9px;display:block}
.top nav{display:flex;gap:24px;margin-left:auto;font-size:14px;color:var(--dim)}
.top nav a:hover{color:var(--red)}
.top-cta{
  background:var(--red);color:#fff;font-size:14px;font-weight:600;
  padding:10px 20px;border-radius:12px;box-shadow:0 12px 22px -16px rgba(160,45,30,.9);
}
.top-cta:not([hidden]){display:inline-flex;align-items:center;justify-content:center}
.top-cta:hover{background:var(--red-d)}
.no-dl .top-cta{display:none}

/* 首屏 */
.hero{padding:66px 0 30px}
.hero-in{display:grid;grid-template-columns:minmax(0,1fr) 470px;gap:56px;align-items:center}
.hero-t h1{font-size:clamp(38px,4.3vw,56px);line-height:1.16}
.hero .lead{margin-top:22px;font-size:15.5px;line-height:1.85;color:var(--dim)}
.acts{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.btn{
  border-radius:14px;padding:14px 26px;font-size:15px;font-weight:600;
  transition:transform .16s,background .18s,box-shadow .18s;
}
.btn:not([hidden]){display:inline-flex;align-items:center;justify-content:center}
.btn-p{background:var(--red);color:#fff;box-shadow:0 18px 30px -20px rgba(160,45,30,.95)}
.btn-p:hover{background:var(--red-d);transform:translateY(-1px)}
.btn-s{background:#fff;color:var(--ink);box-shadow:var(--sh)}
.btn-s:hover{transform:translateY(-1px)}
.hero-note{margin-top:16px;font-size:13px;color:var(--dim)}

/* 滑动展示 */
.stage{background:var(--panel);border-radius:26px;padding:34px 28px 24px}
.viewer{width:278px;margin:0 auto;position:relative}
.frame{background:#2A2118;border-radius:26px;padding:7px;box-shadow:0 26px 50px -30px rgba(60,35,10,.75)}
.track{
  display:flex;overflow-x:auto;overscroll-behavior-x:contain;
  scroll-snap-type:x mandatory;scrollbar-width:none;border-radius:20px;
}
.track::-webkit-scrollbar{display:none}
.slide{flex:0 0 100%;margin:0;scroll-snap-align:center}
.slide img{display:block;width:100%;height:auto;border-radius:20px;pointer-events:none}
.nav{
  position:absolute;top:50%;transform:translateY(-50%);z-index:2;
  width:30px;height:30px;border-radius:50%;padding:0;
  background:#fff;border:1px solid var(--line);color:var(--red);
  font-size:15px;line-height:1;cursor:pointer;
  box-shadow:0 8px 16px -9px rgba(60,35,10,.7);
}
.nav:not([hidden]){display:flex;align-items:center;justify-content:center}
.nav.prev{left:-40px}
.nav.next{right:-40px}
.nav[disabled]{opacity:.32;cursor:default}
.bar{margin-top:16px;display:flex;flex-direction:column;align-items:center;gap:8px}
.dots{display:flex;gap:7px}
.dots button{
  width:7px;height:7px;padding:0;border:0;border-radius:50%;
  background:#D3C2A3;cursor:pointer;transition:background .2s,width .2s;
}
.dots button[aria-current="true"]{background:var(--red);width:18px;border-radius:4px}
.now{font-size:12.5px;color:var(--dim)}
.now b{color:var(--ink);font-weight:700}

/* 区块 */
.sec{padding:110px 0}
.sec-tint{background:#F6EEDD}
.sec-h{max-width:640px;margin-bottom:44px}
.sec-h h2{font-size:clamp(26px,2.6vw,34px);line-height:1.3}
.sec-h .sub{margin-top:14px;color:var(--dim);font-size:14.5px}

/* 功能卡 */
.feat{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feat li{background:var(--card);border-radius:18px;padding:26px 24px;box-shadow:var(--sh)}
.feat .ico{
  width:44px;height:44px;border-radius:13px;background:#FBEBE3;
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.feat .ico svg{width:21px;height:21px;fill:none;stroke:var(--red);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.feat b{font-size:16.5px;letter-spacing:0}
.feat p{margin-top:8px;font-size:13.8px;color:var(--dim);line-height:1.75}

/* 分区 */
.regions{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.regions li{
  background:var(--card);border-radius:16px;padding:24px 20px 22px;position:relative;overflow:hidden;
  box-shadow:var(--sh);
}
.regions li::before{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:var(--wheat)}
.regions b{font-size:17px}
.regions span{display:block;margin-top:6px;font-size:12.5px;color:var(--dim)}
.tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:22px}
.tags li{
  font-size:13px;color:#6B4A2A;background:#F1E2C6;
  padding:7px 15px;border-radius:999px;
}

/* 下载 */
.dl{padding:4px 0 104px}
.dl-card{
  background:linear-gradient(140deg,#C04231,#9C2C20 70%);
  border-radius:28px;padding:50px 48px 44px;color:#FFF6EA;
  box-shadow:0 34px 60px -40px rgba(120,30,20,.9);
}
.dl-card .kick{color:var(--wheat)}
.dl-h{max-width:560px}
.dl-h h2{font-size:clamp(26px,2.7vw,34px);color:#fff}
.dl-p{margin-top:12px;font-size:14.5px;color:#F3D9C9}
.stores{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:32px}
.store{
  background:#FFFDF9;border-radius:16px;padding:16px 18px;color:var(--ink);
  grid-template-columns:38px minmax(0,1fr) 12px;gap:0 12px;align-items:center;
  transition:transform .16s,box-shadow .18s;box-shadow:0 16px 28px -22px rgba(70,20,10,.9);
}
.store:not([hidden]){display:grid}
.store:hover{transform:translateY(-2px)}
.store-i{
  width:38px;height:38px;border-radius:11px;background:#FBEBE3;
  display:flex;align-items:center;justify-content:center;
}
.store-i svg{width:18px;height:18px;fill:none;stroke:var(--red);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.store-t b{display:block;font-size:14.5px}
.store-t i{display:block;font-style:normal;font-size:12px;color:var(--dim);margin-top:3px;line-height:1.5}
.store-a{color:#C4B49A;font-size:14px;text-align:right}
.checks{
  display:grid;grid-template-columns:repeat(2,1fr);gap:8px 28px;
  margin-top:30px;padding-top:26px;border-top:1px solid rgba(255,240,225,.28);
}
.checks li{font-size:13px;color:#F5DECE;padding-left:16px;position:relative}
.checks li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--wheat)}
.dl:not(:has(.store:not([hidden]))){display:none}

/* 安装步骤 */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.steps li{display:flex;gap:16px}
.steps span{
  font-family:"Songti SC","Noto Serif SC",serif;font-size:34px;line-height:1;
  color:var(--wheat);font-weight:700;flex:0 0 auto;
}
.steps b{font-size:16px}
.steps p{margin-top:7px;font-size:13.8px;color:var(--dim);line-height:1.75}

/* 问答 */
.faq-in{display:grid;grid-template-columns:320px minmax(0,1fr);gap:60px}
.faq-l h2{font-size:clamp(26px,2.6vw,34px);line-height:1.3}
.faq-l .sub{margin-top:14px;font-size:14px;color:var(--dim)}
.faq-r details{border-top:1px solid #DFD0B6;padding:16px 0}
.faq-r details:last-child{border-bottom:1px solid #DFD0B6}
.faq-r summary{
  cursor:pointer;font-size:15.5px;font-weight:600;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq-r summary::-webkit-details-marker{display:none}
.faq-r summary::after{content:"+";color:var(--red);font-size:18px;font-weight:400}
.faq-r details[open] summary::after{content:"–"}
.faq-r details p{margin-top:10px;font-size:13.8px;color:var(--dim);line-height:1.8;max-width:600px}

/* 页脚 */
.foot{background:#241C14;color:#EFE4D2;padding:64px 0 22px}
.foot-in{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
.foot .brand{color:#FFF6EA}
.foot-b p{margin-top:14px;font-size:13px;color:#B7A790;line-height:1.8;max-width:300px}
.foot-c b{display:block;font-size:13px;color:#8F7E68;margin-bottom:12px;letter-spacing:.08em}
.foot-c a{display:block;font-size:13.5px;color:#D9CBB4;margin-bottom:9px}
.foot-c a:hover{color:var(--wheat)}
.foot-bt{
  display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;
  margin-top:44px;padding-top:18px;border-top:1px solid #3A2E22;
  font-size:12px;color:#8F7E68;
}

/* 404 */
.nf{padding:100px 0 120px}
.nf-in{max-width:560px}
.nf h1{font-size:clamp(32px,3.6vw,46px)}
.nf .lead{margin-top:18px;color:var(--dim);line-height:1.9}
.nf-acts{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap}

@media (max-width:1000px){
  .wrap{width:calc(100% - 56px)}
  .hero-in{grid-template-columns:1fr;gap:40px}
  .hero-t{order:1}
  .stage{order:2;max-width:400px}
  .feat{grid-template-columns:repeat(2,1fr)}
  .regions{grid-template-columns:repeat(3,1fr)}
  .stores{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr;gap:22px}
  .faq-in{grid-template-columns:1fr;gap:26px}
  .foot-in{grid-template-columns:1fr 1fr;gap:28px}
  .dl-card{padding:38px 28px 34px}
  .checks{grid-template-columns:1fr}
}
@media (max-width:640px){
  .wrap{width:calc(100% - 40px)}
  .top-in{height:62px;gap:14px}
  .top nav{display:none}
  .top-cta{margin-left:auto;padding:9px 16px;font-size:13px}
  .hero{padding:40px 0 24px}
  .viewer{width:240px}
  .nav:not([hidden]){display:none}
  .sec{padding:64px 0}
  .feat{grid-template-columns:1fr}
  .regions{grid-template-columns:repeat(2,1fr)}
  .foot-in{grid-template-columns:1fr}
  .lead br,.feat p br,.sub br{display:none}
}