/* 栗子漫画 · lizicomic.com.cn · 壁纸画廊
   暖粉白 + 珊瑚红，12px 圆角，首屏左侧色块矩阵、界面区左框右文 */
:root{
  --bg:#FFF6F2; --card:#FFFFFF; --ink:#2A2320; --dim:#7C6C63;
  --coral:#E8563C; --deep:#332620; --line:#EFDFD8; --soft:#FFEDE5;
  --sh:0 16px 32px -22px rgba(90,50,35,.55);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB",system-ui,sans-serif;
  font-size:15px;line-height:1.78;-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{color:inherit;text-decoration:none}
b{font-weight:700}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
.wrap{width:min(1180px,calc(100% - 64px));margin:0 auto}
.skip{position:absolute;left:-9999px}
.skip:focus{left:12px;top:12px;background:#fff;padding:8px 14px;z-index:50}
.h1-narrow{display:none}

/* ---------- 顶栏 ---------- */
.top{position:sticky;top:0;z-index:30;background:rgba(255,246,242,.97);
  border-bottom:1px solid var(--line);transition:box-shadow .2s}
.top.on{box-shadow:0 8px 22px -16px rgba(90,50,35,.6)}
.top-in{display:flex;align-items:center;gap:36px;height:70px}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:800;letter-spacing:-.02em;white-space:nowrap}
.brand img{width:34px;height:34px;border-radius:9px;display:block}
.tnav{display:flex;gap:26px;margin-left:auto;font-size:13.5px;color:var(--dim)}
.tnav a:hover{color:var(--ink)}
.top-cta{background:var(--coral);color:#fff;font-size:13.5px;font-weight:700;
  padding:9px 20px;border-radius:12px;white-space:nowrap}
.top-cta:hover{background:#CE4229}
.no-dl .top-cta{display:none}

/* ---------- 首屏 ---------- */
.hero{padding:78px 0 82px}
.hero-in{display:grid;grid-template-columns:440px minmax(0,1fr);gap:72px;align-items:center}
.wall{background:#fff;border-radius:12px;padding:16px;box-shadow:var(--sh);
  display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.wall span{aspect-ratio:1/1;border-radius:8px}
.wall span:nth-child(1){background:linear-gradient(140deg,#BFE3D8,#5E9FA0)}
.wall span:nth-child(2){background:linear-gradient(140deg,#F8DFB4,#D98A55)}
.wall span:nth-child(3){background:linear-gradient(140deg,#2B3A55,#6E89B8)}
.wall span:nth-child(4){background:var(--coral)}
.wall span:nth-child(5){background:linear-gradient(140deg,#CBD9F0,#7E96C4)}
.wall span:nth-child(6){background:linear-gradient(140deg,#243B33,#5C8A6A)}
.wall span:nth-child(7){background:linear-gradient(140deg,#F3C6CE,#C97E96)}
.wall span:nth-child(8){background:linear-gradient(140deg,#FFE9B8,#E5A94A)}
.wall span:nth-child(9){background:linear-gradient(140deg,#3A2B4A,#8A6AA8)}
.kick{font-size:10.5px;font-weight:700;letter-spacing:.2em;color:#C0664C;text-transform:uppercase}
.hero h1{font-size:clamp(38px,4.2vw,56px);line-height:1.18;letter-spacing:-.04em;
  font-weight:800;margin:16px 0 20px}
.hero .lead{font-size:15px;color:#5E5048;line-height:1.9;max-width:560px}
.acts{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:26px}
.btn{font-size:14.5px;font-weight:700;padding:12px 28px;border-radius:12px;display:inline-block}
.btn.btn-p{background:var(--coral);color:#fff}
.btn.btn-p:hover{background:#CE4229}
.btn.btn-s{border:1px solid var(--ink);color:var(--ink)}
.btn.btn-s:hover{background:var(--soft)}
.acts-note{font-size:12.5px;color:var(--dim);margin-top:14px}

/* ---------- 区块通用 ---------- */
.sec{padding:100px 0}
.sec-h{margin-bottom:40px}
.sec-h h2{font-size:clamp(28px,2.9vw,38px);font-weight:800;letter-spacing:-.035em;
  line-height:1.28;margin:12px 0 0}
.sec-p{font-size:14px;color:var(--dim);margin-top:12px}

/* ---------- 功能卡 ---------- */
.feat{border-bottom:1px solid var(--line);background:#FFFCFA}
.feat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.feat-grid li{background:#fff;border-radius:12px;padding:24px 22px 22px;box-shadow:var(--sh)}
.fi{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;
  justify-content:center;font-size:13px;font-weight:800;margin-bottom:16px}
.f1{background:#FFE3DC;color:#C4492F}
.f2{background:#FFF0D4;color:#A8790E}
.f3{background:#E4F1F6;color:#2C7591}
.f4{background:#F1E8FB;color:#7C50B0}
.f5{background:#E5F3E7;color:#2C8050}
.f6{background:#FFE8EF;color:#B84A73}
.feat-grid b{font-size:16px;font-weight:800}
.feat-grid p{font-size:13.8px;color:var(--dim);line-height:1.85;margin-top:8px}

/* ---------- 界面展示 ---------- */
.shots{background:#FFEDE5}
.shots-in{display:grid;grid-template-columns:320px minmax(0,1fr);gap:80px;align-items:center}
.stage{width:300px;margin:0 auto}
.viewer{position:relative;width:100%}
.phone{background:var(--deep);border-radius:26px;padding:8px;
  box-shadow:0 26px 48px -28px rgba(51,38,32,.85)}
.track{display:flex;overflow-x:auto;overscroll-behavior-x:contain;
  scroll-snap-type:x mandatory;scrollbar-width:none;border-radius:19px}
.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:19px;pointer-events:none}
.stage .nav{position:absolute;top:42%;transform:translateY(-50%);z-index:2;
  width:30px;height:30px;border-radius:50%;padding:0;font-size:16px;line-height:1;
  background:#fff;border:1px solid #E8CFC4;color:var(--coral);cursor:pointer;
  box-shadow:0 9px 18px -10px rgba(51,38,32,.7)}
.stage .nav:not([hidden]){display:flex;align-items:center;justify-content:center}
.stage .nav.prev{left:-42px}
.stage .nav.next{right:-42px}
.stage .nav[disabled]{opacity:.5;cursor:default}
.bar{margin-top:16px;display:flex;flex-direction:column;align-items:center;gap:9px}
.dots{display:flex;gap:6px}
.dots button{width:7px;height:7px;padding:0;border:0;border-radius:50%;
  background:#E8BFB1;cursor:pointer;transition:background .2s,width .2s}
.dots button[aria-current="true"]{background:var(--coral);width:18px;border-radius:4px}
.now{margin:0;font-size:12.5px;color:var(--dim);text-align:center}
.now b{color:var(--ink)}
.shots-t h2{font-size:clamp(28px,2.9vw,38px);font-weight:800;letter-spacing:-.035em;
  line-height:1.28;margin:12px 0 18px}
.shots-t .sub{font-size:14.5px;color:#5E5048;line-height:1.9;max-width:540px}
.shots-note{font-size:13.2px;color:var(--dim);line-height:1.85;margin-top:22px;
  padding-top:18px;border-top:1px solid #EFD3C7;max-width:520px}

/* ---------- 下载区 ---------- */
.dl{background:var(--coral);color:#FFF6F2;padding:92px 0}
.dl:not(:has(.store:not([hidden]))){display:none}
.dl .kick{color:#FFD9CF}
.dl-h h2{font-size:clamp(28px,2.9vw,38px);font-weight:800;letter-spacing:-.035em;
  line-height:1.28;margin:12px 0 10px}
.dl-h p{font-size:14.5px;color:#FFE2DA;max-width:640px}
.stores{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:14px;margin-top:32px}
.store{background:#fff;border-radius:12px;padding:18px 20px;color:var(--ink);
  box-shadow:0 14px 26px -18px rgba(80,30,20,.6)}
.store:not([hidden]){display:grid;grid-template-columns:38px minmax(0,1fr) 14px;
  gap:0 14px;align-items:center}
.store:hover{transform:translateY(-2px)}
.si{width:38px;height:38px;border-radius:12px;background:var(--soft);
  display:flex;align-items:center;justify-content:center;
  font-family:Georgia,serif;font-size:17px;font-weight:700;color:var(--coral)}
.st b{display:block;font-size:15px;font-weight:800}
.st small{display:block;font-size:12.5px;color:var(--dim);margin-top:3px;line-height:1.6}
.sa{font-size:17px;color:#B98E82;text-align:right}
.checks{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 36px;
  margin-top:30px;padding-top:26px;border-top:1px solid rgba(255,255,255,.3)}
.checks li{font-size:13.5px;color:#FFEDE5;padding-left:20px;position:relative;line-height:1.8}
.checks li::before{content:"";position:absolute;left:0;top:11px;width:7px;height:7px;
  border-radius:50%;background:#FFD9CF}
.dl-note{font-size:12.8px;color:#FFDCD3;margin-top:22px}

/* ---------- 安装步骤 ---------- */
.steps{border-bottom:1px solid var(--line)}
.step-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0}
.step-row li{display:grid;grid-template-columns:52px minmax(0,1fr);
  gap:2px 16px;padding:0 30px;border-left:1px solid var(--line)}
.step-row li:first-child{padding-left:0;border-left:0}
.step-row span{grid-row:span 2;font-family:Georgia,serif;font-size:27px;
  font-weight:700;color:var(--coral);line-height:1.2}
.step-row b{font-size:16px;font-weight:800;align-self:end}
.step-row p{font-size:13.8px;color:var(--dim);line-height:1.85;margin-top:6px}

/* ---------- 问答 ---------- */
.faq{background:#FFFCFA}
.qa{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;align-items:start}
.qa details{background:#fff;border-radius:12px;padding:17px 20px;box-shadow:var(--sh)}
.qa summary{cursor:pointer;font-size:14.5px;font-weight:700;list-style:none;
  display:flex;justify-content:space-between;gap:14px}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"+";color:var(--coral);font-size:17px;line-height:1}
.qa details[open] summary::after{content:"−"}
.qa details p{font-size:13.5px;color:var(--dim);line-height:1.85;margin-top:12px;
  padding-top:12px;border-top:1px solid var(--line)}

/* ---------- 页脚 ---------- */
.foot{background:var(--deep);color:#F0E4DE;padding:60px 0 22px}
.f-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.f-brand .brand{color:#fff;font-size:18px}
.f-brand p{font-size:13px;color:#C7B2A8;margin-top:16px;line-height:1.85;max-width:280px}
.f-grid h3{font-size:12px;letter-spacing:.12em;color:#FFAB92;margin:0 0 16px;font-weight:700}
.f-grid li{font-size:13px;color:#C7B2A8;padding:5px 0}
.f-grid li a:hover{color:#fff}
.f-line{display:flex;justify-content:space-between;gap:20px;
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14)}
.f-line p{font-size:12px;color:#A99085}

/* ---------- 404 ---------- */
.nf-in{padding:96px 0 110px;max-width:680px}
.nf h1{font-size:clamp(34px,4vw,52px);font-weight:800;letter-spacing:-.04em;line-height:1.2;margin:16px 0 18px}
.nf .lead{font-size:15px;color:#5E5048;line-height:1.9}
.nf .acts{margin-top:26px}
.nf .btn.btn-s:hover{background:var(--soft)}

/* ---------- 窄屏 ---------- */
@media (max-width:900px){
  .hero-in{grid-template-columns:minmax(0,1fr);gap:38px;justify-items:center;text-align:center}
  .wall{width:min(400px,100%)}
  .hero .lead{margin-left:auto;margin-right:auto}
  .acts{justify-content:center}
  .shots-in{grid-template-columns:minmax(0,1fr);gap:38px;justify-items:center;text-align:center}
  .shots-t .sub,.shots-note{margin-left:auto;margin-right:auto}
  .feat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:640px){
  .wrap{width:calc(100% - 36px)}
  .top-in{gap:12px;height:62px}
  .tnav{display:none}
  .top-cta{margin-left:auto;padding:8px 16px;font-size:13px}
  .hero{padding:48px 0 46px}
  .hero h1{font-size:34px}
  .h1-wide{display:none}
  .h1-narrow{display:inline}
  .lead br{display:none}
  .sec{padding:72px 0}
  .feat-grid,.qa,.checks,.step-row,.stores{grid-template-columns:1fr}
  .step-row li{padding:18px 0 0;border-left:0;border-top:1px solid var(--line)}
  .step-row li:first-child{border-top:0;padding-top:0}
  .dl{padding:72px 0}
  .stage{width:240px}
  .stage .nav:not([hidden]){display:none}
  .f-grid{grid-template-columns:repeat(2,1fr);gap:28px}
  .f-line{flex-direction:column;gap:6px}
}