/* 拷贝漫画 · copymanga2027.cn —— 壁纸与创作
   深青黑 + 薄荷 + 纸白 · 黑体 900 · 8px 中圆角细描边 · 首屏左文右三色壁纸分区块 · 薄荷整幅下载区 */
:root{
  --bg:#10201E; --bg-alt:#152926; --ink:#EAF4F0; --dim:#8FA8A0;
  --mint:#4FC4A6; --mint-d:#2E8A73; --line:#26403B; --panel:#182E2A;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:"Microsoft YaHei","PingFang SC",sans-serif;font-size:15px;line-height:1.85}
.wrap{width:min(1180px,92%);margin:0 auto}
h1,h2{font-weight:900;letter-spacing:.01em}
a{color:inherit;text-decoration:none}
img{display:block}

/* 顶栏 */
.top{position:sticky;top:0;z-index:20;background:rgba(16,32,30,.95);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;gap:26px;height:66px}
.brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700}
.brand img{border-radius:9px}
.top-nav{display:flex;gap:22px;margin-left:auto;font-size:14px;color:var(--dim)}
.top-nav a:hover{color:var(--mint)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 28px;font-size:14px;border-radius:8px;border:1px solid var(--mint);transition:opacity .15s}
.btn:hover{opacity:.85}
.btn-p{background:var(--mint);color:#0C1A17;font-weight:700}
.top-cta{padding:9px 22px}

/* 首屏：左文右三色分区块 */
.hero{padding:104px 0 96px;border-bottom:1px solid var(--line)}
.hero-in{display:grid;grid-template-columns:1.25fr 1fr;gap:72px;align-items:center}
.kick{font-size:11px;letter-spacing:.32em;color:var(--mint);text-transform:uppercase;margin-bottom:22px}
h1{font-size:58px;line-height:1.24;margin-bottom:24px}
.h1-narrow{display:none}
.lead{color:var(--dim);font-size:16px;margin-bottom:34px}
.hero-btns{display:flex;gap:14px}
.hero-walls{display:grid;grid-template-rows:repeat(3,1fr);gap:14px}
.wall{border:1px solid var(--line);border-radius:8px;padding:22px 26px;display:flex;align-items:center;gap:16px;background:var(--panel)}
.wall b{font-size:20px;font-weight:900;min-width:3.2em}
.wall span{font-size:13px;color:var(--dim)}
.wall-a b{color:#7FB3E8}.wall-a{border-left:4px solid #7FB3E8}
.wall-b b{color:#E8A0B8}.wall-b{border-left:4px solid #E8A0B8}
.wall-c b{color:var(--mint)}.wall-c{border-left:4px solid var(--mint)}

/* 通用区块 */
.sec{padding:118px 0}
.sec-alt{background:var(--bg-alt)}
.sec-kick{font-size:11px;letter-spacing:.3em;color:var(--mint);margin-bottom:14px}
h2{font-size:34px;margin-bottom:14px}
.sec-p{color:var(--dim);max-width:560px;margin-bottom:44px}

/* 功能卡 */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:28px 26px 24px}
.card b{display:flex;align-items:center;gap:12px;font-size:16px;font-weight:900;margin-bottom:8px}
.card p{font-size:14px;color:var(--dim)}
.ico{width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;font-style:normal;font-size:17px;font-weight:900;color:#0C1A17;background:var(--mint);border-radius:8px;flex:none}
.ico-b{background:#7FB3E8}
.ico-c{background:#E8A0B8}
.ico-d{background:#E8C468}
.ico-e{background:#C4A0E8}
.ico-f{background:#8FD0B8}

/* 界面展示 */
.shots-in{display:grid;grid-template-columns:1fr 380px;gap:72px;align-items:center}
.shots-fact{font-size:14px;color:var(--ink);border:1px dashed var(--mint-d);border-radius:8px;padding:14px 20px;margin-top:22px;max-width:420px}
.viewer-wrap{justify-self:center}
.viewer{position:relative}
.phone{width:300px;background:var(--mint);border-radius:22px;padding:11px;box-shadow:0 18px 44px rgba(0,0,0,.45)}
.track{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;border-radius:13px;scrollbar-width:none}
.track::-webkit-scrollbar{display:none}
.slide{flex:0 0 100%;scroll-snap-align:start}
.slide img{width:100%;height:auto;border-radius:13px}
.arrow{position:absolute;top:50%;transform:translateY(-50%);width:38px;height:38px;border-radius:8px;border:1px solid var(--mint-d);background:var(--bg);color:var(--mint);font-size:19px;cursor:pointer;line-height:1}
.arrow:hover{background:var(--mint);color:#0C1A17}
.arrow[disabled]{opacity:.35;pointer-events:none}
.prev{left:-52px}.next{right:-52px}
.bar{display:flex;align-items:center;gap:14px;justify-content:center;margin-top:18px}
.dots{display:flex;gap:8px}
.dots button{width:9px;height:9px;border-radius:3px;border:0;background:var(--line);cursor:pointer;padding:0}
.dots button[aria-current="true"]{background:var(--mint)}
.now{font-size:13px;color:var(--dim);min-width:5em}

/* 下载区：薄荷整幅 */
.dl{background:var(--mint);color:#0C1A17;padding:112px 0}
.dl-kick{font-size:11px;letter-spacing:.3em;color:#0F5A47;margin-bottom:14px}
.dl h2{font-size:36px;margin-bottom:12px}
.dl-sub{color:#1E5C4B;margin-bottom:42px}
.dl-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:860px}
.store{align-items:center;gap:14px;background:var(--bg);color:var(--ink);border-radius:8px;padding:16px 20px;transition:transform .15s}
.store:not([hidden]){display:flex}
.dl:not(:has(a[data-channel]:not([hidden]))){display:none}
.store:hover{transform:translateY(-2px)}
.store-ico{font-size:24px;width:36px;text-align:center;flex:none}
.store-t b{display:block;font-size:15px}
.store-t small{font-size:12px;color:var(--dim)}
.check{list-style:none;display:flex;gap:26px;flex-wrap:wrap;margin:30px 0 0;font-size:13px;color:#1E5C4B}
.check li::before{content:"✓";color:#0F5A47;margin-right:8px}
.dl-note{margin-top:26px;font-size:13px;color:#1E5C4B}

/* 安装步骤 */
.step-list{list-style:none;max-width:760px}
.step-list li{display:grid;grid-template-columns:64px 128px 1fr;gap:20px;align-items:start;background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:22px 26px;margin-bottom:14px}
.step-n{font-size:26px;font-weight:900;color:var(--mint);line-height:1.4}
.step-list b{font-size:16px;font-weight:900;padding-top:3px}
.step-list p{font-size:14px;color:var(--dim);padding-top:4px}

/* 问答 */
.faq-list{display:grid;grid-template-columns:1fr 1fr;gap:16px 22px;max-width:920px}
details{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:16px 22px}
details summary{cursor:pointer;font-size:15px;font-weight:700;list-style:none;position:relative;padding-right:28px}
details summary::-webkit-details-marker{display:none}
details summary::after{content:"+";position:absolute;right:2px;top:0;color:var(--mint);font-size:18px}
details[open] summary::after{content:"−"}
details p{font-size:14px;color:var(--dim);padding-top:10px}

/* 页脚 */
.foot{background:var(--bg-alt);color:var(--dim);padding:64px 0 0;border-top:1px solid var(--line)}
.foot-in{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;padding-bottom:44px}
.foot-h{font-size:13px;color:var(--mint);margin-bottom:14px;font-weight:900}
.foot-col a,.foot-col span{display:block;font-size:13px;padding:3px 0}
.foot-col a:hover{color:var(--mint)}
.foot-bot{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding:18px 0;font-size:12px;color:#5F7A72}

/* 无下载入口 */
.no-dl .dl{display:none}
.no-dl .top-cta{display:none}

/* 窄屏 */
@media (max-width:900px){
  .top-nav{display:none}
  .hero{padding:64px 0 56px}
  .hero-in{grid-template-columns:1fr;gap:44px}
  h1{font-size:44px}
  .sec{padding:72px 0}
  .grid{grid-template-columns:1fr 1fr}
  .shots-in{grid-template-columns:1fr;gap:44px}
  .shots-copy{order:2}
  .viewer-wrap{order:1;justify-self:center}
  .prev{left:6px}.next{right:6px}
  .dl{padding:72px 0}
  .dl-grid{grid-template-columns:1fr;max-width:420px}
  .foot-in{grid-template-columns:1fr 1fr}
  .faq-list{grid-template-columns:1fr}
  .step-list li{grid-template-columns:44px 1fr;grid-template-rows:auto auto;padding:18px 20px}
  .step-list p{grid-column:2}
}
@media (max-width:560px){
  .nav:not([hidden]){display:none}
  h1{font-size:38px}
  .h1-wide{display:none}
  .h1-narrow{display:inline}
  .grid{grid-template-columns:1fr}
  .phone{width:240px}
  .top-in{gap:14px}
  .top-cta{margin-left:auto}
  .wall{padding:16px 18px}
}