/* ===== 漫蛙3 内容站 共享样式表 ===== */
:root{
  --ink:#141c2e;
  --ink2:#3d4a63;
  --muted:#6b7a94;
  --brand:#24589c;
  --brand-2:#2f6fbf;
  --brand-3:#4a8fe0;
  --cta:#ff7a45;
  --cta-2:#ff9a5e;
  --accent:#f2b134;
  --bg:#f4f8fb;
  --card:#ffffff;
  --line:#e2ebf3;
  --grad:linear-gradient(135deg,#2f6fbf,#24589c 52%,#173f70);
  --cta-grad:linear-gradient(135deg,#ffa15e,#ff6f33);
  --r:18px;
  --shadow:0 12px 32px rgba(23,63,112,.10);
  --shadow-s:0 4px 14px rgba(23,63,112,.07);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB","Source Han Sans SC",sans-serif;
  font-size:16px;line-height:1.75;color:var(--ink2);background:var(--bg);
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--brand-2)}
h1,h2,h3,h4{color:var(--ink);line-height:1.3;margin:0}
p{margin:0 0 14px}
ul{margin:0;padding:0;list-style:none}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}

/* ===== 头部 ===== */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:20px;min-height:68px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand img{width:44px;height:44px;border-radius:11px;box-shadow:var(--shadow-s)}
.brand-name{display:flex;flex-direction:column;line-height:1.15}
.brand-name b{font-size:19px;font-weight:800;color:var(--ink);letter-spacing:.5px}
.brand-name .sub{font-size:11.5px;font-style:normal;color:var(--muted);letter-spacing:.6px}
.nav{margin-left:auto;display:flex;align-items:center;gap:6px}
.nav a{font-size:15px;color:var(--ink2);padding:8px 12px;border-radius:9px;white-space:nowrap}
.nav a:hover{background:#eef4fb;color:var(--brand)}
.nav a.active{color:var(--brand);font-weight:700;background:#eaf2fd}
.header-cta{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--cta-grad);color:#fff!important;font-weight:700;
  padding:10px 20px!important;border-radius:24px;
  box-shadow:0 6px 16px rgba(255,111,51,.32);
}
.header-cta:hover{filter:brightness(1.04)}

/* ===== 通用区块 ===== */
.section{padding:66px 0}
.section--tight{padding:44px 0}
.section--alt{background:#fff}
.section-head{max-width:760px;margin:0 auto 38px;text-align:center}
.section-head h2{font-size:29px;letter-spacing:.3px}
.section-head p{margin-top:12px;color:var(--muted);font-size:15.5px}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:1.4px;
  color:var(--brand);background:#eaf2fd;padding:5px 14px;border-radius:20px;margin-bottom:14px;
}

/* ===== Hero ===== */
.hero{background:radial-gradient(1100px 460px at 12% -10%,#e6f0fc 0%,transparent 62%),var(--bg);padding:64px 0 58px}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:46px;align-items:center}
.hero-grid>*{min-width:0}
.hero h1{font-size:42px;letter-spacing:.5px;margin-bottom:16px}
.hero .lead{font-size:17px;color:var(--ink2);max-width:560px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin:26px 0 20px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:16px;font-weight:700;padding:14px 34px;border-radius:30px;
}
.btn-primary{background:var(--cta-grad);color:#fff!important;box-shadow:0 10px 24px rgba(255,111,51,.34)}
.btn-primary:hover{filter:brightness(1.05)}
.btn-ghost{background:#fff;color:var(--brand)!important;border:1.5px solid #cfe0f3}
.btn-ghost:hover{border-color:var(--brand-3);background:#f6faff}
.hero-note{font-size:13.5px;color:var(--muted)}
.hero-note b{color:var(--brand)}
.hero-visual{position:relative}
.phone-stage{display:flex;gap:16px;justify-content:center;align-items:flex-end}
.phone-stage .phone{
  width:clamp(140px,42%,212px);flex-shrink:1;
  background:#101827;border-radius:26px;padding:8px;
  box-shadow:0 22px 46px rgba(16,24,39,.28);
}
.phone-stage .phone.small{width:clamp(100px,30%,148px)}
.phone .screen{border-radius:19px;overflow:hidden;background:#fff}
.phone .screen img{width:100%;height:auto}
.float-card{
  position:absolute;left:-4px;bottom:16px;background:#fff;border-radius:14px;
  padding:12px 16px;box-shadow:var(--shadow);border:1px solid var(--line);
}
.float-card b{display:block;font-size:20px;color:var(--brand);font-weight:800;line-height:1.2}
.float-card span{font-size:12px;color:var(--muted)}

/* ===== 数据信任条 ===== */
.stats{background:var(--grad);color:#fff;padding:30px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stat b{display:block;font-size:29px;font-weight:800;letter-spacing:.5px}
.stat span{font-size:13.5px;opacity:.86}
.stats .stat+.stat{border-left:1px solid rgba(255,255,255,.2)}

/* ===== 卖点卡片 ===== */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:26px 24px;box-shadow:var(--shadow-s);transition:transform .25s,box-shadow .25s;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card .ico{
  width:46px;height:46px;border-radius:13px;background:#eaf2fd;color:var(--brand);
  display:flex;align-items:center;justify-content:center;margin-bottom:15px;
}
.card .ico svg{width:24px;height:24px}
.card h3{font-size:18px;margin-bottom:9px}
.card p{font-size:14.5px;color:var(--muted);margin:0}

/* ===== 截图 gallery ===== */
.shots{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.shot{margin:0;background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px;box-shadow:var(--shadow-s)}
.shot img{width:100%;height:auto;border-radius:10px}
.shot figcaption{margin-top:11px;font-size:13.5px;color:var(--ink2);font-weight:700;text-align:center}
.shot figcaption i{display:block;font-style:normal;font-size:12px;color:var(--muted);font-weight:400;margin-top:3px}

/* ===== 内页入口卡 ===== */
.entries{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.entry{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:24px 22px;box-shadow:var(--shadow-s);transition:transform .25s,box-shadow .25s,border-color .25s;
}
.entry:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#c9dcf3}
.entry .tag{font-size:12px;font-weight:700;color:var(--cta);letter-spacing:1px}
.entry h3{font-size:17.5px;margin:9px 0 10px;color:var(--ink)}
.entry p{font-size:14px;color:var(--muted);margin:0}
.entry .more{display:inline-block;margin-top:14px;font-size:13.5px;font-weight:700;color:var(--brand)}

/* ===== 用户评价 ===== */
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px;box-shadow:var(--shadow-s)}
.review .stars{color:var(--accent);font-size:14px;letter-spacing:2px}
.review p{font-size:14.5px;color:var(--ink2);margin:12px 0 16px}
.review .who{font-size:12.5px;color:var(--muted);border-top:1px dashed var(--line);padding-top:12px}

/* ===== 折叠问答 ===== */
.faq-list{max-width:880px;margin:0 auto;display:grid;gap:14px}
details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:0;box-shadow:var(--shadow-s)}
details summary{
  cursor:pointer;list-style:none;padding:17px 22px;font-size:16px;font-weight:700;color:var(--ink);
  display:flex;align-items:flex-start;gap:12px;
}
details summary::-webkit-details-marker{display:none}
details summary::before{
  content:"Q";flex:0 0 auto;width:24px;height:24px;border-radius:7px;background:#eaf2fd;color:var(--brand);
  font-size:13px;font-weight:800;display:flex;align-items:center;justify-content:center;margin-top:1px;
}
details[open] summary::before{background:var(--cta);color:#fff}
details .ans{padding:0 22px 20px 58px;font-size:14.5px;color:var(--ink2)}
details .ans p{margin:0 0 10px}
details .ans p:last-child{margin-bottom:0}

/* ===== 下载通道 ===== */
.dl-band{
  background:linear-gradient(135deg,#1d4e8c,#24589c 52%,#173f70);
  border-radius:24px;padding:46px 40px;color:#fff;text-align:center;position:relative;overflow:hidden;
}
.dl-band::after{
  content:"";position:absolute;width:320px;height:320px;right:-120px;top:-140px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,122,69,.5),transparent 70%);
}
.dl-band h2{color:#fff;font-size:27px;position:relative;z-index:1}
.dl-band p{color:rgba(255,255,255,.86);max-width:620px;margin:14px auto 26px;position:relative;z-index:1;font-size:15px}
.dl-band .btn{position:relative;z-index:1}
.dl-band .tiny{margin-top:16px;font-size:13px;color:rgba(255,255,255,.72);position:relative;z-index:1}
.download-facts{position:relative;z-index:1;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;max-width:700px;margin:24px auto 0;text-align:center}
.download-facts div{min-width:0}
.download-facts dt{color:rgba(255,255,255,.75);font-size:13px}
.download-facts dd{margin:5px 0 0;color:#fff;font-size:16px;font-weight:800;line-height:1.35;overflow-wrap:anywhere}
.download-facts time{white-space:nowrap}
@media(max-width:560px){.download-facts{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:20px}}

/* ===== 页脚 ===== */
.site-footer{background:#101827;color:#a9b6c9;padding:52px 0 26px;margin-top:56px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.footer-col .brand{margin-bottom:14px}
.footer-col .brand-name b{color:#fff}
.footer-col .brand-name .sub{color:#7f8ea4}
.footer-col h3{color:#fff;font-size:15px;margin-bottom:14px}
.footer-col p{font-size:13.5px;line-height:1.8;color:#93a1b6;margin:0}
.footer-col li{margin-bottom:9px}
.footer-col a{color:#a9b6c9;font-size:13.5px}
.footer-col a:hover{color:#fff}
.footer-bottom{
  margin-top:36px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.disclaimer{font-size:13px;color:#93a1b6;max-width:720px;margin:0}
.copy{font-size:12.5px;color:#7f8ea4;margin:0}
.footer-logo{width:38px;height:38px;border-radius:10px}

/* ===== 内页正文 ===== */
.page-hero{background:var(--grad);color:#fff;padding:54px 0 46px}
.page-hero h1{color:#fff;font-size:34px;letter-spacing:.4px}
.page-hero p{color:rgba(255,255,255,.85);max-width:760px;margin:14px 0 0;font-size:16px}
.crumb{font-size:13px;color:rgba(255,255,255,.72);margin-bottom:12px}
.crumb a{color:rgba(255,255,255,.9)}
.prose{max-width:900px;min-width:0;margin:0 auto}
.prose h2{font-size:24px;margin:44px 0 16px;padding-left:14px;border-left:5px solid var(--cta);border-radius:2px}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:18.5px;margin:28px 0 10px;color:var(--ink)}
.prose p{font-size:15.5px;color:var(--ink2)}
.prose ul.bullets{margin:0 0 16px;padding:0}
.prose ul.bullets li{position:relative;padding-left:20px;margin-bottom:9px;font-size:15.5px}
.prose ul.bullets li::before{
  content:"";position:absolute;left:2px;top:11px;width:7px;height:7px;border-radius:50%;background:var(--brand-3);
}
.prose .shot{max-width:368px;margin:26px auto;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px;box-shadow:var(--shadow-s)}
.prose .shot img{width:100%;height:auto;border-radius:9px}
.prose .shot figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:9px}
.callout{
  background:#fff;border:1px solid var(--line);border-left:5px solid var(--brand-3);
  border-radius:12px;padding:18px 22px;margin:22px 0;box-shadow:var(--shadow-s);
}
.callout b{color:var(--brand);display:block;margin-bottom:6px}
.callout p:last-child{margin-bottom:0}
.tip-box{
  background:#fffaf0;border:1px solid #ffe6b8;border-radius:12px;padding:18px 22px;margin:22px 0;
}
.tip-box b{color:#8a6512;display:block;margin-bottom:6px}
.tip-box p:last-child{margin-bottom:0}

/* ===== 步骤 ===== */
.steps{counter-reset:st;display:grid;gap:16px;margin:0 0 20px}
.steps li{
  counter-increment:st;background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:20px 24px 20px 74px;position:relative;box-shadow:var(--shadow-s);
}
.steps li::before{
  content:counter(st,decimal-leading-zero);position:absolute;left:22px;top:20px;
  width:34px;height:34px;border-radius:10px;background:var(--grad);color:#fff;
  font-size:14px;font-weight:800;display:flex;align-items:center;justify-content:center;
}
.steps h3{font-size:17px;margin:0 0 8px}
.steps p{font-size:14.8px;color:var(--ink2);margin:0}

/* ===== 表格 ===== */
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:14px;background:#fff;margin:22px 0}
.cmp{width:100%;min-width:680px;border-collapse:collapse;font-size:14.5px}
.cmp th,.cmp td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.cmp th{background:#f2f7fc;color:var(--ink);font-weight:700;white-space:nowrap}
.cmp tr:last-child td{border-bottom:0}
.cmp td:first-child{font-weight:700;color:var(--ink);white-space:nowrap}

/* ===== 内页 CTA 条 ===== */
.cta-band{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:32px 28px;text-align:center;
  box-shadow:var(--shadow-s);
}
.cta-band h2{font-size:22px;margin-bottom:12px}
.cta-band p{color:var(--muted);font-size:15px;margin-bottom:20px}

/* ===== 渐显 ===== */
.reveal{transition:opacity .6s ease,transform .6s ease}
.js .reveal{opacity:0;transform:translateY(18px)}
.js .reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{transition:none}
  .js .reveal,.reveal{opacity:1;transform:none}
}
@media print{
  .js .reveal,.reveal{opacity:1!important;transform:none!important}
}

/* ===== 响应式 980px ===== */
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero h1{font-size:35px}
  .hero-visual{order:2}
  .cards,.entries,.reviews{grid-template-columns:repeat(2,1fr)}
  .shots{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:26px 20px}
  .stats .stat:nth-child(3){border-left:0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .section{padding:52px 0}
  .section-head h2{font-size:25px}
  .page-hero h1{font-size:29px}
}

/* ===== 响应式 620px ===== */
@media (max-width:620px){
  .header-inner{flex-wrap:wrap;min-height:0;padding-top:10px;padding-bottom:10px;gap:8px}
  .brand{width:100%}
  .brand-name .sub{display:none}
  .nav{width:100%;margin-left:0;flex-wrap:wrap;justify-content:space-between;gap:0}
  .nav a{flex:0 0 33.3333%;text-align:center;padding:7px 0;font-size:14px;white-space:nowrap}
  .nav .header-cta{display:none}
  .hero{padding:40px 0 40px}
  .hero h1{font-size:28px}
  .hero .lead{font-size:15.5px}
  .hero-cta{gap:12px}
  .btn{padding:13px 26px;font-size:15px;width:100%}
  .phone-stage{flex-wrap:wrap;gap:12px;justify-content:center}
  .phone-stage .phone{width:46vw;max-width:200px}
  .phone-stage .phone.small{width:32vw;max-width:140px}
  .float-card{position:static;margin:16px auto 0;display:inline-block}
  .cards,.entries,.reviews,.shots{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stats .stat+.stat{border-left:0}
  .stat b{font-size:24px}
  .section{padding:42px 0}
  .section-head h2{font-size:22px}
  .section-head p{font-size:14.5px}
  .dl-band{padding:34px 22px;border-radius:18px}
  .dl-band h2{font-size:22px}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column}
  .page-hero{padding:38px 0 32px}
  .page-hero h1{font-size:25px}
  .prose h2{font-size:20px}
  .prose h3{font-size:17px}
  .prose p,.prose ul.bullets li{font-size:15px}
  .prose .shot{max-width:320px}
  .steps li{padding:18px 18px 18px 18px}
  .steps li::before{position:static;margin-bottom:10px}
  details summary{padding:15px 16px;font-size:15px}
  details .ans{padding:0 16px 18px 16px}
  .cta-band{padding:26px 20px}
}