/* 聚野社区 · qqlsp.cn 落地页公共样式
   移动优先（客户 100% 手机端），无脚本，CSP script-src 'none' 下也完整可用 */
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
 margin:0;color:#17233c;background:#f4f8ff;
 font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
 font-size:16px;line-height:1.8
}
a{text-decoration:none;color:#236be7}
img{max-width:100%}
.wrap{width:min(1080px,calc(100% - 28px));margin:auto}

/* 头部 */
/* 🔴 这里原本有 backdrop-filter:blur(12px)，已去掉。
   底色本来就 94% 不透明，模糊几乎看不出来，但它会让 sticky 头部在滚动时
   每帧重建合成层——客户 100% 手机端，这个代价不值得付。
   （实测中它还让无头浏览器截图把整块渲染错位。）*/
header{
 background:#fff;border-bottom:1px solid #e6edf8;
 position:sticky;top:0;z-index:5
}
.head{min-height:62px;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:9px 0}
.brand{display:flex;align-items:center;gap:11px;color:#14213d;font-weight:700}
.logo{
 width:42px;height:42px;flex:none;display:grid;place-items:center
}
.logo img{display:block;width:42px;height:42px;object-fit:contain;
 filter:drop-shadow(0 7px 12px rgba(91,22,247,.14))}
.brand b{font-size:16px;display:block;line-height:1.3}
.domain{font-size:12px;color:#71809d;font-weight:500}

/* 导航 */
nav.mainnav{background:#fff;border-bottom:1px solid #e9eff9;overflow-x:auto}
nav.mainnav ul{
 display:flex;gap:6px;list-style:none;margin:0 auto;padding:9px 14px;
 width:min(1080px,100%);white-space:nowrap
}
nav.mainnav a{
 display:inline-block;padding:6px 13px;border-radius:99px;font-size:14px;
 color:#5a6a89;font-weight:600
}
nav.mainnav a:hover{background:#eef4ff;color:#236be7}
nav.mainnav a[aria-current="page"]{background:#e9f2ff;color:#1b5fd0}

/* 面包屑 */
.crumb{font-size:13px;color:#8490a8;padding:14px 0 0}
.crumb a{color:#8490a8}

/* 首屏 */
.hero{padding:44px 0 30px}
.hero.center{text-align:center;padding:62px 0 40px}
.badge{
 display:inline-flex;padding:6px 13px;border-radius:99px;background:#e9f2ff;
 color:#236be7;font-size:13px;font-weight:650
}
h1{font-size:clamp(27px,5.4vw,46px);line-height:1.24;margin:18px 0 14px;letter-spacing:-.5px}
.hero.center h1{max-width:820px;margin-left:auto;margin-right:auto}
.lead{max-width:700px;color:#5b6a86;font-size:16.5px;line-height:1.9;margin:0}
.hero.center .lead{margin-left:auto;margin-right:auto}

/* 按钮 */
.actions{margin-top:26px}
.primary{
 display:inline-flex;align-items:center;justify-content:center;min-width:196px;min-height:52px;
 padding:0 26px;border-radius:14px;color:#fff;background:linear-gradient(135deg,#246fe8,#378dff);
 font-weight:700;font-size:16px;box-shadow:0 13px 28px rgba(36,111,232,.25)
}
.ghost{
 display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 22px;
 border-radius:14px;border:1px solid #cfe0fb;background:#fff;color:#236be7;font-weight:650;font-size:15px
}
.destination{font-size:12.5px;color:#8490a8;margin-top:12px}

/* 正文排版 */
section.body{padding:6px 0 10px}
h2{font-size:clamp(20px,3.4vw,26px);margin:36px 0 12px;line-height:1.35;color:#14213d}
h3{font-size:17px;margin:24px 0 8px;color:#1c2b47}
p{margin:0 0 14px;color:#3f4c66}
ul.dot,ol.num{margin:0 0 16px;padding-left:22px;color:#3f4c66}
ul.dot li,ol.num li{margin:7px 0}
strong{color:#17233c}

/* 卡片 */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin:22px 0 8px}
.cards.two{grid-template-columns:repeat(2,1fr)}
.card{
 background:#fff;border:1px solid #e5edf9;border-radius:18px;padding:22px;
 box-shadow:0 10px 35px rgba(35,75,135,.06)
}
.card .icon{
 width:42px;height:42px;border-radius:13px;background:#edf5ff;
 display:grid;place-items:center;color:#2673ec;font-size:20px;margin-bottom:14px
}
.card h2,.card h3{font-size:17px;margin:0 0 8px}
.card p{margin:0;color:#74819a;font-size:14.5px;line-height:1.75}
.card a.more{display:inline-block;margin-top:10px;font-size:14px;font-weight:650}

/* 表格 */
.tablewrap{overflow-x:auto;margin:0 0 18px}
table{border-collapse:collapse;width:100%;min-width:460px;background:#fff;border-radius:14px;overflow:hidden;font-size:14.5px}
th,td{padding:11px 14px;text-align:left;border-bottom:1px solid #eaf0fa}
th{background:#f3f8ff;color:#31435f;font-weight:650}
td{color:#4a5872}

/* FAQ */
.faq{background:#fff;border:1px solid #e5edf9;border-radius:18px;padding:6px 20px;margin:16px 0 8px}
.faq dt{font-weight:700;color:#17233c;margin:18px 0 6px}
.faq dd{margin:0 0 18px;color:#5c6a83;font-size:15px}

/* 深色提示块 */
.safe{
 margin:34px 0 44px;background:#13264a;color:#fff;border-radius:22px;
 padding:26px 28px;display:flex;justify-content:space-between;gap:26px;align-items:center
}
.safe h2{margin:0 0 8px;font-size:20px;color:#fff}
.safe p{margin:0;color:#bfd0ec;font-size:14.5px;line-height:1.8}
.safe-tag{
 flex:none;padding:9px 14px;border-radius:99px;background:rgba(255,255,255,.11);
 color:#dce9ff;font-size:13px
}

/* 相关链接 */
.related{margin:30px 0 8px;padding:20px 22px;background:#fff;border:1px dashed #cfe0fb;border-radius:18px}
.related h2{margin:0 0 10px;font-size:17px}
.related ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:9px}
.related a{
 display:inline-block;padding:7px 14px;border-radius:99px;background:#f1f6ff;
 font-size:14px;font-weight:600
}

footer{border-top:1px solid #e2eaf6;background:#fff;padding:24px 0;color:#7b879d;font-size:12.5px;margin-top:10px}
.foot{display:flex;justify-content:space-between;gap:18px;align-items:flex-start}
.foot ul{list-style:none;margin:8px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:12px}
.foot a{color:#7b879d}
.notice{max-width:640px;line-height:1.7}

@media(max-width:760px){
 body{font-size:15.5px}
 .wrap{width:calc(100% - 22px)}
 .hero{padding:30px 0 22px}
 .hero.center{padding:40px 0 26px}
 .lead{font-size:15.5px}
 .cards,.cards.two{grid-template-columns:1fr;gap:11px}
 .card{padding:19px}
 .primary,.ghost{width:100%}
 .ghost{margin-top:10px}
 .safe{display:block;padding:22px;margin:26px 0 32px}
 .safe-tag{display:inline-block;margin-top:15px}
 .foot{display:block}
 .foot div+div{margin-top:10px}
}