/* roulang page: index */
:root{
  --brand:#e8365d;
  --brand-dark:#c02449;
  --brand-soft:#ffe9ef;
  --accent:#6c5ce7;
  --accent-soft:#eeebff;
  --ink:#141420;
  --ink-2:#3d3d52;
  --ink-3:#74748c;
  --line:#e9e8f2;
  --bg:#ffffff;
  --bg-soft:#f7f6fb;
  --bg-deep:#12101c;
  --radius-s:10px;
  --radius:16px;
  --radius-l:26px;
  --shadow-s:0 2px 10px rgba(20,20,32,.06);
  --shadow:0 16px 44px rgba(20,20,32,.10);
  --shadow-l:0 30px 80px rgba(20,20,32,.18);
  --container:1180px;
  --ease:.25s cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.3;letter-spacing:-.01em;}
p{margin:0;}
a{color:inherit;text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--brand);}
img{max-width:100%;display:block;border:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* 头部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;gap:28px;height:74px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:36px;height:36px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  color:#fff;font-size:16px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(232,54,93,.30);
}
.brand-name{
  font-size:15px;font-weight:700;color:var(--ink);
  white-space:nowrap;letter-spacing:0;
}
.nav-list{display:flex;align-items:center;gap:6px;margin-left:8px;}
.nav-list a{
  display:block;padding:9px 15px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--ink-2);
  transition:background var(--ease),color var(--ease);
}
.nav-list a:hover{background:var(--bg-soft);color:var(--ink);}
.nav-list a.active{background:var(--brand-soft);color:var(--brand-dark);font-weight:600;}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:#fff;padding:0;
  align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,var(--brand),var(--brand-dark));
  color:#fff;box-shadow:0 12px 28px rgba(232,54,93,.28);
}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 18px 36px rgba(232,54,93,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.42);
  backdrop-filter:blur(4px);
}
.btn-ghost:hover{background:rgba(255,255,255,.20);color:#fff;transform:translateY(-2px);}
.btn-outline{
  background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-s);
}
.btn-outline:hover{color:var(--brand-dark);border-color:#f6c9d5;transform:translateY(-2px);box-shadow:var(--shadow);}
.btn-sm{padding:10px 20px;font-size:14px;}

/* 首屏 */
.hero{
  position:relative;overflow:hidden;
  padding:104px 0 92px;
  background:var(--bg-deep) url('/assets/images/938ecd087920f19f.webp') center/cover no-repeat;
  color:#fff;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(112deg,rgba(18,16,28,.95) 0%,rgba(18,16,28,.86) 42%,rgba(232,54,93,.52) 100%);
}
.hero .container{position:relative;z-index:2;}
.hero-inner{max-width:800px;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.28);
  font-size:13.5px;font-weight:500;color:#fff;letter-spacing:.02em;
}
.hero-badge::before{content:"";width:7px;height:7px;border-radius:50%;background:#4be08a;box-shadow:0 0 0 4px rgba(75,224,138,.22);}
.hero h1{
  margin:26px 0 20px;color:#fff;
  font-size:clamp(28px,4.1vw,50px);line-height:1.22;letter-spacing:-.02em;
}
.hero h1 em{font-style:normal;color:#ffb3c5;}
.hero-lead{
  font-size:clamp(15.5px,1.5vw,18px);line-height:1.85;
  color:rgba(255,255,255,.86);max-width:680px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
.hero-metrics{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;
  margin-top:56px;max-width:760px;
}
.metric{
  padding:20px 22px;border-radius:var(--radius);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  backdrop-filter:blur(6px);
  transition:background var(--ease),transform var(--ease);
}
.metric:hover{background:rgba(255,255,255,.14);transform:translateY(-3px);}
.metric strong{display:block;font-size:24px;color:#fff;letter-spacing:-.01em;}
.metric span{display:block;font-size:13.5px;color:rgba(255,255,255,.74);margin-top:4px;}

/* 通用区块 */
section{padding:88px 0;}
.section-head{max-width:720px;margin-bottom:46px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-block;padding:6px 14px;border-radius:999px;
  background:var(--accent-soft);color:#4b3fd0;
  font-size:13px;font-weight:600;letter-spacing:.04em;margin-bottom:16px;
}
.section-head h2{font-size:clamp(23px,2.7vw,34px);}
.section-head p{margin-top:14px;font-size:16px;color:var(--ink-3);line-height:1.85;}
.bg-soft{background:var(--bg-soft);}
.bg-line{border-top:1px solid var(--line);}

/* 信任条 */
.trust{padding:0;background:#fff;border-bottom:1px solid var(--line);}
.trust-grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1px;background:var(--line);
}
.trust-item{
  background:#fff;padding:30px 24px;display:flex;gap:14px;align-items:flex-start;
  transition:background var(--ease);
}
.trust-item:hover{background:var(--bg-soft);}
.trust-ico{
  width:40px;height:40px;border-radius:12px;flex-shrink:0;
  background:var(--brand-soft);color:var(--brand-dark);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;
}
.trust-item h3{font-size:15.5px;margin-bottom:4px;}
.trust-item p{font-size:13.5px;color:var(--ink-3);line-height:1.7;}

/* 核心能力卡片 */
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);
  padding:32px 28px;box-shadow:var(--shadow-s);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#f3d5de;}
.card-ico{
  width:48px;height:48px;border-radius:15px;margin-bottom:20px;
  background:linear-gradient(135deg,var(--brand-soft),var(--accent-soft));
  color:var(--brand-dark);font-weight:700;font-size:17px;
  display:flex;align-items:center;justify-content:center;
}
.card h3{font-size:18px;margin-bottom:10px;}
.card p{font-size:14.5px;color:var(--ink-3);line-height:1.8;}

/* 图文分栏 */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center;}
.split-media{
  position:relative;border-radius:var(--radius-l);overflow:hidden;
  box-shadow:var(--shadow-l);
}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.split-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(200deg,rgba(232,54,93,.10),rgba(18,16,28,.42));
}
.split-tag{
  position:absolute;left:20px;bottom:20px;z-index:2;
  padding:9px 18px;border-radius:999px;background:rgba(255,255,255,.94);
  font-size:13.5px;font-weight:600;color:var(--ink);
  box-shadow:var(--shadow-s);
}
.split-body h2{font-size:clamp(22px,2.6vw,32px);margin-bottom:18px;}
.split-body > p{font-size:15.5px;color:var(--ink-3);line-height:1.9;}
.check-list{margin-top:26px;display:grid;gap:14px;}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  font-size:15px;color:var(--ink-2);line-height:1.75;
}
.check-list li::before{
  content:"";flex-shrink:0;width:22px;height:22px;margin-top:3px;
  border-radius:8px;background:var(--brand-soft);
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23c02449' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><path d='M20 6L9 17l-5-5'/></svg>");
  background-size:13px 13px;background-position:center;background-repeat:no-repeat;
}

/* 安全板块 */
.safe-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;margin-top:8px;}
.safe-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 26px;display:flex;gap:16px;
  transition:border-color var(--ease),box-shadow var(--ease),transform var(--ease);
}
.safe-card:hover{border-color:#f3d5de;box-shadow:var(--shadow);transform:translateY(-3px);}
.safe-num{
  font-size:13px;font-weight:700;color:var(--brand-dark);
  background:var(--brand-soft);border-radius:10px;
  width:38px;height:38px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
}
.safe-card h3{font-size:16.5px;margin-bottom:6px;}
.safe-card p{font-size:14px;color:var(--ink-3);line-height:1.8;}

/* 分类入口 */
.channel-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.channel-card{
  position:relative;display:flex;flex-direction:column;justify-content:space-between;
  min-height:250px;padding:34px 32px;border-radius:var(--radius-l);
  background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow-s);overflow:hidden;
  transition:transform var(--ease),box-shadow var(--ease);
}
.channel-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);}
.channel-card::before{
  content:"";position:absolute;right:-60px;top:-60px;width:200px;height:200px;
  border-radius:50%;background:radial-gradient(circle,rgba(232,54,93,.14),transparent 70%);
}
.channel-card h3{font-size:21px;margin-bottom:12px;position:relative;z-index:1;}
.channel-card p{font-size:14.5px;color:var(--ink-3);line-height:1.85;position:relative;z-index:1;}
.channel-link{
  position:relative;z-index:1;margin-top:24px;
  display:inline-flex;align-items:center;gap:8px;
  font-size:14.5px;font-weight:600;color:var(--brand-dark);
}
.channel-link::after{content:"→";transition:transform var(--ease);}
.channel-card:hover .channel-link::after{transform:translateX(4px);}
.channel-side{
  display:flex;flex-direction:column;gap:24px;justify-content:space-between;
}
.channel-note{
  background:linear-gradient(135deg,#211d33,#3b2350);
  color:#fff;border-radius:var(--radius-l);padding:32px;
  box-shadow:var(--shadow);
}
.channel-note h3{color:#fff;font-size:19px;margin-bottom:10px;}
.channel-note p{font-size:14.5px;color:rgba(255,255,255,.78);line-height:1.85;}

/* 流程 */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;}
.step{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:30px 24px;
  transition:transform var(--ease),box-shadow var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.step-no{
  font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--brand-dark);
  background:var(--brand-soft);border-radius:999px;padding:4px 12px;display:inline-block;margin-bottom:16px;
}
.step h3{font-size:16.5px;margin-bottom:8px;}
.step p{font-size:14px;color:var(--ink-3);line-height:1.8;}

/* 内容列表 */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.post-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);
  box-shadow:var(--shadow-s);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.post-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#f3d5de;}
.post-media{display:block;overflow:hidden;aspect-ratio:16/10;background:var(--bg-soft);}
.post-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.post-card:hover .post-media img{transform:scale(1.05);}
.post-body{padding:24px 24px 26px;display:flex;flex-direction:column;flex:1;}
.tag{
  display:inline-block;align-self:flex-start;
  padding:4px 12px;border-radius:999px;
  background:var(--accent-soft);color:#4b3fd0;
  font-size:12.5px;font-weight:600;margin-bottom:12px;
}
.post-body h3{font-size:16.5px;line-height:1.55;margin-bottom:10px;}
.post-body h3 a{color:var(--ink);}
.post-body h3 a:hover{color:var(--brand-dark);}
.post-body p{font-size:14px;color:var(--ink-3);line-height:1.8;flex:1;}
.post-meta{
  margin-top:18px;padding-top:14px;border-top:1px dashed var(--line);
  font-size:13px;color:#9a9ab0;
}

/* 热门列表 */
.hot-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
.hot-item{
  display:flex;gap:18px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 24px;
  transition:border-color var(--ease),box-shadow var(--ease),transform var(--ease);
}
.hot-item:hover{border-color:#f3d5de;box-shadow:var(--shadow);transform:translateY(-3px);}
.hot-idx{
  font-size:15px;font-weight:700;color:var(--brand-dark);
  background:var(--brand-soft);border-radius:10px;
  width:34px;height:34px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
}
.hot-item h3{font-size:15.5px;line-height:1.55;margin-bottom:6px;}
.hot-item h3 a{color:var(--ink);}
.hot-item h3 a:hover{color:var(--brand-dark);}
.hot-item span{font-size:13px;color:#9a9ab0;}
.list-more{margin-top:38px;text-align:center;}
.empty-note{
  padding:38px 24px;border:1px dashed var(--line);border-radius:var(--radius);
  text-align:center;color:var(--ink-3);font-size:14.5px;background:#fff;
}

/* 用户反馈 */
.voice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.voice{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);
  padding:30px 28px;box-shadow:var(--shadow-s);
  transition:transform var(--ease),box-shadow var(--ease);
}
.voice:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.voice-stars{color:#f5a623;font-size:14px;letter-spacing:2px;margin-bottom:14px;}
.voice p{font-size:14.5px;color:var(--ink-2);line-height:1.9;}
.voice-user{display:flex;align-items:center;gap:12px;margin-top:22px;padding-top:18px;border-top:1px solid var(--line);}
.avatar{
  width:40px;height:40px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  color:#fff;font-size:14px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.voice-user strong{display:block;font-size:14px;color:var(--ink);}
.voice-user small{display:block;font-size:12.5px;color:var(--ink-3);}

/* 数据条 */
.stats-band{
  background:linear-gradient(120deg,#17131f 0%,#2a1730 55%,#4a1c33 100%);
  color:#fff;padding:72px 0;
}
.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:26px;text-align:center;}
.stat strong{display:block;font-size:clamp(26px,3.4vw,40px);color:#fff;letter-spacing:-.02em;}
.stat span{display:block;margin-top:8px;font-size:14px;color:rgba(255,255,255,.72);}

/* FAQ */
.faq-wrap{max-width:880px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  margin-bottom:14px;overflow:hidden;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item[open]{border-color:#f3d5de;box-shadow:var(--shadow-s);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:22px 26px;
  font-size:16px;font-weight:600;color:var(--ink);
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-size:20px;font-weight:400;color:var(--brand-dark);
  flex-shrink:0;transition:transform var(--ease);
}
.faq-item[open] summary::after{content:"−";}
.faq-item .faq-body{padding:0 26px 24px;font-size:14.5px;color:var(--ink-3);line-height:1.9;}

/* CTA */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-l);
  background:var(--bg-deep) url('/assets/images/bdba87362b866e59.webp') center/cover no-repeat;
  padding:78px 56px;text-align:center;color:#fff;
  box-shadow:var(--shadow-l);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(18,16,28,.92),rgba(232,54,93,.62));
}
.cta-band .cta-inner{position:relative;z-index:2;max-width:720px;margin:0 auto;}
.cta-band h2{color:#fff;font-size:clamp(24px,3vw,36px);}
.cta-band p{margin-top:16px;font-size:15.5px;color:rgba(255,255,255,.86);line-height:1.85;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:32px;}

/* 页脚 */
.site-footer{background:#12101c;color:rgba(255,255,255,.72);padding:70px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:44px;padding-bottom:52px;}
.footer-brand .brand-mark{box-shadow:none;}
.footer-brand .brand-name{color:#fff;}
.footer-brand p{margin-top:18px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.60);max-width:330px;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:18px;font-weight:600;}
.footer-col li{margin-bottom:11px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.64);}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 28px;display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;align-items:center;
  font-size:13px;color:rgba(255,255,255,.48);
}
.footer-bottom a{color:rgba(255,255,255,.62);}
.footer-bottom a:hover{color:#fff;}

/* 响应式 */
@media (max-width:1024px){
  .nav-list{gap:2px;}
  .nav-list a{padding:9px 12px;font-size:14px;}
  .brand-name{font-size:13.5px;}
  .trust-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .voice-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .split{grid-template-columns:1fr;gap:38px;}
  .channel-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .stats-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  section{padding:72px 0;}
}
@media (max-width:768px){
  .nav{height:66px;gap:14px;}
  .nav-toggle{display:flex;margin-left:auto;}
  .nav-right{margin-left:0;}
  .nav-cta{display:none;}
  .nav-list{
    position:absolute;left:0;right:0;top:66px;
    flex-direction:column;align-items:stretch;gap:4px;
    background:#fff;border-bottom:1px solid var(--line);
    padding:14px 20px 20px;margin:0;
    box-shadow:0 18px 34px rgba(20,20,32,.10);
    display:none;
  }
  .nav-list.open{display:flex;}
  .nav-list a{padding:12px 14px;border-radius:12px;font-size:15px;}
  .brand-name{font-size:13px;max-width:180px;overflow:hidden;text-overflow:ellipsis;}
  .hero{padding:76px 0 68px;}
  .hero-metrics{grid-template-columns:1fr;max-width:100%;margin-top:40px;}
  .hero-actions .btn{width:100%;}
  .safe-grid{grid-template-columns:1fr;}
  .hot-list{grid-template-columns:1fr;}
  .cta-band{padding:56px 26px;}
  .cta-actions .btn{width:100%;}
}
@media (max-width:520px){
  .container{padding:0 18px;}
  section{padding:56px 0;}
  .trust-grid{grid-template-columns:1fr;}
  .feature-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .post-grid{grid-template-columns:1fr;}
  .voice-grid{grid-template-columns:1fr;}
  .stats-grid{grid-template-columns:1fr;gap:22px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .card,.channel-card,.voice{padding:26px 22px;}
  .section-head{margin-bottom:34px;}
  .faq-item summary{padding:18px 20px;font-size:15px;}
  .faq-item .faq-body{padding:0 20px 20px;}
}

/* roulang page: article */
:root{
  --brand:#e8365d;
  --brand-dark:#c02449;
  --brand-soft:#ffe9ef;
  --accent:#6c5ce7;
  --accent-soft:#eeebff;
  --ink:#141420;
  --ink-2:#3d3d52;
  --ink-3:#74748c;
  --line:#e9e8f2;
  --bg:#ffffff;
  --bg-soft:#f7f6fb;
  --bg-deep:#12101c;
  --radius-s:10px;
  --radius:16px;
  --radius-l:26px;
  --shadow-s:0 2px 10px rgba(20,20,32,.06);
  --shadow:0 16px 44px rgba(20,20,32,.10);
  --shadow-l:0 30px 80px rgba(20,20,32,.18);
  --container:1180px;
  --ease:.25s cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{margin:0;color:var(--ink);font-weight:700;line-height:1.32;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--brand);}
button{font-family:inherit;cursor:pointer;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:8px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;gap:28px;height:74px;position:relative;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:36px;height:36px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  color:#fff;font-size:16px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(232,54,93,.30);
}
.brand-name{font-size:15px;font-weight:700;color:var(--ink);white-space:nowrap;letter-spacing:0;}
.nav-list{display:flex;align-items:center;gap:6px;margin-left:8px;}
.nav-list a{
  display:block;padding:9px 15px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--ink-2);
  transition:background var(--ease),color var(--ease);
}
.nav-list a:hover{background:var(--bg-soft);color:var(--ink);}
.nav-list a.active{background:var(--brand-soft);color:var(--brand-dark);font-weight:600;}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:#fff;padding:0;
  align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,var(--brand),var(--brand-dark));
  color:#fff;box-shadow:0 12px 28px rgba(232,54,93,.28);
}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 18px 36px rgba(232,54,93,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.42);
}
.btn-ghost:hover{background:rgba(255,255,255,.20);color:#fff;transform:translateY(-2px);}
.btn-outline{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-s);}
.btn-outline:hover{color:var(--brand-dark);border-color:#f6c9d5;transform:translateY(-2px);box-shadow:var(--shadow);}
.btn-light{background:#fff;color:var(--brand-dark);box-shadow:0 14px 30px rgba(18,16,28,.20);}
.btn-light:hover{color:var(--brand-dark);transform:translateY(-2px);box-shadow:0 20px 40px rgba(18,16,28,.26);}
.btn-sm{padding:10px 20px;font-size:14px;}

/* ---------- 文章首屏 ---------- */
.article-hero{
  position:relative;overflow:hidden;
  padding:66px 0 96px;
  background:var(--bg-deep) url('/assets/images/bdba87362b866e59.webp') center/cover no-repeat;
  color:#fff;
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(112deg,rgba(18,16,28,.95) 0%,rgba(18,16,28,.86) 46%,rgba(232,54,93,.50) 100%);
}
.article-hero .container{position:relative;z-index:2;}
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:9px;
  font-size:13.5px;color:rgba(255,255,255,.66);margin-bottom:24px;
}
.crumbs a{color:rgba(255,255,255,.86);}
.crumbs a:hover{color:#fff;}
.crumbs .sep{opacity:.45;}
.post-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;
  background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.28);
  font-size:13.5px;font-weight:600;color:#fff;letter-spacing:.02em;
}
.post-tag::before{content:"";width:7px;height:7px;border-radius:50%;background:#ffb3c5;}
.article-hero h1{
  margin:24px 0 0;color:#fff;max-width:920px;
  font-size:clamp(25px,3.5vw,42px);line-height:1.28;letter-spacing:-.02em;
}
.post-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
  margin-top:26px;font-size:14px;color:rgba(255,255,255,.76);
}
.post-meta .meta-item{display:inline-flex;align-items:center;gap:7px;}
.post-meta .meta-item::before{
  content:"";width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,.5);
}

/* ---------- 文章主体 ---------- */
.article-main{padding:0 0 78px;background:var(--bg);}
.article-shell{
  position:relative;z-index:5;
  max-width:880px;margin:-58px auto 0;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);
  box-shadow:var(--shadow);padding:48px 54px 54px;
}
.article-cover{margin:0 0 36px;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-s);}
.article-cover img{width:100%;height:auto;}
.prose{font-size:16.5px;line-height:1.95;color:var(--ink-2);word-break:break-word;}
.prose h2{
  font-size:clamp(20px,2.2vw,25px);margin:42px 0 16px;padding-left:14px;
  border-left:4px solid var(--brand);line-height:1.45;
}
.prose h3{font-size:19px;margin:32px 0 12px;color:var(--ink);}
.prose h4{font-size:17px;margin:26px 0 10px;color:var(--ink);}
.prose p{margin:0 0 18px;}
.prose ul,.prose ol{margin:0 0 20px;padding-left:24px;}
.prose ul{list-style:disc;}
.prose ol{list-style:decimal;}
.prose li{margin:8px 0;}
.prose img{border-radius:var(--radius);margin:24px 0;height:auto;}
.prose blockquote{
  margin:26px 0;padding:18px 24px;background:var(--bg-soft);
  border-left:4px solid var(--accent);border-radius:0 var(--radius-s) var(--radius-s) 0;color:var(--ink-2);
}
.prose blockquote p:last-child{margin-bottom:0;}
.prose a{color:var(--brand-dark);text-decoration:underline;text-underline-offset:3px;}
.prose a:hover{color:var(--brand);}
.prose table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;}
.prose th,.prose td{border:1px solid var(--line);padding:11px 14px;text-align:left;}
.prose th{background:var(--bg-soft);color:var(--ink);font-weight:600;}
.prose strong{color:var(--ink);}
.prose hr{border:0;border-top:1px solid var(--line);margin:32px 0;}
.empty-state{padding:26px 0 10px;text-align:center;}
.empty-state h2{font-size:23px;margin-bottom:14px;}
.empty-state .empty-actions{margin-top:24px;}

/* ---------- 通用板块 ---------- */
section{padding:84px 0;}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-block;padding:6px 14px;border-radius:999px;
  background:var(--accent-soft);color:#4b3fd0;
  font-size:13px;font-weight:600;letter-spacing:.04em;margin-bottom:16px;
}
.section-head h2{font-size:clamp(22px,2.6vw,32px);}
.section-head p{margin-top:14px;font-size:16px;color:var(--ink-3);line-height:1.85;}

/* ---------- 要点卡 ---------- */
.points{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.points-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.point-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 24px;box-shadow:var(--shadow-s);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.point-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#f3d5de;}
.point-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;margin-bottom:16px;
  background:var(--brand-soft);color:var(--brand-dark);
  font-size:15px;font-weight:700;
}
.point-card h3{font-size:16.5px;margin-bottom:8px;}
.point-card p{font-size:14.5px;color:var(--ink-3);line-height:1.8;}

/* ---------- 相关阅读 ---------- */
.related{padding:84px 0;}
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.post-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-s);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.post-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#f3d5de;}
.post-card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg-soft);}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.post-card:hover .thumb img{transform:scale(1.05);}
.post-card-body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1;}
.post-card h3{font-size:16.5px;line-height:1.55;margin-bottom:10px;}
.post-card .excerpt{font-size:14px;color:var(--ink-3);line-height:1.8;margin-bottom:16px;}
.post-card .date{font-size:13px;color:var(--ink-3);margin-top:auto;}
.related-actions{display:flex;justify-content:center;margin-top:36px;}

/* ---------- 安全板块 ---------- */
.safety{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center;}
.split-text h2{font-size:clamp(22px,2.6vw,31px);margin-bottom:16px;}
.split-text .lead{font-size:15.5px;color:var(--ink-3);line-height:1.9;margin-bottom:26px;}
.check-list li{
  position:relative;padding-left:32px;margin-bottom:16px;
  font-size:15px;line-height:1.85;color:var(--ink-2);
}
.check-list li::before{
  content:"";position:absolute;left:0;top:7px;width:18px;height:18px;border-radius:50%;
  background:var(--brand-soft);
}
.check-list li::after{
  content:"";position:absolute;left:5px;top:12px;width:8px;height:4px;
  border-left:2px solid var(--brand-dark);border-bottom:2px solid var(--brand-dark);
  transform:rotate(-45deg);
}
.check-list li strong{color:var(--ink);display:block;font-size:15.5px;margin-bottom:2px;}
.split-media img{border-radius:var(--radius-l);box-shadow:var(--shadow);width:100%;height:auto;}

/* ---------- FAQ ---------- */
.faq{padding:84px 0;}
.faq-list{max-width:860px;margin:0 auto;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  padding:22px 48px 22px 0;
  font-size:16.5px;font-weight:600;color:var(--ink);
  transition:color var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:400;color:var(--brand);line-height:1;
}
.faq-item summary:hover{color:var(--brand-dark);}
.faq-item[open] summary{color:var(--brand-dark);}
.faq-item[open] summary::after{content:"−";}
.faq-answer{padding:0 48px 24px 0;font-size:15px;color:var(--ink-3);line-height:1.9;}

/* ---------- CTA ---------- */
.cta{padding:0 0 96px;}
.cta-inner{
  background:linear-gradient(120deg,var(--brand) 0%,#a63bd0 55%,var(--accent) 100%);
  border-radius:var(--radius-l);padding:54px 50px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap;
  box-shadow:var(--shadow-l);
}
.cta-inner h2{color:#fff;font-size:clamp(22px,2.6vw,30px);}
.cta-inner p{color:rgba(255,255,255,.9);margin-top:12px;max-width:600px;font-size:15.5px;line-height:1.85;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-deep);color:rgba(255,255,255,.72);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand p{margin-top:16px;font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.6);max-width:340px;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.01em;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66);}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:22px 0;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- 响应式 ---------- */
@media(max-width:1024px){
  .nav{height:68px;gap:12px;}
  .brand-name{font-size:14px;}
  .nav-list{
    display:none;position:absolute;top:68px;left:-24px;right:-24px;
    flex-direction:column;align-items:stretch;gap:2px;
    background:#fff;border-bottom:1px solid var(--line);
    padding:12px 24px 18px;margin:0;box-shadow:var(--shadow);
  }
  .nav-list.open{display:flex;}
  .nav-list a{padding:12px 14px;border-radius:12px;}
  .nav-toggle{display:flex;margin-left:auto;}
  .nav-right{display:none;}
  .points-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .split{grid-template-columns:1fr;gap:36px;}
  .split-media{order:-1;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .article-shell{padding:40px 34px 42px;}
}
@media(max-width:768px){
  section{padding:64px 0;}
  .article-hero{padding:52px 0 88px;}
  .article-shell{margin-top:-46px;padding:30px 22px 34px;border-radius:var(--radius);}
  .prose{font-size:16px;line-height:1.9;}
  .prose h2{font-size:21px;margin-top:34px;}
  .prose h3{font-size:18px;}
  .cta-inner{padding:38px 26px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1;}
  .footer-bottom{flex-direction:column;}
}
@media(max-width:520px){
  .container{padding:0 18px;}
  .brand-name{font-size:13px;white-space:normal;line-height:1.3;max-width:170px;}
  .nav{height:64px;}
  .nav-list{top:64px;left:-18px;right:-18px;padding:12px 18px 16px;}
  .points-grid{grid-template-columns:1fr;}
  .post-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .article-hero h1{font-size:23px;}
  .post-meta{font-size:13px;gap:8px 16px;}
  .faq-item summary{padding:18px 40px 18px 0;font-size:15.5px;}
  .faq-answer{padding-right:12px;}
  .split-text h2{font-size:22px;}
  .btn{padding:12px 22px;font-size:14.5px;}
}

/* roulang page: category1 */
:root{
  --brand:#e8365d;
  --brand-dark:#c02449;
  --brand-soft:#ffe9ef;
  --accent:#6c5ce7;
  --accent-soft:#eeebff;
  --ink:#141420;
  --ink-2:#3d3d52;
  --ink-3:#74748c;
  --line:#e9e8f2;
  --bg:#ffffff;
  --bg-soft:#f7f6fb;
  --bg-deep:#12101c;
  --radius-s:10px;
  --radius:16px;
  --radius-l:26px;
  --shadow-s:0 2px 10px rgba(20,20,32,.06);
  --shadow:0 16px 44px rgba(20,20,32,.10);
  --shadow-l:0 30px 80px rgba(20,20,32,.18);
  --container:1180px;
  --ease:.25s cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:16px;line-height:1.75;color:var(--ink-2);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.3;font-weight:700;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:inherit;text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--brand);}
img{max-width:100%;display:block;border:0;}
button{font-family:inherit;cursor:pointer;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:8px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
/* ===== 头部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;gap:28px;height:74px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:36px;height:36px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  color:#fff;font-size:16px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(232,54,93,.30);
}
.brand-name{font-size:15px;font-weight:700;color:var(--ink);white-space:nowrap;letter-spacing:0;}
.nav-list{display:flex;align-items:center;gap:6px;margin-left:8px;}
.nav-list a{
  display:block;padding:9px 15px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--ink-2);
  transition:background var(--ease),color var(--ease);
}
.nav-list a:hover{background:var(--bg-soft);color:var(--ink);}
.nav-list a.active{background:var(--brand-soft);color:var(--brand-dark);font-weight:600;}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:#fff;padding:0;
  align-items:center;justify-content:center;margin-left:auto;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
  white-space:nowrap;
}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-dark));color:#fff;box-shadow:0 12px 28px rgba(232,54,93,.28);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 18px 36px rgba(232,54,93,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.42);backdrop-filter:blur(4px);}
.btn-ghost:hover{background:rgba(255,255,255,.20);color:#fff;transform:translateY(-2px);}
.btn-outline{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-s);}
.btn-outline:hover{color:var(--brand-dark);border-color:#f6c9d5;transform:translateY(-2px);box-shadow:var(--shadow);}
.btn-sm{padding:10px 20px;font-size:14px;}
/* ===== 分类页首屏 ===== */
.cat-hero{
  position:relative;overflow:hidden;padding:92px 0 84px;
  background:var(--bg-deep) url('/assets/images/bdba87362b866e59.webp') center/cover no-repeat;
  color:#fff;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(114deg,rgba(18,16,28,.95) 0%,rgba(18,16,28,.84) 46%,rgba(108,92,231,.58) 100%);
}
.cat-hero .container{position:relative;z-index:2;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.66);margin-bottom:22px;}
.crumb a{color:rgba(255,255,255,.86);}
.crumb a:hover{color:#fff;}
.crumb span{color:rgba(255,255,255,.42);}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.28);
  font-size:13.5px;font-weight:500;color:#fff;letter-spacing:.02em;
}
.hero-badge::before{content:"";width:7px;height:7px;border-radius:50%;background:#4be08a;box-shadow:0 0 0 4px rgba(75,224,138,.22);}
.cat-hero h1{
  margin:22px 0 18px;color:#fff;max-width:880px;
  font-size:clamp(27px,3.9vw,46px);line-height:1.24;
}
.cat-hero h1 em{font-style:normal;color:#ffb3c5;}
.hero-lead{font-size:clamp(15px,1.4vw,17.5px);line-height:1.9;color:rgba(255,255,255,.86);max-width:720px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:48px;max-width:760px;}
.metric{
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.18);
  border-radius:var(--radius);padding:18px 20px;backdrop-filter:blur(6px);
  transition:background var(--ease),transform var(--ease);
}
.metric:hover{background:rgba(255,255,255,.15);transform:translateY(-3px);}
.metric strong{display:block;font-size:24px;line-height:1.2;color:#fff;letter-spacing:-.01em;}
.metric span{display:block;margin-top:6px;font-size:13px;color:rgba(255,255,255,.72);}
/* ===== 通用板块 ===== */
section{padding:84px 0;}
.section-soft{background:var(--bg-soft);}
.section-deep{background:var(--bg-deep);color:rgba(255,255,255,.76);}
.section-head{max-width:740px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-block;padding:6px 14px;border-radius:999px;
  background:var(--accent-soft);color:#4b3fd0;
  font-size:13px;font-weight:600;letter-spacing:.04em;margin-bottom:16px;
}
.section-deep .eyebrow{background:rgba(255,255,255,.12);color:#ffd3de;}
.section-head h2{font-size:clamp(23px,2.6vw,33px);}
.section-deep .section-head h2{color:#fff;}
.section-head p{margin-top:14px;font-size:15.5px;color:var(--ink-3);line-height:1.85;}
.section-deep .section-head p{color:rgba(255,255,255,.72);}
/* ===== 能力卡片 ===== */
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);
  padding:30px 26px;box-shadow:var(--shadow-s);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#f3d5de;}
.card-ico{
  width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:var(--brand-soft);color:var(--brand-dark);font-size:17px;font-weight:700;margin-bottom:18px;
}
.card:nth-child(3n+2) .card-ico{background:var(--accent-soft);color:#4b3fd0;}
.card h3{font-size:17px;margin-bottom:10px;}
.card p{font-size:14.5px;color:var(--ink-3);line-height:1.85;}
/* ===== 场景卡片 ===== */
.scene-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.scene-card{
  display:grid;grid-template-columns:180px 1fr;gap:0;overflow:hidden;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);
  box-shadow:var(--shadow-s);transition:transform var(--ease),box-shadow var(--ease);
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.scene-card img{width:100%;height:100%;object-fit:cover;min-height:150px;}
.scene-body{padding:24px 24px 24px 22px;}
.scene-body h3{font-size:17px;margin-bottom:9px;}
.scene-body p{font-size:14px;color:var(--ink-3);line-height:1.8;}
.tagline{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tag{
  display:inline-block;padding:5px 12px;border-radius:999px;
  background:var(--bg-soft);border:1px solid var(--line);
  font-size:12.5px;color:var(--ink-3);transition:all var(--ease);
}
.tag:hover{background:var(--brand-soft);border-color:#f6c9d5;color:var(--brand-dark);}
/* ===== 流程 ===== */
.step-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.step{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;box-shadow:var(--shadow-s);transition:transform var(--ease),box-shadow var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:11px;margin-bottom:16px;
  background:linear-gradient(135deg,var(--brand),var(--brand-dark));
  color:#fff;font-size:14px;font-weight:700;box-shadow:0 8px 18px rgba(232,54,93,.24);
}
.step h3{font-size:16px;margin-bottom:8px;}
.step p{font-size:14px;color:var(--ink-3);line-height:1.8;}
/* ===== 安全板块 ===== */
.safety-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;}
.safety-figure{position:relative;border-radius:var(--radius-l);overflow:hidden;box-shadow:var(--shadow-l);}
.safety-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.safety-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(18,16,28,0) 45%,rgba(18,16,28,.62) 100%);
}
.safety-cap{
  position:absolute;left:22px;right:22px;bottom:20px;z-index:2;color:#fff;
  font-size:14px;line-height:1.7;
}
.safety-cap strong{display:block;font-size:16px;margin-bottom:4px;}
.safety-list li{
  display:flex;gap:14px;padding:18px 0;border-bottom:1px dashed var(--line);
}
.safety-list li:last-child{border-bottom:0;}
.safety-dot{
  flex:0 0 34px;width:34px;height:34px;border-radius:11px;
  background:var(--accent-soft);color:#4b3fd0;
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;
}
.safety-list h3{font-size:15.5px;margin-bottom:5px;}
.safety-list p{font-size:14px;color:var(--ink-3);line-height:1.8;}
/* ===== 兴趣圈层 ===== */
.chip-grid{display:flex;flex-wrap:wrap;gap:12px;}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 20px;border-radius:999px;
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-s);
  font-size:14.5px;font-weight:500;color:var(--ink-2);
  transition:all var(--ease);
}
.chip:hover{transform:translateY(-2px);border-color:#f6c9d5;color:var(--brand-dark);box-shadow:var(--shadow);}
.chip::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--brand);opacity:.7;}
/* ===== 用户声音 ===== */
.quote-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.quote{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-l);padding:28px 26px;
  transition:background var(--ease),transform var(--ease);
}
.quote:hover{background:rgba(255,255,255,.11);transform:translateY(-4px);}
.quote p{font-size:15px;line-height:1.9;color:rgba(255,255,255,.86);}
.quote footer{margin-top:18px;font-size:13px;color:rgba(255,255,255,.55);}
/* ===== 内容列表 ===== */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.post-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);
  overflow:hidden;box-shadow:var(--shadow-s);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.post-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#f3d5de;}
.post-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg-soft);}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease);}
.post-card:hover .post-thumb img{transform:scale(1.05);}
.post-body{padding:22px 22px 24px;}
.post-tag{
  display:inline-block;padding:4px 11px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand-dark);
  font-size:12.5px;font-weight:600;margin-bottom:12px;
}
.post-body h3{font-size:16.5px;line-height:1.5;margin-bottom:9px;}
.post-card:hover .post-body h3{color:var(--brand-dark);}
.post-body p{font-size:14px;color:var(--ink-3);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-time{display:block;margin-top:14px;font-size:12.5px;color:#a3a2b8;}
.empty-tip{
  grid-column:1/-1;padding:44px 24px;text-align:center;
  background:#fff;border:1px dashed var(--line);border-radius:var(--radius);
  color:var(--ink-3);font-size:14.5px;
}
/* ===== FAQ ===== */
.faq-list{display:grid;gap:14px;max-width:900px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-s);overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item[open]{border-color:#f6c9d5;box-shadow:var(--shadow);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 24px;
  font-size:15.5px;font-weight:600;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  background:var(--brand-soft);color:var(--brand-dark);
  display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:600;
  transition:transform var(--ease);
}
.faq-item[open] summary::after{content:"−";transform:rotate(180deg);}
.faq-item .faq-body{padding:0 24px 22px;font-size:14.5px;color:var(--ink-3);line-height:1.9;}
/* ===== CTA ===== */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-l);
  padding:56px 48px;color:#fff;
  background:var(--bg-deep) url('/assets/images/4abacedf2f94c2c6.webp') center/cover no-repeat;
  box-shadow:var(--shadow-l);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(18,16,28,.94),rgba(232,54,93,.66));
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;}
.cta-inner h2{color:#fff;font-size:clamp(22px,2.5vw,30px);max-width:560px;}
.cta-inner p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.82);max-width:560px;line-height:1.85;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
/* ===== 页脚 ===== */
.site-footer{background:var(--bg-deep);color:rgba(255,255,255,.72);padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;padding-bottom:52px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);max-width:340px;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;}
.footer-col li+li{margin-top:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66);}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:22px 0;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.5);
}
/* ===== 响应式 ===== */
@media (max-width:1024px){
  .nav{gap:16px;}
  .nav-list a{padding:9px 12px;font-size:14.5px;}
  .brand-name{font-size:14px;}
  .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .step-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .quote-grid{grid-template-columns:1fr;}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .safety-wrap{grid-template-columns:1fr;gap:34px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  .nav{height:66px;flex-wrap:wrap;gap:0;}
  .nav-toggle{display:flex;}
  .nav-list{
    order:3;width:100%;flex-direction:column;align-items:stretch;
    gap:4px;margin:0;padding:0 0 14px;display:none;
  }
  .nav-list.open{display:flex;}
  .nav-list a{padding:12px 14px;border-radius:12px;}
  .nav-right{order:2;margin-left:auto;margin-right:10px;}
  .nav-cta{display:none;}
  .cat-hero{padding:66px 0 60px;}
  .hero-metrics{grid-template-columns:1fr;max-width:100%;}
  section{padding:62px 0;}
  .section-head{margin-bottom:32px;}
  .scene-grid{grid-template-columns:1fr;}
  .scene-card{grid-template-columns:1fr;}
  .scene-card img{height:180px;min-height:0;}
  .cta-band{padding:40px 26px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:520px){
  .container{padding:0 18px;}
  .brand-name{font-size:12.5px;white-space:normal;line-height:1.35;max-width:150px;}
  .feature-grid,.step-grid,.post-grid{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
  .card,.step,.quote{padding:24px 20px;}
  .post-body{padding:18px 18px 20px;}
  .chip{padding:9px 16px;font-size:13.5px;}
  .cta-actions .btn{width:100%;}
}