/* roulang page: index */
*,*::before,*::after{box-sizing:border-box}
:root{
  --brand:#E8582B;
  --brand-deep:#C9431B;
  --ink:#17141A;
  --ink-soft:#3A343C;
  --muted:#6B6259;
  --bg:#FBF6F0;
  --card:#FFFFFF;
  --accent:#1FBFAE;
  --soft:#FDEBE3;
  --line:#EFE6DC;
  --r-lg:16px;
  --r-sm:10px;
  --sh-1:0 2px 8px rgba(23,20,26,.06);
  --sh-2:0 10px 24px rgba(23,20,26,.10);
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.75;color:var(--ink);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand)}
button{font-family:inherit;font-size:inherit;line-height:inherit;border:0;background:none;cursor:pointer;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:700;letter-spacing:-.01em}
p{margin:0}
:focus-visible{outline:2px dashed var(--brand);outline-offset:3px;border-radius:4px}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
.section{padding:72px 0}
.section--white{background:#fff}
.section--soft{background:var(--soft)}
.section--ink{background:var(--ink);color:#fff}
.section--line{border-top:1px solid var(--line)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.sec-title{font-size:30px;color:var(--ink)}
.sec-desc{margin-top:10px;color:var(--muted);font-size:15px;max-width:640px}
.section--ink .sec-title{color:#fff}
.section--ink .sec-desc{color:rgba(255,255,255,.66)}
.link-more{font-size:14px;font-weight:600;color:var(--brand);white-space:nowrap;display:inline-flex;align-items:center;gap:6px}
.link-more::after{content:"→";transition:transform .2s}
.link-more:hover::after{transform:translateX(3px)}

/* ============ 头部导航 ============ */
.site-header{position:sticky;top:0;z-index:80;background:rgba(251,246,240,.94);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:border-color .25s ease,box-shadow .25s ease}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:var(--sh-1)}
.nav{display:flex;align-items:center;gap:32px;height:72px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none}
.logo-mark{width:34px;height:34px;border-radius:10px;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;flex:none;box-shadow:0 4px 12px rgba(232,88,43,.3)}
.logo-text{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.01em}
.logo:hover .logo-text{color:var(--brand)}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:8px}
.nav-menu a{display:inline-block;padding:8px 14px;border-radius:999px;font-size:15px;font-weight:500;color:var(--ink-soft);transition:background .2s,color .2s}
.nav-menu a:hover{background:var(--soft);color:var(--brand)}
.nav-menu a.is-active{background:var(--ink);color:#fff}
.nav-right{display:flex;align-items:center;gap:18px;margin-left:auto}
.nav-safe{font-size:14px;font-weight:500;color:var(--ink-soft)}
.nav-safe:hover{color:var(--brand)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);align-items:center;justify-content:center;background:#fff}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);transition:transform .2s}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-drawer{position:fixed;inset:0;z-index:120;display:none}
.nav-drawer.is-open{display:block}
.nav-drawer-mask{position:absolute;inset:0;background:rgba(23,20,26,.5)}
.nav-drawer-panel{position:absolute;top:0;right:0;bottom:0;width:78%;max-width:320px;background:#fff;padding:24px;display:flex;flex-direction:column;gap:6px;box-shadow:-12px 0 40px rgba(23,20,26,.18)}
.nav-drawer-panel a{padding:13px 12px;border-radius:10px;font-size:16px;font-weight:500;color:var(--ink-soft)}
.nav-drawer-panel a:hover,.nav-drawer-panel a.is-active{background:var(--soft);color:var(--brand)}
.nav-drawer-close{align-self:flex-end;font-size:14px;color:var(--muted);padding:6px 10px;border-radius:8px}
.nav-drawer-cta{margin-top:14px}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:var(--r-sm);font-size:15px;font-weight:600;white-space:nowrap;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(232,88,43,.26)}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(232,88,43,.32)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{height:42px;padding:0 20px;font-size:14px}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;background:var(--ink);color:#fff;padding:104px 0 76px}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.46}
.hero-veil{position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(23,20,26,.62) 0%,rgba(23,20,26,.88) 62%,rgba(23,20,26,.96) 100%)}
.hero-inner{position:relative;z-index:2;max-width:860px;margin:0 auto;padding:0 24px;text-align:center}
.hero-eyebrow{display:inline-block;font-size:13px;letter-spacing:.14em;color:rgba(255,255,255,.72);padding:6px 16px;border-radius:999px;border:1px solid rgba(255,255,255,.22);margin-bottom:22px}
.hero h1{font-size:44px;line-height:1.24;color:#fff}
.hero-sub{margin-top:20px;font-size:18px;color:rgba(255,255,255,.82)}
.hero-actions{display:flex;justify-content:center;gap:14px;margin-top:34px;flex-wrap:wrap}
.hero .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.hero .btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff}
.hero-pills{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:42px}
.hero-pills li{font-size:13px;padding:6px 15px;border-radius:999px;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.86)}

/* ============ 三步 ============ */
.steps-row{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.step{padding:34px 30px 34px 0;position:relative}
.step+.step{padding-left:34px;border-left:1px solid var(--line)}
.step-no{display:block;font-size:13px;font-weight:700;color:var(--brand);letter-spacing:.16em;margin-bottom:12px}
.step h3{font-size:19px;margin-bottom:8px}
.step p{font-size:14.5px;color:var(--muted);line-height:1.7}

/* ============ 功能矩阵 ============ */
.matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.mcard{background:#fff;border-radius:var(--r-lg);padding:30px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease}
.mcard:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.mcard--wide{grid-column:span 2;background:linear-gradient(135deg,#fff 0%,#FDF1EA 100%);display:flex;gap:26px;align-items:center}
.mcard-ico{width:46px;height:46px;border-radius:13px;background:var(--soft);color:var(--brand);display:flex;align-items:center;justify-content:center;flex:none;margin-bottom:16px}
.mcard--wide .mcard-ico{margin-bottom:0}
.mcard h3{font-size:19px;margin-bottom:8px}
.mcard p{font-size:14.5px;color:var(--muted);line-height:1.7}

/* ============ 场景专题 ============ */
.scene-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:24px;align-items:stretch}
.scene-hero{position:relative;border-radius:var(--r-lg);overflow:hidden;min-height:380px;display:flex;align-items:flex-end;background:var(--ink)}
.scene-hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.72;transition:transform .5s ease}
.scene-hero:hover img{transform:scale(1.04)}
.scene-hero-veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(23,20,26,0) 30%,rgba(23,20,26,.86) 100%)}
.scene-hero-body{position:relative;z-index:2;padding:30px;color:#fff}
.scene-hero-body h3{font-size:24px;margin-bottom:10px}
.scene-hero-body p{font-size:14.5px;color:rgba(255,255,255,.8);max-width:400px}
.scene-hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.scene-hero-tags span{font-size:12.5px;padding:4px 12px;border-radius:999px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.2)}
.scene-list{display:grid;gap:14px}
.scene-item{background:#fff;border-radius:14px;padding:20px 22px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease}
.scene-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.scene-item h4{font-size:16.5px;margin-bottom:6px}
.scene-item p{font-size:13.5px;color:var(--muted);line-height:1.65}
.scene-item .tagline{margin-top:10px;display:flex;gap:8px;flex-wrap:wrap}
.tagline span{font-size:12px;padding:3px 11px;border-radius:999px;background:var(--soft);color:var(--brand-deep);font-weight:500}

/* ============ 商圈 ============ */
.district{display:grid;grid-template-columns:.85fr 1.15fr;gap:44px;align-items:center}
.district h2{font-size:30px;margin-bottom:16px}
.district p{font-size:15px;color:var(--muted);line-height:1.85}
.district-note{margin-top:22px;font-size:13.5px;color:var(--muted);padding-left:14px;border-left:3px solid var(--brand)}
.cloud{display:flex;flex-wrap:wrap;gap:12px}
.cloud span{display:inline-block;padding:10px 20px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:14.5px;color:var(--ink-soft);box-shadow:var(--sh-1);transition:transform .18s ease,color .18s ease,border-color .18s ease}
.cloud span:hover{transform:translateY(-2px);color:var(--brand);border-color:var(--brand)}

/* ============ 兴趣搭子轨道 ============ */
.track{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.tcard{background:#fff;border-radius:var(--r-lg);padding:26px 22px;box-shadow:var(--sh-1);border-top:3px solid var(--accent);transition:transform .22s ease,box-shadow .22s ease}
.tcard:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.tcard .tl{font-size:12.5px;font-weight:600;color:var(--accent);letter-spacing:.06em;margin-bottom:12px;display:block}
.tcard h3{font-size:17.5px;margin-bottom:10px}
.tcard p{font-size:14px;color:var(--muted);line-height:1.7}

/* ============ 安全深色板块 ============ */
.safety-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:52px;align-items:center}
.safety-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.safety-badges span{font-size:13px;padding:6px 16px;border-radius:999px;border:1px solid rgba(31,191,174,.55);color:var(--accent)}
.safety-list{display:grid;gap:18px}
.safety-item{display:flex;gap:18px;padding:22px 24px;border-radius:14px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.04);transition:background .2s ease,border-color .2s ease}
.safety-item:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.22)}
.safety-num{font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.12em;flex:none;padding-top:3px}
.safety-item h3{font-size:17px;color:#fff;margin-bottom:6px}
.safety-item p{font-size:14px;color:rgba(255,255,255,.66);line-height:1.7}

/* ============ 用户故事 ============ */
.story-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.story{background:#fff;border-radius:var(--r-lg);padding:30px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease}
.story:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.story:nth-child(2){margin-top:38px}
.story:nth-child(4){margin-top:38px}
.story-top{display:flex;align-items:center;gap:14px;margin-bottom:16px}
.avatar{width:44px;height:44px;border-radius:50%;background:var(--soft);color:var(--brand);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;flex:none}
.story-name{font-size:15px;font-weight:600}
.story-city{font-size:12.5px;color:var(--muted)}
.story p{font-size:14.5px;color:var(--ink-soft);line-height:1.8}
.story-tag{display:inline-block;margin-top:16px;font-size:12.5px;padding:4px 13px;border-radius:999px;background:var(--soft);color:var(--brand-deep)}

/* ============ 数据条 ============ */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding-top:8px;border-bottom:1px solid var(--line);padding-bottom:48px}
.stat-num{font-size:40px;font-weight:700;color:var(--brand);line-height:1.1}
.stat-label{margin-top:8px;font-size:13.5px;color:var(--muted)}

/* ============ 资讯列表 ============ */
.feed-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:24px}
.feed-lead-link{display:block;height:100%}
.feed-lead{background:#fff;border-radius:var(--r-lg);padding:34px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease;display:flex;flex-direction:column;justify-content:center;height:100%}
.feed-lead:hover,.feed-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.feed-lead h3{font-size:22px;margin:14px 0 12px;line-height:1.45}
.feed-lead p{font-size:14.5px;color:var(--muted);line-height:1.8}
.feed-meta{display:flex;align-items:center;gap:12px;font-size:12.5px;color:var(--muted)}
.chip{display:inline-block;font-size:12.5px;padding:3px 12px;border-radius:999px;background:var(--soft);color:var(--brand-deep);font-weight:500}
.feed-side{display:grid;gap:20px;align-content:start}
.feed-item{background:#fff;border-radius:14px;padding:24px 26px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease}
.feed-item h3{font-size:16.5px;margin:11px 0 8px;line-height:1.5}
.feed-item p{font-size:13.5px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.empty-state{background:#fff;border:1px dashed var(--line);border-radius:var(--r-lg);padding:44px;text-align:center;color:var(--muted);font-size:14.5px}

/* ============ 下载区 ============ */
.download{display:grid;grid-template-columns:auto 1fr;gap:52px;align-items:center;background:#fff;border-radius:20px;padding:52px;box-shadow:var(--sh-1);border:1px solid var(--line)}
.qr{width:170px;height:170px;border-radius:16px;background:var(--soft);border:1px dashed #E9C7B5;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--brand-deep);font-size:13px;font-weight:600;text-align:center;padding:12px}
.qr svg{opacity:.8}
.download-body h2{font-size:28px;margin-bottom:14px}
.perks{display:grid;gap:12px;margin:22px 0 28px}
.perks li{display:flex;gap:12px;font-size:14.5px;color:var(--ink-soft);line-height:1.7}
.perks li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent);flex:none;margin-top:9px}

/* ============ FAQ ============ */
.faq{max-width:880px;margin:0 auto;background:#fff;border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden}
.faq-item+.faq-item{border-top:1px solid var(--line)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:56px;padding:18px 28px;text-align:left;font-size:16px;font-weight:600;color:var(--ink);transition:color .2s ease,background .2s ease}
.faq-q:hover{color:var(--brand);background:#FEFAF7}
.faq-icon{width:22px;height:22px;flex:none;position:relative;transition:transform .25s ease}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--brand);border-radius:2px}
.faq-icon::before{left:50%;top:3px;width:2px;height:16px;transform:translateX(-50%)}
.faq-icon::after{top:50%;left:3px;height:2px;width:16px;transform:translateY(-50%)}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 28px 22px;font-size:14.5px;color:var(--muted);line-height:1.85}
.faq-item.is-open .faq-a{max-height:260px}

/* ============ 城市 ============ */
.city-cloud{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;max-width:960px;margin:0 auto}
.city-cloud span{padding:8px 18px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:14px;color:var(--ink-soft);transition:border-color .18s ease,color .18s ease,transform .18s ease}
.city-cloud span:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}

/* ============ 底部 CTA ============ */
.cta-band{background:linear-gradient(135deg,#FDEBE3 0%,#FBDCCB 100%);padding:76px 0;text-align:center}
.cta-band h2{font-size:32px;margin-bottom:14px}
.cta-band p{color:var(--ink-soft);font-size:16px;max-width:620px;margin:0 auto 30px}
.cta-actions{display:flex;justify-content:center;align-items:center;gap:22px;flex-wrap:wrap}
.cta-link{font-size:15px;font-weight:600;color:var(--ink);text-decoration:underline;text-underline-offset:4px}
.cta-link:hover{color:var(--brand)}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);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 .logo-mark{background:var(--brand)}
.footer-brand .logo-text{color:#fff;font-size:17px}
.footer-tag{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:280px}
.footer-key{margin-top:14px;font-size:13px;color:rgba(255,255,255,.44)}
.footer-col h4{font-size:14px;color:#fff;font-weight:600;margin-bottom:16px;letter-spacing:.04em}
.footer-col li+li{margin-top:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.62)}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0;font-size:13px;color:rgba(255,255,255,.44);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* ============ 响应式 ============ */
@media (max-width:1080px){
  .scene-grid{grid-template-columns:1fr 1fr}
  .district{grid-template-columns:1fr;gap:28px}
  .safety-grid{grid-template-columns:1fr;gap:32px}
  .download{grid-template-columns:1fr;gap:32px;padding:40px}
  .qr{margin:0 auto}
  .download-body{text-align:center}
  .perks li{justify-content:center;text-align:left}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:900px){
  .nav-menu,.nav-safe{display:none}
  .nav-toggle{display:flex}
  .nav{gap:16px}
  .matrix{grid-template-columns:1fr 1fr}
  .mcard--wide{grid-column:span 2}
  .track{grid-template-columns:repeat(2,1fr)}
  .feed-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr);gap:30px;padding-bottom:40px}
}
@media (max-width:768px){
  .section{padding:44px 0}
  .wrap{padding:0 16px}
  .hero{padding:72px 0 56px}
  .hero h1{font-size:29px;line-height:1.32}
  .hero-sub{font-size:15.5px}
  .sec-title{font-size:23px}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px}
  .steps-row{grid-template-columns:1fr}
  .step,.step+.step{padding:24px 0;border-left:0;border-top:1px solid var(--line)}
  .step:first-child{border-top:0}
  .scene-grid{grid-template-columns:1fr}
  .scene-hero{min-height:300px}
  .matrix{grid-template-columns:1fr}
  .mcard--wide{grid-column:span 1;flex-direction:column;align-items:flex-start;gap:16px}
  .track{display:flex;overflow-x:auto;gap:14px;padding-bottom:14px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}
  .track::-webkit-scrollbar{height:4px}
  .track::-webkit-scrollbar-thumb{background:var(--line);border-radius:4px}
  .tcard{flex:0 0 78%;scroll-snap-align:start}
  .story-grid{grid-template-columns:1fr}
  .story:nth-child(2),.story:nth-child(4){margin-top:0}
  .faq-q{padding:16px 20px;font-size:15px}
  .faq-a p{padding:0 20px 20px}
  .cta-band{padding:52px 0}
  .cta-band h2{font-size:24px}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:36px}
  .footer-bottom{flex-direction:column;gap:8px}
  .download{padding:30px 22px}
  .qr{width:150px;height:150px}
}
@media (max-width:520px){
  .hero h1{font-size:25px}
  .hero-actions{flex-direction:column}
  .hero-actions .btn{width:100%}
  .stat-num{font-size:32px}
  .btn{height:46px;padding:0 20px;font-size:14.5px}
  .city-cloud span{font-size:13px;padding:7px 14px}
}

/* roulang page: article */
:root{
  --brand:#E8582B;
  --brand-deep:#C9431B;
  --ink:#17141A;
  --ink-soft:#3A343C;
  --muted:#6B6259;
  --bg:#FBF6F0;
  --card:#FFFFFF;
  --accent:#1FBFAE;
  --soft:#FDEBE3;
  --line:#EFE6DC;
  --r-lg:16px;
  --r-sm:10px;
  --sh-1:0 2px 8px rgba(23,20,26,.06);
  --sh-2:0 10px 24px rgba(23,20,26,.10);
}
*,*::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","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.75;color:var(--ink);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);line-height:1.3}
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 .2s ease}
a:hover{color:var(--brand)}
button{font-family:inherit;font-size:inherit;line-height:inherit;border:0;background:none;cursor:pointer;color:inherit}
:focus-visible{outline:2px dashed var(--brand);outline-offset:3px;border-radius:4px}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 24px}

/* ============ 头部导航 ============ */
.site-header{position:sticky;top:0;z-index:80;background:rgba(251,246,240,.94);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:border-color .25s ease,box-shadow .25s ease}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:var(--sh-1)}
.nav{display:flex;align-items:center;gap:32px;height:72px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none}
.logo-mark{width:34px;height:34px;border-radius:10px;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;flex:none;box-shadow:0 4px 12px rgba(232,88,43,.3)}
.logo-text{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.01em}
.logo:hover .logo-text{color:var(--brand)}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:8px}
.nav-menu a{display:inline-block;padding:8px 14px;border-radius:999px;font-size:15px;font-weight:500;color:var(--ink-soft);transition:background .2s,color .2s}
.nav-menu a:hover{background:var(--soft);color:var(--brand)}
.nav-menu a.is-active{background:var(--ink);color:#fff}
.nav-right{display:flex;align-items:center;gap:18px;margin-left:auto}
.nav-safe{font-size:14px;font-weight:500;color:var(--ink-soft)}
.nav-safe:hover{color:var(--brand)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);align-items:center;justify-content:center;background:#fff}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);transition:transform .2s}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-drawer{position:fixed;inset:0;z-index:120;display:none}
.nav-drawer.is-open{display:block}
.nav-drawer-mask{position:absolute;inset:0;background:rgba(23,20,26,.5)}
.nav-drawer-panel{position:absolute;top:0;right:0;bottom:0;width:78%;max-width:320px;background:#fff;padding:24px;display:flex;flex-direction:column;gap:6px;box-shadow:-12px 0 40px rgba(23,20,26,.18)}
.nav-drawer-panel a{padding:13px 12px;border-radius:10px;font-size:16px;font-weight:500;color:var(--ink-soft)}
.nav-drawer-panel a:hover,.nav-drawer-panel a.is-active{background:var(--soft);color:var(--brand)}
.nav-drawer-close{align-self:flex-end;font-size:14px;color:var(--muted);padding:6px 10px;border-radius:8px}
.nav-drawer-cta{margin-top:14px}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:var(--r-sm);font-size:15px;font-weight:600;white-space:nowrap;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(232,88,43,.26)}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(232,88,43,.32)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{height:42px;padding:0 20px;font-size:14px}
.text-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:15px;color:var(--brand)}
.text-link:hover{color:var(--brand-deep);text-decoration:underline;text-underline-offset:3px}

/* ============ 面包屑与文章头 ============ */
.crumb-bar{padding:24px 0 0;font-size:13.5px;color:var(--muted)}
.crumb-bar ol{display:flex;flex-wrap:wrap;align-items:center;gap:2px}
.crumb-bar li{display:inline-flex;align-items:center;max-width:100%}
.crumb-bar a{color:var(--muted)}
.crumb-bar a:hover{color:var(--brand)}
.crumb-sep{margin:0 9px;color:#C9BEB2}
.crumb-current{color:var(--ink-soft);font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:520px}
.article-head{padding:20px 0 34px;border-bottom:1px solid var(--line)}
.article-head .head-inner{max-width:860px}
.article-head h1{font-size:38px;line-height:1.32;letter-spacing:-.01em;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;margin-top:20px;font-size:14px;color:var(--muted)}
.meta-pill{display:inline-block;background:var(--soft);color:var(--brand-deep);padding:4px 14px;border-radius:999px;font-size:13px;font-weight:600}
.meta-dot{width:4px;height:4px;border-radius:50%;background:#C9BEB2;display:inline-block}

/* ============ 正文布局 ============ */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:52px;padding:46px 0 76px;align-items:start}
.article-main{min-width:0;max-width:820px}
.prose{font-size:16.5px;line-height:1.85;color:var(--ink-soft);word-break:break-word}
.prose > * + *{margin-top:1.2em}
.prose h2{font-size:26px;line-height:1.4;margin-top:2em;padding-left:14px;border-left:4px solid var(--brand);color:var(--ink)}
.prose h3{font-size:20px;line-height:1.45;margin-top:1.7em;color:var(--ink)}
.prose h2 + *, .prose h3 + *{margin-top:.7em}
.prose ul{list-style:disc;padding-left:1.35em}
.prose ol{list-style:decimal;padding-left:1.35em}
.prose li + li{margin-top:.4em}
.prose blockquote{margin:1.6em 0;padding:18px 22px;background:var(--soft);border-left:4px solid var(--brand);border-radius:0 var(--r-sm) var(--r-sm) 0;color:var(--ink-soft)}
.prose blockquote p{margin:0}
.prose img{border-radius:12px;box-shadow:var(--sh-1);margin:1.5em 0}
.prose figure{margin:1.6em 0}
.prose figcaption{font-size:13.5px;color:var(--muted);text-align:center;margin-top:10px}
.prose a{color:var(--brand);font-weight:600;text-decoration:underline;text-underline-offset:3px}
.prose a:hover{color:var(--brand-deep)}
.prose strong{color:var(--ink);font-weight:700}
.prose table{width:100%;border-collapse:collapse;font-size:15px;background:#fff;border-radius:12px;overflow:hidden;box-shadow:var(--sh-1)}
.prose th,.prose td{border:1px solid var(--line);padding:11px 14px;text-align:left}
.prose th{background:var(--soft);color:var(--ink);font-weight:700}
.prose hr{border:0;border-top:1px solid var(--line);margin:2.2em 0}

/* ============ 空态 ============ */
.empty-state{background:#fff;border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:56px 32px;text-align:center}
.empty-state h2{font-size:24px;margin-bottom:12px}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:24px}

/* ============ 侧栏 ============ */
.article-side{position:sticky;top:96px}
.side-card{background:#fff;border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:24px;margin-bottom:22px}
.side-card h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand);flex:none}
.side-list li{font-size:14px;color:var(--muted);line-height:1.7;padding-left:20px;position:relative}
.side-list li + li{margin-top:11px}
.side-list li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:3px;background:var(--accent);opacity:.75}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.tag{display:inline-block;font-size:13px;padding:4px 12px;border-radius:999px;background:var(--soft);color:var(--brand-deep);line-height:1.6}
.side-download{background:var(--ink);color:#fff;border-radius:var(--r-lg);padding:24px;box-shadow:none;border:1px solid rgba(255,255,255,.12)}
.side-download h3{color:#fff;font-size:16px;margin-bottom:10px}
.side-download h3::before{background:var(--accent)}
.side-download p{font-size:13.5px;color:rgba(255,255,255,.66);margin-bottom:16px;line-height:1.7}
.side-download .btn{width:100%}

/* ============ 相关推荐 ============ */
.rel-section{padding:70px 0;background:#fff;border-top:1px solid var(--line)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px;flex-wrap:wrap}
.sec-head h2{font-size:28px}
.sec-desc{font-size:14.5px;color:var(--muted);margin-top:8px}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.rel-card{display:block;background:#fff;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);border:1px solid var(--line);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#E6D8C9;color:inherit}
.rel-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--soft)}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.rel-card:hover .rel-thumb img{transform:scale(1.04)}
.rel-body{padding:18px 20px 22px}
.rel-body h3{font-size:17px;line-height:1.5;margin-bottom:8px}
.rel-body p{font-size:14px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-meta{margin-top:14px;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted)}

/* ============ 返回入口 ============ */
.back-section{padding:56px 0;background:var(--bg)}
.back-box{background:#fff;border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:32px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.back-box h2{font-size:20px}
.back-box p{font-size:14.5px;color:var(--muted);margin-top:6px}
.back-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ============ 底部转化 ============ */
.cta-band{padding:0 0 76px}
.cta-inner{background:linear-gradient(135deg,#FDEBE3 0%,#FBDCCB 100%);border-radius:20px;padding:52px 40px;text-align:center}
.cta-inner h2{font-size:30px;line-height:1.35}
.cta-inner p{font-size:15.5px;color:var(--ink-soft);margin-top:12px}
.cta-actions{display:flex;justify-content:center;gap:14px;margin-top:26px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand .logo-text{color:#fff}
.footer-brand .logo:hover .logo-text{color:var(--accent)}
.footer-tag{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);margin-top:16px;max-width:280px}
.footer-key{font-size:13px;color:rgba(255,255,255,.42);margin-top:12px}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600}
.footer-col li + li{margin-top:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66)}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.5)}

/* ============ 断点 ============ */
@media (max-width:1080px){
  .article-layout{grid-template-columns:minmax(0,1fr) 250px;gap:36px}
  .article-head h1{font-size:34px}
}
@media (max-width:900px){
  .nav-menu{display:none}
  .nav-toggle{display:flex}
  .nav-safe{display:none}
  .article-layout{grid-template-columns:1fr;gap:36px}
  .article-side{position:static}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .article-head h1{font-size:30px}
  .prose{font-size:16px}
}
@media (max-width:600px){
  .wrap{padding:0 16px}
  .nav{height:64px;gap:14px}
  .logo-text{font-size:15.5px}
  .btn-sm{height:38px;padding:0 15px;font-size:13.5px}
  .article-head{padding:14px 0 26px}
  .article-head h1{font-size:25px;-webkit-line-clamp:3}
  .crumb-current{max-width:210px}
  .article-layout{padding:32px 0 52px}
  .prose h2{font-size:21px}
  .prose h3{font-size:18px}
  .prose{font-size:15.5px}
  .rel-grid{grid-template-columns:1fr}
  .rel-section{padding:48px 0}
  .sec-head h2{font-size:23px}
  .back-box{padding:24px;flex-direction:column;align-items:flex-start}
  .back-actions{width:100%}
  .back-actions .btn{flex:1}
  .cta-inner{padding:36px 22px;border-radius:16px}
  .cta-inner h2{font-size:23px}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:32px}
  .footer-bottom{flex-direction:column;gap:8px}
}

/* roulang page: category1 */
:root{
  --brand:#E8582B;
  --brand-deep:#C9431B;
  --ink:#17141A;
  --ink-soft:#3A343C;
  --muted:#6B6259;
  --bg:#FBF6F0;
  --card:#FFFFFF;
  --accent:#1FBFAE;
  --soft:#FDEBE3;
  --line:#EFE6DC;
  --r-lg:16px;
  --r-sm:10px;
  --sh-1:0 2px 8px rgba(23,20,26,.06);
  --sh-2:0 10px 24px rgba(23,20,26,.10);
}
*,*::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","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.75;color:var(--ink);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand)}
button{font-family:inherit;font-size:inherit;line-height:inherit;border:0;background:none;cursor:pointer;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px dashed var(--brand);outline-offset:3px}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px;width:100%}
.section{padding:72px 0}
.section--white{background:#fff}
.section--soft{background:var(--soft)}
.section--ink{background:var(--ink);color:#fff}
.section--line{border-top:1px solid var(--line)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;flex-wrap:wrap}
.sec-title{font-size:30px;line-height:1.35}
.section--ink .sec-title{color:#fff}
.sec-desc{margin-top:10px;font-size:15px;color:var(--muted);max-width:640px}
.section--ink .sec-desc{color:rgba(255,255,255,.68)}
.sec-link{font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.sec-link:hover{color:var(--brand-deep)}

/* ============ 头部导航 ============ */
.site-header{position:sticky;top:0;z-index:80;background:rgba(251,246,240,.94);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:border-color .25s ease,box-shadow .25s ease}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:var(--sh-1)}
.nav{display:flex;align-items:center;gap:32px;height:72px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none}
.logo-mark{width:34px;height:34px;border-radius:10px;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;flex:none;box-shadow:0 4px 12px rgba(232,88,43,.3)}
.logo-text{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.01em}
.logo:hover .logo-text{color:var(--brand)}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:8px}
.nav-menu a{display:inline-block;padding:8px 14px;border-radius:999px;font-size:15px;font-weight:500;color:var(--ink-soft);transition:background .2s,color .2s}
.nav-menu a:hover{background:var(--soft);color:var(--brand)}
.nav-menu a.is-active{background:var(--ink);color:#fff}
.nav-right{display:flex;align-items:center;gap:18px;margin-left:auto}
.nav-safe{font-size:14px;font-weight:500;color:var(--ink-soft)}
.nav-safe:hover{color:var(--brand)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);align-items:center;justify-content:center;background:#fff}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);transition:transform .2s}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-drawer{position:fixed;inset:0;z-index:120;display:none}
.nav-drawer.is-open{display:block}
.nav-drawer-mask{position:absolute;inset:0;background:rgba(23,20,26,.5)}
.nav-drawer-panel{position:absolute;top:0;right:0;bottom:0;width:78%;max-width:320px;background:#fff;padding:24px;display:flex;flex-direction:column;gap:6px;box-shadow:-12px 0 40px rgba(23,20,26,.18)}
.nav-drawer-panel a{padding:13px 12px;border-radius:10px;font-size:16px;font-weight:500;color:var(--ink-soft)}
.nav-drawer-panel a:hover,.nav-drawer-panel a.is-active{background:var(--soft);color:var(--brand)}
.nav-drawer-close{align-self:flex-end;font-size:14px;color:var(--muted);padding:6px 10px;border-radius:8px}
.nav-drawer-cta{margin-top:14px}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border:0;border-radius:var(--r-sm);font-size:15px;font-weight:600;white-space:nowrap;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(232,88,43,.26)}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(232,88,43,.32)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--ink);box-shadow:none}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{height:42px;padding:0 20px;font-size:14px}

/* ============ 分类页头 ============ */
.cat-head{background:#fff;border-bottom:1px solid var(--line);padding:26px 0 30px}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:18px;flex-wrap:wrap}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand)}
.crumb span.sep{color:#C9BFB2}
.crumb .now{color:var(--ink);font-weight:600}
.cat-head-inner{display:flex;align-items:flex-end;justify-content:space-between;gap:36px;flex-wrap:wrap}
.cat-head-left{max-width:660px}
.cat-head h1{font-size:32px;line-height:1.3}
.cat-head h1 em{font-style:normal;color:var(--brand)}
.cat-head-sub{margin-top:12px;font-size:15px;color:var(--muted);line-height:1.8}
.cat-filters{display:flex;flex-wrap:wrap;gap:8px;max-width:400px}
.cat-filters span{display:inline-block;font-size:13px;padding:5px 13px;border-radius:999px;background:var(--soft);color:var(--brand-deep);border:1px solid #F7D9CA}
.cat-filters span.plain{background:#F4EEE7;color:var(--muted);border-color:var(--line)}

/* ============ 要点条 ============ */
.point-bar{display:grid;grid-template-columns:repeat(3,1fr);background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1)}
.point{padding:24px 26px;border-right:1px solid var(--line)}
.point:last-child{border-right:0}
.point b{display:block;font-size:16px;margin-bottom:6px}
.point span{font-size:14px;color:var(--muted);line-height:1.7;display:block}
.point .num{font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--brand);display:block;margin-bottom:10px}

/* ============ 信息卡列表 ============ */
.post-list{display:grid;gap:18px}
.post-card{display:grid;grid-template-columns:230px 1fr;gap:22px;background:var(--card);border-radius:var(--r-lg);padding:18px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease;align-items:stretch}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.post-thumb{position:relative;border-radius:12px;overflow:hidden;background:var(--soft);display:flex;align-items:center;justify-content:center;aspect-ratio:16/10;min-height:120px}
.post-thumb img{width:100%;height:100%;object-fit:cover}
.post-thumb .thumb-tag{font-size:12.5px;font-weight:600;color:var(--brand-deep);letter-spacing:.04em}
.post-body{display:flex;flex-direction:column;justify-content:center;min-width:0}
.post-body h3{font-size:19px;line-height:1.5;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card:hover .post-body h3{color:var(--brand)}
.post-desc{font-size:14.5px;color:var(--muted);line-height:1.72;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{display:flex;align-items:center;gap:10px;margin-top:14px;flex-wrap:wrap}
.pill{display:inline-block;font-size:13px;padding:3px 12px;border-radius:999px;background:var(--soft);color:var(--brand-deep);font-weight:600}
.post-meta time{font-size:13px;color:var(--muted)}
.list-foot{display:flex;justify-content:center;margin-top:34px}
.empty-note{background:#fff;border:1px dashed #E3D6C8;border-radius:var(--r-lg);padding:38px 24px;text-align:center;color:var(--muted);font-size:15px}

/* ============ 适合人群 ============ */
.aud-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.aud-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 26px 24px;transition:box-shadow .22s ease,transform .22s ease}
.aud-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.aud-card h3{font-size:18px;margin-bottom:8px}
.aud-card p{font-size:14.5px;color:var(--muted);line-height:1.75}
.aud-card .aud-tag{display:inline-block;margin-bottom:14px;font-size:12.5px;font-weight:700;letter-spacing:.06em;color:var(--accent);background:rgba(31,191,174,.1);padding:3px 11px;border-radius:999px}

/* ============ 流程 ============ */
.flow-wrap{display:grid;grid-template-columns:.95fr 1.05fr;gap:36px;align-items:center}
.flow-figure{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);background:var(--soft)}
.flow-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.flow-steps{display:grid;gap:14px}
.flow-item{display:grid;grid-template-columns:52px 1fr;gap:16px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;transition:border-color .2s ease,box-shadow .2s ease}
.flow-item:hover{border-color:#F0C7B4;box-shadow:var(--sh-1)}
.flow-num{font-size:20px;font-weight:700;color:var(--brand);line-height:1.4}
.flow-item b{display:block;font-size:16px;margin-bottom:4px}
.flow-item span{font-size:14px;color:var(--muted);line-height:1.7;display:block}

/* ============ 商圈胶囊 ============ */
.spots{display:flex;flex-wrap:wrap;gap:10px}
.spots span{font-size:14px;padding:7px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--ink-soft);transition:border-color .2s,color .2s,background .2s}
.spots span:hover{border-color:#F0C7B4;color:var(--brand);background:var(--soft)}
.spots-note{margin-top:20px;font-size:14px;color:var(--muted)}

/* ============ 安全 ============ */
.safety-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:start}
.safety-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.safety-badges span{font-size:13px;padding:6px 14px;border-radius:999px;border:1px solid rgba(255,255,255,.28);color:rgba(255,255,255,.9)}
.safety-list{display:grid;gap:12px}
.safety-item{border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:20px 22px;background:rgba(255,255,255,.04)}
.safety-item b{display:block;font-size:16px;color:#fff;margin-bottom:6px}
.safety-item p{font-size:14px;color:rgba(255,255,255,.7);line-height:1.75}

/* ============ FAQ ============ */
.faq-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:60px;padding:16px 26px;cursor:pointer;font-size:16px;font-weight:600;list-style:none;transition:background .2s ease}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:#FDF7F2;color:var(--brand)}
.faq-icon{width:26px;height:26px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;flex:none;color:var(--brand);font-size:16px;line-height:1;transition:transform .25s ease,background .25s ease}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--soft)}
.faq-a{padding:0 26px 22px;font-size:14.5px;color:var(--muted);line-height:1.8;animation:faqIn .22s ease}
@keyframes faqIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}

/* ============ 底部 CTA ============ */
.cta-band{background:linear-gradient(135deg,#FDEBE3 0%,#FBE3D6 58%,#F8DACB 100%);border-radius:0;padding:60px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-inner h2{font-size:27px;line-height:1.4}
.cta-inner p{margin-top:8px;font-size:15px;color:#7C5546}
.cta-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.cta-actions .text-link{font-size:14.5px;font-weight:600;color:var(--ink-soft)}
.cta-actions .text-link:hover{color:var(--brand)}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.7);padding:64px 0 0;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px}
.footer-brand .logo-text{color:#fff}
.footer-brand .logo:hover .logo-text{color:var(--accent)}
.footer-tag{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);max-width:280px}
.footer-key{margin-top:12px;font-size:13px;color:rgba(255,255,255,.45);letter-spacing:.02em}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.7)}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.5)}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .post-card{grid-template-columns:190px 1fr}
  .cat-head h1{font-size:28px}
  .flow-wrap{grid-template-columns:1fr;gap:28px}
  .safety-grid{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .wrap{padding:0 16px}
  .section{padding:44px 0}
  .sec-title{font-size:23px}
  .nav-menu{display:none}
  .nav-safe{display:none}
  .nav-toggle{display:flex}
  .nav{gap:16px;height:64px}
  .cat-head{padding:20px 0 24px}
  .cat-head-inner{gap:20px}
  .cat-head h1{font-size:24px}
  .point-bar{grid-template-columns:1fr}
  .point{border-right:0;border-bottom:1px solid var(--line);padding:20px 22px}
  .point:last-child{border-bottom:0}
  .post-card{grid-template-columns:1fr;gap:14px;padding:14px}
  .post-thumb{aspect-ratio:16/9}
  .aud-grid{grid-template-columns:1fr}
  .flow-item{grid-template-columns:42px 1fr;padding:16px}
  .faq-item summary{padding:14px 18px;font-size:15px}
  .faq-a{padding:0 18px 18px}
  .cta-inner h2{font-size:22px}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:30px}
}
@media (max-width:520px){
  .cat-head h1{font-size:21px}
  .hero-filters,.cat-filters{max-width:100%}
  .btn{width:100%;height:46px}
  .nav-right .btn-sm{width:auto;height:38px;padding:0 14px;font-size:13px}
  .cta-actions{width:100%}
  .post-body h3{font-size:17px}
}

/* roulang page: category2 */
:root{
  --brand:#E8582B;
  --brand-deep:#C9431B;
  --ink:#17141A;
  --ink-soft:#3A343C;
  --muted:#6B6259;
  --bg:#FBF6F0;
  --card:#FFFFFF;
  --accent:#1FBFAE;
  --soft:#FDEBE3;
  --line:#EFE6DC;
  --r-lg:16px;
  --r-xl:20px;
  --r-sm:10px;
  --sh-1:0 2px 8px rgba(23,20,26,.06);
  --sh-2:0 10px 24px rgba(23,20,26,.10);
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.75;color:var(--ink);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand)}
button{font-family:inherit;font-size:inherit;line-height:inherit;border:0;background:none;cursor:pointer;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.32;letter-spacing:.005em}
p{margin:0}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px dashed var(--brand);outline-offset:3px}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 24px}
.section{padding:72px 0}
.section--white{background:#fff}
.section--soft{background:var(--soft)}
.section--ink{background:var(--ink);color:#fff}
.section--line{border-top:1px solid var(--line)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.sec-title{font-size:30px;color:var(--ink)}
.section--ink .sec-title{color:#fff}
.sec-desc{margin-top:10px;font-size:15px;color:var(--muted);max-width:640px}
.section--ink .sec-desc{color:rgba(255,255,255,.66)}
.sec-more{font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.sec-more:hover{color:var(--brand-deep);text-decoration:underline;text-underline-offset:3px}
/* ============ 头部导航 ============ */
.site-header{position:sticky;top:0;z-index:80;background:rgba(251,246,240,.94);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:border-color .25s ease,box-shadow .25s ease}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:var(--sh-1)}
.nav{display:flex;align-items:center;gap:32px;height:72px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none}
.logo-mark{width:34px;height:34px;border-radius:10px;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;flex:none;box-shadow:0 4px 12px rgba(232,88,43,.3)}
.logo-text{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.01em}
.logo:hover .logo-text{color:var(--brand)}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:8px}
.nav-menu a{display:inline-block;padding:8px 14px;border-radius:999px;font-size:15px;font-weight:500;color:var(--ink-soft);transition:background .2s,color .2s}
.nav-menu a:hover{background:var(--soft);color:var(--brand)}
.nav-menu a.is-active{background:var(--ink);color:#fff}
.nav-right{display:flex;align-items:center;gap:18px;margin-left:auto}
.nav-safe{font-size:14px;font-weight:500;color:var(--ink-soft)}
.nav-safe:hover{color:var(--brand)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);align-items:center;justify-content:center;background:#fff}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);transition:transform .2s}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-drawer{position:fixed;inset:0;z-index:120;display:none}
.nav-drawer.is-open{display:block}
.nav-drawer-mask{position:absolute;inset:0;background:rgba(23,20,26,.5)}
.nav-drawer-panel{position:absolute;top:0;right:0;bottom:0;width:78%;max-width:320px;background:#fff;padding:24px;display:flex;flex-direction:column;gap:6px;box-shadow:-12px 0 40px rgba(23,20,26,.18)}
.nav-drawer-panel a{padding:13px 12px;border-radius:10px;font-size:16px;font-weight:500;color:var(--ink-soft)}
.nav-drawer-panel a:hover,.nav-drawer-panel a.is-active{background:var(--soft);color:var(--brand)}
.nav-drawer-close{align-self:flex-end;font-size:14px;color:var(--muted);padding:6px 10px;border-radius:8px}
.nav-drawer-cta{margin-top:14px}
/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:var(--r-sm);font-size:15px;font-weight:600;white-space:nowrap;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(232,88,43,.26)}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(232,88,43,.32)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{height:42px;padding:0 20px;font-size:14px}
.btn-lg{height:52px;padding:0 34px;font-size:16px}
/* ============ 分类页头 ============ */
.cat-head{background:var(--soft);border-bottom:1px solid var(--line);padding:34px 0 34px}
.crumb{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.crumb a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:3px}
.crumb span.sep{color:#C9BDB1}
.cat-head-row{display:grid;grid-template-columns:1fr auto;gap:36px;align-items:end}
.cat-head h1{font-size:34px;line-height:1.28}
.cat-head h1 em{font-style:normal;color:var(--brand)}
.cat-sub{margin-top:12px;font-size:15.5px;color:var(--muted);max-width:640px}
.cat-filters{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end;max-width:360px}
.cat-filters a{font-size:13px;padding:6px 14px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--ink-soft);transition:background .2s,color .2s,border-color .2s}
.cat-filters a:hover{background:var(--ink);border-color:var(--ink);color:#fff}
/* ============ 要点条 ============ */
.point-strip{background:#fff;border-bottom:1px solid var(--line)}
.point-grid{display:grid;grid-template-columns:repeat(3,1fr)}
.point{padding:30px 32px;border-right:1px solid var(--line)}
.point:last-child{border-right:0}
.point-num{font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--brand)}
.point h3{font-size:17px;margin:8px 0 6px}
.point p{font-size:14.5px;color:var(--muted);line-height:1.7}
/* ============ 专题卡组 ============ */
.feature-grid{display:grid;grid-template-columns:1.32fr 1fr;gap:24px;align-items:stretch}
.fcard-main{position:relative;border-radius:var(--r-lg);overflow:hidden;min-height:392px;display:flex;align-items:flex-end;background:var(--ink);box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease}
.fcard-main:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.fcard-main img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.fcard-main .veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(23,20,26,.12) 0%,rgba(23,20,26,.82) 68%,rgba(23,20,26,.94) 100%)}
.fcard-body{position:relative;z-index:2;padding:30px;color:#fff}
.fcard-body h3{font-size:23px;color:#fff;margin-bottom:10px}
.fcard-body p{font-size:14.5px;color:rgba(255,255,255,.78);max-width:420px}
.fcard-side{display:flex;flex-direction:column;gap:24px}
.fcard-sm{flex:1;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;box-shadow:var(--sh-1);display:flex;flex-direction:column;justify-content:center;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.fcard-sm:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#E9D8C9}
.fcard-sm h3{font-size:19px;margin-bottom:8px}
.fcard-sm p{font-size:14.5px;color:var(--muted)}
/* ============ 标签胶囊 ============ */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px}
.tag{font-size:13px;padding:5px 14px;border-radius:999px;background:var(--soft);color:#B23F17;font-weight:500;transition:background .2s,color .2s,transform .2s}
.tag:hover{background:var(--brand);color:#fff;transform:translateY(-1px)}
.tag--ghost{background:#fff;border:1px solid var(--line);color:var(--ink-soft)}
.tag--ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.tag--inverse{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.2)}
/* ============ 编号清单 ============ */
.num-list{display:grid;grid-template-columns:1fr 1fr;gap:0 44px}
.num-list li{display:flex;gap:18px;padding:20px 0;border-bottom:1px solid var(--line)}
.num-index{font-size:19px;font-weight:700;color:var(--brand);opacity:.55;flex:none;width:34px;line-height:1.5}
.num-body h3{font-size:16.5px;margin-bottom:4px}
.num-body p{font-size:14px;color:var(--muted)}
/* ============ 建议段落 ============ */
.advice{display:grid;grid-template-columns:.86fr 1.14fr;gap:52px;align-items:start}
.advice h2{font-size:30px;line-height:1.34}
.advice h2 span{display:block;font-size:13px;font-weight:600;letter-spacing:.14em;color:var(--brand);margin-bottom:14px}
.advice p{font-size:16px;color:var(--ink-soft);margin-bottom:18px;max-width:38em}
.advice p:last-child{margin-bottom:0}
.advice-list{display:grid;gap:12px;margin-top:22px}
.advice-list li{display:flex;gap:10px;font-size:14.5px;color:var(--muted)}
.advice-list li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent);flex:none;margin-top:9px}
/* ============ 动态列表 ============ */
.feed-list{display:grid;gap:16px}
.feed-item{display:grid;grid-template-columns:262px 1fr;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.feed-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#E9D8C9}
.feed-thumb{position:relative;background:var(--soft);min-height:150px;overflow:hidden}
.feed-thumb img{width:100%;height:100%;object-fit:cover}
.feed-body{padding:20px 26px 20px 24px;display:flex;flex-direction:column;gap:8px;justify-content:center}
.feed-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);flex-wrap:wrap}
.chip{font-size:12.5px;padding:3px 11px;border-radius:999px;background:var(--soft);color:#B23F17;font-weight:500}
.feed-body h3{font-size:18px;line-height:1.45}
.feed-body h3 a:hover{color:var(--brand)}
.feed-body p{font-size:14px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.feed-empty{background:#fff;border:1px dashed #E2D3C6;border-radius:var(--r-lg);padding:48px 24px;text-align:center;color:var(--muted);font-size:15px}
.feed-foot{margin-top:28px;display:flex;justify-content:center}
/* ============ FAQ ============ */
.faq-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1)}
.faq-card details{border-bottom:1px solid var(--line)}
.faq-card details:last-child{border-bottom:0}
.faq-card summary{list-style:none;cursor:pointer;padding:22px 26px;font-size:16px;font-weight:600;display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:56px}
.faq-card summary::-webkit-details-marker{display:none}
.faq-card summary::after{content:"+";font-size:22px;color:var(--brand);font-weight:400;transition:transform .22s ease;line-height:1}
.faq-card details[open] summary::after{transform:rotate(45deg)}
.faq-card details[open] summary{color:var(--brand)}
.faq-answer{padding:0 26px 24px;font-size:14.5px;color:var(--muted);line-height:1.8;animation:fadeIn .25s ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}
/* ============ CTA ============ */
.cta-band{background:linear-gradient(135deg,#FDEBE3 0%,#F8DAC8 100%);border-radius:var(--r-xl);padding:52px 44px;text-align:center;border:1px solid #F6D2BE}
.cta-band h2{font-size:28px;line-height:1.4}
.cta-band p{margin-top:12px;font-size:15.5px;color:#7A4A36}
.cta-actions{display:flex;justify-content:center;align-items:center;gap:16px;margin-top:28px;flex-wrap:wrap}
.cta-link{font-size:14.5px;font-weight:600;color:var(--brand-deep);display:inline-flex;align-items:center;gap:6px}
.cta-link:hover{color:var(--ink);text-decoration:underline;text-underline-offset:3px}
/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:#fff;padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:44px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand .logo-text{color:#fff}
.footer-tag{font-size:14px;color:rgba(255,255,255,.7);line-height:1.7;max-width:280px}
.footer-key{margin-top:14px;font-size:13px;color:rgba(255,255,255,.46);letter-spacing:.02em}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.68)}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:46px;padding-top:22px;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{gap:18px}
  .nav-menu a{padding:8px 10px;font-size:14px}
  .cat-head-row{grid-template-columns:1fr;gap:22px}
  .cat-filters{justify-content:flex-start;max-width:none}
  .advice{grid-template-columns:1fr;gap:26px}
  .feature-grid{grid-template-columns:1fr}
  .fcard-main{min-height:320px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .feed-item{grid-template-columns:220px 1fr}
}
@media (max-width:768px){
  .wrap{padding:0 16px}
  .section{padding:44px 0}
  .nav{height:64px}
  .nav-menu,.nav-safe{display:none}
  .nav-toggle{display:flex}
  .nav-right{gap:10px}
  .cat-head{padding:26px 0}
  .cat-head h1{font-size:26px}
  .cat-sub{font-size:14.5px}
  .point-grid{grid-template-columns:1fr}
  .point{border-right:0;border-bottom:1px solid var(--line);padding:22px 4px}
  .point:last-child{border-bottom:0}
  .num-list{grid-template-columns:1fr;gap:0}
  .sec-title{font-size:23px}
  .advice h2{font-size:23px}
  .feed-item{grid-template-columns:1fr}
  .feed-thumb{min-height:180px}
  .feed-body{padding:18px 20px 22px}
  .cta-band{padding:36px 20px}
  .cta-band h2{font-size:22px}
  .fcard-body{padding:22px}
  .fcard-body h3{font-size:20px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{justify-content:flex-start}
}
@media (max-width:520px){
  .cat-head h1{font-size:23px}
  .btn{width:100%}
  .btn-sm,.nav-right .btn-sm{width:auto}
  .cta-actions .btn{width:100%}
  .fcard-main{min-height:280px}
  .faq-card summary{padding:18px 18px;font-size:15px}
  .faq-answer{padding:0 18px 20px}
}

/* roulang page: category3 */
:root{
  --brand:#E8582B;
  --brand-deep:#C9431B;
  --ink:#17141A;
  --ink-soft:#3A343C;
  --muted:#6B6259;
  --bg:#FBF6F0;
  --card:#FFFFFF;
  --accent:#1FBFAE;
  --soft:#FDEBE3;
  --line:#EFE6DC;
  --r-lg:16px;
  --r-sm:10px;
  --sh-1:0 2px 8px rgba(23,20,26,.06);
  --sh-2:0 10px 24px rgba(23,20,26,.10);
}
*,*::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","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.75;color:var(--ink);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p,figure{margin:0}
button{font-family:inherit;font-size:inherit;line-height:inherit;border:0;background:none;cursor:pointer;color:inherit}
:focus-visible{outline:2px dashed var(--brand);outline-offset:3px}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 24px}

/* ============ 头部导航 ============ */
.site-header{position:sticky;top:0;z-index:80;background:rgba(251,246,240,.94);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:border-color .25s ease,box-shadow .25s ease}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:var(--sh-1)}
.nav{display:flex;align-items:center;gap:32px;height:72px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none}
.logo-mark{width:34px;height:34px;border-radius:10px;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;flex:none;box-shadow:0 4px 12px rgba(232,88,43,.3)}
.logo-text{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.01em}
.logo:hover .logo-text{color:var(--brand)}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:8px}
.nav-menu a{display:inline-block;padding:8px 14px;border-radius:999px;font-size:15px;font-weight:500;color:var(--ink-soft);transition:background .2s,color .2s}
.nav-menu a:hover{background:var(--soft);color:var(--brand)}
.nav-menu a.is-active{background:var(--ink);color:#fff}
.nav-right{display:flex;align-items:center;gap:18px;margin-left:auto}
.nav-safe{font-size:14px;font-weight:500;color:var(--ink-soft)}
.nav-safe:hover{color:var(--brand)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);align-items:center;justify-content:center;background:#fff}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);transition:transform .2s}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-drawer{position:fixed;inset:0;z-index:120;display:none}
.nav-drawer.is-open{display:block}
.nav-drawer-mask{position:absolute;inset:0;background:rgba(23,20,26,.5)}
.nav-drawer-panel{position:absolute;top:0;right:0;bottom:0;width:78%;max-width:320px;background:#fff;padding:24px;display:flex;flex-direction:column;gap:6px;box-shadow:-12px 0 40px rgba(23,20,26,.18)}
.nav-drawer-panel a{padding:13px 12px;border-radius:10px;font-size:16px;font-weight:500;color:var(--ink-soft)}
.nav-drawer-panel a:hover,.nav-drawer-panel a.is-active{background:var(--soft);color:var(--brand)}
.nav-drawer-close{align-self:flex-end;font-size:14px;color:var(--muted);padding:6px 10px;border-radius:8px}
.nav-drawer-cta{margin-top:14px}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:var(--r-sm);font-size:15px;font-weight:600;white-space:nowrap;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(232,88,43,.26)}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(232,88,43,.32)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{height:42px;padding:0 20px;font-size:14px}
.btn-link{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand)}
.btn-link:hover{color:var(--brand-deep);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px}

/* ============ 通用板块 ============ */
.section{padding:72px 0}
.section--white{background:#fff}
.section--soft{background:var(--soft)}
.section--ink{background:var(--ink);color:#fff}
.section--line{border-top:1px solid var(--line)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:34px;flex-wrap:wrap}
.sec-title{font-size:28px;line-height:1.32;color:var(--ink);font-weight:700;letter-spacing:-.01em}
.sec-desc{margin-top:10px;font-size:15px;color:var(--muted);max-width:660px}
.section--ink .sec-title{color:#fff}
.section--ink .sec-desc{color:rgba(255,255,255,.66)}
.eyebrow{display:inline-block;font-size:12.5px;font-weight:600;letter-spacing:.12em;color:var(--brand);margin-bottom:12px}

/* ============ 分类页头 ============ */
.cat-head{background:#fff;border-bottom:1px solid var(--line);padding:24px 0 36px}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:#C9BFB4}
.crumb em{font-style:normal;color:var(--ink-soft);font-weight:600}
.cat-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:36px;margin-top:18px}
.cat-head-main h1{font-size:33px;line-height:1.3;font-weight:700;letter-spacing:-.01em;color:var(--ink)}
.cat-head-main p{margin-top:12px;font-size:15.5px;color:var(--muted);max-width:620px}
.cat-filters{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end;max-width:430px;flex:none}
.filter-pill{font-size:13px;padding:6px 14px;border-radius:999px;background:var(--soft);color:var(--brand-deep);border:1px solid rgba(232,88,43,.16);transition:background .2s,color .2s,border-color .2s,transform .2s}
.filter-pill:hover{background:var(--brand);color:#fff;border-color:var(--brand);transform:translateY(-1px)}

/* ============ 双栏指南 ============ */
.guide-layout{display:grid;grid-template-columns:264px minmax(0,1fr);gap:56px;align-items:start}
.guide-toc{position:sticky;top:96px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-1)}
.guide-toc h2{font-size:13px;letter-spacing:.14em;color:var(--muted);font-weight:700;margin-bottom:14px}
.guide-toc ol{display:flex;flex-direction:column;gap:2px}
.guide-toc li a{display:block;padding:8px 10px;border-radius:8px;font-size:14.5px;color:var(--ink-soft);border-left:2px solid transparent}
.guide-toc li a:hover{background:var(--soft);color:var(--brand);border-left-color:var(--brand)}
.toc-note{margin-top:16px;padding-top:16px;border-top:1px solid var(--line);font-size:13px;color:var(--muted);line-height:1.7}
.toc-note a{color:var(--brand);font-weight:600}
.guide-body{max-width:760px;min-width:0}
.guide-figure{border-radius:var(--r-lg);overflow:hidden;background:var(--soft);box-shadow:var(--sh-1);margin-bottom:32px}
.guide-figure img{width:100%;height:280px;object-fit:cover}
.guide-figure figcaption{padding:14px 20px;font-size:13.5px;color:var(--muted);background:#fff;border-top:1px solid var(--line)}
.guide-block{padding:26px 0;border-bottom:1px solid var(--line);scroll-margin-top:96px}
.guide-block:first-child{padding-top:0}
.guide-block:last-child{border-bottom:0;padding-bottom:0}
.guide-block h2{font-size:21px;font-weight:700;margin-bottom:12px;color:var(--ink)}
.guide-block p{font-size:15.5px;color:var(--ink-soft);margin-bottom:12px}
.guide-block p:last-child{margin-bottom:0}
.guide-note{background:var(--soft);border-left:3px solid var(--brand);border-radius:0 10px 10px 0;padding:14px 18px;font-size:14.5px;color:var(--brand-deep);margin-top:14px}

/* ============ 规则卡 ============ */
.rules-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.rule-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px 26px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease}
.rule-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.rule-num{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.14em;color:var(--brand)}
.rule-card h3{font-size:18px;font-weight:600;margin:10px 0 10px;color:var(--ink)}
.rule-card p{font-size:14.5px;color:var(--muted);line-height:1.72}

/* ============ 举报流程 ============ */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:8px}
.flow-step{border:1px solid rgba(255,255,255,.12);border-radius:var(--r-lg);padding:26px 22px;background:rgba(255,255,255,.04);transition:background .22s ease,transform .22s ease}
.flow-step:hover{background:rgba(255,255,255,.08);transform:translateY(-3px)}
.flow-step .step-no{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:11px;background:var(--brand);color:#fff;font-size:14px;font-weight:700;margin-bottom:16px}
.flow-step h3{font-size:17px;font-weight:600;color:#fff;margin-bottom:8px}
.flow-step p{font-size:14px;color:rgba(255,255,255,.68);line-height:1.7}

/* ============ FAQ ============ */
.faq-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden;max-width:900px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:60px;padding:16px 28px;font-size:16px;font-weight:600;color:var(--ink);cursor:pointer;list-style:none;transition:background .2s,color .2s}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:#FDF8F4;color:var(--brand)}
.faq-sign{position:relative;width:16px;height:16px;flex:none}
.faq-sign::before,.faq-sign::after{content:"";position:absolute;left:50%;top:50%;background:var(--brand);border-radius:2px;transition:transform .22s ease}
.faq-sign::before{width:14px;height:2px;transform:translate(-50%,-50%)}
.faq-sign::after{width:2px;height:14px;transform:translate(-50%,-50%)}
.faq-item[open] .faq-sign::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-body{padding:0 28px 22px;font-size:15px;color:var(--muted);line-height:1.78}

/* ============ 相关阅读 ============ */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.post-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 24px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);color:inherit}
.pc-cat{align-self:flex-start;font-size:12.5px;padding:4px 12px;border-radius:999px;background:var(--soft);color:var(--brand-deep);margin-bottom:14px;font-weight:500}
.post-card h3{font-size:17px;line-height:1.5;font-weight:600;color:var(--ink);margin-bottom:10px}
.post-card p{font-size:14px;color:var(--muted);line-height:1.72;margin-bottom:18px}
.post-card time{margin-top:auto;font-size:13px;color:#9A9087}
.post-empty{background:var(--card);border:1px dashed #E2D6C9;border-radius:var(--r-lg);padding:44px 26px;text-align:center;font-size:15px;color:var(--muted)}

/* ============ 底部转化 ============ */
.cta-band{background:linear-gradient(120deg,#FDEBE3 0%,#FFF8F3 55%,#FDEBE3 100%);border-top:1px solid var(--line);padding:64px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap}
.cta-copy h2{font-size:26px;font-weight:700;color:var(--ink)}
.cta-copy p{margin-top:10px;font-size:15px;color:var(--muted);max-width:520px}
.cta-actions{display:flex;align-items:center;gap:20px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand .logo-text{color:#fff}
.footer-brand .logo:hover .logo-text{color:var(--brand)}
.footer-tag{margin-top:16px;font-size:14px;color:rgba(255,255,255,.62);line-height:1.7;max-width:280px}
.footer-key{margin-top:12px;font-size:13px;color:rgba(255,255,255,.42)}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.04em}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.62)}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding:20px 0 26px;border-top:1px solid rgba(255,255,255,.1);font-size:13px;color:rgba(255,255,255,.44)}

/* ============ 响应式 ============ */
@media (max-width:1080px){
  .guide-layout{grid-template-columns:220px minmax(0,1fr);gap:36px}
  .cat-head-main h1{font-size:29px}
  .nav{gap:20px}
  .nav-menu a{padding:8px 10px;font-size:14px}
}
@media (max-width:960px){
  .nav-menu{display:none}
  .nav-toggle{display:inline-flex}
  .nav-safe{display:none}
  .cat-head-row{flex-direction:column;align-items:flex-start;gap:20px}
  .cat-filters{justify-content:flex-start;max-width:none}
  .guide-layout{grid-template-columns:1fr;gap:28px}
  .guide-toc{position:static}
  .guide-toc ol{flex-direction:row;flex-wrap:wrap;gap:6px}
  .guide-toc li a{border-left:0;border:1px solid var(--line);border-radius:999px;font-size:13.5px;padding:6px 14px}
  .rules-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:repeat(2,1fr)}
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  .wrap{padding:0 20px}
  .section{padding:48px 0}
  .cat-head{padding:20px 0 28px}
  .cat-head-main h1{font-size:25px}
  .cat-head-main p{font-size:14.5px}
  .sec-title{font-size:23px}
  .guide-figure img{height:210px}
  .guide-block h2{font-size:19px}
  .cta-band{padding:44px 0}
  .cta-copy h2{font-size:22px}
}
@media (max-width:520px){
  .wrap{padding:0 16px}
  .nav{height:64px}
  .logo-text{font-size:15.5px}
  .logo-mark{width:30px;height:30px;border-radius:9px}
  .btn{height:46px;padding:0 20px;font-size:14.5px}
  .btn-sm{height:40px;padding:0 16px;font-size:13.5px}
  .cat-head-main h1{font-size:22px}
  .flow{grid-template-columns:1fr}
  .post-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .faq-item summary{padding:14px 18px;font-size:15px}
  .faq-body{padding:0 18px 18px;font-size:14.5px}
  .footer-bottom{flex-direction:column}
}