/* roulang page: index */
:root{
  --brand:#F2610C;
  --brand-dark:#C94A05;
  --brand-light:#FF8A3D;
  --purple:#241436;
  --panel:#1B1030;
  --lime:#B8F24D;
  --bg:#FFF7F0;
  --bg-2:#F4EDE6;
  --text:#2A2233;
  --muted:#6B6273;
  --line:#E8DFD6;
  --r-lg:22px;
  --r:18px;
  --r-sm:14px;
  --shadow:0 1px 2px rgba(36,20,54,.06), 0 10px 30px rgba(36,20,54,.08);
  --shadow-soft:0 1px 2px rgba(36,20,54,.05);
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--purple);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{
  outline:2px solid rgba(242,97,12,.45);
  outline-offset:2px;
  border-radius:10px;
}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px;}
@media(min-width:768px){.container{padding:0 24px;}}
@media(min-width:1024px){.container{padding:0 32px;}}

/* ============ 顶部信息条 ============ */
.topbar{background:var(--purple);color:#F3EAE2;font-size:13px;}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:38px;}
.topbar p{color:#D9CFE4;}
.topbar a{color:var(--lime);white-space:nowrap;}
.topbar a:hover{text-decoration:underline;text-underline-offset:3px;}
@media(max-width:520px){.topbar p{font-size:12px;} .topbar p span{display:none;}}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  padding:12px 0;
  background:linear-gradient(to bottom, rgba(255,247,240,.97), rgba(255,247,240,.82) 70%, rgba(255,247,240,0));
  backdrop-filter:blur(8px);
}
.nav-card{
  display:flex;align-items:center;gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow);padding:12px 16px;flex-wrap:wrap;
}
.brand{display:flex;align-items:center;gap:11px;min-width:0;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex:none;
  background:linear-gradient(135deg,var(--brand),var(--brand-light));
  color:#fff;font-weight:700;font-size:17px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 14px rgba(242,97,12,.3);
}
.brand-text{display:flex;flex-direction:column;line-height:1.28;min-width:0;}
.brand-text strong{font-size:16px;font-weight:700;color:var(--purple);white-space:nowrap;}
.brand-text small{font-size:11.8px;color:var(--muted);white-space:nowrap;}
@media(max-width:400px){
  .brand-text strong{font-size:14.5px;}
  .brand-text small{display:none;}
}
.nav-entries{display:flex;gap:8px;margin-left:auto;}
.nav-chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 14px;border-radius:var(--r-sm);
  background:var(--bg-2);border:1px solid transparent;
  font-size:13.5px;color:#4A4254;
  transition:transform .18s ease,border-color .18s ease,color .18s ease,background .18s ease;
}
.nav-chip:hover{border-color:rgba(242,97,12,.6);color:var(--brand-dark);transform:translateY(-1px);background:#fff;}
.nav-chip.is-active{background:rgba(242,97,12,.1);border-color:rgba(242,97,12,.4);color:var(--brand-dark);font-weight:600;}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--purple);
  align-items:center;justify-content:center;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}
.nav-panel{display:none;width:100%;}
.nav-panel.is-open{display:block;}
.nav-panel-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;padding-top:12px;}
.nav-panel-grid .nav-chip{justify-content:center;padding:12px 10px;font-size:13.5px;}
@media(max-width:1023px){
  .nav-entries{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-actions{margin-left:auto;}
}
@media(max-width:560px){
  .nav-card{gap:12px;padding:11px 13px;border-radius:18px;}
  .nav-actions .btn-primary{padding:9px 14px;font-size:13.5px;}
  .nav-panel-grid{grid-template-columns:1fr 1fr;}
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:12px;font-size:14.5px;font-weight:600;
  padding:11px 20px;border:1px solid transparent;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 18px rgba(242,97,12,.28);}
.btn-primary:hover{background:var(--brand-light);transform:translateY(-1px);box-shadow:0 12px 26px rgba(242,97,12,.34);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(242,97,12,.28);}
.btn-ghost{background:transparent;border-color:rgba(242,97,12,.55);color:var(--brand-dark);}
.btn-ghost:hover{background:rgba(242,97,12,.08);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(0);}
.btn-lime{background:transparent;border-color:rgba(184,242,77,.65);color:var(--lime);}
.btn-lime:hover{background:rgba(184,242,77,.14);transform:translateY(-1px);}
.btn-white{background:#fff;color:var(--purple);}
.btn-white:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(0,0,0,.18);}
.btn-lg{padding:13px 24px;font-size:15.5px;}

/* ============ Hero ============ */
.hero{padding:26px 0 0;}
.hero-grid{display:grid;gap:32px;align-items:center;}
@media(min-width:1024px){
  .hero{padding:38px 0 0;}
  .hero-grid{grid-template-columns:1.02fr .98fr;gap:52px;}
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--brand-dark);
  background:rgba(242,97,12,.1);border-radius:999px;padding:6px 14px;
}
.eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--brand);display:inline-block;}
.hero h1{font-size:28px;line-height:1.38;margin:18px 0 0;letter-spacing:-.2px;}
@media(min-width:640px){.hero h1{font-size:34px;}}
@media(min-width:1024px){.hero h1{font-size:42px;line-height:1.3;}}
.hero-sub{margin:18px 0 0;font-size:16.5px;color:#48404F;max-width:560px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.trust-row{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:26px;font-size:13.5px;color:var(--muted);}
.trust-row li{display:flex;align-items:center;gap:8px;}
.trust-dot{width:8px;height:8px;border-radius:50%;background:var(--brand);flex:none;}
.hero-visual{
  position:relative;border-radius:20px;overflow:hidden;
  box-shadow:var(--shadow);aspect-ratio:16/11;background:var(--bg-2);
}
.hero-visual img{width:100%;height:100%;object-fit:cover;}
.hero-badge{
  position:absolute;left:16px;top:16px;
  background:var(--lime);color:var(--panel);
  font-size:12.5px;font-weight:700;border-radius:999px;padding:6px 14px;
  box-shadow:0 6px 16px rgba(27,16,48,.22);
}
.hero-caption{
  position:absolute;left:0;right:0;bottom:0;padding:26px 20px 18px;
  background:linear-gradient(to top, rgba(27,16,48,.82), rgba(27,16,48,0));
  color:#F4EDE6;font-size:13px;
}

/* ============ 通用板块 ============ */
.section{padding:56px 0;}
@media(min-width:1024px){.section{padding:92px 0;}}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px;}
.section-head h2{font-size:24px;line-height:1.35;}
@media(min-width:1024px){.section-head h2{font-size:29px;}}
.section-head p{margin-top:8px;color:var(--muted);font-size:14.5px;max-width:640px;}
.section-head .head-link{
  font-size:14px;font-weight:600;color:var(--brand-dark);
  display:inline-flex;align-items:center;gap:6px;transition:gap .2s ease,color .2s ease;
}
.section-head .head-link:hover{gap:10px;color:var(--brand);}

/* ============ 主推网格 ============ */
.picks{display:grid;gap:20px;}
@media(min-width:1024px){
  .picks{grid-template-columns:1.32fr 1fr;grid-template-rows:auto auto;}
  .pick-feature{grid-row:span 2;}
}
.pick-card{
  position:relative;display:flex;flex-direction:column;overflow:hidden;
  background:#fff;border:1px solid var(--line);border-radius:var(--r);
  box-shadow:var(--shadow-soft);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.pick-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(242,97,12,.35);}
.pick-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg-2);}
.pick-feature .pick-media{aspect-ratio:16/9;}
.pick-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.pick-card:hover .pick-media img{transform:scale(1.045);}
.badge{
  position:absolute;left:14px;top:14px;
  font-size:12px;font-weight:600;border-radius:999px;padding:5px 12px;
  background:rgba(242,97,12,.94);color:#fff;
}
.badge-lime{background:var(--lime);color:var(--panel);}
.pick-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.pick-body h3{font-size:19px;line-height:1.5;}
.pick-feature .pick-body h3{font-size:22px;line-height:1.45;}
.pick-body p{color:var(--muted);font-size:14.5px;}
.tag{
  display:inline-block;font-size:12.5px;font-weight:600;
  color:var(--brand-dark);background:rgba(242,97,12,.1);
  border-radius:999px;padding:4px 12px;
}
.tag-lime{background:rgba(184,242,77,.28);color:#3C5410;}
.card-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:12px;border-top:1px dashed var(--line);
}
.card-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-dark);transition:gap .2s ease,color .2s ease;}
.card-link:hover{gap:10px;color:var(--brand);}
.progress-track{height:6px;border-radius:999px;background:var(--bg-2);overflow:hidden;margin-top:4px;}
.progress-fill{height:100%;width:72%;border-radius:999px;background:linear-gradient(90deg,var(--brand),var(--brand-light));}

/* ============ 最新信息（CMS） ============ */
.news-grid{display:grid;gap:18px;}
@media(min-width:640px){.news-grid{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1024px){.news-grid{grid-template-columns:repeat(3,1fr);}}
.news-card{
  display:flex;flex-direction:column;gap:12px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:22px;box-shadow:var(--shadow-soft);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(242,97,12,.3);}
.news-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12.5px;color:var(--muted);}
.news-card h3{font-size:17.5px;line-height:1.55;}
.news-card h3 a:hover{color:var(--brand-dark);}
.news-card p{
  color:#5A5264;font-size:14px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;padding-top:8px;}
.arrow-btn{
  width:32px;height:32px;border-radius:50%;flex:none;
  background:rgba(242,97,12,.1);color:var(--brand-dark);
  display:inline-flex;align-items:center;justify-content:center;font-size:15px;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.news-card:hover .arrow-btn,.pick-card:hover .arrow-btn{background:var(--brand);color:#fff;transform:translateX(2px);}
.empty-state{
  grid-column:1/-1;text-align:center;padding:46px 22px;
  border:1px dashed var(--line);border-radius:var(--r);background:#fff;color:var(--muted);
}
.empty-state strong{display:block;color:var(--purple);font-size:16px;margin-bottom:8px;}
.empty-state a{color:var(--brand-dark);font-weight:600;}

/* ============ 评价轨道 ============ */
.rail-wrap{position:relative;}
.rail{
  display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 4px 20px;scrollbar-width:none;
}
.rail::-webkit-scrollbar{display:none;}
.rail-card{
  scroll-snap-align:start;flex:0 0 282px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:22px;box-shadow:var(--shadow-soft);
  display:flex;flex-direction:column;gap:12px;
}
@media(min-width:640px){.rail-card{flex:0 0 340px;}}
.rail-head{display:flex;align-items:center;gap:12px;}
.avatar{
  width:42px;height:42px;border-radius:50%;flex:none;
  background:linear-gradient(135deg,#F4EDE6,#E8DFD6);
  color:var(--brand-dark);font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.rail-head strong{display:block;font-size:15px;color:var(--purple);}
.rail-head small{font-size:12.5px;color:var(--muted);}
.stars{color:#F2A50C;font-size:13px;letter-spacing:2px;}
.rail-card blockquote{margin:0;font-size:14.5px;color:#403A4C;}
.rail-card footer{font-size:12.5px;color:var(--muted);margin-top:auto;}
.rail-nav{display:flex;gap:10px;justify-content:flex-end;margin-bottom:6px;}
.icon-btn{
  width:40px;height:40px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--purple);
  display:inline-flex;align-items:center;justify-content:center;
  transition:border-color .18s ease,color .18s ease,background .18s ease;
}
.icon-btn:hover{border-color:var(--brand);color:var(--brand);background:#FFF3EA;}

/* ============ 保障条 ============ */
.guard-grid{display:grid;gap:14px;}
@media(min-width:640px){.guard-grid{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1024px){.guard-grid{grid-template-columns:repeat(4,1fr);}}
.guard-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:20px;display:flex;flex-direction:column;gap:8px;
  transition:border-color .2s ease,transform .2s ease;
}
.guard-item:hover{border-color:rgba(242,97,12,.32);transform:translateY(-2px);}
.guard-icon{
  width:38px;height:38px;border-radius:12px;
  background:rgba(242,97,12,.1);color:var(--brand);
  display:flex;align-items:center;justify-content:center;
}
.guard-item strong{font-size:15.5px;}
.guard-item span{font-size:13.5px;color:var(--muted);}

/* ============ 差异化说明 ============ */
.diff-grid{display:grid;gap:20px;}
@media(min-width:1024px){.diff-grid{grid-template-columns:1.03fr .97fr;}}
.diff-panel{
  background:var(--panel);color:#DCD1E8;border-radius:var(--r-lg);
  padding:32px 28px;box-shadow:0 0 0 1px rgba(255,255,255,.06);
}
@media(min-width:1024px){.diff-panel{padding:40px 38px;}}
.diff-panel h2{color:#fff;font-size:24px;line-height:1.4;}
@media(min-width:1024px){.diff-panel h2{font-size:27px;}}
.diff-panel ul{margin-top:18px;display:flex;flex-direction:column;gap:14px;}
.diff-panel li{display:flex;gap:12px;font-size:14.6px;color:#CBBEDD;}
.dot-lime{width:9px;height:9px;border-radius:50%;background:var(--lime);margin-top:9px;flex:none;}
.diff-panel .panel-note{margin-top:22px;font-size:12.8px;color:#9E91B1;}
.diff-cells{display:grid;gap:16px;}
@media(min-width:640px){.diff-cells{grid-template-columns:repeat(2,1fr);}}
.cell-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:22px;display:flex;flex-direction:column;gap:8px;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.cell-card:hover{transform:translateY(-2px);border-color:rgba(242,97,12,.3);box-shadow:var(--shadow-soft);}
.cell-card h3{font-size:17px;}
.cell-card p{font-size:14px;color:var(--muted);}
.cell-num{
  font-size:13px;font-weight:700;color:#3C5410;background:rgba(184,242,77,.4);
  border-radius:999px;padding:3px 11px;align-self:flex-start;
}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px;}
.faq-item{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:16px;overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:rgba(242,97,12,.28);box-shadow:var(--shadow-soft);}
.faq-item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brand);}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  padding:18px 54px 18px 24px;font-size:15.5px;font-weight:600;
  color:var(--purple);line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  color:var(--brand);font-size:21px;font-weight:400;transition:transform .2s ease;
}
.faq-item[open] summary::after{content:"–";}
.faq-item p{padding:0 24px 20px;color:#5A5264;font-size:15px;line-height:1.85;}

/* ============ CTA ============ */
.cta-panel{
  background:var(--panel);border-radius:24px;
  padding:36px 28px;display:grid;gap:26px;
  color:#EFE7F5;box-shadow:0 0 0 1px rgba(255,255,255,.06);
  position:relative;overflow:hidden;
}
.cta-panel::after{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle, rgba(242,97,12,.4), rgba(242,97,12,0) 70%);
}
@media(min-width:1024px){.cta-panel{grid-template-columns:1.15fr .85fr;align-items:center;padding:48px 44px;}}
.cta-panel h2{color:#fff;font-size:25px;line-height:1.4;}
.cta-panel p{margin-top:12px;color:#C6B8D6;font-size:15px;max-width:520px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1;}
.cta-note{margin-top:16px;font-size:12.8px;color:#9E91B1;}

/* ============ 页脚 ============ */
.site-footer{background:#fff;border-top:1px solid var(--line);margin-top:48px;}
.footer-grid{display:grid;gap:28px;padding:52px 0 30px;}
@media(min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.45fr 1fr 1fr 1fr;}}
.footer-brand strong{font-size:16.5px;color:var(--purple);}
.footer-brand p{margin-top:12px;font-size:13.8px;color:var(--muted);line-height:1.8;}
.footer-col h4{font-size:14.5px;margin-bottom:14px;color:var(--purple);}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:13.8px;color:var(--muted);transition:color .18s ease;}
.footer-col a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:2px;}
.footer-bottom{
  border-top:1px solid var(--line);padding:18px 0 26px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:var(--muted);
}

/* 入场动画 */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .55s ease,transform .55s ease;}
.reveal.is-in{opacity:1;transform:none;}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
}

/* roulang page: article */
:root{
  --brand:#F2610C;
  --brand-dark:#C94A05;
  --brand-light:#FF8A3D;
  --ink:#241436;
  --panel:#1B1030;
  --lime:#B8F24D;
  --bg:#FFF7F0;
  --bg-2:#F4EDE6;
  --text:#2A2233;
  --muted:#6B6273;
  --line:#E8DFD6;
  --radius-card:18px;
  --radius-soft:14px;
  --radius-btn:12px;
  --shadow-1:0 1px 2px rgba(36,20,54,.06);
  --shadow-2:0 10px 30px rgba(36,20,54,.08);
  --shadow-3:0 16px 40px rgba(36,20,54,.14);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,-apple-system,'Segoe UI',sans-serif;
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid rgba(242,97,12,.5);outline-offset:2px;border-radius:8px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px}
@media (min-width:768px){.container{padding:0 24px}}
@media (min-width:1024px){.container{padding:0 32px}}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:var(--panel);
  color:#EFE7F6;
  font-size:13px;
  line-height:1.6;
}
.topbar .container{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  min-height:38px;padding-top:6px;padding-bottom:6px;
}
.topbar strong{color:var(--lime);font-weight:600}
.topbar a{color:#FFD9C0;border-bottom:1px solid rgba(255,217,192,.35)}
.topbar a:hover{color:#fff;border-color:#fff}
.topbar .topbar-right{display:none}
@media (min-width:768px){.topbar .topbar-right{display:block}}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  padding:12px 0;
  background:rgba(255,247,240,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-card{
  position:relative;
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  background:#fff;
  border:1px solid var(--line);
  border-radius:20px;
  padding:10px 14px;
  box-shadow:var(--shadow-1),var(--shadow-2);
}
.brand{display:flex;align-items:center;gap:10px}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;
  display:flex;align-items:center;justify-content:center;
  border-radius:13px;
  background:linear-gradient(135deg,var(--brand),var(--brand-light));
  color:#fff;font-weight:700;font-size:18px;
  box-shadow:0 6px 16px rgba(242,97,12,.32);
}
.brand-text strong{display:block;font-size:15.5px;font-weight:700;letter-spacing:.2px;line-height:1.35}
.brand-text small{display:block;font-size:11.5px;color:var(--muted);line-height:1.4}

.nav-entries{display:none;gap:8px;margin-left:auto}
.nav-chip{
  display:inline-flex;align-items:center;
  padding:8px 13px;
  border-radius:var(--radius-soft);
  background:var(--bg-2);
  border:1px solid transparent;
  font-size:13.5px;color:var(--text);
  white-space:nowrap;
  transition:transform .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.nav-chip:hover{background:#fff;border-color:var(--brand);color:var(--brand-dark);transform:translateY(-1px)}
.nav-chip.is-active{background:rgba(242,97,12,.1);border-color:rgba(242,97,12,.38);color:var(--brand-dark);font-weight:600}

.nav-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
@media (min-width:1024px){.nav-entries{display:flex}.nav-actions{margin-left:0}}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 18px;
  border-radius:var(--radius-btn);
  font-size:14.5px;font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .18s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(242,97,12,.28)}
.btn-primary:hover{background:var(--brand-light);transform:translateY(-1px);box-shadow:0 12px 26px rgba(242,97,12,.34)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--brand-dark);border-color:var(--brand)}
.btn-ghost:hover{background:rgba(242,97,12,.08);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-light:hover{border-color:var(--brand);color:var(--brand-dark)}
.btn-lime{background:transparent;color:#EAFBD1;border-color:rgba(184,242,77,.6)}
.btn-lime:hover{background:rgba(184,242,77,.14);color:#fff}

.nav-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;
  border-radius:var(--radius-btn);
  background:#fff;border:1px solid var(--line);color:var(--ink);
  cursor:pointer;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand-dark)}
@media (min-width:1024px){.nav-toggle{display:none}}

.nav-panel{display:none;width:100%;order:5}
.nav-panel.is-open{display:block}
@media (min-width:1024px){.nav-panel.is-open{display:none}}
.nav-panel-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:12px}
.nav-panel-grid .nav-chip{justify-content:center;padding:12px 10px;font-size:14px}

/* ---------- 面包屑 ---------- */
.crumb{padding:22px 0 0}
.crumb-list{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:14px;color:var(--muted)}
.crumb-list li{display:flex;align-items:center;gap:8px;min-width:0}
.crumb-sep{color:#C2B6C9}
.crumb-list a{color:var(--muted)}
.crumb-list a:hover{color:var(--brand-dark)}
.crumb-current{color:var(--text);max-width:280px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
@media (min-width:768px){.crumb-current{max-width:460px}}

/* ---------- 文章标题区 ---------- */
.article-head{padding:26px 0 34px;border-bottom:1px solid var(--line);margin-bottom:34px}
.article-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--brand-dark);font-weight:600;letter-spacing:.4px;margin-bottom:14px}
.article-head .eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--brand)}
.article-head h1{
  font-size:28px;line-height:1.42;font-weight:700;letter-spacing:.2px;
  color:var(--ink);
  max-width:900px;
}
@media (min-width:768px){.article-head h1{font-size:34px}}
@media (min-width:1024px){.article-head h1{font-size:42px;line-height:1.34}}
.article-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:18px;font-size:14px;color:var(--muted)}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;line-height:1.6;
  background:rgba(242,97,12,.1);color:var(--brand-dark);
}
.badge-lime{background:var(--lime);color:var(--ink)}
.meta-dot{width:4px;height:4px;border-radius:50%;background:#CFC4D6}

/* ---------- 布局 ---------- */
.article-layout{display:grid;grid-template-columns:1fr;gap:40px;align-items:start}
@media (min-width:1100px){.article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:48px}}

.article-body{
  max-width:780px;
  font-size:17px;line-height:1.85;color:var(--text);
}
.article-body p{margin:0 0 1.25em}
.article-body h2{
  position:relative;
  font-size:25px;font-weight:700;line-height:1.5;color:var(--ink);
  margin:1.9em 0 .85em;padding-left:15px;
}
.article-body h2::before{content:"";position:absolute;left:0;top:.24em;width:4px;height:1em;border-radius:2px;background:var(--brand)}
.article-body h3{font-size:20px;font-weight:600;color:var(--ink);margin:1.55em 0 .6em;line-height:1.55}
.article-body h4{font-size:17px;font-weight:600;color:var(--ink);margin:1.3em 0 .5em}
.article-body ul,.article-body ol{margin:0 0 1.25em;padding-left:1.35em;list-style:revert}
.article-body li{margin:.4em 0}
.article-body ul li::marker{color:var(--brand)}
.article-body ol li::marker{color:var(--brand-dark);font-weight:600}
.article-body blockquote{
  margin:1.5em 0;padding:16px 20px;
  border-left:3px solid var(--brand);
  background:#FFF2E8;
  border-radius:0 14px 14px 0;
  color:#4B4152;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;margin:1.5em auto;box-shadow:var(--shadow-1)}
.article-body figure{margin:1.5em 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:.65em}
.article-body a{color:var(--brand-dark);border-bottom:1px solid rgba(242,97,12,.4)}
.article-body a:hover{color:var(--brand);border-color:var(--brand)}
.article-body strong{font-weight:600;color:var(--ink)}
.article-body hr{border:none;border-top:1px solid var(--line);margin:2.2em 0}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;
  border:1px solid var(--line);border-radius:14px;overflow:hidden;
  font-size:15px;line-height:1.7;margin:1.6em 0;
}
.article-body thead th{background:var(--bg-2);text-align:left;font-weight:600;padding:11px 14px;color:var(--ink)}
.article-body td{padding:11px 14px;border-top:1px solid var(--line);vertical-align:top}
.article-body tbody tr:nth-child(even) td{background:#FFFCF9}

.empty-state{
  padding:44px 24px;text-align:center;
  background:#fff;border:1px dashed var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
}
.empty-state .empty-icon{
  width:54px;height:54px;margin:0 auto 16px;border-radius:16px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(242,97,12,.1);color:var(--brand);
}
.empty-state h3{font-size:19px;font-weight:600;color:var(--ink);margin-bottom:8px}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:18px}

/* ---------- 文末标签与翻页 ---------- */
.article-foot{margin-top:44px;padding-top:26px;border-top:1px solid var(--line)}
.tag-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:24px}
.tag-row .tag-label{font-size:13.5px;color:var(--muted)}
.tag{
  display:inline-flex;align-items:center;
  padding:7px 14px;border-radius:999px;
  background:var(--bg-2);border:1px solid var(--line);
  font-size:13px;color:var(--text);
  transition:border-color .18s ease,color .18s ease,background .18s ease;
}
.tag:hover{border-color:var(--brand);color:var(--brand-dark);background:#fff}

.post-nav{display:grid;grid-template-columns:1fr;gap:14px}
@media (min-width:640px){.post-nav{grid-template-columns:1fr 1fr}}
.post-nav-card{
  display:flex;flex-direction:column;gap:6px;
  padding:18px 20px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-soft);
  box-shadow:var(--shadow-1);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.post-nav-card:hover{transform:translateY(-2px);border-color:var(--brand);box-shadow:var(--shadow-2)}
.post-nav-card span{font-size:12.5px;color:var(--muted)}
.post-nav-card strong{font-size:15.5px;font-weight:600;color:var(--ink);line-height:1.6}

/* ---------- 侧栏 ---------- */
.side-col{display:grid;gap:18px}
@media (min-width:1100px){.side-col{position:sticky;top:104px}}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px;box-shadow:var(--shadow-1);
}
.side-card h3{font-size:16px;font-weight:700;color:var(--ink);margin-bottom:14px}
.side-list{display:grid;gap:10px}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 14px;border-radius:var(--radius-soft);
  background:var(--bg-2);font-size:14px;color:var(--text);
  transition:background .18s ease,color .18s ease,transform .18s ease;
}
.side-list a:hover{background:#fff;color:var(--brand-dark);transform:translateX(2px);box-shadow:var(--shadow-1)}
.side-note{font-size:13.5px;color:var(--muted);line-height:1.75;margin-bottom:14px}
.side-cta{
  background:linear-gradient(160deg,#241436,#1B1030);
  color:#EFE7F6;border-color:transparent;box-shadow:none;
}
.side-cta h3{color:#fff}
.side-cta .side-note{color:#C9BFD6}

/* ---------- 相关推荐 ---------- */
.section{padding:64px 0}
@media (min-width:1024px){.section{padding:92px 0}}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:28px}
.section-head h2{font-size:25px;font-weight:700;color:var(--ink);line-height:1.4}
@media (min-width:768px){.section-head h2{font-size:29px}}
.section-head p{color:var(--muted);font-size:15px;margin-top:8px;max-width:640px}
.section-link{font-size:14.5px;font-weight:600;color:var(--brand-dark);display:inline-flex;align-items:center;gap:6px}
.section-link:hover{color:var(--brand)}

.rel-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:640px){.rel-grid{grid-template-columns:1fr 1fr}}
@media (min-width:1024px){.rel-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.rel-card{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-3);border-color:rgba(242,97,12,.4)}
.rel-thumb{position:relative;aspect-ratio:16/10;background:var(--bg-2);overflow:hidden}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.rel-card:hover .rel-thumb img{transform:scale(1.05)}
.rel-thumb .badge{position:absolute;left:12px;top:12px;background:var(--lime);color:var(--ink)}
.rel-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.rel-body h3{font-size:18px;font-weight:600;line-height:1.6;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-body p{font-size:14.5px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);margin-top:auto;padding-top:6px}
.rel-more{font-size:13.5px;font-weight:600;color:var(--brand-dark)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto;display:grid;gap:14px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-soft);
  box-shadow:var(--shadow-1);overflow:hidden;
}
.faq-item summary{
  position:relative;list-style:none;cursor:pointer;
  padding:18px 56px 18px 22px;
  font-size:16px;font-weight:600;color:var(--ink);
  display:flex;align-items:center;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:2px;background:var(--brand)}
.faq-item summary::after{
  content:"";position:absolute;right:22px;top:50%;width:9px;height:9px;
  border-right:2px solid var(--brand);border-bottom:2px solid var(--brand);
  transform:translateY(-70%) rotate(45deg);transition:transform .22s ease;
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq-item p{padding:0 22px 20px;font-size:15px;color:var(--muted);line-height:1.8}

/* ---------- 底部转化 ---------- */
.cta-panel{
  background:linear-gradient(150deg,#241436,#1B1030);
  border-radius:24px;
  padding:32px 24px;
  color:#EFE7F6;
  box-shadow:0 20px 44px rgba(27,16,48,.28);
  display:grid;gap:24px;
}
@media (min-width:768px){.cta-panel{padding:44px 40px}}
@media (min-width:1024px){.cta-panel{grid-template-columns:1.3fr 1fr;align-items:center;gap:36px}}
.cta-panel h2{font-size:24px;font-weight:700;color:#fff;line-height:1.45}
@media (min-width:768px){.cta-panel h2{font-size:28px}}
.cta-panel p{margin-top:12px;font-size:15px;color:#C9BFD6;line-height:1.8}
.cta-sub{margin-top:16px;font-size:13px;color:#9E93AE}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
@media (min-width:1024px){.cta-actions{justify-content:flex-end}}

/* ---------- 页脚 ---------- */
.site-footer{background:#fff;border-top:1px solid var(--line);padding:56px 0 0;margin-top:8px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:30px}
@media (min-width:640px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{width:36px;height:36px;flex:0 0 36px;font-size:16px}
.footer-brand strong{font-size:16px;color:var(--ink)}
.footer-col p{font-size:14px;color:var(--muted);line-height:1.8}
.footer-col h3{font-size:14.5px;font-weight:700;color:var(--ink);margin-bottom:14px;letter-spacing:.3px}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:14px;color:var(--muted);position:relative;padding-bottom:2px;border-bottom:2px solid transparent;transition:color .18s ease,border-color .18s ease}
.footer-links a:hover{color:var(--brand-dark);border-color:var(--brand)}
.footer-form{display:grid;gap:10px;margin-top:14px}
.footer-form label{font-size:13px;color:var(--muted)}
.footer-form input{
  height:46px;padding:0 14px;border-radius:var(--radius-btn);
  border:1px solid var(--line);background:var(--bg);font-size:14.5px;color:var(--text);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.footer-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(242,97,12,.14)}
.footer-bottom{
  margin-top:44px;padding:20px 0;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:var(--muted);
}
.footer-bottom a{color:var(--muted)}
.footer-bottom a:hover{color:var(--brand-dark)}

/* ---------- 返回顶部 ---------- */
.back-top{
  position:fixed;right:20px;bottom:28px;z-index:70;
  width:46px;height:46px;border-radius:14px;
  display:none;align-items:center;justify-content:center;
  background:var(--brand);color:#fff;border:none;cursor:pointer;
  box-shadow:0 12px 26px rgba(242,97,12,.34);
  transition:opacity .2s ease,transform .2s ease,background .2s ease;
}
.back-top:hover{background:var(--brand-light);transform:translateY(-2px)}
@media (min-width:1024px){.back-top{display:flex;opacity:0;pointer-events:none}}
@media (min-width:1024px){.back-top.is-show{opacity:1;pointer-events:auto}}

/* roulang page: category1 */
:root{
    --brand:#F2610C;
    --brand-dark:#C94A05;
    --brand-light:#FF8A3D;
    --ink:#241436;
    --panel:#1B1030;
    --lime:#B8F24D;
    --bg:#FFF7F0;
    --bg2:#F4EDE6;
    --text:#2A2233;
    --muted:#6B6273;
    --line:#E8DFD6;
    --r-lg:24px;
    --r-card:18px;
    --r-sm:14px;
    --r-btn:12px;
    --maxw:1200px;
    --sh-1:0 1px 2px rgba(36,20,54,.06), 0 10px 30px rgba(36,20,54,.08);
    --sh-2:0 1px 2px rgba(36,20,54,.08), 0 18px 44px rgba(36,20,54,.14);
  }

  *{box-sizing:border-box}
  html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
    font-size:16px;
    line-height:1.85;
  }
  h1,h2,h3,h4,p,ul,ol,figure{margin:0}
  ul,ol{padding:0;list-style:none}
  img{display:block;max-width:100%}
  a{color:inherit;text-decoration:none;transition:color .2s ease}
  button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
  :focus-visible{outline:2px solid rgba(242,97,12,.5);outline-offset:2px;border-radius:8px}

  .container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 16px}
  @media (min-width:768px){.container{padding:0 24px}}
  @media (min-width:1024px){.container{padding:0 32px}}

  /* ---------- 顶部导航 ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;padding:12px 0;
    background:rgba(255,247,240,.93);
    backdrop-filter:blur(12px);
    border-bottom:1px solid var(--line);
  }
  .nav-card{
    position:relative;display:flex;align-items:center;gap:12px;
    background:#fff;border:1px solid var(--line);border-radius:20px;
    padding:10px 12px;box-shadow:var(--sh-1);
  }
  .brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
  .brand-mark{
    width:42px;height:42px;border-radius:13px;
    background:linear-gradient(140deg,var(--brand),var(--brand-dark));
    display:grid;place-items:center;color:#fff;font-size:18px;font-weight:700;
  }
  .brand-text{display:flex;flex-direction:column;line-height:1.2}
  .brand-text strong{font-size:15px;color:var(--ink);font-weight:700;letter-spacing:.2px}
  .brand-text small{font-size:11.5px;color:var(--muted)}

  .nav-entries{display:none}
  .nav-chip{
    display:inline-flex;align-items:center;justify-content:center;gap:6px;
    padding:9px 13px;border-radius:var(--r-sm);font-size:14px;font-weight:600;
    color:var(--ink);background:var(--bg2);border:1px solid transparent;
    white-space:nowrap;transition:background .2s ease,color .2s ease,transform .18s ease,border-color .2s ease;
  }
  .nav-chip:hover{background:#fff;color:var(--brand-dark);border-color:rgba(242,97,12,.35);transform:translateY(-1px)}
  .nav-chip.is-active{background:rgba(242,97,12,.12);color:var(--brand-dark);border-color:rgba(242,97,12,.4)}

  .nav-actions{margin-left:auto;display:flex;align-items:center;gap:8px}
  .nav-toggle{
    display:inline-grid;place-items:center;width:42px;height:42px;border-radius:var(--r-btn);
    border:1px solid var(--line);background:#fff;color:var(--ink);transition:.2s;
  }
  .nav-toggle:hover{border-color:rgba(242,97,12,.45);color:var(--brand)}

  .nav-panel{
    display:none;position:absolute;left:0;right:0;top:calc(100% + 10px);
    background:#fff;border:1px solid var(--line);border-radius:18px;
    box-shadow:var(--sh-2);padding:14px;z-index:70;
  }
  .nav-panel.is-open{display:block}
  .nav-panel-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .nav-panel-grid .nav-chip{padding:12px 10px}

  @media (min-width:768px){
    .nav-panel-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
  }
  @media (min-width:1024px){
    .nav-entries{display:flex;gap:8px;flex:1 1 auto;justify-content:center}
    .nav-toggle{display:none}
    .nav-panel{display:none !important}
  }
  @media (max-width:560px){
    .nav-actions .btn{display:none}
  }

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:6px;
    padding:11px 20px;border-radius:var(--r-btn);font-size:14.5px;font-weight:600;line-height:1.2;
    border:1px solid transparent;cursor:pointer;
    transition:transform .18s ease,background .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(242,97,12,.28)}
  .btn-primary:hover{background:var(--brand-light);transform:translateY(-1px);box-shadow:0 10px 22px rgba(242,97,12,.34)}
  .btn-primary:active{transform:translateY(0);background:var(--brand-dark)}
  .btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand-dark)}
  .btn-ghost:hover{background:rgba(242,97,12,.08)}
  .btn-outline-light{border-color:rgba(255,255,255,.55);color:#fff;background:rgba(255,255,255,.06)}
  .btn-outline-light:hover{background:rgba(255,255,255,.16);transform:translateY(-1px)}
  .btn-lime{border-color:var(--lime);color:var(--lime);background:transparent}
  .btn-lime:hover{background:rgba(184,242,77,.14);transform:translateY(-1px)}

  /* ---------- 面包屑 / 徽章 / 标签 ---------- */
  .crumb{display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:13.5px;color:var(--muted);margin-bottom:14px}
  .crumb a:hover{color:var(--brand)}
  .crumb .sep{color:#c6bcb2}

  .badge{display:inline-block;padding:5px 13px;border-radius:999px;font-size:12.5px;font-weight:600;letter-spacing:.3px}
  .badge-lime{background:var(--lime);color:var(--ink)}
  .badge-brand{background:rgba(242,97,12,.12);color:var(--brand-dark)}

  .tag{
    display:inline-flex;align-items:center;gap:5px;padding:4px 11px;border-radius:999px;
    font-size:12.5px;font-weight:600;background:var(--bg2);color:var(--brand-dark);
  }

  /* ---------- Hero ---------- */
  .page-hero{padding:26px 0 6px}
  .hero-banner{
    position:relative;overflow:hidden;border-radius:var(--r-lg);
    box-shadow:var(--sh-2);min-height:360px;display:flex;align-items:flex-end;
  }
  .hero-banner .hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
  .hero-banner::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(110deg,rgba(27,16,48,.94) 0%,rgba(27,16,48,.78) 46%,rgba(27,16,48,.36) 100%);
  }
  .hero-inner{position:relative;z-index:2;padding:30px 22px 28px;color:#fff;max-width:780px}
  .hero-inner h1{font-size:26px;line-height:1.38;font-weight:700;margin:12px 0 12px}
  .hero-lead{font-size:15px;line-height:1.85;color:rgba(255,255,255,.86);margin-bottom:20px}
  .hero-actions{display:flex;flex-wrap:wrap;gap:10px}
  .hero-stats{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
  .hero-stats li{
    display:flex;align-items:center;gap:6px;
    background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);
    border-radius:999px;padding:7px 14px;font-size:13px;color:rgba(255,255,255,.9);
  }
  .hero-stats b{color:var(--lime);font-weight:700}
  @media (min-width:768px){
    .hero-inner{padding:46px 40px 42px}
    .hero-inner h1{font-size:34px}
    .hero-lead{font-size:16px}
  }
  @media (min-width:1100px){
    .hero-inner h1{font-size:42px}
  }

  /* ---------- 板块 ---------- */
  .section{padding:52px 0}
  .section-alt{background:var(--bg2)}
  @media (min-width:1024px){.section{padding:88px 0}}
  .section-title{font-size:23px;line-height:1.4;font-weight:700;color:var(--ink);margin-bottom:10px}
  @media (min-width:768px){.section-title{font-size:28px}}
  .section-sub{color:var(--muted);font-size:15px;max-width:780px;margin-bottom:26px}
  .lead-text{font-size:16px;color:var(--muted);margin-bottom:8px}

  /* ---------- 两栏布局 ---------- */
  .layout{display:grid;gap:28px;grid-template-columns:minmax(0,1fr)}
  @media (min-width:1100px){.layout{grid-template-columns:minmax(0,1fr) 320px;gap:36px}}
  .side-col{display:grid;gap:18px;align-content:start}
  @media (min-width:1100px){.side-col{position:sticky;top:96px}}

  .card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-1)}
  .card-title{
    display:flex;align-items:center;gap:8px;
    font-size:16px;font-weight:700;color:var(--ink);margin-bottom:14px;
  }
  .card-title::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--brand)}

  /* ---------- 侧栏目录 ---------- */
  .toc-list{display:grid;gap:6px}
  .toc-list a{
    display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--r-sm);
    font-size:14px;color:var(--text);background:var(--bg);border:1px solid transparent;
    transition:background .2s ease,color .2s ease,transform .2s ease,border-color .2s ease;
  }
  .toc-list a:hover{background:rgba(242,97,12,.08);color:var(--brand-dark);border-color:rgba(242,97,12,.25);transform:translateX(2px)}
  .toc-list .num{font-size:12px;font-weight:700;color:var(--brand);min-width:20px}

  .side-cta{
    background:linear-gradient(150deg,rgba(242,97,12,.12),rgba(184,242,77,.2));
    border:1px solid var(--line);border-radius:var(--r-card);padding:20px;
  }
  .side-cta h3{font-size:16px;font-weight:700;color:var(--ink);margin-bottom:8px}
  .side-cta p{font-size:14px;color:var(--muted);line-height:1.8;margin-bottom:14px}

  /* ---------- 图文交替块 ---------- */
  .alt-block{
    display:grid;gap:20px;margin:28px 0;padding:22px;
    background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--sh-1);
  }
  .alt-media img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:16px;background:var(--bg2)}
  .alt-body h3{font-size:19px;line-height:1.5;font-weight:600;color:var(--ink);margin:12px 0 10px}
  .alt-body p{font-size:15.5px;color:var(--muted);margin-bottom:14px}
  .dot-list{display:grid;gap:8px}
  .dot-list li{position:relative;padding-left:18px;font-size:15px;line-height:1.75;color:var(--text)}
  .dot-list li::before{
    content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--brand);
  }
  @media (min-width:768px){
    .alt-block{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:center;gap:26px;padding:26px}
    .alt-block--reverse .alt-media{order:2}
  }

  /* ---------- FAQ ---------- */
  .faq-list{display:grid;gap:10px}
  .faq-item{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden}
  .faq-item::before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:0 3px 3px 0;background:var(--brand)}
  .faq-item summary{
    list-style:none;cursor:pointer;padding:14px 16px 14px 20px;
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    font-size:15px;font-weight:600;color:var(--ink);transition:color .2s ease;
  }
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-item summary:hover{color:var(--brand-dark)}
  .faq-arrow{flex:0 0 auto;color:var(--brand);transition:transform .25s ease}
  .faq-item[open] .faq-arrow{transform:rotate(180deg)}
  .faq-body{padding:0 18px 16px 20px;font-size:14.5px;line-height:1.8;color:var(--muted)}
  .faq-item[open] .faq-body{border-top:1px solid var(--line);padding-top:14px}

  /* ---------- 看点卡片 ---------- */
  .pick-grid{display:grid;gap:18px;grid-template-columns:minmax(0,1fr)}
  @media (min-width:640px){.pick-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
  @media (min-width:1024px){.pick-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
  .pick-card{
    display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
    border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
    transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  }
  .pick-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(242,97,12,.3)}
  .pick-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg2)}
  .pick-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
  .pick-card:hover .pick-thumb img{transform:scale(1.04)}
  .pick-thumb .badge{position:absolute;left:12px;top:12px}
  .pick-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
  .pick-body h3{font-size:17.5px;line-height:1.5;font-weight:600;color:var(--ink)}
  .pick-body p{font-size:14px;line-height:1.75;color:var(--muted)}
  .pick-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;padding-top:8px;border-top:1px dashed var(--line)}
  .pick-link{display:inline-flex;align-items:center;gap:5px;font-size:13.5px;font-weight:600;color:var(--brand-dark)}
  .pick-link:hover{color:var(--brand)}

  /* ---------- 转化面板 ---------- */
  .cta-panel{
    position:relative;overflow:hidden;background:var(--panel);color:#fff;
    border-radius:var(--r-lg);padding:32px 22px;display:grid;gap:22px;box-shadow:var(--sh-2);
  }
  .cta-panel::before{
    content:"";position:absolute;right:-70px;top:-70px;width:240px;height:240px;border-radius:50%;
    background:radial-gradient(circle,rgba(242,97,12,.5),transparent 70%);
  }
  .cta-panel h2{position:relative;font-size:23px;line-height:1.42;font-weight:700;margin-bottom:10px}
  .cta-panel p{position:relative;font-size:15px;line-height:1.85;color:rgba(255,255,255,.82)}
  .cta-actions{position:relative;display:flex;flex-wrap:wrap;gap:12px}
  .cta-note{position:relative;font-size:13px;color:rgba(255,255,255,.6);margin-top:6px}
  @media (min-width:1024px){
    .cta-panel{grid-template-columns:1.15fr .85fr;align-items:center;padding:46px 44px}
    .cta-panel h2{font-size:30px}
  }

  /* ---------- 页脚 ---------- */
  .site-footer{background:#fff;border-top:1px solid var(--line);padding:48px 0 0;margin-top:16px}
  .footer-grid{display:grid;gap:28px;grid-template-columns:minmax(0,1fr)}
  @media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
  @media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}}
  .footer-brand strong{font-size:17px;color:var(--ink)}
  .footer-brand p{font-size:14px;line-height:1.85;color:var(--muted);margin-top:10px}
  .footer-note{
    display:inline-block;margin-top:12px;padding:5px 12px;border-radius:999px;
    font-size:13px;color:var(--brand-dark);background:rgba(242,97,12,.08);
  }
  .footer-title{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:14px}
  .footer-links{display:grid;gap:9px}
  .footer-links a{font-size:14px;color:var(--muted)}
  .footer-links a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px}
  .footer-text{font-size:14px;color:var(--muted);line-height:1.85}
  .footer-bottom{
    margin-top:36px;border-top:1px solid var(--line);padding:16px 0;
    display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;
    font-size:13px;color:var(--muted);
  }

/* roulang page: category2 */
:root{
  --orange:#F2610C;
  --orange-dark:#C94A05;
  --orange-light:#FF8A3D;
  --ink:#241436;
  --panel:#1B1030;
  --lime:#B8F24D;
  --bg:#FFF7F0;
  --bg-2:#F4EDE6;
  --text:#2A2233;
  --muted:#6B6273;
  --line:#E8DFD6;
  --radius-card:18px;
  --radius-sm:14px;
  --radius-btn:12px;
  --shadow:0 1px 2px rgba(36,20,54,.06), 0 10px 30px rgba(36,20,54,.08);
  --shadow-hover:0 2px 4px rgba(36,20,54,.08), 0 16px 38px rgba(36,20,54,.14);
  --container:1200px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.8;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,p{margin:0}
button{font:inherit}
:focus-visible{outline:2px solid rgba(242,97,12,.45);outline-offset:2px;border-radius:8px}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 16px}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;padding:12px 0 4px;background:linear-gradient(180deg,rgba(255,247,240,.96),rgba(255,247,240,.82))}
.nav-card{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  background:#fff;border:1px solid var(--line);border-radius:20px;
  padding:12px 16px;box-shadow:var(--shadow);
}
.brand{display:flex;align-items:center;gap:10px;flex:1 1 auto;min-width:0}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:13px;
  background:linear-gradient(140deg,var(--orange),var(--orange-dark));
  color:#fff;font-weight:700;font-size:19px;display:grid;place-items:center;
  box-shadow:0 6px 16px rgba(242,97,12,.28);
}
.brand-text{display:flex;flex-direction:column;min-width:0}
.brand-text strong{font-size:15px;font-weight:700;color:var(--ink);line-height:1.35;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-text small{font-size:12px;color:var(--muted);line-height:1.4;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nav-entries{display:none;flex-wrap:wrap;gap:8px}
.nav-chip{
  display:inline-flex;align-items:center;
  padding:8px 14px;border-radius:var(--radius-sm);
  font-size:14px;font-weight:600;color:#4a4152;
  background:var(--bg-2);border:1px solid transparent;
  transition:transform .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
}
.nav-chip:hover{transform:translateY(-1px);border-color:rgba(242,97,12,.4);background:#fff;color:var(--orange-dark)}
.nav-chip.is-active{background:rgba(242,97,12,.1);border-color:var(--orange);color:var(--orange-dark)}
.nav-actions{display:flex;align-items:center;gap:8px;margin-left:auto}
.nav-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:var(--radius-btn);
  background:var(--bg-2);border:1px solid var(--line);color:var(--ink);cursor:pointer;
  transition:background .18s ease,color .18s ease;
}
.nav-toggle:hover{background:#fff;color:var(--orange)}
.nav-panel{display:none;flex-basis:100%}
.nav-panel.is-open{display:block}
.nav-panel-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding-top:12px;border-top:1px solid var(--line);margin-top:4px}
.nav-panel-grid .nav-chip{justify-content:center;padding:12px 10px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:42px;padding:0 18px;border-radius:var(--radius-btn);
  font-size:14px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,background .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 8px 18px rgba(242,97,12,.22)}
.btn-primary:hover{background:var(--orange-light);transform:translateY(-1px);box-shadow:0 12px 26px rgba(242,97,12,.3)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 14px rgba(242,97,12,.22)}
.btn-ghost{background:transparent;border-color:var(--orange);color:var(--orange-dark)}
.btn-ghost:hover{background:rgba(242,97,12,.08);transform:translateY(-1px)}
.btn-light{background:transparent;border-color:rgba(255,255,255,.4);color:#fff}
.btn-light:hover{background:rgba(255,255,255,.12);transform:translateY(-1px)}
.btn-sm{height:38px;padding:0 14px;font-size:13px}

/* ---------- 面包屑 ---------- */
.crumbs{padding:18px 0 0}
.crumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--muted)}
.crumbs li{display:flex;align-items:center;gap:8px}
.crumbs li:not(:last-child)::after{content:"";width:6px;height:6px;border-right:1px solid #c4b9c9;border-bottom:1px solid #c4b9c9;transform:rotate(-45deg);display:inline-block}
.crumbs a:hover{color:var(--orange)}
.crumbs .current{color:var(--ink);font-weight:600}

/* ---------- 通用板块 ---------- */
.section{padding:56px 0}
.section-tight{padding:40px 0}
.section-head{margin-bottom:26px;max-width:760px}
.section-head h2{font-size:24px;font-weight:700;color:var(--ink);line-height:1.4}
.section-head p{margin-top:10px;font-size:15px;color:var(--muted)}
.eyebrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;color:var(--orange-dark);
  background:rgba(242,97,12,.1);border-radius:999px;padding:5px 12px;margin-bottom:14px;
}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;border-radius:999px;padding:5px 12px}
.badge-soft{background:rgba(242,97,12,.1);color:var(--orange-dark)}
.badge-lime{background:var(--lime);color:var(--ink)}

/* ---------- Hero ---------- */
.hero{padding:28px 0 8px}
.hero-grid{display:grid;gap:28px;align-items:center}
.hero-title{font-size:27px;font-weight:700;color:var(--ink);line-height:1.38;margin-top:14px}
.hero-sub{margin-top:14px;font-size:17px;font-weight:600;color:var(--orange-dark)}
.hero-desc{margin-top:12px;font-size:16px;color:#4a4152;line-height:1.85}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.hero-facts{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-facts li{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;color:#4a4152;
  background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 14px;box-shadow:var(--shadow);
}
.hero-facts li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--orange);flex:0 0 7px}
.hero-visual{position:relative;border-radius:20px;overflow:hidden;box-shadow:var(--shadow);background:var(--bg-2)}
.hero-visual img{width:100%;aspect-ratio:16/11;object-fit:cover}
.hero-tag{
  position:absolute;left:14px;bottom:14px;
  background:var(--lime);color:var(--ink);font-size:13px;font-weight:700;
  padding:7px 14px;border-radius:999px;box-shadow:0 6px 16px rgba(27,16,48,.18);
}

/* ---------- 关键信息条 ---------- */
.statbar{
  display:grid;grid-template-columns:1fr;gap:0;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow);overflow:hidden;
}
.stat{padding:20px 22px;border-top:1px solid var(--line)}
.stat:first-child{border-top:none}
.stat-num{font-size:24px;font-weight:700;color:var(--orange);line-height:1.2;letter-spacing:.5px}
.stat-label{font-size:15px;font-weight:600;color:var(--ink);margin-top:6px}
.stat-note{font-size:13px;color:var(--muted);margin-top:4px}

/* ---------- 攻略卡片网格 ---------- */
.guide-grid{display:grid;grid-template-columns:1fr;gap:20px}
.guide-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.guide-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(242,97,12,.35)}
.guide-cover{position:relative;aspect-ratio:16/10;background:var(--bg-2)}
.guide-cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.guide-cover .badge{position:absolute;top:12px;left:12px;backdrop-filter:saturate(140%)}
.guide-body{display:flex;flex-direction:column;gap:10px;padding:20px 22px 22px;flex:1}
.guide-title{font-size:18px;font-weight:600;color:var(--ink);line-height:1.5}
.guide-meta{display:flex;flex-wrap:wrap;gap:12px;font-size:13px;color:var(--muted)}
.guide-text{font-size:15px;color:#4a4152;line-height:1.8}
.guide-link{
  margin-top:auto;display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--orange);
}
.guide-link span{transition:transform .2s ease}
.guide-card:hover .guide-link span{transform:translateX(4px)}

/* ---------- 步骤 ---------- */
.steps{display:grid;grid-template-columns:1fr;gap:16px}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;box-shadow:var(--shadow)}
.step-num{
  width:38px;height:38px;border-radius:13px;background:rgba(242,97,12,.1);color:var(--orange);
  display:grid;place-items:center;font-weight:700;font-size:15px;margin-bottom:14px;
}
.step h3{font-size:17px;font-weight:600;color:var(--ink)}
.step p{margin-top:8px;font-size:14.5px;color:#4a4152;line-height:1.8}

/* ---------- 适用场景 ---------- */
.scene-grid{display:grid;grid-template-columns:1fr;gap:16px}
.scene{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;
  box-shadow:var(--shadow);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.scene:hover{transform:translateY(-3px);border-color:rgba(242,97,12,.3);box-shadow:var(--shadow-hover)}
.scene h3{font-size:17px;font-weight:600;color:var(--ink);display:flex;align-items:center;gap:10px}
.scene h3 i{
  width:10px;height:10px;border-radius:3px;background:var(--orange);flex:0 0 10px;
}
.scene p{margin-top:10px;font-size:14.5px;color:#4a4152;line-height:1.8}

/* ---------- 图文块 ---------- */
.split{display:grid;gap:26px;align-items:center}
.split-media{border-radius:20px;overflow:hidden;box-shadow:var(--shadow);background:var(--bg-2)}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.split-body h2{font-size:24px;font-weight:700;color:var(--ink);line-height:1.4}
.split-body p{margin-top:12px;font-size:15.5px;color:#4a4152}
.check-list{margin-top:18px;display:grid;gap:12px}
.check-list li{display:flex;gap:10px;font-size:15px;color:#3f3749}
.check-list li::before{
  content:"";flex:0 0 8px;width:8px;height:8px;border-radius:50%;background:var(--orange);margin-top:11px;
}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-left:3px solid var(--orange);
  border-radius:16px;padding:18px 22px;box-shadow:var(--shadow);
}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  cursor:pointer;font-size:16px;font-weight:600;color:var(--ink);list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"＋";color:var(--muted);font-size:18px;font-weight:500;transition:transform .22s ease,color .22s ease;flex:0 0 auto;
}
.faq-item[open] summary::after{transform:rotate(45deg);color:var(--orange)}
.faq-item p{margin-top:12px;font-size:15px;color:#4a4152;line-height:1.85}

/* ---------- CTA 面板 ---------- */
.cta-panel{
  background:linear-gradient(140deg,#241436 0%,#1B1030 70%);
  border-radius:24px;padding:34px 24px;color:#fff;
  display:grid;gap:24px;align-items:center;
  box-shadow:0 24px 50px rgba(27,16,48,.28);
}
.cta-panel h2{font-size:24px;font-weight:700;line-height:1.4}
.cta-panel p{margin-top:12px;font-size:15px;color:#CFC6DA;line-height:1.85}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-note{margin-top:16px;font-size:13px;color:#9C90AC}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--panel);color:#CFC6DA;padding:56px 0 26px;margin-top:64px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:30px}
.footer-brand strong{display:block;font-size:17px;font-weight:700;color:#fff}
.footer-brand p{margin-top:12px;font-size:14px;color:#B9AEC7;line-height:1.85}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px}
.footer-links a{display:block;padding:6px 0;font-size:14px;color:#B9AEC7;transition:color .18s ease,transform .18s ease}
.footer-links a:hover{color:var(--orange-light);transform:translateX(2px)}
.footer-links li span{display:block;padding:6px 0;font-size:14px;color:#B9AEC7}
.footer-bottom{
  margin-top:34px;padding-top:18px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:#9C90AC;
}

/* ---------- 响应式 ---------- */
@media (max-width:519px){
  .brand-text small{display:none}
  .hero-title{font-size:25px}
  .cta-panel{padding:28px 18px}
}
@media (min-width:640px){
  .guide-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .scene-grid{grid-template-columns:repeat(2,1fr)}
}
@media (min-width:768px){
  .container{padding:0 24px}
  .nav-entries{display:flex;margin-left:auto}
  .nav-actions{margin-left:8px}
  .nav-toggle{display:none}
  .nav-panel{display:none !important}
  .section{padding:72px 0}
  .hero{padding:40px 0 12px}
  .hero-title{font-size:34px}
  .section-head h2{font-size:27px}
  .statbar{grid-template-columns:repeat(2,1fr)}
  .stat{border-top:none;border-left:1px solid var(--line)}
  .stat:nth-child(odd){border-left:none}
  .stat:nth-child(n+3){border-top:1px solid var(--line)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .faq-item{padding:20px 26px}
}
@media (min-width:1024px){
  .container{padding:0 32px}
  .section{padding:92px 0}
  .hero-grid{grid-template-columns:1.05fr .95fr;gap:44px}
  .hero-title{font-size:40px}
  .section-head h2{font-size:29px}
  .guide-grid{grid-template-columns:repeat(3,1fr)}
  .steps{grid-template-columns:repeat(4,1fr)}
  .scene-grid{grid-template-columns:repeat(4,1fr)}
  .split{grid-template-columns:1fr 1fr;gap:44px}
  .statbar{grid-template-columns:repeat(4,1fr)}
  .stat{border-top:none;border-left:1px solid var(--line)}
  .stat:nth-child(odd){border-left:1px solid var(--line)}
  .stat:first-child{border-left:none}
  .stat:nth-child(n+3){border-top:none}
  .cta-panel{grid-template-columns:1.2fr .8fr;padding:44px 44px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}
}

/* roulang page: category3 */
:root{
  --brand:#F2610C;
  --brand-dark:#C94A05;
  --brand-light:#FF8A3D;
  --ink:#241436;
  --panel:#1B1030;
  --lime:#B8F24D;
  --bg:#FFF7F0;
  --bg-soft:#F4EDE6;
  --text:#2A2233;
  --muted:#6B6273;
  --line:#E8DFD6;
  --radius-lg:18px;
  --radius-md:14px;
  --radius-sm:12px;
  --shadow:0 1px 2px rgba(36,20,54,.06),0 10px 30px rgba(36,20,54,.08);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.85;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid rgba(242,97,12,.55);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px}
@media(min-width:768px){.container{padding:0 24px}}
@media(min-width:1024px){.container{padding:0 32px}}

/* 顶部信息条 */
.topbar{background:var(--ink);color:#F4EDE6;font-size:13px;line-height:1.6}
.topbar .container{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px;min-height:38px;padding-top:6px;padding-bottom:6px}
.topbar strong{color:#fff;font-weight:600}
.topbar-links{display:flex;align-items:center;gap:16px}
.topbar-links a{color:var(--lime);transition:color .2s}
.topbar-links a:hover{color:#fff}

/* 卡片化导航 */
.site-header{padding:14px 0 4px}
.nav-card{
  display:flex;align-items:center;gap:18px;flex-wrap:wrap;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:12px 16px;box-shadow:var(--shadow);position:relative;
}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{
  width:42px;height:42px;border-radius:var(--radius-sm);flex:0 0 auto;
  display:grid;place-items:center;font-size:19px;font-weight:700;color:#fff;
  background:linear-gradient(135deg,var(--brand),var(--brand-light));
}
.brand-text strong{display:block;font-size:17px;line-height:1.35;letter-spacing:.2px}
.brand-text small{display:block;font-size:12px;color:var(--muted);line-height:1.5}
.nav-entries{display:flex;align-items:center;gap:10px;flex:1 1 auto;justify-content:center;flex-wrap:wrap}
.nav-chip{
  display:inline-flex;align-items:center;justify-content:center;
  padding:8px 14px;border-radius:var(--radius-md);border:1px solid var(--line);
  background:var(--bg-soft);color:#4A3F55;font-size:14px;
  transition:transform .2s ease,border-color .2s ease,color .2s ease,box-shadow .2s ease,background .2s ease;
}
.nav-chip:hover{border-color:var(--brand);color:var(--brand-dark);background:#fff;transform:translateY(-1px);box-shadow:0 6px 16px rgba(242,97,12,.14)}
.nav-chip.is-active{background:#fff;border-color:var(--brand);color:var(--brand-dark);box-shadow:0 0 0 3px rgba(242,97,12,.12)}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:var(--radius-sm);
  border:1px solid var(--line);align-items:center;justify-content:center;color:var(--ink);
  background:var(--bg-soft);transition:border-color .2s,color .2s,background .2s;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand-dark);background:#fff}
.nav-panel{display:none;width:100%}
.nav-panel-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;padding-top:12px;margin-top:12px;border-top:1px dashed var(--line)}
@media(max-width:899px){
  .nav-entries{display:none}
  .nav-toggle{display:inline-flex}
  .nav-actions{margin-left:auto}
  .nav-panel.is-open{display:block}
}
@media(max-width:520px){
  .nav-panel-grid{grid-template-columns:1fr}
  .brand-text small{display:none}
  .brand-text strong{font-size:15.5px}
}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:var(--radius-sm);font-size:15px;font-weight:600;
  transition:transform .18s ease,background .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(242,97,12,.28)}
.btn-primary:hover{background:var(--brand-light);transform:translateY(-1px);box-shadow:0 10px 24px rgba(242,97,12,.34)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(242,97,12,.24)}
.btn-ghost{background:transparent;border:1px solid var(--brand);color:var(--brand-dark)}
.btn-ghost:hover{background:rgba(242,97,12,.08);transform:translateY(-1px)}
.btn-on-dark{background:transparent;border:1px solid rgba(255,255,255,.45);color:#fff}
.btn-on-dark:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-1px)}
.btn-lime{background:var(--lime);color:var(--ink);box-shadow:0 8px 20px rgba(184,242,77,.22)}
.btn-lime:hover{background:#c9f96f;transform:translateY(-1px)}
.btn-sm{padding:8px 15px;font-size:14px}

/* 面包屑 */
.breadcrumb{padding:20px 0 0;font-size:14px;color:var(--muted)}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.breadcrumb a{color:var(--muted);transition:color .2s}
.breadcrumb a:hover{color:var(--brand-dark)}
.breadcrumb li:not(:last-child)::after{content:"›";margin-left:8px;color:#BCB2C4}
.breadcrumb .current{color:var(--ink);font-weight:600}

/* Hero */
.hero{padding:32px 0 8px}
.hero-grid{display:grid;gap:28px;align-items:center}
@media(min-width:1024px){.hero-grid{grid-template-columns:1.08fr .92fr;gap:48px}}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:rgba(242,97,12,.1);color:var(--brand-dark);font-size:13px;font-weight:600;
}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--brand)}
.hero h1{font-size:28px;line-height:1.35;font-weight:700;margin:16px 0 0;letter-spacing:.2px}
@media(min-width:768px){.hero h1{font-size:36px}}
@media(min-width:1024px){.hero h1{font-size:42px}}
.hero .lead{margin-top:16px;font-size:16.5px;color:#4A3F55;line-height:1.85;max-width:46em}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-note{margin-top:18px;font-size:14px;color:var(--muted)}
.hero-media{position:relative;border-radius:20px;overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line);background:var(--bg-soft)}
.hero-media img{width:100%;aspect-ratio:16/11;object-fit:cover}
.hero-media .hero-tag{
  position:absolute;left:16px;top:16px;padding:6px 14px;border-radius:999px;
  background:var(--lime);color:var(--ink);font-size:13px;font-weight:700;
}
.hero-media .hero-caption{
  position:absolute;left:0;right:0;bottom:0;padding:34px 18px 16px;
  background:linear-gradient(180deg,rgba(27,16,48,0),rgba(27,16,48,.86));
  color:#fff;font-size:14px;line-height:1.7;
}

/* 区块通用 */
.section{padding:56px 0}
@media(min-width:1024px){.section{padding:88px 0}}
.section-soft{background:var(--bg-soft)}
.section-head{max-width:760px;margin-bottom:28px}
@media(min-width:1024px){.section-head{margin-bottom:36px}}
.section-head h2{font-size:24px;line-height:1.4;font-weight:700}
@media(min-width:768px){.section-head h2{font-size:29px}}
.section-head p{margin-top:12px;color:var(--muted);font-size:15.5px;line-height:1.85}
.section-kicker{display:block;font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--brand);text-transform:uppercase;margin-bottom:10px}

/* 关键信息条 */
.stat-strip{
  display:grid;gap:14px;margin-top:6px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:20px;box-shadow:var(--shadow);
}
@media(min-width:640px){.stat-strip{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1024px){.stat-strip{grid-template-columns:repeat(4,minmax(0,1fr));padding:24px}}
.stat{display:flex;gap:14px;align-items:flex-start}
.stat-num{
  flex:0 0 auto;min-width:52px;height:52px;padding:0 10px;border-radius:var(--radius-md);
  display:grid;place-items:center;background:rgba(242,97,12,.1);color:var(--brand-dark);
  font-size:19px;font-weight:700;font-variant-numeric:tabular-nums;
}
.stat h3{font-size:16px;font-weight:600;line-height:1.5}
.stat p{font-size:14px;color:var(--muted);line-height:1.7;margin-top:4px}

/* 问答条目列表 */
.qa-list{display:grid;gap:18px}
@media(min-width:1024px){.qa-list{gap:22px}}
.qa-item{display:grid;grid-template-columns:44px minmax(0,1fr);gap:14px;align-items:start}
@media(min-width:768px){.qa-item{grid-template-columns:52px minmax(0,1fr);gap:20px}}
.qa-num{
  width:44px;height:44px;border-radius:999px;display:grid;place-items:center;
  background:var(--lime);color:var(--ink);font-weight:700;font-size:15px;
  font-variant-numeric:tabular-nums;box-shadow:0 6px 16px rgba(184,242,77,.3);
}
@media(min-width:768px){.qa-num{width:52px;height:52px;font-size:16px}}
.qa-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:20px;box-shadow:var(--shadow);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
@media(min-width:768px){.qa-card{padding:24px}}
.qa-card:hover{transform:translateY(-2px);border-color:#F6C79F;box-shadow:0 2px 4px rgba(36,20,54,.06),0 16px 36px rgba(36,20,54,.1)}
.qa-card h3{font-size:19px;line-height:1.55;font-weight:600}
.qa-card > p{margin-top:10px;color:#4A3F55;font-size:15.5px;line-height:1.85}
.qa-points{margin-top:14px;display:grid;gap:8px}
.qa-points li{position:relative;padding-left:18px;font-size:15px;color:#4A3F55;line-height:1.8}
.qa-points li::before{content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:50%;background:var(--brand)}
.qa-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;padding-top:14px;border-top:1px dashed var(--line)}
.tag{
  display:inline-flex;align-items:center;padding:4px 11px;border-radius:999px;
  background:rgba(242,97,12,.1);color:var(--brand-dark);font-size:12.5px;line-height:1.6;
}
.tag-lime{background:var(--lime);color:var(--ink);font-weight:600}

/* 对比表卡 */
.table-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);overflow:hidden;
}
.table-card-head{padding:20px 20px 0}
@media(min-width:768px){.table-card-head{padding:24px 24px 0}}
.table-card-head h3{font-size:19px;font-weight:600;line-height:1.55}
.table-card-head p{margin-top:8px;font-size:14.5px;color:var(--muted)}
.table-scroll{overflow-x:auto;padding:18px 16px 22px}
@media(min-width:768px){.table-scroll{padding:20px 24px 26px}}
.compare-table{width:100%;min-width:640px;border-collapse:separate;border-spacing:0;font-size:15px}
.compare-table caption{caption-side:top;text-align:left;font-size:13px;color:var(--muted);padding-bottom:10px}
.compare-table th,.compare-table td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top;line-height:1.75}
.compare-table thead th{background:var(--bg-soft);color:#4A3F55;font-size:14px;font-weight:600}
.compare-table tbody tr:nth-child(even){background:#FFFBF7}
.compare-table tbody tr:last-child td{border-bottom:0}
.compare-table tbody td:first-child{font-weight:600;color:var(--brand-dark);background:rgba(242,97,12,.05)}
.compare-table tbody tr:first-child td:first-child{border-top-left-radius:var(--radius-sm)}
.table-note{margin-top:14px;font-size:13.5px;color:var(--muted)}

/* 内容卡片 */
.card-grid{display:grid;gap:18px}
@media(min-width:768px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1024px){.card-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}}
.content-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.content-card:hover{transform:translateY(-3px);border-color:#F6C79F;box-shadow:0 2px 4px rgba(36,20,54,.06),0 18px 40px rgba(36,20,54,.12)}
.content-card figure{margin:0;position:relative;background:var(--bg-soft)}
.content-card figure img{width:100%;aspect-ratio:16/10;object-fit:cover}
.content-card .card-badge{
  position:absolute;left:12px;top:12px;padding:5px 12px;border-radius:999px;
  background:rgba(27,16,48,.86);color:#fff;font-size:12.5px;font-weight:600;
}
.content-card .card-body{padding:20px;display:flex;flex-direction:column;flex:1 1 auto}
.content-card h3{font-size:18px;font-weight:600;line-height:1.55}
.content-card .card-desc{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.8}
.card-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:14px;font-size:13px;color:var(--muted)}
.card-link{
  margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);
  display:inline-flex;align-items:center;gap:8px;color:var(--brand-dark);
  font-size:14.5px;font-weight:600;transition:gap .2s ease,color .2s ease;
}
.card-link:hover{gap:12px;color:var(--brand)}
.card-link svg{flex:0 0 auto}

/* 服务承诺 */
.promise-grid{display:grid;gap:16px}
@media(min-width:640px){.promise-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1024px){.promise-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
.promise{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:22px;box-shadow:var(--shadow);transition:transform .2s ease,border-color .2s ease;
}
.promise:hover{transform:translateY(-2px);border-color:#F6C79F}
.promise .promise-icon{
  width:44px;height:44px;border-radius:var(--radius-sm);display:grid;place-items:center;
  background:rgba(242,97,12,.1);color:var(--brand);margin-bottom:14px;
}
.promise h3{font-size:16.5px;font-weight:600;line-height:1.5}
.promise p{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.75}

/* FAQ 折叠 */
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:2px 20px 2px 18px;position:relative;overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brand)}
.faq-item:hover{border-color:#F6C79F;box-shadow:0 10px 26px rgba(36,20,54,.08)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 0;font-size:16px;font-weight:600;cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .faq-arrow{flex:0 0 auto;transition:transform .25s ease;color:var(--brand)}
.faq-item[open] summary .faq-arrow{transform:rotate(180deg)}
.faq-item .faq-body{padding:0 0 18px;font-size:15px;color:#4A3F55;line-height:1.85}

/* 转化 CTA */
.cta-band{
  background:var(--panel);border-radius:24px;padding:32px 22px;
  box-shadow:0 0 0 1px rgba(255,255,255,.06);position:relative;overflow:hidden;
}
@media(min-width:768px){.cta-band{padding:44px 40px}}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-90px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(242,97,12,.4),rgba(242,97,12,0) 68%);
}
.cta-grid{position:relative;display:grid;gap:24px;align-items:center}
@media(min-width:1024px){.cta-grid{grid-template-columns:1.2fr .8fr}}
.cta-band h2{color:#fff;font-size:23px;line-height:1.45;font-weight:700}
@media(min-width:768px){.cta-band h2{font-size:28px}}
.cta-band p{margin-top:12px;color:#CDC4DA;font-size:15.5px;line-height:1.85}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
@media(min-width:1024px){.cta-actions{justify-content:flex-end}}
.cta-foot{position:relative;margin-top:22px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);color:#A99DBB;font-size:13.5px}

/* 页脚 */
.site-footer{background:var(--ink);color:#CDC4DA;margin-top:64px}
@media(min-width:1024px){.site-footer{margin-top:96px}}
.footer-top{padding:52px 0 34px}
.footer-grid{display:grid;gap:32px}
@media(min-width:640px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}}
.footer-brand{display:flex;align-items:center;gap:12px}
.footer-brand .brand-mark{background:linear-gradient(135deg,var(--brand),var(--brand-light))}
.footer-brand strong{display:block;color:#fff;font-size:17px;line-height:1.4}
.footer-brand small{display:block;font-size:12px;color:#A99DBB}
.footer-about{margin-top:16px;font-size:14px;line-height:1.85;color:#B7ACC6;max-width:34em}
.footer-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.footer-badges span{
  padding:4px 11px;border-radius:999px;font-size:12.5px;
  border:1px solid rgba(255,255,255,.16);color:#D9D0E4;
}
.footer-col h3{color:#fff;font-size:15.5px;font-weight:600;margin-bottom:14px}
.footer-col li{margin-bottom:10px;font-size:14px}
.footer-col a{color:#B7ACC6;position:relative;transition:color .2s ease}
.footer-col a:hover{color:var(--brand-light)}
.footer-col a::after{content:"";position:absolute;left:0;right:100%;bottom:-2px;height:2px;background:var(--brand-light);transition:right .22s ease}
.footer-col a:hover::after{right:0}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:18px 0 26px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:#948AA5;
}
@media(max-width:520px){
  .hero-actions .btn{width:100%}
  .cta-actions .btn{width:100%}
}