/* roulang page: index */
:root{
  --bg:#F3F6FA;
  --surface:#FFFFFF;
  --ink:#142033;
  --muted:#5C6B7A;
  --line:#E3E9F0;
  --brand:#1B6CA8;
  --brand-press:#165A8C;
  --pine:#3E6B66;
  --shadow:0 10px 28px rgba(20,32,51,.06);
  --shadow-hover:0 16px 36px rgba(20,32,51,.10);
  --radius:14px;
  --radius-btn:10px;
  --container:1120px;
  --pad:20px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  text-rendering:optimizeLegibility;
}
img,svg{display:block;max-width:100%}
button,input,select,textarea{font-family:inherit;font-size:16px;color:var(--ink)}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none}
::selection{background:rgba(27,108,168,.16);color:var(--ink)}
.container{width:100%!important;max-width:var(--container)!important;margin-left:auto!important;margin-right:auto!important;padding-left:var(--pad)!important;padding-right:var(--pad)!important}
h1{font-size:36px;line-height:1.3;font-weight:700;letter-spacing:0}
h2{font-size:28px;line-height:1.35;font-weight:700}
h3{font-size:18px;line-height:1.5;font-weight:700}
.section{padding:88px 0;background:var(--bg);scroll-margin-top:84px}
.section-alt{background:var(--surface)}
.section-head{margin-bottom:28px}
.section-lead{max-width:760px;margin-top:12px;color:var(--muted)}
.site-header{
  position:sticky;top:0;z-index:50;
  background:var(--surface);
  border-bottom:1px solid var(--line);
}
.header-bar{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:16px;position:relative}
.logo{font-size:20px;font-weight:700;color:var(--ink);letter-spacing:.04em;padding:6px 0}
.site-header .logo[aria-current="page"]{box-shadow:inset 0 -2px 0 var(--brand)}
.nav-center{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:flex;align-items:center;gap:28px}
.nav-center a{position:relative;padding:8px 0;font-weight:600;color:var(--ink)}
.nav-center a::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;background:transparent}
.nav-center a:hover{color:var(--brand)}
.nav-center a:hover::after,.nav-center a.is-active::after{background:var(--brand)}
.nav-center a.is-active{color:var(--brand)}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  min-width:72px;min-height:40px;padding:0 12px;
  border:1px solid var(--line);border-radius:var(--radius-btn);
  background:var(--surface);color:var(--ink);cursor:pointer;font-weight:600
}
.nav-drawer{display:none;flex-direction:column;gap:8px;padding:4px 20px 18px;background:var(--surface);border-top:1px solid var(--line)}
.nav-drawer a.link{padding:12px 0;font-weight:600;border-bottom:1px solid var(--line)}
.nav-drawer .nav-actions{display:flex;flex-direction:column;margin-top:8px}
.nav-drawer.is-open{display:flex}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:44px;padding:0 18px;border-radius:var(--radius-btn);
  border:1px solid transparent;font-size:15px;font-weight:600;line-height:1.2;
  cursor:pointer;transition:background .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease,border-color .2s ease
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-press);color:#fff}
.btn-primary:active{background:var(--brand-press)}
.btn-secondary{background:var(--surface);color:var(--brand);border-color:var(--brand)}
.btn-secondary:hover{background:#EAF3F9;color:var(--brand)}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{
  outline:2px solid var(--brand);outline-offset:2px
}
.board-head{max-width:820px;margin-bottom:28px}
.board-head h1{margin-bottom:14px}
.kpi{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:20px 18px;min-height:148px;
  display:flex;flex-direction:column;justify-content:space-between;gap:12px
}
.kpi-label{color:var(--muted);font-weight:600}
.kpi-num{font-size:36px;line-height:1.1;font-weight:700;letter-spacing:-.03em}
.kpi-unit{font-size:14px;color:var(--muted);font-weight:600;margin-left:4px}
.kpi-foot{margin-top:16px;color:var(--muted);font-size:14px}
.badge{
  display:inline-flex;align-items:center;align-self:flex-start;
  padding:2px 8px;border-radius:999px;font-size:12px;line-height:1.7;font-weight:700;
  color:var(--pine);background:rgba(62,107,102,.08);border:1px solid rgba(62,107,102,.28)
}
.card,.entry-card,.quote,.step-card,.mark-board,.form-card,.compare-row{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)
}
.card{display:flex;flex-direction:column;gap:10px;padding:22px;color:inherit;height:100%;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.card:hover,.entry-card:hover,.quote:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.card p,.entry-card p,.scene-copy,.step-card p,.g-item p{color:var(--muted)}
.index-no{font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--pine)}
.entry-card{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:26px 28px;color:inherit;transition:transform .2s ease,box-shadow .2s ease
}
.entry-kicker{color:var(--pine);font-weight:700;font-size:14px;letter-spacing:.06em}
.entry-card h3{margin:4px 0 6px}
.entry-go{flex:none;min-width:128px;text-align:center}
.steps{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--surface);box-shadow:var(--shadow)}
.steps li{display:grid;grid-template-columns:64px 1fr;gap:8px;padding:16px 18px;border-top:1px solid var(--line)}
.steps li:first-child{border-top:0}
.step-no{font-weight:700;color:var(--brand);letter-spacing:.04em}
.detail-list{position:relative;display:flex;flex-direction:column;gap:14px;padding-left:28px}
.detail-list::before{
  content:"";position:absolute;left:7px;top:8px;bottom:8px;width:1px;
  background:repeating-linear-gradient(var(--pine),var(--pine) 2px,transparent 2px,transparent 8px)
}
.step-card{padding:16px 18px}
.step-card h3{margin-bottom:6px}
.compare{display:flex;flex-direction:column;gap:12px}
.compare-row{display:grid;grid-template-columns:132px repeat(4,1fr);gap:12px;padding:16px 18px;align-items:start}
.compare-row-head{background:transparent;box-shadow:none;border:0;padding:0 18px;color:var(--muted);font-size:14px;font-weight:700}
.compare-name{font-weight:700}
.is-standard{border-color:#b9d3e6}
.cell-label{display:none;color:var(--muted);font-size:13px;font-weight:700;margin-bottom:4px}
.quote{padding:22px;height:auto}
.quote p{color:var(--ink)}
.quote footer{margin-top:14px;color:var(--pine);font-size:14px;font-weight:700}
.ms{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.ms::before{content:"";position:absolute;left:0;right:0;top:18px;height:1px;background:var(--line)}
.ms-item{position:relative;padding-top:36px}
.ms-item::before{content:"";position:absolute;left:0;top:13px;width:11px;height:11px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px var(--bg)}
.section-alt .ms-item::before{box-shadow:0 0 0 4px #fff}
.ms-item h3{margin-bottom:6px}
.ms-item p{color:var(--muted)}
.scene-visual{background:#F7FAFC;border:1px solid var(--line);border-radius:var(--radius);min-height:220px;display:flex;align-items:center;justify-content:center;padding:12px}
.scene-copy h3{margin:8px 0}
.text-link{color:var(--brand);font-weight:700;border-bottom:1px solid transparent}
.text-link:hover{border-bottom-color:var(--brand)}
.news-list{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:4px 22px}
.news-row{display:flex;justify-content:space-between;gap:24px;align-items:baseline;padding:18px 0;border-bottom:1px solid var(--line)}
.news-list .news-row:last-child{border-bottom:0}
.news-link{font-size:18px;font-weight:700;color:var(--ink)}
.news-link:hover{color:var(--brand)}
.news-meta{flex:none;color:var(--muted);font-size:14px}
.news-more{margin-top:18px}
.flow{position:relative}
.flow-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;height:100%}
.flow-card h3{margin:8px 0}
.flow-card p{color:var(--muted)}
.note-line{margin-top:16px;padding:14px 16px;border-left:3px solid var(--pine);background:var(--surface);border-radius:0 var(--radius) var(--radius) 0;color:var(--ink)}
.g-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;height:100%}
.g-ico{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;margin-bottom:12px;background:#F7FAFC}
.g-item h3{margin-bottom:6px}
.mark-board{padding:8px 22px 18px}
.mark-group{padding:16px 0;border-top:1px solid var(--line)}
.mark-group:first-child{border-top:0}
.mark-group h3{margin-bottom:6px}
.mark-group p{color:var(--muted);margin-bottom:10px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;border:1px solid rgba(62,107,102,.28);background:rgba(62,107,102,.06);color:var(--pine);font-size:14px;line-height:1.6}
.fold{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:0 18px;margin-top:12px}
.section-alt .fold{background:var(--bg);box-shadow:none}
.fold summary{min-height:58px;display:flex;align-items:center;justify-content:space-between;gap:16px;cursor:pointer;font-weight:700;list-style:none}
.fold summary::-webkit-details-marker{display:none}
.fold summary::after{content:"";width:8px;height:8px;border-right:2px solid var(--brand);border-bottom:2px solid var(--brand);transform:rotate(45deg);flex:none;margin-top:-4px}
.fold[open] summary::after{transform:rotate(225deg);margin-top:4px}
.fold .ans{padding:0 0 16px;max-width:860px}
.form-card{padding:22px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field span{font-weight:700}
label span em{font-style:normal;color:var(--muted);font-weight:600;margin-left:6px}
input,select,textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--radius-btn);
  background:#fff;padding:12px 14px;outline:none;appearance:none
}
textarea{min-height:120px;resize:vertical}
input:hover,select:hover,textarea:hover{border-color:#c9d5e2}
input:focus,select:focus,textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(27,108,168,.15)}
.form-note{margin-top:12px;color:var(--muted)}
.form-error{color:#8C3A3A;font-weight:700;min-height:0}
.form-ok{display:none;margin-top:14px;padding:12px 14px;border-radius:var(--radius-btn);background:#F3F6FA;border:1px solid var(--line);color:var(--ink)}
.form-ok.show{display:block}
.site-footer{background:#fff;border-top:1px solid var(--line);padding:48px 0 28px}
.footer-title{font-size:16px;font-weight:700;margin-bottom:12px}
.footer-lead,.site-footer li,.site-footer p{color:var(--muted)}
.footer-links{display:flex;flex-direction:column;gap:8px}
.footer-links a:hover{color:var(--brand)}
.footer-copy{margin-top:28px;padding-top:16px;border-top:1px solid var(--line);color:var(--muted);font-size:14px}
@media(max-width:1023px){
  .section{padding:64px 0}
  h1{font-size:34px}
  h2{font-size:26px}
  .ms{grid-template-columns:repeat(3,1fr)}
  .ms::before{display:none}
}
@media(max-width:767px){
  .section{padding:44px 0}
  h1{font-size:30px}
  h2{font-size:24px}
  .nav-center,.header-bar .nav-actions{display:none}
  .nav-toggle{display:inline-flex}
  .entry-card,.news-row{flex-direction:column;align-items:flex-start}
  .compare-row,.compare-row-head{grid-template-columns:1fr}
  .compare-row-head{display:none}
  .cell-label{display:block}
  .ms{grid-template-columns:1fr;gap:0}
  .ms::before{display:block;left:4px;right:auto;top:0;bottom:0;width:1px;height:auto}
  .ms-item{padding:16px 0 16px 28px}
  .ms-item::before{left:0;top:24px}
  .form-grid{grid-template-columns:1fr}
  .kpi-num{font-size:30px}
}
@media(max-width:520px){
  .btn-row,.nav-drawer .nav-actions{width:100%}
  .btn-row .btn,.nav-drawer .btn,.entry-go{width:100%}
  .header-bar{min-height:64px}
  .news-link{font-size:16px}
}

/* roulang page: category1 */
:root{
 --bg:#F3F6FA;
 --surface:#FFFFFF;
 --ink:#142033;
 --muted:#5C6B7A;
 --line:#E3E9F0;
 --brand:#1B6CA8;
 --brand-press:#165A8C;
 --pine:#3E6B66;
 --shadow:0 10px 28px rgba(20,32,51,.06);
 --shadow-hover:0 16px 36px rgba(20,32,51,.10);
 --radius:14px;
 --radius-btn:10px;
 --container:1120px;
 --pad:20px;
}
html{scroll-behavior:smooth}
*,*::before,*::after{box-sizing:border-box}
body{
 margin:0;
 background:var(--bg);
 color:var(--ink);
 font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
 font-size:16px;
 line-height:1.75;
 text-rendering:optimizeLegibility;
}
img,svg{display:block;max-width:100%}
button,input,select,textarea{font-family:inherit;font-size:16px;color:var(--ink)}
a{color:inherit;text-decoration:none}
p{margin:0}
h1,h2,h3{margin:0;font-weight:700;line-height:1.3;color:var(--ink)}
h1{font-size:36px;letter-spacing:.01em}
h2{font-size:28px}
h3{font-size:18px}
.container{width:100%!important;max-width:var(--container)!important;margin-left:auto!important;margin-right:auto!important;padding-left:var(--pad)!important;padding-right:var(--pad)!important}
.section{padding:88px 0;background:var(--bg);scroll-margin-top:84px}
.section-alt{background:var(--surface)}
.section-head{margin-bottom:28px;max-width:760px}
.section-lead{max-width:760px;margin-top:12px;color:var(--muted)}
.site-header{
 position:sticky;top:0;z-index:50;
 background:var(--surface);
 border-bottom:1px solid var(--line);
}
.header-bar{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:16px;position:relative}
.logo{font-size:20px;font-weight:700;color:var(--ink);letter-spacing:.04em;padding:6px 0}
.site-header .logo[aria-current="page"]{box-shadow:inset 0 -2px 0 var(--brand)}
.nav-center{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:flex;align-items:center;gap:28px}
.nav-center a{position:relative;padding:8px 0;font-weight:600;color:var(--ink)}
.nav-center a::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;background:transparent}
.nav-center a:hover{color:var(--brand)}
.nav-center a:hover::after,.nav-center a.is-active::after{background:var(--brand)}
.nav-center a.is-active{color:var(--brand)}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-toggle{
 display:none;align-items:center;justify-content:center;
 min-width:72px;min-height:40px;padding:0 12px;
 border:1px solid var(--line);border-radius:var(--radius-btn);
 background:var(--surface);color:var(--ink);cursor:pointer;font-weight:600
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand)}
.nav-drawer{display:none;flex-direction:column;gap:8px;padding:4px 20px 18px;background:var(--surface);border-top:1px solid var(--line)}
.nav-drawer a.link{padding:12px 0;font-weight:600;border-bottom:1px solid var(--line);color:var(--ink)}
.nav-drawer a.link.is-active{color:var(--brand);box-shadow:inset 0 -2px 0 var(--brand)}
.nav-drawer .nav-actions{display:flex;flex-direction:column;margin-top:8px}
.nav-drawer .btn{width:100%}
.nav-drawer.is-open{display:flex}
.btn{
 display:inline-flex;align-items:center;justify-content:center;
 min-height:44px;padding:0 18px;border-radius:var(--radius-btn);
 border:1px solid transparent;font-size:15px;font-weight:600;line-height:1.2;
 cursor:pointer;transition:background .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease,border-color .2s ease
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-press);color:#fff}
.btn-primary:active{background:var(--brand-press)}
.btn-secondary{background:var(--surface);color:var(--brand);border-color:var(--brand)}
.btn-secondary:hover{background:#EAF3F9;color:var(--brand)}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{
 outline:2px solid var(--brand);outline-offset:2px
}
.badge{
 display:inline-flex;align-items:center;align-self:flex-start;
 padding:2px 8px;border-radius:999px;font-size:12px;line-height:1.7;font-weight:700;
 color:var(--pine);background:rgba(62,107,102,.08);border:1px solid rgba(62,107,102,.28)
}
.card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);
 display:flex;flex-direction:column;gap:10px;padding:22px;color:inherit;height:100%;
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.card p{color:var(--muted)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{
 display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;
 border:1px solid rgba(62,107,102,.28);background:rgba(62,107,102,.06);
 color:var(--pine);font-size:13px;font-weight:700;line-height:1.6;cursor:pointer
}
.chip:hover{background:rgba(62,107,102,.14)}
.chip.is-on{background:var(--pine);color:#fff;border-color:var(--pine)}
.text-link{color:var(--brand);font-weight:700;border-bottom:1px solid transparent}
.text-link:hover{border-bottom-color:var(--brand)}
.site-footer{background:var(--surface);border-top:1px solid var(--line);padding:56px 0 22px;color:var(--ink)}
.footer-lead{color:var(--muted)}
.footer-title{font-weight:700;margin:0 0 12px;color:var(--ink)}
.footer-links{display:flex;flex-direction:column;gap:8px}
.footer-links a{color:var(--muted)}
.footer-links a:hover{color:var(--brand)}
.site-footer p{color:var(--muted)}
.footer-copy{margin-top:28px;padding-top:16px;border-top:1px solid var(--line);color:var(--muted);font-size:14px}
.cat-hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(280px,.85fr);gap:36px;align-items:end}
.kicker{margin-bottom:12px}
.filter-panel{
 background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);padding:18px;display:grid;grid-template-columns:1fr 1fr;gap:12px
}
.field{display:flex;flex-direction:column;gap:6px}
.field span{font-size:13px;font-weight:700;color:var(--muted)}
.select{
 min-height:44px;padding:0 12px;border:1px solid var(--line);border-radius:var(--radius-btn);
 background:var(--surface);color:var(--ink);width:100%
}
.select:hover{border-color:#c9d5e2}
.select:focus{border-color:var(--brand)}
.catalog-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:18px}
.span-4{grid-column:span 4}
.span-5{grid-column:span 5}
.span-6{grid-column:span 6}
.span-7{grid-column:span 7}
.span-8{grid-column:span 8}
.span-12{grid-column:span 12}
.card-visual{
 height:132px;border-radius:10px;background:
 linear-gradient(#F7FAFC,#F7FAFC) padding-box,
 repeating-linear-gradient(90deg,transparent,transparent 11px,rgba(27,108,168,.08) 12px);
 border:1px solid var(--line);display:flex;align-items:center;justify-content:center;padding:16px
}
.card-visual svg{width:100%;height:92px}
.card-meta{display:flex;flex-wrap:wrap;gap:8px}
.card-foot{margin-top:auto;display:flex;justify-content:space-between;align-items:center;gap:12px;padding-top:6px}
.supply-note{font-size:13px;color:var(--pine);font-weight:700}
.layout-row{flex-direction:row;align-items:stretch;gap:22px}
.layout-row .card-visual{flex:0 0 240px;height:auto;min-height:160px}
.layout-row .card-copy{display:flex;flex-direction:column;gap:10px;flex:1}
.cond-stack{display:flex;flex-direction:column;gap:14px}
.cond-row{
 display:grid;grid-template-columns:148px minmax(0,1fr);gap:18px;align-items:start;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px 22px
}
.cond-row h3{margin-bottom:4px}
.cond-row p{color:var(--muted)}
.mark-grid{display:grid;grid-template-columns:1.2fr .9fr .9fr;gap:18px}
.mark-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;min-height:100%}
.mark-card p{color:var(--muted);margin-top:8px}
.mark-index{font-size:13px;font-weight:700;color:var(--brand);letter-spacing:.08em}
.judge-list{display:flex;flex-direction:column;gap:12px}
.judge-item{
 display:grid;grid-template-columns:88px minmax(0,1fr);gap:16px;align-items:center;
 background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--pine);
 border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 20px
}
.judge-item strong{display:block;margin-bottom:4px}
.judge-item p{color:var(--muted)}
.judge-no{font-weight:700;color:var(--brand)}
.article-board{display:grid;grid-template-columns:1.4fr .8fr;gap:18px}
.article-main,.article-side{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)
}
.article-main{padding:28px}
.article-side{display:flex;flex-direction:column}
.article-side a{padding:20px 22px;border-bottom:1px solid var(--line);color:inherit}
.article-side a:last-child{border-bottom:0}
.article-side a:hover{color:var(--brand)}
.article-side h3{margin:6px 0}
.meta-line{color:var(--muted);font-size:14px}
.more-panel{
 display:flex;justify-content:space-between;align-items:center;gap:24px;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px
}
.more-panel p{color:var(--muted);margin-top:8px}
.consult-bar{
 display:flex;justify-content:space-between;align-items:center;gap:24px;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);padding:26px 28px
}
.consult-bar p{color:var(--ink);font-weight:600;max-width:720px}
[hidden]{display:none!important}
@media (max-width:1023px){
 .nav-center,.header-bar>.nav-actions{display:none}
 .nav-toggle{display:inline-flex}
 .cat-hero-grid,.article-board,.mark-grid{grid-template-columns:1fr}
 .catalog-grid{grid-template-columns:1fr 1fr}
 .span-4,.span-5,.span-6,.span-7,.span-8,.span-12{grid-column:span 1}
 .span-7,.span-8,.span-12,.layout-row{grid-column:span 2}
}
@media (max-width:767px){
 .section{padding:44px 0}
 h1{font-size:30px}
 h2{font-size:24px}
 .catalog-grid{grid-template-columns:1fr}
 .span-4,.span-5,.span-6,.span-7,.span-8,.span-12,.layout-row{grid-column:span 1}
 .cond-row,.judge-item,.more-panel,.consult-bar,.layout-row{grid-template-columns:1fr;display:flex;flex-direction:column;align-items:flex-start}
 .layout-row .card-visual{flex:none;width:100%;height:120px}
 .filter-panel{grid-template-columns:1fr}
}
@media (max-width:520px){
 .header-bar{min-height:64px}
 .logo{font-size:18px}
 .card,.cond-row,.mark-card,.judge-item,.more-panel,.consult-bar{padding:16px}
 .card-visual{height:108px}
 .consult-bar .btn,.more-panel .btn{width:100%}
}

/* roulang page: category2 */
:root{
 --bg:#F3F6FA;
 --surface:#FFFFFF;
 --ink:#142033;
 --muted:#5C6B7A;
 --line:#E3E9F0;
 --brand:#1B6CA8;
 --brand-press:#165A8C;
 --pine:#3E6B66;
 --shadow:0 10px 28px rgba(20,32,51,.06);
 --shadow-hover:0 16px 36px rgba(20,32,51,.10);
 --radius:14px;
 --radius-btn:10px;
 --container:1120px;
 --pad:20px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 background:var(--bg);
 color:var(--ink);
 font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
 font-size:16px;
 line-height:1.75;
 text-rendering:optimizeLegibility;
}
img,svg{display:block;max-width:100%}
button,input,select,textarea{font-family:inherit;font-size:16px;color:var(--ink)}
a{color:inherit;text-decoration:none}
h1,h2,h3,p{margin:0}
h1{font-size:36px;line-height:1.28;font-weight:700;letter-spacing:.01em}
h2{font-size:28px;line-height:1.35;font-weight:700}
h3{font-size:18px;line-height:1.45;font-weight:700}
ul{margin:0;padding:0}
.container{width:100%!important;max-width:var(--container)!important;margin-left:auto!important;margin-right:auto!important;padding-left:var(--pad)!important;padding-right:var(--pad)!important}
.section{padding:88px 0;background:var(--bg);scroll-margin-top:84px}
.section-alt{background:var(--surface)}
.section-head{margin-bottom:28px;max-width:760px}
.section-lead{max-width:760px;margin-top:12px;color:var(--muted)}
.site-header{
 position:sticky;top:0;z-index:50;
 background:var(--surface);
 border-bottom:1px solid var(--line);
}
.header-bar{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:16px;position:relative}
.logo{font-size:20px;font-weight:700;color:var(--ink);letter-spacing:.04em;padding:6px 0}
.site-header .logo[aria-current="page"]{box-shadow:inset 0 -2px 0 var(--brand)}
.nav-center{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:flex;align-items:center;gap:28px}
.nav-center a{position:relative;padding:8px 0;font-weight:600;color:var(--ink)}
.nav-center a::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;background:transparent}
.nav-center a:hover{color:var(--brand)}
.nav-center a:hover::after,.nav-center a.is-active::after{background:var(--brand)}
.nav-center a.is-active{color:var(--brand)}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-toggle{
 display:none;align-items:center;justify-content:center;
 min-width:72px;min-height:40px;padding:0 12px;
 border:1px solid var(--line);border-radius:var(--radius-btn);
 background:var(--surface);color:var(--ink);cursor:pointer;font-weight:600
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand)}
.nav-drawer{display:none;flex-direction:column;gap:8px;padding:4px 20px 18px;background:var(--surface);border-top:1px solid var(--line)}
.nav-drawer a.link{padding:12px 0;font-weight:600;border-bottom:1px solid var(--line)}
.nav-drawer a.link.is-active{color:var(--brand)}
.nav-drawer .nav-actions{display:flex;flex-direction:column;margin-top:8px}
.nav-drawer.is-open{display:flex}
.btn{
 display:inline-flex;align-items:center;justify-content:center;
 min-height:44px;padding:0 18px;border-radius:var(--radius-btn);
 border:1px solid transparent;font-size:15px;font-weight:600;line-height:1.2;
 cursor:pointer;transition:background .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease,border-color .2s ease
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-press);color:#fff}
.btn-primary:active{background:var(--brand-press)}
.btn-secondary{background:var(--surface);color:var(--brand);border-color:var(--brand)}
.btn-secondary:hover{background:#EAF3F9;color:var(--brand)}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{
 outline:2px solid var(--brand);outline-offset:2px
}
.badge{
 display:inline-flex;align-items:center;align-self:flex-start;
 padding:2px 8px;border-radius:999px;font-size:12px;line-height:1.7;font-weight:700;
 color:var(--pine);background:rgba(62,107,102,.08);border:1px solid rgba(62,107,102,.28)
}
.card,.entry-card,.quote,.step-card,.mark-board,.form-card,.compare-row,.scene-row,.mix-card,.compare-card,.qa-item,.consult-band{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)
}
.card{display:flex;flex-direction:column;gap:10px;padding:22px;color:inherit;height:100%;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.card:hover,.entry-card:hover,.quote:hover,.scene-row:hover,.mix-card:hover,.compare-card:hover,.qa-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.card p,.entry-card p,.scene-copy p,.step-card p,.g-item p,.mix-card p,.compare-card p,.qa-item p{color:var(--muted)}
.text-link{color:var(--brand);font-weight:700;border-bottom:1px solid transparent}
.text-link:hover{border-bottom-color:var(--brand)}
.chips,.pills{display:flex;flex-wrap:wrap;gap:10px}
.chip,.pill{
 display:inline-flex;align-items:center;justify-content:center;
 min-height:40px;padding:0 16px;border-radius:999px;
 border:1px solid var(--line);background:var(--surface);color:var(--ink);
 font-size:14px;font-weight:700;cursor:pointer;
 transition:background .2s ease,color .2s ease,border-color .2s ease
}
.chip{min-height:auto;padding:4px 10px;border-color:rgba(62,107,102,.28);background:rgba(62,107,102,.06);color:var(--pine);font-size:13px;cursor:default}
.pill:hover{border-color:var(--brand);color:var(--brand)}
.pill.is-on{background:var(--brand);color:#fff;border-color:var(--brand)}
.pill.is-on:hover{background:var(--brand-press);color:#fff;border-color:var(--brand-press)}
.page-lead{max-width:680px;margin-top:14px;color:var(--muted)}
.pills{margin-top:22px}
.scene-row{
 display:grid;grid-template-columns:280px minmax(0,1fr);gap:28px;align-items:center;
 padding:22px;margin-bottom:16px;color:inherit;
 transition:transform .2s ease,box-shadow .2s ease
}
.scene-row.is-flip{grid-template-columns:minmax(0,1fr) 280px}
.scene-row.is-flip .scene-media{order:2}
.scene-media{
 background:#F7FAFC;border:1px solid var(--line);border-radius:12px;padding:12px;min-height:180px
}
.scene-media svg{width:100%;height:auto}
.scene-copy{display:flex;flex-direction:column;align-items:flex-start;gap:10px;min-width:0}
.scene-copy h3{font-size:22px}
.meta-line{color:var(--muted);font-size:14px}
.mix-grid{
 display:grid;
 grid-template-columns:1fr 1fr .95fr;
 grid-template-rows:auto auto;
 gap:18px;
}
.mix-card{padding:22px;height:100%;transition:transform .2s ease,box-shadow .2s ease}
.mix-a{grid-column:1;grid-row:1}
.mix-b{grid-column:2;grid-row:1}
.mix-c{grid-column:1 / span 2;grid-row:2}
.mix-d{grid-column:3;grid-row:1 / span 2}
.plain-list{list-style:none;display:flex;flex-direction:column;gap:8px;margin-top:12px}
.plain-list li{position:relative;padding-left:16px;color:var(--muted)}
.plain-list li::before{content:"";position:absolute;left:0;top:.72em;width:8px;height:1px;background:var(--pine)}
.compare-pair{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.compare-card{padding:24px;display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.compare-card h3{font-size:22px}
.qa-list{display:flex;flex-direction:column;gap:14px}
.qa-item{padding:22px 24px}
.qa-item h3{margin-bottom:8px}
.more-actions{margin-top:8px}
.consult-band{
 display:flex;align-items:center;justify-content:space-between;gap:24px;
 padding:28px 32px
}
.consult-band p{margin-top:8px;color:var(--muted);max-width:640px}
.site-footer{background:var(--surface);border-top:1px solid var(--line);padding:48px 0 28px;color:var(--ink)}
.footer-lead{color:var(--muted)}
.footer-title{font-weight:700;margin-bottom:12px;color:var(--ink)}
.footer-links{display:flex;flex-direction:column;gap:8px}
.footer-links a{color:var(--muted)}
.footer-links a:hover{color:var(--brand)}
.site-footer .btn{align-self:flex-start}
.footer-copy{margin-top:28px;padding-top:16px;border-top:1px solid var(--line);color:var(--muted);font-size:14px}
[hidden]{display:none!important}
@media (max-width:1024px){
 .section{padding:72px 0}
 .mix-grid{grid-template-columns:1fr 1fr}
 .mix-a,.mix-b{grid-column:auto;grid-row:auto}
 .mix-c{grid-column:1 / -1;grid-row:auto}
 .mix-d{grid-column:1 / -1;grid-row:auto}
}
@media (max-width:980px){
 .nav-center,.header-bar > .nav-actions{display:none}
 .nav-toggle{display:inline-flex}
}
@media (max-width:768px){
 .section{padding:48px 0}
 h1{font-size:30px}
 h2{font-size:24px}
 .scene-row,.scene-row.is-flip{grid-template-columns:1fr;gap:16px}
 .scene-row.is-flip .scene-media{order:0}
 .compare-pair,.mix-grid{grid-template-columns:1fr}
 .mix-c,.mix-d{grid-column:auto}
 .consult-band{flex-direction:column;align-items:flex-start;padding:22px}
 .scene-copy h3,.compare-card h3{font-size:20px}
}
@media (max-width:520px){
 .header-bar{min-height:64px}
 .logo{font-size:18px}
 .scene-row{padding:16px}
 .nav-drawer .btn{width:100%}
}