/* roulang page: index */
:root{--wine:#751f2a;--wine-dark:#4d1720;--wine-soft:#f3e5e2;--ink:#1e1c1b;--paper:#f7f3ed;--cream:#fffdf9;--copper:#a66a3f;--muted:#766f69;--line:#ded5cc;--shadow:0 18px 45px rgba(43,25,20,.09);--radius:16px;--max:1240px}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Noto Serif SC","Source Han Serif SC","Microsoft YaHei",serif;background:var(--paper);color:var(--ink);line-height:1.7}
a{color:inherit;text-decoration:none;transition:.25s ease}
img{display:block;width:100%;height:100%;object-fit:cover}
button,input,textarea{font:inherit}
button{cursor:pointer}
.container{width:min(var(--max),calc(100% - 48px));margin:auto}
.topline{background:var(--ink);color:#eee5db;font:13px/1.5 "Microsoft YaHei",sans-serif;letter-spacing:.03em}
.topline .container{min-height:34px;display:flex;justify-content:space-between;align-items:center;gap:20px}
.age-note{color:#e4bd8e}
.site-header{height:82px;background:var(--cream);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.header-inner{height:100%;display:flex;align-items:center;gap:40px}
.logo{font-size:24px;font-weight:800;letter-spacing:-.06em;white-space:nowrap;color:var(--wine)}
.logo small{display:block;color:var(--muted);font:11px/1.2 "Microsoft YaHei",sans-serif;letter-spacing:.2em;margin-top:-3px}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:auto;font:14px "Microsoft YaHei",sans-serif}
.main-nav a{position:relative;padding:28px 0;color:#504a45}
.main-nav a:after{content:"";position:absolute;left:0;bottom:18px;width:0;height:2px;background:var(--wine);transition:.25s}
.main-nav a:hover,.main-nav a.active{color:var(--wine)}
.main-nav a:hover:after,.main-nav a.active:after{width:100%}
.header-tag{border:1px solid var(--line);padding:7px 12px;border-radius:999px;color:var(--muted);font:12px "Microsoft YaHei",sans-serif;white-space:nowrap}
.menu-btn{display:none;border:0;background:transparent;color:var(--wine);font-size:24px}
.hero{padding:70px 0 84px;background:var(--cream)}
.hero-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:70px;align-items:center}
.eyebrow,.section-kicker{font:12px "Microsoft YaHei",sans-serif;letter-spacing:.18em;text-transform:uppercase;color:var(--copper);font-weight:700}
.hero h1{font-size:clamp(42px,6vw,78px);line-height:1.08;letter-spacing:-.07em;margin:18px 0 24px;color:var(--ink)}
.hero h1 em{font-style:normal;color:var(--wine)}
.hero-copy{font-size:18px;color:#5f5750;max-width:570px}
.hero-actions{display:flex;gap:12px;margin-top:34px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 20px;border-radius:9px;border:1px solid var(--wine);font:14px "Microsoft YaHei",sans-serif;transition:.25s}
.btn-primary{background:var(--wine);color:#fff}
.btn-primary:hover{background:var(--wine-dark);transform:translateY(-2px);box-shadow:0 8px 18px rgba(117,31,42,.2)}
.btn-outline{color:var(--wine);background:transparent}
.btn-outline:hover{background:var(--wine-soft);transform:translateY(-2px)}
.btn:focus,.nav-link:focus,input:focus,textarea:focus,summary:focus{outline:3px solid rgba(166,106,63,.38);outline-offset:3px}
.hero-art{height:490px;position:relative;border-radius:18px;overflow:hidden;background:var(--ink);box-shadow:var(--shadow)}
.hero-art:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(35,17,18,.72),transparent 65%),linear-gradient(0deg,rgba(35,17,18,.5),transparent 55%)}
.hero-art img{filter:saturate(.78)}
.hero-caption{position:absolute;z-index:1;bottom:28px;left:30px;color:#fff;max-width:310px}
.hero-caption strong{display:block;font-size:28px;line-height:1.2;margin-bottom:8px}
.hero-caption span{font:13px "Microsoft YaHei",sans-serif;color:#ead9c9}
.age-strip{background:var(--wine);color:#fff;padding:13px 0;font:13px "Microsoft YaHei",sans-serif}
.age-strip .container{display:flex;justify-content:space-between;align-items:center;gap:20px}
.age-strip strong{color:#f4c89a}
.age-strip a{border-bottom:1px solid #e6b891}
section{padding:92px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px}
.section-head h2{font-size:clamp(27px,4vw,44px);line-height:1.2;letter-spacing:-.04em;margin-top:9px}
.section-head p{max-width:460px;color:var(--muted);font-size:15px}
.index-section{background:var(--paper)}
.index-grid{display:grid;grid-template-columns:1.3fr .85fr .85fr;gap:18px}
.index-card{border:1px solid var(--line);padding:27px;background:var(--cream);min-height:220px;position:relative;transition:.25s}
.index-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#c99d82}
.index-card:first-child{background:var(--wine);color:#fff}
.index-no{font:13px "Microsoft YaHei",sans-serif;color:var(--copper);letter-spacing:.1em}
.index-card:first-child .index-no{color:#e9bc91}
.index-card h3{font-size:25px;line-height:1.25;margin:30px 0 10px}
.index-card p{font-size:14px;color:var(--muted)}
.index-card:first-child p{color:#eadbd2}
.arrow{position:absolute;right:25px;bottom:22px;color:var(--copper);font-size:22px}
.feature{background:var(--cream)}
.feature-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:45px;align-items:center}
.feature-image{height:410px;border-radius:16px;overflow:hidden;position:relative}
.feature-image:after{content:"俄罗斯成人文化";position:absolute;left:22px;bottom:20px;color:#fff;font-size:20px;background:rgba(58,20,23,.82);padding:8px 13px}
.feature-text h2{font-size:39px;line-height:1.2;margin:14px 0 20px}
.feature-text p{color:var(--muted);margin-bottom:22px}
.meta{font:12px "Microsoft YaHei",sans-serif;color:var(--copper)}
.directory{background:#eee7df}
.directory-list{border-top:1px solid var(--line)}
.directory-item{display:grid;grid-template-columns:50px 1.3fr 1.5fr 110px 90px;align-items:center;gap:18px;padding:20px 5px;border-bottom:1px solid var(--line);transition:.2s}
.directory-item:hover{background:rgba(255,253,249,.7);padding-left:13px}
.directory-item .num{color:var(--copper);font-size:14px}
.directory-item h3{font-size:18px}
.directory-item p{font-size:13px;color:var(--muted)}
.directory-item .status{font:12px "Microsoft YaHei",sans-serif;color:var(--wine)}
.directory-item a{font:13px "Microsoft YaHei",sans-serif;color:var(--wine);text-align:right}
.archive-grid{display:grid;grid-template-columns:1.15fr repeat(4,1fr);gap:14px}
.archive-card{border:1px solid var(--line);background:var(--cream);padding:15px;min-height:180px}
.archive-card:first-child{background:var(--ink);color:#fff;min-height:300px}
.archive-card .thumb{height:115px;margin-bottom:14px;border-radius:10px;overflow:hidden}
.archive-card:first-child .thumb{height:170px}
.archive-card h3{font-size:17px;line-height:1.3}
.archive-card p{font-size:12px;color:var(--muted);margin-top:8px}
.archive-card:first-child p{color:#d6cbc2}
.city-band{background:var(--ink);color:#fff;overflow:hidden}
.city-band .section-head p{color:#b9aea6}
.city-scroll{display:flex;gap:16px;overflow-x:auto;padding-bottom:8px;scrollbar-color:var(--copper) transparent}
.city-card{flex:0 0 255px;height:180px;border-radius:13px;overflow:hidden;position:relative;background:#333}
.city-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(20,15,14,.8),transparent)}
.city-card img{opacity:.8}
.city-card div{position:absolute;z-index:1;left:18px;bottom:16px}
.city-card strong{display:block;font-size:22px}
.city-card span{font:12px "Microsoft YaHei",sans-serif;color:#e0c0a5}
.covers{background:var(--cream)}
.cover-wall{display:grid;grid-template-columns:1.1fr .8fr .8fr 1fr;grid-template-rows:220px 180px;gap:14px}
.cover-item{position:relative;overflow:hidden;border-radius:14px;background:var(--ink)}
.cover-item:first-child{grid-row:span 2}
.cover-item:after{content:"";position:absolute;inset:35% 0 0;background:linear-gradient(transparent,rgba(20,12,12,.86))}
.cover-item .cover-info{position:absolute;z-index:1;left:18px;right:16px;bottom:15px;color:#fff}
.cover-info h3{font-size:18px;line-height:1.25}
.cover-info span{font:11px "Microsoft YaHei",sans-serif;color:#e5b98f}
.lang-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line)}
.lang-card{padding:28px;border-bottom:1px solid var(--line);border-right:1px solid var(--line)}
.lang-card:nth-child(3n){border-right:0}
.lang-card b{font:25px Georgia,serif;color:var(--copper)}
.lang-card h3{margin:10px 0 5px;font-size:18px}
.lang-card p{font-size:13px;color:var(--muted)}
.guide{background:var(--wine);color:#fff}
.guide .section-head p{color:#e3cac0}
.guide-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.2)}
.guide-card{padding:25px;background:var(--wine)}
.guide-card .step{font:14px "Microsoft YaHei",sans-serif;color:#e2b188}
.guide-card h3{font-size:19px;margin:20px 0 8px}
.guide-card p{font-size:13px;color:#e6d7d0}
.safety{background:#252120;color:#fff}
.safety-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:55px;align-items:center}
.safety h2{font-size:39px;line-height:1.2;margin:12px 0 18px}
.safety p{color:#c8bbb3}
.safety-points{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.safety-point{border:1px solid #514541;padding:19px;border-radius:10px}
.safety-point strong{display:block;color:#e5b68c;margin-bottom:4px}
.safety-point span{font:13px "Microsoft YaHei",sans-serif;color:#c8bbb3}
.updates{background:var(--paper)}
.update-list{border-top:2px solid var(--ink)}
.update-item{display:grid;grid-template-columns:130px 1fr 100px;gap:25px;padding:23px 0;border-bottom:1px solid var(--line);align-items:start}
.update-item time,.update-item .tag{font:12px "Microsoft YaHei",sans-serif;color:var(--copper)}
.update-item h3{font-size:20px;margin-bottom:5px}
.update-item p{font-size:14px;color:var(--muted)}
.update-item>a{color:var(--wine);font:13px "Microsoft YaHei",sans-serif;text-align:right}
.empty{padding:28px 0;color:var(--muted);font:14px "Microsoft YaHei",sans-serif}
.topics{background:var(--cream)}
.topic-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.topic{padding:20px;background:var(--paper);border-left:3px solid var(--copper)}
.topic b{color:var(--copper);font-size:13px}
.topic h3{font-size:16px;margin:10px 0 6px;line-height:1.35}
.topic p{font:12px "Microsoft YaHei",sans-serif;color:var(--muted)}
.faq{background:var(--paper)}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px 50px}
details{border-top:1px solid var(--line);padding:18px 0}
summary{cursor:pointer;font-size:17px;font-weight:700;list-style:none;display:flex;justify-content:space-between}
summary:after{content:"+";color:var(--wine);font-size:22px}
details[open] summary:after{content:"−"}
details p{color:var(--muted);font-size:14px;padding:13px 28px 0 0}
.contact{padding:65px 0;background:var(--wine-soft)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.contact h2{font-size:35px;line-height:1.2;margin:12px 0}
.contact p{color:var(--muted)}
.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.contact-form input,.contact-form textarea{border:1px solid #d5c4bb;background:var(--cream);padding:13px 14px;border-radius:8px;color:var(--ink)}
.contact-form textarea{grid-column:span 2;min-height:90px;resize:vertical}
.contact-form .btn{grid-column:span 2;justify-self:start}
.site-footer{background:var(--ink);color:#ddd2ca;padding:52px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px;padding-bottom:42px}
.footer-logo{color:#fff;font-size:23px;font-weight:800}
.footer-col h3{font-size:14px;color:#e2b58d;margin-bottom:13px}
.footer-col a,.footer-col p{display:block;color:#a99d96;font:13px/2 "Microsoft YaHei",sans-serif}
.footer-col a:hover{color:#fff}
.copyright{border-top:1px solid #403a37;padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#8e837c;font:12px "Microsoft YaHei",sans-serif}
@media(max-width:1024px){.main-nav{gap:15px}.header-tag{display:none}.hero-grid{gap:35px}.archive-grid{grid-template-columns:1.2fr repeat(2,1fr)}.archive-card:nth-child(n+4){display:none}.topic-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:768px){.container{width:min(100% - 32px,var(--max))}.site-header{height:70px}.header-inner{justify-content:space-between}.main-nav{display:none;position:absolute;top:70px;left:0;right:0;background:var(--cream);border-bottom:1px solid var(--line);padding:8px 16px;flex-direction:column;align-items:stretch;gap:0;box-shadow:var(--shadow)}.main-nav.open{display:flex}.main-nav a{padding:13px 4px}.main-nav a:after{bottom:7px}.menu-btn{display:block}.age-strip .container{align-items:flex-start;flex-direction:column;gap:5px}.hero{padding:48px 0 55px}.hero-grid,.feature-grid,.safety-grid,.contact-grid{grid-template-columns:1fr}.hero-art{height:350px}.index-grid{grid-template-columns:1fr}.index-card{min-height:175px}.directory-item{grid-template-columns:35px 1fr 80px}.directory-item p{display:none}.archive-grid{grid-template-columns:1fr 1fr}.archive-card:first-child{grid-column:span 2}.lang-grid{grid-template-columns:1fr 1fr}.lang-card:nth-child(3n){border-right:1px solid var(--line)}.lang-card:nth-child(2n){border-right:0}.guide-grid{grid-template-columns:1fr 1fr}.cover-wall{grid-template-columns:1fr 1fr;grid-template-rows:190px 190px 190px}.cover-item:first-child{grid-row:span 2}.update-item{grid-template-columns:90px 1fr}.update-item>a{grid-column:2;text-align:left}.faq-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.logo{font-size:20px}.logo small{font-size:9px}.hero h1{font-size:43px}.hero-copy{font-size:16px}.section-head{display:block}.section-head p{margin-top:12px}.feature-text h2,.safety h2{font-size:31px}.directory-item{grid-template-columns:28px 1fr 65px;gap:8px}.directory-item h3{font-size:15px}.archive-grid{grid-template-columns:1fr}.archive-card:first-child{grid-column:auto}.lang-grid,.guide-grid,.topic-grid{grid-template-columns:1fr}.lang-card,.lang-card:nth-child(3n){border-right:0}.contact-form{grid-template-columns:1fr}.contact-form textarea,.contact-form .btn{grid-column:auto}.footer-grid{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin-top:7px}}

/* roulang page: article */
:root{
  --wine:#751f2a;
  --wine-dark:#4d1720;
  --wine-soft:#f3e5e2;
  --ink:#1e1c1b;
  --paper:#f7f3ed;
  --cream:#fffdf9;
  --copper:#a66a3f;
  --muted:#766f69;
  --line:#ded5cc;
  --shadow:0 18px 45px rgba(43,25,20,.09);
  --radius:16px;
  --max:1240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"Noto Serif SC","Source Han Serif SC","Microsoft YaHei",serif;
  font-size:16px;
  line-height:1.78;
}
a{color:inherit;text-decoration:none;transition:color .25s ease,background .25s ease,transform .25s ease,border-color .25s ease}
img{display:block;width:100%;height:100%;object-fit:cover}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
::selection{background:var(--wine);color:#fff}
.container{width:min(var(--max),calc(100% - 48px));margin:0 auto}
.site-header{
  height:82px;
  background:var(--cream);
  border-bottom:1px solid var(--line);
  position:sticky;
  top:0;
  z-index:50;
}
.header-inner{height:100%;display:flex;align-items:center;gap:40px}
.logo{
  color:var(--wine);
  font-size:24px;
  font-weight:800;
  letter-spacing:-.06em;
  line-height:1.05;
  white-space:nowrap;
}
.logo:hover{color:var(--wine-dark)}
.logo small{
  display:block;
  margin-top:2px;
  color:var(--muted);
  font:11px/1.2 "Microsoft YaHei",sans-serif;
  letter-spacing:.18em;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:26px;
  margin-left:auto;
  font:14px "Microsoft YaHei",sans-serif;
}
.main-nav a{position:relative;padding:28px 0;color:#504a45;white-space:nowrap}
.main-nav a:after{
  content:"";
  position:absolute;
  left:0;
  bottom:18px;
  width:0;
  height:2px;
  background:var(--wine);
  transition:width .25s ease;
}
.main-nav a:hover,.main-nav a.active{color:var(--wine)}
.main-nav a:hover:after,.main-nav a.active:after{width:100%}
.header-tag{
  padding:7px 12px;
  border:1px solid var(--line);
  border-radius:999px;
  color:var(--muted);
  font:12px "Microsoft YaHei",sans-serif;
  white-space:nowrap;
}
.menu-btn{
  display:none;
  border:0;
  padding:6px;
  background:transparent;
  color:var(--wine);
  font-size:24px;
  line-height:1;
}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{
  outline:3px solid rgba(166,106,63,.42);
  outline-offset:3px;
}
.article-banner{
  min-height:244px;
  position:relative;
  display:flex;
  align-items:flex-end;
  overflow:hidden;
  color:#fff;
  background:#302426 url("/assets/images/backpic/back-4.webp") center/cover no-repeat;
}
.article-banner:before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,rgba(46,17,21,.94) 0%,rgba(46,17,21,.75) 46%,rgba(20,17,15,.42) 100%);
}
.article-banner .container{position:relative;z-index:1;padding-top:56px;padding-bottom:39px}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  align-items:center;
  color:#eadbd2;
  font:13px "Microsoft YaHei",sans-serif;
}
.breadcrumb a:hover{color:#fff}
.breadcrumb span{opacity:.65}
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 255px;
  gap:54px;
  padding:54px 0 30px;
  align-items:start;
}
.article-main{min-width:0}
.article-heading{padding-bottom:33px;border-bottom:1px solid var(--line)}
.section-kicker,.article-kicker{
  color:var(--copper);
  font:700 12px "Microsoft YaHei",sans-serif;
  letter-spacing:.16em;
}
.article-heading h1{
  max-width:900px;
  margin:16px 0 20px;
  color:var(--ink);
  font-size:clamp(34px,5vw,58px);
  line-height:1.16;
  letter-spacing:-.055em;
}
.article-summary{
  max-width:800px;
  margin:0;
  color:#625a53;
  font-size:18px;
  line-height:1.9;
}
.article-meta-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px 20px;
  margin-top:25px;
  color:var(--muted);
  font:13px "Microsoft YaHei",sans-serif;
}
.article-meta-row b{color:var(--wine);font-weight:600}
.article-cover{
  height:365px;
  margin:36px 0 0;
  overflow:hidden;
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  background:#403835;
}
.article-cover img{filter:saturate(.78)}
.article-cover figcaption{
  padding:12px 16px;
  background:var(--cream);
  color:var(--muted);
  font:12px "Microsoft YaHei",sans-serif;
}
.article-content{
  width:min(100%,780px);
  margin:44px auto 0;
  font-size:17px;
  line-height:2;
  color:#312c28;
}
.article-content>*:first-child{margin-top:0}
.article-content h2{
  margin:48px 0 18px;
  padding-left:16px;
  border-left:4px solid var(--wine);
  color:var(--ink);
  font-size:29px;
  line-height:1.3;
  letter-spacing:-.035em;
}
.article-content h3{
  margin:34px 0 15px;
  color:var(--wine-dark);
  font-size:22px;
  line-height:1.42;
}
.article-content p{margin:0 0 23px}
.article-content ul,.article-content ol{margin:0 0 25px;padding-left:1.55em}
.article-content li{padding-left:5px;margin-bottom:8px}
.article-content blockquote{
  margin:33px 0;
  padding:22px 25px;
  border-left:4px solid var(--copper);
  background:#f0e9e0;
  color:#55463e;
  font-size:18px;
}
.article-content img{
  width:100%;
  height:auto;
  margin:30px 0 8px;
  border-radius:12px;
  background:#e8ded5;
}
.article-content table{width:100%;margin:28px 0;border-collapse:collapse;font-size:15px}
.article-content th,.article-content td{padding:12px;border:1px solid var(--line);text-align:left}
.article-content th{background:var(--wine-soft);color:var(--wine-dark)}
.article-content a{color:var(--wine);border-bottom:1px solid rgba(117,31,42,.35)}
.article-content a:hover{color:var(--wine-dark);border-color:var(--wine-dark)}
.empty-article{
  width:min(100%,780px);
  margin:44px auto 0;
  padding:36px;
  border:1px dashed #cba994;
  background:var(--cream);
  text-align:center;
}
.empty-article h2{margin:0 0 10px;color:var(--wine);font-size:25px}
.empty-article p{margin:0 0 22px;color:var(--muted)}
.article-aside{position:sticky;top:112px}
.aside-card{
  margin-bottom:18px;
  padding:23px;
  border:1px solid var(--line);
  border-radius:14px;
  background:var(--cream);
}
.aside-card h2{
  margin:0 0 15px;
  color:var(--ink);
  font-size:18px;
  line-height:1.35;
}
.aside-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.75}
.info-list{margin:0;padding:0;list-style:none}
.info-list li{
  display:flex;
  justify-content:space-between;
  gap:10px;
  padding:11px 0;
  border-bottom:1px solid #ece4dc;
  color:var(--muted);
  font:12px "Microsoft YaHei",sans-serif;
}
.info-list li:last-child{border-bottom:0;padding-bottom:0}
.info-list strong{color:var(--ink);font-weight:600;text-align:right}
.share-list{display:flex;gap:9px;margin-top:16px}
.share-btn{
  width:38px;
  height:38px;
  display:grid;
  place-items:center;
  border:1px solid var(--line);
  border-radius:50%;
  background:var(--paper);
  color:var(--wine);
  font:700 12px "Microsoft YaHei",sans-serif;
}
.share-btn:hover{border-color:var(--wine);background:var(--wine);color:#fff;transform:translateY(-2px)}
.article-info{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:25px;
  margin:54px 0 0;
  padding:25px 28px;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.article-info strong{display:block;font-size:17px}
.article-info span{display:block;margin-top:4px;color:var(--muted);font:13px "Microsoft YaHei",sans-serif}
.badge{
  display:inline-flex;
  align-items:center;
  min-height:28px;
  padding:4px 11px;
  border:1px solid #cba994;
  border-radius:999px;
  background:var(--wine-soft);
  color:var(--wine);
  font:12px "Microsoft YaHei",sans-serif;
}
.boundary-section{padding:28px 0 0}
.boundary-card{
  display:grid;
  grid-template-columns:72px 1fr;
  gap:20px;
  padding:29px;
  border:1px solid #d5b6a7;
  border-radius:var(--radius);
  background:#f5eae5;
}
.boundary-mark{
  width:58px;
  height:58px;
  display:grid;
  place-items:center;
  border-radius:50%;
  background:var(--wine);
  color:#fff;
  font:700 17px "Microsoft YaHei",sans-serif;
}
.boundary-card h2{margin:0 0 7px;color:var(--wine-dark);font-size:23px}
.boundary-card p{margin:0;color:#644f48;font-size:15px}
.related-section{padding:72px 0 0}
.related-head{
  display:flex;
  justify-content:space-between;
  align-items:end;
  gap:25px;
  margin-bottom:22px;
}
.related-head h2{margin:7px 0 0;font-size:34px;line-height:1.2;letter-spacing:-.04em}
.related-head p{max-width:370px;margin:0;color:var(--muted);font-size:14px}
.related-list{border-top:1px solid var(--line)}
.related-item{
  display:grid;
  grid-template-columns:58px 1fr auto;
  gap:20px;
  align-items:center;
  padding:21px 5px;
  border-bottom:1px solid var(--line);
}
.related-item:hover{padding-left:13px;background:rgba(255,253,249,.65)}
.related-no{color:var(--copper);font:14px "Microsoft YaHei",sans-serif}
.related-item h3{margin:0 0 4px;font-size:18px;line-height:1.35}
.related-item p{margin:0;color:var(--muted);font-size:13px}
.related-status{color:var(--wine);font:13px "Microsoft YaHei",sans-serif;white-space:nowrap}
.feedback-section{padding:78px 0 92px}
.feedback-box{
  display:grid;
  grid-template-columns:.9fr 1.1fr;
  gap:48px;
  padding:43px;
  border-radius:18px;
  background:var(--ink);
  color:#fff;
}
.feedback-copy h2{margin:10px 0 15px;font-size:36px;line-height:1.2;letter-spacing:-.04em}
.feedback-copy p{margin:0;color:#d7ccc4;font-size:15px}
.feedback-form{display:grid;grid-template-columns:1fr 1fr;gap:13px}
.feedback-form textarea{grid-column:1/-1;min-height:112px;resize:vertical}
.feedback-form input,.feedback-form textarea{
  width:100%;
  padding:12px 14px;
  border:1px solid #675a54;
  border-radius:8px;
  background:#2c2927;
  color:#fff;
  font:14px "Microsoft YaHei",sans-serif;
}
.feedback-form input::placeholder,.feedback-form textarea::placeholder{color:#aca19a}
.feedback-form input:focus,.feedback-form textarea:focus{border-color:#d6a47f;outline:3px solid rgba(214,164,127,.2)}
.form-note{grid-column:1/-1;margin:0;color:#b9aea6;font:12px "Microsoft YaHei",sans-serif}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:46px;
  padding:0 20px;
  border:1px solid var(--wine);
  border-radius:9px;
  font:14px "Microsoft YaHei",sans-serif;
  transition:.25s ease;
}
.btn-primary{background:var(--wine);color:#fff}
.btn-primary:hover{background:var(--wine-dark);color:#fff;transform:translateY(-2px);box-shadow:0 8px 18px rgba(117,31,42,.24)}
.btn-light{border-color:#fff;background:#fff;color:var(--wine-dark)}
.btn-light:hover{background:#eadbd2;border-color:#eadbd2;transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.site-footer{
  padding:58px 0 0;
  background:#211e1c;
  color:#eee5dc;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.55fr 1fr 1fr .85fr;
  gap:42px;
  padding-bottom:42px;
}
.footer-logo{margin-bottom:12px;color:#fff;font-size:27px;font-weight:800;letter-spacing:-.06em}
.site-footer p{margin:0 0 8px;color:#bdb3ab;font:13px/1.7 "Microsoft YaHei",sans-serif}
.footer-col h3{margin:0 0 14px;color:#d8a77e;font:700 13px "Microsoft YaHei",sans-serif;letter-spacing:.08em}
.footer-col a{display:block;margin:0 0 9px;color:#d8d0c8;font:13px "Microsoft YaHei",sans-serif}
.footer-col a:hover{color:#fff;transform:translateX(3px)}
.copyright{
  display:flex;
  justify-content:space-between;
  gap:20px;
  padding:18px 0;
  border-top:1px solid #403a36;
  color:#968d87;
  font:12px "Microsoft YaHei",sans-serif;
}
@media (max-width:1024px){
  .header-inner{gap:22px}
  .main-nav{gap:17px}
  .article-layout{grid-template-columns:minmax(0,1fr) 220px;gap:32px}
  .footer-grid{gap:28px}
}
@media (max-width:768px){
  .container{width:min(100% - 32px,var(--max))}
  .site-header{height:72px}
  .header-inner{position:relative;justify-content:space-between;gap:12px}
  .logo{font-size:21px}
  .header-tag{display:none}
  .menu-btn{display:block;margin-left:auto}
  .main-nav{
    display:none;
    position:absolute;
    top:71px;
    left:-16px;
    right:-16px;
    margin:0;
    padding:11px 16px 18px;
    border-bottom:1px solid var(--line);
    background:var(--cream);
    box-shadow:0 15px 30px rgba(43,25,20,.08);
    flex-direction:column;
    align-items:stretch;
    gap:0;
  }
  .main-nav.open{display:flex}
  .main-nav a{padding:13px 4px}
  .main-nav a:after{bottom:7px}
  .article-banner{min-height:180px}
  .article-banner .container{padding-top:35px;padding-bottom:29px}
  .article-layout{display:block;padding:35px 0 20px}
  .article-aside{position:static;display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:30px}
  .aside-card{margin:0}
  .article-heading h1{font-size:38px}
  .article-summary{font-size:16px}
  .article-cover{height:290px}
  .article-content{margin-top:34px;font-size:16px;line-height:1.9}
  .article-content h2{font-size:26px}
  .article-info{margin-top:38px;padding:20px}
  .feedback-box{grid-template-columns:1fr;gap:28px;padding:30px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:520px){
  body{font-size:15px}
  .container{width:min(100% - 28px,var(--max))}
  .article-banner{min-height:155px}
  .breadcrumb{font-size:12px}
  .article-heading h1{font-size:31px;letter-spacing:-.045em}
  .article-summary{font-size:15px}
  .article-meta-row{gap:7px 14px}
  .article-cover{height:220px;margin-top:28px}
  .article-content{font-size:15px}
  .article-content h2{margin-top:39px;font-size:23px}
  .article-content h3{font-size:20px}
  .article-content blockquote{padding:18px;font-size:16px}
  .article-aside{grid-template-columns:1fr}
  .article-info{display:block}
  .article-info .badge{margin-top:14px}
  .boundary-card{grid-template-columns:1fr;padding:23px}
  .related-head{display:block}
  .related-head p{margin-top:12px}
  .related-item{grid-template-columns:38px 1fr;gap:12px}
  .related-status{grid-column:2}
  .feedback-section{padding:58px 0 65px}
  .feedback-box{padding:25px 20px}
  .feedback-copy h2{font-size:29px}
  .feedback-form{grid-template-columns:1fr}
  .feedback-form textarea,.form-note{grid-column:auto}
  .footer-grid{grid-template-columns:1fr;gap:27px}
  .copyright{display:block;line-height:1.8}
  .copyright span{display:block}
}

/* roulang page: category1 */
:root{
      --wine:#751f2a;--wine-dark:#4d1720;--wine-soft:#f3e5e2;--ink:#1e1c1b;
      --paper:#f7f3ed;--cream:#fffdf9;--copper:#a66a3f;--muted:#766f69;
      --line:#ded5cc;--shadow:0 18px 45px rgba(43,25,20,.09);--radius:16px;--max:1240px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Serif SC","Source Han Serif SC","Microsoft YaHei",serif;line-height:1.7}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    img{display:block;width:100%;height:100%;object-fit:cover}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .topline{background:var(--wine-dark);color:#eadbd2;font:12px "Microsoft YaHei",sans-serif}
    .topline .container{min-height:34px;display:flex;justify-content:space-between;align-items:center;gap:20px}
    .topline a{color:#f0c9aa;border-bottom:1px solid #bd8060}
    .site-header{height:82px;background:var(--cream);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
    .header-inner{height:100%;display:flex;align-items:center;gap:40px}
    .logo{font-size:24px;font-weight:800;letter-spacing:-.06em;white-space:nowrap;color:var(--wine)}
    .logo small{display:block;color:var(--muted);font:11px/1.2 "Microsoft YaHei",sans-serif;letter-spacing:.2em;margin-top:-3px}
    .main-nav{display:flex;align-items:center;gap:26px;margin-left:auto;font:14px "Microsoft YaHei",sans-serif}
    .main-nav a{position:relative;padding:28px 0;color:#504a45}
    .main-nav a:after{content:"";position:absolute;left:0;bottom:18px;width:0;height:2px;background:var(--wine);transition:.25s}
    .main-nav a:hover,.main-nav a.active{color:var(--wine)}
    .main-nav a:hover:after,.main-nav a.active:after{width:100%}
    .header-tag{border:1px solid var(--line);padding:7px 12px;border-radius:999px;color:var(--muted);font:12px "Microsoft YaHei",sans-serif;white-space:nowrap}
    .menu-btn{display:none;border:0;background:transparent;color:var(--wine);font-size:24px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 20px;border-radius:9px;border:1px solid var(--wine);font:14px "Microsoft YaHei",sans-serif;transition:.25s}
    .btn-primary{background:var(--wine);color:#fff}
    .btn-primary:hover{background:var(--wine-dark);transform:translateY(-2px);box-shadow:0 8px 18px rgba(117,31,42,.2);color:#fff}
    .btn-outline{color:var(--wine);background:transparent}
    .btn-outline:hover{background:var(--wine-soft);transform:translateY(-2px)}
    .btn:focus,.main-nav a:focus,input:focus,textarea:focus,summary:focus{outline:3px solid rgba(166,106,63,.38);outline-offset:3px}
    .page-band{padding:54px 0 48px;background:var(--cream);border-bottom:1px solid var(--line)}
    .breadcrumb{font:12px "Microsoft YaHei",sans-serif;color:var(--muted);margin-bottom:25px}
    .breadcrumb a{color:var(--wine)}
    .band-grid{display:grid;grid-template-columns:1.5fr .8fr;gap:60px;align-items:end}
    .eyebrow,.section-kicker{font:12px "Microsoft YaHei",sans-serif;letter-spacing:.18em;color:var(--copper);font-weight:700}
    .page-band h1{font-size:clamp(36px,5vw,68px);line-height:1.1;letter-spacing:-.07em;margin:14px 0 16px}
    .page-intro{font-size:18px;color:#5f5750;max-width:720px;margin:0}
    .band-note{border-left:3px solid var(--wine);padding:8px 0 8px 22px;color:var(--muted);font:14px/1.8 "Microsoft YaHei",sans-serif}
    section{padding:82px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:30px}
    .section-head h2{font-size:clamp(27px,4vw,43px);line-height:1.2;letter-spacing:-.04em;margin:9px 0 0}
    .section-head p{max-width:500px;color:var(--muted);font-size:15px;margin:0}
    .intro-section{background:var(--paper)}
    .intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
    .intro-copy,.stat-panel{background:var(--cream);border:1px solid var(--line);padding:32px;border-radius:var(--radius)}
    .intro-copy p{color:#625b55;margin:0 0 15px}
    .tag-list{display:flex;flex-wrap:wrap;gap:9px;margin-top:24px}
    .tag{display:inline-flex;padding:7px 13px;border:1px solid #c99d82;border-radius:999px;color:var(--wine);font:12px "Microsoft YaHei",sans-serif;background:#fffaf5}
    .stat-panel{background:var(--ink);color:#fff;display:grid;grid-template-columns:1fr 1fr;gap:1px;padding:0;overflow:hidden}
    .stat{padding:28px;border-bottom:1px solid #48413d}
    .stat:nth-child(odd){border-right:1px solid #48413d}
    .stat strong{display:block;color:#e6b891;font-size:32px;font-weight:500}
    .stat span{color:#d1c4bb;font:13px "Microsoft YaHei",sans-serif}
    .list-section{background:var(--cream)}
    .content-list{border-top:1px solid var(--line)}
    .content-item{display:grid;grid-template-columns:150px 1fr 110px 90px;gap:24px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}
    .content-item:hover{background:#fffaf5;padding-left:14px;padding-right:14px}
    .item-thumb{height:105px;border-radius:11px;overflow:hidden;background:#352629}
    .item-thumb img{transition:.35s}
    .content-item:hover img{transform:scale(1.04)}
    .item-meta{font:12px "Microsoft YaHei",sans-serif;color:var(--copper);margin-bottom:6px}
    .content-item h3{font-size:21px;line-height:1.3;margin:0 0 7px}
    .content-item p{font-size:14px;color:var(--muted);margin:0}
    .item-date{font:12px "Microsoft YaHei",sans-serif;color:var(--muted)}
    .read-link{font:13px "Microsoft YaHei",sans-serif;color:var(--wine);text-align:right}
    .read-link:hover{color:var(--copper)}
    .empty-state{padding:45px 20px;text-align:center;border-bottom:1px solid var(--line);color:var(--muted);font:14px "Microsoft YaHei",sans-serif}
    .empty-state strong{display:block;color:var(--ink);font:22px "Noto Serif SC",serif;margin-bottom:8px}
    .topics-section{background:var(--paper)}
    .topic-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:18px}
    .topic-card{min-height:230px;padding:28px;background:var(--cream);border:1px solid var(--line);position:relative;border-radius:var(--radius);transition:.25s}
    .topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#c99d82}
    .topic-card.featured{background:var(--wine);color:#fff;min-height:285px}
    .topic-no{font:13px "Microsoft YaHei",sans-serif;color:var(--copper)}
    .featured .topic-no{color:#edbd95}
    .topic-card h3{font-size:24px;line-height:1.3;margin:30px 0 12px}
    .topic-card p{font-size:14px;color:var(--muted);margin:0}
    .featured p{color:#eadbd2}
    .topic-arrow{position:absolute;right:24px;bottom:20px;color:var(--copper);font-size:22px}
    .feature-section{background:var(--cream)}
    .feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
    .feature-image{height:390px;border-radius:17px;overflow:hidden;position:relative}
    .feature-image:after{content:"编辑精选 · 成年文化观察";position:absolute;left:20px;bottom:20px;color:#fff;background:rgba(58,20,23,.86);padding:8px 13px;font:13px "Microsoft YaHei",sans-serif}
    .feature-text h2{font-size:38px;line-height:1.2;margin:13px 0 18px}
    .feature-text p{color:var(--muted);margin-bottom:22px}
    .meta{font:12px "Microsoft YaHei",sans-serif;color:var(--copper)}
    .archive-section{background:var(--paper)}
    .archive-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:20px}
    .archive-main{height:355px;border-radius:16px;overflow:hidden;position:relative;background:#291e1e}
    .archive-main:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(25,16,16,.88),transparent 65%)}
    .archive-main img{opacity:.82}
    .archive-caption{position:absolute;z-index:1;left:28px;bottom:26px;color:#fff;max-width:500px}
    .archive-caption h3{font-size:30px;line-height:1.2;margin:8px 0}
    .archive-caption p{margin:0;color:#e3d5cc;font-size:14px}
    .archive-side{display:grid;gap:14px}
    .archive-line{background:var(--cream);border:1px solid var(--line);padding:20px 22px;border-radius:12px}
    .archive-line h3{font-size:18px;margin:5px 0 4px}
    .archive-line p{font-size:13px;color:var(--muted);margin:0}
    .rules-section{background:var(--ink);color:#fff}
    .rules-section .section-head p{color:#bdb1a8}
    .rules-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .rule-card{border:1px solid #4b413c;padding:25px 20px;min-height:165px}
    .rule-card b{display:block;color:#e6b891;font-size:19px;margin-bottom:10px}
    .rule-card p{color:#c8bbb2;font-size:13px;margin:0}
    .faq-section{background:var(--cream)}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    details{border-top:1px solid var(--line);padding:17px 0}
    details:last-child{border-bottom:1px solid var(--line)}
    summary{cursor:pointer;list-style:none;font-size:17px;font-weight:600;padding-right:25px;position:relative}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";position:absolute;right:4px;color:var(--wine);font:24px "Microsoft YaHei",sans-serif;top:-4px}
    details[open] summary:after{content:"−"}
    details[open]{border-left:3px solid var(--wine);padding-left:16px;background:var(--wine-soft)}
    details p{color:var(--muted);font-size:14px;margin:12px 0 3px}
    .feedback-section{padding:54px 0;background:var(--wine)}
    .feedback-inner{display:flex;justify-content:space-between;align-items:center;gap:28px;color:#fff}
    .feedback-inner h2{font-size:31px;margin:0 0 6px}
    .feedback-inner p{color:#eadbd2;margin:0}
    .feedback-inner .btn{border-color:#fff;color:#fff}
    .feedback-inner .btn:hover{background:#fff;color:var(--wine)}
    .site-footer{background:#211c1a;color:#d8cbc2;padding:58px 0 0}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:45px}
    .footer-logo{color:#fff;font-size:25px;font-weight:800;margin-bottom:12px}
    .site-footer p{color:#aa9e96;font:13px/1.8 "Microsoft YaHei",sans-serif;margin:5px 0}
    .footer-col h3{color:#f0e7df;font-size:15px;margin:0 0 15px}
    .footer-col a{display:block;color:#aa9e96;font:13px/2.1 "Microsoft YaHei",sans-serif}
    .footer-col a:hover{color:#e6b891;transform:translateX(3px)}
    .copyright{border-top:1px solid #403631;min-height:65px;display:flex;justify-content:space-between;align-items:center;gap:20px;color:#8e8179;font:12px "Microsoft YaHei",sans-serif}
    @media(max-width:1024px){
      .header-inner{gap:22px}.main-nav{gap:16px}.header-tag{display:none}
      .band-grid,.intro-grid,.feature-grid,.archive-layout{grid-template-columns:1fr}
      .topic-grid{grid-template-columns:1fr 1fr}.rules-grid{grid-template-columns:1fr 1fr}
    }
    @media(max-width:768px){
      .container{width:min(var(--max),calc(100% - 32px))}
      .topline .container{font-size:11px}.site-header{height:70px}
      .menu-btn{display:block;margin-left:auto}.main-nav{display:none;position:absolute;left:16px;right:16px;top:70px;background:var(--cream);border:1px solid var(--line);box-shadow:var(--shadow);padding:8px 18px;flex-direction:column;align-items:stretch;gap:0}
      .main-nav.open{display:flex}.main-nav a{padding:13px 0;border-bottom:1px solid var(--line)}.main-nav a:after{bottom:5px}
      .logo{font-size:20px}.page-band{padding:38px 0}.page-band h1{font-size:42px}
      section{padding:60px 0}.content-item{grid-template-columns:92px 1fr;gap:15px}.item-date,.read-link{grid-column:2;text-align:left}.item-thumb{height:95px;grid-row:span 2}
      .topic-grid,.faq-grid{grid-template-columns:1fr}.rules-grid{grid-template-columns:1fr 1fr}
      .feature-text h2{font-size:31px}.feedback-inner{align-items:flex-start;flex-direction:column}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}
    }
    @media(max-width:480px){
      .topline .container{min-height:30px}.topline .container span:last-child{display:none}
      .band-grid{gap:24px}.page-intro{font-size:16px}.intro-copy,.stat-panel{padding:22px}
      .stat{padding:20px}.stat strong{font-size:26px}.rules-grid,.footer-grid{grid-template-columns:1fr}
      .archive-main{height:300px}.archive-caption h3{font-size:25px}.section-head{display:block}.section-head p{margin-top:14px}
      .content-item h3{font-size:18px}.feedback-inner h2{font-size:26px}
    }

/* roulang page: category2 */
:root{--wine:#751f2a;--wine-dark:#4d1720;--wine-soft:#f3e5e2;--ink:#1e1c1b;--paper:#f7f3ed;--cream:#fffdf9;--copper:#a66a3f;--muted:#766f69;--line:#ded5cc;--shadow:0 18px 45px rgba(43,25,20,.09);--radius:16px;--max:1240px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Serif SC","Source Han Serif SC","Microsoft YaHei",serif;line-height:1.7}
a{color:inherit;text-decoration:none;transition:.25s ease}
img{display:block;width:100%;height:100%;object-fit:cover}
button,input,textarea{font:inherit}
button{cursor:pointer}
.container{width:min(var(--max),calc(100% - 48px));margin:0 auto}
.site-header{height:82px;background:var(--cream);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.header-inner{height:100%;display:flex;align-items:center;gap:40px}
.logo{font-size:24px;font-weight:800;letter-spacing:-.06em;white-space:nowrap;color:var(--wine)}
.logo small{display:block;color:var(--muted);font:11px/1.2 "Microsoft YaHei",sans-serif;letter-spacing:.2em;margin-top:-3px}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:auto;font:14px "Microsoft YaHei",sans-serif}
.main-nav a{position:relative;padding:28px 0;color:#504a45}
.main-nav a:after{content:"";position:absolute;left:0;bottom:18px;width:0;height:2px;background:var(--wine);transition:.25s}
.main-nav a:hover,.main-nav a.active{color:var(--wine)}
.main-nav a:hover:after,.main-nav a.active:after{width:100%}
.header-tag{border:1px solid var(--line);padding:7px 12px;border-radius:999px;color:var(--muted);font:12px "Microsoft YaHei",sans-serif;white-space:nowrap}
.menu-btn{display:none;border:0;background:transparent;color:var(--wine);font-size:24px}
.age-strip{background:var(--wine-dark);color:#f8eee5;padding:10px 0;font:12px "Microsoft YaHei",sans-serif}
.age-strip .container{display:flex;justify-content:space-between;align-items:center;gap:20px}
.age-strip a{color:#f2c69e;border-bottom:1px solid #c99b74}
.page-banner{position:relative;min-height:300px;display:flex;align-items:end;overflow:hidden;background:var(--ink);color:#fff}
.page-banner:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(27,17,16,.94),rgba(27,17,16,.42)),url("/assets/images/backpic/back-4.webp") center/cover}
.banner-content{position:relative;padding:68px 0 54px;max-width:820px}
.breadcrumb{font:12px "Microsoft YaHei",sans-serif;color:#d8bca9;margin-bottom:24px}
.breadcrumb a:hover{color:#fff}
.eyebrow,.section-kicker{color:var(--copper);font:700 12px "Microsoft YaHei",sans-serif;letter-spacing:.18em;text-transform:uppercase}
.page-banner .eyebrow{color:#e5b891}
.page-banner h1{font-size:clamp(38px,6vw,68px);line-height:1.1;letter-spacing:-.06em;margin:14px 0 18px}
.page-banner p{font-size:17px;color:#eaded6;max-width:680px;margin:0}
.banner-meta{margin-top:22px;color:#c3aaa0;font:12px "Microsoft YaHei",sans-serif}
section{padding:86px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:32px}
.section-head h2{font-size:clamp(28px,4vw,42px);line-height:1.2;letter-spacing:-.04em;margin:9px 0 0}
.section-head p{max-width:470px;color:var(--muted);font-size:15px;margin:0}
.intro{background:var(--cream)}
.intro-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:start}
.intro-copy{font-size:18px;color:#544c46;max-width:680px}
.intro-copy p{margin:0 0 18px}
.stat-panel{border-left:3px solid var(--wine);padding:10px 0 10px 28px}
.stat-panel strong{display:block;font-size:42px;color:var(--wine);line-height:1.1}
.stat-panel span{display:block;color:var(--muted);font:13px "Microsoft YaHei",sans-serif;margin-top:6px}
.tag-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}
.tag{border:1px solid #cda896;border-radius:999px;padding:6px 12px;color:var(--wine);font:12px "Microsoft YaHei",sans-serif;background:#fffaf5}
.matrix{background:var(--paper)}
.matrix-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}
.topic-card{min-height:250px;padding:27px;background:var(--cream);border:1px solid var(--line);position:relative;transition:.25s}
.topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#c99d82}
.topic-card.primary{background:var(--wine);color:#fff;min-height:330px}
.topic-no{font:14px "Microsoft YaHei",sans-serif;color:var(--copper)}
.primary .topic-no{color:#e8b487}
.topic-card h3{font-size:25px;line-height:1.25;margin:34px 0 12px}
.topic-card p{font-size:14px;color:var(--muted);margin:0;max-width:310px}
.primary p{color:#eadbd2}
.topic-link{position:absolute;bottom:24px;left:27px;color:var(--wine);font:13px "Microsoft YaHei",sans-serif}
.primary .topic-link{color:#f3cba8}
.topic-link:hover{text-decoration:underline}
.index-list{background:var(--cream)}
.directory-list{border-top:1px solid var(--line)}
.directory-item{display:grid;grid-template-columns:54px 1.15fr 1.5fr 100px 90px;align-items:center;gap:18px;padding:21px 5px;border-bottom:1px solid var(--line);transition:.2s}
.directory-item:hover{background:#fffaf5;padding-left:13px}
.directory-item .num{color:var(--copper);font-size:14px}
.directory-item h3{font-size:18px;line-height:1.3;margin:0}
.directory-item p{font-size:13px;color:var(--muted);margin:0}
.directory-item .status{font:12px "Microsoft YaHei",sans-serif;color:var(--wine)}
.directory-item a{font:13px "Microsoft YaHei",sans-serif;color:var(--wine);text-align:right}
.feature{background:var(--cream)}
.feature-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:44px;align-items:center}
.feature-image{height:430px;border-radius:16px;overflow:hidden;position:relative}
.feature-image:after{content:"编辑精选";position:absolute;left:22px;bottom:20px;color:#fff;background:rgba(58,20,23,.84);padding:8px 13px;font-size:14px}
.feature-text h2{font-size:39px;line-height:1.2;margin:14px 0 20px}
.feature-text p{color:var(--muted);margin-bottom:22px}
.meta{font:12px "Microsoft YaHei",sans-serif;color:var(--copper)}
.feature-links{border-top:1px solid var(--line);margin-top:28px}
.feature-links a{display:block;padding:13px 0;border-bottom:1px solid var(--line);font-size:15px}
.feature-links a:hover{color:var(--wine);padding-left:8px}
.rules{background:var(--ink);color:#fff}
.rules .section-head p{color:#bfb2aa}
.rules-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.rule-card{border:1px solid #4a3b36;padding:23px;min-height:160px;background:#262322}
.rule-card strong{display:block;color:#e4b184;font-size:18px;margin-bottom:10px}
.rule-card p{font-size:13px;color:#c5b9b1;margin:0}
.faq{background:var(--paper)}
.faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}
.faq-intro p{color:var(--muted);max-width:360px}
details{border-top:1px solid var(--line);padding:18px 0}
details:last-child{border-bottom:1px solid var(--line)}
summary{cursor:pointer;font-size:17px;font-weight:700;list-style:none;position:relative;padding-right:28px}
summary::-webkit-details-marker{display:none}
summary:after{content:"＋";position:absolute;right:0;color:var(--wine);font:20px "Microsoft YaHei",sans-serif}
details[open] summary:after{content:"－"}
details[open]{border-left:3px solid var(--wine);padding-left:18px;background:rgba(243,229,226,.38)}
details p{color:var(--muted);font-size:14px;margin:12px 0 0}
.cta{padding:62px 0;background:var(--wine-soft)}
.cta-box{display:flex;justify-content:space-between;align-items:center;gap:30px}
.cta h2{font-size:32px;margin:0 0 8px}
.cta p{color:var(--muted);margin:0}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 20px;border-radius:9px;border:1px solid var(--wine);font:14px "Microsoft YaHei",sans-serif}
.btn-primary{background:var(--wine);color:#fff}
.btn-primary:hover{background:var(--wine-dark);transform:translateY(-2px);box-shadow:0 8px 18px rgba(117,31,42,.2)}
.btn-outline{color:var(--wine);background:transparent}
.btn-outline:hover{background:var(--wine-soft);transform:translateY(-2px)}
.btn:focus,.menu-btn:focus,summary:focus{outline:3px solid rgba(166,106,63,.45);outline-offset:3px}
.site-footer{background:#211f1e;color:#d9cec6;padding:64px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px}
.footer-logo{font-size:25px;color:#fff;font-weight:800;margin-bottom:12px}
.site-footer p{font:13px/1.8 "Microsoft YaHei",sans-serif;color:#a99d96;margin:5px 0}
.footer-col h3{font-size:15px;color:#f2e5dc;margin:0 0 14px}
.footer-col a{display:block;font:13px/2 "Microsoft YaHei",sans-serif;color:#aaa09a}
.footer-col a:hover{color:#e8b58d;padding-left:4px}
.copyright{border-top:1px solid #403834;padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#8f8580;font:12px "Microsoft YaHei",sans-serif}
@media(max-width:1024px){
 .header-inner{gap:20px}.main-nav{gap:15px}.header-tag{display:none}
 .intro-grid,.faq-grid{gap:38px}.matrix-grid{grid-template-columns:1fr 1fr}.topic-card.primary{grid-row:span 2}
 .directory-item{grid-template-columns:42px 1fr 1.2fr 80px}
 .directory-item>a{display:none}.rules-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
 .container{width:min(var(--max),calc(100% - 32px))}
 .site-header{height:72px}.logo{font-size:21px}.menu-btn{display:block;margin-left:auto}
 .main-nav{display:none;position:absolute;left:0;right:0;top:72px;background:var(--cream);padding:10px 20px 18px;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0}
 .main-nav.open{display:flex}.main-nav a{padding:12px 0}.main-nav a:after{bottom:7px}
 .age-strip .container{align-items:flex-start;flex-direction:column;gap:3px}
 .page-banner{min-height:280px}.banner-content{padding:48px 0 38px}.page-banner h1{font-size:43px}
 section{padding:64px 0}.section-head,.cta-box{display:block}.section-head p{margin-top:15px}
 .intro-grid,.feature-grid,.faq-grid{grid-template-columns:1fr}.intro-copy{font-size:16px}.stat-panel{margin-top:5px}
 .matrix-grid{grid-template-columns:1fr}.topic-card.primary{grid-row:auto}
 .directory-item{grid-template-columns:35px 1fr;gap:6px 14px;padding:17px 0}
 .directory-item p{grid-column:2}.directory-item .status{grid-column:2}
 .feature-image{height:300px}.feature-text h2{font-size:31px;margin-top:25px}
 .rules-grid{grid-template-columns:1fr 1fr}.cta .btn{margin-top:25px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:28px}.copyright{display:block}.copyright span{display:block;margin-top:5px}
}
@media(max-width:480px){
 .page-banner h1{font-size:36px}.page-banner p{font-size:15px}
 .rules-grid,.footer-grid{grid-template-columns:1fr}.topic-card h3{font-size:22px}
 .directory-item h3{font-size:16px}.cta h2{font-size:27px}
}

/* roulang page: category3 */
:root{--wine:#751f2a;--wine-dark:#4d1720;--wine-soft:#f3e5e2;--ink:#1e1c1b;--paper:#f7f3ed;--cream:#fffdf9;--copper:#a66a3f;--muted:#766f69;--line:#ded5cc;--shadow:0 18px 45px rgba(43,25,20,.09);--radius:16px;--max:1240px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Serif SC","Source Han Serif SC","Microsoft YaHei",serif;line-height:1.7}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    img{display:block;width:100%;height:100%;object-fit:cover}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .age-strip{background:var(--ink);color:#eee4da;font:12px "Microsoft YaHei",sans-serif}
    .age-strip .container{min-height:34px;display:flex;justify-content:space-between;align-items:center;gap:20px}
    .age-strip a{color:#e6b891;border-bottom:1px solid #e6b891}
    .site-header{height:82px;background:var(--cream);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
    .header-inner{height:100%;display:flex;align-items:center;gap:40px}
    .logo{font-size:24px;font-weight:800;letter-spacing:-.06em;white-space:nowrap;color:var(--wine)}
    .logo small{display:block;color:var(--muted);font:11px/1.2 "Microsoft YaHei",sans-serif;letter-spacing:.2em;margin-top:-3px}
    .main-nav{display:flex;align-items:center;gap:26px;margin-left:auto;font:14px "Microsoft YaHei",sans-serif}
    .main-nav a{position:relative;padding:28px 0;color:#504a45}
    .main-nav a:after{content:"";position:absolute;left:0;bottom:18px;width:0;height:2px;background:var(--wine);transition:.25s}
    .main-nav a:hover,.main-nav a.active{color:var(--wine)}
    .main-nav a:hover:after,.main-nav a.active:after{width:100%}
    .header-tag{border:1px solid var(--line);padding:7px 12px;border-radius:999px;color:var(--muted);font:12px "Microsoft YaHei",sans-serif;white-space:nowrap}
    .menu-btn{display:none;border:0;background:transparent;color:var(--wine);font-size:24px}
    .page-banner{position:relative;min-height:330px;display:flex;align-items:end;overflow:hidden;background:var(--ink);color:#fff}
    .page-banner:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(30,15,17,.92),rgba(30,15,17,.38)),url("/assets/images/backpic/back-4.webp") center/cover}
    .banner-content{position:relative;padding:66px 0 58px;width:100%}
    .eyebrow,.section-kicker{font:12px "Microsoft YaHei",sans-serif;letter-spacing:.18em;color:var(--copper);font-weight:700}
    .page-banner .eyebrow{color:#e2b18a}
    .breadcrumb{font:12px "Microsoft YaHei",sans-serif;color:#d7c8bf;margin-bottom:28px}
    .breadcrumb a{color:#f0d7c3}
    h1{font-size:clamp(38px,6vw,70px);line-height:1.1;letter-spacing:-.07em;margin:0 0 16px}
    .banner-content p{max-width:650px;color:#eadfd7;font-size:17px;margin:0}
    .banner-meta{margin-top:25px;display:flex;gap:10px;flex-wrap:wrap;font:12px "Microsoft YaHei",sans-serif;color:#d2b19c}
    .banner-meta span{padding:5px 10px;border:1px solid rgba(226,177,138,.45);border-radius:999px}
    section{padding:82px 0}
    .intro{background:var(--cream)}
    .intro-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:70px;align-items:start}
    .section-head{margin-bottom:28px}
    .section-head h2{font-size:clamp(28px,4vw,45px);line-height:1.2;letter-spacing:-.04em;margin:9px 0 14px}
    .section-head p,.intro-copy{color:var(--muted);max-width:650px}
    .fact-panel{border-left:3px solid var(--wine);padding:8px 0 8px 28px}
    .fact-panel strong{display:block;font-size:40px;color:var(--wine);line-height:1.1}
    .fact-panel span{font:13px "Microsoft YaHei",sans-serif;color:var(--muted)}
    .fact-row{padding:18px 0;border-bottom:1px solid var(--line)}
    .fact-row b{display:block;font-size:17px}
    .fact-row small{color:var(--muted);font:12px "Microsoft YaHei",sans-serif}
    .archive-section{background:var(--paper)}
    .topic-grid{display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:18px}
    .topic-card{background:var(--cream);border:1px solid var(--line);min-height:330px;padding:25px;position:relative;overflow:hidden;transition:.25s}
    .topic-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#c99d82}
    .topic-card.large{grid-row:span 2;min-height:500px;color:#fff;background:var(--ink);padding:0}
    .topic-card.large .topic-image{height:100%;position:absolute;inset:0}
    .topic-card.large .topic-image:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(31,15,17,.9),transparent 70%)}
    .topic-card.large .topic-copy{position:absolute;left:28px;right:28px;bottom:25px}
    .topic-image{height:145px;margin:-25px -25px 20px;overflow:hidden}
    .topic-card:not(.large) .topic-image img{filter:saturate(.8)}
    .topic-card h3{font-size:23px;line-height:1.25;margin:10px 0}
    .topic-card p{font-size:14px;color:var(--muted);margin:0}
    .topic-card.large p{color:#e4d8d0}
    .topic-no{font:13px "Microsoft YaHei",sans-serif;color:var(--copper);letter-spacing:.12em}
    .topic-card .read-link{display:inline-block;margin-top:22px;color:var(--wine);font:13px "Microsoft YaHei",sans-serif;border-bottom:1px solid var(--wine)}
    .topic-card.large .read-link{color:#e5b58f;border-color:#e5b58f}
    .filter-section{background:var(--cream)}
    .filter-bar{display:flex;flex-wrap:wrap;gap:10px;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .filter-bar span{border:1px solid #cdbab0;color:var(--wine);border-radius:999px;padding:8px 16px;font:13px "Microsoft YaHei",sans-serif;transition:.2s}
    .filter-bar span:hover,.filter-bar span.current{background:var(--wine);color:#fff;border-color:var(--wine)}
    .feature-grid{display:grid;grid-template-columns:360px 1fr;gap:48px;align-items:center}
    .feature-image{height:430px;border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}
    .feature-text h2{font-size:38px;line-height:1.25;margin:12px 0 18px}
    .feature-text p{color:var(--muted);max-width:650px}
    .feature-list{margin:25px 0 0;padding:0;list-style:none;border-top:1px solid var(--line)}
    .feature-list li{padding:14px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;font-size:15px}
    .feature-list li span{font:12px "Microsoft YaHei",sans-serif;color:var(--copper)}
    .rules{background:var(--ink);color:#fff}
    .rules-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:30px}
    .rule-card{border:1px solid rgba(255,255,255,.15);padding:25px;background:rgba(255,255,255,.035)}
    .rule-card b{display:block;color:#e3b28d;font-size:19px;margin-bottom:7px}
    .rule-card p{margin:0;color:#cfc3ba;font-size:14px}
    .feedback{background:var(--wine-soft)}
    .feedback-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
    .feedback h2{font-size:36px;line-height:1.25;margin:10px 0 15px}
    .feedback p{color:var(--muted)}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 20px;border-radius:9px;border:1px solid var(--wine);font:14px "Microsoft YaHei",sans-serif;transition:.25s}
    .btn-primary{background:var(--wine);color:#fff}
    .btn-primary:hover{background:var(--wine-dark);color:#fff;transform:translateY(-2px);box-shadow:0 8px 18px rgba(117,31,42,.2)}
    .btn-outline{color:var(--wine);background:transparent}
    .btn-outline:hover{background:#fff;color:var(--wine);transform:translateY(-2px)}
    .btn:focus,.main-nav a:focus,summary:focus{outline:3px solid rgba(166,106,63,.38);outline-offset:3px}
    .site-footer{background:#171515;color:#e9ded5;padding:62px 0 0}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding-bottom:48px}
    .footer-logo{font-size:25px;font-weight:800;color:#fff;margin-bottom:10px}
    .site-footer p{font:13px/1.8 "Microsoft YaHei",sans-serif;color:#aaa09a;margin:5px 0}
    .footer-col h3{font-size:15px;color:#e5b58f;margin:0 0 15px}
    .footer-col a{display:block;font:13px/2.1 "Microsoft YaHei",sans-serif;color:#aaa09a}
    .footer-col a:hover{color:#fff;padding-left:4px}
    .copyright{border-top:1px solid rgba(255,255,255,.12);min-height:62px;display:flex;justify-content:space-between;align-items:center;gap:20px;font:12px "Microsoft YaHei",sans-serif;color:#8f8580}
    @media(max-width:1024px){.header-inner{gap:20px}.main-nav{gap:15px}.topic-grid{grid-template-columns:1fr 1fr}.topic-card.large{grid-row:span 1;min-height:430px}.intro-grid,.feedback-grid{gap:35px}}
    @media(max-width:768px){.container{width:min(var(--max),calc(100% - 32px))}.site-header{height:70px}.header-inner{justify-content:space-between}.menu-btn{display:block;order:3}.header-tag{font-size:11px;padding:5px 8px}.main-nav{display:none;position:absolute;top:70px;left:0;right:0;margin:0;padding:12px 20px;background:var(--cream);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;box-shadow:0 12px 20px rgba(0,0,0,.08)}.main-nav.open{display:flex}.main-nav a{padding:12px 0}.main-nav a:after{bottom:7px}.logo{font-size:20px}.age-strip .container{padding:7px 0;align-items:flex-start}.age-strip a{white-space:nowrap}.page-banner{min-height:300px}.banner-content{padding:45px 0}.intro-grid,.feature-grid,.feedback-grid{grid-template-columns:1fr}.topic-grid{grid-template-columns:1fr}.topic-card.large{min-height:400px}.feature-image{height:330px}.rules-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.copyright{padding:17px 0;align-items:flex-start;flex-direction:column}}
    @media(max-width:480px){section{padding:62px 0}.page-banner h1{font-size:42px}.banner-content p{font-size:15px}.topic-card{min-height:290px}.feature-text h2,.feedback h2{font-size:30px}.footer-grid{grid-template-columns:1fr}.copyright{font-size:11px}}