/* roulang page: index */
:root{
  --plum:#432d3c;
  --plum-deep:#30202d;
  --clay:#a66d50;
  --clay-dark:#87533d;
  --paper:#f4efe7;
  --paper-2:#ebe4da;
  --mist:#e5ded4;
  --ink:#28252a;
  --muted:#716a68;
  --olive:#78806c;
  --white:#fffaf3;
  --line:rgba(67,45,60,.16);
  --radius:16px;
  --shadow:0 14px 35px rgba(55,38,41,.09);
  --ease:all .28s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:var(--ease)}
button,input,textarea{font:inherit}
button{cursor:pointer}
.container{width:min(1180px,calc(100% - 48px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(244,239,231,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.header-inner{height:84px;display:flex;align-items:center;gap:42px}
.logo{display:inline-flex;align-items:center;gap:12px;min-width:218px}
.logo-mark{width:34px;height:34px;border:1px solid var(--clay);color:var(--clay);display:grid;place-items:center;font-size:13px;line-height:1}
.logo-copy strong{display:block;color:var(--plum);font-family:Georgia,"Songti SC",serif;font-size:20px;line-height:1.1;letter-spacing:1px}
.logo-copy small{display:block;color:var(--clay);font-size:10px;letter-spacing:2px;margin-top:3px}
.main-nav{display:flex;align-items:center;gap:30px;flex:1}
.main-nav a{position:relative;color:#514a4c;font-size:14px;padding:28px 0}
.main-nav a:after{content:"";position:absolute;left:0;right:100%;bottom:20px;height:2px;background:var(--clay);transition:var(--ease)}
.main-nav a:hover,.main-nav a.active{color:var(--plum)}
.main-nav a:hover:after,.main-nav a.active:after{right:0}
.header-action{white-space:nowrap;border:1px solid var(--plum);padding:9px 16px;color:var(--plum);font-size:13px}
.header-action:hover{background:var(--plum);color:var(--white);transform:translateY(-2px)}
.menu-toggle{display:none;border:0;background:none;color:var(--plum);font-size:25px}
.hero{padding:86px 0 54px;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(244,239,231,.98) 12%,rgba(244,239,231,.78) 48%,rgba(244,239,231,.12)),url("/assets/images/backpic/back-1.png") center right/cover no-repeat;opacity:.95;z-index:-1}
.hero-grid{min-height:530px;display:grid;grid-template-columns:1fr 1.04fr;align-items:center;gap:70px}
.eyebrow,.section-kicker{color:var(--clay);font-size:12px;letter-spacing:2.5px;text-transform:uppercase;margin:0 0 20px}
.hero h1{font-family:Georgia,"Songti SC","STSong",serif;color:var(--plum);font-size:clamp(42px,5.3vw,70px);line-height:1.16;font-weight:600;letter-spacing:-2px;margin:0 0 24px}
.hero h1 em{display:block;color:var(--clay);font-style:normal}
.hero-lead{max-width:560px;color:#5e5755;font-size:17px;line-height:1.9;margin:0 0 32px}
.button-row{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 22px;border:1px solid transparent;font-size:14px;font-weight:600;transition:var(--ease)}
.btn-primary{background:var(--clay);color:var(--white)}
.btn-primary:hover{background:var(--plum);transform:translateY(-2px);box-shadow:0 8px 18px rgba(67,45,60,.18)}
.btn-secondary{border-color:var(--plum);color:var(--plum);background:rgba(255,250,243,.35)}
.btn-secondary:hover{background:var(--plum);color:var(--white);transform:translateY(-2px)}
.btn:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid rgba(166,109,80,.45);outline-offset:4px}
.hero-visual{position:relative}
.hero-image{aspect-ratio:4/3;object-fit:cover;width:100%;border:10px solid rgba(255,250,243,.7);box-shadow:var(--shadow)}
.stamp{position:absolute;right:-18px;bottom:28px;width:92px;height:92px;border:1px solid var(--clay);color:var(--clay);display:grid;place-items:center;text-align:center;font-family:Georgia,"Songti SC",serif;font-size:17px;line-height:1.25;background:rgba(244,239,231,.9);transform:rotate(8deg)}
.hero-notes{display:flex;gap:28px;margin-top:32px;padding-top:22px;border-top:1px solid var(--line)}
.note strong{display:block;color:var(--plum);font:600 22px Georgia,"Songti SC",serif}
.note span{font-size:12px;color:var(--muted)}
.section{padding:98px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:38px}
.section-title{font-family:Georgia,"Songti SC","STSong",serif;color:var(--plum);font-size:clamp(30px,4vw,44px);line-height:1.25;margin:0;font-weight:600}
.section-intro{max-width:470px;color:var(--muted);margin:0}
.keyword-bar{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.keyword-item{padding:30px 28px;min-height:176px;border-right:1px solid var(--line);position:relative}
.keyword-item:last-child{border-right:0}
.keyword-item b{display:inline-grid;place-items:center;width:28px;height:28px;border:1px solid var(--clay);color:var(--clay);font-size:12px;font-weight:500;margin-bottom:20px}
.keyword-item h3{font-family:Georgia,"Songti SC",serif;color:var(--plum);font-size:23px;margin:0 0 8px}
.keyword-item p{font-size:14px;color:var(--muted);line-height:1.7;margin:0 0 12px}
.text-link{color:var(--clay-dark);font-size:13px;border-bottom:1px solid var(--clay)}
.text-link:hover{color:var(--plum);border-color:var(--plum)}
.value-section{background:var(--paper-2)}
.value-grid{display:grid;grid-template-columns:31% 1fr;gap:82px}
.vertical-title{border-left:3px solid var(--clay);padding-left:24px}
.vertical-title .section-title{writing-mode:vertical-rl;letter-spacing:5px}
.scene-list{display:grid;gap:15px}
.scene-item{display:grid;grid-template-columns:58px 1fr auto;align-items:center;gap:20px;background:var(--white);border:1px solid var(--line);padding:23px 25px;transition:var(--ease)}
.scene-item:nth-child(2){margin-left:42px}
.scene-item:nth-child(3){margin-left:84px}
.scene-item:hover{transform:translateX(4px);box-shadow:var(--shadow);border-color:rgba(166,109,80,.45)}
.scene-num{font:600 22px Georgia,serif;color:var(--clay)}
.scene-item h3{font-size:19px;color:var(--plum);margin:0 0 4px}
.scene-item p{font-size:13px;color:var(--muted);margin:0}
.scene-tag{font-size:11px;color:var(--olive);border:1px solid rgba(120,128,108,.35);padding:3px 8px;white-space:nowrap}
.archive{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:stretch}
.archive-feature{background:var(--plum);color:var(--white);padding:38px;position:relative;overflow:hidden}
.archive-feature:after{content:"2026";position:absolute;right:-12px;bottom:-24px;color:rgba(255,250,243,.08);font:bold 120px Georgia,serif}
.archive-feature .section-kicker{color:#d7a68b}
.archive-feature h3{font:600 31px/1.35 Georgia,"Songti SC",serif;margin:0 0 15px;max-width:420px}
.archive-feature p{color:rgba(255,250,243,.72);font-size:14px;max-width:430px}
.archive-list{border-top:1px solid var(--line)}
.archive-row{display:grid;grid-template-columns:82px 1fr auto;gap:16px;align-items:center;border-bottom:1px solid var(--line);padding:20px 0}
.archive-date{font:16px Georgia,serif;color:var(--clay)}
.archive-row h4{font-size:16px;color:var(--plum);margin:0 0 3px}
.archive-row p{font-size:12px;color:var(--muted);margin:0}
.archive-arrow{color:var(--clay);font-size:20px}
.news-section{background:#eee8df}
.news-layout{display:grid;grid-template-columns:1.08fr .92fr;gap:26px}
.feature-news{background:var(--white);border:1px solid var(--line);padding:14px;transition:var(--ease)}
.feature-news:hover{box-shadow:var(--shadow)}
.feature-news img{width:100%;aspect-ratio:16/9;object-fit:cover;margin-bottom:22px}
.news-content{padding:0 12px 14px}
.meta{display:flex;gap:12px;align-items:center;color:var(--muted);font-size:12px;margin-bottom:10px}
.badge{display:inline-block;padding:3px 9px;color:var(--olive);background:rgba(120,128,108,.12);font-size:11px}
.news-content h3{font:600 26px/1.4 Georgia,"Songti SC",serif;color:var(--plum);margin:0 0 10px}
.news-content p{color:var(--muted);font-size:14px;margin:0 0 18px}
.news-list{display:grid;gap:0;border-top:1px solid var(--line)}
.news-line{display:grid;grid-template-columns:78px 1fr 20px;gap:15px;padding:18px 0;border-bottom:1px solid var(--line);align-items:start}
.news-line time{color:var(--clay);font:14px Georgia,serif}
.news-line h4{font-size:15px;color:var(--plum);margin:0 0 3px}
.news-line p{font-size:12px;color:var(--muted);margin:0;line-height:1.6}
.news-line span{color:var(--clay)}
.empty-state{border:1px dashed rgba(67,45,60,.3);padding:45px 20px;text-align:center;background:rgba(255,250,243,.55);color:var(--muted)}
.empty-icon{width:46px;height:46px;border:1px solid var(--clay);color:var(--clay);display:grid;place-items:center;margin:0 auto 14px;font-family:Georgia,serif}
.faq-list{max-width:850px;margin:0 auto;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{list-style:none;cursor:pointer;display:grid;grid-template-columns:45px 1fr 24px;gap:18px;align-items:center;padding:23px 0;color:var(--plum);font-size:17px;font-weight:600}
.faq-item summary::-webkit-details-marker{display:none}
.faq-no{color:var(--clay);font:16px Georgia,serif}
.faq-plus{font-size:23px;font-weight:300;transition:var(--ease)}
.faq-item[open] .faq-plus{transform:rotate(45deg);color:var(--clay)}
.faq-answer{padding:0 45px 24px 63px;color:var(--muted);font-size:14px;line-height:1.9}
.cta{padding:72px 0;background:var(--plum);color:var(--white)}
.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
.cta h2{font:600 34px/1.35 Georgia,"Songti SC",serif;margin:0 0 10px}
.cta p{color:rgba(255,250,243,.7);margin:0;font-size:14px}
.cta .btn-primary{background:var(--clay)}
.site-footer{background:var(--plum-deep);color:var(--white);padding:52px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:60px;padding-bottom:42px;border-bottom:1px solid rgba(255,250,243,.16)}
.footer-logo .logo-copy strong{color:var(--white)}
.footer-logo .logo-copy small{color:#d19a7e}
.footer-desc{color:rgba(255,250,243,.62);font-size:13px;max-width:310px;margin:19px 0 0}
.footer-col h4{font-size:14px;font-weight:600;margin:0 0 15px;color:#e3c5b7}
.footer-col a{display:block;color:rgba(255,250,243,.65);font-size:13px;margin:8px 0}
.footer-col a:hover{color:var(--white);transform:translateX(2px)}
.copyright{display:flex;justify-content:space-between;gap:20px;padding-top:21px;color:rgba(255,250,243,.45);font-size:12px}
@media(max-width:1024px){
  .header-inner{gap:20px}.main-nav{gap:18px}.logo{min-width:190px}
  .hero-grid{gap:40px}.value-grid{gap:45px}
}
@media(max-width:768px){
  .container{width:min(100% - 40px,620px)}
  .site-header{position:relative}.header-inner{height:72px}
  .main-nav{display:none;position:absolute;top:72px;left:0;right:0;background:var(--paper);border-bottom:1px solid var(--line);padding:12px 20px 22px;flex-direction:column;align-items:stretch;gap:0}
  .main-nav.open{display:flex}.main-nav a{padding:13px 0;font-size:18px}.main-nav a:after{bottom:7px;right:calc(100% - 26px)}
  .header-action{display:none}.menu-toggle{display:block;margin-left:auto}
  .hero{padding:55px 0 45px}.hero-grid{display:flex;flex-direction:column;align-items:stretch;min-height:0;gap:35px}.hero h1{font-size:45px}.hero-visual{order:2}.hero-notes{gap:18px;justify-content:space-between}
  .section{padding:68px 0}.section-head{display:block}.section-intro{margin-top:15px}
  .keyword-bar{grid-template-columns:1fr}.keyword-item{border-right:0;border-bottom:1px solid var(--line);min-height:0}.keyword-item:last-child{border-bottom:0}
  .value-grid,.archive,.news-layout{grid-template-columns:1fr}.vertical-title .section-title{writing-mode:initial}.vertical-title{margin-bottom:15px}
  .scene-item:nth-child(2),.scene-item:nth-child(3){margin-left:0}
  .archive-feature{min-height:260px}.cta-inner{display:block}.cta .btn{margin-top:25px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:35px}.footer-logo{grid-column:1/-1}
}
@media(max-width:520px){
  .container{width:calc(100% - 40px)}.logo{min-width:0}.logo-copy strong{font-size:17px}.hero h1{font-size:39px;letter-spacing:-1px}.hero-lead{font-size:15px}
  .hero-notes{flex-wrap:wrap}.note{min-width:28%}.note strong{font-size:19px}.stamp{width:72px;height:72px;font-size:14px;right:8px;bottom:14px}
  .section{padding:55px 0}.section-title{font-size:32px}.scene-item{grid-template-columns:38px 1fr;padding:19px}.scene-tag{grid-column:2;width:max-content}
  .archive-feature{padding:28px}.archive-feature h3{font-size:25px}.archive-row{grid-template-columns:65px 1fr}.archive-arrow{display:none}
  .news-line{grid-template-columns:65px 1fr}.news-line span{display:none}.news-content h3{font-size:22px}
  .faq-item summary{grid-template-columns:34px 1fr 20px;font-size:15px;gap:10px}.faq-answer{padding-left:44px}
  .footer-grid{grid-template-columns:1fr}.footer-logo{grid-column:auto}.copyright{display:block}.copyright span{display:block;margin-top:8px}
}

/* roulang page: article */
:root{
      --plum:#432d3c;
      --plum-deep:#30202d;
      --clay:#a66d50;
      --clay-dark:#87533d;
      --paper:#f4efe7;
      --paper-2:#ebe4da;
      --mist:#e5ded4;
      --ink:#28252a;
      --muted:#716a68;
      --olive:#78806c;
      --white:#fffaf3;
      --line:rgba(67,45,60,.16);
      --radius:16px;
      --shadow:0 14px 35px rgba(55,38,41,.09);
      --ease:all .28s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75}
    img{display:block;max-width:100%;height:auto}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(1180px,calc(100% - 48px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(244,239,231,.95);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
    .header-inner{height:84px;display:flex;align-items:center;gap:42px}
    .logo{display:inline-flex;align-items:center;gap:12px;min-width:218px}
    .logo-mark{width:34px;height:34px;border:1px solid var(--clay);color:var(--clay);display:grid;place-items:center;font-size:13px;line-height:1}
    .logo-copy strong{display:block;color:var(--plum);font-family:Georgia,"Songti SC",serif;font-size:20px;line-height:1.1;letter-spacing:1px}
    .logo-copy small{display:block;color:var(--clay);font-size:10px;letter-spacing:2px;margin-top:3px}
    .main-nav{display:flex;align-items:center;gap:30px;flex:1}
    .main-nav a{position:relative;color:#514a4c;font-size:14px;padding:28px 0}
    .main-nav a:after{content:"";position:absolute;left:0;right:100%;bottom:20px;height:2px;background:var(--clay);transition:var(--ease)}
    .main-nav a:hover,.main-nav a.active{color:var(--plum)}
    .main-nav a:hover:after,.main-nav a.active:after{right:0}
    .header-action{white-space:nowrap;border:1px solid var(--plum);padding:9px 16px;color:var(--plum);font-size:13px}
    .header-action:hover{background:var(--plum);color:var(--white);transform:translateY(-2px)}
    .menu-toggle{display:none;border:0;background:none;color:var(--plum);font-size:25px}
    .page-banner{position:relative;overflow:hidden;padding:86px 0 78px;background:linear-gradient(100deg,rgba(244,239,231,.98),rgba(244,239,231,.78)),url("/assets/images/backpic/back-2.png") center/cover}
    .page-banner:after{content:"ARTICLE / JINNIAN";position:absolute;right:4%;bottom:-24px;color:rgba(67,45,60,.07);font:bold 72px Georgia,serif;letter-spacing:4px}
    .breadcrumb{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13px;margin-bottom:28px;position:relative;z-index:1}
    .breadcrumb a:hover{color:var(--clay-dark)}
    .breadcrumb span{color:var(--clay)}
    .banner-content{max-width:880px;position:relative;z-index:1}
    .eyebrow,.section-kicker{color:var(--clay);font-size:12px;letter-spacing:2.5px;text-transform:uppercase;margin:0 0 18px}
    .banner-content h1{font-family:Georgia,"Songti SC","STSong",serif;color:var(--plum);font-size:clamp(38px,5vw,64px);line-height:1.25;font-weight:600;letter-spacing:-1px;margin:0 0 25px}
    .article-meta{display:flex;flex-wrap:wrap;gap:20px;color:var(--muted);font-size:13px}
    .meta-label{color:var(--olive);border:1px solid rgba(120,128,108,.4);padding:3px 10px}
    .article-layout{display:grid;grid-template-columns:minmax(0,780px) 245px;gap:78px;align-items:start;padding:88px 0 100px}
    .article-content{min-width:0}
    .article-cover{width:100%;aspect-ratio:16/8;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:42px}
    .article-body{font-size:17px;line-height:2;color:#403a3b}
    .article-body h2{font-family:Georgia,"Songti SC",serif;color:var(--plum);font-size:32px;line-height:1.35;margin:48px 0 18px}
    .article-body h3{color:var(--plum);font-size:23px;margin:35px 0 12px}
    .article-body p{margin:0 0 24px}
    .article-body strong{color:var(--plum)}
    .article-body blockquote{margin:32px 0;padding:22px 28px;border-left:3px solid var(--clay);background:var(--paper-2);color:var(--plum);font-family:Georgia,"Songti SC",serif;font-size:20px}
    .article-body ul,.article-body ol{padding-left:28px;margin:18px 0 28px}
    .article-body li{padding-left:6px;margin:7px 0}
    .article-body img{border-radius:12px;margin:32px auto 10px}
    .article-body table{width:100%;border-collapse:collapse;margin:28px 0;background:var(--white);font-size:15px}
    .article-body th,.article-body td{border:1px solid var(--line);padding:12px 15px;text-align:left}
    .article-body th{background:var(--paper-2);color:var(--plum)}
    .article-body hr{border:0;border-top:1px solid var(--line);margin:42px 0}
    .article-side{position:sticky;top:112px}
    .side-card{background:var(--white);border:1px solid var(--line);padding:25px 22px;border-radius:var(--radius)}
    .side-card h3{font-family:Georgia,"Songti SC",serif;color:var(--plum);font-size:21px;margin:0 0 16px}
    .side-card p{font-size:13px;color:var(--muted);margin:0 0 18px}
    .side-line{height:1px;background:var(--line);margin:20px 0}
    .side-link{display:flex;justify-content:space-between;gap:12px;color:var(--clay-dark);font-size:13px;padding:8px 0}
    .side-link:hover{color:var(--plum);padding-left:4px}
    .empty-state{padding:54px 30px;text-align:center;border:1px dashed rgba(166,109,80,.5);border-radius:var(--radius);background:var(--white)}
    .empty-symbol{width:48px;height:48px;margin:0 auto 16px;border:1px solid var(--clay);color:var(--clay);display:grid;place-items:center;font-family:Georgia,serif;font-size:22px}
    .empty-state h2{font-family:Georgia,"Songti SC",serif;color:var(--plum);font-size:27px;margin:0 0 8px}
    .empty-state p{color:var(--muted);font-size:14px;margin:0 0 20px}
    .article-bottom{border-top:1px solid var(--line);margin-top:58px;padding-top:24px;display:flex;justify-content:space-between;gap:20px}
    .article-bottom a{color:var(--clay-dark);font-size:14px}
    .article-bottom a:hover{color:var(--plum);text-decoration:underline}
    .related-section{background:var(--paper-2);padding:76px 0}
    .section-title{font-family:Georgia,"Songti SC",serif;color:var(--plum);font-size:clamp(30px,4vw,42px);line-height:1.3;margin:0}
    .related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:30px}
    .related-card{display:grid;grid-template-columns:145px 1fr;gap:20px;background:var(--white);border:1px solid var(--line);padding:16px;border-radius:var(--radius);transition:var(--ease)}
    .related-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--clay)}
    .related-card img{height:100%;min-height:105px;width:100%;object-fit:cover;border-radius:10px}
    .related-card small{color:var(--olive);font-size:12px}
    .related-card h3{font-family:Georgia,"Songti SC",serif;color:var(--plum);font-size:19px;line-height:1.45;margin:8px 0}
    .related-card p{color:var(--muted);font-size:13px;line-height:1.65;margin:0}
    .cta{padding:76px 0;background:var(--plum);color:var(--white)}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta h2{font-family:Georgia,"Songti SC",serif;font-size:34px;line-height:1.35;margin:0 0 10px}
    .cta p{color:rgba(255,250,243,.72);margin:0}
    .cta .btn-primary{background:var(--clay)}
    .cta .btn-primary:hover{background:var(--white);color:var(--plum)}
    .site-footer{background:var(--plum-deep);color:var(--white);padding:62px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:60px;padding-bottom:50px}
    .footer-logo .logo-copy strong{color:var(--white)}
    .footer-logo .logo-mark{color:#d7a68b;border-color:#d7a68b}
    .footer-logo .logo-copy small{color:#d7a68b}
    .footer-desc{max-width:350px;color:rgba(255,250,243,.65);font-size:14px;margin:22px 0 0}
    .footer-col{display:flex;flex-direction:column;gap:9px}
    .footer-col h4{font-size:14px;color:#d7a68b;margin:0 0 10px}
    .footer-col a{color:rgba(255,250,243,.72);font-size:13px}
    .footer-col a:hover{color:var(--white);padding-left:4px}
    .copyright{border-top:1px solid rgba(255,250,243,.16);padding-top:18px;display:flex;justify-content:space-between;gap:15px;color:rgba(255,250,243,.45);font-size:12px}
    @media(max-width:900px){
      .header-inner{gap:18px}.main-nav{gap:18px}.header-action{display:none}
      .article-layout{grid-template-columns:1fr;gap:35px;padding-top:60px}
      .article-side{position:static}.side-card{display:flex;align-items:center;gap:20px}.side-card p{margin:0}
      .related-grid{grid-template-columns:1fr}
    }
    @media(max-width:768px){
      .container{width:min(100% - 40px,640px)}
      .header-inner{height:72px;justify-content:space-between}.logo{min-width:0}
      .menu-toggle{display:block}.main-nav{display:none;position:absolute;top:72px;left:0;right:0;background:var(--paper);border-bottom:1px solid var(--line);padding:12px 20px 22px;flex-direction:column;align-items:stretch;gap:0}
      .main-nav.open{display:flex}.main-nav a{padding:13px 0;font-size:17px}.main-nav a:after{bottom:6px}
      .page-banner{padding:58px 0}.banner-content h1{font-size:39px}.article-layout{padding-bottom:70px}
      .article-body{font-size:16px}.article-body h2{font-size:28px}.article-body blockquote{font-size:18px}
      .cta-inner{display:block}.cta .btn{margin-top:25px}.footer-grid{grid-template-columns:1fr 1fr;gap:35px}.footer-logo{grid-column:1/-1}
    }
    @media(max-width:520px){
      .container{width:calc(100% - 40px)}.article-meta{gap:10px 15px}.article-cover{aspect-ratio:4/3}
      .side-card{display:block}.side-card p{margin-bottom:12px}.related-card{grid-template-columns:1fr}.related-card img{height:180px}
      .article-bottom{display:block}.article-bottom a{display:block;margin:10px 0}.footer-grid{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin-top:5px}
    }

/* roulang page: category1 */
:root{
      --plum:#432d3c;
      --plum-deep:#30202d;
      --clay:#a66d50;
      --clay-dark:#87533d;
      --paper:#f4efe7;
      --paper-2:#ebe4da;
      --mist:#e5ded4;
      --ink:#28252a;
      --muted:#716a68;
      --olive:#78806c;
      --white:#fffaf3;
      --line:rgba(67,45,60,.16);
      --radius:16px;
      --shadow:0 14px 35px rgba(55,38,41,.09);
      --ease:all .28s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75}
    img{display:block;max-width:100%;height:auto}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(1180px,calc(100% - 48px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(244,239,231,.95);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
    .header-inner{height:84px;display:flex;align-items:center;gap:42px}
    .logo{display:inline-flex;align-items:center;gap:12px;min-width:218px}
    .logo-mark{width:34px;height:34px;border:1px solid var(--clay);color:var(--clay);display:grid;place-items:center;font-size:13px;line-height:1}
    .logo-copy strong{display:block;color:var(--plum);font-family:Georgia,"Songti SC",serif;font-size:20px;line-height:1.1;letter-spacing:1px}
    .logo-copy small{display:block;color:var(--clay);font-size:10px;letter-spacing:2px;margin-top:3px}
    .main-nav{display:flex;align-items:center;gap:30px;flex:1}
    .main-nav a{position:relative;color:#514a4c;font-size:14px;padding:28px 0}
    .main-nav a:after{content:"";position:absolute;left:0;right:100%;bottom:20px;height:2px;background:var(--clay);transition:var(--ease)}
    .main-nav a:hover,.main-nav a.active{color:var(--plum)}
    .main-nav a:hover:after,.main-nav a.active:after{right:0}
    .header-action{white-space:nowrap;border:1px solid var(--plum);padding:9px 16px;color:var(--plum);font-size:13px}
    .header-action:hover{background:var(--plum);color:var(--white);transform:translateY(-2px)}
    .menu-toggle{display:none;border:0;background:none;color:var(--plum);font-size:25px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 22px;border:1px solid transparent;font-size:14px;font-weight:600;transition:var(--ease)}
    .btn-primary{background:var(--clay);color:var(--white)}
    .btn-primary:hover{background:var(--plum);color:var(--white);transform:translateY(-2px);box-shadow:0 8px 18px rgba(67,45,60,.18)}
    .btn-secondary{border-color:var(--plum);color:var(--plum);background:rgba(255,250,243,.35)}
    .btn-secondary:hover{background:var(--plum);color:var(--white);transform:translateY(-2px)}
    .btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid rgba(166,109,80,.45);outline-offset:4px}
    .page-hero{padding:86px 0 76px;background:var(--paper);position:relative;overflow:hidden}
    .page-hero:after{content:"观察 / 01";position:absolute;right:4%;bottom:18px;color:rgba(67,45,60,.07);font:700 clamp(60px,11vw,150px)/1 Georgia,serif;letter-spacing:-5px}
    .hero-layout{display:grid;grid-template-columns:1fr .92fr;align-items:center;gap:76px;position:relative;z-index:1}
    .eyebrow,.section-kicker{color:var(--clay);font-size:12px;letter-spacing:2.5px;text-transform:uppercase;margin:0 0 18px}
    .page-hero h1{font-family:Georgia,"Songti SC","STSong",serif;color:var(--plum);font-size:clamp(42px,5.5vw,68px);line-height:1.18;font-weight:600;letter-spacing:-2px;margin:0 0 24px}
    .page-hero h1 em{display:block;color:var(--clay);font-style:normal}
    .hero-lead{max-width:560px;color:#5e5755;font-size:17px;line-height:1.95;margin:0 0 30px}
    .hero-image-wrap{position:relative}
    .hero-image-wrap:before{content:"BRAND / NOTES";position:absolute;left:-18px;top:-16px;color:var(--clay);font:11px/1 Arial,sans-serif;letter-spacing:2px;writing-mode:vertical-rl}
    .hero-image{aspect-ratio:4/3;object-fit:cover;width:100%;border:10px solid rgba(255,250,243,.72);box-shadow:var(--shadow)}
    .image-caption{font-size:12px;color:var(--muted);margin:12px 0 0 8px}
    .section{padding:96px 0}
    .section-soft{background:var(--paper-2)}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:38px}
    .section-title{font-family:Georgia,"Songti SC","STSong",serif;color:var(--plum);font-size:clamp(30px,4vw,44px);line-height:1.25;margin:0;font-weight:600}
    .section-intro{max-width:490px;color:var(--muted);margin:0}
    .intro-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:72px;align-items:start}
    .intro-copy{font-size:17px;line-height:2;color:#554e4d}
    .intro-copy p{margin:0 0 20px}
    .keyword-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
    .tag{display:inline-block;border:1px solid var(--line);color:var(--olive);font-size:12px;padding:5px 11px;background:rgba(255,250,243,.5)}
    .tag.clay{color:var(--clay-dark);border-color:rgba(166,109,80,.38)}
    .note-card{background:var(--white);border:1px solid var(--line);padding:32px 30px;box-shadow:var(--shadow)}
    .note-card .number{display:block;color:var(--clay);font:12px/1 Georgia,serif;letter-spacing:2px;margin-bottom:24px}
    .note-card h3{font:600 26px/1.35 Georgia,"Songti SC",serif;color:var(--plum);margin:0 0 13px}
    .note-card p{font-size:14px;color:var(--muted);margin:0 0 22px}
    .feature-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:24px}
    .feature-card{background:var(--plum);color:var(--white);padding:42px;min-height:390px;display:flex;flex-direction:column;justify-content:end;position:relative;overflow:hidden}
    .feature-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.45}
    .feature-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(48,32,45,.94),rgba(48,32,45,.1))}
    .feature-content{position:relative;z-index:1}
    .feature-content .section-kicker{color:#d7a68b}
    .feature-content h3{font:600 32px/1.35 Georgia,"Songti SC",serif;margin:0 0 14px}
    .feature-content p{color:rgba(255,250,243,.76);font-size:14px;max-width:470px;margin:0 0 22px}
    .feature-content .text-link{color:#e4b49a;border-color:#e4b49a}
    .observation-list{background:var(--white);border:1px solid var(--line);padding:12px 28px}
    .observation-row{display:grid;grid-template-columns:72px 1fr 22px;gap:18px;align-items:center;padding:24px 0;border-bottom:1px solid var(--line)}
    .observation-row:last-child{border-bottom:0}
    .observation-date{color:var(--clay);font:13px/1.3 Georgia,serif}
    .observation-row h3{font-size:18px;color:var(--plum);margin:0 0 4px}
    .observation-row p{color:var(--muted);font-size:13px;line-height:1.65;margin:0}
    .arrow{color:var(--clay);font-size:20px;transition:var(--ease)}
    .observation-row:hover .arrow{transform:translateX(4px);color:var(--plum)}
    .evidence-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .evidence-card{border-top:3px solid var(--clay);padding:25px 22px;background:rgba(255,250,243,.48)}
    .evidence-card:nth-child(2){border-color:var(--olive)}
    .evidence-card:nth-child(3){border-color:var(--plum)}
    .evidence-card h3{font:600 23px/1.4 Georgia,"Songti SC",serif;color:var(--plum);margin:0 0 10px}
    .evidence-card p{font-size:14px;color:var(--muted);margin:0}
    .faq-list{max-width:850px;margin:0 auto;border-top:1px solid var(--line)}
    .faq-list details{border-bottom:1px solid var(--line)}
    .faq-list summary{list-style:none;cursor:pointer;display:grid;grid-template-columns:48px 1fr 24px;gap:18px;align-items:center;padding:23px 0;color:var(--plum);font-size:17px;font-weight:600}
    .faq-list summary::-webkit-details-marker{display:none}
    .faq-no{color:var(--clay);font:13px Georgia,serif}
    .faq-plus{font-size:23px;font-weight:300;color:var(--clay);transition:var(--ease)}
    details[open] .faq-plus{transform:rotate(45deg)}
    .faq-answer{padding:0 42px 24px 66px;color:var(--muted);font-size:14px;line-height:1.85}
    .cta{background:var(--plum);color:var(--white);padding:58px 0}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px}
    .cta h2{font:600 clamp(27px,4vw,40px)/1.35 Georgia,"Songti SC",serif;margin:0 0 9px}
    .cta p{color:rgba(255,250,243,.72);margin:0;max-width:650px;font-size:15px}
    .cta .btn-primary{background:var(--clay)}
    .site-footer{background:var(--plum-deep);color:var(--white);padding:58px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.7fr .7fr .8fr;gap:60px;padding-bottom:48px}
    .site-footer .logo-copy strong{color:var(--white)}
    .site-footer .logo-copy small{color:#d7a68b}
    .footer-desc{color:rgba(255,250,243,.62);font-size:14px;max-width:360px;margin:20px 0 0}
    .footer-col{display:flex;flex-direction:column;gap:9px}
    .footer-col h4{font-size:13px;color:#d7a68b;margin:0 0 9px;letter-spacing:1px}
    .footer-col a{color:rgba(255,250,243,.7);font-size:13px}
    .footer-col a:hover{color:var(--white);transform:translateX(3px)}
    .copyright{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,250,243,.16);padding-top:18px;color:rgba(255,250,243,.43);font-size:12px}
    @media(max-width:1024px){
      .header-inner{gap:20px}.main-nav{gap:20px}
      .hero-layout{gap:42px}.intro-grid{gap:40px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 40px,620px)}
      .header-inner{height:72px}.logo{min-width:0;flex:1}.header-action{display:none}
      .menu-toggle{display:block}
      .main-nav{display:none;position:absolute;left:0;right:0;top:72px;padding:14px 20px 20px;background:var(--paper);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0}
      .main-nav.open{display:flex}.main-nav a{padding:14px 0;font-size:17px;border-bottom:1px solid var(--line)}
      .main-nav a:after{bottom:0}.page-hero{padding:64px 0 58px}
      .hero-layout,.intro-grid,.feature-grid{grid-template-columns:1fr;gap:36px}
      .page-hero h1{font-size:clamp(40px,11vw,56px)}
      .section{padding:68px 0}.section-head{display:block}.section-intro{margin-top:15px}
      .evidence-grid{grid-template-columns:1fr;gap:14px}
      .feature-card{min-height:340px;padding:30px}
      .cta-inner{display:block}.cta .btn{margin-top:25px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:34px}.footer-logo{grid-column:1/-1}
      .copyright{display:block}.copyright span{display:block;margin-top:6px}
    }
    @media(max-width:480px){
      .container{width:calc(100% - 40px)}
      .logo-copy strong{font-size:17px}.logo-copy small{font-size:8px;letter-spacing:1px}
      .hero-lead{font-size:15px}.button-row .btn{width:100%}
      .intro-copy{font-size:15px}.note-card{padding:25px 22px}
      .observation-list{padding:5px 18px}.observation-row{grid-template-columns:58px 1fr 16px;gap:10px;padding:20px 0}
      .observation-row h3{font-size:16px}.observation-row p{font-size:12px}
      .faq-list summary{grid-template-columns:34px 1fr 18px;font-size:15px;gap:10px}
      .faq-answer{padding:0 10px 22px 44px}
      .footer-grid{grid-template-columns:1fr}
    }