/* roulang page: index */
:root{
  --ink:#292521;
  --ink-soft:#514941;
  --muted:#81786d;
  --paper:#f7f2e9;
  --paper-white:#fffdf8;
  --sand:#e9dfd0;
  --line:#d9cdbd;
  --copper:#b86635;
  --copper-deep:#914a29;
  --amber:#d89b52;
  --radius:14px;
  --shadow:0 14px 38px rgba(62,45,31,.10);
  --container:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.7}
a{color:inherit;text-decoration:none}
img{display:block;width:100%;max-width:100%;object-fit:cover}
button,input,textarea{font:inherit}
button{cursor:pointer}
:focus-visible{outline:3px solid var(--amber);outline-offset:4px}
.container{width:min(var(--container),calc(100% - 48px));margin:auto}
.topline{background:var(--ink);color:#e9ddcb;font-size:12px;letter-spacing:.08em}
.topline .container{height:34px;display:flex;align-items:center;justify-content:space-between}
.site-header{height:78px;background:rgba(247,242,233,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10;backdrop-filter:blur(12px)}
.navbar{height:100%;display:flex;align-items:center;gap:34px}
.logo{display:flex;align-items:center;gap:12px;min-width:240px;font-weight:800;letter-spacing:.03em}
.logo-mark{width:34px;height:34px;border:2px solid var(--copper);display:grid;place-items:center;color:var(--copper);font-size:14px;transform:rotate(-4deg)}
.logo small{display:block;color:var(--muted);font-size:10px;font-weight:500;letter-spacing:.12em}
.nav-links{display:flex;align-items:center;gap:26px;margin-left:auto}
.nav-links a{font-size:14px;color:var(--ink-soft);padding:26px 0;border-bottom:2px solid transparent;transition:.25s}
.nav-links a:hover,.nav-links a.active{color:var(--copper-deep);border-color:var(--copper)}
.nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:1px solid transparent;border-radius:7px;padding:11px 18px;font-weight:700;font-size:14px;transition:.25s}
.nav-action,.btn-primary{background:var(--copper);color:#fffaf2}
.nav-action:hover,.btn-primary:hover{background:var(--copper-deep);transform:translateY(-2px);box-shadow:0 8px 18px rgba(145,74,41,.2)}
.menu-toggle{display:none;background:none;border:1px solid var(--line);padding:8px 10px;border-radius:6px;color:var(--ink)}
.hero{padding:72px 0 84px;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(247,242,233,.98) 18%,rgba(247,242,233,.78) 53%,rgba(247,242,233,.28)),url("/assets/images/backpic/back-1.webp") center/cover;opacity:.58;z-index:-1}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:72px;align-items:center}
.eyebrow,.section-kicker{color:var(--copper-deep);font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}
.eyebrow{display:flex;align-items:center;gap:10px;margin-bottom:22px}
.eyebrow:before{content:"";width:34px;height:2px;background:var(--copper)}
h1{font-size:clamp(42px,5.2vw,76px);line-height:1.12;letter-spacing:-.055em;max-width:690px}
.hero-copy{font-size:18px;color:var(--ink-soft);max-width:590px;margin:26px 0 30px}
.actions{display:flex;gap:12px;flex-wrap:wrap}
.btn-secondary{border-color:var(--ink);color:var(--ink);background:rgba(255,253,248,.42)}
.btn-secondary:hover{background:var(--ink);color:var(--paper-white);transform:translateY(-2px)}
.hero-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:34px}
.badge{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:30px;padding:5px 11px;color:var(--ink-soft);font-size:12px;background:rgba(255,253,248,.72)}
.hero-card{position:relative;min-height:430px;padding:24px;background:var(--ink);color:#fff8ed;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.hero-card:after{content:"今年";position:absolute;right:-18px;bottom:-48px;color:rgba(255,255,255,.06);font-size:190px;font-weight:900;line-height:1}
.hero-card img{height:380px;opacity:.55;border-radius:8px}
.hero-card-content{position:absolute;inset:32px;display:flex;flex-direction:column;justify-content:space-between}
.seal{width:54px;height:54px;border:1px solid var(--amber);color:var(--amber);display:grid;place-items:center;font-size:13px;line-height:1.1;text-align:center;transform:rotate(-8deg)}
.card-note{font-size:22px;max-width:260px;line-height:1.35;font-weight:700}
.card-note span{display:block;color:#e8bd83;font-size:12px;margin-top:12px;font-weight:500;letter-spacing:.12em}
.keyword-strip{background:var(--copper);color:#fff8ed}
.strip-grid{display:grid;grid-template-columns:1.1fr 1fr 1fr 1fr}
.strip-item{padding:25px 24px;border-right:1px solid rgba(255,255,255,.25)}
.strip-item:last-child{border:0}
.strip-label{font-size:12px;color:#f3c79a;display:block;margin-bottom:6px}
.strip-value{font-size:20px;font-weight:700}
.section{padding:96px 0}
.section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:38px}
.section-head h2{font-size:clamp(29px,3.5vw,48px);line-height:1.2;letter-spacing:-.04em;margin-top:10px}
.section-head p{max-width:440px;color:var(--muted);font-size:15px}
.guide{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px}
.guide-intro{border-left:3px solid var(--copper);padding-left:24px}
.guide-intro h3{font-size:28px;line-height:1.35;margin:14px 0}
.guide-intro p{color:var(--muted)}
.topic-list{border-top:1px solid var(--line)}
.topic-item{display:grid;grid-template-columns:60px 1fr auto;gap:20px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line);transition:.25s}
.topic-item:hover{padding-left:10px;color:var(--copper-deep)}
.topic-no{font-size:13px;color:var(--copper);font-weight:800}
.topic-item h3{font-size:19px;margin-bottom:5px}
.topic-item p{font-size:13px;color:var(--muted)}
.arrow{font-size:22px;color:var(--copper)}
.explain{background:var(--paper-white)}
.explain-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.explain h2{font-size:clamp(30px,3.7vw,50px);line-height:1.2;margin:12px 0 22px}
.explain p{color:var(--ink-soft);max-width:540px}
.marked{color:var(--copper-deep);border-bottom:2px solid var(--amber)}
.steps{display:flex;flex-direction:column;gap:16px}
.step{display:grid;grid-template-columns:52px 1fr;gap:18px;padding:18px;border:1px solid var(--line);background:var(--paper);border-radius:10px}
.step strong{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--ink);color:#fff;font-size:13px}
.step h3{font-size:17px;margin-bottom:4px}.step p{font-size:13px;color:var(--muted)}
.scene-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:20px}
.scene-main,.scene-small{position:relative;overflow:hidden;border-radius:var(--radius);background:var(--ink);color:#fff}
.scene-main{min-height:390px}.scene-small{min-height:185px}
.scene-main img,.scene-small img{height:100%;position:absolute;inset:0;opacity:.58}
.scene-main div,.scene-small div{position:absolute;inset:auto 24px 22px}
.scene-main h3{font-size:29px}.scene-small h3{font-size:19px}
.scene-main p,.scene-small p{font-size:13px;color:#eadbca;margin-top:5px}
.scene-side{display:grid;gap:20px}
.news{background:var(--sand)}
.news-list{border-top:1px solid var(--ink)}
.news-item{display:grid;grid-template-columns:150px 1fr 110px;gap:24px;align-items:center;padding:20px 0;border-bottom:1px solid rgba(41,37,33,.25)}
.news-item img{height:90px;border-radius:8px}.news-item h3{font-size:18px;margin:6px 0}.news-item p{font-size:13px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{font-size:12px;color:var(--copper-deep)}.news-link{color:var(--copper-deep);font-size:13px;font-weight:700;text-align:right}
.empty-state{padding:38px;border:1px dashed var(--copper);background:rgba(255,253,248,.5);text-align:center;color:var(--muted)}
.empty-state p{margin-bottom:15px}
.faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px}
.faq-grid h2{font-size:40px;line-height:1.2;margin:12px 0}.faq-grid>div>p{color:var(--muted)}
.faq-item{border-top:1px solid var(--line)}.faq-item:last-child{border-bottom:1px solid var(--line)}
.faq-q{width:100%;padding:20px 4px;background:none;border:0;text-align:left;display:flex;justify-content:space-between;gap:20px;color:var(--ink);font-weight:700;font-size:16px}
.faq-q span{color:var(--copper);font-size:22px;transition:.2s}.faq-a{display:none;padding:0 36px 20px 4px;color:var(--muted);font-size:14px}.faq-item.open .faq-a{display:block}.faq-item.open .faq-q span{transform:rotate(45deg)}
.cta{padding:68px 0;background:var(--ink);color:#fff8ed}.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:clamp(28px,3.5vw,45px);line-height:1.25}.cta p{color:#cfc1b0;margin-top:10px}.cta .btn-secondary{border-color:#cfc1b0;color:#fff8ed}
.site-footer{padding:54px 0 24px;background:#201d1a;color:#e9ddcb}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}.footer-brand p{color:#aa9b8a;font-size:13px;max-width:280px;margin-top:15px}.footer-title{color:#fff8ed;font-weight:700;margin-bottom:15px}.footer-links{display:flex;flex-direction:column;gap:8px}.footer-links a{color:#aa9b8a;font-size:13px;transition:.2s}.footer-links a:hover{color:#e5ad6d}.copyright{border-top:1px solid #403a33;padding-top:20px;color:#897c6e;font-size:12px;display:flex;justify-content:space-between;gap:20px}
@media(max-width:1024px){.nav-links{gap:16px}.navbar{gap:18px}.logo{min-width:205px}.hero-grid,.guide,.explain-grid,.faq-grid{gap:40px}.section{padding:74px 0}}
@media(max-width:768px){.container{width:min(var(--container),calc(100% - 32px))}.topline .container{justify-content:center}.topline span:last-child{display:none}.site-header{height:68px}.navbar{justify-content:space-between}.logo{min-width:0;font-size:14px}.nav-links{display:none;position:absolute;top:68px;left:0;right:0;padding:15px 20px;background:var(--paper-white);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;box-shadow:var(--shadow)}.nav-links.show{display:flex}.nav-links a{padding:12px 0}.nav-action{display:none}.menu-toggle{display:block}.hero{padding:52px 0 58px}.hero-grid,.guide,.explain-grid,.faq-grid,.scene-grid{grid-template-columns:1fr}.hero-card{min-height:320px}.hero-card img{height:270px}.strip-grid{grid-template-columns:1fr 1fr}.strip-item{padding:18px 15px;border-bottom:1px solid rgba(255,255,255,.25)}.section-head{display:block}.section-head p{margin-top:16px}.scene-side{grid-template-columns:1fr 1fr}.cta-inner{display:block}.cta .actions{margin-top:25px}.footer-grid{grid-template-columns:1.3fr 1fr 1fr}}
@media(max-width:520px){h1{font-size:42px}.hero-copy{font-size:16px}.hero-card{min-height:280px}.hero-card img{height:230px}.card-note{font-size:19px}.strip-grid{grid-template-columns:1fr}.strip-item{border-right:0}.section{padding:58px 0}.topic-item{grid-template-columns:36px 1fr auto;gap:10px}.topic-item h3{font-size:16px}.scene-side{grid-template-columns:1fr}.scene-small{min-height:150px}.news-item{grid-template-columns:82px 1fr;gap:13px}.news-item img{height:76px}.news-link{grid-column:2;text-align:left}.news-item h3{font-size:16px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}.copyright{display:block}.copyright span{display:block;margin-top:7px}}

/* roulang page: article */
:root{
      --ink:#292521;
      --ink-soft:#514941;
      --muted:#81786d;
      --paper:#f7f2e9;
      --paper-white:#fffdf8;
      --sand:#e9dfd0;
      --line:#d9cdbd;
      --copper:#b86635;
      --copper-deep:#914a29;
      --amber:#d89b52;
      --radius:14px;
      --shadow:0 14px 38px rgba(62,45,31,.10);
      --container:1180px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--paper);
      font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
      line-height:1.75;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    a:focus-visible,button:focus-visible{
      outline:3px solid var(--amber);
      outline-offset:4px;
    }
    img{display:block;width:100%;max-width:100%;object-fit:cover}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    h1,h2,h3,p{margin-top:0}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}

    .topline{
      height:34px;
      color:var(--muted);
      font-size:12px;
      border-bottom:1px solid rgba(217,205,189,.7);
    }
    .topline .container{
      height:34px;
      display:flex;
      justify-content:space-between;
      align-items:center;
    }

    .site-header{
      height:78px;
      position:sticky;
      top:0;
      z-index:20;
      background:rgba(247,242,233,.94);
      border-bottom:1px solid var(--line);
      backdrop-filter:blur(12px);
    }
    .navbar{
      height:100%;
      display:flex;
      align-items:center;
      gap:32px;
    }
    .logo{
      min-width:240px;
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:800;
      letter-spacing:.03em;
    }
    .logo-mark{
      width:34px;
      height:34px;
      display:grid;
      place-items:center;
      color:var(--copper);
      border:2px solid var(--copper);
      font-size:14px;
      transform:rotate(-4deg);
    }
    .logo small{
      display:block;
      color:var(--muted);
      font-size:10px;
      font-weight:500;
      letter-spacing:.12em;
      line-height:1.4;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:26px;
      margin-left:auto;
    }
    .nav-links a{
      color:var(--ink-soft);
      padding:26px 0;
      border-bottom:2px solid transparent;
      font-size:14px;
      transition:.25s ease;
    }
    .nav-links a:hover,
    .nav-links a.active{
      color:var(--copper-deep);
      border-color:var(--copper);
    }
    .nav-action,.btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      padding:11px 18px;
      border:1px solid transparent;
      border-radius:7px;
      font-size:14px;
      font-weight:700;
      transition:.25s ease;
    }
    .nav-action,.btn-primary{
      color:#fffaf2;
      background:var(--copper);
    }
    .nav-action:hover,.btn-primary:hover{
      color:#fff;
      background:var(--copper-deep);
      transform:translateY(-2px);
      box-shadow:0 8px 18px rgba(145,74,41,.2);
    }
    .btn-secondary{
      color:var(--ink);
      background:transparent;
      border-color:var(--ink);
    }
    .btn-secondary:hover{
      color:var(--paper-white);
      background:var(--ink);
      transform:translateY(-2px);
    }
    .menu-toggle{
      display:none;
      padding:8px 10px;
      color:var(--ink);
      background:transparent;
      border:1px solid var(--line);
      border-radius:6px;
    }

    .article-banner{
      position:relative;
      overflow:hidden;
      padding:78px 0 70px;
      background:var(--ink);
      color:#fff8ed;
    }
    .article-banner:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg,rgba(41,37,33,.98) 18%,rgba(41,37,33,.78) 60%,rgba(41,37,33,.42)),
        url("/assets/images/backpic/back-2.png") center/cover;
      opacity:.82;
    }
    .article-banner .container{position:relative}
    .breadcrumbs{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:10px;
      margin-bottom:28px;
      color:#d8c8b6;
      font-size:13px;
    }
    .breadcrumbs a:hover{color:#f0bd7c}
    .crumb-separator{color:var(--copper)}
    .article-label{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-bottom:18px;
      color:#efbd80;
      font-size:12px;
      font-weight:800;
      letter-spacing:.14em;
    }
    .article-label:before{
      content:"";
      width:30px;
      height:2px;
      background:var(--copper);
    }
    .article-banner h1{
      max-width:850px;
      margin-bottom:22px;
      font-size:clamp(32px,5vw,62px);
      line-height:1.2;
      letter-spacing:-.045em;
    }
    .article-summary{
      max-width:720px;
      margin-bottom:25px;
      color:#eadbca;
      font-size:17px;
    }
    .article-meta{
      display:flex;
      flex-wrap:wrap;
      gap:18px;
      color:#cdbca8;
      font-size:13px;
    }
    .meta-dot{color:var(--copper)}

    .reading-layout{
      display:grid;
      grid-template-columns:minmax(0,790px) 270px;
      gap:72px;
      align-items:start;
      padding:78px 0 92px;
    }
    .article-cover{
      margin-bottom:42px;
      overflow:hidden;
      border-radius:var(--radius);
      background:var(--sand);
      box-shadow:var(--shadow);
    }
    .article-cover img{height:330px}
    .cover-caption{
      padding:10px 16px;
      color:var(--muted);
      background:var(--paper-white);
      font-size:12px;
    }
    .article-content{
      color:var(--ink-soft);
      font-size:16px;
      line-height:2;
    }
    .article-content h2{
      position:relative;
      margin:48px 0 18px;
      padding-left:18px;
      color:var(--ink);
      font-size:30px;
      line-height:1.35;
    }
    .article-content h2:before{
      content:"";
      position:absolute;
      top:7px;
      bottom:7px;
      left:0;
      width:4px;
      background:var(--copper);
    }
    .article-content h3{
      margin:34px 0 12px;
      color:var(--ink);
      font-size:22px;
    }
    .article-content p{margin-bottom:22px}
    .article-content strong{color:var(--copper-deep)}
    .article-content blockquote{
      margin:30px 0;
      padding:20px 25px;
      color:var(--copper-deep);
      background:#f0e4d5;
      border-left:4px solid var(--copper);
      border-radius:0 8px 8px 0;
    }
    .article-content ul,.article-content ol{
      margin:20px 0 28px;
      padding-left:28px;
    }
    .article-content li{margin:8px 0}
    .article-content img{
      margin:30px 0 8px;
      border-radius:10px;
    }
    .article-content table{
      width:100%;
      margin:28px 0;
      border-collapse:collapse;
      background:var(--paper-white);
      font-size:14px;
    }
    .article-content th,.article-content td{
      padding:12px 14px;
      text-align:left;
      border:1px solid var(--line);
    }
    .article-content th{background:var(--sand);color:var(--ink)}
    .article-content hr{
      margin:42px 0;
      border:0;
      border-top:1px solid var(--line);
    }

    .empty-state{
      padding:62px 30px;
      text-align:center;
      border:1px solid var(--line);
      border-radius:var(--radius);
      background:var(--paper-white);
    }
    .empty-mark{
      width:52px;
      height:52px;
      display:grid;
      place-items:center;
      margin:0 auto 18px;
      color:var(--copper);
      border:1px solid var(--copper);
      border-radius:50%;
      font-size:22px;
    }
    .empty-state h2{margin-bottom:10px;font-size:26px}
    .empty-state p{margin-bottom:22px;color:var(--muted)}

    .reading-side{
      position:sticky;
      top:136px;
    }
    .side-box{
      margin-bottom:20px;
      padding:23px;
      border:1px solid var(--line);
      border-radius:var(--radius);
      background:var(--paper-white);
    }
    .side-title{
      margin-bottom:16px;
      color:var(--copper-deep);
      font-size:12px;
      font-weight:800;
      letter-spacing:.13em;
    }
    .side-box p{margin-bottom:0;color:var(--muted);font-size:13px}
    .side-links{display:grid;gap:10px}
    .side-links a{
      padding:9px 0;
      color:var(--ink-soft);
      border-bottom:1px solid var(--line);
      font-size:14px;
      transition:.2s;
    }
    .side-links a:last-child{border-bottom:0}
    .side-links a:hover{padding-left:6px;color:var(--copper-deep)}
    .seal{
      width:54px;
      height:54px;
      display:grid;
      place-items:center;
      margin-bottom:17px;
      color:var(--copper);
      border:1px solid var(--copper);
      font-size:13px;
      transform:rotate(-5deg);
    }

    .article-foot{
      margin-top:48px;
      padding-top:24px;
      border-top:1px solid var(--line);
    }
    .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:30px}
    .badge{
      display:inline-flex;
      align-items:center;
      padding:5px 11px;
      color:var(--ink-soft);
      background:rgba(255,253,248,.72);
      border:1px solid var(--line);
      border-radius:30px;
      font-size:12px;
    }
    .article-nav{
      display:flex;
      justify-content:space-between;
      gap:18px;
      padding:20px 0;
    }
    .article-nav a{
      color:var(--copper-deep);
      font-weight:700;
      font-size:14px;
    }
    .article-nav a:hover{text-decoration:underline}

    .cta{
      padding:64px 0;
      color:#fff8ed;
      background:var(--ink);
    }
    .cta-inner{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:35px;
    }
    .cta h2{
      margin:10px 0 8px;
      font-size:clamp(26px,4vw,42px);
      line-height:1.25;
    }
    .cta p{margin:0;color:#d8c8b6}
    .cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex-shrink:0}
    .cta .btn-secondary{
      color:#fff8ed;
      border-color:#d8c8b6;
    }
    .cta .btn-secondary:hover{color:var(--ink);background:#fff8ed}

    .site-footer{
      padding:58px 0 20px;
      background:#eee4d6;
      border-top:1px solid var(--line);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:2fr 1fr 1fr 1fr;
      gap:40px;
      padding-bottom:42px;
    }
    .footer-brand p{
      max-width:350px;
      margin:19px 0 0;
      color:var(--muted);
      font-size:13px;
    }
    .footer-title{
      margin-bottom:15px;
      color:var(--copper-deep);
      font-size:13px;
      font-weight:800;
    }
    .footer-links{display:grid;gap:8px}
    .footer-links a{
      color:var(--ink-soft);
      font-size:13px;
      transition:.2s;
    }
    .footer-links a:hover{color:var(--copper-deep);padding-left:4px}
    .copyright{
      display:flex;
      justify-content:space-between;
      gap:20px;
      padding-top:18px;
      color:var(--muted);
      border-top:1px solid var(--line);
      font-size:12px;
    }

    @media (max-width:1024px){
      .nav-links{gap:16px}
      .logo{min-width:205px}
      .reading-layout{grid-template-columns:minmax(0,1fr) 235px;gap:40px}
      .hero-grid{gap:40px}
    }
    @media (max-width:768px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .topline{display:none}
      .site-header{height:68px}
      .navbar{gap:12px}
      .logo{min-width:0;flex:1;font-size:14px}
      .logo small{font-size:8px}
      .nav-links{
        display:none;
        position:absolute;
        top:68px;
        left:16px;
        right:16px;
        padding:10px 18px;
        flex-direction:column;
        align-items:stretch;
        gap:0;
        background:var(--paper-white);
        border:1px solid var(--line);
        border-radius:0 0 10px 10px;
        box-shadow:var(--shadow);
      }
      .nav-links.open{display:flex}
      .nav-links a{padding:13px 4px;border-bottom:1px solid var(--line)}
      .nav-links a:last-child{border-bottom:0}
      .nav-action{display:none}
      .menu-toggle{display:block}
      .article-banner{padding:55px 0 48px}
      .article-banner h1{font-size:clamp(30px,8vw,46px)}
      .article-summary{font-size:15px}
      .reading-layout{display:block;padding:50px 0 65px}
      .reading-side{position:static;margin-top:38px}
      .article-cover img{height:240px}
      .cta-inner{display:block}
      .cta-actions{margin-top:25px}
      .footer-grid{grid-template-columns:1.5fr 1fr 1fr;gap:28px}
      .footer-brand{grid-column:1/-1}
    }
    @media (max-width:520px){
      .article-banner h1{font-size:31px}
      .breadcrumbs{font-size:12px}
      .article-content{font-size:15px;line-height:1.9}
      .article-content h2{font-size:25px}
      .article-nav{display:grid;gap:12px}
      .article-cover img{height:190px}
      .cta{padding:48px 0}
      .cta-actions .btn{width:100%}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-brand{grid-column:1/-1}
      .copyright{display:block}
      .copyright span{display:block;margin-top:5px}
    }

/* roulang page: category1 */
:root{
      --ink:#292521;
      --ink-soft:#514941;
      --muted:#81786d;
      --paper:#f7f2e9;
      --paper-white:#fffdf8;
      --sand:#e9dfd0;
      --line:#d9cdbd;
      --copper:#b86635;
      --copper-deep:#914a29;
      --amber:#d89b52;
      --radius:14px;
      --shadow:0 14px 38px rgba(62,45,31,.10);
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.7}
    a{color:inherit;text-decoration:none}
    img{display:block;width:100%;max-width:100%;object-fit:cover}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid var(--amber);outline-offset:4px}
    .container{width:min(var(--container),calc(100% - 48px));margin:auto}
    .topline{background:var(--ink);color:#eadbca;font-size:12px;letter-spacing:.04em}
    .topline .container{height:34px;display:flex;align-items:center;justify-content:space-between}
    .site-header{height:78px;background:rgba(247,242,233,.95);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
    .navbar{height:100%;display:flex;align-items:center;gap:34px}
    .logo{display:flex;align-items:center;gap:12px;min-width:240px;font-weight:800;letter-spacing:.03em}
    .logo-mark{width:34px;height:34px;border:2px solid var(--copper);display:grid;place-items:center;color:var(--copper);font-size:14px;transform:rotate(-4deg)}
    .logo small{display:block;color:var(--muted);font-size:10px;font-weight:500;letter-spacing:.12em}
    .nav-links{display:flex;align-items:center;gap:26px;margin-left:auto}
    .nav-links a{font-size:14px;color:var(--ink-soft);padding:26px 0;border-bottom:2px solid transparent;transition:.25s}
    .nav-links a:hover,.nav-links a.active{color:var(--copper-deep);border-color:var(--copper)}
    .nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:1px solid transparent;border-radius:7px;padding:11px 18px;font-weight:700;font-size:14px;transition:.25s}
    .nav-action,.btn-primary{background:var(--copper);color:#fffaf2}
    .nav-action:hover,.btn-primary:hover{background:var(--copper-deep);transform:translateY(-2px);box-shadow:0 8px 18px rgba(145,74,41,.2)}
    .btn-secondary{border-color:var(--ink);color:var(--ink);background:transparent}
    .btn-secondary:hover{background:var(--ink);color:var(--paper-white);transform:translateY(-2px)}
    .menu-toggle{display:none;background:none;border:1px solid var(--line);padding:8px 10px;border-radius:6px;color:var(--ink)}
    .hero{padding:76px 0 82px;position:relative;overflow:hidden}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(247,242,233,.98) 15%,rgba(247,242,233,.72) 58%,rgba(247,242,233,.25)),url("/assets/images/backpic/back-2.png") center/cover;opacity:.62;z-index:-1}
    .hero-grid{display:grid;grid-template-columns:1.03fr .97fr;gap:70px;align-items:center}
    .eyebrow,.section-kicker{color:var(--copper-deep);font-size:12px;font-weight:800;letter-spacing:.16em}
    .eyebrow{display:flex;align-items:center;gap:10px;margin-bottom:20px}
    .eyebrow:before{content:"";width:34px;height:2px;background:var(--copper)}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(38px,5vw,68px);line-height:1.14;letter-spacing:-.055em;margin-bottom:22px;max-width:680px}
    h2{font-size:clamp(29px,3.5vw,48px);line-height:1.2;letter-spacing:-.04em}
    h3{line-height:1.35}
    .hero-copy{font-size:18px;color:var(--ink-soft);max-width:600px;margin:0 0 30px}
    .button-row{display:flex;flex-wrap:wrap;gap:12px}
    .hero-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:32px}
    .badge{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:30px;padding:5px 11px;color:var(--ink-soft);font-size:12px;background:rgba(255,253,248,.76)}
    .hero-card{position:relative;min-height:410px;padding:24px;background:var(--ink);color:#fff8ed;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
    .hero-card:after{content:"今";position:absolute;right:-22px;bottom:-58px;color:rgba(255,255,255,.06);font-size:220px;font-weight:900;line-height:1}
    .hero-card img{height:358px;opacity:.54;border-radius:8px}
    .hero-card-content{position:absolute;inset:32px;display:flex;flex-direction:column;justify-content:space-between}
    .card-note{font-size:25px;max-width:280px;line-height:1.35;font-weight:700}
    .card-note span{display:block;color:#e8bd83;font-size:12px;margin-top:12px;font-weight:500;letter-spacing:.12em}
    .section{padding:94px 0}
    .section-alt{background:var(--paper-white)}
    .section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:38px}
    .section-head h2{margin:10px 0 0}
    .section-head p{max-width:450px;color:var(--muted);font-size:15px;margin-bottom:0}
    .index-bar{background:var(--ink);color:#fff8ed}
    .index-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr}
    .index-item{padding:27px 24px;border-right:1px solid rgba(255,255,255,.2)}
    .index-item:last-child{border:0}
    .index-item strong{display:block;color:#e8bd83;font-size:26px;line-height:1;margin-bottom:11px}
    .index-item b{display:block;font-size:15px;margin-bottom:5px}
    .index-item span{font-size:12px;color:#d8c9b7}
    .guide-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:76px}
    .guide-intro h2{margin:10px 0 18px}
    .guide-intro p{color:var(--muted);max-width:410px}
    .topic-list{border-top:1px solid var(--line)}
    .topic-item{display:grid;grid-template-columns:54px 1fr auto;gap:20px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line);transition:.25s}
    .topic-item:hover{padding-left:10px;color:var(--copper-deep)}
    .topic-no{color:var(--copper);font-weight:800;font-size:14px}
    .topic-item h3{font-size:19px;margin-bottom:5px}
    .topic-item p{font-size:13px;color:var(--muted);margin:0}
    .arrow{font-size:22px;color:var(--copper)}
    .explain-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
    .explain-copy h2{margin:10px 0 22px}
    .explain-copy p{color:var(--muted);max-width:520px}
    .quote-box{border-left:3px solid var(--copper);padding:22px 28px;background:var(--sand);font-size:19px;line-height:1.65;margin-top:28px}
    .word-map{border:1px solid var(--line);background:var(--paper-white);padding:30px;box-shadow:var(--shadow)}
    .word-map img{height:245px;border-radius:8px;margin-bottom:25px}
    .word-row{display:flex;justify-content:space-between;gap:20px;padding:15px 0;border-bottom:1px solid var(--line)}
    .word-row:last-child{border:0}
    .word-row strong{color:var(--copper-deep)}
    .word-row span{font-size:13px;color:var(--muted);text-align:right}
    .scene-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:20px}
    .scene-main,.scene-small{position:relative;overflow:hidden;border-radius:var(--radius);background:var(--ink);color:#fff;min-height:270px}
    .scene-main{min-height:390px}
    .scene-main img,.scene-small img{height:100%;position:absolute;inset:0;opacity:.58}
    .scene-main div,.scene-small div{position:absolute;inset:auto 24px 22px}
    .scene-main h3{font-size:29px;margin-bottom:4px}
    .scene-main p,.scene-small p{font-size:13px;color:#eadbca;margin:0}
    .scene-side{display:grid;gap:20px}
    .scene-small h3{font-size:19px;margin-bottom:4px}
    .path-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .path-card{padding:27px;border:1px solid var(--line);background:var(--paper-white);min-height:190px;transition:.25s}
    .path-card:hover{transform:translateY(-4px);border-color:var(--copper);box-shadow:var(--shadow)}
    .path-card .step{color:var(--copper);font-size:13px;font-weight:800;letter-spacing:.1em}
    .path-card h3{font-size:20px;margin:19px 0 9px}
    .path-card p{color:var(--muted);font-size:14px;margin:0}
    .faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px}
    .faq-grid h2{margin:10px 0 16px}
    .faq-grid>div>p{color:var(--muted)}
    .faq-item{border-top:1px solid var(--line)}
    .faq-item:last-child{border-bottom:1px solid var(--line)}
    .faq-q{width:100%;padding:20px 4px;background:none;border:0;text-align:left;display:flex;justify-content:space-between;gap:20px;color:var(--ink);font-weight:700;font-size:16px}
    .faq-q span{color:var(--copper);font-size:22px;transition:.2s}
    .faq-a{display:none;padding:0 36px 20px 4px;color:var(--muted);font-size:14px}
    .faq-item.open .faq-a{display:block}
    .faq-item.open .faq-q span{transform:rotate(45deg)}
    .cta{padding:68px 0;background:var(--ink);color:#fff8ed}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:35px}
    .cta h2{margin:10px 0 12px;color:#fff8ed}
    .cta p{color:#d8c9b7;margin:0;max-width:560px}
    .site-footer{padding:58px 0 0;background:#211e1b;color:#eee1d2}
    .footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:35px;padding-bottom:50px}
    .footer-brand .logo{color:#fff8ed;margin-bottom:18px}
    .footer-brand p{color:#bcae9e;font-size:13px;max-width:320px}
    .footer-title{color:#e8bd83;font-size:13px;font-weight:800;margin-bottom:16px}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:#cbbdaf;font-size:13px;transition:.2s}
    .footer-links a:hover{color:#fff8ed;padding-left:4px}
    .copyright{border-top:1px solid rgba(255,255,255,.14);padding:20px 0;display:flex;justify-content:space-between;gap:20px;color:#9f9183;font-size:12px}
    @media(max-width:1024px){
      .navbar{gap:18px}.logo{min-width:210px}.nav-links{gap:17px}
      .hero-grid,.explain-grid{gap:40px}.section{padding:75px 0}
    }
    @media(max-width:768px){
      .container{width:min(var(--container),calc(100% - 34px))}
      .topline .container{height:31px}
      .site-header{height:70px}.navbar{gap:12px}.logo{min-width:0;flex:1}.logo small{letter-spacing:0;font-size:9px}
      .nav-links{display:none;position:absolute;left:0;right:0;top:70px;padding:12px 17px 20px;background:var(--paper-white);border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:0}
      .nav-links.open{display:flex}.nav-links a{padding:13px 4px}.nav-action{display:none}.menu-toggle{display:block}
      .hero{padding:58px 0 60px}.hero-grid,.guide-grid,.explain-grid,.faq-grid{grid-template-columns:1fr;gap:38px}
      h1{font-size:clamp(38px,11vw,58px)}.hero-copy{font-size:16px}
      .hero-card{min-height:330px}.hero-card img{height:280px}
      .index-grid{grid-template-columns:1fr 1fr}.index-item:nth-child(2){border-right:0}.index-item:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.2)}
      .section-head{display:block}.section-head p{margin-top:15px}.scene-grid{grid-template-columns:1fr}.scene-side{grid-template-columns:1fr 1fr}
      .path-grid{grid-template-columns:1fr}.cta-inner{display:block}.cta .button-row{margin-top:25px}
      .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}.copyright{display:block}.copyright span{display:block;margin:4px 0}
    }
    @media(max-width:520px){
      .topline .container span:last-child{display:none}
      .index-grid{grid-template-columns:1fr}.index-item{border-right:0!important;border-bottom:1px solid rgba(255,255,255,.2)}
      .index-item:last-child{border-bottom:0}.topic-item{grid-template-columns:35px 1fr auto;gap:10px}.topic-item h3{font-size:16px}
      .scene-side{grid-template-columns:1fr}.scene-main{min-height:300px}.scene-small{min-height:200px}
      .footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.footer-grid>div:nth-child(4){grid-column:1/-1}
      .hero-card-content{inset:25px}.word-map{padding:20px}.word-row{display:block}.word-row span{display:block;text-align:left;margin-top:4px}
    }