/* roulang page: index */
:root{
  --ink:#25443c;--ink-deep:#19362f;--clay:#c97856;--clay-dark:#a95c3f;
  --paper:#f6f0e7;--warm:#ece7de;--white:#fff;--text:#2b2926;
  --muted:#716b62;--soft:#9a9185;--line:#ded5c9;--radius:16px;
  --shadow:0 14px 36px rgba(74,53,38,.09);--max:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:var(--paper);line-height:1.8;font-size:16px}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
button{font:inherit;border:0;cursor:pointer}
.container{width:min(var(--max),calc(100% - 48px));margin:auto}
.site-header{height:78px;border-bottom:1px solid var(--line);background:rgba(246,240,231,.94);position:sticky;top:0;z-index:20;backdrop-filter:blur(10px)}
.header-inner{height:100%;display:flex;align-items:center;gap:38px}
.logo{display:flex;align-items:center;gap:10px;min-width:230px;color:var(--ink);font-weight:800;letter-spacing:.02em}
.logo-mark{width:34px;height:34px;border-radius:10px 10px 10px 3px;background:var(--clay);position:relative}
.logo-mark:after{content:"";position:absolute;width:13px;height:13px;border:2px solid var(--paper);border-radius:50%;left:9px;top:8px}
.logo-main{font-size:18px;line-height:1.2}.logo-sub{display:block;font-size:11px;color:var(--clay);letter-spacing:.08em;margin-top:2px}
.main-nav{display:flex;align-items:center;gap:8px;flex:1}
.main-nav a{padding:10px 15px;border-radius:9px;font-size:14px;color:var(--muted);transition:.25s}
.main-nav a:hover,.main-nav a:focus,.main-nav a.active{color:var(--ink);background:#e8dfd3}
.main-nav a.active{font-weight:700}
.nav-action{background:var(--ink)!important;color:var(--paper)!important;margin-left:auto;box-shadow:0 6px 15px rgba(37,68,60,.16)}
.nav-action:hover{background:var(--ink-deep)!important;transform:translateY(-2px)}
.menu-toggle{display:none;background:transparent;color:var(--ink);font-size:25px;width:44px;height:44px}
.hero{padding:82px 0 48px;background:var(--paper)}
.hero-grid{display:grid;grid-template-columns:1.03fr .97fr;gap:72px;align-items:center}
.eyebrow,.section-kicker{color:var(--clay);font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}
.eyebrow{display:flex;align-items:center;gap:10px;margin-bottom:20px}.eyebrow:before{content:"";width:28px;height:2px;background:var(--clay)}
h1,h2,h3{color:var(--ink);line-height:1.25;font-weight:800}
h1{font-size:clamp(42px,5.3vw,66px);letter-spacing:-.04em;max-width:650px}
.hero-lead{font-size:18px;color:var(--muted);max-width:570px;margin:24px 0 30px}
.actions{display:flex;gap:13px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 21px;border-radius:11px;font-weight:700;font-size:14px;border:1px solid transparent;transition:.25s}
.btn-primary{background:var(--ink);color:var(--paper)}.btn-primary:hover{background:var(--ink-deep);transform:translateY(-2px);box-shadow:0 9px 18px rgba(37,68,60,.2)}
.btn-accent{background:var(--clay);color:#fff}.btn-accent:hover{background:var(--clay-dark);transform:translateY(-2px);box-shadow:0 9px 18px rgba(169,92,63,.2)}
.btn-ghost{border-color:var(--line);color:var(--ink);background:transparent}.btn-ghost:hover{border-color:var(--ink);background:#eee6db}
.btn:focus,.main-nav a:focus,.menu-toggle:focus{outline:3px solid rgba(201,120,86,.38);outline-offset:3px}
.hero-visual{position:relative;min-height:450px;border-radius:22px;overflow:hidden;background:var(--ink);box-shadow:var(--shadow)}
.hero-visual img{width:100%;height:450px;object-fit:cover;opacity:.82}
.visual-caption{position:absolute;left:28px;right:28px;bottom:26px;color:#fff;background:rgba(25,54,47,.78);padding:18px 20px;border-left:3px solid var(--clay);border-radius:4px}
.visual-caption strong{display:block;font-size:20px}.visual-caption span{font-size:13px;color:#e8dfd3}
.keyword-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:18px 0;margin-top:42px;display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.keyword-strip span{font-size:13px;color:var(--muted);padding:6px 12px;background:#eee7dc;border-radius:7px}.keyword-strip span:first-child{color:var(--clay);font-weight:700;background:transparent;padding-left:0}
.section{padding:100px 0}.section-alt{background:var(--warm)}
.section-heading{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:40px}
.section-heading h2{font-size:clamp(30px,3vw,42px);margin-top:10px}.section-heading p{color:var(--muted);max-width:430px}
.overview{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;align-items:start}
.overview-copy h2{font-size:36px;margin:10px 0 17px}.overview-copy p{color:var(--muted);margin-bottom:25px}
.index-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.index-item{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:20px;transition:.25s}
.index-item:hover{transform:translateY(-3px);border-color:var(--clay);box-shadow:var(--shadow)}
.index-item b{display:block;color:var(--ink);font-size:18px;margin-bottom:5px}.index-item p{font-size:14px;color:var(--muted);line-height:1.65}.index-item a{display:inline-block;color:var(--clay);font-size:13px;margin-top:10px;font-weight:700}
.feature-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:20px}
.feature-card,.small-card{border:1px solid var(--line);background:var(--white);border-radius:var(--radius);overflow:hidden;transition:.25s}
.feature-card:hover,.small-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#c9a38f}
.feature-card img{width:100%;height:280px;object-fit:cover}.feature-body{padding:25px}
.badge{display:inline-block;background:#f3ddd3;color:var(--clay-dark);font-size:12px;font-weight:700;padding:4px 9px;border-radius:6px;margin-bottom:12px}
.feature-body h3{font-size:25px;margin-bottom:9px}.feature-body p,.small-card p{color:var(--muted);font-size:14px}
.read-link{display:inline-flex;color:var(--ink);font-size:14px;font-weight:700;margin-top:16px;border-bottom:1px solid var(--clay);padding-bottom:2px}
.small-stack{display:flex;flex-direction:column;gap:12px}.small-card{padding:19px 20px}.small-card .number{color:var(--clay);font-size:13px;font-weight:800}.small-card h3{font-size:18px;margin:5px 0}
.path-section{background:var(--ink);color:var(--paper)}.path-section h2,.path-section .section-kicker{color:var(--paper)}.path-section .section-kicker{color:#e6ad93}
.path-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:42px}
.path-step{padding:15px 32px 15px 0;border-top:1px solid rgba(246,240,231,.3);position:relative}.path-step:not(:last-child){margin-right:30px}.path-step:not(:last-child):after{content:"→";position:absolute;right:14px;top:20px;color:var(--clay);font-size:25px}
.path-step .step-no{color:var(--clay);font-size:14px;font-weight:800}.path-step h3{color:var(--paper);font-size:21px;margin:8px 0}.path-step p{color:#c8d0c9;font-size:14px}
.latest-layout{display:grid;grid-template-columns:.32fr .68fr;gap:70px}.latest-intro h2{font-size:34px;margin:10px 0 13px}.latest-intro p{color:var(--muted)}
.latest-list{border-top:1px solid var(--line)}.latest-item{display:grid;grid-template-columns:100px 1fr auto;gap:22px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line)}
.latest-meta{font-size:12px;color:var(--clay);font-weight:700}.latest-item h3{font-size:18px;line-height:1.4}.latest-item p{font-size:13px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.latest-arrow{font-size:20px;color:var(--clay)}
.empty-state{text-align:center;padding:42px 20px;border:1px dashed #cdbdae;border-radius:14px;color:var(--muted);background:#faf6f0}.empty-icon{font-size:31px;color:var(--clay);margin-bottom:8px}.empty-state a{display:inline-block;margin-top:13px;color:var(--ink);font-weight:700}
.faq-list{max-width:850px;margin:auto}.faq-item{border-top:1px solid var(--line)}.faq-item:last-child{border-bottom:1px solid var(--line)}
.faq-question{width:100%;background:transparent;text-align:left;padding:22px 5px;display:flex;justify-content:space-between;align-items:center;color:var(--ink);font-weight:700;font-size:17px}.faq-question span{color:var(--clay);font-size:25px;transition:.2s}.faq-answer{display:none;color:var(--muted);font-size:15px;padding:0 42px 22px 5px}.faq-item.open .faq-answer{display:block}.faq-item.open .faq-question span{transform:rotate(45deg)}
.cta{padding:72px 0;background:var(--ink-deep);color:var(--paper)}.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{color:var(--paper);font-size:36px}.cta p{color:#c8d0c9;margin-top:8px}.cta .actions{flex-shrink:0}
.site-footer{background:#172f29;color:#d8dfd8;padding:50px 0 22px}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:40px;padding-bottom:40px}.footer-logo{color:var(--paper)}.footer-note{font-size:13px;color:#aebbb1;max-width:270px;margin-top:16px}.footer-col h3{font-size:15px;color:var(--paper);margin-bottom:13px}.footer-col a{display:block;color:#aebbb1;font-size:14px;margin:7px 0;transition:.2s}.footer-col a:hover{color:#e7ad94;padding-left:3px}.copyright{border-top:1px solid rgba(255,255,255,.13);padding-top:18px;color:#98a79d;font-size:12px;display:flex;justify-content:space-between;gap:20px}
@media(max-width:900px){.header-inner{gap:15px}.logo{min-width:205px}.main-nav{gap:0}.main-nav a{padding:9px 9px}.hero-grid,.overview,.feature-layout,.latest-layout{gap:35px}.latest-layout{grid-template-columns:1fr}.latest-intro{max-width:600px}.section{padding:75px 0}}
@media(max-width:768px){.container{width:min(100% - 40px,var(--max))}.site-header{height:68px}.menu-toggle{display:block;margin-left:auto}.main-nav{display:none;position:absolute;top:68px;left:0;right:0;background:var(--paper);border-bottom:1px solid var(--line);padding:10px 20px 18px;flex-direction:column;align-items:stretch;box-shadow:0 12px 20px rgba(40,30,20,.08)}.main-nav.show{display:flex}.main-nav a{padding:13px 12px}.nav-action{margin-left:0;text-align:center}.hero{padding-top:55px}.hero-grid{grid-template-columns:1fr}.hero-visual{min-height:330px}.hero-visual img{height:330px}.hero-lead{font-size:16px}.overview{grid-template-columns:1fr}.index-list{grid-template-columns:1fr 1fr}.path-grid{grid-template-columns:1fr;gap:24px}.path-step:not(:last-child){margin-right:0}.path-step:not(:last-child):after{content:"↓";right:12px;top:18px}.cta-inner{display:block}.cta .actions{margin-top:24px}.footer-grid{grid-template-columns:1fr 1fr}.copyright{display:block}.copyright span{display:block;margin-top:6px}}
@media(max-width:520px){h1{font-size:40px}.section-heading{display:block}.section-heading p{margin-top:15px}.index-list{grid-template-columns:1fr}.feature-card img{height:220px}.latest-item{grid-template-columns:72px 1fr}.latest-arrow{display:none}.latest-item h3{font-size:16px}.footer-grid{grid-template-columns:1fr}.logo-main{font-size:16px}.logo{min-width:0}.logo-sub{font-size:10px}.actions .btn{width:100%}.cta h2{font-size:29px}}

/* roulang page: category1 */
:root{
      --ink:#25443c;--ink-deep:#19362f;--clay:#c97856;--clay-dark:#a95c3f;
      --paper:#f6f0e7;--warm:#ece7de;--white:#fff;--text:#2b2926;
      --muted:#716b62;--soft:#9a9185;--line:#ded5c9;--radius:16px;
      --shadow:0 14px 36px rgba(74,53,38,.09);--max:1200px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--text);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.8}
    a{color:inherit;text-decoration:none}
    a:hover{text-decoration:none}
    img{display:block;width:100%;max-width:100%;height:auto}
    button{font:inherit;border:0;cursor:pointer}
    h1,h2,h3,p{margin-top:0}
    h1,h2,h3{color:var(--ink);line-height:1.3}
    .container{width:min(var(--max),calc(100% - 48px));margin:0 auto}
    .site-header{height:78px;background:rgba(246,240,231,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(10px)}
    .header-inner{height:100%;display:flex;align-items:center;gap:38px}
    .logo{display:flex;align-items:center;gap:10px;min-width:230px;color:var(--ink);font-weight:800;letter-spacing:.02em}
    .logo-mark{width:34px;height:34px;border-radius:10px 10px 10px 3px;background:var(--clay);position:relative;flex:none}
    .logo-mark:after{content:"";position:absolute;width:13px;height:13px;border:2px solid var(--paper);border-radius:50%;left:9px;top:8px}
    .logo-main{font-size:18px;line-height:1.2}
    .logo-sub{display:block;font-size:11px;color:var(--clay);letter-spacing:.08em;margin-top:2px}
    .main-nav{display:flex;align-items:center;gap:8px;flex:1}
    .main-nav a{padding:10px 15px;border-radius:9px;font-size:14px;color:var(--muted);transition:.25s}
    .main-nav a:hover,.main-nav a:focus,.main-nav a.active{color:var(--ink);background:#e8dfd3}
    .main-nav a.active{font-weight:700}
    .nav-action{margin-left:auto;background:var(--ink)!important;color:var(--paper)!important;box-shadow:0 6px 15px rgba(37,68,60,.16)}
    .nav-action:hover{background:var(--ink-deep)!important;transform:translateY(-2px)}
    .menu-toggle{display:none;background:transparent;color:var(--ink);font-size:25px;width:44px;height:44px}
    .main-nav a:focus,.menu-toggle:focus,.btn:focus,.faq-question:focus{outline:3px solid rgba(201,120,86,.38);outline-offset:3px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 21px;border-radius:11px;font-weight:700;font-size:14px;border:1px solid transparent;transition:.25s}
    .btn-primary{background:var(--ink);color:var(--paper)}
    .btn-primary:hover{background:var(--ink-deep);color:var(--paper);transform:translateY(-2px);box-shadow:0 9px 18px rgba(37,68,60,.2)}
    .btn-accent{background:var(--clay);color:#fff}
    .btn-accent:hover{background:var(--clay-dark);color:#fff;transform:translateY(-2px);box-shadow:0 9px 18px rgba(169,92,63,.2)}
    .btn-ghost{border-color:var(--line);color:var(--ink);background:transparent}
    .btn-ghost:hover{border-color:var(--ink);background:#eee6db;color:var(--ink)}
    .category-hero{padding:72px 0 68px;background:var(--ink);color:var(--paper);overflow:hidden}
    .category-hero-grid{display:grid;grid-template-columns:1fr .86fr;gap:70px;align-items:center}
    .breadcrumb{font-size:13px;color:#c9d2cb;margin-bottom:28px}
    .breadcrumb a{color:#e6ad93}
    .category-hero h1{color:var(--paper);font-size:clamp(38px,5vw,62px);letter-spacing:-.04em;margin:0 0 22px;max-width:650px}
    .category-hero p{color:#d1d8d1;max-width:590px;font-size:17px;margin-bottom:30px}
    .hero-image{height:320px;border-radius:20px;overflow:hidden;border:1px solid rgba(246,240,231,.18);background:#31574d}
    .hero-image img{height:100%;object-fit:cover;opacity:.84}
    .section{padding:96px 0}
    .section-alt{background:var(--warm)}
    .section-kicker{color:var(--clay);font-size:13px;font-weight:800;letter-spacing:.12em;margin-bottom:10px}
    .section-heading{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:40px}
    .section-heading h2{font-size:clamp(30px,3vw,42px);margin-bottom:0}
    .section-heading p{color:var(--muted);max-width:450px;margin-bottom:0}
    .intro-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:72px;align-items:start}
    .intro-copy h2{font-size:34px;margin:8px 0 18px}
    .intro-copy p{color:var(--muted);margin-bottom:24px}
    .topic-index{border-top:1px solid var(--line)}
    .topic-row{display:grid;grid-template-columns:58px 170px 1fr auto;gap:18px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line);transition:.25s}
    .topic-row:hover{padding-left:8px;background:rgba(255,255,255,.35)}
    .topic-no{color:var(--clay);font-size:13px;font-weight:800}
    .topic-word{font-size:19px;font-weight:800;color:var(--ink)}
    .topic-row p{color:var(--muted);font-size:14px;margin:0}
    .topic-link{color:var(--clay-dark);font-weight:700;font-size:13px;white-space:nowrap}
    .featured-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:22px}
    .feature-card,.record-list{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
    .feature-card{transition:.25s}
    .feature-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#c9a38f}
    .feature-card img{height:310px;object-fit:cover}
    .feature-body{padding:27px}
    .badge{display:inline-block;background:#f3ddd3;color:var(--clay-dark);font-size:12px;font-weight:700;padding:4px 9px;border-radius:6px;margin-bottom:13px}
    .feature-body h3{font-size:26px;margin-bottom:10px}
    .feature-body p{color:var(--muted);font-size:15px;margin-bottom:20px}
    .record-list{padding:8px 24px}
    .record-item{display:block;padding:21px 0;border-bottom:1px solid var(--line);transition:.2s}
    .record-item:last-child{border-bottom:0}
    .record-item:hover{padding-left:7px}
    .record-meta{font-size:12px;color:var(--clay);font-weight:700}
    .record-item h3{font-size:18px;margin:5px 0 4px}
    .record-item p{font-size:13px;color:var(--muted);margin:0;line-height:1.65}
    .reading-note{display:grid;grid-template-columns:1fr 1fr;gap:22px}
    .note-card{padding:30px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius)}
    .note-card strong{display:block;color:var(--ink);font-size:20px;margin-bottom:10px}
    .note-card p{color:var(--muted);font-size:14px;margin:0}
    .faq-list{max-width:860px;margin:auto}
    .faq-item{border-top:1px solid var(--line)}
    .faq-item:last-child{border-bottom:1px solid var(--line)}
    .faq-question{width:100%;background:transparent;text-align:left;padding:21px 5px;display:flex;justify-content:space-between;align-items:center;color:var(--ink);font-weight:700;font-size:17px}
    .faq-question span{color:var(--clay);font-size:25px;transition:.2s}
    .faq-answer{display:none;color:var(--muted);font-size:15px;padding:0 42px 21px 5px}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-question span{transform:rotate(45deg)}
    .cta{padding:70px 0;background:var(--ink-deep);color:var(--paper)}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta h2{color:var(--paper);font-size:36px;margin-bottom:9px}
    .cta p{color:#c8d0c9;margin:0}
    .actions{display:flex;gap:12px;flex-wrap:wrap}
    .site-footer{padding:58px 0 24px;background:#203d36;color:#d9e0d9}
    .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:60px;padding-bottom:42px}
    .footer-logo{color:var(--paper);min-width:0}
    .footer-note{color:#aebdb3;font-size:14px;max-width:300px;margin:18px 0 0}
    .footer-col h3{font-size:15px;color:var(--paper);margin:4px 0 14px}
    .footer-col a{display:block;color:#afbeb4;font-size:14px;margin:8px 0;transition:.2s}
    .footer-col a:hover{color:#e6ad93;padding-left:4px}
    .copyright{border-top:1px solid rgba(246,240,231,.16);padding-top:20px;display:flex;justify-content:space-between;color:#9fb0a5;font-size:12px}
    @media(max-width:900px){
      .header-inner{gap:15px}.logo{min-width:205px}.main-nav a{padding:9px 10px}
      .category-hero-grid,.intro-grid,.featured-grid{grid-template-columns:1fr;gap:38px}
      .hero-image{height:300px}.section{padding:76px 0}
    }
    @media(max-width:768px){
      .site-header{height:auto;min-height:72px}.header-inner{min-height:72px;flex-wrap:wrap}
      .menu-toggle{display:block;margin-left:auto}.main-nav{display:none;order:3;width:100%;flex-direction:column;align-items:stretch;padding:8px 0 16px}
      .main-nav.open{display:flex}.main-nav a{min-height:44px;padding:10px 12px}.nav-action{margin-left:0;text-align:center}
      .category-hero{padding:48px 0}.category-hero h1{font-size:42px}.category-hero p{font-size:16px}
      .section-heading,.cta-inner{display:block}.section-heading p{margin-top:14px}.cta h2{font-size:30px;margin-bottom:12px}.actions{margin-top:24px}
      .topic-row{grid-template-columns:42px 1fr;gap:5px 14px}.topic-row p{grid-column:2}.topic-link{grid-column:2}
      .reading-note,.footer-grid{grid-template-columns:1fr;gap:28px}.footer-grid{padding-bottom:30px}
      .copyright{display:block}.copyright span{display:block;margin:6px 0}
    }
    @media(max-width:480px){
      .container{width:min(var(--max),calc(100% - 40px))}.logo{min-width:0}.logo-main{font-size:16px}.logo-sub{font-size:10px}
      .category-hero h1{font-size:36px}.hero-image{height:230px}.section{padding:62px 0}
      .feature-card img{height:220px}.feature-body h3{font-size:23px}.record-list{padding:4px 18px}
      .btn{width:100%}.actions{display:grid}.intro-copy h2{font-size:29px}
    }

/* roulang page: article */
:root{
      --ink:#25443c;
      --ink-deep:#19362f;
      --clay:#c97856;
      --clay-dark:#a95c3f;
      --paper:#f6f0e7;
      --warm:#ece7de;
      --white:#fff;
      --text:#2b2926;
      --muted:#716b62;
      --soft:#9a9185;
      --line:#ded5c9;
      --radius:16px;
      --shadow:0 14px 36px rgba(74,53,38,.09);
      --max:1200px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--text);
      background:var(--paper);
      font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;
      font-size:16px;
      line-height:1.8;
      overflow-x:hidden;
    }
    h1,h2,h3,p{margin:0}
    h1,h2,h3{color:var(--ink);font-weight:800;letter-spacing:-.025em}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button{font:inherit;border:0;cursor:pointer}
    .container{width:min(var(--max),calc(100% - 48px));margin:0 auto}

    .site-header{
      height:78px;
      border-bottom:1px solid var(--line);
      background:rgba(246,240,231,.95);
      position:sticky;
      top:0;
      z-index:20;
      backdrop-filter:blur(10px);
    }
    .header-inner{height:100%;display:flex;align-items:center;gap:38px}
    .logo{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:230px;
      color:var(--ink);
      font-weight:800;
      letter-spacing:.02em;
    }
    .logo-mark{
      width:34px;
      height:34px;
      border-radius:10px 10px 10px 3px;
      background:var(--clay);
      position:relative;
      flex:0 0 auto;
    }
    .logo-mark:after{
      content:"";
      position:absolute;
      width:13px;
      height:13px;
      border:2px solid var(--paper);
      border-radius:50%;
      left:9px;
      top:8px;
    }
    .logo-main{display:block;font-size:18px;line-height:1.2}
    .logo-sub{
      display:block;
      color:var(--clay);
      font-size:11px;
      letter-spacing:.08em;
      margin-top:2px;
    }
    .main-nav{display:flex;align-items:center;gap:8px;flex:1}
    .main-nav a{
      padding:10px 15px;
      border-radius:9px;
      color:var(--muted);
      font-size:14px;
      transition:.25s ease;
    }
    .main-nav a:hover,
    .main-nav a:focus,
    .main-nav a.active{
      color:var(--ink);
      background:#e8dfd3;
    }
    .main-nav a.active{font-weight:700}
    .nav-action{
      margin-left:auto;
      color:var(--paper)!important;
      background:var(--ink)!important;
      box-shadow:0 6px 15px rgba(37,68,60,.16);
    }
    .nav-action:hover{
      color:var(--paper)!important;
      background:var(--ink-deep)!important;
      transform:translateY(-2px);
    }
    .menu-toggle{
      display:none;
      width:44px;
      height:44px;
      color:var(--ink);
      background:transparent;
      font-size:25px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:46px;
      padding:10px 21px;
      border:1px solid transparent;
      border-radius:11px;
      font-size:14px;
      font-weight:700;
      transition:.25s ease;
    }
    .btn-primary{color:var(--paper);background:var(--ink)}
    .btn-primary:hover{
      color:var(--paper);
      background:var(--ink-deep);
      transform:translateY(-2px);
      box-shadow:0 9px 18px rgba(37,68,60,.2);
    }
    .btn-accent{color:#fff;background:var(--clay)}
    .btn-accent:hover{
      color:#fff;
      background:var(--clay-dark);
      transform:translateY(-2px);
      box-shadow:0 9px 18px rgba(169,92,63,.2);
    }
    .btn-ghost{color:var(--ink);background:transparent;border-color:var(--line)}
    .btn-ghost:hover{color:var(--ink);background:#eee6db;border-color:var(--ink)}
    .btn:focus,
    .main-nav a:focus,
    .menu-toggle:focus{
      outline:3px solid rgba(201,120,86,.38);
      outline-offset:3px;
    }

    .article-hero{
      padding:74px 0 66px;
      background:var(--warm);
      border-bottom:1px solid var(--line);
    }
    .breadcrumbs{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:9px;
      color:var(--soft);
      font-size:13px;
      margin-bottom:28px;
    }
    .breadcrumbs a{color:var(--ink);font-weight:700}
    .breadcrumbs a:hover{color:var(--clay)}
    .breadcrumb-separator{color:var(--clay)}
    .article-head-grid{
      display:grid;
      grid-template-columns:minmax(0,1fr) 390px;
      gap:65px;
      align-items:center;
    }
    .article-label{
      display:inline-flex;
      align-items:center;
      gap:9px;
      color:var(--clay-dark);
      font-size:13px;
      font-weight:800;
      letter-spacing:.08em;
      margin-bottom:18px;
    }
    .article-label:before{
      content:"";
      width:28px;
      height:2px;
      background:var(--clay);
    }
    .article-title{
      max-width:780px;
      font-size:clamp(36px,5vw,58px);
      line-height:1.18;
      overflow-wrap:anywhere;
    }
    .article-intro{
      max-width:720px;
      color:var(--muted);
      font-size:17px;
      margin-top:23px;
    }
    .article-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px 22px;
      color:var(--soft);
      font-size:13px;
      margin-top:27px;
    }
    .article-meta strong{color:var(--ink)}
    .cover-frame{
      min-height:300px;
      overflow:hidden;
      border-radius:20px;
      background:var(--ink);
      box-shadow:var(--shadow);
      position:relative;
    }
    .cover-frame img{
      width:100%;
      height:300px;
      object-fit:cover;
      opacity:.88;
    }
    .cover-frame:after{
      content:"";
      position:absolute;
      inset:0;
      pointer-events:none;
      background:linear-gradient(135deg,rgba(37,68,60,.18),rgba(25,54,47,.5));
    }
    .cover-caption{
      color:var(--soft);
      font-size:12px;
      margin-top:10px;
      text-align:right;
    }

    .article-section{padding:86px 0 100px}
    .reading-layout{
      display:grid;
      grid-template-columns:minmax(0,820px) 250px;
      justify-content:center;
      gap:70px;
      align-items:start;
    }
    .article-content{
      min-width:0;
      padding:48px 58px;
      background:var(--white);
      border:1px solid var(--line);
      border-radius:18px;
      box-shadow:0 8px 26px rgba(74,53,38,.045);
      font-size:17px;
      line-height:1.9;
    }
    .article-content h2{
      font-size:30px;
      line-height:1.3;
      margin:38px 0 17px;
      padding-left:17px;
      border-left:4px solid var(--clay);
    }
    .article-content h3{
      font-size:22px;
      line-height:1.4;
      margin:30px 0 12px;
    }
    .article-content p{margin:0 0 22px}
    .article-content strong{color:var(--ink)}
    .article-content blockquote{
      margin:28px 0;
      padding:20px 24px;
      color:var(--ink);
      background:#f7eee8;
      border-left:4px solid var(--clay);
      border-radius:0 10px 10px 0;
    }
    .article-content ul,
    .article-content ol{
      padding-left:27px;
      margin:18px 0 24px;
    }
    .article-content li{padding-left:5px;margin:6px 0}
    .article-content a{
      color:var(--clay-dark);
      text-decoration:underline;
      text-decoration-thickness:1px;
      text-underline-offset:3px;
    }
    .article-content a:hover{color:var(--ink)}
    .article-content img{
      width:100%;
      max-height:520px;
      object-fit:cover;
      border-radius:12px;
      margin:28px 0 9px;
    }
    .article-content hr{
      border:0;
      border-top:1px solid var(--line);
      margin:34px 0;
    }
    .article-content table{
      width:100%;
      border-collapse:collapse;
      margin:24px 0;
      font-size:15px;
    }
    .article-content th,
    .article-content td{
      border:1px solid var(--line);
      padding:11px 14px;
      text-align:left;
    }
    .article-content th{color:var(--ink);background:var(--warm)}
    .reading-aside{
      position:sticky;
      top:105px;
      padding-top:8px;
    }
    .aside-title{
      color:var(--clay);
      font-size:12px;
      font-weight:800;
      letter-spacing:.12em;
      margin-bottom:16px;
    }
    .aside-card{
      padding:20px;
      background:#eee7dd;
      border:1px solid var(--line);
      border-radius:14px;
    }
    .aside-card h3{font-size:18px;margin-bottom:8px}
    .aside-card p{color:var(--muted);font-size:14px;line-height:1.7}
    .aside-link{
      display:inline-block;
      margin-top:14px;
      color:var(--clay-dark);
      font-size:14px;
      font-weight:700;
    }
    .empty-state{
      padding:70px 25px;
      text-align:center;
      color:var(--muted);
      background:var(--white);
      border:1px solid var(--line);
      border-radius:18px;
    }
    .empty-icon{
      width:54px;
      height:54px;
      display:grid;
      place-items:center;
      margin:0 auto 18px;
      color:var(--paper);
      background:var(--clay);
      border-radius:16px 16px 16px 4px;
      font-size:24px;
    }
    .empty-state h2{font-size:27px;margin-bottom:10px}
    .empty-state a{display:inline-flex;margin-top:24px}

    .article-bottom{
      width:min(820px,100%);
      margin:30px auto 0;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:16px;
    }
    .bottom-link{
      min-height:105px;
      padding:20px 22px;
      display:flex;
      flex-direction:column;
      justify-content:center;
      border:1px solid var(--line);
      border-radius:14px;
      background:var(--white);
      transition:.25s ease;
    }
    .bottom-link:hover{
      border-color:var(--clay);
      transform:translateY(-2px);
      box-shadow:var(--shadow);
    }
    .bottom-link small{color:var(--clay);font-weight:700;margin-bottom:5px}
    .bottom-link strong{color:var(--ink);font-size:16px}

    .related-section{padding:78px 0;background:var(--warm)}
    .section-heading{
      display:flex;
      justify-content:space-between;
      align-items:end;
      gap:25px;
      margin-bottom:30px;
    }
    .section-kicker{
      color:var(--clay);
      font-size:13px;
      font-weight:800;
      letter-spacing:.12em;
    }
    .section-heading h2{font-size:34px;margin-top:8px}
    .section-heading p{max-width:420px;color:var(--muted)}
    .related-grid{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:18px;
    }
    .related-feature,
    .related-list{
      background:var(--white);
      border:1px solid var(--line);
      border-radius:16px;
      overflow:hidden;
    }
    .related-feature{display:grid;grid-template-columns:44% 56%}
    .related-feature img{width:100%;height:245px;object-fit:cover}
    .related-body{padding:27px}
    .badge{
      display:inline-block;
      padding:4px 9px;
      margin-bottom:11px;
      color:var(--clay-dark);
      background:#f3ddd3;
      border-radius:6px;
      font-size:12px;
      font-weight:700;
    }
    .related-body h3{font-size:24px;line-height:1.35;margin-bottom:10px}
    .related-body p{color:var(--muted);font-size:14px}
    .text-link{display:inline-block;color:var(--clay-dark);font-size:14px;font-weight:700;margin-top:18px}
    .text-link:hover{color:var(--ink);text-decoration:underline}
    .related-list{padding:7px 23px}
    .related-list a{
      display:block;
      padding:18px 0;
      border-bottom:1px solid var(--line);
      transition:.2s;
    }
    .related-list a:last-child{border-bottom:0}
    .related-list a:hover{padding-left:5px}
    .related-list small{display:block;color:var(--clay);font-size:12px;font-weight:700;margin-bottom:4px}
    .related-list strong{display:block;color:var(--ink);font-size:16px;line-height:1.5}

    .cta{
      padding:70px 0;
      color:var(--paper);
      background:var(--ink-deep);
    }
    .cta-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:30px;
    }
    .cta h2{color:var(--paper);font-size:34px;line-height:1.3}
    .cta p{color:#c8d0c9;margin-top:9px}
    .cta .actions{display:flex;flex-wrap:wrap;gap:12px}
    .cta .btn-ghost{color:var(--paper);border-color:rgba(246,240,231,.35)}
    .cta .btn-ghost:hover{color:var(--paper);background:rgba(246,240,231,.1);border-color:var(--paper)}

    .site-footer{padding:62px 0 25px;background:var(--paper);border-top:1px solid var(--line)}
    .footer-grid{
      display:grid;
      grid-template-columns:1.5fr 1fr 1fr;
      gap:55px;
      padding-bottom:45px;
    }
    .footer-logo{min-width:0}
    .footer-note{max-width:310px;color:var(--muted);font-size:14px;margin-top:18px}
    .footer-col{display:flex;flex-direction:column;gap:9px}
    .footer-col h3{font-size:15px;margin-bottom:7px}
    .footer-col a{color:var(--muted);font-size:14px;transition:.2s}
    .footer-col a:hover{color:var(--clay-dark);padding-left:3px}
    .copyright{
      display:flex;
      justify-content:space-between;
      gap:20px;
      padding-top:20px;
      color:var(--soft);
      border-top:1px solid var(--line);
      font-size:12px;
    }

    @media (max-width:1024px){
      .header-inner{gap:18px}
      .logo{min-width:205px}
      .article-head-grid{gap:35px}
      .reading-layout{grid-template-columns:minmax(0,820px) 210px;gap:30px}
      .article-content{padding:40px}
    }
    @media (max-width:768px){
      .container{width:min(100% - 40px,var(--max))}
      .site-header{height:72px}
      .header-inner{justify-content:space-between}
      .menu-toggle{display:block}
      .main-nav{
        display:none;
        position:absolute;
        top:72px;
        left:20px;
        right:20px;
        padding:10px;
        flex-direction:column;
        align-items:stretch;
        background:var(--white);
        border:1px solid var(--line);
        border-radius:14px;
        box-shadow:var(--shadow);
      }
      .main-nav.is-open{display:flex}
      .main-nav a{min-height:44px;padding:10px 13px}
      .nav-action{margin-left:0!important;text-align:center}
      .article-hero{padding:50px 0 45px}
      .article-head-grid{grid-template-columns:1fr;gap:28px}
      .article-title{font-size:clamp(34px,9vw,46px)}
      .cover-frame,.cover-frame img{height:260px;min-height:260px}
      .article-section{padding:55px 0 70px}
      .reading-layout{display:block}
      .reading-aside{display:none}
      .article-content{padding:32px 23px;font-size:16px}
      .article-content h2{font-size:26px}
      .article-bottom{grid-template-columns:1fr}
      .related-section{padding:58px 0}
      .section-heading{display:block}
      .section-heading p{margin-top:12px}
      .related-grid{grid-template-columns:1fr}
      .related-feature{grid-template-columns:1fr}
      .related-feature img{height:230px}
      .cta-inner{display:block}
      .cta .actions{margin-top:24px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
      .footer-grid>div:first-child{grid-column:1/-1}
    }
    @media (max-width:520px){
      .container{width:calc(100% - 40px)}
      .logo{min-width:0}
      .logo-main{font-size:16px}
      .logo-sub{font-size:10px}
      .article-title{font-size:34px}
      .article-intro{font-size:16px}
      .article-content{padding:27px 20px;border-radius:13px}
      .article-content h2{font-size:23px;padding-left:12px}
      .article-content h3{font-size:20px}
      .article-meta{display:block}
      .article-meta span{display:block;margin-bottom:5px}
      .cover-frame,.cover-frame img{height:215px;min-height:215px}
      .related-body{padding:22px}
      .related-body h3{font-size:21px}
      .cta h2{font-size:28px}
      .cta .actions .btn{width:100%}
      .footer-grid{grid-template-columns:1fr}
      .footer-grid>div:first-child{grid-column:auto}
      .copyright{display:block}
      .copyright span{display:block;margin-bottom:5px}
    }