/* roulang page: index */
:root{
  --paper:#f7f4ee;
  --paper-deep:#eee7db;
  --surface:#fffdfa;
  --ink:#292521;
  --muted:#746b60;
  --line:#ddd3c5;
  --brand:#a94c3d;
  --brand-dark:#87382f;
  --brass:#b28d52;
  --sand:#d9c7a6;
  --soft-red:#f2e3dd;
  --shadow:0 14px 36px rgba(67,47,31,.08);
  --shadow-hover:0 20px 42px rgba(67,47,31,.14);
  --radius:16px;
  --radius-sm:10px;
  --container:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.8}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input,textarea{font:inherit}
button{cursor:pointer}
:focus-visible{outline:3px solid rgba(169,76,61,.35);outline-offset:3px}
.container{width:min(calc(100% - 48px),var(--container));margin:0 auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(247,244,238,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(221,211,197,.9)}
.header-inner{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand-mark{width:38px;height:38px;display:grid;place-items:center;flex:0 0 auto;border:1px solid var(--brand);border-radius:50%;background:var(--brand);color:#fff;font-family:serif;font-size:19px;font-weight:700}
.brand-name{font-size:17px;font-weight:800;line-height:1.25;letter-spacing:.02em}
.brand-sub{display:block;margin-top:1px;color:var(--muted);font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase}
.main-nav{display:flex;align-items:center;gap:8px}
.main-nav a{position:relative;padding:10px 12px;color:#554d45;font-size:14px;font-weight:700;transition:color .2s ease}
.main-nav a:hover,.main-nav a.active{color:var(--brand)}
.main-nav a.active:after{content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;border-radius:2px;background:var(--brand)}
.header-actions{display:flex;align-items:center;gap:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 18px;border:1px solid transparent;border-radius:9px;font-weight:800;font-size:14px;line-height:1.2;transition:transform .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 7px 15px rgba(169,76,61,.19)}
.btn-primary:hover{background:var(--brand-dark);border-color:var(--brand-dark)}
.btn-outline{background:transparent;border-color:#c9b9a7;color:var(--brand)}
.btn-outline:hover{border-color:var(--brand);background:var(--soft-red)}
.menu-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--brand)}
.hero{position:relative;overflow:hidden;padding:76px 0 50px;background:linear-gradient(115deg,#f7f4ee 0%,#f7f4ee 48%,#eee5d9 100%)}
.hero:before{content:"";position:absolute;width:520px;height:520px;right:-190px;top:-210px;border:1px solid rgba(178,141,82,.34);border-radius:50%}
.hero-grid{position:relative;display:grid;grid-template-columns:1.03fr .97fr;align-items:center;gap:56px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;margin-bottom:20px;color:var(--brand);font-size:13px;font-weight:800;letter-spacing:.08em}
.eyebrow:before{content:"";width:28px;height:1px;background:var(--brass)}
.hero h1{max-width:700px;margin:0;color:#241f1b;font-size:clamp(42px,5.2vw,68px);line-height:1.18;letter-spacing:-.045em}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero-copy{max-width:590px;margin:24px 0 30px;color:#5f564d;font-size:17px;line-height:1.95}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-visual{position:relative;min-height:468px}
.hero-image{position:absolute;inset:0 0 32px 38px;overflow:hidden;border-radius:22px;box-shadow:var(--shadow)}
.hero-image:after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(51,29,19,.07),rgba(169,76,61,.16))}
.hero-image img{width:100%;height:100%;object-fit:cover}
.image-caption{position:absolute;right:0;bottom:0;z-index:2;display:flex;align-items:center;gap:13px;width:72%;padding:18px 20px;background:var(--surface);border:1px solid var(--line);border-radius:13px;box-shadow:var(--shadow)}
.caption-no{color:var(--brass);font-family:Georgia,serif;font-size:28px;font-weight:700}
.caption-text{font-size:13px;font-weight:800;line-height:1.55}
.hero-meta{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:56px;border-top:1px solid var(--line)}
.meta-item{padding:18px 20px 0 0}
.meta-item:not(:first-child){padding-left:20px;border-left:1px solid var(--line)}
.meta-name{display:block;color:var(--muted);font-size:12px}
.meta-value{display:block;margin-top:3px;font-weight:800;font-size:15px}
.section{padding:94px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:35px}
.section-kicker{margin:0 0 8px;color:var(--brand);font-size:12px;font-weight:800;letter-spacing:.12em}
.section-title{max-width:750px;margin:0;font-size:clamp(28px,3.2vw,42px);line-height:1.3;letter-spacing:-.035em}
.section-intro{max-width:420px;margin:0;color:var(--muted);font-size:15px}
.keyword-strip{padding:28px 0;background:#292521;color:#fff}
.keyword-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.16)}
.keyword-link{min-height:121px;padding:21px 22px;background:#292521;transition:background .2s ease}
.keyword-link:hover{background:#39332d}
.keyword-word{display:block;color:#ddbd83;font-family:Georgia,"Songti SC",serif;font-size:23px;font-weight:700}
.keyword-link small{display:block;margin-top:8px;color:#ded7d0;font-size:13px;line-height:1.55}
.scenarios{background:var(--paper-deep)}
.scenario-layout{display:grid;grid-template-columns:1.14fr .86fr;gap:22px}
.scenario-main,.scenario-card{overflow:hidden;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 8px 24px rgba(64,48,35,.04);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.scenario-main:hover,.scenario-card:hover{transform:translateY(-4px);border-color:rgba(169,76,61,.55);box-shadow:var(--shadow-hover)}
.scenario-main{display:grid;grid-template-columns:1.06fr .94fr;min-height:386px}
.scenario-content{display:flex;flex-direction:column;align-items:flex-start;padding:38px}
.card-label{display:inline-flex;padding:4px 9px;border-radius:20px;background:var(--soft-red);color:var(--brand);font-size:12px;font-weight:800}
.scenario-content h3,.scenario-card h3{margin:18px 0 12px;font-size:25px;line-height:1.35}
.scenario-content p,.scenario-card p{margin:0;color:var(--muted);font-size:15px}
.text-link{display:inline-flex;align-items:center;gap:8px;margin-top:auto;padding-top:24px;color:var(--brand);font-size:14px;font-weight:800}
.text-link span{transition:transform .2s ease}
.text-link:hover span{transform:translateX(4px)}
.scenario-photo{min-height:100%;background:#ded1bf}
.scenario-photo img{width:100%;height:100%;object-fit:cover}
.scenario-side{display:grid;gap:22px}
.scenario-card{display:grid;grid-template-columns:104px 1fr;gap:19px;align-items:center;padding:24px}
.scenario-icon{display:grid;place-items:center;width:104px;height:104px;border-radius:13px;background:#f1e8d9;color:var(--brand);font-family:Georgia,serif;font-size:39px;font-weight:700}
.scenario-card h3{margin:0 0 7px;font-size:19px}
.scenario-card .text-link{margin-top:8px;padding:0}
.content-feature{display:grid;grid-template-columns:.95fr 1.05fr;gap:44px;align-items:center}
.feature-image{position:relative}
.feature-image img{width:100%;height:430px;object-fit:cover;border-radius:18px;box-shadow:var(--shadow)}
.feature-stamp{position:absolute;right:-18px;bottom:28px;display:grid;place-items:center;width:112px;height:112px;border:1px solid var(--brass);border-radius:50%;background:var(--surface);color:var(--brand);font-family:serif;font-size:17px;font-weight:800;line-height:1.35;text-align:center;transform:rotate(-9deg)}
.feature-copy h2{margin:12px 0 18px;font-size:36px;line-height:1.3;letter-spacing:-.035em}
.feature-copy>p{margin:0;color:var(--muted)}
.topic-list{display:grid;gap:0;margin:28px 0 0;padding:0;list-style:none;border-top:1px solid var(--line)}
.topic-list li{display:flex;align-items:flex-start;gap:17px;padding:17px 0;border-bottom:1px solid var(--line)}
.topic-list b{display:grid;place-items:center;flex:0 0 28px;width:28px;height:28px;border-radius:50%;background:#f0e5d7;color:var(--brand);font-size:12px}
.topic-list span{font-size:15px;color:#4e4740}
.updates{background:#f2ede5}
.updates-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:30px}
.update-aside{padding:30px;border:1px solid #d9cdbd;border-radius:var(--radius);background:#e9dfd0}
.update-aside h3{margin:14px 0 12px;font-size:25px;line-height:1.4}
.update-aside p{margin:0;color:#665c51;font-size:15px}
.update-aside img{width:100%;height:175px;margin-top:25px;object-fit:cover;border-radius:11px}
.update-list{border-top:1px solid var(--line)}
.update-item{display:grid;grid-template-columns:112px 1fr auto;align-items:center;gap:22px;padding:22px 0;border-bottom:1px solid var(--line);transition:padding .2s ease}
.update-item:hover{padding-left:8px}
.update-date{color:var(--brass);font-family:Georgia,serif;font-size:16px;font-weight:700}
.update-date small{display:block;color:var(--muted);font-family:inherit;font-size:11px;font-weight:700;letter-spacing:.04em}
.update-info .update-category{color:var(--brand);font-size:12px;font-weight:800}
.update-info h3{margin:4px 0 5px;font-size:18px;line-height:1.45}
.update-info p{display:-webkit-box;overflow:hidden;margin:0;color:var(--muted);font-size:13px;line-height:1.6;-webkit-box-orient:vertical;-webkit-line-clamp:2}
.update-arrow{display:grid;place-items:center;width:38px;height:38px;border:1px solid var(--line);border-radius:50%;color:var(--brand);transition:all .2s ease}
.update-item:hover .update-arrow{background:var(--brand);border-color:var(--brand);color:#fff}
.empty-state{padding:32px;border:1px dashed #c8b9a8;border-radius:12px;background:rgba(255,253,250,.65);color:var(--muted);text-align:center}
.explainer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.explainer{padding:28px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:0 5px 15px rgba(64,48,35,.025)}
.explainer strong{display:block;color:var(--brass);font-family:Georgia,serif;font-size:30px}
.explainer h3{margin:13px 0 9px;font-size:19px}
.explainer p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}
.faq-wrap{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px;align-items:start}
.faq-intro{position:sticky;top:108px}
.faq-intro h2{margin:12px 0 15px;font-size:36px;line-height:1.3}
.faq-intro p{margin:0;color:var(--muted)}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{display:flex;align-items:center;justify-content:space-between;gap:20px;width:100%;padding:21px 0;border:0;background:transparent;color:var(--ink);font-weight:800;font-size:17px;text-align:left}
.faq-question i{position:relative;flex:0 0 24px;width:24px;height:24px;border:1px solid var(--line);border-radius:50%;transition:all .2s ease}
.faq-question i:before,.faq-question i:after{content:"";position:absolute;top:11px;left:6px;width:10px;height:1px;background:var(--brand)}
.faq-question i:after{transform:rotate(90deg);transition:transform .2s ease}
.faq-answer{display:grid;grid-template-rows:0fr;transition:grid-template-rows .25s ease}
.faq-answer>div{overflow:hidden}
.faq-answer p{margin:0;padding:0 38px 0 0;color:var(--muted);font-size:15px}
.faq-item.open .faq-answer{grid-template-rows:1fr}
.faq-item.open .faq-answer p{padding-bottom:22px}
.faq-item.open .faq-question{color:var(--brand)}
.faq-item.open .faq-question i{border-color:var(--brand);background:var(--soft-red)}
.faq-item.open .faq-question i:after{transform:rotate(0)}
.cta-section{padding:0 0 94px}
.cta-box{position:relative;overflow:hidden;display:grid;grid-template-columns:1fr .8fr;gap:48px;padding:50px 58px;background:#e5cec4;border:1px solid #d9b5a9;border-radius:22px}
.cta-box:after{content:"今年会";position:absolute;right:-22px;bottom:-55px;color:rgba(169,76,61,.11);font-family:serif;font-size:152px;font-weight:800;line-height:1}
.cta-content,.consult-form{position:relative;z-index:1}
.cta-content h2{max-width:620px;margin:10px 0 13px;font-size:37px;line-height:1.3;letter-spacing:-.035em}
.cta-content p{max-width:580px;margin:0;color:#604d46}
.cta-content .hero-actions{margin-top:25px}
.consult-form{padding:22px;background:rgba(255,253,250,.78);border:1px solid rgba(255,255,255,.78);border-radius:13px}
.consult-form h3{margin:0 0 14px;font-size:18px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.form-field{margin-bottom:10px}
.form-field input,.form-field textarea{width:100%;padding:11px 12px;border:1px solid #cfbfb0;border-radius:8px;background:#fffdfa;color:var(--ink);font-size:14px;transition:border-color .2s ease,box-shadow .2s ease}
.form-field textarea{min-height:72px;resize:vertical}
.form-field input:focus,.form-field textarea:focus{border-color:var(--brand);outline:0;box-shadow:0 0 0 3px rgba(169,76,61,.13)}
.form-note{margin:10px 0 0;color:#786a5d;font-size:11px;line-height:1.5}
.site-footer{padding:52px 0 20px;background:#292521;color:#eee8df}
.footer-top{display:grid;grid-template-columns:1.25fr .75fr .8fr;gap:38px;padding-bottom:35px}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:#cfc1b1}
.footer-brand p{max-width:320px;margin:14px 0 0;color:#cfc6ba;font-size:13px;line-height:1.7}
.footer-heading{margin:5px 0 12px;color:#dcb97c;font-size:12px;font-weight:800;letter-spacing:.1em}
.footer-links{display:grid;gap:8px}
.footer-links a{width:max-content;max-width:100%;color:#e5ddd3;font-size:14px;transition:color .2s ease,transform .2s ease}
.footer-links a:hover{color:#dcb97c;transform:translateX(3px)}
.footer-contact{color:#cfc6ba;font-size:13px}
.footer-contact p{margin:0 0 7px}
.footer-bottom{display:flex;justify-content:space-between;gap:18px;padding-top:18px;border-top:1px solid rgba(255,255,255,.13);color:#aea397;font-size:12px}
.back-top{position:fixed;right:22px;bottom:22px;z-index:20;display:grid;place-items:center;width:42px;height:42px;border:1px solid var(--line);border-radius:50%;background:var(--surface);color:var(--brand);box-shadow:var(--shadow);opacity:0;pointer-events:none;transform:translateY(10px);transition:all .2s ease}
.back-top.show{opacity:1;pointer-events:auto;transform:translateY(0)}
@media(max-width:1024px){
  .hero-grid,.content-feature{gap:34px}
  .hero-visual{min-height:405px}
  .scenario-main{grid-template-columns:1fr}
  .scenario-photo{min-height:180px}
  .scenario-side{grid-template-columns:1fr 1fr}
  .scenario-card{grid-template-columns:70px 1fr}
  .scenario-icon{width:70px;height:70px;font-size:28px}
  .faq-wrap{gap:38px}
  .cta-box{padding:42px}
}
@media(max-width:768px){
  .container{width:min(calc(100% - 32px),var(--container))}
  .header-inner{height:68px;gap:10px}
  .brand-mark{width:34px;height:34px;font-size:17px}
  .brand-name{font-size:14px}
  .main-nav{position:absolute;top:68px;left:0;right:0;display:none;flex-direction:column;align-items:stretch;padding:12px 16px 18px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
  .main-nav.open{display:flex}
  .main-nav a{padding:12px 8px}
  .main-nav a.active:after{left:8px;right:auto;width:28px;bottom:6px}
  .header-actions .btn{display:none}
  .menu-toggle{display:grid;place-items:center}
  .hero{padding:52px 0 36px}
  .hero-grid,.content-feature,.updates-layout,.faq-wrap,.cta-box{grid-template-columns:1fr}
  .hero-grid{gap:30px}
  .hero-visual{order:2;min-height:310px}
  .hero-image{inset:0 0 20px 0}
  .image-caption{width:83%;padding:14px}
  .hero-meta{grid-template-columns:1fr 1fr;margin-top:36px}
  .meta-item{padding:14px 12px 0 0}
  .meta-item:nth-child(3){padding-left:0;border-left:0}
  .meta-item:nth-child(even){padding-left:12px;border-left:1px solid var(--line)}
  .keyword-grid{grid-template-columns:1fr 1fr}
  .section{padding:65px 0}
  .section-head{display:block;margin-bottom:27px}
  .section-intro{margin-top:13px}
  .scenario-layout,.scenario-side,.explainer-grid{grid-template-columns:1fr}
  .scenario-main{grid-template-columns:1fr}
  .scenario-content{padding:29px}
  .scenario-photo{height:210px}
  .feature-image img{height:310px}
  .feature-stamp{right:12px;bottom:-16px;width:90px;height:90px;font-size:14px}
  .feature-copy{margin-top:15px}
  .feature-copy h2,.faq-intro h2,.cta-content h2{font-size:30px}
  .update-aside{padding:25px}
  .update-item{grid-template-columns:80px 1fr auto;gap:12px}
  .faq-intro{position:static}
  .cta-box{gap:28px;padding:33px 25px}
  .footer-top{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1/-1}
}
@media(max-width:520px){
  body{font-size:15px}
  .brand-sub{display:none}
  .hero h1{font-size:39px}
  .hero-copy{font-size:15px}
  .hero-actions .btn{width:100%}
  .keyword-grid{grid-template-columns:1fr}
  .keyword-link{min-height:auto;padding:17px}
  .hero-meta{grid-template-columns:1fr 1fr}
  .scenario-card{padding:20px}
  .update-item{grid-template-columns:1fr auto;gap:8px}
  .update-date{grid-column:1/-1;font-size:13px}
  .update-date small{display:inline;margin-left:7px}
  .update-info h3{font-size:16px}
  .update-info p{font-size:12px}
  .explainer{padding:23px}
  .form-row{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}
  .footer-bottom{display:block}
  .footer-bottom span{display:block;margin-bottom:5px}
  .back-top{right:15px;bottom:15px}
}

/* roulang page: category1 */
:root{
      --paper:#f7f4ee;
      --paper-deep:#eee7db;
      --surface:#fffdfa;
      --ink:#292521;
      --muted:#746b60;
      --line:#ddd3c5;
      --brand:#a94c3d;
      --brand-dark:#87382f;
      --brass:#b28d52;
      --sand:#d9c7a6;
      --soft-red:#f2e3dd;
      --shadow:0 14px 36px rgba(67,47,31,.08);
      --shadow-hover:0 20px 42px rgba(67,47,31,.14);
      --radius:16px;
      --radius-sm:10px;
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.8}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(calc(100% - 48px),var(--container));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(247,244,238,.95);backdrop-filter:blur(14px);border-bottom:1px solid rgba(221,211,197,.9)}
    .header-inner{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:12px;min-width:0}
    .brand-mark{width:38px;height:38px;display:grid;place-items:center;flex:0 0 auto;border:1px solid var(--brand);border-radius:50%;background:var(--brand);color:#fff;font-family:serif;font-size:19px;font-weight:700}
    .brand-name{font-size:17px;font-weight:800;line-height:1.25;letter-spacing:.02em}
    .brand-sub{display:block;margin-top:1px;color:var(--muted);font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase}
    .main-nav{display:flex;align-items:center;gap:8px}
    .main-nav a{position:relative;padding:10px 12px;color:#554d45;font-size:14px;font-weight:700;transition:color .2s ease}
    .main-nav a:hover,.main-nav a.active{color:var(--brand)}
    .main-nav a.active:after{content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;border-radius:2px;background:var(--brand)}
    .header-actions{display:flex;align-items:center;gap:10px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 18px;border:1px solid transparent;border-radius:9px;font-weight:800;font-size:14px;line-height:1.2;transition:transform .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease}
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(0)}
    .btn:focus-visible,.main-nav a:focus-visible,.footer-links a:focus-visible,summary:focus-visible{outline:3px solid rgba(178,141,82,.45);outline-offset:3px}
    .btn-primary{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 7px 15px rgba(169,76,61,.19)}
    .btn-primary:hover{background:var(--brand-dark);border-color:var(--brand-dark)}
    .btn-outline{background:transparent;border-color:#c9b9a7;color:var(--brand)}
    .btn-outline:hover{border-color:var(--brand);background:var(--soft-red)}
    .menu-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--brand)}
    .page-banner{position:relative;overflow:hidden;padding:78px 0 74px;background:linear-gradient(115deg,#f7f4ee 0%,#f4eee5 58%,#eadfd1 100%)}
    .page-banner:after{content:"";position:absolute;right:-130px;top:-180px;width:470px;height:470px;border:1px solid rgba(178,141,82,.38);border-radius:50%}
    .banner-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:70px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;margin-bottom:18px;color:var(--brand);font-size:13px;font-weight:800;letter-spacing:.08em}
    .eyebrow:before{content:"";width:28px;height:1px;background:var(--brass)}
    h1{max-width:720px;margin:0;font-size:clamp(40px,5vw,64px);line-height:1.2;letter-spacing:-.045em}
    .banner-copy{max-width:640px;margin:22px 0 28px;color:#5f564d;font-size:17px;line-height:1.95}
    .banner-actions{display:flex;flex-wrap:wrap;gap:12px}
    .banner-card{position:relative;min-height:290px;padding:28px;border:1px solid rgba(169,76,61,.2);border-radius:22px;background:rgba(255,253,250,.72);box-shadow:var(--shadow)}
    .banner-card img{width:100%;height:232px;object-fit:cover;border-radius:14px}
    .image-note{margin:10px 0 0;color:var(--muted);font-size:12px}
    .section{padding:90px 0}
    .section.alt{background:var(--paper-deep)}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:34px}
    .section-kicker{margin:0 0 8px;color:var(--brand);font-size:12px;font-weight:800;letter-spacing:.12em}
    .section-title{max-width:760px;margin:0;font-size:clamp(28px,3.2vw,42px);line-height:1.3;letter-spacing:-.035em}
    .section-intro{max-width:430px;margin:0;color:var(--muted);font-size:15px}
    .index-layout{display:grid;grid-template-columns:250px 1fr;gap:28px}
    .index-list{position:sticky;top:110px;height:max-content;padding:20px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}
    .index-list p{margin:0 0 12px;color:var(--brand);font-weight:800;font-size:13px}
    .index-list a{display:flex;justify-content:space-between;padding:11px 0;border-bottom:1px solid var(--line);color:var(--muted);font-size:14px}
    .index-list a:last-child{border-bottom:0}
    .index-list a:hover{color:var(--brand)}
    .index-list span{color:var(--brass)}
    .topic-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:18px}
    .topic-card{padding:29px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:0 8px 24px rgba(64,48,35,.04);transition:.25s ease}
    .topic-card:hover{transform:translateY(-4px);border-color:rgba(169,76,61,.55);box-shadow:var(--shadow-hover)}
    .topic-card.large{grid-row:span 2;display:flex;flex-direction:column;justify-content:space-between;min-height:360px;background:linear-gradient(145deg,#fffdfa,#f3e9df)}
    .card-label{display:inline-flex;width:max-content;padding:4px 9px;border-radius:20px;background:var(--soft-red);color:var(--brand);font-size:12px;font-weight:800}
    .topic-card h3{margin:18px 0 10px;font-size:23px;line-height:1.4}
    .topic-card.small h3{font-size:19px;margin-top:13px}
    .topic-card p{margin:0;color:var(--muted);font-size:15px}
    .text-link{display:inline-flex;align-items:center;gap:8px;margin-top:24px;color:var(--brand);font-size:14px;font-weight:800}
    .text-link span{transition:transform .2s ease}
    .text-link:hover span{transform:translateX(4px)}
    .route-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .route{padding:25px 24px;border-top:3px solid var(--brand);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow)}
    .route-number{color:var(--brass);font-family:Georgia,serif;font-size:34px;line-height:1}
    .route h3{margin:15px 0 8px;font-size:20px}
    .route p{margin:0;color:var(--muted);font-size:14px}
    .split-section{display:grid;grid-template-columns:.9fr 1.1fr;gap:55px;align-items:center}
    .split-image{position:relative}
    .split-image img{width:100%;height:390px;object-fit:cover;border-radius:20px;box-shadow:var(--shadow)}
    .stamp{position:absolute;right:-15px;bottom:25px;width:82px;height:82px;display:grid;place-items:center;border:2px solid var(--brand);border-radius:50%;background:var(--soft-red);color:var(--brand);font-size:13px;font-weight:800;transform:rotate(8deg)}
    .check-list{display:grid;gap:17px;margin:25px 0 0;padding:0;list-style:none}
    .check-list li{display:grid;grid-template-columns:30px 1fr;gap:12px;align-items:start;color:var(--muted)}
    .check-list b{display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--brand);color:white;font-size:13px}
    .faq-list{max-width:850px;margin:auto;border-top:1px solid var(--line)}
    details{border-bottom:1px solid var(--line)}
    summary{display:flex;justify-content:space-between;gap:20px;padding:21px 0;cursor:pointer;font-weight:800;list-style:none}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"＋";color:var(--brand);font-size:22px;font-weight:400}
    details[open] summary:after{content:"－"}
    details p{max-width:760px;margin:0 0 22px;color:var(--muted);font-size:15px}
    .cta{padding:55px 0;background:var(--soft-red)}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta h2{margin:0 0 9px;font-size:clamp(27px,3vw,38px);line-height:1.35}
    .cta p{margin:0;color:var(--muted)}
    .form-section{padding:82px 0}
    .form-box{display:grid;grid-template-columns:.8fr 1.2fr;gap:45px;padding:38px;border:1px solid var(--line);border-radius:20px;background:var(--surface);box-shadow:var(--shadow)}
    .form-box h2{margin:0 0 12px;font-size:30px}
    .form-box p{color:var(--muted)}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}
    .field{display:flex;flex-direction:column;gap:6px}
    .field.full{grid-column:1/-1}
    label{font-size:13px;font-weight:800}
    input,textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:9px;background:#fffefa;color:var(--ink);outline:0}
    textarea{min-height:105px;resize:vertical}
    input:focus,textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(169,76,61,.13)}
    .form-note{margin:10px 0 0;color:var(--muted);font-size:12px}
    .site-footer{padding:48px 0 22px;background:#302923;color:#eee4d7}
    .footer-top{display:grid;grid-template-columns:1.4fr .8fr 1fr;gap:40px;padding-bottom:34px}
    .site-footer .brand-name{color:#fff}
    .site-footer .brand-sub{color:#bcae9d}
    .footer-brand p{max-width:280px;margin:17px 0 0;color:#bcae9d;font-size:14px}
    .footer-heading{margin:0 0 13px;color:#d9c7a6;font-size:13px;font-weight:800}
    .footer-links,.footer-contact{display:grid;gap:7px;color:#bcae9d;font-size:14px}
    .footer-links a:hover,.footer-contact a:hover{color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:18px;border-top:1px solid rgba(217,199,166,.2);color:#9e9182;font-size:12px}
    @media (max-width:1024px){
      .banner-grid,.split-section{gap:35px}
      .index-layout{grid-template-columns:205px 1fr}
      .topic-grid{grid-template-columns:1fr 1fr}
      .topic-card.large{grid-column:1/-1;grid-row:auto;min-height:260px}
    }
    @media (max-width:768px){
      .container{width:min(calc(100% - 32px),var(--container))}
      .header-inner{height:68px}
      .main-nav{display:none;position:absolute;left:16px;right:16px;top:76px;flex-direction:column;align-items:stretch;padding:10px;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow)}
      .main-nav.open{display:flex}
      .main-nav a{min-height:44px}
      .header-actions .btn-outline{display:none}
      .menu-toggle{display:block}
      .banner-grid,.split-section,.form-box{grid-template-columns:1fr}
      .page-banner{padding:56px 0}
      h1{font-size:42px}
      .banner-card{min-height:0}
      .banner-card img{height:220px}
      .section{padding:65px 0}
      .section-head,.cta-inner{display:block}
      .section-intro{margin-top:15px}
      .index-layout{grid-template-columns:1fr}
      .index-list{position:static}
      .topic-grid,.route-grid{grid-template-columns:1fr}
      .topic-card.large{grid-column:auto;min-height:280px}
      .split-image img{height:300px}
      .form-box{padding:25px}
      .footer-top{grid-template-columns:1fr 1fr}
      .footer-brand{grid-column:1/-1}
      .cta .btn{margin-top:22px}
    }
    @media (max-width:520px){
      .header-actions{gap:6px}
      .brand-name{font-size:15px}
      .brand-sub{font-size:9px}
      h1{font-size:35px}
      .banner-copy{font-size:15px}
      .banner-actions,.hero-actions{display:grid}
      .banner-actions .btn,.hero-actions .btn{width:100%}
      .form-grid{grid-template-columns:1fr}
      .field.full{grid-column:auto}
      .footer-top{grid-template-columns:1fr}
      .footer-brand{grid-column:auto}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:6px}
    }

/* roulang page: article */
:root{
      --paper:#f7f4ee;--paper-deep:#eee7db;--surface:#fffdfa;--ink:#292521;
      --muted:#746b60;--line:#ddd3c5;--brand:#a94c3d;--brand-dark:#87382f;
      --brass:#b28d52;--sand:#d9c7a6;--soft-red:#f2e3dd;
      --shadow:0 14px 36px rgba(67,47,31,.08);--shadow-hover:0 20px 42px rgba(67,47,31,.14);
      --radius:16px;--radius-sm:10px;--container:1200px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.8}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(calc(100% - 48px),var(--container));margin:auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(247,244,238,.95);backdrop-filter:blur(14px);border-bottom:1px solid rgba(221,211,197,.9)}
    .header-inner{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:12px;min-width:0}
    .brand-mark{width:38px;height:38px;display:grid;place-items:center;border:1px solid var(--brand);border-radius:50%;background:var(--brand);color:#fff;font-family:serif;font-size:19px;font-weight:700}
    .brand-name{font-size:17px;font-weight:800;line-height:1.25;letter-spacing:.02em}
    .brand-sub{display:block;margin-top:1px;color:var(--muted);font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase}
    .main-nav{display:flex;align-items:center;gap:8px}
    .main-nav a{position:relative;padding:10px 12px;color:#554d45;font-size:14px;font-weight:700;transition:.2s}
    .main-nav a:hover,.main-nav a.active{color:var(--brand)}
    .main-nav a.active:after{content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;border-radius:2px;background:var(--brand)}
    .header-actions{display:flex;align-items:center;gap:10px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 18px;border:1px solid transparent;border-radius:9px;font-size:14px;font-weight:800;line-height:1.2;transition:.2s}
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(0)}
    .btn:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(178,141,82,.45);outline-offset:3px}
    .btn-primary{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 7px 15px rgba(169,76,61,.19)}
    .btn-primary:hover{background:var(--brand-dark);border-color:var(--brand-dark)}
    .btn-outline{background:transparent;border-color:#c9b9a7;color:var(--brand)}
    .btn-outline:hover{border-color:var(--brand);background:var(--soft-red)}
    .menu-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--brand)}
    .article-banner{position:relative;overflow:hidden;padding:78px 0 64px;background:linear-gradient(115deg,#f7f4ee,#eee5d9)}
    .article-banner:after{content:"";position:absolute;width:390px;height:390px;right:-130px;top:-160px;border:1px solid rgba(178,141,82,.35);border-radius:50%}
    .breadcrumbs{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:8px;margin-bottom:27px;color:var(--muted);font-size:13px}
    .breadcrumbs a{color:var(--brand)}
    .banner-layout{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,820px) 260px;justify-content:space-between;gap:45px}
    .article-label{display:inline-flex;align-items:center;gap:8px;margin-bottom:17px;color:var(--brand);font-size:13px;font-weight:800;letter-spacing:.08em}
    .article-label:before{content:"";width:28px;height:1px;background:var(--brass)}
    .article-title{max-width:860px;margin:0;font-size:clamp(34px,5vw,60px);line-height:1.24;letter-spacing:-.045em}
    .article-summary{max-width:760px;margin:22px 0 25px;color:#62584e;font-size:17px;line-height:1.9}
    .article-meta{display:flex;flex-wrap:wrap;gap:10px 20px;color:var(--muted);font-size:13px}
    .meta-chip{display:inline-flex;align-items:center;gap:6px}
    .meta-chip strong{color:var(--ink)}
    .banner-mark{align-self:end;padding:20px;border:1px solid var(--line);border-radius:var(--radius);background:rgba(255,253,250,.58);box-shadow:var(--shadow)}
    .banner-mark b{display:block;color:var(--brand);font-family:serif;font-size:42px;line-height:1}
    .banner-mark span{display:block;margin-top:12px;color:var(--muted);font-size:13px}
    .article-section{padding:78px 0}
    .article-layout{display:grid;grid-template-columns:minmax(0,780px) 280px;gap:72px;align-items:start;justify-content:center}
    .article-content{min-width:0;color:#443c35;font-size:17px;line-height:2}
    .article-content h2{margin:42px 0 16px;color:var(--ink);font-size:30px;line-height:1.35}
    .article-content h3{margin:31px 0 12px;color:var(--ink);font-size:22px;line-height:1.4}
    .article-content p{margin:0 0 22px}
    .article-content strong{color:var(--brand)}
    .article-content blockquote{margin:30px 0;padding:20px 25px;border-left:4px solid var(--brand);border-radius:0 var(--radius-sm) var(--radius-sm) 0;background:var(--soft-red);color:#5b463e}
    .article-content ul,.article-content ol{margin:15px 0 25px;padding-left:1.5em}
    .article-content li{margin:6px 0}
    .article-content img{width:auto;max-width:100%;height:auto;margin:28px auto;border-radius:14px;box-shadow:var(--shadow)}
    .article-content table{width:100%;margin:25px 0;border-collapse:collapse;background:var(--surface);font-size:15px}
    .article-content th,.article-content td{padding:12px 14px;border:1px solid var(--line);text-align:left}
    .article-content th{background:var(--paper-deep);color:var(--brand)}
    .article-aside{position:sticky;top:105px}
    .aside-card{margin-bottom:18px;padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:0 8px 24px rgba(64,48,35,.04)}
    .aside-title{margin:0 0 15px;font-size:17px}
    .aside-links{display:grid;gap:9px}
    .aside-links a{padding:8px 0;border-bottom:1px solid var(--line);color:var(--muted);font-size:14px;transition:.2s}
    .aside-links a:hover{padding-left:5px;color:var(--brand)}
    .tag-list{display:flex;flex-wrap:wrap;gap:7px}
    .tag{padding:5px 9px;border-radius:20px;background:var(--soft-red);color:var(--brand);font-size:12px;font-weight:700}
    .aside-note{margin:0;color:var(--muted);font-size:13px;line-height:1.75}
    .article-end{margin-top:55px;padding-top:25px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}
    .article-end a{color:var(--brand);font-weight:800;font-size:14px}
    .reading-cta{margin-top:34px;padding:28px 30px;border-radius:var(--radius);background:var(--soft-red);border:1px solid #e4c7bc;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .reading-cta h3{margin:0;font-size:22px}
    .reading-cta p{margin:5px 0 0;color:var(--muted);font-size:14px}
    .site-footer{padding:54px 0 22px;border-top:1px solid var(--line);background:var(--paper-deep)}
    .footer-top{display:grid;grid-template-columns:1.5fr 1fr 1.15fr;gap:44px;padding-bottom:42px}
    .footer-brand p{margin:15px 0 0;color:var(--muted);font-size:14px}
    .footer-heading{margin:3px 0 14px;font-size:14px;font-weight:800}
    .footer-links,.footer-contact{display:grid;gap:8px;color:var(--muted);font-size:14px}
    .footer-links a:hover,.footer-contact a:hover{color:var(--brand)}
    .footer-bottom{display:flex;justify-content:space-between;padding-top:18px;border-top:1px solid rgba(180,161,137,.5);color:var(--muted);font-size:12px}
    .empty-state{padding:52px 28px;text-align:center;border:1px dashed var(--line);border-radius:var(--radius);background:var(--surface)}
    .empty-state h2{margin:0 0 10px;font-size:28px}
    .empty-state p{margin:0 0 20px;color:var(--muted)}
    @media(max-width:1024px){
      .banner-layout{grid-template-columns:1fr}
      .banner-mark{display:none}
      .article-layout{grid-template-columns:minmax(0,1fr) 245px;gap:38px}
    }
    @media(max-width:768px){
      .container{width:min(calc(100% - 32px),var(--container))}
      .header-inner{height:68px}
      .main-nav{display:none;position:absolute;left:16px;right:16px;top:76px;padding:10px;flex-direction:column;align-items:stretch;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow)}
      .main-nav.open{display:flex}
      .main-nav a{min-height:44px}
      .main-nav a.active:after{left:12px;right:auto;width:30px}
      .header-actions .btn{display:none}
      .menu-toggle{display:block}
      .article-banner{padding:55px 0 45px}
      .article-title{font-size:clamp(32px,9vw,44px)}
      .article-summary{font-size:15px}
      .article-section{padding:52px 0}
      .article-layout{display:flex;flex-direction:column;gap:35px}
      .article-content{font-size:16px;line-height:1.9}
      .article-content h2{font-size:27px}
      .article-aside{position:static;width:100%;display:grid;grid-template-columns:1fr 1fr;gap:14px}
      .aside-card{margin:0}
      .reading-cta{align-items:flex-start;flex-direction:column}
      .footer-top{grid-template-columns:1fr 1fr;gap:28px}
      .footer-brand{grid-column:1/-1}
    }
    @media(max-width:520px){
      .article-meta{display:grid;gap:5px}
      .article-aside{display:block}
      .aside-card{margin-bottom:14px}
      .footer-top{display:block}
      .footer-top>div{margin-bottom:26px}
      .footer-bottom{display:grid;gap:5px}
    }