/* roulang page: index */
:root{
      --ink:#211d1b;--muted:#756d66;--paper:#fbf8f3;--warm:#f2ebe2;
      --wine:#7d2f32;--wine-dark:#542024;--clay:#bd7560;--olive:#77715b;
      --line:#ded5ca;--white:#fffdf9;--shadow:0 18px 45px rgba(55,35,25,.09);
      --radius:16px;--small-radius:9px;--container:1240px;--ease:cubic-bezier(.2,.75,.25,1);
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{background:var(--paper);color:var(--ink);font-family:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;line-height:1.8;font-size:16px}
    img{display:block;width:100%;max-width:100%;object-fit:cover}
    a{color:inherit;text-decoration:none}
    button,input,textarea,select{font:inherit}
    button{border:0;cursor:pointer}
    :focus-visible{outline:3px solid rgba(189,117,96,.55);outline-offset:4px}
    .container{width:min(var(--container),calc(100% - 48px));margin:auto}
    .eyebrow{color:var(--wine);font-size:12px;letter-spacing:.14em;font-weight:750;text-transform:uppercase}
    .section{padding:112px 0}
    .section-head{display:flex;justify-content:space-between;gap:36px;align-items:end;margin-bottom:48px}
    .section-head h2{font-size:clamp(32px,4vw,58px);line-height:1.16;letter-spacing:-.045em;max-width:650px}
    .section-head p{max-width:450px;color:var(--muted);font-size:17px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:48px;padding:0 22px;border-radius:7px;background:var(--wine);color:#fff;transition:.3s var(--ease)}
    .btn:hover{background:var(--wine-dark);transform:translateY(-3px);box-shadow:0 10px 22px rgba(125,47,50,.2)}
    .btn.light{background:transparent;color:var(--wine);border:1px solid var(--wine)}
    .btn.light:hover{background:var(--wine);color:#fff}
    .tag{display:inline-block;padding:4px 10px;background:#eee4d9;color:var(--wine);border-radius:30px;font-size:12px;line-height:1.5}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(251,248,243,.94);backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:.3s}
    .site-header.scrolled{border-color:var(--line);box-shadow:0 5px 20px rgba(30,20,15,.05)}
    .nav{height:82px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:22px}
    .nav-side{display:flex;gap:25px;align-items:center}
    .nav-side.right{justify-content:flex-end}
    .nav a{font-size:13px;color:#625a54;position:relative;white-space:nowrap}
    .nav a:not(.brand):after{content:"";position:absolute;left:0;right:100%;bottom:-9px;height:2px;background:var(--wine);transition:.3s}
    .nav a:hover,.nav a.active{color:var(--wine);font-weight:700}
    .nav a:hover:after,.nav a.active:after{right:0}
    .brand{font-size:25px!important;font-weight:850;letter-spacing:-.08em;color:var(--wine)!important}
    .brand small{display:block;font-size:9px;letter-spacing:.2em;text-align:center;color:var(--muted);font-weight:500}
    .menu-toggle{display:none;background:transparent;color:var(--wine);font-size:25px}
    .hero{min-height:680px;padding:65px 0 90px;background:var(--warm);position:relative;overflow:hidden}
    .hero:before{content:"";position:absolute;width:430px;height:430px;border:1px solid rgba(125,47,50,.2);border-radius:50%;right:-110px;top:-120px}
    .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}
    .hero h1{font-size:clamp(48px,7vw,92px);line-height:1.06;letter-spacing:-.08em;margin:20px 0 25px;max-width:760px}
    .hero h1 em{font-style:normal;color:var(--wine)}
    .hero-copy{max-width:650px;font-size:18px;color:#665c55}
    .hero-actions{display:flex;gap:13px;flex-wrap:wrap;margin-top:35px}
    .hero-visual{position:relative;min-height:480px}
    .hero-photo{height:480px;border-radius:18px;filter:saturate(.78)}
    .hero-note{position:absolute;left:-35px;bottom:30px;background:var(--white);padding:22px 25px;width:230px;border-left:4px solid var(--wine);box-shadow:var(--shadow)}
    .hero-note strong{font-size:30px;color:var(--wine);display:block;line-height:1.1}
    .hero-note span{color:var(--muted);font-size:13px}
    .hero-stats{display:flex;gap:34px;margin-top:55px;border-top:1px solid rgba(125,47,50,.2);padding-top:20px}
    .hero-stats b{font-size:27px;color:var(--wine);display:block}.hero-stats span{font-size:12px;color:var(--muted)}
    .intro{background:var(--white)}
    .intro-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:100px;align-items:start}
    .intro h2{font-size:clamp(34px,5vw,64px);line-height:1.15;letter-spacing:-.06em}
    .intro-copy p{font-size:18px;color:#5e5751;margin-bottom:22px}
    .rule{height:1px;background:var(--line);margin:30px 0}
    .category-wrap{background:#f1e9df}
    .category-grid{display:grid;grid-template-columns:repeat(6,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
    .category-item{min-height:230px;padding:25px 20px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:.3s}
    .category-item:hover{background:var(--wine);color:#fff;transform:translateY(-5px)}
    .category-item b{font-size:13px;color:var(--clay);display:block;margin-bottom:42px}.category-item h3{font-size:21px;margin-bottom:10px}.category-item p{font-size:13px;color:var(--muted);line-height:1.7}.category-item:hover p{color:#f5ded2}
    .resource-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:26px}
    .resource-main{min-height:470px;position:relative;overflow:hidden;border-radius:var(--radius);color:#fff;background:var(--wine)}
    .resource-main img{height:100%;opacity:.65;position:absolute;inset:0}.resource-main div{position:absolute;inset:auto 35px 33px;max-width:550px}.resource-main h3{font-size:34px;line-height:1.25;margin:13px 0}
    .resource-list{border-top:1px solid var(--line)}
    .resource-row{display:grid;grid-template-columns:60px 1fr auto;gap:15px;padding:21px 0;border-bottom:1px solid var(--line);align-items:center}
    .resource-row b{color:var(--wine);font-size:14px}.resource-row h3{font-size:17px}.resource-row p{font-size:13px;color:var(--muted)}
    .resource-row a{font-size:13px;color:var(--wine)}
    .progress-section{background:var(--ink);color:#fff}
    .progress-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:90px;align-items:center}
    .progress-section .eyebrow{color:#d99a82}.progress-section h2{font-size:clamp(35px,4vw,58px);line-height:1.2;margin:18px 0}
    .progress-section p{color:#c1b5ad;max-width:520px}
    .ring{width:230px;height:230px;border-radius:50%;margin:auto;display:grid;place-items:center;background:conic-gradient(var(--clay) 0 72%,#514947 72% 100%);position:relative}
    .ring:after{content:"";position:absolute;inset:17px;background:var(--ink);border-radius:50%}.ring div{position:relative;z-index:1;text-align:center}.ring strong{display:block;font-size:47px;line-height:1}.ring span{font-size:12px;color:#c1b5ad}
    .tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:30px}.tier{border:1px solid #625650;padding:18px;border-radius:9px}.tier b{color:#e1a18b;display:block;font-size:22px}.tier span{font-size:13px;color:#c1b5ad}
    .brand-story{background:var(--white)}.story-grid{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:center}.story-img{height:430px;border-radius:var(--radius)}.story-text h2{font-size:43px;line-height:1.2;margin:15px 0 23px}.story-text p{color:var(--muted);margin-bottom:18px}
    .metrics{background:#e6ddd2}.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px}.metric{border-left:2px solid var(--wine);padding-left:20px}.metric strong{font-size:48px;color:var(--wine);line-height:1.1;display:block}.metric span{font-size:14px;color:var(--muted)}
    .cases{background:var(--white)}.case-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:24px}.case{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--paper)}.case img{height:250px}.case.large img{height:390px}.case-content{padding:25px}.case h3{font-size:25px;margin:10px 0}.case p{color:var(--muted);font-size:14px}.case-link{display:inline-block;color:var(--wine);font-size:13px;margin-top:18px}
    .solutions{background:#f1e9df}.solution-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}.solution{padding:30px 25px 35px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.solution:last-child{border-right:0}.solution .num{font-size:44px;color:var(--clay);font-weight:800}.solution h3{font-size:23px;margin:8px 0}.solution p{font-size:14px;color:var(--muted)}
    .news-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px}.news-feature{background:var(--wine);color:#fff;padding:35px;border-radius:var(--radius);min-height:310px}.news-feature h3{font-size:29px;line-height:1.35;margin:18px 0}.news-feature p{color:#f0dcd1}.news-list{border-top:1px solid var(--line)}.news-item{display:grid;grid-template-columns:90px 1fr;gap:18px;padding:17px 0;border-bottom:1px solid var(--line)}.news-item time{font-size:12px;color:var(--wine)}.news-item h3{font-size:17px}.news-item p{font-size:13px;color:var(--muted);margin:3px 0}.news-item a{font-size:12px;color:var(--wine)}
    .download{background:var(--olive);color:#fff}.download-grid{display:flex;justify-content:space-between;align-items:center;gap:40px}.download h2{font-size:42px;line-height:1.2}.download p{color:#e2e0d4;max-width:630px;margin-top:14px}.download .btn{background:#fff;color:var(--olive);margin-top:25px}
    .safety{background:var(--white)}.safety-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.safety-item{padding:27px;border:1px solid var(--line);border-radius:var(--small-radius)}.safety-item b{color:var(--wine);font-size:18px}.safety-item p{font-size:14px;color:var(--muted);margin-top:9px}
    .timeline{background:#f1e9df}.timeline-list{border-left:1px solid var(--clay);max-width:850px;margin:auto}.timeline-item{padding:0 0 38px 42px;position:relative}.timeline-item:before{content:"";position:absolute;left:-6px;top:8px;width:11px;height:11px;background:var(--wine);border-radius:50%}.timeline-item time{color:var(--wine);font-size:13px}.timeline-item h3{font-size:22px;margin:5px 0}.timeline-item p{color:var(--muted)}
    .faq{background:var(--white)}.faq-list{max-width:900px;margin:auto;border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-q{width:100%;background:transparent;text-align:left;padding:24px 4px;display:flex;justify-content:space-between;font-weight:700;font-size:18px;color:var(--ink)}.faq-q span{color:var(--wine);font-size:24px;transition:.3s}.faq-a{max-height:0;overflow:hidden;transition:max-height .4s var(--ease);color:var(--muted);font-size:15px}.faq-a p{padding:0 45px 23px 4px}.faq-item.open .faq-a{max-height:180px}.faq-item.open .faq-q span{transform:rotate(45deg)}
    .contact{background:var(--warm)}.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px}.contact h2{font-size:48px;line-height:1.18}.contact-intro{color:var(--muted);margin-top:20px;max-width:430px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.field{display:flex;flex-direction:column;gap:7px}.field.full{grid-column:1/-1}.field label{font-size:13px;color:#655b54}.field input,.field textarea,.field select{width:100%;border:1px solid #cfc3b8;background:var(--white);border-radius:7px;padding:12px 14px;color:var(--ink);transition:.2s}.field textarea{min-height:125px;resize:vertical}.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--wine);box-shadow:0 0 0 3px rgba(125,47,50,.1);outline:0}.form-note{font-size:12px;color:var(--muted);margin-top:12px}.form-state{color:var(--wine);font-size:14px;margin-top:15px;min-height:25px}
    .final-cta{padding:75px 0;background:var(--wine);color:#fff;text-align:center}.final-cta h2{font-size:clamp(32px,5vw,61px);line-height:1.2}.final-cta p{max-width:620px;margin:15px auto 25px;color:#f0dcd1}.final-cta .btn{background:#fff;color:var(--wine)}
    footer{background:#211d1b;color:#cfc1b8;padding:48px 0 25px}.footer-top{display:flex;justify-content:space-between;gap:30px;padding-bottom:40px;border-bottom:1px solid #49403b}.footer-brand{font-size:27px;font-weight:800;color:#fff}.footer-brand p{font-size:13px;color:#a99c94;font-weight:400;margin-top:10px;max-width:270px}.footer-nav{display:flex;gap:28px;flex-wrap:wrap}.footer-nav a{font-size:13px}.footer-nav a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:22px;font-size:12px;color:#988c84;flex-wrap:wrap}
    @media(max-width:1100px){.category-grid{grid-template-columns:repeat(3,1fr)}.hero-grid{gap:35px}.nav-side{gap:14px}.metric-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.container{width:min(100% - 34px,var(--container))}.section{padding:75px 0}.nav{height:70px;display:flex;justify-content:space-between}.nav-side{display:none}.brand{order:1}.menu-toggle{display:block;order:2}.nav.menu-open{height:auto;flex-wrap:wrap;padding:18px 0}.nav.menu-open .nav-side{display:flex;order:3;flex-direction:column;align-items:stretch;width:100%;gap:0}.nav.menu-open .nav-side a{padding:12px 0;border-bottom:1px solid var(--line)}.nav.menu-open .nav-side.right{justify-content:flex-start}.hero{padding:55px 0 70px}.hero-grid,.intro-grid,.progress-grid,.story-grid,.news-grid,.contact-grid{grid-template-columns:1fr;gap:38px}.hero h1{font-size:53px}.hero-visual{min-height:350px}.hero-photo{height:350px}.hero-note{left:15px;bottom:18px}.section-head{display:block;margin-bottom:30px}.section-head p{margin-top:16px}.category-grid{grid-template-columns:repeat(2,1fr)}.resource-grid,.case-grid{grid-template-columns:1fr}.resource-main{min-height:370px}.case.large img,.case img{height:270px}.tiers,.solution-grid,.safety-grid{grid-template-columns:1fr}.solution{border-right:0}.download-grid{display:block}.contact h2{font-size:40px}}
    @media(max-width:520px){.hero h1{font-size:45px}.hero-copy{font-size:16px}.hero-actions .btn{width:100%}.hero-stats{gap:18px}.hero-stats b{font-size:22px}.category-item{min-height:205px;padding:18px 15px}.category-item b{margin-bottom:25px}.metric-grid{grid-template-columns:1fr 1fr;gap:18px}.metric strong{font-size:36px}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.footer-top{display:block}.footer-nav{margin-top:25px;gap:16px}}
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category1 */
:root{--ink:#211d1b;--muted:#756d66;--paper:#fbf8f3;--warm:#f2ebe2;--wine:#7d2f32;--wine-dark:#542024;--clay:#bd7560;--olive:#77715b;--line:#ded5ca;--white:#fffdf9;--shadow:0 18px 45px rgba(55,35,25,.09);--radius:16px;--small-radius:9px;--container:1240px;--ease:cubic-bezier(.2,.75,.25,1)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;line-height:1.8;font-size:16px}img{display:block;width:100%;max-width:100%;object-fit:cover}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button{border:0;cursor:pointer}.container{width:min(var(--container),calc(100% - 48px));margin:auto}.eyebrow{color:var(--wine);font-size:12px;letter-spacing:.14em;font-weight:750}.section{padding:112px 0}.section-head{display:flex;justify-content:space-between;gap:36px;align-items:end;margin-bottom:48px}.section-head h2{font-size:clamp(32px,4vw,58px);line-height:1.16;letter-spacing:-.045em;max-width:650px;margin:12px 0}.section-head p{max-width:450px;color:var(--muted);font-size:17px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:48px;padding:0 22px;border-radius:7px;background:var(--wine);color:#fff;transition:.3s var(--ease)}.btn:hover{background:var(--wine-dark);transform:translateY(-3px);box-shadow:0 10px 22px rgba(125,47,50,.2)}.btn.light{background:transparent;color:var(--wine);border:1px solid var(--wine)}.btn.light:hover{background:var(--wine);color:#fff}.tag{display:inline-block;padding:4px 10px;background:#eee4d9;color:var(--wine);border-radius:30px;font-size:12px;line-height:1.5}.site-header{position:sticky;top:0;z-index:20;background:rgba(251,248,243,.94);backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:.3s}.site-header.scrolled{border-color:var(--line);box-shadow:0 5px 20px rgba(30,20,15,.05)}.nav{height:82px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:22px}.nav-side{display:flex;gap:25px;align-items:center}.nav-side.right{justify-content:flex-end}.nav a{font-size:13px;color:#625a54;position:relative;white-space:nowrap}.nav a:not(.brand):after{content:"";position:absolute;left:0;right:100%;bottom:-9px;height:2px;background:var(--wine);transition:.3s}.nav a:hover,.nav a.active{color:var(--wine);font-weight:700}.nav a:hover:after,.nav a.active:after{right:0}.brand{font-size:25px!important;font-weight:850;letter-spacing:-.08em;color:var(--wine)!important;text-align:center}.brand small{display:block;font-size:9px;letter-spacing:.2em;text-align:center;color:var(--muted);font-weight:500}.menu-toggle{display:none;background:transparent;color:var(--wine);font-size:25px}.crumb{padding:24px 0 0;color:var(--muted);font-size:13px}.crumb a:hover{color:var(--wine)}.hero{padding:35px 0 95px;background:var(--warm);position:relative;overflow:hidden}.hero:before{content:"";position:absolute;width:430px;height:430px;border:1px solid rgba(125,47,50,.2);border-radius:50%;right:-120px;top:-160px}.hero-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:70px;align-items:center}.hero h1{font-size:clamp(48px,7vw,88px);line-height:1.06;letter-spacing:-.08em;margin:20px 0 25px;max-width:650px}.hero h1 em{font-style:normal;color:var(--wine)}.hero-copy{max-width:620px;font-size:18px;color:#665c55}.hero-actions{display:flex;gap:13px;flex-wrap:wrap;margin-top:35px}.hero-visual{position:relative;min-height:470px}.hero-photo{height:470px;border-radius:18px;filter:saturate(.78)}.hero-note{position:absolute;left:-35px;bottom:30px;background:var(--white);padding:22px 25px;width:230px;border-left:4px solid var(--wine);box-shadow:var(--shadow)}.hero-note strong{font-size:30px;color:var(--wine);display:block;line-height:1.1}.hero-note span{color:var(--muted);font-size:13px}.flash{display:flex;align-items:center;gap:12px;margin-bottom:30px;color:var(--wine);font-size:13px}.countdown{display:inline-flex;gap:5px;align-items:center;font-weight:750}.countdown i{font-style:normal;background:var(--wine);color:white;border-radius:4px;padding:2px 6px}.index-layout{display:grid;grid-template-columns:260px 1fr;gap:75px}.toc{position:sticky;top:115px;align-self:start;border-top:2px solid var(--wine)}.toc a{display:block;padding:15px 0;border-bottom:1px solid var(--line);font-size:14px;color:var(--muted);transition:.25s}.toc a:hover{color:var(--wine);padding-left:8px}.toc b{display:block;padding:18px 0 8px;color:var(--ink)}.topic-list{border-top:1px solid var(--line)}.topic-row{display:grid;grid-template-columns:70px 1fr auto;gap:20px;align-items:center;padding:28px 0;border-bottom:1px solid var(--line)}.topic-row strong{color:var(--wine);font-size:20px}.topic-row h3{margin:0 0 5px;font-size:23px}.topic-row p{margin:0;color:var(--muted);max-width:650px}.arrow{color:var(--wine);font-size:22px;transition:.25s}.topic-row:hover .arrow{transform:translateX(7px)}.deep{background:var(--white)}.deep-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:75px;align-items:start}.deep-copy{font-size:17px;color:#625a54}.deep-copy p{margin:0 0 22px}.deep-image{height:510px;border-radius:var(--radius)}.quote{margin-top:30px;padding:24px 28px;background:var(--warm);border-left:4px solid var(--clay);font-size:20px;color:var(--wine-dark)}.facts{background:var(--ink);color:#fff}.facts-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid #61534c}.fact{padding:30px 25px 15px 0;border-right:1px solid #61534c}.fact:not(:first-child){padding-left:25px}.fact strong{display:block;font-size:42px;color:#e4b09a;line-height:1.2}.fact span{color:#c6b8af;font-size:14px}.related-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:26px}.related-main{min-height:370px;position:relative;overflow:hidden;border-radius:var(--radius);color:#fff;background:var(--wine)}.related-main img{position:absolute;inset:0;height:100%;opacity:.6}.related-main div{position:absolute;left:32px;right:32px;bottom:30px}.related-main h3{font-size:32px;line-height:1.25;margin:12px 0}.related-side{border-top:1px solid var(--line)}.related-side a{display:block;padding:20px 0;border-bottom:1px solid var(--line);transition:.25s}.related-side a:hover{color:var(--wine);padding-left:8px}.related-side small{color:var(--muted);display:block}.faq{max-width:860px;margin:auto}.faq-item{border-top:1px solid var(--line)}.faq-item:last-child{border-bottom:1px solid var(--line)}.faq-q{width:100%;display:flex;justify-content:space-between;text-align:left;background:transparent;padding:22px 0;color:var(--ink);font-weight:700;font-size:18px}.faq-q span{color:var(--wine);font-size:24px;transition:.3s}.faq-q[aria-expanded=true] span{transform:rotate(45deg)}.faq-a{display:none;color:var(--muted);padding:0 45px 23px 0}.faq-a.open{display:block}.cta{background:var(--wine);color:#fff;padding:80px 0}.cta-grid{display:flex;justify-content:space-between;gap:35px;align-items:center}.cta h2{font-size:clamp(32px,4vw,55px);line-height:1.2;margin:12px 0}.cta p{color:#f0dcd1;max-width:650px}.cta .btn{background:#fff;color:var(--wine)}.cta .btn:hover{background:#f4ded3}.footer{background:#211d1b;color:#f5eee8;padding:55px 0 25px}.footer-top{display:flex;justify-content:space-between;gap:50px;padding-bottom:45px;border-bottom:1px solid #514640}.footer-brand{font-size:26px;font-weight:850;color:#e8b49d}.footer-brand p{font-size:14px;font-weight:400;color:#bbaea6;max-width:320px;margin:10px 0}.footer-nav{display:flex;flex-wrap:wrap;gap:18px 25px;align-content:flex-start}.footer-nav a{color:#c8bbb3;font-size:13px}.footer-nav a:hover{color:#fff}.footer-bottom{display:flex;flex-wrap:wrap;gap:15px 30px;padding-top:22px;color:#9d918a;font-size:12px}.footer-bottom a:hover{color:#fff}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(189,117,96,.55);outline-offset:3px}@media(max-width:992px){.nav-side{gap:13px}.nav a{font-size:12px}.hero-grid,.deep-grid{grid-template-columns:1fr;gap:40px}.hero-visual{min-height:380px}.hero-photo{height:380px}.index-layout{grid-template-columns:190px 1fr;gap:35px}.facts-grid{grid-template-columns:repeat(2,1fr)}.fact:nth-child(2){border-right:0}.fact:nth-child(3){padding-left:0;border-top:1px solid #61534c;padding-top:25px}.fact:nth-child(4){border-top:1px solid #61534c;padding-top:25px}.related-grid{grid-template-columns:1fr}.cta-grid{display:block}.cta .btn{margin-top:20px}}@media(max-width:768px){.container{width:min(var(--container),calc(100% - 34px))}.nav{height:68px;display:flex;justify-content:space-between}.nav-side{display:none}.brand{order:1}.menu-toggle{display:block;order:2}.nav:after{content:"菜单";font-size:12px;color:var(--muted);order:3}.nav.open{display:block;height:auto;padding:15px 0 22px}.nav.open .brand{display:block;margin-bottom:15px}.nav.open .nav-side{display:flex;flex-direction:column;align-items:stretch;gap:0}.nav.open .nav-side.right{justify-content:flex-start}.nav.open .nav-side a{padding:11px 0;border-bottom:1px solid var(--line)}.nav.open:after{display:none}.section{padding:75px 0}.section-head{display:block;margin-bottom:32px}.section-head p{margin-top:18px}.hero{padding-top:20px}.hero h1{font-size:clamp(45px,13vw,68px)}.hero-copy{font-size:16px}.hero-note{left:15px}.index-layout{display:block}.toc{position:relative;top:auto;margin-bottom:42px}.toc a{display:inline-block;margin-right:18px;border-bottom:0}.toc b{padding-bottom:5px}.topic-row{grid-template-columns:45px 1fr;gap:10px}.topic-row .arrow{grid-column:2}.topic-row h3{font-size:20px}.deep-image{height:340px}.related-main{min-height:310px}.footer-top{display:block}.footer-nav{margin-top:25px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}}@media(max-width:520px){.hero-actions .btn{width:100%}.facts-grid{grid-template-columns:1fr}.fact,.fact:nth-child(2),.fact:nth-child(3),.fact:nth-child(4){padding:22px 0;border-right:0;border-top:1px solid #61534c}.fact:first-child{border-top:0}.related-main h3{font-size:25px}.cta{padding:60px 0}}

/* roulang page: category3 */
:root{
 --ink:#211d1b;--muted:#756d66;--paper:#fbf8f3;--warm:#f2ebe2;
 --wine:#7d2f32;--wine-dark:#542024;--clay:#bd7560;--olive:#77715b;
 --line:#ded5ca;--white:#fffdf9;--shadow:0 18px 45px rgba(55,35,25,.09);
 --radius:16px;--small-radius:9px;--container:1240px;
 --ease:cubic-bezier(.2,.75,.25,1);--section:112px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;line-height:1.8;font-size:16px}
body.menu-open{overflow:hidden}
h1,h2,h3,h4,p{margin-top:0}
img{display:block;width:100%;max-width:100%;object-fit:cover}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit}
button{border:0;cursor:pointer}
:focus-visible{outline:3px solid rgba(189,117,96,.7);outline-offset:4px}
.container{width:min(var(--container),calc(100% - 48px));margin:auto}
.eyebrow{color:var(--wine);font-size:12px;letter-spacing:.14em;font-weight:750}
.tag{display:inline-block;padding:4px 10px;background:#eee4d9;color:var(--wine);border-radius:30px;font-size:12px;line-height:1.5}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:48px;padding:0 22px;border-radius:7px;background:var(--wine);color:#fff;transition:.3s var(--ease)}
.btn:hover{background:var(--wine-dark);transform:translateY(-3px);box-shadow:0 10px 22px rgba(125,47,50,.2)}
.btn.light{background:transparent;color:var(--wine);border:1px solid var(--wine)}
.btn.light:hover{background:var(--wine);color:#fff}
.site-header{position:sticky;top:0;z-index:20;background:rgba(251,248,243,.94);backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:.3s}
.site-header.scrolled{border-color:var(--line);box-shadow:0 5px 20px rgba(30,20,15,.05)}
.nav{height:82px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:22px}
.nav-side{display:flex;gap:25px;align-items:center}
.nav-side.right{justify-content:flex-end}
.nav a{font-size:13px;color:#625a54;position:relative;white-space:nowrap}
.nav a:not(.brand):after{content:"";position:absolute;left:0;right:100%;bottom:-9px;height:2px;background:var(--wine);transition:.3s}
.nav a:hover,.nav a.active{color:var(--wine);font-weight:700}
.nav a:hover:after,.nav a.active:after{right:0}
.brand{font-size:25px!important;font-weight:850;letter-spacing:-.08em;color:var(--wine)!important;text-align:center}
.brand small{display:block;font-size:9px;letter-spacing:.2em;text-align:center;color:var(--muted);font-weight:500}
.menu-toggle{display:none;background:transparent;color:var(--wine);font-size:25px}
.page-hero{padding:90px 0 88px;background:var(--warm);position:relative;overflow:hidden}
.page-hero:after{content:"03";position:absolute;right:6%;bottom:-38px;color:rgba(125,47,50,.08);font-size:220px;font-weight:900;line-height:1}
.hero-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:end;position:relative;z-index:1}
.page-hero h1{font-size:clamp(48px,7vw,88px);line-height:1.06;letter-spacing:-.08em;margin:20px 0 25px;max-width:650px}
.page-hero h1 em{font-style:normal;color:var(--wine)}
.hero-copy{max-width:560px;color:#665c55;font-size:18px}
.hero-photo{height:370px;border-radius:18px;filter:saturate(.78)}
.hero-panel{background:var(--white);padding:24px 28px;border-left:4px solid var(--wine);box-shadow:var(--shadow);margin:-55px 28px 0 auto;position:relative;width:min(310px,85%)}
.hero-panel strong{display:block;color:var(--wine);font-size:28px;line-height:1.2}
.hero-panel span{display:block;color:var(--muted);font-size:13px}
.progress{height:7px;background:#e7dcd1;border-radius:10px;overflow:hidden;margin:14px 0 8px}
.progress i{display:block;width:68%;height:100%;background:var(--wine);border-radius:inherit}
.section{padding:var(--section) 0}
.section-head{display:flex;justify-content:space-between;gap:36px;align-items:end;margin-bottom:46px}
.section-head h2{font-size:clamp(32px,4vw,58px);line-height:1.16;letter-spacing:-.045em;max-width:650px;margin:13px 0 0}
.section-head p{max-width:450px;color:var(--muted);font-size:17px;margin-bottom:0}
.breadcrumb{padding:20px 0;border-bottom:1px solid var(--line);font-size:13px;color:var(--muted)}
.breadcrumb a{color:var(--wine)}
.filter-bar{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:38px;padding:16px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.filters{display:flex;gap:9px;flex-wrap:wrap}
.filter{padding:9px 15px;border:1px solid var(--line);background:transparent;border-radius:30px;color:var(--muted);transition:.25s}
.filter:hover,.filter.active{background:var(--wine);color:#fff;border-color:var(--wine)}
.filter-note{font-size:13px;color:var(--muted)}
.directory{border-top:1px solid var(--line)}
.directory-item{display:grid;grid-template-columns:90px 1.2fr 1.4fr 130px;gap:25px;align-items:center;padding:27px 0;border-bottom:1px solid var(--line);transition:.3s}
.directory-item:hover{padding-left:15px;background:rgba(242,235,226,.55)}
.directory-no{font-size:30px;color:var(--clay);font-weight:700}
.directory-item h3{font-size:23px;margin:0 0 5px}
.directory-item p{margin:0;color:var(--muted);font-size:14px}
.directory-link{color:var(--wine);font-size:14px;text-align:right}
.directory-link span{display:inline-block;transition:.3s}
.directory-link:hover span{transform:translateX(6px)}
.detail-section{background:var(--white)}
.detail-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}
.detail-image{height:480px;border-radius:var(--radius)}
.detail-copy h2{font-size:clamp(34px,4vw,55px);line-height:1.2;letter-spacing:-.05em;margin:16px 0 23px}
.detail-copy p{color:var(--muted);font-size:17px}
.detail-copy p+p{margin-top:18px}
.detail-list{margin:30px 0 0;padding:0;list-style:none;border-top:1px solid var(--line)}
.detail-list li{padding:14px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;font-size:14px}
.detail-list b{color:var(--wine)}
.fact-section{background:var(--ink);color:#fff}
.fact-section .eyebrow{color:#d99a82}
.fact-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid rgba(255,255,255,.22)}
.fact{padding:30px 25px 10px;border-right:1px solid rgba(255,255,255,.22)}
.fact:first-child{padding-left:0}
.fact:last-child{border-right:0}
.fact strong{font-size:46px;color:#e0a38d;display:block;line-height:1.1}
.fact h3{font-size:18px;margin:15px 0 7px}
.fact p{color:#c5b8b0;font-size:14px}
.scenario-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:75px}
.scenario-grid h2{font-size:42px;line-height:1.2;letter-spacing:-.05em}
.scenario-list{border-top:1px solid var(--line)}
.scenario-row{display:grid;grid-template-columns:110px 1fr;gap:25px;padding:23px 0;border-bottom:1px solid var(--line)}
.scenario-row b{color:var(--wine);font-size:14px}
.scenario-row h3{margin:0 0 5px;font-size:20px}
.scenario-row p{margin:0;color:var(--muted);font-size:14px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
.step{padding:28px 25px;border-right:1px solid var(--line);min-height:190px}
.step:last-child{border-right:0}
.step b{color:var(--wine);font-size:13px}
.step h3{font-size:20px;margin:25px 0 8px}
.step p{font-size:14px;color:var(--muted);margin:0}
.related{background:var(--warm)}
.related-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:25px}
.related-feature,.related-small{position:relative;overflow:hidden;border-radius:var(--radius);color:#fff;min-height:290px}
.related-feature img,.related-small img{position:absolute;inset:0;height:100%;opacity:.66}
.related-feature div,.related-small div{position:absolute;left:28px;right:28px;bottom:25px;z-index:1}
.related-feature h3,.related-small h3{font-size:25px;margin:12px 0 5px}
.related-small{background:var(--wine);min-height:290px}
.related-small p,.related-feature p{font-size:13px;color:#f4dfd5;margin:0}
.faq-list{max-width:900px;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{width:100%;display:flex;justify-content:space-between;gap:20px;text-align:left;background:transparent;padding:22px 0;color:var(--ink);font-weight:700;font-size:18px}
.faq-question span:last-child{color:var(--wine);font-size:24px;line-height:1}
.faq-answer{display:none;color:var(--muted);max-width:760px;padding:0 45px 22px 0}
.faq-item.open .faq-answer{display:block}
.cta{background:var(--wine);color:#fff;padding:70px 0}
.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:35px}
.cta h2{font-size:clamp(34px,4vw,56px);line-height:1.18;letter-spacing:-.05em;margin:14px 0}
.cta p{color:#f0dcd1;max-width:610px;margin:0}
.btn.inverse{background:#fff;color:var(--wine)}
.btn.inverse:hover{background:#f2ebe2}
footer{background:var(--ink);color:#fff;padding:62px 0 26px}
.footer-top{display:flex;justify-content:space-between;gap:40px;align-items:start;padding-bottom:45px;border-bottom:1px solid rgba(255,255,255,.17)}
.footer-brand{font-size:28px;font-weight:850;color:#e0a38d;letter-spacing:-.08em}
.footer-brand p{font-size:13px;font-weight:400;letter-spacing:0;color:#b9aaa2;max-width:260px;margin:14px 0 0}
.footer-nav{display:flex;gap:20px;flex-wrap:wrap;justify-content:flex-end}
.footer-nav a{font-size:13px;color:#c7b9b1;transition:.25s}
.footer-nav a:hover{color:#fff;text-decoration:underline;text-underline-offset:5px}
.footer-bottom{display:flex;flex-wrap:wrap;gap:18px 30px;padding-top:22px;color:#988b84;font-size:12px}
.footer-bottom a{color:#cdb5aa}
.footer-bottom a:hover{color:#fff}
@media (max-width:1200px){
 .nav-side{gap:15px}.nav{gap:12px}.hero-layout,.detail-grid{gap:45px}
}
@media (max-width:992px){
 :root{--section:82px}
 .nav-side{gap:11px}.nav a{font-size:12px}
 .hero-layout,.detail-grid,.scenario-grid{grid-template-columns:1fr}
 .hero-visual{max-width:650px}.detail-image{height:390px}
 .fact-grid{grid-template-columns:repeat(2,1fr)}
 .fact{border-bottom:1px solid rgba(255,255,255,.22)}.fact:nth-child(2){border-right:0}
 .steps{grid-template-columns:repeat(2,1fr)}.step:nth-child(2){border-right:0}
 .related-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
 .container{width:min(var(--container),calc(100% - 34px))}
 .nav{height:70px;display:flex;justify-content:space-between}.brand{order:1}.menu-toggle{display:block;order:2}.nav-side{display:none;position:absolute;top:70px;left:0;right:0;background:var(--paper);padding:20px 22px 28px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:0}.nav-side.show{display:flex}.nav-side.left{order:3}.nav-side.right{order:4}.nav-side a{padding:13px 0;border-bottom:1px solid var(--line);font-size:15px}.nav-side a:after{display:none}
 .page-hero{padding:60px 0 65px}.page-hero h1{font-size:52px}.hero-photo{height:300px}.hero-panel{margin:-40px 10px 0 auto}
 .section-head,.cta-inner,.footer-top{display:block}.section-head p{margin-top:20px}.filter-bar{display:block}.filter-note{margin-top:15px}
 .directory-item{grid-template-columns:50px 1fr;gap:8px 18px}.directory-item p{grid-column:2}.directory-link{text-align:left;grid-column:2;margin-top:4px}
 .detail-image{height:300px}.fact-grid{grid-template-columns:1fr 1fr}.fact{padding:22px 15px}.fact:first-child{padding-left:15px}.fact strong{font-size:36px}
 .steps{grid-template-columns:1fr}.step{border-right:0;border-bottom:1px solid var(--line)}
 .related-grid{grid-template-columns:1fr}.related-feature,.related-small{min-height:260px}
 .footer-nav{justify-content:flex-start;margin-top:30px}
}
@media (max-width:520px){
 .page-hero h1{font-size:43px}.hero-copy{font-size:16px}.hero-actions .btn{width:100%}
 .fact-grid{grid-template-columns:1fr}.fact{border-right:0!important}.scenario-row{grid-template-columns:1fr;gap:5px}
 .cta .btn{width:100%;margin-top:25px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:9px}
}
@media (prefers-reduced-motion:reduce){
 *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
}

/* roulang page: category2 */
:root{
      --ink:#211d1b;--muted:#756d66;--paper:#fbf8f3;--warm:#f2ebe2;
      --wine:#7d2f32;--wine-dark:#542024;--clay:#bd7560;--olive:#77715b;
      --line:#ded5ca;--white:#fffdf9;--shadow:0 18px 45px rgba(55,35,25,.09);
      --radius:16px;--small-radius:9px;--container:1240px;
      --ease:cubic-bezier(.2,.75,.25,1);
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{background:var(--paper);color:var(--ink);font-family:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;line-height:1.8;font-size:16px}
    img{display:block;width:100%;max-width:100%;object-fit:cover}
    a{color:inherit;text-decoration:none}
    button,input,textarea,select{font:inherit}
    button{border:0;cursor:pointer}
    :focus-visible{outline:3px solid #d99a82;outline-offset:4px}
    .container{width:min(var(--container),calc(100% - 48px));margin:auto}
    .section{padding:112px 0}
    .eyebrow{color:var(--wine);font-size:12px;letter-spacing:.14em;font-weight:750}
    .section-head{display:flex;justify-content:space-between;gap:36px;align-items:end;margin-bottom:48px}
    .section-head h2{font-size:clamp(34px,4vw,58px);line-height:1.16;letter-spacing:-.045em;max-width:680px}
    .section-head p{max-width:450px;color:var(--muted);font-size:17px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:48px;padding:0 22px;border-radius:7px;background:var(--wine);color:#fff;transition:.3s var(--ease)}
    .btn:hover{background:var(--wine-dark);transform:translateY(-3px);box-shadow:0 10px 22px rgba(125,47,50,.2)}
    .btn.light{background:transparent;color:var(--wine);border:1px solid var(--wine)}
    .btn.light:hover{background:var(--wine);color:#fff}
    .tag{display:inline-block;padding:4px 10px;background:#eee4d9;color:var(--wine);border-radius:30px;font-size:12px;line-height:1.5}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(251,248,243,.94);backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:.3s}
    .site-header.scrolled{border-color:var(--line);box-shadow:0 5px 20px rgba(30,20,15,.05)}
    .nav{height:82px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:22px}
    .nav-side{display:flex;gap:25px;align-items:center}
    .nav-side.right{justify-content:flex-end}
    .nav a{font-size:13px;color:#625a54;position:relative;white-space:nowrap}
    .nav a:not(.brand):after{content:"";position:absolute;left:0;right:100%;bottom:-9px;height:2px;background:var(--wine);transition:.3s}
    .nav a:hover,.nav a.active{color:var(--wine);font-weight:700}
    .nav a:hover:after,.nav a.active:after{right:0}
    .brand{font-size:25px!important;font-weight:850;letter-spacing:-.08em;color:var(--wine)!important;text-align:center}
    .brand small{display:block;font-size:9px;letter-spacing:.2em;text-align:center;color:var(--muted);font-weight:500}
    .menu-toggle{display:none;background:transparent;color:var(--wine);font-size:25px}
    .hero{background:var(--warm);padding:0 0 85px;overflow:hidden}
    .hero-cover{height:440px;position:relative;background:#3a2926}
    .hero-cover img{height:100%;opacity:.62;filter:saturate(.72)}
    .hero-cover:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(32,20,18,.8),rgba(32,20,18,.08))}
    .hero-overlay{position:absolute;z-index:1;inset:0;display:flex;align-items:center}
    .hero-overlay .container{color:#fff}
    .crumb{font-size:13px;color:#f0dcd1;margin-bottom:25px}
    .crumb a:hover{text-decoration:underline}
    h1{font-size:clamp(48px,7vw,88px);line-height:1.05;letter-spacing:-.08em;max-width:720px}
    .hero-intro{max-width:610px;margin-top:24px;color:#f5e8df;font-size:18px}
    .hero-bottom{padding-top:40px;display:flex;justify-content:space-between;gap:30px;align-items:end}
    .hero-bottom p{max-width:570px;color:#665c55}
    .hero-actions{display:flex;gap:13px;flex-wrap:wrap}
    .chapter-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:30px;align-items:stretch}
    .chapter-image{min-height:530px;border-radius:var(--radius);overflow:hidden;position:relative}
    .chapter-image img{height:100%;transition:.5s var(--ease)}
    .chapter-image:hover img{transform:scale(1.04)}
    .image-caption{position:absolute;left:24px;bottom:22px;background:rgba(33,29,27,.86);color:#fff;padding:12px 16px;font-size:13px}
    .chapter-list{border-top:1px solid var(--line)}
    .chapter-item{display:grid;grid-template-columns:64px 1fr;gap:18px;padding:26px 0;border-bottom:1px solid var(--line)}
    .chapter-item b{font-size:20px;color:var(--wine);font-weight:800}
    .chapter-item h3{font-size:23px;line-height:1.35;margin-bottom:7px}
    .chapter-item p{font-size:14px;color:var(--muted)}
    .chapter-item:hover h3{color:var(--wine)}
    .story{background:var(--white)}
    .story-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:90px;align-items:start}
    .story-copy{max-width:700px}
    .story-copy p{font-size:17px;color:#5f5751;margin-bottom:22px}
    .story-mark{font-size:110px;line-height:.8;color:var(--clay);font-weight:800;opacity:.5}
    .fact-band{background:var(--ink);color:#fff;padding:70px 0}
    .fact-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:25px}
    .fact{border-left:1px solid rgba(255,255,255,.2);padding-left:24px}
    .fact strong{display:block;font-size:45px;line-height:1.1;color:#e6b29d}
    .fact span{display:block;color:#cbbdb5;font-size:14px;margin-top:8px}
    .timeline{position:relative;max-width:920px;margin:auto}
    .timeline:before{content:"";position:absolute;left:105px;top:0;bottom:0;width:1px;background:var(--line)}
    .timeline-row{display:grid;grid-template-columns:105px 1fr;gap:40px;padding:0 0 42px}
    .timeline-time{color:var(--wine);font-size:14px;font-weight:800;padding-top:4px}
    .timeline-content{position:relative;padding-left:30px}
    .timeline-content:before{content:"";position:absolute;width:11px;height:11px;border-radius:50%;background:var(--clay);left:-46px;top:10px;border:3px solid var(--paper)}
    .timeline-content h3{font-size:25px;margin-bottom:8px}
    .timeline-content p{color:var(--muted);max-width:650px}
    .visual-split{background:var(--warm)}
    .split-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;align-items:stretch}
    .split-copy{padding:65px 70px 65px 0}
    .split-copy h2{font-size:clamp(34px,4vw,54px);line-height:1.18;margin:16px 0 24px}
    .split-copy p{color:var(--muted);font-size:17px}
    .split-photo{min-height:430px;border-radius:var(--radius);overflow:hidden}
    .split-photo img{height:100%}
    .recommend{background:var(--white)}
    .recommend-list{border-top:1px solid var(--line)}
    .recommend-row{display:grid;grid-template-columns:90px 1fr 180px auto;gap:24px;align-items:center;padding:23px 0;border-bottom:1px solid var(--line)}
    .recommend-row time{font-size:13px;color:var(--wine);font-weight:750}
    .recommend-row h3{font-size:20px}
    .recommend-row p{font-size:14px;color:var(--muted)}
    .recommend-row img{height:76px;border-radius:8px}
    .recommend-row a{color:var(--wine);font-size:13px}
    .faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:80px}
    .faq-grid h2{font-size:clamp(34px,4vw,53px);line-height:1.18}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;background:transparent;text-align:left;padding:22px 0;color:var(--ink);font-weight:750}
    .faq-question span:last-child{font-size:25px;color:var(--wine);transition:.3s}
    .faq-question[aria-expanded=true] span:last-child{transform:rotate(45deg)}
    .faq-answer{display:none;color:var(--muted);font-size:15px;padding:0 45px 22px 0}
    .faq-answer.open{display:block}
    .cta{background:var(--wine);color:#fff}
    .cta-grid{display:flex;justify-content:space-between;align-items:center;gap:40px}
    .cta h2{font-size:clamp(32px,4vw,55px);line-height:1.18;max-width:700px}
    .cta p{color:#f1d9cf;max-width:620px;margin-top:15px}
    .cta .btn{background:#fff;color:var(--wine)}
    .cta .btn:hover{background:#f5e0d5}
    footer{background:#2b2321;color:#fff;padding:60px 0 25px}
    .footer-top{display:flex;justify-content:space-between;gap:35px;padding-bottom:46px;border-bottom:1px solid rgba(255,255,255,.16)}
    .footer-brand{font-size:26px;font-weight:800;color:#e7b29d}
    .footer-brand p{font-size:14px;color:#bcaea7;font-weight:400;margin-top:10px;max-width:310px}
    .footer-nav{display:flex;gap:22px;align-items:flex-start;flex-wrap:wrap;justify-content:flex-end}
    .footer-nav a{font-size:13px;color:#d0c3bc;transition:.25s}
    .footer-nav a:hover{color:#fff;text-decoration:underline;text-underline-offset:5px}
    .footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:22px;color:#a99b94;font-size:12px}
    .footer-bottom a:hover{color:#fff}
    @media(max-width:992px){
      .nav-side{gap:13px}.nav a{font-size:12px}
      .chapter-grid,.story-grid,.faq-grid{grid-template-columns:1fr;gap:45px}
      .story-mark{font-size:70px}
      .split-copy{padding:45px 35px 45px 0}
      .recommend-row{grid-template-columns:75px 1fr 140px}
      .recommend-row a{display:none}
    }
    @media(max-width:768px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .section{padding:75px 0}
      .nav{height:70px;display:flex;justify-content:space-between}
      .nav-side{display:none;position:absolute;top:70px;left:0;right:0;background:var(--paper);padding:20px 22px 25px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .nav-side.right{justify-content:flex-start}
      .nav-side.open{display:flex}
      .nav-side a{padding:8px 0;font-size:14px}
      .menu-toggle{display:block}
      .brand{order:1}.menu-toggle{order:2}
      .hero-cover{height:380px}
      h1{font-size:clamp(46px,14vw,68px)}
      .hero-bottom,.section-head,.cta-grid,.footer-top{display:block}
      .hero-bottom p{margin-bottom:25px}
      .section-head p{margin-top:18px}
      .hero-actions .btn{flex:1}
      .chapter-image{min-height:340px}
      .fact-grid{grid-template-columns:1fr 1fr;gap:30px}
      .timeline:before{left:74px}
      .timeline-row{grid-template-columns:74px 1fr;gap:22px}
      .timeline-content{padding-left:18px}
      .timeline-content:before{left:-28px}
      .split-grid{grid-template-columns:1fr}
      .split-copy{padding:0 0 35px}
      .split-photo{min-height:300px}
      .recommend-row{grid-template-columns:1fr 105px;gap:15px}
      .recommend-row time{grid-column:1/-1}
      .recommend-row img{grid-column:2;grid-row:2/4}
      .recommend-row h3,.recommend-row p{grid-column:1}
      .footer-nav{justify-content:flex-start;margin-top:30px}
      .footer-bottom{display:grid;grid-template-columns:1fr}
    }
    @media(max-width:520px){
      .hero{padding-bottom:55px}
      .hero-cover{height:345px}
      .hero-intro{font-size:16px}
      .hero-actions{display:grid}
      .hero-actions .btn{width:100%}
      .fact-grid{grid-template-columns:1fr}
      .fact{padding-left:18px}
      .chapter-item h3{font-size:20px}
      .timeline-row{grid-template-columns:58px 1fr}
      .timeline:before{left:58px}
      .timeline-content:before{left:-25px}
      .cta .btn{width:100%;margin-top:28px}
    }
    @media(prefers-reduced-motion:reduce){
      *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
    }

/* roulang page: category4 */
:root{
 --ink:#211d1b;--muted:#756d66;--paper:#fbf8f3;--warm:#f2ebe2;
 --wine:#7d2f32;--wine-dark:#542024;--clay:#bd7560;--olive:#77715b;
 --line:#ded5ca;--white:#fffdf9;--shadow:0 18px 45px rgba(55,35,25,.09);
 --radius:16px;--small-radius:9px;--container:1240px;
 --ease:cubic-bezier(.2,.75,.25,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;line-height:1.8;font-size:16px}
img{display:block;width:100%;max-width:100%;object-fit:cover}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit}
button{border:0;cursor:pointer}
.container{width:min(var(--container),calc(100% - 48px));margin:auto}
.eyebrow{color:var(--wine);font-size:12px;letter-spacing:.14em;font-weight:750}
.tag{display:inline-block;padding:4px 10px;background:#eee4d9;color:var(--wine);border-radius:30px;font-size:12px;line-height:1.5}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:48px;padding:0 22px;border-radius:7px;background:var(--wine);color:#fff;transition:.3s var(--ease)}
.btn:hover{background:var(--wine-dark);transform:translateY(-3px);box-shadow:0 10px 22px rgba(125,47,50,.2)}
.btn.light{background:transparent;color:var(--wine);border:1px solid var(--wine)}
.btn.light:hover{background:var(--wine);color:#fff}
:focus-visible{outline:3px solid rgba(189,117,96,.65);outline-offset:4px}
.site-header{position:sticky;top:0;z-index:20;background:rgba(251,248,243,.94);backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:.3s}
.site-header.scrolled{border-color:var(--line);box-shadow:0 5px 20px rgba(30,20,15,.05)}
.nav{height:82px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:22px}
.nav-side{display:flex;gap:25px;align-items:center}
.nav-side.right{justify-content:flex-end}
.nav a{font-size:13px;color:#625a54;position:relative;white-space:nowrap}
.nav a:not(.brand):after{content:"";position:absolute;left:0;right:100%;bottom:-9px;height:2px;background:var(--wine);transition:.3s}
.nav a:hover,.nav a.active{color:var(--wine);font-weight:700}
.nav a:hover:after,.nav a.active:after{right:0}
.brand{font-size:25px!important;font-weight:850;letter-spacing:-.08em;color:var(--wine)!important;text-align:center}
.brand small{display:block;font-size:9px;letter-spacing:.2em;text-align:center;color:var(--muted);font-weight:500}
.menu-toggle{display:none;background:transparent;color:var(--wine);font-size:25px}
.page-hero{background:var(--warm);padding:72px 0 82px;position:relative;overflow:hidden}
.page-hero:after{content:"04";position:absolute;right:7%;bottom:-34px;color:rgba(125,47,50,.08);font-size:210px;font-weight:900;line-height:1}
.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:42px;position:relative;z-index:1}
.breadcrumb a{color:var(--wine)}
.page-hero-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:70px;align-items:end;position:relative;z-index:1}
.page-hero h1{font-size:clamp(48px,7vw,88px);line-height:1.06;letter-spacing:-.08em;margin:18px 0 24px;max-width:650px}
.page-hero h1 em{font-style:normal;color:var(--wine)}
.page-hero p{color:#665c55;font-size:18px;max-width:510px;margin:0}
.hero-image{height:390px;border-radius:var(--radius);object-fit:cover;box-shadow:var(--shadow)}
.section{padding:112px 0}
.section-head{display:flex;justify-content:space-between;gap:36px;align-items:end;margin-bottom:48px}
.section-head h2{font-size:clamp(32px,4vw,58px);line-height:1.16;letter-spacing:-.045em;max-width:650px;margin:12px 0 0}
.section-head p{max-width:450px;color:var(--muted);font-size:17px;margin:0}
.story-layout{display:grid;grid-template-columns:250px 1fr;gap:64px;align-items:start}
.side-index{position:sticky;top:120px;border-top:1px solid var(--line)}
.side-index a{display:flex;justify-content:space-between;padding:15px 0;border-bottom:1px solid var(--line);font-size:14px;color:var(--muted);transition:.25s}
.side-index a:hover,.side-index a.active{color:var(--wine);padding-left:8px}
.long-copy{max-width:760px}
.long-copy h3{font-size:30px;line-height:1.3;margin:0 0 20px}
.long-copy p{color:#605852;margin:0 0 22px}
.pullquote{margin:38px 0;padding:28px 30px;border-left:4px solid var(--wine);background:var(--white);font-size:24px;line-height:1.55;color:var(--wine)}
.chapter-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:54px}
.chapter{border-top:1px solid var(--ink);padding-top:20px}
.chapter img{height:245px;border-radius:12px;margin:0 0 22px}
.chapter h3{font-size:23px;margin:0 0 10px}
.chapter p{color:var(--muted);margin:0}
.fact-strip{background:var(--ink);color:#fff;padding:62px 0}
.fact-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:25px}
.fact{border-left:1px solid rgba(255,255,255,.25);padding-left:22px}
.fact strong{display:block;color:#e0a08a;font-size:38px;line-height:1.2}
.fact span{display:block;color:#c5b9b1;font-size:14px;margin-top:8px}
.timeline{border-top:1px solid var(--line)}
.timeline-item{display:grid;grid-template-columns:150px 1fr 180px;gap:30px;padding:28px 0;border-bottom:1px solid var(--line);align-items:start;transition:.3s}
.timeline-item:hover{background:var(--warm);padding-left:16px;padding-right:16px}
.timeline-date{color:var(--wine);font-size:14px;font-weight:700}
.timeline h3{font-size:22px;margin:0 0 7px}
.timeline p{color:var(--muted);margin:0;font-size:14px}
.timeline-link{color:var(--wine);font-size:13px;text-align:right}
.related{background:var(--white)}
.related-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:26px}
.related-main,.related-small{position:relative;overflow:hidden;border-radius:var(--radius);color:#fff;min-height:330px}
.related-small{min-height:157px}
.related-main img,.related-small img{position:absolute;inset:0;height:100%;opacity:.72;transition:.5s var(--ease)}
.related-main:hover img,.related-small:hover img{transform:scale(1.05)}
.related-main:after,.related-small:after{content:"";position:absolute;inset:35% 0 0;background:linear-gradient(transparent,rgba(40,15,12,.8))}
.related-content{position:absolute;z-index:1;left:28px;right:28px;bottom:25px}
.related-content h3{font-size:25px;line-height:1.3;margin:10px 0 5px}
.related-stack{display:grid;gap:16px}
.faq-list{border-top:1px solid var(--line);max-width:900px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;background:transparent;text-align:left;padding:23px 0;color:var(--ink);font-weight:700;font-size:17px}
.faq-question span:last-child{font-size:24px;color:var(--wine);transition:.3s}
.faq-question[aria-expanded="true"] span:last-child{transform:rotate(45deg)}
.faq-answer{display:grid;grid-template-rows:0fr;transition:.35s var(--ease)}
.faq-answer>div{overflow:hidden}
.faq-answer p{color:var(--muted);max-width:760px;margin:0 0 23px}
.faq-item.open .faq-answer{grid-template-rows:1fr}
.cta{background:var(--wine);color:#fff;padding:78px 0}
.cta-grid{display:flex;justify-content:space-between;align-items:center;gap:40px}
.cta h2{font-size:clamp(32px,4vw,56px);line-height:1.18;margin:12px 0}
.cta p{color:#f0dcd1;max-width:560px}
.btn.cta-light{background:#fff;color:var(--wine)}
.btn.cta-light:hover{background:#f5e6dc}
footer{background:var(--ink);color:#fff;padding:54px 0 24px}
.footer-top{display:flex;justify-content:space-between;gap:50px;padding-bottom:45px;border-bottom:1px solid rgba(255,255,255,.18)}
.footer-brand{font-size:26px;font-weight:850;color:#e4a18a}
.footer-brand p{font-size:13px;color:#bdb0a8;font-weight:400;max-width:280px;margin:8px 0 0}
.footer-nav{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:14px 25px;max-width:650px}
.footer-nav a{font-size:13px;color:#d2c7c0;transition:.25s}
.footer-nav a:hover{color:#fff;text-decoration:underline;text-underline-offset:5px}
.footer-bottom{display:flex;flex-wrap:wrap;gap:14px 28px;padding-top:22px;color:#a99d96;font-size:12px}
.footer-bottom a:hover{color:#fff}
@media(max-width:992px){
 .nav-side{gap:14px}.nav a{font-size:12px}
 .page-hero-grid{gap:35px}.story-layout{grid-template-columns:190px 1fr;gap:35px}
 .timeline-item{grid-template-columns:110px 1fr 100px}
}
@media(max-width:768px){
 .container{width:min(var(--container),calc(100% - 32px))}
 .nav{height:70px;display:flex;justify-content:space-between}
 .nav-side{display:none;position:absolute;top:70px;left:0;right:0;background:var(--paper);padding:22px 24px;flex-direction:column;align-items:stretch;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
 .nav-side.show{display:flex}.nav-side.right{justify-content:flex-start}
 .nav a{padding:9px 0;font-size:15px}.nav a:not(.brand):after{bottom:2px}
 .menu-toggle{display:block}.brand{order:-1}
 .page-hero{padding:45px 0 58px}.page-hero-grid{grid-template-columns:1fr;gap:32px}
 .hero-image{height:280px}.page-hero:after{font-size:130px}
 .section{padding:75px 0}.section-head{display:block;margin-bottom:32px}.section-head p{margin-top:18px}
 .story-layout{display:block}.side-index{position:static;display:flex;overflow:auto;margin-bottom:38px;white-space:nowrap}.side-index a{padding:12px 18px 12px 0;margin-right:18px}
 .chapter-grid,.related-grid{grid-template-columns:1fr}.fact-grid{grid-template-columns:1fr 1fr;gap:28px}
 .timeline-item{grid-template-columns:1fr;gap:5px}.timeline-link{text-align:left;margin-top:8px}
 .cta-grid{display:block}.cta .btn{margin-top:18px}
 .footer-top{display:block}.footer-nav{justify-content:flex-start;margin-top:28px}
}
@media(max-width:520px){
 .hero-actions{display:grid}.hero-actions .btn{width:100%}
 .fact-grid{grid-template-columns:1fr}.fact strong{font-size:32px}
 .chapter img{height:210px}.pullquote{font-size:20px;padding:22px}
 .footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}
}
@media(prefers-reduced-motion:reduce){
 *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
}

/* roulang page: category5 */
:root{
      --ink:#211d1b;--muted:#756d66;--paper:#fbf8f3;--warm:#f2ebe2;
      --wine:#7d2f32;--wine-dark:#542024;--clay:#bd7560;--olive:#77715b;
      --line:#ded5ca;--white:#fffdf9;--shadow:0 18px 45px rgba(55,35,25,.09);
      --radius:16px;--small-radius:9px;--container:1240px;
      --ease:cubic-bezier(.2,.75,.25,1);
    }
    *,*:before,*:after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.8}
    img{display:block;width:100%;max-width:100%;object-fit:cover}
    a{color:inherit;text-decoration:none}
    button,input,textarea,select{font:inherit}
    button{border:0;cursor:pointer}
    :focus-visible{outline:3px solid rgba(189,117,96,.62);outline-offset:4px}
    .container{width:min(var(--container),calc(100% - 48px));margin:auto}
    .eyebrow{color:var(--wine);font-size:12px;letter-spacing:.14em;font-weight:750}
    .tag{display:inline-block;padding:4px 10px;background:#eee4d9;color:var(--wine);border-radius:30px;font-size:12px;line-height:1.5}
    .section{padding:112px 0}
    .section-head{display:flex;justify-content:space-between;gap:36px;align-items:end;margin-bottom:48px}
    .section-head h2{font-size:clamp(32px,4vw,58px);line-height:1.16;letter-spacing:-.045em;max-width:650px;margin:12px 0 0}
    .section-head p{max-width:450px;color:var(--muted);font-size:17px;margin:0}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:48px;padding:0 22px;border-radius:7px;background:var(--wine);color:#fff;transition:.3s var(--ease)}
    .btn:hover{background:var(--wine-dark);transform:translateY(-3px);box-shadow:0 10px 22px rgba(125,47,50,.2)}
    .btn.light{background:transparent;color:var(--wine);border:1px solid var(--wine)}
    .btn.light:hover{background:var(--wine);color:#fff}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(251,248,243,.94);backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:.3s}
    .site-header.scrolled{border-color:var(--line);box-shadow:0 5px 20px rgba(30,20,15,.05)}
    .nav{height:82px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:22px}
    .nav-side{display:flex;gap:25px;align-items:center}
    .nav-side.right{justify-content:flex-end}
    .nav a{font-size:13px;color:#625a54;position:relative;white-space:nowrap}
    .nav a:not(.brand):after{content:"";position:absolute;left:0;right:100%;bottom:-9px;height:2px;background:var(--wine);transition:.3s}
    .nav a:hover,.nav a.active{color:var(--wine);font-weight:700}
    .nav a:hover:after,.nav a.active:after{right:0}
    .brand{font-size:25px!important;font-weight:850;letter-spacing:-.08em;color:var(--wine)!important;text-align:center}
    .brand small{display:block;font-size:9px;letter-spacing:.2em;text-align:center;color:var(--muted);font-weight:500}
    .menu-toggle{display:none;background:transparent;color:var(--wine);font-size:25px}
    .page-hero{background:var(--warm);padding:42px 0 96px;position:relative;overflow:hidden}
    .crumb{font-size:13px;color:var(--muted);margin-bottom:54px}
    .crumb a{color:var(--wine)}
    .hero-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:75px;align-items:end}
    .page-hero h1{font-size:clamp(50px,7vw,88px);line-height:1.05;letter-spacing:-.08em;margin:18px 0 27px;max-width:610px}
    .page-hero h1 em{font-style:normal;color:var(--wine)}
    .hero-lead{font-size:18px;color:#665c55;max-width:540px;margin:0}
    .hero-image{height:420px;border-radius:var(--radius);position:relative;overflow:hidden}
    .hero-image:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(33,29,27,.34),transparent 55%)}
    .hero-image img{height:100%;filter:saturate(.78)}
    .hero-caption{position:absolute;z-index:1;bottom:25px;left:28px;color:#fff;font-size:14px}
    .intro{background:var(--white)}
    .intro-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:95px}
    .intro-copy{max-width:720px;font-size:18px;color:#5e5751}
    .intro-copy p{margin:0 0 22px}
    .principles{border-top:1px solid var(--line)}
    .principle{display:grid;grid-template-columns:70px 1fr;gap:20px;padding:22px 0;border-bottom:1px solid var(--line)}
    .principle b{font-size:14px;color:var(--wine)}
    .principle h3{font-size:20px;margin:0 0 5px}
    .principle p{margin:0;color:var(--muted);font-size:14px}
    .compare{background:var(--ink);color:#fff}
    .compare .eyebrow{color:#d99a82}
    .compare .section-head p{color:#c1b5ad}
    .compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:#514640;border:1px solid #514640}
    .compare-box{background:var(--ink);padding:38px 35px;min-height:330px}
    .compare-box.featured{background:var(--wine)}
    .compare-box h3{font-size:28px;margin:17px 0 12px}
    .compare-box p{color:#c1b5ad;margin:0 0 24px}
    .compare-box.featured p{color:#f1dcd2}
    .check-list{padding:0;margin:0;list-style:none}
    .check-list li{padding:10px 0;border-top:1px solid rgba(255,255,255,.16);color:#e9ded7}
    .check-list li:before{content:"＋";color:#d99a82;margin-right:10px}
    .steps{background:var(--paper)}
    .step-list{border-top:1px solid var(--line)}
    .step{display:grid;grid-template-columns:110px 260px 1fr auto;gap:25px;align-items:center;padding:28px 0;border-bottom:1px solid var(--line)}
    .step-num{font-size:42px;color:var(--wine);font-weight:800;letter-spacing:-.08em}
    .step h3{margin:0;font-size:22px}
    .step p{margin:0;color:var(--muted);max-width:560px}
    .step-arrow{font-size:25px;color:var(--clay)}
    .detail{background:var(--warm)}
    .detail-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:45px;align-items:stretch}
    .detail-image{height:510px;border-radius:var(--radius)}
    .detail-text{padding:28px 0}
    .detail-text h2{font-size:clamp(32px,4vw,52px);line-height:1.2;margin:18px 0}
    .detail-text p{color:#625a54;font-size:17px}
    .note-box{margin-top:30px;border-left:4px solid var(--wine);padding:16px 22px;background:rgba(255,253,249,.66);color:#5e5751}
    .facts{padding:55px 0;background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .fact-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:25px}
    .fact{padding-right:25px;border-right:1px solid var(--line)}
    .fact:last-child{border:0}
    .fact strong{font-size:42px;color:var(--wine);display:block;line-height:1.15}
    .fact span{font-size:14px;color:var(--muted)}
    .related{background:var(--paper)}
    .related-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:28px}
    .related-main,.related-list{border:1px solid var(--line);background:var(--white);border-radius:var(--radius);overflow:hidden}
    .related-main{display:grid;grid-template-columns:.9fr 1.1fr}
    .related-main img{height:100%;min-height:300px}
    .related-main div{padding:32px}
    .related-main h3{font-size:29px;line-height:1.3;margin:17px 0 12px}
    .related-main p,.related-list p{color:var(--muted);font-size:14px}
    .related-list{padding:10px 25px}
    .related-item{padding:18px 0;border-bottom:1px solid var(--line)}
    .related-item:last-child{border:0}
    .related-item h3{font-size:17px;margin:7px 0}
    .faq{background:var(--white)}
    .faq-list{max-width:900px;border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-question{width:100%;background:transparent;text-align:left;padding:22px 4px;display:flex;justify-content:space-between;gap:20px;font-weight:700;color:var(--ink)}
    .faq-question span:last-child{font-size:23px;color:var(--wine);transition:.3s}
    .faq-answer{display:grid;grid-template-rows:0fr;transition:.35s var(--ease)}
    .faq-answer>div{overflow:hidden;color:var(--muted);max-width:760px}
    .faq-item.open .faq-answer{grid-template-rows:1fr}
    .faq-item.open .faq-answer>div{padding:0 4px 23px}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
    .cta{padding:78px 0;background:var(--wine);color:#fff}
    .cta-grid{display:flex;align-items:center;justify-content:space-between;gap:35px}
    .cta h2{font-size:clamp(32px,4vw,54px);line-height:1.2;margin:12px 0}
    .cta p{color:#f0dcd1;max-width:620px;margin:0}
    .cta .btn{background:#fff;color:var(--wine)}
    .cta .btn:hover{background:#f5e8df}
    footer{background:var(--ink);color:#fff;padding:58px 0 25px}
    .footer-top{display:flex;justify-content:space-between;gap:40px;align-items:start;padding-bottom:45px;border-bottom:1px solid #49403b}
    .footer-brand{font-size:25px;font-weight:850;color:#f0c4b0}
    .footer-brand p{font-size:14px;color:#b9aca4;font-weight:400;max-width:300px;margin:8px 0}
    .footer-nav{display:flex;gap:22px;flex-wrap:wrap;justify-content:flex-end}
    .footer-nav a{font-size:13px;color:#c8bbb3;transition:.25s}
    .footer-nav a:hover{color:#fff}
    .footer-bottom{display:flex;gap:22px;flex-wrap:wrap;padding-top:22px;color:#a99b93;font-size:12px}
    .footer-bottom a:hover{color:#fff}
    @media(max-width:992px){
      .nav-side{gap:13px}.nav a{font-size:12px}.hero-layout,.intro-grid,.detail-grid{grid-template-columns:1fr;gap:40px}
      .hero-image{height:360px}.step{grid-template-columns:80px 190px 1fr auto}.related-grid{grid-template-columns:1fr}.related-main{max-width:none}
    }
    @media(max-width:768px){
      .container{width:min(100% - 32px,var(--container))}.section{padding:76px 0}
      .nav{height:68px;display:flex;justify-content:space-between}.nav-side{display:none}.brand{order:1}.menu-toggle{display:block;order:2}
      .nav:after{content:"";display:block;width:30px;order:0}.nav.mobile-open .nav-side{display:flex;position:absolute;left:0;right:0;top:68px;background:var(--paper);padding:22px 16px;flex-direction:column;align-items:flex-start;gap:17px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
      .nav.mobile-open .nav-side.right{justify-content:flex-start}.page-hero{padding-bottom:65px}.crumb{margin-bottom:35px}
      .section-head,.cta-grid{display:block}.section-head p{margin-top:18px}.compare-grid,.related-main{grid-template-columns:1fr}
      .compare-box{min-height:0}.step{grid-template-columns:60px 1fr;gap:12px}.step p{grid-column:2}.step-arrow{display:none}
      .fact-grid{grid-template-columns:1fr 1fr;gap:20px}.fact{border-right:0;padding:0}
      .detail-image{height:330px}.cta .btn{margin-top:28px}.footer-top{display:block}.footer-nav{justify-content:flex-start;margin-top:25px}
    }
    @media(max-width:520px){
      .page-hero h1{font-size:48px}.hero-image{height:280px}.hero-lead{font-size:16px}
      .fact-grid{grid-template-columns:1fr 1fr}.fact strong{font-size:32px}.related-main div{padding:24px}
      .footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}
    }
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category6 */
:root{
 --ink:#211d1b;--muted:#756d66;--paper:#fbf8f3;--warm:#f2ebe2;
 --wine:#7d2f32;--wine-dark:#542024;--clay:#bd7560;--olive:#77715b;
 --line:#ded5ca;--white:#fffdf9;--shadow:0 18px 45px rgba(55,35,25,.09);
 --radius:16px;--small-radius:9px;--container:1240px;
 --ease:cubic-bezier(.2,.75,.25,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;line-height:1.8;font-size:16px}
body.menu-open{overflow:hidden}
img{display:block;width:100%;max-width:100%;object-fit:cover}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit}
button{border:0;cursor:pointer}
:focus-visible{outline:3px solid rgba(189,117,96,.65);outline-offset:4px}
.container{width:min(var(--container),calc(100% - 48px));margin:auto}
.eyebrow{color:var(--wine);font-size:12px;letter-spacing:.14em;font-weight:750}
.section{padding:112px 0}
.section-head{display:flex;justify-content:space-between;gap:36px;align-items:end;margin-bottom:48px}
.section-head h2{font-size:clamp(32px,4vw,58px);line-height:1.16;letter-spacing:-.045em;max-width:680px;margin:12px 0 0}
.section-head p{max-width:450px;color:var(--muted);font-size:17px;margin:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:48px;padding:0 22px;border-radius:7px;background:var(--wine);color:#fff;transition:.3s var(--ease)}
.btn:hover{background:var(--wine-dark);transform:translateY(-3px);box-shadow:0 10px 22px rgba(125,47,50,.2)}
.btn.light{background:transparent;color:var(--wine);border:1px solid var(--wine)}
.btn.light:hover{background:var(--wine);color:#fff}
.tag{display:inline-block;padding:4px 10px;background:#eee4d9;color:var(--wine);border-radius:30px;font-size:12px;line-height:1.5}
.site-header{position:sticky;top:0;z-index:20;background:rgba(251,248,243,.95);backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:.3s}
.site-header.scrolled{border-color:var(--line);box-shadow:0 5px 20px rgba(30,20,15,.05)}
.nav{height:82px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:22px}
.nav-side{display:flex;gap:25px;align-items:center}
.nav-side.right{justify-content:flex-end}
.nav a{font-size:13px;color:#625a54;position:relative;white-space:nowrap}
.nav a:not(.brand):after{content:"";position:absolute;left:0;right:100%;bottom:-9px;height:2px;background:var(--wine);transition:.3s}
.nav a:hover,.nav a.active{color:var(--wine);font-weight:700}
.nav a:hover:after,.nav a.active:after{right:0}
.brand{font-size:25px!important;font-weight:850;letter-spacing:-.08em;color:var(--wine)!important}
.brand small{display:block;font-size:9px;letter-spacing:.2em;text-align:center;color:var(--muted);font-weight:500}
.menu-toggle{display:none;background:transparent;color:var(--wine);font-size:25px}
.page-hero{background:var(--warm);padding:78px 0 94px;position:relative;overflow:hidden}
.page-hero:after{content:"06";position:absolute;right:5%;top:20px;font-size:180px;line-height:1;color:rgba(125,47,50,.07);font-weight:900}
.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:38px;position:relative;z-index:1}
.breadcrumb a{color:var(--wine)}
.hero-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:70px;align-items:end;position:relative;z-index:1}
.page-hero h1{font-size:clamp(48px,7vw,88px);line-height:1.06;letter-spacing:-.08em;margin:18px 0 26px;max-width:620px}
.page-hero h1 em{font-style:normal;color:var(--wine)}
.page-hero p{max-width:560px;color:#665c55;font-size:18px;margin:0}
.hero-image{height:360px;border-radius:18px;box-shadow:var(--shadow)}
.hero-caption{display:flex;justify-content:space-between;gap:20px;margin-top:14px;color:var(--muted);font-size:12px}
.intro-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:90px;align-items:start}
.intro-grid h2{font-size:clamp(31px,4vw,52px);line-height:1.2;margin:12px 0}
.deep-copy{font-size:17px;color:#554d47;max-width:720px}
.deep-copy p{margin:0 0 22px}
.dark-band{background:var(--ink);color:#fff}
.dark-band .eyebrow{color:#d99a82}
.dark-band h2{font-size:clamp(34px,5vw,60px);line-height:1.18;margin:14px 0 20px}
.dark-band p{color:#c9beb7;max-width:630px}
.fact-row{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid rgba(255,255,255,.2);margin-top:52px}
.fact{padding:27px 24px 10px 0;border-right:1px solid rgba(255,255,255,.16)}
.fact:not(:first-child){padding-left:24px}
.fact:last-child{border-right:0}
.fact strong{display:block;font-size:42px;color:#e1a087;line-height:1.1}
.fact span{font-size:14px;color:#c9beb7}
.timeline{border-top:1px solid var(--line)}
.timeline-item{display:grid;grid-template-columns:140px 1fr 170px;gap:30px;padding:30px 0;border-bottom:1px solid var(--line);align-items:start;transition:.3s}
.timeline-item:hover{padding-left:12px;background:rgba(242,235,226,.55)}
.timeline-date{color:var(--wine);font-size:14px;font-weight:700}
.timeline-content h3{font-size:25px;margin:0 0 8px;line-height:1.35}
.timeline-content p{color:var(--muted);margin:0;max-width:680px}
.timeline-link{color:var(--wine);font-size:14px;text-align:right;padding-top:5px}
.timeline-link span{display:inline-block;transition:.3s}
.timeline-item:hover .timeline-link span{transform:translateX(6px)}
.feature-story{display:grid;grid-template-columns:1fr 1fr;gap:0;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.feature-story img{height:420px}
.feature-story-content{padding:48px 50px}
.feature-story-content h3{font-size:34px;line-height:1.3;margin:18px 0}
.feature-story-content p{color:var(--muted);margin-bottom:26px}
.related-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:28px}
.related-list{border-top:1px solid var(--line)}
.related-item{display:flex;justify-content:space-between;gap:20px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}
.related-item h3{font-size:17px;margin:4px 0}
.related-item p{font-size:13px;color:var(--muted);margin:0}
.related-item a{color:var(--wine);font-size:13px;white-space:nowrap}
.quote-box{background:#eee4d9;border-left:5px solid var(--wine);padding:34px 38px;border-radius:0 var(--radius) var(--radius) 0}
.quote-box p{font-size:22px;line-height:1.65;margin:0 0 18px}
.quote-box span{color:var(--muted);font-size:13px}
.faq-list{border-top:1px solid var(--line);max-width:930px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;gap:25px;background:none;color:var(--ink);text-align:left;padding:24px 0;font-weight:750;font-size:18px}
.faq-question i{font-style:normal;color:var(--wine);font-size:25px;transition:.3s}
.faq-answer{display:grid;grid-template-rows:0fr;transition:.35s var(--ease)}
.faq-answer>div{overflow:hidden;color:var(--muted);max-width:760px}
.faq-item.open .faq-answer{grid-template-rows:1fr}
.faq-item.open .faq-question i{transform:rotate(45deg)}
.cta{background:var(--wine);color:#fff;padding:76px 0}
.cta-grid{display:flex;justify-content:space-between;align-items:center;gap:40px}
.cta h2{font-size:clamp(30px,4vw,52px);line-height:1.2;margin:12px 0}
.cta p{color:#f0dcd1;max-width:560px;margin:0}
.cta .btn{background:#fff;color:var(--wine)}
.cta .btn:hover{background:#f5e8df}
footer{background:var(--ink);color:#fff;padding:58px 0 25px}
.footer-top{display:flex;justify-content:space-between;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.16)}
.footer-brand{font-size:27px;font-weight:850;color:#f5d8ca}
.footer-brand p{font-size:14px;font-weight:400;color:#bdb0a8;max-width:300px;margin:8px 0 0}
.footer-nav{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:12px 25px;max-width:650px}
.footer-nav a{font-size:13px;color:#d2c6bf;transition:.25s}
.footer-nav a:hover{color:#fff;text-decoration:underline;text-underline-offset:5px}
.footer-bottom{display:flex;flex-wrap:wrap;gap:14px 25px;padding-top:22px;color:#a99b93;font-size:12px}
.footer-bottom a:hover{color:#fff}
@media(max-width:992px){
 .nav-side{gap:13px}.nav a{font-size:12px}.hero-layout,.intro-grid,.feature-story,.related-grid{grid-template-columns:1fr;gap:35px}
 .hero-image{height:330px}.feature-story img{height:300px}.feature-story-content{padding:34px}
 .section{padding:84px 0}.timeline-item{grid-template-columns:110px 1fr}.timeline-link{grid-column:2;text-align:left}
}
@media(max-width:768px){
 .container{width:min(var(--container),calc(100% - 34px))}
 .nav{height:70px;display:flex;justify-content:space-between}.brand{order:1}.menu-toggle{display:block;order:2}
 .nav-side{display:none;position:absolute;top:70px;left:0;right:0;background:var(--paper);padding:22px 24px 30px;box-shadow:0 18px 30px rgba(30,20,15,.1);flex-direction:column;align-items:stretch;gap:0}
 .nav-side.right{justify-content:flex-start}.nav.menu-visible .nav-side{display:flex}
 .nav-side a{padding:14px 0;border-bottom:1px solid var(--line);font-size:15px}
 .nav-side a:after{display:none}.nav-side.left{order:3}.nav-side.right{order:4}
 .nav{flex-wrap:wrap}.nav .brand{margin:auto}
 .nav-side.left,.nav-side.right{width:100%}
 .page-hero{padding:55px 0 70px}.page-hero:after{font-size:120px}.page-hero h1{font-size:52px}
 .hero-caption{display:block}.hero-caption span{display:block;margin-top:5px}
 .section-head{display:block;margin-bottom:32px}.section-head p{margin-top:18px}
 .fact-row{grid-template-columns:1fr}.fact,.fact:not(:first-child){padding:21px 0;border-right:0;border-bottom:1px solid rgba(255,255,255,.16)}
 .fact:last-child{border-bottom:0}.timeline-item{grid-template-columns:1fr;gap:7px;padding:23px 0}.timeline-link{grid-column:auto;text-align:left;margin-top:5px}
 .cta-grid,.footer-top{display:block}.cta .btn{margin-top:28px}.footer-nav{justify-content:flex-start;margin-top:28px}
}
@media(max-width:520px){
 .section{padding:68px 0}.page-hero h1{font-size:44px}.page-hero p{font-size:16px}
 .hero-image{height:260px}.feature-story-content{padding:27px 23px}.feature-story-content h3{font-size:28px}
 .timeline-content h3{font-size:21px}.quote-box{padding:25px 22px}.quote-box p{font-size:18px}
 .footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:9px}
}
@media(prefers-reduced-motion:reduce){
 *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
}