/* roulang page: index */
:root{--orange:#d97732;--orange-dark:#ad5120;--ink:#202321;--paper:#f7f5f0;--mist:#ebe9e2;--muted:#69706c;--line:#d9d8d0;--green:#6c8175;--radius:18px;--shadow:0 14px 36px rgba(32,35,33,.08);--max:1220px;--ease:.25s ease}
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:"PingFang SC","Noto Sans SC","Microsoft YaHei",Arial,sans-serif;background:var(--paper);color:var(--ink);line-height:1.8;font-size:16px;padding-bottom:76px}
    a{text-decoration:none;color:inherit;transition:var(--ease)}
    img{display:block;width:100%;object-fit:cover}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .topbar{background:#fffdf9;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
    .navrow{height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .logo{font-size:23px;font-weight:800;letter-spacing:-1px;white-space:nowrap}
    .logo i{display:inline-block;width:10px;height:10px;background:var(--orange);margin-right:8px;border-radius:50%}
    .navlinks{display:flex;align-items:center;gap:18px;font-size:14px;color:#4f5651}
    .navlinks a{padding:8px 9px;border-bottom:2px solid transparent}
    .navlinks a:hover,.navlinks a.active{color:var(--orange-dark);border-color:var(--orange)}
    .nav-cta,.btn-primary{background:var(--orange);color:#fff;border:1px solid var(--orange);border-radius:9px;padding:11px 18px;font-weight:700}
    .nav-cta:hover,.btn-primary:hover{background:var(--orange-dark);border-color:var(--orange-dark);transform:translateY(-2px)}
    .btn-secondary{border:1px solid #aaa99f;background:#fffdf9;border-radius:9px;padding:11px 18px;font-weight:700}
    .btn-secondary:hover{border-color:var(--orange);color:var(--orange-dark);transform:translateY(-2px)}
    .btn-primary:focus-visible,.btn-secondary:focus-visible,.navlinks a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid rgba(217,119,50,.35);outline-offset:3px}
    .steps{display:flex;align-items:center;gap:0;padding:13px 0 15px;overflow-x:auto}
    .step{display:flex;align-items:center;white-space:nowrap;color:#878b83;font-size:13px}
    .step b{width:25px;height:25px;border:1px solid #b9bab1;border-radius:50%;display:grid;place-items:center;margin-right:8px;font-size:12px}
    .step:not(:last-child):after{content:"";width:52px;height:1px;background:var(--line);margin:0 12px}
    .step.active,.step:hover{color:var(--orange-dark)}
    .step.active b{background:var(--orange);border-color:var(--orange);color:#fff}
    .hero{min-height:610px;display:flex;align-items:center;background:#292d2a url('/assets/images/backpic/back-1.webp') center/cover;position:relative;color:#fff}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(26,29,27,.94) 0%,rgba(26,29,27,.79) 52%,rgba(26,29,27,.38))}
    .hero-inner{position:relative;z-index:1;width:100%;display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:center;padding:70px 0}
    .eyebrow{color:#f0a267;text-transform:uppercase;letter-spacing:2px;font-size:12px;font-weight:800;margin-bottom:18px}
    h1{font-size:clamp(42px,6vw,76px);line-height:1.13;letter-spacing:-4px;max-width:720px;margin-bottom:25px}
    .hero-copy{font-size:18px;color:#e1e4dd;max-width:680px;line-height:1.95}
    .actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .hero .btn-secondary{background:transparent;color:#fff;border-color:#aeb4ac}
    .hero .btn-secondary:hover{border-color:#fff;color:#fff}
    .paper{background:#fffdf9;color:var(--ink);padding:27px;border-radius:14px;box-shadow:0 22px 55px rgba(0,0,0,.2);transform:rotate(1deg)}
    .paper-top{display:flex;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:16px;margin-bottom:18px}
    .paper h2{font-size:24px;line-height:1.35}
    .paper-list{list-style:none;display:grid;gap:12px;color:#555d57;font-size:14px}
    .paper-list li{display:flex;gap:10px}.paper-list b{color:var(--orange)}
    .field{border:1px solid var(--line);border-radius:8px;padding:11px 13px;background:#fff;width:100%;margin-top:18px}
    .paper small{display:block;color:#8a8c85;font-size:11px;margin-top:10px}
    section{padding:94px 0}
    .section-head{display:flex;justify-content:space-between;gap:28px;align-items:end;margin-bottom:38px}
    .kicker{font-size:12px;letter-spacing:2px;color:var(--orange-dark);font-weight:800;margin-bottom:10px}
    h2{font-size:clamp(29px,4vw,46px);line-height:1.25;letter-spacing:-2px}
    .section-intro{max-width:590px;color:var(--muted);line-height:1.9}
    .points{display:grid;grid-template-columns:1.1fr .9fr 1.25fr;gap:18px}
    .point{background:#fff;border:1px solid var(--line);padding:27px;min-height:190px;position:relative}
    .point:nth-child(2){background:#e9eee9;margin-top:28px}.point:nth-child(3){background:#292d2a;color:#fff}
    .num{font-size:13px;color:var(--orange);font-weight:800;display:block;margin-bottom:28px}
    .point h3{font-size:23px;margin-bottom:10px}.point p{color:var(--muted);font-size:14px}.point:nth-child(3) p{color:#c9d0c9}
    .point a{display:inline-block;margin-top:18px;font-size:13px;color:var(--orange-dark);font-weight:800}
    .split{display:grid;grid-template-columns:5fr 7fr;gap:54px;align-items:center}
    .split.reverse{grid-template-columns:7fr 5fr}
    .photo{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);min-height:410px}
    .photo img{height:100%;min-height:410px}
    .copy p{color:var(--muted);margin:18px 0;line-height:2}
    .bullet-list{list-style:none;border-top:1px solid var(--line);margin-top:24px}
    .bullet-list li{padding:15px 0;border-bottom:1px solid var(--line);display:flex;gap:14px}
    .bullet-list strong{color:var(--orange-dark);min-width:80px}
    .darkband{background:#292d2a;color:#fff}
    .darkband .section-intro{color:#c7cec6}
    .flow{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid #68716a}
    .flow-item{padding:26px 20px 10px;border-right:1px solid #68716a}.flow-item:last-child{border:0}
    .flow-item b{font-size:34px;color:#ef9b5e;display:block;margin-bottom:18px}.flow-item h3{font-size:19px;margin-bottom:8px}.flow-item p{color:#c7cec6;font-size:14px}
    .stats{display:grid;grid-template-columns:1fr 1.5fr;gap:55px;align-items:start}
    .statbox{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line)}
    .stat{background:#fff;padding:25px}.stat strong{font-size:35px;color:var(--orange-dark);display:block}.stat span{font-size:13px;color:var(--muted)}
    .quote{font-size:25px;line-height:1.7;border-left:4px solid var(--orange);padding-left:26px}
    .quote small{display:block;color:var(--muted);font-size:13px;margin-top:15px}
    .news-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
    .feature{background:#fff;border:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr}
    .feature img{height:100%;min-height:280px}.feature-content{padding:29px}.date{font-size:12px;color:var(--orange-dark);font-weight:800}
    .feature h3{font-size:25px;line-height:1.4;margin:12px 0}.feature p,.news-item p{color:var(--muted);font-size:14px}
    .news-list{background:#fff;border:1px solid var(--line);padding:5px 24px}
    .news-item{padding:18px 0;border-bottom:1px solid var(--line)}.news-item:last-child{border:0}.news-item h3{font-size:17px;margin:4px 0}.read{font-size:13px;color:var(--orange-dark);font-weight:800;display:inline-block;margin-top:7px}
    .brand{background:#ede8dd}.brand-grid{display:grid;grid-template-columns:1fr 1.5fr;gap:60px;align-items:start}.brand p{color:#5d655f;line-height:2;margin-top:15px}
    .faq{max-width:880px;margin:auto}.faq details{border-top:1px solid var(--line);padding:22px 0}.faq details:last-child{border-bottom:1px solid var(--line)}summary{list-style:none;cursor:pointer;font-size:18px;font-weight:700;display:flex;justify-content:space-between;gap:20px}summary::-webkit-details-marker{display:none}summary:after{content:"+";color:var(--orange);font-size:25px;font-weight:400}details[open] summary:after{content:"−"}details p{color:var(--muted);margin-top:13px;max-width:780px}
.cta{background:var(--orange);color:#fff;padding:45px 0}.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta p{color:#fff1e8;margin-top:8px}.cta .btn-secondary{background:#fff;color:var(--orange-dark);border-color:#fff}
footer{background:#202321;color:#c8cec8;padding:52px 0 38px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px}.footer-title{color:#fff;font-size:19px;font-weight:800;margin-bottom:15px}.footer-grid a{display:block;color:#aeb7ae;font-size:14px;margin:7px 0}.footer-grid a:hover{color:#f0a267}.copyright{border-top:1px solid #454b46;margin-top:38px;padding-top:23px;font-size:12px;color:#929a93}
.fixed-cta{position:fixed;z-index:30;bottom:0;left:0;right:0;background:#fffdf9;border-top:1px solid var(--line);box-shadow:0 -8px 25px rgba(0,0,0,.08)}.fixed-inner{min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:20px}.fixed-inner p{font-size:14px}.fixed-inner p span{color:var(--orange-dark);font-weight:800}
@media(max-width:1024px){.hero-inner{gap:35px}.navlinks{gap:4px}.split,.split.reverse{gap:32px}.stats{gap:28px}}
@media(max-width:768px){.container{width:min(100% - 32px,var(--max))}.navrow{height:66px}.navlinks{display:none}.nav-cta{padding:9px 12px;font-size:13px}.hero-inner,.split,.split.reverse,.stats,.brand-grid,.news-layout{grid-template-columns:1fr}.hero{min-height:auto}.hero-inner{padding:68px 0}.hero h1{letter-spacing:-2px}.paper{max-width:560px;transform:none}.points{grid-template-columns:1fr}.point:nth-child(2){margin-top:0}.flow{grid-template-columns:1fr 1fr}.flow-item:nth-child(2){border-right:0}.flow-item:nth-child(3){border-top:1px solid #68716a}.feature{grid-template-columns:1fr}.feature img{min-height:210px}.cta-inner{align-items:flex-start;flex-direction:column}section{padding:68px 0}.section-head{display:block}.section-intro{margin-top:16px}}
@media(max-width:520px){body{font-size:15px}.steps{margin-right:-16px;padding-right:16px}.step:not(:last-child):after{width:22px;margin:0 8px}h1{font-size:40px}.hero-copy{font-size:16px}.actions a{width:100%;text-align:center}.paper{padding:21px}.flow{grid-template-columns:1fr}.flow-item,.flow-item:nth-child(2){border-right:0;border-bottom:1px solid #68716a}.statbox{grid-template-columns:1fr 1fr}.stat{padding:17px}.stat strong{font-size:28px}.fixed-inner{min-height:68px}.fixed-inner p{font-size:12px;line-height:1.4}.fixed-inner .btn-primary{padding:9px 12px;white-space:nowrap;font-size:13px}}

/* roulang page: category2 */
:root{--orange:#d97732;--orange-dark:#ad5120;--ink:#202321;--paper:#f7f5f0;--mist:#ebe9e2;--muted:#69706c;--line:#d9d8d0;--green:#6c8175;--radius:18px;--shadow:0 14px 36px rgba(32,35,33,.08);--max:1220px;--ease:.25s ease}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"PingFang SC","Noto Sans SC","Microsoft YaHei",Arial,sans-serif;background:var(--paper);color:var(--ink);line-height:1.8;font-size:16px;padding-bottom:76px}
    a{text-decoration:none;color:inherit;transition:var(--ease)}
    img{display:block;width:100%;object-fit:cover}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .topbar{background:#fffdf9;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
    .navrow{height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .logo{font-size:23px;font-weight:800;letter-spacing:-1px;white-space:nowrap}
    .logo i{display:inline-block;width:10px;height:10px;background:var(--orange);margin-right:8px;border-radius:50%}
    .navlinks{display:flex;align-items:center;gap:4px;font-size:14px;color:#4f5651}
    .navlinks a{padding:8px 9px;border-bottom:2px solid transparent}
    .navlinks a:hover,.navlinks a.active{color:var(--orange-dark);border-color:var(--orange)}
    .nav-cta,.btn-primary{background:var(--orange);color:#fff;border:1px solid var(--orange);border-radius:9px;padding:11px 18px;font-weight:700;transition:var(--ease)}
    .nav-cta:hover,.btn-primary:hover{background:var(--orange-dark);border-color:var(--orange-dark);transform:translateY(-2px)}
    .btn-secondary{border:1px solid #aaa99f;background:#fffdf9;border-radius:9px;padding:11px 18px;font-weight:700;transition:var(--ease)}
    .btn-secondary:hover{border-color:var(--orange);color:var(--orange-dark);transform:translateY(-2px)}
    .btn-primary:focus-visible,.btn-secondary:focus-visible,.navlinks a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible,.menu-btn:focus-visible{outline:3px solid rgba(217,119,50,.35);outline-offset:3px}
    .menu-btn{display:none;background:none;border:1px solid var(--line);padding:8px 11px;border-radius:8px;color:var(--ink)}
    .steps{display:flex;gap:0;border-top:1px solid #efede7;overflow:auto}
    .step{flex:1;min-width:160px;padding:12px 14px;display:flex;gap:10px;align-items:center;color:var(--muted);font-size:13px;border-bottom:3px solid transparent}
    .step b{font-size:12px;color:#9b9f99}
    .step:hover,.step.active{color:var(--orange-dark);border-color:var(--orange)}
    .step.active b{color:var(--orange)}
    .hero{background:#292d2a url('/assets/images/backpic/back-2.webp') center/cover;position:relative;color:#fff}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(26,29,27,.95),rgba(26,29,27,.78) 55%,rgba(26,29,27,.38))}
    .hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center;padding:86px 0}
    .eyebrow{color:#f0a267;letter-spacing:2px;font-size:12px;font-weight:800;margin-bottom:16px}
    h1{font-size:clamp(42px,5.3vw,72px);line-height:1.15;letter-spacing:-3px;margin:0 0 22px;font-weight:850}
    h2{font-size:clamp(30px,4vw,45px);line-height:1.3;letter-spacing:-1.5px;margin:0}
    h3{line-height:1.4;margin:0}
    .hero-copy{font-size:18px;color:#e1e4dd;max-width:650px;line-height:1.95}
    .actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .hero .btn-secondary{background:transparent;color:#fff;border-color:#aeb4ac}
    .hero .btn-secondary:hover{border-color:#fff;color:#fff}
    .question-box{background:#fffdf9;color:var(--ink);padding:28px;border-radius:16px;box-shadow:0 18px 45px rgba(0,0,0,.2)}
    .question-box h3{font-size:22px;margin-bottom:7px}
    .question-box p{color:var(--muted);font-size:14px;margin:0 0 20px}
    .field{display:grid;gap:7px;margin-bottom:14px}
    .field label{font-size:13px;font-weight:700;color:#565e58}
    select{width:100%;border:1px solid var(--line);border-radius:8px;padding:11px;background:#fff;color:var(--ink)}
    .question-box .btn-primary{width:100%;text-align:center}
    section{padding:88px 0}
    .section-head{display:flex;justify-content:space-between;gap:28px;align-items:end;margin-bottom:38px}
    .section-intro{max-width:620px;color:var(--muted);line-height:1.9}
    .kicker{color:var(--orange-dark);font-size:12px;font-weight:800;letter-spacing:1.5px;margin-bottom:12px}
    .data-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:24px}
    .data-panel,.side-panel,.reading-card,.source-note,.quote-box,.news-item,.faq details{background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
    .data-panel{padding:34px}
    .data-panel h3{font-size:26px;margin-bottom:15px}
    .data-panel p{color:var(--muted);margin:0}
    .metric-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px}
    .metric{background:var(--mist);padding:18px;border-radius:12px}
    .metric strong{display:block;font-size:28px;color:var(--orange-dark);line-height:1.2}
    .metric span{font-size:13px;color:var(--muted)}
    .side-panel{padding:26px}
    .side-panel h3{font-size:19px;margin-bottom:15px}
    .tag-list{display:flex;flex-wrap:wrap;gap:8px}
    .tag{display:inline-block;padding:5px 10px;border:1px solid #cbd2ca;color:var(--green);border-radius:99px;font-size:13px}
    .side-list{list-style:none;padding:0;margin:23px 0 0}
    .side-list li{padding:13px 0;border-top:1px solid var(--line);font-size:14px;display:flex;justify-content:space-between;gap:15px}
    .side-list span{color:var(--muted)}
    .split{display:grid;grid-template-columns:5fr 7fr;gap:64px;align-items:center}
    .split img{height:440px;border-radius:var(--radius)}
    .text-block p{color:var(--muted);line-height:2;margin:17px 0}
    .bullet-list{list-style:none;padding:0;border-top:1px solid var(--line);margin:24px 0 0}
    .bullet-list li{padding:15px 0;border-bottom:1px solid var(--line);display:flex;gap:14px}
    .bullet-list b{color:var(--orange-dark);min-width:75px}
    .darkband{background:#292d2a;color:#fff}
    .darkband .section-intro,.darkband .flow-item p{color:#c7cec6}
    .flow-grid{display:grid;grid-template-columns:repeat(4,1fr);margin-top:35px}
    .flow-item{padding:22px 23px;border-right:1px solid #68716a}
    .flow-item:last-child{border:0}
    .flow-item b{font-size:34px;color:#ef9b5e;display:block;margin-bottom:12px}
    .flow-item h3{font-size:19px;margin-bottom:8px}
    .reading-layout{display:grid;grid-template-columns:1.4fr .6fr;gap:25px}
    .reading-card{padding:28px}
    .reading-card h3{font-size:22px;margin-bottom:10px}
    .reading-card p{color:var(--muted);font-size:15px;margin:0}
    .reading-card strong{color:var(--orange-dark)}
    .source-note{padding:25px;background:#ede8dd}
    .source-note h3{font-size:18px;margin-bottom:10px}
    .source-note p{color:#5d655f;font-size:14px;margin:0;line-height:1.9}
    .quote-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:25px}
    .quote-box{padding:32px;background:#ede8dd}
    .quote-box p{font-size:22px;line-height:1.7;margin:0}
    .quote-box small{display:block;color:var(--muted);margin-top:18px}
    .update-list{list-style:none;padding:0;margin:0}
    .update-list li{display:flex;gap:20px;padding:18px 0;border-bottom:1px solid var(--line)}
    .update-list time{color:var(--orange-dark);font-size:13px;font-weight:800;min-width:90px}
    .update-list p{margin:0;color:var(--muted);font-size:14px}
    .faq{max-width:900px;margin:auto}
    .faq details{border-radius:0;border-width:1px 0 0;padding:21px 5px;background:transparent}
    .faq details:last-child{border-bottom-width:1px}
    .faq summary{cursor:pointer;font-size:18px;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:20px}
    .faq summary::-webkit-details-marker{display:none}
    .faq summary:after{content:"＋";color:var(--orange-dark);font-size:22px}
    .faq details[open] summary:after{content:"－"}
    .faq details p{color:var(--muted);max-width:780px;margin:13px 0 2px}
    .cta{background:var(--orange);color:#fff;padding:43px 0}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta h2{font-size:32px}
    .cta p{color:#fff1e8;margin:8px 0 0}
    .cta .btn-secondary{background:#fff;color:var(--orange-dark);border-color:#fff}
    footer{background:#202321;color:#c8cec8;padding:52px 0 38px}
    .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px}
    .footer-title{color:#fff;font-size:19px;font-weight:800;margin-bottom:15px}
    .footer-grid p{margin:0;color:#aeb7ae;font-size:14px;line-height:2}
    .footer-grid a{display:block;color:#aeb7ae;font-size:14px;margin:7px 0}
    .footer-grid a:hover{color:#f0a267}
    .copyright{border-top:1px solid #454b46;margin-top:38px;padding-top:23px;font-size:12px;color:#929a93}
    .fixed-cta{position:fixed;z-index:30;bottom:0;left:0;right:0;background:#fffdf9;border-top:1px solid var(--line);box-shadow:0 -8px 25px rgba(0,0,0,.08)}
    .fixed-inner{min-height:68px;display:flex;justify-content:space-between;align-items:center;gap:20px}
    .fixed-inner p{margin:0;font-size:14px;color:#555d57}
    .fixed-inner strong{color:var(--ink)}
    @media(max-width:1024px){.navlinks{gap:0}.navlinks a{padding:8px 5px;font-size:13px}.hero-inner{gap:35px}.data-grid,.reading-layout{grid-template-columns:1fr}.split{gap:35px}}
    @media(max-width:768px){.container{width:min(100% - 32px,var(--max))}.navrow{height:66px}.navlinks{display:none;position:absolute;top:66px;left:0;right:0;background:#fffdf9;padding:12px 16px;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch}.navlinks.open{display:flex}.navlinks a{border:0;border-left:3px solid transparent}.navlinks a.active{border-left-color:var(--orange);border-bottom:0}.menu-btn{display:block}.nav-cta{padding:9px 12px;font-size:13px}.hero-inner,.split,.quote-layout{grid-template-columns:1fr}.hero-inner{padding:68px 0}.hero h1{font-size:42px;letter-spacing:-2px}.hero-copy{font-size:16px}.metric-row,.flow-grid{grid-template-columns:1fr 1fr}.flow-item{border-right:0;border-bottom:1px solid #68716a}.flow-item:nth-child(3),.flow-item:nth-child(4){border-bottom:0}.section-head{display:block}.section-intro{margin-top:15px}.split img{height:280px}.cta-inner{align-items:flex-start;flex-direction:column}.footer-grid{grid-template-columns:1fr 1fr}}
    @media(max-width:520px){body{font-size:15px}.steps{margin:0 -16px;padding:0 16px}.step{min-width:125px;padding:10px 8px;font-size:12px}.step b{font-size:11px}.hero h1{font-size:36px}.actions a{width:100%;text-align:center}.question-box,.data-panel{padding:22px}.metric-row,.flow-grid,.footer-grid{grid-template-columns:1fr}.flow-item:nth-child(3){border-bottom:1px solid #68716a}.flow-item:nth-child(4){border-bottom:0}.fixed-inner{padding:10px 0}.fixed-inner p{font-size:12px;line-height:1.5}.fixed-inner .btn-primary{padding:8px 11px;white-space:nowrap;font-size:12px}}

/* roulang page: category1 */
:root{--orange:#d97732;--orange-dark:#ad5120;--ink:#202321;--paper:#f7f5f0;--mist:#ebe9e2;--muted:#69706c;--line:#d9d8d0;--green:#6c8175;--radius:18px;--shadow:0 14px 36px rgba(32,35,33,.08);--max:1220px;--ease:.25s ease}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"PingFang SC","Noto Sans SC","Microsoft YaHei",Arial,sans-serif;background:var(--paper);color:var(--ink);line-height:1.8;font-size:16px;padding-bottom:76px}
    a{text-decoration:none;color:inherit;transition:var(--ease)}
    img{display:block;width:100%;object-fit:cover}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .topbar{background:#fffdf9;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
    .navrow{height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .logo{font-size:23px;font-weight:800;letter-spacing:-1px;white-space:nowrap}
    .logo i{display:inline-block;width:10px;height:10px;background:var(--orange);margin-right:8px;border-radius:50%}
    .navlinks{display:flex;align-items:center;gap:4px;font-size:14px;color:#4f5651}
    .navlinks a{padding:8px 9px;border-bottom:2px solid transparent}
    .navlinks a:hover,.navlinks a.active{color:var(--orange-dark);border-color:var(--orange)}
    .nav-cta,.btn-primary{background:var(--orange);color:#fff;border:1px solid var(--orange);border-radius:9px;padding:11px 18px;font-weight:700;display:inline-block}
    .nav-cta:hover,.btn-primary:hover{background:var(--orange-dark);border-color:var(--orange-dark);transform:translateY(-2px)}
    .btn-secondary{border:1px solid #aaa99f;background:#fffdf9;border-radius:9px;padding:11px 18px;font-weight:700;display:inline-block}
    .btn-secondary:hover{border-color:var(--orange);color:var(--orange-dark);transform:translateY(-2px)}
    .nav-cta:focus-visible,.btn-primary:focus-visible,.btn-secondary:focus-visible,.navlinks a:focus-visible,summary:focus-visible,.menu-toggle:focus-visible{outline:3px solid rgba(217,119,50,.35);outline-offset:3px}
    .steps{display:flex;gap:0;border-top:1px solid var(--line);overflow-x:auto}
    .step{flex:1;min-width:150px;padding:13px 18px 14px;color:var(--muted);font-size:13px;border-right:1px solid var(--line);position:relative}
    .step b{color:#9b9f98;margin-right:9px;font-size:12px}
    .step.active{color:var(--orange-dark);font-weight:800}
    .step.active b{color:var(--orange)}
    .step.active:after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:3px;background:var(--orange)}
    .menu-toggle{display:none;border:1px solid var(--line);background:#fffdf9;border-radius:8px;padding:7px 10px;color:var(--ink)}
    .mobile-menu{display:none;background:#fffdf9;border-top:1px solid var(--line);padding:10px 16px 18px}
    .mobile-menu a{display:block;padding:10px 0;border-bottom:1px solid var(--line);font-size:14px}
    .hero{background:#292d2a url('/assets/images/backpic/back-2.webp') center/cover;position:relative;color:#fff}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(26,29,27,.95),rgba(26,29,27,.78) 58%,rgba(26,29,27,.42))}
    .hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:center;padding:92px 0}
    .eyebrow{color:#f0a267;letter-spacing:2px;font-size:12px;font-weight:800;margin-bottom:18px}
    h1{font-size:clamp(42px,6vw,70px);line-height:1.15;letter-spacing:-3px;margin:0 0 25px;font-weight:850}
    h2{font-size:clamp(30px,4vw,46px);line-height:1.25;letter-spacing:-1.5px;margin:0 0 16px}
    h3{line-height:1.4;margin:0 0 10px}
    .hero-copy{font-size:18px;color:#e1e4dd;max-width:650px;line-height:1.95}
    .hero .btn-secondary{background:transparent;color:#fff;border-color:#aeb4ac}
    .hero .btn-secondary:hover{border-color:#fff;color:#fff}
    .actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .rule-panel{background:#f8f5ed;color:var(--ink);padding:28px;border:1px solid rgba(255,255,255,.35);border-radius:var(--radius);box-shadow:0 18px 42px rgba(0,0,0,.2)}
    .panel-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:18px}
    .panel-tag,.tag{display:inline-block;background:#eee6d9;color:var(--orange-dark);font-size:12px;font-weight:800;padding:4px 9px;border-radius:20px}
    .rule-row{display:flex;gap:16px;padding:14px 0;border-bottom:1px solid var(--line)}
    .rule-row:last-child{border-bottom:0}
    .rule-row b{color:var(--orange);font-size:20px;min-width:28px}
    section{padding:88px 0}
    .section-head{display:flex;justify-content:space-between;gap:28px;align-items:end;margin-bottom:38px}
    .section-intro{max-width:620px;color:var(--muted);line-height:1.95}
    .intro-kicker{font-size:12px;letter-spacing:1.5px;color:var(--orange-dark);font-weight:800;margin-bottom:10px}
    .concept-grid{display:grid;grid-template-columns:5fr 7fr;gap:54px;align-items:start}
    .concept-photo{position:relative}
    .concept-photo img{height:450px;border-radius:var(--radius)}
    .image-note{position:absolute;bottom:18px;left:18px;background:rgba(32,35,33,.86);color:#fff;padding:9px 13px;border-radius:7px;font-size:12px}
    .reading-card{background:#fff;border:1px solid var(--line);padding:28px;border-radius:var(--radius);box-shadow:var(--shadow)}
    .reading-card h3{font-size:24px}
    .bullet-list{list-style:none;padding:0;margin:24px 0 0;border-top:1px solid var(--line)}
    .bullet-list li{padding:15px 0;border-bottom:1px solid var(--line);display:flex;gap:14px}
    .bullet-list li:before{content:"";width:7px;height:7px;background:var(--orange);border-radius:50%;margin-top:12px;flex:none}
    .darkband{background:#292d2a;color:#fff}
    .darkband .section-intro{color:#c7cec6}
    .timeline{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid #68716a}
    .timeline-item{padding:28px 24px 8px;border-right:1px solid #68716a}
    .timeline-item:last-child{border-right:0}
    .timeline-item b{font-size:38px;color:#ef9b5e;display:block;margin-bottom:15px}
    .timeline-item h3{font-size:19px}
    .timeline-item p{color:#c7cec6;font-size:14px}
    .compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .compare-card{padding:28px;border:1px solid var(--line);border-radius:14px;background:#fff}
    .compare-card.good{border-top:4px solid var(--green)}
    .compare-card.warn{border-top:4px solid #b8a58f;background:#f1eee7}
    .compare-card h3{font-size:21px}
    .compare-card ul{padding-left:20px;color:var(--muted);margin-bottom:0}
    .notice{display:flex;gap:18px;align-items:flex-start;background:#ede8dd;border-left:4px solid var(--orange);padding:22px 25px;border-radius:0 12px 12px 0;margin-top:28px}
    .notice strong{white-space:nowrap;color:var(--orange-dark)}
    .two-col{display:grid;grid-template-columns:1fr 1fr;gap:32px}
    .plain-block{padding:30px 0;border-top:1px solid var(--line)}
    .plain-block p{color:var(--muted);margin:0}
    .faq{max-width:880px;margin:auto}
    .faq details{border-top:1px solid var(--line);padding:22px 0}
    .faq details:last-child{border-bottom:1px solid var(--line)}
    .faq summary{cursor:pointer;font-size:18px;font-weight:750;list-style:none;display:flex;justify-content:space-between;gap:20px}
    .faq summary:after{content:"＋";color:var(--orange);font-size:22px}
    .faq details[open] summary:after{content:"－"}
    .faq details p{color:var(--muted);max-width:760px;margin:15px 0 0}
    .cta{background:var(--orange);color:#fff;padding:44px 0}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta p{color:#fff1e8;margin:8px 0 0}
    .cta .btn-secondary{background:#fff;color:var(--orange-dark);border-color:#fff}
    footer{background:#202321;color:#c8cec8;padding:52px 0 38px}
    .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px}
    .footer-title{color:#fff;font-size:19px;font-weight:800;margin-bottom:15px}
    .footer-grid p{margin:0}
    .footer-grid a{display:block;color:#aeb7ae;font-size:14px;margin:7px 0}
    .footer-grid a:hover{color:#f0a267}
    .copyright{border-top:1px solid #454b46;margin-top:38px;padding-top:23px;font-size:12px;color:#929a93}
    .fixed-cta{position:fixed;z-index:30;bottom:0;left:0;right:0;background:#fffdf9;border-top:1px solid var(--line);box-shadow:0 -8px 25px rgba(0,0,0,.08)}
    .fixed-inner{height:70px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .fixed-inner p{margin:0;color:var(--muted);font-size:14px}
    .fixed-inner strong{color:var(--ink);margin-right:10px}
    .muted{color:var(--muted)}
    @media(max-width:1024px){.navlinks{gap:0}.navlinks a{padding-left:6px;padding-right:6px}.hero-inner{gap:35px}.container{width:min(var(--max),calc(100% - 36px))}}
    @media(max-width:768px){
      .container{width:calc(100% - 32px)}.navrow{height:66px}.navlinks{display:none}.menu-toggle{display:block}.nav-cta{padding:9px 12px;font-size:13px}
      .hero-inner,.concept-grid,.two-col{grid-template-columns:1fr}.hero-inner{padding:68px 0;gap:38px}h1{font-size:42px;letter-spacing:-2px}.hero-copy{font-size:16px}
      section{padding:68px 0}.section-head{display:block}.section-intro{margin-top:15px}.timeline{grid-template-columns:1fr}.timeline-item{border-right:0;border-bottom:1px solid #68716a}.timeline-item:last-child{border-bottom:0}.compare{grid-template-columns:1fr}.concept-photo img{height:300px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.cta-inner{align-items:flex-start;flex-direction:column}.fixed-inner{height:auto;min-height:68px;padding:9px 0}.fixed-inner p{font-size:12px}.fixed-inner strong{display:block;margin:0 0 2px}.fixed-inner .btn-primary{padding:9px 12px;white-space:nowrap;font-size:13px}
    }
    @media(max-width:520px){.nav-cta{display:none}.steps{margin:0;width:100%}.step{min-width:125px;padding-left:12px;padding-right:12px}.hero .actions a{width:100%;text-align:center}.rule-panel{padding:22px}.footer-grid{grid-template-columns:1fr}.fixed-inner p{max-width:205px}.fixed-inner .btn-primary{font-size:12px}}

/* roulang page: category5 */
:root{--orange:#d97732;--orange-dark:#ad5120;--ink:#202321;--paper:#f7f5f0;--mist:#ebe9e2;--muted:#69706c;--line:#d9d8d0;--green:#6c8175;--radius:18px;--shadow:0 14px 36px rgba(32,35,33,.08);--max:1220px;--ease:.25s ease}
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:"PingFang SC","Noto Sans SC","Microsoft YaHei",Arial,sans-serif;background:var(--paper);color:var(--ink);line-height:1.8;font-size:16px;padding-bottom:76px}
    a{text-decoration:none;color:inherit;transition:var(--ease)}
    img{display:block;width:100%;object-fit:cover}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .topbar{background:#fffdf9;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
    .navrow{height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .logo{font-size:23px;font-weight:800;letter-spacing:-1px;white-space:nowrap}
    .logo i{display:inline-block;width:10px;height:10px;background:var(--orange);margin-right:8px;border-radius:50%}
    .navlinks{display:flex;align-items:center;gap:4px;font-size:14px;color:#4f5651}
    .navlinks a{padding:8px 9px;border-bottom:2px solid transparent}
    .navlinks a:hover,.navlinks a.active{color:var(--orange-dark);border-color:var(--orange)}
    .nav-cta,.btn-primary{background:var(--orange);color:#fff;border:1px solid var(--orange);border-radius:9px;padding:11px 18px;font-weight:700;transition:var(--ease)}
    .nav-cta:hover,.btn-primary:hover{background:var(--orange-dark);border-color:var(--orange-dark);transform:translateY(-2px)}
    .btn-secondary{border:1px solid #aaa99f;background:#fffdf9;border-radius:9px;padding:11px 18px;font-weight:700;transition:var(--ease)}
    .btn-secondary:hover{border-color:var(--orange);color:var(--orange-dark);transform:translateY(-2px)}
    .btn-primary:focus-visible,.btn-secondary:focus-visible,.navlinks a:focus-visible,input:focus-visible,summary:focus-visible,.menu-toggle:focus-visible{outline:3px solid rgba(217,119,50,.35);outline-offset:3px}
    .menu-toggle{display:none;background:none;border:1px solid var(--line);border-radius:8px;padding:7px 10px;color:var(--ink)}
    .steps{display:flex;gap:0;border-top:1px solid #eee9df;overflow-x:auto}
    .step{flex:1;min-width:150px;padding:12px 14px;display:flex;gap:9px;align-items:center;font-size:13px;color:var(--muted);border-bottom:3px solid transparent}
    .step b{color:#9a9f99;font-size:12px}
    .step:hover,.step.active{color:var(--orange-dark);border-color:var(--orange)}
    .step.active b{color:var(--orange)}
    .hero{background:#292d2a url('/assets/images/backpic/back-3.webp') center/cover;position:relative;color:#fff}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(26,29,27,.95),rgba(26,29,27,.78) 57%,rgba(26,29,27,.38))}
    .hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center;padding:92px 0}
    .eyebrow{color:#f0a267;letter-spacing:2px;font-size:12px;font-weight:800;margin-bottom:18px}
    h1{font-size:clamp(42px,6vw,72px);line-height:1.13;letter-spacing:-3px;margin-bottom:25px}
    h2{font-size:clamp(30px,4vw,46px);line-height:1.25;letter-spacing:-1.5px}
    h3{line-height:1.4}
    .hero-copy{font-size:18px;color:#e1e4dd;max-width:670px;line-height:1.95}
    .hero .btn-secondary{background:transparent;color:#fff;border-color:#aeb4ac}
    .hero .btn-secondary:hover{border-color:#fff;color:#fff}
    .actions{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}
    .hero-panel{background:rgba(255,253,249,.96);color:var(--ink);padding:28px;border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.35)}
    .panel-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:17px;margin-bottom:18px}
    .tag{display:inline-block;padding:4px 9px;background:#f5e4d6;color:var(--orange-dark);border-radius:5px;font-size:12px;font-weight:700}
    .trend-line{height:90px;position:relative;margin:18px 0;background:linear-gradient(to bottom,transparent 49%,#e6e2d9 50%,transparent 51%);overflow:hidden}
    .trend-line svg{width:100%;height:100%}
    .panel-note{font-size:13px;color:var(--muted)}
    section{padding:92px 0}
    .section-head{display:flex;justify-content:space-between;gap:28px;align-items:end;margin-bottom:38px}
    .section-intro{max-width:600px;color:var(--muted);line-height:1.9}
    .kicker{color:var(--orange-dark);font-size:12px;letter-spacing:1.5px;font-weight:800;margin-bottom:10px}
    .split{display:grid;grid-template-columns:7fr 5fr;gap:60px;align-items:start}
    .paper-list{list-style:none;display:grid;gap:12px;color:#555d57;font-size:14px}
    .paper-list li{display:flex;gap:10px}
    .paper-list b{color:var(--orange)}
    .reading-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:27px;box-shadow:var(--shadow)}
    .reading-card h3{font-size:22px;margin:9px 0}
    .reading-card p{color:var(--muted);font-size:14px}
    .bullet-list{list-style:none;border-top:1px solid var(--line);margin-top:24px}
    .bullet-list li{padding:15px 0;border-bottom:1px solid var(--line);display:flex;gap:14px}
    .bullet-list strong{color:var(--orange-dark);min-width:85px}
    .photo img{height:100%;min-height:360px;border-radius:var(--radius)}
    .darkband{background:#292d2a;color:#fff}
    .darkband .section-intro{color:#c7cec6}
    .timeline{position:relative;max-width:900px;margin:10px auto 0;padding-left:48px}
    .timeline:before{content:"";position:absolute;left:13px;top:10px;bottom:10px;width:1px;background:#b9b5aa}
    .timeline-item{position:relative;padding:0 0 34px 28px}
    .timeline-item:before{content:"";position:absolute;left:-41px;top:9px;width:14px;height:14px;border-radius:50%;background:var(--orange);border:4px solid #292d2a;box-shadow:0 0 0 1px #d7a27d}
    .timeline-item time{font-size:12px;color:#efa36b;font-weight:800;letter-spacing:1px}
    .timeline-item h3{font-size:21px;margin:5px 0 6px}
    .timeline-item p{color:#c7cec6;font-size:14px;max-width:720px}
    .trend-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:24px}
    .trend-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px}
    .trend-panel h3{font-size:22px;margin-bottom:10px}
    .metric{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:25px}
    .metric div{background:var(--mist);padding:16px;border-radius:10px}
    .metric b{font-size:25px;display:block;color:var(--orange-dark)}
    .metric span{font-size:12px;color:var(--muted)}
    .feature{background:#fff;border:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;border-radius:var(--radius);overflow:hidden}
    .feature img{height:100%;min-height:280px}
    .feature-content{padding:32px}
    .feature h3{font-size:26px;margin:11px 0}
    .feature p{color:var(--muted);font-size:15px}
    .notice{border-left:4px solid var(--orange);background:#f2eee6;padding:23px 25px;color:#555d57}
    .notice strong{display:block;color:var(--ink);margin-bottom:5px}
    .faq{max-width:880px;margin:auto}
    .faq details{border-top:1px solid var(--line);padding:22px 0}
    .faq details:last-child{border-bottom:1px solid var(--line)}
    .faq summary{cursor:pointer;font-size:18px;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:20px}
    .faq summary:after{content:"＋";color:var(--orange);font-size:23px}
    .faq details[open] summary:after{content:"－"}
    .faq details p{color:var(--muted);font-size:15px;padding:14px 30px 0 0}
    .cta{background:var(--orange);color:#fff;padding:45px 0}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta p{color:#fff1e8;margin-top:8px}
    .cta .btn-secondary{background:#fff;color:var(--orange-dark);border-color:#fff}
    footer{background:#202321;color:#c8cec8;padding:52px 0 38px}
    .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px}
    .footer-title{color:#fff;font-size:19px;font-weight:800;margin-bottom:15px}
    .footer-grid a{display:block;color:#aeb7ae;font-size:14px;margin:7px 0}
    .footer-grid a:hover{color:#f0a267}
    .copyright{border-top:1px solid #454b46;margin-top:38px;padding-top:23px;font-size:12px;color:#929a93}
    .fixed-cta{position:fixed;z-index:30;bottom:0;left:0;right:0;background:#fffdf9;border-top:1px solid var(--line);box-shadow:0 -8px 25px rgba(0,0,0,.08)}
    .fixed-inner{height:68px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .fixed-inner p{font-size:14px;color:var(--muted)}
    .fixed-inner strong{color:var(--ink)}
    @media(max-width:1024px){.hero-inner{gap:35px}.navlinks{gap:0}.container{width:min(100% - 32px,var(--max))}}
    @media(max-width:768px){
      body{font-size:15px}.container{width:min(100% - 32px,var(--max))}
      .navrow{height:66px}.navlinks{display:none;position:absolute;top:66px;left:0;right:0;background:#fffdf9;border-bottom:1px solid var(--line);padding:12px 16px;flex-direction:column;align-items:stretch}
      .navlinks.open{display:flex}.navlinks a{padding:10px 8px}.menu-toggle{display:block;margin-left:auto}.nav-cta{padding:9px 12px;font-size:13px}
      .hero-inner,.split,.trend-grid,.feature,.footer-grid{grid-template-columns:1fr}.hero-inner{padding:68px 0}.hero-copy{font-size:16px}h1{letter-spacing:-2px}
      .hero-panel{margin-top:5px}.section-head{display:block}.section-intro{margin-top:16px}section{padding:68px 0}
      .photo img{min-height:230px}.feature img{min-height:210px}.cta-inner{align-items:flex-start;flex-direction:column}
      .fixed-inner{height:auto;min-height:68px;padding:10px 0}.fixed-inner p{font-size:12px;line-height:1.5}.fixed-inner .btn-primary{padding:9px 12px;white-space:nowrap;font-size:13px}
    }
    @media(max-width:520px){.actions a{width:100%;text-align:center}.metric{grid-template-columns:1fr}.steps{margin:0 -16px;padding:0 16px}.step{min-width:125px}.hero-inner{padding:58px 0}h1{font-size:40px}.section-head h2{font-size:30px}.fixed-inner p{max-width:62%}}

/* roulang page: category4 */
:root{--orange:#d97732;--orange-dark:#ad5120;--ink:#202321;--paper:#f7f5f0;--mist:#ebe9e2;--muted:#69706c;--line:#d9d8d0;--green:#6c8175;--radius:18px;--shadow:0 14px 36px rgba(32,35,33,.08);--max:1220px;--ease:.25s ease}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Noto Sans SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.8;padding-bottom:76px}
    a{text-decoration:none;color:inherit;transition:var(--ease)}
    img{display:block;width:100%;object-fit:cover}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .topbar{position:sticky;top:0;z-index:20;background:#fffdf9;border-bottom:1px solid var(--line)}
    .navrow{height:76px;display:flex;align-items:center;justify-content:space-between;gap:25px}
    .logo{font-size:23px;font-weight:800;letter-spacing:-1px;white-space:nowrap}
    .logo i{display:inline-block;width:10px;height:10px;margin-right:8px;background:var(--orange);border-radius:50%}
    .navlinks{display:flex;align-items:center;gap:4px;color:#4f5651;font-size:14px}
    .navlinks a{padding:8px 9px;border-bottom:2px solid transparent}
    .navlinks a:hover,.navlinks a.active{color:var(--orange-dark);border-color:var(--orange)}
    .nav-cta,.btn-primary{display:inline-block;background:var(--orange);color:#fff;border:1px solid var(--orange);border-radius:9px;padding:11px 18px;font-weight:700}
    .nav-cta:hover,.btn-primary:hover{background:var(--orange-dark);border-color:var(--orange-dark);transform:translateY(-2px)}
    .btn-secondary{display:inline-block;border:1px solid #aaa99f;background:#fffdf9;border-radius:9px;padding:11px 18px;font-weight:700}
    .btn-secondary:hover{border-color:var(--orange);color:var(--orange-dark);transform:translateY(-2px)}
    .nav-cta:focus-visible,.btn-primary:focus-visible,.btn-secondary:focus-visible,.navlinks a:focus-visible,summary:focus-visible,.menu-toggle:focus-visible{outline:3px solid rgba(217,119,50,.35);outline-offset:3px}
    .menu-toggle{display:none;border:1px solid var(--line);background:#fffdf9;border-radius:8px;padding:7px 10px;color:var(--ink)}
    .steps{display:flex;gap:0;border-top:1px solid var(--line);overflow:auto}
    .step{position:relative;display:flex;align-items:center;gap:9px;min-width:180px;padding:12px 22px 13px 0;color:var(--muted);font-size:13px;white-space:nowrap}
    .step:after{content:"";height:1px;background:var(--line);width:42px;margin-left:auto}
    .step b{color:#9a9f98;font-size:12px}
    .step.active{color:var(--orange-dark);font-weight:700}
    .step.active b{color:var(--orange)}
    .hero{position:relative;color:#fff;background:#292d2a url('/assets/images/backpic/back-2.webp') center/cover}
    .hero:before{content:"";position:absolute;inset:0;background:rgba(27,30,28,.82)}
    .hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:72px;align-items:center;padding:86px 0}
    .eyebrow{margin-bottom:16px;color:#f0a267;font-size:12px;font-weight:800;letter-spacing:2px}
    h1,h2,h3,p{margin-top:0}
    h1{max-width:700px;margin-bottom:22px;font-size:clamp(42px,6vw,72px);line-height:1.12;letter-spacing:-3px}
    h2{font-size:clamp(30px,4vw,46px);line-height:1.25;letter-spacing:-1.5px}
    h3{line-height:1.4}
    .hero-copy{max-width:650px;color:#e1e4dd;font-size:18px;line-height:1.95}
    .actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .hero .btn-secondary{color:#fff;background:transparent;border-color:#aeb4ac}
    .hero .btn-secondary:hover{color:#fff;border-color:#fff}
    .rule-panel{padding:28px;background:rgba(255,253,249,.96);color:var(--ink);border:1px solid rgba(255,255,255,.4);border-radius:var(--radius);box-shadow:0 20px 50px rgba(0,0,0,.18)}
    .panel-top{display:flex;justify-content:space-between;gap:15px;align-items:center;border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:12px}
    .panel-top strong{font-size:20px}
    .badge{display:inline-flex;align-items:center;padding:4px 9px;border-radius:99px;background:#f3e5d8;color:var(--orange-dark);font-size:12px;font-weight:800}
    .rule-row{display:flex;justify-content:space-between;gap:20px;padding:15px 0;border-bottom:1px solid var(--line);font-size:14px}
    .rule-row span{color:var(--muted)}
    section{padding:88px 0}
    .section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:36px}
    .section-intro{max-width:600px;color:var(--muted);line-height:1.9}
    .index-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:26px}
    .index-main,.index-side,.info-card,.compare-card,.notice{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
    .index-main{padding:34px}
    .index-main img{height:260px;border-radius:12px;margin-bottom:26px}
    .index-main p,.info-card p,.compare-card p{color:var(--muted)}
    .index-side{padding:25px}
    .side-title{font-size:18px;font-weight:800;margin-bottom:13px}
    .tag-list{display:flex;flex-wrap:wrap;gap:9px;margin:17px 0 25px}
    .tag{padding:7px 11px;border:1px solid var(--line);border-radius:8px;color:#59635c;font-size:13px}
    .tag.active{border-color:var(--orange);color:var(--orange-dark);background:#fcf0e7}
    .side-links{border-top:1px solid var(--line)}
    .side-links a{display:flex;justify-content:space-between;padding:13px 0;border-bottom:1px solid var(--line);font-size:14px}
    .side-links a:hover{color:var(--orange-dark);padding-left:4px}
    .compare-wrap{background:var(--mist)}
    .compare-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .compare-card{padding:26px;box-shadow:none}
    .compare-card:nth-child(2){margin-top:25px}
    .compare-card:nth-child(3){margin-top:50px}
    .card-kicker{color:var(--orange-dark);font-size:12px;font-weight:800;letter-spacing:1px}
    .compare-card h3{font-size:22px;margin:12px 0}
    .compare-card ul{padding-left:20px;color:var(--muted);font-size:14px}
    .split{display:grid;grid-template-columns:5fr 7fr;gap:66px;align-items:center}
    .split.reverse{grid-template-columns:7fr 5fr}
    .photo img{height:100%;min-height:390px;border-radius:var(--radius)}
    .bullet-list{list-style:none;padding:0;border-top:1px solid var(--line);margin:25px 0 0}
    .bullet-list li{display:flex;gap:17px;padding:16px 0;border-bottom:1px solid var(--line)}
    .bullet-list b{min-width:74px;color:var(--orange-dark)}
    .note-box{margin-top:23px;padding:18px 20px;background:#f3ede3;border-left:3px solid var(--orange);color:#5e625d;font-size:14px}
    .darkband{background:#292d2a;color:#fff}
    .darkband .section-intro{color:#c7cec6}
    .flow-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid #68716a}
    .flow-item{padding:27px 22px 8px;border-right:1px solid #68716a}
    .flow-item:last-child{border-right:0}
    .flow-item b{display:block;color:#ef9b5e;font-size:34px;margin-bottom:15px}
    .flow-item h3{font-size:19px;margin-bottom:8px}
    .flow-item p{color:#c7cec6;font-size:14px}
    .details-list{max-width:940px;margin:auto}
    .details-list details{border-top:1px solid var(--line);padding:20px 0}
    .details-list details:last-child{border-bottom:1px solid var(--line)}
    summary{display:flex;justify-content:space-between;gap:20px;cursor:pointer;font-weight:800;font-size:17px;list-style:none}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"＋";color:var(--orange);font-size:22px;line-height:1}
    details[open] summary:after{content:"−"}
    details p{max-width:780px;color:var(--muted);margin:15px 34px 0 0}
    .notice{display:grid;grid-template-columns:1fr 1.2fr;gap:30px;padding:31px;background:#ede8dd;box-shadow:none}
    .notice p{color:#5d655f;margin-bottom:0}
    .cta{background:var(--orange);color:#fff;padding:45px 0}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta p{color:#fff1e8;margin-bottom:0}
    .cta .btn-secondary{background:#fff;color:var(--orange-dark);border-color:#fff}
    footer{background:#202321;color:#c8cec8;padding:52px 0 38px}
    .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px}
    .footer-title{color:#fff;font-size:19px;font-weight:800;margin-bottom:15px}
    .footer-grid p{color:#aeb7ae;font-size:14px}
    .footer-grid a{display:block;color:#aeb7ae;font-size:14px;margin:7px 0}
    .footer-grid a:hover{color:#f0a267}
    .copyright{border-top:1px solid #454b46;margin-top:38px;padding-top:23px;color:#929a93;font-size:12px}
    .fixed-cta{position:fixed;z-index:30;bottom:0;left:0;right:0;background:#fffdf9;border-top:1px solid var(--line);box-shadow:0 -8px 25px rgba(0,0,0,.08)}
    .fixed-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 0;font-size:14px}
    @media(min-width:1025px){.navlinks{display:flex}}
    @media(max-width:1024px){.container{width:min(var(--max),calc(100% - 36px))}.navlinks{gap:0}.navlinks a{padding:7px 5px;font-size:13px}.hero-inner{gap:35px}.split,.split.reverse{gap:35px}}
    @media(max-width:768px){.container{width:min(var(--max),calc(100% - 32px))}.navrow{height:66px}.menu-toggle{display:block;margin-left:auto}.navlinks{display:none;position:absolute;top:66px;left:0;right:0;padding:12px 16px;background:#fffdf9;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch}.navlinks.open{display:flex}.navlinks a{border:0;padding:10px 4px}.nav-cta{padding:9px 12px;font-size:13px}.steps{gap:5px}.step{min-width:125px;padding-right:8px}.step:after{display:none}.hero-inner,.index-grid,.split,.split.reverse,.notice{grid-template-columns:1fr}.hero-inner{padding:68px 0}.hero-copy{font-size:16px}h1{font-size:42px;letter-spacing:-2px}.section-head{display:block}.section-intro{margin-top:14px}.compare-grid,.flow-grid{grid-template-columns:1fr}.compare-card:nth-child(2),.compare-card:nth-child(3){margin-top:0}.flow-item{border-right:0;border-bottom:1px solid #68716a}.flow-item:last-child{border-bottom:0}.photo img{min-height:250px}.notice{gap:8px}.cta-inner{align-items:flex-start;flex-direction:column}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.fixed-inner{font-size:13px}.fixed-inner .btn-primary{padding:9px 12px;white-space:nowrap}}
    @media(max-width:520px){body{font-size:15px}.hero h1{font-size:36px}.hero-inner{padding:55px 0}section{padding:65px 0}.actions a{width:100%;text-align:center}.rule-panel,.index-main{padding:23px}.footer-grid{grid-template-columns:1fr}.fixed-inner span{max-width:62%}}

/* roulang page: category6 */
:root{--orange:#d97732;--orange-dark:#ad5120;--ink:#202321;--paper:#f7f5f0;--mist:#ebe9e2;--muted:#69706c;--line:#d9d8d0;--green:#6c8175;--radius:18px;--shadow:0 14px 36px rgba(32,35,33,.08);--max:1220px;--ease:.25s ease}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Noto Sans SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.8;padding-bottom:76px}
    a{text-decoration:none;color:inherit;transition:var(--ease)}
    img{display:block;width:100%;object-fit:cover}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .topbar{background:#fffdf9;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
    .navrow{height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .logo{font-size:23px;font-weight:800;letter-spacing:-1px;white-space:nowrap}
    .logo i{display:inline-block;width:10px;height:10px;background:var(--orange);margin-right:8px;border-radius:50%}
    .navlinks{display:flex;align-items:center;gap:4px;font-size:14px;color:#4f5651}
    .navlinks a{padding:8px 9px;border-bottom:2px solid transparent;white-space:nowrap}
    .navlinks a:hover,.navlinks a.active{color:var(--orange-dark);border-color:var(--orange)}
    .nav-cta,.btn-primary{background:var(--orange);color:#fff;border:1px solid var(--orange);border-radius:9px;padding:11px 18px;font-weight:700}
    .nav-cta:hover,.btn-primary:hover{background:var(--orange-dark);border-color:var(--orange-dark);transform:translateY(-2px)}
    .btn-secondary{border:1px solid #aaa99f;background:#fffdf9;border-radius:9px;padding:11px 18px;font-weight:700}
    .btn-secondary:hover{border-color:var(--orange);color:var(--orange-dark);transform:translateY(-2px)}
    .btn-primary:focus-visible,.btn-secondary:focus-visible,.navlinks a:focus-visible,summary:focus-visible{outline:3px solid rgba(217,119,50,.35);outline-offset:3px}
    .steps{display:flex;gap:0;padding-bottom:16px;overflow-x:auto}
    .step{display:flex;align-items:center;gap:8px;color:#7a817b;font-size:13px;position:relative;padding-right:54px;white-space:nowrap}
    .step:after{content:"";height:1px;width:36px;background:var(--line);position:absolute;right:10px}
    .step:last-child:after{display:none}
    .step b{width:25px;height:25px;border:1px solid #b9bbb3;border-radius:50%;display:grid;place-items:center;font-size:11px}
    .step.active{color:var(--orange-dark);font-weight:700}
    .step.active b{background:var(--orange);border-color:var(--orange);color:#fff}
    .hero{min-height:580px;display:flex;align-items:center;background:#292d2a url('/assets/images/backpic/back-3.webp') center/cover;position:relative;color:#fff}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(26,29,27,.95),rgba(26,29,27,.78) 58%,rgba(26,29,27,.38))}
    .hero-inner{position:relative;z-index:1;width:100%;display:grid;grid-template-columns:1.04fr .96fr;gap:68px;align-items:center;padding:78px 0}
    .eyebrow{color:#f0a267;text-transform:uppercase;letter-spacing:2px;font-size:12px;font-weight:800;margin-bottom:18px}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(42px,5.4vw,70px);line-height:1.14;letter-spacing:-3px;margin-bottom:24px}
    h2{font-size:clamp(30px,4vw,45px);line-height:1.25;letter-spacing:-1.5px;margin-bottom:15px}
    h3{font-size:20px;line-height:1.45}
    .hero-copy{font-size:18px;color:#e1e4dd;max-width:650px;line-height:1.95}
    .hero .btn-secondary{background:transparent;color:#fff;border-color:#aeb4ac}
    .hero .btn-secondary:hover{border-color:#fff;color:#fff}
    .actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
    .notice-panel{background:rgba(255,253,249,.96);color:var(--ink);border:1px solid rgba(255,255,255,.4);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
    .panel-label{font-size:12px;color:var(--muted);letter-spacing:1px}
    .panel-title{font-size:25px;font-weight:800;margin:8px 0 20px}
    .meter{height:8px;background:#e8e5dd;border-radius:20px;overflow:hidden;margin:10px 0 22px}
    .meter span{display:block;width:68%;height:100%;background:var(--orange)}
    .panel-row{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding:13px 0;font-size:14px}
    .panel-row strong{color:var(--orange-dark)}
    section{padding:88px 0}
    .section-head{display:flex;justify-content:space-between;gap:28px;align-items:end;margin-bottom:38px}
    .section-intro{max-width:610px;color:var(--muted);line-height:1.9}
    .kicker{color:var(--orange-dark);font-size:12px;font-weight:800;letter-spacing:1.5px;margin-bottom:10px}
    .three-points{display:grid;grid-template-columns:1.15fr .92fr .92fr;gap:18px}
    .point{background:#fff;border:1px solid var(--line);padding:27px;border-radius:var(--radius);min-height:205px}
    .point:first-child{background:#ede8dd}
    .point .num{color:var(--orange);font-size:33px;font-weight:800;line-height:1}
    .point p,.content p{color:var(--muted)}
    .point a,.text-link{display:inline-block;margin-top:10px;color:var(--orange-dark);font-weight:800;font-size:14px}
    .split{display:grid;grid-template-columns:5fr 7fr;gap:54px;align-items:center}
    .split.reverse{grid-template-columns:7fr 5fr}
    .photo{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
    .photo img{min-height:365px}
    .bullet-list{list-style:none;padding:0;border-top:1px solid var(--line);margin:25px 0 0}
    .bullet-list li{padding:15px 0;border-bottom:1px solid var(--line);display:flex;gap:15px}
    .bullet-list strong{color:var(--orange-dark);min-width:92px}
    .darkband{background:#292d2a;color:#fff}
    .darkband .section-intro,.darkband .flow-item p{color:#c7cec6}
    .risk-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:20px}
    .risk-main{background:#fff;padding:34px;border:1px solid var(--line);border-left:5px solid var(--orange);border-radius:var(--radius)}
    .risk-side{background:#e8e5dc;padding:30px;border-radius:var(--radius)}
    .risk-list{display:grid;gap:14px;margin:0;padding:0;list-style:none}
    .risk-list li{display:flex;gap:13px}
    .risk-list b{color:var(--orange-dark)}
    .timeline{border-left:2px solid var(--orange);margin:12px 0 0 13px;padding-left:30px;display:grid;gap:26px}
    .timeline-item{position:relative}
    .timeline-item:before{content:"";position:absolute;left:-39px;top:8px;width:14px;height:14px;background:var(--paper);border:3px solid var(--orange);border-radius:50%}
    .timeline-item span{font-size:12px;color:var(--orange-dark);font-weight:800}
    .quote{background:#fff;border:1px solid var(--line);padding:30px 34px;border-radius:var(--radius);font-size:21px;line-height:1.7}
    .quote small{display:block;color:var(--muted);font-size:13px;margin-top:16px}
    .faq{max-width:900px;margin:auto}
    .faq details{border-top:1px solid var(--line);padding:21px 0}
    .faq details:last-child{border-bottom:1px solid var(--line)}
    .faq summary{cursor:pointer;font-size:18px;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:20px}
    .faq summary::-webkit-details-marker{display:none}
    .faq summary:after{content:"＋";color:var(--orange);font-size:22px;transition:var(--ease)}
    .faq details[open] summary:after{content:"－"}
    .faq details p{color:var(--muted);max-width:800px;margin:14px 0 0}
    .cta{background:var(--orange);color:#fff;padding:45px 0}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta p{color:#fff1e8;margin:8px 0 0}
    .cta .btn-secondary{background:#fff;color:var(--orange-dark);border-color:#fff}
    footer{background:#202321;color:#c8cec8;padding:52px 0 38px}
    .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px}
    .footer-title{color:#fff;font-size:19px;font-weight:800;margin-bottom:15px}
    .footer-grid a{display:block;color:#aeb7ae;font-size:14px;margin:7px 0}
    .footer-grid a:hover{color:#f0a267}
    .copyright{border-top:1px solid #454b46;margin-top:38px;padding-top:23px;font-size:12px;color:#929a93}
    .fixed-cta{position:fixed;z-index:30;bottom:0;left:0;right:0;background:#fffdf9;border-top:1px solid var(--line);box-shadow:0 -8px 25px rgba(0,0,0,.08)}
    .fixed-inner{min-height:68px;display:flex;justify-content:space-between;align-items:center;gap:20px}
    .fixed-inner p{margin:0;color:var(--muted);font-size:14px}
    @media(max-width:1024px){.navlinks{gap:0}.navlinks a{padding:8px 5px}.hero-inner{gap:35px}.three-points{grid-template-columns:1fr 1fr}.point:first-child{grid-column:span 2}}
    @media(max-width:768px){body{font-size:15px}.container{width:min(100% - 32px,var(--max))}.navrow{height:66px}.navlinks{display:none}.nav-cta{padding:9px 12px;font-size:13px}.steps{padding-top:4px}.step{padding-right:38px;font-size:12px}.step:after{width:22px}.hero{min-height:auto}.hero-inner,.split,.split.reverse,.risk-grid{grid-template-columns:1fr}.hero-inner{padding:68px 0}.hero h1{letter-spacing:-2px;font-size:42px}.hero-copy{font-size:16px}.notice-panel{margin-top:8px}.three-points{grid-template-columns:1fr}.point:first-child{grid-column:auto}section{padding:68px 0}.section-head{display:block}.section-intro{margin-top:15px}.photo img{min-height:245px}.cta-inner{align-items:flex-start;flex-direction:column}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.fixed-inner{padding:10px 0}.fixed-inner p{font-size:12px;line-height:1.5}.fixed-inner .btn-primary{padding:9px 12px;white-space:nowrap;font-size:13px}}
    @media(max-width:520px){h2{font-size:30px}.hero h1{font-size:36px}.actions a{width:100%;text-align:center}.footer-grid{grid-template-columns:1fr}.fixed-inner p{max-width:210px}}

/* roulang page: category7 */
:root{--orange:#d97732;--orange-dark:#ad5120;--ink:#202321;--paper:#f7f5f0;--mist:#ebe9e2;--muted:#69706c;--line:#d9d8d0;--green:#6c8175;--radius:18px;--shadow:0 14px 36px rgba(32,35,33,.08);--max:1220px;--ease:.25s ease}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Noto Sans SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.8;padding-bottom:78px}
    a{text-decoration:none;color:inherit;transition:var(--ease)}
    img{display:block;width:100%;object-fit:cover}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .topbar{background:#fffdf9;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
    .navrow{height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .logo{font-size:23px;font-weight:800;letter-spacing:-1px;white-space:nowrap}
    .logo i{display:inline-block;width:10px;height:10px;background:var(--orange);margin-right:8px;border-radius:50%}
    .navlinks{display:flex;align-items:center;gap:4px;font-size:14px;color:#4f5651}
    .navlinks a{padding:8px 9px;border-bottom:2px solid transparent;white-space:nowrap}
    .navlinks a:hover,.navlinks a.active{color:var(--orange-dark);border-color:var(--orange)}
    .nav-cta,.btn-primary{background:var(--orange);color:#fff;border:1px solid var(--orange);border-radius:9px;padding:11px 18px;font-weight:700;display:inline-block}
    .nav-cta:hover,.btn-primary:hover{background:var(--orange-dark);border-color:var(--orange-dark);transform:translateY(-2px)}
    .btn-secondary{border:1px solid #aaa99f;background:#fffdf9;border-radius:9px;padding:11px 18px;font-weight:700;display:inline-block}
    .btn-secondary:hover{border-color:var(--orange);color:var(--orange-dark);transform:translateY(-2px)}
    .btn-primary:focus-visible,.btn-secondary:focus-visible,.navlinks a:focus-visible,summary:focus-visible{outline:3px solid rgba(217,119,50,.35);outline-offset:3px}
    .steps{display:flex;align-items:center;gap:0;border-top:1px solid #efede7;min-height:52px}
    .step{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:9px;padding:10px 26px 10px 0;margin-right:25px;position:relative}
    .step:after{content:"";height:1px;width:25px;background:var(--line);position:absolute;right:0}
    .step:last-child:after{display:none}
    .step b{font-size:11px;color:var(--orange);border:1px solid var(--orange);border-radius:50%;width:23px;height:23px;display:grid;place-items:center}
    .step.active{color:var(--orange-dark);font-weight:700}
    .hero{min-height:500px;background:#292d2a url('/assets/images/backpic/back-3.webp') center/cover;position:relative;color:#fff}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(26,29,27,.95),rgba(26,29,27,.76) 56%,rgba(26,29,27,.34))}
    .hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:center;padding:74px 0}
    .eyebrow{color:#f0a267;letter-spacing:2px;font-size:12px;font-weight:800;margin-bottom:17px}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(42px,6vw,70px);line-height:1.16;letter-spacing:-3px;margin-bottom:22px}
    h2{font-size:clamp(30px,4vw,44px);line-height:1.3;letter-spacing:-1.5px;margin-bottom:15px}
    h3{line-height:1.4}
    .hero-copy{font-size:18px;color:#e1e4dd;max-width:680px;line-height:1.95}
    .hero .btn-secondary{background:transparent;color:#fff;border-color:#aeb4ac}
    .hero .btn-secondary:hover{border-color:#fff;color:#fff}
    .actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .news-index{background:rgba(255,253,249,.95);color:var(--ink);border:1px solid rgba(255,255,255,.4);padding:25px;border-radius:var(--radius);box-shadow:0 18px 45px rgba(0,0,0,.18)}
    .index-top{display:flex;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:15px;margin-bottom:12px}
    .index-top strong{font-size:18px}.index-top span{font-size:12px;color:var(--muted)}
    .index-row{display:flex;justify-content:space-between;gap:15px;border-bottom:1px solid var(--line);padding:13px 0;font-size:14px}
    .index-row:last-child{border:0}.index-row em{font-style:normal;color:var(--orange-dark);font-weight:700}
    section{padding:88px 0}
    .section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:34px}
    .section-intro{max-width:610px;color:var(--muted);line-height:1.9}
    .tag{display:inline-block;background:#f2dfd0;color:var(--orange-dark);padding:4px 10px;border-radius:4px;font-size:12px;font-weight:800}
    .feature-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:stretch}
    .feature-main{background:#fff;border:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;min-height:390px}
    .feature-main img{height:100%;min-height:280px}
    .feature-body{padding:32px}
    .feature-body h3{font-size:29px;margin:18px 0 12px;letter-spacing:-1px}
    .feature-body p,.article p{color:var(--muted)}
    .meta{font-size:12px;color:#87908a;display:flex;gap:14px;align-items:center}
    .meta b{color:var(--orange-dark)}
    .side-note{background:var(--ink);color:#fff;padding:30px;border-radius:var(--radius);display:flex;flex-direction:column;justify-content:space-between}
    .side-note h3{font-size:25px;margin:16px 0}.side-note p{color:#c7cec6;font-size:14px}
    .side-note ul{list-style:none;padding:0;margin:20px 0}.side-note li{border-top:1px solid #59615b;padding:12px 0;color:#dce2da;font-size:14px}
    .side-note li:before{content:"—";color:#ef9b5e;margin-right:10px}
    .filterbar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
    .filter{border:1px solid var(--line);background:#fffdf9;color:var(--muted);border-radius:20px;padding:7px 15px;font-size:13px}
    .filter:hover,.filter.active{border-color:var(--orange);color:var(--orange-dark);background:#fff7f0}
    .article-layout{display:grid;grid-template-columns:1.4fr .6fr;gap:55px}
    .article-list{border-top:1px solid var(--line)}
    .article{display:grid;grid-template-columns:180px 1fr;gap:24px;padding:22px 0;border-bottom:1px solid var(--line)}
    .article img{height:135px;border-radius:10px}
    .article h3{font-size:21px;margin:8px 0}
    .article .read{color:var(--orange-dark);font-size:13px;font-weight:800;display:inline-block;margin-top:8px}
    .archive{border-left:1px solid var(--line);padding-left:25px}
    .archive h3{font-size:21px;margin:0 0 17px}
    .archive-item{padding:15px 0;border-bottom:1px solid var(--line);font-size:14px}
    .archive-item b{display:block;color:var(--orange-dark);font-size:12px}
    .split-band{background:#ebe8df}
    .split{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:center}
    .split img{height:360px;border-radius:var(--radius)}
    .bullet-list{list-style:none;padding:0;border-top:1px solid var(--line);margin-top:20px}
    .bullet-list li{padding:15px 0;border-bottom:1px solid var(--line);display:flex;gap:14px}
    .bullet-list strong{color:var(--orange-dark);min-width:105px}
    .quote-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px}
    .quote{background:#fff;border:1px solid var(--line);padding:25px;min-height:180px}
    .quote p{font-size:16px;color:#4e5751}.quote small{color:var(--orange-dark);font-weight:700}
    .faq{max-width:900px;margin:auto}.faq details{border-top:1px solid var(--line);padding:21px 0}.faq details:last-child{border-bottom:1px solid var(--line)}
    .faq summary{cursor:pointer;font-weight:800;list-style:none;display:flex;justify-content:space-between;gap:20px}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";color:var(--orange);font-size:23px;line-height:1}.faq details[open] summary:after{content:"−"}
    .faq details p{color:var(--muted);max-width:780px;margin:14px 30px 0 0}
    .cta{background:var(--orange);color:#fff;padding:43px 0}.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:28px}.cta p{color:#fff1e8;margin:7px 0 0}.cta .btn-secondary{background:#fff;color:var(--orange-dark);border-color:#fff}
    footer{background:#202321;color:#c8cec8;padding:52px 0 38px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px}.footer-title{color:#fff;font-size:19px;font-weight:800;margin-bottom:15px}.footer-grid a{display:block;color:#aeb7ae;font-size:14px;margin:7px 0}.footer-grid a:hover{color:#f0a267}.copyright{border-top:1px solid #454b46;margin-top:38px;padding-top:23px;font-size:12px;color:#929a93}
    .fixed-cta{position:fixed;z-index:30;bottom:0;left:0;right:0;background:#fffdf9;border-top:1px solid var(--line);box-shadow:0 -8px 25px rgba(0,0,0,.08)}.fixed-inner{min-height:68px;display:flex;align-items:center;justify-content:space-between;gap:20px}.fixed-inner p{margin:0;font-size:14px}.fixed-inner p b{color:var(--orange-dark);margin-right:8px}
    @media(max-width:1024px){.navlinks{display:none}.hero-inner{gap:35px}.container{width:min(var(--max),calc(100% - 32px))}}
    @media(max-width:768px){.navrow{height:66px}.steps{overflow-x:auto;white-space:nowrap}.step{margin-right:12px;padding-right:18px}.hero-inner,.feature-layout,.article-layout,.split{grid-template-columns:1fr}.hero{min-height:auto}.hero-inner{padding:63px 0}.feature-main{grid-template-columns:1fr}.feature-main img{height:230px}.archive{border-left:0;border-top:1px solid var(--line);padding:25px 0 0}.quote-grid{grid-template-columns:1fr}.section-head{display:block}.section-intro{margin-top:14px}.cta-inner{align-items:flex-start;flex-direction:column}.footer-grid{grid-template-columns:1fr 1fr}.article{grid-template-columns:125px 1fr;gap:15px}.article img{height:110px}.fixed-inner p{font-size:12px}.fixed-inner .btn-primary{padding:9px 12px;font-size:13px;white-space:nowrap}}
    @media(max-width:520px){h1{font-size:41px;letter-spacing:-2px}.hero-copy{font-size:16px}.actions a{width:100%;text-align:center}.article{grid-template-columns:1fr}.article img{height:180px}.footer-grid{grid-template-columns:1fr}.fixed-inner{min-height:64px}.fixed-inner p{max-width:62%}}

/* roulang page: category3 */
:root{
      --orange:#d97732;--orange-dark:#ad5120;--ink:#202321;--paper:#f7f5f0;
      --mist:#ebe9e2;--muted:#69706c;--line:#d9d8d0;--green:#6c8175;
      --radius:18px;--shadow:0 14px 36px rgba(32,35,33,.08);--max:1220px;--ease:.25s ease
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Noto Sans SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.8;padding-bottom:76px}
    a{text-decoration:none;color:inherit;transition:var(--ease)}
    img{display:block;width:100%;object-fit:cover}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .topbar{background:#fffdf9;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
    .navrow{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .logo{font-size:23px;font-weight:800;letter-spacing:-1px;white-space:nowrap}
    .logo i{display:inline-block;width:10px;height:10px;background:var(--orange);margin-right:8px;border-radius:50%}
    .navlinks{display:flex;align-items:center;gap:4px;font-size:14px;color:#4f5651}
    .navlinks a{padding:8px 9px;border-bottom:2px solid transparent}
    .navlinks a:hover,.navlinks a.active{color:var(--orange-dark);border-color:var(--orange)}
    .nav-cta,.btn-primary{background:var(--orange);color:#fff;border:1px solid var(--orange);border-radius:9px;padding:11px 18px;font-weight:700;display:inline-block}
    .nav-cta:hover,.btn-primary:hover{background:var(--orange-dark);border-color:var(--orange-dark);transform:translateY(-2px)}
    .btn-secondary{border:1px solid #aaa99f;background:#fffdf9;border-radius:9px;padding:11px 18px;font-weight:700;display:inline-block}
    .btn-secondary:hover{border-color:var(--orange);color:var(--orange-dark);transform:translateY(-2px)}
    .btn-primary:focus-visible,.btn-secondary:focus-visible,.navlinks a:focus-visible,summary:focus-visible{outline:3px solid rgba(217,119,50,.35);outline-offset:3px}
    .steps{display:flex;gap:0;border-top:1px solid var(--line);overflow-x:auto}
    .step{flex:1;min-width:150px;padding:12px 18px 14px;color:var(--muted);font-size:13px;position:relative}
    .step:after{content:"";height:2px;background:var(--line);position:absolute;left:0;right:0;bottom:0}
    .step b{color:#9da39d;margin-right:9px;font-size:12px}
    .step.active{color:var(--orange-dark);font-weight:700}
    .step.active:after{background:var(--orange)}
    .step.active b{color:var(--orange)}
    .hero{background:#292d2a url('/assets/images/backpic/back-2.webp') center/cover;position:relative;color:#fff;overflow:hidden}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(26,29,27,.96),rgba(26,29,27,.78) 55%,rgba(26,29,27,.42))}
    .hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:center;padding:92px 0 100px}
    .eyebrow{color:#f0a267;letter-spacing:2px;font-size:12px;font-weight:800;margin-bottom:18px}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(44px,6vw,72px);line-height:1.12;letter-spacing:-3px;margin-bottom:24px}
    h2{font-size:clamp(30px,4vw,44px);line-height:1.25;letter-spacing:-1.5px}
    .hero-copy{font-size:18px;color:#e1e4dd;max-width:680px;line-height:1.95}
    .hero .btn-secondary{background:transparent;color:#fff;border-color:#aeb4ac}
    .hero .btn-secondary:hover{border-color:#fff;color:#fff}
    .actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .panel{background:#fffdf9;color:var(--ink);border:1px solid rgba(255,255,255,.25);border-radius:var(--radius);padding:28px;box-shadow:0 18px 45px rgba(0,0,0,.2)}
    .panel-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:20px}
    .panel-title{font-size:19px;font-weight:800}
    .tag{display:inline-flex;align-items:center;background:#f1e4d7;color:var(--orange-dark);border-radius:999px;padding:3px 10px;font-size:12px;font-weight:700}
    .progress{height:8px;background:#e7e5dd;border-radius:20px;overflow:hidden;margin:14px 0 24px}
    .progress span{display:block;width:68%;height:100%;background:var(--orange)}
    .metric{display:flex;justify-content:space-between;padding:13px 0;border-bottom:1px solid var(--line);font-size:14px}
    .metric:last-child{border-bottom:0}
    .metric b{color:var(--orange-dark)}
    section{padding:88px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:38px}
    .section-intro{max-width:610px;color:var(--muted);line-height:1.9}
    .lead{font-size:18px;color:#505852;line-height:2}
    .method-grid{display:grid;grid-template-columns:1fr 1.45fr;gap:54px;align-items:start}
    .method-note{background:#ebe8df;padding:30px;border-left:4px solid var(--orange)}
    .method-note strong{font-size:19px}
    .method-note p{color:#5d655f;margin:12px 0 0}
    .steps-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .flow-item{padding:28px 22px 30px;border-right:1px solid var(--line)}
    .flow-item:last-child{border-right:0}
    .flow-item b{font-size:34px;color:var(--orange);display:block;margin-bottom:16px}
    .flow-item h3{font-size:20px;margin-bottom:9px}
    .flow-item p{font-size:14px;color:var(--muted);margin:0}
    .split{display:grid;grid-template-columns:5fr 7fr;gap:52px;align-items:center}
    .split.reverse{grid-template-columns:7fr 5fr}
    .photo{overflow:hidden;border-radius:var(--radius);min-height:390px}
    .photo img{height:100%;min-height:390px}
    .paper-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
    .bullet-list{list-style:none;padding:0;margin:22px 0 0;border-top:1px solid var(--line)}
    .bullet-list li{padding:15px 0;border-bottom:1px solid var(--line);display:flex;gap:14px}
    .bullet-list strong{color:var(--orange-dark);min-width:78px}
    .darkband{background:#292d2a;color:#fff}
    .darkband .section-intro,.darkband .flow-item p{color:#c7cec6}
    .compare{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:30px}
    .compare>div{padding:24px;background:#fff;border:1px solid var(--line);border-radius:14px}
    .compare h3{font-size:18px;margin-bottom:10px}
    .compare p{color:var(--muted);font-size:14px;margin:0}
    .example{background:#ede8dd}
    .example-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:28px}
    .example-image{height:330px;border-radius:var(--radius);overflow:hidden}
    .example-image img{height:100%}
    .source{font-size:12px;color:#7b817b;margin-top:18px}
    .mistakes{display:grid;grid-template-columns:1.5fr 1fr;gap:48px}
    .mistake-list{display:grid;gap:0}
    .mistake{display:grid;grid-template-columns:58px 1fr;gap:18px;border-top:1px solid var(--line);padding:20px 0}
    .mistake:first-child{border-top:0}
    .mistake-num{font-size:28px;color:var(--orange);font-weight:800}
    .mistake h3{font-size:19px;margin-bottom:5px}
    .mistake p{font-size:14px;color:var(--muted);margin:0}
    .faq{max-width:900px;margin:auto}
    .faq details{border-top:1px solid var(--line);padding:22px 0}
    .faq details:last-child{border-bottom:1px solid var(--line)}
    .faq summary{cursor:pointer;font-weight:800;list-style:none;display:flex;justify-content:space-between;gap:20px}
    .faq summary::-webkit-details-marker{display:none}
    .faq summary:after{content:"＋";color:var(--orange);font-size:22px;line-height:1}
    .faq details[open] summary:after{content:"－"}
    .faq details p{color:var(--muted);max-width:780px;margin:14px 0 0;font-size:15px}
    .cta{background:var(--orange);color:#fff;padding:44px 0}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta p{color:#fff1e8;margin:8px 0 0}
    .cta .btn-secondary{background:#fff;color:var(--orange-dark);border-color:#fff}
    footer{background:#202321;color:#c8cec8;padding:52px 0 38px}
    .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px}
    .footer-title{color:#fff;font-size:19px;font-weight:800;margin-bottom:15px}
    .footer-grid a{display:block;color:#aeb7ae;font-size:14px;margin:7px 0}
    .footer-grid a:hover{color:#f0a267}
    .copyright{border-top:1px solid #454b46;margin-top:38px;padding-top:23px;font-size:12px;color:#929a93}
    .fixed-cta{position:fixed;z-index:30;bottom:0;left:0;right:0;background:#fffdf9;border-top:1px solid var(--line);box-shadow:0 -8px 25px rgba(0,0,0,.08)}
    .fixed-inner{min-height:70px;display:flex;justify-content:space-between;align-items:center;gap:20px}
    .fixed-inner strong{font-size:15px}.fixed-inner span{color:var(--muted);font-size:13px;margin-left:12px}
    @media(max-width:1024px){.navlinks{gap:0}.navlinks a{padding:7px 5px;font-size:13px}.hero-inner{gap:35px}.steps-grid{grid-template-columns:repeat(2,1fr)}.flow-item:nth-child(2){border-right:0}.flow-item:nth-child(n+3){border-top:1px solid var(--line)}}
    @media(max-width:768px){.container{width:min(100% - 32px,var(--max))}.navrow{min-height:66px}.navlinks{display:none}.nav-cta{padding:9px 12px;font-size:13px}.hero-inner,.method-grid,.split,.split.reverse,.example-grid,.mistakes{grid-template-columns:1fr}.hero-inner{padding:68px 0}.hero{min-height:auto}h1{font-size:42px;letter-spacing:-2px}.hero-copy{font-size:16px}.section-head{display:block}.section-intro{margin-top:15px}section{padding:68px 0}.photo,.photo img{min-height:260px;height:260px}.example-image{height:250px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.cta-inner{align-items:flex-start;flex-direction:column}.fixed-inner{min-height:64px}.fixed-inner span{display:none}}
    @media(max-width:520px){.container{width:calc(100% - 28px)}.logo{font-size:20px}.nav-cta{font-size:12px;padding:8px 10px}.step{min-width:112px;padding:10px 10px;font-size:12px}.step b{margin-right:4px}.actions a{width:100%;text-align:center}.panel{padding:22px}.steps-grid{grid-template-columns:1fr}.flow-item,.flow-item:nth-child(2){border-right:0;border-bottom:1px solid var(--line)}.flow-item:last-child{border-bottom:0}.flow-item:nth-child(n+3){border-top:0}.compare{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.fixed-inner .btn-primary{padding:8px 11px;font-size:12px;white-space:nowrap}}