/* roulang page: index */
:root{--ink:#20252a;--paper:#f5f1e8;--paper-deep:#e9e1d2;--teal:#176d6a;--teal-dark:#0c4948;--coral:#d56d54;--amber:#d4a34f;--line:#cfc5b4;--muted:#6d706b;--white:#fffdf8;--shadow:5px 5px 0 rgba(32,37,42,.13);--radius:4px}
    *,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Noto Sans SC","Microsoft YaHei",sans-serif;line-height:1.75}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button,input{font:inherit}button{cursor:pointer}.container{width:min(1180px,calc(100% - 40px));margin:0 auto}.pixel-text{font-family:"Arial Black","Microsoft YaHei",sans-serif;font-weight:900;letter-spacing:0}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--teal);font-size:12px;font-weight:800;letter-spacing:1px}.eyebrow:before{content:"";width:9px;height:9px;background:var(--coral);box-shadow:4px 0 0 var(--amber)}.section{padding:96px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:40px}.section-head h2{margin:10px 0 0;font-size:clamp(28px,4vw,48px);line-height:1.22}.section-head p{max-width:520px;color:var(--muted);margin:0}.site-header{position:sticky;top:0;z-index:30;background:rgba(245,241,232,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(8px)}.masthead{min-height:86px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:flex;align-items:center;gap:16px;min-width:0}.brand-mark{width:42px;height:42px;display:grid;place-items:center;background:var(--teal);color:var(--paper);font-size:19px;border:2px solid var(--ink);box-shadow:3px 3px 0 var(--coral)}.brand-name{font-size:clamp(19px,2.2vw,27px);font-weight:900;white-space:nowrap}.brand-sub{display:block;color:var(--muted);font-size:11px;line-height:1.3;font-weight:600}.nav-wrap{display:flex;align-items:center;gap:24px;border-left:1px solid var(--line);padding-left:24px}.nav{display:flex;gap:4px}.nav a{padding:10px 15px;color:#4d5555;font-weight:700;border-bottom:2px solid transparent;transition:.2s}.nav a:hover,.nav a:focus-visible{color:var(--teal);background:var(--paper-deep)}.nav a.active{color:var(--teal-dark);border-bottom-color:var(--coral)}.header-search{display:flex;align-items:center;border:1px solid var(--line);background:var(--white);height:42px}.header-search input{width:130px;border:0;background:transparent;outline:0;padding:0 10px;color:var(--ink)}.header-search button{height:100%;border:0;border-left:1px solid var(--line);background:var(--teal);color:white;padding:0 12px;font-weight:800}.menu-toggle{display:none;border:1px solid var(--ink);background:var(--white);width:44px;height:44px;font-size:20px}.hero{position:relative;overflow:hidden;background:var(--teal-dark);color:var(--paper);min-height:570px;display:flex;align-items:center}.hero:before{content:"";position:absolute;inset:0;opacity:.13;background-image:linear-gradient(90deg,rgba(255,255,255,.6) 1px,transparent 1px),linear-gradient(rgba(255,255,255,.6) 1px,transparent 1px);background-size:16px 16px;pointer-events:none}.hero:after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(0deg,transparent 0 7px,rgba(255,255,255,.025) 8px 9px);pointer-events:none}.hero-inner{position:relative;z-index:1;padding:84px 0 70px}.hero-kicker{color:#d8c891;margin-bottom:24px}.hero h1{max-width:800px;margin:0;font-size:clamp(38px,6vw,76px);line-height:1.12;color:#fffdf8}.hero-copy{max-width:680px;margin:26px 0 34px;color:#d9e2dc;font-size:18px;line-height:1.9}.actions{display:flex;flex-wrap:wrap;gap:14px}.btn{min-height:46px;display:inline-flex;align-items:center;justify-content:center;padding:9px 19px;border:1px solid var(--ink);font-weight:800;transition:.2s;box-shadow:3px 3px 0 rgba(0,0,0,.25)}.btn:hover{transform:translate(2px,2px);box-shadow:1px 1px 0 rgba(0,0,0,.25)}.btn:active{transform:translate(3px,3px);box-shadow:none}.btn:focus-visible,.header-search button:focus-visible,.menu-toggle:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid var(--amber);outline-offset:3px}.btn-primary{background:var(--coral);color:#fff}.btn-light{background:var(--paper);color:var(--teal-dark)}.hero-rail{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;max-width:720px;margin-top:62px}.hero-tile{aspect-ratio:1;border:1px solid rgba(255,255,255,.35);display:grid;place-items:center;background:rgba(255,255,255,.08);font-size:22px;color:#d8c891}.hero-tile:nth-child(2n){background:rgba(213,109,84,.28);color:#fff}.status-line{display:flex;flex-wrap:wrap;gap:22px;margin-top:24px;color:#bdd1c8;font-size:13px}.status-line span:before{content:"■";color:var(--coral);font-size:9px;margin-right:7px}.band{background:var(--paper-deep);border-block:1px solid var(--line)}.matrix{display:grid;grid-template-columns:1.2fr 2fr;gap:56px;align-items:start}.index-list{border-top:1px solid var(--ink)}.index-list a{display:flex;gap:20px;align-items:center;padding:17px 0;border-bottom:1px solid var(--line);font-weight:800;transition:.2s}.index-list a:hover{padding-left:8px;color:var(--teal)}.index-no{font-family:monospace;color:var(--coral);font-size:13px}.route{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.route-item{padding:24px;background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow);transition:.2s}.route-item:hover{transform:translateY(-4px)}.route-icon{color:var(--teal);font-size:25px;margin-bottom:12px}.route-item h3{margin:0 0 8px;font-size:20px}.route-item p{color:var(--muted);font-size:14px;margin:0 0 16px}.text-link{color:var(--teal);font-weight:800;border-bottom:1px solid currentColor}.milestone{display:grid;grid-template-columns:repeat(4,1fr);border-top:2px solid var(--ink);border-bottom:1px solid var(--line)}.stat{padding:24px 20px;border-right:1px solid var(--line)}.stat:last-child{border-right:0}.stat strong{display:block;color:var(--teal-dark);font-size:25px;line-height:1.3}.stat span{display:block;color:var(--muted);font-size:14px;margin-top:6px}.news-layout{display:grid;grid-template-columns:1.7fr 1fr;gap:48px}.news-list{border-top:2px solid var(--ink)}.news-item{display:grid;grid-template-columns:62px 1fr auto;gap:18px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line)}.news-num{font-size:28px;color:var(--coral);font-family:Georgia,serif}.news-item h3{margin:0 0 5px;font-size:18px}.news-item p{margin:0;color:var(--muted);font-size:14px}.date{color:var(--muted);font-size:12px;white-space:nowrap}.feature-note{background:var(--teal);color:var(--paper);padding:30px;min-height:250px;box-shadow:var(--shadow)}.feature-note h3{font-size:25px;margin:12px 0}.feature-note p{color:#d5e1d9;margin:0 0 22px}.quote-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}.quote{background:var(--white);border:1px solid var(--line);padding:30px;position:relative}.quote:first-child{background:#e1ebe3}.quote:before{content:"“";position:absolute;right:22px;top:0;color:var(--coral);font:80px Georgia;line-height:1}.quote p{font-size:18px;line-height:1.8;margin:0 0 18px;max-width:580px}.quote small{color:var(--muted)}.assurance{background:var(--ink);color:var(--paper)}.assurance .section-head p{color:#bfc3bd}.assurance-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#59605d;border:1px solid #59605d}.assurance-item{background:var(--ink);padding:26px 22px}.assurance-item b{display:block;color:#e3c57e;font-size:24px;margin-bottom:9px}.assurance-item span{color:#d2d4cc;font-size:14px}.faq-list{max-width:850px;border-top:1px solid var(--ink)}details{border-bottom:1px solid var(--line);padding:20px 0}summary{cursor:pointer;font-weight:800;list-style:none;display:flex;justify-content:space-between;gap:16px}summary::-webkit-details-marker{display:none}summary:after{content:"+";color:var(--coral);font-size:22px;line-height:1}details[open] summary:after{content:"−"}details p{color:var(--muted);max-width:740px;margin:12px 0 0}.cta{background:var(--coral);color:#fff;padding:64px 0;border-block:1px solid var(--ink)}.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:clamp(28px,4vw,46px);line-height:1.25;margin:0 0 12px}.cta p{color:#ffe9df;margin:0;max-width:650px}.site-footer{background:#182b2b;color:#d9ded5;padding:54px 0 24px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:50px;padding-bottom:42px;border-bottom:1px solid #48605b}.site-footer h3{color:#fff;margin:0 0 14px;font-size:18px}.site-footer p{color:#aebcb4;margin:0;max-width:430px}.footer-links{display:grid;gap:9px;color:#b8c7bf;font-size:14px}.footer-links a:hover{color:#e1c57f}.copyright{display:flex;justify-content:space-between;gap:20px;padding-top:22px;color:#91a39a;font-size:12px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(max-width:1024px){.nav-wrap{gap:10px;padding-left:14px}.header-search input{width:100px}.matrix{gap:32px}.section{padding:76px 0}}@media(max-width:768px){.container{width:min(100% - 28px,620px)}.masthead{min-height:76px}.brand-sub{display:none}.menu-toggle{display:block}.nav-wrap{display:none;position:absolute;left:14px;right:14px;top:85px;padding:10px;background:var(--white);border:1px solid var(--ink);box-shadow:var(--shadow)}.nav-wrap.open{display:block}.nav{display:grid;gap:0}.nav a{padding:14px;border-bottom:1px solid var(--line)}.header-search{margin-top:10px}.header-search input{width:100%;flex:1}.hero{min-height:560px}.hero-inner{padding:70px 0 50px}.hero-copy{font-size:16px}.section-head{display:block;margin-bottom:28px}.section-head p{margin-top:14px}.matrix,.news-layout,.quote-grid{grid-template-columns:1fr}.route{grid-template-columns:1fr}.milestone{grid-template-columns:repeat(2,1fr)}.stat:nth-child(2){border-right:0}.stat:nth-child(-n+2){border-bottom:1px solid var(--line)}.assurance-grid{grid-template-columns:repeat(2,1fr)}.cta-inner{display:block}.cta .actions{margin-top:24px}.footer-grid{grid-template-columns:1fr;gap:28px}.copyright{display:block}.copyright span{display:block;margin-top:8px}}@media(max-width:520px){.brand-name{font-size:17px}.hero h1{font-size:39px}.hero-rail{grid-template-columns:repeat(3,1fr);max-width:290px;margin-top:44px}.news-item{grid-template-columns:40px 1fr}.news-item .date{grid-column:2}.assurance-grid{grid-template-columns:1fr}.btn{width:100%}.actions{display:grid}.section{padding:62px 0}}

/* roulang page: category1 */
:root{--ink:#20252a;--paper:#f5f1e8;--paper-deep:#e9e1d2;--teal:#176d6a;--teal-dark:#0c4948;--coral:#d56d54;--amber:#d4a34f;--line:#cfc5b4;--muted:#6d706b;--white:#fffdf8;--shadow:5px 5px 0 rgba(32,37,42,.13);--radius:4px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Noto Sans SC","Microsoft YaHei",sans-serif;line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none} img{display:block;max-width:100%} button,input,select{font:inherit} button{cursor:pointer}
.container{width:min(1180px,calc(100% - 40px));margin:0 auto}
.pixel-text{font-weight:900;text-shadow:2px 2px 0 rgba(213,109,84,.25)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--teal);font-size:12px;font-weight:800;letter-spacing:1px}
.eyebrow:before{content:"";width:9px;height:9px;background:var(--coral);box-shadow:4px 0 0 var(--amber)}
.site-header{position:sticky;top:0;z-index:30;background:rgba(245,241,232,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(8px)}
.header-inner{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:16px;min-width:0}
.brand-mark{width:42px;height:42px;display:grid;place-items:center;background:var(--teal);color:var(--paper);font-size:18px;border:2px solid var(--ink);box-shadow:3px 3px 0 var(--coral);flex:none}
.brand-name{font-size:clamp(19px,2.2vw,27px);font-weight:900;white-space:nowrap;line-height:1.1}
.brand-sub{display:block;color:var(--muted);font-size:11px;line-height:1.3;font-weight:600;margin-top:4px}
.nav-wrap{display:flex;align-items:center;gap:10px;border-left:1px solid var(--line);padding-left:14px}
.nav{display:flex;gap:4px}.nav a{padding:10px 15px;color:#4d5555;font-weight:700;border-bottom:2px solid transparent;transition:.2s}
.nav a:hover,.nav a:focus-visible{color:var(--teal);background:var(--paper-deep)}.nav a.active{color:var(--teal-dark);border-bottom-color:var(--coral)}
.header-search{display:flex;align-items:center;border:1px solid var(--line);background:var(--white);height:42px}.header-search input{width:130px;border:0;background:transparent;outline:0;padding:0 10px;color:var(--ink)}.header-search button{height:100%;border:0;border-left:1px solid var(--line);background:var(--teal);color:white;padding:0 12px;font-weight:800}
.menu-toggle{display:none;border:1px solid var(--ink);background:var(--white);width:44px;height:44px;font-size:20px}
.breadcrumb{padding:22px 0 14px;color:var(--muted);font-size:13px}.breadcrumb a:hover{color:var(--teal);text-decoration:underline}.breadcrumb span{margin:0 7px;color:var(--coral)}
.page-intro{position:relative;overflow:hidden;padding:55px 0 52px;border-top:1px solid var(--line);border-bottom:1px solid var(--ink);background:var(--paper-deep)}
.page-intro:after{content:"";position:absolute;inset:0;opacity:.22;background-image:linear-gradient(90deg,transparent 50%,rgba(23,109,106,.13) 50%),linear-gradient(rgba(32,37,42,.07) 1px,transparent 1px);background-size:16px 16px;pointer-events:none}
.page-intro .container{position:relative;z-index:1}.page-intro h1{max-width:850px;margin:12px 0 18px;font-size:clamp(35px,5vw,64px);line-height:1.16}.page-intro p{max-width:720px;margin:0;color:#4d5555;font-size:17px}
.intro-stamp{position:absolute;right:max(7vw,30px);bottom:-26px;color:rgba(23,109,106,.13);font-size:90px;font-weight:900;line-height:1;transform:rotate(-6deg);pointer-events:none}
.section{padding:76px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px}.section-head h2{margin:10px 0 0;font-size:clamp(27px,4vw,43px);line-height:1.22}.section-head p{max-width:480px;color:var(--muted);margin:0}
.filter-bar{display:grid;grid-template-columns:1fr auto;gap:18px;align-items:center;border-top:2px solid var(--ink);border-bottom:1px solid var(--line);padding:18px 0}
.filter-tags{display:flex;flex-wrap:wrap;gap:8px}.filter-tag{min-height:38px;padding:6px 13px;border:1px solid var(--line);background:var(--white);color:#4e5655;font-weight:800;font-size:14px;transition:.2s}.filter-tag:hover,.filter-tag:focus-visible{border-color:var(--teal);color:var(--teal);transform:translateY(-1px)}.filter-tag.active{background:var(--teal);color:#fff;border-color:var(--teal)}
.sort-select{min-height:42px;background:var(--white);border:1px solid var(--ink);padding:0 34px 0 12px;color:var(--ink);font-weight:700}
.catalogue{margin-top:25px;border-top:1px solid var(--ink)}
.catalogue-item{display:grid;grid-template-columns:92px 250px 1fr auto;gap:24px;align-items:center;padding:24px 0;border-bottom:1px solid var(--line);transition:.2s}
.catalogue-item:hover{background:rgba(255,253,248,.65);padding-left:12px;padding-right:12px}.catalogue-no{font-size:34px;font-weight:900;color:var(--coral);line-height:1}.thumb{height:142px;overflow:hidden;background:var(--teal-dark);border:1px solid var(--ink)}.thumb img{width:100%;height:100%;object-fit:cover;filter:saturate(.76) contrast(1.03);transition:.35s}.catalogue-item:hover .thumb img{transform:scale(1.04)}
.meta-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:9px}.badge{display:inline-flex;align-items:center;min-height:24px;padding:2px 8px;background:#dce9e3;color:var(--teal-dark);font-size:12px;font-weight:800;border:1px solid rgba(23,109,106,.2)}.badge.coral{background:#f5ddd5;color:#93432f}.date{color:var(--muted);font-size:12px}
.item-content h3{margin:0 0 6px;font-size:22px;line-height:1.35}.item-content h3 a:hover{color:var(--teal);text-decoration:underline}.item-content p{margin:0;color:var(--muted);font-size:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.btn{min-height:46px;display:inline-flex;align-items:center;justify-content:center;padding:9px 19px;border:1px solid var(--ink);font-weight:800;transition:.2s;box-shadow:3px 3px 0 rgba(32,37,42,.2)}.btn:hover{transform:translate(2px,2px);box-shadow:1px 1px 0 rgba(32,37,42,.2)}.btn:active{transform:translate(3px,3px);box-shadow:none}.btn-primary{background:var(--coral);color:#fff}.btn-light{background:var(--paper);color:var(--teal-dark)}.btn-teal{background:var(--teal);color:white}.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.btn:focus-visible,.header-search button:focus-visible,.menu-toggle:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,.filter-tag:focus-visible{outline:3px solid var(--amber);outline-offset:3px}
.pagination{display:flex;justify-content:center;gap:8px;margin-top:40px}.page-btn{width:42px;height:42px;display:grid;place-items:center;background:var(--white);border:1px solid var(--line);font-weight:900;transition:.2s}.page-btn:hover,.page-btn:focus-visible{background:var(--teal);color:#fff;border-color:var(--teal)}.page-btn.active{background:var(--coral);color:#fff;border-color:var(--coral)}.page-btn[disabled]{color:#aaa;background:#eee9de;cursor:not-allowed}
.related-band{background:#e9e1d2;border-block:1px solid var(--line)}.related-layout{display:grid;grid-template-columns:220px 1fr;gap:46px;align-items:start}.related-layout h2{margin:10px 0 0;font-size:34px;line-height:1.25}.related-list{border-top:1px solid var(--ink)}.related-list a{display:flex;justify-content:space-between;gap:16px;padding:17px 0;border-bottom:1px solid var(--line);font-weight:800;transition:.2s}.related-list a:hover{color:var(--teal);padding-left:8px}.related-list span{color:var(--coral)}
.faq-list{max-width:900px;border-top:1px solid var(--ink)}details{border-bottom:1px solid var(--line);background:rgba(255,253,248,.45)}summary{list-style:none;position:relative;padding:20px 48px 20px 0;font-weight:900;font-size:17px;cursor:pointer}summary::-webkit-details-marker{display:none}summary:after{content:"+";position:absolute;right:10px;top:18px;color:var(--coral);font-size:25px;line-height:1}details[open] summary:after{content:"−"}details p{margin:0;padding:0 34px 21px 0;color:var(--muted);font-size:15px}
.cta{background:var(--coral);color:#fff;padding:64px 0;border-block:1px solid var(--ink)}.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:clamp(28px,4vw,46px);line-height:1.25;margin:0 0 12px}.cta p{color:#ffe9df;margin:0;max-width:650px}
.site-footer{background:#182b2b;color:#d9ded5;padding:54px 0 24px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:50px;padding-bottom:42px;border-bottom:1px solid #48605b}.site-footer h3{color:#fff;margin:0 0 14px;font-size:18px}.site-footer p{color:#aebcb4;margin:0;max-width:430px}.footer-links{display:grid;gap:9px;color:#b8c7bf;font-size:14px}.footer-links a:hover{color:#e1c57f}.copyright{display:flex;justify-content:space-between;gap:20px;padding-top:22px;color:#91a39a;font-size:12px}
@media(max-width:1024px){.header-search{display:none}.catalogue-item{grid-template-columns:68px 190px 1fr}.catalogue-item .btn{grid-column:3;justify-self:start}.catalogue-no{font-size:29px}}
@media(max-width:768px){.container{width:min(100% - 30px,1180px)}.header-inner{min-height:70px}.brand{gap:11px}.brand-mark{width:38px;height:38px}.brand-sub{display:none}.nav-wrap{border:0;padding:0}.menu-toggle{display:block}.nav{display:none;position:absolute;top:70px;left:0;right:0;padding:12px 15px 18px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:0 10px 18px rgba(32,37,42,.1)}.nav.open{display:grid}.nav a{min-height:48px;display:flex;align-items:center;border-bottom:1px solid var(--line)}.page-intro{padding:42px 0}.intro-stamp{font-size:63px}.section{padding:58px 0}.section-head{display:block;margin-bottom:24px}.section-head p{margin-top:14px}.filter-bar{grid-template-columns:1fr}.sort-select{width:100%}.catalogue-item{grid-template-columns:58px 1fr;gap:14px;padding:20px 0}.thumb{grid-column:2;height:180px}.item-content{grid-column:2}.catalogue-item .btn{grid-column:2}.catalogue-item:hover{padding-left:4px;padding-right:4px}.related-layout{grid-template-columns:1fr;gap:24px}.footer-grid{grid-template-columns:1fr;gap:30px}.copyright{display:grid}.cta-inner{display:block}.cta .btn{margin-top:24px}}
@media(max-width:520px){.brand-name{font-size:18px}.page-intro h1{font-size:34px}.page-intro p{font-size:15px}.filter-tags{gap:6px}.filter-tag{font-size:13px;padding:5px 10px}.catalogue-no{font-size:22px}.catalogue-item{grid-template-columns:38px 1fr;gap:10px}.thumb{height:150px}.item-content h3{font-size:19px}.pagination{gap:5px}.page-btn{width:38px;height:38px}.cta{padding:50px 0}}