/* roulang page: index */
:root{
            --paper:#f5f2ec;
            --paper-2:#ebe6de;
            --ink:#1b1a18;
            --muted:#77716a;
            --line:rgba(27,26,24,.14);
            --sage:#69736d;
            --plum:#765d68;
            --accent:#b96f55;
            --dark:#242321;
            --white:#fffdf9;
            --radius:16px;
            --shadow:0 18px 45px rgba(39,34,29,.09);
            --ease:cubic-bezier(.2,.75,.25,1);
        }
        *,*:before,*:after{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}
        a{color:inherit;text-decoration:none;transition:color .25s var(--ease),background .25s var(--ease),border-color .25s var(--ease),transform .25s var(--ease)}
        img,video{display:block;max-width:100%}
        button,input,textarea{font:inherit}
        button{cursor:pointer}
        :focus-visible{outline:3px solid rgba(185,111,85,.45);outline-offset:3px}
        .site-container{width:min(1240px,calc(100% - 48px));margin:0 auto}
        .site-header{position:absolute;top:0;left:0;right:0;z-index:20;padding:20px 0}
        .nav-shell{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:12px 18px;border:1px solid rgba(255,255,255,.3);border-radius:14px;background:rgba(255,252,246,.14);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);color:#fff;transition:.35s var(--ease)}
        .site-header.scrolled{position:fixed;padding:12px 0;background:rgba(245,242,236,.9);backdrop-filter:blur(16px);box-shadow:0 8px 24px rgba(38,32,26,.08)}
        .site-header.scrolled .nav-shell{background:rgba(255,253,249,.84);border-color:var(--line);color:var(--ink)}
        .brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:-.04em;white-space:nowrap}
        .brand-mark{display:grid;place-items:center;width:32px;height:32px;border-radius:9px;background:var(--accent);color:#fff;font-size:14px}
        .brand-name{font-size:16px}
        .nav-links{display:flex;align-items:center;gap:7px;margin:0;padding:0;list-style:none}
        .nav-links a{display:block;padding:7px 13px;border-radius:8px;font-size:14px;color:inherit;opacity:.86}
        .nav-links a:hover,.nav-links a.active{background:rgba(255,255,255,.18);opacity:1}
        .site-header.scrolled .nav-links a:hover,.site-header.scrolled .nav-links a.active{background:var(--paper-2)}
        .nav-actions{display:flex;align-items:center;gap:10px}
        .nav-search{width:38px;height:38px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.35);border-radius:9px;background:transparent;color:inherit}
        .site-header.scrolled .nav-search{border-color:var(--line)}
        .nav-cta{padding:9px 15px;border-radius:9px;background:var(--accent);color:#fff;font-size:14px;font-weight:700}
        .nav-cta:hover{background:#a45e47;color:#fff;transform:translateY(-2px)}
        .menu-toggle{display:none;border:1px solid var(--line);background:transparent;border-radius:8px;padding:7px 10px;color:inherit}
        .hero{position:relative;min-height:760px;display:flex;align-items:flex-end;overflow:hidden;color:#fff;background:#393633}
        .hero-media{position:absolute;inset:0;background:linear-gradient(110deg,#242321 5%,#534b47 46%,#786863 100%)}
        .hero-media:before,.hero-media:after{content:"";position:absolute;inset:0}
        .hero-media:before{background:linear-gradient(90deg,rgba(20,19,18,.86),rgba(30,26,24,.42) 55%,rgba(30,26,24,.2)),url("data:image/svg+xml,%3Csvg width='1200' height='700' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 520L420 100l320 230L1200 0v700H0z' fill='%23b96f55' fill-opacity='.18'/%3E%3Cpath d='M0 160L400 0l240 180L1200 80' fill='none' stroke='%23fff' stroke-opacity='.13' stroke-width='1'/%3E%3C/svg%3E");background-size:cover;background-position:center}
        .hero-media:after{background:radial-gradient(circle at 76% 25%,rgba(255,231,213,.22),transparent 25%),repeating-linear-gradient(115deg,transparent 0 38px,rgba(255,255,255,.035) 39px 40px)}
        .hero-content{position:relative;z-index:2;width:100%;padding:150px 0 92px}
        .eyebrow{display:inline-flex;align-items:center;gap:9px;margin-bottom:23px;color:#e8c5b7;font-size:12px;letter-spacing:.16em}
        .eyebrow:before{content:"";width:26px;height:1px;background:var(--accent)}
        h1,h2,h3,p{margin-top:0}
        h1{max-width:840px;margin-bottom:25px;font-size:clamp(46px,7vw,88px);line-height:1.08;letter-spacing:-.075em;font-weight:850}
        .hero-copy{max-width:650px;color:rgba(255,255,255,.8);font-size:18px;line-height:1.9}
        .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
        .button{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:12px 19px;border:1px solid transparent;border-radius:10px;font-weight:700;font-size:14px;transition:.25s var(--ease)}
        .button-primary{background:var(--accent);color:#fff}
        .button-primary:hover{background:#a45e47;color:#fff;transform:translateY(-3px);box-shadow:0 10px 22px rgba(185,111,85,.25)}
        .button-light{border-color:rgba(255,255,255,.4);color:#fff;background:rgba(255,255,255,.08)}
        .button-light:hover{background:#fff;color:var(--ink);transform:translateY(-3px)}
        .hero-facts{display:flex;gap:34px;margin-top:54px;padding-top:20px;border-top:1px solid rgba(255,255,255,.25)}
        .hero-fact strong{display:block;font-size:25px;line-height:1.2}
        .hero-fact span{display:block;margin-top:4px;color:rgba(255,255,255,.62);font-size:12px}
        .play-orb{position:absolute;right:10%;top:43%;z-index:3;display:grid;place-items:center;width:84px;height:84px;border:1px solid rgba(255,255,255,.55);border-radius:50%;background:rgba(255,255,255,.12);color:#fff;font-size:22px;transition:.3s var(--ease)}
        .play-orb:hover{background:var(--accent);border-color:var(--accent);transform:scale(1.07)}
        .section{padding:115px 0}
        .section.alt{background:var(--paper-2)}
        .section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:35px;margin-bottom:48px}
        .section-kicker{margin-bottom:12px;color:var(--accent);font-size:12px;font-weight:800;letter-spacing:.16em}
        h2{margin-bottom:0;max-width:690px;font-size:clamp(32px,4vw,54px);line-height:1.18;letter-spacing:-.065em}
        .section-intro{max-width:440px;margin-bottom:3px;color:var(--muted)}
        .selling-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}
        .feature-stage{min-height:390px;display:flex;flex-direction:column;justify-content:space-between;padding:34px;border-radius:var(--radius);background:var(--dark);color:#fff;box-shadow:var(--shadow)}
        .feature-stage .big-no{font-size:112px;line-height:.8;color:#d59a83;font-weight:800;letter-spacing:-.1em}
        .feature-stage h3{max-width:430px;margin:0;font-size:29px;line-height:1.3;letter-spacing:-.05em}
        .feature-stage p{max-width:510px;margin:12px 0 0;color:rgba(255,255,255,.65)}
        .feature-list{border-top:1px solid var(--line)}
        .feature-item{display:grid;grid-template-columns:52px 1fr auto;align-items:center;gap:15px;padding:24px 0;border-bottom:1px solid var(--line)}
        .feature-item .number{color:var(--accent);font-size:13px;font-weight:800}
        .feature-item h3{margin:0 0 4px;font-size:19px}
        .feature-item p{margin:0;color:var(--muted);font-size:14px}
        .arrow{color:var(--plum);font-size:22px;transition:transform .25s}
        .feature-item:hover .arrow{transform:translateX(5px)}
        .metric-strip{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
        .metric{padding:30px 25px;border-right:1px solid var(--line)}
        .metric:last-child{border:0}
        .metric strong{display:block;font-size:42px;line-height:1.1;letter-spacing:-.07em}
        .metric span{display:block;margin-top:8px;color:var(--muted);font-size:14px}
        .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-left:1px solid var(--line)}
        .step{min-height:220px;padding:25px 30px;border-right:1px solid var(--line);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
        .step-no{color:var(--accent);font-size:13px;font-weight:800}
        .step h3{margin:35px 0 8px;font-size:22px}
        .step p{color:var(--muted);font-size:14px}
        .step-tag,.tag{display:inline-block;padding:4px 9px;border-radius:5px;background:#e4d8d1;color:var(--plum);font-size:11px;line-height:1.4}
        .sample-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:20px}
        .sample-main,.sample-side{border:1px solid var(--line);border-radius:var(--radius);background:var(--white);overflow:hidden}
        .sample-cover{height:250px;background:linear-gradient(135deg,#88736e,#d7b3a1 52%,#69736d)}
        .sample-body{padding:26px}
        .sample-body h3{margin:13px 0 8px;font-size:24px;letter-spacing:-.04em}
        .sample-body p{margin-bottom:20px;color:var(--muted);font-size:14px}
        .sample-side{padding:25px}
        .sample-side h3{font-size:20px;margin-bottom:20px}
        .sample-link{display:flex;justify-content:space-between;gap:15px;padding:16px 0;border-top:1px solid var(--line);font-size:14px}
        .sample-link small{display:block;color:var(--muted);font-size:11px}
        .lead-section{background:var(--dark);color:#fff}
        .lead-wrap{display:grid;grid-template-columns:1fr .9fr;gap:80px;align-items:start}
        .lead-section .section-kicker{color:#d59a83}
        .lead-section h2{max-width:560px}
        .lead-section .section-intro{color:rgba(255,255,255,.62);margin-top:22px}
        .lead-form{padding:30px;border:1px solid rgba(255,255,255,.18);border-radius:var(--radius);background:rgba(255,255,255,.06)}
        .field{margin-bottom:18px}
        .field label{display:block;margin-bottom:7px;color:rgba(255,255,255,.72);font-size:13px}
        .field input,.field textarea{width:100%;border:1px solid rgba(255,255,255,.22);border-radius:8px;padding:12px 14px;background:rgba(255,255,255,.08);color:#fff}
        .field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.4)}
        .field input:focus,.field textarea:focus{border-color:#d59a83;outline:0;box-shadow:0 0 0 3px rgba(213,154,131,.15)}
        .form-note{margin:14px 0 0;color:rgba(255,255,255,.45);font-size:12px}
        .updates{display:grid;grid-template-columns:1fr .8fr;gap:50px}
        .update-list{border-top:1px solid var(--line)}
        .update-item{display:flex;justify-content:space-between;gap:25px;padding:20px 0;border-bottom:1px solid var(--line)}
        .update-item h3{margin:0;font-size:18px}
        .update-item p{margin:4px 0 0;color:var(--muted);font-size:14px}
        .update-date{color:var(--muted);font-size:12px;white-space:nowrap}
        .update-feature{padding:30px;border-radius:var(--radius);background:var(--sage);color:#fff}
        .update-feature h3{font-size:27px;line-height:1.35}
        .update-feature p{color:rgba(255,255,255,.7);font-size:14px}
        .privacy-box{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:25px 30px;border:1px solid var(--line);border-radius:12px;background:rgba(255,255,255,.3)}
        .privacy-box p{margin:0;color:var(--muted);font-size:13px}
        .site-footer{padding:70px 0 25px;background:#292725;color:#fff}
        .footer-grid{display:grid;grid-template-columns:1.4fr .7fr .7fr;gap:60px;padding-bottom:55px}
        .footer-brand{font-size:21px;font-weight:800;letter-spacing:-.05em}
        .footer-copy{max-width:360px;margin-top:15px;color:rgba(255,255,255,.55);font-size:13px}
        .footer-title{margin-bottom:15px;color:#d59a83;font-size:12px;font-weight:800;letter-spacing:.14em}
        .footer-links{display:grid;gap:8px;color:rgba(255,255,255,.68);font-size:14px}
        .footer-links a:hover{color:#fff;transform:translateX(3px)}
        .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;border-top:1px solid rgba(255,255,255,.15);color:rgba(255,255,255,.42);font-size:12px}
        .top-link{position:fixed;right:24px;bottom:24px;z-index:10;width:42px;height:42px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;background:var(--white);box-shadow:var(--shadow);color:var(--ink)}
        .top-link:hover{background:var(--accent);color:#fff;border-color:var(--accent)}
        @media(max-width:991px){
            .site-container{width:min(100% - 34px,720px)}
            .nav-links{display:none}.menu-toggle{display:block}.nav-actions .nav-cta{display:none}
            .hero{min-height:700px}.play-orb{right:8%;top:38%}
            .section{padding:82px 0}.selling-grid,.sample-layout,.lead-wrap,.updates{grid-template-columns:1fr;gap:28px}
            .metric-strip{grid-template-columns:repeat(2,1fr)}
            .metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}
            .steps{grid-template-columns:1fr}.step{min-height:auto;border-bottom:0}.step:last-child{border-bottom:1px solid var(--line)}
            .footer-grid{grid-template-columns:1fr 1fr;gap:35px}.footer-grid>div:first-child{grid-column:1/-1}
        }
        @media(max-width:575px){
            .site-container{width:calc(100% - 32px)}.site-header{padding:12px 0}.nav-shell{padding:9px 12px}.brand-name{font-size:14px}
            .hero-content{padding:140px 0 58px}h1{font-size:46px}.hero-copy{font-size:16px}.hero-facts{gap:20px;margin-top:38px}.hero-fact strong{font-size:21px}
            .play-orb{top:auto;right:20px;bottom:82px;width:60px;height:60px}
            .section{padding:68px 0}.section-head{display:block;margin-bottom:30px}.section-intro{margin-top:18px}
            .feature-stage{min-height:330px;padding:25px}.feature-stage .big-no{font-size:84px}.feature-stage h3{font-size:24px}
            .feature-item{grid-template-columns:35px 1fr auto;padding:19px 0}.metric{padding:24px 15px}.metric strong{font-size:32px}
            .sample-cover{height:180px}.sample-body{padding:21px}.sample-side{padding:21px}.lead-wrap{gap:34px}.lead-form{padding:20px}
            .privacy-box{display:block;padding:21px}.privacy-box .button{margin-top:15px}
            .footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}
        }
        @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category2 */
:root{
 --paper:#f5f2ec;
 --paper-2:#ebe6de;
 --ink:#1b1a18;
 --muted:#77716a;
 --line:rgba(27,26,24,.14);
 --sage:#69736d;
 --plum:#765d68;
 --accent:#b96f55;
 --dark:#242321;
 --white:#fffdf9;
 --radius:16px;
 --shadow:0 18px 45px rgba(39,34,29,.09);
 --ease:cubic-bezier(.2,.75,.25,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none;transition:color .25s var(--ease),background .25s var(--ease),border-color .25s var(--ease),transform .25s var(--ease)}
img{display:block;max-width:100%}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
:focus-visible{outline:3px solid rgba(185,111,85,.48);outline-offset:3px}
.site-container{width:min(1240px,calc(100% - 48px));margin:0 auto}
.site-header{position:absolute;top:0;left:0;right:0;z-index:20;padding:20px 0}
.nav-shell{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:12px 18px;border:1px solid rgba(255,255,255,.3);border-radius:14px;background:rgba(255,252,246,.14);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);color:#fff;transition:.35s var(--ease)}
.site-header.scrolled{position:fixed;padding:12px 0;background:rgba(245,242,236,.9);backdrop-filter:blur(16px);box-shadow:0 8px 24px rgba(38,32,26,.08)}
.site-header.scrolled .nav-shell{background:rgba(255,253,249,.84);border-color:var(--line);color:var(--ink)}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:-.04em;white-space:nowrap}
.brand-mark{display:grid;place-items:center;width:32px;height:32px;border-radius:9px;background:var(--accent);color:#fff;font-size:14px}
.brand-name{font-size:16px}
.nav-links{display:flex;align-items:center;gap:7px;margin:0;padding:0;list-style:none}
.nav-links a{display:block;padding:7px 13px;border-radius:8px;font-size:14px;color:inherit;opacity:.86}
.nav-links a:hover,.nav-links a.active{background:rgba(255,255,255,.18);opacity:1}
.site-header.scrolled .nav-links a:hover,.site-header.scrolled .nav-links a.active{background:var(--paper-2)}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-search{width:38px;height:38px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.35);border-radius:9px;background:transparent;color:inherit;font-size:22px;line-height:1}
.site-header.scrolled .nav-search{border-color:var(--line)}
.nav-cta{padding:9px 15px;border-radius:9px;background:var(--accent);color:#fff;font-size:14px;font-weight:700}
.nav-cta:hover{background:#a45e47;color:#fff;transform:translateY(-2px)}
.menu-toggle{display:none;border:1px solid var(--line);background:transparent;border-radius:8px;padding:7px 10px;color:inherit}
.page-hero{position:relative;padding:150px 0 72px;background:var(--dark);color:#fff;overflow:hidden}
.page-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(36,35,33,.98),rgba(63,54,51,.85)),repeating-linear-gradient(118deg,transparent 0 44px,rgba(255,255,255,.045) 45px 46px)}
.page-hero:after{content:"";position:absolute;width:560px;height:560px;right:-150px;top:-240px;border:1px solid rgba(255,255,255,.14);border-radius:50%;box-shadow:0 0 0 42px rgba(255,255,255,.025),0 0 0 84px rgba(255,255,255,.02)}
.hero-inner{position:relative;z-index:1}
.breadcrumbs{display:flex;gap:9px;align-items:center;margin-bottom:28px;color:rgba(255,255,255,.58);font-size:13px}
.breadcrumbs a:hover{color:#fff}
.breadcrumbs span{color:var(--accent)}
.page-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:70px;align-items:end}
.eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:9px;margin-bottom:18px;color:var(--accent);font-size:12px;font-weight:800;letter-spacing:.16em}
.eyebrow:before,.section-kicker:before{content:"";width:26px;height:1px;background:currentColor}
h1,h2,h3,p{overflow-wrap:anywhere}
h1{max-width:780px;margin:0;font-size:clamp(42px,6vw,78px);line-height:1.08;letter-spacing:-.075em;font-weight:850}
.hero-summary{max-width:650px;margin:24px 0 0;color:rgba(255,255,255,.7);font-size:17px}
.hero-index{padding:22px;border:1px solid rgba(255,255,255,.2);border-radius:var(--radius);background:rgba(255,255,255,.07);backdrop-filter:blur(8px)}
.index-label{display:flex;justify-content:space-between;color:rgba(255,255,255,.58);font-size:12px}
.index-label strong{color:#eac2b3}
.index-line{height:1px;margin:18px 0 15px;background:rgba(255,255,255,.2)}
.index-row{display:flex;justify-content:space-between;gap:15px;padding:10px 0;border-bottom:1px solid rgba(255,255,255,.11);font-size:14px}
.index-row:last-child{border-bottom:0}
.index-row span:last-child{color:rgba(255,255,255,.46)}
.section{padding:105px 0}
.section.alt{background:var(--paper-2)}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:35px;margin-bottom:42px}
.section-head h2{margin:0;font-size:clamp(30px,4vw,48px);line-height:1.2;letter-spacing:-.06em}
.section-intro{max-width:470px;margin:0;color:var(--muted)}
.filter-bar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:31px;padding:14px;border:1px solid var(--line);border-radius:13px;background:rgba(255,253,249,.64)}
.search-box{position:relative;flex:1 1 280px}
.search-box input{width:100%;padding:11px 14px 11px 42px;border:1px solid var(--line);border-radius:9px;background:var(--white);color:var(--ink)}
.search-box input:focus{border-color:var(--accent);outline:0;box-shadow:0 0 0 3px rgba(185,111,85,.12)}
.search-symbol{position:absolute;left:14px;top:8px;color:var(--muted);font-size:20px}
.filter-select{padding:11px 34px 11px 13px;border:1px solid var(--line);border-radius:9px;background:var(--white);color:var(--ink)}
.filter-note{margin-left:auto;color:var(--muted);font-size:13px}
.tag-list{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:32px}
.tag{padding:6px 12px;border:1px solid var(--line);border-radius:999px;background:rgba(255,253,249,.7);color:var(--plum);font-size:13px;transition:.25s var(--ease)}
.tag:hover,.tag.selected{border-color:var(--accent);background:#f0d9d0;color:#814b3a}
.matrix{display:grid;grid-template-columns:1.15fr .85fr 1fr;grid-auto-rows:minmax(160px,auto);gap:16px}
.region-card{position:relative;display:flex;flex-direction:column;justify-content:space-between;min-height:205px;padding:26px;border:1px solid var(--line);border-radius:var(--radius);background:var(--white);overflow:hidden;transition:.3s var(--ease)}
.region-card:before{content:"";position:absolute;right:-34px;bottom:-45px;width:150px;height:150px;border:1px solid rgba(118,93,104,.18);border-radius:50%}
.region-card:hover{border-color:var(--accent);transform:translateY(-4px);box-shadow:var(--shadow)}
.region-card.featured{grid-row:span 2;min-height:436px;background:var(--dark);color:#fff}
.region-card.sage{background:#dce1dc}
.region-card.plum{background:#e4d9dc}
.region-top{display:flex;justify-content:space-between;gap:10px;position:relative;z-index:1}
.region-no{color:var(--accent);font-size:12px;font-weight:800;letter-spacing:.12em}
.region-status{font-size:12px;color:var(--muted)}
.featured .region-status{color:rgba(255,255,255,.58)}
.region-card h3{position:relative;z-index:1;margin:32px 0 8px;font-size:27px;letter-spacing:-.05em}
.region-card:not(.featured) h3{margin-top:24px;font-size:21px}
.region-card p{position:relative;z-index:1;margin:0;color:var(--muted);font-size:14px;line-height:1.7}
.featured p{color:rgba(255,255,255,.66)}
.card-bottom{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:25px;padding-top:15px;border-top:1px solid var(--line);font-size:13px}
.featured .card-bottom{border-color:rgba(255,255,255,.2)}
.card-link{color:var(--plum);font-weight:700}
.featured .card-link{color:#efb09b}
.card-link:hover{color:var(--accent)}
.path-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.path-item{min-height:210px;padding:28px 25px 25px;border-right:1px solid var(--line)}
.path-item:last-child{border-right:0}
.path-no{font-size:13px;color:var(--accent);font-weight:800}
.path-item h3{margin:34px 0 9px;font-size:20px}
.path-item p{margin:0;color:var(--muted);font-size:14px}
.path-action{display:inline-block;margin-top:20px;color:var(--plum);font-size:13px;font-weight:700}
.empty-panel{display:flex;align-items:center;justify-content:space-between;gap:25px;padding:28px 30px;border:1px dashed rgba(27,26,24,.27);border-radius:var(--radius);background:rgba(255,253,249,.46)}
.empty-panel strong{display:block;font-size:18px}
.empty-panel p{margin:4px 0 0;color:var(--muted);font-size:14px}
.faq-list{border-top:1px solid var(--line)}
.accordion-item{border:0!important;border-bottom:1px solid var(--line)!important;background:transparent!important}
.accordion-button{padding:23px 0;background:transparent!important;color:var(--ink)!important;box-shadow:none!important;font-weight:700}
.accordion-button:after{filter:grayscale(1);opacity:.65}
.accordion-body{padding:0 45px 23px 0;color:var(--muted);font-size:15px}
.cta-panel{display:flex;align-items:center;justify-content:space-between;gap:35px;padding:43px 48px;border-radius:var(--radius);background:var(--plum);color:#fff}
.cta-panel h2{margin:0 0 8px;font-size:clamp(27px,4vw,42px);letter-spacing:-.06em}
.cta-panel p{max-width:590px;margin:0;color:rgba(255,255,255,.7)}
.cta-panel .button-primary{background:#e1a38d;color:#2b211e}
.cta-panel .button-primary:hover{background:#efb6a2;color:#2b211e}
.site-footer{padding:66px 0 25px;background:var(--dark);color:#fff}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:50px;padding-bottom:45px}
.footer-brand{font-size:22px;font-weight:800;letter-spacing:-.05em}
.footer-copy{max-width:360px;margin:13px 0 0;color:rgba(255,255,255,.55);font-size:14px}
.footer-title{margin-bottom:14px;color:#e8c5b7;font-size:13px;font-weight:800}
.footer-links{display:flex;flex-direction:column;align-items:flex-start;gap:8px;color:rgba(255,255,255,.62);font-size:14px}
.footer-links a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;gap:15px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);color:rgba(255,255,255,.4);font-size:12px}
.back-top{position:fixed;right:22px;bottom:22px;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;background:var(--white);color:var(--ink);box-shadow:var(--shadow);z-index:10}
.mobile-menu{background:var(--paper);color:var(--ink);width:min(360px,88vw)}
.mobile-menu .offcanvas-header{border-bottom:1px solid var(--line)}
.mobile-links{display:flex;flex-direction:column;gap:8px;padding:25px}
.mobile-links a{padding:14px 12px;border-bottom:1px solid var(--line);font-weight:700}
@media(max-width:991px){
 .nav-links{display:none}.menu-toggle{display:block}.nav-cta{display:none}
 .page-hero-grid{grid-template-columns:1fr;gap:34px}.hero-index{max-width:430px}
 .matrix{grid-template-columns:1fr 1fr}.region-card.featured{grid-row:span 2}
 .path-grid{grid-template-columns:1fr 1fr}.path-item:nth-child(2){border-right:0}.path-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
 .footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}
}
@media(max-width:575px){
 .site-container{width:min(100% - 32px,1240px)}
 .site-header{padding:13px 0}.nav-shell{padding:10px 12px}.brand-name{font-size:14px}.brand-mark{width:29px;height:29px}
 .page-hero{padding:120px 0 52px}.breadcrumbs{margin-bottom:20px}
 h1{font-size:clamp(38px,12vw,58px)}.hero-summary{font-size:15px}
 .section{padding:72px 0}.section-head{display:block;margin-bottom:28px}.section-intro{margin-top:14px}
 .filter-bar{align-items:stretch}.filter-select,.search-box{flex-basis:100%;width:100%}.filter-note{margin-left:0}
 .matrix{display:flex;flex-direction:column}.region-card,.region-card.featured{min-height:230px}
 .path-grid{display:block}.path-item{border-right:0;border-bottom:1px solid var(--line)!important}.path-item:last-child{border-bottom:0!important}
 .empty-panel,.cta-panel{display:block;padding:28px 23px}.empty-panel .button,.cta-panel .button{margin-top:20px}
 .footer-grid{grid-template-columns:1fr;gap:30px}.footer-grid>div:first-child{grid-column:auto}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:5px}
}
@media(prefers-reduced-motion:reduce){
 *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
}

/* roulang page: category1 */
:root{
            --paper:#f5f2ec;
            --paper-2:#ebe6de;
            --ink:#1b1a18;
            --muted:#77716a;
            --line:rgba(27,26,24,.14);
            --sage:#69736d;
            --plum:#765d68;
            --accent:#b96f55;
            --dark:#242321;
            --white:#fffdf9;
            --radius:16px;
            --shadow:0 18px 45px rgba(39,34,29,.09);
            --ease:cubic-bezier(.2,.75,.25,1);
        }
        *,*:before,*:after{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}
        a{color:inherit;text-decoration:none;transition:color .25s var(--ease),background .25s var(--ease),border-color .25s var(--ease),transform .25s var(--ease)}
        img{display:block;max-width:100%}
        button,input{font:inherit}
        button{cursor:pointer}
        .site-container{width:min(1240px,calc(100% - 48px));margin:0 auto}
        .site-header{position:absolute;top:0;left:0;right:0;z-index:20;padding:20px 0}
        .nav-shell{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:12px 18px;border:1px solid rgba(255,255,255,.3);border-radius:14px;background:rgba(255,252,246,.14);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);color:#fff;transition:.35s var(--ease)}
        .site-header.scrolled{position:fixed;padding:12px 0;background:rgba(245,242,236,.9);backdrop-filter:blur(16px);box-shadow:0 8px 24px rgba(38,32,26,.08)}
        .site-header.scrolled .nav-shell{background:rgba(255,253,249,.84);border-color:var(--line);color:var(--ink)}
        .brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:-.04em;white-space:nowrap}
        .brand-mark{display:grid;place-items:center;width:32px;height:32px;border-radius:9px;background:var(--accent);color:#fff;font-size:14px}
        .brand-name{font-size:16px}
        .nav-links{display:flex;align-items:center;gap:7px;margin:0;padding:0;list-style:none}
        .nav-links a{display:block;padding:7px 13px;border-radius:8px;font-size:14px;color:inherit;opacity:.86}
        .nav-links a:hover,.nav-links a.active{background:rgba(255,255,255,.18);opacity:1}
        .site-header.scrolled .nav-links a:hover,.site-header.scrolled .nav-links a.active{background:var(--paper-2)}
        .nav-actions{display:flex;align-items:center;gap:10px}
        .nav-search{width:38px;height:38px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.35);border-radius:9px;background:transparent;color:inherit;font-size:22px;line-height:1}
        .site-header.scrolled .nav-search{border-color:var(--line)}
        .nav-cta,.button-primary{background:var(--accent);color:#fff}
        .nav-cta{padding:9px 15px;border-radius:9px;font-size:14px;font-weight:700}
        .nav-cta:hover,.button-primary:hover{background:#a45e47;color:#fff;transform:translateY(-2px)}
        .menu-toggle{display:none;border:1px solid var(--line);background:transparent;border-radius:8px;padding:7px 10px;color:inherit}
        .page-hero{position:relative;padding:160px 0 82px;background:var(--dark);color:#fff;overflow:hidden}
        .page-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(110deg,rgba(28,27,25,.98),rgba(66,56,52,.9)),repeating-linear-gradient(120deg,transparent 0 46px,rgba(255,255,255,.04) 47px 48px)}
        .page-hero:after{content:"";position:absolute;width:520px;height:520px;right:-130px;top:-230px;border:1px solid rgba(255,255,255,.12);border-radius:50%;box-shadow:0 0 0 44px rgba(255,255,255,.025),0 0 0 88px rgba(255,255,255,.02)}
        .hero-inner{position:relative;z-index:1}
        .breadcrumb-line{display:flex;gap:10px;align-items:center;margin-bottom:30px;color:rgba(255,255,255,.58);font-size:13px}
        .breadcrumb-line a:hover{color:#fff}
        .eyebrow,.section-kicker{color:#d59a83;font-size:12px;font-weight:800;letter-spacing:.16em}
        .eyebrow{display:inline-flex;gap:9px;align-items:center;margin-bottom:18px}
        .eyebrow:before{content:"";width:26px;height:1px;background:var(--accent)}
        h1,h2,h3,p{margin-top:0}
        h1{max-width:760px;margin-bottom:20px;font-size:clamp(42px,6.5vw,78px);line-height:1.08;letter-spacing:-.075em;font-weight:850}
        .hero-summary{max-width:650px;color:rgba(255,255,255,.72);font-size:18px}
        .hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}
        .tag,.step-tag{display:inline-flex;align-items:center;padding:5px 10px;border-radius:99px;background:rgba(118,93,104,.12);color:var(--plum);font-size:12px;line-height:1.4}
        .page-hero .tag{background:rgba(255,255,255,.1);color:#f1d4c8}
        .section{padding:105px 0}
        .section.alt{background:var(--paper-2)}
        .section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;margin-bottom:42px}
        .section-kicker{margin-bottom:11px;color:var(--accent)}
        h2{margin-bottom:0;font-size:clamp(31px,4vw,51px);line-height:1.16;letter-spacing:-.065em;font-weight:800}
        .section-intro{max-width:450px;margin-bottom:3px;color:var(--muted)}
        .control-bar{display:flex;align-items:center;gap:12px;padding:14px;border:1px solid var(--line);border-radius:14px;background:rgba(255,253,249,.7);box-shadow:0 8px 24px rgba(39,34,29,.04)}
        .search-box{display:flex;align-items:center;gap:10px;flex:1;min-width:180px;padding:0 13px;border:1px solid var(--line);border-radius:9px;background:var(--paper)}
        .search-box span{color:var(--accent);font-size:20px}
        .search-box input{width:100%;padding:9px 0;border:0;outline:0;background:transparent;color:var(--ink)}
        .search-box input::placeholder{color:#9a9289}
        .select-control{padding:10px 12px;border:1px solid var(--line);border-radius:9px;background:var(--paper);color:var(--ink);outline:0}
        .select-control:focus,.search-box:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px rgba(185,111,85,.14)}
        .view-note{padding:8px 8px;color:var(--muted);font-size:13px;white-space:nowrap}
        .content-layout{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(280px,.75fr);gap:54px;align-items:start}
        .featured-card{position:relative;min-height:475px;display:flex;align-items:flex-end;overflow:hidden;border-radius:18px;background:var(--dark);color:#fff;box-shadow:var(--shadow)}
        .abstract-cover{position:absolute;inset:0;background:linear-gradient(145deg,#413937,#80645d 55%,#b96f55)}
        .abstract-cover:before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(24,22,20,.9),rgba(24,22,20,.05) 75%),linear-gradient(115deg,transparent 0 34%,rgba(255,255,255,.16) 35% 35.4%,transparent 36% 58%,rgba(255,255,255,.1) 59% 59.4%,transparent 60%)}
        .abstract-cover:after{content:"内容预览";position:absolute;right:30px;top:28px;padding:6px 11px;border:1px solid rgba(255,255,255,.38);border-radius:99px;color:rgba(255,255,255,.8);font-size:12px}
        .featured-content{position:relative;z-index:1;padding:34px;max-width:650px}
        .featured-content h3{margin:18px 0 10px;font-size:clamp(26px,3.4vw,42px);line-height:1.22;letter-spacing:-.06em}
        .featured-content p{margin-bottom:22px;color:rgba(255,255,255,.7)}
        .button{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:11px 18px;border:1px solid transparent;border-radius:10px;font-size:14px;font-weight:700}
        .button-light{border-color:rgba(255,255,255,.4);color:#fff;background:rgba(255,255,255,.08)}
        .button-light:hover{background:#fff;color:var(--ink);transform:translateY(-2px)}
        .index-list{border-top:1px solid var(--line)}
        .index-item{display:grid;grid-template-columns:40px 1fr 20px;gap:12px;align-items:start;padding:22px 0;border-bottom:1px solid var(--line)}
        .index-item .no{color:var(--accent);font-weight:800;font-size:13px}
        .index-item h3{margin:0 0 4px;font-size:18px}
        .index-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.65}
        .index-item .arrow{color:var(--plum);font-size:21px;transition:transform .25s}
        .index-item:hover .arrow{transform:translateX(5px)}
        .result-meta{display:flex;justify-content:space-between;align-items:center;margin:28px 0 16px;color:var(--muted);font-size:13px}
        .result-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
        .result-card{padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:rgba(255,253,249,.74);transition:.3s var(--ease)}
        .result-card:hover{border-color:rgba(185,111,85,.6);transform:translateY(-4px);box-shadow:var(--shadow)}
        .result-card .mini-cover{height:116px;margin:-22px -22px 18px;border-radius:16px 16px 0 0;background:linear-gradient(135deg,#c7b7ac,#69736d)}
        .result-card:nth-child(2) .mini-cover{background:linear-gradient(135deg,#765d68,#d4a18e)}
        .result-card:nth-child(3) .mini-cover{background:linear-gradient(135deg,#69736d,#b6aa93)}
        .result-card:nth-child(4) .mini-cover{background:linear-gradient(135deg,#443d3c,#bd826d)}
        .card-line{display:flex;justify-content:space-between;gap:10px;margin-bottom:10px}
        .card-date{color:var(--muted);font-size:12px}
        .result-card h3{margin:10px 0 8px;font-size:19px;line-height:1.35}
        .result-card p{margin-bottom:16px;color:var(--muted);font-size:14px;line-height:1.7}
        .text-link{color:var(--plum);font-size:13px;font-weight:800}
        .text-link:hover{color:var(--accent)}
        .aside-panel{padding:25px;border-radius:var(--radius);background:var(--dark);color:#fff}
        .aside-panel h3{margin-bottom:19px;font-size:21px}
        .filter-tags{display:flex;flex-wrap:wrap;gap:8px}
        .filter-tags a{padding:7px 10px;border:1px solid rgba(255,255,255,.16);border-radius:8px;color:rgba(255,255,255,.72);font-size:13px}
        .filter-tags a:hover,.filter-tags a.active{background:var(--accent);border-color:var(--accent);color:#fff}
        .empty-note{margin-top:20px;padding:16px;border-left:2px solid var(--accent);color:var(--muted);font-size:13px;background:rgba(255,253,249,.52)}
        .steps{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}
        .step{min-height:180px;padding:26px 22px 20px 0;border-right:1px solid var(--line)}
        .step:not(:first-child){padding-left:22px}
        .step:last-child{border-right:0}
        .step-no{display:block;margin-bottom:28px;color:var(--accent);font-size:13px;font-weight:800}
        .step h3{font-size:19px;margin-bottom:7px}
        .step p{margin:0;color:var(--muted);font-size:14px}
        .faq-wrap{max-width:920px;margin:0 auto}
        .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
        .accordion-button{padding:22px 0;background:transparent!important;box-shadow:none!important;color:var(--ink);font-weight:750}
        .accordion-button:after{background-image:none;content:"+";font-size:24px;font-weight:400;color:var(--accent)}
        .accordion-button:not(.collapsed):after{content:"−"}
        .accordion-body{padding:0 40px 22px 0;color:var(--muted);font-size:15px}
        .cta-panel{display:flex;justify-content:space-between;align-items:center;gap:30px;padding:42px;border-radius:18px;background:var(--plum);color:#fff}
        .cta-panel h2{max-width:650px;margin-bottom:10px}
        .cta-panel p{margin:0;color:rgba(255,255,255,.7)}
        .site-footer{padding:68px 0 25px;background:var(--dark);color:#fff}
        .footer-grid{display:grid;grid-template-columns:1.5fr .8fr .8fr;gap:50px;padding-bottom:48px}
        .footer-brand{font-size:21px;font-weight:800}
        .footer-copy{max-width:360px;margin:14px 0 0;color:rgba(255,255,255,.58);font-size:14px}
        .footer-title{margin-bottom:13px;color:#d59a83;font-size:13px;font-weight:800}
        .footer-links{display:flex;flex-direction:column;gap:8px;color:rgba(255,255,255,.68);font-size:14px}
        .footer-links a:hover{color:#fff}
        .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);color:rgba(255,255,255,.42);font-size:12px}
        .back-top{position:fixed;right:24px;bottom:24px;z-index:10;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;background:var(--white);color:var(--ink);box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:.3s}
        .back-top.show{opacity:1;pointer-events:auto}
        .offcanvas{background:var(--paper);color:var(--ink)}
        .offcanvas-header{border-bottom:1px solid var(--line)}
        .offcanvas-title{font-weight:800}
        .mobile-links{display:flex;flex-direction:column;gap:4px;padding:20px}
        .mobile-links a{padding:13px 12px;border-radius:9px}
        .mobile-links a:hover,.mobile-links a.active{background:var(--paper-2);color:var(--accent)}
        :focus-visible{outline:3px solid rgba(185,111,85,.55);outline-offset:3px}
        @media(max-width:991px){
            .site-container{width:min(100% - 36px,760px)}
            .nav-links{display:none}.menu-toggle{display:block}
            .nav-cta{display:none}
            .page-hero{padding-top:145px}
            .content-layout{grid-template-columns:1fr;gap:35px}
            .steps{grid-template-columns:1fr 1fr}
            .step:nth-child(2){border-right:0}
            .step:nth-child(3),.step:nth-child(4){border-top:1px solid var(--line)}
        }
        @media(max-width:575px){
            .site-container{width:calc(100% - 30px)}
            .site-header{padding:12px 0}
            .nav-shell{padding:10px 12px}
            .brand-name{font-size:14px}
            .page-hero{padding:125px 0 58px}
            h1{font-size:43px}
            .hero-summary{font-size:16px}
            .section{padding:72px 0}
            .section-head{display:block;margin-bottom:28px}
            .section-intro{margin-top:16px}
            .control-bar{display:block}
            .select-control,.view-note{width:100%;margin-top:10px}
            .featured-card{min-height:420px}
            .featured-content{padding:24px}
            .result-grid{grid-template-columns:1fr}
            .steps{grid-template-columns:1fr}
            .step,.step:not(:first-child){min-height:auto;padding:21px 0;border-right:0;border-bottom:1px solid var(--line)}
            .step:last-child{border-bottom:0}
            .step-no{margin-bottom:12px}
            .cta-panel{display:block;padding:28px 24px}
            .cta-panel .button{margin-top:22px}
            .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px}
            .footer-bottom{display:block;line-height:2}
            .footer-bottom span{display:block}
        }
        @media(prefers-reduced-motion:reduce){
            *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
        }