/* roulang page: index */
:root{
            --ink:#29242a;
            --muted:#756b73;
            --paper:#f7f3ef;
            --paper-2:#eee7e1;
            --plum:#542c47;
            --plum-deep:#291b28;
            --rose:#b77b84;
            --copper:#ae795d;
            --cream:#fffaf5;
            --line:rgba(67,45,59,.16);
            --line-light:rgba(255,255,255,.16);
            --shadow:0 18px 50px rgba(43,27,39,.09);
            --shadow-soft:0 8px 24px rgba(43,27,39,.07);
            --radius-xl:24px;
            --radius-lg:18px;
            --radius-md:13px;
            --radius-sm:9px;
            --ease:220ms ease-out;
            --container:1220px;
        }
        *,*::before,*::after{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;
            background:var(--paper);
            color:var(--ink);
            font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
            font-size:16px;
            line-height:1.75;
            overflow-x:hidden;
        }
        img{display:block;max-width:100%;height:auto}
        a{color:inherit;text-decoration:none;transition:color var(--ease),border-color var(--ease),background var(--ease),transform var(--ease)}
        button,input,select{font:inherit}
        button{cursor:pointer}
        h1,h2,h3,p,ul,ol{margin-top:0}
        ul,ol{padding-left:0;list-style:none}
        :focus-visible{outline:3px solid rgba(183,123,132,.65);outline-offset:4px}
        .grid-container{max-width:var(--container);padding-left:28px;padding-right:28px}
        .site-header{
            position:sticky;top:0;z-index:20;
            background:rgba(247,243,239,.94);
            border-bottom:1px solid var(--line);
            backdrop-filter:blur(12px);
        }
        .topbar{
            min-height:78px;
            display:flex;align-items:center;justify-content:space-between;gap:28px;
        }
        .brand{
            display:flex;align-items:center;gap:12px;
            font-weight:800;letter-spacing:-.04em;line-height:1.15;
            max-width:310px;
        }
        .brand-mark{
            width:34px;height:34px;border-radius:50%;
            background:var(--plum);display:grid;place-items:center;
            color:var(--cream);font-size:13px;flex:0 0 auto;
        }
        .brand-name{font-size:16px}
        .nav-list{display:flex;align-items:center;gap:8px;margin:0}
        .nav-list a{
            min-height:44px;padding:9px 14px;display:flex;align-items:center;
            color:var(--muted);font-size:14px;border-bottom:2px solid transparent;
        }
        .nav-list a:hover,.nav-list a.active{color:var(--plum);border-bottom-color:var(--plum)}
        .nav-cta,.button-primary{
            display:inline-flex;align-items:center;justify-content:center;gap:9px;
            min-height:46px;padding:11px 19px;border:1px solid var(--plum);
            border-radius:var(--radius-sm);background:var(--plum);color:#fff8f5;
            font-weight:700;font-size:14px;
        }
        .nav-cta:hover,.button-primary:hover{background:var(--plum-deep);transform:translateY(-2px);color:#fff}
        .nav-cta:active,.button-primary:active{transform:translateY(0)}
        .button-secondary{
            display:inline-flex;align-items:center;justify-content:center;gap:9px;
            min-height:46px;padding:11px 19px;border:1px solid var(--line);
            border-radius:var(--radius-sm);background:transparent;color:var(--plum);
            font-weight:700;font-size:14px;
        }
        .button-secondary:hover{border-color:var(--plum);background:rgba(84,44,71,.06);transform:translateY(-2px)}
        .menu-toggle{display:none;background:none;border:0;color:var(--plum);font-size:25px;min-width:44px;min-height:44px}
        .eyebrow{
            display:inline-flex;align-items:center;gap:9px;color:var(--copper);
            font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;
        }
        .eyebrow::before{content:"";width:28px;height:1px;background:var(--copper)}
        .hero{
            position:relative;padding:86px 0 66px;
            background:var(--cream);border-bottom:1px solid var(--line);overflow:hidden;
        }
        .hero::after{
            content:"29";position:absolute;right:4%;bottom:-45px;
            color:rgba(84,44,71,.055);font-size:260px;font-weight:900;line-height:1;
            pointer-events:none;
        }
        .hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.18fr .82fr;gap:70px;align-items:end}
        .hero h1{
            max-width:820px;margin:20px 0 24px;color:var(--plum-deep);
            font-size:clamp(43px,6.2vw,82px);font-weight:900;letter-spacing:-.075em;line-height:1.08;
        }
        .hero h1 span{color:var(--rose)}
        .hero-copy{max-width:680px;color:var(--muted);font-size:17px;line-height:1.9;margin-bottom:29px}
        .actions{display:flex;flex-wrap:wrap;gap:12px}
        .hero-note{margin-top:28px;padding-top:17px;border-top:1px solid var(--line);color:var(--muted);font-size:12px}
        .index-panel{
            min-height:320px;padding:25px;background:var(--plum-deep);color:#f9eee8;
            border-radius:var(--radius-xl);box-shadow:var(--shadow);position:relative;
        }
        .panel-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:42px;color:#cdb8bd;font-size:12px}
        .live-dot{display:inline-flex;align-items:center;gap:8px}
        .live-dot::before{content:"";width:7px;height:7px;border-radius:50%;background:#d79c86;box-shadow:0 0 0 5px rgba(215,156,134,.13)}
        .panel-number{font-size:88px;font-weight:900;letter-spacing:-.1em;line-height:.9;color:#f8ded5}
        .panel-title{font-size:23px;font-weight:800;margin:18px 0 8px}
        .panel-copy{color:#c9b7bd;font-size:14px;max-width:290px}
        .panel-links{display:flex;gap:8px;flex-wrap:wrap;margin-top:23px}
        .panel-links a{border:1px solid var(--line-light);padding:5px 10px;border-radius:999px;color:#f1d9d4;font-size:12px}
        .panel-links a:hover{background:rgba(255,255,255,.1)}
        section{padding:86px 0}
        .section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:34px}
        .section-head h2{margin:11px 0 0;color:var(--plum-deep);font-size:clamp(28px,3vw,44px);letter-spacing:-.06em;line-height:1.2}
        .section-intro{max-width:560px;margin:0;color:var(--muted);font-size:15px}
        .section-link{color:var(--plum);font-weight:800;font-size:14px;white-space:nowrap}
        .section-link:hover{color:var(--rose)}
        .filter-strip{
            display:flex;gap:9px;overflow-x:auto;padding:5px 0 18px;
            scrollbar-width:thin;margin-bottom:25px;
        }
        .filter-strip a{
            white-space:nowrap;padding:9px 15px;border:1px solid var(--line);
            border-radius:999px;color:var(--muted);font-size:13px;background:rgba(255,255,255,.35)
        }
        .filter-strip a:hover,.filter-strip a.current{background:var(--plum);border-color:var(--plum);color:#fff}
        .news-layout{display:grid;grid-template-columns:1.45fr .75fr;gap:22px}
        .news-list,.side-feature{border:1px solid var(--line);background:rgba(255,250,245,.72);border-radius:var(--radius-lg)}
        .news-list{padding:8px 25px}
        .news-item{display:flex;align-items:center;gap:18px;padding:20px 0;border-bottom:1px solid var(--line)}
        .news-item:last-child{border-bottom:0}
        .news-index{color:var(--rose);font-weight:900;font-size:13px;width:30px}
        .news-item h3{font-size:17px;margin:0 0 4px;color:var(--plum-deep)}
        .news-item p{font-size:13px;color:var(--muted);margin:0}
        .news-meta{margin-left:auto;color:var(--muted);font-size:12px;white-space:nowrap}
        .side-feature{padding:26px;background:var(--plum);color:#fff3ed}
        .side-feature .eyebrow{color:#e6b29f}
        .side-feature h3{font-size:27px;line-height:1.3;margin:24px 0 13px}
        .side-feature p{color:#ddc8c7;font-size:14px}
        .mini-link{display:inline-block;margin-top:14px;color:#fff;border-bottom:1px solid #dca9a0;padding-bottom:4px;font-weight:700;font-size:13px}
        .feature-band{background:var(--paper-2)}
        .feature-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}
        .feature-main,.feature-small{border:1px solid var(--line);background:var(--cream);border-radius:var(--radius-lg);padding:28px}
        .feature-main{min-height:260px;display:flex;flex-direction:column;justify-content:space-between}
        .feature-main h3{font-size:31px;letter-spacing:-.05em;color:var(--plum-deep);margin:16px 0 8px}
        .feature-main p,.feature-small p{color:var(--muted);font-size:14px}
        .feature-small-wrap{display:grid;gap:18px}
        .feature-small{display:grid;grid-template-columns:44px 1fr;gap:16px;padding:23px}
        .feature-num{font-size:23px;font-weight:900;color:var(--rose)}
        .feature-small h3{font-size:18px;margin:0 0 5px;color:var(--plum-deep)}
        .status{display:inline-flex;padding:4px 9px;border-radius:999px;background:#f2e4df;border:1px solid #e5c9c1;color:var(--copper);font-size:11px;font-weight:800}
        .scene-layout{display:grid;grid-template-columns:.62fr 1.38fr;gap:42px;align-items:start}
        .scene-list{border-top:1px solid var(--line)}
        .scene-row{display:grid;grid-template-columns:45px 1fr;gap:15px;padding:20px 0;border-bottom:1px solid var(--line)}
        .scene-row .num{color:var(--rose);font-weight:900}
        .scene-row h3{font-size:18px;margin:0 0 5px;color:var(--plum-deep)}
        .scene-row p{font-size:13px;color:var(--muted);margin:0}
        .scene-preview{min-height:340px;background:var(--plum-deep);border-radius:var(--radius-xl);padding:32px;color:#fff1eb;position:relative;overflow:hidden}
        .scene-preview::before{content:"INDEX / VIEW";position:absolute;right:-2px;top:34px;writing-mode:vertical-rl;color:rgba(255,255,255,.3);font-size:11px;letter-spacing:.15em}
        .scene-preview h3{font-size:38px;line-height:1.2;max-width:430px;margin:55px 0 18px;letter-spacing:-.06em}
        .scene-preview p{max-width:430px;color:#cbb8bd;font-size:14px}
        .preview-rule{width:75%;height:1px;background:rgba(255,255,255,.28);margin:35px 0 16px}
        .result-section{background:var(--cream)}
        .result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}
        .result-card{border:1px solid var(--line);padding:24px;border-radius:var(--radius-md);background:#fffaf7;transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease)}
        .result-card:hover{transform:translateY(-5px);border-color:var(--rose);box-shadow:var(--shadow-soft)}
        .result-card .case-no{font-size:12px;color:var(--copper);font-weight:900}
        .result-card h3{font-size:20px;color:var(--plum-deep);margin:17px 0 9px}
        .result-card p{color:var(--muted);font-size:13px;min-height:66px}
        .result-card a{font-size:13px;font-weight:800;color:var(--plum)}
        .access-layout{display:grid;grid-template-columns:1fr .78fr;gap:20px;align-items:stretch}
        .access-main{padding:34px;background:var(--plum);color:#fff4ef;border-radius:var(--radius-xl)}
        .access-main h2{font-size:36px;letter-spacing:-.06em;line-height:1.2;margin:17px 0 12px}
        .access-main p{color:#ddc4c2;max-width:570px;font-size:14px}
        .access-main .button-primary{background:#f5ddd4;color:var(--plum);border-color:#f5ddd4;margin-top:15px}
        .access-main .button-primary:hover{background:#fff;color:var(--plum)}
        .rules{border:1px solid var(--line);border-radius:var(--radius-xl);padding:27px;background:var(--cream)}
        .rules h3{font-size:20px;color:var(--plum-deep);margin-bottom:17px}
        .rules li{display:flex;gap:12px;border-bottom:1px solid var(--line);padding:13px 0;color:var(--muted);font-size:13px}
        .rules li:last-child{border-bottom:0}
        .rules li::before{content:"✓";color:var(--rose);font-weight:900}
        .app-section{background:var(--paper-2)}
        .app-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:22px}
        .app-card{background:var(--plum-deep);color:#fff3ee;border-radius:var(--radius-xl);padding:30px;min-height:260px}
        .app-card h3{font-size:29px;line-height:1.25;letter-spacing:-.05em;margin:23px 0 12px}
        .app-card p{color:#cdb8bd;font-size:14px}
        .app-points{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
        .app-point{padding:25px;background:var(--cream);border:1px solid var(--line);border-radius:var(--radius-md)}
        .app-point strong{display:block;font-size:18px;color:var(--plum-deep);margin-bottom:6px}
        .app-point span{font-size:13px;color:var(--muted)}
        .faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:55px}
        .faq-intro h2{font-size:38px;line-height:1.2;letter-spacing:-.06em;color:var(--plum-deep);margin:17px 0}
        .faq-intro p{color:var(--muted);font-size:14px}
        .accordion{background:transparent;margin:0}
        .accordion-item{border-top:1px solid var(--line)}
        .accordion-title{padding:19px 38px 19px 0;border:0;background:transparent;color:var(--plum-deep);font-weight:800;font-size:16px;position:relative}
        .accordion-title::before{right:4px;color:var(--rose);font-size:20px}
        .accordion-title:hover{background:transparent;color:var(--rose)}
        .accordion-content{border:0;background:transparent;color:var(--muted);font-size:14px;padding:0 30px 20px 0}
        .about-band{padding-top:65px;padding-bottom:65px;background:#e7ddd8}
        .about-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:60px;align-items:center}
        .about-grid h2{font-size:37px;color:var(--plum-deep);letter-spacing:-.06em;margin:16px 0}
        .about-grid p{color:var(--muted);font-size:15px}
        .trust-line{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
        .trust-line span{padding:8px 12px;border:1px solid var(--line);border-radius:999px;font-size:12px;color:var(--plum)}
        .cta{padding:72px 0;background:var(--plum-deep);color:#fff1eb;text-align:center}
        .cta h2{font-size:clamp(30px,4vw,52px);line-height:1.2;letter-spacing:-.07em;margin:14px auto 13px}
        .cta p{max-width:650px;margin:0 auto 25px;color:#cdb8bd;font-size:15px}
        .site-footer{background:#211820;color:#cbb8bd;padding:45px 0 25px}
        .footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px;padding-bottom:35px;border-bottom:1px solid var(--line-light)}
        .footer-brand{color:#fff3ed;font-size:18px;font-weight:800;line-height:1.3}
        .footer-copy{font-size:13px;max-width:330px;margin-top:15px;color:#9e8b92}
        .footer-col h3{font-size:13px;color:#fff3ed;margin-bottom:13px}
        .footer-col a{display:block;color:#a9959c;font-size:13px;margin:7px 0}
        .footer-col a:hover{color:#fff3ed}
        .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;font-size:12px;color:#8e7b83}
        .age-label{color:#d3a393}
        .reveal{animation:rise .65s ease-out both}
        @keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
        @media(max-width:1024px){
            .hero-grid,.scene-layout,.access-layout,.faq-grid,.about-grid{grid-template-columns:1fr;gap:30px}
            .hero-grid{align-items:start}.index-panel{max-width:600px}
            .feature-grid,.news-layout{grid-template-columns:1fr}
            .scene-preview{min-height:270px}.scene-preview h3{margin-top:40px}
        }
        @media(max-width:768px){
            .grid-container{padding-left:20px;padding-right:20px}
            .topbar{min-height:68px}.menu-toggle{display:block}
            .nav-wrap{display:none;position:absolute;top:68px;left:0;right:0;padding:12px 20px 20px;background:var(--cream);border-bottom:1px solid var(--line);box-shadow:var(--shadow-soft)}
            .nav-wrap.is-open{display:block}.nav-list{display:block}
            .nav-list a{border-bottom:1px solid var(--line);padding:12px 4px}
            .nav-list .nav-cta{margin-top:12px;border:1px solid var(--plum);justify-content:center}
            .hero{padding:63px 0 48px}.hero h1{font-size:clamp(41px,11vw,66px)}
            section{padding:62px 0}.section-head{display:block}.section-link{display:inline-block;margin-top:17px}
            .result-grid{grid-template-columns:1fr}.app-grid{grid-template-columns:1fr}.app-points{grid-template-columns:1fr 1fr}
            .footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-grid>div:first-child{grid-column:1/-1}
        }
        @media(max-width:520px){
            .brand-name{font-size:14px}.brand{max-width:245px}.hero h1{font-size:43px}
            .hero-copy{font-size:15px}.actions{display:grid;grid-template-columns:1fr}.actions a{width:100%}
            .index-panel{min-height:280px}.panel-number{font-size:72px}
            .news-item{align-items:flex-start;gap:10px}.news-meta{display:none}
            .feature-main h3,.scene-preview h3{font-size:28px}
            .app-points{grid-template-columns:1fr}.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;animation:none!important;transition:none!important}
        }

/* roulang page: category1 */
:root{
 --ink:#29242a;
 --muted:#756b73;
 --paper:#f7f3ef;
 --paper-2:#eee7e1;
 --plum:#542c47;
 --plum-deep:#291b28;
 --rose:#b77b84;
 --copper:#ae795d;
 --cream:#fffaf5;
 --line:rgba(67,45,59,.16);
 --line-light:rgba(255,255,255,.16);
 --shadow:0 18px 50px rgba(43,27,39,.09);
 --shadow-soft:0 8px 24px rgba(43,27,39,.07);
 --radius-xl:24px;
 --radius-lg:18px;
 --radius-md:13px;
 --radius-sm:9px;
 --ease:220ms ease-out;
 --container:1220px;
}
*,:before,:after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;background:var(--paper);color:var(--ink);
 font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
 font-size:16px;line-height:1.75;overflow-x:hidden
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color var(--ease),border-color var(--ease),background var(--ease),transform var(--ease)}
button,input,select{font:inherit}
button{cursor:pointer}
h1,h2,h3,h4,p{margin-top:0}
.grid-container{max-width:var(--container);padding-left:28px;padding-right:28px}
.site-header{
 position:sticky;top:0;z-index:20;background:rgba(247,243,239,.94);
 border-bottom:1px solid var(--line);backdrop-filter:blur(12px)
}
.topbar{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:-.04em;line-height:1.15;max-width:310px}
.brand-mark{width:34px;height:34px;border-radius:50%;background:var(--plum);display:grid;place-items:center;color:var(--cream);font-size:13px;flex:0 0 auto}
.brand-name{font-size:16px}
.nav-list{display:flex;align-items:center;gap:8px;margin:0;list-style:none}
.nav-list a{min-height:44px;padding:9px 14px;display:flex;align-items:center;color:var(--muted);font-size:14px;border-bottom:2px solid transparent}
.nav-list a:hover,.nav-list a.active{color:var(--plum);border-bottom-color:var(--plum)}
.nav-cta,.button-primary{
 display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;
 padding:11px 19px;border:1px solid var(--plum);border-radius:var(--radius-sm);
 background:var(--plum);color:#fff8f5;font-weight:700;font-size:14px
}
.nav-cta:hover,.button-primary:hover{background:var(--plum-deep);transform:translateY(-2px);color:#fff}
.nav-cta:active,.button-primary:active{transform:translateY(0)}
.button-secondary{
 display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;
 padding:11px 19px;border:1px solid var(--line);border-radius:var(--radius-sm);
 background:transparent;color:var(--plum);font-weight:700;font-size:14px
}
.button-secondary:hover{border-color:var(--plum);background:rgba(84,44,71,.06);transform:translateY(-2px)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(183,123,132,.55);outline-offset:3px}
.menu-toggle{display:none;background:none;border:0;color:var(--plum);font-size:25px;min-width:44px;min-height:44px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--copper);font-size:12px;font-weight:800;letter-spacing:.16em}
.eyebrow:before{content:"";width:28px;height:1px;background:var(--copper)}
.page-hero{padding:72px 0 54px;background:var(--cream);border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.page-hero:after{content:"01";position:absolute;right:6%;bottom:-54px;color:rgba(84,44,71,.06);font-size:250px;font-weight:900;line-height:1}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1fr) 350px;gap:64px;align-items:end}
.breadcrumbs{margin-bottom:28px;color:var(--muted);font-size:13px}
.breadcrumbs a:hover{color:var(--plum)}
.breadcrumbs span{padding:0 9px;color:var(--rose)}
.page-hero h1{max-width:820px;margin:16px 0 20px;color:var(--plum-deep);font-size:clamp(38px,5.4vw,70px);font-weight:900;letter-spacing:-.075em;line-height:1.1}
.page-hero h1 em{color:var(--rose);font-style:normal}
.hero-summary{max-width:700px;color:var(--muted);font-size:17px;line-height:1.9;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.index-panel{padding:25px;background:var(--plum);color:#fff4ee;border-radius:var(--radius-lg);box-shadow:var(--shadow);transform:rotate(1deg)}
.index-panel .panel-kicker{color:#e5b49f;font-size:12px;letter-spacing:.16em;font-weight:800}
.index-panel h2{font-size:26px;line-height:1.3;margin:18px 0 10px}
.index-panel p{color:#ddc8c7;font-size:14px;margin-bottom:19px}
.panel-meta{display:flex;justify-content:space-between;border-top:1px solid var(--line-light);padding-top:15px;color:#f1d9d4;font-size:12px}
.filter-section{padding:30px 0;background:var(--paper-2);border-bottom:1px solid var(--line)}
.filter-row{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.filter-label{color:var(--plum-deep);font-size:13px;font-weight:800}
.filter-strip{display:flex;gap:9px;flex-wrap:wrap}
.filter-strip a{white-space:nowrap;padding:8px 15px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:13px;background:rgba(255,255,255,.42)}
.filter-strip a:hover,.filter-strip a.current{background:var(--plum);border-color:var(--plum);color:#fff}
.content-area{padding:82px 0}
.content-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:58px;align-items:start}
.side-index{position:sticky;top:108px;padding:24px;background:rgba(255,250,245,.72);border:1px solid var(--line);border-radius:var(--radius-lg)}
.side-index h2{font-size:19px;margin:0 0 18px;color:var(--plum-deep)}
.side-index ul{list-style:none;margin:0;padding:0}
.side-index li{border-top:1px solid var(--line)}
.side-index a{display:flex;justify-content:space-between;gap:12px;padding:12px 0;color:var(--muted);font-size:14px}
.side-index a:hover,.side-index a.selected{color:var(--plum);padding-left:5px}
.side-index .side-note{margin:22px 0 0;padding-top:17px;border-top:1px solid var(--line);color:var(--muted);font-size:12px;line-height:1.7}
.content-heading{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:25px}
.content-heading h2{margin:0;color:var(--plum-deep);font-size:clamp(28px,3.5vw,43px);letter-spacing:-.06em;line-height:1.2}
.content-heading p{max-width:360px;margin:0;color:var(--muted);font-size:14px}
.entry-list{border-top:1px solid var(--line)}
.entry-card{
 display:grid;grid-template-columns:150px minmax(0,1fr) auto;gap:24px;align-items:center;
 padding:22px 0;border-bottom:1px solid var(--line);transition:border-color var(--ease),transform var(--ease)
}
.entry-card:hover{border-bottom-color:var(--rose);transform:translateX(5px)}
.cover-art{height:112px;border-radius:var(--radius-md);background:linear-gradient(135deg,var(--plum-deep),var(--rose));position:relative;overflow:hidden}
.cover-art:before{content:"";position:absolute;width:130px;height:130px;border:1px solid rgba(255,255,255,.3);border-radius:50%;left:18px;top:-35px}
.cover-art:after{content:"29";position:absolute;right:12px;bottom:2px;color:rgba(255,255,255,.25);font-size:55px;font-weight:900}
.cover-art.copper{background:linear-gradient(135deg,#6b3e45,var(--copper))}
.cover-art.sand{background:linear-gradient(135deg,#5a4650,#c19a83)}
.cover-art.rose{background:linear-gradient(135deg,#542c47,#b77b84)}
.entry-number{font-size:12px;color:var(--copper);letter-spacing:.12em;font-weight:800}
.entry-card h3{font-size:20px;color:var(--plum-deep);margin:5px 0 6px;line-height:1.35}
.entry-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.7}
.tag-row{display:flex;gap:7px;flex-wrap:wrap;margin-top:10px}
.tag{display:inline-flex;padding:3px 9px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:11px}
.status{color:var(--copper);font-size:12px;white-space:nowrap}
.entry-arrow{display:inline-flex;align-items:center;gap:8px;color:var(--plum);font-weight:800;font-size:13px;white-space:nowrap}
.entry-arrow span{font-size:20px;transition:transform var(--ease)}
.entry-card:hover .entry-arrow span{transform:translateX(4px)}
.notice-band{margin-top:42px;padding:20px 24px;border-left:3px solid var(--rose);background:rgba(255,250,245,.7);color:var(--muted);font-size:13px}
.faq-section{padding:82px 0;background:var(--paper-2);border-top:1px solid var(--line)}
.faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px}
.faq-intro h2{color:var(--plum-deep);font-size:clamp(29px,3.4vw,44px);line-height:1.2;letter-spacing:-.06em;margin:15px 0}
.faq-intro p{color:var(--muted);font-size:14px}
.accordion{background:transparent;margin:0;border:0}
.accordion-item{border-top:1px solid var(--line);background:transparent}
.accordion-title{padding:18px 35px 18px 0;border:0;background:transparent;color:var(--plum-deep);font-weight:800;font-size:15px}
.accordion-title:hover{background:transparent;color:var(--rose)}
.accordion-title:before{right:6px;color:var(--rose)}
.accordion-content{border:0;background:var(--cream);color:var(--muted);font-size:14px;padding:16px 18px}
.cta-section{padding:70px 0;background:var(--plum-deep);color:#fff4ee}
.cta-box{display:flex;align-items:center;justify-content:space-between;gap:30px}
.cta-box h2{font-size:clamp(27px,4vw,46px);line-height:1.2;letter-spacing:-.06em;margin:0 0 10px}
.cta-box p{color:#ddc8c7;margin:0;font-size:14px}
.cta-box .button-primary{background:var(--rose);border-color:var(--rose)}
.cta-box .button-primary:hover{background:#c48b91}
.site-footer{padding:54px 0 22px;background:#201820;color:#f7e9e2}
.footer-grid{display:grid;grid-template-columns:1.5fr .8fr .8fr;gap:60px;padding-bottom:43px;border-bottom:1px solid var(--line-light)}
.footer-brand{display:block;font-size:19px;font-weight:900;letter-spacing:-.04em;margin-bottom:14px}
.footer-copy{max-width:390px;color:#c9b6b8;font-size:13px;margin:0}
.footer-col{display:flex;flex-direction:column;gap:8px}
.footer-col h3{color:#f4d2c8;font-size:13px;margin:0 0 8px}
.footer-col a{color:#c9b6b8;font-size:13px}
.footer-col a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:19px;color:#a9969b;font-size:12px}
.age-label{color:#d5a398}
@media(max-width:1024px){
 .hero-grid{grid-template-columns:1fr 310px;gap:35px}
 .content-layout{gap:35px}
}
@media(max-width:768px){
 .grid-container{padding-left:20px;padding-right:20px}
 .topbar{min-height:68px}
 .menu-toggle{display:block}
 .nav-wrap{display:none;width:100%;padding:10px 0 18px}
 .nav-wrap.is-open{display:block}
 .topbar{flex-wrap:wrap;gap:0}
 .nav-list{display:flex;flex-direction:column;align-items:stretch;gap:2px}
 .nav-list a{width:100%;justify-content:space-between}
 .nav-cta{margin-top:8px}
 .hero-grid,.content-layout,.faq-grid{grid-template-columns:1fr}
 .page-hero{padding:53px 0 42px}
 .index-panel{max-width:420px;transform:none}
 .content-area,.faq-section{padding:62px 0}
 .side-index{position:static}
 .side-index ul{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
 .entry-card{grid-template-columns:112px minmax(0,1fr);gap:16px}
 .cover-art{height:92px}
 .entry-arrow{grid-column:2}
 .content-heading{display:block}
 .content-heading p{margin-top:12px}
 .cta-box{display:block}
 .cta-box .button-primary{margin-top:24px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:35px}
 .footer-grid>div:first-child{grid-column:1/-1}
}
@media(max-width:520px){
 .brand-name{font-size:14px}
 .page-hero h1{font-size:39px}
 .hero-summary{font-size:15px}
 .filter-row{align-items:flex-start;display:block}
 .filter-strip{margin-top:10px;overflow-x:auto;flex-wrap:nowrap;padding-bottom:5px}
 .entry-card{grid-template-columns:88px minmax(0,1fr);gap:12px}
 .cover-art{height:82px}
 .entry-card h3{font-size:17px}
 .entry-card p{font-size:12px}
 .status{display:block;margin-top:6px}
 .footer-grid{grid-template-columns:1fr}
 .footer-grid>div:first-child{grid-column:auto}
 .footer-bottom{display:block}
 .age-label{display:block;margin-top:8px}
}
@media(prefers-reduced-motion:reduce){
 *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
}

/* roulang page: category2 */
:root{
 --ink:#29242a;--muted:#756b73;--paper:#f7f3ef;--paper-2:#eee7e1;
 --plum:#542c47;--plum-deep:#291b28;--rose:#b77b84;--copper:#ae795d;
 --cream:#fffaf5;--line:rgba(67,45,59,.16);--line-light:rgba(255,255,255,.16);
 --shadow:0 18px 50px rgba(43,27,39,.09);--shadow-soft:0 8px 24px rgba(43,27,39,.07);
 --radius-xl:24px;--radius-lg:18px;--radius-md:13px;--radius-sm:9px;
 --ease:220ms ease-out;--container:1220px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}
h1,h2,h3,h4,p{margin-top:0}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color var(--ease),border-color var(--ease),background var(--ease),transform var(--ease)}
button,input,select{font:inherit}
button{cursor:pointer}
:focus-visible{outline:3px solid rgba(183,123,132,.6);outline-offset:3px}
.grid-container{max-width:var(--container);padding-left:28px;padding-right:28px}
.site-header{position:sticky;top:0;z-index:20;background:rgba(247,243,239,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
.topbar{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:-.04em;line-height:1.15;max-width:330px}
.brand-mark{width:34px;height:34px;border-radius:50%;background:var(--plum);display:grid;place-items:center;color:var(--cream);font-size:13px;flex:0 0 auto}
.brand-name{font-size:16px}
.nav-list{display:flex;align-items:center;gap:8px;margin:0;list-style:none}
.nav-list a{min-height:44px;padding:9px 14px;display:flex;align-items:center;color:var(--muted);font-size:14px;border-bottom:2px solid transparent}
.nav-list a:hover,.nav-list a.active{color:var(--plum);border-bottom-color:var(--plum)}
.nav-list a.nav-cta{border:1px solid var(--plum);border-radius:var(--radius-sm);background:var(--plum);color:#fff8f5;font-weight:700}
.nav-list a.nav-cta:hover{background:var(--plum-deep);transform:translateY(-2px);color:#fff}
.menu-toggle{display:none;background:none;border:0;color:var(--plum);font-size:25px;min-width:44px;min-height:44px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--copper);font-size:12px;font-weight:800;letter-spacing:.16em}
.eyebrow:before{content:"";width:28px;height:1px;background:var(--copper)}
.hero{position:relative;padding:70px 0 54px;background:var(--cream);border-bottom:1px solid var(--line);overflow:hidden}
.hero:after{content:"02";position:absolute;right:5%;bottom:-55px;color:rgba(84,44,71,.055);font-size:260px;font-weight:900;line-height:1;pointer-events:none}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;gap:68px;align-items:end}
.breadcrumb{display:flex;gap:10px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:30px}
.breadcrumb a:hover{color:var(--plum)}
.breadcrumb span{color:var(--copper)}
.hero h1{max-width:760px;margin:18px 0 20px;color:var(--plum-deep);font-size:clamp(42px,6vw,76px);font-weight:900;letter-spacing:-.075em;line-height:1.08}
.hero h1 em{font-style:normal;color:var(--rose)}
.hero-copy{max-width:670px;color:var(--muted);font-size:17px;line-height:1.9;margin-bottom:26px}
.actions{display:flex;gap:12px;flex-wrap:wrap}
.button-primary,.button-secondary{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:11px 19px;border-radius:var(--radius-sm);font-weight:700;font-size:14px}
.button-primary{border:1px solid var(--plum);background:var(--plum);color:#fff8f5}
.button-primary:hover{background:var(--plum-deep);transform:translateY(-2px);color:#fff}
.button-secondary{border:1px solid var(--line);background:transparent;color:var(--plum)}
.button-secondary:hover{border-color:var(--plum);background:rgba(84,44,71,.06);transform:translateY(-2px)}
.guide-panel{padding:27px;background:var(--plum);color:#fff3ed;border-radius:var(--radius-xl);box-shadow:var(--shadow)}
.panel-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line-light);padding-bottom:16px}
.status{display:inline-flex;align-items:center;gap:7px;color:#edc6b8;font-size:12px}
.status:before{content:"";width:7px;height:7px;background:var(--rose);border-radius:50%}
.panel-number{font-size:13px;color:#d7afb0}
.guide-panel h2{font-size:28px;line-height:1.3;margin:26px 0 12px}
.guide-panel p{color:#ddc8c7;font-size:14px;margin-bottom:20px}
.panel-steps{display:grid;gap:10px}
.panel-step{display:flex;gap:12px;align-items:center;padding:11px 0;border-top:1px solid var(--line-light);font-size:13px}
.panel-step b{color:#e6b29f;font-size:12px}
.notice{padding:16px 0;border-bottom:1px solid var(--line);color:var(--muted);font-size:13px}
section{padding:78px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:30px}
.section-head h2{margin:10px 0 0;color:var(--plum-deep);font-size:clamp(29px,3.4vw,46px);letter-spacing:-.06em;line-height:1.2}
.section-intro{max-width:560px;margin:0;color:var(--muted);font-size:15px}
.filter-strip{display:flex;gap:9px;overflow-x:auto;padding:4px 0 15px;scrollbar-width:thin}
.filter-strip a{white-space:nowrap;padding:9px 15px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:13px;background:rgba(255,255,255,.35)}
.filter-strip a:hover,.filter-strip a.current{background:var(--plum);border-color:var(--plum);color:#fff}
.matrix{display:grid;grid-template-columns:1.35fr .65fr;gap:18px;margin-top:26px}
.guide-card{position:relative;min-height:220px;padding:25px;background:var(--cream);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease)}
.guide-card:hover{transform:translateY(-4px);border-color:var(--rose);box-shadow:var(--shadow-soft)}
.guide-card.main{grid-row:span 2;min-height:465px;background:var(--plum);color:#fff3ed}
.guide-card.main:after{content:"观看";position:absolute;right:-9px;bottom:-33px;color:rgba(255,255,255,.06);font-size:150px;font-weight:900}
.card-index{display:flex;justify-content:space-between;align-items:center;color:var(--copper);font-size:12px;font-weight:800;letter-spacing:.12em}
.main .card-index{color:#e6b29f}
.card-tag{display:inline-block;padding:4px 9px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:11px;letter-spacing:0}
.main .card-tag{border-color:var(--line-light);color:#e6c7c3}
.guide-card h3{position:relative;z-index:1;margin:42px 0 10px;color:var(--plum-deep);font-size:25px;line-height:1.35}
.main h3{color:#fff3ed;font-size:36px;max-width:500px;margin-top:180px}
.guide-card p{position:relative;z-index:1;color:var(--muted);font-size:14px;max-width:510px}
.main p{color:#ddc8c7}
.card-link{position:absolute;z-index:2;bottom:22px;left:25px;color:var(--plum);font-size:13px;font-weight:800}
.main .card-link{color:#f0c8b9}
.card-link span{display:inline-block;margin-left:7px;transition:transform var(--ease)}
.guide-card:hover .card-link span{transform:translateX(4px)}
.scenario-band{background:var(--paper-2)}
.scenario-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:70px;align-items:start}
.scenario-list{border-top:1px solid var(--line)}
.scenario-item{display:grid;grid-template-columns:60px 1fr;gap:18px;padding:21px 0;border-bottom:1px solid var(--line)}
.scenario-item strong{color:var(--copper);font-size:13px}
.scenario-item h3{margin:0 0 5px;font-size:18px;color:var(--plum-deep)}
.scenario-item p{margin:0;color:var(--muted);font-size:13px}
.preview{padding:30px;background:var(--cream);border:1px solid var(--line);border-radius:var(--radius-xl);box-shadow:var(--shadow-soft)}
.preview-label{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;border-bottom:1px solid var(--line);padding-bottom:14px}
.preview h3{font-size:30px;color:var(--plum-deep);line-height:1.3;margin:25px 0 14px}
.preview p{color:var(--muted);font-size:14px}
.preview-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:22px}
.pill{padding:7px 11px;border-radius:999px;background:rgba(183,123,132,.14);color:var(--plum);font-size:12px}
.examples{background:var(--plum-deep);color:#fff3ed}
.examples .section-head h2{color:#fff3ed}
.examples .section-intro{color:#d5c1c1}
.example-track{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.example{padding:23px;border:1px solid var(--line-light);border-radius:var(--radius-md);min-height:205px;transition:transform var(--ease),background var(--ease)}
.example:hover{transform:translateY(-4px);background:rgba(255,255,255,.06)}
.example b{color:#e6b29f;font-size:12px}
.example h3{margin:35px 0 8px;font-size:20px;color:#fff3ed}
.example p{margin:0;color:#d5c1c1;font-size:13px}
.example a{display:inline-block;margin-top:18px;color:#edc6b8;font-size:13px;font-weight:700}
.rules-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:50px;align-items:start}
.rule-card{padding:28px;background:var(--cream);border:1px solid var(--line);border-radius:var(--radius-lg)}
.rule-card h3{font-size:25px;color:var(--plum-deep);margin-bottom:16px}
.rule-list{list-style:none;margin:0;padding:0}
.rule-list li{position:relative;padding:12px 0 12px 24px;border-bottom:1px solid var(--line);color:var(--muted);font-size:14px}
.rule-list li:before{content:"";position:absolute;left:0;top:22px;width:8px;height:8px;border-radius:50%;background:var(--rose)}
.price-note{padding:31px;background:var(--plum);border-radius:var(--radius-xl);color:#fff3ed}
.price-note .eyebrow{color:#e6b29f}
.price-note h3{font-size:31px;line-height:1.3;margin:20px 0 12px}
.price-note p{color:#ddc8c7;font-size:14px}
.faq-section{background:var(--cream)}
.faq-list{max-width:900px;margin:0 auto;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;text-align:left;background:none;border:0;padding:20px 0;color:var(--plum-deep);font-weight:800;font-size:16px}
.faq-question span:last-child{font-size:23px;color:var(--rose);transition:transform var(--ease)}
.faq-answer{display:none;padding:0 40px 20px 0;color:var(--muted);font-size:14px}
.faq-item.open .faq-answer{display:block}
.faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
.cta{padding:70px 0;background:var(--rose);color:#fffaf5}
.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
.cta h2{margin:0 0 8px;font-size:clamp(28px,4vw,48px);letter-spacing:-.06em}
.cta p{margin:0;color:#fff0ec;font-size:14px}
.cta .button-secondary{border-color:rgba(255,255,255,.5);color:#fff;background:transparent}
.cta .button-secondary:hover{background:rgba(255,255,255,.14);border-color:#fff}
.site-footer{padding:55px 0 22px;background:var(--plum-deep);color:#fff3ed}
.footer-grid{display:grid;grid-template-columns:1.4fr .7fr .7fr;gap:50px;padding-bottom:40px}
.footer-brand{font-weight:900;font-size:19px;letter-spacing:-.04em}
.footer-copy{max-width:350px;color:#cdb9bb;font-size:13px;margin:18px 0 0}
.footer-col{display:flex;flex-direction:column;gap:10px}
.footer-col h3{font-size:13px;color:#edc6b8;margin:0 0 7px}
.footer-col a{font-size:13px;color:#cdb9bb}
.footer-col a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:18px;border-top:1px solid var(--line-light);color:#bca9ad;font-size:12px}
.age-label{color:#edc6b8}
@media(max-width:1024px){.hero-grid,.scenario-grid{grid-template-columns:1fr;gap:35px}.hero-grid{align-items:start}.guide-panel{max-width:650px}.matrix{grid-template-columns:1fr 1fr}.guide-card.main{grid-column:span 2;grid-row:auto;min-height:350px}.main h3{margin-top:120px}}
@media(max-width:768px){.grid-container{padding-left:20px;padding-right:20px}.topbar{min-height:68px}.brand{max-width:260px}.brand-name{font-size:14px}.menu-toggle{display:block}.nav-wrap{display:none}.nav-wrap.is-open{display:block;position:absolute;top:68px;left:0;right:0;padding:10px 20px 18px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:var(--shadow-soft)}.nav-list{display:flex;flex-direction:column;align-items:stretch;gap:2px}.nav-list a{justify-content:flex-start}.nav-list a.nav-cta{justify-content:center;margin-top:6px}.hero{padding:52px 0 42px}.hero h1{font-size:clamp(40px,11vw,62px)}section{padding:60px 0}.section-head,.cta-inner{display:block}.section-link{display:inline-block;margin-top:16px}.example-track{grid-template-columns:1fr}.rules-grid{grid-template-columns:1fr;gap:18px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-grid>div:first-child{grid-column:span 2}.footer-bottom{display:block}.age-label{display:block;margin-top:8px}}
@media(max-width:520px){.hero-grid{gap:25px}.matrix{display:block}.guide-card,.guide-card.main{min-height:260px;margin-bottom:14px}.main h3{font-size:29px;margin-top:100px}.guide-card h3{font-size:22px;margin-top:38px}.scenario-grid{gap:25px}.preview h3{font-size:25px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.actions a{width:100%}.button-primary,.button-secondary{width:100%}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}