/* roulang page: index */
:root{
            --bg:#160f1d;
            --bg-deep:#100b15;
            --panel:#241827;
            --panel-2:#2c1d31;
            --panel-3:#35213a;
            --text:#f8eff8;
            --muted:#b9a8bd;
            --dim:#87758b;
            --line:rgba(245,215,246,.12);
            --primary:#b53b91;
            --primary-2:#7128a7;
            --accent:#f28c78;
            --success:#9dd9bd;
            --radius-xl:28px;
            --radius-lg:20px;
            --radius-md:14px;
            --shadow:0 22px 65px rgba(5,2,9,.35);
            --glow:0 12px 32px rgba(181,59,145,.25);
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;
            color:var(--text);
            background:
                radial-gradient(circle at 12% 0%,rgba(130,43,132,.2),transparent 28rem),
                radial-gradient(circle at 88% 12%,rgba(242,140,120,.1),transparent 25rem),
                var(--bg);
            font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;
            line-height:1.7;
            overflow-x:hidden;
        }
        body:before{
            content:"";
            position:fixed;
            inset:0;
            pointer-events:none;
            opacity:.16;
            background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
            background-size:42px 42px;
            mask-image:linear-gradient(to bottom,black,transparent 75%);
        }
        a{color:inherit;text-decoration:none}
        img{max-width:100%;display:block}
        button,input{font:inherit}
        .container{max-width:1180px}
        .site-header{
            position:sticky;top:0;z-index:1000;
            background:rgba(16,11,21,.86);
            border-bottom:1px solid var(--line);
            backdrop-filter:blur(14px);
        }
        .navbar{padding:17px 0}
        .brand{
            display:flex;align-items:center;gap:11px;
            font-weight:800;letter-spacing:-.03em;
            white-space:nowrap;
        }
        .brand-mark{
            width:36px;height:36px;border-radius:12px;
            display:grid;place-items:center;
            background:linear-gradient(135deg,var(--primary),var(--primary-2));
            box-shadow:var(--glow);
            font-size:16px;
        }
        .brand-text{font-size:17px}
        .nav-link{
            color:var(--muted)!important;
            font-size:14px;padding:9px 14px!important;
            border-radius:10px;transition:.25s ease;
        }
        .nav-link:hover,.nav-link.active{color:var(--text)!important;background:rgba(255,255,255,.07)}
        .nav-actions{display:flex;gap:10px;align-items:center;margin-left:15px}
        .btn{
            border-radius:12px;padding:11px 18px;font-size:14px;font-weight:700;
            transition:transform .25s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease;
        }
        .btn:hover{transform:translateY(-2px)}
        .btn:focus-visible,.nav-link:focus-visible,.form-control:focus-visible{outline:3px solid rgba(242,140,120,.55);outline-offset:3px}
        .btn-outline-soft{color:var(--text);border:1px solid var(--line);background:rgba(255,255,255,.035)}
        .btn-outline-soft:hover{border-color:rgba(242,140,120,.55);background:rgba(242,140,120,.1);color:var(--text)}
        .btn-main{color:#fff;border:0;background:linear-gradient(135deg,var(--primary),var(--primary-2));box-shadow:var(--glow)}
        .btn-main:hover{color:#fff;box-shadow:0 16px 34px rgba(181,59,145,.38)}
        .hero{padding:82px 0 66px;position:relative}
        .hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:48px;align-items:center}
        .eyebrow,.section-kicker{
            display:inline-flex;align-items:center;gap:8px;
            color:#e7b8dd;font-size:12px;font-weight:800;letter-spacing:.08em;
            text-transform:uppercase;
        }
        .eyebrow:before,.section-kicker:before{
            content:"";width:26px;height:2px;background:var(--accent);border-radius:9px
        }
        h1{font-size:clamp(38px,5vw,67px);line-height:1.1;letter-spacing:-.055em;margin:18px 0 22px;font-weight:850}
        .hero-copy{color:var(--muted);font-size:17px;max-width:610px;margin-bottom:29px}
        .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
        .hero-stats{display:flex;gap:26px;margin-top:35px;padding-top:23px;border-top:1px solid var(--line)}
        .stat strong{display:block;font-size:22px;letter-spacing:-.04em}
        .stat span{font-size:12px;color:var(--dim)}
        .preview{
            min-height:420px;padding:20px;border-radius:var(--radius-xl);
            background:linear-gradient(145deg,rgba(67,35,70,.95),rgba(28,17,34,.98));
            border:1px solid rgba(245,215,246,.15);box-shadow:var(--shadow);
            position:relative;overflow:hidden;
        }
        .preview:after{
            content:"";position:absolute;width:310px;height:310px;right:-90px;top:-120px;
            background:radial-gradient(circle,rgba(242,140,120,.26),transparent 67%);
        }
        .preview-top,.preview-bottom{display:flex;justify-content:space-between;align-items:center;position:relative;z-index:1}
        .live-dot{display:inline-flex;align-items:center;gap:7px;color:var(--success);font-size:12px}
        .live-dot i{width:7px;height:7px;border-radius:50%;background:var(--success);box-shadow:0 0 12px var(--success)}
        .cover{
            height:245px;margin:18px 0;border-radius:18px;position:relative;overflow:hidden;
            background:
                linear-gradient(120deg,transparent 20%,rgba(242,140,120,.45),transparent 65%),
                radial-gradient(circle at 75% 35%,#9c3d91,transparent 23%),
                linear-gradient(135deg,#33214b,#721f65 52%,#24152e);
        }
        .cover:before,.cover:after{content:"";position:absolute;border:1px solid rgba(255,255,255,.19);transform:rotate(-24deg)}
        .cover:before{width:390px;height:150px;left:-100px;top:42px}
        .cover:after{width:340px;height:120px;right:-80px;bottom:20px}
        .cover-center{position:absolute;inset:0;display:grid;place-items:center}
        .play{
            width:66px;height:66px;border-radius:50%;display:grid;place-items:center;
            background:rgba(255,255,255,.92);color:#682465;font-size:22px;padding-left:4px;
            box-shadow:0 10px 32px rgba(0,0,0,.25)
        }
        .preview-title{font-weight:750;font-size:18px}.preview-meta{color:var(--muted);font-size:12px}
        .badge-soft{
            display:inline-flex;align-items:center;gap:5px;
            padding:5px 9px;border-radius:8px;background:rgba(255,255,255,.08);
            border:1px solid var(--line);color:#e8d9e8;font-size:11px;white-space:nowrap
        }
        .badge-hot{background:rgba(242,140,120,.12);color:#ffb09f;border-color:rgba(242,140,120,.25)}
        .section{padding:78px 0}
        .section-head{display:flex;justify-content:space-between;gap:25px;align-items:end;margin-bottom:30px}
        .section-title{font-size:34px;line-height:1.2;letter-spacing:-.045em;margin:10px 0 0}
        .section-desc{color:var(--muted);max-width:560px;margin:0}
        .feature-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:16px}
        .card-dark{
            background:linear-gradient(145deg,rgba(49,30,53,.92),rgba(31,20,37,.94));
            border:1px solid var(--line);border-radius:var(--radius-lg);
            padding:25px;transition:.28s ease;position:relative;overflow:hidden;
        }
        .card-dark:hover{transform:translateY(-5px);border-color:rgba(242,140,120,.38);box-shadow:var(--shadow)}
        .feature-main{background:linear-gradient(140deg,#482045,#271b35 70%)}
        .icon-box{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:rgba(181,59,145,.2);color:#f0a8dc;font-size:20px;margin-bottom:22px}
        .card-dark h3{font-size:19px;margin:0 0 9px;letter-spacing:-.025em}
        .card-dark p{color:var(--muted);font-size:14px;margin:0 0 20px}
        .card-footer{display:flex;justify-content:space-between;align-items:center;gap:10px}
        .arrow{font-size:21px;color:var(--accent);transition:.2s}.card-dark:hover .arrow{transform:translateX(4px)}
        .scene-panel{padding:8px;border-radius:var(--radius-xl);background:rgba(255,255,255,.035);border:1px solid var(--line)}
        .scene-tabs{display:flex;gap:8px;padding:8px;overflow:auto}
        .scene-tab{flex:0 0 auto;border:1px solid transparent;background:transparent;color:var(--muted);padding:10px 16px;border-radius:10px;font-size:13px}
        .scene-tab:hover,.scene-tab.active{color:#fff;background:linear-gradient(135deg,rgba(181,59,145,.34),rgba(113,40,167,.28));border-color:rgba(245,215,246,.13)}
        .content-grid{display:grid;grid-template-columns:1.45fr .8fr;gap:18px;padding:18px}
        .content-main{min-height:290px;border-radius:18px;padding:22px;background:linear-gradient(135deg,#432346,#25182e);position:relative;overflow:hidden}
        .content-main:after{content:"";position:absolute;inset:auto -10% -50% 20%;height:180px;background:radial-gradient(ellipse,rgba(242,140,120,.3),transparent 65%)}
        .content-main h3{font-size:25px;max-width:360px;margin:52px 0 14px;position:relative;z-index:1}
        .content-main p{color:var(--muted);max-width:420px;font-size:14px;position:relative;z-index:1}
        .mini-list{display:flex;flex-direction:column;gap:10px}
        .mini-item{padding:15px;border-radius:14px;background:rgba(255,255,255,.055);border:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}
        .mini-item b{display:block;font-size:14px}.mini-item small{color:var(--dim)}
        .mini-item span{font-size:20px;color:var(--accent)}
        .showcase{display:grid;grid-template-columns:1.3fr .7fr;gap:16px}
        .showcase-large{min-height:280px;display:flex;flex-direction:column;justify-content:end;background:linear-gradient(145deg,#55294d,#26182e)}
        .showcase-large h3{font-size:28px;margin:12px 0}.showcase-large p{max-width:480px}
        .showcase-side{display:grid;gap:16px}
        .metric-row{display:flex;gap:20px;margin-top:20px}.metric strong{display:block;font-size:20px}.metric small{font-size:11px;color:var(--dim)}
        .update-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}
        .update-list{border-top:1px solid var(--line)}
        .update-item{display:flex;gap:18px;align-items:center;padding:17px 0;border-bottom:1px solid var(--line)}
        .update-index{color:var(--accent);font-weight:800;width:25px}.update-info{flex:1}.update-info a{font-weight:700;font-size:15px}.update-info small{display:block;color:var(--dim);font-size:12px}
        .notice{background:linear-gradient(145deg,rgba(113,40,167,.25),rgba(181,59,145,.08))}
        .notice h3{font-size:22px}.notice p{font-size:14px}
        .perks{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:16px}
        .perk-main{background:linear-gradient(135deg,#732d69,#43236b)}
        .perk-main h3{font-size:27px}
        .check-list{list-style:none;padding:0;margin:20px 0 25px}.check-list li{margin:10px 0;color:#eaddea;font-size:14px}.check-list li:before{content:"✓";color:var(--success);font-weight:800;margin-right:9px}
        .price-label{color:#eab0df;font-size:12px}.price-title{font-size:23px;margin:9px 0 14px}
        .faq-wrap{max-width:900px;margin:auto}.accordion-item{background:var(--panel);border:1px solid var(--line)!important;margin-bottom:10px;border-radius:14px!important;overflow:hidden}
        .accordion-button{background:var(--panel);color:var(--text);font-weight:700;box-shadow:none!important;padding:19px 21px}
        .accordion-button:not(.collapsed){background:var(--panel-3);color:#fff}.accordion-button:after{filter:invert(1);opacity:.7}.accordion-body{background:var(--panel-3);color:var(--muted);font-size:14px;padding:0 21px 20px}
        .cta{padding:50px;border-radius:var(--radius-xl);background:linear-gradient(120deg,#54254e,#2c1b46);border:1px solid rgba(242,140,120,.2);display:flex;justify-content:space-between;align-items:center;gap:25px}
        .cta h2{font-size:30px;margin:0 0 10px}.cta p{color:var(--muted);margin:0;max-width:620px}
        .site-footer{background:var(--bg-deep);border-top:1px solid var(--line);padding:52px 0 25px}
        .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px}.footer-title{font-weight:800;margin-bottom:15px}.footer-text,.footer-link{color:var(--dim);font-size:13px}.footer-link{display:block;margin:8px 0}.footer-link:hover{color:var(--accent)}
        .footer-bottom{margin-top:35px;padding-top:20px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:15px;color:var(--dim);font-size:12px}
        .age-strip{padding:10px 0;background:rgba(242,140,120,.08);border-bottom:1px solid rgba(242,140,120,.15);color:#eeb7ac;font-size:12px;text-align:center}
        .modal-content{background:var(--panel);border:1px solid var(--line);border-radius:20px;color:var(--text)}.modal-header,.modal-footer{border-color:var(--line)}.modal-body{color:var(--muted)}
        @media(max-width:992px){
            .hero-grid,.update-layout{grid-template-columns:1fr}.feature-grid{grid-template-columns:1fr 1fr}.feature-main{grid-column:span 2}
            .perks{grid-template-columns:1fr 1fr}.perk-main{grid-column:span 2}.footer-grid{grid-template-columns:1fr 1fr}
        }
        @media(max-width:768px){
            .navbar{padding:13px 0}.nav-actions{margin:12px 0 0;display:flex}.nav-actions .btn{flex:1}
            .hero{padding:54px 0 35px}h1{font-size:43px}.hero-copy{font-size:15px}.preview{min-height:360px}
            .section{padding:55px 0}.section-head{display:block}.section-desc{margin-top:13px}.section-title{font-size:29px}
            .feature-grid,.showcase,.perks{grid-template-columns:1fr}.feature-main,.perk-main{grid-column:auto}.content-grid{grid-template-columns:1fr}.content-main{min-height:230px}
            .showcase-side{grid-template-columns:1fr 1fr}.cta{padding:32px 24px;display:block}.cta .btn{margin-top:22px;width:100%}
        }
        @media(max-width:520px){
            .brand-text{font-size:14px}.hero-stats{gap:16px}.stat strong{font-size:18px}.cover{height:200px}
            .showcase-side,.footer-grid{grid-template-columns:1fr}.hero-actions .btn{width:100%}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}
            .preview{padding:14px}.card-dark{padding:21px}
        }
        @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category1 */
:root{
 --bg:#160f1d;--bg-deep:#100b15;--panel:#241827;--panel-2:#2c1d31;--panel-3:#35213a;
 --text:#f8eff8;--muted:#b9a8bd;--dim:#87758b;--line:rgba(245,215,246,.12);
 --primary:#b53b91;--primary-2:#7128a7;--accent:#f28c78;--success:#9dd9bd;
 --radius-xl:28px;--radius-lg:20px;--radius-md:14px;
 --shadow:0 22px 65px rgba(5,2,9,.35);--glow:0 12px 32px rgba(181,59,145,.25)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--text);background:radial-gradient(circle at 12% 0%,rgba(130,43,132,.2),transparent 28rem),radial-gradient(circle at 88% 12%,rgba(242,140,120,.1),transparent 25rem),var(--bg);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.7;overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.16;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(to bottom,black,transparent 75%)}
a{color:inherit;text-decoration:none}button,input{font:inherit}.container{max-width:1180px;position:relative}.site-header{position:sticky;top:0;z-index:1000;background:rgba(16,11,21,.86);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}.navbar{padding:17px 0}.brand{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.03em;white-space:nowrap}.brand-mark{width:36px;height:36px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--primary),var(--primary-2));box-shadow:var(--glow);font-size:16px}.brand-text{font-size:17px}.nav-link{color:var(--muted)!important;font-size:14px;padding:9px 14px!important;border-radius:10px;transition:.25s ease}.nav-link:hover,.nav-link.active{color:var(--text)!important;background:rgba(255,255,255,.07)}.nav-actions{display:flex;gap:10px;align-items:center;margin-left:15px}.btn{border-radius:12px;padding:11px 18px;font-size:14px;font-weight:700;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease}.btn:hover{transform:translateY(-2px)}.btn:focus-visible,.nav-link:focus-visible,.form-control:focus-visible,.filter-chip:focus-visible{outline:3px solid rgba(242,140,120,.55);outline-offset:3px}.btn-outline-soft{color:var(--text);border:1px solid var(--line);background:rgba(255,255,255,.035)}.btn-outline-soft:hover{border-color:rgba(242,140,120,.55);background:rgba(242,140,120,.1);color:var(--text)}.btn-main{color:#fff;border:0;background:linear-gradient(135deg,var(--primary),var(--primary-2));box-shadow:var(--glow)}.btn-main:hover{color:#fff;box-shadow:0 16px 34px rgba(181,59,145,.38)}
.page-hero{padding:66px 0 40px}.crumb{color:var(--dim);font-size:13px;margin-bottom:23px}.crumb span{color:var(--accent);margin:0 7px}.hero-shell{background:linear-gradient(130deg,rgba(67,32,67,.96),rgba(36,24,39,.94) 62%,rgba(49,28,52,.95));border:1px solid var(--line);border-radius:var(--radius-xl);padding:43px;position:relative;overflow:hidden;box-shadow:var(--shadow)}.hero-shell:after{content:"";position:absolute;width:340px;height:340px;right:-120px;top:-145px;border-radius:50%;background:radial-gradient(circle,rgba(242,140,120,.23),transparent 67%)}.eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:#e7b8dd;font-size:12px;font-weight:800;letter-spacing:.08em}.eyebrow:before,.section-kicker:before{content:"";width:26px;height:2px;background:var(--accent);border-radius:9px}.page-title{font-size:46px;line-height:1.16;letter-spacing:-.055em;margin:14px 0 16px;max-width:750px}.page-copy{color:var(--muted);max-width:760px;font-size:16px;margin:0}.hero-metrics{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.metric{padding:10px 13px;border:1px solid var(--line);background:rgba(10,7,13,.19);border-radius:12px;color:#ddd0de;font-size:13px}.metric strong{display:block;color:var(--text);font-size:17px;line-height:1.25}.status-dot{width:7px;height:7px;border-radius:100%;display:inline-block;background:var(--success);box-shadow:0 0 0 4px rgba(157,217,189,.1);margin-right:7px}
.section{padding:42px 0 74px}.tool-panel,.card-dark,.side-panel,.faq-wrap,.cta-band{background:linear-gradient(145deg,rgba(49,30,53,.92),rgba(31,20,37,.94));border:1px solid var(--line);box-shadow:var(--shadow)}.tool-panel{padding:17px;border-radius:var(--radius-lg);display:flex;gap:12px;align-items:center;flex-wrap:wrap}.search-wrap{position:relative;flex:1 1 260px}.search-wrap:before{content:"⌕";position:absolute;left:15px;top:9px;color:var(--dim);font-size:21px}.form-control{height:45px;padding:10px 16px 10px 42px;border-radius:12px;background:rgba(10,7,13,.3);border:1px solid var(--line);color:var(--text)}.form-control::placeholder{color:var(--dim)}.form-control:focus{background:rgba(10,7,13,.4);border-color:rgba(242,140,120,.52);box-shadow:none;color:var(--text)}.filter-row{display:flex;gap:8px;overflow:auto;padding:3px 1px;scrollbar-width:none}.filter-chip{white-space:nowrap;border:1px solid var(--line);background:rgba(255,255,255,.035);color:var(--muted);border-radius:10px;padding:9px 12px;font-size:13px;cursor:pointer;transition:.2s}.filter-chip:hover,.filter-chip.active{color:var(--text);background:rgba(181,59,145,.2);border-color:rgba(181,59,145,.52)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin:34px 0 20px}.section-title{font-size:29px;line-height:1.2;letter-spacing:-.045em;margin:8px 0 0}.section-desc{color:var(--muted);font-size:14px;margin:0;max-width:450px}.content-layout{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(270px,.7fr);gap:18px}.featured-card{min-height:404px;border-radius:var(--radius-xl);padding:25px;position:relative;overflow:hidden;background:linear-gradient(135deg,#4b244b,#291a35 68%);border:1px solid rgba(242,140,120,.28);box-shadow:var(--shadow);display:flex;flex-direction:column;justify-content:flex-end}.featured-card:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 77% 25%,rgba(242,140,120,.3),transparent 18%),linear-gradient(120deg,transparent 0 40%,rgba(255,255,255,.04) 40.2% 40.7%,transparent 41%);opacity:.8}.play-circle{position:absolute;top:27px;right:27px;width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--primary),var(--accent));box-shadow:var(--glow);font-size:21px}.badge-soft{display:inline-flex;align-items:center;gap:5px;padding:5px 9px;border-radius:8px;background:rgba(255,255,255,.08);border:1px solid var(--line);color:#e8d9e8;font-size:11px;white-space:nowrap}.badge-hot{background:rgba(242,140,120,.12);color:#ffb09f;border-color:rgba(242,140,120,.25)}.featured-content{position:relative;z-index:1}.featured-content h2{font-size:28px;line-height:1.25;max-width:510px;margin:14px 0 8px}.featured-content p{color:var(--muted);font-size:14px;margin-bottom:18px;max-width:560px}.content-meta{display:flex;gap:8px;flex-wrap:wrap}.side-stack{display:grid;gap:18px}.side-panel{padding:21px;border-radius:var(--radius-lg)}.side-title{font-size:17px;margin:0 0 15px}.rank-item{display:grid;grid-template-columns:28px 1fr;gap:10px;padding:12px 0;border-top:1px solid var(--line)}.rank-item:first-of-type{border-top:0;padding-top:0}.rank-num{color:var(--accent);font-weight:800;font-size:16px}.rank-item strong{font-size:14px;display:block}.rank-item small{color:var(--dim);font-size:12px}.notice{color:var(--muted);font-size:13px;margin:0}.notice strong{color:var(--success)}
.grid-head{display:flex;justify-content:space-between;align-items:center;margin:36px 0 16px}.grid-head h2{font-size:25px;margin:0}.cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.media-card{border-radius:var(--radius-lg);overflow:hidden;background:linear-gradient(145deg,rgba(49,30,53,.92),rgba(31,20,37,.94));border:1px solid var(--line);transition:.28s ease}.media-card:hover{transform:translateY(-5px);border-color:rgba(242,140,120,.38);box-shadow:var(--shadow)}.thumb{height:156px;position:relative;background:linear-gradient(135deg,#3d2544,#1b1725);overflow:hidden}.thumb:before{content:"";position:absolute;inset:0;background:linear-gradient(125deg,transparent 0 42%,rgba(242,140,120,.17) 42.5% 44%,transparent 44.5%),radial-gradient(circle at 76% 24%,rgba(181,59,145,.38),transparent 21%)}.thumb.two{background:linear-gradient(135deg,#302040,#25192b)}.thumb.three{background:linear-gradient(135deg,#49233f,#241a32)}.thumb .badge-soft{position:absolute;left:12px;top:12px}.thumb-play{position:absolute;right:12px;bottom:11px;width:35px;height:35px;border-radius:11px;display:grid;place-items:center;background:rgba(16,11,21,.75);border:1px solid var(--line)}.media-body{padding:17px}.media-body h3{font-size:16px;line-height:1.4;margin:0 0 11px;min-height:45px}.meta-line{display:flex;justify-content:space-between;color:var(--dim);font-size:12px;border-top:1px solid var(--line);padding-top:12px}.load-row{text-align:center;margin-top:28px}.pagination{justify-content:center;gap:7px}.page-link{background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--muted);border-radius:10px!important;padding:8px 13px}.page-link:hover,.page-item.active .page-link{background:var(--primary);border-color:var(--primary);color:#fff}
.faq-wrap{border-radius:var(--radius-xl);padding:25px}.accordion-item{background:transparent;border:0;border-top:1px solid var(--line)}.accordion-item:first-child{border-top:0}.accordion-button{background:transparent!important;color:var(--text)!important;box-shadow:none!important;padding:19px 4px;font-weight:700}.accordion-button:after{filter:invert(1) sepia(.2)}.accordion-body{color:var(--muted);padding:0 4px 20px;font-size:14px}.cta-band{border-radius:var(--radius-xl);padding:32px;display:flex;justify-content:space-between;align-items:center;gap:22px;background:linear-gradient(120deg,rgba(110,40,139,.55),rgba(42,27,48,.98) 60%)}.cta-band h2{font-size:27px;margin:0 0 6px}.cta-band p{color:var(--muted);margin:0;font-size:14px;max-width:650px}.site-footer{background:var(--bg-deep);border-top:1px solid var(--line);padding:56px 0 24px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:28px}.footer-title{font-weight:800;margin-bottom:13px}.footer-text{color:var(--muted);font-size:13px;display:block;max-width:315px}.footer-link{display:block;color:var(--muted);font-size:13px;margin:8px 0;transition:.2s}.footer-link:hover{color:var(--accent);padding-left:3px}.footer-bottom{display:flex;justify-content:space-between;gap:18px;border-top:1px solid var(--line);margin-top:37px;padding-top:20px;color:var(--dim);font-size:12px}
@media(max-width:1024px){.page-title{font-size:39px}.cards-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.navbar{padding:12px 0}.navbar-collapse{padding:16px 0 5px}.navbar-nav{padding:8px 0}.nav-actions{margin:12px 0 0;display:grid;grid-template-columns:1fr 1fr}.nav-actions .btn{text-align:center}.page-hero{padding:42px 0 24px}.hero-shell{padding:28px 22px}.page-title{font-size:34px}.content-layout{grid-template-columns:1fr}.featured-card{min-height:355px}.section{padding:30px 0 56px}.section-head{align-items:start;flex-direction:column}.cta-band{align-items:flex-start;flex-direction:column}.footer-bottom{flex-direction:column}.tool-panel{align-items:stretch}}@media(max-width:520px){.brand-text{font-size:14px}.brand-mark{width:32px;height:32px}.page-title{font-size:29px}.hero-metrics{display:grid;grid-template-columns:1fr 1fr}.metric{font-size:11px}.featured-content h2{font-size:23px}.cards-grid{grid-template-columns:1fr}.thumb{height:174px}.faq-wrap{padding:18px}.cta-band{padding:24px}.cta-band h2{font-size:23px}.footer-grid{grid-template-columns:1fr;gap:23px}.nav-actions{grid-template-columns:1fr}.filter-row{width:100%}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category2 */
:root{
 --bg:#160f1d;
 --bg-deep:#100b15;
 --panel:#241827;
 --panel-2:#2c1d31;
 --panel-3:#35213a;
 --text:#f8eff8;
 --muted:#b9a8bd;
 --dim:#87758b;
 --line:rgba(245,215,246,.12);
 --primary:#b53b91;
 --primary-2:#7128a7;
 --accent:#f28c78;
 --success:#9dd9bd;
 --radius-xl:28px;
 --radius-lg:20px;
 --radius-md:14px;
 --shadow:0 22px 65px rgba(5,2,9,.35);
 --glow:0 12px 32px rgba(181,59,145,.25);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;color:var(--text);background:
 radial-gradient(circle at 10% 0%,rgba(130,43,132,.2),transparent 28rem),
 radial-gradient(circle at 88% 15%,rgba(242,140,120,.1),transparent 25rem),var(--bg);
 font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;
 line-height:1.7;overflow-x:hidden;
}
body:before{
 content:"";position:fixed;inset:0;pointer-events:none;opacity:.16;
 background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
 background-size:42px 42px;mask-image:linear-gradient(to bottom,black,transparent 75%);
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input{font:inherit}
.container{max-width:1180px}
.site-header{
 position:sticky;top:0;z-index:1000;background:rgba(16,11,21,.86);
 border-bottom:1px solid var(--line);backdrop-filter:blur(14px)
}
.navbar{padding:17px 0}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.03em;white-space:nowrap}
.brand-mark{
 width:36px;height:36px;border-radius:12px;display:grid;place-items:center;
 background:linear-gradient(135deg,var(--primary),var(--primary-2));box-shadow:var(--glow);font-size:16px
}
.brand-text{font-size:17px}
.nav-link{color:var(--muted)!important;font-size:14px;padding:9px 14px!important;border-radius:10px;transition:.25s ease}
.nav-link:hover,.nav-link.active{color:var(--text)!important;background:rgba(255,255,255,.07)}
.nav-actions{display:flex;gap:10px;align-items:center;margin-left:15px}
.btn{border-radius:12px;padding:11px 18px;font-size:14px;font-weight:700;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease}
.btn:hover{transform:translateY(-2px)}
.btn:focus-visible,.nav-link:focus-visible,.form-control:focus-visible,.tag:focus-visible{outline:3px solid rgba(242,140,120,.55);outline-offset:3px}
.btn-outline-soft{color:var(--text);border:1px solid var(--line);background:rgba(255,255,255,.035)}
.btn-outline-soft:hover{border-color:rgba(242,140,120,.55);background:rgba(242,140,120,.1);color:var(--text)}
.btn-main{color:#fff;border:0;background:linear-gradient(135deg,var(--primary),var(--primary-2));box-shadow:var(--glow)}
.btn-main:hover{color:#fff;box-shadow:0 16px 34px rgba(181,59,145,.38)}
.hero{padding:76px 0 48px}
.hero-panel{
 border:1px solid var(--line);border-radius:var(--radius-xl);padding:42px;
 background:linear-gradient(135deg,rgba(68,31,70,.9),rgba(29,18,36,.95));
 box-shadow:var(--shadow);position:relative;overflow:hidden
}
.hero-panel:after{
 content:"";position:absolute;width:380px;height:380px;right:-150px;top:-180px;
 background:radial-gradient(circle,rgba(242,140,120,.22),transparent 66%);pointer-events:none
}
.eyebrow,.section-kicker{
 display:inline-flex;align-items:center;gap:8px;color:#e7b8dd;font-size:12px;
 font-weight:800;letter-spacing:.08em;text-transform:uppercase
}
.eyebrow:before,.section-kicker:before{content:"";width:26px;height:2px;background:var(--accent);border-radius:9px}
h1{font-size:clamp(34px,5vw,62px);line-height:1.12;letter-spacing:-.055em;margin:18px 0 18px;max-width:740px}
.hero-copy{color:var(--muted);font-size:17px;max-width:690px;margin-bottom:28px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-meta{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.badge-soft,.status-badge{
 display:inline-flex;align-items:center;gap:5px;padding:5px 9px;border-radius:8px;
 background:rgba(255,255,255,.08);border:1px solid var(--line);color:#e8d9e8;font-size:11px;white-space:nowrap
}
.badge-hot{background:rgba(242,140,120,.12);color:#ffb09f;border-color:rgba(242,140,120,.25)}
.badge-green{background:rgba(157,217,189,.1);color:var(--success);border-color:rgba(157,217,189,.2)}
.section{padding:72px 0}
.section-head{display:flex;justify-content:space-between;gap:25px;align-items:end;margin-bottom:28px}
.section-title{font-size:34px;line-height:1.2;letter-spacing:-.045em;margin:10px 0 0}
.section-desc{color:var(--muted);max-width:580px;margin:0}
.filter-shell,.side-card,.faq-shell,.access-card{
 background:rgba(36,24,39,.88);border:1px solid var(--line);border-radius:var(--radius-lg);
 box-shadow:0 14px 42px rgba(5,2,9,.2)
}
.filter-shell{padding:20px;margin-bottom:24px}
.filter-row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.search-box{position:relative;flex:1 1 250px}
.search-box span{position:absolute;left:15px;top:8px;color:var(--dim);font-size:18px}
.form-control,.form-select{
 color:var(--text)!important;background:rgba(255,255,255,.055)!important;
 border:1px solid var(--line)!important;border-radius:12px;padding:11px 14px
}
.search-box .form-control{padding-left:43px}
.form-control::placeholder{color:var(--dim)}
.form-control:focus,.form-select:focus{border-color:rgba(242,140,120,.55)!important;box-shadow:0 0 0 .2rem rgba(181,59,145,.12)!important}
.form-select option{background:var(--panel);color:var(--text)}
.filter-label{font-size:12px;color:var(--dim);margin:17px 0 8px}
.tag-cloud{display:flex;gap:9px;flex-wrap:wrap}
.tag{
 border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--muted);
 padding:8px 13px;border-radius:999px;font-size:13px;cursor:pointer;transition:.22s ease
}
.tag:hover,.tag.active{color:#fff;background:linear-gradient(135deg,rgba(181,59,145,.8),rgba(113,40,167,.8));border-color:transparent}
.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:18px;align-items:start}
.topic-list{display:grid;grid-template-columns:1.2fr .8fr;gap:16px}
.topic-card{
 background:linear-gradient(145deg,rgba(49,30,53,.94),rgba(31,20,37,.96));
 border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;transition:.28s ease
}
.topic-card:hover{transform:translateY(-5px);border-color:rgba(242,140,120,.38);box-shadow:var(--shadow)}
.topic-card.featured{grid-row:span 2}
.cover{
 height:178px;position:relative;padding:17px;display:flex;align-items:flex-end;
 background:linear-gradient(135deg,#51244e 0%,#2c1a43 55%,#1e1729 100%);overflow:hidden
}
.featured .cover{height:310px}
.cover:before{
 content:"";position:absolute;width:220px;height:220px;right:-50px;top:-70px;border-radius:50%;
 background:radial-gradient(circle,rgba(242,140,120,.32),transparent 66%)
}
.cover:after{
 content:"";position:absolute;inset:0;opacity:.28;
 background:repeating-linear-gradient(130deg,transparent 0 13px,rgba(255,255,255,.08) 14px 15px)
}
.cover-label{position:relative;z-index:1;max-width:210px}
.cover-label strong{display:block;font-size:20px;line-height:1.25}
.cover-label small{color:#d3bad3}
.play-dot{
 position:absolute;right:16px;bottom:16px;z-index:2;width:44px;height:44px;border-radius:50%;
 display:grid;place-items:center;background:rgba(181,59,145,.9);box-shadow:var(--glow);font-size:16px
}
.topic-body{padding:19px}
.topic-title{font-size:18px;margin:0 0 8px;line-height:1.35}
.topic-text{font-size:13px;color:var(--muted);margin:0 0 15px}
.topic-meta{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.topic-footer{display:flex;justify-content:space-between;align-items:center;margin-top:18px;padding-top:14px;border-top:1px solid var(--line)}
.mini-link{font-size:13px;color:#f3b3d8;font-weight:700}
.side-card{padding:22px}
.side-card+.side-card{margin-top:16px}
.side-title{font-size:17px;margin:0 0 18px}
.rank-list{list-style:none;padding:0;margin:0}
.rank-list li{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}
.rank-list li:last-child{border-bottom:0;padding-bottom:0}
.rank-no{color:var(--accent);font-weight:800;font-size:18px;min-width:20px}
.rank-name{font-size:13px;font-weight:700}
.rank-note{display:block;color:var(--dim);font-size:11px;margin-top:3px}
.info-line{display:flex;gap:10px;color:var(--muted);font-size:13px;margin:12px 0}
.info-line span:first-child{color:var(--success)}
.rail{display:flex;gap:15px;overflow-x:auto;padding:4px 3px 16px;scrollbar-color:var(--primary) transparent}
.rail::-webkit-scrollbar{height:6px}.rail::-webkit-scrollbar-thumb{background:var(--primary);border-radius:10px}
.rail-card{min-width:255px;flex:0 0 255px}
.matrix{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.matrix-item{
 padding:19px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.035);
 transition:.25s ease
}
.matrix-item:hover{background:rgba(181,59,145,.13);border-color:rgba(242,140,120,.4);transform:translateY(-3px)}
.matrix-item strong{display:block;font-size:15px;margin-bottom:5px}.matrix-item span{font-size:12px;color:var(--muted)}
.pagination-wrap{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:32px}
.page-btn{min-width:40px;text-align:center;padding:8px 12px;border:1px solid var(--line);border-radius:10px;color:var(--muted);background:rgba(255,255,255,.035)}
.page-btn:hover,.page-btn.current{background:var(--primary);color:#fff;border-color:var(--primary)}
.faq-shell{padding:12px 20px}
.accordion,.accordion-item,.accordion-button{background:transparent!important;color:var(--text)!important;border:0!important}
.accordion-item{border-bottom:1px solid var(--line)!important}
.accordion-item:last-child{border-bottom:0!important}
.accordion-button{padding:21px 4px;font-weight:700;box-shadow:none!important}
.accordion-button:after{filter:invert(1);opacity:.7}
.accordion-body{padding:0 4px 22px;color:var(--muted);font-size:14px}
.cta{padding:30px 0 78px}
.access-card{padding:38px;display:flex;justify-content:space-between;gap:30px;align-items:center;background:linear-gradient(120deg,rgba(75,31,72,.95),rgba(39,24,46,.9))}
.access-card h2{font-size:30px;letter-spacing:-.04em;margin:0 0 9px}.access-card p{color:var(--muted);margin:0;max-width:650px}
.site-footer{padding:48px 0 22px;background:rgba(16,11,21,.72);border-top:1px solid var(--line)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px}
.footer-text{color:var(--muted);font-size:13px;max-width:310px}
.footer-title{font-weight:800;font-size:14px;margin-bottom:13px}
.footer-link{display:block;color:var(--muted);font-size:13px;margin:8px 0;transition:.2s}
.footer-link:hover{color:var(--accent);transform:translateX(3px)}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);margin-top:35px;padding-top:18px;color:var(--dim);font-size:12px}
.modal-content{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-lg);color:var(--text)}
.modal-header,.modal-footer{border-color:var(--line)}
.modal-body{color:var(--muted)}
@media(max-width:991px){
 .nav-actions{margin:14px 0 0;display:grid;grid-template-columns:1fr 1fr}
 .nav-actions .btn{text-align:center}.hero-panel{padding:32px}.content-layout{grid-template-columns:1fr}.topic-list{grid-template-columns:1fr 1fr}.featured{grid-row:auto}.featured .cover{height:220px}
}
@media(max-width:767px){
 .navbar{padding:13px 0}.brand-text{font-size:14px}.navbar-nav{padding-top:14px}.nav-link{padding:10px 8px!important}
 .hero{padding:42px 0 28px}h1{font-size:39px}.hero-panel{padding:25px 20px}.hero-copy{font-size:15px}
 .section{padding:52px 0}.section-head{display:block}.section-title{font-size:28px;margin-bottom:10px}
 .topic-list{grid-template-columns:1fr}.matrix{grid-template-columns:repeat(2,1fr)}
 .access-card{display:block;padding:28px 22px}.access-card .btn{margin-top:22px;width:100%}
 .footer-grid{grid-template-columns:1fr 1fr;gap:25px}.footer-grid>div:first-child{grid-column:1/-1}
 .footer-bottom{display:block}.footer-bottom span{display:block;margin:5px 0}
}
@media(max-width:520px){
 .container{padding-left:18px;padding-right:18px}.hero-actions .btn{width:100%}.hero-meta{gap:8px}
 .filter-shell{padding:15px}.filter-row{display:block}.filter-row>*{width:100%;margin-bottom:10px}
 .matrix{gap:8px}.matrix-item{padding:15px 12px}.footer-grid{grid-template-columns:1fr}
 .footer-grid>div:first-child{grid-column:auto}
}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}