/* roulang page: index */
:root{
            --ink:#f5f7fb;
            --muted:#9aa6ba;
            --muted-2:#718097;
            --bg:#080b12;
            --panel:#111722;
            --panel-2:#151d2b;
            --line:rgba(255,255,255,.09);
            --accent:#ff5d73;
            --accent-2:#ff9d61;
            --cyan:#63d7e8;
            --green:#78dfad;
            --radius:22px;
            --radius-sm:14px;
            --shadow:0 24px 70px rgba(0,0,0,.3);
            --ease:all .25s ease;
        }
        *{box-sizing:border-box;margin:0;padding:0}
        html{scroll-behavior:smooth}
        body{
            min-width:320px;
            background:
                radial-gradient(circle at 76% 5%,rgba(255,93,115,.11),transparent 28rem),
                radial-gradient(circle at 30% 44%,rgba(99,215,232,.06),transparent 25rem),
                var(--bg);
            color:var(--ink);
            font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
            line-height:1.75;
            letter-spacing:.01em;
        }
        a{color:inherit;text-decoration:none}
        button,input{font:inherit}
        button{cursor:pointer}
        img{max-width:100%;display:block}
        :focus-visible{outline:3px solid rgba(99,215,232,.7);outline-offset:3px}
        .site-shell{display:flex;min-height:100vh}
        .side-nav{
            width:248px;
            flex:0 0 248px;
            position:fixed;
            inset:0 auto 0 0;
            padding:30px 22px;
            background:rgba(10,14,22,.9);
            border-right:1px solid var(--line);
            backdrop-filter:blur(18px);
            z-index:20;
            display:flex;
            flex-direction:column;
        }
        .brand{display:flex;align-items:center;gap:12px;margin-bottom:52px}
        .brand-mark{
            width:39px;height:39px;border-radius:13px;
            display:grid;place-items:center;
            color:#180d12;font-weight:900;
            background:linear-gradient(135deg,var(--accent-2),var(--accent));
            box-shadow:0 9px 24px rgba(255,93,115,.25);
        }
        .brand-name{font-size:15px;font-weight:800;line-height:1.35}
        .brand-name small{display:block;color:var(--muted-2);font-size:11px;font-weight:500;margin-top:3px}
        .nav-caption{font-size:11px;color:var(--muted-2);letter-spacing:.16em;margin:0 12px 12px}
        .nav-list{list-style:none;display:grid;gap:7px}
        .nav-list a{
            display:flex;align-items:center;gap:12px;
            padding:12px 13px;border-radius:12px;
            color:var(--muted);font-size:14px;
            transition:var(--ease)
        }
        .nav-list a:hover,.nav-list a.active{background:rgba(255,255,255,.07);color:var(--ink)}
        .nav-list a.active{box-shadow:inset 3px 0 var(--accent)}
        .nav-icon{width:20px;color:var(--accent-2);font-size:15px;text-align:center}
        .side-note{
            margin-top:auto;padding:17px;border:1px solid var(--line);
            border-radius:16px;background:rgba(255,255,255,.035);
            color:var(--muted);font-size:12px;line-height:1.7
        }
        .side-note b{display:block;color:var(--ink);font-size:13px;margin-bottom:5px}
        .content{width:calc(100% - 248px);margin-left:248px}
        .mobile-bar{display:none}
        .container{width:min(1160px,calc(100% - 72px));margin:0 auto}
        .hero{padding:66px 0 42px}
        .hero-grid{
            display:grid;grid-template-columns:minmax(0,1.35fr) minmax(300px,.65fr);
            grid-template-rows:auto auto;gap:16px
        }
        .hero-main,.hero-tile,.hero-bottom{
            border:1px solid var(--line);border-radius:var(--radius);
            background:linear-gradient(145deg,rgba(27,34,,34,44,.95),rgba(16,21,31,.82));
            box-shadow:var(--shadow);overflow:hidden
        }
        .hero-main{grid-row:span 2;padding:52px 48px;position:relative;isolation:isolate}
        .hero-main:after{
            content:"";position:absolute;width:280px;height:280px;border-radius:50%;
            right:-100px;bottom:-115px;background:rgba(255,93,115,.13);filter:blur(4px);z-index:-1
        }
        .eyebrow,.section-kicker{
            display:inline-flex;align-items:center;gap:8px;
            color:var(--accent-2);font-size:12px;font-weight:700;letter-spacing:.1em
        }
        .eyebrow:before{content:"";width:22px;height:2px;background:var(--accent)}
        h1{font-size:clamp(34px,5vw,66px);line-height:1.15;letter-spacing:-.045em;margin:20px 0 22px;max-width:720px}
        .hero-main p{max-width:670px;color:#c0c9d7;font-size:16px;line-height:1.95}
        .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
        .btn{
            display:inline-flex;align-items:center;justify-content:center;gap:9px;
            min-height:46px;padding:0 20px;border-radius:12px;
            border:1px solid transparent;font-size:14px;font-weight:750;
            transition:var(--ease)
        }
        .btn-primary{color:#210d12;background:linear-gradient(110deg,var(--accent-2),var(--accent));box-shadow:0 10px 24px rgba(255,93,115,.18)}
        .btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(255,93,115,.3)}
        .btn-ghost{color:var(--ink);border-color:var(--line);background:rgba(255,255,255,.045)}
        .btn-ghost:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.2)}
        .hero-tile{padding:24px;min-height:190px;position:relative}
        .hero-tile:first-of-type{background:linear-gradient(140deg,rgba(99,215,232,.13),rgba(17,23,34,.92))}
        .tile-number{font-size:40px;font-weight:850;letter-spacing:-.05em;color:var(--cyan);line-height:1}
        .tile-title{font-size:16px;font-weight:750;margin-top:22px}
        .tile-text{color:var(--muted);font-size:12px;margin-top:5px;line-height:1.65}
        .tile-mark{position:absolute;right:22px;top:22px;width:38px;height:38px;border-radius:50%;border:1px solid rgba(99,215,232,.35);display:grid;place-items:center;color:var(--cyan)}
        .hero-bottom{grid-column:1/-1;padding:19px 25px;display:flex;align-items:center;justify-content:space-between;gap:20px;background:rgba(255,255,255,.035)}
        .status{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13px}
        .status i{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 5px rgba(120,223,173,.1)}
        .hero-bottom strong{color:var(--ink);font-size:14px}
        .section{padding:76px 0}
        .section-head{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:28px}
        .section-title{font-size:clamp(25px,3vw,38px);line-height:1.25;letter-spacing:-.035em;margin-top:9px}
        .section-desc{max-width:550px;color:var(--muted);font-size:14px;line-height:1.85}
        .text-link{color:var(--accent-2);font-size:13px;font-weight:700;white-space:nowrap}
        .text-link:hover{color:var(--ink)}
        .collection-grid{display:grid;grid-template-columns:1.35fr 1fr 1fr;gap:15px}
        .collection-card{
            min-height:220px;padding:25px;display:flex;flex-direction:column;justify-content:space-between;
            border:1px solid var(--line);border-radius:18px;background:var(--panel);
            transition:var(--ease);position:relative;overflow:hidden
        }
        .collection-card:first-child{background:linear-gradient(135deg,#2a1725,#141b28)}
        .collection-card:hover{transform:translateY(-5px);border-color:rgba(255,157,97,.38);box-shadow:0 18px 45px rgba(0,0,0,.22)}
        .card-top{display:flex;justify-content:space-between;align-items:center}
        .badge{display:inline-flex;padding:5px 9px;border-radius:7px;background:rgba(255,157,97,.12);color:var(--accent-2);font-size:11px;font-weight:750}
        .count{color:var(--muted-2);font-size:12px}
        .collection-card h3{font-size:21px;line-height:1.35;margin:24px 0 7px}
        .collection-card p{color:var(--muted);font-size:13px;line-height:1.7}
        .card-arrow{color:var(--accent);font-size:20px;align-self:flex-end}
        .recommend-band{background:#0d131d;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
        .recommend-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:16px}
        .featured{
            min-height:350px;padding:34px;border-radius:20px;border:1px solid var(--line);
            background:linear-gradient(125deg,rgba(255,93,115,.2),rgba(23,29,42,.85) 58%),linear-gradient(135deg,#252338,#111722);
            display:flex;flex-direction:column;justify-content:flex-end;position:relative;overflow:hidden
        }
        .featured:before{content:"精选推荐";position:absolute;right:24px;top:25px;padding:7px 11px;border-radius:8px;background:rgba(8,11,18,.55);color:#ffd0c4;font-size:11px}
        .featured:after{content:"";position:absolute;right:8%;top:22%;width:170px;height:170px;border:1px solid rgba(255,255,255,.14);border-radius:50%;box-shadow:0 0 0 28px rgba(255,255,255,.025),0 0 0 58px rgba(255,255,255,.018)}
        .featured h3{font-size:30px;max-width:450px;line-height:1.3;position:relative;z-index:1}
        .featured p{color:#d2d8e2;font-size:14px;max-width:470px;margin:12px 0 22px;position:relative;z-index:1}
        .mini-list{display:grid;gap:12px}
        .mini-item{display:flex;align-items:center;gap:16px;padding:19px;border:1px solid var(--line);border-radius:15px;background:var(--panel);transition:var(--ease)}
        .mini-item:hover{border-color:rgba(99,215,232,.4);transform:translateX(4px)}
        .mini-thumb{width:62px;height:62px;border-radius:12px;flex:none;background:linear-gradient(135deg,#253c4d,#1a1c35);display:grid;place-items:center;color:var(--cyan);font-weight:800}
        .mini-item h4{font-size:14px;margin-bottom:3px}
        .mini-item p{font-size:12px;color:var(--muted);line-height:1.5}
        .hot-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
        .hot-card{padding:21px;border-radius:16px;background:var(--panel);border:1px solid var(--line);transition:var(--ease)}
        .hot-card:hover{background:var(--panel-2);transform:translateY(-4px)}
        .rank{font-size:28px;color:rgba(255,255,255,.22);font-weight:850;line-height:1}
        .hot-card h3{font-size:15px;margin:22px 0 7px}
        .hot-card p{font-size:12px;color:var(--muted);line-height:1.65;min-height:40px}
        .hot-card .text-link{display:block;margin-top:17px;font-size:12px}
        .feature-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}
        .feature-box{padding:25px;border:1px solid var(--line);border-radius:17px;background:linear-gradient(145deg,rgba(255,255,255,.055),rgba(255,255,255,.018))}
        .feature-icon{width:41px;height:41px;border-radius:12px;display:grid;place-items:center;color:var(--cyan);background:rgba(99,215,232,.1);margin-bottom:18px;font-size:18px}
        .feature-box h3{font-size:17px;margin-bottom:7px}
        .feature-box p{font-size:13px;color:var(--muted);line-height:1.75}
        .news-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:20px}
        .news-list,.news-aside{border:1px solid var(--line);border-radius:18px;background:var(--panel)}
        .news-list{padding:8px 24px}
        .news-row{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:19px 0;border-bottom:1px solid var(--line)}
        .news-row:last-child{border-bottom:0}
        .news-row a{font-size:14px;color:#dbe1eb;transition:var(--ease)}
        .news-row a:hover{color:var(--accent-2)}
        .news-row span{color:var(--muted-2);font-size:12px;white-space:nowrap}
        .news-aside{padding:25px}
        .news-aside h3{font-size:17px;margin-bottom:15px}
        .check-list{list-style:none;display:grid;gap:12px}
        .check-list li{display:flex;gap:9px;color:var(--muted);font-size:13px;line-height:1.6}
        .check-list li:before{content:"✓";color:var(--green);font-weight:800}
        .membership{display:grid;grid-template-columns:.9fr 1.1fr;gap:25px;align-items:stretch}
        .membership-copy{padding:38px;border-radius:20px;background:linear-gradient(145deg,#271b2c,#151b28);border:1px solid rgba(255,93,115,.2)}
        .membership-copy h2{font-size:30px;line-height:1.3;margin:14px 0}
        .membership-copy p{color:var(--muted);font-size:14px;line-height:1.85}
        .membership-copy .btn{margin-top:25px}
        .benefits{display:grid;grid-template-columns:repeat(2,1fr);gap:13px}
        .benefit{padding:23px;border:1px solid var(--line);border-radius:16px;background:var(--panel)}
        .benefit strong{display:block;font-size:15px;margin-bottom:6px}
        .benefit span{display:block;color:var(--muted);font-size:12px;line-height:1.65}
        .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
        details{border:1px solid var(--line);border-radius:15px;background:var(--panel);padding:19px 21px}
        details[open]{border-color:rgba(255,157,97,.35)}
        summary{cursor:pointer;list-style:none;font-size:14px;font-weight:700;padding-right:20px;position:relative}
        summary::-webkit-details-marker{display:none}
        summary:after{content:"+";position:absolute;right:0;color:var(--accent-2);font-size:20px;top:-4px}
        details[open] summary:after{content:"−"}
        details p{color:var(--muted);font-size:13px;line-height:1.8;padding-top:13px}
        .cta{padding:75px 0}
        .cta-box{padding:42px 48px;border-radius:22px;border:1px solid rgba(255,157,97,.25);background:linear-gradient(105deg,rgba(255,93,115,.16),rgba(99,215,232,.08));display:flex;justify-content:space-between;align-items:center;gap:25px}
        .cta-box h2{font-size:30px;line-height:1.3;margin:8px 0}
        .cta-box p{color:var(--muted);font-size:14px}
        footer{border-top:1px solid var(--line);padding:34px 0 28px;color:var(--muted)}
        .footer-top{display:flex;justify-content:space-between;gap:30px;padding-bottom:27px}
        .footer-brand{color:var(--ink);font-weight:800;font-size:15px}
        .footer-brand span{display:block;color:var(--muted);font-size:12px;font-weight:400;margin-top:6px}
        .footer-links{display:flex;gap:25px;font-size:12px}
        .footer-links a:hover{color:var(--accent-2)}
        .footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);padding-top:22px;font-size:11px;color:var(--muted-2)}
        @media(max-width:1100px){
            .side-nav{width:220px;flex-basis:220px}.content{width:calc(100% - 220px);margin-left:220px}
            .container{width:min(100% - 44px,1000px)}.hot-grid{grid-template-columns:repeat(2,1fr)}
        }
        @media(max-width:768px){
            .site-shell{display:block}.side-nav{display:none}.content{width:100%;margin:0}
            .mobile-bar{display:flex;position:sticky;top:0;z-index:30;align-items:center;justify-content:space-between;padding:14px 20px;background:rgba(10,14,22,.9);border-bottom:1px solid var(--line);backdrop-filter:blur(18px)}
            .mobile-bar .brand{margin:0}.mobile-bar .brand-mark{width:34px;height:34px}.mobile-bar .brand-name{font-size:13px}
            .mobile-menu{display:flex;gap:7px}.mobile-menu a{padding:7px 10px;color:var(--muted);font-size:12px;border-radius:8px}.mobile-menu a.active{color:var(--ink);background:rgba(255,255,255,.08)}
            .hero{padding:34px 0 20px}.hero-grid{grid-template-columns:1fr}.hero-main{grid-row:auto;padding:35px 27px}.hero-tile{min-height:145px}.hero-bottom{grid-column:auto;align-items:flex-start;flex-direction:column}
            h1{font-size:clamp(33px,10vw,52px)}.section{padding:55px 0}.section-head{display:block}.section-desc{margin-top:12px}.section-head .text-link{display:inline-block;margin-top:16px}
            .collection-grid,.recommend-grid,.news-layout,.membership{grid-template-columns:1fr}.collection-card{min-height:190px}.featured{min-height:300px}.feature-strip{grid-template-columns:1fr}.faq-grid{grid-template-columns:1fr}
            .cta-box{display:block;padding:31px 27px}.cta-box .btn{margin-top:22px}.footer-top{display:block}.footer-links{margin-top:22px;flex-wrap:wrap}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:7px}
        }
        @media(max-width:520px){
            .container{width:calc(100% - 32px)}.mobile-bar{padding:12px 16px}.mobile-menu{gap:2px}.mobile-menu a{padding:7px 6px;font-size:11px}
            .hero-main{padding:29px 22px}.hero-actions{display:grid}.hero-actions .btn{width:100%}.hero-bottom{padding:17px 19px}
            .collection-grid,.hot-grid,.benefits{grid-template-columns:1fr}.featured{padding:26px;min-height:320px}.featured h3{font-size:25px}
            .news-list{padding:5px 18px}.news-row{align-items:flex-start;flex-direction:column;gap:4px;padding:15px 0}
            .membership-copy{padding:29px 23px}.membership-copy h2{font-size:26px}.cta{padding:53px 0}.cta-box h2{font-size:25px}
        }

/* roulang page: category1 */
:root{
 --ink:#f5f7fb;
 --muted:#9aa6ba;
 --muted-2:#718097;
 --bg:#080b12;
 --panel:#111722;
 --panel-2:#151d2b;
 --line:rgba(255,255,255,.09);
 --accent:#ff5d73;
 --accent-2:#ff9d61;
 --cyan:#63d7e8;
 --green:#78dfad;
 --radius:22px;
 --radius-sm:14px;
 --shadow:0 24px 70px rgba(0,0,0,.3);
 --ease:all .25s ease;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
 min-width:320px;
 background:
 radial-gradient(circle at 76% 5%,rgba(255,93,115,.11),transparent 28rem),
 radial-gradient(circle at 30% 44%,rgba(99,215,232,.06),transparent 25rem),
 var(--bg);
 color:var(--ink);
 font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
 line-height:1.75;
 letter-spacing:.01em;
}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
img,video{max-width:100%;display:block}
ul{list-style:none}
:focus-visible{outline:3px solid rgba(99,215,232,.75);outline-offset:3px}
.side-nav{
 width:248px;flex:0 0 248px;position:fixed;inset:0 auto 0 0;
 padding:30px 22px;background:rgba(10,14,22,.9);
 border-right:1px solid var(--line);backdrop-filter:blur(18px);z-index:20;
 display:flex;flex-direction:column;
}
.side-nav-logo{display:block;margin-bottom:52px}
.logo-main{display:block;font-size:15px;font-weight:800;line-height:1.45}
.logo-sub{display:block;color:var(--muted-2);font-size:11px;margin-top:4px}
.side-nav-links{display:grid;gap:7px}
.side-nav-link{
 display:flex;align-items:center;gap:12px;padding:12px 13px;border-radius:12px;
 color:var(--muted);font-size:14px;transition:var(--ease)
}
.side-nav-link:hover,.side-nav-link.active{background:rgba(255,255,255,.07);color:var(--ink)}
.side-nav-link.active{box-shadow:inset 3px 0 var(--accent)}
.nav-icon{width:20px;color:var(--accent-2);font-size:15px;text-align:center}
.side-nav-footer{margin-top:auto;color:var(--muted-2);font-size:11px}
.mobile-bar{display:none}
.page{margin-left:248px;min-height:100vh}
.container{width:min(1160px,calc(100% - 72px));margin:0 auto}
.hero{padding:58px 0 30px}
.hero-wrap{
 position:relative;min-height:530px;border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow);background:#111722;
}
.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.35;filter:saturate(.65) contrast(1.08)}
.hero-wrap:before{
 content:"";position:absolute;inset:0;z-index:1;
 background:linear-gradient(90deg,rgba(8,11,18,.98) 0%,rgba(8,11,18,.78) 44%,rgba(8,11,18,.2) 100%),
 linear-gradient(0deg,rgba(8,11,18,.76),transparent 56%);
}
.hero-content{position:relative;z-index:2;max-width:690px;padding:68px 52px}
.eyebrow,.section-kicker{
 display:inline-flex;align-items:center;gap:8px;color:var(--accent-2);
 font-size:12px;font-weight:700;letter-spacing:.1em
}
.eyebrow:before{content:"";width:22px;height:2px;background:var(--accent)}
h1{font-size:clamp(34px,5vw,62px);line-height:1.12;letter-spacing:-.045em;margin:19px 0 19px}
.hero-content p{max-width:620px;color:#c0c9d7;font-size:16px;line-height:1.95}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:31px}
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;
 padding:0 20px;border-radius:12px;border:1px solid transparent;font-size:14px;
 font-weight:750;transition:var(--ease)
}
.btn-primary{color:#210d12;background:linear-gradient(110deg,var(--accent-2),var(--accent));box-shadow:0 10px 24px rgba(255,93,115,.18)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(255,93,115,.3)}
.btn-ghost{color:var(--ink);border-color:var(--line);background:rgba(255,255,255,.045)}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.2)}
.play-button{
 position:absolute;right:12%;top:42%;z-index:3;width:76px;height:76px;border-radius:50%;
 border:1px solid rgba(255,255,255,.3);background:rgba(255,93,115,.84);color:white;
 display:grid;place-items:center;font-size:26px;padding-left:4px;transition:var(--ease);
 box-shadow:0 0 0 12px rgba(255,93,115,.09),0 15px 35px rgba(0,0,0,.3)
}
.play-button:hover{transform:scale(1.08);background:var(--accent)}
.hero-meta{
 position:absolute;z-index:2;left:52px;bottom:28px;display:flex;gap:10px;flex-wrap:wrap
}
.badge{
 display:inline-flex;padding:5px 9px;border-radius:7px;background:rgba(255,157,97,.12);
 color:var(--accent-2);font-size:11px;font-weight:750
}
.section{padding:76px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:28px}
.section-title{font-size:clamp(25px,3vw,38px);line-height:1.25;letter-spacing:-.035em;margin-top:9px}
.section-desc{max-width:550px;color:var(--muted);font-size:14px;line-height:1.85}
.content-split{display:grid;grid-template-columns:1.08fr .92fr;gap:18px;align-items:stretch}
.panel,.feature-panel,.stat-panel,.step-panel{
 border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);box-shadow:0 16px 45px rgba(0,0,0,.16)
}
.feature-panel{padding:32px;background:linear-gradient(135deg,rgba(42,23,37,.92),rgba(17,23,34,.96))}
.feature-panel h3{font-size:25px;line-height:1.35;margin:14px 0 12px}
.feature-panel p,.panel p{color:var(--muted);font-size:14px;line-height:1.9}
.check-list{display:grid;gap:13px;margin-top:25px}
.check-list li{display:flex;gap:12px;align-items:flex-start;color:#d9dfeb;font-size:14px}
.check-list li:before{
 content:"✓";display:grid;place-items:center;flex:0 0 22px;height:22px;border-radius:7px;
 color:#10151d;background:var(--green);font-size:12px;font-weight:900;margin-top:2px
}
.stat-panel{padding:28px;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.stat{
 padding:19px;border:1px solid var(--line);border-radius:15px;background:rgba(255,255,255,.035)
}
.stat strong{display:block;font-size:29px;line-height:1.2;color:var(--cyan)}
.stat span{display:block;color:var(--muted);font-size:12px;margin-top:7px}
.selection-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}
.selection-card{
 padding:25px;min-height:225px;border:1px solid var(--line);border-radius:18px;
 background:var(--panel);transition:var(--ease);position:relative;overflow:hidden
}
.selection-card:after{content:"";position:absolute;width:100px;height:100px;right:-34px;bottom:-40px;border-radius:50%;background:rgba(99,215,232,.08)}
.selection-card:hover{transform:translateY(-5px);border-color:rgba(255,157,97,.38);box-shadow:0 18px 45px rgba(0,0,0,.22)}
.card-number{color:var(--accent);font-size:12px;font-weight:800;letter-spacing:.12em}
.selection-card h3{font-size:19px;line-height:1.4;margin:30px 0 8px}
.selection-card p{color:var(--muted);font-size:13px;line-height:1.75}
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.step-panel{padding:24px;position:relative;background:linear-gradient(145deg,var(--panel-2),var(--panel))}
.step-index{font-size:12px;color:var(--accent-2);font-weight:800}
.step-panel h3{font-size:17px;margin:18px 0 8px}
.step-panel p{color:var(--muted);font-size:13px;line-height:1.75}
.notice{
 display:flex;align-items:center;justify-content:space-between;gap:20px;padding:23px 26px;
 border:1px solid rgba(120,223,173,.2);border-radius:18px;background:rgba(120,223,173,.06)
}
.notice strong{font-size:16px}.notice span{color:var(--muted);font-size:13px}
.faq{display:grid;grid-template-columns:.8fr 1.2fr;gap:42px}
.faq-intro p{color:var(--muted);font-size:14px;margin-top:15px;line-height:1.9}
.faq-list{display:grid;gap:10px}
.faq-item{border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.025);overflow:hidden}
.faq-question{
 width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;
 text-align:left;border:0;background:transparent;color:var(--ink);padding:18px 20px;font-weight:700
}
.faq-question span:last-child{color:var(--accent-2);font-size:21px;transition:var(--ease)}
.faq-answer{display:none;padding:0 20px 18px;color:var(--muted);font-size:13px;line-height:1.85}
.faq-item.open .faq-answer{display:block}
.faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
.cta{
 padding:42px;border:1px solid rgba(255,93,115,.22);border-radius:var(--radius);
 background:linear-gradient(110deg,rgba(255,93,115,.15),rgba(255,157,97,.06) 55%,rgba(99,215,232,.08))
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:25px}
.cta h2{font-size:clamp(24px,3vw,36px);line-height:1.3}
.cta p{color:var(--muted);font-size:14px;margin-top:8px}
footer{border-top:1px solid var(--line);padding:30px 0 24px}
.footer-top{display:flex;align-items:flex-start;justify-content:space-between;gap:25px}
.footer-brand{font-weight:800;font-size:15px}
.footer-brand span{display:block;color:var(--muted-2);font-size:12px;font-weight:400;margin-top:5px}
.footer-links{display:flex;gap:20px;color:var(--muted);font-size:13px}
.footer-links a:hover{color:var(--accent-2)}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:35px;padding-top:18px;border-top:1px solid var(--line);color:var(--muted-2);font-size:11px}
@media(max-width:1024px){
 .side-nav{width:220px;flex-basis:220px}.page{margin-left:220px}
 .container{width:min(100% - 44px,920px)}
 .hero-content{padding:54px 38px}.hero-meta{left:38px}
 .selection-grid{grid-template-columns:repeat(2,1fr)}.flow{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
 .side-nav{display:none}
 .page{margin-left:0;padding-top:66px}
 .mobile-bar{
  display:flex;position:fixed;inset:0 0 auto 0;height:66px;z-index:30;
  align-items:center;justify-content:space-between;padding:0 20px;
  background:rgba(10,14,22,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(16px)
 }
 .mobile-logo{font-size:13px;font-weight:800;max-width:235px;line-height:1.3}
 .menu-toggle{border:1px solid var(--line);background:rgba(255,255,255,.05);color:var(--ink);border-radius:10px;padding:7px 11px}
 .mobile-menu{display:none;position:absolute;top:66px;left:0;right:0;padding:13px 20px;background:#0d121c;border-bottom:1px solid var(--line)}
 .mobile-menu.open{display:grid;gap:6px}
 .mobile-menu a{padding:10px 4px;color:var(--muted);font-size:14px}.mobile-menu a.active{color:var(--accent-2)}
 .hero{padding-top:28px}.hero-wrap{min-height:570px}.hero-content{padding:43px 25px}
 .hero-content p{font-size:14px}.play-button{right:25px;top:auto;bottom:105px;width:62px;height:62px}
 .hero-meta{left:25px;bottom:27px}.content-split,.faq{grid-template-columns:1fr}
 .section{padding:58px 0}.section-head{display:block}.section-desc{margin-top:13px}
 .cta-inner{display:block}.cta .btn{margin-top:22px}
}
@media(max-width:520px){
 .container{width:calc(100% - 32px)}h1{font-size:36px}
 .selection-grid,.flow{grid-template-columns:1fr}.stat-panel{padding:17px}
 .stat strong{font-size:24px}.feature-panel,.cta{padding:25px}
 .footer-top,.footer-bottom{display:block}.footer-links{margin-top:20px}.footer-bottom span{display:block;margin-top:8px}
}