/* roulang page: index */
:root{
            --ink:#17151b;
            --ink-soft:#24212b;
            --paper:#f4f0ed;
            --paper-deep:#ebe4e1;
            --cream:#fffaf6;
            --muted:#776f77;
            --line:#d9ced0;
            --plum:#69465f;
            --plum-deep:#4d3048;
            --coral:#bd675c;
            --coral-deep:#964941;
            --lilac:#d9c7d8;
            --green:#9aac91;
            --radius:18px;
            --shadow:0 18px 45px rgba(38,24,34,.10);
            --shadow-sm:0 8px 24px rgba(38,24,34,.08);
        }
        *,*::before,*::after{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;
            color:var(--ink);
            background:var(--paper);
            font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
            line-height:1.75;
            padding-bottom:78px;
        }
        a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease,transform .2s ease}
        a:hover{color:var(--coral-deep)}
        img{max-width:100%;display:block}
        button,input,select{font:inherit}
        button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{
            outline:3px solid rgba(189,103,92,.38);
            outline-offset:3px;
        }
        .container{max-width:1220px;padding-left:24px;padding-right:24px}
        .site-header{
            background:rgba(23,21,27,.97);
            color:#fff9f5;
            position:sticky;
            top:0;
            z-index:30;
            border-bottom:1px solid rgba(255,255,255,.12);
        }
        .topbar{min-height:78px;display:flex;align-items:center;gap:28px}
        .brand{display:flex;align-items:center;gap:12px;min-width:280px}
        .brand-mark{
            width:40px;height:40px;border-radius:13px;background:var(--coral);
            display:grid;place-items:center;color:#fff;font-weight:800;font-size:19px;
            box-shadow:0 6px 16px rgba(189,103,92,.3)
        }
        .brand-name{font-weight:800;font-size:17px;letter-spacing:.02em;line-height:1.25}
        .brand-sub{display:block;color:#bdb1b8;font-size:11px;font-weight:500;margin-top:3px}
        .search-box{height:44px;display:flex;align-items:center;flex:1;max-width:500px;margin-left:auto;background:#2d2932;border:1px solid #49414c;border-radius:12px;padding:0 14px;color:#a99ea6}
        .search-box svg{width:18px;flex:none}
        .search-box input{width:100%;background:transparent;border:0;outline:0;color:#fff;padding:0 10px;font-size:14px}
        .search-box input::placeholder{color:#a99ea6}
        .search-clear{border:0;background:none;color:#bdb1b8;cursor:pointer;display:none;padding:4px}
        .top-cta,.btn-main,.btn-soft{
            display:inline-flex;align-items:center;justify-content:center;gap:8px;
            min-height:44px;padding:0 19px;border-radius:11px;border:1px solid transparent;
            font-weight:700;font-size:14px;transition:.2s ease;
        }
        .top-cta,.btn-main{background:var(--coral);color:#fff}
        .top-cta:hover,.btn-main:hover{background:var(--coral-deep);color:#fff;transform:translateY(-2px);box-shadow:0 8px 18px rgba(150,73,65,.23)}
        .btn-soft{background:transparent;color:var(--plum-deep);border-color:#bdaab4}
        .btn-soft:hover{background:var(--plum-deep);color:#fff;border-color:var(--plum-deep)}
        .channel-bar{border-top:1px solid rgba(255,255,255,.09);overflow-x:auto;scrollbar-width:thin}
        .channels{display:flex;gap:8px;min-height:52px;align-items:center;white-space:nowrap}
        .channel-link{color:#bdb1b8;padding:7px 15px;border-radius:9px;font-size:13px}
        .channel-link:hover{color:#fff;background:#312c35}
        .channel-link.active{color:#fff;background:var(--plum);box-shadow:inset 0 -2px 0 var(--coral)}
        .hero{position:relative;background:var(--ink);color:#fff9f5;overflow:hidden}
        .hero::before{content:"";position:absolute;inset:0;opacity:.18;background-image:linear-gradient(rgba(255,255,255,.18) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.14) 1px,transparent 1px);background-size:42px 42px}
        .hero::after{content:"";position:absolute;width:480px;height:480px;right:-150px;top:-180px;border-radius:50%;background:var(--plum);opacity:.5;filter:blur(4px)}
        .hero-inner{position:relative;z-index:1;padding:78px 0 72px;display:grid;grid-template-columns:1.12fr .88fr;gap:70px;align-items:center}
        .eyebrow,.section-kicker{font-size:12px;letter-spacing:.16em;text-transform:uppercase;font-weight:800;color:var(--coral)}
        .hero h1{font-size:clamp(38px,5.4vw,72px);line-height:1.1;letter-spacing:-.045em;max-width:720px;margin:16px 0 24px}
        .hero-copy{font-size:17px;color:#d4cbd0;max-width:650px;margin-bottom:30px}
        .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
        .hero .btn-soft{color:#fff9f5;border-color:#746573}
        .hero .btn-soft:hover{background:#fff;color:var(--ink)}
        .hero-stamp{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}
        .stamp{border:1px solid #514751;border-radius:9px;padding:8px 12px;color:#cfc4c9;font-size:12px;background:rgba(255,255,255,.04)}
        .hero-board{position:relative;min-height:330px;border:1px solid #514751;background:#211e26;border-radius:24px;padding:24px;box-shadow:var(--shadow)}
        .board-head{display:flex;justify-content:space-between;align-items:center;color:#cfc4c9;font-size:12px;border-bottom:1px solid #413b44;padding-bottom:18px}
        .live-dot{width:8px;height:8px;background:#b3c69f;border-radius:50%;display:inline-block;margin-right:7px}
        .board-title{font-size:25px;line-height:1.35;font-weight:800;margin:28px 0 18px;max-width:320px}
        .board-lines{display:grid;gap:13px}
        .board-line{height:9px;border-radius:5px;background:#413b44}
        .board-line:nth-child(1){width:86%;background:#76536d}.board-line:nth-child(2){width:67%}.board-line:nth-child(3){width:76%}
        .timecode{position:absolute;bottom:22px;right:24px;color:#aa9ca5;font-size:11px;letter-spacing:.12em}
        section{padding:92px 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:34px}
        .section-title{font-size:clamp(27px,3.2vw,43px);line-height:1.2;letter-spacing:-.03em;margin:8px 0 0;font-weight:850}
        .section-desc{max-width:570px;color:var(--muted);margin:0;font-size:15px}
        .feature-row{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:16px}
        .feature{background:var(--cream);border:1px solid var(--line);border-radius:var(--radius);padding:28px;min-height:225px;position:relative;overflow:hidden;transition:.25s ease}
        .feature:hover,.content-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:#bca5b5}
        .feature.primary{background:var(--plum-deep);color:#fff;padding:34px}
        .feature-number{font-size:12px;color:var(--coral);font-weight:800;letter-spacing:.1em}
        .feature h3{font-size:23px;margin:30px 0 10px;line-height:1.3}
        .feature p{font-size:14px;color:var(--muted);margin:0}
        .feature.primary p{color:#d9cbd5}
        .feature-icon{position:absolute;right:22px;top:22px;font-size:30px;color:var(--lilac)}
        .feature.primary .feature-icon{color:#d59891}
        .scene{background:var(--paper-deep)}
        .scene-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:20px;align-items:stretch}
        .scene-steps{display:grid;gap:10px}
        .step{background:var(--cream);border:1px solid var(--line);border-radius:14px;padding:20px;display:flex;gap:16px;align-items:flex-start}
        .step.active{border-color:var(--coral);background:#fff7f2}
        .step-no{width:32px;height:32px;border-radius:50%;background:var(--plum);color:#fff;display:grid;place-items:center;font-weight:800;flex:none}
        .step h3{font-size:16px;margin:0 0 4px}.step p{font-size:13px;color:var(--muted);margin:0}
        .index-panel{background:var(--ink);color:#fff;border-radius:22px;padding:25px;min-height:350px;box-shadow:var(--shadow)}
        .index-top{display:flex;justify-content:space-between;color:#bdb1b8;font-size:12px;border-bottom:1px solid #49414c;padding-bottom:16px}
        .filter-pills{display:flex;gap:8px;flex-wrap:wrap;margin:22px 0}
        .filter-pills span{font-size:12px;border:1px solid #594d59;border-radius:20px;padding:6px 11px;color:#d6c8d0}
        .filter-pills span.selected{background:var(--coral);border-color:var(--coral);color:#fff}
        .index-item{display:flex;justify-content:space-between;gap:15px;padding:17px 0;border-bottom:1px solid #3c363f}
        .index-item strong{display:block;font-size:15px}.index-item small{color:#a99ea6}.status{color:#b7c89f;font-size:12px;white-space:nowrap}
        .category-section{padding-top:0}
        .category-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
        .category-card{border-radius:20px;min-height:260px;padding:30px;display:flex;flex-direction:column;justify-content:space-between;border:1px solid var(--line);background:var(--cream);position:relative;overflow:hidden}
        .category-card:nth-child(2){background:#e5d8e2}
        .category-card::after{content:"";position:absolute;width:170px;height:170px;border-radius:50%;right:-45px;bottom:-65px;background:rgba(189,103,92,.16)}
        .category-card h3{font-size:27px;max-width:330px;margin:12px 0 8px;position:relative;z-index:1}
        .category-card p{font-size:14px;color:var(--muted);max-width:410px;position:relative;z-index:1}
        .category-card .text-link{font-weight:800;color:var(--plum-deep);position:relative;z-index:1}
        .updates{background:var(--cream)}
        .updates-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px}
        .update-list{border-top:1px solid var(--line)}
        .update-item{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 0;border-bottom:1px solid var(--line)}
        .update-item h3{font-size:16px;margin:0 0 5px}.update-item p{font-size:13px;color:var(--muted);margin:0}
        .update-meta{font-size:12px;color:var(--plum);white-space:nowrap}
        .editor-note{background:var(--ink);color:#fff;padding:29px;border-radius:19px;align-self:start}
        .editor-note h3{font-size:22px;margin:0 0 14px}.editor-note p{color:#cfc4c9;font-size:14px}
        .tag-cloud{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}.tag{font-size:12px;padding:6px 10px;border-radius:20px;background:#3a333d;color:#d8cbd2}
        .faq{padding-top:30px}.accordion-item{background:var(--cream);border:1px solid var(--line)!important;border-radius:12px!important;margin-bottom:10px;overflow:hidden}
        .accordion-button{background:var(--cream);color:var(--ink);font-weight:750;padding:19px 21px;box-shadow:none!important}.accordion-button:not(.collapsed){background:#f1e6e7;color:var(--plum-deep)}
        .accordion-body{color:var(--muted);font-size:14px;padding:0 21px 20px;background:#f1e6e7}
        .cta-section{padding:65px 0 105px}.cta-box{background:var(--coral);color:#fff;border-radius:24px;padding:43px 48px;display:flex;align-items:center;justify-content:space-between;gap:30px}
        .cta-box h2{font-size:34px;margin:0 0 8px;line-height:1.25}.cta-box p{margin:0;color:#ffe9e5;font-size:14px}.cta-box .btn-soft{background:#fff;color:var(--coral-deep);border-color:#fff}
        footer{background:var(--ink);color:#fff;padding:55px 0 100px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px}.footer-brand{font-weight:800;font-size:18px}.footer-copy{color:#a99ea6;font-size:13px;max-width:400px;margin-top:15px}.footer-title{font-size:13px;color:#fff;margin-bottom:13px;font-weight:800}.footer-links{display:grid;gap:8px;color:#aaa0a7;font-size:13px}.footer-links a:hover{color:#fff}.footer-bottom{border-top:1px solid #3d3740;margin-top:40px;padding-top:20px;color:#887d85;font-size:12px;display:flex;justify-content:space-between;gap:15px}
        .fixed-cta{position:fixed;z-index:40;bottom:0;left:0;right:0;background:rgba(23,21,27,.97);border-top:1px solid #49414c;color:#fff;padding:12px 0}
        .fixed-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}.fixed-copy{font-size:13px;color:#d7cbd0}.fixed-copy b{color:#fff;margin-right:10px}
        .age-modal{position:fixed;inset:0;background:rgba(15,12,17,.76);z-index:60;display:none;align-items:center;justify-content:center;padding:20px}
        .age-modal.show{display:flex}.age-dialog{background:var(--cream);border-radius:20px;max-width:480px;padding:35px;box-shadow:var(--shadow);text-align:center}.age-dialog h2{margin:0 0 12px;font-size:28px}.age-dialog p{color:var(--muted);font-size:14px}.age-actions{display:flex;gap:10px;justify-content:center;margin-top:24px}
        @media(max-width:992px){.hero-inner{grid-template-columns:1fr;gap:35px}.hero-board{max-width:620px}.feature-row{grid-template-columns:1fr 1fr}.feature.primary{grid-column:span 2}.updates-grid{grid-template-columns:1fr}.brand{min-width:230px}}
        @media(max-width:768px){.topbar{flex-wrap:wrap;padding:14px 0;gap:12px}.brand{min-width:0;flex:1}.brand-name{font-size:15px}.search-box{order:3;flex-basis:100%;max-width:none}.top-cta{font-size:12px;padding:0 12px}.hero-inner{padding:55px 0}.hero-copy{font-size:15px}.hero h1{font-size:43px}.section-head{display:block}.section-desc{margin-top:14px}.feature-row,.category-grid{grid-template-columns:1fr}.feature.primary{grid-column:auto}.scene-grid{grid-template-columns:1fr}.cta-box{display:block;padding:32px 26px}.cta-box .btn-soft{margin-top:23px}.footer-grid{grid-template-columns:1fr 1fr}.fixed-copy{font-size:12px}.fixed-copy b{display:block;margin-bottom:2px}}
        @media(max-width:576px){body{padding-bottom:91px}.container{padding-left:17px;padding-right:17px}section{padding:65px 0}.channels{min-height:47px}.channel-link{padding:6px 12px;font-size:12px}.hero h1{font-size:37px}.hero-board{min-height:285px;padding:20px}.board-title{font-size:21px}.feature{min-height:195px;padding:24px}.feature.primary{padding:27px}.category-card{min-height:230px;padding:25px}.update-item{align-items:flex-start;display:block}.update-meta{display:block;margin-top:8px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}.fixed-inner{gap:10px}.fixed-cta .btn-main{padding:0 13px;font-size:12px;white-space:nowrap}}
        @media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category1 */
:root{
 --ink:#17151b;
 --ink-soft:#24212b;
 --paper:#f4f0ed;
 --paper-deep:#ebe4e1;
 --cream:#fffaf6;
 --muted:#776f77;
 --line:#d9ced0;
 --plum:#69465f;
 --plum-deep:#4d3048;
 --coral:#bd675c;
 --coral-deep:#964941;
 --lilac:#d9c7d8;
 --green:#9aac91;
 --radius:18px;
 --shadow:0 18px 45px rgba(38,24,34,.10);
 --shadow-sm:0 8px 24px rgba(38,24,34,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 color:var(--ink);
 background:var(--paper);
 font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
 line-height:1.75;
 padding-bottom:82px;
}
a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease,transform .2s ease}
a:hover{color:var(--coral-deep)}
img{max-width:100%;display:block}
button,input,select{font:inherit}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{
 outline:3px solid rgba(189,103,92,.42);
 outline-offset:3px;
}
.container{max-width:1220px;padding-left:24px;padding-right:24px;margin:auto}
.site-header{
 background:rgba(23,21,27,.98);
 color:#fff9f5;
 position:sticky;
 top:0;
 z-index:30;
 border-bottom:1px solid rgba(255,255,255,.12);
}
.topbar{min-height:78px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:12px;min-width:280px}
.brand-mark{
 width:40px;height:40px;border-radius:13px;background:var(--coral);
 display:grid;place-items:center;color:#fff;font-weight:800;font-size:19px;
 box-shadow:0 6px 16px rgba(189,103,92,.3)
}
.brand-name{font-weight:800;font-size:17px;letter-spacing:.02em;line-height:1.25}
.brand-sub{display:block;color:#bdb1b8;font-size:11px;font-weight:500;margin-top:3px}
.search-box{
 height:44px;display:flex;align-items:center;flex:1;max-width:500px;margin-left:auto;
 background:#2d2932;border:1px solid #49414c;border-radius:12px;padding:0 14px;color:#a99ea6
}
.search-box svg{width:18px;flex:none}
.search-box input{width:100%;background:transparent;border:0;outline:0;color:#fff;padding:0 10px;font-size:14px}
.search-box input::placeholder{color:#a99ea6}
.search-clear{border:0;background:none;color:#bdb1b8;cursor:pointer;display:none;padding:4px}
.top-cta,.btn-main,.btn-soft{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 min-height:44px;padding:0 19px;border-radius:11px;border:1px solid transparent;
 font-weight:700;font-size:14px;transition:.2s ease
}
.top-cta,.btn-main{background:var(--coral);color:#fff}
.top-cta:hover,.btn-main:hover{background:var(--coral-deep);color:#fff;transform:translateY(-2px);box-shadow:0 8px 18px rgba(150,73,65,.23)}
.btn-soft{background:transparent;color:var(--plum-deep);border-color:#bdaab4}
.btn-soft:hover{background:var(--plum-deep);color:#fff;border-color:var(--plum-deep)}
.channel-bar{border-top:1px solid rgba(255,255,255,.08);background:#1c1920}
.channels{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none}
.channels::-webkit-scrollbar{display:none}
.channel-link{
 color:#bdb1b8;font-size:14px;font-weight:700;padding:12px 18px;
 border-bottom:3px solid transparent;white-space:nowrap;min-height:48px
}
.channel-link:hover{color:#fff9f5;background:rgba(255,255,255,.05)}
.channel-link.active{color:#fff;background:rgba(189,103,92,.12);border-bottom-color:var(--coral)}
.page-hero{
 background:var(--ink);color:#fff9f5;position:relative;overflow:hidden;
 padding:68px 0 62px
}
.page-hero:before{
 content:"";position:absolute;inset:0;opacity:.13;
 background-image:linear-gradient(rgba(255,255,255,.18) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.14) 1px,transparent 1px);
 background-size:42px 42px
}
.page-hero:after{
 content:"";position:absolute;width:420px;height:420px;right:-120px;top:-190px;
 border-radius:50%;background:var(--plum);opacity:.48
}
.hero-layout{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.eyebrow,.section-kicker{font-size:12px;letter-spacing:.15em;text-transform:uppercase;font-weight:800;color:var(--coral)}
.page-hero h1{font-size:clamp(36px,5vw,64px);line-height:1.12;letter-spacing:-.045em;margin:15px 0 20px;max-width:650px}
.hero-copy{font-size:17px;color:#d4cbd0;max-width:620px;margin:0 0 26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.page-hero .btn-soft{color:#fff9f5;border-color:#746573}
.page-hero .btn-soft:hover{background:#fff;color:var(--ink)}
.hero-note{display:flex;gap:9px;flex-wrap:wrap;margin-top:24px}
.badge-soft,.tag{
 display:inline-flex;align-items:center;border:1px solid #6a5967;border-radius:30px;
 padding:5px 11px;color:#d9cbd5;font-size:12px
}
.hero-board{
 background:#211e26;border:1px solid #514751;border-radius:24px;padding:24px;
 box-shadow:var(--shadow);min-height:290px
}
.board-top{display:flex;justify-content:space-between;align-items:center;color:#bdb1b8;font-size:12px}
.status-dot{display:inline-flex;align-items:center;gap:7px;color:#c8d2c1}
.status-dot:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--green)}
.board-title{font-size:26px;line-height:1.35;font-weight:800;margin:27px 0 18px;max-width:340px}
.board-row{display:flex;justify-content:space-between;gap:16px;padding:13px 0;border-top:1px solid #403943;color:#d6cbd1;font-size:13px}
.board-row span:last-child{color:#d59891}
section{padding:86px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:32px}
.section-title{font-size:clamp(27px,3.2vw,43px);line-height:1.2;letter-spacing:-.03em;margin:8px 0 0;font-weight:850}
.section-desc{max-width:570px;color:var(--muted);margin:0;font-size:15px}
.filter-panel{
 background:var(--cream);border:1px solid var(--line);border-radius:18px;padding:20px;
 box-shadow:var(--shadow-sm);margin-bottom:25px
}
.filter-panel label{font-size:12px;font-weight:800;color:var(--plum-deep);display:block;margin-bottom:7px}
.form-control,.form-select{
 border:1px solid #cbbdc1;background:#fffdfb;border-radius:10px;min-height:44px;color:var(--ink);
 font-size:14px
}
.form-control:focus,.form-select:focus{border-color:var(--coral);box-shadow:0 0 0 3px rgba(189,103,92,.14)}
.featured-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:20px}
.featured-card,.index-card,.topic-card,.proof-card,.faq-card{
 background:var(--cream);border:1px solid var(--line);border-radius:var(--radius);
 transition:.25s ease
}
.featured-card{padding:30px;min-height:340px;position:relative;overflow:hidden}
.featured-card:hover,.index-card:hover,.topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:#bca5b5}
.card-visual{
 height:116px;border-radius:14px;margin-bottom:24px;position:relative;overflow:hidden;
 background:linear-gradient(135deg,#3d2b3b 0%,#6c465e 52%,#ae665d 100%)
}
.card-visual:before{
 content:"字幕 / 00:24:18";position:absolute;left:18px;bottom:16px;
 color:#fff;font-size:13px;letter-spacing:.08em;background:rgba(23,21,27,.58);padding:5px 9px;border-radius:6px
}
.card-visual:after{content:"";position:absolute;inset:0;opacity:.25;background:repeating-linear-gradient(0deg,transparent 0 8px,rgba(255,255,255,.25) 9px)}
.card-label{font-size:12px;font-weight:800;color:var(--coral-deep);letter-spacing:.08em}
.featured-card h3,.index-card h3,.topic-card h3{font-size:22px;line-height:1.35;margin:9px 0 9px}
.card-text{color:var(--muted);font-size:14px;margin:0}
.card-meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px;color:var(--muted);font-size:12px}
.meta-pill{background:var(--paper-deep);border-radius:20px;padding:4px 9px}
.index-stack{display:flex;flex-direction:column;gap:12px}
.index-card{padding:19px 21px;display:grid;grid-template-columns:1fr auto;gap:14px;align-items:center}
.index-card h3{font-size:17px;margin:5px 0}
.index-card .card-meta{margin-top:7px}
.arrow-link{color:var(--coral-deep);font-size:21px;font-weight:700}
.topic-strip{background:var(--plum-deep);color:#fff9f5;padding:28px;border-radius:20px;margin-top:22px}
.topic-strip h3{font-size:21px;margin:0 0 16px}
.topic-list{display:flex;flex-wrap:wrap;gap:9px}
.topic-list a{border:1px solid #886e82;color:#eee2e8;border-radius:22px;padding:7px 13px;font-size:13px}
.topic-list a:hover{background:var(--coral);border-color:var(--coral);color:#fff}
.proof-section{background:var(--paper-deep)}
.proof-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}
.proof-card{padding:28px}
.proof-card h3{font-size:22px;margin:0 0 15px}
.check-list{list-style:none;padding:0;margin:0}
.check-list li{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);font-size:14px}
.check-list li:last-child{border-bottom:0}
.check-list b{color:var(--coral-deep);font-weight:800}
.notice{border-left:4px solid var(--coral);background:#fff4ef;padding:16px 18px;border-radius:0 12px 12px 0;color:#5e4b4e;font-size:13px}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.faq-card{padding:20px 23px}
.faq-card h3{font-size:16px;line-height:1.45;margin:0 0 8px}
.faq-card p{color:var(--muted);font-size:14px;margin:0}
.cta-band{background:var(--ink);color:#fff9f5;padding:56px 0}
.cta-layout{display:flex;justify-content:space-between;gap:30px;align-items:center}
.cta-band h2{font-size:clamp(27px,3.4vw,43px);line-height:1.2;margin:8px 0 12px}
.cta-band p{color:#c9bec5;max-width:610px;margin:0}
.cta-actions{display:flex;gap:11px;flex-wrap:wrap;flex:none}
footer{background:#211e26;color:#fff9f5;padding:54px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.5fr .8fr .8fr;gap:45px}
.footer-brand{font-weight:800;font-size:20px;margin-bottom:12px}
.footer-copy{color:#bdb1b8;font-size:13px;max-width:440px;margin:0}
.footer-title{font-size:13px;font-weight:800;color:#e8dce2;margin-bottom:12px}
.footer-links{display:flex;flex-direction:column;gap:7px;color:#bdb1b8;font-size:13px}
.footer-links a:hover{color:#fff}
.footer-bottom{border-top:1px solid #403943;margin-top:38px;padding-top:18px;color:#978b94;font-size:12px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap}
.bottom-cta{
 position:fixed;bottom:0;left:0;right:0;z-index:25;background:rgba(23,21,27,.96);
 border-top:1px solid rgba(255,255,255,.13);color:#fff;padding:12px 0
}
.bottom-cta-inner{display:flex;align-items:center;justify-content:space-between;gap:18px}
.bottom-cta strong{font-size:14px}.bottom-cta small{display:block;color:#bdb1b8;font-size:12px}
.bottom-close{border:0;background:transparent;color:#bdb1b8;font-size:21px;line-height:1;cursor:pointer;padding:8px}
.modal-content{border:0;border-radius:18px;background:var(--cream);color:var(--ink)}
.modal-header{border-bottom:1px solid var(--line)}.modal-footer{border-top:1px solid var(--line)}
.empty-state{border:1px dashed #c8b8be;border-radius:16px;padding:25px;text-align:center;color:var(--muted);font-size:14px}
@media (max-width:992px){
 .topbar{gap:15px}.brand{min-width:245px}.hero-layout,.featured-layout,.proof-grid{grid-template-columns:1fr}
 .hero-board{max-width:650px}.footer-grid{grid-template-columns:1.2fr 1fr 1fr}
}
@media (max-width:768px){
 body{padding-bottom:91px}.container{padding-left:18px;padding-right:18px}
 .topbar{min-height:70px;flex-wrap:wrap;padding-top:12px;padding-bottom:12px}
 .brand{min-width:0;flex:1}.brand-name{font-size:15px}.brand-sub{font-size:10px}
 .search-box{order:3;max-width:none;flex-basis:100%;margin:0}
 .top-cta{display:none}.channel-link{padding-left:14px;padding-right:14px}
 .page-hero{padding:52px 0}.hero-layout{gap:34px}.page-hero h1{font-size:42px}
 section{padding:64px 0}.section-head{display:block}.section-desc{margin-top:13px}
 .faq-grid{grid-template-columns:1fr}.cta-layout{display:block}.cta-actions{margin-top:24px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}
 .bottom-cta-inner{align-items:center}.bottom-cta small{max-width:220px}
}
@media (max-width:576px){
 .page-hero h1{font-size:35px}.hero-copy{font-size:15px}
 .hero-actions .btn-main,.hero-actions .btn-soft{width:100%}
 .featured-card{padding:22px;min-height:0}.index-card{grid-template-columns:1fr}
 .card-visual{height:100px}.proof-card{padding:22px}
 .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:5px}
 .bottom-cta{padding-bottom:calc(12px + env(safe-area-inset-bottom))}
 .bottom-cta-inner{gap:8px}.bottom-cta .btn-main{padding:0 13px;white-space:nowrap}
}
@media (prefers-reduced-motion:reduce){
 *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
}

/* roulang page: category2 */
:root{
 --ink:#17151b;--ink-soft:#24212b;--paper:#f4f0ed;--paper-deep:#ebe4e1;
 --cream:#fffaf6;--muted:#776f77;--line:#d9ced0;--plum:#69465f;
 --plum-deep:#4d3048;--coral:#bd675c;--coral-deep:#964941;
 --lilac:#d9c7d8;--green:#9aac91;--radius:18px;
 --shadow:0 18px 45px rgba(38,24,34,.10);--shadow-sm:0 8px 24px rgba(38,24,34,.08)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;line-height:1.75;padding-bottom:78px}
a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease,transform .2s ease}
a:hover{color:var(--coral-deep)}
img{max-width:100%;display:block}
button,input,select{font:inherit}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(189,103,92,.38);outline-offset:3px}
.container{max-width:1220px;padding-left:24px;padding-right:24px;margin:0 auto}
.site-header{background:rgba(23,21,27,.97);color:#fff9f5;position:sticky;top:0;z-index:30;border-bottom:1px solid rgba(255,255,255,.12)}
.topbar{min-height:78px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:12px;min-width:280px}
.brand-mark{width:40px;height:40px;border-radius:13px;background:var(--coral);display:grid;place-items:center;color:#fff;font-weight:800;font-size:19px;box-shadow:0 6px 16px rgba(189,103,92,.3)}
.brand-name{font-weight:800;font-size:17px;letter-spacing:.02em;line-height:1.25}
.brand-sub{display:block;color:#bdb1b8;font-size:11px;font-weight:500;margin-top:3px}
.search-box{height:44px;display:flex;align-items:center;flex:1;max-width:500px;margin-left:auto;background:#2d2932;border:1px solid #49414c;border-radius:12px;padding:0 14px;color:#a99ea6}
.search-box svg{width:18px;flex:none}.search-box input{width:100%;background:transparent;border:0;outline:0;color:#fff;padding:0 10px;font-size:14px}.search-box input::placeholder{color:#a99ea6}
.search-clear{border:0;background:none;color:#bdb1b8;cursor:pointer;display:none;padding:4px;font-size:20px;line-height:1}
.top-cta,.btn-main,.btn-soft{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 19px;border-radius:11px;border:1px solid transparent;font-weight:700;font-size:14px;transition:.2s ease}
.top-cta,.btn-main{background:var(--coral);color:#fff}.top-cta:hover,.btn-main:hover{background:var(--coral-deep);color:#fff;transform:translateY(-2px);box-shadow:0 8px 18px rgba(150,73,65,.23)}
.btn-soft{background:transparent;color:var(--plum-deep);border-color:#bdaab4}.btn-soft:hover{background:var(--plum-deep);color:#fff;border-color:var(--plum-deep)}
.channel-bar{border-top:1px solid rgba(255,255,255,.08);background:#211e26}
.channels{display:flex;gap:8px;overflow-x:auto;scrollbar-width:thin}.channel-link{padding:12px 18px;color:#bdb1b8;font-size:14px;white-space:nowrap;border-bottom:3px solid transparent}.channel-link:hover{color:#fff}.channel-link.active{color:#fff;background:rgba(189,103,92,.14);border-bottom-color:var(--coral)}
.page-hero{background:var(--ink);color:#fff9f5;position:relative;overflow:hidden}
.page-hero:before{content:"";position:absolute;inset:0;opacity:.18;background-image:linear-gradient(rgba(255,255,255,.18) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.14) 1px,transparent 1px);background-size:42px 42px}
.page-hero:after{content:"";position:absolute;width:430px;height:430px;right:-130px;top:-180px;border-radius:50%;background:var(--plum);opacity:.46}
.hero-content{position:relative;z-index:1;padding:70px 0 62px;display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.eyebrow,.section-kicker{font-size:12px;letter-spacing:.16em;text-transform:uppercase;font-weight:800;color:var(--coral)}
h1{font-size:clamp(38px,5vw,68px);line-height:1.1;letter-spacing:-.045em;margin:15px 0 22px;font-weight:850}
.hero-copy{font-size:17px;color:#d4cbd0;max-width:650px;margin:0 0 28px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero .btn-soft{color:#fff9f5;border-color:#746573}.hero .btn-soft:hover{background:#fff;color:var(--ink)}
.index-board{background:#211e26;border:1px solid #514751;border-radius:24px;padding:25px;box-shadow:var(--shadow);min-height:285px}
.board-top{display:flex;justify-content:space-between;align-items:center;color:#bdb1b8;font-size:12px}.live-dot{width:8px;height:8px;border-radius:50%;display:inline-block;background:var(--green);margin-right:6px}
.board-title{font-size:26px;line-height:1.35;font-weight:800;margin:28px 0 18px}.board-line{height:8px;border-radius:8px;background:#403844;margin:12px 0}.board-line.short{width:62%}.board-line.mid{width:80%}
.board-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:24px}.tag{display:inline-flex;align-items:center;border:1px solid #6a5867;border-radius:20px;padding:5px 10px;color:#d9cbd5;font-size:12px}.tag.selected{background:var(--coral);border-color:var(--coral);color:#fff}
section{padding:82px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:30px}.section-title{font-size:clamp(27px,3.2vw,43px);line-height:1.2;letter-spacing:-.03em;margin:8px 0 0;font-weight:850}.section-desc{max-width:580px;color:var(--muted);margin:0;font-size:15px}
.filter-panel{background:var(--cream);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-sm);display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-bottom:28px}.filter-panel label{font-size:12px;font-weight:800;color:var(--plum-deep);margin-right:2px}.filter-panel select,.filter-panel input{height:42px;border:1px solid var(--line);border-radius:10px;background:#fffaf8;color:var(--ink);padding:0 12px;font-size:14px}.filter-panel input{min-width:210px}.filter-panel .filter-note{margin-left:auto;color:var(--muted);font-size:13px}
.content-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:22px;align-items:start}
.index-list{background:var(--cream);border:1px solid var(--line);border-radius:var(--radius);padding:8px 25px}
.index-item{display:grid;grid-template-columns:76px 1fr auto;gap:18px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line)}.index-item:last-child{border-bottom:0}
.thumb{width:76px;height:58px;border-radius:11px;background:linear-gradient(135deg,#4d3048,#bd675c);position:relative;overflow:hidden}.thumb:after{content:"字幕";position:absolute;left:9px;bottom:7px;color:#fff;font-weight:800;font-size:12px;letter-spacing:.08em}
.item-meta{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:5px}.item-title{font-size:17px;font-weight:800;line-height:1.4;margin:0 0 4px}.item-summary{font-size:13px;color:var(--muted);margin:0}.status{font-size:11px;border-radius:20px;padding:3px 8px;background:#e1eadc;color:#496044}.status.review{background:#eee2ec;color:var(--plum-deep)}.item-time{color:var(--muted);font-size:12px;white-space:nowrap}
.side-stack{display:grid;gap:16px}.side-card{background:var(--plum-deep);color:#fff9f5;border-radius:var(--radius);padding:25px}.side-card.light{background:var(--cream);border:1px solid var(--line);color:var(--ink)}.side-card h3{font-size:21px;margin:0 0 13px}.side-card p{font-size:14px;color:#d9cbd5;margin:0 0 18px}.side-card.light p{color:var(--muted)}
.topic-list{display:flex;flex-wrap:wrap;gap:9px}.topic-list a{font-size:13px;padding:7px 11px;border:1px solid #cbb9c5;border-radius:20px;color:var(--plum-deep)}.topic-list a:hover{background:var(--plum-deep);border-color:var(--plum-deep);color:#fff}
.notice{display:flex;gap:14px;padding:20px 22px;border-left:4px solid var(--coral);background:#eee5e2;border-radius:0 14px 14px 0;color:#5e4c51;font-size:14px}.notice strong{display:block;color:var(--plum-deep);margin-bottom:3px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.step{background:var(--cream);padding:25px}.step-num{font-size:12px;color:var(--coral);font-weight:800;letter-spacing:.12em}.step h3{font-size:19px;margin:18px 0 7px}.step p{font-size:13px;color:var(--muted);margin:0}
.faq-list{max-width:880px;margin:0 auto}.accordion-item{border:1px solid var(--line)!important;background:var(--cream);margin-bottom:10px;border-radius:13px!important;overflow:hidden}.accordion-button{background:var(--cream);color:var(--ink);font-weight:750;padding:18px 20px;box-shadow:none!important}.accordion-button:not(.collapsed){background:#eee3e8;color:var(--plum-deep)}.accordion-button:after{filter:hue-rotate(280deg)}.accordion-body{color:var(--muted);font-size:14px;padding:0 20px 20px}
.cta-band{background:var(--plum-deep);color:#fff9f5;padding:45px 0}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:25px}.cta-band h2{font-size:32px;line-height:1.2;margin:0 0 8px}.cta-band p{color:#d9cbd5;margin:0;font-size:14px}
.fixed-cta{position:fixed;bottom:0;left:0;right:0;z-index:25;background:rgba(33,30,38,.97);color:#fff;padding:12px 0;border-top:1px solid #514751;box-shadow:0 -8px 25px rgba(23,21,27,.18)}.fixed-inner{display:flex;align-items:center;justify-content:space-between;gap:18px}.fixed-cta small{color:#d4cbd0}.fixed-cta strong{color:#fff;font-size:14px;margin-right:10px}
footer{background:var(--ink);color:#fff9f5;padding:58px 0 25px}.footer-grid{display:grid;grid-template-columns:1.3fr .7fr .7fr;gap:50px}.footer-brand{font-weight:800;font-size:20px}.footer-copy{color:#bdb1b8;font-size:13px;max-width:400px;margin:14px 0 0}.footer-title{font-size:13px;font-weight:800;color:#d59891;margin-bottom:13px}.footer-links{display:grid;gap:8px;color:#bdb1b8;font-size:13px}.footer-links a:hover{color:#fff}.footer-bottom{border-top:1px solid #3c363f;margin-top:38px;padding-top:18px;display:flex;justify-content:space-between;gap:18px;color:#8f858d;font-size:12px}
.age-modal{position:fixed;inset:0;background:rgba(23,21,27,.72);z-index:60;display:none;place-items:center;padding:20px}.age-modal.show{display:grid}.age-box{max-width:480px;background:var(--cream);border-radius:20px;padding:30px;box-shadow:var(--shadow)}.age-box h2{margin:0 0 12px;color:var(--plum-deep);font-size:26px}.age-box p{color:var(--muted);font-size:14px}.age-actions{display:flex;gap:10px;margin-top:22px}
@media(max-width:992px){.hero-content{grid-template-columns:1fr;gap:35px}.content-layout{grid-template-columns:1fr}.steps{grid-template-columns:repeat(2,1fr)}.brand{min-width:230px}.topbar{gap:16px}}
@media(max-width:768px){.topbar{min-height:72px;flex-wrap:wrap;padding-top:12px;padding-bottom:12px}.brand{min-width:0;flex:1}.brand-name{font-size:15px}.brand-sub{font-size:10px}.top-cta{font-size:0;padding:0 13px}.top-cta span{font-size:20px}.search-box{order:3;flex-basis:100%;max-width:none;margin:0}.page-hero .hero-content{padding:55px 0}.section-head{display:block}.section-desc{margin-top:12px}.index-item{grid-template-columns:58px 1fr}.thumb{width:58px;height:54px}.item-time{grid-column:2}.filter-panel .filter-note{width:100%;margin:0}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}.fixed-inner strong{display:block}.fixed-cta small{display:none}}
@media(max-width:576px){body{padding-bottom:76px}.container{padding-left:18px;padding-right:18px}h1{font-size:39px}.hero-copy{font-size:15px}.index-board{min-height:250px;padding:20px}.section-title{font-size:30px}section{padding:62px 0}.filter-panel{align-items:stretch}.filter-panel select,.filter-panel input{width:100%}.index-list{padding:5px 16px}.index-item{gap:12px;padding:18px 0}.item-title{font-size:15px}.steps{grid-template-columns:1fr}.cta-inner{display:block}.cta-band .btn-main{margin-top:20px}.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:7px}.fixed-inner{justify-content:center}.fixed-cta .btn-main{min-height:42px;padding:0 14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}