/* roulang page: index */
:root{
            --orange:#f2643d;
            --orange-dark:#d84c2c;
            --lime:#b9d96c;
            --ink:#191719;
            --brown:#302329;
            --cream:#fbf7f0;
            --warm:#f2ebe3;
            --card:#fffdfa;
            --muted:#756e6b;
            --line:#e7ddd4;
            --shadow:0 18px 42px rgba(50,29,22,.09);
            --radius:18px;
            --max:1240px;
        }
        *,*:before,*:after{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--cream);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.7}
        a{color:inherit;text-decoration:none;transition:.25s ease}
        img{max-width:100%;display:block}
        button,input,select,textarea{font:inherit}
        .container{max-width:var(--max);padding-left:22px;padding-right:22px}
        .site-header{position:sticky;top:0;z-index:50;background:rgba(251,247,240,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(231,221,212,.8)}
        .navbar{min-height:76px}
        .brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:20px;letter-spacing:-.04em}
        .brand-mark{width:34px;height:34px;border-radius:11px;background:var(--orange);position:relative;display:inline-block;box-shadow:5px 5px 0 var(--lime)}
        .brand-mark:after{content:"";position:absolute;left:13px;top:9px;border-left:11px solid #fff;border-top:8px solid transparent;border-bottom:8px solid transparent}
        .brand small{display:block;font-size:10px;color:var(--muted);letter-spacing:.08em;font-weight:600}
        .nav-link{font-size:14px;font-weight:700;color:#625956!important;padding:10px 16px!important;border-radius:30px}
        .nav-link:hover,.nav-link.active{color:var(--orange)!important;background:#fff0e9}
        .nav-search{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:30px;padding:5px 6px 5px 14px;background:#fff}
        .nav-search input{border:0;outline:0;width:115px;font-size:13px;background:transparent}
        .nav-search button{border:0;background:var(--ink);color:#fff;border-radius:22px;padding:6px 12px;font-size:12px}
        .navbar-toggler{border:1px solid var(--line);padding:8px 11px}
        .navbar-toggler:focus{box-shadow:0 0 0 3px rgba(242,100,61,.2)}
        .hero{min-height:610px;background:var(--brown);color:#fff;position:relative;overflow:hidden;display:flex;align-items:center}
        .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(25,23,25,.9) 10%,rgba(48,35,41,.63) 53%,rgba(48,35,41,.35)),url('/assets/images/a7f6461c51c2a123.jpg') center/cover}
        .hero:after{content:"";position:absolute;right:-9%;top:-35%;width:65%;height:150%;background:var(--orange);opacity:.8;transform:skewX(-14deg);mix-blend-mode:multiply}
        .hero .container{position:relative;z-index:2}
        .hero-copy{max-width:720px;padding:74px 0}
        .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--lime);font-size:13px;font-weight:800;letter-spacing:.08em;margin-bottom:19px}
        .eyebrow:before{content:"";width:28px;height:3px;background:var(--lime);border-radius:4px}
        h1,h2,h3{font-weight:850;letter-spacing:-.045em;line-height:1.18;margin:0 0 16px}
        h1{font-size:clamp(38px,5vw,68px);max-width:750px}
        h2{font-size:clamp(27px,3vw,42px)}
        h3{font-size:20px}
        .hero p{font-size:17px;color:#f0e8e3;max-width:670px;margin-bottom:27px}
        .btn-main,.btn-lightline{border-radius:30px;padding:12px 21px;font-weight:800;font-size:14px;display:inline-block;border:1px solid transparent;transition:.25s}
        .btn-main{background:var(--orange);color:#fff}
        .btn-main:hover{background:#ff7950;color:#fff;transform:translateY(-3px)}
        .btn-lightline{border-color:rgba(255,255,255,.45);color:#fff;margin-left:8px}
        .btn-lightline:hover{background:#fff;color:var(--ink);transform:translateY(-3px)}
        .hero-stamp{position:absolute;right:8%;bottom:54px;z-index:3;background:rgba(25,23,25,.72);border:1px solid rgba(255,255,255,.2);padding:18px 20px;border-radius:16px;min-width:185px}
        .hero-stamp strong{font-size:28px;display:block;color:var(--lime)}
        .hero-stamp span{font-size:12px;color:#e3d9d3}
        .section{padding:86px 0}
        .section.alt{background:var(--warm)}
        .section.dark{background:var(--ink);color:#fff}
        .section-heading{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:34px}
        .section-heading p{max-width:570px;color:var(--muted);margin:0}
        .dark .section-heading p{color:#c7bbb6}
        .kicker{font-size:12px;color:var(--orange);font-weight:800;letter-spacing:.12em;text-transform:uppercase;margin-bottom:10px}
        .metrics{display:grid;grid-template-columns:1.1fr 1fr 1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
        .metric{background:var(--card);padding:28px 25px;min-height:145px}
        .metric strong{display:block;color:var(--orange);font-size:38px;line-height:1;font-variant-numeric:tabular-nums}
        .metric b{display:block;margin:12px 0 3px;font-size:15px}
        .metric span{font-size:12px;color:var(--muted)}
        .matrix{display:grid;grid-template-columns:1.3fr 1fr 1fr;grid-template-rows:auto auto;gap:16px}
        .matrix-card,.topic-card,.update-card,.support-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.25s}
        .matrix-card:hover,.topic-card:hover,.update-card:hover,.support-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#f1b19b}
        .matrix-card:first-child{grid-row:span 2}
        .visual{min-height:165px;background:center/cover;position:relative}
        .matrix-card:first-child .visual{min-height:310px}
        .visual:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(25,23,25,.65),transparent 60%)}
        .play{position:absolute;z-index:2;left:18px;bottom:17px;width:39px;height:39px;background:var(--orange);border-radius:50%}
        .play:after{content:"";position:absolute;left:15px;top:11px;border-left:12px solid #fff;border-top:8px solid transparent;border-bottom:8px solid transparent}
        .time-tag,.lime-tag{position:absolute;right:14px;top:14px;z-index:2;background:var(--lime);color:#283020;border-radius:20px;padding:4px 9px;font-size:11px;font-weight:800}
        .matrix-body{padding:20px}
        .matrix-body p{font-size:13px;color:var(--muted);margin:0 0 12px}
        .meta{display:flex;gap:8px;flex-wrap:wrap;font-size:11px;color:#8a7770}
        .meta span{background:#f5ebe4;padding:4px 8px;border-radius:5px}
        .scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
        .scene{padding:24px;background:#fff;border:1px solid var(--line);border-radius:14px;border-top:4px solid var(--orange)}
        .scene:nth-child(even){border-top-color:var(--lime)}
        .scene b{font-size:17px;display:block;margin-bottom:7px}.scene p{font-size:13px;color:var(--muted);margin:0}
        .compare{display:grid;grid-template-columns:1fr 1fr;gap:18px}
        .compare-panel{padding:31px;border-radius:var(--radius);background:#fff;border:1px solid var(--line)}
        .compare-panel.dark-panel{background:#33252b;color:#fff;border-color:#4a373d}
        .compare-panel h3{color:var(--orange)}
        .compare-panel.dark-panel h3{color:var(--lime)}
        .compare-row{display:flex;justify-content:space-between;gap:18px;padding:13px 0;border-bottom:1px solid var(--line);font-size:13px}
        .dark-panel .compare-row{border-color:#54434a;color:#e9dfd9}
        .compare-row span:last-child{font-weight:800}
        .timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
        .timeline:before{content:"";position:absolute;top:17px;left:7%;right:7%;height:2px;background:#e8c6b7}
        .node{position:relative;padding:48px 20px 0;text-align:center}
        .node:before{content:"";position:absolute;top:8px;left:calc(50% - 9px);width:18px;height:18px;background:var(--orange);border:4px solid var(--cream);border-radius:50%;box-shadow:0 0 0 2px var(--orange)}
        .node b{display:block;font-size:15px}.node p{font-size:12px;color:var(--muted)}
        .topics{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:16px}
        .topic-card{position:relative;min-height:245px;background-size:cover;background-position:center;color:#fff}
        .topic-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(20,15,17,.9),transparent 70%)}
        .topic-card .topic-content{position:absolute;z-index:2;bottom:20px;left:21px;right:18px}.topic-card p{font-size:12px;color:#eee;margin:0}
        .updates{display:grid;grid-template-columns:1.2fr 1fr;gap:26px}
        .featured-update{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
        .featured-update .update-image{height:260px;background:url('/assets/images/0736b2c954b151e9.jpg') center/cover}
        .update-info{padding:23px}.update-info p,.update-item p{color:var(--muted);font-size:13px}
        .update-list{display:flex;flex-direction:column;gap:12px}
        .update-item{padding:18px 19px;background:#fff;border:1px solid var(--line);border-radius:13px;display:grid;grid-template-columns:86px 1fr;gap:15px}
        .update-item time{font-size:12px;color:var(--orange);font-weight:800}.update-item h3{font-size:16px;margin-bottom:5px}.update-item p{margin:0}
        .support-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
        .support-card{padding:25px;background:#272126;border-color:#44363a}.support-icon{font-size:25px;color:var(--lime);margin-bottom:12px}.support-card h3{font-size:17px}.support-card p{font-size:13px;color:#c9bbb6;margin:0}
        .quick{display:flex;gap:12px;flex-wrap:wrap}.quick a{padding:15px 20px;background:#fff;border:1px solid var(--line);border-radius:12px;font-weight:700;font-size:14px}.quick a:hover{border-color:var(--orange);color:var(--orange);transform:translateY(-2px)}
        .accordion-item{border:1px solid var(--line)!important;margin-bottom:10px;border-radius:12px!important;overflow:hidden;background:#fff}
        .accordion-button{font-weight:800;color:var(--ink);background:#fff;padding:19px 22px}.accordion-button:not(.collapsed){color:var(--orange);background:#fff7f2;box-shadow:none}.accordion-button:focus{box-shadow:0 0 0 3px rgba(242,100,61,.18)}
        .accordion-body{font-size:14px;color:var(--muted);padding:0 22px 21px}
        .feedback{background:var(--brown);padding:40px;border-radius:24px;color:#fff;display:grid;grid-template-columns:.8fr 1.2fr;gap:42px;align-items:center}
        .feedback p{color:#d8cbc5}.form-control,.form-select{border:1px solid #e1d4ca;border-radius:10px;padding:12px 14px;background:#fff}.form-control:focus,.form-select:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(242,100,61,.17)}
        .form-label{font-size:13px;font-weight:700;margin-bottom:6px}.form-note{font-size:11px;color:#baa9a2;margin-top:12px}
        .guide{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.guide-step{position:relative;padding:25px;border-left:3px solid var(--orange);background:#fff;border-radius:0 14px 14px 0}.guide-step b{font-size:30px;color:var(--orange);font-variant-numeric:tabular-nums}.guide-step h3{margin-top:13px}.guide-step p{font-size:13px;color:var(--muted);margin:0}
        .closing{padding:28px 32px;background:#fff;border:1px solid var(--line);border-radius:16px;display:flex;align-items:center;justify-content:space-between;gap:22px}.closing p{margin:0;color:var(--muted);font-size:14px}
        footer{background:#191719;color:#fff;padding:60px 0 24px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px}.footer-brand p{color:#aa9e9a;font-size:13px;max-width:300px}.footer-title{font-size:13px;color:var(--lime);font-weight:800;margin-bottom:14px}.footer-links{list-style:none;padding:0;margin:0}.footer-links li{margin:8px 0;color:#b9afab;font-size:13px}.footer-links a:hover{color:var(--orange)}.footer-bottom{border-top:1px solid #342d30;margin-top:40px;padding-top:20px;color:#887d7a;font-size:12px;display:flex;justify-content:space-between;gap:20px}
        :focus-visible{outline:3px solid rgba(185,217,108,.9);outline-offset:3px}
        @media(max-width:992px){.nav-search{display:none}.matrix{grid-template-columns:1fr 1fr}.matrix-card:first-child{grid-row:auto;grid-column:span 2}.matrix-card:first-child .visual{min-height:250px}.scene-grid,.support-grid,.guide{grid-template-columns:repeat(2,1fr)}.topics{grid-template-columns:1fr 1fr}.topic-card:first-child{grid-column:span 2}.footer-grid{grid-template-columns:1fr 1fr}}
        @media(max-width:768px){.navbar{min-height:68px}.hero{min-height:570px}.hero:after{right:-35%;width:80%}.hero-stamp{position:relative;right:auto;bottom:auto;margin-top:30px;display:inline-block}.section{padding:62px 0}.section-heading{display:block}.section-heading p{margin-top:14px}.metrics{grid-template-columns:1fr 1fr}.compare,.updates,.feedback{grid-template-columns:1fr}.timeline{display:block}.timeline:before{top:0;bottom:0;left:18px;width:2px;height:auto;right:auto}.node{text-align:left;padding:0 0 25px 55px}.node:before{left:9px;top:3px}.node:last-child{padding-bottom:0}.feedback{padding:28px 22px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}}
        @media(max-width:576px){.container{padding-left:16px;padding-right:16px}.hero-copy{padding:62px 0}.hero p{font-size:15px}.btn-main,.btn-lightline{display:block;text-align:center;margin:10px 0 0;width:100%}.matrix,.topics,.scene-grid,.support-grid,.guide{grid-template-columns:1fr}.matrix-card:first-child{grid-column:auto}.topic-card:first-child{grid-column:auto}.metrics{grid-template-columns:1fr}.metric{min-height:auto;padding:22px}.closing{display:block;padding:23px}.closing .btn-main{margin-top:18px}.footer-grid{grid-template-columns:1fr 1fr;gap:25px}.footer-brand{grid-column:span 2}h1{font-size:40px}}

/* roulang page: category1 */
:root{
      --orange:#f2643d;--orange-dark:#d84c2c;--lime:#b9d96c;--ink:#191719;
      --brown:#302329;--cream:#fbf7f0;--warm:#f2ebe3;--card:#fffdfa;
      --muted:#756e6b;--line:#e7ddd4;--shadow:0 18px 42px rgba(50,29,22,.09);
      --radius:18px;--max:1240px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.7}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    a:hover{color:var(--orange)}
    img{max-width:100%;display:block}
    button,input,select{font:inherit}
    .container{max-width:var(--max);padding-left:22px;padding-right:22px}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(251,247,240,.95);backdrop-filter:blur(14px);border-bottom:1px solid rgba(231,221,212,.8)}
    .navbar{min-height:76px}
    .brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:20px;letter-spacing:-.04em}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:var(--orange);position:relative;display:inline-block;box-shadow:5px 5px 0 var(--lime)}
    .brand-mark:after{content:"";position:absolute;left:13px;top:9px;border-left:11px solid #fff;border-top:8px solid transparent;border-bottom:8px solid transparent}
    .brand small{display:block;font-size:10px;color:var(--muted);letter-spacing:.08em;font-weight:600}
    .nav-link{font-size:14px;font-weight:700;color:#625956!important;padding:10px 16px!important;border-radius:30px}
    .nav-link:hover,.nav-link.active{color:var(--orange)!important;background:#fff0e9}
    .nav-search{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:30px;padding:5px 6px 5px 14px;background:#fff}
    .nav-search input{border:0;outline:0;width:115px;font-size:13px;background:transparent}
    .nav-search button{border:0;background:var(--ink);color:#fff;border-radius:22px;padding:6px 12px;font-size:12px}
    .navbar-toggler{border:1px solid var(--line);padding:8px 11px}
    .navbar-toggler:focus{box-shadow:0 0 0 3px rgba(242,100,61,.2)}
    .page-intro{padding:70px 0 62px;background:var(--warm);border-bottom:1px solid var(--line)}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--orange-dark);font-size:13px;font-weight:800;letter-spacing:.08em;margin-bottom:15px}
    .eyebrow:before{content:"";width:28px;height:3px;background:var(--orange);border-radius:4px}
    h1,h2,h3{font-weight:800;letter-spacing:-.035em;line-height:1.25}
    h1{font-size:clamp(34px,5vw,58px);margin:0 0 17px}
    h2{font-size:clamp(25px,3vw,36px);margin:0}
    h3{font-size:18px;margin:0 0 8px}
    .intro-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:55px;align-items:end}
    .intro-copy p{max-width:650px;color:var(--muted);font-size:16px;margin:0}
    .crumbs{display:flex;gap:9px;align-items:center;font-size:13px;color:var(--muted);margin-bottom:20px}
    .crumbs span:last-child{color:var(--orange-dark);font-weight:700}
    .intro-note{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
    .intro-note strong{font-size:31px;color:var(--orange);display:block;line-height:1}
    .intro-note span{font-size:13px;color:var(--muted)}
    .section{padding:72px 0}
    .section.alt{background:var(--warm)}
    .section-heading{display:flex;justify-content:space-between;gap:28px;align-items:end;margin-bottom:28px}
    .section-heading p{max-width:570px;color:var(--muted);margin:0}
    .filter-bar{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
    .filter-form{display:grid;grid-template-columns:1.4fr .8fr .8fr auto;gap:12px;align-items:center}
    .filter-form input,.filter-form select{width:100%;border:1px solid var(--line);border-radius:10px;background:#fff;padding:11px 13px;color:var(--ink);outline:0}
    .filter-form input:focus,.filter-form select:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(242,100,61,.14)}
    .filter-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
    .filter-tags span,.meta span,.status{background:#f5ebe4;color:#725d55;border-radius:20px;padding:5px 11px;font-size:12px}
    .filter-tags span.active,.status{background:var(--lime);color:#303b25;font-weight:700}
    .btn-main{border:0;border-radius:30px;padding:11px 20px;font-weight:800;font-size:14px;background:var(--orange);color:#fff;transition:.25s}
    .btn-main:hover{background:#ff7950;color:#fff;transform:translateY(-3px)}
    .content-layout{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(280px,.55fr);gap:24px}
    .video-list{display:flex;flex-direction:column;gap:17px}
    .video-card{display:grid;grid-template-columns:245px 1fr;gap:21px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:13px;transition:.25s}
    .video-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#f1b19b}
    .thumb{min-height:148px;border-radius:13px;position:relative;background-size:cover;background-position:center;overflow:hidden}
    .thumb:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(20,15,17,.65),transparent 60%)}
    .play{position:absolute;z-index:2;left:50%;top:50%;transform:translate(-50%,-50%);width:43px;height:43px;border-radius:50%;background:var(--orange);color:#fff;display:grid;place-items:center;font-size:18px;padding-left:3px}
    .duration{position:absolute;z-index:2;right:10px;bottom:9px;background:rgba(25,23,25,.78);color:#fff;border-radius:5px;padding:2px 7px;font-size:11px}
    .video-info{padding:7px 5px 4px 0}
    .video-info p{color:var(--muted);font-size:13px;margin:9px 0 13px}
    .meta{display:flex;gap:7px;flex-wrap:wrap}
    .meta span{padding:4px 8px;font-size:11px}
    .side-panel{background:var(--brown);color:#fff;border-radius:var(--radius);padding:25px;position:relative;overflow:hidden}
    .side-panel:before{content:"";position:absolute;width:170px;height:170px;border-radius:50%;background:var(--orange);right:-65px;top:-60px;opacity:.8}
    .side-panel>*{position:relative;z-index:1}
    .side-panel p{color:#d8cbc6;font-size:13px}
    .side-list{list-style:none;padding:0;margin:22px 0 0}
    .side-list li{border-top:1px solid #54434a;padding:15px 0;font-size:14px}
    .side-list small{display:block;color:var(--lime);font-size:11px;margin-bottom:3px}
    .more{text-align:center;margin-top:27px}
    .btn-outline{display:inline-block;border:1px solid var(--orange);color:var(--orange-dark);border-radius:30px;padding:10px 20px;font-size:14px;font-weight:800}
    .btn-outline:hover{background:var(--orange);color:#fff}
    .feature-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
    .feature-cover{min-height:340px;border-radius:var(--radius);background:url('/assets/images/5fb131329ee6ad91.jpg') center/cover;position:relative;overflow:hidden;color:#fff}
    .feature-cover:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(20,15,17,.9),transparent 70%)}
    .feature-copy{position:absolute;z-index:1;bottom:24px;left:25px;right:25px}
    .feature-copy p{font-size:13px;color:#eee;margin:0}
    .short-list{display:flex;flex-direction:column;gap:12px}
    .short-item{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:17px 18px;display:flex;justify-content:space-between;gap:15px}
    .short-item span{font-size:12px;color:var(--orange-dark);white-space:nowrap}
    .timeline{border-left:2px solid #efb8a5;margin:10px 0 0 12px;padding-left:28px}
    .timeline-item{position:relative;padding:0 0 25px}
    .timeline-item:before{content:"";position:absolute;width:12px;height:12px;border-radius:50%;background:var(--orange);left:-35px;top:8px;box-shadow:0 0 0 5px var(--cream)}
    .timeline-item time{font-size:12px;color:var(--orange-dark);font-weight:800}
    .timeline-item p{font-size:13px;color:var(--muted);margin:4px 0 0}
    .notice{background:var(--ink);color:#fff;border-radius:var(--radius);padding:30px 34px;display:grid;grid-template-columns:.8fr 1.2fr;gap:35px;align-items:center}
    .notice p{color:#c9bbb6;margin:0;font-size:14px}
    .notice-list{display:grid;grid-template-columns:repeat(2,1fr);gap:13px}
    .notice-list div{border:1px solid #493a3f;border-radius:12px;padding:14px;color:#eee;font-size:13px}
    .notice-list b{display:block;color:var(--lime);margin-bottom:4px}
    .faq-wrap{max-width:900px}
    .accordion-item{border:1px solid var(--line)!important;border-radius:12px!important;overflow:hidden;margin-bottom:10px;background:var(--card)}
    .accordion-button{font-weight:800;background:var(--card);color:var(--ink);box-shadow:none!important;padding:18px 20px}
    .accordion-button:not(.collapsed){background:#fff0e9;color:var(--orange-dark)}
    .accordion-body{color:var(--muted);font-size:14px;padding:0 20px 19px}
    .closing{background:#fff0e9;padding:50px 0;border-top:1px solid #f2d2c5}
    .closing-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .closing p{color:var(--muted);margin:7px 0 0}
    footer{background:var(--ink);color:#fff;padding:58px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:34px}
    .footer-brand p{color:#aa9e9a;font-size:13px;max-width:340px;margin-top:18px}
    .footer-title{font-weight:800;margin-bottom:14px}
    .footer-links{list-style:none;padding:0;margin:0}
    .footer-links li{margin:8px 0;color:#aa9e9a;font-size:13px}
    .footer-links a:hover{color:var(--lime)}
    .footer-bottom{display:flex;justify-content:space-between;border-top:1px solid #3a3033;margin-top:38px;padding-top:18px;color:#8d817d;font-size:12px}
    :focus-visible{outline:3px solid rgba(242,100,61,.45);outline-offset:3px}
    @media(max-width:992px){
      .intro-grid,.content-layout,.feature-grid,.notice{grid-template-columns:1fr}
      .nav-search{margin:15px 0}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
      .section{padding:55px 0}
      .filter-form{grid-template-columns:1fr 1fr}
      .filter-form .btn-main{width:100%}
      .video-card{grid-template-columns:190px 1fr}
      .thumb{min-height:125px}
      .closing-inner{display:block}
      .closing-inner .btn-main{margin-top:20px}
    }
    @media(max-width:576px){
      .container{padding-left:16px;padding-right:16px}
      .page-intro{padding:48px 0}
      h1{font-size:35px}
      .filter-form,.video-card,.notice-list{grid-template-columns:1fr}
      .video-card{gap:13px}
      .thumb{min-height:190px}
      .section-heading{display:block}
      .section-heading p{margin-top:12px}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:5px}
    }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}