/* roulang page: index */
:root{
            --ink:#18242f;
            --muted:#65727d;
            --paper:#f7f8f5;
            --card:#ffffff;
            --line:#dfe5e1;
            --accent:#c94d35;
            --accent-dark:#9f3525;
            --sage:#52766a;
            --sage-light:#e6efea;
            --cream:#f1eadc;
            --shadow:0 18px 45px rgba(28,45,42,.09);
            --radius-lg:28px;
            --radius-md:17px;
            --radius-sm:10px;
        }
        *,*::before,*::after{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75}
        a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,transform .2s ease,box-shadow .2s ease}
        img{max-width:100%;height:auto;display:block}
        button,input{font:inherit}
        .container{max-width:1160px;padding-left:22px;padding-right:22px}
        .site-header{position:sticky;top:0;z-index:20;background:rgba(247,248,245,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(223,229,225,.9)}
        .topbar{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
        .brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:-.04em;font-size:20px;white-space:nowrap}
        .brand-mark{width:38px;height:38px;border-radius:12px;background:var(--accent);color:#fff;display:grid;place-items:center;font-size:18px;box-shadow:0 8px 18px rgba(201,77,53,.22)}
        .header-tools{display:flex;align-items:center;gap:12px}
        .search-box{height:42px;width:205px;border:1px solid var(--line);border-radius:50px;background:#fff;display:flex;align-items:center;padding:0 15px;color:var(--muted)}
        .search-box input{border:0;outline:0;width:100%;background:transparent;color:var(--ink);font-size:14px}
        .search-box:focus-within{border-color:var(--accent);box-shadow:0 0 0 4px rgba(201,77,53,.1)}
        .mini-link{color:var(--muted);font-size:14px}
        .mini-link:hover{color:var(--accent)}
        .channel-bar{border-top:1px solid rgba(223,229,225,.7);overflow-x:auto}
        .channel-nav{display:flex;align-items:center;gap:8px;min-height:55px;white-space:nowrap}
        .channel-nav a{font-size:14px;color:var(--muted);padding:8px 16px;border-radius:30px}
        .channel-nav a:hover,.channel-nav a.active{background:var(--ink);color:#fff}
        .hero{padding:76px 0 54px;position:relative;overflow:hidden}
        .hero::before{content:"";position:absolute;right:-170px;top:-210px;width:560px;height:560px;border:1px solid rgba(82,118,106,.2);border-radius:50%;box-shadow:0 0 0 42px rgba(82,118,106,.04),0 0 0 84px rgba(82,118,106,.035);pointer-events:none}
        .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-size:13px;font-weight:700;letter-spacing:.1em;margin-bottom:18px}
        .eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent)}
        h1,h2,h3{font-weight:800;letter-spacing:-.045em;line-height:1.2;margin:0}
        h1{font-size:clamp(39px,6vw,76px);max-width:800px}
        .hero-copy{max-width:670px;font-size:18px;color:var(--muted);margin:25px 0 28px}
        .action-row{display:flex;flex-wrap:wrap;gap:12px}
        .btn-main,.btn-quiet{display:inline-flex;justify-content:center;align-items:center;min-height:48px;padding:0 21px;border-radius:12px;font-weight:700;border:1px solid transparent}
        .btn-main{background:var(--accent);color:#fff;box-shadow:0 10px 22px rgba(201,77,53,.2)}
        .btn-main:hover{background:var(--accent-dark);color:#fff;transform:translateY(-2px)}
        .btn-quiet{background:var(--sage-light);color:var(--sage)}
        .btn-quiet:hover{background:#d5e5dd;color:var(--ink);transform:translateY(-2px)}
        .trust-line{display:flex;flex-wrap:wrap;gap:22px;color:var(--muted);font-size:13px;margin-top:28px}
        .trust-line span{display:flex;align-items:center;gap:7px}
        .trust-line b{color:var(--sage);font-size:17px}
        .section{padding:76px 0}
        .section-soft{background:#edf2ee}
        .section-dark{background:var(--ink);color:#fff}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:26px;margin-bottom:31px}
        .section-kicker{color:var(--accent);font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;margin-bottom:10px}
        h2{font-size:clamp(29px,4vw,46px)}
        .section-intro{max-width:530px;color:var(--muted);margin:0}
        .dark-intro{color:#b9c6c3}
        .directory-grid{display:grid;grid-template-columns:1.35fr .85fr .85fr;gap:16px}
        .directory-card{min-height:210px;padding:27px;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--card);display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}
        .directory-card:first-child{background:var(--sage);color:#fff;border-color:var(--sage)}
        .directory-card:first-child p{color:#dcebe4}
        .directory-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
        .card-number{font-size:13px;color:var(--accent);font-weight:800}
        .directory-card:first-child .card-number{color:#f5c2b6}
        .directory-card h3{font-size:24px;margin:22px 0 8px}
        .directory-card p{color:var(--muted);font-size:14px;margin:0}
        .card-arrow{align-self:flex-end;font-size:24px;line-height:1}
        .feature-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:42px;align-items:start}
        .feature-note{padding:29px;background:var(--cream);border-radius:var(--radius-lg)}
        .feature-note h3{font-size:29px;margin-bottom:14px}
        .feature-note p{color:var(--muted);margin:0}
        .feature-list{display:grid;grid-template-columns:1fr 1fr;gap:15px}
        .feature-item{padding:22px 20px;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff}
        .feature-icon{width:34px;height:34px;border-radius:10px;background:var(--sage-light);color:var(--sage);display:grid;place-items:center;font-weight:800;margin-bottom:15px}
        .feature-item h3{font-size:18px;margin-bottom:6px}
        .feature-item p{color:var(--muted);font-size:14px;margin:0}
        .route-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
        .route-item{padding:22px;border-top:3px solid var(--accent);background:#fff;border-radius:0 0 var(--radius-md) var(--radius-md);box-shadow:0 7px 20px rgba(28,45,42,.05)}
        .route-item strong{display:block;font-size:31px;color:var(--accent);margin-bottom:8px}
        .route-item h3{font-size:18px;margin-bottom:7px}
        .route-item p{color:var(--muted);font-size:14px;margin:0}
        .recommend-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
        .recommend-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);padding:24px}
        .recommend-card .tag{display:inline-block;background:var(--cream);color:#876d42;border-radius:20px;padding:3px 10px;font-size:12px;margin-bottom:17px}
        .recommend-card h3{font-size:21px;margin-bottom:10px}
        .recommend-card p{font-size:14px;color:var(--muted);margin:0 0 18px}
        .text-link{color:var(--accent);font-size:14px;font-weight:700}
        .text-link:hover{color:var(--accent-dark);padding-left:4px}
        .news-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:30px}
        .news-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:8px 26px}
        .news-row{display:flex;justify-content:space-between;gap:18px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}
        .news-row:last-child{border-bottom:0}
        .news-row a{font-weight:700}
        .news-row a:hover{color:var(--accent)}
        .news-row small{color:var(--muted);white-space:nowrap}
        .news-aside{background:var(--sage);color:#fff;border-radius:var(--radius-lg);padding:30px}
        .news-aside h3{font-size:26px;margin-bottom:13px}
        .news-aside p{color:#dcebe4;font-size:14px}
        .quote-box{border-left:3px solid #e7a394;padding-left:17px;margin-top:28px;color:#fff}
        .quote-box p{font-size:17px;margin:0 0 9px;color:#fff}
        .security-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
        .security-item{border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-md);padding:25px;background:rgba(255,255,255,.05)}
        .security-item h3{font-size:19px;margin:17px 0 7px}
        .security-item p{color:#b9c6c3;font-size:14px;margin:0}
        .security-mark{font-size:28px;color:#e7a394}
        .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
        .faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);padding:22px 24px}
        .faq-item h3{font-size:17px;margin-bottom:9px}
        .faq-item p{font-size:14px;color:var(--muted);margin:0}
        .cta{padding:58px 0}
        .cta-box{background:var(--accent);border-radius:var(--radius-lg);padding:42px 48px;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:30px}
        .cta-box h2{font-size:36px}
        .cta-box p{color:#f9dcd5;margin:12px 0 0;max-width:590px}
        .cta-box .btn-quiet{background:#fff;color:var(--accent)}
        .site-footer{background:#132029;color:#d8e2df;padding:47px 0 25px}
        .footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:38px;padding-bottom:35px}
        .footer-brand{color:#fff;font-size:20px;font-weight:800;margin-bottom:12px}
        .footer-copy{color:#9eafaa;font-size:14px;max-width:350px}
        .footer-title{color:#fff;font-weight:700;margin-bottom:14px}
        .footer-links{display:flex;flex-direction:column;gap:8px;color:#9eafaa;font-size:14px}
        .footer-links a:hover{color:#fff}
        .footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;color:#82938f;font-size:13px;display:flex;justify-content:space-between;gap:16px}
        :focus-visible{outline:3px solid rgba(201,77,53,.45);outline-offset:3px}
        @media (max-width:1024px){
            .directory-grid{grid-template-columns:1fr 1fr}
            .directory-card:first-child{grid-column:span 2}
            .feature-layout{grid-template-columns:1fr}
            .route-grid{grid-template-columns:repeat(2,1fr)}
        }
        @media (max-width:768px){
            .topbar{min-height:68px}
            .search-box{width:150px}
            .brand{font-size:17px}
            .brand-mark{width:34px;height:34px}
            .hero{padding-top:55px}
            .section{padding:56px 0}
            .section-head{display:block}
            .section-intro{margin-top:14px}
            .recommend-grid,.security-grid{grid-template-columns:1fr 1fr}
            .news-layout{grid-template-columns:1fr}
            .cta-box{display:block;padding:34px 27px}
            .cta-box .btn-quiet{margin-top:22px}
            .footer-grid{grid-template-columns:1fr 1fr}
        }
        @media (max-width:520px){
            .container{padding-left:16px;padding-right:16px}
            .header-tools .mini-link{display:none}
            .search-box{width:125px}
            h1{font-size:41px}
            .hero-copy{font-size:16px}
            .directory-grid,.feature-list,.recommend-grid,.security-grid,.faq-grid{grid-template-columns:1fr}
            .directory-card:first-child{grid-column:auto}
            .route-grid{grid-template-columns:1fr 1fr}
            .route-item{padding:17px}
            .route-item strong{font-size:25px}
            .news-list{padding:4px 17px}
            .news-row{display:block}
            .news-row small{display:block;margin-top:5px}
            .footer-grid{grid-template-columns:1fr}
            .footer-bottom{display:block}
            .footer-bottom span{display:block;margin-top:8px}
        }

/* roulang page: category1 */
:root{
      --ink:#18242f;
      --muted:#65727d;
      --paper:#f7f8f5;
      --card:#ffffff;
      --line:#dfe5e1;
      --accent:#c94d35;
      --accent-dark:#9f3525;
      --sage:#52766a;
      --sage-light:#e6efea;
      --cream:#f1eadc;
      --shadow:0 18px 45px rgba(28,45,42,.09);
      --radius-lg:28px;
      --radius-md:17px;
      --radius-sm:10px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      background:var(--paper);
      color:var(--ink);
      font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
      font-size:16px;
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,transform .2s ease,box-shadow .2s ease}
    img{max-width:100%;height:auto;display:block}
    button,input{font:inherit}
    h1,h2,h3,h4,p{overflow-wrap:anywhere}
    h1,h2,h3,h4{font-weight:800;letter-spacing:-.035em}
    .container{max-width:1160px;padding-left:22px;padding-right:22px}
    .site-header{
      position:sticky;top:0;z-index:20;background:rgba(247,248,245,.94);
      backdrop-filter:blur(16px);border-bottom:1px solid rgba(223,229,225,.9)
    }
    .topbar{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:-.04em;font-size:20px;white-space:nowrap}
    .brand-mark{
      width:38px;height:38px;border-radius:12px;background:var(--accent);color:#fff;
      display:grid;place-items:center;font-size:18px;box-shadow:0 8px 18px rgba(201,77,53,.22)
    }
    .header-tools{display:flex;align-items:center;gap:12px}
    .mini-link{font-size:14px;color:var(--muted)}
    .mini-link:hover{color:var(--accent)}
    .search-box{
      height:42px;width:205px;border:1px solid var(--line);border-radius:50px;background:#fff;
      display:flex;align-items:center;padding:0 15px;color:var(--muted)
    }
    .search-box input{border:0;outline:0;width:100%;background:transparent;color:var(--ink);font-size:14px}
    .search-box:focus-within{border-color:var(--accent);box-shadow:0 0 0 4px rgba(201,77,53,.1)}
    .channel-bar{border-top:1px solid rgba(223,229,225,.55)}
    .channel-nav{display:flex;align-items:center;gap:8px;min-height:55px;white-space:nowrap;overflow-x:auto}
    .channel-nav a{font-size:14px;color:var(--muted);padding:8px 16px;border-radius:30px}
    .channel-nav a:hover,.channel-nav a.active{background:var(--ink);color:#fff}
    .hero{
      padding:72px 0 60px;position:relative;overflow:hidden;
      background:linear-gradient(115deg,#f7f8f5 0%,#f1eadc 100%)
    }
    .hero::before{
      content:"";position:absolute;right:-170px;top:-210px;width:560px;height:560px;
      border:1px solid rgba(82,118,106,.2);border-radius:50%;
      box-shadow:0 0 0 42px rgba(82,118,106,.04),0 0 0 84px rgba(82,118,106,.035);
      pointer-events:none
    }
    .hero-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;position:relative;z-index:1}
    .eyebrow,.section-kicker{
      display:inline-flex;align-items:center;gap:8px;color:var(--accent);
      font-size:13px;font-weight:800;letter-spacing:.1em;margin-bottom:18px
    }
    .eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent)}
    .hero h1{font-size:clamp(38px,5vw,64px);line-height:1.12;margin:0;max-width:700px}
    .hero-copy{max-width:660px;font-size:18px;color:var(--muted);margin:25px 0 28px}
    .action-row{display:flex;flex-wrap:wrap;gap:12px}
    .btn-main,.btn-quiet{
      display:inline-flex;justify-content:center;align-items:center;min-height:48px;
      padding:0 21px;border-radius:12px;font-weight:700;border:1px solid transparent
    }
    .btn-main{background:var(--accent);color:#fff;box-shadow:0 10px 22px rgba(201,77,53,.2)}
    .btn-main:hover{background:var(--accent-dark);color:#fff;transform:translateY(-2px)}
    .btn-quiet{background:var(--sage-light);color:var(--sage)}
    .btn-quiet:hover{background:#d5e5dd;color:var(--ink);transform:translateY(-2px)}
    .btn-main:focus-visible,.btn-quiet:focus-visible,.channel-nav a:focus-visible,
    .footer-links a:focus-visible,.mini-link:focus-visible{outline:3px solid rgba(201,77,53,.35);outline-offset:3px}
    .invite-panel{
      background:var(--ink);color:#fff;border-radius:var(--radius-lg);padding:30px;
      box-shadow:var(--shadow);position:relative;overflow:hidden
    }
    .invite-panel::after{
      content:"";position:absolute;width:180px;height:180px;border:1px solid rgba(255,255,255,.14);
      border-radius:50%;right:-56px;bottom:-72px;box-shadow:0 0 0 24px rgba(255,255,255,.035)
    }
    .panel-top{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:28px}
    .status-badge{font-size:12px;color:#f6c3b8;background:rgba(201,77,53,.2);border-radius:30px;padding:5px 11px}
    .panel-label{font-size:13px;color:#b7c4c0}
    .invite-panel h2{font-size:28px;line-height:1.3;margin:0 0 12px;max-width:360px}
    .invite-panel p{color:#c3cfca;font-size:14px;margin:0 0 25px}
    .progress-meta{display:flex;justify-content:space-between;color:#dce8e3;font-size:13px;margin-bottom:9px}
    .progress{height:9px;background:#34434a;border-radius:20px;overflow:hidden;margin-bottom:25px}
    .progress-bar{height:100%;width:68%;background:var(--accent);border-radius:20px}
    .section{padding:76px 0}
    .section-soft{background:#edf2ee}
    .section-dark{background:var(--ink);color:#fff}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:26px;margin-bottom:31px}
    .section-kicker{margin-bottom:10px}
    .section-head h2{font-size:clamp(28px,3vw,42px);margin:0}
    .section-intro{max-width:530px;color:var(--muted);margin:0}
    .feature-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:42px;align-items:start}
    .feature-note{padding:29px;background:var(--cream);border-radius:var(--radius-lg)}
    .feature-note h3{font-size:29px;margin-bottom:14px}
    .feature-note p{color:var(--muted);margin:0}
    .feature-list{display:grid;grid-template-columns:1fr 1fr;gap:15px}
    .feature-item{padding:22px 20px;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;transition:transform .2s,box-shadow .2s}
    .feature-item:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .feature-icon{width:34px;height:34px;border-radius:10px;background:var(--sage-light);color:var(--sage);display:grid;place-items:center;font-weight:800;margin-bottom:15px}
    .feature-item h3{font-size:18px;margin-bottom:6px}
    .feature-item p{color:var(--muted);font-size:14px;margin:0}
    .route-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .route-item{padding:22px;border-top:3px solid var(--accent);background:#fff;border-radius:0 0 var(--radius-md) var(--radius-md);box-shadow:0 7px 20px rgba(28,45,42,.05)}
    .route-item strong{display:block;font-size:31px;color:var(--accent);margin-bottom:8px}
    .route-item h3{font-size:18px;margin-bottom:7px}
    .route-item p{color:var(--muted);font-size:14px;margin:0}
    .reading-board{display:grid;grid-template-columns:1fr 1.25fr;gap:18px}
    .board-side{padding:29px;background:var(--sage);border-radius:var(--radius-lg);color:#fff}
    .board-side h2{font-size:30px;margin:0 0 15px}
    .board-side p{color:#dcebe4;margin-bottom:24px}
    .board-list{list-style:none;padding:0;margin:0}
    .board-list li{display:flex;gap:12px;padding:13px 0;border-top:1px solid rgba(255,255,255,.18);font-size:14px}
    .board-list b{color:#f5c2b6}
    .reading-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:29px}
    .reading-card h3{font-size:24px;margin-bottom:19px}
    .reading-row{display:flex;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line);padding:15px 0}
    .reading-row:last-child{border-bottom:0}
    .reading-row span{color:var(--muted);font-size:14px}
    .reading-row strong{font-size:15px;text-align:right}
    .tag{display:inline-block;background:var(--cream);color:#876d42;border-radius:20px;padding:3px 10px;font-size:12px;margin-bottom:17px}
    .scenario-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:16px}
    .scenario-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);padding:25px;min-height:190px}
    .scenario-card:first-child{background:var(--cream)}
    .scenario-card h3{font-size:21px;margin:22px 0 8px}
    .scenario-card p{font-size:14px;color:var(--muted);margin:0}
    .faq-wrap{max-width:850px;margin:0 auto}
    .accordion-item{background:#fff;border:1px solid var(--line)!important;border-radius:var(--radius-sm)!important;margin-bottom:10px;overflow:hidden}
    .accordion-button{font-weight:700;color:var(--ink);background:#fff;box-shadow:none!important;padding:20px 22px}
    .accordion-button:not(.collapsed){color:var(--accent);background:#fff5f2}
    .accordion-button::after{filter:sepia(1) saturate(5)}
    .accordion-body{color:var(--muted);font-size:14px;padding:0 22px 21px}
    .cta-box{display:flex;justify-content:space-between;align-items:center;gap:30px;background:var(--cream);border-radius:var(--radius-lg);padding:38px 42px}
    .cta-box h2{font-size:31px;margin:0 0 8px}
    .cta-box p{color:var(--muted);margin:0}
    .site-footer{background:#132029;color:#fff;padding:50px 0 25px}
    .footer-grid{display:grid;grid-template-columns:1.5fr .7fr .8fr;gap:45px}
    .footer-brand{font-size:22px;font-weight:800;margin-bottom:12px}
    .footer-copy{color:#aab9b4;max-width:390px;font-size:14px;margin:0}
    .footer-title{font-weight:700;margin-bottom:14px}
    .footer-links{display:grid;gap:8px}
    .footer-links a{font-size:14px;color:#aab9b4}
    .footer-links a:hover{color:#fff;padding-left:4px}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.12);margin-top:38px;padding-top:20px;color:#8d9e99;font-size:12px}
    @media (max-width:1024px){
      .hero-layout{grid-template-columns:1fr .85fr;gap:25px}
      .route-grid{grid-template-columns:repeat(2,1fr)}
      .scenario-grid{grid-template-columns:1fr 1fr}
      .scenario-card:first-child{grid-column:span 2}
    }
    @media (max-width:768px){
      .topbar{min-height:68px;align-items:flex-start;padding-top:14px;padding-bottom:12px}
      .brand{font-size:17px;white-space:normal;line-height:1.25}
      .brand-mark{flex:0 0 35px;width:35px;height:35px}
      .header-tools{gap:0}
      .mini-link{display:none}
      .search-box{width:145px;height:38px}
      .channel-nav{min-height:49px}
      .channel-nav a{padding:7px 13px}
      .hero{padding:55px 0 45px}
      .hero-layout,.feature-layout,.reading-board{grid-template-columns:1fr}
      .hero h1{font-size:42px}
      .section{padding:57px 0}
      .section-head{display:block}
      .section-intro{margin-top:13px}
      .feature-list{grid-template-columns:1fr 1fr}
      .cta-box{display:block;padding:30px}
      .cta-box .action-row{margin-top:22px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
      .footer-grid>div:first-child{grid-column:span 2}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:6px}
    }
    @media (max-width:520px){
      .container{padding-left:17px;padding-right:17px}
      .header-tools{display:none}
      .hero h1{font-size:35px}
      .hero-copy{font-size:16px}
      .invite-panel{padding:23px}
      .feature-list,.route-grid,.scenario-grid{grid-template-columns:1fr}
      .scenario-card:first-child{grid-column:auto}
      .feature-note h3{font-size:25px}
      .reading-card,.board-side{padding:23px}
      .cta-box h2{font-size:26px}
      .footer-grid{grid-template-columns:1fr}
      .footer-grid>div:first-child{grid-column:auto}
    }