/* roulang page: index */
:root{
      --bg:#07111f;--bg-soft:#0c1b30;--panel:rgba(14,34,58,.72);--panel-strong:#102947;
      --line:rgba(147,196,255,.18);--text:#f2f7ff;--muted:#9fb4ce;--blue:#5baeff;
      --blue-deep:#1769b4;--cyan:#72e0e1;--yellow:#f7c866;--radius:22px;
      --shadow:0 20px 60px rgba(0,0,0,.3);--container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--bg);color:var(--text);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;line-height:1.75;overflow-x:hidden}
    a{color:var(--text);text-decoration:none;transition:.25s ease}
    a:hover{color:var(--cyan)}
    img{display:block;max-width:100%;height:auto}
    button,.button{font:inherit}
    :focus-visible{outline:3px solid var(--yellow);outline-offset:3px}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(5,15,29,.84);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
    .nav-wrap{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:12px;font-size:20px;font-weight:800;letter-spacing:.03em;white-space:nowrap}
    .brand-mark{width:34px;height:34px;border-radius:12px;background:linear-gradient(145deg,var(--cyan),var(--blue-deep));box-shadow:0 0 24px rgba(91,174,255,.45);position:relative}
    .brand-mark:after{content:"";position:absolute;width:10px;height:10px;border-radius:50%;background:var(--yellow);right:6px;top:6px}
    .nav-links{display:flex;align-items:center;gap:8px;margin:0}
    .nav-links a{padding:10px 15px;border-radius:12px;color:var(--muted);font-size:14px}
    .nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(91,174,255,.12)}
    .nav-action{border:1px solid rgba(114,224,225,.35)!important;color:var(--cyan)!important}
    .menu-toggle{display:none;background:none;border:1px solid var(--line);border-radius:10px;color:#fff;padding:8px 12px;cursor:pointer}
    .hero{min-height:690px;padding:90px 0 82px;position:relative;background:linear-gradient(90deg,rgba(4,14,28,.97) 13%,rgba(5,17,34,.82) 51%,rgba(5,17,34,.45)),url('/assets/images/02510a5d752028f7.jpg') center/cover}
    .hero:after{content:"";position:absolute;inset:auto 0 0;height:180px;background:linear-gradient(transparent,var(--bg));pointer-events:none}
    .hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center;position:relative;z-index:1}
    .eyebrow,.section-kicker{color:var(--cyan);font-size:13px;font-weight:700;letter-spacing:.16em;text-transform:uppercase}
    h1{font-size:clamp(38px,5vw,68px);line-height:1.16;letter-spacing:-.04em;margin:18px 0 22px;max-width:690px}
    .hero-copy{font-size:18px;color:#c5d5e8;max-width:650px}
    .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}
    .button{display:inline-flex;align-items:center;justify-content:center;border-radius:12px;padding:13px 22px;min-height:48px;border:1px solid transparent;font-weight:700;cursor:pointer}
    .button.primary{background:linear-gradient(135deg,#3e9cf5,#2168c6);box-shadow:0 0 28px rgba(52,144,240,.35);color:#fff}
    .button.primary:hover{transform:translateY(-2px);box-shadow:0 0 38px rgba(52,174,255,.6);color:#fff}
    .button.secondary{background:rgba(255,255,255,.04);border-color:var(--line);color:#d9e8f8}
    .button.secondary:hover{background:rgba(91,174,255,.12);border-color:var(--blue)}
    .hero-stack{position:relative;min-height:430px}
    .visual-card{position:absolute;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:var(--panel);backdrop-filter:blur(14px)}
    .visual-card img{width:100%;height:100%;object-fit:cover;opacity:.78}
    .visual-card.main-card{width:72%;height:340px;right:8%;top:36px;transform:rotate(2deg)}
    .visual-card.side-one{width:42%;height:170px;left:0;top:0;transform:rotate(-7deg)}
    .visual-card.side-two{width:43%;height:180px;right:0;bottom:0;transform:rotate(-5deg)}
    .card-overlay{position:absolute;inset:0;padding:22px;background:linear-gradient(145deg,rgba(8,27,51,.1),rgba(5,15,29,.88));display:flex;flex-direction:column;justify-content:flex-end}
    .card-overlay strong{font-size:20px}.card-overlay span{font-size:13px;color:#b6c9de}
    section{padding:92px 0;border-bottom:1px solid rgba(147,196,255,.08)}
    .section-heading{max-width:720px;margin-bottom:38px}
    .section-heading h2{font-size:clamp(28px,3vw,42px);line-height:1.25;margin:10px 0 14px;letter-spacing:-.025em}
    .section-heading p{color:var(--muted);margin:0;font-size:16px}
    .glass{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);backdrop-filter:blur(16px)}
    .entry-strip{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:25px 30px;background:linear-gradient(100deg,rgba(31,104,181,.3),rgba(17,51,82,.45));border-color:rgba(114,224,225,.27)}
    .entry-strip h3{margin:0 0 4px;font-size:22px}.entry-strip p{margin:0;color:var(--muted)}
    .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .feature-card{padding:27px;min-height:210px;transition:.28s ease}
    .feature-card:hover,.info-card:hover,.quote-card:hover{transform:translateY(-5px);border-color:rgba(114,224,225,.45)}
    .feature-icon{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:rgba(91,174,255,.14);color:var(--cyan);font-weight:800;margin-bottom:20px}
    h3{line-height:1.35}.feature-card h3{margin:0 0 10px;font-size:20px}.feature-card p,.info-card p{color:var(--muted);font-size:14px;margin:0}
    .scenario-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:22px}
    .scenario-main{min-height:360px;padding:34px;background:linear-gradient(135deg,rgba(10,35,63,.82),rgba(13,28,48,.8)),url('/assets/images/b1f81d1abaf1632f.jpg') center/cover}
    .scenario-main h3{font-size:28px;max-width:400px;margin:0 0 18px}.scenario-main p{color:#c0d2e5;max-width:490px}
    .tag-list{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}.tag{padding:8px 13px;border:1px solid var(--line);border-radius:30px;color:#c8daed;font-size:13px;background:rgba(4,15,29,.45)}
    .scenario-side{display:grid;gap:16px}.info-card{padding:24px;transition:.28s ease}.info-card h3{margin:0 0 8px;font-size:19px}
    .demo-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px;align-items:stretch}
    .demo-image{min-height:340px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);position:relative;background:url('/assets/images/047c646ddd62ab23.jpg') center/cover}
    .demo-image:after{content:"画面展示位";position:absolute;left:22px;bottom:20px;padding:8px 13px;border-radius:8px;background:rgba(3,13,26,.72);color:#cce4f6;font-size:13px}
    .step-list{display:grid;gap:14px}.step{display:grid;grid-template-columns:48px 1fr;gap:16px;padding:18px 20px}.step-num{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--blue-deep);color:#fff;font-weight:800}.step h3{margin:0 0 5px;font-size:18px}.step p{margin:0;color:var(--muted);font-size:14px}
    .result-band{background:linear-gradient(110deg,#0c2745,#071a30)}
    .result-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.metric{padding:24px;text-align:left;border-top:2px solid var(--blue)}.metric b{display:block;font-size:29px;color:var(--cyan);margin-bottom:5px}.metric span{font-size:13px;color:var(--muted)}
    .problem-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.problem{padding:25px 28px;display:flex;gap:18px;align-items:flex-start}.problem-mark{color:var(--yellow);font-size:24px}.problem h3{margin:0 0 6px;font-size:19px}.problem p{margin:0;color:var(--muted);font-size:14px}
    .path{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}.path:before{content:"";position:absolute;top:22px;left:7%;right:7%;height:1px;background:rgba(91,174,255,.35)}.path-item{position:relative;padding:0 16px;text-align:center}.path-dot{width:44px;height:44px;margin:0 auto 18px;display:grid;place-items:center;border-radius:50%;background:var(--bg-soft);border:1px solid var(--cyan);color:var(--cyan);position:relative;z-index:1}.path-item h3{font-size:17px;margin:0 0 7px}.path-item p{font-size:13px;color:var(--muted);margin:0}
    .updates{display:grid;grid-template-columns:1.2fr .8fr;gap:20px}.update-list{padding:12px 26px}.update-item{display:flex;gap:20px;padding:21px 0;border-bottom:1px solid var(--line)}.update-item:last-child{border-bottom:0}.update-label{color:var(--yellow);font-size:13px;min-width:70px}.update-item h3{margin:0 0 5px;font-size:18px}.update-item p{margin:0;color:var(--muted);font-size:14px}
    .faq-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.faq{padding:23px 25px}.faq h3{margin:0 0 9px;font-size:18px}.faq p{color:var(--muted);font-size:14px;margin:0}
    .final-cta{padding:80px 0;background:linear-gradient(110deg,rgba(20,84,145,.45),rgba(7,21,39,.8)),url('/assets/images/502965e0b84fc4c5.jpg') center/cover}.cta-box{text-align:center;max-width:760px;margin:auto}.cta-box h2{font-size:clamp(30px,4vw,48px);margin:10px 0 15px}.cta-box p{color:#c3d5e8;margin:0 auto 28px;max-width:620px}
    footer{padding:44px 0 24px;background:#050d18}.footer-top{display:flex;justify-content:space-between;gap:30px;padding-bottom:34px;border-bottom:1px solid var(--line)}.footer-note{color:var(--muted);font-size:14px;max-width:390px;margin-top:12px}.footer-links{display:flex;gap:25px;align-items:flex-start}.footer-links a{font-size:14px;color:var(--muted)}.footer-links a:hover{color:#fff}.copyright{padding-top:20px;color:#70869f;font-size:12px}
    @media(max-width:900px){.hero-grid,.scenario-grid,.demo-grid,.updates{grid-template-columns:1fr}.hero{padding-top:65px}.hero-stack{max-width:650px;margin:0 auto;width:100%}.feature-grid{grid-template-columns:repeat(2,1fr)}.result-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:640px){.container{width:min(100% - 28px,var(--container))}.nav-wrap{min-height:68px}.menu-toggle{display:block}.nav-links{display:none;position:absolute;left:14px;right:14px;top:70px;padding:12px;background:rgba(7,17,31,.98);border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:13px 15px}.brand{font-size:16px}.hero{min-height:auto;padding:62px 0 60px}.hero-copy{font-size:16px}.hero-stack{min-height:330px;margin-top:25px}.visual-card.main-card{height:260px;width:74%}.visual-card.side-one,.visual-card.side-two{height:130px}.feature-grid,.problem-grid,.faq-list{grid-template-columns:1fr}.feature-card{min-height:0}.entry-strip{display:block;padding:24px}.entry-strip .button{margin-top:18px}.result-grid{grid-template-columns:1fr 1fr}.metric{padding:18px}.metric b{font-size:24px}.path{grid-template-columns:1fr 1fr;gap:30px 0}.path:before{display:none}.footer-top{display:block}.footer-links{margin-top:22px;flex-wrap:wrap;gap:16px}.section-heading{margin-bottom:28px}section{padding:68px 0}}

/* roulang page: category1 */
:root{
      --bg:#07111f;
      --bg-soft:#0c1b30;
      --panel:rgba(14,34,58,.72);
      --panel-strong:#102947;
      --line:rgba(147,196,255,.18);
      --text:#f2f7ff;
      --muted:#9fb4ce;
      --blue:#5baeff;
      --blue-deep:#1769b4;
      --cyan:#72e0e1;
      --yellow:#f7c866;
      --radius:22px;
      --shadow:0 20px 60px rgba(0,0,0,.3);
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      background:
        radial-gradient(circle at 86% 12%,rgba(36,113,187,.13),transparent 28%),
        var(--bg);
      color:var(--text);
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:var(--text);text-decoration:none;transition:.25s ease}
    a:hover{color:var(--cyan)}
    img{display:block;max-width:100%;height:auto}
    button,.button{font:inherit}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .glass{
      background:var(--panel);
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
      backdrop-filter:blur(15px);
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:20;
      background:rgba(5,15,29,.86);
      backdrop-filter:blur(18px);
      border-bottom:1px solid var(--line);
    }
    .nav-wrap{
      min-height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-size:20px;
      font-weight:800;
      letter-spacing:.03em;
      white-space:nowrap;
    }
    .brand-mark{
      width:34px;
      height:34px;
      border-radius:12px;
      background:linear-gradient(145deg,var(--cyan),var(--blue-deep));
      box-shadow:0 0 24px rgba(91,174,255,.45);
      position:relative;
      flex:none;
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      width:10px;
      height:10px;
      border-radius:50%;
      background:var(--yellow);
      right:6px;
      top:6px;
    }
    .nav-links{display:flex;align-items:center;gap:8px;margin:0}
    .nav-links a{
      padding:10px 15px;
      border-radius:12px;
      color:var(--muted);
      font-size:14px;
    }
    .nav-links a:hover,.nav-links a.active{
      color:#fff;
      background:rgba(91,174,255,.12);
    }
    .menu-toggle{
      display:none;
      background:none;
      border:1px solid var(--line);
      border-radius:10px;
      color:#fff;
      padding:8px 12px;
      cursor:pointer;
    }
    .menu-toggle:focus,.button:focus,a:focus{
      outline:3px solid rgba(114,224,225,.42);
      outline-offset:3px;
    }
    .page-hero{
      position:relative;
      padding:74px 0 70px;
      background:
        linear-gradient(90deg,rgba(4,14,28,.96),rgba(5,17,34,.74)),
        url('/assets/images/047c646ddd62ab23.jpg') center/cover;
      border-bottom:1px solid var(--line);
    }
    .page-hero:after{
      content:"";
      position:absolute;
      inset:auto 0 0;
      height:120px;
      background:linear-gradient(transparent,var(--bg));
      pointer-events:none;
    }
    .breadcrumb{
      position:relative;
      z-index:1;
      color:var(--muted);
      font-size:13px;
      margin-bottom:28px;
    }
    .breadcrumb a{color:var(--cyan)}
    .hero-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:54px;
      align-items:end;
    }
    .eyebrow,.section-kicker{
      color:var(--cyan);
      font-size:13px;
      font-weight:700;
      letter-spacing:.14em;
    }
    h1,h2,h3{color:var(--text);line-height:1.25}
    h1{
      font-size:clamp(35px,5vw,64px);
      letter-spacing:-.04em;
      margin:12px 0 20px;
    }
    .hero-copy{
      max-width:690px;
      color:#c5d5e8;
      font-size:17px;
      margin:0;
    }
    .hero-panel{
      min-height:250px;
      padding:26px;
      position:relative;
      overflow:hidden;
    }
    .hero-panel:before{
      content:"";
      position:absolute;
      width:180px;
      height:180px;
      right:-40px;
      top:-60px;
      border-radius:50%;
      background:rgba(114,224,225,.13);
      filter:blur(4px);
    }
    .panel-label{color:var(--yellow);font-size:13px;font-weight:700}
    .hero-panel h2{font-size:25px;margin:12px 0 10px;position:relative}
    .hero-panel p{color:var(--muted);font-size:14px;margin:0;position:relative}
    .mini-status{
      display:flex;
      gap:9px;
      flex-wrap:wrap;
      margin-top:22px;
      position:relative;
    }
    .tag{
      padding:7px 12px;
      border:1px solid var(--line);
      border-radius:30px;
      color:#c8daed;
      font-size:13px;
      background:rgba(4,15,29,.45);
    }
    section{padding:84px 0;border-bottom:1px solid rgba(147,196,255,.08)}
    section:nth-of-type(even){background:rgba(10,26,45,.28)}
    .section-heading{max-width:720px;margin-bottom:34px}
    .section-heading h2{
      font-size:clamp(28px,3vw,42px);
      margin:10px 0 13px;
      letter-spacing:-.025em;
    }
    .section-heading p{color:var(--muted);margin:0;font-size:16px}
    .intro-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:22px;
      align-items:stretch;
    }
    .intro-main{padding:32px}
    .intro-main h3{font-size:25px;margin:0 0 14px}
    .intro-main p{color:#c2d2e5;margin:0}
    .fact-list{display:grid;gap:12px}
    .fact-item{
      display:flex;
      gap:15px;
      align-items:flex-start;
      padding:20px;
    }
    .fact-mark{
      width:32px;
      height:32px;
      flex:none;
      display:grid;
      place-items:center;
      color:var(--cyan);
      border-radius:10px;
      background:rgba(91,174,255,.14);
      font-weight:800;
    }
    .fact-item strong{display:block;margin-bottom:3px}
    .fact-item span{color:var(--muted);font-size:13px}
    .content-layout{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:24px;
      align-items:start;
    }
    .article-list{padding:10px 28px}
    .article-item{
      display:grid;
      grid-template-columns:58px 1fr auto;
      gap:18px;
      align-items:center;
      padding:23px 0;
      border-bottom:1px solid var(--line);
    }
    .article-item:last-child{border-bottom:0}
    .article-index{
      width:46px;
      height:46px;
      display:grid;
      place-items:center;
      border-radius:14px;
      color:var(--cyan);
      background:rgba(91,174,255,.13);
      font-weight:800;
      font-size:18px;
    }
    .article-item h3{font-size:18px;margin:0 0 5px}
    .article-item p{margin:0;color:var(--muted);font-size:14px}
    .article-arrow{color:var(--cyan);font-size:20px}
    .side-note{padding:28px;position:sticky;top:102px}
    .side-note h3{font-size:21px;margin:0 0 12px}
    .side-note p{color:var(--muted);font-size:14px;margin:0 0 22px}
    .button{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:46px;
      padding:12px 21px;
      border-radius:12px;
      border:1px solid transparent;
      font-weight:700;
      cursor:pointer;
    }
    .button.primary{
      color:#fff;
      background:linear-gradient(135deg,#3e9cf5,#2168c6);
      box-shadow:0 0 28px rgba(52,144,240,.35);
    }
    .button.primary:hover{
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 0 38px rgba(52,174,255,.6);
    }
    .button.secondary{
      color:#d9e8f8;
      background:rgba(255,255,255,.04);
      border-color:var(--line);
    }
    .button.secondary:hover{background:rgba(91,174,255,.12);border-color:var(--blue)}
    .feature-strip{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .feature-card{padding:26px;transition:.28s ease}
    .feature-card:hover,.notice-card:hover,.faq:hover{
      transform:translateY(-4px);
      border-color:rgba(114,224,225,.45);
    }
    .feature-icon{
      width:42px;
      height:42px;
      display:grid;
      place-items:center;
      border-radius:13px;
      color:var(--cyan);
      background:rgba(91,174,255,.14);
      font-weight:800;
      margin-bottom:18px;
    }
    .feature-card h3{font-size:19px;margin:0 0 8px}
    .feature-card p{color:var(--muted);font-size:14px;margin:0}
    .visual-section{
      min-height:330px;
      padding:0;
      display:flex;
      align-items:stretch;
      background:
        linear-gradient(90deg,rgba(4,14,28,.95),rgba(5,17,34,.56)),
        url('/assets/images/502965e0b84fc4c5.jpg') center/cover;
    }
    .visual-content{width:100%;padding:76px 0}
    .visual-content p{max-width:620px;color:#c4d6e9}
    .notice-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .notice-card{padding:25px;transition:.28s ease}
    .notice-card h3{font-size:19px;margin:0 0 8px}
    .notice-card p{font-size:14px;color:var(--muted);margin:0}
    .faq-list{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .faq{padding:23px 25px;transition:.28s ease}
    .faq h3{font-size:18px;margin:0 0 9px}
    .faq p{color:var(--muted);font-size:14px;margin:0}
    .final-cta{
      padding:80px 0;
      background:
        linear-gradient(110deg,rgba(20,84,145,.45),rgba(7,21,39,.84)),
        url('/assets/images/b87e59fbc4c8b795.jpg') center/cover;
    }
    .cta-box{text-align:center;max-width:760px;margin:auto}
    .cta-box h2{font-size:clamp(30px,4vw,48px);margin:10px 0 15px}
    .cta-box p{color:#c3d5e8;margin:0 auto 27px;max-width:620px}
    footer{padding:42px 0 25px;background:#050d19}
    .footer-top{display:flex;justify-content:space-between;gap:30px;align-items:flex-start}
    .footer-note{color:var(--muted);font-size:13px;margin:14px 0 0}
    .footer-links{display:flex;gap:22px;flex-wrap:wrap}
    .footer-links a{color:var(--muted);font-size:14px}
    .footer-links a:hover{color:var(--cyan)}
    .copyright{
      margin-top:32px;
      padding-top:20px;
      border-top:1px solid var(--line);
      color:#7189a4;
      font-size:12px;
    }
    @media (max-width:1024px){
      .hero-grid,.content-layout,.intro-grid{grid-template-columns:1fr}
      .hero-panel{max-width:650px}
      .side-note{position:static}
    }
    @media (max-width:768px){
      .container{width:min(var(--container),calc(100% - 30px))}
      .nav-wrap{min-height:68px}
      .menu-toggle{display:block}
      .nav-links{
        display:none;
        position:absolute;
        left:15px;
        right:15px;
        top:73px;
        padding:12px;
        flex-direction:column;
        align-items:stretch;
        background:rgba(5,15,29,.98);
        border:1px solid var(--line);
        border-radius:16px;
        box-shadow:var(--shadow);
      }
      .nav-links.is-open{display:flex}
      .nav-links a{padding:13px 15px}
      .page-hero{padding:55px 0}
      section{padding:65px 0}
      .feature-strip,.notice-grid,.faq-list{grid-template-columns:1fr}
      .article-item{grid-template-columns:45px 1fr}
      .article-arrow{display:none}
      .article-list{padding:8px 20px}
      .footer-top{flex-direction:column}
    }
    @media (max-width:520px){
      h1{font-size:38px}
      .hero-copy{font-size:15px}
      .hero-panel,.intro-main,.side-note{padding:22px}
      .article-item{gap:13px;padding:19px 0}
      .article-item h3{font-size:16px}
      .article-item p{font-size:13px}
      .footer-links{gap:14px}
    }