/* roulang page: index */
:root{
      --primary:#3A7DFF;
      --primary-light:#5F95FF;
      --primary-soft:#EBF2FF;
      --accent:#F5B946;
      --accent-soft:#FFF6DE;
      --bg:#F9FAFB;
      --surface:#FFFFFF;
      --text:#1F2937;
      --muted:#6B7280;
      --light-muted:#9CA3AF;
      --border:#E5E7EB;
      --dark:#1F2937;
      --footer-text:#ADB5BD;
      --radius:8px;
      --radius-lg:18px;
      --shadow:0 4px 12px rgba(0,0,0,.06);
      --shadow-hover:0 8px 20px rgba(0,0,0,.10);
      --section:108px;
      --transition:all .26s ease;
    }

    *{box-sizing:border-box;}
    html{scroll-behavior:smooth;}
    body{
      margin:0;
      font-family:"PingFang SC","Microsoft YaHei",sans-serif;
      color:var(--text);
      background:var(--bg);
      font-size:16px;
      line-height:1.7;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
    }
    a{
      color:inherit;
      text-decoration:none;
      transition:var(--transition);
    }
    a:hover{color:var(--primary);}
    img{
      max-width:100%;
      display:block;
    }
    button,
    input,
    textarea,
    select{
      font:inherit;
    }
    input:focus,
    textarea:focus,
    button:focus,
    a:focus{
      outline:3px solid rgba(58,125,255,.18);
      outline-offset:3px;
    }
    h1,h2,h3,h4,h5,h6{
      color:var(--text);
      margin:0;
      line-height:1.22;
      letter-spacing:-.02em;
    }
    h1{font-size:2.5rem;font-weight:700;}
    h2{font-size:2rem;font-weight:700;}
    h3{font-size:1.25rem;font-weight:600;}
    p{margin:0;color:var(--muted);}
    .container{
      max-width:1180px;
    }
    .section{
      padding:var(--section) 0;
      position:relative;
    }
    .section-tight{
      padding:84px 0;
    }
    .section-head{
      max-width:720px;
      margin:0 auto 48px;
      text-align:center;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      margin-bottom:16px;
      border-radius:999px;
      background:var(--primary-soft);
      color:var(--primary);
      font-size:.88rem;
      font-weight:700;
    }
    .section-head p{
      margin-top:16px;
      font-size:1.05rem;
    }
    .text-gradient{
      background:linear-gradient(135deg,var(--primary),#1E55D8);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:1030;
      background:var(--surface);
    }
    .brand-row{
      background:rgba(255,255,255,.96);
      backdrop-filter:blur(12px);
      box-shadow:0 2px 12px rgba(31,41,55,.06);
      border-bottom:1px solid rgba(229,231,235,.7);
    }
    .brand-row-inner{
      min-height:74px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .brand-logo{
      display:inline-flex;
      align-items:center;
      gap:12px;
      font-weight:800;
      font-size:1.32rem;
      color:var(--text);
      letter-spacing:-.03em;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      display:grid;
      place-items:center;
      color:#fff;
      background:linear-gradient(135deg,var(--primary),#6AA4FF);
      box-shadow:0 10px 22px rgba(58,125,255,.25);
      font-size:.95rem;
      font-weight:900;
      letter-spacing:.02em;
    }
    .brand-sub{
      display:block;
      margin-top:2px;
      color:var(--muted);
      font-size:.78rem;
      font-weight:500;
      letter-spacing:0;
    }
    .brand-actions{
      display:flex;
      align-items:center;
      gap:12px;
    }
    .mini-search{
      width:260px;
      height:42px;
      display:flex;
      align-items:center;
      gap:8px;
      padding:0 14px;
      border:1px solid var(--border);
      border-radius:999px;
      background:#fff;
      color:var(--muted);
      transition:var(--transition);
    }
    .mini-search:hover{
      border-color:rgba(58,125,255,.45);
      box-shadow:0 0 0 4px rgba(58,125,255,.08);
    }
    .mini-search input{
      width:100%;
      border:0;
      outline:0;
      background:transparent;
      color:var(--text);
      font-size:.92rem;
    }
    .mini-search input::placeholder{color:var(--light-muted);}
    .channel-row{
      background:#fff;
      border-bottom:1px solid var(--border);
    }
    .channel-inner{
      min-height:48px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }
    .channel-nav{
      display:flex;
      align-items:center;
      gap:10px;
      overflow-x:auto;
      scrollbar-width:none;
    }
    .channel-nav::-webkit-scrollbar{display:none;}
    .channel-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      min-height:48px;
      padding:0 4px;
      margin-right:22px;
      color:var(--muted);
      font-size:.96rem;
      font-weight:700;
      white-space:nowrap;
    }
    .channel-link::after{
      content:"";
      position:absolute;
      left:0;
      right:0;
      bottom:-1px;
      height:3px;
      border-radius:999px 999px 0 0;
      background:var(--primary);
      transform:scaleX(0);
      transform-origin:center;
      transition:var(--transition);
    }
    .channel-link:hover,
    .channel-link.active{
      color:var(--primary);
    }
    .channel-link:hover::after,
    .channel-link.active::after{
      transform:scaleX(1);
    }
    .mobile-toggle{
      display:none;
      width:42px;
      height:42px;
      border:1px solid var(--border);
      border-radius:var(--radius);
      background:#fff;
      color:var(--text);
      align-items:center;
      justify-content:center;
    }

    .btn-brand{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:46px;
      padding:12px 20px;
      border:1px solid transparent;
      border-radius:var(--radius);
      background:var(--primary);
      color:#fff;
      font-weight:700;
      box-shadow:0 12px 22px rgba(58,125,255,.22);
      transition:var(--transition);
      white-space:nowrap;
    }
    .btn-brand:hover{
      background:var(--primary-light);
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 15px 26px rgba(58,125,255,.28);
    }
    .btn-outline-brand{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:46px;
      padding:12px 20px;
      border:1px solid rgba(58,125,255,.28);
      border-radius:var(--radius);
      background:#fff;
      color:var(--primary);
      font-weight:700;
      transition:var(--transition);
      white-space:nowrap;
    }
    .btn-outline-brand:hover{
      background:var(--primary-soft);
      border-color:rgba(58,125,255,.55);
      color:var(--primary);
      transform:translateY(-2px);
    }
    .link-arrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--primary);
      font-weight:800;
    }
    .link-arrow i{
      transition:var(--transition);
    }
    .link-arrow:hover i{
      transform:translateX(4px);
    }

    .hero{
      min-height:80vh;
      display:flex;
      align-items:center;
      position:relative;
      overflow:hidden;
      background:
        linear-gradient(90deg,rgba(255,255,255,.88),rgba(255,255,255,.72),rgba(255,255,255,.60)),
        url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 18% 18%,rgba(58,125,255,.16),transparent 32%),
        radial-gradient(circle at 88% 22%,rgba(245,185,70,.16),transparent 28%);
      pointer-events:none;
    }
    .hero-content{
      position:relative;
      z-index:1;
      padding:88px 0;
      max-width:760px;
    }
    .hero-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 13px;
      margin-bottom:22px;
      border:1px solid rgba(58,125,255,.18);
      border-radius:999px;
      background:rgba(255,255,255,.78);
      color:var(--primary);
      font-weight:800;
      box-shadow:0 10px 28px rgba(31,41,55,.06);
    }
    .hero h1{
      max-width:720px;
      margin-bottom:22px;
    }
    .hero-subtitle{
      max-width:660px;
      margin-bottom:30px;
      color:#4B5563;
      font-size:1.12rem;
      line-height:1.8;
    }
    .hero-actions{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:14px;
      margin-bottom:34px;
    }
    .hero-proof{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
    }
    .proof-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.78);
      border:1px solid rgba(229,231,235,.9);
      color:var(--text);
      font-weight:700;
      font-size:.92rem;
      box-shadow:0 8px 18px rgba(31,41,55,.05);
    }
    .proof-pill i{color:var(--accent);}

    .intro-panel{
      margin-top:-54px;
      position:relative;
      z-index:2;
    }
    .intro-card{
      background:#fff;
      border:1px solid rgba(229,231,235,.86);
      border-radius:var(--radius-lg);
      box-shadow:0 20px 50px rgba(31,41,55,.10);
      padding:28px;
    }
    .intro-item{
      display:flex;
      gap:15px;
      height:100%;
      padding:6px 4px;
    }
    .intro-icon{
      flex:0 0 44px;
      width:44px;
      height:44px;
      border-radius:14px;
      display:grid;
      place-items:center;
      color:var(--primary);
      background:var(--primary-soft);
      font-size:1.05rem;
    }
    .intro-item h3{
      margin-bottom:6px;
      font-size:1.05rem;
    }
    .intro-item p{
      font-size:.94rem;
      line-height:1.65;
    }

    .service-wrap{
      display:grid;
      gap:28px;
    }
    .service-card{
      display:grid;
      grid-template-columns:44% 1fr;
      gap:0;
      overflow:hidden;
      min-height:310px;
      background:#fff;
      border:1px solid rgba(229,231,235,.88);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow);
      transition:var(--transition);
    }
    .service-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-hover);
    }
    .service-card:nth-child(even){
      grid-template-columns:1fr 44%;
    }
    .service-card:nth-child(even) .service-media{
      order:2;
    }
    .service-media{
      position:relative;
      min-height:280px;
      overflow:hidden;
    }
    .service-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .5s ease;
    }
    .service-card:hover .service-media img{
      transform:scale(1.05);
    }
    .service-media::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(58,125,255,.05),rgba(31,41,55,.20));
    }
    .service-content{
      padding:38px;
      display:flex;
      flex-direction:column;
      justify-content:center;
    }
    .service-label{
      width:max-content;
      display:inline-flex;
      align-items:center;
      gap:7px;
      margin-bottom:16px;
      padding:6px 11px;
      border-radius:999px;
      background:var(--accent-soft);
      color:#9A6600;
      font-size:.84rem;
      font-weight:800;
    }
    .service-content h3{
      margin-bottom:14px;
      font-size:1.48rem;
    }
    .service-content p{
      margin-bottom:20px;
    }
    .check-list{
      display:grid;
      gap:10px;
      padding:0;
      margin:0 0 24px;
      list-style:none;
    }
    .check-list li{
      display:flex;
      gap:10px;
      color:#4B5563;
      font-size:.96rem;
    }
    .check-list i{
      margin-top:5px;
      color:var(--primary);
    }

    .advantage{
      background:
        linear-gradient(180deg,rgba(235,242,255,.78),rgba(249,250,251,1));
    }
    .metric-card{
      height:100%;
      padding:28px;
      background:#fff;
      border:1px solid rgba(229,231,235,.9);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow);
      transition:var(--transition);
    }
    .metric-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-hover);
    }
    .metric-number{
      display:flex;
      align-items:flex-end;
      gap:4px;
      margin-bottom:12px;
      color:var(--primary);
      font-size:2.35rem;
      font-weight:900;
      line-height:1;
      letter-spacing:-.04em;
    }
    .metric-number span{
      padding-bottom:4px;
      color:var(--accent);
      font-size:1.05rem;
      letter-spacing:0;
    }
    .metric-card h3{
      margin-bottom:10px;
    }
    .metric-card p{
      font-size:.96rem;
    }

    .process-board{
      padding:34px;
      border-radius:var(--radius-lg);
      background:var(--dark);
      color:#fff;
      box-shadow:0 24px 60px rgba(31,41,55,.18);
      overflow:hidden;
      position:relative;
    }
    .process-board::before{
      content:"";
      position:absolute;
      width:260px;
      height:260px;
      right:-80px;
      top:-90px;
      border-radius:50%;
      background:rgba(58,125,255,.28);
      filter:blur(2px);
    }
    .process-board h2,
    .process-board h3{color:#fff;}
    .process-board p{color:#D1D5DB;}
    .process-step{
      position:relative;
      padding:22px 0 22px 74px;
      border-bottom:1px solid rgba(255,255,255,.12);
    }
    .process-step:last-child{border-bottom:0;}
    .step-num{
      position:absolute;
      left:0;
      top:22px;
      width:48px;
      height:48px;
      border-radius:16px;
      display:grid;
      place-items:center;
      background:rgba(255,255,255,.10);
      color:var(--accent);
      font-weight:900;
      border:1px solid rgba(255,255,255,.14);
    }
    .solution-card{
      padding:30px;
      height:100%;
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid rgba(229,231,235,.9);
      box-shadow:var(--shadow);
      transition:var(--transition);
    }
    .solution-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-hover);
    }
    .solution-card.featured{
      border-color:rgba(58,125,255,.32);
      background:linear-gradient(180deg,#fff,var(--primary-soft));
    }
    .solution-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:18px;
      margin-bottom:18px;
    }
    .solution-icon{
      width:52px;
      height:52px;
      border-radius:16px;
      display:grid;
      place-items:center;
      color:#fff;
      background:linear-gradient(135deg,var(--primary),#77A9FF);
      box-shadow:0 12px 24px rgba(58,125,255,.22);
    }
    .badge-soft{
      display:inline-flex;
      align-items:center;
      padding:6px 10px;
      border-radius:999px;
      background:var(--accent-soft);
      color:#9A6600;
      font-size:.8rem;
      font-weight:900;
    }

    .case-card{
      height:100%;
      overflow:hidden;
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid rgba(229,231,235,.88);
      box-shadow:var(--shadow);
      transition:var(--transition);
    }
    .case-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-hover);
    }
    .case-img{
      height:210px;
      overflow:hidden;
      position:relative;
    }
    .case-img img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .5s ease;
    }
    .case-card:hover .case-img img{
      transform:scale(1.05);
    }
    .case-img::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,transparent,rgba(31,41,55,.26));
    }
    .case-body{
      padding:26px;
    }
    .case-body h3{
      margin-bottom:10px;
    }
    .quote{
      margin:18px 0 0;
      padding:16px;
      border-left:4px solid var(--primary);
      background:var(--primary-soft);
      color:#374151;
      border-radius:0 var(--radius) var(--radius) 0;
      font-size:.95rem;
    }

    .article-card{
      height:100%;
      overflow:hidden;
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid rgba(229,231,235,.9);
      box-shadow:var(--shadow);
      transition:var(--transition);
      display:flex;
      flex-direction:column;
    }
    .article-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-hover);
    }
    .article-thumb{
      height:178px;
      overflow:hidden;
      background:var(--primary-soft);
    }
    .article-thumb img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .5s ease;
    }
    .article-card:hover .article-thumb img{
      transform:scale(1.05);
    }
    .article-body{
      padding:22px;
      display:flex;
      flex-direction:column;
      flex:1;
    }
    .article-body h4{
      margin-bottom:10px;
      font-size:1.08rem;
      font-weight:800;
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .article-body p{
      font-size:.94rem;
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .article-meta{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding-top:18px;
      margin-top:auto;
      color:var(--light-muted);
      font-size:.84rem;
    }
    .article-cat{
      display:inline-flex;
      align-items:center;
      max-width:56%;
      padding:5px 9px;
      border-radius:999px;
      background:var(--primary-soft);
      color:var(--primary);
      font-weight:800;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .empty-news{
      padding:44px 24px;
      text-align:center;
      background:#fff;
      border:1px dashed rgba(58,125,255,.35);
      border-radius:var(--radius-lg);
      color:var(--muted);
    }
    .empty-news i{
      display:block;
      margin-bottom:12px;
      color:var(--primary);
      font-size:2rem;
    }

    .faq-section{
      background:#fff;
    }
    .accordion{
      --bs-accordion-border-color: transparent;
      --bs-accordion-border-radius: 18px;
      --bs-accordion-inner-border-radius: 18px;
    }
    .accordion-item{
      margin-bottom:14px;
      border:1px solid var(--border) !important;
      border-radius:var(--radius-lg) !important;
      overflow:hidden;
      box-shadow:0 4px 12px rgba(0,0,0,.035);
    }
    .accordion-button{
      padding:22px 24px;
      color:var(--text);
      background:#fff;
      font-weight:800;
      box-shadow:none !important;
    }
    .accordion-button:not(.collapsed){
      color:var(--primary);
      background:var(--primary-soft);
    }
    .accordion-button:focus{
      box-shadow:none;
      border-color:transparent;
    }
    .accordion-button::after{
      width:28px;
      height:28px;
      border-radius:50%;
      background-image:none;
      content:"+";
      display:grid;
      place-items:center;
      line-height:25px;
      text-align:center;
      color:var(--primary);
      background-color:#fff;
      border:1px solid rgba(58,125,255,.24);
      font-weight:900;
      transform:none;
    }
    .accordion-button:not(.collapsed)::after{
      content:"−";
      transform:none;
      background-color:var(--primary);
      color:#fff;
    }
    .accordion-body{
      padding:0 24px 24px;
      color:var(--muted);
      line-height:1.75;
    }

    .cta-wrap{
      padding:44px;
      border-radius:24px;
      background:
        linear-gradient(135deg,rgba(58,125,255,.96),rgba(31,85,216,.96)),
        url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
      color:#fff;
      overflow:hidden;
      position:relative;
      box-shadow:0 24px 60px rgba(58,125,255,.28);
    }
    .cta-wrap::after{
      content:"";
      position:absolute;
      right:-80px;
      bottom:-110px;
      width:260px;
      height:260px;
      border-radius:50%;
      background:rgba(255,255,255,.12);
    }
    .cta-wrap h2{color:#fff;}
    .cta-wrap p{
      color:rgba(255,255,255,.82);
      margin-top:12px;
      max-width:620px;
    }
    .consult-form{
      position:relative;
      z-index:1;
      padding:24px;
      border-radius:18px;
      background:rgba(255,255,255,.96);
      box-shadow:0 20px 44px rgba(31,41,55,.18);
    }
    .form-label{
      color:var(--text);
      font-weight:800;
      font-size:.9rem;
    }
    .form-control,
    .form-select{
      min-height:46px;
      border:1px solid var(--border);
      border-radius:var(--radius);
      color:var(--text);
      box-shadow:none;
    }
    .form-control:focus,
    .form-select:focus{
      border-color:var(--primary);
      box-shadow:0 0 0 4px rgba(58,125,255,.13);
    }

    .site-footer{
      background:var(--dark);
      color:var(--footer-text);
      padding:72px 0 26px;
    }
    .footer-logo{
      display:inline-flex;
      align-items:center;
      gap:12px;
      margin-bottom:16px;
      color:#fff;
      font-size:1.22rem;
      font-weight:900;
    }
    .footer-logo .brand-mark{
      width:38px;
      height:38px;
      border-radius:12px;
      box-shadow:none;
    }
    .footer-text{
      max-width:380px;
      color:var(--footer-text);
      font-size:.95rem;
    }
    .footer-title{
      margin-bottom:16px;
      color:#fff;
      font-weight:900;
      font-size:1rem;
    }
    .footer-links{
      display:grid;
      gap:10px;
      padding:0;
      margin:0;
      list-style:none;
    }
    .footer-links a{
      color:var(--footer-text);
    }
    .footer-links a:hover{
      color:#fff;
      padding-left:4px;
    }
    .contact-list{
      display:grid;
      gap:11px;
      padding:0;
      margin:0;
      list-style:none;
    }
    .contact-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
    }
    .contact-list i{
      margin-top:5px;
      color:var(--accent);
    }
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:16px;
      margin-top:52px;
      padding-top:22px;
      border-top:1px solid rgba(255,255,255,.10);
      color:#9CA3AF;
      font-size:.9rem;
    }
    .footer-social{
      display:flex;
      gap:10px;
    }
    .footer-social a{
      width:36px;
      height:36px;
      display:grid;
      place-items:center;
      border-radius:50%;
      color:#D1D5DB;
      background:rgba(255,255,255,.08);
    }
    .footer-social a:hover{
      color:#fff;
      background:var(--primary);
      transform:translateY(-2px);
    }

    @media (max-width: 1024px){
      :root{--section:90px;}
      .mini-search{display:none;}
      .service-card,
      .service-card:nth-child(even){
        grid-template-columns:42% 1fr;
      }
      .service-content{padding:30px;}
      .hero-content{max-width:700px;}
    }

    @media (max-width: 768px){
      :root{--section:76px;}
      h1{font-size:2.12rem;}
      h2{font-size:1.72rem;}
      .brand-row-inner{
        min-height:68px;
      }
      .brand-actions .btn-brand{
        display:none;
      }
      .mobile-toggle{
        display:flex;
      }
      .channel-row{
        display:none;
      }
      .channel-row.show{
        display:block;
      }
      .channel-inner{
        min-height:auto;
        padding:10px 0;
      }
      .channel-nav{
        width:100%;
        flex-direction:column;
        align-items:stretch;
        gap:2px;
        overflow:visible;
      }
      .channel-link{
        min-height:42px;
        margin:0;
        padding:0 12px;
        border-radius:var(--radius);
      }
      .channel-link::after{
        left:12px;
        right:auto;
        width:28px;
        bottom:4px;
      }
      .hero{
        min-height:auto;
        background:
          linear-gradient(180deg,rgba(255,255,255,.92),rgba(255,255,255,.78)),
          url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
      }
      .hero-content{
        padding:72px 0 96px;
      }
      .hero-actions{
        align-items:stretch;
        flex-direction:column;
      }
      .hero-actions .btn-brand,
      .hero-actions .btn-outline-brand{
        width:100%;
      }
      .intro-panel{
        margin-top:-38px;
      }
      .intro-card{
        padding:20px;
      }
      .service-card,
      .service-card:nth-child(even){
        grid-template-columns:1fr;
      }
      .service-card:nth-child(even) .service-media{
        order:0;
      }
      .service-media{
        min-height:220px;
      }
      .service-content{
        padding:26px;
      }
      .process-board,
      .cta-wrap{
        padding:28px;
      }
      .consult-form{
        margin-top:24px;
      }
      .footer-bottom{
        flex-direction:column;
        align-items:flex-start;
      }
    }

    @media (max-width: 520px){
      :root{--section:64px;}
      h1{font-size:1.82rem;}
      h2{font-size:1.5rem;}
      .brand-logo{
        font-size:1.1rem;
        gap:9px;
      }
      .brand-mark{
        width:38px;
        height:38px;
        border-radius:12px;
      }
      .brand-sub{
        display:none;
      }
      .hero-badge{
        font-size:.84rem;
      }
      .proof-pill{
        width:100%;
        border-radius:var(--radius);
      }
      .section-head{
        margin-bottom:34px;
      }
      .intro-item{
        padding:4px 0;
      }
      .metric-number{
        font-size:2rem;
      }
      .article-thumb{
        height:160px;
      }
      .accordion-button{
        padding:18px;
      }
      .accordion-body{
        padding:0 18px 18px;
      }
      .cta-wrap{
        padding:24px;
        border-radius:18px;
      }
    }

/* roulang page: article */
:root {
      --primary: #3A7DFF;
      --primary-hover: #5F95FF;
      --primary-soft: #EBF2FF;
      --accent: #F5B946;
      --accent-soft: #FFF6DC;
      --bg: #F9FAFB;
      --surface: #FFFFFF;
      --text: #1F2937;
      --muted: #6B7280;
      --light-muted: #ADB5BD;
      --border: #E5E7EB;
      --border-strong: #D1D5DB;
      --footer: #1F2937;
      --radius: 8px;
      --radius-lg: 18px;
      --shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
      --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.1);
      --shadow-blue: 0 16px 38px rgba(58, 125, 255, 0.18);
      --font: "PingFang SC", "Microsoft YaHei", sans-serif;
      --section-space: 100px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: var(--font);
      color: var(--text);
      background: var(--bg);
      font-size: 16px;
      line-height: 1.7;
      text-rendering: optimizeLegibility;
      -webkit-font-smoothing: antialiased;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .2s ease, background-color .2s ease, border-color .2s ease, transform .2s ease;
    }

    a:hover {
      color: var(--primary);
    }

    img {
      max-width: 100%;
      height: auto;
      display: block;
    }

    button,
    input,
    textarea,
    select {
      font: inherit;
    }

    button:focus-visible,
    a:focus-visible,
    input:focus-visible,
    textarea:focus-visible {
      outline: 3px solid rgba(58, 125, 255, .25);
      outline-offset: 3px;
      border-radius: var(--radius);
    }

    .container {
      max-width: 1180px;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 1030;
      background: var(--surface);
      box-shadow: 0 2px 14px rgba(31, 41, 55, .06);
    }

    .brand-row {
      background: rgba(255, 255, 255, .96);
      border-bottom: 1px solid rgba(229, 231, 235, .72);
      backdrop-filter: blur(14px);
    }

    .brand-row-inner {
      min-height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }

    .site-logo,
    .footer-logo {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-weight: 800;
      letter-spacing: -.02em;
      color: var(--text);
    }

    .site-logo {
      font-size: 1.35rem;
    }

    .brand-mark {
      width: 44px;
      height: 44px;
      border-radius: 14px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: linear-gradient(135deg, var(--primary), #7BA8FF);
      color: #fff;
      font-weight: 900;
      box-shadow: var(--shadow-blue);
      letter-spacing: .02em;
    }

    .brand-actions {
      display: flex;
      align-items: center;
      gap: 14px;
    }

    .nav-search {
      width: 260px;
      position: relative;
    }

    .nav-search i {
      position: absolute;
      left: 14px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--muted);
      font-size: .9rem;
    }

    .nav-search input {
      width: 100%;
      height: 42px;
      border: 1px solid var(--border);
      border-radius: 999px;
      background: #F3F6FA;
      padding: 0 16px 0 40px;
      color: var(--text);
      transition: all .2s ease;
    }

    .nav-search input::placeholder {
      color: #9CA3AF;
    }

    .nav-search input:focus {
      border-color: var(--primary);
      background: #fff;
      box-shadow: 0 0 0 4px rgba(58, 125, 255, .1);
      outline: none;
    }

    .channel-row {
      background: var(--surface);
      border-bottom: 1px solid var(--border);
    }

    .channel-row-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
    }

    .channel-nav {
      display: flex;
      align-items: center;
      gap: 6px;
      overflow-x: auto;
      scrollbar-width: none;
    }

    .channel-nav::-webkit-scrollbar {
      display: none;
    }

    .channel-link {
      position: relative;
      display: inline-flex;
      align-items: center;
      min-height: 52px;
      padding: 0 18px;
      color: var(--muted);
      font-weight: 700;
      white-space: nowrap;
    }

    .channel-link::after {
      content: "";
      position: absolute;
      left: 18px;
      right: 18px;
      bottom: -1px;
      height: 3px;
      border-radius: 999px 999px 0 0;
      background: transparent;
      transform: scaleX(.35);
      transition: all .2s ease;
    }

    .channel-link:hover,
    .channel-link.active {
      color: var(--primary);
    }

    .channel-link:hover::after,
    .channel-link.active::after {
      background: var(--primary);
      transform: scaleX(1);
    }

    .btn-brand {
      --bs-btn-padding-x: 1.25rem;
      --bs-btn-padding-y: .68rem;
      --bs-btn-border-radius: 999px;
      --bs-btn-font-weight: 800;
      border: 1px solid var(--primary);
      background: var(--primary);
      color: #fff;
      box-shadow: 0 10px 22px rgba(58, 125, 255, .22);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      transition: all .2s ease;
    }

    .btn-brand:hover,
    .btn-brand:active {
      color: #fff !important;
      background: var(--primary-hover) !important;
      border-color: var(--primary-hover) !important;
      transform: translateY(-2px);
      box-shadow: 0 14px 28px rgba(58, 125, 255, .28);
    }

    .btn-outline-brand {
      --bs-btn-padding-x: 1.15rem;
      --bs-btn-padding-y: .65rem;
      --bs-btn-border-radius: 999px;
      --bs-btn-font-weight: 800;
      border: 1px solid rgba(58, 125, 255, .28);
      color: var(--primary);
      background: #fff;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      transition: all .2s ease;
    }

    .btn-outline-brand:hover,
    .btn-outline-brand:active {
      color: var(--primary) !important;
      background: var(--primary-soft) !important;
      border-color: rgba(58, 125, 255, .45) !important;
      transform: translateY(-2px);
    }

    .mobile-menu-btn {
      display: none;
      width: 44px;
      height: 44px;
      border: 1px solid var(--border);
      border-radius: 999px;
      background: #fff;
      color: var(--text);
      align-items: center;
      justify-content: center;
    }

    .article-hero {
      position: relative;
      padding: 72px 0 58px;
      background:
        linear-gradient(120deg, rgba(255,255,255,.92), rgba(235,242,255,.85)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      overflow: hidden;
      border-bottom: 1px solid rgba(229, 231, 235, .8);
    }

    .article-hero::before {
      content: "";
      position: absolute;
      width: 460px;
      height: 460px;
      right: -160px;
      top: -220px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(58, 125, 255, .18), rgba(58, 125, 255, 0) 68%);
      pointer-events: none;
    }

    .article-hero::after {
      content: "";
      position: absolute;
      width: 380px;
      height: 380px;
      left: -160px;
      bottom: -210px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(245, 185, 70, .2), rgba(245, 185, 70, 0) 68%);
      pointer-events: none;
    }

    .article-hero .container {
      position: relative;
      z-index: 1;
    }

    .breadcrumb-wrap {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 24px;
      color: var(--muted);
      font-size: .95rem;
    }

    .breadcrumb-wrap a {
      color: var(--muted);
      font-weight: 700;
    }

    .breadcrumb-wrap a:hover {
      color: var(--primary);
    }

    .breadcrumb-divider {
      color: #A7B0BE;
    }

    .article-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 13px;
      border-radius: 999px;
      background: rgba(58, 125, 255, .1);
      color: var(--primary);
      font-weight: 800;
      margin-bottom: 18px;
      border: 1px solid rgba(58, 125, 255, .14);
    }

    .article-title {
      max-width: 880px;
      margin: 0;
      font-size: clamp(2rem, 4vw, 3rem);
      line-height: 1.18;
      font-weight: 800;
      letter-spacing: -.04em;
      color: var(--text);
    }

    .article-desc {
      max-width: 760px;
      margin: 20px 0 0;
      color: var(--muted);
      font-size: 1.08rem;
      line-height: 1.8;
    }

    .article-meta {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 12px;
      margin-top: 26px;
    }

    .meta-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 12px;
      border-radius: 999px;
      background: rgba(255, 255, 255, .82);
      border: 1px solid rgba(229, 231, 235, .86);
      color: var(--muted);
      font-weight: 700;
      box-shadow: 0 6px 18px rgba(31, 41, 55, .05);
    }

    .meta-pill i {
      color: var(--primary);
    }

    .article-shell {
      padding: 72px 0 var(--section-space);
    }

    .article-layout {
      display: grid;
      grid-template-columns: minmax(0, 800px) 300px;
      gap: 42px;
      align-items: start;
    }

    .article-main-card {
      background: var(--surface);
      border: 1px solid rgba(229, 231, 235, .86);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .article-cover {
      position: relative;
      overflow: hidden;
      aspect-ratio: 16 / 7;
      background: var(--primary-soft);
    }

    .article-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform .5s ease;
    }

    .article-main-card:hover .article-cover img {
      transform: scale(1.035);
    }

    .article-cover-badge {
      position: absolute;
      left: 22px;
      bottom: 22px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 9px 14px;
      border-radius: 999px;
      background: rgba(31, 41, 55, .76);
      color: #fff;
      backdrop-filter: blur(10px);
      font-weight: 800;
    }

    .article-content {
      padding: 42px 46px 46px;
      color: var(--text);
      font-size: 1.02rem;
      line-height: 1.82;
    }

    .article-content p {
      margin: 0 0 1.5rem;
    }

    .article-content h2,
    .article-content h3,
    .article-content h4 {
      color: var(--text);
      letter-spacing: -.02em;
      line-height: 1.35;
      margin: 2.1rem 0 1rem;
      font-weight: 800;
    }

    .article-content h2 {
      font-size: 1.7rem;
      padding-top: .2rem;
    }

    .article-content h3 {
      font-size: 1.35rem;
    }

    .article-content h4 {
      font-size: 1.12rem;
    }

    .article-content ul,
    .article-content ol {
      margin: 0 0 1.5rem;
      padding-left: 1.35rem;
    }

    .article-content li {
      margin: .55rem 0;
      padding-left: .2rem;
    }

    .article-content blockquote {
      margin: 2rem 0;
      padding: 22px 24px;
      border-left: 4px solid var(--primary);
      border-radius: 0 var(--radius) var(--radius) 0;
      background: linear-gradient(90deg, var(--primary-soft), rgba(255,255,255,.8));
      color: #374151;
      font-weight: 600;
    }

    .article-content img {
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow);
      margin: 2rem auto;
      border: 1px solid var(--border);
    }

    .article-content a {
      color: var(--primary);
      font-weight: 800;
      border-bottom: 1px solid rgba(58, 125, 255, .28);
    }

    .article-content a:hover {
      color: var(--primary-hover);
      border-color: var(--primary-hover);
    }

    .article-content table {
      width: 100%;
      border-collapse: separate;
      border-spacing: 0;
      margin: 2rem 0;
      overflow: hidden;
      border: 1px solid var(--border);
      border-radius: var(--radius);
    }

    .article-content th,
    .article-content td {
      padding: 14px 16px;
      border-bottom: 1px solid var(--border);
      vertical-align: top;
    }

    .article-content th {
      background: var(--primary-soft);
      color: var(--text);
      font-weight: 800;
    }

    .article-content tr:last-child td {
      border-bottom: 0;
    }

    .article-empty {
      padding: 54px 46px;
      text-align: center;
      background: linear-gradient(180deg, #fff, #F7FAFF);
    }

    .empty-icon {
      width: 72px;
      height: 72px;
      margin: 0 auto 18px;
      border-radius: 24px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: var(--primary-soft);
      color: var(--primary);
      font-size: 1.8rem;
    }

    .article-empty h1 {
      margin: 0 0 12px;
      font-size: 2rem;
      font-weight: 800;
      color: var(--text);
    }

    .article-empty p {
      margin: 0 auto 24px;
      max-width: 520px;
      color: var(--muted);
    }

    .article-actions {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 14px;
      padding-top: 30px;
      margin-top: 20px;
      border-top: 1px solid var(--border);
    }

    .soft-cta {
      margin-top: 34px;
      padding: 28px;
      border-radius: var(--radius-lg);
      background: linear-gradient(135deg, #EEF5FF, #FFFFFF 48%, #FFF8E6);
      border: 1px solid rgba(58, 125, 255, .14);
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 22px;
      align-items: center;
    }

    .soft-cta-title {
      margin: 0 0 8px;
      font-size: 1.2rem;
      font-weight: 800;
      color: var(--text);
    }

    .soft-cta-text {
      margin: 0;
      color: var(--muted);
    }

    .article-sidebar {
      position: sticky;
      top: 150px;
      display: grid;
      gap: 18px;
    }

    .side-card {
      background: var(--surface);
      border: 1px solid rgba(229, 231, 235, .86);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow);
      padding: 24px;
      transition: all .2s ease;
    }

    .side-card:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-3px);
    }

    .side-title {
      display: flex;
      align-items: center;
      gap: 10px;
      margin: 0 0 16px;
      font-size: 1.05rem;
      font-weight: 800;
      color: var(--text);
    }

    .side-title i {
      color: var(--primary);
    }

    .toc-list,
    .check-list {
      list-style: none;
      padding: 0;
      margin: 0;
      display: grid;
      gap: 12px;
    }

    .toc-list a {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--muted);
      font-weight: 700;
      line-height: 1.45;
    }

    .toc-list a::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 999px;
      background: var(--accent);
      flex: 0 0 auto;
    }

    .toc-list a:hover {
      color: var(--primary);
      transform: translateX(2px);
    }

    .check-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: var(--muted);
      font-weight: 650;
    }

    .check-list i {
      margin-top: 5px;
      color: var(--primary);
    }

    .score-card {
      background: linear-gradient(145deg, #1F2937, #263449);
      color: #fff;
      border: 0;
      overflow: hidden;
      position: relative;
    }

    .score-card::after {
      content: "";
      position: absolute;
      width: 140px;
      height: 140px;
      right: -58px;
      bottom: -58px;
      border-radius: 50%;
      background: rgba(245, 185, 70, .25);
    }

    .score-card .side-title,
    .score-card .side-title i {
      color: #fff;
    }

    .score-number {
      font-size: 2.35rem;
      line-height: 1;
      font-weight: 900;
      letter-spacing: -.04em;
      color: var(--accent);
      margin-bottom: 8px;
    }

    .score-desc {
      position: relative;
      z-index: 1;
      margin: 0;
      color: rgba(255,255,255,.76);
      line-height: 1.65;
    }

    .related-section {
      padding: 0 0 var(--section-space);
    }

    .section-heading {
      margin-bottom: 32px;
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 20px;
    }

    .section-label {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--primary);
      background: var(--primary-soft);
      border: 1px solid rgba(58, 125, 255, .12);
      border-radius: 999px;
      padding: 7px 12px;
      font-weight: 800;
      margin-bottom: 12px;
    }

    .section-heading h2 {
      margin: 0;
      font-size: clamp(1.65rem, 3vw, 2rem);
      font-weight: 800;
      letter-spacing: -.03em;
    }

    .section-heading p {
      max-width: 560px;
      margin: 8px 0 0;
      color: var(--muted);
    }

    .related-card {
      height: 100%;
      background: var(--surface);
      border: 1px solid rgba(229, 231, 235, .86);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow);
      overflow: hidden;
      transition: all .2s ease;
    }

    .related-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
    }

    .related-img {
      aspect-ratio: 16 / 9;
      overflow: hidden;
      background: var(--primary-soft);
    }

    .related-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform .45s ease;
    }

    .related-card:hover .related-img img {
      transform: scale(1.05);
    }

    .related-body {
      padding: 22px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 10px;
      border-radius: 999px;
      background: var(--accent-soft);
      color: #91650F;
      font-size: .86rem;
      font-weight: 800;
      margin-bottom: 12px;
    }

    .related-body h3 {
      margin: 0 0 10px;
      font-size: 1.12rem;
      font-weight: 800;
      line-height: 1.45;
    }

    .related-body p {
      margin: 0;
      color: var(--muted);
      line-height: 1.65;
    }

    .consult-band {
      padding: 0 0 var(--section-space);
    }

    .consult-panel {
      position: relative;
      overflow: hidden;
      border-radius: 28px;
      padding: 44px;
      background:
        linear-gradient(120deg, rgba(31, 41, 55, .94), rgba(31, 53, 92, .88)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      color: #fff;
      box-shadow: 0 22px 50px rgba(31, 41, 55, .18);
    }

    .consult-panel::before {
      content: "";
      position: absolute;
      width: 280px;
      height: 280px;
      right: -90px;
      top: -120px;
      border-radius: 50%;
      background: rgba(58, 125, 255, .28);
    }

    .consult-panel h2 {
      position: relative;
      margin: 0 0 12px;
      font-size: clamp(1.7rem, 3vw, 2.25rem);
      font-weight: 850;
      letter-spacing: -.03em;
    }

    .consult-panel p {
      position: relative;
      max-width: 680px;
      margin: 0;
      color: rgba(255,255,255,.78);
    }

    .consult-actions {
      position: relative;
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 28px;
    }

    .consult-actions .btn-outline-brand {
      background: rgba(255,255,255,.1);
      color: #fff;
      border-color: rgba(255,255,255,.28);
    }

    .consult-actions .btn-outline-brand:hover {
      background: rgba(255,255,255,.18) !important;
      color: #fff !important;
      border-color: rgba(255,255,255,.42) !important;
    }

    .site-footer {
      background: var(--footer);
      color: var(--light-muted);
      padding: 72px 0 26px;
    }

    .footer-logo {
      color: #fff;
      font-size: 1.25rem;
      margin-bottom: 18px;
    }

    .footer-text {
      max-width: 430px;
      margin: 0;
      color: rgba(255,255,255,.68);
      line-height: 1.8;
    }

    .footer-title {
      color: #fff;
      font-weight: 800;
      margin-bottom: 16px;
    }

    .footer-links,
    .contact-list {
      list-style: none;
      padding: 0;
      margin: 0;
      display: grid;
      gap: 10px;
    }

    .footer-links a {
      color: rgba(255,255,255,.68);
    }

    .footer-links a:hover {
      color: #fff;
      padding-left: 4px;
    }

    .contact-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: rgba(255,255,255,.68);
    }

    .contact-list i {
      color: var(--accent);
      margin-top: 5px;
    }

    .footer-bottom {
      margin-top: 48px;
      padding-top: 22px;
      border-top: 1px solid rgba(255,255,255,.1);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      flex-wrap: wrap;
      color: rgba(255,255,255,.56);
      font-size: .95rem;
    }

    .footer-social {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .footer-social a {
      width: 36px;
      height: 36px;
      border-radius: 999px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: rgba(255,255,255,.72);
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.08);
    }

    .footer-social a:hover {
      color: #fff;
      background: var(--primary);
      border-color: var(--primary);
      transform: translateY(-2px);
    }

    @media (max-width: 1024px) {
      :root {
        --section-space: 82px;
      }

      .nav-search {
        width: 210px;
      }

      .article-layout {
        grid-template-columns: 1fr;
      }

      .article-sidebar {
        position: static;
        grid-template-columns: repeat(3, 1fr);
      }

      .score-card {
        grid-column: span 1;
      }
    }

    @media (max-width: 768px) {
      :root {
        --section-space: 70px;
      }

      .brand-row-inner {
        min-height: 68px;
      }

      .site-logo {
        font-size: 1.15rem;
      }

      .brand-mark {
        width: 40px;
        height: 40px;
        border-radius: 13px;
      }

      .nav-search,
      .brand-actions .btn-brand {
        display: none;
      }

      .mobile-menu-btn {
        display: inline-flex;
      }

      .channel-row {
        display: none;
      }

      .channel-row.is-open {
        display: block;
      }

      .channel-row-inner {
        align-items: stretch;
      }

      .channel-nav {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        padding: 10px 0;
        overflow: visible;
      }

      .channel-link {
        min-height: 46px;
        padding: 0 12px;
        border-radius: var(--radius);
      }

      .channel-link::after {
        left: 12px;
        right: auto;
        width: 4px;
        height: 20px;
        bottom: auto;
        top: 50%;
        transform: translateY(-50%) scaleY(.4);
        border-radius: 999px;
      }

      .channel-link:hover::after,
      .channel-link.active::after {
        transform: translateY(-50%) scaleY(1);
      }

      .article-hero {
        padding: 52px 0 42px;
      }

      .article-meta {
        gap: 10px;
      }

      .meta-pill {
        width: 100%;
        justify-content: flex-start;
      }

      .article-shell {
        padding-top: 48px;
      }

      .article-content {
        padding: 30px 24px 34px;
      }

      .article-cover {
        aspect-ratio: 16 / 10;
      }

      .article-sidebar {
        grid-template-columns: 1fr;
      }

      .soft-cta {
        grid-template-columns: 1fr;
      }

      .section-heading {
        align-items: flex-start;
        flex-direction: column;
      }

      .consult-panel {
        padding: 34px 24px;
        border-radius: 22px;
      }
    }

    @media (max-width: 520px) {
      body {
        font-size: 15px;
      }

      .brand-row-inner {
        gap: 12px;
      }

      .site-logo span:last-child {
        max-width: 132px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
      }

      .article-title {
        font-size: 1.85rem;
      }

      .article-desc {
        font-size: 1rem;
      }

      .breadcrumb-wrap {
        font-size: .88rem;
      }

      .article-main-card,
      .side-card,
      .related-card {
        border-radius: 16px;
      }

      .article-content {
        padding: 26px 18px 30px;
      }

      .article-content h2 {
        font-size: 1.45rem;
      }

      .article-content h3 {
        font-size: 1.22rem;
      }

      .article-actions,
      .consult-actions {
        flex-direction: column;
        align-items: stretch;
      }

      .article-actions .btn,
      .consult-actions .btn {
        width: 100%;
      }

      .footer-bottom {
        align-items: flex-start;
        flex-direction: column;
      }
    }