/* roulang page: index */
:root{
      --bg: #f2f2ef;
      --bg-strong: #14161a;
      --panel: #ffffff;
      --panel-strong: #1c2027;
      --text: #14161a;
      --muted: #66707d;
      --line: rgba(20,22,26,.10);
      --line-strong: rgba(255,255,255,.12);
      --accent: #d08a4b;
      --accent-2: #345a57;
      --accent-soft: rgba(208,138,75,.12);
      --success: #36705b;
      --shadow: 0 14px 34px rgba(20,22,26,.08);
      --shadow-soft: 0 8px 20px rgba(20,22,26,.06);
      --radius: 8px;
      --radius-sm: 6px;
      --space: 24px;
    }
    *{ box-sizing:border-box; }
    html{ scroll-behavior:smooth; }
    body{
      margin:0;
      font-family:"Noto Sans SC", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
      color:var(--text);
      background:
        linear-gradient(180deg, rgba(255,255,255,.38), rgba(255,255,255,0)),
        var(--bg);
      line-height:1.6;
      letter-spacing:0;
      text-rendering:optimizeLegibility;
    }
    img{ max-width:100%; display:block; }
    a{ color:inherit; text-decoration:none; }
    a:hover{ color:inherit; }
    button, input, select, textarea{
      font:inherit;
    }
    ::selection{ background:rgba(208,138,75,.22); }

    .page-wrap{
      min-height:100vh;
    }
    .container-xxl{
      max-width:1320px;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:1030;
      padding:14px 0 0;
      backdrop-filter:saturate(150%) blur(8px);
    }
    .nav-panel{
      background:rgba(248,248,246,.92);
      border:1px solid var(--line);
      border-radius:12px;
      box-shadow:var(--shadow-soft);
      padding:12px 14px;
    }
    .brand-mark{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
    }
    .brand-badge{
      width:42px;
      height:42px;
      border-radius:10px;
      background:
        linear-gradient(135deg, rgba(52,90,87,.12), rgba(208,138,75,.18)),
        #fff;
      border:1px solid rgba(52,90,87,.18);
      display:grid;
      place-items:center;
      color:var(--accent-2);
      flex:0 0 auto;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.65);
    }
    .brand-title{
      font-size:1rem;
      font-weight:800;
      line-height:1.15;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .brand-sub{
      font-size:.78rem;
      color:var(--muted);
      line-height:1.2;
      white-space:nowrap;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      justify-content:center;
    }
    .nav-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 12px;
      border-radius:10px;
      border:1px solid transparent;
      background:#f5f5f2;
      color:#20242b;
      transition:all .22s ease;
      font-weight:600;
      font-size:.95rem;
      line-height:1;
    }
    .nav-pill:hover{
      background:#fff;
      border-color:rgba(20,22,26,.10);
      transform:translateY(-1px);
      box-shadow:0 8px 18px rgba(20,22,26,.06);
    }
    .nav-pill.active{
      background:rgba(52,90,87,.10);
      border-color:rgba(52,90,87,.18);
      color:var(--accent-2);
    }
    .nav-cta{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:11px 16px;
      border-radius:10px;
      border:1px solid rgba(208,138,75,.25);
      background:linear-gradient(180deg, rgba(208,138,75,.96), rgba(196,120,56,.98));
      color:#fff;
      font-weight:700;
      transition:transform .22s ease, box-shadow .22s ease, background .22s ease;
      box-shadow:0 10px 24px rgba(208,138,75,.18);
      white-space:nowrap;
    }
    .nav-cta:hover{
      transform:translateY(-1px);
      color:#fff;
      box-shadow:0 14px 28px rgba(208,138,75,.24);
    }

    .hero{
      padding:24px 0 18px;
    }
    .hero-surface{
      position:relative;
      overflow:hidden;
      border-radius:14px;
      border:1px solid var(--line);
      background:
        linear-gradient(180deg, rgba(20,22,26,.06), rgba(20,22,26,.02)),
        #fff;
      box-shadow:var(--shadow);
    }
    .hero-surface::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg, rgba(255,255,255,.15), rgba(255,255,255,0) 32%),
        linear-gradient(180deg, rgba(20,22,26,.04), rgba(20,22,26,0) 30%);
      pointer-events:none;
    }
    .hero-inner{
      position:relative;
      padding:28px;
    }
    .hero-copy{
      padding:8px 8px 8px 0;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(52,90,87,.10);
      border:1px solid rgba(52,90,87,.18);
      color:var(--accent-2);
      font-weight:700;
      font-size:.86rem;
      margin-bottom:16px;
    }
    .hero h1{
      font-size:clamp(2.2rem, 4vw, 4.2rem);
      line-height:1.05;
      letter-spacing:0;
      font-weight:800;
      margin:0 0 16px;
      max-width:11ch;
    }
    .hero-lead{
      font-size:1.02rem;
      color:#30343b;
      max-width:46rem;
      margin:0 0 22px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-bottom:18px;
    }
    .btn-soft,
    .btn-darkish{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:0 18px;
      border-radius:10px;
      font-weight:700;
      border:1px solid transparent;
      transition:transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease;
    }
    .btn-soft{
      background:#fff;
      border-color:rgba(20,22,26,.12);
      color:var(--text);
    }
    .btn-soft:hover{
      transform:translateY(-1px);
      background:#fafaf8;
      color:var(--text);
      box-shadow:0 10px 20px rgba(20,22,26,.06);
    }
    .btn-darkish{
      background:var(--bg-strong);
      color:#fff;
      box-shadow:0 12px 24px rgba(20,22,26,.18);
    }
    .btn-darkish:hover{
      transform:translateY(-1px);
      color:#fff;
      box-shadow:0 14px 28px rgba(20,22,26,.22);
    }
    .hero-metrics{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:8px;
    }
    .metric-chip{
      min-width:132px;
      padding:12px 14px;
      border-radius:10px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.82);
    }
    .metric-chip .k{
      display:block;
      font-size:1.1rem;
      font-weight:800;
      color:var(--text);
      line-height:1.1;
    }
    .metric-chip .t{
      display:block;
      color:var(--muted);
      font-size:.86rem;
      margin-top:4px;
    }

    .hero-visual{
      position:relative;
      min-height:560px;
      height:100%;
      border-radius:12px;
      overflow:hidden;
      border:1px solid rgba(20,22,26,.08);
      background:#eae7e2;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.7);
    }
    .hero-visual img{
      width:100%;
      height:100%;
      object-fit:cover;
      filter:saturate(1.02) contrast(1.02);
    }
    .hero-visual .overlay-card{
      position:absolute;
      left:18px;
      right:18px;
      bottom:18px;
      background:rgba(248,248,246,.94);
      border:1px solid rgba(20,22,26,.08);
      border-radius:12px;
      box-shadow:var(--shadow-soft);
      padding:14px;
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:12px;
      backdrop-filter:blur(8px);
    }
    .overlay-title{
      font-size:.95rem;
      font-weight:800;
      margin:0 0 6px;
    }
    .overlay-text{
      margin:0;
      color:var(--muted);
      font-size:.89rem;
    }
    .quick-table{
      border-left:1px solid var(--line);
      padding-left:12px;
    }
    .quick-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      font-size:.84rem;
      padding:4px 0;
    }
    .quick-row strong{
      color:var(--text);
      font-weight:700;
      white-space:nowrap;
    }
    .quick-row span{
      color:var(--muted);
      text-align:right;
    }

    .section{
      padding:18px 0;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:16px;
      margin-bottom:18px;
    }
    .section-title{
      margin:0;
      font-size:1.5rem;
      line-height:1.15;
      font-weight:800;
      letter-spacing:0;
    }
    .section-note{
      margin:0;
      color:var(--muted);
      max-width:56rem;
      font-size:.95rem;
    }
    .section-link{
      color:var(--accent-2);
      font-weight:700;
      white-space:nowrap;
    }
    .section-link:hover{
      color:var(--text);
    }

    .product-grid{
      display:grid;
      grid-template-columns:repeat(4, minmax(0, 1fr));
      gap:18px;
    }
    .product-card{
      border:1px solid var(--line);
      border-radius:12px;
      background:var(--panel);
      overflow:hidden;
      box-shadow:var(--shadow-soft);
      transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
      height:100%;
    }
    .product-card:hover{
      transform:translateY(-2px);
      box-shadow:var(--shadow);
      border-color:rgba(20,22,26,.16);
    }
    .product-media{
      position:relative;
      aspect-ratio: 4 / 3.5;
      overflow:hidden;
      background:#efefed;
    }
    .product-media img{
      width:100%;
      height:100%;
      object-fit:cover;
    }
    .product-badges{
      position:absolute;
      left:12px;
      top:12px;
      display:flex;
      gap:6px;
      flex-wrap:wrap;
    }
    .mini-badge{
      display:inline-flex;
      align-items:center;
      padding:5px 8px;
      border-radius:999px;
      background:rgba(255,255,255,.9);
      border:1px solid rgba(20,22,26,.08);
      color:#2b3037;
      font-size:.74rem;
      font-weight:700;
      box-shadow:0 4px 10px rgba(20,22,26,.06);
    }
    .product-body{
      padding:14px;
    }
    .product-title{
      margin:0 0 8px;
      font-size:1.02rem;
      font-weight:800;
      line-height:1.35;
    }
    .product-meta{
      display:flex;
      flex-wrap:wrap;
      gap:6px;
      margin-bottom:10px;
    }
    .meta-tag{
      display:inline-flex;
      align-items:center;
      gap:5px;
      border-radius:999px;
      padding:5px 9px;
      border:1px solid rgba(20,22,26,.08);
      background:#fafaf8;
      color:#39404a;
      font-size:.76rem;
      font-weight:700;
    }
    .price-line{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:10px;
      margin-bottom:12px;
    }
    .price{
      font-size:1.24rem;
      font-weight:800;
      color:var(--accent-2);
      line-height:1;
    }
    .price small{
      font-size:.76rem;
      color:var(--muted);
      margin-left:4px;
      font-weight:600;
    }
    .hint{
      font-size:.82rem;
      color:var(--muted);
      text-align:right;
    }
    .product-actions{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:10px;
    }
    .product-actions .btn{
      min-height:42px;
      border-radius:10px;
      font-weight:700;
      border-width:1px;
    }
    .btn-add{
      background:var(--bg-strong);
      color:#fff;
      border-color:var(--bg-strong);
    }
    .btn-add:hover{
      background:#21252c;
      color:#fff;
    }
    .btn-lightline{
      background:#fff;
      color:var(--text);
      border-color:rgba(20,22,26,.12);
    }

    .split-panel{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:18px;
    }
    .panel{
      border-radius:12px;
      border:1px solid var(--line);
      background:var(--panel);
      box-shadow:var(--shadow-soft);
      padding:18px;
    }
    .rank-list{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      gap:12px;
    }
    .rank-item{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:12px;
      align-items:center;
      padding:12px 0;
      border-bottom:1px solid var(--line);
    }
    .rank-item:last-child{
      border-bottom:none;
      padding-bottom:0;
    }
    .rank-num{
      width:34px;
      height:34px;
      border-radius:10px;
      background:rgba(52,90,87,.10);
      color:var(--accent-2);
      display:grid;
      place-items:center;
      font-weight:800;
      border:1px solid rgba(52,90,87,.16);
    }
    .rank-main{
      min-width:0;
    }
    .rank-main strong{
      display:block;
      line-height:1.35;
      margin-bottom:4px;
    }
    .rank-main span{
      color:var(--muted);
      font-size:.88rem;
    }
    .rank-badge{
      white-space:nowrap;
      border-radius:999px;
      background:rgba(208,138,75,.12);
      color:var(--accent);
      padding:6px 10px;
      font-size:.78rem;
      font-weight:800;
    }
    .rank-side{
      display:grid;
      gap:12px;
    }
    .feature-card{
      border-radius:12px;
      overflow:hidden;
      border:1px solid var(--line);
      background:#fff;
    }
    .feature-card img{
      width:100%;
      aspect-ratio:16/11;
      object-fit:cover;
    }
    .feature-card-body{
      padding:14px;
    }
    .feature-card-body h3{
      font-size:1.05rem;
      line-height:1.35;
      margin:0 0 8px;
      font-weight:800;
    }
    .feature-card-body p{
      margin:0;
      color:var(--muted);
      font-size:.92rem;
    }
    .feature-stat{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      margin-top:12px;
    }
    .stat-box{
      flex:1 1 120px;
      border-radius:10px;
      border:1px solid var(--line);
      padding:12px;
      background:#fafaf8;
    }
    .stat-box strong{
      display:block;
      font-size:1.02rem;
      color:var(--text);
    }
    .stat-box span{
      color:var(--muted);
      font-size:.82rem;
    }

    .carousel-wrap{
      border-radius:12px;
      border:1px solid var(--line);
      background:var(--panel);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .review-carousel{
      padding:18px 18px 16px;
    }
    .review-slide{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:16px;
    }
    .review-card{
      border-radius:12px;
      border:1px solid var(--line);
      background:#fff;
      padding:16px;
      min-height:174px;
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .review-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
    }
    .avatar{
      width:40px;
      height:40px;
      border-radius:10px;
      display:grid;
      place-items:center;
      font-weight:800;
      color:var(--accent-2);
      background:rgba(52,90,87,.10);
      border:1px solid rgba(52,90,87,.16);
    }
    .review-name{
      flex:1;
      min-width:0;
    }
    .review-name strong{
      display:block;
      line-height:1.25;
      font-weight:800;
    }
    .review-name span{
      color:var(--muted);
      font-size:.8rem;
    }
    .stars{
      color:#d18a34;
      font-size:.92rem;
      white-space:nowrap;
    }
    .review-text{
      margin:0;
      color:#293038;
      font-size:.95rem;
    }
    .review-tags{
      display:flex;
      gap:6px;
      flex-wrap:wrap;
      margin-top:auto;
    }

    .assurance-bar{
      display:grid;
      grid-template-columns:repeat(4, minmax(0, 1fr));
      gap:12px;
    }
    .assurance-item{
      border-radius:12px;
      border:1px solid var(--line);
      background:var(--panel);
      padding:14px;
      display:flex;
      align-items:flex-start;
      gap:12px;
      box-shadow:var(--shadow-soft);
      min-height:104px;
    }
    .assurance-icon{
      width:40px;
      height:40px;
      border-radius:10px;
      flex:0 0 auto;
      display:grid;
      place-items:center;
      background:rgba(208,138,75,.12);
      color:var(--accent);
      border:1px solid rgba(208,138,75,.18);
    }
    .assurance-item strong{
      display:block;
      font-size:1rem;
      line-height:1.25;
      margin-bottom:6px;
      font-weight:800;
    }
    .assurance-item p{
      margin:0;
      color:var(--muted);
      font-size:.88rem;
      line-height:1.5;
    }

    .news-grid{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:18px;
    }
    .news-list{
      border-radius:12px;
      border:1px solid var(--line);
      background:var(--panel);
      box-shadow:var(--shadow-soft);
      padding:6px 18px 12px;
    }
    .news-row{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:12px;
      align-items:center;
      padding:14px 0;
      border-bottom:1px solid var(--line);
    }
    .news-row:last-child{ border-bottom:none; }
    .news-date{
      min-width:74px;
      padding:8px 10px;
      border-radius:10px;
      background:#f7f7f4;
      border:1px solid rgba(20,22,26,.08);
      text-align:center;
    }
    .news-date strong{
      display:block;
      font-size:1rem;
      line-height:1;
    }
    .news-date span{
      display:block;
      color:var(--muted);
      font-size:.72rem;
      margin-top:4px;
    }
    .news-copy strong{
      display:block;
      line-height:1.35;
      font-size:1rem;
      margin-bottom:4px;
    }
    .news-copy p{
      margin:0;
      color:var(--muted);
      font-size:.88rem;
    }
    .news-chip{
      white-space:nowrap;
      border-radius:999px;
      padding:6px 10px;
      background:rgba(52,90,87,.10);
      color:var(--accent-2);
      font-size:.78rem;
      font-weight:800;
    }
    .topic-panel{
      border-radius:12px;
      border:1px solid var(--line);
      background:var(--panel);
      box-shadow:var(--shadow-soft);
      padding:18px;
    }
    .topic-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:14px;
    }
    .topic-tag{
      display:inline-flex;
      align-items:center;
      padding:8px 11px;
      border-radius:999px;
      border:1px solid rgba(20,22,26,.10);
      background:#fafaf8;
      color:#30353c;
      font-size:.86rem;
      font-weight:700;
    }
    .topic-feature{
      margin-top:16px;
      border-radius:12px;
      overflow:hidden;
      border:1px solid var(--line);
      background:#fbfbf9;
    }
    .topic-feature img{
      width:100%;
      aspect-ratio:16/10;
      object-fit:cover;
    }
    .topic-feature-body{
      padding:14px;
    }
    .topic-feature-body h3{
      margin:0 0 8px;
      font-size:1.02rem;
      font-weight:800;
    }
    .topic-feature-body p{
      margin:0;
      color:var(--muted);
      font-size:.92rem;
    }

    .cta-panel{
      border-radius:14px;
      border:1px solid rgba(52,90,87,.15);
      background:
        linear-gradient(180deg, rgba(52,90,87,.08), rgba(52,90,87,.03)),
        #fff;
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .cta-inner{
      padding:22px;
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:18px;
      align-items:center;
    }
    .cta-copy h2{
      margin:0 0 12px;
      font-size:1.7rem;
      line-height:1.12;
      font-weight:800;
    }
    .cta-copy p{
      margin:0 0 18px;
      color:#2d333a;
      font-size:.98rem;
    }
    .cta-stack{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .cta-mini{
      border-radius:10px;
      border:1px solid rgba(20,22,26,.10);
      background:#fff;
      padding:10px 12px;
      min-width:128px;
    }
    .cta-mini strong{
      display:block;
      font-size:1rem;
      font-weight:800;
    }
    .cta-mini span{
      color:var(--muted);
      font-size:.8rem;
    }
    .cta-form{
      background:#fff;
      border-radius:12px;
      border:1px solid var(--line);
      padding:16px;
      box-shadow:0 10px 18px rgba(20,22,26,.04);
    }
    .form-label{
      font-weight:700;
      font-size:.9rem;
      margin-bottom:6px;
    }
    .form-control, .form-select{
      border-radius:10px;
      border-color:rgba(20,22,26,.12);
      min-height:44px;
      box-shadow:none !important;
    }
    .form-control:focus, .form-select:focus{
      border-color:rgba(52,90,87,.40);
    }
    .stepper{
      display:flex;
      align-items:center;
      gap:8px;
    }
    .stepper input{
      text-align:center;
      width:84px;
      flex:0 0 auto;
    }
    .step-btn{
      width:44px;
      height:44px;
      border-radius:10px;
      border:1px solid rgba(20,22,26,.12);
      background:#fff;
      display:grid;
      place-items:center;
      color:var(--text);
      transition:transform .2s ease, border-color .2s ease, background .2s ease;
    }
    .step-btn:hover{
      transform:translateY(-1px);
      border-color:rgba(52,90,87,.28);
      background:#fafaf8;
    }
    .toggle-line{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .toggle-pill{
      position:relative;
      display:inline-flex;
      align-items:center;
    }
    .toggle-pill input{
      position:absolute;
      opacity:0;
      pointer-events:none;
    }
    .toggle-pill span{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:42px;
      padding:0 14px;
      border-radius:999px;
      border:1px solid rgba(20,22,26,.12);
      background:#fff;
      font-weight:700;
      font-size:.88rem;
      color:#30353c;
      cursor:pointer;
      transition:all .2s ease;
    }
    .toggle-pill input:checked + span{
      background:rgba(52,90,87,.10);
      border-color:rgba(52,90,87,.22);
      color:var(--accent-2);
      box-shadow:inset 0 0 0 1px rgba(52,90,87,.08);
    }
    .form-actions{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:14px;
    }
    .form-actions .btn{
      min-height:46px;
      border-radius:10px;
      font-weight:700;
      padding-inline:18px;
    }

    .faq-wrap{
      border-radius:12px;
      border:1px solid var(--line);
      background:var(--panel);
      box-shadow:var(--shadow-soft);
      padding:6px 18px;
    }
    .accordion-item{
      border:0;
      border-bottom:1px solid var(--line);
      border-radius:0 !important;
      background:transparent;
    }
    .accordion-item:last-child{
      border-bottom:none;
    }
    .accordion-button{
      background:transparent;
      box-shadow:none !important;
      padding:16px 0;
      font-weight:800;
      color:var(--text);
    }
    .accordion-button:not(.collapsed){
      background:transparent;
      color:var(--accent-2);
    }
    .accordion-button::after{
      background-size:1rem;
    }
    .accordion-body{
      padding:0 0 16px;
      color:#31363d;
      max-width:62rem;
    }

    .site-footer{
      margin-top:18px;
      padding:20px 0 32px;
    }
    .footer-panel{
      border-radius:14px;
      border:1px solid var(--line);
      background:var(--bg-strong);
      color:#eef1f5;
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .footer-inner{
      padding:22px;
      display:grid;
      grid-template-columns:1.05fr .95fr .8fr;
      gap:18px;
    }
    .footer-brand h3{
      margin:0 0 10px;
      font-size:1.16rem;
      line-height:1.2;
      font-weight:800;
    }
    .footer-brand p{
      margin:0;
      color:rgba(238,241,245,.78);
      font-size:.94rem;
      max-width:40rem;
    }
    .footer-list{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      gap:9px;
    }
    .footer-list a{
      color:rgba(238,241,245,.82);
      transition:color .2s ease;
    }
    .footer-list a:hover{
      color:#fff;
    }
    .footer-meta{
      color:rgba(238,241,245,.72);
      font-size:.92rem;
      display:grid;
      gap:10px;
    }
    .footer-note{
      margin-top:18px;
      padding:0 22px 22px;
      color:rgba(238,241,245,.56);
      font-size:.84rem;
    }

    .scrollbar-x{
      overflow-x:auto;
      -webkit-overflow-scrolling:touch;
    }
    .scrollbar-x::-webkit-scrollbar{ height:8px; }
    .scrollbar-x::-webkit-scrollbar-thumb{
      background:rgba(20,22,26,.16);
      border-radius:999px;
    }

    .text-link{
      color:var(--accent-2);
      font-weight:700;
    }
    .text-link:hover{ color:var(--text); }

    .product-grid .product-card .btn, .btn, .nav-cta, .nav-pill, .step-btn, .toggle-pill span{
      letter-spacing:0;
    }

    .focus-ring:focus,
    .btn:focus,
    .nav-cta:focus,
    .nav-pill:focus,
    .form-control:focus,
    .form-select:focus,
    .step-btn:focus{
      outline:0;
      box-shadow:0 0 0 .2rem rgba(52,90,87,.18);
    }

    @media (max-width: 1199.98px){
      .product-grid{
        grid-template-columns:repeat(2, minmax(0,1fr));
      }
      .assurance-bar{
        grid-template-columns:repeat(2, minmax(0,1fr));
      }
      .news-grid, .split-panel, .cta-inner, .footer-inner{
        grid-template-columns:1fr;
      }
      .hero-visual{
        min-height:480px;
      }
    }
    @media (max-width: 991.98px){
      .nav-panel{
        gap:12px;
      }
      .nav-links{
        justify-content:flex-start;
      }
      .hero-inner{
        padding:22px;
      }
      .hero h1{
        max-width:none;
      }
      .hero-visual{
        min-height:420px;
      }
      .review-slide{
        grid-template-columns:1fr;
      }
    }
    @media (max-width: 767.98px){
      .site-header{
        padding-top:8px;
      }
      .nav-panel{
        padding:12px;
      }
      .hero{
        padding-top:16px;
      }
      .hero-inner{
        padding:16px;
      }
      .section{
        padding:14px 0;
      }
      .section-head{
        flex-direction:column;
        align-items:flex-start;
      }
      .section-title{
        font-size:1.28rem;
      }
      .product-grid{
        grid-template-columns:1fr;
      }
      .assurance-bar{
        grid-template-columns:1fr;
      }
      .hero-visual .overlay-card{
        grid-template-columns:1fr;
      }
      .quick-table{
        border-left:0;
        padding-left:0;
        border-top:1px solid var(--line);
        padding-top:10px;
      }
      .cta-copy h2{
        font-size:1.42rem;
      }
      .footer-inner{
        padding:18px;
      }
    }
    @media (max-width: 519.98px){
      .brand-sub{
        display:none;
      }
      .hero-lead{
        font-size:.98rem;
      }
      .hero-actions .btn{
        flex:1 1 100%;
      }
      .metric-chip{
        min-width:calc(50% - 6px);
        flex:1 1 calc(50% - 6px);
      }
      .news-row{
        grid-template-columns:1fr;
      }
      .news-chip{
        justify-self:flex-start;
      }
      .cta-form{
        padding:14px;
      }
      .toggle-pill span{
        padding-inline:12px;
      }
    }

/* roulang page: category1 */
:root{
  --bg:#0f1114;
  --bg-soft:#15181d;
  --panel:#161a20;
  --panel-2:#1c2128;
  --card:#f4f5f7;
  --line:#252a33;
  --line-soft:#d9dde3;
  --text:#ecf0f4;
  --muted:#9aa3af;
  --text-dark:#14181f;
  --accent:#d7b56d;
  --accent-2:#7cc7c1;
  --accent-3:#ef8f6c;
  --success:#49b36c;
  --shadow:0 10px 24px rgba(0,0,0,.18);
  --shadow-soft:0 8px 20px rgba(12,15,19,.08);
  --radius:8px;
  --radius-sm:6px;
  --space:clamp(16px,2vw,24px);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at top left, rgba(215,181,109,.10), transparent 28%),
    linear-gradient(180deg, #0b0d10 0%, #101317 40%, #0f1114 100%);
  line-height:1.6;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit}
::selection{background:rgba(215,181,109,.28);color:#fff}
.container-xxl{max-width:1320px}
.section{padding:28px 0}
.section-tight{padding:18px 0}
.panel{
  background:linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.01));
  border:1px solid rgba(255,255,255,.08);
  box-shadow:var(--shadow);
  border-radius:var(--radius);
}
.panel-soft{
  background:#f7f8fa;
  border:1px solid var(--line-soft);
  box-shadow:var(--shadow-soft);
  border-radius:var(--radius);
}
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  padding:12px 0 10px;
  backdrop-filter:blur(14px);
  background:linear-gradient(180deg, rgba(10,12,14,.92), rgba(10,12,14,.72));
  border-bottom:1px solid rgba(255,255,255,.06);
}
.nav-panel{
  background:linear-gradient(180deg, rgba(24,27,33,.94), rgba(18,21,26,.96));
  border:1px solid rgba(255,255,255,.08);
  box-shadow:var(--shadow);
  border-radius:var(--radius);
  padding:14px 16px;
}
.brand-mark{
  display:flex;
  align-items:center;
  gap:12px;
  min-width:0;
}
.brand-badge{
  width:44px;height:44px;
  border-radius:10px;
  display:grid;
  place-items:center;
  background:linear-gradient(145deg, rgba(215,181,109,.96), rgba(239,143,108,.78));
  color:#121212;
  flex:0 0 auto;
}
.brand-title{
  display:block;
  font-size:1.02rem;
  font-weight:800;
  letter-spacing:0;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.brand-sub{
  display:block;
  font-size:.84rem;
  color:rgba(236,240,244,.68);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:10px;
  overflow:auto;
  padding-bottom:2px;
  scrollbar-width:none;
}
.nav-links::-webkit-scrollbar{display:none}
.nav-pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 14px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.08);
  color:rgba(236,240,244,.86);
  background:rgba(255,255,255,.03);
  transition:.2s ease;
  white-space:nowrap;
}
.nav-pill:hover,.nav-pill:focus-visible{
  color:#fff;
  background:rgba(255,255,255,.08);
  border-color:rgba(215,181,109,.38);
  transform:translateY(-1px);
}
.nav-pill.active{
  color:#111;
  background:linear-gradient(135deg, rgba(215,181,109,1), rgba(246,220,160,1));
  border-color:transparent;
  box-shadow:0 10px 18px rgba(215,181,109,.18);
}
.nav-cta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:12px 16px;
  border-radius:999px;
  background:#ffffff;
  color:#111;
  font-weight:700;
  transition:.2s ease;
  border:1px solid rgba(255,255,255,.08);
}
.nav-cta:hover,.nav-cta:focus-visible{
  color:#111;
  background:#f1f1f1;
  transform:translateY(-1px);
}
.hero{
  padding:24px 0 18px;
}
.hero-shell{
  background:linear-gradient(180deg, rgba(22,25,31,.97), rgba(17,20,25,.98));
  border:1px solid rgba(255,255,255,.08);
  border-radius:calc(var(--radius) + 2px);
  overflow:hidden;
  box-shadow:var(--shadow);
}
.hero-grid{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:0;
}
.hero-copy{
  padding:clamp(24px,3vw,36px);
  border-right:1px solid rgba(255,255,255,.08);
}
.hero-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 12px;
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.08);
  border-radius:999px;
  color:rgba(236,240,244,.82);
  font-size:.88rem;
  margin-bottom:18px;
}
.hero h1{
  margin:0 0 14px;
  font-size:clamp(2rem,4vw,3.35rem);
  line-height:1.08;
  font-weight:900;
  letter-spacing:0;
}
.hero-lead{
  margin:0 0 22px;
  max-width:62ch;
  color:rgba(236,240,244,.76);
  font-size:1.02rem;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-bottom:22px;
}
.btn-strong,.btn-soft,.btn-line,.btn-light{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:999px;
  padding:12px 18px;
  font-weight:700;
  transition:.2s ease;
  border:1px solid transparent;
}
.btn-strong{
  background:linear-gradient(135deg, rgba(215,181,109,1), rgba(239,143,108,1));
  color:#111;
}
.btn-strong:hover,.btn-strong:focus-visible{transform:translateY(-1px);filter:saturate(1.03)}
.btn-soft{
  background:rgba(255,255,255,.05);
  border-color:rgba(255,255,255,.09);
  color:#fff;
}
.btn-soft:hover,.btn-soft:focus-visible{
  background:rgba(255,255,255,.08);
  transform:translateY(-1px);
  color:#fff;
}
.btn-line{
  background:transparent;
  border-color:rgba(255,255,255,.14);
  color:#fff;
}
.btn-line:hover,.btn-line:focus-visible{
  border-color:rgba(215,181,109,.5);
  background:rgba(215,181,109,.08);
  color:#fff;
}
.btn-light{
  background:#fff;
  color:#111;
  border-color:rgba(0,0,0,.06);
}
.hero-points{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:12px;
  margin-top:20px;
}
.point{
  padding:14px 14px 13px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius-sm);
}
.point strong{
  display:block;
  font-size:1.02rem;
  margin-bottom:4px;
}
.point span{
  color:rgba(236,240,244,.66);
  font-size:.88rem;
}
.hero-side{
  padding:clamp(20px,3vw,32px);
  background:
    linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.01)),
    linear-gradient(180deg, rgba(124,199,193,.07), rgba(215,181,109,.08));
}
.hero-visual{
  display:grid;
  gap:14px;
}
.product-stack{
  display:grid;
  grid-template-columns:1fr .92fr;
  gap:14px;
}
.visual-card{
  position:relative;
  overflow:hidden;
  border-radius:calc(var(--radius) + 2px);
  background:#0e1116;
  border:1px solid rgba(255,255,255,.08);
  min-height:260px;
}
.visual-card img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.visual-badge{
  position:absolute;
  left:14px;top:14px;
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:8px 10px;
  border-radius:999px;
  background:rgba(8,10,12,.74);
  color:#fff;
  font-size:.84rem;
  border:1px solid rgba(255,255,255,.08);
}
.visual-overview{
  display:grid;
  gap:12px;
}
.metric-board{
  display:grid;
  gap:12px;
  grid-template-columns:repeat(2,minmax(0,1fr));
}
.metric{
  padding:14px;
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius-sm);
}
.metric .label{color:rgba(236,240,244,.62);font-size:.84rem}
.metric .value{font-size:1.28rem;font-weight:900;margin-top:6px}
.metric .sub{color:rgba(236,240,244,.7);font-size:.84rem;margin-top:2px}
.leader-list{
  margin:0;
  padding:0;
  list-style:none;
  display:grid;
  gap:10px;
}
.leader-item{
  display:flex;
  align-items:center;
  gap:12px;
  padding:12px 14px;
  border-radius:var(--radius-sm);
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.08);
}
.rank{
  width:28px;height:28px;
  display:grid;
  place-items:center;
  border-radius:50%;
  background:rgba(215,181,109,.16);
  color:var(--accent);
  font-weight:800;
  flex:0 0 auto;
}
.leader-item strong{display:block;font-size:.98rem}
.leader-item small{display:block;color:rgba(236,240,244,.62)}
.filter-shell{
  background:#f7f8fa;
  color:var(--text-dark);
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
  box-shadow:var(--shadow-soft);
  overflow:hidden;
}
.filter-row{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  align-items:center;
  justify-content:space-between;
  padding:16px 18px;
  border-bottom:1px solid var(--line-soft);
}
.filter-title{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:800;
}
.filter-tools{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  align-items:center;
}
.select-quiet,.search-quiet,.qty-field{
  border:1px solid var(--line-soft);
  background:#fff;
  color:var(--text-dark);
  border-radius:999px;
  padding:10px 14px;
  min-height:44px;
  outline:none;
  transition:.2s ease;
}
.search-quiet{
  min-width:min(100%,320px);
}
.search-quiet:focus,.select-quiet:focus,.qty-field:focus{
  border-color:rgba(215,181,109,.65);
  box-shadow:0 0 0 .2rem rgba(215,181,109,.12);
}
.tag-row{
  padding:14px 18px 18px;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.tag-chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:9px 12px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line-soft);
  color:var(--text-dark);
  font-size:.92rem;
  transition:.2s ease;
}
.tag-chip:hover,.tag-chip:focus-visible{
  border-color:rgba(215,181,109,.75);
  transform:translateY(-1px);
}
.tag-chip.active{
  background:#111;
  color:#fff;
  border-color:#111;
}
.product-section{
  padding-top:18px;
}
.section-head{
  display:flex;
  align-items:end;
  justify-content:space-between;
  gap:16px;
  margin-bottom:14px;
}
.section-head h2,.section-head h3{
  margin:0;
  font-size:1.42rem;
  font-weight:900;
  color:#fff;
}
.section-head p{
  margin:0;
  color:rgba(236,240,244,.68);
}
.product-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 300px;
  gap:18px;
}
.product-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;
}
.product-card{
  background:#f8f9fb;
  color:var(--text-dark);
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-soft);
  transition:.22s ease;
  display:flex;
  flex-direction:column;
  min-height:100%;
}
.product-card:hover{
  transform:translateY(-3px);
  border-color:rgba(215,181,109,.56);
  box-shadow:0 14px 26px rgba(14,18,22,.10);
}
.product-media{
  position:relative;
  aspect-ratio:1.02/1;
  background:#dee2e8;
  overflow:hidden;
}
.product-media img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.quick-actions{
  position:absolute;
  right:12px;
  top:12px;
  display:flex;
  flex-direction:column;
  gap:8px;
}
.icon-chip{
  width:36px;height:36px;
  display:grid;
  place-items:center;
  border-radius:10px;
  background:rgba(17,17,17,.72);
  color:#fff;
  border:1px solid rgba(255,255,255,.12);
  transition:.2s ease;
}
.icon-chip:hover,.icon-chip:focus-visible{
  background:rgba(215,181,109,.96);
  color:#111;
}
.product-body{
  padding:14px;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.product-title{
  margin:0;
  font-size:1rem;
  font-weight:800;
  line-height:1.35;
}
.meta-row{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.badge-soft{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 9px;
  border-radius:999px;
  background:#eef2f6;
  color:#41505f;
  font-size:.8rem;
  border:1px solid #e2e8f0;
}
.price-row{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:12px;
}
.price{
  font-size:1.32rem;
  font-weight:900;
}
.price small{
  font-size:.82rem;
  color:#64748b;
  font-weight:600;
}
.stars{
  color:#d19b18;
  font-size:.92rem;
  display:flex;
  align-items:center;
  gap:4px;
}
.product-copy{
  color:#5f6b78;
  font-size:.92rem;
  min-height:3.2em;
}
.product-actions{
  display:flex;
  gap:10px;
  margin-top:auto;
}
.product-actions .btn{
  flex:1 1 0;
  border-radius:10px;
  min-height:42px;
  font-weight:700;
}
.btn-outline-dark{
  border-color:#cfd6de;
  color:#111;
  background:#fff;
}
.btn-outline-dark:hover{
  background:#111;
  border-color:#111;
  color:#fff;
}
.btn-warning{
  background:linear-gradient(135deg, #d7b56d, #ef8f6c);
  border-color:transparent;
  color:#111;
}
.sidebar{
  display:grid;
  gap:16px;
}
.side-card{
  background:#f8f9fb;
  color:var(--text-dark);
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
  box-shadow:var(--shadow-soft);
  padding:16px;
}
.side-card h3{
  font-size:1.05rem;
  font-weight:900;
  margin:0 0 12px;
}
.side-list{
  list-style:none;
  padding:0;
  margin:0;
  display:grid;
  gap:10px;
}
.side-item{
  display:flex;
  gap:10px;
  align-items:flex-start;
  padding:10px 0;
  border-top:1px solid #edf1f5;
}
.side-item:first-child{border-top:0;padding-top:0}
.side-thumb{
  width:56px;height:56px;
  border-radius:10px;
  overflow:hidden;
  flex:0 0 auto;
  border:1px solid #e2e8f0;
}
.side-thumb img{width:100%;height:100%;object-fit:cover}
.side-item strong{display:block;font-size:.95rem;line-height:1.35}
.side-item small{display:block;color:#607080;margin-top:3px}
.side-item .tagline{
  display:inline-flex;
  margin-top:6px;
  padding:4px 8px;
  border-radius:999px;
  background:#eef4ef;
  color:#2b6d44;
  font-size:.78rem;
}
.review-band{
  margin-top:20px;
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius);
  overflow:hidden;
}
.review-header{
  padding:14px 16px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.review-header h3{
  margin:0;
  font-size:1.06rem;
  font-weight:800;
}
.review-header p{
  margin:0;
  color:rgba(236,240,244,.68);
}
.review-scroll{
  display:grid;
  grid-auto-flow:column;
  grid-auto-columns:minmax(280px, 1fr);
  gap:12px;
  overflow:auto;
  padding:16px;
  scrollbar-width:thin;
}
.review-card{
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius-sm);
  padding:14px;
  min-height:164px;
}
.review-top{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:10px;
}
.avatar{
  width:40px;height:40px;
  border-radius:50%;
  overflow:hidden;
  background:linear-gradient(135deg, rgba(215,181,109,.7), rgba(124,199,193,.6));
  border:1px solid rgba(255,255,255,.1);
  flex:0 0 auto;
}
.avatar img{width:100%;height:100%;object-fit:cover}
.review-name{font-weight:800}
.review-time{color:rgba(236,240,244,.55);font-size:.82rem}
.review-card p{
  margin:0;
  color:rgba(236,240,244,.76);
  font-size:.95rem;
}
.review-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:12px;
}
.review-tags span{
  padding:5px 8px;
  border-radius:999px;
  background:rgba(255,255,255,.06);
  color:#fff;
  border:1px solid rgba(255,255,255,.08);
  font-size:.78rem;
}
.assurance{
  margin-top:20px;
  background:#f7f8fa;
  color:var(--text-dark);
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
  box-shadow:var(--shadow-soft);
  padding:16px;
}
.assurance-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:12px;
}
.assurance-item{
  display:flex;
  gap:12px;
  align-items:flex-start;
  padding:12px;
  border-radius:var(--radius-sm);
  background:#fff;
  border:1px solid #edf0f4;
}
.assurance-ico{
  width:38px;height:38px;
  border-radius:10px;
  display:grid;
  place-items:center;
  background:#111;
  color:#fff;
  flex:0 0 auto;
}
.assurance-item strong{display:block;font-size:.96rem;margin-bottom:3px}
.assurance-item span{display:block;color:#607080;font-size:.88rem}
.cta-band{
  margin-top:20px;
  background:linear-gradient(135deg, rgba(18,21,26,.98), rgba(28,33,40,.98));
  border:1px solid rgba(255,255,255,.08);
  border-radius:calc(var(--radius) + 2px);
  box-shadow:var(--shadow);
  padding:18px;
}
.cta-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:18px;
  align-items:center;
}
.cta-grid h3{
  margin:0 0 10px;
  font-size:1.42rem;
  font-weight:900;
}
.cta-grid p{
  margin:0 0 16px;
  color:rgba(236,240,244,.74);
}
.form-box{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius);
  padding:16px;
}
.form-row{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px;
}
.form-control,.form-select{
  border-radius:12px;
  min-height:46px;
  background:#fff;
  border:1px solid #dce3ea;
}
.form-control:focus,.form-select:focus{
  border-color:rgba(215,181,109,.8);
  box-shadow:0 0 0 .2rem rgba(215,181,109,.12);
}
.stepper{
  display:flex;
  align-items:center;
  gap:8px;
}
.stepper .qty-field{
  width:92px;
  text-align:center;
  border-radius:12px;
}
.qty-btn{
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid #dce3ea;
  background:#fff;
  color:#111;
  display:grid;
  place-items:center;
  transition:.2s ease;
}
.qty-btn:hover{border-color:rgba(215,181,109,.8);background:#faf5ea}
.control-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:14px;
}
.faq-wrap{
  margin-top:20px;
  background:#f7f8fa;
  color:var(--text-dark);
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
  box-shadow:var(--shadow-soft);
  padding:16px;
}
.faq-wrap h3{
  margin:0 0 12px;
  font-size:1.12rem;
  font-weight:900;
}
.accordion-item{
  border-radius:12px;
  overflow:hidden;
  border:1px solid #e8edf2;
  margin-bottom:10px;
}
.accordion-button{
  background:#fff;
  font-weight:700;
  box-shadow:none;
  color:#111;
}
.accordion-button:not(.collapsed){
  background:#111;
  color:#fff;
}
.accordion-button:focus{
  border-color:rgba(215,181,109,.8);
  box-shadow:0 0 0 .2rem rgba(215,181,109,.12);
}
.accordion-body{
  background:#fff;
  color:#5f6b78;
}
.site-footer{
  padding:20px 0 30px;
}
.footer-panel{
  background:linear-gradient(180deg, rgba(18,21,26,.96), rgba(14,16,20,.98));
  border:1px solid rgba(255,255,255,.08);
  box-shadow:var(--shadow);
  border-radius:var(--radius);
  overflow:hidden;
}
.footer-inner{
  display:grid;
  grid-template-columns:1.2fr .6fr .8fr;
  gap:18px;
  padding:18px;
  align-items:start;
}
.footer-brand h3{
  margin:0 0 10px;
  font-size:1.12rem;
  font-weight:900;
}
.footer-brand p{
  margin:0;
  color:rgba(236,240,244,.68);
  max-width:56ch;
}
.footer-list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:10px;
}
.footer-list a{
  color:rgba(236,240,244,.84);
  transition:.2s ease;
}
.footer-list a:hover{color:#fff}
.footer-meta{
  display:grid;
  gap:8px;
  color:rgba(236,240,244,.66);
}
.footer-note{
  padding:12px 18px 18px;
  border-top:1px solid rgba(255,255,255,.08);
  color:rgba(236,240,244,.56);
  font-size:.88rem;
}
.focusable:focus-visible,
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible{
  outline:2px solid rgba(215,181,109,.95);
  outline-offset:2px;
}
.scrollbar-x{scrollbar-width:none}
.scrollbar-x::-webkit-scrollbar{display:none}
@media (max-width: 1199.98px){
  .product-layout{grid-template-columns:1fr}
  .sidebar{grid-template-columns:repeat(2,minmax(0,1fr))}
  .product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-inner{grid-template-columns:1fr 1fr}
}
@media (max-width: 991.98px){
  .hero-grid{grid-template-columns:1fr}
  .hero-copy{border-right:0;border-bottom:1px solid rgba(255,255,255,.08)}
  .assurance-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-grid{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr}
}
@media (max-width: 767.98px){
  .hero-points{grid-template-columns:1fr}
  .product-grid{grid-template-columns:1fr}
  .sidebar{grid-template-columns:1fr}
  .metric-board{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .assurance-grid{grid-template-columns:1fr}
  .section-head{flex-direction:column;align-items:flex-start}
  .nav-panel{padding:12px}
  .brand-title{font-size:.98rem}
  .brand-sub{font-size:.78rem}
  .nav-cta{width:100%;justify-content:center}
}
@media (max-width: 575.98px){
  .hero h1{font-size:1.8rem}
  .hero-lead{font-size:.96rem}
  .product-actions{flex-direction:column}
  .control-row .btn, .control-row .btn-light, .control-row .btn-soft{width:100%}
}