:root{
      --bg: #f7f7f9;
      --card: #ffffff;
      --text: #1f2937;
      --muted: #6b7280;
      --brand: #2563eb;
      --brand-2: #1d4ed8;
      --border: #e5e7eb;
      --ok: #059669;
      --warn: #b45309;
      --radius: 14px;
      --shadow: 0 6px 18px rgba(17,24,39,.07);
      --shadow-sm: 0 2px 8px rgba(17,24,39,.06);
      --focus: 0 0 0 3px rgba(37,99,235,.25);
    }

    @media (prefers-color-scheme: dark){
      :root{
        --bg: #0f1115;
        --card: #161a22;
        --text: #e5e7eb;
        --muted: #9ca3af;
        --brand: #60a5fa;
        --brand-2: #3b82f6;
        --border: #283042;
        --shadow: none;
        --shadow-sm: none;
      }
    }

    * { box-sizing: border-box; }
    body{
      margin: 0;
      background: radial-gradient(1200px 600px at 20% -10%, rgba(37,99,235,.06), transparent 60%),
                  radial-gradient(800px 400px at 120% 10%, rgba(16,185,129,.05), transparent 60%),
                  var(--bg);
      color: var(--text);
      font-family: system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";
      line-height: 1.5;
    }

    .wrap{
      max-width: 1100px;
      padding: 24px;
      margin: 0 auto 120px auto; /* centers the page */
    }

    header{
      display: grid;
      gap: 12px;
      margin: 8px 0 16px;
      text-align: center;       /* center header text */
      justify-items: center;    /* center header content */
    }

    h1{
      font-size: clamp(1.5rem, 1.2rem + 1.5vw, 2.2rem);
      margin: 0;
      letter-spacing: .2px;
    }

    .sub{
      color: var(--muted);
      margin-top: -4px;
      max-width: 70ch;
    }

    .toolbar{
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      align-items: center;
      justify-content: center;  /* center the toolbar */
      margin: 8px 0 18px;
    }

    .search{
      flex: 1 1 340px;
      max-width: 520px;
      display: flex;
      align-items: center;
      gap: 8px;
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 999px;
      padding: 8px 12px;
      box-shadow: var(--shadow-sm);
    }
    .search input{
      border: 0;
      outline: 0;
      width: 100%;
      background: transparent;
      color: var(--text);
      font-size: 0.95rem;
    }
    .btn{
      appearance: none;
      border: 1px solid var(--border);
      background: var(--card);
      color: var(--text);
      padding: 10px 14px;
      border-radius: 10px;
      cursor: pointer;
      box-shadow: var(--shadow-sm);
      transition: transform .04s ease, border-color .15s ease, background .15s ease;
    }
    .btn:hover{ background: color-mix(in oklab, var(--card) 92%, var(--brand) 8%); }
    .btn:active{ transform: translateY(1px); }
    .btn:focus-visible{ outline: none; box-shadow: var(--focus); }

    .grid{
      display: grid;
      grid-template-columns: minmax(0, 1fr);
      gap: 16px;
      justify-items: center;    /* center the cards */
    }

    details.card{
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      overflow: clip;
      transition: border-color .2s ease, box-shadow .2s ease;
      width: 100%;
      max-width: 900px;         /* limit width for nice centered look */
    }
    details.card[open]{
      border-color: color-mix(in oklab, var(--border) 60%, var(--brand) 40%);
    }

    summary{
      list-style: none;
      display: grid;
      grid-template-columns: 1fr auto;
      align-items: center;
      gap: 12px;
      padding: 14px 16px;
      cursor: pointer;
      user-select: none;
    }
    summary::-webkit-details-marker { display: none; }

    .title{
      display: flex;
      flex-wrap: wrap;
      gap: 10px 12px;
      align-items: center;
    }
    .name{
      font-weight: 650;
      letter-spacing: .2px;
    }
    .link{
      color: var(--brand);
      text-decoration: none;
      border: 1px solid color-mix(in oklab, var(--brand) 42%, var(--border) 58%);
      border-radius: 999px;
      padding: 6px 11px;
      font-size: .85rem;
      background: color-mix(in oklab, var(--card) 88%, var(--brand) 12%);
      white-space: nowrap;
    }
    .link:hover{ background: color-mix(in oklab, var(--card) 80%, var(--brand) 20%); }
    .chev{
      inline-size: 11px; block-size: 11px;
      border-right: 2px solid var(--muted);
      border-bottom: 2px solid var(--muted);
      transform: rotate(-45deg);
      transition: transform .2s ease;
      margin: 0 6px 0 0;
    }
    details[open] .chev{ transform: rotate(45deg); }

    .panel{
      border-top: 1px solid var(--border);
      padding: 0;
      background: linear-gradient(0deg, color-mix(in oklab, var(--card) 90%, var(--brand) 10%), var(--card));
    }

    .frame-wrap{
      position: relative;
      padding: 12px;
    }

    /* Larger iframe/menu area */
    .frame{
      width: 100%;
      height: clamp(700px, 75vh, 1100px); /* bigger! */
      background: #fff;
      border: 1px solid var(--border);
      border-radius: 12px;
      box-shadow: var(--shadow-sm);
    }

    .note{
      display: none;
      margin-top: 8px;
      color: var(--muted);
      font-size: .92rem;
      background: color-mix(in oklab, var(--card) 92%, #f59e0b 8%);
      border: 1px dashed color-mix(in oklab, var(--border) 60%, #f59e0b 40%);
      padding: 8px 10px;
      border-radius: 10px;
    }

    .badges{
      display: inline-flex;
      gap: 6px;
      flex-wrap: wrap;
      align-items: center;
    }
    .badge{
      font-size: .78rem;
      color: #065f46;
      background: color-mix(in oklab, var(--card) 90%, #10b981 10%);
      border: 1px solid color-mix(in oklab, var(--border) 40%, #10b981 60%);
      padding: 3px 8px;
      border-radius: 999px;
    }

    footer{
      margin-top: 28px;
      color: var(--muted);
      font-size: .9rem;
      text-align: center;
    }