/* Borrow the Aurora background aesthetic */
    body.page { position: relative; overflow-x: clip; }
    .bg-canvas { position: fixed; inset: 0; width: 100%; height: 100%; z-index: -2; }
    .bg-gradient { position: fixed; inset: 0; z-index: -3; background:
      radial-gradient(60% 60% at 85% 10%, rgba(139,30,229,.15), transparent 60%),
      radial-gradient(50% 50% at 15% 80%, rgba(30,136,229,.12), transparent 60%),
      linear-gradient(180deg, rgba(3,6,26,1) 0%, rgba(5,10,30,1) 100%);
    }
    .glass { background: rgba(30,30,36,0.45); border: 1px solid rgba(255,255,255,0.10); backdrop-filter: blur(12px); border-radius: 16px; box-shadow: 0 10px 40px rgba(0,0,0,0.25); }

    header { background-color: rgba(10,10,25,0.5); backdrop-filter: blur(8px); }

  /* Wrapper baseline spacing */
  .wrap { padding: 6rem 0 3rem; }
  /* Requested: add spacing on the product window container itself */
  .wrap > .container.grid { padding: 4rem 0; }
    .grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 1rem; align-items: start; }
    .panel { padding: 1rem; }
    .title { font-size: 1.8rem; background: linear-gradient(90deg, #fff, var(--primary, #8b1ee5)); -webkit-background-clip: text; background-clip: text; color: transparent; }
    .muted { opacity: .85; }
    .row { display:grid; gap:.5rem; margin: 1rem 0; }
    .field { display:grid; gap:.35rem; }
    .field input[type="text"], .field input[type="number"], .field select { padding:.6rem .7rem; border-radius:10px; border:1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.04); color: #fff; }

    .inline { display:flex; gap:.5rem; }
    .inline .field { flex:1; }

    .summary { position: sticky; top: 6rem; display:grid; gap:.75rem; }
    .sum-row { display:flex; justify-content: space-between; opacity:.9; }
    .total { font-size: 1.25rem; font-weight: 700; }
    .checkout { display:flex; gap:.5rem; }
    .btn { cursor: pointer; }

    @media (max-width: 980px){ .grid { grid-template-columns: 1fr; } .summary{ position: static; } }

    /* -------------------------------
   Liquid glass sliders (Blur/Transparency)
   ------------------------------- */
    .glass-slider.slider-container {
    position: relative;
    width: min(320px, 60vw);
    height: 10px;
    background: rgba(255,255,255,0.10);
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.08);
    }
    .glass-slider .slider-progress {
    position: absolute;
    height: 100%;
    width: 0%;
    background: linear-gradient(117deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 999px;
    z-index: 1;
    }
    .glass-slider .slider-thumb-glass {
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 56px;
    height: 34px;
    border-radius: 999px;
    cursor: pointer;
    z-index: 2;
    background-color: #fff;
    box-shadow: 0 1px 8px 0 rgba(0, 30, 63, 0.1), 0 0 2px 0 rgba(0, 9, 20, 0.1);
    overflow: hidden;
    transition: transform 0.15s ease, height 0.15s ease;
    }
    .glass-slider .slider-thumb-glass-filter { position: absolute; inset: 0; z-index: 0; backdrop-filter: blur(.6px); -webkit-backdrop-filter: blur(.6px); filter: url(#mini-liquid-lens); }
    .glass-slider .slider-thumb-glass-overlay { position: absolute; inset: 0; z-index: 1; background-color: rgba(255,255,255,0.1); }
    .glass-slider .slider-thumb-glass-specular { position: absolute; inset: 0; z-index: 2; border-radius: inherit; box-shadow: inset 1px 1px 0 rgba(69,168,243,0.2), inset 1px 3px 0 rgba(28,63,90,0.05), inset 0 0 22px rgba(255,255,255,0.6), inset -1px -1px 0 rgba(69,168,243,0.12); }
    .glass-slider .slider-thumb-glass-filter, .glass-slider .slider-thumb-glass-overlay, .glass-slider .slider-thumb-glass-specular { opacity: 0; }
    .glass-slider .slider-thumb-glass.active { background-color: transparent; box-shadow: none; }
    .glass-slider .slider-thumb-glass.active .slider-thumb-glass-filter, .glass-slider .slider-thumb-glass.active .slider-thumb-glass-overlay, .glass-slider .slider-thumb-glass.active .slider-thumb-glass-specular { opacity: 1; }
    .glass-slider .slider-thumb-glass:active { transform: translate(-50%, -50%) scaleY(0.98) scaleX(1.06); }

    /* Slider box layout to prevent jumping */
    .slider-box{
    display:flex;
    flex-direction:column;
    gap:12px;
    width:100%;
    background: rgba(255,255,255,0.02);
    border:1px solid rgba(255,255,255,0.06);
    border-radius:12px;
    padding:12px;
    }
    .slider-row{
    display:grid;
    grid-template-columns: 120px 1fr 72px;
    align-items:center;
    gap:10px;
    }
    .slider-row + .slider-row{ border-top:1px solid rgba(255,255,255,0.06); padding-top:12px; }
    .sr-label{ font-weight:600; opacity:.92; }
    .sr-track{ display:flex; align-items:center; }
    .sr-value{ text-align:right; opacity:.85; min-width: 60px; }
    .slider-actions{ display:flex; justify-content:flex-end; padding-top:6px; gap: 0.4rem;}
    /* Prevent selection while dragging */
    .slider-box, .slider-row, .sr-label, .sr-track, .sr-value, .glass-slider, .glass-slider * {
      -webkit-user-select: none; user-select: none;
    }
    @media (max-width: 540px){
    .slider-row{ grid-template-columns: 1fr; }
    .sr-value{ text-align:left; }
    }