.shop-bg {
    background-color: #fdf2f8;
    background-image:
        linear-gradient(90deg, transparent 50%, rgba(255, 255, 255, 0.5) 50%),
        linear-gradient(rgba(244, 114, 182, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(244, 114, 182, 0.1) 1px, transparent 1px);
    background-size: 50px 50px, 20px 20px, 20px 20px;
}

.counter {
    background-color: #78350f;
    background-image:
        linear-gradient(to right, rgba(0, 0, 0, 0.2) 0%, transparent 5%, transparent 95%, rgba(0, 0, 0, 0.2) 100%),
        url("data:image/svg+xml,%3Csvg width='100' height='10' viewBox='0 0 100 10' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0h100v2H0z' fill='%2392400e' fill-opacity='0.4'/%3E%3C/svg%3E");
    border-top: 12px solid #92400e;
    box-shadow: 0 -10px 25px rgba(0, 0, 0, 0.4);
}

.till-btn {
    background: linear-gradient(to bottom, #f1f5f9, #cbd5e1);
    border: 1px solid #94a3b8;
    box-shadow:
        0 4px 0 #64748b,
        0 5px 5px rgba(0, 0, 0, 0.3);
    transition: all 0.1s;
    font-family: 'Fredoka One', cursive;
}

.till-btn:active {
    transform: translateY(4px);
    box-shadow:
        0 0 0 #64748b,
        inset 0 2px 5px rgba(0, 0, 0, 0.2);
}

.till-btn.copper {
    background: linear-gradient(to bottom, #d97706, #b45309);
    border-color: #92400e;
    box-shadow: 0 4px 0 #78350f, 0 5px 5px rgba(0, 0, 0, 0.3);
    color: #fffbeb;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.till-btn.gold {
    background: linear-gradient(to bottom, #facc15, #ca8a04);
    border-color: #a16207;
    box-shadow: 0 4px 0 #854d0e, 0 5px 5px rgba(0, 0, 0, 0.3);
    color: #fffbeb;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.receipt {
    background: #fff;
    background-image: radial-gradient(#cbd5e1 1px, transparent 1px);
    background-size: 10px 10px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
    position: relative;
}

.receipt::after {
    content: "";
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 10px;
    background: linear-gradient(45deg, transparent 33.333%, #ffffff 33.333%, #ffffff 66.667%, transparent 66.667%), linear-gradient(-45deg, transparent 33.333%, #ffffff 33.333%, #ffffff 66.667%, transparent 66.667%);
    background-size: 10px 20px;
}

.coin-drag {
    touch-action: none;
    cursor: grab;
    filter: drop-shadow(0 4px 4px rgba(0, 0, 0, 0.3));
    transition: transform 0.1s;
}

.coin-drag:active {
    cursor: grabbing;
    transform: scale(1.1);
}

/* High-quality claymation background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('clay_background.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    z-index: -1;
}