:root {
    --primary-color: #0F172A;
    --secondary-color: #0EA5E9;
    --text-light: #F8FAFC;
    --glass-bg: rgba(15, 23, 42, 0.7);
    --glass-border: rgba(255, 255, 255, 0.2);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
    overflow: hidden;
    background: #000;
}


#ui-overlay {

    position: absolute;
    top: 0;
    left: 0;

    width: 100vw;
    height: 100vh;

    pointer-events: none;

    display: flex;
    flex-direction: column;
    justify-content: space-between;

    padding: 30px 20px;

    z-index: 10;
}



.glass-panel {

    background: var(--glass-bg);

    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);

    border: 1px solid var(--glass-border);

    border-radius: 16px;

    color: var(--text-light);

    pointer-events: auto;

    padding: 20px;

    box-shadow:
    0 8px 32px rgba(0,0,0,0.3);

}



#instruction-toast {

    align-self: center;

    text-align: center;

    max-width: 90%;

    font-size: 0.95rem;

    margin-top: 20px;

}



#product-card {

    transition:
    opacity 0.4s ease,
    transform 0.4s ease;

}


#product-card.hidden {

    opacity: 0;

    transform: translateY(120%);

    pointer-events: none;

}



#product-title {

    color: #38BDF8;

    font-size: 1.5rem;

    margin-bottom: 10px;

}



#product-desc {

    color: #CBD5E1;

    line-height: 1.5;

    margin-bottom: 20px;

}



.actions {

    display: flex;

    gap: 12px;

}



.btn {

    flex: 1;

    padding: 14px;

    border: none;

    border-radius: 10px;

    font-size: 1rem;

    font-weight: 600;

    cursor: pointer;

}



.btn-primary {

    background: #0EA5E9;

    color: white;

}



.btn-secondary {

    background: rgba(255,255,255,0.1);

    color: white;

    border: 1px solid rgba(255,255,255,0.2);

}