/* Container Overlay */
#popup-container {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(17, 24, 39, 0.5); /* gray-900 with opacity */
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
}

/* Card */
#popup-card {
    background-color: #fff;
    border-radius: 0.75rem; /* rounded-xl */
    box-shadow: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.1);
    width: 20rem; /* w-80 */
    padding: 1.5rem; /* p-6 */
    text-align: center;
}

/* Icon */
#popup-icon img {
    width: 4rem;   /* w-16 */
    height: 4rem;  /* h-16 */
    border-radius: 50%;
    margin: 0 auto;
}

/* Title */
#popup-title {
    font-family: 'Oswald', sans-serif;
    font-size: 1.25rem;
    font-weight: bold;
    margin-top: 0.5rem;
}

/* Message */
#popup-message {
    color: #4b5563; /* text-gray-600 */
    margin-top: 0.5rem;
}

/* Button */
#popup-card button {
    width: 100%;
    border: none;
    border-radius: 0.375rem;
    font-weight: bold;
    padding: 0.5rem 1rem;
    margin-top: 1rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    cursor: pointer;
    transition: all 0.2s ease-in-out;
}

/* Error Variant */
.error-btn {
    background-color: #ef4444; /* red-500 */
    color: #fff;
}
.error-btn:hover {
    background-color: #fff;
    color: #ef4444;
    border: 2px solid #ef4444;
}

/* Success Variant */
.success-btn {
    background-color: #22c55e; /* green-500 */
    color: #fff;
}
.success-btn:hover {
    background-color: #fff;
    color: #22c55e;
    border: 2px solid #22c55e;
}

/* Utility: Hidden */
.hidden {
    display: none !important;
}