/* ==========================================================================
   Product Variation Alert
   ==========================================================================
   
   Clean alert design for product variation selection warnings
   
   @package aaapos-prime
   @since 1.0.0
   ========================================================================== */

.variation-alert {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.variation-alert.active {
    opacity: 1;
    visibility: visible;
}

.variation-alert__backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    animation: fadeIn 0.3s ease;
}

.variation-alert__container {
    position: relative;
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-2xl);
    max-width: 460px;
    width: 100%;
    overflow: hidden;
    transform: translateY(100px);
    opacity: 0;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.4s ease;
}

.variation-alert.active .variation-alert__container {
    transform: translateY(0);
    opacity: 1;
}

.variation-alert__icon {
    padding: var(--space-6) var(--space-6) var(--space-3);
    display: flex;
    align-items: center;
    justify-content: center;
}

.variation-alert__icon svg {
    width: 56px;
    height: 56px;
    color: var(--color-primary);
}

.variation-alert__content {
    padding: 0 var(--space-6) var(--space-6);
    text-align: center;
}

.variation-alert__title {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-dark);
    margin: 0 0 var(--space-2);
    font-family: var(--font-heading);
}

.variation-alert__message {
    font-size: var(--text-base);
    color: var(--color-text);
    line-height: 1.6;
    margin: 0 0 var(--space-5);
}

.variation-alert__actions {
    display: flex;
    gap: var(--space-3);
    justify-content: center;
}

.variation-alert__button {
    padding: var(--space-2) var(--space-12);
    border: none;
    border-radius: var(--border-radius-2xl);
    font-size: var(--text-base);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-body);
    min-width: 160px;
}

.variation-alert__button--primary {
    background: var(--color-primary);
    color: var(--color-white);
}

.variation-alert__button--primary:hover {
    background: var(--color-black);
}

.variation-alert__button--primary:active {
    transform: translateY(0);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Success variant (for future use) */
.variation-alert__icon--success svg {
    color: var(--color-success);
}

/* Error variant (for future use) */
.variation-alert__icon--error svg {
    color: var(--color-danger);
}

/* Info variant (for future use) */
.variation-alert__icon--info svg {
    color: var(--color-info);
}

/* Responsive */
@media (max-width: 640px) {
    .variation-alert {
        padding: var(--space-3);
    }

    .variation-alert__container {
        max-width: 100%;
    }

    .variation-alert__icon {
        padding: var(--space-6) var(--space-4);
    }

    .variation-alert__icon svg {
        width: 48px;
        height: 48px;
    }

    .variation-alert__content {
        padding: var(--space-5);
    }

    .variation-alert__title {
        font-size: var(--text-lg);
    }

    .variation-alert__message {
        font-size: var(--text-sm);
    }

    .variation-alert__actions {
        flex-direction: column;
    }

    .variation-alert__button {
        width: 100%;
        min-width: auto;
    }
}

/* Prevent body scroll when alert is open */
body.variation-alert-open {
    overflow: hidden;
}