/* ============================================
   SYSTÈME DE NOTIFICATIONS TOAST
   Notifications unifiées pour tout le site
   ============================================ */

.toast-container {
    position: fixed;
    top: var(--spacing-4);
    right: var(--spacing-4);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
    max-width: 400px;
    width: 100%;
    pointer-events: none;
}

@media (max-width: 640px) {
    .toast-container {
        top: var(--spacing-2);
        right: var(--spacing-2);
        left: var(--spacing-2);
        max-width: none;
    }
}

.toast {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-4);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
    pointer-events: auto;
    animation: toastSlideIn var(--transition-slow) var(--ease-out);
    border-left: 4px solid;
    position: relative;
    overflow: hidden;
}

.toast::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background-color: currentColor;
    transform: scaleX(0);
    transform-origin: left;
    animation: toastProgress var(--toast-duration, 5000ms) linear forwards;
}

/* Types de notifications */
.toast-success {
    border-left-color: var(--success);
    color: var(--success-dark);
}

.toast-success .toast-icon {
    color: var(--success);
}

.toast-error {
    border-left-color: var(--error);
    color: var(--error-dark);
}

.toast-error .toast-icon {
    color: var(--error);
}

.toast-warning {
    border-left-color: var(--warning);
    color: var(--warning-dark);
}

.toast-warning .toast-icon {
    color: var(--warning);
}

.toast-info {
    border-left-color: var(--info);
    color: var(--info-dark);
}

.toast-info .toast-icon {
    color: var(--info);
}

/* Icône */
.toast-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    margin-top: 2px;
}

.toast-icon svg {
    width: 100%;
    height: 100%;
}

/* Contenu */
.toast-content {
    flex: 1;
    min-width: 0;
}

.toast-title {
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    color: var(--dark);
    margin-bottom: var(--spacing-1);
    line-height: var(--leading-tight);
}

.toast-message {
    font-size: var(--text-sm);
    color: var(--gray-700);
    line-height: var(--leading-normal);
    margin: 0;
}

/* Bouton de fermeture */
.toast-close {
    flex-shrink: 0;
    background: none;
    border: none;
    padding: var(--spacing-1);
    cursor: pointer;
    color: var(--gray-400);
    transition: var(--transition-colors);
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.toast-close:hover {
    color: var(--gray-600);
}

.toast-close svg {
    width: 18px;
    height: 18px;
}

/* Animations */
@keyframes toastSlideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes toastSlideOut {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(100%);
    }
}

@keyframes toastProgress {
    to {
        transform: scaleX(1);
    }
}

/* État de sortie */
.toast.exiting {
    animation: toastSlideOut var(--transition-base) var(--ease-in) forwards;
}

/* Position alternative (bottom-right) */
.toast-container.bottom-right {
    top: auto;
    bottom: var(--spacing-4);
    right: var(--spacing-4);
}

@media (max-width: 640px) {
    .toast-container.bottom-right {
        bottom: var(--spacing-2);
        right: var(--spacing-2);
        left: var(--spacing-2);
    }
}

.toast-container.bottom-right .toast {
    animation: toastSlideInBottom var(--transition-slow) var(--ease-out);
}

.toast-container.bottom-right .toast.exiting {
    animation: toastSlideOutBottom var(--transition-base) var(--ease-in) forwards;
}

@keyframes toastSlideInBottom {
    from {
        opacity: 0;
        transform: translateY(100%);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes toastSlideOutBottom {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(100%);
    }
}