/* ============================================
   TOAST NOTIFICATION SYSTEM
   Premium toast notifications with variants
   ============================================ */

.toast-container {
    position: fixed;
    top: var(--space-lg);
    right: var(--space-lg);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    pointer-events: none;
}

.toast {
    position: relative;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-md) var(--space-lg);
    min-width: 320px;
    max-width: 420px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    pointer-events: auto;
    animation: toastSlideIn 0.3s var(--ease-out);
    overflow: hidden;
}

/* Toast slide-in animation */
@keyframes toastSlideIn {
    from {
        transform: translateX(calc(100% + var(--space-lg)));
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Toast slide-out animation */
@keyframes toastSlideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(calc(100% + var(--space-lg)));
        opacity: 0;
    }
}

.toast.removing {
    animation: toastSlideOut 0.3s var(--ease-out) forwards;
}

/* Toast Icon */
.toast-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Toast Content */
.toast-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.toast-title {
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--text-primary);
}

.toast-message {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Toast Close Button */
.toast-close {
    flex-shrink: 0;
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: all var(--duration-fast) var(--ease-out);
    margin-left: auto;
}

.toast-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

/* Progress Bar */
.toast-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    background: currentColor;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    transform-origin: left;
    animation: toastProgress 5s linear forwards;
}

@keyframes toastProgress {
    from {
        transform: scaleX(1);
    }
    to {
        transform: scaleX(0);
    }
}

/* Toast Variants */

/* Success Toast */
.toast.success {
    border-color: rgba(16, 185, 129, 0.3);
    background: rgba(16, 185, 129, 0.1);
    backdrop-filter: var(--glass-blur);
}

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

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

/* Error Toast */
.toast.error {
    border-color: rgba(239, 68, 68, 0.3);
    background: rgba(239, 68, 68, 0.1);
    backdrop-filter: var(--glass-blur);
}

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

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

/* Warning Toast */
.toast.warning {
    border-color: rgba(245, 158, 11, 0.3);
    background: rgba(245, 158, 11, 0.1);
    backdrop-filter: var(--glass-blur);
}

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

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

/* Info Toast */
.toast.info {
    border-color: rgba(59, 130, 246, 0.3);
    background: rgba(59, 130, 246, 0.1);
    backdrop-filter: var(--glass-blur);
}

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

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

/* Mobile Responsive */
@media (max-width: 640px) {
    .toast-container {
        top: auto;
        bottom: var(--space-lg);
        left: var(--space-md);
        right: var(--space-md);
    }

    .toast {
        min-width: auto;
        width: 100%;
        animation: toastSlideUp 0.3s var(--ease-out);
    }

    @keyframes toastSlideUp {
        from {
            transform: translateY(calc(100% + var(--space-lg)));
            opacity: 0;
        }
        to {
            transform: translateY(0);
            opacity: 1;
        }
    }

    @keyframes toastSlideDown {
        from {
            transform: translateY(0);
            opacity: 1;
        }
        to {
            transform: translateY(calc(100% + var(--space-lg)));
            opacity: 0;
        }
    }

    .toast.removing {
        animation: toastSlideDown 0.3s var(--ease-out) forwards;
    }
}