/**
 * ============================================================================
 *    TOAST NOTIFICATIONS
 * ============================================================================
 * Componente de notificaciones toast con tokens CSS centralizados.
 * Diseñado para 1920x1080 - toda información visible sin scroll.
 * 
 * Tokens requeridos: design-tokens.css
 * ============================================================================
 */

/* -----------------------------------------------------------------------------
   Contenedor principal
   ----------------------------------------------------------------------------- */
.toast-container {
    position: var(--toast-container-position);
    bottom: var(--toast-container-bottom);
    right: var(--toast-container-right);
    z-index: var(--toast-container-z-index);
    display: flex;
    flex-direction: column;
    gap: var(--toast-container-gap);
    pointer-events: none;
}

/* -----------------------------------------------------------------------------
   Toast individual
   ----------------------------------------------------------------------------- */
.toast {
    background-color: white;
    border-radius: var(--toast-radius);
    padding: var(--toast-padding-y) var(--toast-padding-x);
    box-shadow: var(--toast-shadow);
    display: flex;
    align-items: flex-start;
    gap: var(--toast-gap);
    min-width: var(--toast-min-width);
    max-width: var(--toast-max-width);
    pointer-events: auto;
    transform: translateX(120%);
    transition: transform var(--toast-transition) cubic-bezier(0.16, 1, 0.3, 1);
    border-left: var(--toast-border-left-width) solid transparent;
    border: var(--toast-border-width) solid var(--color-gray-200);
}

/* Visible state */
.toast.is-visible {
    transform: translateX(0);
}

/* -----------------------------------------------------------------------------
   Icono
   ----------------------------------------------------------------------------- */
.toast__icon {
    font-size: var(--toast-icon-size);
    flex-shrink: var(--toast-icon-flex-shrink);
    line-height: 1;
}

/* -----------------------------------------------------------------------------
   Contenido
   ----------------------------------------------------------------------------- */
.toast__content {
    flex: 1;
}

.toast__title {
    font-weight: var(--toast-title-font-weight);
    font-size: var(--toast-title-font-size);
    margin-bottom: var(--space-1);
    color: var(--toast-title-color);
}

.toast__message {
    font-size: var(--toast-message-font-size);
    color: var(--toast-message-color);
    line-height: var(--toast-message-line-height);
}

/* -----------------------------------------------------------------------------
   Botón cerrar
   ----------------------------------------------------------------------------- */
.toast__close {
    background: none;
    border: none;
    color: var(--toast-close-color);
    cursor: pointer;
    padding: var(--toast-close-padding);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-fast);
    flex-shrink: 0;
}

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

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

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

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

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

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

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

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

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

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

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

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

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

/* -----------------------------------------------------------------------------
   Variante compacta
   ----------------------------------------------------------------------------- */
.toast--compact {
    padding: var(--space-3) var(--space-4);
    min-width: 250px;
    max-width: 350px;
}

.toast--compact .toast__icon {
    font-size: var(--text-lg);
}

.toast--compact .toast__title {
    font-size: var(--text-sm);
}

.toast--compact .toast__message {
    font-size: var(--text-xs);
}

/* -----------------------------------------------------------------------------
   Responsive
   ----------------------------------------------------------------------------- */
@media (max-width: 640px) {
    .toast-container {
        bottom: var(--space-4);
        right: var(--space-4);
        left: var(--space-4);
    }
    
    .toast {
        min-width: auto;
        max-width: none;
        width: auto;
    }
}