/**
 * Animations.css - Animaciones y transiciones
 * Mitiga CRM Agentes
 */

/* ============================================================================
   Skeleton Loaders
   ============================================================================ */
.skeleton-card,
.skeleton-activity-card,
.skeleton-list-item {
    background-color: var(--color-surface);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    animation: skeleton-pulse 1.5s ease-in-out infinite;
}

.skeleton-activity-card {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.skeleton-activity-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius-round);
    background: linear-gradient(90deg, var(--color-border) 25%, var(--color-surface-hover) 50%, var(--color-border) 75%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s infinite;
    flex-shrink: 0;
}

.skeleton-activity-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.skeleton-line {
    height: 12px;
    border-radius: var(--border-radius-sm);
    background: linear-gradient(90deg, var(--color-border) 25%, var(--color-surface-hover) 50%, var(--color-border) 75%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s infinite;
    margin-bottom: var(--spacing-xs);
}

.skeleton-line-title {
    width: 70%;
    height: 16px;
}

.skeleton-line-subtitle {
    width: 50%;
    height: 14px;
}

.skeleton-line-text {
    width: 100%;
    height: 12px;
}

.skeleton-line-text:last-child {
    width: 80%;
}

.skeleton-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-round);
    background: linear-gradient(90deg, var(--color-border) 25%, var(--color-surface-hover) 50%, var(--color-border) 75%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s infinite;
    flex-shrink: 0;
}

.skeleton-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.skeleton-list-item {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

@keyframes skeleton-pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.6;
    }
}

@keyframes skeleton-shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

/* ============================================================================
   Pull-to-Refresh
   ============================================================================ */
.pull-to-refresh-indicator {
    position: absolute;
    top: -60px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md);
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
    z-index: 100;
}

.pull-to-refresh-indicator .pull-to-refresh-icon {
    font-size: var(--font-size-2xl);
    transition: transform var(--transition-base);
}

.pull-to-refresh-indicator .pull-to-refresh-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-medium);
}

.pull-to-refresh-ready .pull-to-refresh-icon {
    transform: rotate(180deg);
}

.pull-to-refresh-refreshing .pull-to-refresh-icon {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* ============================================================================
   Swipe Actions
   ============================================================================ */
.swipeable-card {
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-base);
}

.swipeable-card.swiping {
    transition: none;
}

.swipe-actions {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0 var(--spacing-md);
    background-color: var(--color-background);
    transform: translateX(100%);
    transition: transform var(--transition-base);
}

.swipe-actions-visible {
    transform: translateX(0);
}

.swipe-action-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: background-color var(--transition-fast);
    white-space: nowrap;
}

.swipe-action-btn-edit {
    background-color: var(--color-primary);
    color: white;
}

.swipe-action-btn-edit:hover {
    background-color: var(--color-primary-dark);
}

.swipe-action-btn-delete {
    background-color: var(--color-error);
    color: white;
}

.swipe-action-btn-delete:hover {
    background-color: var(--color-error-dark);
}

.swipe-action-btn-complete {
    background-color: var(--color-success);
    color: white;
}

.swipe-action-btn-complete:hover {
    background-color: var(--color-success-dark);
}

/* ============================================================================
   Page Transitions
   ============================================================================ */
.screen-enter {
    animation: screenEnter var(--transition-base);
}

.screen-exit {
    animation: screenExit var(--transition-base);
}

@keyframes screenEnter {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes screenExit {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(-20px);
    }
}

/* ============================================================================
   Stagger Animation para listas
   ============================================================================ */
.stagger-item {
    animation: staggerFadeIn 0.3s ease-out backwards;
}

.stagger-item:nth-child(1) { animation-delay: 0.05s; }
.stagger-item:nth-child(2) { animation-delay: 0.1s; }
.stagger-item:nth-child(3) { animation-delay: 0.15s; }
.stagger-item:nth-child(4) { animation-delay: 0.2s; }
.stagger-item:nth-child(5) { animation-delay: 0.25s; }
.stagger-item:nth-child(6) { animation-delay: 0.3s; }
.stagger-item:nth-child(7) { animation-delay: 0.35s; }
.stagger-item:nth-child(8) { animation-delay: 0.4s; }
.stagger-item:nth-child(9) { animation-delay: 0.45s; }
.stagger-item:nth-child(10) { animation-delay: 0.5s; }

@keyframes staggerFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================================================
   Loading States
   ============================================================================ */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    animation: fadeIn var(--transition-base);
}

.loading-spinner-container {
    background-color: var(--color-surface);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    box-shadow: var(--shadow-xl);
}

.loading-progress {
    width: 200px;
    height: 4px;
    background-color: var(--color-border);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
}

.loading-progress-bar {
    height: 100%;
    background-color: var(--color-primary);
    border-radius: var(--border-radius-sm);
    transition: width var(--transition-base);
    animation: progressShimmer 1.5s infinite;
}

@keyframes progressShimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}