/**
 * Lazy Loading Styles
 * Organizador Pessoal v2.0
 */

/* Base lazy loading classes */
.lazy,
[data-lazy],
[data-lazy-component],
[data-lazy-table],
[data-lazy-chart] {
    min-height: 100px;
    position: relative;
}

.lazy-loading {
    overflow: hidden;
    position: relative;
}

.lazy-loaded {
    animation: lazyFadeIn 0.3s ease-in-out;
}

.lazy-error {
    background-color: var(--bs-gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bs-danger);
}

/* Fade in animation */
@keyframes lazyFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Skeleton Loading Styles */
.skeleton {
    position: relative;
    overflow: hidden;
    background-color: var(--bs-gray-200);
    border-radius: 4px;
}

[data-theme="dark"] .skeleton {
    background-color: var(--bs-gray-800);
}

/* Shimmer effect */
.skeleton::after {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    transform: translateX(-100%);
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0) 0,
        rgba(255, 255, 255, 0.2) 20%,
        rgba(255, 255, 255, 0.5) 60%,
        rgba(255, 255, 255, 0)
    );
    animation: shimmer 2s infinite;
}

[data-theme="dark"] .skeleton::after {
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0) 0,
        rgba(255, 255, 255, 0.05) 20%,
        rgba(255, 255, 255, 0.1) 60%,
        rgba(255, 255, 255, 0)
    );
}

@keyframes shimmer {
    100% {
        transform: translateX(100%);
    }
}

/* Image skeleton */
.skeleton-image {
    width: 100%;
    height: 200px;
    background-color: var(--bs-gray-200);
    border-radius: 8px;
}

[data-theme="dark"] .skeleton-image {
    background-color: var(--bs-gray-800);
}

/* Component skeleton */
.skeleton-component {
    padding: 1.5rem;
}

.skeleton-header {
    height: 24px;
    width: 60%;
    background-color: var(--bs-gray-300);
    border-radius: 4px;
    margin-bottom: 1rem;
}

[data-theme="dark"] .skeleton-header {
    background-color: var(--bs-gray-700);
}

.skeleton-body {
    space-y: 0.5rem;
}

.skeleton-line {
    height: 16px;
    background-color: var(--bs-gray-300);
    border-radius: 4px;
    margin-bottom: 0.5rem;
}

[data-theme="dark"] .skeleton-line {
    background-color: var(--bs-gray-700);
}

.skeleton-line.short {
    width: 40%;
}

/* Table skeleton */
.skeleton-table .skeleton-row {
    border-bottom: 1px solid var(--bs-gray-200);
}

[data-theme="dark"] .skeleton-table .skeleton-row {
    border-bottom-color: var(--bs-gray-700);
}

.skeleton-cell {
    height: 20px;
    background-color: var(--bs-gray-300);
    border-radius: 4px;
    margin: 0.5rem 0;
}

[data-theme="dark"] .skeleton-cell {
    background-color: var(--bs-gray-700);
}

.skeleton-cell.short {
    width: 60%;
}

/* Chart skeleton */
.skeleton-chart {
    height: 300px;
    padding: 2rem;
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

.skeleton-chart-bars {
    display: flex;
    gap: 1rem;
    align-items: flex-end;
    width: 100%;
    max-width: 400px;
}

.skeleton-bar {
    flex: 1;
    background-color: var(--bs-gray-300);
    border-radius: 4px 4px 0 0;
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .skeleton-bar {
    background-color: var(--bs-gray-700);
}

.skeleton-bar::after {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    transform: translateY(100%);
    background: linear-gradient(
        0deg,
        rgba(255, 255, 255, 0) 0,
        rgba(255, 255, 255, 0.2) 50%,
        rgba(255, 255, 255, 0)
    );
    animation: slideUp 1.5s infinite;
}

@keyframes slideUp {
    100% {
        transform: translateY(-100%);
    }
}

/* Loading states for specific components */

/* Card loading */
.card.lazy-loading {
    min-height: 200px;
}

.card.lazy-loading .card-body {
    display: none;
}

/* Table loading */
.table.lazy-loading tbody {
    min-height: 300px;
    display: block;
}

/* Image loading with blur effect */
img.lazy {
    filter: blur(5px);
    transition: filter 0.3s;
}

img.lazy-loaded {
    filter: blur(0);
}

/* Responsive skeleton sizes */
@media (max-width: 768px) {
    .skeleton-image {
        height: 150px;
    }
    
    .skeleton-chart {
        height: 200px;
    }
    
    .skeleton-component {
        padding: 1rem;
    }
}

/* Intersection Observer animation trigger */
.lazy-animate {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.lazy-animate.lazy-loaded {
    opacity: 1;
    transform: translateY(0);
}

/* Error states */
.lazy-error::before {
    content: "⚠";
    font-size: 2rem;
    margin-right: 0.5rem;
}

/* Custom loading spinner */
.lazy-spinner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
}

.lazy-spinner::after {
    content: "";
    display: block;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 3px solid var(--bs-primary);
    border-color: var(--bs-primary) transparent var(--bs-primary) transparent;
    animation: lazySpinner 1.2s linear infinite;
}

@keyframes lazySpinner {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* Placeholder text animation */
.lazy-placeholder {
    position: relative;
    color: transparent;
    background: linear-gradient(90deg, var(--bs-gray-300) 25%, var(--bs-gray-200) 50%, var(--bs-gray-300) 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
    border-radius: 4px;
    display: inline-block;
    min-width: 100px;
}

[data-theme="dark"] .lazy-placeholder {
    background: linear-gradient(90deg, var(--bs-gray-700) 25%, var(--bs-gray-800) 50%, var(--bs-gray-700) 75%);
    background-size: 200% 100%;
}

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