/**
 * Skeleton Loader Components
 * Loading state placeholders
 */

/* Base Skeleton Animation */
@keyframes skeleton-loading {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}

.skeleton {
    background: linear-gradient(90deg,
            var(--bg-tertiary) 25%,
            var(--bg-secondary) 50%,
            var(--bg-tertiary) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite ease-in-out;
    border-radius: var(--radius-sm);
}

/* Skeleton Types */
.skeleton-text {
    height: 1em;
    width: 100%;
    margin-bottom: 0.5em;
}

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

.skeleton-text.medium {
    width: 70%;
}

.skeleton-title {
    height: 1.5em;
    width: 60%;
    margin-bottom: 1em;
}

.skeleton-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
}

.skeleton-avatar.large {
    width: 80px;
    height: 80px;
}

.skeleton-button {
    height: 40px;
    width: 120px;
    border-radius: var(--radius-sm);
}

.skeleton-card {
    height: 200px;
    width: 100%;
    border-radius: var(--radius-md);
}

.skeleton-image {
    aspect-ratio: 16/9;
    width: 100%;
    border-radius: var(--radius-sm);
}

/* Skeleton Container */
.skeleton-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Skeleton Row */
.skeleton-row {
    display: flex;
    gap: 1rem;
    align-items: center;
}

/* Dashboard Stat Card Skeleton */
.skeleton-stat-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.skeleton-stat-card .skeleton-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
}

.skeleton-stat-card .skeleton-value {
    height: 2rem;
    width: 50%;
}

.skeleton-stat-card .skeleton-label {
    height: 1rem;
    width: 70%;
}

/* Table Row Skeleton */
.skeleton-table-row {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr 1fr;
    gap: 1rem;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.skeleton-table-row .skeleton-cell {
    height: 1.25rem;
}

/* List Item Skeleton */
.skeleton-list-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-card);
    border-radius: var(--radius-sm);
}

.skeleton-list-item .skeleton-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* Form Skeleton */
.skeleton-form-group {
    margin-bottom: 1.5rem;
}

.skeleton-form-group .skeleton-label {
    height: 1rem;
    width: 30%;
    margin-bottom: 0.5rem;
}

.skeleton-form-group .skeleton-input {
    height: 44px;
    width: 100%;
    border-radius: var(--radius-sm);
}

/* CV Preview Skeleton */
.skeleton-cv-preview {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-sm);
    aspect-ratio: 210/297;
    /* A4 ratio */
}

.skeleton-cv-preview .skeleton-header {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.skeleton-cv-preview .skeleton-section {
    margin-bottom: 1.5rem;
}

.skeleton-cv-preview .skeleton-section-title {
    height: 1.5rem;
    width: 30%;
    margin-bottom: 1rem;
    background: #e0e0e0;
}

.skeleton-cv-preview .skeleton-line {
    height: 1rem;
    margin-bottom: 0.5rem;
    background: #f0f0f0;
}

/* Template Card Skeleton */
.skeleton-template-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.skeleton-template-card .skeleton-preview {
    aspect-ratio: 3/4;
    width: 100%;
}

.skeleton-template-card .skeleton-info {
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* Utility: Hide when loaded */
.skeleton-loaded .skeleton,
.skeleton-loaded [class*="skeleton-"] {
    display: none;
}

/* Dark mode adjustments (default is dark) */
.skeleton {
    --skeleton-base: var(--bg-tertiary);
    --skeleton-highlight: var(--bg-secondary);
}

/* Screen reader only class */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}