/* ==========================================================================
   ZoomFlightz - Skeleton Loading Component & Shimmer Animation (skeleton.css)
   ========================================================================== */

.skeleton {
    background: #e2e8f0;
    background: linear-gradient(90deg, #e2e8f0 25%, #f1f5f9 50%, #e2e8f0 75%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s infinite;
    border-radius: 6px;
    display: inline-block;
}

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

.skeleton-text {
    height: 14px;
    margin-bottom: 8px;
    border-radius: 4px;
    width: 100%;
}

.skeleton-text.sm {
    height: 10px;
}

.skeleton-text.w-75 {
    width: 75%;
}

.skeleton-text.w-50 {
    width: 50%;
}

.skeleton-text.w-25 {
    width: 25%;
}

.skeleton-title {
    height: 22px;
    width: 60%;
    margin-bottom: 12px;
    border-radius: 6px;
}

.skeleton-circle {
    border-radius: 50%;
    width: 44px;
    height: 44px;
    flex-shrink: 0;
}

.skeleton-badge {
    height: 22px;
    width: 75px;
    border-radius: 12px;
}

.skeleton-button {
    height: 38px;
    width: 110px;
    border-radius: 8px;
}

/* 1. Matrix Shimmer Component */
.skeleton-matrix-box {
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border-default);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 24px;
    box-shadow: var(--card-shadow);
}

.skeleton-matrix-header {
    background: var(--color-accent);
    padding: 12px 18px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.skeleton-matrix-body {
    padding: 16px;
    display: flex;
    gap: 12px;
    overflow-x: hidden;
}

.skeleton-matrix-col {
    flex: 1;
    min-width: 120px;
    background: var(--color-bg-body);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-sm);
    padding: 12px;
    text-align: center;
}

/* 2. Sidebar Shimmer Component */
.skeleton-sidebar-box {
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border-default);
    border-radius: var(--border-radius);
    padding: 18px;
    box-shadow: var(--card-shadow);
}

/* 3. Flight Card Shimmer Component */
.skeleton-flight-card {
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border-default);
    border-radius: var(--border-radius);
    padding: 20px 24px;
    margin-bottom: 20px;
    box-shadow: var(--card-shadow);
    pointer-events: none;
}