/* ==========================================================================
   AVPMS TOURS — CATALOG LISTING & FILTERS LAYOUT
   ========================================================================== */

.catalog-layout-grid {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 2rem;
    align-items: start;
}

@media (max-width: 900px) {
    .catalog-layout-grid {
        grid-template-columns: 1fr;
    }
}

/* 1. FILTER SIDEBAR STYLINGS */
.catalog-sidebar-panel {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-md);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 90px; /* offset for sticky navbar */
}

.sidebar-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--card-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.filter-block {
    margin-bottom: 1.75rem;
}

.filter-block-title {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.filter-options-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* Checklist items input style */
.filter-checkbox-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    cursor: pointer;
}

.filter-checkbox-row input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--accent-color);
}

/* Slider styling */
.slider-container {
    padding-top: 1rem;
}

.slider-range-control {
    width: 100%;
    accent-color: var(--accent-color);
    background-color: var(--card-border);
    height: 6px;
    border-radius: 3px;
    outline: none;
}

.slider-bubble {
    font-weight: 700;
    color: var(--accent-color);
    font-size: 1rem;
    margin-top: 0.5rem;
}

/* 2. TOP TOOLBAR SEARCH & CONTROLS */
.catalog-toolbar {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-md);
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    box-shadow: var(--shadow-sm);
}

.toolbar-search-cell {
    display: flex;
    align-items: center;
    background-color: var(--body-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-sm);
    padding: 0.5rem 1rem;
    width: 100%;
    max-width: 400px;
    gap: 0.5rem;
}

.toolbar-search-cell svg {
    width: 18px;
    height: 18px;
    color: var(--text-muted);
}

.toolbar-search-cell input {
    width: 100%;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-dark);
}

.toolbar-actions-cell {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.toolbar-select-wrap select {
    padding: 0.5rem 2rem 0.5rem 1rem;
    background-color: var(--body-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-sm);
    color: var(--text-dark);
    font-weight: 500;
    cursor: pointer;
}

/* View layout layout switcher */
.view-switch-btns {
    display: flex;
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
}

.view-btn {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background-color: var(--card-bg);
    color: var(--text-muted);
    transition: var(--transition-fast);
}

.view-btn svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.view-btn:hover, .view-btn.is-active {
    background-color: var(--primary-light);
    color: var(--primary-color);
}

@media (max-width: 600px) {
    .catalog-toolbar {
        flex-direction: column;
        align-items: stretch;
    }
    .toolbar-search-cell {
        max-width: 100%;
    }
}

/* 3. SKELETON LOADER ANIMATIONS */
.skeleton-card-item {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    height: 380px;
    display: flex;
    flex-direction: column;
}

.skeleton-media {
    height: 200px;
    background-color: var(--card-border);
}

.skeleton-details {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    flex-grow: 1;
}

.skeleton-line {
    height: 16px;
    background-color: var(--card-border);
    border-radius: 4px;
}

.skeleton-line.sm { width: 40%; }
.skeleton-line.md { width: 70%; }
.skeleton-line.lg { width: 90%; }
.skeleton-line.flex { height: 40px; margin-top: auto; }

.animate-pulse {
    animation: pulse 1.5s infinite ease-in-out;
}

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

/* 4. EMPTY/BLANK STATE UX */
.empty-results-view {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.empty-results-view svg {
    width: 64px;
    height: 64px;
    color: var(--text-muted);
}

.empty-results-view h3 {
    font-size: 1.5rem;
    font-weight: 700;
}

.empty-results-view p {
    color: var(--text-light);
    max-width: 400px;
    margin-bottom: 1rem;
}