/* Discovery Layout & Sidebar Styles */

.discovery-layout.full-width {
    display: grid;
    grid-template-columns: var(--sidebar-width) 1fr;
    gap: 0;
    width: 100%;
    max-width: none;
    margin: 0;
    padding: 0;
    background-color: var(--bg-page);
    min-height: calc(100vh - var(--header-height));
}

/* Sidebar Styling */
.filter-sidebar {
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border-light);
    padding: var(--space-md);
    height: calc(100vh - var(--header-height));
    position: sticky;
    top: var(--header-height);
    overflow-y: auto;
    z-index: 10;
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--border-light);
}

.sidebar-header h3 {
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--text-main);
}

.sidebar-header button {
    background: #f3f4f6;
    border: none;
    color: #4b5563; /* 5.1:1 contrast on #f3f4f6 — WCAG AA pass */
    border-radius: 10px;
    padding: 10px 15px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.sidebar-header button:hover {
    color: var(--danger-color)
}
    

/* Collapsible Sections */
.filter-group-collapsible {
    margin-bottom: 8px;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: white;
}

.filter-group-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    cursor: pointer;
    background: #fcfdfe;
    transition: var(--transition-base);
}

.filter-group-header:hover {
    background: #f8fafc;
}

.filter-group-header label {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-main);
    margin: 0;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.chevron-icon {
    transition: transform 0.3s ease;
    color: var(--text-muted);
}

.collapsible-content {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: all 0.3s ease;
    padding: 0 16px;
}

.collapsible-content.expanded {
    max-height: 500px;
    opacity: 1;
    padding: 16px;
    border-top: 1px solid var(--border-light);
}

.collapsible-content.expanded + .filter-group-header .chevron-icon,
.filter-group-header .chevron-icon.rotated {
    transform: rotate(180deg);
}

/* Horizontal Scroll Grid */
.discovery-content {
    display: flex;
    flex-direction: column;
    padding: var(--space-xl);
    background: white;
    width: 100%;
    min-width: 0; /* Allow shrinking */
}

.events-grid-container {
    width: 100%;
    position: relative;
    margin-top: var(--space-md);
}

.events-grid.horizontal-scroll {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: var(--space-lg);
    padding: var(--space-sm) 4px var(--space-lg) 4px;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
}

/* Custom Scrollbar for Grid */
.events-grid.horizontal-scroll::-webkit-scrollbar {
    height: 8px;
}

.events-grid.horizontal-scroll::-webkit-scrollbar-track {
    background: #f1f5f9;
    border-radius: 10px;
}

.events-grid.horizontal-scroll::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 10px;
}

.events-grid.horizontal-scroll::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Card overrides for horizontal scroll */
.events-grid.horizontal-scroll .modern-card {
    flex: 0 0 320px; /* Fixed width for horizontal scroll */
    min-width: 320px;
}

/* Sorting & Header - Modern Title Row */
.results-header {
    margin-top: 4rem;
    margin-bottom: 2rem;
    padding: 24px;
    background: white;
    border-radius: 16px;
    border: 1px solid var(--border-light);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
}

.results-title-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 12px;
}

#resultsTitle {
    margin: 0;
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--text-dark);
    letter-spacing: -0.02em;
}

#resultsCount {
    font-size: 0.82rem;
    color: var(--text-muted);
    font-weight: 500;
    display: block;
}

.sorting-controls {
    display: flex;
    align-items: center;
    gap: 12px;
}

.sorting-controls label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-muted);
}

.sort-select {
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-light);
    background-color: white;
    color: var(--text-main);
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    min-width: 170px;
}

.sort-select:hover {
    border-color: var(--primary-color);
}

.sort-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--accent-soft);
}

/* Individual Filter Items */
.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 250px; /* Limit height */
    overflow-y: auto;  /* Enable scroll */
    padding-right: 8px; /* Space for scrollbar */
}

/* Custom Scrollbar for Groups */
.checkbox-group::-webkit-scrollbar {
    width: 4px;
}

.checkbox-group::-webkit-scrollbar-track {
    background: transparent;
}

.checkbox-group::-webkit-scrollbar-thumb {
    background: #e2e8f0;
    border-radius: 10px;
}

.checkbox-group::-webkit-scrollbar-thumb:hover {
    background: #cbd5e1;
}

.checkbox-item {
    font-size: 0.82rem;
    color: var(--text-muted);
}

.checkbox-item:hover {
    color: var(--primary-color);
}

/* Mobile Adjustments */
@media (max-width: 1024px) {
    .discovery-layout.full-width {
        grid-template-columns: 1fr;
    }
    .filter-sidebar {
        display: none;
    }
    .events-grid.horizontal-scroll {
        flex-wrap: wrap; /* Wrap on mobile for better usability */
        overflow-x: visible;
    }
    .events-grid.horizontal-scroll .modern-card {
        flex: 0 0 calc(50% - var(--space-lg));
        min-width: auto;
    }
}

@media (max-width: 640px) {
    .events-grid.horizontal-scroll .modern-card {
        flex: 0 0 100%;
    }
}