.directory-layout {
    max-width: 80rem;
    margin: 0 auto;
    padding: 3rem 2rem 6rem;
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
}

@media (min-width: 1024px) {
    .directory-layout {
        grid-template-columns: 280px 1fr;
    }
}

/* Filter Sidebar Card */
.filter-sidebar {
    position: sticky;
    top: calc(var(--nav-height) + 1.5rem);
    height: fit-content;
    background: #ffffff;
    border: 1px solid var(--color-surface-container-high);
    border-radius: var(--radius-xl);
    padding: 1.75rem;
    box-shadow: var(--shadow-sm);
}

@media (max-width: 1023px) {
    .filter-sidebar {
        position: relative !important;
        top: 0 !important;
        height: auto !important;
        margin-bottom: 0;
    }
}

.filter-section {
    margin-bottom: 2rem;
}

.filter-section:last-child {
    margin-bottom: 0;
}

.filter-title {
    font-family: var(--font-headline);
    font-size: 0.875rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-slate-700);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-title .material-symbols-outlined {
    font-size: 1.125rem;
    color: var(--color-primary);
}

/* Search input inside sidebar */
.sidebar-search-wrap {
    position: relative;
    width: 100%;
}

.sidebar-search-wrap input {
    width: 100%;
    padding: 0.65rem 1rem 0.65rem 2.25rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-surface-container-high);
    background: var(--color-surface);
    font-family: var(--font-body);
    font-size: 0.875rem;
    outline: none;
    transition: var(--transition-normal);
}

.sidebar-search-wrap input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 101, 101, 0.15);
    background: #ffffff;
}

.sidebar-search-icon {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1rem;
    color: var(--color-slate-400);
}

/* Sidebar Option Buttons */
.filter-btn-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.filter-opt-btn {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.625rem 0.875rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-slate-600);
    transition: var(--transition-fast);
    text-align: left;
}

.filter-opt-btn:hover {
    background: var(--color-surface-container-low);
    color: var(--color-primary);
}

.filter-opt-btn.active {
    background: rgba(0, 101, 101, 0.08);
    color: var(--color-primary);
    font-weight: 700;
}

.filter-opt-btn .material-symbols-outlined {
    font-size: 1.125rem;
}

/* Grid results & count */
.results-header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.results-count {
    font-size: 0.9375rem;
    color: var(--color-slate-500);
    font-weight: 500;
}

.directory-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

/* Pagination styles */
.pagination-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-top: 4rem;
    flex-wrap: wrap;
}

.pagination-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.5rem;
    height: 2.5rem;
    padding: 0 0.5rem;
    border-radius: var(--radius-md);
    background: #ffffff;
    border: 1px solid var(--color-surface-container-high);
    color: var(--color-slate-600);
    font-size: 0.875rem;
    font-weight: 700;
    transition: var(--transition-fast);
    cursor: pointer;
}

.pagination-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: rgba(0, 101, 101, 0.04);
}

.pagination-btn.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(0, 101, 101, 0.25);
}

.pagination-btn.disabled {
    opacity: 0.4;
    cursor: not-allowed;
    pointer-events: none;
}

.empty-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: 6rem 2rem;
    background: #ffffff;
    border: 1px solid var(--color-surface-container-high);
    border-radius: var(--radius-xl);
    color: var(--color-slate-400);
}

.empty-results-icon {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    color: var(--color-slate-300);
}

.empty-results h4 {
    font-family: var(--font-headline);
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--color-slate-700);
    margin-bottom: 0.5rem;
}

/* Price Filter Specifics */
.price-range-inputs {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    margin-bottom: 0.5rem;
}

.price-input {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-surface-container-high);
    background: var(--color-surface);
    font-family: var(--font-body);
    font-size: 0.8125rem;
    outline: none;
    transition: var(--transition-normal);
}

.price-input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 101, 101, 0.15);
    background: #ffffff;
}

.btn-price-action {
    padding: 0.5rem;
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    font-weight: 700;
    cursor: pointer;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    transition: var(--transition-fast);
}

#btn-apply-price {
    flex: 2;
    background: var(--color-primary);
    color: #ffffff;
}

#btn-apply-price:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

#btn-clear-price {
    flex: 1;
    background: var(--color-surface-container-high);
    color: var(--color-slate-600);
}

#btn-clear-price:hover {
    background: var(--color-surface-container-highest);
    color: var(--color-slate-800);
}

/* Premium Custom Dropdown styling */
.custom-sort-dropdown {
    position: relative;
    display: inline-block;
    z-index: 100;
}

.sort-trigger-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid var(--color-surface-container-high);
    border-radius: var(--radius-lg);
    padding: 0.5rem 1rem;
    box-shadow: 0 4px 16px rgba(0, 101, 101, 0.04);
    cursor: pointer;
    transition: all var(--transition-normal);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--color-slate-700);
    outline: none;
    width: auto;
    border-style: solid;
}

.sort-trigger-btn:hover {
    border-color: var(--color-primary);
    background: #ffffff;
    box-shadow: 0 6px 20px rgba(0, 101, 101, 0.08);
    transform: translateY(-1px);
}

.sort-trigger-btn:focus-visible {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 101, 101, 0.15);
}

.sort-trigger-btn .sort-icon {
    font-size: 1.125rem;
    color: var(--color-primary);
}

.sort-trigger-btn .dropdown-arrow {
    font-size: 1.25rem;
    color: var(--color-slate-400);
    transition: transform var(--transition-fast);
    margin-left: 0.25rem;
}

.custom-sort-dropdown.open .dropdown-arrow {
    transform: rotate(180deg);
    color: var(--color-primary);
}

/* Dropdown options list styling */
.sort-options-list {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    background: #ffffff;
    border: 1px solid var(--color-surface-container-high);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 30px rgba(0, 101, 101, 0.12);
    padding: 0.5rem;
    margin: 0;
    list-style: none;
    width: 200px;
    display: none;
    flex-direction: column;
    gap: 0.25rem;
    transform-origin: top right;
    animation: dropdownScaleIn 0.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes dropdownScaleIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(-5px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.custom-sort-dropdown.open .sort-options-list {
    display: flex;
}

.sort-opt-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-md);
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-slate-600);
    cursor: pointer;
    transition: var(--transition-fast);
}

.sort-opt-item:hover {
    background: rgba(0, 101, 101, 0.05);
    color: var(--color-primary);
}

.sort-opt-item.active {
    background: rgba(0, 101, 101, 0.08);
    color: var(--color-primary);
    font-weight: 700;
}

.sort-opt-item .opt-icon {
    font-size: 1rem;
    color: var(--color-slate-400);
}

.sort-opt-item.active .opt-icon {
    color: var(--color-primary);
}

/* Responsive styling */
@media (max-width: 640px) {
    .results-header-row {
        flex-direction: column;
        align-items: stretch;
        gap: 0.75rem;
    }
    .results-count {
        text-align: center;
        font-size: 0.875rem;
    }
    .custom-sort-dropdown {
        width: 100%;
    }
    .sort-trigger-btn {
        width: 100%;
        justify-content: center;
    }
    .sort-options-list {
        width: 100%;
        left: 0;
        right: 0;
        transform-origin: top center;
    }
}

/* Shimmer Loading Animation */
@keyframes shimmerGlow {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.shimmer-bg {
    background: linear-gradient(90deg, #f1f5f9 25%, #e2e8f0 50%, #f1f5f9 75%);
    background-size: 200% 100%;
    animation: shimmerGlow 1.5s infinite linear;
}

.shimmer-line {
    height: 12px;
    border-radius: var(--radius-sm);
    background: linear-gradient(90deg, #f1f5f9 25%, #e2e8f0 50%, #f1f5f9 75%);
    background-size: 200% 100%;
    animation: shimmerGlow 1.5s infinite linear;
    margin-bottom: 0.75rem;
}

.shimmer-line.shimmer-subcat {
    width: 40%;
    height: 10px;
}

.shimmer-line.shimmer-title {
    width: 85%;
    height: 16px;
    margin-bottom: 1.25rem;
}

.shimmer-line.shimmer-price {
    width: 60%;
    height: 12px;
}

.ota-shimmer-card {
    border: 1px solid var(--color-surface-container-high);
    border-radius: var(--radius-xl);
    background: #ffffff;
    padding: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    pointer-events: none;
    width: 100%;
}

.ota-shimmer-card .ota-card-img-wrapper {
    height: 200px;
    width: 100%;
}

.ota-shimmer-card .ota-card-body {
    padding: 1.25rem;
}