/* Compact Design - Based on Design 1 */
/* Same professional style, tighter spacing, wider table */

/* CSS Variables for theming */
:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --success-color: #16a34a;
    --warning-color: #ca8a04;
    --info-color: #0284c7;
    --danger-color: #dc2626;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-hover: #f3f4f6;
    --border-color: #e5e7eb;
    --border-radius: 8px;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);

    /* Compact spacing - reduced */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.375rem;
    --spacing-md: 0.625rem;
    --spacing-lg: 1rem;
    --spacing-xl: 1.25rem;
}

/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-size: 14px;
}

.container {
    max-width: 1600px; /* Wider container */
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Header - more compact */
header {
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-lg) 0;
    margin-bottom: 1rem;
    box-shadow: var(--shadow-sm);
}

.header-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
    padding: var(--spacing-xs) 0;
}

header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

header .subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.category-menu {
    display: flex;
    gap: var(--spacing-sm);
    overflow-x: auto;
    flex: 1;
    padding: var(--spacing-xs) var(--spacing-xs);
}

.category-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.8125rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    font-family: inherit;
}

.category-btn:hover {
    background-color: var(--bg-hover);
    color: var(--text-primary);
}

.category-btn.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.category-btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Main content */
main {
    flex: 1;
    padding: var(--spacing-xl) 0;
}

/* Table header - now outside sections */
.table-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-md);
    position: relative;
}

.table-header h2 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.support-contact {
    font-size: 0.75rem;
    color: var(--text-secondary);
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.support-contact a {
    color: var(--accent);
    text-decoration: none;
}

.support-contact a:hover {
    text-decoration: underline;
}

.last-updated {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Filters Section */
.filters-section {
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    border: 1px solid var(--border-color);
}

.table-section {
    background-color: var(--bg-primary);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
}

.filters-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.filters-header h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.reset-filters-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: var(--bg-primary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
}

.reset-filters-btn:hover {
    background-color: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--primary-color);
}

.filters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.filter-group label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-primary);
}

.filter-select {
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.75rem;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.2s ease;
}

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

.filter-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Range Sliders */
.filter-slider {
    position: relative;
}

.filter-slider label span {
    display: inline-block;
    min-width: 60px;
    text-align: left;
}

.range-slider {
    width: 100%;
    height: 6px;
    background: var(--border-color);
    border-radius: 3px;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
}

.range-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    background: var(--primary-color);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
}

.range-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    background: var(--primary-hover);
}

.range-slider::-moz-range-thumb {
    width: 16px;
    height: 16px;
    background: var(--primary-color);
    border-radius: 50%;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
}

.range-slider::-moz-range-thumb:hover {
    transform: scale(1.2);
    background: var(--primary-hover);
}

.range-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.6875rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

/* Checkbox Filters */
.filter-checkbox-group {
    position: relative;
}

.checkbox-options {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.checkbox-label {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
    user-select: none;
}

.checkbox-label:hover {
    border-color: var(--primary-color);
    background-color: var(--bg-hover);
}

.checkbox-label input[type="checkbox"] {
    width: 14px;
    height: 14px;
    margin: 0;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.checkbox-label input[type="checkbox"]:checked + span {
    color: var(--primary-color);
    font-weight: 500;
}

.checkbox-label:has(input[type="checkbox"]:checked) {
    border-color: var(--primary-color);
    background-color: rgba(37, 99, 235, 0.08);
}

/* Multi-Select Dropdown */
.multi-select-dropdown {
    position: relative;
}

.multi-select-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.75rem;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.2s ease;
    width: 100%;
    text-align: left;
    color: var(--text-primary);
}

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

.multi-select-trigger:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.multi-select-trigger[aria-expanded="true"] {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.multi-select-text {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
}

.multi-select-text.placeholder {
    color: var(--text-secondary);
}

.multi-select-arrow {
    margin-left: var(--spacing-sm);
    font-size: 0.625rem;
    color: var(--text-secondary);
    transition: transform 0.2s ease;
}

.multi-select-trigger[aria-expanded="true"] .multi-select-arrow {
    transform: rotate(180deg);
}

/* Dropdown Panel */
.multi-select-panel {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    min-width: 180px;
    max-height: 280px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    box-shadow: var(--shadow-md);
    z-index: 1000;
    display: none;
    flex-direction: column;
}

.multi-select-panel.open {
    display: flex;
}

/* Panel Header with Select All / Deselect All */
.multi-select-header {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    border-radius: 6px 6px 0 0;
}

.multi-select-action {
    flex: 1;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.6875rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s ease;
    font-family: inherit;
}

.multi-select-action:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background-color: rgba(37, 99, 235, 0.05);
}

/* Options List */
.multi-select-options {
    overflow-y: auto;
    padding: var(--spacing-xs) 0;
}

.multi-select-option {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    transition: background-color 0.15s ease;
}

.multi-select-option:hover {
    background-color: var(--bg-hover);
}

.multi-select-option input[type="checkbox"] {
    width: 14px;
    height: 14px;
    margin: 0;
    cursor: pointer;
    accent-color: var(--primary-color);
    flex-shrink: 0;
}

.multi-select-option span {
    flex: 1;
    font-size: 0.8125rem;
    cursor: pointer;
    user-select: none;
}

/* Toggle Switch Filter */
.filter-toggle {
    position: relative;
    margin-left: var(--spacing-sm);
}

.toggle-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.toggle-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.2s ease;
}

.toggle-label-left {
    color: var(--text-secondary);
}

.toggle-label-right {
    color: var(--text-secondary);
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 22px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--border-color);
    transition: 0.3s;
    border-radius: 22px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: 0.3s;
    border-radius: 50%;
}

.toggle-switch input:checked + .toggle-slider {
    background-color: var(--primary-color);
}

.toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(22px);
}

.toggle-switch input:focus + .toggle-slider {
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}

.filter-results {
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.filter-results span {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* Table wrapper for scroll */
.table-wrapper {
    overflow: auto;
    max-height: 80vh;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.table-wrapper::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

/* Table styles - compact */
.listings-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8125rem;
    table-layout: fixed;
}

.listings-table thead {
    background-color: var(--bg-secondary);
    position: sticky;
    top: 0;
    z-index: 10;
}

.listings-table th {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
    white-space: nowrap;
    font-size: 0.75rem;
}

/* Sortable column headers */
.listings-table th.sortable {
    cursor: pointer;
    user-select: none;
    transition: background-color 0.2s ease;
}

.listings-table th.sortable:hover {
    background-color: var(--bg-hover);
}

.listings-table th.sortable .sort-indicator {
    display: inline-block;
    margin-left: 4px;
    opacity: 0.3;
    font-size: 0.625rem;
}

.listings-table th.sortable.sort-active .sort-indicator {
    opacity: 1;
    color: var(--primary-color);
}

.listings-table th.sortable.sort-asc .sort-indicator::after {
    content: "▲";
}

.listings-table th.sortable.sort-desc .sort-indicator::after {
    content: "▼";
}

.listings-table th.sortable:not(.sort-active) .sort-indicator::after {
    content: "▲";
}

.listings-table tbody tr {
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.2s ease;
}

.listings-table tbody tr:nth-child(even) {
    background-color: var(--bg-secondary);
}

.listings-table tbody tr:hover {
    background-color: var(--bg-hover);
}

.listings-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    vertical-align: middle;
}

/* Column specific styles - fixed widths */
.col-marketplace {
    width: 8%;
}

.col-brand {
    width: 14%;
}

.col-cpu {
    width: 14%;
}

.col-ram {
    width: 7%;
}

.col-storage {
    width: 9%;
}

.col-form-factor {
    width: 9%;
}

/* HDD-specific columns */
.col-price-per {
    width: 8%;
}

.col-capacity {
    width: 8%;
}

.col-rpm {
    width: 7%;
}

.col-interface {
    width: 9%;
}

.col-price {
    width: 10%;
}

.col-link {
    width: 20%;
    text-align: left;
}

/* RAM-specific columns */
.col-modules {
    width: 7%;
}

.col-type {
    width: 6%;
}

.col-speed {
    width: 7%;
}

/* Routers-specific columns */
.col-data-rate {
    width: 10%;
}

/* Switches-specific columns */
.col-ports {
    width: 6%;
}

.col-switch-type {
    width: 12%;
}

.col-management {
    width: 9%;
}

/* Brand/Model cell - more compact */
.brand-model {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.brand-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.8125rem;
}

.model-name {
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.3;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.title-link {
    font-size: 0.75rem;
    color: var(--accent-color, #3b82f6);
    text-decoration: none;
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.title-link:hover {
    text-decoration: underline;
}

/* Condition badge - smaller */
.condition-badge {
    display: inline-block;
    padding: 0.125rem 0.375rem;
    border-radius: 3px;
    font-size: 0.625rem;
    font-weight: 600;
    text-transform: uppercase;
    margin-top: 0.125rem;
    max-width: fit-content;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.condition-new {
    background-color: #dcfce7;
    color: var(--success-color);
}

.condition-used {
    background-color: #fef3c7;
    color: var(--warning-color);
}

.condition-refurbished {
    background-color: #dbeafe;
    color: var(--info-color);
}

/* Price cell - compact */
.price-cell {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.price-amount {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--primary-color);
}

.shipping-info {
    font-size: 0.625rem;
    color: var(--text-secondary);
}

.free-shipping {
    color: var(--success-color);
    font-weight: 600;
}

/* Link button - smaller */
.view-link {
    display: inline-block;
    padding: 0.375rem 0.75rem;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-size: 0.75rem;
    font-weight: 500;
    transition: background-color 0.2s ease;
    text-align: center;
}

.view-link:hover {
    background-color: var(--primary-hover);
}

/* Loading and error messages */
.loading-message,
.error-message {
    text-align: center;
    padding: var(--spacing-xl);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.error-message {
    color: var(--danger-color);
    background-color: #fee2e2;
    border-radius: var(--border-radius);
}

/* Footer - compact */
footer {
    background-color: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-lg) 0;
    margin-top: auto;
}

footer p {
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

footer a {
    color: var(--accent);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* Responsive design */
@media (max-width: 1200px) {
    .filters-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

@media (max-width: 1100px) {
    .col-storage {
        display: none;
    }

    .listings-table th.col-storage,
    .listings-table td.col-storage {
        display: none;
    }
}

@media (max-width: 900px) {
    .container {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    header h1 {
        font-size: 1.25rem;
    }

    header .subtitle {
        font-size: 0.75rem;
    }

    .header-content {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }

    .category-menu {
        width: 100%;
    }

    .category-btn {
        font-size: 0.75rem;
        padding: var(--spacing-xs) var(--spacing-md);
    }

    .table-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .table-section {
        padding: var(--spacing-md);
    }

    .listings-table {
        font-size: 0.75rem;
    }

    /* Hide columns on mobile */
    .mobile-hide {
        display: none !important;
    }

    /* Mobile column widths */
    .col-brand {
        width: 25%;
    }

    /* HDD/SSD/RAM capacity */
    .col-capacity {
        width: 20%;
    }

    .col-size {
        width: 12%;
    }

    .col-resolution {
        width: 18%;
    }

    .col-price {
        width: 20%;
    }

    .col-link {
        width: 25%;
    }

    /* Router/Switch: Brand, LAN Ports, Price, Link */
    .col-ports {
        width: 20%;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .price-amount {
        font-size: 0.875rem;
    }

    .view-link {
        padding: 0.3rem 0.6rem;
        font-size: 0.6875rem;
    }
}

/* Scrollbar styling */
.table-wrapper::-webkit-scrollbar,
.category-menu::-webkit-scrollbar {
    height: 6px;
}

.table-wrapper::-webkit-scrollbar-track,
.category-menu::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

.table-wrapper::-webkit-scrollbar-thumb,
.category-menu::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.table-wrapper::-webkit-scrollbar-thumb:hover,
.category-menu::-webkit-scrollbar-thumb:hover {
    background: var(--text-light);
}