* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #141414;
    --bg-tertiary: #1a1a1a;
    --bg-hover: #252525;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #666666;
    --accent: #9c6eff;
    --accent-hover: #b38aff;
    --border: #2a2a2a;
    --success: #4caf50;
    --warning: #ff9800;
    --error: #f44336;
    --card-bg: #161616;
    --card-hover: #1e1e1e;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.5;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 20px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo {
    font-size: 18px;
    font-weight: 700;
    color: var(--accent);
    text-decoration: none;
}

.page-title {
    font-size: 14px;
    color: var(--text-secondary);
    padding-left: 16px;
    border-left: 1px solid var(--border);
}

.texture-count {
    font-size: 13px;
    color: var(--text-muted);
}

/* Toolbar */
.toolbar {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 20px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
}

/* Browse Toggle */
.browse-toggle {
    display: flex;
    gap: 0;
}

.toggle-btn {
    padding: 8px 16px;
    border: 1px solid var(--border);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}

.toggle-btn:first-child {
    border-radius: 6px 0 0 6px;
}

.toggle-btn:last-child {
    border-radius: 0 6px 6px 0;
    border-left: none;
}

.toggle-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

.toggle-btn:hover:not(.active) {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.search-box {
    position: relative;
    flex: 1;
    min-width: 200px;
    max-width: 400px;
}

.search-box input {
    width: 100%;
    padding: 10px 36px 10px 14px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-size: 14px;
    transition: border-color 0.2s;
}

.search-box input:focus {
    outline: none;
    border-color: var(--accent);
}

.search-box input::placeholder {
    color: var(--text-muted);
}

.clear-btn {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 18px;
    padding: 4px 8px;
    display: none;
}

.clear-btn.visible {
    display: block;
}

.filters {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.filters select {
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-size: 14px;
    cursor: pointer;
    min-width: 140px;
}

.filters select:focus {
    outline: none;
    border-color: var(--accent);
}

/* Toggle Option */
.toggle-option {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-secondary);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
    user-select: none;
}

.toggle-option:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.toggle-option input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--accent);
    cursor: pointer;
}

.toggle-option:has(input:checked) {
    border-color: var(--accent);
    color: var(--text-primary);
}

.view-options {
    display: flex;
    gap: 4px;
}

.view-btn {
    padding: 8px 10px;
    border: 1px solid var(--border);
    background: var(--bg-tertiary);
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s;
}

.view-btn:first-child {
    border-radius: 6px 0 0 6px;
}

.view-btn:last-child {
    border-radius: 0 6px 6px 0;
}

.view-btn.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

/* Category Tags */
.category-tags {
    display: flex;
    gap: 8px;
    padding: 12px 20px;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
    overflow-x: auto;
    scrollbar-width: thin;
}

.category-tag {
    padding: 6px 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 20px;
    color: var(--text-secondary);
    font-size: 13px;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s;
}

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

.category-tag.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

/* Disabled state for TXD mode */
.category-tags.disabled {
    opacity: 0.4;
    pointer-events: none;
}

select.disabled,
.filters select:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.category-tag .count {
    margin-left: 6px;
    opacity: 0.7;
}

/* Stats Bar */
.stats-bar {
    display: flex;
    gap: 20px;
    padding: 10px 20px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border);
    font-size: 12px;
    color: var(--text-muted);
    overflow-x: auto;
}

.stats-bar .stat {
    display: flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
}

.stats-bar .stat-value {
    color: var(--accent);
    font-weight: 600;
}

/* Main Content */
.main-content {
    padding: 20px;
    max-width: 1800px;
    margin: 0 auto;
}

.results-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    font-size: 14px;
    color: var(--text-secondary);
}

#filterInfo {
    color: var(--accent);
}

/* Texture Grid */
.texture-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 16px;
}

.texture-grid.list-view {
    grid-template-columns: 1fr;
    gap: 8px;
}

.texture-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.2s;
}

.texture-card:hover {
    background: var(--card-hover);
    border-color: var(--accent);
    transform: translateY(-2px);
}

.texture-thumb {
    aspect-ratio: 1;
    background: var(--bg-tertiary);
    background-image:
        linear-gradient(45deg, #222 25%, transparent 25%),
        linear-gradient(-45deg, #222 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #222 75%),
        linear-gradient(-45deg, transparent 75%, #222 75%);
    background-size: 16px 16px;
    background-position: 0 0, 0 8px, 8px -8px, -8px 0px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 12px;
    position: relative;
    overflow: hidden;
}

.texture-thumb img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    image-rendering: pixelated;
}

.texture-thumb .placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    background: var(--bg-tertiary);
    width: 100%;
    height: 100%;
    justify-content: center;
}

.texture-thumb .placeholder svg {
    width: 32px;
    height: 32px;
    opacity: 0.3;
}

.texture-info {
    padding: 10px;
}

.texture-name {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 2px;
    word-break: break-all;
    line-height: 1.3;
}

.texture-txd {
    font-size: 11px;
    color: var(--text-muted);
    word-break: break-all;
}

.texture-meta {
    display: flex;
    gap: 8px;
    margin-top: 6px;
    font-size: 10px;
    color: var(--text-secondary);
}

.texture-meta .size {
    color: var(--text-muted);
}

.texture-meta .format {
    padding: 1px 6px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    font-weight: 500;
}

.texture-meta .format.dxt1 { color: #4caf50; }
.texture-meta .format.dxt3 { color: #ff9800; }
.texture-meta .format.dxt5 { color: #2196f3; }
.texture-meta .format.rgba { color: #e91e63; }

/* TXD Cards */
.txd-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.2s;
}

.txd-card:hover {
    background: var(--card-hover);
    border-color: var(--accent);
    transform: translateY(-2px);
}

.txd-preview {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 2px;
    padding: 2px;
    background: var(--bg-tertiary);
    aspect-ratio: 1;
    overflow: hidden;
}

.txd-preview-item {
    background: var(--bg-primary);
    background-image:
        linear-gradient(45deg, #1a1a1a 25%, transparent 25%),
        linear-gradient(-45deg, #1a1a1a 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #1a1a1a 75%),
        linear-gradient(-45deg, transparent 75%, #1a1a1a 75%);
    background-size: 8px 8px;
    background-position: 0 0, 0 4px, 4px -4px, -4px 0px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    min-height: 0;
}

.txd-preview-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    image-rendering: pixelated;
    min-height: 0;
}

.txd-preview-more {
    background: var(--bg-tertiary);
    color: var(--text-muted);
    font-size: 11px;
    font-weight: 600;
}

.txd-info {
    padding: 10px;
}

.txd-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 4px;
    word-break: break-all;
}

.txd-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 11px;
    color: var(--text-muted);
}

.txd-count {
    color: var(--text-secondary);
}

/* TXD Filter Banner */
.txd-filter-banner {
    display: none;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 20px;
    background: var(--accent);
    color: white;
}

.txd-filter-banner.visible {
    display: flex;
}

.txd-filter-banner > span {
    flex: 1;
}

.txd-filter-banner strong {
    font-weight: 600;
}

.txd-banner-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.txd-filter-banner button {
    padding: 6px 12px;
    background: rgba(255,255,255,0.2);
    border: none;
    border-radius: 4px;
    color: white;
    cursor: pointer;
    font-size: 12px;
    transition: background 0.2s;
}

.txd-filter-banner button:hover {
    background: rgba(255,255,255,0.3);
}

.txd-filter-banner button:disabled {
    opacity: 0.7;
    cursor: wait;
}

.txd-filter-banner .banner-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.txd-filter-banner .banner-btn svg {
    flex-shrink: 0;
}

/* List View Cards */
.texture-grid.list-view .texture-card {
    display: flex;
    align-items: center;
}

.texture-grid.list-view .texture-thumb {
    width: 50px;
    height: 50px;
    aspect-ratio: auto;
    flex-shrink: 0;
}

.texture-grid.list-view .texture-info {
    display: flex;
    align-items: center;
    gap: 20px;
    flex: 1;
    padding: 8px 16px;
}

.texture-grid.list-view .texture-name {
    margin: 0;
    min-width: 150px;
}

.texture-grid.list-view .texture-txd {
    flex: 1;
}

.texture-grid.list-view .texture-meta {
    margin: 0;
}

/* Loading */
.loading {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 60px;
    color: var(--text-secondary);
}

.loading.visible {
    display: flex;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Load More */
.load-more {
    text-align: center;
    padding: 30px;
    display: none;
}

.load-more.visible {
    display: block;
}

#loadMoreBtn {
    padding: 12px 32px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
}

#loadMoreBtn:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
}

/* Modal */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}

.modal.visible {
    display: flex;
}

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    position: relative;
}

.modal-close {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 32px;
    height: 32px;
    border: none;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: 6px;
    cursor: pointer;
    font-size: 20px;
    z-index: 10;
    transition: all 0.2s;
}

.modal-close:hover {
    background: var(--error);
    color: white;
}

.modal-body {
    display: flex;
    gap: 20px;
    padding: 20px;
    overflow: auto;
}

.modal-preview {
    width: 300px;
    height: 300px;
    background: var(--bg-tertiary);
    background-image:
        linear-gradient(45deg, #222 25%, transparent 25%),
        linear-gradient(-45deg, #222 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #222 75%),
        linear-gradient(-45deg, transparent 75%, #222 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
    border-radius: 8px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.modal-preview img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    image-rendering: pixelated;
}

.preview-placeholder {
    color: var(--text-muted);
    font-size: 14px;
    text-align: center;
    background: var(--bg-tertiary);
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
}

.modal-info {
    flex: 1;
    min-width: 0;
}

.modal-info h2 {
    font-size: 22px;
    margin-bottom: 4px;
    color: var(--accent);
    word-break: break-all;
}

.modal-info h3 {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: normal;
    margin-bottom: 20px;
}

.modal-info h3 .txd-link {
    color: var(--accent);
    cursor: pointer;
    text-decoration: underline;
    text-decoration-style: dotted;
    text-underline-offset: 2px;
}

.modal-info h3 .txd-link:hover {
    text-decoration-style: solid;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}

.info-item {
    background: var(--bg-tertiary);
    padding: 12px;
    border-radius: 6px;
}

.info-item label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: block;
    margin-bottom: 4px;
}

.info-item span {
    font-size: 14px;
    color: var(--text-primary);
    word-break: break-all;
}

.info-item span.format {
    font-weight: 600;
}

.info-item span.format.dxt1 { color: #4caf50; }
.info-item span.format.dxt3 { color: #ff9800; }
.info-item span.format.dxt5 { color: #2196f3; }
.info-item span.format.rgba,
.info-item span.format.argb32 { color: #e91e63; }

.info-models {
    background: var(--bg-tertiary);
    padding: 12px;
    border-radius: 6px;
    margin-bottom: 20px;
}

.info-models label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: block;
    margin-bottom: 8px;
}

.models-list {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
}

.model-link {
    background: var(--bg-hover);
    color: var(--accent);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s;
}

.model-link:hover {
    background: var(--accent);
    color: #fff;
}

.models-more {
    color: var(--text-muted);
    font-size: 12px;
    padding: 4px 8px;
}

.models-more.clickable {
    cursor: pointer;
    color: var(--accent);
    transition: color 0.2s;
}

.models-more.clickable:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

.modal-actions {
    display: flex;
    gap: 12px;
    padding: 16px 20px;
    border-top: 1px solid var(--border);
    background: var(--bg-tertiary);
}

.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--accent);
    color: white;
}

.btn-primary:hover {
    background: var(--accent-hover);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--bg-hover);
}

/* Alpha indicator */
.alpha-indicator {
    position: absolute;
    top: 6px;
    right: 6px;
    padding: 2px 6px;
    background: rgba(0, 0, 0, 0.7);
    color: #4caf50;
    font-size: 9px;
    border-radius: 4px;
    font-weight: 600;
}

/* Responsive - Tablet */
@media (max-width: 768px) {
    .header {
        padding: 10px 16px;
    }

    .header-left {
        gap: 12px;
    }

    .page-title {
        display: none;
    }

    .toolbar {
        flex-direction: column;
        align-items: stretch;
        padding: 12px 16px;
        gap: 12px;
    }

    .search-box {
        max-width: none;
    }

    .filters {
        flex-wrap: wrap;
    }

    .filters select {
        flex: 1;
        min-width: 100px;
        padding: 12px 14px;
    }

    .view-options {
        display: none;
    }

    .stats-bar {
        padding: 8px 16px;
        gap: 16px;
    }

    .category-tags {
        padding: 10px 16px;
    }

    .main-content {
        padding: 16px;
    }

    .modal-body {
        flex-direction: column;
    }

    .modal-preview {
        width: 100%;
        height: 250px;
    }

    .modal-actions {
        flex-wrap: wrap;
    }

    .modal-actions .btn {
        flex: 1;
        min-width: 45%;
        padding: 12px 16px;
    }

    .texture-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: 12px;
    }

    .texture-info {
        padding: 8px;
    }

    .info-grid {
        grid-template-columns: 1fr;
    }
}

/* Responsive - Mobile */
@media (max-width: 480px) {
    .header {
        padding: 10px 12px;
    }

    .logo {
        font-size: 16px;
    }

    .texture-count {
        font-size: 12px;
    }

    .toolbar {
        padding: 10px 12px;
    }

    .search-box input {
        padding: 12px 36px 12px 12px;
        font-size: 16px;
    }

    .filters select {
        font-size: 16px;
    }

    .category-tags {
        padding: 8px 12px;
        gap: 6px;
    }

    .category-tag {
        padding: 8px 12px;
        font-size: 12px;
    }

    .stats-bar {
        font-size: 11px;
        gap: 12px;
    }

    .main-content {
        padding: 12px;
    }

    .results-info {
        font-size: 13px;
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }

    .texture-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .texture-card:hover {
        transform: none;
    }

    .texture-info {
        padding: 6px;
    }

    .texture-name {
        font-size: 11px;
    }

    .texture-txd {
        font-size: 10px;
    }

    .texture-meta {
        font-size: 9px;
    }

    .modal {
        padding: 0;
    }

    .modal-content {
        border-radius: 16px 16px 0 0;
        max-height: 95vh;
        margin-top: auto;
    }

    .modal-close {
        width: 36px;
        height: 36px;
        top: 10px;
        right: 10px;
    }

    .modal-body {
        padding: 16px;
    }

    .modal-preview {
        height: 200px;
        border-radius: 8px;
    }

    .modal-info h2 {
        font-size: 18px;
    }

    .modal-info h3 {
        font-size: 13px;
    }

    .modal-actions {
        padding: 12px 16px;
        gap: 8px;
    }

    .modal-actions .btn {
        padding: 14px 12px;
        font-size: 13px;
    }

    #loadMoreBtn {
        width: 100%;
        padding: 14px;
    }
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Advanced Search Button */
.advanced-search-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.advanced-search-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--accent);
}

.advanced-search-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

.advanced-search-btn svg {
    flex-shrink: 0;
}

/* Advanced Search Panel */
.advanced-search-panel {
    display: none;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    overflow: hidden;
    animation: slideDown 0.2s ease-out;
}

.advanced-search-panel.visible {
    display: block;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.advanced-search-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.advanced-filters h3,
.query-syntax-help h3 {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

.filter-group {
    margin-bottom: 16px;
}

.filter-group > label {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.range-inputs {
    display: flex;
    align-items: center;
    gap: 8px;
}

.range-inputs input {
    flex: 1;
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 4px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-size: 13px;
    width: 80px;
}

.range-inputs input:focus {
    outline: none;
    border-color: var(--accent);
}

.range-inputs input::placeholder {
    color: var(--text-muted);
}

.range-inputs span {
    color: var(--text-muted);
}

.size-filters {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.checkbox-filters {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
}

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

.filter-actions {
    display: flex;
    gap: 8px;
    margin-top: 16px;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

/* Query Syntax Help */
.query-syntax-help {
    background: var(--bg-tertiary);
    border-radius: 8px;
    padding: 16px;
}

.help-intro {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.syntax-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.syntax-table tr {
    border-bottom: 1px solid var(--border);
}

.syntax-table tr:last-child {
    border-bottom: none;
}

.syntax-table td {
    padding: 8px 4px;
}

.syntax-table td:first-child {
    width: 45%;
}

.syntax-table code {
    background: var(--bg-secondary);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'SF Mono', Monaco, Consolas, monospace;
    font-size: 12px;
    color: var(--accent);
}

.syntax-table td:last-child {
    color: var(--text-secondary);
}

.help-example {
    margin-top: 12px;
    padding: 10px;
    background: var(--bg-secondary);
    border-radius: 4px;
    font-size: 12px;
    color: var(--text-secondary);
}

.help-example code {
    background: var(--bg-tertiary);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'SF Mono', Monaco, Consolas, monospace;
    color: var(--accent);
}

/* Responsive Advanced Search */
@media (max-width: 768px) {
    .advanced-search-content {
        grid-template-columns: 1fr;
        gap: 16px;
        padding: 16px;
    }

    .advanced-btn {
        right: 32px;
    }

    .search-box input {
        padding-right: 56px;
    }

    .query-syntax-help {
        max-height: 200px;
        overflow-y: auto;
    }
}

@media (max-width: 480px) {
    .advanced-search-content {
        padding: 12px;
    }

    .range-inputs input {
        width: 60px;
    }

    .filter-actions {
        flex-direction: column;
    }

    .filter-actions .btn {
        width: 100%;
    }
}