.product-page {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) min(350px, 100%);
    grid-template-rows: auto auto;
    gap: 2rem;
    align-items: start;
    padding-top: 0.5rem;
}

.product-page .breadcrumb-bar {
    grid-column: 1 / -1;
}

.product-media {
    grid-column: 1;
    grid-row: 2;
    min-width: 0;
}

.buy-box {
    grid-column: 2;
    grid-row: 2;
}

@media (max-width: 900px) {
    .product-page {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .product-media,
    .buy-box {
        grid-column: 1;
        grid-row: auto;
    }

    .buy-box {
        position: static;
    }
}

@media (max-width: 480px) {
    .product-page {
        gap: 1.25rem;
    }

    .media-tabs {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        padding: 0 0.75rem;
    }

    .media-tabs::-webkit-scrollbar {
        display: none;
    }

    .media-tab {
        flex: 0 0 auto;
        padding: 0.75rem 0.85rem;
        font-size: 0.75rem;
    }

    .demo-model-banner {
        font-size: 0.68rem;
        padding: 0.5rem 0.75rem;
        line-height: 1.4;
    }

    .product-viewer {
        height: min(72vw, 360px);
        min-height: 240px;
    }

    .media-panels,
    .gallery-grid,
    .panel-empty,
    .specs-table {
        min-height: min(72vw, 360px);
    }

    .product-viewer__toolbar {
        bottom: 0.65rem;
        right: 0.65rem;
        gap: 0.3rem;
    }

    .product-viewer__toolbar button {
        padding: 0.4rem 0.6rem;
        font-size: 0.7rem;
    }

    .buy-box {
        padding: 1.25rem;
    }

    .buy-box h1 {
        font-size: 1.2rem;
    }

    .buy-box .price {
        font-size: 1.45rem;
    }

    .specs-table td {
        padding: 0.75rem 1rem;
        font-size: 0.8125rem;
    }

    .specs-table td:first-child {
        width: 46%;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
        padding: 1rem;
    }

    .breadcrumb-bar {
        font-size: 0.75rem;
        margin-bottom: 0.25rem;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
}

.product-media {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.media-tabs {
    display: flex;
    gap: 0;
    padding: 0 1rem;
    border-bottom: 1px solid var(--color-border);
    background: var(--color-surface-2);
}

.media-tab {
    padding: 0.85rem 1.1rem;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    color: var(--color-muted);
    font-family: inherit;
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: color 0.2s;
}

.media-tab:hover { color: var(--color-text-secondary); }

.media-tab.active {
    color: var(--color-text);
    border-bottom-color: var(--color-accent);
}

.media-panel { display: none; }
.media-panel.active { display: block; }

.media-panels {
    min-height: min(56vw, 420px);
}

.demo-model-banner {
    padding: 0.55rem 1rem;
    font-size: 0.75rem;
    color: var(--color-accent);
    background: var(--color-accent-muted);
    border-bottom: 1px solid var(--color-border);
    text-align: center;
}

.product-viewer {
    position: relative;
    height: min(56vw, 420px);
    min-height: 280px;
    background: radial-gradient(ellipse at 50% 30%, #18181b 0%, #09090b 70%);
}

.product-viewer--studio,
.product-page .product-viewer {
    background: radial-gradient(ellipse at 50% 28%, #ffffff 0%, #f4f4f5 45%, #e4e4e7 100%);
    border: 1px solid var(--color-border);
}

.product-viewer--studio .product-viewer__loading,
.product-page .product-viewer .product-viewer__loading {
    background: rgba(255, 255, 255, 0.82);
    color: var(--color-muted);
}

.product-viewer--studio .product-viewer__toolbar button,
.product-page .product-viewer .product-viewer__toolbar button {
    background: rgba(255, 255, 255, 0.92);
    border-color: rgba(0, 0, 0, 0.1);
    color: #27272a;
}

.product-viewer--studio .product-viewer__toolbar button:hover,
.product-page .product-viewer .product-viewer__toolbar button:hover {
    background: #ffffff;
    border-color: rgba(0, 0, 0, 0.16);
}

.product-viewer canvas {
    display: block;
    width: 100% !important;
    height: 100% !important;
}

.product-viewer__poster {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 2.5rem;
    opacity: 0.85;
}

.product-viewer__loading {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(9, 9, 11, 0.75);
    color: var(--color-muted);
    font-size: 0.8rem;
    letter-spacing: 0.02em;
}

.product-viewer__loading[hidden] {
    display: none !important;
}

.product-viewer__hint {
    position: absolute;
    top: 0.85rem;
    left: 0.85rem;
    z-index: 2;
    margin: 0;
    padding: 0.35rem 0.6rem;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.82);
    color: var(--color-muted);
    font-size: 0.72rem;
    font-weight: 500;
    pointer-events: none;
    opacity: 0.92;
}

.product-viewer--fullscreen .product-viewer__hint {
    top: 1rem;
    left: 1rem;
}

.product-viewer__toolbar {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    display: flex;
    gap: 0.4rem;
}

.product-viewer__toolbar button {
    padding: 0.45rem 0.75rem;
    background: rgba(17, 17, 20, 0.9);
    backdrop-filter: blur(8px);
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: border-color 0.2s, color 0.2s;
}

.product-viewer__toolbar button:hover {
    border-color: rgba(255, 255, 255, 0.22);
    color: var(--color-text);
}

.product-viewer--fullscreen {
    width: 100vw;
    height: 100vh;
    max-height: none;
    min-height: 0;
    border: none;
    border-radius: 0;
}

.product-viewer__exit-fullscreen {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 12;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.55rem 0.95rem;
    background: rgba(17, 17, 20, 0.92);
    backdrop-filter: blur(10px);
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-size: 0.8125rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
    transition: border-color 0.2s, background 0.2s, transform 0.15s;
}

.product-viewer__exit-fullscreen[hidden] {
    display: none !important;
}

.product-viewer__exit-fullscreen:hover {
    border-color: var(--color-accent);
    background: rgba(24, 24, 27, 0.96);
    transform: translateY(-1px);
}

.product-viewer__exit-fullscreen-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.1rem;
    height: 1.1rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.12);
    font-size: 0.72rem;
    line-height: 1;
}

.product-viewer--studio .product-viewer__exit-fullscreen,
.product-page .product-viewer .product-viewer__exit-fullscreen {
    background: rgba(255, 255, 255, 0.95);
    color: #27272a;
    border-color: rgba(0, 0, 0, 0.12);
}

.product-viewer--studio .product-viewer__exit-fullscreen:hover,
.product-page .product-viewer .product-viewer__exit-fullscreen:hover {
    background: #ffffff;
    border-color: rgba(0, 0, 0, 0.2);
}

.product-viewer--studio .product-viewer__exit-fullscreen-icon,
.product-page .product-viewer .product-viewer__exit-fullscreen-icon {
    background: rgba(0, 0, 0, 0.08);
}

.product-viewer__error {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 1.5rem;
    color: var(--color-muted);
    font-size: 0.875rem;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 0.85rem;
    padding: 1.25rem;
    min-height: min(56vw, 420px);
    align-content: start;
}

.gallery-item {
    margin: 0;
}

.gallery-item figcaption {
    margin-top: 0.45rem;
    font-size: 0.72rem;
    color: var(--color-muted);
    text-align: center;
}

.gallery-grid img {
    border-radius: var(--radius-sm);
    aspect-ratio: 4/3;
    object-fit: cover;
    width: 100%;
    border: 1px solid var(--color-border);
    background: var(--color-surface-2);
}

.panel-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: min(56vw, 420px);
    padding: 2rem;
    color: var(--color-muted);
    font-size: 0.875rem;
}

.specs-table {
    width: 100%;
    padding: 0.5rem 0;
    min-height: min(56vw, 420px);
}

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

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

.specs-table td {
    padding: 0.85rem 1.25rem;
    font-size: 0.875rem;
    border: none;
}

.specs-table td:first-child {
    color: var(--color-muted);
    width: 42%;
    font-size: 0.8rem;
}

.buy-box {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    position: sticky;
    top: calc(var(--header-h) + 1.5rem);
    min-width: 0;
}

.buy-box h1 {
    margin: 0 0 1rem;
    font-size: 1.35rem;
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.3;
    font-family: 'Instrument Serif', Georgia, serif;
    font-weight: 400;
}

.buy-box .price {
    font-size: 1.65rem;
    font-weight: 600;
    color: var(--color-text);
    letter-spacing: -0.03em;
    font-variant-numeric: tabular-nums;
}

.buy-box .btw {
    font-size: 0.78rem;
    color: var(--color-muted);
    margin: 0.35rem 0 1.5rem;
}

.buy-box .product-desc {
    margin-top: 1.75rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
    color: var(--color-muted);
    font-size: 0.875rem;
    line-height: 1.7;
}

/* ── Config deck (under 3D viewer) ── */
.pdp-config-deck {
    padding: 1.15rem 1.35rem 1.35rem;
    border-top: 1px solid var(--color-border);
    background: linear-gradient(180deg, var(--color-surface-2) 0%, var(--color-surface) 100%);
}

.pdp-config-deck__title {
    margin: 0 0 0.85rem;
    font-size: 0.68rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--color-muted);
}

.pdp-config-deck__row {
    display: grid;
    gap: 0.85rem;
    margin-bottom: 0.85rem;
}

.pdp-config-deck__row:last-child,
.pdp-config-deck__meta {
    margin-bottom: 0;
}

.pdp-config-deck .form-group {
    margin-bottom: 0;
}

.pdp-config-deck__meta {
    margin-top: 0.25rem;
    padding-top: 0.85rem;
    border-top: 1px dashed var(--color-border);
}

.pdp-material-compare--deck {
    margin-bottom: 0.85rem;
}

.pdp-config-deck__color .color-swatches {
    margin-top: 0.35rem;
}

/* ── Compact checkout rail ── */
.buy-box--checkout {
    padding: 1.35rem 1.5rem;
}

.buy-box--checkout h1 {
    margin-bottom: 0.55rem;
    font-size: 1.22rem;
}

.buy-box--checkout .btw {
    margin: 0.25rem 0 0.65rem;
}

.buy-box--checkout .pdp-trust-row {
    margin-bottom: 0.75rem;
}

.buy-box--checkout .product-price-disclaimer {
    margin-bottom: 0;
}

.buy-box--checkout .pdp-volume-ladder {
    margin: 0.65rem 0 0.5rem;
}

.buy-box__order-row {
    display: flex;
    gap: 0.65rem;
    align-items: flex-end;
    margin-top: 0.75rem;
}

.buy-box__order-row .form-group {
    margin-bottom: 0;
}

.buy-box__qty label {
    font-size: 0.75rem;
}

.buy-box__cta {
    flex: 1;
    min-width: 0;
    margin: 0;
    padding: 0.7rem 1rem;
    white-space: nowrap;
}

.color-swatches {
    display: flex;
    gap: 0.55rem;
    flex-wrap: wrap;
    margin-top: 0.5rem;
}

.color-swatch {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid var(--color-border);
    cursor: pointer;
    padding: 0;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.color-swatch.active {
    border-color: var(--color-text);
    box-shadow: 0 0 0 2px var(--color-bg), 0 0 0 3px var(--color-text);
}

.color-swatch.is-light {
    border-color: var(--color-border-strong);
}

.qty-control {
    display: inline-flex;
    align-items: center;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.qty-control button {
    width: 38px;
    height: 38px;
    border: none;
    background: var(--color-surface-2);
    color: var(--color-text-secondary);
    cursor: pointer;
    font-size: 1rem;
    transition: background 0.2s;
}

.qty-control button:hover {
    background: var(--color-surface-3);
    color: var(--color-text);
}

.qty-control input,
.qty-control .qty-input {
    width: 3rem;
    min-width: 3rem;
    padding: 0 0.15rem;
    height: 38px;
    text-align: center;
    border: none;
    border-left: 1px solid var(--color-border);
    border-right: 1px solid var(--color-border);
    border-radius: 0;
    background: var(--color-surface);
    color: var(--color-text);
    font-family: inherit;
    font-size: 0.9rem;
    font-variant-numeric: tabular-nums;
    -moz-appearance: textfield;
    appearance: textfield;
}

.qty-control input::-webkit-outer-spin-button,
.qty-control input::-webkit-inner-spin-button,
.qty-control .qty-input::-webkit-outer-spin-button,
.qty-control .qty-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.volume-discount-hint {
    margin: 0.45rem 0 0;
    font-size: 0.78rem;
    color: var(--color-muted);
    line-height: 1.45;
}

.volume-discount-hint--active {
    color: var(--color-accent);
}

.quote-dropzone {
    border: 1px dashed var(--color-border-strong);
    border-radius: var(--radius-lg);
    padding: 3.5rem 2rem;
    text-align: center;
    cursor: pointer;
    background: var(--color-surface);
    transition: border-color 0.2s, background 0.2s;
}

.quote-dropzone:hover {
    border-color: rgba(201, 169, 98, 0.35);
    background: var(--color-accent-muted);
}

.quote-dropzone.dragover {
    border-color: var(--color-accent);
    background: var(--color-accent-muted);
}

.quote-dropzone input { display: none; }

.quote-dropzone p {
    margin: 0 0 0.35rem;
    color: var(--color-text);
    font-weight: 500;
}

.quote-dropzone small {
    color: var(--color-muted);
    font-size: 0.8rem;
}

.quote-result {
    margin-top: 0;
    padding: 0;
    background: transparent;
    border: none;
    border-radius: 0;
}

.quote-page .quote-intro {
    margin: 0.75rem 0 0;
    color: var(--color-muted);
    max-width: 56ch;
}

.quote-workspace {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(300px, 420px);
    gap: 1.5rem;
    margin-top: 2rem;
    align-items: start;
}

.quote-workspace__viewer {
    position: sticky;
    top: calc(var(--header-h, 64px) + 1rem);
}

.quote-viewer {
    height: min(72vh, 520px);
    min-height: 320px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    overflow: hidden;
}

.quote-details-panel {
    padding: 1.5rem;
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.quote-change-file {
    margin-bottom: 1rem;
}

.quote-meta-bbox {
    margin: 0 0 1rem;
    color: var(--color-muted);
    font-size: 0.85rem;
    font-variant-numeric: tabular-nums;
}

.quote-result__title {
    margin: 0 0 1.25rem;
    font-size: 1.05rem;
}

.quote-disclaimer-inline {
    font-size: 0.8rem;
    color: var(--color-muted);
    margin: 1rem 0 0;
}

.quote-estimate-notice {
    margin-top: 1rem;
}

.quote-license {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    font-size: 0.875rem;
    color: var(--color-muted);
    cursor: pointer;
    margin-top: 1.25rem;
}

.quote-license input {
    margin-top: 0.2rem;
}

.quote-estimate-status {
    margin: 0 0 1rem;
    font-size: 0.85rem;
    color: var(--color-muted);
}

.quote-estimate-status--error {
    color: #ffb4ad;
}

.quote-link-section {
    margin: 2.5rem 0 0;
}

.quote-link-label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.quote-link-row {
    display: flex;
    gap: 0.65rem;
    margin-top: 0.5rem;
}

.quote-link-preview {
    margin-top: 1rem;
    padding: 1.25rem;
}

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

    .quote-workspace__viewer {
        position: static;
    }

    .quote-viewer {
        height: min(56vw, 420px);
        min-height: 280px;
    }

    .quote-link-row {
        flex-direction: column;
    }

    .quote-link-row .form-control,
    .quote-link-row .btn {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .pdp-quality-strip {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .pdp-config-deck__row--selects {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .pdp-config-deck__row--visual {
        grid-template-columns: 1fr;
    }

    .pdp-material-compare--deck .pdp-material-compare__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.price-breakdown { width: 100%; margin: 1.25rem 0; }

.price-breakdown td {
    padding: 0.55rem 0;
    font-size: 0.875rem;
    border: none;
}

.price-breakdown td:first-child { color: var(--color-muted); }

.price-breakdown td:last-child {
    text-align: right;
    font-variant-numeric: tabular-nums;
    color: var(--color-text);
}

.price-breakdown tr:last-child td {
    padding-top: 0.85rem;
    border-top: 1px solid var(--color-border);
    font-weight: 600;
    color: var(--color-text);
}

.fit-indicator {
    padding: 0.65rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    font-weight: 500;
    margin: 1rem 0;
}

.fit-ok {
    background: rgba(74, 222, 128, 0.08);
    border: 1px solid rgba(74, 222, 128, 0.18);
    color: var(--color-success);
}

.fit-bad {
    background: rgba(248, 113, 113, 0.08);
    border: 1px solid rgba(248, 113, 113, 0.18);
    color: var(--color-error);
}

.product-price-disclaimer {
    font-size: 0.75rem;
    color: var(--color-muted);
    margin: 0.35rem 0 1.25rem;
    line-height: 1.45;
}

.infill-value {
    float: right;
    font-variant-numeric: tabular-nums;
    color: var(--color-accent);
}

.infill-slider {
    width: 100%;
    margin-top: 0.35rem;
    accent-color: var(--color-accent);
}

.product-advanced-options,
.product-price-breakdown-wrap {
    margin: 0.75rem 0;
    font-size: 0.82rem;
}

.product-advanced-options summary,
.product-price-breakdown-wrap summary {
    cursor: pointer;
    color: var(--color-muted);
    user-select: none;
}

.product-price-breakdown-wrap .price-breakdown {
    margin-top: 0.75rem;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.product-viewer__toolbar--primary {
    left: 1rem;
    right: auto;
    bottom: 1rem;
    flex-wrap: wrap;
    max-width: calc(100% - 2rem);
}

.product-viewer__dimensions {
    position: absolute;
    top: 0.85rem;
    right: 0.85rem;
    z-index: 3;
    padding: 0.35rem 0.65rem;
    border-radius: var(--radius-sm);
    background: rgba(99, 102, 241, 0.92);
    color: #fff;
    font-size: 0.72rem;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    pointer-events: none;
}

.product-viewer__ar-link {
    display: inline-flex;
    align-items: center;
    padding: 0.45rem 0.75rem;
    background: rgba(17, 17, 20, 0.9);
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    font-size: 0.75rem;
    font-weight: 500;
    text-decoration: none;
}

.pdp-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin: 0.5rem 0 0.75rem;
}

.pdp-tag {
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    background: var(--color-surface-2);
    border: 1px solid var(--color-border);
    font-size: 0.68rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.pdp-trust-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin: 0 0 1rem;
}

.pdp-trust-chip {
    padding: 0.3rem 0.6rem;
    border-radius: 999px;
    background: var(--color-surface-2);
    border: 1px solid var(--color-border);
    font-size: 0.72rem;
    color: var(--color-muted);
}

.pdp-trust-chip--delivery {
    border-color: rgba(46, 204, 113, 0.35);
    color: var(--color-text-secondary);
}

.pdp-material-compare__label,
.pdp-infill-hint,
.pdp-color-stock {
    margin: 0.35rem 0 0;
    font-size: 0.75rem;
    color: var(--color-muted);
    line-height: 1.45;
}

.pdp-material-compare__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 0.5rem;
    margin-top: 0.45rem;
}

.pdp-material-card {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    padding: 0.65rem;
    text-align: left;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-surface-2);
    color: var(--color-text-secondary);
    font-size: 0.68rem;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
}

.pdp-material-card strong {
    color: var(--color-text);
    font-size: 0.78rem;
}

.pdp-material-card.active,
.pdp-material-card:hover {
    border-color: var(--color-accent);
    background: var(--color-accent-muted);
}

.pdp-material-card__best {
    margin-top: 0.15rem;
    color: var(--color-muted);
}

.pdp-quality-strip {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.45rem;
}

.pdp-quality-card {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    padding: 0.6rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-surface-2);
    text-align: left;
    cursor: pointer;
    transition: border-color 0.2s;
}

.pdp-quality-card.active {
    border-color: var(--color-accent);
    background: var(--color-accent-muted);
}

.pdp-quality-card strong {
    font-size: 0.78rem;
}

.pdp-quality-card__layers {
    font-size: 0.68rem;
    color: var(--color-accent);
    font-weight: 600;
}

.pdp-quality-card__desc {
    font-size: 0.65rem;
    color: var(--color-muted);
    line-height: 1.35;
}

.pdp-volume-ladder {
    display: flex;
    gap: 0.45rem;
    margin: 0.75rem 0;
}

.pdp-volume-step {
    flex: 1;
    padding: 0.45rem;
    border: 1px dashed var(--color-border);
    border-radius: var(--radius-sm);
    text-align: center;
    font-size: 0.72rem;
    color: var(--color-muted);
    transition: border-color 0.2s, background 0.2s, color 0.2s;
}

.pdp-volume-step.active {
    border-style: solid;
    border-color: var(--color-accent);
    background: var(--color-accent-muted);
    color: var(--color-text);
}

.pdp-volume-step__pct {
    display: block;
    font-weight: 600;
    color: var(--color-accent);
}

.pdp-config-summary {
    margin: 0.65rem 0 0.35rem;
    padding: 0.55rem 0.65rem;
    border-radius: var(--radius-sm);
    background: var(--color-surface-2);
    border: 1px solid var(--color-border);
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    line-height: 1.45;
}

.pdp-share-config {
    margin-bottom: 0.75rem;
}

.pdp-below-fold {
    padding-bottom: 4rem;
}

.pdp-section {
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
}

.pdp-section__title {
    margin: 0 0 1rem;
    font-size: 1.15rem;
    font-weight: 600;
}

.pdp-steps {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 1rem;
}

@media (min-width: 700px) {
    .pdp-steps {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

.pdp-steps li {
    padding: 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-surface);
}

.pdp-steps__num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.5rem;
    height: 1.5rem;
    margin-bottom: 0.45rem;
    border-radius: 50%;
    background: var(--color-accent-muted);
    color: var(--color-accent);
    font-size: 0.75rem;
    font-weight: 700;
}

.pdp-steps p,
.pdp-license__text {
    margin: 0.35rem 0 0;
    font-size: 0.82rem;
    color: var(--color-muted);
    line-height: 1.5;
}

.pdp-reviews__head {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.5rem;
}

.pdp-reviews__grid {
    display: grid;
    gap: 0.75rem;
}

@media (min-width: 700px) {
    .pdp-reviews__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.pdp-review-card {
    margin: 0;
    padding: 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-surface);
}

.pdp-review-card p {
    margin: 0.45rem 0;
    font-size: 0.85rem;
    line-height: 1.5;
}

.pdp-review-card footer {
    font-size: 0.75rem;
    color: var(--color-muted);
}

.pdp-stars {
    color: var(--color-accent);
    letter-spacing: 0.05em;
}

.pdp-faq__item {
    border-bottom: 1px solid var(--color-border);
    padding: 0.65rem 0;
}

.pdp-faq__item summary {
    cursor: pointer;
    font-weight: 500;
    font-size: 0.88rem;
}

.pdp-faq__item p {
    margin: 0.5rem 0 0;
    font-size: 0.82rem;
    color: var(--color-muted);
    line-height: 1.5;
}

.pdp-business-cta__inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.25rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-surface-2) 100%);
}

.pdp-business-cta p {
    margin: 0.35rem 0 0;
    font-size: 0.85rem;
    color: var(--color-muted);
}

.pdp-related__grid {
    margin-top: 0.5rem;
}

.pdp-sticky-bar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 90;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.75rem 1rem calc(0.75rem + env(safe-area-inset-bottom));
    background: rgba(9, 9, 11, 0.94);
    backdrop-filter: blur(12px);
    border-top: 1px solid var(--color-border);
    box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.35);
}

.pdp-sticky-bar[hidden] {
    display: none !important;
}

.pdp-sticky-bar__price {
    font-size: 1.1rem;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

@media (min-width: 901px) {
    .pdp-sticky-bar {
        display: none !important;
    }

    .pdp-below-fold {
        padding-bottom: 2rem;
    }

    .product-page {
        grid-template-columns: minmax(0, 1.2fr) min(340px, 100%);
    }

    .product-page .product-viewer {
        height: min(46vh, 460px);
        min-height: 340px;
    }

    .product-page .media-panels {
        min-height: min(46vh, 460px);
    }

    .pdp-config-deck__row--selects {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .pdp-config-deck__row--visual {
        grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
        align-items: start;
    }

    .pdp-material-compare--deck .pdp-material-compare__grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

@media (max-width: 600px) {
    .pdp-quality-strip {
        grid-template-columns: 1fr;
    }

    .pdp-material-compare--deck .pdp-material-compare__grid {
        grid-template-columns: 1fr 1fr;
    }

    .pdp-config-deck__row--selects {
        grid-template-columns: 1fr;
    }

    .buy-box__order-row {
        flex-direction: column;
        align-items: stretch;
    }

    .buy-box__cta {
        width: 100%;
    }

    .product-viewer__toolbar--primary,
    .product-viewer__toolbar {
        bottom: 0.65rem;
    }

    .product-viewer__hint {
        display: none;
    }
}