:root {
    --kbb-ec-blue: #006993;
    --kbb-ec-dark: #132d39;
    --kbb-ec-orange: #fcb033;
    --kbb-ec-pale: #f2f6f7;
    --kbb-ec-line: #d7e1e5;
    --kbb-ec-text: #243e49;
}

.kbb-extended-product-page .product.entry-summary,
.kbb-extended-product-page .product > .entry-summary,
.kbb-extended-product-page .product .woocommerce-product-gallery {
    width: auto;
    float: none;
}

.kbb-extended-product-page .product {
    display: block;
}

.kbb-ec-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(420px, .96fr);
    gap: clamp(42px, 6vw, 96px);
    align-items: start;
    padding: clamp(30px, 4vw, 64px) 0 clamp(58px, 7vw, 96px);
}

.kbb-ec-gallery {
    position: relative;
    min-width: 0;
}

.kbb-ec-main-stage {
    position: relative;
    display: flex;
    width: 100%;
    aspect-ratio: 1 / 1;
    align-items: center;
    justify-content: center;
    border: 0;
    background: var(--kbb-ec-pale);
    cursor: zoom-in;
    overflow: hidden;
}

.kbb-ec-main-stage img {
    width: 100%;
    height: 100%;
    padding: clamp(24px, 5vw, 72px);
    object-fit: contain;
}

.kbb-extended-family-quartz .kbb-ec-main-stage img {
    padding: 0;
    object-fit: cover;
}

.kbb-ec-silica-badge {
    position: absolute;
    z-index: 2;
    right: clamp(18px, 2vw, 24px);
    bottom: clamp(18px, 2vw, 24px);
    display: block;
    width: clamp(108px, 10vw, 140px);
    height: auto;
    filter: drop-shadow(0 8px 18px rgba(19, 45, 57, .3));
    pointer-events: none;
}

.kbb-ec-zoom-mark {
    position: absolute;
    top: 18px;
    right: 18px;
    display: grid;
    width: 46px;
    height: 46px;
    place-items: center;
    border: 1px solid #c7d9df;
    border-radius: 50%;
    background: #fff;
    color: var(--kbb-ec-blue);
    font-size: 24px;
}

.kbb-ec-thumbnails {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    margin-top: 14px;
}

.kbb-ec-thumbnail {
    aspect-ratio: 1 / 1;
    padding: 8px;
    border: 2px solid transparent;
    background: var(--kbb-ec-pale);
    cursor: pointer;
}

.kbb-ec-thumbnail.is-selected {
    border-color: var(--kbb-ec-orange);
}

.kbb-ec-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.kbb-ec-hero .summary {
    width: auto !important;
    margin: 0 !important;
}

.kbb-ec-eyebrow {
    margin: 0 0 14px;
    color: var(--kbb-ec-orange);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .13em;
    text-transform: uppercase;
}

.kbb-ec-title {
    margin: 0;
    color: var(--kbb-ec-dark);
    font-size: clamp(46px, 5vw, 76px);
    line-height: .98;
    letter-spacing: -.05em;
}

.kbb-ec-intro {
    max-width: 680px;
    margin: 26px 0;
    color: #526a74;
    font-size: clamp(18px, 1.5vw, 22px);
    line-height: 1.55;
}

.kbb-ec-proof-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 30px;
    border-top: 1px solid var(--kbb-ec-line);
    border-bottom: 1px solid var(--kbb-ec-line);
}

.kbb-ec-proof {
    display: flex;
    gap: 12px;
    min-height: 104px;
    padding: 22px 18px;
    align-items: center;
    border-right: 1px solid var(--kbb-ec-line);
}

.kbb-ec-proof:last-child {
    border-right: 0;
}

.kbb-ec-proof > span {
    color: var(--kbb-ec-blue);
    font-weight: 800;
}

.kbb-ec-proof strong,
.kbb-ec-proof small {
    display: block;
}

.kbb-ec-proof strong {
    color: var(--kbb-ec-dark);
    font-size: 12px;
    letter-spacing: .06em;
    text-transform: uppercase;
}

.kbb-ec-proof small {
    margin-top: 4px;
    color: #61747d;
    line-height: 1.35;
}

.kbb-ec-access-panel {
    margin-top: 30px;
    padding: 30px;
    background: var(--kbb-ec-blue);
    color: #fff;
}

.kbb-ec-panel-label {
    margin: 0 0 10px;
    color: var(--kbb-ec-orange);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.kbb-ec-access-panel h2 {
    margin: 0 0 12px;
    color: #fff;
    font-size: clamp(26px, 2.5vw, 38px);
    line-height: 1.1;
}

.kbb-ec-access-panel p:not(.kbb-ec-panel-label) {
    color: rgba(255, 255, 255, .87);
}

.kbb-ec-panel-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 22px;
}

.kbb-ec-button {
    display: inline-flex;
    min-height: 48px;
    padding: 12px 20px;
    align-items: center;
    justify-content: center;
    border: 1px solid #fff;
    color: #fff;
    font-size: 13px;
    font-weight: 800;
    letter-spacing: .045em;
    line-height: 1.2;
    text-transform: uppercase;
}

.kbb-ec-button:hover {
    color: var(--kbb-ec-orange);
}

.kbb-ec-button--orange {
    border-color: var(--kbb-ec-orange);
    background: var(--kbb-ec-orange);
    color: #111518;
}

.kbb-ec-button--orange:hover {
    border-color: #fff;
    background: #fff;
    color: var(--kbb-ec-blue);
}

.kbb-ec-section {
    margin-inline: calc(50% - 50vw);
    padding: clamp(64px, 8vw, 118px) max(24px, calc((100vw - var(--theme-block-max-width, 1290px)) / 2));
}

.kbb-ec-section-inner {
    max-width: var(--theme-block-max-width, 1290px);
    margin: 0 auto;
}

.kbb-ec-section h2 {
    margin: 0 0 28px;
    color: var(--kbb-ec-dark);
    font-size: clamp(34px, 4vw, 58px);
    line-height: 1.05;
    letter-spacing: -.04em;
}

.kbb-ec-section--pale {
    background: var(--kbb-ec-pale);
}

.kbb-ec-technical-grid,
.kbb-ec-copy-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(340px, .92fr);
    gap: clamp(44px, 7vw, 100px);
}

.kbb-ec-spec-table {
    margin: 0;
    border-top: 1px solid var(--kbb-ec-line);
}

.kbb-ec-spec-table > div {
    display: grid;
    grid-template-columns: minmax(150px, .45fr) 1fr;
    gap: 24px;
    padding: 17px 0;
    border-bottom: 1px solid var(--kbb-ec-line);
}

.kbb-ec-spec-table dt {
    color: #60757e;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .07em;
    text-transform: uppercase;
}

.kbb-ec-spec-table dd {
    margin: 0;
    color: var(--kbb-ec-dark);
    font-weight: 600;
}

.kbb-ec-feature-panel {
    padding: clamp(30px, 4vw, 56px);
    background: var(--kbb-ec-blue);
    color: #fff;
}

.kbb-ec-feature-panel h2 {
    color: #fff;
    font-size: clamp(30px, 2.4vw, 40px);
}

.kbb-ec-feature-panel ul {
    padding: 0;
    list-style: none;
}

.kbb-ec-feature-panel li {
    position: relative;
    padding: 13px 0 13px 25px;
    border-top: 1px solid rgba(255, 255, 255, .15);
}

.kbb-ec-feature-panel li::before {
    content: '';
    position: absolute;
    top: 21px;
    left: 0;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--kbb-ec-orange);
}

.kbb-ec-status-note {
    margin-top: 28px;
    color: rgba(255, 255, 255, .78);
    font-size: 13px;
}

.kbb-ec-copy-grid > div:first-child > p:not(.kbb-ec-eyebrow) {
    color: var(--kbb-ec-text);
    font-size: 18px;
    line-height: 1.7;
}

.kbb-ec-copy-grid > div:first-child > h2 {
    font-size: clamp(32px, calc(4vw - 2px), 56px);
}

.kbb-ec-detail-cards {
    display: grid;
    gap: 14px;
}

.kbb-ec-detail-cards article {
    padding: 24px;
    border-left: 4px solid var(--kbb-ec-orange);
    background: #fff;
}

.kbb-ec-detail-cards h3 {
    margin: 0 0 8px;
    color: var(--kbb-ec-dark);
}

.kbb-ec-detail-cards p {
    margin: 0;
    color: #536b75;
}

.kbb-ec-lightbox {
    width: min(94vw, 1200px);
    max-width: none;
    padding: 0;
    border: 0;
    background: transparent;
}

.kbb-ec-lightbox::backdrop {
    background: rgba(7, 22, 29, .88);
}

.kbb-ec-lightbox__surface {
    position: relative;
    display: grid;
    min-height: min(86vh, 900px);
    padding: 58px;
    place-items: center;
    background: #fff;
}

.kbb-ec-lightbox img {
    max-width: 100%;
    max-height: 72vh;
    object-fit: contain;
}

.kbb-ec-lightbox__close,
.kbb-ec-lightbox__nav {
    position: absolute;
    z-index: 2;
    display: grid;
    width: 46px;
    height: 46px;
    place-items: center;
    border: 1px solid var(--kbb-ec-line);
    background: #fff;
    color: var(--kbb-ec-blue);
    font-size: 28px;
    cursor: pointer;
}

.kbb-ec-lightbox__close {
    top: 14px;
    right: 14px;
}

.kbb-ec-lightbox__nav {
    top: 50%;
    transform: translateY(-50%);
}

.kbb-ec-lightbox__nav--previous { left: 14px; }
.kbb-ec-lightbox__nav--next { right: 14px; }

.kbb-ec-lightbox__caption {
    position: absolute;
    right: 58px;
    bottom: 24px;
    left: 58px;
    display: flex;
    justify-content: space-between;
    color: var(--kbb-ec-dark);
}

@media (max-width: 999px) {
    .kbb-ec-hero,
    .kbb-ec-technical-grid,
    .kbb-ec-copy-grid {
        grid-template-columns: 1fr;
    }

    .kbb-ec-hero .summary {
        margin-top: 0 !important;
    }

}

@media (max-width: 599px) {
    .kbb-ec-silica-badge {
        right: 14px;
        bottom: 14px;
        width: clamp(88px, 25vw, 104px);
    }

    .kbb-ec-proof-grid {
        grid-template-columns: 1fr;
    }

    .kbb-ec-proof {
        min-height: auto;
        border-right: 0;
        border-bottom: 1px solid var(--kbb-ec-line);
    }

    .kbb-ec-proof:last-child {
        border-bottom: 0;
    }

    .kbb-ec-spec-table > div {
        grid-template-columns: 1fr;
        gap: 5px;
    }

    .kbb-ec-lightbox__surface {
        padding: 58px 20px 70px;
    }

    .kbb-ec-lightbox__caption {
        right: 20px;
        left: 20px;
    }
}