/* ==========================================================
   STAGE 1 — HEADER AND PRODUCT HERO
========================================================== */

:root {
    --stage-one-red: #ef0000;
    --stage-one-red-dark: #c90000;
    --stage-one-black: #090909;
    --stage-one-text: #2d2d2d;
    --stage-one-gray: #707070;
    --stage-one-border: #d9d9d9;
    --stage-one-background: #ffffff;
}


/* ==========================================================
   HEADER
========================================================== */

.product-header {
    position: relative;
    z-index: 1000;

    width: 100%;
    height: 100px;

    background-color: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid #e4e4e4;
}

.product-header.is-sticky {
    position: relative;
}

.product-header.is-scrolled {
    height: 82px;

    background-color: rgba(255, 255, 255, 0.96);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);

    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.product-header-container {
    display: grid;
    grid-template-columns: 240px minmax(500px, 1fr) 300px;
    align-items: center;

    width: 100%;
    height: 100%;
    padding-inline: clamp(38px, 4.5vw, 78px);
}

.product-header-brand {
    display: inline-flex;
    align-items: center;
    justify-self: start;

    width: 125px;
    height: 78px;
}

.product-header-logo {
    display: block;

    width: 100%;
    max-width: 125px;
    max-height: 78px;

    object-fit: contain;
    object-position: left center;
}

.product-desktop-navigation {
    display: flex;
    align-items: stretch;
    justify-content: center;
    gap: clamp(38px, 3.6vw, 68px);

    height: 100%;
}

.product-nav-link {
    position: relative;

    display: flex;
    align-items: center;

    color: var(--stage-one-black);

    font-size: 16px;
    font-weight: 500;
    line-height: 1;
    white-space: nowrap;

    transition: color 180ms ease;
}

.product-nav-link::after {
    position: absolute;
    right: 0;
    bottom: 16px;
    left: 0;

    height: 2px;

    background-color: var(--stage-one-red);

    content: "";

    transform: scaleX(0);
    transform-origin: center;

    transition: transform 180ms ease;
}

.product-nav-link:hover,
.product-nav-link.active {
    color: var(--stage-one-red);
}

.product-nav-link:hover::after,
.product-nav-link.active::after {
    transform: scaleX(1);
}

.product-header.is-scrolled .product-nav-link::after {
    bottom: 10px;
}

.product-header-actions {
    display: flex;
    align-items: center;
    justify-self: end;
    gap: 30px;
}

.product-language-switcher {
    display: flex;
    align-items: center;
    gap: 11px;
}

.product-language-button {
    padding: 0;

    background: transparent;
    border: 0;

    color: #333333;

    font-family: inherit;
    font-size: 15px;
    font-weight: 500;

    cursor: pointer;
}

.product-language-button.active {
    font-weight: 700;
}

.product-language-divider {
    color: #747474;
}

.product-header-contact {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    min-width: 174px;
    min-height: 54px;
    padding: 14px 25px;

    background-color: var(--stage-one-red);
    border: 1px solid var(--stage-one-red);
    border-radius: 7px;

    color: #ffffff;

    font-size: 16px;
    font-weight: 600;

    transition:
        background-color 180ms ease,
        border-color 180ms ease,
        transform 180ms ease;
}

.product-header-contact:hover {
    background-color: var(--stage-one-red-dark);
    border-color: var(--stage-one-red-dark);

    transform: translateY(-2px);
}


/* ==========================================================
   MOBILE HEADER
========================================================== */

.product-mobile-menu-button {
    display: none;

    width: 46px;
    height: 46px;
    padding: 10px;

    background: transparent;
    border: 1px solid #d9d9d9;
    border-radius: 6px;

    cursor: pointer;
}

.product-mobile-menu-button span {
    display: block;

    width: 100%;
    height: 2px;
    margin-block: 5px;

    background-color: var(--stage-one-black);

    transition:
        opacity 180ms ease,
        transform 180ms ease;
}

.product-mobile-menu-button.is-active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.product-mobile-menu-button.is-active span:nth-child(2) {
    opacity: 0;
}

.product-mobile-menu-button.is-active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.product-mobile-navigation {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;

    display: none;

    background-color: #ffffff;
    border-top: 1px solid #e4e4e4;
    box-shadow: 0 18px 35px rgba(0, 0, 0, 0.08);

    opacity: 0;
    visibility: hidden;

    transform: translateY(-10px);

    transition:
        opacity 220ms ease,
        visibility 220ms ease,
        transform 220ms ease;
}

.product-mobile-navigation.is-open {
    opacity: 1;
    visibility: visible;

    transform: translateY(0);
}

.product-mobile-navigation-inner {
    display: flex;
    flex-direction: column;

    padding: 18px 28px 28px;
}

.product-mobile-nav-link {
    display: flex;
    align-items: center;

    min-height: 54px;

    border-bottom: 1px solid #eeeeee;

    color: var(--stage-one-black);

    font-size: 15px;
    font-weight: 600;
}

.product-mobile-nav-link.active {
    color: var(--stage-one-red);
}

.product-mobile-language {
    display: flex;
    align-items: center;
    gap: 10px;

    margin-top: 22px;
}

.product-mobile-contact {
    display: flex;
    align-items: center;
    justify-content: center;

    min-height: 52px;
    margin-top: 22px;

    background-color: var(--stage-one-red);
    border-radius: 6px;

    color: #ffffff;

    font-size: 15px;
    font-weight: 700;
}


/* ==========================================================
   HERO SECTION
========================================================== */

.product-hero-section {
    width: 100%;
    padding: 26px 0 74px;

    background-color: var(--stage-one-background);
    border-bottom: 1px solid #eeeeee;
}

.product-detail-container {
    width: min(calc(100% - 96px), 1548px);
    margin-inline: auto;
}

.product-breadcrumb {
    display: flex;
    align-items: center;
    gap: 16px;

    margin-bottom: 30px;

    color: #373737;

    font-size: 15px;
    font-weight: 500;
}

.product-breadcrumb a {
    color: #373737;

    transition: color 180ms ease;
}

.product-breadcrumb a:hover {
    color: var(--stage-one-red);
}

.product-breadcrumb span[aria-current="page"] {
    color: var(--stage-one-red);
    font-weight: 600;
}

.product-breadcrumb-separator {
    color: #555555;
}

.product-hero-grid {
    display: grid;
    grid-template-columns:
        minmax(0, 1.08fr) minmax(480px, 0.92fr);
    align-items: start;
    gap: clamp(44px, 4vw, 72px);
}


/* ==========================================================
   PRODUCT GALLERY
========================================================== */

.product-gallery {
    min-width: 0;
}

.product-main-image {
    position: relative;

    width: 100%;
    aspect-ratio: 1.68 / 1;

    background-color: #f2f2f2;
    border-radius: 7px;

    overflow: hidden;
}

.product-main-image-element {
    display: block;

    width: 100%;
    height: 100%;

    object-fit: cover;
    object-position: center;

    transition: opacity 180ms ease;
}

.product-main-image-overlay {
    position: absolute;
    inset: 0;

    background:
        linear-gradient(90deg,
            rgba(255, 255, 255, 0.25) 0%,
            transparent 28%,
            transparent 100%);

    pointer-events: none;
}

.product-hero-chevron {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;

    width: 200px;

    pointer-events: none;
}

.product-hero-chevron-top,
.product-hero-chevron-bottom {
    position: absolute;
    left: 38px;

    width: 32px;
    height: 58%;

    background-color: var(--stage-one-red);
}

.product-hero-chevron-top {
    top: -32px;

    transform: rotate(-33deg);
    transform-origin: bottom center;
}

.product-hero-chevron-bottom {
    bottom: -32px;

    transform: rotate(33deg);
    transform-origin: top center;
}

.product-thumbnail-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 24px;

    margin-top: 28px;
}

.product-thumbnail {
    position: relative;

    width: 100%;
    aspect-ratio: 1.2 / 1;
    padding: 0;

    background-color: #f2f2f2;
    border: 1px solid #cccccc;
    border-radius: 7px;

    overflow: hidden;
    cursor: pointer;

    transition:
        border-color 180ms ease,
        box-shadow 180ms ease,
        transform 180ms ease;
}

.product-thumbnail:hover,
.product-thumbnail.active {
    border-color: var(--stage-one-red);
    box-shadow: 0 0 0 1px var(--stage-one-red);

    transform: translateY(-2px);
}

.product-thumbnail img {
    display: block;

    width: 100%;
    height: 100%;

    object-fit: cover;
    object-position: center;
}


/* ==========================================================
   PRODUCT SUMMARY
========================================================== */

.product-summary {
    min-width: 0;
    padding-top: 4px;
}

.product-summary-eyebrow {
    margin: 0 0 24px;

    color: var(--stage-one-red);

    font-size: 14px;
    font-weight: 800;
    line-height: 1;
    letter-spacing: 4px;
}

.product-summary-title {
    margin: 0;

    color: var(--stage-one-black);

    font-size: clamp(54px, 4.5vw, 72px);
    font-weight: 700;
    line-height: 1;
    letter-spacing: -3px;
}

.product-summary-description {
    max-width: 650px;
    margin: 26px 0 0;

    color: var(--stage-one-text);

    font-size: clamp(16px, 1.15vw, 19px);
    line-height: 1.7;
}

.product-brand-section {
    margin-top: 35px;
}

.product-brand-label {
    margin: 0 0 13px;

    color: var(--stage-one-black);

    font-size: 14px;
    font-weight: 700;
    letter-spacing: 1px;
}

.product-brand-list {
    display: flex;
    flex-wrap: wrap;
    gap: 13px;
}

.product-brand-item {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    min-width: 140px;
    min-height: 48px;
    padding: 10px 22px;

    background-color: #ffffff;
    border: 1px solid #cacaca;
    border-radius: 5px;

    color: #303030;

    font-size: 15px;
    font-weight: 500;

    transition:
        border-color 180ms ease,
        color 180ms ease,
        background-color 180ms ease;
}

.product-brand-item:hover {
    background-color: #fff7f7;
    border-color: var(--stage-one-red);
    color: var(--stage-one-red);
}

.product-availability {
    display: flex;
    align-items: center;
    gap: 16px;

    width: 100%;
    min-height: 60px;
    margin-top: 24px;
    padding: 14px 18px;

    background-color: #ffffff;
    border: 1px solid #cacaca;
    border-radius: 6px;
}

.product-availability-icon {
    flex: 0 0 auto;

    width: 32px;
    height: 32px;

    color: var(--stage-one-black);
}

.product-availability-icon svg {
    display: block;

    width: 100%;
    height: 100%;
}

.product-availability-text {
    margin: 0;

    color: #333333;

    font-size: 14px;
    line-height: 1.5;
}


/* ==========================================================
   HERO ACTIONS
========================================================== */

.product-hero-actions {
    display: grid;
    grid-template-columns: 1fr 1.03fr;
    gap: 22px;

    margin-top: 28px;
}

.product-whatsapp-button,
.product-consultation-button {
    display: flex;
    align-items: center;
    justify-content: center;

    min-height: 64px;
    padding: 14px 20px;

    border-radius: 6px;

    font-size: 16px;
    font-weight: 600;

    transition:
        background-color 180ms ease,
        border-color 180ms ease,
        color 180ms ease,
        transform 180ms ease;
}

.product-whatsapp-button {
    gap: 14px;

    margin: 0;

    background-color: var(--stage-one-red);
    border: 1px solid var(--stage-one-red);

    color: #ffffff;
}

.product-whatsapp-button:hover {
    background-color: var(--stage-one-red-dark);
    border-color: var(--stage-one-red-dark);

    transform: translateY(-2px);
}

.product-whatsapp-icon {
    width: 34px;
    height: 34px;

    filter: brightness(0) invert(1);
}

.product-consultation-button {
    background-color: #ffffff;
    border: 1px solid var(--stage-one-red);

    color: var(--stage-one-red);

    text-align: center;
}

.product-consultation-button:hover {
    background-color: var(--stage-one-red);
    color: #ffffff;

    transform: translateY(-2px);
}


/* ==========================================================
   PRODUCT SERVICES
========================================================== */

.product-hero-services {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));

    margin-top: 38px;
}

.product-hero-service {
    position: relative;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;

    min-width: 0;
    padding: 0 18px;

    text-align: center;
}

.product-hero-service:not(:last-child)::after {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;

    width: 1px;

    background-color: #e0e0e0;

    content: "";
}

.product-hero-service-icon {
    width: 52px;
    height: 52px;

    color: var(--stage-one-black);
}

.product-hero-service-icon svg {
    display: block;

    width: 100%;
    height: 100%;
}

.product-hero-service h2,
.product-hero-service-label {
    margin: 14px 0 0;

    color: var(--stage-one-black);

    font-size: 15px;
    font-weight: 500;
    line-height: 1.35;
}


/* ==========================================================
   LARGE LAPTOP
========================================================== */

@media (max-width: 1380px) {
    .product-header-container {
        grid-template-columns: 190px 1fr 270px;
        padding-inline: 40px;
    }

    .product-desktop-navigation {
        gap: 35px;
    }

    .product-detail-container {
        width: min(calc(100% - 72px), 1450px);
    }

    .product-hero-grid {
        grid-template-columns: 1fr 0.9fr;
        gap: 42px;
    }

    .product-summary-title {
        font-size: 58px;
    }

    .product-hero-actions {
        gap: 14px;
    }

    .product-whatsapp-button,
    .product-consultation-button {
        font-size: 14px;
    }

    .product-hero-service {
        padding-inline: 12px;
    }
}


/* ==========================================================
   TABLET NAVIGATION
========================================================== */

@media (max-width: 1120px) {
    .product-header-container {
        display: flex;
        justify-content: space-between;
    }

    .product-desktop-navigation,
    .product-header-contact {
        display: none;
    }

    .product-mobile-menu-button {
        display: block;
    }

    .product-mobile-navigation {
        display: block;
    }

    .product-hero-grid {
        grid-template-columns: 1fr;
    }

    .product-gallery {
        max-width: 900px;
    }

    .product-summary {
        max-width: 900px;
    }

    .product-summary-title {
        font-size: clamp(54px, 8vw, 72px);
    }

    .product-hero-services {
        max-width: 720px;
    }
}


/* ==========================================================
   TABLET
========================================================== */

@media (max-width: 800px) {
    .product-detail-container {
        width: min(calc(100% - 40px), 720px);
    }

    .product-header {
        height: 84px;
    }

    .product-header-container {
        padding-inline: 22px;
    }

    .product-header-brand {
        width: 105px;
        height: 65px;
    }

    .product-header-logo {
        max-width: 105px;
        max-height: 65px;
    }

    .product-language-switcher {
        display: none;
    }

    .product-breadcrumb {
        gap: 11px;

        font-size: 13px;
    }

    .product-main-image {
        aspect-ratio: 1.45 / 1;
    }

    .product-thumbnail-grid {
        gap: 14px;

        margin-top: 16px;
    }

    .product-hero-actions {
        grid-template-columns: 1fr;
    }

    .product-hero-services {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0;

        border-top: 1px solid #e0e0e0;
        border-bottom: 1px solid #e0e0e0;
    }

    .product-hero-service {
        min-height: 145px;
        padding: 25px 15px;
    }

    .product-hero-service:nth-child(2)::after {
        display: none;
    }

    .product-hero-service:nth-child(1),
    .product-hero-service:nth-child(2) {
        border-bottom: 1px solid #e0e0e0;
    }
}

/* ==========================================================
   NAVBAR CONSISTENCY OVERRIDES
   Aligns product pages with the main site navbar.
========================================================== */

.product-header {
    position: relative;
    top: 0;
    z-index: var(--z-header);
    width: 100%;
    height: var(--header-height);
    background-color: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid var(--color-border-light);
    transition:
        background-color var(--transition-normal),
        box-shadow var(--transition-normal);
}

.product-header.is-sticky {
    position: relative;
}

.product-header.is-scrolled {
    height: var(--header-height);
    background-color: rgba(255, 255, 255, 0.96);
    box-shadow: var(--shadow-small);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

.product-header-container {
    display: grid;
    grid-template-columns: minmax(160px, 1fr) auto minmax(250px, 1fr);
    align-items: center;
    gap: 24px;
    width: 100%;
    height: 100%;
    padding-inline: var(--container-padding);
}

.product-header-brand {
    justify-self: start;
    display: inline-flex;
    align-items: center;
    width: auto;
    height: auto;
    min-height: 64px;
}

.product-header-logo {
    display: block;
    width: auto;
    height: clamp(52px, 4.8vw, 72px);
    max-width: 164px;
    max-height: none;
    object-fit: contain;
    object-position: left center;
}

.product-desktop-navigation {
    display: flex;
    align-items: stretch;
    justify-content: center;
    gap: clamp(26px, 3vw, 58px);
    height: 100%;
}

.product-nav-link {
    color: var(--color-black);
    font-size: 15px;
    font-weight: var(--font-bold);
    line-height: 1;
}

.product-nav-link::after,
.product-header.is-scrolled .product-nav-link::after {
    bottom: 28px;
    height: 3px;
    background-color: var(--color-primary);
}

.product-nav-link:hover,
.product-nav-link.active {
    color: var(--color-primary);
}

.product-header-actions {
    justify-self: end;
    display: flex;
    align-items: center;
    gap: 28px;
}

.product-language-button {
    color: var(--color-steel-gray);
    font-size: 14px;
    font-weight: var(--font-semibold);
}

.product-language-button:hover,
.product-language-button.active {
    color: var(--color-black);
}

.product-header-contact,
.product-mobile-contact {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    border-radius: var(--radius-small);
    color: var(--color-white);
    font-size: 15px;
    font-weight: var(--font-bold);
}

.product-header-contact {
    min-width: 168px;
    min-height: 52px;
    padding: 14px 24px;
}

.product-header-contact:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: none;
}

.product-mobile-menu-button {
    width: 46px;
    height: 46px;
    padding: 10px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-small);
}

.product-mobile-navigation {
    background-color: var(--color-white);
    border-top: 1px solid var(--color-border-light);
    box-shadow: var(--shadow-medium);
}

.product-mobile-navigation-inner {
    padding: 18px var(--container-padding) 28px;
}

.product-mobile-nav-link {
    min-height: 54px;
    border-bottom: 1px solid var(--color-border-light);
    color: var(--color-black);
    font-size: 15px;
    font-weight: var(--font-bold);
}

.product-mobile-nav-link:hover,
.product-mobile-nav-link.active {
    color: var(--color-primary);
}

@media (max-width: 1440px) {
    .product-header-container {
        grid-template-columns: 160px auto minmax(230px, 1fr);
        gap: 18px;
    }

    .product-desktop-navigation {
        gap: 28px;
    }

    .product-nav-link {
        font-size: 14px;
    }

    .product-header-actions {
        gap: 20px;
    }

    .product-header-contact {
        min-width: 148px;
        min-height: 48px;
        font-size: 14px;
    }

    .product-header-logo {
        height: 62px;
        max-width: 144px;
    }
}

@media (max-width: 1150px) {
    .product-header-container {
        display: flex;
        justify-content: space-between;
        gap: 20px;
    }

    .product-desktop-navigation,
    .product-header-contact {
        display: none;
    }

    .product-mobile-menu-button {
        display: block;
    }

    .product-mobile-navigation {
        display: block;
    }
}

@media (max-width: 768px) {
    .product-header-logo {
        height: 56px;
        max-width: 132px;
    }
}

@media (max-width: 640px) {
    .product-language-switcher {
        display: none;
    }

    .product-mobile-menu-button {
        width: 43px;
        height: 43px;
        padding: 9px;
    }

    .product-header-logo {
        height: 48px;
        max-width: 116px;
    }

    .product-mobile-nav-link,
    .product-mobile-contact {
        min-height: 52px;
        font-size: 14px;
    }
}


/* ==========================================================
   MOBILE
========================================================== */

@media (max-width: 560px) {
    .product-detail-container {
        width: min(calc(100% - 28px), 520px);
    }

    .product-hero-section {
        padding-top: 20px;
        padding-bottom: 54px;
    }

    .product-breadcrumb {
        overflow-x: auto;

        margin-bottom: 20px;

        white-space: nowrap;
    }

    .product-main-image {
        aspect-ratio: 1.15 / 1;
    }

    .product-hero-chevron {
        width: 120px;
    }

    .product-hero-chevron-top,
    .product-hero-chevron-bottom {
        left: 18px;

        width: 22px;
    }

    .product-thumbnail-grid {
        grid-template-columns: repeat(4, 108px);

        overflow-x: auto;
        padding-bottom: 8px;
    }

    .product-thumbnail {
        min-width: 108px;
    }

    .product-summary-eyebrow {
        margin-bottom: 17px;

        font-size: 11px;
        letter-spacing: 3px;
    }

    .product-summary-title {
        font-size: 46px;
        letter-spacing: -2px;
    }

    .product-summary-description {
        margin-top: 20px;

        font-size: 14px;
    }

    .product-brand-section {
        margin-top: 28px;
    }

    .product-brand-list {
        display: grid;
        grid-template-columns: 1fr 1fr;
    }

    .product-brand-item {
        min-width: 0;
    }

    .product-availability {
        align-items: flex-start;
    }

    .product-whatsapp-button,
    .product-consultation-button {
        min-height: 58px;

        font-size: 14px;
    }

    .product-hero-services {
        grid-template-columns: 1fr 1fr;
    }

    .product-hero-service {
        min-height: 138px;
    }

    .product-hero-service-icon {
        width: 45px;
        height: 45px;
    }

    .product-hero-service h2,
    .product-hero-service-label {
        font-size: 13px;
    }
}