/* ==========================================================================
   AIRE Product Filter Page Styles (BEM & Precision Selection Protocol)
   Exact match to Aire product.png design
   ========================================================================== */

:root {
    --proto-primary: var(--color-primary);
    --proto-dark: var(--color-dark);
    --proto-muted: var(--color-muted);
    --proto-border: var(--color-border);
    --proto-bg: var(--color-bg);
    --font-serif: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Main Layout & Page Container - Enforce Inter Font Everywhere */
.product-filter-page,
.product-filter-page * {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.product-filter-page__main {
    /* padding-top: 1.5rem; */
    /* padding-bottom: 5rem; */
}

/* 3-Column Layout Column Borders & Sticky Containers */
.product-filter-page__left-col {
    border-right: 1px solid var(--color-border);
    padding-right: 1.5rem;
}

.product-filter-page__right-col {
    border-left: 1px solid var(--color-border);
    padding-left: 1.5rem;
}

@media (max-width: 991.98px) {
    .product-filter-page__left-col {
        border-right: none;
        padding-right: 0.75rem;
    }

    .product-filter-page__right-col {
        border-left: none;
        padding-left: 0.75rem;
    }
}

.product-filter-page__sticky {
    position: sticky;
    top: 95px;
    max-height: calc(100vh - 110px);
    overflow-y: auto !important;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: var(--color-muted-light) transparent;
}

.product-filter-page__sticky::-webkit-scrollbar {
    width: 4px;
}

.product-filter-page__sticky::-webkit-scrollbar-track {
    background: transparent;
}

.product-filter-page__sticky::-webkit-scrollbar-thumb {
    background: var(--color-muted-light);
    border-radius: 4px;
}

.product-filter-page__sticky::-webkit-scrollbar-thumb:hover {
    background: var(--color-muted-mid);
}

/* --------------------------------------------------------------------------
   LEFT SIDEBAR FILTERS (.filter-sidebar)
   -------------------------------------------------------------------------- */
.filter-sidebar,
.sticky-sidebar,
.protocol-sidebar {
    position: sticky;
    top: 95px;
    max-height: calc(100vh - 110px);
    overflow-y: auto;
    padding-right: 6px;
    scrollbar-width: thin;
    scrollbar-color: #cbd5e1 transparent;
}

.step-tracker {
    overflow: visible !important;
    max-height: none !important;
}

.filter-sidebar::-webkit-scrollbar,
.sticky-sidebar::-webkit-scrollbar,
.protocol-sidebar::-webkit-scrollbar {
    width: 4px;
}

.filter-sidebar::-webkit-scrollbar-track,
.sticky-sidebar::-webkit-scrollbar-track,
.protocol-sidebar::-webkit-scrollbar-track {
    background: transparent;
}

.filter-sidebar::-webkit-scrollbar-thumb,
.sticky-sidebar::-webkit-scrollbar-thumb,
.protocol-sidebar::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}

.filter-sidebar::-webkit-scrollbar-thumb:hover,
.sticky-sidebar::-webkit-scrollbar-thumb:hover,
.protocol-sidebar::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

.filter-sidebar__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 0.6rem;
    margin-bottom: 0.75rem;
    border-bottom: 1px solid var(--color-border);
}

.filter-sidebar__title {
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.12em;
    color: var(--color-dark);
    margin: 0;
    text-transform: uppercase;
}

.filter-sidebar__reset-btn {
    background: none;
    border: none;
    color: var(--color-muted);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.08em;
    cursor: pointer;
    padding: 0;
    text-transform: uppercase;
    transition: color 0.15s ease;
}

.filter-sidebar__reset-btn:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

.filter-sidebar__subtitle {
    font-size: 12px;
    color: var(--color-muted-mid);
    display: block;
    margin-bottom: 1rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* Accordion Filter Groups */
.filter-group {
    border-top: 1px solid #f1f5f9;
    padding: 0.85rem 0;
}

.filter-group__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    user-select: none;
}

.filter-group__title {
    font-size: 12px !important;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--color-dark);
    margin: 0;
    text-transform: uppercase;
}

.filter-group__icon {
    font-size: 12px;
    color: var(--color-dark);
    transition: transform 0.2s ease;
}

.filter-group.collapsed .filter-group__icon {
    transform: rotate(-90deg);
}

.filter-group__content {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 0.75rem;
}

.filter-group.collapsed .filter-group__content {
    display: none;
}

.filter-option {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    margin: 0;
}

.filter-option__input {
    accent-color: var(--color-primary);
    width: 14px;
    height: 14px;
    cursor: pointer;
}

.filter-option__text {
    font-size: 12px;
    color: var(--color-muted);
    transition: color 0.15s ease;
}

.filter-option:hover .filter-option__text {
    color: var(--color-dark);
}

.filter-option__input:checked+.filter-option__text {
    color: var(--color-dark);
    font-weight: 600;
}

/* --------------------------------------------------------------------------
   BREADCRUMB & MOBILE FILTER BAR
   -------------------------------------------------------------------------- */
.breadcrumb-nav {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    margin-bottom: 1.5rem;
}

.filter-sidebar__subtitle {
    display: inline-block;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-muted);
    margin-bottom: 1.25rem;
    text-decoration: none;
    cursor: pointer;
    transition: color 0.2s ease;
}

.filter-sidebar__subtitle:hover,
.filter-sidebar__subtitle--link:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

.breadcrumb-nav__link {
    color: var(--color-muted);
    text-decoration: none;
}

.breadcrumb-nav__link:hover {
    color: var(--color-primary);
}

.breadcrumb-nav__separator {
    color: var(--color-muted-mid);
}

.breadcrumb-nav__current {
    color: var(--color-dark);
    font-weight: 600;
}

.mobile-filter-bar {
    display: none;
    margin-bottom: 1.5rem;
}

@media (max-width: 991.98px) {
    .mobile-filter-bar {
        display: block;
    }
}

.mobile-filter-bar__btn {
    width: 100%;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 10px 16px;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

/* --------------------------------------------------------------------------
   PRODUCT HERO SPOTLIGHT BOX (.product-hero) — Matches Aire product.png
   -------------------------------------------------------------------------- */
.product-hero {
    background: #fafafa;
    border: 1px solid var(--color-border);
    border-radius: 24px;
    padding: 3rem 2rem 0.5rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    margin-bottom: 3rem;

    display: flex;
    flex-direction: column;
    align-items: center;
}

.product-hero__badge {
    background: #e0edff;
    color: #0066ff;
    font-size: 11px;
    font-weight: 600;
    padding: 6px 18px;
    border-radius: 20px;
    display: inline-block;
    margin-bottom: 1.25rem;
}

.product-hero__title {
    font-family: var(--font-serif);
    font-size: 40px;
    font-weight: 400;
    color: var(--color-dark);
    line-height: 1.2;
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
}

.product-hero__title-light {
    color: #94a3b8;
    font-style: normal;
    font-weight: 300;
}

.product-hero__description {
    font-size: 14px;
    color: var(--color-muted);
    max-width: 500px;
    line-height: 1.6;
    margin: 0 auto 1.75rem auto;
}

.product-hero__button {
    background: var(--color-primary);
    color: var(--color-white);
    font-size: 12px;
    font-weight: 700;
    padding: 12px 32px;
    border-radius: 6px;
    text-decoration: none;
    display: inline-block;
    transition: all 0.25s ease;
    box-shadow: 0 4px 14px rgba(29, 78, 216, 0.25);
}

.product-hero__button:hover {
    background: var(--color-primary-hover);
    color: var(--color-white);
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(29, 78, 216, 0.35);
}

.product-hero__image-wrapper {
    width: 100%;
    max-width: 320px;
    margin-top: 2.5rem;
    display: flex;
    justify-content: center;
}

.product-hero__image {
    width: 100%;
    height: auto;
    object-fit: contain;
}

@media (max-width: 767.98px) {
    .product-hero {
        padding: 2rem 1rem 0 1rem;
    }

    .product-hero__title {
        font-size: 28px;
    }

    .product-hero__image-wrapper {
        max-width: 240px;
        margin-top: 1.5rem;
    }
}

/* --------------------------------------------------------------------------
   PRODUCT CARDS & GRID (.product-card) — Matches Aire product.png
   -------------------------------------------------------------------------- */
.product-grid {
    margin-bottom: 4rem;
}

.product-card {
    background: #ffffff;
    border: 1px solid #f1f5f9;
    border-radius: 24px;
    padding: 16px;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    overflow: hidden;
    position: relative;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
}

.product-card:hover {
    transform: translateY(-4px);
    border-color: #e2e8f0;
    box-shadow: 0 16px 36px rgba(15, 23, 42, 0.08);
}

.product-card__badge-wrapper {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 10;
}

.product-card__badge-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px 8px;
    border-radius: 9999px;
    color: #ffffff;
    font-family: var(--font-sans, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif);
    font-size: 10px;
    font-weight: 500;
    line-height: 1.25;
    letter-spacing: 0.1px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}

.product-card__labels.position-absolute {
    top: 20px;
    right: -60px;
    transition: all 0.3s ease;
    z-index: 90;
}

.product-card__labels {
    justify-content: center;
    align-items: center;
    gap: 0;
}

.product-card__labels a {
    height: 38px;
    width: 38px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 8px;
    border: 1px solid #0066cc;
    background: #ffffff;
}

.product-card__labels a.active,
.product-card__labels a:hover {
    background-color: #0066cc;
    transition: all 0.3s ease;
    cursor: pointer;
}

.product-card__labels a.active svg path,
.product-card__labels a:hover svg path {
    fill: white;
}

.product-card:hover .product-card__labels.position-absolute {
    right: 20px;
}

.product-card__image-wrapper {
    width: 100%;
    height: 230px;
    display: block;
    overflow: hidden;
    border-radius: 16px;
    margin-bottom: 1.25rem;
    position: relative;
    background-color: #f8fafc;
}

.product-card__image-wrapper a {
    display: block;
    width: 100%;
    height: 100%;
}

.product-card__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    transition: transform 0.35s ease;
}

.product-card:hover .product-card__image {
    transform: scale(1.05);
}

.product-card__title {
    font-family: var(--font-sans, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif);
    font-size: 20px;
    font-weight: 700;
    color: #0f172a;
    letter-spacing: -0.4px;
    margin-bottom: 6px;
    line-height: 1.25;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    min-height: 50px;
}

.product-card__title a {
    color: #0f172a;
    text-decoration: none;
    transition: color 0.2s ease;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

.product-card__title a:hover {
    color: #0066cc;
}

.product-card__category {
    font-size: 13px;
    font-weight: 500;
    /* letter-spacing: 1.2px; */
    color: #94a3b8;
    /* text-transform: ; */
    margin-bottom: 1.5rem;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    min-height: 36px;
}

.product-card__actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    /* gap: 12px; */
}

.product-card__price.pre {
    text-decoration: line-through;
    font-size: 14px;
    font-weight: 400;
}

.product-card__price {
    text-decoration: none;
    font-weight: 700;
}

.product-card__btn-buy {
    background: #0066cc;
    color: #ffffff !important;
    font-size: 12px;
    font-weight: 400;
    padding: 9px 24px;
    border-radius: 6px;
    text-decoration: none;
    transition: background 0.2s ease, transform 0.15s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: none;
}

.product-card__btn-buy:hover {
    background: #0052a3;
    color: #ffffff !important;
    transform: translateY(-1px);
}

.product-card__btn-learn {
    color: #0066cc;
    font-size: 12px;
    font-weight: 400;
    text-decoration: none;
    transition: color 0.2s ease;
}

.product-card__btn-learn:hover {
    color: #004488;
    text-decoration: underline;
}

.product-card__specs {
    border-top: 1px solid #f1f5f9;
    padding-top: 1rem;
    margin-top: auto;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}

.product-card__spec-label {
    font-size: 9.5px;
    font-weight: 600;
    letter-spacing: 0.5px;
    color: #94a3b8;
    text-transform: uppercase;
    margin-bottom: 2px;
}

.product-card__spec-value {
    font-size: 12px;
    font-weight: 600;
    color: #1e293b;
    line-height: 1.25;
    max-width: 150px;
}

.product-card__spec-item--align-end {
    text-align: right;
}

/* --------------------------------------------------------------------------
   WHY CHOOSE AIRE? (.why-choose-stacked-wrapper) — GSAP ScrollTrigger Deck
   -------------------------------------------------------------------------- */
.why-choose-stacked-wrapper {
    position: relative;
    margin-top: 3rem;
    margin-bottom: 4rem;
    width: 100%;
}

.why-choose-stacked__header {
    text-align: center;
    margin-bottom: 2rem;
}

.why-choose-stacked__title {
    font-family: var(--font-serif);
    font-size: 36px;
    font-weight: 400;
    color: var(--color-dark);
    margin-bottom: 6px;
}

.why-choose-stacked__subtitle {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--color-muted-mid);
    text-transform: uppercase;
}

.stacked-cards-container {
    position: relative;
    width: 100%;
    height: 440px;
    border-radius: 24px;
    overflow: hidden;
}

@media (max-width: 1399px) {
    .stacked-cards-container {
        height: 400px;
    }

    .stacked-card {
        height: 360px;
    }
}

@media (max-width: 1199px) {
    .stacked-cards-container {
        height: 360px;
    }

    .stacked-card {
        height: 320px;
    }
}

@media (max-width: 991.98px) {
    .stacked-cards-container {
        height: auto;
    }

    .stacked-card {
        height: auto;
    }
}

.stacked-card {
    position: absolute;
    top: 0;
    height: 400px;
    border-radius: 24px;
    padding: 32px 28px;
    display: flex;
    justify-content: flex-start;
    gap: 16px;
    align-items: flex-start;
    box-shadow: -8px 0 30px rgba(15, 23, 42, 0.08);
    cursor: pointer;
    user-select: none;
    overflow: hidden;
    will-change: transform;
    flex-direction: column;
}

/* Card 1: 100% width at left: 0% */
.card-layer-1 {
    width: 100%;
    left: 0%;
    z-index: 1;
    transform: translateY(0%);
    background-color: #24302b;
    color: var(--color-white);
}

/* Card 2: 79% width at left: 21% */
.card-layer-2 {
    width: 79%;
    left: 21%;
    z-index: 2;
    transform: translateY(140%);
    background-color: #dbe3e2;
    color: var(--color-dark);
}

/* Card 3: 58% width at left: 42% */
.card-layer-3 {
    width: 58%;
    left: 42%;
    z-index: 3;
    transform: translateY(140%);
    background-color: #e2f97c;
    color: var(--color-dark);
}

/* Card 4: 37% width at left: 63% (expanded for full content visibility) */
.card-layer-4 {
    width: 37%;
    left: 63%;
    z-index: 4;
    transform: translateY(140%);
    background-color: #eaf5d3;
    color: var(--color-dark);
}

.card-left-header {
    width: 100%;
    max-width: 100%;
    flex-shrink: 0;
}

.card-left-header .tab-title {
    font-family: var(--font-serif);
    font-size: 19px;
    font-weight: 700;
    line-height: 1.25;
    margin-top: 10px;
    margin-bottom: 0;
    word-break: break-word;
}

.card-right-body {
    width: 100%;
    max-width: 100%;
    font-size: 13px;
    line-height: 1.55;
    flex-shrink: 0;
}

.card-right-body p {
    font-size: 13px;
    margin-bottom: 0;
}

@media (max-width: 991.98px) {
    .stacked-cards-container {
        height: auto;
        display: flex;
        flex-direction: column;
        gap: 16px;
        position: relative;
        z-index: auto;
        isolation: auto;
    }

    .stacked-card {
        position: relative;
        width: 100% !important;
        left: 0 !important;
        transform: none !important;
        box-shadow: none;
        flex-direction: column;
        align-items: flex-start;
        padding: 24px 20px;
        height: auto;
        z-index: auto !important;
    }

    /* Reset individual layer z-indexes so they don't pierce the offcanvas overlay */
    .card-layer-1,
    .card-layer-2,
    .card-layer-3,
    .card-layer-4 {
        z-index: auto !important;
        position: relative !important;
    }

    .card-left-header {
        width: 100%;
        margin-bottom: 12px;
    }

    .card-right-body {
        max-width: 100%;
    }
}

.why-choose-stacked-card {
    border-radius: 20px;
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 280px;
}

.why-choose-stacked-card--layer-1 {
    background: #1c2421;
    color: var(--color-white);
}

.why-choose-stacked-card--layer-2 {
    background: #dbe3e2;
    color: var(--color-dark);
}

.why-choose-stacked-card--layer-3 {
    background: #e2f97c;
    color: var(--color-dark);
}

.why-choose-stacked-card--layer-4 {
    background: #eaf5d3;
    color: var(--color-dark);
}

.why-choose-stacked-card__dots {
    font-size: 14px;
    letter-spacing: 3px;
    margin-bottom: 1.5rem;
    opacity: 0.7;
}

.why-choose-stacked-card__title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.why-choose-stacked-card__text {
    font-size: 12px;
    line-height: 1.5;
    margin: 0;
    opacity: 0.9;
}

/* --------------------------------------------------------------------------
   TESTED & TRUSTED (.trusted-section)
   -------------------------------------------------------------------------- */
.trusted-section {
    text-align: center;
    margin-bottom: 5rem;
}

.trusted-section__title {
    font-family: var(--font-serif);
    font-size: 32px;
    font-weight: 400;
    color: var(--color-dark);
    margin-bottom: 2.5rem;
}

.trusted-section__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 600px;
    margin: 0 auto;
}

.trusted-card {
    text-align: center;
}

.trusted-card__icon-wrapper {
    font-size: 36px;
    color: var(--color-dark);
    margin-bottom: 12px;
}

.trusted-card__name {
    font-size: 14px;
    font-weight: 800;
    color: var(--color-dark);
    letter-spacing: 0.08em;
    margin-bottom: 6px;
}

.trusted-card__description {
    font-size: 12px;
    color: var(--color-muted);
    margin: 0;
}

/* --------------------------------------------------------------------------
   AMAZON BANNER (.amazon-banner)
   -------------------------------------------------------------------------- */
.amazon-banner {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    margin-bottom: 5rem;
    min-height: 380px;
    display: flex;
    align-items: center;
}

.amazon-banner__background-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.amazon-banner__overlay {
    position: relative;
    z-index: 1;
    background: rgba(15, 23, 42, 0.45);
    width: 100%;
    height: 100%;
    min-height: 380px;
    padding: 3rem;
    color: var(--color-white);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.amazon-banner__title {
    font-family: var(--font-serif);
    font-size: 42px;
    font-weight: 400;
    color: var(--color-white);
    margin-bottom: 6px;
}

.amazon-banner__subtitle {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 16px;
}

.amazon-banner__stars {
    color: #f59e0b;
    font-size: 16px;
    margin-bottom: 1.5rem;
}

.amazon-banner__button {
    border: 1px solid rgba(255, 255, 255, 0.6);
    color: var(--color-white);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.1em;
    padding: 10px 24px;
    border-radius: 30px;
    text-decoration: none;
    display: inline-block;
    width: fit-content;
    transition: all 0.25s ease;
    backdrop-filter: blur(4px);
}

.amazon-banner__button:hover {
    background: var(--color-white);
    color: var(--color-dark);
}

/* --------------------------------------------------------------------------
   TESTIMONIALS (.testimonials-section)
   -------------------------------------------------------------------------- */
.testimonials-section {
    margin-bottom: 5rem;
}

.testimonials-section__title {
    font-family: var(--font-serif);
    font-size: 36px;
    font-weight: 400;
    color: var(--color-dark);
    text-align: center;
    margin-bottom: 4px;
}

.testimonials-section__subtitle {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--color-muted-mid);
    text-transform: uppercase;
    display: block;
    text-align: center;
    margin-bottom: 2.5rem;
}


@media (max-width: 767.98px) {
    .testimonials-section__grid {
        grid-template-columns: 1fr;
    }
}

.testimonial-card {
    background: var(--color-white);
    border: 1px solid #f1f5f9;
    border-radius: 20px;
    padding: 2.5rem 2rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.03);
}

.testimonial-card__stars {
    color: #2563eb;
    font-size: 13px;
    margin-bottom: 1.25rem;
}

.testimonial-card__quote {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 16px;
    color: var(--color-dark);
    line-height: 1.6;
    margin: 0 0 2rem 0;
}

.testimonial-card__author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.testimonial-card__avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.testimonial-card__author-name {
    font-size: 14px;
    font-weight: 700;
    color: var(--color-dark);
    margin: 0;
}

.testimonial-card__author-role {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--color-muted-mid);
}

/* --------------------------------------------------------------------------
   LIVING HERO (.living-hero) — Matches Aire product.png
   -------------------------------------------------------------------------- */
.living-hero {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
}

.living-hero__image-bg {
    position: relative;
    border-radius: 24px;
    margin-bottom: 2.5rem;
    height: 420px;
    width: 100%;
}

.living-hero__image-bg img.living-hero__bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: 24px;
    position: relative;
    z-index: 1;
}

.living-hero__animated-product {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-height: 250px;
    width: auto;
    object-fit: contain;
    z-index: 99 !important;
    will-change: transform, top, left;
    filter: drop-shadow(0 20px 45px rgba(0, 0, 0, 0.35));
    pointer-events: none;
}

.living-hero__product-target {
    min-height: 260px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 1.5rem 0 2.5rem 0;
    position: relative;
    z-index: 2;
}

.living-hero__product-placeholder {
    width: 240px;
    height: 250px;
}

.living-hero__title {
    font-family: var(--font-serif);
    font-size: 42px;
    font-weight: 400;
    color: var(--color-dark);
    margin-bottom: 1rem;
}

.living-hero__description {
    font-size: 14px;
    color: var(--color-muted);
    max-width: 540px;
    margin: 0 auto 2rem auto;
    line-height: 1.6;
}

.living-hero__product-image {
    width: 100%;
    max-width: 280px;
    height: auto;
    object-fit: contain;
    margin: 0 auto 2rem auto;
    display: block;
}

.living-hero__button {
    background: var(--color-primary);
    color: var(--color-white);
    font-size: 12px;
    font-weight: 700;
    padding: 12px 32px;
    border-radius: 6px;
    text-decoration: none;
    display: inline-block;
    transition: all 0.25s ease;
    box-shadow: 0 4px 14px rgba(29, 78, 216, 0.25);
}

.living-hero__button:hover {
    background: var(--color-primary-hover);
    color: var(--color-white);
    transform: translateY(-1px);
}

/* --------------------------------------------------------------------------
   PRECISION SELECTION PROTOCOL (product-filter-steps.html compatibility)
   -------------------------------------------------------------------------- */
.sticky-sidebar-wrapper {
    position: sticky;
    top: 95px;
    max-height: calc(100vh - 110px);
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--color-muted-light) transparent;
}

.sticky-sidebar-wrapper::-webkit-scrollbar {
    width: 4px;
}

.sticky-sidebar-wrapper::-webkit-scrollbar-thumb {
    background: var(--color-muted-light);
    border-radius: 4px;
}

.protocol-left-panel {
    background: var(--color-white);
    border-radius: 12px;
    padding: 1.25rem;
    border: 1px solid var(--color-border);
}

.protocol-label {
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.08em;
    color: var(--color-muted);
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    display: block;
}

/* ── Protocol Sidebar Panel Styling ─────────────────────────────────── */
.protocol-sidebar .cart-breadcrumb {
    font-size: 12px;
    color: var(--color-muted);
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 1.5rem !important;
    letter-spacing: 0.02em;
}

.protocol-sidebar .cart-breadcrumb a {
    color: var(--color-muted);
    text-decoration: none;
    transition: color 0.2s ease;
}

.protocol-sidebar .cart-breadcrumb a:hover {
    color: var(--color-primary);
}

.protocol-sidebar .cart-breadcrumb .text-dark {
    color: var(--color-dark) !important;
    font-weight: 600;
}

/* Sidebar label header above step tracker */


.step-tracker {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin-bottom: 2rem;
}

.step-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    position: relative;
}

.step-item:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 17px;
    top: 34px;
    width: 2px;
    height: calc(100% - 8px);
    background: var(--color-border);
}

.step-item.active::after,
.step-item.completed::after {
    background: var(--color-primary);
}

.step-dot {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 2px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    color: var(--color-muted);
    background: var(--color-white);
    flex-shrink: 0;
    transition: all 0.3s ease;
    z-index: 1;
}

.step-item.active .step-dot,
.step-item.completed .step-dot {
    border-color: var(--color-primary);
    background: var(--color-primary);
    color: var(--color-white);
}

.step-content {
    padding: 4px 0;
}

.step-num-label {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--color-muted);
    text-transform: uppercase;
    margin-bottom: 4px;
    display: block;
}

.step-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-dark);
    display: flex;
    align-items: center;
    gap: 6px;
}

.step-name i {
    font-size: 14px;
    color: var(--color-muted);
}

.step-item.active .step-name {
    color: var(--color-dark);
}

.step-item:not(.active):not(.completed) .step-name {
    color: var(--color-muted-mid);
}

.step-item:not(.active):not(.completed) .step-num-label {
    color: var(--color-muted-light);
}

.step-summary-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    /* border: 1px solid var(--color-muted-light);
    border-radius: 6px; */
    padding: 4px 0px;
    font-size: 13px;
    font-weight: 600;
    color: var(--color-dark);
    background: var(--color-white);
    margin-top: 4px;
}

.protocol-analysis {
    border-top: 1px solid var(--color-border);
    padding-top: 1.25rem;
}

.protocol-analysis-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.08em;
    color: var(--color-muted);
    text-transform: uppercase;
    margin-bottom: 10px;
}

.protocol-analysis-pct {
    color: var(--color-primary);
    font-size: 12px;
    font-weight: 700;
}

.protocol-progress-bar {
    width: 100%;
    height: 4px;
    background: var(--color-border);
    border-radius: 2px;
    overflow: hidden;
}

.protocol-progress-fill {
    height: 100%;
    background: var(--color-primary);
    border-radius: 2px;
    transition: width 0.5s ease;
}

.protocol-center-panel {
    background: var(--color-white);
    padding-bottom: 120px;
}

@media (max-width: 1199px) {
    .protocol-center-panel {
        padding-bottom: 80px;
    }
}

@media (max-width: 991px) {
    .protocol-center-panel {
        padding-bottom: 60px;
    }
}

@media (max-width: 767px) {
    .protocol-center-panel {
        padding-bottom: 48px;
    }
}

.protocol-main-title {
    font-size: 32px;
    font-weight: 800;
    color: var(--color-dark);
    line-height: 1.2;
    margin-bottom: 0.5rem;
    letter-spacing: -0.5px;
}

.protocol-main-desc {
    font-size: 14px;
    color: var(--color-muted);
    line-height: 1.6;
    margin-bottom: 2rem;
}

.step-progress-track {
    position: relative;
    width: 100%;
    height: 4px;
    background: var(--color-border);
    border-radius: 2px;
    margin-bottom: 0.75rem;
    overflow: hidden;
}

.step-progress-track-fill {
    height: 100%;
    background: var(--color-primary);
    border-radius: 2px;
    transition: width 0.5s ease;
}

.step-meta-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
}

.step-header-tag,
.step-header-count {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--color-muted-mid);
    text-transform: uppercase;
}

.step-title-row {
    display: flex;
    align-items: baseline;
    gap: 12px;
    margin-bottom: 1.5rem;
}

.step-title-num {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-muted-mid);
}

.step-title-text {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-dark-alt);
    margin: 0;
}

.option-grid-3col {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin-bottom: 1.5rem;
}

@media (max-width: 767.98px) {
    .option-grid-3col {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .option-grid-3col {
        grid-template-columns: 1fr;
    }
}

.max-w-50 {
    max-width: 50%;
}

.option-card-step {
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 10px 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    background: var(--color-white);
    user-select: none;
}

.option-card-step:hover {
    border-color: var(--color-muted-mid);
    background: var(--color-bg);
}

.option-card-step.selected {
    border-color: var(--color-primary);
    background: var(--color-white);
}

.option-card-step.disabled {
    border-color: var(--color-border);
    background: var(--color-bg);
    opacity: 0.55;
    cursor: not-allowed;
}

.option-card-step[data-type="checkbox"] {
    position: relative;
    /* padding-right: 38px; */
}



.option-card-step[data-type="checkbox"].selected::after {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23ffffff'%3E%3Cpath d='M13.854 3.646a.5.5 0 0 1 0 .708l-7 7a.5.5 0 0 1-.708 0l-3.5-3.5a.5.5 0 1 1 .708-.708L6.5 10.293l6.646-6.647a.5.5 0 0 1 .708 0z'/%3E%3C/svg%3E");
    background-size: 12px 12px;
    background-position: center;
    background-repeat: no-repeat;
}

.option-card-step input[type="radio"],
.option-card-step input[type="checkbox"] {
    display: none;
}

.option-card-step-icon {
    font-size: 14px;
    color: var(--color-muted);
    flex-shrink: 0;
}

.option-card-step.selected .option-card-step-icon {
    color: var(--color-primary);
}

.option-card-step.disabled .option-card-step-icon {
    color: var(--color-muted-mid);
}

.option-card-step-label {
    font-size: 12px;
    font-weight: 400;
    color: var(--color-dark-mid);
}

.option-card-step.selected .option-card-step-label {
    color: var(--color-primary);
    font-weight: 600;
}

.option-card-step.disabled .option-card-step-label {
    color: var(--color-muted-mid);
    font-weight: 500;
}

.btn-protocol-next-step,
.btn-protocol-prev-step {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 44px;
    padding: 0 24px;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    margin: 0 !important;
    border: 1px solid var(--color-primary);
    background: transparent;
    color: var(--color-primary);
}

.btn-protocol-next-step:hover,
.btn-protocol-prev-step:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #ffffff;
}

/* Buttery 60fps GPU-accelerated step transition */
@keyframes stepPreviewSlideUp {
    0% {
        opacity: 0;
        transform: translate3d(0, 36px, 0) scale(0.99);
    }

    100% {
        opacity: 1;
        transform: translate3d(0, 0, 0) scale(1);
    }
}

.step-animate-slide-up {
    opacity: 0;
    animation: stepPreviewSlideUp 0.58s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    will-change: transform, opacity;
}

@keyframes stepInactiveFadeIn {
    0% {
        opacity: 0;
        transform: translate3d(0, 24px, 0);
    }

    100% {
        opacity: 0.6;
        transform: translate3d(0, 0, 0);
    }
}

.step-section.opacity-60 {
    opacity: 0;
    animation: stepInactiveFadeIn 0.58s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    will-change: transform, opacity;
}

.featured-solution-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    overflow: hidden;
    position: sticky;
    top: 95px;
}

.featured-solution-img-box {
    position: relative;
    width: 100%;
}

.featured-solution-img-box img {
    width: 100%;
    object-fit: cover;
    display: block;
    border-top-left-radius: 16px;
    border-top-right-radius: 16px;
    height: 250px;
}

.featured-solution-badge {
    position: absolute;
    top: 14px;
    left: 14px;
    background: rgba(15, 23, 42, 0.8);
    color: var(--color-white);
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 6px 12px;
    border-radius: 4px;
    backdrop-filter: blur(4px);
}

.featured-solution-body {
    padding: 20px 24px 24px 24px;
}

.featured-solution-title {
    font-size: 20px;
    font-weight: 800;
    color: var(--color-dark);
    line-height: 1.3;
    margin-bottom: 12px;
}

.featured-solution-desc {
    font-size: 13px;
    color: var(--color-muted);
    line-height: 1.6;
    margin-bottom: 24px;
}

.btn-view-products {
    background-color: var(--color-primary);
    color: var(--color-white);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 12px 16px;
    border-radius: 8px;
    width: 100%;
    display: block;
    text-align: center;
    text-decoration: none;
    border: none;
    box-shadow: 0 4px 12px var(--color-primary-shadow);
    transition: all 0.2s ease;
}

.btn-view-products:hover {
    background-color: #1e40af;
    transform: translateY(-1px);
    box-shadow: 0 6px 16px var(--color-primary-shadow);
}


/* Swiper Dots */
.featured-swiper .swiper-pagination {
    bottom: 12px !important;
}

.featured-swiper .swiper-pagination-bullet {
    width: 6px;
    height: 6px;
    background: var(--color-muted-light);
    opacity: 1;
    transition: all 0.3s ease;
}

.featured-swiper .swiper-pagination-bullet-active {
    width: 18px;
    border-radius: 4px;
    background: var(--color-primary);
}

.testimonials-slider {
    width: 100%;
    overflow: hidden;
    padding-bottom: 40px;
    /* Space for pagination dots if used */
}

.testimonials-slider .swiper-wrapper {
    display: flex;
}

.testimonials-slider .swiper-slide {
    height: auto;
    /* Ensures cards match height if content varies */
    box-sizing: border-box;
}


.product-pagination-wrapper .pagination {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 0;
    flex-wrap: wrap;
    justify-content: center;
}

.product-pagination-wrapper .page-item .page-link {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    height: 38px;
    padding: 0 12px;
    font-size: 13.5px;
    font-weight: 600;
    color: #334155;
    background-color: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 8px !important;
    transition: all 0.2s ease;
    text-decoration: none;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.product-pagination-wrapper .page-item .page-link:hover {
    color: #0066cc;
    background-color: #f1f5f9;
    border-color: #cbd5e1;
    transform: translateY(-1px);
}

.product-pagination-wrapper .page-item.active .page-link {
    color: #ffffff;
    background-color: #0066cc;
    border-color: #0066cc;
    box-shadow: 0 4px 10px rgba(0, 102, 204, 0.25);
}

.product-pagination-wrapper .page-item.disabled .page-link {
    color: #94a3b8;
    background-color: #f8fafc;
    border-color: #f1f5f9;
    cursor: not-allowed;
    box-shadow: none;
}

/* Best Matched Product Spotlight Card & Protocol Results */
.best-matched-product-card {
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    background: #ffffff;
    border: 1px solid #e2e8f0;
}

.best-matched-product-card:hover {
    box-shadow: 0 12px 30px rgba(0, 102, 204, 0.08) !important;
    border-color: #cbd5e1;
}

.best-match-img-box {
    background: #f8fafc;
    overflow: hidden;
}

.best-matched-product-card:hover .best-match-img-box img {
    transform: scale(1.04);
}

.best-match-img-box img {
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.hover-primary:hover {
    color: #0066cc !important;
}

.tracking-wider {
    letter-spacing: 0.08em;
}

.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}