/* Product detail pages — shared (P0 + P1) */

.product-page {
    font-family: var(--font-body);
    color: var(--color-text);
    --product-surface-alt: #f5f5f5;
    --product-surface: #fafafa;
}

.product-page h1,
.product-page h2 {
    font-family: var(--font-display);
}

.product-page h1 {
    font-size: var(--text-hero);
    line-height: 1.18;
}

.product-page h2 {
    font-size: var(--text-h2);
}

.product-page .wrap {
    max-width: 1080px;
    margin: 0 auto;
}

.product-page section.alt {
    background: var(--product-surface-alt);
}

.product-page .sample-box {
    background: #fff;
    border-left: 4px solid var(--color-brand);
}

/* Chrome WhatsApp — soft gold text only */
.product-chrome-wa,
.product-page .product-chrome-wa {
    color: var(--color-gold-soft) !important;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 44px;
    padding: 4px 0;
    background: transparent !important;
    border: none !important;
}

.product-chrome-wa:hover {
    text-decoration: underline;
}

/* Product page utilities (P2-1 — moved from inline <style>) */
.product-page h3 {
    font-size: 1.125rem;
    color: #1f1f1f;
    margin: 0 0 10px;
}

.product-page table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    margin-top: 18px;
}

.product-page th {
    background: var(--color-brand);
    color: #fff;
    text-align: left;
}

.product-page th,
.product-page td {
    padding: 13px;
    border-bottom: 1px solid #eee;
    vertical-align: top;
}

.product-page .grid {
    display: grid;
    gap: 20px;
}

.product-page .grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.product-page .card {
    background: #fff;
    border: 1px solid #eee;
    border-radius: var(--radius-md);
    padding: 24px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
}

.product-page ul.checklist {
    margin: 0;
    padding-left: 22px;
}

.product-page ul.checklist li {
    margin: 10px 0;
}

.product-page .form-section {
    background: linear-gradient(180deg, #f5f5f5 0%, #fafafa 100%);
}

.product-page .form-card {
    background: #fff;
    border: 1px solid #e8e8e8;
    border-radius: 10px;
    padding: 32px;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.06);
}

.product-page .form-group {
    margin-bottom: 18px;
}

.product-page .form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    font-size: 14px;
}

.product-page .form-group input,
.product-page .form-group select,
.product-page .form-group textarea {
    width: 100%;
    padding: 12px 14px;
    border: 2px solid #e0e0e0;
    border-radius: 6px;
    font-size: 15px;
    font-family: inherit;
    box-sizing: border-box;
}

.product-page .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.product-page #formMessage {
    margin-top: 14px;
    padding: 12px;
    border-radius: 6px;
    display: none;
    text-align: center;
}

.product-page .pdf-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--color-brand);
    font-weight: 700;
    text-decoration: none;
    margin-top: 12px;
}

.product-page .pdf-link:hover {
    text-decoration: underline;
}

.product-page .note-muted {
    font-size: 14px;
    color: #666;
    margin-top: 12px;
}

.product-page .spec-note {
    font-size: 15px;
    color: #555;
    margin-top: 16px;
    font-style: italic;
}

.product-page .subhead {
    font-size: 15px;
    opacity: 0.92;
}

@media (max-width: 800px) {
    .product-page .grid-2,
    .product-page .form-row {
        grid-template-columns: 1fr;
    }
}

/* No global green WhatsApp pill on product detail pages (#23 + P2) */
.product-page #floating-whatsapp-widget {
    display: none !important;
}

@media (max-width: 768px) {
    .product-page .mobile-lead-bar__btn--wa {
        background: #1f1f1f;
        color: #c4a962;
        font-weight: 600;
    }
}

/* Factory Journey Rail — process track (P2-2 craft) */
.product-page .factory-journey-rail a,
.product-page .factory-journey-rail a:visited {
    color: var(--color-text, #444);
    text-decoration: none;
}

.factory-journey-rail {
    background: #fff;
    border-bottom: 2px solid var(--color-brand);
    padding: 16px 20px;
    position: relative;
    overflow: hidden;
}

.factory-journey-rail__inner {
    max-width: 1080px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px 20px;
}

.factory-journey-rail__label {
    font-size: var(--text-small);
    font-weight: 600;
    color: #666;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    flex-shrink: 0;
}

.factory-journey-rail__track {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    gap: 0 8px;
    position: relative;
    flex: 1;
    min-width: 200px;
    padding-top: 2px;
}

.factory-journey-rail__track .rail-line {
    position: absolute;
    left: 0;
    right: 0;
    top: 1.35rem;
    height: 2px;
    background: linear-gradient(90deg, var(--color-brand) 0%, var(--color-gold-soft) 100%);
    transform: scaleX(0);
    transform-origin: left center;
    animation: rail-draw 0.55s ease forwards;
    z-index: 0;
    pointer-events: none;
}

.rail-node {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    flex: 0 0 auto;
    padding: 2px 12px 6px;
    margin: 0;
    text-decoration: none;
    color: #555;
    min-height: 44px;
    min-width: 4.75rem;
    justify-content: flex-start;
    background: #fff;
}

.product-page .rail-node__gear {
    display: block;
    line-height: 1.2;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #888;
    padding: 2px 4px 4px;
    background: #fff;
    position: relative;
    z-index: 1;
}

.product-page .rail-node__label {
    display: block;
    line-height: 1.25;
    font-size: 0.9375rem;
    font-weight: 600;
}

.rail-node:hover .rail-node__label {
    color: var(--color-brand);
}

.rail-node.is-current .rail-node__gear,
.rail-node.is-current .rail-node__label {
    color: var(--color-brand);
}

.rail-node.is-current .rail-node__label {
    font-weight: 700;
}

.rail-node.is-current {
    border-left: 3px solid var(--color-brand);
    padding-left: 9px;
}

.factory-journey-rail__spur {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-left: auto;
    font-size: var(--text-small);
    min-height: 44px;
}

.factory-journey-rail__spur .spur-connector {
    display: inline-block;
    width: 1.1rem;
    height: 1.1rem;
    border-left: 2px solid var(--color-gold-soft);
    border-bottom: 2px solid var(--color-gold-soft);
    margin-right: 6px;
    flex-shrink: 0;
    transform: translateY(4px);
}

.factory-journey-rail__spur a {
    display: flex;
    flex-direction: column;
    gap: 2px;
    text-decoration: none;
    color: #555;
    font-weight: 600;
    min-height: 44px;
    justify-content: center;
}

.factory-journey-rail__spur.is-current a .rail-node__gear,
.factory-journey-rail__spur.is-current a .rail-node__label {
    color: var(--color-brand);
}

.factory-journey-rail__spur.is-current a .rail-node__label {
    font-weight: 700;
}

@media (max-width: 720px) {
    .factory-journey-rail__spur {
        margin-left: 0;
        width: 100%;
        padding-top: 8px;
        border-top: 1px solid #eee;
    }

    .factory-journey-rail__track {
        width: 100%;
    }
}

@keyframes rail-draw {
    to {
        transform: scaleX(1);
    }
}

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

.product-hero .product-hero__grid {
    animation: hero-fade-in 0.5s ease 0.15s both;
}

.factory-journey-rail__track .rail-line {
    animation-delay: 0.05s;
}

.factory-journey-rail__spur {
    animation: hero-fade-in 0.45s ease 0.35s both;
}

@media (prefers-reduced-motion: reduce) {
    .factory-journey-rail__track .rail-line {
        animation: none;
        transform: scaleX(1);
    }

    .product-hero .product-hero__grid,
    .factory-journey-rail__spur {
        animation: none;
        opacity: 1;
        transform: none;
    }
}

/* Product hero — dual solid gold + split layout (P1-B) */
.product-hero {
    color: #fff;
    padding: 0;
    background: var(--product-surface);
}

.product-hero__grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 0;
    max-width: 1200px;
    margin: 0 auto;
    min-height: 420px;
}

.product-hero__visual {
    position: relative;
    min-height: 280px;
    background-color: #1a1a1a;
    overflow: hidden;
}

.product-hero__img {
    width: 100%;
    height: 100%;
    min-height: 280px;
    object-fit: cover;
    object-position: center;
    display: block;
}

.product-hero__visual::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.22) 0%, rgba(26, 26, 26, 0.05) 100%);
    pointer-events: none;
}

.product-hero__copy {
    background: #1f1f1f;
    padding: 48px 40px 52px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.product-hero__copy .model,
.product-hero__copy .tagline {
    font-size: var(--text-small);
    color: var(--color-gold-soft);
    font-weight: 600;
    margin: 0 0 12px;
}

.product-hero__copy h1 {
    margin: 0 0 16px;
    max-width: none;
    font-size: clamp(1.75rem, 3vw, 2.5rem);
}

.product-hero__copy p {
    max-width: 42rem;
    font-size: 1.05rem;
    line-height: 1.65;
    margin: 0 0 8px;
}

.product-hero__cta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 12px;
    margin-top: 8px;
}

.product-hero .btn-hero-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    min-width: 44px;
    background: var(--color-brand);
    color: #fff;
    padding: 12px 22px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-weight: 700;
    border: 2px solid var(--color-brand);
    font-size: 15px;
    cursor: pointer;
    margin: 0;
    transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.1s ease;
}

.product-hero .btn-hero-primary:hover {
    background: var(--color-brand-hover);
    border-color: var(--color-brand-hover);
    box-shadow: 0 6px 20px rgba(139, 105, 20, 0.35);
}

.product-hero .btn-hero-primary:active {
    transform: scale(0.98);
}

.product-hero .hero-links {
    margin-top: 14px;
    font-size: 15px;
}

.product-hero .hero-links .text-link,
.product-hero .hero-links .btn-link-wa {
    color: var(--color-gold-soft);
    font-weight: 600;
    text-decoration: none;
    background-image: linear-gradient(var(--color-gold-soft), var(--color-gold-soft));
    background-size: 0% 2px;
    background-repeat: no-repeat;
    background-position: 0 100%;
    transition: background-size 0.25s ease;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
}

.product-hero .hero-links .text-link:hover,
.product-hero .hero-links .btn-link-wa:hover {
    background-size: 100% 2px;
}

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

    .product-hero__visual {
        min-height: 220px;
    }

    .product-hero__copy {
        padding: 36px 24px 44px;
    }
}

/* Grader proof layout */
.proof-dual {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 32px;
    align-items: start;
}

.proof-dual__primary .proof-block {
    background: #fff;
    border: 1px solid #e8e8e8;
    border-radius: var(--radius-md);
    padding: 28px;
    margin-bottom: 20px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
    transition: box-shadow 0.25s ease, transform 0.1s ease;
}

.proof-dual__primary .proof-block:hover {
    box-shadow: 0 8px 24px rgba(139, 105, 20, 0.12);
}

.proof-dual__primary .proof-block:active {
    transform: scale(0.995);
}

.proof-dual__secondary ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.proof-dual__secondary li {
    padding: 14px 0;
    border-bottom: 1px solid #eee;
    font-size: 0.95rem;
    max-width: 65ch;
}

.proof-dual__secondary li strong {
    display: block;
    color: #1f1f1f;
    margin-bottom: 4px;
}

@media (max-width: 800px) {
    .proof-dual {
        grid-template-columns: 1fr;
    }
}

/* FAQ — index + answers */
.faq-layout {
    display: grid;
    grid-template-columns: minmax(200px, 280px) 1fr;
    gap: 32px;
    align-items: start;
}

.faq-layout__index {
    position: sticky;
    top: 120px;
}

.faq-layout__index a {
    display: block;
    padding: 10px 0;
    color: #555;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    border-bottom: 1px solid #eee;
    min-height: 44px;
    display: flex;
    align-items: center;
}

.faq-layout__index a:hover {
    color: var(--color-brand);
}

.faq-layout details {
    background: #fff;
    border: 1px solid #eee;
    border-radius: var(--radius-md);
    padding: 16px 18px;
    margin: 0 0 12px;
}

.faq-layout details p {
    max-width: 65ch;
    margin: 10px 0 0;
}

.product-page .prose-measure,
.product-page .prose-measure p {
    max-width: 65ch;
}

.product-page table {
    font-size: 0.95rem;
}

.product-page .spec-dense th,
.product-page .spec-dense td {
    padding: 10px 12px;
}

/* Cards (remaining) */
.product-page .card {
    transition: box-shadow 0.25s ease, transform 0.1s ease;
}

.product-page .card:hover {
    box-shadow: 0 8px 24px rgba(139, 105, 20, 0.1);
}

.product-page .card:active {
    transform: scale(0.99);
}

/* Trust bar */
.product-page .trust-bar {
    background: #1f1f1f;
    color: #ddd;
    padding: 22px 20px;
    border-bottom: 3px solid var(--color-brand);
    font-size: 14px;
}

.product-page .trust-bar .wrap {
    display: flex;
    flex-wrap: wrap;
    gap: 18px 28px;
    align-items: center;
    justify-content: center;
}

.product-page .trust-bar strong {
    color: var(--color-gold-soft);
}

/* Section rhythm (P2-4) */
.product-page section {
    padding: 54px 20px;
}

.product-page section.section--tight {
    padding: 40px 20px;
}

.product-page section.section--air {
    padding: 72px 20px;
}

.product-page ol.steps {
    counter-reset: product-step;
    list-style: none;
    padding: 0;
    margin: 0;
}

.product-page ol.steps li {
    position: relative;
    padding: 16px 16px 16px 3.25rem;
    margin-bottom: 12px;
    background: #fff;
    border: 1px solid #eee;
    border-radius: var(--radius-md);
    border-left: 3px solid var(--color-brand);
}

.product-page ol.steps li::before {
    counter-increment: product-step;
    content: counter(product-step, decimal-leading-zero);
    position: absolute;
    left: 14px;
    top: 16px;
    width: auto;
    height: auto;
    background: none;
    border-radius: 0;
    color: var(--color-brand);
    font-weight: 700;
    font-size: 14px;
    line-height: 1.4;
    text-align: left;
}

.product-page .product-chrome-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #fff !important;
    background: var(--color-brand) !important;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    padding: 11px 24px;
    border-radius: 8px;
    border: 1px solid rgba(196, 169, 98, 0.35);
    box-shadow: 0 4px 12px rgba(139, 105, 20, 0.3);
    transition: background 0.2s ease, box-shadow 0.2s ease;
}

.product-page .product-chrome-cta:hover {
    background: var(--color-brand-hover) !important;
}

.product-page .factory-journey-rail {
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
    z-index: 2;
}

@keyframes rail-current-mark {
    from {
        transform: scaleX(0);
    }
    to {
        transform: scaleX(1);
    }
}

.rail-node.is-current .rail-node__label::after {
    content: "";
    display: block;
    height: 2px;
    margin-top: 4px;
    background: var(--color-brand);
    transform: scaleX(0);
    transform-origin: left;
    animation: rail-current-mark 0.35s ease 0.55s forwards;
}

@media (prefers-reduced-motion: reduce) {
    .rail-node.is-current .rail-node__label::after {
        animation: none;
        transform: scaleX(1);
    }
}

/* Nav touch targets in product chrome */
.product-page header nav a,
.product-page #mobileMenuBtn {
    min-height: 44px;
}

.product-page header nav a {
    font-size: 15px !important;
}

.product-page a.inline {
    color: var(--color-brand);
    font-weight: 600;
}

.product-page .field-carousel {
    margin-top: 24px;
    user-select: none;
}

.product-page .field-carousel__stage {
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
}

.product-page .field-carousel__viewport {
    flex: 1;
    min-width: 0;
    background: #1a1a1a;
    border-radius: 10px;
    overflow: hidden;
    touch-action: pan-y pinch-zoom;
}

.product-page .field-carousel__main {
    display: block;
    width: 100%;
    max-height: 70vh;
    object-fit: contain;
    margin: 0 auto;
    background: #111;
}

.product-page .field-carousel__caption {
    text-align: center;
    font-size: 15px;
    color: #444;
    margin: 14px 0 0;
    min-height: 1.4em;
}

.product-page .field-carousel__nav {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border: none;
    border-radius: 50%;
    background: var(--color-brand);
    color: #fff;
    font-size: 26px;
    line-height: 1;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.product-page .field-carousel__nav:hover {
    background: var(--color-brand-hover);
}

.product-page .field-carousel__nav:disabled {
    opacity: 0.35;
    cursor: default;
}

.product-page .field-carousel__nav:focus-visible,
.product-page .field-carousel__dot:focus-visible,
.product-page .field-carousel__thumb:focus-visible {
    outline: 2px solid var(--color-gold-soft);
    outline-offset: 2px;
}

.product-page .field-carousel__dots {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-top: 16px;
}

.product-page .field-carousel__dot {
    width: 10px;
    height: 10px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: #ccc;
    cursor: pointer;
}

.product-page .field-carousel__dot.is-active {
    background: var(--color-brand);
    transform: scale(1.15);
}

.product-page .field-carousel__thumbs {
    display: flex;
    gap: 10px;
    margin-top: 18px;
    overflow-x: auto;
    padding-bottom: 6px;
}

.product-page .field-carousel__thumb {
    flex: 0 0 auto;
    width: 88px;
    height: 66px;
    padding: 0;
    border: 2px solid transparent;
    border-radius: 6px;
    overflow: hidden;
    cursor: pointer;
    background: #eee;
    opacity: 0.75;
}

.product-page .field-carousel__thumb.is-active {
    border-color: var(--color-brand);
    opacity: 1;
}

.product-page .field-carousel__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.product-page .demo-note {
    background: #fff;
    border: 1px solid #e8e8e8;
    border-radius: var(--radius-md);
    padding: 24px;
    margin-top: 12px;
}

.product-page .closing-cta {
    background: #1f1f1f;
    color: #eee;
}

.product-page .closing-cta h2 {
    color: #fff;
}

.product-page .footer-link-chevron {
    color: var(--color-brand);
    font-size: 14px;
    font-weight: 700;
}

.product-page header [style*="font-size: 13px"] a {
    font-size: 14px !important;
}

@media (max-width: 800px) {
    .faq-layout {
        grid-template-columns: 1fr;
    }

    .faq-layout__index {
        position: static;
        display: flex;
        flex-wrap: wrap;
        gap: 8px 16px;
    }

    .faq-layout__index a {
        border: none;
        padding: 8px 0;
    }
}