:root {
    --ink: #102027;
    --ink-soft: #334155;
    --muted: #64748b;
    --line: #dbe4ea;
    --paper: #ffffff;
    --mist: #f4f8f7;
    --aqua: #1aa6a6;
    --aqua-dark: #087f80;
    --coral: #ff775f;
    --mint: #dbf5ed;
    --sun: #f7c948;
    --shadow-sm: 0 10px 30px rgba(16, 32, 39, 0.08);
    --shadow-md: 0 24px 60px rgba(16, 32, 39, 0.14);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 106px;
}

body {
    font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    color: var(--ink);
    line-height: 1.65;
    background: var(--paper);
    -webkit-font-smoothing: antialiased;
}

img {
    display: block;
    max-width: 100%;
}

a {
    color: inherit;
}

.container {
    width: min(1120px, calc(100% - 40px));
    margin: 0 auto;
}

.navbar {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(219, 228, 234, 0.85);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: background 0.2s ease, box-shadow 0.2s ease;
}

.navbar.is-scrolled {
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 12px 30px rgba(16, 32, 39, 0.1);
}

.navbar-container {
    min-height: 76px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
}

.logo {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    flex: 0 0 auto;
}

.logo img {
    width: min(220px, 56vw);
    height: auto;
}

.breadcrumb {
    background: #fbfdfd;
    border-bottom: 1px solid rgba(219, 228, 234, 0.85);
    font-size: 13px;
}

.breadcrumb ol {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 8px;
    min-height: 38px;
    color: var(--muted);
    overflow-x: auto;
    white-space: nowrap;
}

.breadcrumb li {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.breadcrumb li:not(:last-child)::after {
    content: "/";
    color: #94a3b8;
}

.breadcrumb a {
    text-decoration: none;
    color: var(--ink-soft);
    font-weight: 750;
}

.menu-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--paper);
    color: var(--ink);
    cursor: pointer;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--ink-soft);
    padding: 10px 12px;
    font-weight: 650;
    font-size: 14px;
    border-radius: 8px;
    transition: background 0.2s ease, color 0.2s ease;
}

.nav-menu a:hover {
    color: var(--aqua-dark);
    background: var(--mist);
}

.nav-menu .btn-nav {
    margin-left: 8px;
    background: var(--ink);
    color: var(--paper);
    padding: 10px 18px;
}

.nav-menu .btn-nav:hover {
    background: var(--aqua-dark);
    color: var(--paper);
}

.hero-section {
    position: relative;
    overflow: hidden;
    padding: 86px 0 70px;
    background: linear-gradient(135deg, rgba(219, 245, 237, 0.92), rgba(255, 255, 255, 0.96) 46%, rgba(255, 238, 231, 0.78));
}

.hero-section::after {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.55);
    pointer-events: none;
}

.hero-container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
    align-items: center;
    gap: 56px;
}

.badge-wrapper {
    margin-bottom: 18px;
}

.badge,
.section-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--aqua-dark);
    background: rgba(219, 245, 237, 0.95);
    border: 1px solid rgba(26, 166, 166, 0.16);
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.hero-text h1 {
    max-width: 780px;
    font-size: clamp(42px, 6vw, 70px);
    line-height: 1.02;
    font-weight: 900;
    letter-spacing: 0;
    margin-bottom: 24px;
}

.hero-text p {
    max-width: 660px;
    font-size: 18px;
    color: var(--ink-soft);
    margin-bottom: 30px;
}

.hero-btns {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 34px;
}

.btn-primary,
.btn-secondary,
.btn-detail,
.btn-quote,
.btn-submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 800;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn-primary {
    background: var(--aqua);
    color: var(--paper);
    padding: 13px 22px;
    box-shadow: 0 16px 32px rgba(26, 166, 166, 0.25);
}

.btn-secondary {
    border: 1px solid rgba(16, 32, 39, 0.16);
    background: rgba(255, 255, 255, 0.76);
    color: var(--ink);
    padding: 12px 22px;
}

.btn-primary:hover,
.btn-detail:hover,
.btn-quote:hover,
.btn-submit:hover {
    background: var(--aqua-dark);
    transform: translateY(-2px);
}

.hero-metrics {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    max-width: 650px;
    border-top: 1px solid rgba(16, 32, 39, 0.12);
    padding-top: 22px;
    gap: 18px;
}

.hero-metrics div {
    min-width: 0;
}

.hero-metrics dt {
    color: var(--ink);
    font-size: 22px;
    font-weight: 900;
}

.hero-metrics dd {
    color: var(--muted);
    font-size: 13px;
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: contain;
    background: var(--paper);
    border-radius: 8px;
    box-shadow: var(--shadow-md);
}

.hero-image-card {
    position: absolute;
    left: -26px;
    bottom: 30px;
    max-width: 245px;
    padding: 18px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(219, 228, 234, 0.8);
    box-shadow: var(--shadow-sm);
}

.hero-image-card strong,
.hero-image-card span {
    display: block;
}

.hero-image-card strong {
    font-size: 16px;
}

.hero-image-card span {
    color: var(--muted);
    font-size: 13px;
    line-height: 1.5;
    margin-top: 4px;
}

.trust-banner {
    padding: 30px 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    background: var(--paper);
    text-align: center;
}

.trust-title {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--muted);
    margin-bottom: 16px;
    font-weight: 800;
}

.logo-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.logo-item {
    padding: 14px 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--mist);
    font-size: 14px;
    font-weight: 800;
    color: var(--ink-soft);
}

.logo-item i {
    color: var(--coral);
    margin-right: 7px;
}

.features-section,
.factory-gallery-section,
.oem-section,
.products-section,
.product-detail-section,
.product-page-hero,
.product-content-section,
.article-page-hero,
.article-content-section,
.catalog-section,
.cert-section,
.certification-grid-section,
.certification-benefits,
.certification-cta,
.about-section,
.blog-section,
.faq-section,
.contact-section {
    padding: 50px 0;
}

.section-title {
    text-align: center;
    margin: 0 auto 46px;
    max-width: 700px;
}

.section-title h2,
.oem-text h2,
.product-detail-copy h2,
.product-detail-copy h1,
.article-page-hero h1,
.catalog-copy h2,
.contact-text h2,
.about-content h2 {
    font-size: clamp(30px, 4vw, 44px);
    line-height: 1.12;
    font-weight: 900;
    letter-spacing: 0;
    margin: 14px 0 14px;
}

.section-title p,
.oem-text p,
.product-detail-copy p,
.catalog-copy p,
.article-page-hero p,
.article-content p,
.contact-text p,
.about-content p {
    color: var(--muted);
    font-size: 16px;
}

.features-section,
.product-detail-section,
.faq-section {
    background: var(--paper);
}

.features-grid,
.factory-gallery-grid,
.products-grid,
.detail-panels,
.cert-grid,
.blog-grid {
    display: grid;
    gap: 22px;
}

.features-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-card,
.factory-photo,
.product-card,
.detail-panel,
.cert-card,
.faq-item,
.blog-post,
.contact-form-wrapper {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--paper);
    box-shadow: var(--shadow-sm);
}

.feature-card {
    padding: 30px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover,
.product-card:hover,
.blog-post:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.icon-box {
    width: 52px;
    height: 52px;
    background: var(--mint);
    color: var(--aqua-dark);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 22px;
}

.icon-box i {
    font-size: 20px;
}

.feature-card h3,
.product-info h3,
.blog-post h3 {
    font-size: 20px;
    line-height: 1.3;
    font-weight: 850;
    margin-bottom: 10px;
}

.feature-card p,
.blog-post p,
.sku {
    color: var(--muted);
}

.factory-gallery-section {
    background: #fbfdfd;
    border-top: 1px solid rgba(219, 228, 234, 0.72);
    border-bottom: 1px solid rgba(219, 228, 234, 0.72);
}

.factory-gallery-grid {
    grid-template-columns: 1.15fr 0.85fr 0.85fr;
    grid-auto-rows: minmax(250px, auto);
    grid-auto-flow: dense;
}

.factory-photo {
    overflow: hidden;
    position: relative;
}

.factory-photo.is-large {
    grid-row: span 2;
}

.factory-photo img {
    width: 100%;
    height: 100%;
    min-height: 240px;
    object-fit: cover;
    background: var(--mist);
}

.factory-photo figcaption {
    position: absolute;
    inset: auto 14px 14px 14px;
    padding: 14px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(219, 228, 234, 0.84);
    box-shadow: var(--shadow-sm);
}

.factory-photo strong,
.factory-photo span {
    display: block;
}

.factory-photo strong {
    font-size: 15px;
    font-weight: 900;
}

.factory-photo span {
    color: var(--muted);
    font-size: 13px;
    line-height: 1.45;
    margin-top: 3px;
}

.oem-section,
.cert-section,
.contact-section {
    background: var(--mist);
}

.oem-container,
.contact-container {
    display: grid;
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    align-items: center;
    gap: 56px;
}

.oem-list {
    list-style: none;
    margin-top: 24px;
    display: grid;
    gap: 12px;
}

.oem-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 750;
    color: var(--ink-soft);
}

.oem-list i {
    color: var(--aqua);
}

.oem-image img {
    width: 100%;
    aspect-ratio: 5 / 4;
    object-fit: contain;
    background: var(--paper);
    border-radius: 8px;
    box-shadow: var(--shadow-md);
}

.products-section {
    background: var(--paper);
}

.products-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.product-group {
    margin-top: 34px;
}

.product-group:first-of-type {
    margin-top: 0;
}

.product-group-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 18px;
}

.product-group-header h3 {
    font-size: 24px;
    line-height: 1.25;
    font-weight: 900;
}

.product-group-header a,
.product-count {
    color: var(--aqua-dark);
    font-size: 14px;
    font-weight: 850;
    text-decoration: none;
    white-space: nowrap;
}

.all-products-group {
    padding-top: 34px;
    border-top: 1px solid var(--line);
}

.product-card {
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.product-img {
    position: relative;
    overflow: hidden;
    background: linear-gradient(180deg, #ffffff, #f6fbfa);
}

.product-img img {
    width: 100%;
    height: 250px;
    object-fit: contain;
    padding: 14px;
    transition: transform 0.35s ease;
}

.product-card:hover .product-img img {
    transform: scale(1.04);
}

.product-tag {
    position: absolute;
    top: 14px;
    left: 14px;
    background: var(--ink);
    color: var(--paper);
    padding: 5px 10px;
    font-size: 11px;
    font-weight: 850;
    text-transform: uppercase;
    border-radius: 8px;
}

.product-info {
    padding: 22px;
    display: flex;
    flex: 1;
    flex-direction: column;
}

.product-info .category {
    color: var(--aqua-dark);
    font-size: 12px;
    text-transform: uppercase;
    font-weight: 850;
    letter-spacing: 0.08em;
}

.moq-bar {
    background: var(--mist);
    border: 1px solid var(--line);
    padding: 9px 12px;
    border-radius: 8px;
    font-size: 13px;
    margin: 16px 0;
}

.product-meta-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    margin: 16px 0;
}

.product-meta-grid span {
    min-width: 0;
    padding: 9px 8px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--mist);
    color: var(--muted);
    font-size: 12px;
    line-height: 1.35;
}

.product-meta-grid strong {
    display: block;
    color: var(--ink);
    font-size: 11px;
    text-transform: uppercase;
}

.product-list-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(260px, 1fr));
    gap: 20px;
    justify-content: center;
}

.product-list-card {
    display: flex;
    min-height: 178px;
    flex-direction: column;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--paper);
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    overflow: hidden;
}

.product-list-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.product-list-img {
    overflow: hidden;
    background: linear-gradient(180deg, #ffffff, #f6fbfa);
    height: 180px;
}

.product-list-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 10px;
    transition: transform 0.35s ease;
}

.product-list-card:hover .product-list-img img {
    transform: scale(1.04);
}

.product-list-info {
    display: flex;
    flex: 1;
    flex-direction: column;
    padding: 18px;
}

.product-list-card[hidden] {
    display: none;
}

.product-list-card h3 {
    font-size: 18px;
    line-height: 1.28;
    margin: 8px 0 8px;
}

.product-list-card h3 a {
    text-decoration: none;
}

.product-list-card h3 a:hover {
    color: var(--aqua-dark);
}

.product-list-card p {
    color: var(--muted);
    font-size: 14px;
    margin-bottom: 14px;
}

.product-list-card dl {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    margin-top: auto;
}

.product-list-card dl div {
    padding: 9px 10px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--mist);
}

.product-list-card dt {
    color: var(--muted);
    font-size: 11px;
    font-weight: 850;
    text-transform: uppercase;
}

.product-list-card dd {
    color: var(--ink);
    font-size: 13px;
    font-weight: 900;
    margin-top: 2px;
}

.btn-product-detail {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: auto;
    padding: 10px 16px;
    border: 1px solid var(--aqua);
    border-radius: 8px;
    background: var(--paper);
    color: var(--aqua-dark);
    text-decoration: none;
    font-weight: 800;
    font-size: 14px;
    transition: all 0.2s ease;
}

.btn-product-detail:hover {
    background: var(--aqua-dark);
    color: var(--paper);
    border-color: var(--aqua-dark);
}

.product-pagination {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-top: 24px;
}

.product-pagination button {
    min-width: 42px;
    min-height: 40px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--paper);
    color: var(--ink-soft);
    font: inherit;
    font-weight: 850;
    cursor: pointer;
}

.product-pagination button:hover,
.product-pagination button.is-active {
    border-color: var(--aqua-dark);
    background: var(--aqua-dark);
    color: var(--paper);
}

.product-actions {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 10px;
    margin-top: auto;
}

.btn-detail {
    border: 1px solid rgba(16, 32, 39, 0.16);
    background: var(--paper);
    color: var(--ink);
    min-height: 44px;
    padding: 10px 12px;
}

.btn-detail:hover {
    color: var(--paper);
    border-color: var(--aqua-dark);
}

.btn-quote {
    width: 100%;
    background: var(--ink);
    color: var(--paper);
    min-height: 44px;
    padding: 10px 14px;
}

.product-detail-section {
    border-top: 1px solid rgba(219, 228, 234, 0.72);
}

.product-page-hero {
    background: linear-gradient(135deg, rgba(219, 245, 237, 0.75), #ffffff 48%, rgba(255, 238, 231, 0.5));
}

.product-page-layout {
    margin-bottom: 0;
}

.product-content-section {
    background: var(--paper);
    border-top: 1px solid rgba(219, 228, 234, 0.72);
}

.product-detail-banner {
    background: var(--paper);
    padding: 0 0 86px;
}

.product-detail-banner img {
    display: block;
    max-width: 640px;
    width: 100%;
    height: auto;
    margin: 0 auto;
}

.article-page-hero {
    background: linear-gradient(135deg, rgba(219, 245, 237, 0.7), #ffffff 54%, rgba(255, 238, 231, 0.42));
}

.article-page-hero .container {
    max-width: 920px;
}

.article-content-section {
    background: var(--paper);
    border-top: 1px solid rgba(219, 228, 234, 0.72);
}

.article-content {
    max-width: 880px;
    margin: 0 auto;
}

.article-content h2 {
    font-size: 28px;
    line-height: 1.22;
    margin: 34px 0 12px;
}

.article-content h2:first-child {
    margin-top: 0;
}

.article-content p {
    margin-bottom: 14px;
}

.article-checklist {
    list-style: none;
    display: grid;
    gap: 10px;
    margin: 18px 0 28px;
}

.article-checklist li {
    padding: 12px 14px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--mist);
    color: var(--ink-soft);
    font-weight: 700;
}

.product-detail-layout {
    display: grid;
    grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
    gap: 56px;
    align-items: center;
    margin-bottom: 30px;
}

.product-detail-media {
    display: grid;
    gap: 14px;
}

.main-product-photo {
    width: 100%;
    aspect-ratio: 1;
    object-fit: contain;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: linear-gradient(180deg, #ffffff, #f6fbfa);
    box-shadow: var(--shadow-sm);
}

.detail-thumbs {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

.detail-thumbs img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: contain;
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--paper);
}

/* ---- Product Carousel ---- */
.product-carousel {
    display: grid;
    gap: 12px;
}

.carousel-viewport {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: linear-gradient(180deg, #ffffff, #f6fbfa);
}

.carousel-track {
    display: flex;
    transition: transform 0.4s ease;
    will-change: transform;
}

.carousel-slide {
    flex: 0 0 100%;
    min-width: 0;
}

.carousel-slide img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: contain;
    padding: 18px;
    display: block;
}

.carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    border: 1px solid rgba(219, 228, 234, 0.85);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.92);
    color: var(--ink-soft);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    z-index: 2;
    transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
    backdrop-filter: blur(8px);
}

.carousel-arrow:hover {
    background: var(--aqua);
    color: var(--paper);
    border-color: var(--aqua);
    box-shadow: 0 8px 20px rgba(26, 166, 166, 0.25);
}

.carousel-arrow--prev {
    left: 12px;
}

.carousel-arrow--next {
    right: 12px;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
}

.carousel-dot {
    width: 10px;
    height: 10px;
    border: 0;
    border-radius: 999px;
    background: var(--line);
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease;
}

.carousel-dot.is-active {
    background: var(--aqua);
    transform: scale(1.25);
}

.carousel-dot:hover {
    background: var(--aqua-dark);
}

.carousel-thumbs {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
}

.carousel-thumb {
    flex: 0 0 auto;
    width: 72px;
    aspect-ratio: 1;
    object-fit: contain;
    padding: 6px;
    border: 2px solid transparent;
    border-radius: 8px;
    background: var(--paper);
    cursor: pointer;
    scroll-snap-align: start;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.carousel-thumb:hover {
    border-color: var(--muted);
}

.carousel-thumb.is-active {
    border-color: var(--aqua);
    box-shadow: 0 0 0 3px rgba(26, 166, 166, 0.15);
}

.detail-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin: 24px 0;
}

.detail-stats div {
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--mist);
}

.detail-stats dt {
    font-size: 20px;
    line-height: 1.2;
    font-weight: 900;
}

.detail-stats dd {
    color: var(--muted);
    font-size: 13px;
    margin-top: 4px;
}

.product-key-facts {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin: 24px 0;
}

.product-key-facts div {
    padding: 14px 16px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.82);
}

.product-key-facts dt {
    color: var(--muted);
    font-size: 12px;
    font-weight: 850;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.product-key-facts dd {
    color: var(--ink);
    font-size: 16px;
    font-weight: 900;
    margin-top: 2px;
}

.detail-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.detail-panels {
    grid-template-columns: minmax(0, 1.2fr) repeat(2, minmax(0, 0.9fr));
}

.detail-panels--top {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-bottom: 22px;
}

.detail-panels--bottom {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.detail-panel--full {
    max-width: 860px;
}

.detail-panel--full .spec-table th {
    width: 42%;
}

.detail-panel {
    padding: 24px;
}

.detail-panel h3 {
    font-size: 20px;
    line-height: 1.25;
    font-weight: 900;
    margin-bottom: 14px;
}

.spec-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.spec-table th,
.spec-table td {
    padding: 11px 0;
    border-bottom: 1px solid var(--line);
    vertical-align: top;
    text-align: left;
}

.spec-table th {
    width: 34%;
    color: var(--ink);
    font-weight: 850;
}

.spec-table td {
    color: var(--muted);
}

.spec-table-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 32px;
}

.detail-list {
    list-style: none;
    display: grid;
    gap: 11px;
}

.detail-list li {
    position: relative;
    padding-left: 24px;
    color: var(--ink-soft);
}

.detail-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.72em;
    width: 9px;
    height: 9px;
    border-radius: 999px;
    background: var(--coral);
}

.cert-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    align-items: stretch;
}

.catalog-section {
    background: var(--mist);
}

.catalog-panel {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 28px;
    padding: 34px;
    border: 1px solid rgba(26, 166, 166, 0.18);
    border-radius: 8px;
    background: var(--paper);
    box-shadow: var(--shadow-sm);
}

.catalog-copy h2 {
    margin-bottom: 12px;
}

.catalog-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 12px;
}

.cert-card {
    padding: 26px 18px;
    text-align: center;
    display: flex;
    flex-direction: column;
}

.cert-card h3 {
    color: var(--aqua-dark);
    font-size: 28px;
    font-weight: 900;
    margin-bottom: 6px;
}

.cert-card p {
    color: var(--muted);
    font-size: 14px;
}

.cert-card .cert-link {
    margin-top: auto;
    align-self: center;
}

.cert-details a {
    color: var(--aqua-dark);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s ease;
    border-bottom: 1px dashed var(--aqua);
}

.cert-details a:hover {
    color: var(--aqua);
    border-bottom-color: var(--aqua);
}

.about-section {
    background: linear-gradient(135deg, #102027, #17444a 54%, #0f766e);
    color: var(--paper);
    text-align: center;
}

.about-content {
    max-width: 820px;
    margin: 0 auto;
}

.about-content .section-kicker {
    background: rgba(255, 255, 255, 0.14);
    color: var(--paper);
    border-color: rgba(255, 255, 255, 0.18);
}

.about-content p {
    color: rgba(255, 255, 255, 0.82);
    font-size: 17px;
}

.blog-section {
    background: var(--paper);
}

.blog-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.blog-grid .blog-post:last-child:nth-child(odd) {
    grid-column: 1 / -1;
    max-width: 50%;
    margin: 0 auto;
    justify-self: center;
}

.blog-post {
    padding: 28px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.blog-post span {
    display: inline-flex;
    margin-bottom: 12px;
    color: var(--aqua-dark);
    font-size: 12px;
    font-weight: 850;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.blog-post a {
    text-decoration: none;
}

.blog-post a:hover {
    color: var(--aqua-dark);
}

.faq-section {
    border-top: 1px solid rgba(219, 228, 234, 0.72);
}

.faq-container {
    max-width: 920px;
}

.faq-list {
    display: grid;
    gap: 12px;
}

.faq-item {
    padding: 0;
    overflow: hidden;
}

.faq-item summary {
    cursor: pointer;
    list-style: none;
    padding: 20px 52px 20px 22px;
    position: relative;
    font-weight: 850;
    line-height: 1.35;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: "+";
    position: absolute;
    right: 22px;
    top: 50%;
    transform: translateY(-50%);
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: var(--mint);
    color: var(--aqua-dark);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
}

.faq-item[open] summary::after {
    content: "-";
}

.faq-item p {
    color: var(--muted);
    padding: 0 22px 22px;
}

.contact-container {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
}

.rfq-features {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin: 24px 0;
}

.rfq-feature-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: 8px;
    font-weight: 800;
    font-size: 14px;
}

.rfq-feature-item i {
    color: var(--coral);
}

.contact-info-list p {
    color: var(--ink-soft);
    margin-top: 8px;
    font-weight: 700;
}

.contact-info-list i {
    color: var(--aqua);
    width: 22px;
}

.contact-form-wrapper {
    padding: 30px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.form-group {
    margin-bottom: 14px;
}

.form-group label {
    display: block;
    color: var(--ink-soft);
    font-size: 13px;
    font-weight: 800;
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 13px 14px;
    border: 1px solid var(--line);
    border-radius: 8px;
    color: var(--ink);
    background-color: #fbfdfd;
    font: inherit;
    outline: none;
    transition: border 0.2s ease, box-shadow 0.2s ease;
}

.form-group select {
    appearance: none;
    background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%);
    background-position: calc(100% - 18px) 52%, calc(100% - 12px) 52%;
    background-size: 6px 6px, 6px 6px;
    background-repeat: no-repeat;
}

.form-group textarea {
    resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--aqua);
    box-shadow: 0 0 0 4px rgba(26, 166, 166, 0.12);
}

.form-status {
    min-height: 22px;
    color: var(--aqua-dark);
    font-size: 14px;
    font-weight: 800;
    margin: 4px 0 12px;
}

.btn-submit {
    width: 100%;
    border: 0;
    background: var(--aqua);
    color: var(--paper);
    min-height: 48px;
    padding: 13px;
    font-size: 15px;
    cursor: pointer;
}

.footer {
    background: var(--ink);
    color: rgba(255, 255, 255, 0.68);
    padding: 30px 0;
    text-align: center;
    font-size: 13px;
}

.whatsapp-float {
    position: fixed;
    right: 22px;
    bottom: 22px;
    z-index: 1100;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 52px;
    padding: 0 18px;
    border-radius: 999px;
    background: #25d366;
    color: #ffffff;
    text-decoration: none;
    font-weight: 900;
    box-shadow: 0 16px 34px rgba(37, 211, 102, 0.32);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.whatsapp-float:hover {
    transform: translateY(-2px);
    box-shadow: 0 22px 42px rgba(37, 211, 102, 0.38);
}

.whatsapp-float i {
    font-size: 22px;
}

@media (max-width: 1100px) {
    .container {
        width: min(100% - 32px, 1120px);
    }

    .menu-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .navbar-container {
        flex-wrap: wrap;
    }

    .nav-menu {
        display: none;
        width: 100%;
        padding: 6px 0 16px;
        border-top: 1px solid var(--line);
        flex-direction: column;
        align-items: stretch;
    }

    .nav-menu.is-open {
        display: flex;
    }

    .nav-menu a,
    .nav-menu .btn-nav {
        margin-left: 0;
        text-align: center;
    }

    .hero-container,
    .oem-container,
    .product-detail-layout,
    .contact-container {
        grid-template-columns: 1fr;
    }

    .hero-section {
        padding-top: 62px;
    }

    .hero-image {
        max-width: 620px;
        margin: 0 auto;
    }

    .features-grid,
    .factory-gallery-grid,
    .detail-panels,
    .detail-panels--top,
    .detail-panels--bottom {
        grid-template-columns: 1fr;
    }

    .products-grid {
        grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    }

    .product-list-grid {
        grid-template-columns: repeat(2, minmax(240px, 1fr));
    }

    .catalog-panel {
        grid-template-columns: 1fr;
    }

    .catalog-actions {
        justify-content: flex-start;
    }

    .factory-photo.is-large {
        grid-row: auto;
    }

    .product-detail-media {
        max-width: 680px;
        margin: 0 auto;
    }

    .cert-grid,
    .logo-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .features-section,
    .factory-gallery-section,
    .oem-section,
    .products-section,
    .product-detail-section,
    .product-page-hero,
    .product-content-section,
    .article-page-hero,
    .article-content-section,
    .catalog-section,
    .cert-section,
    .about-section,
    .blog-section,
    .faq-section,
    .contact-section {
        padding: 64px 0;
    }

    .hero-text h1 {
        font-size: 40px;
    }

    .hero-metrics,
    .detail-stats,
    .product-key-facts,
    .product-meta-grid,
    .product-actions,
    .blog-grid,
    .cert-grid,
    .logo-grid,
    .form-row {
        grid-template-columns: 1fr;
    }

    .product-group-header {
        align-items: flex-start;
        flex-direction: column;
    }

    .catalog-panel {
        padding: 24px;
    }

    .catalog-actions,
    .detail-cta {
        flex-direction: column;
    }

    .catalog-actions a,
    .detail-cta a {
        width: 100%;
    }

    .hero-image-card {
        position: static;
        max-width: none;
        margin-top: 14px;
    }

    .product-img img {
        height: 230px;
    }

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

    .detail-thumbs {
        grid-template-columns: repeat(3, minmax(72px, 1fr));
    }

    .carousel-arrow {
        width: 34px;
        height: 34px;
        font-size: 12px;
    }

    .carousel-arrow--prev {
        left: 8px;
    }

    .carousel-arrow--next {
        right: 8px;
    }

    .carousel-thumb {
        width: 56px;
    }

    .detail-panel {
        padding: 20px;
        overflow-x: auto;
    }

    .spec-table-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .factory-photo figcaption {
        position: static;
        border-width: 1px 0 0;
        border-radius: 0;
        box-shadow: none;
    }

    .contact-form-wrapper {
        padding: 22px;
    }

    .whatsapp-float {
        right: 16px;
        bottom: 16px;
        width: 54px;
        min-height: 54px;
        padding: 0;
        border-radius: 999px;
    }

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

/* Certifications & Manufacturing Partner Section */
.cert-section {
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8ec 100%);
    padding: 50px 0;
}

.cert-showcase {
    display: flex;
    gap: 40px;
    margin-bottom: 40px;
    flex-wrap: wrap;
    align-items: flex-start;
}

.cert-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    flex: 1;
    min-width: 300px;
}

.cert-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cert-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

.cert-icon {
    font-size: 2.5rem;
    color: #2563eb;
    margin-bottom: 15px;
}

.cert-card h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: #1e293b;
}

.cert-card p {
    color: #64748b;
    font-size: 0.9rem;
}

.cert-cta {
    flex: 0 0 300px;
    text-align: center;
    padding: 40px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.cert-cta .btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.cert-cta p {
    color: #64748b;
    font-size: 0.9rem;
}

/* Manufacturing Partner */
.manufacturing-partner {
    display: flex;
    gap: 40px;
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.partner-info {
    flex: 1;
    min-width: 300px;
}

.partner-info h3 {
    font-size: 1.8rem;
    color: #1e293b;
    margin-bottom: 10px;
}

.partner-location {
    color: #2563eb;
    margin-bottom: 20px;
    font-weight: 500;
}

.partner-location i {
    margin-right: 8px;
}

.partner-info p {
    color: #475569;
    line-height: 1.7;
    margin-bottom: 20px;
}

.partner-highlights {
    list-style: none;
    padding: 0;
}

.partner-highlights li {
    padding: 8px 0;
    color: #1e293b;
}

.partner-highlights i {
    color: #10b981;
    margin-right: 10px;
}

.partner-stats {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
    align-items: center;
}

.stat-item {
    text-align: center;
    padding: 20px;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    border-radius: 12px;
    color: white;
    min-width: 120px;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* Factory Intro */
.factory-intro {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    padding: 60px;
    border-radius: 12px;
    color: white;
}

.factory-content {
    max-width: 800px;
}

.factory-content .section-kicker {
    color: #60a5fa;
    margin-bottom: 10px;
}

.factory-content h3 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.factory-content p {
    opacity: 0.9;
    line-height: 1.8;
    margin-bottom: 30px;
}

.factory-content .btn-secondary {
    background: white;
    color: #1e293b;
    border: none;
}

.factory-content .btn-secondary:hover {
    background: #f1f5f9;
    transform: translateY(-2px);
}

/* Responsive */
@media (max-width: 768px) {
    .cert-showcase {
        flex-direction: column;
    }
    
    .cert-cta {
        flex: 1;
    }
    
    .manufacturing-partner {
        flex-direction: column;
    }
    
    .partner-stats {
        justify-content: center;
    }
    
    .factory-intro {
        padding: 40px 30px;
    }
}

/* Factory & Manufacturing Section (Integrated) */
.factory-section {
    background: #f8fafc;
    padding: 50px 0;
}

.manufacturing-highlights {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    margin-bottom: 40px;
}

.highlight-card {
    background: white;
    padding: 30px 25px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 2px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.highlight-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

.highlight-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.8rem;
    color: white;
}

.highlight-card h3 {
    font-size: 1.2rem;
    color: #1e293b;
    margin-bottom: 12px;
}

.highlight-card p {
    color: #64748b;
    font-size: 0.9rem;
    line-height: 1.6;
}

.factory-gallery {
    margin-bottom: 40px;
}

.factory-gallery h3 {
    font-size: 1.8rem;
    color: #1e293b;
    text-align: center;
    margin-bottom: 30px;
}

/* Global Export Section */
.global-export-section {
    margin-top: 50px;
    text-align: center;
}

.global-export-section h3 {
    font-size: 1.8rem;
    color: #1e293b;
    margin-bottom: 10px;
}

.export-subtitle {
    color: #64748b;
    font-size: 16px;
    margin-bottom: 30px;
}

.export-regions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 25px;
}

.region-card {
    background: white;
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.06);
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
    text-align: left;
}

.region-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.1);
}

.region-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #1aa6a6, #087f80);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
    font-size: 22px;
    color: white;
}

.region-card h4 {
    font-size: 18px;
    font-weight: 800;
    color: #102027;
    margin-bottom: 12px;
}

.region-countries {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.region-countries span {
    background: #f1f5f9;
    color: #475569;
    padding: 5px 10px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
}

.region-countries span:last-child {
    background: #e0f2f1;
    color: #1aa6a6;
    font-weight: 700;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.gallery-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.gallery-item:hover {
    transform: scale(1.03);
}

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
}

.gallery-item figcaption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    color: white;
    padding: 20px 15px 15px;
    font-weight: 600;
    font-size: 0.95rem;
}

.factory-introduction {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    border-radius: 16px;
    padding: 50px;
    color: white;
}

.intro-content {
    max-width: 1000px;
    margin: 0 auto;
}

.intro-content h3 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: white;
}

.intro-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    opacity: 0.9;
    margin-bottom: 35px;
    color: #e2e8f0;
}

.intro-stats {
    display: flex;
    gap: 40px;
    justify-content: center;
}

.stat-item {
    text-align: center;
    padding: 25px 35px;
    background: rgba(255,255,255,0.1);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: #60a5fa;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 0.95rem;
    color: #94a3b8;
}

/* Responsive */
@media (max-width: 1024px) {
    .manufacturing-highlights {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .manufacturing-highlights {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .factory-introduction {
        padding: 35px 25px;
    }
    
    .intro-stats {
        flex-direction: column;
        gap: 15px;
    }
    
    .stat-item {
        padding: 20px;
    }
}

/* Certificate Link Button */
.cert-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 15px;
    padding: 10px 20px;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.cert-link:hover {
    background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.4);
    color: white;
}

.cert-link i {
    font-size: 0.95rem;
}

/* Catalog Request CTA */
.catalog-request-cta {
    background: linear-gradient(135deg, #1aa6a6, #087f80);
    border-radius: 12px;
    padding: 40px;
    margin-top: 40px;
    text-align: center;
    color: white;
}

.catalog-request-cta h3 {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 12px;
}

.catalog-request-cta p {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 24px;
}

.catalog-request-cta .cta-buttons {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
}

.catalog-request-cta .btn-primary {
    background: white;
    color: #1aa6a6;
}

.catalog-request-cta .btn-secondary {
    background: transparent;
    border: 2px solid white;
    color: white;
}

.catalog-request-cta .btn-secondary:hover {
    background: white;
    color: #1aa6a6;
}

/* OEM Features */
.oem-features {
    display: flex;
    gap: 15px;
    margin-top: 20px;
    justify-content: center;
}

.oem-feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 15px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    min-width: 100px;
}

.oem-feature-item i {
    font-size: 24px;
    color: #1aa6a6;
}

.oem-feature-item span {
    font-size: 12px;
    font-weight: 600;
    color: #333;
}

/* ============================================
   PRODUCT DETAIL PAGE STYLES
   ============================================ */

/* Product Hero Section */
.product-hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    padding: 50px 0;
}

.product-hero-image {
    position: relative;
    background: white;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
}

.product-hero-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}

.product-hero-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.product-category {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #1aa6a6, #087f80);
    color: white;
    padding: 8px 16px;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 700;
    width: fit-content;
}

.product-hero-content h1 {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 900;
    line-height: 1.2;
    color: #102027;
    margin: 0;
}

.product-subtitle {
    font-size: 18px;
    color: #64748b;
    line-height: 1.6;
    margin: 0;
}

.product-highlights {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin: 10px 0;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px;
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.highlight-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

.highlight-item i {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1aa6a6, #087f80);
    color: white;
    border-radius: 10px;
    font-size: 18px;
}

.highlight-item span {
    font-size: 14px;
    font-weight: 700;
    color: #1e293b;
}

.product-cta {
    display: flex;
    gap: 12px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.product-cta .btn-primary,
.product-cta .btn-whatsapp,
.product-cta .btn-secondary {
    flex: 1;
    min-width: 140px;
    padding: 14px 20px;
    font-size: 15px;
    font-weight: 700;
    border-radius: 10px;
    text-align: center;
    transition: all 0.3s ease;
}

.product-cta .btn-primary {
    background: linear-gradient(135deg, #1aa6a6, #087f80);
    color: white;
    box-shadow: 0 6px 20px rgba(26, 166, 166, 0.3);
}

.product-cta .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(26, 166, 166, 0.4);
}

.product-cta .btn-whatsapp {
    background: linear-gradient(135deg, #25d366, #128c7e);
    color: white;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.3);
}

.product-cta .btn-whatsapp:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
}

.product-cta .btn-secondary {
    background: white;
    color: #1aa6a6;
    border: 2px solid #1aa6a6;
}

.product-cta .btn-secondary:hover {
    background: #1aa6a6;
    color: white;
    transform: translateY(-2px);
}

.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    background: linear-gradient(135deg, #25d366, #128c7e);
    color: white;
    border-radius: 12px;
    font-weight: 700;
    font-size: 16px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(37, 211, 102, 0.4);
    background: linear-gradient(135deg, #20bd5a, #0f7a6d);
}

/* Product Specifications Section */
.product-specifications {
    padding: 50px 0;
    background: #f8fafc;
}

.product-specifications h2 {
    text-align: center;
    font-size: 36px;
    font-weight: 900;
    color: #102027;
    margin-bottom: 40px;
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.spec-card {
    background: white;
    border-radius: 16px;
    padding: 35px;
    box-shadow: 0 5px 25px rgba(0,0,0,0.06);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #e2e8f0;
}

.spec-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 45px rgba(0,0,0,0.12);
}

.spec-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1aa6a6, #087f80);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 24px;
    color: white;
}

.spec-card h3 {
    font-size: 22px;
    font-weight: 800;
    color: #102027;
    margin-bottom: 20px;
}

.spec-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.spec-card ul li {
    padding: 12px 0;
    border-bottom: 1px dashed #e2e8f0;
    font-size: 15px;
    color: #475569;
    line-height: 1.6;
}

.spec-card ul li:last-child {
    border-bottom: none;
}

.spec-card ul li strong {
    color: #1e293b;
    font-weight: 700;
    margin-right: 8px;
}

/* Product Features Section */
.product-features {
    padding: 50px 0;
    background: white;
}

.product-features h2 {
    text-align: center;
    font-size: 36px;
    font-weight: 900;
    color: #102027;
    margin-bottom: 35px;
}

.features-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.feature-item {
    display: flex;
    gap: 20px;
    padding: 30px;
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
    border-radius: 16px;
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 35px rgba(0,0,0,0.1);
    background: white;
}

.feature-icon {
    width: 56px;
    height: 56px;
    min-width: 56px;
    background: linear-gradient(135deg, #1aa6a6, #087f80);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
}

.feature-content h3 {
    font-size: 20px;
    font-weight: 800;
    color: #102027;
    margin-bottom: 10px;
}

.feature-content p {
    font-size: 15px;
    color: #64748b;
    line-height: 1.7;
    margin: 0;
}

/* Product Scenarios Section */
.product-scenarios {
    padding: 50px 0;
    background: linear-gradient(135deg, #102027, #1a3a4a);
    color: white;
}

.product-scenarios h2 {
    text-align: center;
    font-size: 36px;
    font-weight: 900;
    color: white;
    margin-bottom: 35px;
}

.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.scenario-item {
    text-align: center;
    padding: 35px 25px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    transition: all 0.3s ease;
}

.scenario-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-8px);
}

.scenario-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #1aa6a6, #087f80);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 28px;
    color: white;
}

.scenario-item h3 {
    font-size: 20px;
    font-weight: 800;
    color: white;
    margin-bottom: 12px;
}

.scenario-item p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin: 0;
}

/* Product Order Info Section */
.product-order-info {
    padding: 50px 0;
    background: #f8fafc;
}

.product-order-info h2 {
    text-align: center;
    font-size: 36px;
    font-weight: 900;
    color: #102027;
    margin-bottom: 35px;
}

.order-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.order-card {
    text-align: center;
    padding: 40px 25px;
    background: white;
    border-radius: 16px;
    box-shadow: 0 5px 25px rgba(0,0,0,0.06);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.order-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 45px rgba(0,0,0,0.12);
    border-color: #1aa6a6;
}

.order-card h3 {
    font-size: 16px;
    font-weight: 700;
    color: #64748b;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.order-value {
    font-size: 32px;
    font-weight: 900;
    color: #1aa6a6;
    margin-bottom: 10px;
}

.order-card p:last-child {
    font-size: 14px;
    color: #94a3b8;
    margin: 0;
}

/* Related Products Section */
.related-products {
    padding: 50px 0;
    background: white;
}

.related-products h2 {
    text-align: center;
    font-size: 36px;
    font-weight: 900;
    color: #102027;
    margin-bottom: 35px;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
}

.related-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 40px 30px;
    background: #f8fafc;
    border-radius: 16px;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid #e2e8f0;
}

.related-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 45px rgba(0,0,0,0.12);
    border-color: #1aa6a6;
}

.related-card img {
    width: 200px;
    height: 200px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: 20px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.related-card h3 {
    font-size: 22px;
    font-weight: 800;
    color: #102027;
    margin-bottom: 10px;
}

.related-card p {
    font-size: 15px;
    color: #64748b;
    margin: 0;
}

/* Product CTA Section */
.product-cta-section {
    padding: 50px 0;
    background: linear-gradient(135deg, #1aa6a6, #087f80);
    text-align: center;
    color: white;
}

.product-cta-section h2 {
    font-size: 36px;
    font-weight: 900;
    color: white;
    margin-bottom: 15px;
}

.product-cta-section p {
    font-size: 18px;
    opacity: 0.95;
    margin-bottom: 25px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.product-cta-section .cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.product-cta-section .btn-primary {
    background: white;
    color: #1aa6a6;
    padding: 16px 36px;
    font-size: 17px;
}

.product-cta-section .btn-whatsapp {
    background: linear-gradient(135deg, #25d366, #128c7e);
    padding: 16px 36px;
    font-size: 17px;
}

.product-cta-section .btn-secondary {
    background: transparent;
    border: 3px solid white;
    color: white;
    padding: 14px 36px;
    font-size: 17px;
}

.product-cta-section .btn-secondary:hover {
    background: white;
    color: #1aa6a6;
}

/* Responsive Design for Product Pages */
@media (max-width: 1024px) {
    .product-hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .product-highlights {
        grid-template-columns: repeat(4, 1fr);
    }

    .product-cta {
        flex-direction: column;
    }

    .product-cta .btn-primary,
    .product-cta .btn-whatsapp,
    .product-cta .btn-secondary {
        width: 100%;
        min-width: auto;
    }

    .specs-grid {
        grid-template-columns: 1fr;
    }

    .features-list {
        grid-template-columns: 1fr;
    }

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

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

@media (max-width: 768px) {
    .product-highlights {
        grid-template-columns: repeat(2, 1fr);
    }

    .product-cta {
        flex-direction: column;
    }

    .product-cta .btn-primary,
    .product-cta .btn-whatsapp {
        width: 100%;
        text-align: center;
    }

    .scenarios-grid {
        grid-template-columns: 1fr;
    }

    .order-grid {
        grid-template-columns: 1fr;
    }

    .related-grid {
        grid-template-columns: 1fr;
    }

    .product-cta-section .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .product-cta-section .btn-primary,
    .product-cta-section .btn-whatsapp,
    .product-cta-section .btn-secondary {
        width: 100%;
        max-width: 350px;
    }
}

/* Hero Trust Signals */
.hero-trust-signals {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.trust-signal {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: var(--ink-soft);
}

.trust-signal i {
    color: #10b981;
}

.btn-sample {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
    border-radius: 8px;
    font-weight: 700;
    text-decoration: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-sample:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(245, 158, 11, 0.4);
}

/* ============================================
   OEM & ODM SERVICE STYLES
   ============================================ */

/* OEM Section Redesign */
.oem-services-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin: 50px 0;
}

.oem-service-card {
    position: relative;
    padding: 40px 35px;
    border-radius: 20px;
    transition: all 0.3s ease;
}

.oem-service-card.oem-card {
    background: linear-gradient(135deg, #f8fafc, #ffffff);
    border: 3px solid #4a6670;
}

.oem-service-card.odm-card {
    background: linear-gradient(135deg, #f0fdf9, #ffffff);
    border: 3px solid #1aa6a6;
}

.service-badge {
    position: absolute;
    top: -14px;
    left: 30px;
    padding: 8px 20px;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.service-badge.oem-badge {
    background: linear-gradient(135deg, #4a6670, #3a525c);
    color: white;
}

.service-badge.odm-badge {
    background: linear-gradient(135deg, #1aa6a6, #087f80);
    color: white;
}

.service-card-header {
    margin-bottom: 25px;
}

.service-card-header h3 {
    font-size: 28px;
    font-weight: 900;
    margin-bottom: 10px;
}

.oem-card .service-card-header h3 {
    color: #3a525c;
}

.odm-card .service-card-header h3 {
    color: #087f80;
}

.service-card-header p {
    font-size: 15px;
    color: #64748b;
    margin: 0;
}

.service-audience {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(0, 0, 0, 0.05);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    color: #475569;
    margin-top: 10px;
}

.service-features {
    list-style: none;
    padding: 0;
    margin: 25px 0;
}

.service-features li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px dashed #e2e8f0;
    font-size: 15px;
    color: #334155;
    line-height: 1.5;
}

.service-features li:last-child {
    border-bottom: none;
}

.service-features li i {
    color: #10b981;
    margin-top: 4px;
    font-size: 16px;
}

.service-specs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-top: 25px;
    padding-top: 25px;
    border-top: 2px solid #e2e8f0;
}

.spec-item {
    text-align: center;
    padding: 15px;
    background: rgba(0, 0, 0, 0.03);
    border-radius: 12px;
}

.spec-item .spec-value {
    display: block;
    font-size: 24px;
    font-weight: 900;
    margin-bottom: 5px;
}

.oem-card .spec-value {
    color: #3a525c;
}

.odm-card .spec-value {
    color: #087f80;
}

.spec-item .spec-label {
    font-size: 12px;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* OEM vs ODM Comparison Table */
.comparison-section {
    margin: 60px 0;
}

.comparison-section h3 {
    text-align: center;
    font-size: 28px;
    font-weight: 900;
    color: #102027;
    margin-bottom: 30px;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
}

.comparison-table thead {
    background: linear-gradient(135deg, #102027, #1a3a4a);
    color: white;
}

.comparison-table th {
    padding: 20px 25px;
    text-align: left;
    font-size: 15px;
    font-weight: 700;
}

.comparison-table td {
    padding: 18px 25px;
    border-bottom: 1px solid #e2e8f0;
    font-size: 15px;
    color: #334155;
}

.comparison-table tbody tr:hover {
    background: #f8fafc;
}

.comparison-table tbody tr:last-child td {
    border-bottom: none;
}

/* ODM Process Flow */
.odm-process {
    margin: 60px 0;
    padding: 50px;
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
    border-radius: 24px;
}

.odm-process h3 {
    text-align: center;
    font-size: 28px;
    font-weight: 900;
    color: #102027;
    margin-bottom: 40px;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 15px;
}

.process-step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #1aa6a6, #087f80);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 900;
    margin: 0 auto 15px;
}

.step-content h4 {
    font-size: 14px;
    font-weight: 800;
    color: #102027;
    margin-bottom: 8px;
}

.step-content p {
    font-size: 12px;
    color: #64748b;
    line-height: 1.5;
    margin: 0;
}

.process-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 25px;
    right: -8px;
    width: 16px;
    height: 2px;
    background: #1aa6a6;
}

/* ODM Product Badge */
.odm-available-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    padding: 8px 14px;
    background: linear-gradient(135deg, #1aa6a6, #087f80);
    color: white;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.03em;
    box-shadow: 0 4px 15px rgba(26, 166, 166, 0.3);
    z-index: 10;
}

.product-card {
    position: relative;
}

/* ODM Success Stories */
.success-stories {
    margin: 60px 0;
}

.success-stories h3 {
    text-align: center;
    font-size: 28px;
    font-weight: 900;
    color: #102027;
    margin-bottom: 40px;
}

.stories-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.story-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 5px 25px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.story-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 45px rgba(0,0,0,0.15);
}

.story-header {
    padding: 25px;
    background: linear-gradient(135deg, #1aa6a6, #087f80);
    color: white;
}

.story-header .client-type {
    font-size: 13px;
    opacity: 0.9;
    margin-bottom: 5px;
}

.story-header h4 {
    font-size: 20px;
    font-weight: 800;
    margin: 0;
}

.story-content {
    padding: 25px;
}

.story-content p {
    font-size: 14px;
    color: #475569;
    line-height: 1.7;
    margin-bottom: 15px;
}

.story-result {
    padding: 15px 20px;
    background: #f0fdf9;
    border-radius: 10px;
    border-left: 4px solid #10b981;
}

.story-result p {
    color: #065f46;
    font-weight: 600;
    margin: 0;
    font-size: 14px;
}

/* ODM Service CTA */
.odm-cta {
    text-align: center;
    padding: 60px;
    background: linear-gradient(135deg, #102027, #1a3a4a);
    border-radius: 24px;
    color: white;
    margin: 60px 0;
}

.odm-cta h3 {
    font-size: 32px;
    font-weight: 900;
    color: white;
    margin-bottom: 15px;
}

.odm-cta p {
    font-size: 18px;
    opacity: 0.95;
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.odm-cta .cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.odm-cta .btn-primary {
    background: white;
    color: #102027;
}

.odm-cta .btn-whatsapp {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid white;
}

/* Responsive for OEM/ODM */
@media (max-width: 1024px) {
    .oem-services-grid {
        grid-template-columns: 1fr;
    }

    .process-steps {
        grid-template-columns: repeat(4, 1fr);
    }

    .process-step:nth-child(4)::after {
        display: none;
    }

    .stories-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   PRODUCT DETAIL PAGE - IMAGE CAROUSEL & ODM/OEM
   ============================================ */

/* Image Carousel */
.product-hero-image {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    background: white;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
}

.carousel-container {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
}

.carousel-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    height: 100%;
}

.carousel-slide {
    min-width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 30%;
    border-radius: 8px;
}

/* 聚焦位置调整 */
.carousel-slide:nth-child(2) img {
    object-position: 70% center; /* 第二张：聚焦右边 */
}

.carousel-slide:nth-child(3) img {
    object-fit: contain; /* 第三张：保持原图，不聚焦 */
}

.carousel-slide:nth-child(4) img {
    object-position: 13% center; /* 第四张：聚焦左边更多 */
}

.carousel-slide:nth-child(6) img {
    object-position: center 80%; /* 第六张：聚焦下方更多 */
}

/* Carousel Controls */
.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: #102027;
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
    transition: all 0.3s ease;
    z-index: 10;
    opacity: 0;
}

.product-hero-image:hover .carousel-btn {
    opacity: 1;
}

.carousel-btn:hover {
    background: #1aa6a6;
    color: white;
    transform: translateY(-50%) scale(1.1);
}

.carousel-btn.prev {
    left: 15px;
}

.carousel-btn.next {
    right: 15px;
}

/* Carousel Indicators */
.carousel-indicators {
    position: absolute;
    bottom: 15px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 10;
}

.carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.2);
    cursor: pointer;
    transition: all 0.3s ease;
}

.carousel-dot.active {
    background: #1aa6a6;
    transform: scale(1.2);
}

.carousel-dot:hover {
    background: rgba(26, 166, 166, 0.6);
}

/* Image Counter */
.carousel-counter {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(0, 0, 0, 0.6);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    z-index: 10;
}

/* Thumbnail Navigation */
.carousel-thumbnails {
    display: flex;
    gap: 10px;
    margin-top: 15px;
    padding: 15px 5px;
    overflow-x: auto;
    background: white;
    border-radius: 0 0 16px 16px;
}

.thumbnail-item {
    width: 70px;
    height: 70px;
    min-width: 70px;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.3s ease;
    opacity: 0.6;
}

.thumbnail-item.active {
    border-color: #1aa6a6;
    opacity: 1;
}

.thumbnail-item:hover {
    opacity: 1;
}

.thumbnail-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 30%;
}

/* ODM/OEM Tabs */
.product-customization-section {
    padding: 50px 0;
    background: white;
}

.product-customization-section h2 {
    text-align: center;
    font-size: 32px;
    font-weight: 900;
    color: #102027;
    margin-bottom: 15px;
}

.product-customization-section > .container > p {
    text-align: center;
    color: #64748b;
    font-size: 16px;
    margin-bottom: 30px;
}

.customization-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 30px;
    background: #f1f5f9;
    border-radius: 12px;
    padding: 5px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.tab-btn {
    flex: 1;
    padding: 14px 24px;
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 16px;
    font-weight: 700;
    color: #64748b;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.tab-btn.active {
    background: white;
    color: #102027;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.tab-btn:hover:not(.active) {
    color: #102027;
}

/* Tab Content */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Customization Cards */
.customization-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.customization-card {
    background: #f8fafc;
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.customization-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.customization-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #1aa6a6, #087f80);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
}

.oem-tab .customization-icon {
    background: linear-gradient(135deg, #4a6670, #3a525c);
}

.customization-card h3 {
    font-size: 18px;
    font-weight: 800;
    color: #102027;
    margin-bottom: 10px;
}

.customization-card p {
    font-size: 14px;
    color: #64748b;
    line-height: 1.6;
}

/* Order Info Cards */
.order-info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.order-info-card {
    background: white;
    border-radius: 12px;
    padding: 25px;
    border: 2px solid #e2e8f0;
    transition: all 0.3s ease;
}

.order-info-card:hover {
    border-color: #1aa6a6;
}

.odm-tab .order-info-card:hover {
    border-color: #1aa6a6;
}

.oem-tab .order-info-card:hover {
    border-color: #4a6670;
}

.order-info-card .info-label {
    font-size: 13px;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 8px;
}

.order-info-card .info-value {
    font-size: 28px;
    font-weight: 900;
    color: #102027;
}

.odm-tab .order-info-card .info-value {
    color: #087f80;
}

.oem-tab .order-info-card .info-value {
    color: #3a525c;
}

.order-info-card .info-note {
    font-size: 13px;
    color: #94a3b8;
    margin-top: 5px;
}

/* Process Timeline */
.process-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    margin-top: 30px;
    padding: 30px;
    background: #f8fafc;
    border-radius: 16px;
}

.timeline-step {
    text-align: center;
    position: relative;
}

.timeline-step::after {
    content: '';
    position: absolute;
    top: 25px;
    right: -8px;
    width: 16px;
    height: 2px;
    background: #1aa6a6;
}

.oem-tab .timeline-step::after {
    background: #4a6670;
}

.timeline-step:last-child::after {
    display: none;
}

.step-icon {
    width: 50px;
    height: 50px;
    margin: 0 auto 12px;
    background: linear-gradient(135deg, #1aa6a6, #087f80);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: white;
}

.oem-tab .step-icon {
    background: linear-gradient(135deg, #4a6670, #3a525c);
}

.timeline-step h4 {
    font-size: 14px;
    font-weight: 700;
    color: #102027;
    margin-bottom: 5px;
}

.timeline-step p {
    font-size: 12px;
    color: #64748b;
}

/* CTA Section in Customization */
.customization-cta {
    text-align: center;
    margin-top: 40px;
    padding: 40px;
    background: linear-gradient(135deg, #f0fdf9, #f8fafc);
    border-radius: 16px;
}

.customization-cta h3 {
    font-size: 24px;
    font-weight: 800;
    color: #102027;
    margin-bottom: 10px;
}

.customization-cta p {
    color: #64748b;
    margin-bottom: 25px;
}

.customization-cta .cta-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .customization-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

    .timeline-step:nth-child(2)::after {
        display: none;
    }
}

@media (max-width: 768px) {
    .carousel-btn {
        opacity: 1;
        width: 36px;
        height: 36px;
        font-size: 14px;
    }

    .carousel-thumbnails {
        justify-content: center;
    }

    .customization-tabs {
        flex-direction: column;
        max-width: 300px;
    }

    .customization-grid {
        grid-template-columns: 1fr;
    }

    .order-info-grid {
        grid-template-columns: 1fr;
    }

    .process-timeline {
        grid-template-columns: 1fr;
    }

    .timeline-step::after {
        display: none !important;
    }

    .customization-cta .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .customization-cta .btn-primary,
    .customization-cta .btn-whatsapp {
        width: 100%;
        max-width: 350px;
    }
}

@media (max-width: 768px) {
    .service-specs {
        grid-template-columns: 1fr;
    }

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

    .process-step::after {
        display: none !important;
    }

    .odm-cta {
        padding: 40px 25px;
    }

    .odm-cta .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}

/* Modern FAQ Section */
.faq-section {
    padding: 50px 0;
    background: white;
}

.faq-section h2 {
    text-align: center;
    font-size: 32px;
    font-weight: 900;
    color: #102027;
    margin-bottom: 35px;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
}

.faq-item {
    background: #f8fffe;
    border: 1px solid #e0f2f1;
    border-radius: 12px;
    padding: 24px;
    transition: all 0.3s ease;
}

.faq-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.08);
    border-color: #1aa6a6;
}

.faq-question {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 14px;
}

.faq-icon {
    width: 32px;
    height: 32px;
    min-width: 32px;
    background: linear-gradient(135deg, #1aa6a6, #087f80);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 800;
    color: white;
}

.faq-question h3 {
    font-size: 17px;
    font-weight: 800;
    color: #102027;
    line-height: 1.4;
}

.faq-answer {
    padding-left: 46px;
}

.faq-answer p {
    color: #64748b;
    font-size: 15px;
    line-height: 1.7;
}

.faq-answer strong {
    color: #1aa6a6;
    font-weight: 700;
}

/* Certification Benefits Section */
.certification-benefits {
    background: #f8fafc;
}

.certification-benefits h2 {
    text-align: center;
    font-size: 32px;
    font-weight: 900;
    color: #102027;
    margin-bottom: 40px;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.benefit-item {
    background: white;
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.06);
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.benefit-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.1);
}

.benefit-item i {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 18px;
    background: linear-gradient(135deg, #1aa6a6, #087f80);
    color: white;
    font-size: 24px;
    border-radius: 14px;
}

.benefit-item h3 {
    font-size: 18px;
    font-weight: 800;
    color: #102027;
    margin-bottom: 10px;
}

.benefit-item p {
    font-size: 15px;
    color: #64748b;
    line-height: 1.6;
}

/* 404 Error Page */
.error-page {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc, #e2e8f0);
    min-height: 60vh;
    display: flex;
    align-items: center;
}

.error-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.error-icon {
    font-size: 80px;
    color: #f59e0b;
    margin-bottom: 20px;
}

.error-content h1 {
    font-size: 120px;
    font-weight: 900;
    color: #1aa6a6;
    margin: 0;
    line-height: 1;
    margin-bottom: 10px;
}

.error-content h2 {
    font-size: 36px;
    font-weight: 800;
    color: #102027;
    margin-bottom: 15px;
}

.error-content > p {
    font-size: 18px;
    color: #64748b;
    margin-bottom: 35px;
    line-height: 1.6;
}

.error-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 50px;
}

.error-actions .btn-primary,
.error-actions .btn-secondary,
.error-actions .btn-whatsapp {
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 700;
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.error-actions .btn-primary {
    background: linear-gradient(135deg, #1aa6a6, #087f80);
    color: white;
    box-shadow: 0 6px 20px rgba(26, 166, 166, 0.3);
}

.error-actions .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(26, 166, 166, 0.4);
}

.error-actions .btn-secondary {
    background: white;
    color: #1aa6a6;
    border: 2px solid #1aa6a6;
}

.error-actions .btn-secondary:hover {
    background: #1aa6a6;
    color: white;
    transform: translateY(-2px);
}

.error-actions .btn-whatsapp {
    background: linear-gradient(135deg, #25d366, #128c7e);
    color: white;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.3);
}

.error-actions .btn-whatsapp:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
}

.error-suggestions {
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.error-suggestions h3 {
    font-size: 24px;
    font-weight: 800;
    color: #102027;
    margin-bottom: 25px;
}

.suggestions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
}

.suggestion-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 20px 15px;
    background: #f8fafc;
    border-radius: 12px;
    text-decoration: none;
    color: #102027;
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.suggestion-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
    border-color: #1aa6a6;
    background: white;
}

.suggestion-item i {
    font-size: 28px;
    color: #1aa6a6;
}

.suggestion-item span {
    font-size: 14px;
    font-weight: 700;
}

@media (max-width: 768px) {
    .faq-grid {
        grid-template-columns: 1fr;
    }

    .faq-item {
        padding: 20px;
    }

    .faq-answer {
        padding-left: 0;
    }

    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .error-content h1 {
        font-size: 80px;
    }

    .error-content h2 {
        font-size: 28px;
    }

    .error-actions {
        flex-direction: column;
        align-items: center;
    }

    .error-actions .btn-primary,
    .error-actions .btn-secondary,
    .error-actions .btn-whatsapp {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }

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