:root {
    --ink: #18212b;
    --muted: #66727f;
    --line: #d9e0e6;
    --brand: #f1ad18;
    --brand-dark: #5d3b0b;
    --steel: #eef2f5;
    --dark: #28323d;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    color: var(--ink);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
    line-height: 1.65;
    background: #fff;
    overflow-x: hidden;
    text-rendering: optimizeLegibility;
}

h1,
h2,
h3,
p {
    text-wrap: pretty;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 72px;
    padding: 0 clamp(20px, 5vw, 72px);
    background: rgba(255, 255, 255, .94);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(12px);
}

.brand,
.site-header nav,
.hero-actions,
.section-title,
.footer {
    display: flex;
    align-items: center;
}

.brand {
    gap: 12px;
    font-size: 20px;
    font-weight: 800;
}

.brand-mark {
    display: inline-grid;
    place-items: center;
    width: 42px;
    height: 42px;
    color: #231a0a;
    font-weight: 900;
    background: var(--brand);
}

.site-header nav {
    gap: 28px;
    color: #34404c;
    font-size: 15px;
}

.hero {
    min-height: calc(100vh - 72px);
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr);
    gap: 40px;
    align-items: center;
    padding: 80px clamp(20px, 6vw, 96px);
    color: #fff;
    background:
        linear-gradient(90deg, rgba(23, 31, 39, .92), rgba(23, 31, 39, .72), rgba(23, 31, 39, .35)),
        url("/images/hero-machinery.png") center / cover;
}

.hero h1 {
    max-width: 760px;
    margin: 14px 0 22px;
    font-size: clamp(42px, 6vw, 78px);
    line-height: 1.08;
    letter-spacing: 0;
}

.hero p {
    max-width: 680px;
    margin-top: 0;
    color: rgba(255, 255, 255, .84);
    font-size: 20px;
    line-height: 1.75;
}

.eyebrow {
    margin: 0;
    color: var(--brand);
    font-weight: 800;
    text-transform: uppercase;
}

.hero-actions {
    gap: 14px;
    margin-top: 34px;
}

.primary-btn,
.secondary-btn {
    display: inline-flex;
    align-items: center;
    min-height: 46px;
    padding: 0 22px;
    font-weight: 800;
}

.primary-btn {
    background: var(--brand);
    color: #221700;
}

.secondary-btn {
    border: 1px solid rgba(255, 255, 255, .52);
    color: #fff;
}

.hero-panel {
    display: grid;
    gap: 8px;
    padding: 28px;
    background: rgba(255, 255, 255, .12);
    border: 1px solid rgba(255, 255, 255, .24);
}

.hero-panel strong {
    color: var(--brand);
    font-size: 38px;
}

.hero-panel span {
    margin-bottom: 12px;
    color: rgba(255, 255, 255, .78);
}

.section {
    padding: clamp(78px, 7vw, 112px) clamp(20px, 6vw, 96px);
}

.section h2,
.page-head h1 {
    margin: 10px 0 24px;
    font-size: clamp(30px, 4vw, 48px);
    line-height: 1.2;
}

.about-grid {
    display: grid;
    grid-template-columns: minmax(0, .95fr) minmax(320px, 1.05fr);
    gap: clamp(48px, 6vw, 84px);
    align-items: center;
}

.about-grid > div > p:not(.eyebrow) {
    margin: 0 0 18px;
    color: #394552;
    font-size: 17px;
    line-height: 1.85;
}

.about-grid > div > p:last-child {
    margin-bottom: 0;
}

.about-grid img {
    width: 100%;
    max-height: 560px;
    object-fit: cover;
    object-position: center 40%;
    border: 12px solid var(--steel);
}

.factory-showcase {
    text-align: center;
    color: #fff;
    background: #202a33;
}

.factory-heading {
    max-width: 860px;
    margin: 0 auto;
}

.factory-showcase h2 {
    margin-bottom: 24px;
}

.factory-lead {
    max-width: 760px;
    margin: 0 auto;
    color: rgba(255, 255, 255, .74);
    font-size: 18px;
    line-height: 1.9;
}

.factory-points {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    max-width: 1080px;
    margin: 64px auto 0;
    border-top: 1px solid rgba(255, 255, 255, .18);
    border-bottom: 1px solid rgba(255, 255, 255, .18);
}

.factory-points > div {
    padding: 28px 32px 30px;
    text-align: left;
}

.factory-points > div + div {
    border-left: 1px solid rgba(255, 255, 255, .18);
}

.factory-points strong {
    display: block;
    margin-bottom: 10px;
    color: var(--brand);
    font-size: 18px;
}

.factory-points span {
    color: rgba(255, 255, 255, .72);
    line-height: 1.75;
}

.factory-link {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    margin-top: 40px;
    color: #fff;
    font-weight: 800;
}

.factory-link span {
    color: var(--brand);
    font-size: 24px;
    line-height: 1;
}

.factory-media {
    width: min(100%, 400px);
    margin: 50px auto 0;
}

.factory-video-frame {
    position: relative;
    aspect-ratio: 9 / 16;
    overflow: hidden;
    background: #10161c;
    border: 8px solid #111920;
    outline: 1px solid rgba(255, 255, 255, .24);
    box-shadow: 18px 18px 0 rgba(241, 173, 24, .16);
}

.factory-video-frame video {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: contain;
    background: #10161c;
}

.factory-caption {
    display: flex;
    justify-content: center;
    gap: 14px;
    margin: 22px 0 0;
    color: rgba(255, 255, 255, .62);
    font-size: 14px;
    line-height: 1.5;
}

.factory-caption span {
    color: var(--brand);
    font-weight: 800;
    text-transform: uppercase;
}

.muted {
    background: var(--steel);
}

.section-title {
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 34px;
}

.section-title h2 {
    margin-bottom: 0;
}

.section-title a {
    color: var(--brand-dark);
    font-weight: 800;
}

.category-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 30px;
}

.category-row a,
.category-menu a {
    padding: 12px 16px;
    background: #fff;
    border: 1px solid var(--line);
}

.product-grid,
.catalog-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
}

.product-card,
.catalog-card,
.strength-list article {
    background: #fff;
    border: 1px solid var(--line);
}

.product-card {
    display: grid;
    grid-template-columns: 140px 1fr;
    min-height: 164px;
}

.product-card,
.catalog-card {
    transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}

.product-card:hover,
.catalog-card:hover {
    border-color: #c8962d;
    box-shadow: 0 16px 34px rgba(24, 33, 43, .1);
    transform: translateY(-2px);
}

.product-card > div:last-child,
.catalog-card {
    padding: 22px;
}

.product-card p,
.catalog-card p {
    margin: 0 0 8px;
    color: var(--brand-dark);
    font-weight: 800;
}

.product-card h3,
.catalog-card h2 {
    margin: 0 0 10px;
    font-size: 22px;
}

.product-image {
    min-height: 150px;
    aspect-ratio: 4 / 3;
    background: #dae2e8;
}

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

.product-image.placeholder {
    display: grid;
    place-items: center;
    color: #6f7b87;
    font-size: 32px;
    font-weight: 900;
}

.strength {
    display: grid;
    grid-template-columns: minmax(280px, .7fr) 1.3fr;
    gap: 42px;
}

.strength-list {
    display: grid;
    gap: 16px;
}

.strength-list article {
    padding: 24px;
}

.strength-list strong {
    font-size: 22px;
}

.strength-list p,
.description,
.guide-grid p,
.feature-note p,
.advantage-grid p {
    margin-top: 10px;
    margin-bottom: 0;
    color: var(--muted);
    line-height: 1.8;
}

.advantages {
    background: #fff;
}

.advantage-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

.advantage-grid article {
    min-height: 230px;
    padding: 26px;
    background: #fff;
    border: 1px solid var(--line);
    border-top: 4px solid var(--brand);
}

.certificates {
    overflow: hidden;
}

.certificate-carousel {
    position: relative;
    overflow: hidden;
    margin: 4px calc(clamp(20px, 6vw, 96px) * -1) 0;
}

.certificate-carousel::before,
.certificate-carousel::after {
    position: absolute;
    top: 0;
    bottom: 0;
    z-index: 2;
    width: clamp(24px, 7vw, 120px);
    content: "";
    pointer-events: none;
}

.certificate-carousel::before {
    left: 0;
    background: linear-gradient(90deg, var(--steel), rgba(238, 242, 245, 0));
}

.certificate-carousel::after {
    right: 0;
    background: linear-gradient(270deg, var(--steel), rgba(238, 242, 245, 0));
}

.certificate-track {
    display: flex;
    width: max-content;
    gap: 18px;
    padding: 0 clamp(20px, 6vw, 96px);
    animation: certificate-scroll 54s linear infinite;
}

.certificate-carousel:hover .certificate-track,
.certificate-carousel:focus-within .certificate-track {
    animation-play-state: paused;
}

.certificate-card {
    flex: 0 0 clamp(190px, 18vw, 260px);
    display: grid;
    grid-template-rows: minmax(250px, 1fr) auto;
    min-height: 360px;
    background: #fff;
    border: 1px solid var(--line);
    box-shadow: 0 18px 36px rgba(24, 33, 43, .08);
}

.certificate-card img {
    width: 100%;
    height: 100%;
    min-height: 250px;
    display: block;
    object-fit: contain;
    padding: 14px;
    background: #f8fafb;
}

.certificate-card span {
    display: flex;
    align-items: center;
    min-height: 66px;
    padding: 14px 16px;
    color: #26313d;
    font-weight: 800;
    line-height: 1.45;
    border-top: 1px solid var(--line);
}

.certificate-card:hover {
    border-color: var(--brand);
    transform: translateY(-2px);
    transition: transform .2s ease, border-color .2s ease;
}

@keyframes certificate-scroll {
    from {
        transform: translateX(0);
    }

    to {
        transform: translateX(calc(-50% - 9px));
    }
}

.advantage-grid span {
    color: var(--brand-dark);
    font-size: 14px;
    font-weight: 900;
}

.advantage-grid h3 {
    margin: 16px 0 12px;
    font-size: 22px;
    line-height: 1.35;
}

.guide-grid {
    display: grid;
    grid-template-columns: minmax(280px, .85fr) minmax(320px, 1.15fr);
    gap: 42px;
    align-items: start;
}

.guide-steps {
    display: grid;
    gap: 14px;
}

.guide-steps article {
    display: grid;
    grid-template-columns: 150px 1fr;
    gap: 18px;
    padding: 20px 22px;
    background: #fff;
    border: 1px solid var(--line);
}

.guide-steps strong {
    color: var(--brand-dark);
}

.guide-steps span {
    color: #3b4652;
    line-height: 1.75;
}

.news-faq {
    display: grid;
    grid-template-columns: minmax(280px, .8fr) minmax(320px, 1.2fr);
    gap: 40px;
    align-items: start;
}

.feature-note {
    padding: 24px;
    background: var(--steel);
    border-left: 4px solid var(--brand);
}

.feature-note h3 {
    margin: 0 0 10px;
    font-size: 24px;
}

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

.question-list article,
.question-list a {
    min-height: 72px;
    padding: 18px 20px;
    color: #26313d;
    background: #fff;
    border: 1px solid var(--line);
}

.question-list a {
    display: flex;
    align-items: center;
    font-weight: 700;
}

.question-list h3 {
    margin: 0 0 8px;
    font-size: 18px;
}

.question-list p {
    margin: 0;
    color: var(--muted);
    line-height: 1.75;
}

.page-head {
    padding: 70px clamp(20px, 6vw, 96px);
    background: var(--dark);
    color: #fff;
}

.page-head p:last-child {
    max-width: 760px;
    margin: 0;
    color: rgba(255, 255, 255, .74);
    font-size: 18px;
    line-height: 1.8;
}

.products-layout {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 32px;
    align-items: start;
}

.category-menu {
    position: sticky;
    top: 96px;
    display: grid;
    gap: 10px;
}

.category-menu a.active {
    color: #201500;
    background: var(--brand);
    border-color: var(--brand);
    font-weight: 800;
}

.catalog-card ul {
    margin: 18px 0 0;
    padding-left: 18px;
    color: #384451;
}

.product-card-link {
    display: block;
    margin-top: 18px;
    color: var(--brand-dark);
    font-weight: 800;
}

.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    padding: 24px clamp(20px, 6vw, 96px);
    color: var(--muted);
    font-size: 14px;
    border-bottom: 1px solid var(--line);
}

.breadcrumb a:hover {
    color: var(--brand-dark);
}

.product-detail {
    display: grid;
    grid-template-columns: minmax(360px, .95fr) minmax(400px, 1.05fr);
    gap: clamp(44px, 6vw, 90px);
    align-items: center;
    padding: clamp(54px, 7vw, 100px) clamp(20px, 6vw, 96px);
}

.product-detail-media {
    display: grid;
    place-items: center;
    min-height: 500px;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: var(--steel);
    border: 1px solid var(--line);
}

.product-detail-media img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: contain;
    background: #fff;
}

.product-detail-media.placeholder span {
    color: #76828d;
    font-size: 72px;
    font-weight: 900;
}

.product-detail-copy h1 {
    margin: 12px 0 22px;
    font-size: clamp(34px, 4vw, 56px);
    line-height: 1.14;
}

.product-model {
    display: flex;
    align-items: baseline;
    gap: 18px;
    padding: 15px 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.product-model span {
    color: var(--muted);
    font-size: 14px;
}

.product-model strong {
    font-size: 22px;
}

.product-description {
    margin: 24px 0 0;
    color: #3b4652;
    font-size: 17px;
    line-height: 1.9;
    white-space: pre-line;
}

.product-highlights {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 24px;
    margin: 24px 0 0;
    padding: 0;
    list-style: none;
}

.product-highlights li::before {
    margin-right: 8px;
    color: var(--brand-dark);
    content: "✓";
}

.product-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px;
    margin-top: 30px;
}

.detail-phone {
    min-height: 46px;
    display: inline-flex;
    align-items: center;
    padding: 0 20px;
    color: var(--brand-dark);
    font-weight: 800;
    border: 1px solid #cfb579;
}

.product-service-note {
    margin: 20px 0 0;
    color: var(--muted);
    font-size: 14px;
}

.product-spec-section {
    padding-top: 64px;
    padding-bottom: 74px;
    border-top: 1px solid var(--line);
}

.product-spec-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.product-spec-grid article {
    padding: 26px 28px;
}

.product-spec-grid article + article {
    border-left: 1px solid var(--line);
}

.product-spec-grid strong {
    font-size: 19px;
}

.product-spec-grid p {
    margin: 10px 0 0;
    color: var(--muted);
    line-height: 1.8;
}

.inquiry-section {
    display: grid;
    grid-template-columns: minmax(280px, .85fr) minmax(380px, 1.15fr);
    gap: clamp(40px, 7vw, 100px);
    color: #fff;
    background: #202a33;
}

.inquiry-copy h2 {
    margin-bottom: 22px;
}

.inquiry-copy > p:not(.eyebrow) {
    max-width: 620px;
    color: rgba(255, 255, 255, .74);
    font-size: 17px;
    line-height: 1.85;
}

.inquiry-direct {
    display: grid;
    gap: 5px;
    margin-top: 34px;
}

.inquiry-direct span {
    color: rgba(255, 255, 255, .58);
    font-size: 14px;
}

.inquiry-direct a {
    color: var(--brand);
    font-size: 28px;
    font-weight: 900;
}

.inquiry-form {
    position: relative;
    display: grid;
    gap: 16px;
    padding: 30px;
    color: var(--ink);
    background: #fff;
}

.inquiry-form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.inquiry-form label {
    display: grid;
    gap: 7px;
    color: #36414c;
    font-weight: 800;
}

.inquiry-form input,
.inquiry-form textarea {
    width: 100%;
    min-height: 44px;
    padding: 11px 12px;
    color: var(--ink);
    font: inherit;
    line-height: 1.6;
    border: 1px solid var(--line);
    background: #fff;
}

.inquiry-form textarea {
    resize: vertical;
}

.inquiry-form input:focus,
.inquiry-form textarea:focus {
    outline: 2px solid rgba(241, 173, 24, .34);
    border-color: #c88c0c;
}

.inquiry-submit {
    justify-content: center;
    border: 0;
    font: inherit;
    cursor: pointer;
}

.inquiry-form small {
    color: var(--muted);
}

.privacy-consent {
    grid-template-columns: 20px 1fr;
    align-items: start;
    gap: 9px;
    font-size: 14px;
    font-weight: 500 !important;
}

.privacy-consent input {
    width: 18px;
    min-height: 18px;
    margin-top: 2px;
}

.privacy-consent a {
    margin-left: 3px;
    color: var(--brand-dark);
    font-weight: 800;
}

.form-notice {
    margin: 0;
    padding: 11px 13px;
    font-weight: 700;
}

.form-notice.success {
    color: #21643d;
    background: #edf8f1;
}

.form-notice.error {
    color: #9b2929;
    background: #fff0f0;
}

.website-field {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.mobile-contact-bar {
    display: none;
}

.site-pagination {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 18px;
    margin-top: 30px;
}

.site-pagination a {
    min-width: 92px;
    min-height: 42px;
    display: inline-grid;
    place-items: center;
    padding: 0 14px;
    font-weight: 800;
    background: #fff;
    border: 1px solid var(--line);
}

.site-pagination a.disabled {
    color: #a6afb7;
    pointer-events: none;
    background: #f4f6f8;
}

.footer {
    flex-wrap: wrap;
}

.footer-compliance {
    flex: 0 0 100%;
    display: flex;
    justify-content: center;
    gap: 20px;
    padding-top: 20px;
    color: rgba(255, 255, 255, .62);
    font-size: 13px;
    border-top: 1px solid rgba(255, 255, 255, .12);
}

.footer-compliance a {
    color: rgba(255, 255, 255, .72);
    font-weight: 500;
}

.privacy-head {
    padding-bottom: 54px;
}

.privacy-content {
    width: min(900px, calc(100% - 40px));
    margin: 0 auto;
    padding: 62px 0 84px;
}

.privacy-content section {
    padding: 26px 0;
    border-bottom: 1px solid var(--line);
}

.privacy-content h2 {
    margin: 0 0 12px;
    font-size: 24px;
}

.privacy-content p {
    margin: 0;
    color: #46515c;
    font-size: 16px;
    line-height: 1.9;
}

.privacy-content a {
    color: var(--brand-dark);
    font-weight: 800;
}

.footer {
    justify-content: space-between;
    gap: 24px;
    padding: 34px clamp(20px, 6vw, 96px);
    color: #fff;
    background: #171f27;
}

.footer p {
    margin: 8px 0 0;
    color: rgba(255, 255, 255, .7);
}

.footer a {
    color: var(--brand);
    font-weight: 800;
}

.contact-info {
    display: grid;
    gap: 8px;
}

.contact-info p {
    margin: 0;
}

.wechat-contact {
    display: grid;
    justify-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, .78);
    font-size: 14px;
}

.wechat-contact img {
    display: block;
    width: 128px;
    height: 128px;
    padding: 8px;
    object-fit: contain;
    background: #fff;
}

@media (max-width: 900px) {
    .site-header,
    .footer {
        align-items: flex-start;
        flex-direction: column;
        padding-top: 16px;
        padding-bottom: 16px;
    }

    .site-header nav {
        width: 100%;
        gap: 14px;
        overflow-x: auto;
        white-space: nowrap;
    }

    .hero,
    .about-grid,
    .strength,
    .certificates,
    .products-layout,
    .guide-grid,
    .news-faq,
    .product-detail,
    .inquiry-section {
        grid-template-columns: 1fr;
    }

    .product-detail-media {
        min-height: 0;
    }

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

    .product-spec-grid article + article {
        border-top: 1px solid var(--line);
        border-left: 0;
    }

    .hero {
        min-height: auto;
        background:
            linear-gradient(180deg, rgba(23, 31, 39, .92), rgba(23, 31, 39, .72)),
            url("/images/hero-machinery.png") center / cover;
    }

    .factory-media {
        width: min(68vw, 390px);
    }

    .factory-points {
        grid-template-columns: 1fr;
        max-width: 720px;
    }

    .factory-points > div {
        text-align: center;
    }

    .factory-points > div + div {
        border-top: 1px solid rgba(255, 255, 255, .18);
        border-left: 0;
    }

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

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

    .category-menu {
        position: static;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .site-header nav {
        gap: 18px;
    }
}

@media (max-width: 560px) {
    .site-header {
        min-height: auto;
    }

    .brand {
        font-size: 18px;
    }

    .brand-mark {
        width: 38px;
        height: 38px;
    }

    .site-header nav {
        padding-bottom: 4px;
        font-size: 14px;
    }

    .hero {
        padding-top: 56px;
        padding-bottom: 64px;
    }

    .hero h1 {
        font-size: 34px;
        line-height: 1.14;
    }

    .hero p {
        font-size: 17px;
        line-height: 1.75;
    }

    .hero-actions,
    .section-title {
        align-items: stretch;
        flex-direction: column;
    }

    .primary-btn,
    .secondary-btn {
        justify-content: center;
        width: 100%;
    }

    .hero-panel {
        padding: 22px;
    }

    .hero-panel strong {
        font-size: 32px;
    }

    .factory-showcase {
        padding-top: 72px;
        padding-bottom: 76px;
    }

    .factory-lead {
        font-size: 17px;
    }

    .factory-media {
        width: min(82vw, 350px);
        margin-top: 40px;
    }

    .factory-video-frame {
        border-width: 6px;
        box-shadow: 10px 10px 0 rgba(241, 173, 24, .16);
    }

    .factory-points {
        margin-top: 48px;
    }

    .factory-points > div {
        padding: 24px 10px 26px;
    }

    .factory-link {
        margin-top: 34px;
    }

    .section,
    .page-head {
        padding-left: 18px;
        padding-right: 18px;
    }

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

    .category-menu {
        grid-template-columns: 1fr;
    }

    .advantage-grid,
    .product-grid,
    .question-list,
    .guide-steps article {
        grid-template-columns: 1fr;
    }

    .category-row a,
    .category-menu a {
        width: 100%;
        text-align: center;
    }

    .footer {
        align-items: stretch;
    }

    .footer-compliance,
    .site-pagination {
        align-items: center;
    }

    .footer-compliance {
        flex-direction: column;
        gap: 8px;
    }

    .certificate-carousel {
        margin-right: -18px;
        margin-left: -18px;
    }

    .certificate-track {
        gap: 14px;
        padding-right: 18px;
        padding-left: 18px;
        animation-duration: 44s;
    }

    .certificate-card {
        flex-basis: 210px;
        min-height: 330px;
    }

    .certificate-card img {
        min-height: 232px;
    }

    .wechat-contact {
        justify-items: start;
    }

    body {
        padding-bottom: 58px;
    }

    .inquiry-form {
        padding: 22px 18px;
    }

    .inquiry-form-grid,
    .product-highlights {
        grid-template-columns: 1fr;
    }

    .product-detail {
        padding-top: 38px;
    }

    .product-actions {
        align-items: stretch;
        flex-direction: column;
    }

    .detail-phone {
        justify-content: center;
    }

    .mobile-contact-bar {
        position: fixed;
        right: 0;
        bottom: 0;
        left: 0;
        z-index: 30;
        display: grid;
        grid-template-columns: 1fr 1fr;
        min-height: 58px;
        background: #fff;
        border-top: 1px solid var(--line);
        box-shadow: 0 -8px 22px rgba(24, 33, 43, .12);
    }

    .mobile-contact-bar a {
        display: grid;
        place-items: center;
        font-weight: 900;
    }

    .mobile-contact-bar a:last-child {
        color: #211800;
        background: var(--brand);
    }
}