/* CSS Document */

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

        :root {
            --black: #1c1c1e;
            --gray-900: #2c2c2e;
            --gray-700: #4a4a4d;
            --gray-500: #6e6e73;
            --gray-300: #8e8e93;
            --gray-200: #d1d1d6;
            --gray-100: #e8e8ea;
            --gray-50: #f8f8f9;
            --white: #ffffff;
            --shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
            --shadow-hover: 0 8px 32px rgba(0, 0, 0, 0.06);
            --radius: 20px;
            --transition: all 0.3s ease;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            background: var(--white);
            color: var(--black);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: inherit;
        }
        img {
            max-width: 100%;
            display: block;
        }
        ul {
            list-style: none;
        }

        .container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 2rem;
        }

        /* ——— Typography ——— */
        .heading-xl {
            font-size: clamp(2.4rem, 7vw, 4.2rem);
            font-weight: 700;
            line-height: 1.08;
            letter-spacing: -0.03em;
            color: var(--black);
        }
        .heading-lg {
            font-size: clamp(1.8rem, 4.5vw, 2.8rem);
            font-weight: 700;
            line-height: 1.2;
            letter-spacing: -0.02em;
            color: var(--black);
        }
        .heading-md {
            font-size: 1.35rem;
            font-weight: 600;
            line-height: 1.3;
            color: var(--black);
        }
        .body-lg {
            font-size: 1.2rem;
            line-height: 1.6;
            color: var(--gray-700);
        }
        .body-sm {
            font-size: 0.95rem;
            color: var(--gray-500);
        }

        .section-badge {
            display: inline-block;
            background: rgba(28, 28, 30, 0.06);
            color: var(--gray-700);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.25rem 1rem;
            border-radius: 40px;
            letter-spacing: 0.4px;
            text-transform: uppercase;
            margin-bottom: 0.8rem;
        }

        /* ——— Buttons ——— */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--black);
            color: var(--white);
            font-weight: 700;
            font-size: 1.05rem;
            padding: 0.9rem 2.8rem;
            border-radius: 60px;
            text-decoration: none;
            transition: background 0.25s ease, transform 0.15s ease, box-shadow 0.25s ease;
            border: none;
            cursor: pointer;
            letter-spacing: 0.3px;
            box-shadow: 0 4px 16px rgba(28, 28, 30, 0.12);
        }
        .btn-primary:hover {
            background: var(--gray-900);
            transform: scale(1.02);
            box-shadow: 0 6px 24px rgba(28, 28, 30, 0.18);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--black);
            font-weight: 600;
            font-size: 1rem;
            padding: 0.7rem 2rem;
            border-radius: 60px;
            text-decoration: none;
            border: 1.5px solid rgba(28, 28, 30, 0.2);
            transition: border 0.25s ease, background 0.25s ease;
        }
        .btn-outline:hover {
            border-color: var(--black);
            background: rgba(28, 28, 30, 0.04);
        }

        .btn-sm {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 13px;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            background: var(--black);
            color: var(--white);
        }
        .btn-sm:hover {
            background: var(--gray-900);
            transform: translateY(-2px);
        }
        .btn-sm-outline {
            background: transparent;
            border: 1.5px solid var(--gray-200);
            color: var(--black);
        }
        .btn-sm-outline:hover {
            border-color: var(--black);
            color: var(--black);
        }

        /* ============================================================
           TOP BAR
           ============================================================ */
        .top-bar {
            background: var(--gray-50);
            color: var(--gray-500);
            font-size: 13px;
            padding: 8px 0;
            border-bottom: 1px solid var(--gray-100);
        }

        .top-bar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
        }

        .top-bar .contact-info {
            display: flex;
            gap: 20px;
            align-items: center;
        }

        .top-bar .contact-info span {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .top-bar .lang-social {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .top-bar .lang-social a {
            color: var(--gray-500);
            transition: var(--transition);
            font-size: 13px;
        }

        .top-bar .lang-social a:hover,
        .top-bar .lang-social a.active {
            color: var(--black);
        }

        .top-bar .lang-social a i {
            font-size: 14px;
        }

        /* ============================================================
           NAVBAR
           ============================================================ */
        .navbar {
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            padding: 1.2rem 0;
            position: sticky;
            top: 0;
            z-index: 500;
            border-bottom: 1px solid rgba(28, 28, 30, 0.05);
        }

        .navbar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 1.25rem;
            font-weight: 700;
            letter-spacing: -0.5px;
            color: var(--black);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .logo .icon {
            font-size: 1.4rem;
        }
        .logo span {
            color: var(--gray-700);
        }

        .nav-links {
            display: flex;
            gap: 2rem;
            align-items: center;
            font-weight: 500;
            font-size: 0.95rem;
        }

        .nav-links a {
            color: var(--gray-700);
            transition: color 0.2s;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--black);
        }
        .nav-links a::after {
            content: '';
            display: block;
            width: 0;
            height: 2px;
            background: var(--black);
            transition: var(--transition);
            margin-top: 2px;
        }
        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 18px;
            font-size: 18px;
            color: var(--gray-500);
        }
        .nav-right a {
            transition: var(--transition);
        }
        .nav-right a:hover {
            color: var(--black);
        }

        .nav-search {
            display: flex;
            align-items: center;
            background: var(--gray-50);
            border-radius: 30px;
            padding: 4px 16px;
            border: 1px solid var(--gray-100);
            transition: var(--transition);
        }

        .nav-search:focus-within {
            border-color: var(--black);
            box-shadow: 0 0 0 4px rgba(28, 28, 30, 0.04);
        }

        .nav-search input {
            border: none;
            background: transparent;
            padding: 8px 0;
            font-size: 13px;
            outline: none;
            width: 140px;
            font-family: inherit;
            color: var(--black);
        }

        .nav-search input::placeholder {
            color: var(--gray-300);
        }

        .nav-search i {
            color: var(--gray-500);
            font-size: 14px;
            cursor: pointer;
            transition: var(--transition);
        }

        .nav-search i:hover {
            color: var(--black);
        }

        .cart-badge {
            position: relative;
        }
        .cart-badge .count {
            position: absolute;
            top: -8px;
            right: -12px;
            background: var(--black);
            color: var(--white);
            font-size: 10px;
            font-weight: 700;
            width: 18px;
            height: 18px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .hamburger {
            display: none;
            font-size: 26px;
            cursor: pointer;
            color: var(--black);
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
        }
        .hamburger span {
            width: 26px;
            height: 2px;
            background: var(--black);
            border-radius: 4px;
            transition: 0.2s;
        }

        /* ============================================================
           HERO SLIDER
           ============================================================ */
        .hero-slider {
            position: relative;
            overflow: hidden;
            background: var(--gray-50);
            border-radius: 0 0 40px 40px;
        }

        .slider-wrapper {
            display: flex;
            transition: transform 0.6s ease-in-out;
        }

        .slide {
            min-width: 100%;
            padding: 3rem 0 4rem;
            display: flex;
            align-items: center;
        }

        .slide .container {
            display: grid;
            grid-template-columns: 0.85fr 1fr;
            gap: 3rem;
            align-items: center;
            width: 100%;
        }

        .slide-text .badge {
            display: inline-block;
            background: rgba(28, 28, 30, 0.06);
            color: var(--gray-700);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.25rem 1rem;
            border-radius: 40px;
            letter-spacing: 0.4px;
            text-transform: uppercase;
            margin-bottom: 1rem;
        }

        .slide-text h1 {
            font-size: clamp(2.4rem, 7vw, 4.2rem);
            font-weight: 700;
            line-height: 1.08;
            letter-spacing: -0.03em;
            color: var(--black);
            margin-bottom: 1.2rem;
        }

        .slide-text h1 span {
            color: var(--gray-500);
        }

        .slide-text p {
            font-size: 1.2rem;
            line-height: 1.6;
            color: var(--gray-700);
            margin-bottom: 2.2rem;
            max-width: 460px;
        }

        .slide-text .btn-group {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .slide-image {
            width: 100%;
            height: 400px;
            background: var(--gray-100);
            border-radius: var(--radius);
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(28, 28, 30, 0.04);
            position: relative;
        }

        .slide-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center;
        }

        .slide-image .placeholder-icon {
            font-size: 80px;
            color: var(--gray-300);
            opacity: 0.3;
        }

        .slider-controls {
            position: absolute;
            bottom: 30px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 12px;
            z-index: 10;
        }

        .slider-controls button {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            border: 2px solid var(--gray-300);
            background: transparent;
            cursor: pointer;
            transition: var(--transition);
            padding: 0;
        }

        .slider-controls button.active {
            background: var(--black);
            border-color: var(--black);
            transform: scale(1.2);
        }

        .slider-controls button:hover {
            background: var(--black);
            border-color: var(--black);
            opacity: 0.6;
        }

        .slider-arrows {
            position: absolute;
            top: 50%;
            left: 0;
            right: 0;
            transform: translateY(-50%);
            display: flex;
            justify-content: space-between;
            padding: 0 20px;
            z-index: 10;
            pointer-events: none;
        }

        .slider-arrows button {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            border: 1px solid rgba(28, 28, 30, 0.08);
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(8px);
            cursor: pointer;
            transition: var(--transition);
            font-size: 18px;
            color: var(--black);
            pointer-events: auto;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }

        .slider-arrows button:hover {
            background: var(--black);
            color: var(--white);
            box-shadow: 0 4px 20px rgba(28, 28, 30, 0.15);
        }

        /* ============================================================
           TRUST BAR
           ============================================================ */
        .trust-bar {
            padding: 2.5rem 0;
            background: var(--white);
            border-bottom: 1px solid var(--gray-100);
        }

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

        .trust-item {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .trust-item i {
            font-size: 28px;
            color: var(--gray-500);
        }
        .trust-item h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--black);
        }
        .trust-item p {
            font-size: 13px;
            color: var(--gray-500);
        }

        /* ============================================================
           FACTORY SECTION
           ============================================================ */
        .factory-section {
            padding: 4.5rem 0;
            background: var(--white);
            border-bottom: 1px solid var(--gray-100);
        }

        .factory-section .section-head {
            text-align: center;
            margin-bottom: 2.5rem;
        }

        .factory-section .section-sub {
            margin: 0 auto;
            max-width: 560px;
        }

        .factory-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .factory-stats {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .factory-stat {
            background: var(--gray-50);
            padding: 28px 20px;
            border-radius: var(--radius);
            text-align: center;
            border: 1px solid rgba(28, 28, 30, 0.04);
            transition: var(--transition);
        }

        .factory-stat:hover {
            border-color: var(--black);
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        .factory-stat .number {
            font-size: 42px;
            font-weight: 800;
            color: var(--black);
            display: block;
            line-height: 1.1;
            letter-spacing: -0.02em;
        }

        .factory-stat .number .suffix {
            font-size: 28px;
            color: var(--gray-500);
        }

        .factory-stat .label {
            font-size: 14px;
            color: var(--gray-500);
            font-weight: 600;
            margin-top: 4px;
        }

        .factory-info h3 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--black);
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }

        .factory-info h3 span {
            color: var(--gray-500);
        }

        .factory-info p {
            color: var(--gray-500);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .factory-info .feature-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px 20px;
        }

        .factory-info .feature-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--gray-700);
            font-weight: 500;
        }

        .factory-info .feature-list li i {
            color: var(--black);
            font-size: 16px;
        }

        /* ============================================================
           PROCESS
           ============================================================ */
        .process {
            padding: 4.5rem 0;
            background: var(--gray-50);
            border-bottom: 1px solid var(--gray-100);
        }

        .process .section-head {
            text-align: center;
            margin-bottom: 2.5rem;
        }

        .process .section-sub {
            margin: 0 auto;
            max-width: 560px;
        }

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

        .process-card {
            background: var(--white);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid rgba(28, 28, 30, 0.04);
            border-radius: var(--radius);
            transition: var(--transition);
            box-shadow: var(--shadow);
        }

        .process-card:hover {
            border-color: var(--black);
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .process-card .step-num {
            display: inline-block;
            width: 44px;
            height: 44px;
            line-height: 44px;
            border-radius: 50%;
            background: var(--gray-100);
            color: var(--black);
            font-weight: 800;
            font-size: 16px;
            margin-bottom: 12px;
        }

        .process-card .step-icon {
            font-size: 34px;
            color: var(--gray-500);
            margin-bottom: 8px;
        }
        .process-card h4 {
            font-size: 17px;
            margin-bottom: 4px;
            color: var(--black);
        }
        .process-card p {
            font-size: 14px;
            color: var(--gray-500);
            line-height: 1.6;
        }

        /* ============================================================
           MANUFACTURING PROCESS — 产品制作流程
           ============================================================ */
        .manufacturing-section {
            padding: 4.5rem 0;
            background: var(--white);
            border-bottom: 1px solid var(--gray-100);
        }

        .manufacturing-section .section-head {
            text-align: center;
            margin-bottom: 2.5rem;
        }

        .manufacturing-section .section-sub {
            margin: 0 auto;
            max-width: 560px;
        }

        .manufacturing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .manufacturing-step {
            background: var(--gray-50);
            border-radius: var(--radius);
            padding: 2rem 1.8rem;
            border: 1px solid rgba(28, 28, 30, 0.04);
            transition: var(--transition);
            text-align: center;
            position: relative;
        }

        .manufacturing-step:hover {
            border-color: var(--black);
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .manufacturing-step .step-number {
            display: inline-block;
            background: var(--black);
            color: var(--white);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.2rem 0.8rem;
            border-radius: 40px;
            letter-spacing: 0.5px;
            margin-bottom: 1rem;
        }

        .manufacturing-step .step-icon {
            font-size: 48px;
            color: var(--gray-500);
            margin-bottom: 0.8rem;
            display: block;
        }

        .manufacturing-step h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--black);
            margin-bottom: 0.4rem;
        }

        .manufacturing-step p {
            font-size: 0.95rem;
            color: var(--gray-500);
            line-height: 1.7;
        }

        .manufacturing-step .step-detail {
            margin-top: 0.8rem;
            padding-top: 0.8rem;
            border-top: 1px solid var(--gray-200);
            font-size: 0.85rem;
            color: var(--gray-500);
            text-align: left;
        }

        .manufacturing-step .step-detail span {
            display: block;
            padding: 0.15rem 0;
        }

        .manufacturing-step .step-detail i {
            color: var(--black);
            width: 18px;
            margin-right: 4px;
        }

        /* ============================================================
           PRODUCTS
           ============================================================ */
        .products-section {
            padding: 4.5rem 0;
            background: var(--gray-50);
            border-bottom: 1px solid var(--gray-100);
        }

        .products-section .section-head {
            text-align: center;
            margin-bottom: 2.5rem;
        }

        .products-section .section-sub {
            margin: 0 auto;
            max-width: 560px;
        }

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

        .product-card {
            background: var(--white);
            border: 1px solid rgba(28, 28, 30, 0.06);
            border-radius: var(--radius);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow);
        }

        .product-card:hover {
            border-color: var(--black);
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .product-card .img-wrap {
            position: relative;
            padding-top: 100%;
            background: var(--gray-50);
            overflow: hidden;
        }

        .product-card .img-wrap img {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .product-card .badge {
            position: absolute;
            top: 10px;
            left: 10px;
            background: var(--black);
            color: var(--white);
            font-size: 10px;
            font-weight: 700;
            padding: 2px 14px;
            border-radius: 20px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .product-card .info {
            padding: 16px 18px 20px;
        }

        .product-card .info h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--black);
            margin-bottom: 2px;
        }

        .product-card .info .meta {
            font-size: 13px;
            color: var(--gray-500);
            margin-bottom: 4px;
        }

        .product-card .info .meta i {
            color: var(--black);
        }

        .product-card .info .price {
            font-size: 18px;
            font-weight: 700;
            color: var(--black);
        }

        .product-card .info .price .old {
            font-size: 14px;
            color: var(--gray-500);
            text-decoration: line-through;
            font-weight: 400;
            margin-left: 8px;
        }

        .product-card .info .actions {
            display: flex;
            gap: 8px;
            margin-top: 14px;
        }

        .product-card .info .actions .btn-sm {
            flex: 1;
            padding: 8px 18px;
            font-size: 12px;
            justify-content: center;
            border-radius: 6px;
        }


/* ============================================================
   CASE STUDIES — 使用 Grid 布局，一排4个
   ============================================================ */
.case-studies {
    padding: 4.5rem 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-100);
}

.case-studies .section-head {
    text-align: center;
    margin-bottom: 2.5rem;
}

.case-studies .section-sub {
    margin: 0 auto;
    max-width: 560px;
}

/* 全屏容器 */
.case-fullwidth {
    max-width: 100%;
    padding: 0 0.5rem;
}

/* 使用 CSS Grid 布局 — 最可靠的方式 */
.case-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    grid-auto-rows: auto; /* 关键：自动行高，确保每行高度自适应 */
}

.case-card {
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid rgba(28, 28, 30, 0.04);
    transition: var(--transition);
    box-shadow: var(--shadow);
    background: var(--gray-50);
    /* 关键：让卡片高度由内容决定 */
    height: auto;
}

.case-card:hover {
    border-color: var(--black);
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.case-card .case-img {
    width: 100%;
    background: var(--gray-100);
    overflow: hidden;
    position: relative;
    /* 关键：让图片容器撑开卡片高度 */
    display: block;
}

/* 混合比例排列 (共10张) */
.case-card:nth-child(1) .case-img { aspect-ratio: 4 / 3; }
.case-card:nth-child(2) .case-img { aspect-ratio: 1 / 1; }
.case-card:nth-child(3) .case-img { aspect-ratio: 4 / 3; }
.case-card:nth-child(4) .case-img { aspect-ratio: 4 / 3; }
.case-card:nth-child(5) .case-img { aspect-ratio: 1 / 1; }
.case-card:nth-child(6) .case-img { aspect-ratio: 4 / 3; }
.case-card:nth-child(7) .case-img { aspect-ratio: 4 / 3; }
.case-card:nth-child(8) .case-img { aspect-ratio: 1 / 1; }
.case-card:nth-child(9) .case-img { aspect-ratio: 4 / 3; }
.case-card:nth-child(10) .case-img { aspect-ratio: 3 / 4; }

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

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

        /* ============================================================
           PARTNERS
           ============================================================ */
        .partners-section {
            padding: 4.5rem 0;
            background: var(--white);
            border-bottom: 1px solid var(--gray-100);
        }

        .partners-section .section-head {
            text-align: center;
            margin-bottom: 2.5rem;
        }

        .partners-section .section-sub {
            margin: 0 auto;
            max-width: 560px;
        }

        .partners-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 2rem;
            align-items: center;
            justify-items: center;
        }

        .partner-item {
            width: 100%;
            max-width: 160px;
            aspect-ratio: 3/2;
            background: var(--white);
            border-radius: var(--radius);
            padding: 1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(28, 28, 30, 0.04);
            transition: var(--transition);
            box-shadow: var(--shadow);
        }

        .partner-item:hover {
            border-color: var(--black);
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .partner-item img {
            width: 100%;
            height: auto;
            max-height: 60px;
            object-fit: contain;
            filter: grayscale(100%);
            opacity: 0.6;
            transition: var(--transition);
        }

        .partner-item:hover img {
            filter: grayscale(0%);
            opacity: 1;
        }

        .partner-item .placeholder-logo {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--gray-500);
            text-align: center;
            letter-spacing: 0.5px;
        }

        /* ============================================================
           TESTIMONIALS
           ============================================================ */
        .testimonials {
            padding: 4.5rem 0;
            background: var(--gray-50);
            border-bottom: 1px solid var(--gray-100);
        }

        .testimonials .section-head {
            text-align: center;
            margin-bottom: 2.5rem;
        }

        .testimonials .section-sub {
            margin: 0 auto;
            max-width: 560px;
        }

        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .testimonial-card {
            background: var(--white);
            padding: 28px 30px;
            border: 1px solid rgba(28, 28, 30, 0.06);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .testimonial-card:hover {
            border-color: var(--black);
            box-shadow: var(--shadow-hover);
        }

        .testimonial-card .stars {
            color: var(--black);
            font-size: 16px;
            margin-bottom: 6px;
        }

        .testimonial-card blockquote {
            font-size: 15px;
            color: var(--gray-700);
            font-style: italic;
            line-height: 1.7;
            margin-bottom: 14px;
        }

        .testimonial-card .author {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .testimonial-card .author .avatar {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            overflow: hidden;
            flex-shrink: 0;
            border: 2px solid var(--gray-100);
            background: var(--gray-100);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--gray-500);
            font-size: 16px;
        }

        .testimonial-card .author .avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .testimonial-card .author .name {
            font-weight: 700;
            font-size: 14px;
            color: var(--black);
        }

        .testimonial-card .author .role {
            font-size: 13px;
            color: var(--gray-500);
        }

        /* ============================================================
           CERTIFICATIONS
           ============================================================ */
        .certifications {
            padding: 2.5rem 0;
            background: var(--white);
            border-bottom: 1px solid var(--gray-100);
        }

        .certifications .container {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
            gap: 30px 50px;
        }

        .cert-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 600;
            font-size: 14px;
            color: var(--gray-500);
        }

        .cert-item i {
            font-size: 24px;
            color: var(--gray-500);
        }

        /* ============================================================
           NEWS
           ============================================================ */
        .news-section {
            padding: 4.5rem 0;
            background: var(--white);
            border-bottom: 1px solid var(--gray-100);
        }

        .news-section .section-head {
            text-align: center;
            margin-bottom: 2.5rem;
        }

        .news-section .section-sub {
            margin: 0 auto;
            max-width: 560px;
        }

        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .news-card {
            background: var(--white);
            border: 1px solid rgba(28, 28, 30, 0.06);
            border-radius: var(--radius);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow);
        }

        .news-card:hover {
            border-color: var(--black);
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .news-card .news-img {
            width: 100%;
            height: 200px;
            background: var(--gray-50);
            overflow: hidden;
        }

        .news-card .news-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .news-card .news-body {
            padding: 20px 22px 24px;
        }

        .news-card .news-meta {
            display: flex;
            gap: 16px;
            font-size: 12px;
            color: var(--gray-500);
            margin-bottom: 8px;
        }

        .news-card .news-meta .tag {
            color: var(--black);
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.3px;
        }

        .news-card .news-body h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.3;
            color: var(--black);
        }

        .news-card .news-body h3 a:hover {
            color: var(--gray-700);
        }

        .news-card .news-body p {
            color: var(--gray-500);
            font-size: 14px;
            line-height: 1.6;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card .news-body .read-more {
            font-weight: 600;
            color: var(--black);
            font-size: 14px;
            transition: var(--transition);
        }

        .news-card .news-body .read-more:hover {
            color: var(--gray-700);
        }

        /* ============================================================
           FAQ
           ============================================================ */
        .faq-section {
            padding: 4.5rem 0;
            background: var(--gray-50);
            border-bottom: 1px solid var(--gray-100);
        }

        .faq-section .section-head {
            text-align: center;
            margin-bottom: 2.5rem;
        }

        .faq-section .section-sub {
            margin: 0 auto;
            max-width: 560px;
        }

        .faq-grid {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .faq-item {
            background: var(--white);
            border: 1px solid rgba(28, 28, 30, 0.06);
            border-radius: var(--radius);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: var(--black);
        }

        .faq-question {
            padding: 18px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-weight: 600;
            font-size: 16px;
            background: var(--white);
            border: none;
            width: 100%;
            text-align: left;
            font-family: inherit;
            transition: var(--transition);
            gap: 16px;
            color: var(--black);
        }

        .faq-question:hover {
            background: var(--gray-50);
        }

        .faq-question .icon {
            font-size: 18px;
            color: var(--gray-500);
            transition: var(--transition);
            flex-shrink: 0;
        }

        .faq-question .icon.rotated {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.25s ease;
            padding: 0 24px;
            color: var(--gray-500);
            line-height: 1.7;
            font-size: 15px;
        }

        .faq-answer.open {
            max-height: 400px;
            padding: 0 24px 20px;
        }

        .faq-answer ul {
            list-style: disc;
            padding-left: 20px;
            margin-top: 6px;
        }

        /* ============================================================
           CONTACT
           ============================================================ */
        .contact-section {
            padding: 4.5rem 0;
            background: var(--white);
            border-bottom: 1px solid var(--gray-100);
        }

        .contact-section .section-head {
            text-align: center;
            margin-bottom: 2.5rem;
        }

        .contact-section .section-sub {
            margin: 0 auto;
            max-width: 560px;
        }

        .contact-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: start;
        }

        .contact-info h3 {
            font-size: 22px;
            margin-bottom: 12px;
            color: var(--black);
        }

        .contact-info p {
            color: var(--gray-500);
            font-size: 15px;
            line-height: 1.7;
            margin-bottom: 24px;
        }

        .contact-info .info-item {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 12px;
            font-size: 14px;
            color: var(--gray-500);
        }

        .contact-info .info-item i {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--gray-50);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--black);
            font-size: 16px;
            flex-shrink: 0;
        }

        .contact-form {
            background: var(--gray-50);
            padding: 32px 36px;
            border-radius: var(--radius);
            border: 1px solid rgba(28, 28, 30, 0.06);
        }

        .contact-form .form-group {
            margin-bottom: 16px;
        }

        .contact-form label {
            display: block;
            font-weight: 600;
            font-size: 13px;
            margin-bottom: 4px;
            color: var(--black);
        }

        .contact-form label .required {
            color: var(--gray-500);
        }

        .contact-form input,
        .contact-form select,
        .contact-form textarea {
            width: 100%;
            padding: 10px 14px;
            border: 1px solid var(--gray-200);
            border-radius: 8px;
            font-size: 14px;
            font-family: inherit;
            transition: var(--transition);
            background: var(--white);
            color: var(--black);
        }

        .contact-form input:focus,
        .contact-form select:focus,
        .contact-form textarea:focus {
            outline: none;
            border-color: var(--black);
            box-shadow: 0 0 0 4px rgba(28, 28, 30, 0.04);
        }

        .contact-form textarea {
            resize: vertical;
            min-height: 100px;
        }

        .contact-form .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
        }

        .contact-form .btn-submit {
            width: 100%;
            padding: 14px;
            font-size: 16px;
            justify-content: center;
        }

        /* ============================================================
           CTA
           ============================================================ */
        .cta-section {
            padding: 4.5rem 0;
            background: var(--black);
            text-align: center;
        }

        .cta-section h2 {
            font-size: 34px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--white);
            letter-spacing: -0.02em;
        }

        .cta-section h2 span {
            color: var(--gray-300);
        }

        .cta-section p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.6);
            max-width: 520px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

        .cta-section .btn-group {
            display: flex;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        .cta-section .btn-outline-white {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.25);
            color: var(--white);padding: 1px 2px;
        }

        .cta-section .btn-outline-white:hover {
            border-color: var(--white);
            background: rgba(255, 255, 255, 0.08);
            color: var(--white);
        }

        .cta-section .btn-primary-white {
            background: var(--white);
            color: var(--black);padding: 1px 2px;
        }

        .cta-section .btn-primary-white:hover {
            background: var(--gray-100);
            color: var(--black);
            box-shadow: 0 6px 24px rgba(255, 255, 255, 0.2);
        }

        /* ============================================================
           FOOTER
           ============================================================ */
        .footer {
            background: var(--black);
            color: rgba(255, 255, 255, 0.35);
            padding: 2.5rem 0;
            text-align: center;
        }

        .footer p:first-child {
            color: rgba(255, 255, 255, 0.55);
        }

        .footer .social-links {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin-top: 12px;
        }

        .footer .social-links a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.35);
            transition: var(--transition);
        }

        .footer .social-links a:hover {
            border-color: rgba(255, 255, 255, 0.3);
            color: rgba(255, 255, 255, 0.8);
        }

        .footer-bottom {
            margin-top: 1rem;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.2);
        }

        /* ============================================================
           TOAST
           ============================================================ */
        .toast {
            position: fixed;
            bottom: 100px;
            right: 24px;
            background: var(--black);
            color: var(--white);
            padding: 14px 24px;
            border-radius: 12px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
            transform: translateY(80px);
            opacity: 0;
            transition: all 0.4s ease;
            z-index: 9999;
            font-weight: 500;
            font-size: 14px;
            max-width: 380px;
        }

        .toast.show {
            transform: translateY(0);
            opacity: 1;
        }

        /* ============================================================
           WHATSAPP
           ============================================================ */
        .wa-float-wrapper {
            position: fixed;
            bottom: 30px;
            right: 20px;
            z-index: 9998;
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            gap: 10px;
        }

        .wa-button {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: #25d366;
            color: #fff;
            border: none;
            box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
            cursor: pointer;
            font-size: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
            animation: wa-pulse 2s infinite;
            text-decoration: none;
            position: relative;
        }

        .wa-button:hover {
            transform: scale(1.08);
            box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
        }

        @keyframes wa-pulse {
            0% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
            50% { box-shadow: 0 4px 40px rgba(37, 211, 102, 0.6); }
            100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
        }

        .wa-label {
            font-size: 11px;
            font-weight: 600;
            color: var(--gray-500);
            background: var(--white);
            padding: 2px 14px;
            border-radius: 20px;
            box-shadow: var(--shadow);
            border: 1px solid var(--gray-100);
            opacity: 0;
            transition: var(--transition);
        }

        .wa-float-wrapper:hover .wa-label {
            opacity: 1;
        }

        .wa-popup-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 10000;
            display: none;
            align-items: center;
            justify-content: center;
            backdrop-filter: blur(4px);
            animation: fadeIn 0.25s ease;
        }

        .wa-popup-overlay.active {
            display: flex;
        }

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        .wa-popup {
            background: var(--white);
            border-radius: 16px;
            width: 420px;
            max-width: 94%;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
            overflow: hidden;
            animation: slideUp 0.3s ease;
        }

        @keyframes slideUp {
            from { transform: translateY(30px); opacity: 0; }
            to { transform: translateY(0); opacity: 1; }
        }

        .wa-popup-header {
            background: var(--black);
            color: #fff;
            padding: 18px 24px;
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .wa-popup-header .wa-icon {
            font-size: 28px;
        }

        .wa-popup-header .wa-title {
            font-weight: 700;
            font-size: 18px;
        }

        .wa-popup-header .wa-sub {
            font-size: 13px;
            opacity: 0.7;
        }

        .wa-popup-header .wa-close {
            margin-left: auto;
            background: none;
            border: none;
            color: #fff;
            font-size: 22px;
            cursor: pointer;
            opacity: 0.6;
            transition: var(--transition);
        }

        .wa-popup-header .wa-close:hover {
            opacity: 1;
        }

        .wa-popup-body {
            padding: 24px;
        }

        .wa-popup-body .wa-msg-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--gray-700);
            margin-bottom: 6px;
        }

        .wa-popup-body textarea {
            width: 100%;
            padding: 12px 16px;
            border: 1.5px solid var(--gray-200);
            border-radius: 8px;
            font-size: 14px;
            font-family: inherit;
            resize: vertical;
            min-height: 100px;
            transition: var(--transition);
            background: var(--gray-50);
        }

        .wa-popup-body textarea:focus {
            outline: none;
            border-color: #25d366;
            box-shadow: 0 0 0 4px rgba(37, 211, 102, 0.1);
        }

        .wa-popup-body .wa-char-count {
            text-align: right;
            font-size: 12px;
            color: var(--gray-300);
            margin-top: 4px;
        }

        .wa-popup-body .wa-send-btn {
            width: 100%;
            padding: 14px;
            margin-top: 16px;
            background: #25d366;
            color: #fff;
            border: none;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }

        .wa-popup-body .wa-send-btn:hover {
            background: #1da851;
            transform: translateY(-2px);
            box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
        }

        /* ============================================================
           SCROLL REVEAL
           ============================================================ */
        .reveal {
            opacity: 0;
            transform: translateY(40px);
            transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                        transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }

        .reveal-children > * {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .reveal-children.visible > *:nth-child(1) { transition-delay: 0.05s; opacity: 1; transform: translateY(0); }
        .reveal-children.visible > *:nth-child(2) { transition-delay: 0.10s; opacity: 1; transform: translateY(0); }
        .reveal-children.visible > *:nth-child(3) { transition-delay: 0.15s; opacity: 1; transform: translateY(0); }
        .reveal-children.visible > *:nth-child(4) { transition-delay: 0.20s; opacity: 1; transform: translateY(0); }
        .reveal-children.visible > *:nth-child(5) { transition-delay: 0.25s; opacity: 1; transform: translateY(0); }
        .reveal-children.visible > *:nth-child(6) { transition-delay: 0.30s; opacity: 1; transform: translateY(0); }
        .reveal-children.visible > *:nth-child(7) { transition-delay: 0.35s; opacity: 1; transform: translateY(0); }
        .reveal-children.visible > *:nth-child(8) { transition-delay: 0.40s; opacity: 1; transform: translateY(0); }
        .reveal-children.visible > *:nth-child(9) { transition-delay: 0.45s; opacity: 1; transform: translateY(0); }
 .reveal-children.visible > *:nth-child(10) { transition-delay: 0.50s; opacity: 1; transform: translateY(0); }
 .reveal-children.visible > *:nth-child(11) { transition-delay: 0.55s; opacity: 1; transform: translateY(0); }

        .reveal-faq.visible > *:nth-child(1) { transition-delay: 0.05s; opacity: 1; transform: translateY(0); }
        .reveal-faq.visible > *:nth-child(2) { transition-delay: 0.10s; opacity: 1; transform: translateY(0); }
        .reveal-faq.visible > *:nth-child(3) { transition-delay: 0.15s; opacity: 1; transform: translateY(0); }
        .reveal-faq.visible > *:nth-child(4) { transition-delay: 0.20s; opacity: 1; transform: translateY(0); }
        .reveal-faq.visible > *:nth-child(5) { transition-delay: 0.25s; opacity: 1; transform: translateY(0); }
        .reveal-faq.visible > *:nth-child(6) { transition-delay: 0.30s; opacity: 1; transform: translateY(0); }

        /* ============================================================
           RESPONSIVE
           ============================================================ */
        @media (max-width: 1200px) {
            .container {
                max-width: 100%;
                padding: 0 1.5rem;
            }
            .case-fullwidth {
                padding: 0 0.5rem;
            }
        }

        @media (max-width: 1024px) {
            .product-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .manufacturing-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .contact-wrapper {
                grid-template-columns: 1fr;
            }
            .factory-grid {
                grid-template-columns: 1fr;
            }
            .factory-stats {
                grid-template-columns: repeat(2, 1fr);
            }
            .slide .container {
                grid-template-columns: 1fr;
                text-align: center;
            }
            .slide-text p {
                margin-left: auto;
                margin-right: auto;
                max-width: 100%;
            }
            .slide-text .btn-group {
                justify-content: center;
            }
            .slide-image {
                height: 280px;
            }
            .partners-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .wa-popup {
                width: 380px;
            }
            .case-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 12px;
            }
        }

        @media (max-width: 992px) {
            .nav-search {
                display: none;
            }
            .factory-info .feature-list {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                flex-direction: column;
                background: var(--white);
                padding: 2rem 1.5rem;
                position: absolute;
                top: 70px;
                left: 0;
                right: 0;
                gap: 1.2rem;
                border-bottom: 1px solid rgba(28, 28, 30, 0.06);
                box-shadow: 0 8px 30px rgba(0, 0, 0, 0.04);
            }
            .nav-links.open {
                display: flex;
            }
            .hamburger {
                display: flex;margin-left: 100px;
            }
            .slide-text h1 {
                font-size: 30px;
            }
            .heading-lg {
                font-size: 26px;
            }
            .product-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .process-grid {
                grid-template-columns: 1fr;
            }
            .manufacturing-grid {
                grid-template-columns: 1fr;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .trust-bar .container {
                grid-template-columns: 1fr 1fr;
            }
            .partners-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1rem;
            }
            .contact-form {
                padding: 24px;
            }
            .contact-form .form-row {
                grid-template-columns: 1fr;
            }
            .cta-section h2 {
                font-size: 26px;
            }
            .factory-stats {
                grid-template-columns: 1fr 1fr;
            }
            .slider-arrows {
                display: none;
            }
            .top-bar .container {
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
            }
            .top-bar .lang-social {
                flex-wrap: wrap;
            }
            .slide-image {
                height: 220px;
            }
            .wa-button {
                width: 52px;
                height: 52px;
                font-size: 26px;
            }
            .wa-popup {
                width: 94%;
                max-width: 94%;
            }
            .wa-popup-header {
                padding: 14px 18px;
            }
            .wa-popup-body {
                padding: 18px;
            }
            .toast {
                bottom: 90px;
                right: 16px;
                left: 16px;
                max-width: unset;
                font-size: 13px;
            }
            .hero-slider {
                border-radius: 0 0 24px 24px;
            }
            .slide {
                padding: 2.5rem 0 3rem;
            }
            .case-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }
            /* 移动端统一为 4:3 */
            .case-card:nth-child(1) .case-img,
            .case-card:nth-child(2) .case-img,
            .case-card:nth-child(3) .case-img,
            .case-card:nth-child(4) .case-img,
            .case-card:nth-child(5) .case-img,
            .case-card:nth-child(6) .case-img,
            .case-card:nth-child(7) .case-img,
            .case-card:nth-child(8) .case-img,
            .case-card:nth-child(9) .case-img,
            .case-card:nth-child(10) .case-img {
                aspect-ratio: 4 / 3;
            }
            .case-fullwidth {
                padding: 0 0.25rem;
            }
        }

        @media (max-width: 480px) {
.top-bar {
    background: var(--gray-50);
    color: var(--gray-500);
    font-size: 13px;
    padding: 8px 0;
    border-bottom: 1px solid var(--gray-100);
    display: none; }
            .product-grid {
                grid-template-columns: 1fr;
            }
            .trust-bar .container {
                grid-template-columns: 1fr 1fr;
            }
            .partners-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .slide-text h1 {
                font-size: 24px;
            }
            .btn-primary {
                padding: 12px 24px;
                font-size: 14px;
            }
            .btn-outline {
                padding: 10px 18px;
                font-size: 14px;
            }
            .factory-stats {
                grid-template-columns: 1fr;
            }
.process {
    padding: 4.5rem 0;
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-100);
    display: none; }
            .top-bar .contact-info {
                flex-direction: column;
                gap: 4px;
                display: none;
            }
.certifications {
    padding: 2.5rem 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-100);
    display: none;
}
.contact-info{display: none;}
            .factory-stat .number {
                font-size: 32px;
            }
            .factory-stat .number .suffix {
                font-size: 22px;
            }
            .slide-image {
                height: 195px;
            }
            .case-grid {
                grid-template-columns: 1fr;
            }
            .case-card:nth-child(1) .case-img,
            .case-card:nth-child(2) .case-img,
            .case-card:nth-child(3) .case-img,
            .case-card:nth-child(4) .case-img,
            .case-card:nth-child(5) .case-img,
            .case-card:nth-child(6) .case-img,
            .case-card:nth-child(7) .case-img,
            .case-card:nth-child(8) .case-img,
            .case-card:nth-child(9) .case-img,
            .case-card:nth-child(10) .case-img {
                aspect-ratio: 4 / 3;
            }
        }