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

        body {
            font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, Roboto, sans-serif;
            background-color: #08110f;
            background-image: radial-gradient(circle at 18% 12%, rgba(46, 140, 101, 0.22), transparent 36%), radial-gradient(circle at 82% 8%, rgba(34, 102, 78, 0.18), transparent 34%);
            color: #e4e9e7;
            line-height: 1.5;
        }

        main {
            background: linear-gradient(180deg, rgba(8, 17, 14, 0.35), rgba(8, 17, 14, 0.6));
        }

        .container-global-wide {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .header-navigation-premium {
            background: rgba(10, 15, 13, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(46, 125, 90, 0.25);
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .header-flex-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
            flex-wrap: wrap;
        }

        .logo-identity-heavy {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .logo-symbol-dark {
            background: #1b5e3f;
            color: #ffffff;
            width: 52px;
            height: 52px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            box-shadow: 0 8px 18px rgba(0, 30, 20, 0.7);
            border: 1px solid #2f8a5e;
        }

        .logo-text-premium h1 {
            font-size: 1.9rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            color: #e2f0e8;
            margin: 0;
            line-height: 1.2;
            text-shadow: 0 2px 5px rgba(0, 0, 0, 0.5);
        }

        .logo-text-premium .subtitle-small {
            font-size: 0.8rem;
            color: #9ebeb0;
            font-weight: 500;
        }

        .navigation-links-ultra ul {
            display: flex;
            gap: 36px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .navigation-links-ultra a {
            text-decoration: none;
            font-weight: 600;
            color: #d0e2d9;
            font-size: 1rem;
            transition: 0.2s;
            padding-bottom: 4px;
            border-bottom: 2px solid transparent;
        }

        .navigation-links-ultra a:hover,
        .navigation-links-ultra a.active-link-bold {
            color: #8ae8c0;
            border-bottom-color: #3bb585;
        }

        .mobile-menu-trigger-dark {
            display: none;
            background: rgba(30, 40, 35, 0.8);
            border: 1px solid #2b684b;
            font-size: 1.6rem;
            color: #c0dfd0;
            cursor: pointer;
            padding: 6px 20px;
            border-radius: 40px;
            backdrop-filter: blur(4px);
        }

        @media (max-width: 768px) {
            .navigation-links-ultra {
                display: none;
                width: 100%;
                margin-top: 20px;
                border-top: 1px solid #1e4f3a;
                padding-top: 16px;
            }
            .navigation-links-ultra.mobile-visible {
                display: block;
            }
            .navigation-links-ultra ul {
                flex-direction: column;
                gap: 22px;
                align-items: center;
            }
            .mobile-menu-trigger-dark {
                display: block;
            }
        }

        .section-block-massive {
            padding: 80px 0;
            scroll-margin-top: 80px;
        }

        .section-block-massive:nth-of-type(even) {
            background: rgba(11, 24, 19, 0.32);
            border-top: 1px solid rgba(44, 107, 80, 0.25);
            border-bottom: 1px solid rgba(44, 107, 80, 0.2);
        }

        .section-title-glow {
            font-size: 2.3rem;
            font-weight: 700;
            color: #d8f0e5;
            margin-bottom: 18px;
            letter-spacing: -0.01em;
            position: relative;
            display: inline-block;
            text-shadow: 0 2px 8px rgba(0, 40, 20, 0.8);
        }

        .section-title-glow::after {
            content: '';
            display: block;
            width: 70px;
            height: 4px;
            background: #3bb585;
            border-radius: 4px;
            margin-top: 8px;
            box-shadow: 0 0 12px #3bb585;
        }

        .section-subhead-premium {
            color: #aacfc0;
            font-size: 1.2rem;
            margin-bottom: 44px;
            max-width: 750px;
        }

        .two-column-power-layout {
            display: flex;
            flex-wrap: wrap;
            gap: 60px;
            align-items: center;
        }

        .content-left-strong {
            flex: 1 1 300px;
        }

        .content-left-strong p {
            font-size: 1.15rem;
            margin-bottom: 18px;
        }

        .certificate-block-onyx {
            background: rgba(20, 40, 30, 0.7);
            backdrop-filter: blur(8px);
            border: 1px solid #2f7857;
            border-radius: 44px;
            padding: 36px 26px;
            margin-top: 20px;
            box-shadow: 0 20px 30px -12px black;
        }

        .certificate-block-onyx i {
            font-size: 3rem;
            color: #4ad698;
        }

        .certificate-block-onyx h3 {
            font-size: 1.9rem;
            margin: 16px 0 10px;
            color: #e2f0e5;
        }

        .certificate-block-onyx ul {
            list-style: none;
            line-height: 2.4;
            padding-left: 0;
            color: #cde5da;
        }

        .image-right-background {
            flex: 1 1 320px;
            min-height: clamp(320px, 50vw, 560px);
            border-radius: 60px;
            background-image: linear-gradient(135deg, rgba(21, 66, 48, 0.6), rgba(10, 28, 21, 0.75)), url('https://images.pexels.com/photos/6516273/pexels-photo-6516273.jpeg?auto=compress&cs=tinysrgb&w=1920');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            background-color: #0c1612;
            border: 2px solid #398a63;
            box-shadow: 0 30px 40px -15px black;
            display: flex;
            align-items: flex-end;
            justify-content: center;
            padding: 20px;
        }

        .image-right-background i {
            font-size: 5rem;
            color: rgba(255, 255, 255, 0.8);
            text-shadow: 0 4px 15px black;
            background: rgba(0, 0, 0, 0.3);
            padding: 15px 30px;
            border-radius: 60px;
            backdrop-filter: blur(6px);
            border: 1px solid rgba(100, 255, 170, 0.3);
        }

        /* 产品大图卡片 */
        .product-grid-luxury {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 32px;
            margin-top: 20px;
        }

        .product-card-darkness {
            background: rgba(18, 28, 24, 0.8);
            backdrop-filter: blur(8px);
            border: 1px solid #2a6b4f;
            border-radius: 32px;
            overflow: hidden;
            box-shadow: 0 20px 30px -12px black;
            transition: transform 0.25s, border-color 0.2s;
            display: flex;
            flex-direction: column;
            height: 100%;
            min-height: 0;
        }

        /* products.html：图片外链为行内 a 时，子块宽度为 0，背景图只剩一条或半张 */
        .product-card-darkness > a {
            display: block;
            width: 100%;
            flex-shrink: 0;
            text-decoration: none;
            color: inherit;
        }

        .product-card-darkness:hover {
            transform: translateY(-6px);
            border-color: #52c797;
        }

        /* 竖版产品图为主：3:4 画框 + cover 铺满（略裁边换无黑边） */
        .product-image-wide {
            width: 100%;
            aspect-ratio: 3 / 4;
            min-height: 0;
            flex-shrink: 0;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            background-color: #0c1612;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 5rem;
            color: #ffffffdd;
            text-shadow: 0 5px 18px black;
            border-bottom: 2px solid #266e4c;
        }

        .product-info-bottom {
            padding: 24px 20px 28px;
            text-align: center;
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 1;
        }

        .product-info-bottom h3 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: #ecfcf4;
        }

        .product-category-tag {
            color: #97cfb4;
            font-weight: 600;
            font-size: 0.9rem;
            text-transform: uppercase;
        }

        .product-description-text {
            color: #bfded0;
            margin: 12px 0 14px;
            font-size: 0.98rem;
        }

        .product-price-badge {
            background: rgba(0, 30, 20, 0.7);
            color: #9cedc5;
            padding: 8px 22px;
            border-radius: 40px;
            display: inline-block;
            font-size: 0.95rem;
            font-weight: 700;
            border: 1px solid #398f64;
            backdrop-filter: blur(4px);
        }

        .product-spec-grid {
            display: grid;
            grid-template-columns: repeat(2, minmax(260px, 1fr));
            gap: 24px;
        }

        .spec-card {
            background: rgba(16, 30, 24, 0.82);
            border: 1px solid #2c6b50;
            border-radius: 24px;
            padding: 24px;
        }

        .spec-card h3 {
            font-size: 1.2rem;
            margin-bottom: 12px;
            color: #e7fbf1;
        }

        .spec-card ul {
            margin: 0;
            padding-left: 18px;
            color: #c5e4d6;
            line-height: 1.8;
        }

        .service-grid-cards {
            display: flex;
            flex-wrap: wrap;
            gap: 25px;
            margin-top: 40px;
            justify-content: center;
        }

        .service-item-glossy {
            background: rgba(22, 38, 30, 0.75);
            backdrop-filter: blur(8px);
            border: 1px solid #2f7857;
            border-radius: 36px;
            padding: 32px 25px;
            flex: 1 1 200px;
            text-align: center;
            box-shadow: 0 15px 25px -8px black;
        }

        .service-item-glossy i {
            font-size: 2.8rem;
            color: #52d498;
            margin-bottom: 18px;
        }

        .service-item-glossy h4 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: #e8f7ef;
        }

        .service-item-glossy p {
            color: #b7dbcb;
            font-size: 0.96rem;
        }

        .news-grid-dark {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 28px;
        }

        .news-card-solid {
            background: rgba(16, 30, 24, 0.85);
            backdrop-filter: blur(6px);
            border: 1px solid #2c6b50;
            border-radius: 32px;
            padding: 32px;
        }

        .news-date-element {
            color: #9ad4b8;
            font-size: 0.9rem;
            font-weight: 500;
            margin-bottom: 12px;
        }

        .news-title-head {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: #f2fff9;
        }

        .contact-split-luxury {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            background: rgba(10, 25, 18, 0.7);
            backdrop-filter: blur(12px);
            border: 1px solid #2f7857;
            border-radius: 60px;
            padding: 50px 45px;
            box-shadow: 0 30px 40px -20px black;
        }

        .contact-info-side h3 {
            font-size: 2rem;
            font-weight: 700;
            color: #e4f7ed;
            margin-bottom: 20px;
        }

        .contact-line-detail {
            margin: 20px 0;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            gap: 15px;
            color: #d2efe1;
        }

        .contact-line-detail i {
            width: 30px;
            color: #4ad498;
            font-size: 1.4rem;
        }

        .map-replacement-dark {
            flex: 2 1 320px;
            background: #1c3d30;
            border-radius: 5px;
            padding: 0px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: #c8f0dd;
            border: 0px dashed #5a9e80;
            background-image: radial-gradient(circle at 30% 40%, #276a4c 1px, transparent 1px), radial-gradient(circle at 70% 60%, #2b7a57 1px, transparent 1px);
            background-size: 40px 40px;
        }

        .map-replacement-dark i {
            font-size: 5rem;
            opacity: 0.9;
            color: #92e0be;
        }

        .contact-map-image {
            display: block;
            border-radius: 5px;
            height: auto;
        }

        .button-primary-glow {
            background: #1d6b49;
            border: none;
            color: white;
            padding: 14px 34px;
            border-radius: 60px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            display: inline-block;
            text-decoration: none;
            box-shadow: 0 0 20px #1d9b62, 0 8px 16px -4px black;
            transition: all 0.15s;
        }

        .button-primary-glow:hover {
            background: #2b8b60;
            box-shadow: 0 0 28px #30cf82;
        }

        .button-outline-dark {
            background: transparent;
            border: 1.5px solid #4bc28a;
            color: #c0f0db;
            box-shadow: none;
        }

        .button-outline-dark:hover {
            background: rgba(40, 90, 70, 0.5);
            border-color: #73ffc2;
        }

        .footer-deep {
            background: #0b1510;
            border-top: 2px solid #1d4d37;
            padding: 40px 0 30px;
        }

        .footer-flex-row {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 20px;
        }

        .legal-links-group a {
            color: #aad7c5;
            text-decoration: none;
            font-weight: 500;
            font-size: 0.95rem;
            margin-right: 30px;
        }

        .legal-links-group a:hover {
            color: #e1ffef;
            text-decoration: underline;
        }

        .copyright-text-light {
            color: #8eb9a8;
            font-size: 0.9rem;
        }

        .disclaimer-wide {
            margin-top: 25px;
            font-size: 0.8rem;
            color: #719e8b;
            border-top: 1px solid #23583f;
            padding-top: 20px;
            text-align: center;
        }

        .hero-section-first {
            background-image: linear-gradient(135deg, rgba(6, 24, 18, 0.78), rgba(6, 18, 14, 0.82)), url('../image/homepage-hero-background.jpg');
            background-size: cover;
            background-position: center 38%;
            /* fixed 在移动端/部分浏览器会导致背景只显示一截或错位 */
            background-attachment: scroll;
        }

        .hero-main-title {
            font-size: 2.2rem;
            color: #ffffff;
            line-height: 1.25;
            text-shadow: 0 4px 15px black;
        }

        .hero-main-desc {
            font-size: 1.08rem;
            margin: 22px 0;
            color: #d8f0e2;
            max-width: 680px;
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin: 10px 0 24px;
        }

        .hero-metrics {
            display: grid;
            grid-template-columns: repeat(3, minmax(120px, 1fr));
            gap: 14px;
            max-width: 720px;
        }

        .metric-chip {
            background: rgba(0, 0, 0, 0.45);
            border: 1px solid #2e8f62;
            border-radius: 16px;
            padding: 14px 16px;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .metric-number {
            color: #90eac2;
            font-size: 1.6rem;
            font-weight: 800;
        }

        .metric-text {
            color: #c0f0dc;
            font-size: 0.9rem;
        }

        .hero-highlight-card {
            flex: 1 1 320px;
            background: rgba(8, 22, 16, 0.76);
            border: 1px solid #2e7f5b;
            border-radius: 28px;
            overflow: hidden;
            box-shadow: 0 25px 36px -18px black;
        }

        .hero-highlight-image {
            width: 100%;
            aspect-ratio: 16 / 10;
            min-height: 220px;
            flex-shrink: 0;
            background-image: linear-gradient(140deg, rgba(8, 24, 18, 0.25), rgba(8, 24, 18, 0.45)), url('../image/enterprise-batch-procurement-solution.jpg');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            background-color: #0c1612;
        }

        .hero-highlight-content {
            padding: 20px;
        }

        .hero-highlight-content h3 {
            font-size: 1.25rem;
            color: #ebfff5;
            margin-bottom: 8px;
        }

        .hero-highlight-content p {
            color: #bee2d1;
        }

        @media (max-width: 480px) {
            .container-global-wide {
                padding: 0 14px;
            }

            .section-block-massive {
                padding: 56px 0;
            }

            .logo-text-premium h1 {
                font-size: 1.2rem;
            }

            .section-title-glow {
                font-size: 1.7rem;
            }

            .section-subhead-premium {
                font-size: 1rem;
                margin-bottom: 28px;
            }

            .contact-split-luxury {
                border-radius: 24px;
                padding: 24px 16px;
                gap: 20px;
            }

            .contact-info-side h3 {
                font-size: 1.4rem;
            }

            .contact-line-detail {
                font-size: 0.95rem;
                gap: 10px;
                margin: 12px 0;
                word-break: break-word;
            }

            .button-primary-glow {
                width: 100%;
                text-align: center;
                padding: 12px 18px;
            }

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

            .hero-main-title {
                font-size: 1.6rem;
            }

            .hero-metrics {
                grid-template-columns: 1fr;
            }
        }