:root {
            --gi_f-primary: #D43131;
            --gi_f-dark: #2c2c2c;
            --gi_f-light: #f8f9fa;
            --gi_f-text: #333333;
            --gi_f-gray: #666666;
            --gi_f-white: #ffffff;
            --gi_f-shadow: 0 10px 30px rgba(0,0,0,0.08);
            --gi_f-radius: 12px;
        }

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

        body {
            font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
            color: var(--gi_f-text);
            line-height: 1.7;
            background-color: var(--gi_f-white);
            word-break: keep-all;
            overflow-x: hidden;
        }

        /* 导航复用样式 */
        .gi_f-qutay {
            width: 100%;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 1px solid #eee;
        }

        .gi_f-ejixoyi {
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
        }

        .gi_f-logo {
            display: flex;
            align-items: center;
            padding: 16px 0;
        }

        .gi_f-logo img {
            height: 32px;
            width: auto;
        }

        .gi_f-kenu {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
        }

        .gi_f-kenu a {
            text-decoration: none;
            color: var(--gi_f-gray);
            font-size: 15px;
            font-weight: 500;
            padding: 24px 0;
            transition: color 0.3s;
            position: relative;
        }

        .gi_f-kenu a:hover, .gi_f-kenu a.active {
            color: var(--gi_f-primary);
        }

        .gi_f-kenu a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: var(--gi_f-primary);
        }

        /* 核心展示区 (ezut) */
        .gi_f-ezut {
            background: linear-gradient(160deg, #fff 40%, #fff5f5 100%);
            padding: 96px 24px;
            text-align: center;
            overflow: hidden;
        }

        .gi_f-ucaru {
            max-width: 900px;
            margin: 0 auto;
        }

        .gi_f-ezut h1 {
            font-size: clamp(2rem, 4vw + 1rem, 3.5rem);
            font-weight: 800;
            line-height: 1.2;
            color: var(--gi_f-dark);
            margin-bottom: 24px;
            word-break: break-word;
        }

        .gi_f-ezut p {
            font-size: clamp(1rem, 1.2vw + 0.5rem, 1.25rem);
            color: var(--gi_f-gray);
            margin-bottom: 48px;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }

        .gi_f-gacep {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 24px;
        }

        .gi_f-vuwica {
            padding: 18px 48px;
            background: var(--gi_f-primary);
            color: var(--gi_f-white);
            text-decoration: none;
            border-radius: 50px;
            font-size: 1.1rem;
            font-weight: 600;
            transition: all 0.3s ease;
            box-shadow: 0 10px 20px rgba(212, 49, 49, 0.2);
            min-width: 0;
        }

        .gi_f-vuwica:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 30px rgba(212, 49, 49, 0.3);
            background: #b52a2a;
        }

        .gi_f-osux {
            padding: 18px 48px;
            background: transparent;
            color: var(--gi_f-primary);
            text-decoration: none;
            border: 2px solid var(--gi_f-primary);
            border-radius: 50px;
            font-size: 1.1rem;
            font-weight: 600;
            transition: all 0.3s ease;
            min-width: 0;
        }

        .gi_f-osux:hover {
            background: rgba(212, 49, 49, 0.05);
            transform: translateY(-3px);
        }

        /* 平台卡片区 (karu) */
        .gi_f-karu {
            padding: 80px 24px;
            background: var(--gi_f-white);
        }

        .gi_f-ejixoyi-inner {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 32px;
        }

        .gi_f-adacu {
            background: var(--gi_f-white);
            padding: 40px;
            border-radius: var(--gi_f-radius);
            border: 1px solid #f0f0f0;
            transition: all 0.4s ease;
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            min-width: 0;
        }

        .gi_f-adacu:hover {
            border-color: var(--gi_f-primary);
            box-shadow: var(--gi_f-shadow);
            transform: translateY(-8px);
        }

        .gi_f-adacu h3 {
            font-size: 1.5rem;
            margin: 20px 0 12px;
            color: var(--gi_f-dark);
        }

        .gi_f-adacu p {
            color: var(--gi_f-gray);
            font-size: 0.95rem;
            margin-bottom: 24px;
        }

        .gi_f-lowali {
            margin-top: auto;
            color: var(--gi_f-primary);
            font-weight: 600;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        /* 行业方案 (ofuhay) */
        .gi_f-ofuhay {
            padding: 96px 24px;
            background: var(--gi_f-light);
        }

        .gi_f-ucaru-alt {
            max-width: 1100px;
            margin: 0 auto;
        }

        .gi_f-ofuhay h2 {
            text-align: center;
            font-size: clamp(1.5rem, 3vw, 2.5rem);
            margin-bottom: 64px;
            color: var(--gi_f-dark);
        }

        .gi_f-ucaru-alt > div {
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
            margin-bottom: 80px;
            align-items: center;
        }

        .gi_f-ucaru-alt > div:nth-child(even) {
            flex-direction: row-reverse;
        }

        .gi_f-ucaru-text {
            flex: 1;
            min-width: 300px;
        }

        .gi_f-ucaru-text h4 {
            font-size: 1.8rem;
            color: var(--gi_f-primary);
            margin-bottom: 24px;
        }

        .gi_f-ucaru-text ul {
            list-style: none;
        }

        .gi_f-ucaru-text ul li {
            margin-bottom: 16px;
            padding-left: 24px;
            position: relative;
        }

        .gi_f-ucaru-text ul li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--gi_f-primary);
            font-weight: bold;
        }

        .gi_f-ucaru-visual {
            flex: 1;
            min-width: 300px;
            background: var(--gi_f-white);
            padding: 32px;
            border-radius: 20px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.05);
        }

        /* 页脚 (ewaromu) */
        .gi_f-ewaromu {
            background: var(--gi_f-dark);
            color: rgba(255,255,255,0.7);
            padding: 80px 24px 40px;
        }

        .gi_f-mocop {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 48px;
        }

        .gi_f-mocop > div {
            flex: 1;
            min-width: 200px;
        }

        .gi_f-mocop h5 {
            color: var(--gi_f-white);
            font-size: 1.1rem;
            margin-bottom: 24px;
        }

        .gi_f-mocop a {
            color: rgba(255,255,255,0.6);
            text-decoration: none;
            display: block;
            margin-bottom: 12px;
            transition: color 0.3s;
        }

        .gi_f-mocop a:hover {
            color: var(--gi_f-white);
        }

        .gi_f-brand-text {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--gi_f-white);
            margin-bottom: 16px;
        }

        .gi_f-copyright {
            max-width: 1200px;
            margin: 60px auto 0;
            padding-top: 32px;
            border-top: 1px solid rgba(255,255,255,0.1);
            text-align: center;
            font-size: 0.85rem;
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .gi_f-kenu {
                display: none; /* 简化演示 */
            }
            .gi_f-ezut {
                padding: 64px 20px;
            }
            .gi_f-ucaru-alt > div {
                flex-direction: column !important;
            }
        }