.hero {
            background: linear-gradient(135deg, #fff9f0 0%, #fef0e0 100%);
            padding: 60px 0;
            border-bottom: 1px solid #eee;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 700;
            line-height: 1.2;
            color: var(--red);
        }
        .hero h1 .highlight { color: var(--gold); }
        .hero p {
            font-size: 1.15rem;
            color: var(--text);
            margin: 20px 0;
            max-width: 500px;
        }
        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 24px;
        }
        .hero-tags span {
            background: rgba(206, 58, 52, 0.06);
            border: 1px solid rgba(206, 58, 52, 0.15);
            padding: 4px 16px;
            border-radius: 30px;
            font-size: 0.85rem;
            color: var(--text);
        }
        .hero-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            background: rgba(255,255,255,0.7);
            padding: 24px;
            border-radius: 12px;
            border: 1px solid #eee;
            text-align: center;
        }
        .hero-stats .num { font-size: 2rem; font-weight: 700; color: var(--red); }
        .hero-stats .label { color: var(--muted); font-size: 0.9rem; }

        /* ===== 2. 核心优势/简短介绍（GEO摘要区） ===== */
        .intro {
            padding: 50px 0;
            background: var(--white);
            border-bottom: 1px solid #f0f0f0;
        }
        .intro-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
        }
        .intro h2 { color: var(--red); font-size: 1.8rem; margin-bottom: 12px; }
        .intro h2 span { color: var(--gold); }
        .intro p { color: var(--muted); margin-bottom: 16px; font-size: 1.05rem; }
        .intro ul {
            list-style: none;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 6px 20px;
        }
        .intro ul li::before { content: "✔ "; color: var(--gold); font-weight: 700; }

        /* ===== 3. 产品中心（核心内链入口） ===== */
        .products {
            padding: 50px 0;
            background: var(--gray-bg);
        }
        .section-title { text-align: center; margin-bottom: 30px; }
        .section-title h2 { color: var(--red); font-size: 2rem; }
        .section-title h2::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: var(--gold);
            margin: 8px auto;
        }
        .product-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 20px;
        }
        .product-item {
            background: white;
            padding: 24px 12px;
            text-align: center;
            border-radius: 10px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.04);
            border-top: 4px solid var(--gold);
            transition: 0.2s;
        }
        .product-item:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,0,0,0.08); }
        .product-item .icon { font-size: 2.4rem; margin-bottom: 6px; }
        .product-item h3 { color: var(--red); font-size: 1.1rem; }
        .product-item p { color: var(--muted); font-size: 0.8rem; margin-top: 4px; }
        .product-item a { display: block; margin-top: 10px; font-weight: 600; color: var(--gold); font-size: 0.9rem; }

        /* ===== 4. 解决方案（应用场景关键词区） ===== */
        .solutions {
            padding: 50px 0;
            border-bottom: 1px solid #eee;
        }
        .solution-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
            gap: 16px;
        }
        .solution-item {
            background: var(--gray-bg);
            padding: 16px;
            border-radius: 10px;
            text-align: center;
            border-left: 4px solid var(--red);
        }
        .solution-item h4 { color: var(--black); font-size: 1rem; margin-bottom: 4px; }
        .solution-item p { color: var(--muted); font-size: 0.85rem; }

        /* ===== 5. 动态 & 客户评价（精简版，证明活跃与可信） ===== */
        .extra {
            padding: 50px 0;
            background: var(--gray-bg);
        }
        .extra-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 30px;
        }
        .news-list li {
            list-style: none;
            padding: 12px 0;
            border-bottom: 1px dashed #ddd;
            display: flex;
            gap: 12px;
            align-items: center;
        }
        .news-list li .date { color: var(--muted); font-size: 0.8rem; white-space: nowrap; }
        .news-list li a { color: var(--text); font-weight: 500; }
        .news-list li a:hover { color: var(--red); }

        .review-box {
            background: white;
            padding: 24px;
            border-radius: 12px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.04);
            position: relative;
        }
        .review-box::before {
            content: '"';
            font-size: 3rem;
            color: var(--gold);
            opacity: 0.3;
            position: absolute;
            top: 4px;
            right: 16px;
            font-family: Georgia;
        }
        .review-box p { font-style: italic; color: var(--text); margin-bottom: 8px; }
        .review-box .author { font-weight: 700; color: var(--red); }

        /* ===== 响应式 ===== */
        @media (max-width: 768px) {
            .hero-grid, .intro-grid, .extra-grid { grid-template-columns: 1fr; }
            .hero h1 { font-size: 2rem; }
        }