@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

    :root {
        --brand-green: #0F2A1D; 
        --brand-gold: #C8A24A;  
        --bg-white: #FFFFFF;    
        --soft-grey: #F9F9F9;
    }

    .ms-wholesale-hub { 
        font-family: 'Poppins', sans-serif; 
        color: #333; 
        line-height: 1.8; 
        background-color: var(--bg-white); 
        padding-bottom: 100px; 
        box-sizing: border-box;
    }
    .ms-container { max-width: 1200px; margin: 0 auto; padding: 0 25px; }
    
    h1, h2, h3 { color: var(--brand-green); text-transform: uppercase; letter-spacing: 2px; font-weight: 500; }
    .gold-text { color: var(--brand-gold); }

    /* Hero Section */
    .ms-hero { 
        text-align: center; 
        padding: 120px 20px; 
        background: var(--soft-grey);
        background-image: linear-gradient(rgba(249, 249, 249, 0.9), rgba(249, 249, 249, 0.9)), url('//ueeshop.ly200-cdn.com/u_file/UPBC/UPBC999/2604/07/photo/WHOLESALE-Jewelry.png'); 
        background-size: cover;
        background-position: center;
        border-bottom: 1px solid #eee;
        margin-bottom: 100px; 
    }
    .ms-hero h1 { font-size: 42px; margin-bottom: 25px; } 
    .ms-hero p { font-weight: 300; font-size: 18px; max-width: 850px; margin: 0 auto; color: #666; }

    /* 三大核心服务门户 */
    .ms-hub-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; margin-bottom: 120px; }
    .ms-hub-card { 
        background: #fff; 
        border: 1px solid #eee; 
        transition: 0.4s ease; 
        text-align: center; 
        display: flex;
        flex-direction: column;
    }
    .ms-hub-card:hover { transform: translateY(-10px); border-color: var(--brand-gold); box-shadow: 0 20px 40px rgba(0,0,0,0.05); }
    
    .ms-hub-img { width: 100%; height: 350px; overflow: hidden; background: #fafafa; }
    .ms-hub-img img { width: 100%; height: 100%; object-fit: cover; transition: 0.5s; }
    .ms-hub-card:hover .ms-hub-img img { transform: scale(1.05); }

    .ms-hub-content { padding: 40px 30px; flex-grow: 1; display: flex; flex-direction: column; justify-content: space-between; }
    
    /* 卡片标题加粗放大，极其显眼 */
    .ms-hub-content h3 { 
        font-size: 26px; 
        font-weight: 600; 
        margin-bottom: 20px; 
        letter-spacing: 1.5px;
        line-height: 1.3;
    } 
    .ms-hub-content p { font-size: 15px; color: #777; font-weight: 300; margin-bottom: 30px; }

    /* 按钮 */
    .ms-btn-luxury { 
        display: inline-block; background: var(--brand-gold); color: #fff; padding: 15px 40px; 
        text-transform: uppercase; font-weight: 600; letter-spacing: 2px; text-decoration: none; 
        transition: 0.3s; font-size: 14px;
    }
    .ms-btn-luxury:hover { background: var(--brand-green); }

    /* 底部信任条 */
    .ms-trust-bar { text-align: center; padding: 80px 0; border-top: 1px solid #eee; }
    .ms-trust-bar h2 { font-size: 28px; margin-bottom: 60px; }
    .ms-trust-grid { display: flex; justify-content: space-around; flex-wrap: wrap; gap: 40px; }
    .ms-trust-item { flex: 1; min-width: 200px; }
    .ms-trust-item h4 { font-size: 36px; color: var(--brand-gold); margin-bottom: 10px; font-weight: 600; }
    .ms-trust-item p { font-size: 14px; color: #999; text-transform: uppercase; letter-spacing: 2px; }

    @media (max-width: 991px) {
        .ms-hero h1 { font-size: 32px; }
        .ms-hub-grid { grid-template-columns: 1fr; gap: 50px; }
        .ms-hub-img { height: 280px; }
        .ms-hub-content h3 { font-size: 22px; }
    }