.about-kimduyen {
        padding: 60px 20px;
        /* background:linear-gradient(135deg,#F1F8E9,#FFFFFF); */
        background: linear-gradient(135deg, #f1f5c3, #FFFFFF);
        font-family: Arial, sans-serif;
    }

    .about-container {
        max-width: 1200px;
        margin: auto;
    }

    .about-header {
        text-align: center;
        margin-bottom: 50px;
    }

    .about-header h1 {
        font-size: 52px;
        color: #2E7D32;
        margin-bottom: 15px;
    }

    .subtitle {
        font-size: 24px;
        color: #558B2F;
        font-weight: bold;
    }

    .about-content {
        background: white;
        padding: 35px;
        border-radius: 25px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
        margin-bottom: 50px;
    }

    .about-content p,
    .contact-section p,
    .brands-section p {
        font-size: 18px;
        line-height: 1.9;
        color: #444;
        margin-bottom: 20px;
    }

    .core-values h2,
    .brands-section h2,
    .contact-section h2 {
        font-size: 38px;
        color: #2E7D32;
        margin-bottom: 20px;
    }

    .intro {
        font-size: 18px;
        margin-bottom: 30px;
        color: #555;
    }

    .value-grid,
    .brand-list {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 25px;
    }

    .value-card,
    .brand-card {
        background: white;
        padding: 30px;
        border-radius: 22px;
        box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
        transition: 0.3s;
    }

    .value-card:hover,
    .brand-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
    }

    .value-card h3,
    .brand-card h3 {
        color: #388E3C;
        margin-bottom: 15px;
        font-size: 24px;
    }

    .value-card p,
    .brand-card p {
        color: #555;
        line-height: 1.8;
    }

    .brands-section {
        margin-top: 60px;
    }

    .contact-section {
        margin-top: 70px;
    }

    .contact-box {
        background: white;
        padding: 30px;
        border-radius: 25px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
        margin-top: 25px;
    }

    .contact-box p {
        margin: 15px 0;
        font-size: 17px;
        color: #444;
    }

    .contact-box a {
        color: #2E7D32;
        text-decoration: none;
        font-weight: bold;
    }

    .quote {
        margin-top: 35px;
        text-align: center;
        font-size: 22px;
        color: #2E7D32;
        font-weight: bold;
        padding: 25px;
        background: #E8F5E9;
        border-radius: 20px;
    }

    @media(max-width:768px) {

        .about-header h1 {
            font-size: 36px;
        }

        .subtitle {
            font-size: 20px;
        }

        .core-values h2,
        .brands-section h2,
        .contact-section h2 {
            font-size: 30px;
        }

        .about-content,
        .value-card,
        .brand-card,
        .contact-box {
            padding: 22px;
        }

    }