.div-page-col-header{
    padding-left: 0px;
    padding-right: 0px;
    position: relative;
}
.div-page-header-cover{
    position: absolute;
    top:  0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #0A2463;
    opacity: 0.8;
    z-index: 1;
}
.div-page-header{
    background-image: url('../images/about-header.jpg');
    height: 67vh;
    min-height: 25rem;
    background-position: center;
    background-size: cover;
    position: relative;
    display: flex;
    align-items: center;
    /*margin-top: 4.5rem;*/
}
.div-page-header-content{
    width: 100%;
    max-width: 75rem;
    margin: 0 auto;
    padding: 0 1.25rem;
    position: relative;
    z-index: 1;
    color: white;
    margin-top: 4rem;
}
.div-page-header-content-title{
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: bold;
    margin-bottom: 24px;
    color: white;
}
.div-page-header-content-title span{
    color: rgba(242, 153, 74, 1);
}
.div-page-header-content-desc{
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 32px;
    max-width: 600px;
}
.btn-header{
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 0.25rem;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-family: 'Inter', "sans-serif";
    font-size: 1rem;
    position: relative;
    overflow: hidden;
    text-decoration: none;
}
.btn-header-accent{
    background-color: #F2994A;
    color: white;
}
.btn-header-accent:hover {
    background-color: #e08a3c;
    transform: translateY(-0.125rem) scale(1.03); /* -2px */
    box-shadow: 0 0.5rem 1rem rgba(242, 153, 74, 0.2); /* 8px 16px */
}
.btn-header::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: all 0.5s ease;
}
.btn-header:hover::after {
    left: 100%;
}

.div-about-row-introduction{
    padding: 5rem 0;
    position: relative;
    background-color: #F0F7FF;
    background-color: black;
    background-image: linear-gradient(180deg, #F0F7FF 0%, white 100%);
    opacity: 1;
    transform: translateY(1.25rem);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
    margin-top: -1.25rem;
}
.div-row-contact{
    padding: 6.25rem 0;
    background-color: #fff;
}
.div-contact{
    width: 100%;
    max-width: 75rem;
    margin: 0 auto;
    padding: 0 1.25rem;
}
.div-contact-item{
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3.75rem;
    align-items: start;
}
.div-contact-item-left{
    background-color: #F7FAFC;
    padding: 2.5rem;
    border-radius: 0.75rem;
    height: 100%;
    border: 0.0625rem solid #E2E8F0;
    box-shadow: 0 0.25rem 0.5rem rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    overflow: hidden;
}
.div-contact-item-left h3{
    font-size: 1.5rem;
    margin-bottom: 1.875rem;
    color: #0A2463;
    font-family: 'Montserrat', 'sans-serif';
    font-weight: 600;
    line-height: 1.3;
}
.div-contact-item-left-top{
    margin-bottom: 2.5rem;
}
.contact-item{
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    margin-bottom: 1.5rem;
}
.contact-item-icon{
    width: 3rem;
    height: 3rem;
    background-color: rgba(10, 36, 99, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #0A2463;
    font-size: 1.25rem;
    flex-shrink: 0;
}
.contact-item-icon svg{
    color: rgba(242, 153, 74, 1);
}
.contact-item-text p{
    color: #6B7280;
    line-height: 1.7;
}
.contact-item-text a{
    color: #6B7280;
    text-decoration: none;
}

.div-contact-item-left-custom, .div-contact-item-left-suppliers{
    margin-bottom: 2.5rem;
}
.div-contact-item-left-custom ul li, .div-contact-item-left-suppliers ul li{
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 0.0625rem dashed #CBD5E0;
    color: #6B7280;
}
.div-contact-item-right{
    border: 0.0625rem solid #E2E8F0;
    transition: all 0.3s ease;
    overflow: hidden;
    padding: 2.5rem;
    background-color: #ffffff;
    border-radius: 0.75rem;
    box-shadow: 0 0.25rem 1.25rem rgba(0, 0, 0, 0.07);
}
.div-contact-item-right h3{
    font-size: 1.5rem;
    margin-bottom: 1.875rem;
    color: #0A2463;
    font-family: 'Montserrat', 'sans-serif';
    font-weight: 600;
    line-height: 1.3;
}
.form-intro{
    color: #6B7280;
    margin-bottom: 2rem;
    line-height: 1.7;
}
.form-group{
    margin-bottom: 1.5rem;
}
.form-label{
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #2D3748;
}
.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 0.0625rem solid #CBD5E0;
    border-radius: 0.25rem;
    font-family: 'Inter', 'sans-serif';
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 0.25rem;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
    background-color: #0A2463;
    color: #ffffff;
}
.form-note{
    font-size: 0.875rem;
    color: #6B7280;
    margin-top: 1rem;
    text-align: center;
}
.captcha-group{
    display: flex;
    margin-top: 0.5rem;
}
#captcha_1{
    width: 50%;
    margin-right: 0.875rem;
}