body{
    margin:0;
    padding:0;
    min-height:100vh;
    background:url('Assets/contact_us_bg.png') no-repeat center center fixed;
    background-size:cover;
    font-family: Helvetica, sans-serif;
}

/* Dark overlay */
.overlay{
    min-height:calc(100vh - 70px);
    width:100%;
    background:rgba(0,0,0,.55);
    display:flex;
    align-items:center;
    justify-content:center;
    padding:40px 15px;
}

/* Main contact card */
.contact-box{
    width:100%;
    max-width:650px;
    background:rgba(255,255,255,.95);
    backdrop-filter:blur(12px);
    padding:40px;
    border-radius:25px;
    box-shadow:0 10px 30px rgba(0,0,0,.25);
    color:#333;
    margin:10px;
}

/* Title */
.contact-box h2{
    font-weight:700;
    font-size:32px;
    text-align:center;
    margin-bottom:10px;
}

/* Small subtitle */
.contact-subtitle{
    text-align:justify;
    color:#6c757d;
    margin-bottom: 10px;
    font-size: 14px;
}

/* Contact info section */
.contact-info{
    display:flex;
    justify-content:space-between;
    gap:20px;
    margin-bottom:25px;
    flex-wrap:wrap;
}

.info-card{
    flex:1;
    min-width:200px;

    background:#f8f9fa;
    padding:15px;
    border-radius:12px;

    border:1px solid #e9ecef;
}

.info-card strong{
    display:block;
    margin-bottom:5px;
}

/* Form spacing */
.form-group{
    margin-bottom:18px;
}

.form-label{
    font-weight:600;
    margin-bottom:8px;
}

/* Bootstrap input enhancement */
.form-control{
    border-radius:12px;
    padding:10px 14px;
    min-height:45px;
    border:1px solid #dcdcdc;
}

.form-control:focus{
    box-shadow:0 0 0 .2rem rgba(13,110,253,.15);
    border-color:#072956;
}

/* Button */
.submit-btn{
    width:100%;
    padding:12px;

    border:none;
    border-radius:12px;

    background:#072956;
    color:white;

    font-size:16px;
    font-weight:600;

    transition:.3s;
}

.submit-btn:hover{
    transform:translateY(-2px);
    box-shadow:0 6px 15px rgba(13,110,253,.35);
}

/* Mobile responsiveness */
@media(max-width:768px){

.contact-box{
    padding:25px;
}

.contact-box h2{
    font-size:26px;
}

.contact-info{
    flex-direction:column;
}
}

@media(max-width:576px){

.contact-box{
    padding:20px;
}

.contact-box h2{
    font-size:22px;
}

.form-label{
    font-size:14px;
}

.submit-btn{
    padding:10px;
}
}