body{
    background:#f4f7fc;
    font-family:'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Navbar */

.navbar{
    padding:15px 0;
}

.navbar-brand{
    font-size:1.3rem;
    font-weight:700;
}

/* Cards */

.card{
    border:none;
    border-radius:20px;
    overflow:hidden;
}

.card-header{
    border-bottom:none;
    padding:20px;
}

.card-body{
    background:white;
}

/* Contact List */

.contact-card{
    display:flex;
    align-items:center;
    gap:15px;
    padding:15px;
    background:#fff;
    border-radius:15px;
    cursor:pointer;
    transition:all 0.3s ease;
    border:1px solid #e9ecef;
}

.contact-card:hover{
    transform:translateY(-3px);
    box-shadow:0 10px 25px rgba(0,0,0,0.08);
    border-color:#0d6efd;
}

.contact-avatar{
    width:65px;
    height:65px;
    border-radius:50%;
    object-fit:cover;
    border:3px solid #0d6efd;
}

/* Profile Image */

.profile-avatar{
    width:180px;
    height:180px;
    border-radius:50%;
    object-fit:cover;
    border:5px solid #0d6efd;
    box-shadow:0 8px 25px rgba(0,0,0,0.15);
}

/* Form Styling */

.form-control{
    border-radius:12px;
    padding:12px;
}

.form-control:focus{
    box-shadow:none;
    border-color:#0d6efd;
}

/* Buttons */

.btn{
    border-radius:12px;
    font-weight:600;
    padding:10px 16px;
}

.btn-primary{
    box-shadow:0 4px 12px rgba(13,110,253,0.25);
}

.btn-success{
    box-shadow:0 4px 12px rgba(25,135,84,0.25);
}

.btn-danger{
    box-shadow:0 4px 12px rgba(220,53,69,0.25);
}

/* Headings */

h2,h3,h5{
    font-weight:700;
}

/* Responsive */

@media(max-width:768px){

    .profile-avatar{
        width:140px;
        height:140px;
    }

    .contact-avatar{
        width:55px;
        height:55px;
    }

}

footer{
    font-size:0.95rem;
    letter-spacing:0.5px;
}

footer strong{
    color:#0d6efd;
}