body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: #333;
}

.hero {
    background: linear-gradient(45deg, #1a3c6d, #2a5b9e);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('images/hero-bg.jpg') center/cover no-repeat;
    opacity: 0.1;
}

.navbar {
    background: #fff;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    color: #1a3c6d !important;
    font-weight: 600;
}

.nav-link {
    color: #333 !important;
    transition: color 0.3s;
}

.nav-link:hover {
    color: #1a3c6d !important;
}

.card {
    border-radius: 10px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.card-img-top {
    height: 200px;
    object-fit: cover;
}

.btn-primary {
    background-color: #1a3c6d;
    border-color: #1a3c6d;
    border-radius: 5px;
    padding: 10px 20px;
    font-weight: 500;
    transition: background-color 0.3s ease;
}

.btn-primary:hover {
    background-color: #15325a;
    border-color: #15325a;
}

#appointmentForm {
    border-radius: 10px;
}

#formMessage {
    font-weight: 500;
}

footer {
    background: #222;
}

/* Accessibility Enhancements */
:focus {
    outline: 2px solid #1a3c6d;
    outline-offset: 2px;
}

@media (max-width: 768px) {
    .hero {
        padding: 60px 0;
    }

    .hero h1 {
        font-size: 2rem;
    }
}