:root {
    --primary: #667eea;
    --secondary: #764ba2;
}

.navbar {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.navbar-brand,
.nav-link {
    color: white !important;
    font-weight: 600;
}

.card {
    border-radius: 15px;
    overflow: hidden;
    transition: transform 0.3s;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.card:hover {
    transform: translateY(-5px);
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border: none;
    border-radius: 25px;
}

.btn-primary:hover {
    transform: scale(1.02);
}

.footer {
    background: #2c3e50;
    color: white;
    padding: 40px 0;
    margin-top: 50px;
}

.footer a {
    color: white;
    text-decoration: none;
}

.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: #25d366;
    color: white;
    width: 55px;
    height: 55px;
    border-radius: 50%;
    text-align: center;
    font-size: 35px;
    line-height: 55px;
    z-index: 100;
    transition: all 0.3s;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background: #128C7E;
    color: white;
}

.hero-section {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 60px 0;
    margin-bottom: 40px;
}

@media (max-width:768px) {
    .card-img-top {
        height: 150px;
    }
    .navbar-brand {
        font-size: 1.2rem;
    }
}