:root {
    --brand-blue: #0d6efd;
    --brand-green: #198754;
    --text-main: #1f2937;
    --bg-soft: #f7fafc;
}

body {
    color: var(--text-main);
    background-color: #fff;
}

.hero-section {
    background: linear-gradient(135deg, #f8fbff, #eef9f3);
}

.hero-card {
    border-left: 5px solid var(--brand-green);
}

.product-img {
    object-fit: cover;
    height: 220px;
}

.footer {
    background-color: #0f172a !important;
}

.whatsapp-float {
    position: fixed;
    right: 16px;
    bottom: 18px;
    background: #25d366;
    color: #fff;
    text-decoration: none;
    padding: 10px 14px;
    border-radius: 999px;
    z-index: 1040;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.18);
}

.whatsapp-float:hover {
    color: #fff;
    opacity: 0.9;
}

.card {
    border-radius: 14px;
}

@media (max-width: 768px) {
    .navbar .nav-link {
        padding: 0.7rem 0;
    }
    .product-img {
        height: 200px;
    }
}