:root {
    --bs-primary: #0f172a;
    --bs-primary-rgb: 15, 23, 42;
    --bs-warning: #f59e0b;
    --bs-warning-rgb: 245, 158, 11;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8fafc;
    color: #334155;
}

/* Botão Flutuante do WhatsApp */
.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 30px;
    right: 30px;
    background-color: #25d366;
    color: #FFF;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all 0.3s ease;
}

.whatsapp-float:hover {
    background-color: #20ba5a;
    color: #FFF;
    transform: scale(1.1);
}

/* Customização do Carousel / Slider */
.carousel-item {
    height: 550px;
    background-color: #0f172a;
    background-size: cover;
    background-position: center;
}

.carousel-caption {
    background: rgba(15, 23, 42, 0.75);
    padding: 3rem;
    border-radius: 12px;
    backdrop-filter: blur(5px);
}

@media (max-width: 768px) {
    .carousel-item {
        height: 400px;
    }
    .carousel-caption {
        padding: 1.5rem;
    }
}