.whatsapp-banner {
    width: 100%;
    padding: 2rem 1.5rem;
    background: linear-gradient(135deg, #090a0a, #191a1b, #161616);
    color: #fff;
    font-family: "Inter", sans-serif;
    display: flex;
    justify-content: center;
    box-sizing: border-box;
}

.banner-content {
    width: 100%;
    max-width: 500px;
    text-align: center;
}

.banner-content h2 {
    font-size: 1.6rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.banner-content p {
    font-size: 1rem;
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.whatsapp-input-group {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.whatsapp-input-group input {
    flex: 1;
    padding: 0.8rem;
    border-radius: 12px;
    border: none;
    font-size: 1rem;
    outline: none;
}

.whatsapp-input-group button {
    padding: 0.8rem 1rem;
    border: none;
    border-radius: 12px;
    background: #078234;
    color: #fff;
    font-size: 0.9rem;
    cursor: pointer;
    transition: 0.3s;
}

.whatsapp-input-group button:hover {
    background: #1eb255;
}

.whatsapp-btn {
    display: inline-block;
    margin-top: 0.7rem;
    padding: 1rem 1.5rem;
    background: #078234;
    color: white;
    text-decoration: none;
    border-radius: 16px;
    font-size: 1.1rem;
    font-weight: 600;
    transition: 0.3s;
}

.whatsapp-btn:hover {
    background: #1eb255;
}

/* ------- RESPONSIVE ------- */
@media (min-width: 600px) {
    .banner-content h2 {
        font-size: 2rem;
    }

    .banner-content p {
        font-size: 1.1rem;
    }
}