/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    bottom: 90px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 9998;
    transition: all 0.3s ease;
    text-decoration: none;
    animation: whatsapp-pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
    color: white;
}

@keyframes whatsapp-pulse {
    0%, 100% {
        box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 25px rgba(37, 211, 102, 0.7);
    }
}

/* Modal Enhancements */
.modal-content {
    background: var(--surface-color);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.modal-header {
    background: linear-gradient(135deg, var(--accent-color), color-mix(in srgb, var(--accent-color), #000 20%));
    color: white;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.modal-body {
    background: var(--surface-color);
}

/* Form Message Styles */
.loading {
    color: var(--accent-color);
    font-weight: 500;
    padding: 10px;
    text-align: center;
}

.error-message {
    color: #ff4444;
    background: rgba(255, 68, 68, 0.1);
    border: 1px solid rgba(255, 68, 68, 0.3);
    padding: 12px;
    border-radius: 6px;
    margin-bottom: 10px;
}

.sent-message {
    color: #4CAF50;
    background: rgba(76, 175, 80, 0.1);
    border: 1px solid rgba(76, 175, 80, 0.3);
    padding: 12px;
    border-radius: 6px;
    margin-bottom: 10px;
}

/* Button Loading State */
button[type="submit"]:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 80px;
        right: 15px;
        width: 55px;
        height: 55px;
        font-size: 28px;
    }
}