/* Styles pour le bouton de chat instantané */
.instant-chat-btn {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border: none;
    color: white;
    padding: 14px 28px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.instant-chat-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

.instant-chat-btn i {
    font-size: 18px;
}

/* Conteneur du chat */
#instant-chat-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
}

.chat-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.chat-window {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 450px;
    height: 80%;
    max-height: 700px;
    background: white;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translate(-50%, -40%);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}

.chat-window-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 16px 20px;
    border-radius: 16px 16px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-window-title {
    font-weight: 600;
    font-size: 16px;
}

.chat-close-btn {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.chat-close-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

.chat-iframe {
    flex: 1;
    border: none;
    border-radius: 0 0 16px 16px;
}

/* Loader */
#chat-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
}

.chat-loader-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-loader-content {
    background: white;
    padding: 40px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.chat-loader-content p {
    margin: 0;
    color: #6b7280;
    font-weight: 500;
}

/* Modal de contact */
#chat-contact-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9998;
}

.chat-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.chat-modal-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 500px;
    background: white;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: modalSlideUp 0.3s ease;
}

@keyframes modalSlideUp {
    from {
        opacity: 0;
        transform: translate(-50%, -40%);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}

.chat-modal-header {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: 20px 24px;
    border-radius: 16px 16px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-modal-header h3 {
    margin: 0;
    font-size: 20px;
    font-weight: 600;
}

.chat-modal-close {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.chat-modal-close:hover {
    background: rgba(255, 255, 255, 0.3);
}

.chat-modal-body {
    padding: 24px;
}

.chat-modal-body .form-label {
    font-weight: 500;
    color: #374151;
    margin-bottom: 8px;
}

.chat-modal-body .form-control {
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 15px;
    transition: border-color 0.2s;
}

.chat-modal-body .form-control:focus {
    border-color: #10b981;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.chat-modal-body .btn-success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border: none;
    padding: 14px;
    font-weight: 600;
    font-size: 16px;
    border-radius: 8px;
    transition: transform 0.2s;
}

.chat-modal-body .btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.3);
}

/* Responsive */
@media (max-width: 768px) {
    .chat-window {
        width: 100%;
        height: 100%;
        max-width: none;
        max-height: none;
        border-radius: 0;
    }

    .chat-window-header {
        border-radius: 0;
    }

    .chat-iframe {
        border-radius: 0;
    }

    .chat-modal-content {
        width: 100%;
        height: 100%;
        max-width: none;
        border-radius: 0;
    }

    .chat-modal-header {
        border-radius: 0;
    }
}