/* NexGen Chatbot Styles - Versión Bidireccional */
.nexgen-chatbot {
    position: fixed;
    z-index: 9999;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.nexgen-chatbot.nexgen-bottom-right {
    bottom: 20px;
    right: 20px;
}

.nexgen-chatbot.nexgen-bottom-left {
    bottom: 20px;
    left: 20px;
}

/* Botón del chatbot */
.nexgen-chatbot-toggle {
    width: 60px;
    height: 60px;
    background: linear-gradient(51deg, var(--primary-color, #007cba) 0%, var(--secondary-color, #00ba7c) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    color: white;
    position: relative;
}

.nexgen-chatbot-toggle:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

.nexgen-chatbot-toggle svg {
    transition: all 0.3s ease;
}

.nexgen-chatbot-toggle .close-icon {
    font-size: 24px;
    font-weight: bold;
}

/* Badge de notificación */
.nexgen-notification-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: #ff4444;
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: bold;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

/* Ventana del chatbot */
.nexgen-chatbot-window {
    position: absolute;
    bottom: 70px;
    right: 0;
    width: 350px;
    height: 500px;
    background: var(--background-color, #ffffff);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: slideUp 0.3s ease-out;
}

.nexgen-bottom-left .nexgen-chatbot-window {
    right: auto;
    left: 0;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Header del chatbot */
.nexgen-chatbot-header {
    background: linear-gradient(51deg, var(--primary-color, #007cba) 0%, var(--secondary-color, #00ba7c) 100%);
    color: white;
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nexgen-chatbot-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
}

/* Indicador de estado */
.nexgen-status-indicator {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
}

.nexgen-status-dot {
    width: 8px;
    height: 8px;
    background: #4CAF50;
    border-radius: 50%;
    animation: blink 2s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0.3; }
}

.nexgen-chatbot-close {
    background: none;
    border: none;
    color: white;
    font-size: 20px;
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.nexgen-chatbot-close:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* Área de mensajes */
.nexgen-chatbot-messages {
    flex: 1;
    padding: 16px;
    overflow-y: auto;
    background: #f8f9fa;
}

.nexgen-chatbot-messages::-webkit-scrollbar {
    width: 6px;
}

.nexgen-chatbot-messages::-webkit-scrollbar-track {
    background: #f1f1f1;
}

.nexgen-chatbot-messages::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 3px;
}

.nexgen-chatbot-messages::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* Mensajes */
.nexgen-message {
    margin-bottom: 16px;
    display: flex;
    flex-direction: column;
    animation: fadeInUp 0.3s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.nexgen-message-content {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: 18px;
    word-wrap: break-word;
    line-height: 1.4;
}

.nexgen-user-message {
    align-self: flex-end;
}

.nexgen-user-message .nexgen-message-content {
    background: linear-gradient(51deg, var(--primary-color, #007cba) 0%, var(--secondary-color, #00ba7c) 100%);
    color: white;
    border-bottom-right-radius: 6px;
}

.nexgen-bot-message .nexgen-message-content {
    background: white;
    color: #333;
    border: 1px solid #e1e5e9;
    border-bottom-left-radius: 6px;
    align-self: flex-start;
}

.nexgen-message-time {
    font-size: 11px;
    color: #666;
    margin-top: 4px;
    align-self: flex-end;
}

.nexgen-bot-message .nexgen-message-time {
    align-self: flex-start;
}

/* Área de input */
.nexgen-chatbot-input-area {
    padding: 16px;
    background: white;
    border-top: 1px solid #e1e5e9;
    display: flex;
    gap: 8px;
    align-items: center;
}

.nexgen-chatbot-input-area input {
    flex: 1;
    border: 1px solid #ddd;
    border-radius: 20px;
    padding: 10px 16px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s;
}

.nexgen-chatbot-input-area input:focus {
    border-color: var(--primary-color, #007cba);
}

.nexgen-chatbot-input-area button {
    width: 40px;
    height: 40px;
    background: linear-gradient(51deg, var(--primary-color, #007cba) 0%, var(--secondary-color, #00ba7c) 100%);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.nexgen-chatbot-input-area button:hover {
    background: linear-gradient(51deg, 
        color-mix(in srgb, var(--primary-color, #007cba) 85%, black), 
        color-mix(in srgb, var(--secondary-color, #00ba7c) 85%, black));
    transform: scale(1.05);
}

.nexgen-chatbot-input-area button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Indicador de escritura */
.nexgen-chatbot-typing {
    padding: 12px 16px;
    background: white;
    border-top: 1px solid #e1e5e9;
    display: flex;
    align-items: center;
    gap: 8px;
    color: #666;
    font-size: 13px;
}

.nexgen-typing-indicator {
    display: flex;
    gap: 3px;
}

.nexgen-typing-indicator span {
    width: 6px;
    height: 6px;
    background: #999;
    border-radius: 50%;
    animation: typing 1.4s infinite ease-in-out;
}

.nexgen-typing-indicator span:nth-child(1) {
    animation-delay: -0.32s;
}

.nexgen-typing-indicator span:nth-child(2) {
    animation-delay: -0.16s;
}

@keyframes typing {
    0%, 80%, 100% {
        transform: scale(0.8);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Responsive */
@media (max-width: 768px) {
    .nexgen-chatbot-window {
        width: calc(100vw - 40px);
        height: calc(100vh - 120px);
        max-width: 350px;
        max-height: 600px;
    }

    .nexgen-chatbot.nexgen-bottom-right {
        right: 10px;
        bottom: 10px;
    }

    .nexgen-chatbot.nexgen-bottom-left {
        left: 10px;
        bottom: 10px;
    }
}

@media (max-width: 480px) {
    .nexgen-chatbot-window {
        width: calc(100vw - 20px);
        height: calc(100vh - 100px);
        position: fixed;
        bottom: 80px;
        left: 10px;
        right: 10px;
    }

    .nexgen-bottom-left .nexgen-chatbot-window {
        left: 10px;
        right: 10px;
    }
}

/* Efectos adicionales */
.nexgen-message-content a {
    color: var(--primary-color, #007cba);
    text-decoration: none;
}

.nexgen-message-content a:hover {
    text-decoration: underline;
}

/* Mensajes del sistema */
.nexgen-system-message {
    text-align: center;
    margin: 10px 0;
}

.nexgen-system-message .nexgen-message-content {
    background: #e3f2fd;
    color: #1976d2;
    font-size: 12px;
    padding: 8px 12px;
    border-radius: 12px;
    align-self: center;
    max-width: 90%;
}