/* Chat Widget Styles - Componente reutilizable */

.chat-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.chat-button:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.chat-button svg {
    width: 24px;
    height: 24px;
    fill: white;
}

.chat-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    z-index: 2000;
    justify-content: center;
    align-items: center;
}

.chat-window {
    width: 500px;
    height: 500px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        transform: translateY(100px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.chat-header {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    padding: 20px;
    text-align: center;
    position: relative;
}

.chat-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: none;
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
}

.chat-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.chat-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    background: #f8f9fa;
}

.message {
    margin-bottom: 15px;
    display: flex;
    flex-direction: column;
}

.message.user {
    align-items: flex-end;
}

.message.bot {
    align-items: flex-start;
}

.message-bubble {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: 18px;
    word-wrap: break-word;
}

.message.user .message-bubble {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
}

.message.bot .message-bubble {
    background: white;
    color: #333;
    border: 1px solid #e0e0e0;
}

.message-time {
    font-size: 0.75em;
    color: #999;
    margin-top: 5px;
}

.chat-input-container {
    padding: 20px;
    background: white;
    border-top: 1px solid #e0e0e0;
}

.audio-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
    padding: 8px 12px;
    background: #f8f9fa;
    border-radius: 20px;
    border: 1px solid #e0e0e0;
}

.audio-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: #555;
}

.toggle-switch {
    position: relative;
    width: 44px;
    height: 24px;
    background: #ccc;
    border-radius: 12px;
    cursor: pointer;
    transition: background 0.3s ease;
}

.toggle-switch.active {
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.toggle-slider {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    transition: transform 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.toggle-switch.active .toggle-slider {
    transform: translateX(20px);
}

.audio-player-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.audio-btn {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: all 0.2s ease;
    opacity: 0.6;
}

.audio-btn:hover {
    transform: scale(1.1);
    opacity: 1;
}

.audio-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    transform: none;
}

.audio-btn.active {
    opacity: 1;
    box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.3);
}

.audio-status {
    font-size: 11px;
    color: #888;
    margin-left: 4px;
}

.input-row {
    display: flex;
    gap: 10px;
}

.chat-input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid #ddd;
    border-radius: 25px;
    outline: none;
    font-size: 14px;
}

.chat-input:focus {
    border-color: #667eea;
}

.send-button {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s ease;
}

.send-button:hover {
    transform: scale(1.1);
}

.send-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.send-button svg {
    width: 20px;
    height: 20px;
    fill: white;
}

.typing-indicator {
    display: none;
    padding: 10px 16px;
    background: white;
    border-radius: 18px;
    border: 1px solid #e0e0e0;
    max-width: 80px;
}

.typing-dots {
    display: flex;
    gap: 4px;
}

.typing-dot {
    width: 8px;
    height: 8px;
    background: #999;
    border-radius: 50%;
    animation: typing 1.5s infinite;
}

.typing-dot:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-dot:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
    }
    30% {
        transform: translateY(-10px);
    }
}

@media (max-width: 768px) {
    .chat-window {
        width: 95%;
        max-width: 500px;
        height: 70%;
        max-height: 500px;
    }
}