/* MM AI Chat Widget - Modern CSS */

* {
    box-sizing: border-box;
}

#mm-ai-chat-widget-container {
    position: fixed;
    z-index: 9999;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
}

/* Position Variants */
#mm-ai-chat-widget-container.mm-ai-chat-position-bottom-right {
    bottom: 20px;
    right: 20px;
}

#mm-ai-chat-widget-container.mm-ai-chat-position-bottom-left {
    bottom: 20px;
    left: 20px;
}

#mm-ai-chat-widget-container.mm-ai-chat-position-top-right {
    top: 20px;
    right: 20px;
}

#mm-ai-chat-widget-container.mm-ai-chat-position-top-left {
    top: 20px;
    left: 20px;
}

/* Toggle Button - Chat Bubble */
.mm-ai-chat-toggle-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    font-size: 28px;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    display: flex;
    align-items: center;
    justify-content: center;
}

.mm-ai-chat-toggle-btn:hover {
    transform: scale(1.15);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.6);
}

.mm-ai-chat-toggle-btn:active {
    transform: scale(0.90);
}

/* Widget Main Container */
.mm-ai-chat-widget {
    width: 420px;
    height: 600px;
    background: white;
    border-radius: 16px;
    box-shadow: 0 5px 50px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    position: absolute;
    bottom: 80px;
    right: 0;
    animation: slideUp 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    overflow: hidden;
}

#mm-ai-chat-widget-container.mm-ai-chat-position-bottom-left .mm-ai-chat-widget {
    left: 0;
    right: auto;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Header */
.mm-ai-chat-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.mm-ai-chat-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.mm-ai-chat-close {
    background: transparent;
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s;
    border-radius: 4px;
}

.mm-ai-chat-close:hover {
    transform: rotate(90deg);
    background: rgba(255, 255, 255, 0.2);
}

/* Messages Container */
#mm-ai-chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: #f8f9fa;
}

#mm-ai-chat-messages::-webkit-scrollbar {
    width: 6px;
}

#mm-ai-chat-messages::-webkit-scrollbar-track {
    background: transparent;
}

#mm-ai-chat-messages::-webkit-scrollbar-thumb {
    background: #d0d0d0;
    border-radius: 3px;
}

#mm-ai-chat-messages::-webkit-scrollbar-thumb:hover {
    background: #b0b0b0;
}

/* Messages */
.mm-ai-chat-message {
    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);
    }
}

.mm-ai-chat-message.msg-user {
    align-items: flex-end;
}

.mm-ai-chat-message.msg-ai,
.mm-ai-chat-message.msg-system {
    align-items: flex-start;
}

.mm-ai-chat-message.msg-agent {
    align-items: flex-start;
}

/* Message Content */
.mm-ai-chat-message-content {
    max-width: 85%;
    padding: 12px 16px;
    border-radius: 12px;
    word-wrap: break-word;
    line-height: 1.4;
    font-size: 14px;
}

.msg-user .mm-ai-chat-message-content {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-bottom-right-radius: 4px;
}

.msg-ai .mm-ai-chat-message-content,
.msg-system .mm-ai-chat-message-content {
    background: white;
    color: #333;
    border: 1px solid #e0e0e0;
    border-bottom-left-radius: 4px;
}

.msg-agent .mm-ai-chat-message-content {
    background: #e3f2fd;
    color: #1976d2;
    border-bottom-left-radius: 4px;
}

/* Timestamp */
.mm-ai-chat-message-time {
    font-size: 11px;
    color: #999;
    margin-top: 4px;
    padding: 0 4px;
}

/* KB Sources */
.mm-ai-chat-kb-sources {
    background: #f5f5f5;
    border-left: 3px solid #667eea;
    padding: 10px 12px;
    border-radius: 4px;
    font-size: 12px;
    margin: 8px 0;
}

.mm-ai-chat-kb-sources small {
    display: block;
    font-weight: 600;
    color: #667eea;
    margin-bottom: 6px;
}

.mm-ai-chat-kb-sources ul {
    margin: 0;
    padding-left: 20px;
    list-style: none;
}

.mm-ai-chat-kb-sources li {
    color: #555;
    margin: 4px 0;
    list-style: disc;
}

/* Typing Indicator */
.mm-ai-chat-typing {
    align-items: flex-start;
}

.mm-ai-chat-loading-dots {
    display: inline-flex;
    gap: 4px;
    align-items: center;
}

.mm-ai-chat-loading-dots span {
    width: 6px;
    height: 6px;
    background: #667eea;
    border-radius: 50%;
    animation: bounce 1.4s infinite ease-in-out;
}

.mm-ai-chat-loading-dots span:nth-child(1) {
    animation-delay: -0.32s;
}

.mm-ai-chat-loading-dots span:nth-child(2) {
    animation-delay: -0.16s;
}

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

/* Input Area */
.mm-ai-chat-input-area {
    display: flex;
    gap: 8px;
    padding: 12px;
    background: white;
    border-top: 1px solid #e0e0e0;
    flex-shrink: 0;
}

#mm-ai-chat-input {
    flex: 1;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 10px 12px;
    font-size: 14px;
    font-family: inherit;
    resize: none;
    transition: border-color 0.2s;
}

#mm-ai-chat-input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

#mm-ai-chat-send {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 8px;
    padding: 10px 16px;
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s;
    min-width: 70px;
}

#mm-ai-chat-send:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

#mm-ai-chat-send:active:not(:disabled) {
    transform: translateY(0);
}

#mm-ai-chat-send:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Modal */
.mm-ai-chat-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: fadeIn 0.2s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.mm-ai-chat-modal-content {
    background: white;
    border-radius: 12px;
    padding: 24px;
    max-width: 400px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    animation: slideInUp 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

.mm-ai-chat-modal-content h3 {
    margin: 0 0 8px 0;
    font-size: 18px;
    color: #333;
}

.mm-ai-chat-modal-content p {
    margin: 0 0 16px 0;
    color: #666;
    font-size: 14px;
}

.mm-ai-chat-modal-buttons {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mm-ai-chat-btn {
    padding: 12px 16px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-align: center;
    line-height: 1.3;
}

.mm-ai-chat-btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.mm-ai-chat-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.mm-ai-chat-btn-secondary {
    background: #f0f0f0;
    color: #333;
    border: 1px solid #ddd;
}

.mm-ai-chat-btn-secondary:hover {
    background: #e8e8e8;
}

/* Responsive Design */
@media (max-width: 480px) {
    .mm-ai-chat-widget {
        width: 100vw;
        height: 100vh;
        max-width: 100%;
        max-height: 100%;
        border-radius: 0;
        position: fixed;
        bottom: 0;
        right: 0;
        top: 0;
    }

    .mm-ai-chat-message-content {
        max-width: 90%;
    }

    .mm-ai-chat-modal-content {
        margin: 16px;
        max-width: calc(100% - 32px);
    }
}

    font-weight: 600;
}

.mm-ai-chat-close {
    background: none;
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mm-ai-chat-close:hover {
    opacity: 0.8;
}

/* Messages Container */
.mm-ai-chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    background: #f8f9fa;
}

.mm-ai-chat-message {
    margin-bottom: 12px;
    display: flex;
    animation: fadeIn 0.3s ease-in;
}

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

.mm-ai-chat-message.user {
    justify-content: flex-end;
}

.mm-ai-chat-message.agent {
    justify-content: flex-start;
}

.mm-ai-chat-message.ai {
    justify-content: flex-start;
}

.mm-ai-chat-message-content {
    max-width: 80%;
    padding: 10px 14px;
    border-radius: 10px;
    font-size: 14px;
    line-height: 1.4;
    word-wrap: break-word;
}

.mm-ai-chat-message.user .mm-ai-chat-message-content {
    background: #667eea;
    color: white;
    border-bottom-right-radius: 4px;
}

.mm-ai-chat-message.ai .mm-ai-chat-message-content,
.mm-ai-chat-message.agent .mm-ai-chat-message-content {
    background: white;
    color: #333;
    border: 1px solid #e0e0e0;
    border-bottom-left-radius: 4px;
}

.mm-ai-chat-message-time {
    font-size: 12px;
    color: #999;
    margin-top: 4px;
    padding: 0 4px;
}

/* Input Area */
.mm-ai-chat-input-area {
    border-top: 1px solid #e0e0e0;
    padding: 12px;
    background: white;
    border-radius: 0 0 12px 12px;
    display: flex;
    gap: 8px;
}

#mm-ai-chat-input {
    flex: 1;
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
    font-family: inherit;
    resize: none;
    outline: none;
}

#mm-ai-chat-input:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.1);
}

.mm-ai-chat-send-btn {
    background: #667eea;
    color: white;
    border: none;
    padding: 10px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    transition: background 0.3s ease;
}

.mm-ai-chat-send-btn:hover {
    background: #764ba2;
}

.mm-ai-chat-send-btn:disabled {
    background: #ccc;
    cursor: not-allowed;
}

/* Escalation Modal */
.mm-ai-chat-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.mm-ai-chat-modal-content {
    background: white;
    border-radius: 12px;
    padding: 30px;
    max-width: 400px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.mm-ai-chat-modal-content h3 {
    margin-top: 0;
    color: #333;
}

.mm-ai-chat-modal-buttons {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.mm-ai-chat-modal-btn {
    flex: 1;
    padding: 12px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.mm-ai-chat-modal-btn-primary {
    background: #667eea;
    color: white;
}

.mm-ai-chat-modal-btn-primary:hover {
    background: #764ba2;
}

.mm-ai-chat-modal-btn-secondary {
    background: #e0e0e0;
    color: #333;
}

.mm-ai-chat-modal-btn-secondary:hover {
    background: #d0d0d0;
}

/* Loading indicator */
.mm-ai-chat-loading {
    display: flex;
    gap: 4px;
    align-items: center;
}

.mm-ai-chat-loading span {
    width: 8px;
    height: 8px;
    background: #667eea;
    border-radius: 50%;
    animation: bounce 1.4s infinite;
}

.mm-ai-chat-loading span:nth-child(2) {
    animation-delay: 0.2s;
}

.mm-ai-chat-loading span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes bounce {
    0%, 80%, 100% {
        opacity: 0.3;
        transform: translateY(0);
    }
    40% {
        opacity: 1;
        transform: translateY(-10px);
    }
}

/* Responsive */
@media (max-width: 480px) {
    .mm-ai-chat-widget {
        width: 100vw;
        height: 100vh;
        max-width: 100%;
        max-height: 100%;
        border-radius: 0;
        bottom: 0;
        right: 0;
    }

    .mm-ai-chat-widget-container {
        bottom: 0 !important;
        right: 0 !important;
        left: 0 !important;
        top: 0 !important;
    }

    .mm-ai-chat-toggle-btn {
        display: none;
    }

    #mm-ai-chat-widget-container.show .mm-ai-chat-widget {
        display: flex;
    }
}