/* Nova AI Chat Container */
.nova-ai-chat-container {
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    background: #0a0a0a;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    position: relative;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Header */
.nova-ai-header {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #ec4899 100%);
    color: white;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    backdrop-filter: blur(10px);
}

.nova-ai-header h3 {
    margin: 0;
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

/* Mode Selector */
.nova-ai-mode-selector {
    display: flex;
    gap: 8px;
    background: rgba(0, 0, 0, 0.2);
    padding: 4px;
    border-radius: 12px;
}

.mode-btn {
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.8);
    padding: 8px 16px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 14px;
    font-weight: 500;
}

.mode-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.mode-btn.active {
    background: rgba(255, 255, 255, 0.25);
    color: white;
    font-weight: 600;
}

/* Messages Area */
.nova-ai-messages {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
    background: #0f0f0f;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(120, 119, 198, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(255, 119, 198, 0.1) 0%, transparent 50%);
}

/* Message Styles */
.nova-message {
    margin-bottom: 20px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    animation: messageSlide 0.3s ease-out;
}

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

/* User Messages */
.nova-user-message {
    flex-direction: row-reverse;
}

.nova-user-message .message-content {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: white;
    border-radius: 20px 20px 4px 20px;
    padding: 12px 18px;
    max-width: 70%;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.nova-user-message .message-avatar {
    width: 36px;
    height: 36px;
    background: #1f2937;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

/* AI Messages */
.nova-ai-message .message-avatar {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, #ec4899, #8b5cf6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.nova-ai-message .message-content {
    background: #1a1a1a;
    color: #e5e5e5;
    border-radius: 20px 20px 20px 4px;
    padding: 12px 18px;
    max-width: 70%;
    border: 1px solid #2a2a2a;
}

/* Message Text and Time */
.message-text {
    line-height: 1.5;
    word-wrap: break-word;
}

.message-time {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 4px;
}

.nova-ai-message .message-time {
    color: #666;
}

/* System Messages */
.nova-system-message {
    justify-content: center;
    margin: 16px 0;
}

.nova-system-message .message-content {
    background: rgba(255, 255, 255, 0.05);
    color: #888;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 13px;
}

/* Error Messages */
.nova-error-message {
    justify-content: center;
}

.nova-error-message .message-content {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    padding: 12px 20px;
    border-radius: 12px;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

/* Code Blocks */
.nova-message pre {
    background: #0a0a0a;
    color: #e5e5e5;
    padding: 16px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 12px 0;
    border: 1px solid #2a2a2a;
}

.nova-message code {
    background: rgba(139, 92, 246, 0.1);
    color: #a78bfa;
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'JetBrains Mono', 'Consolas', monospace;
    font-size: 0.9em;
}

.nova-message pre code {
    background: transparent;
    color: inherit;
    padding: 0;
}

/* Input Area */
.nova-ai-input-area {
    background: #1a1a1a;
    border-top: 1px solid #2a2a2a;
    padding: 16px;
}

.input-mode {
    display: flex;
    gap: 12px;
    align-items: flex-end;
}

.nova-ai-input {
    flex: 1;
    background: #0f0f0f;
    border: 1px solid #2a2a2a;
    color: #e5e5e5;
    padding: 12px 18px;
    border-radius: 24px;
    font-size: 15px;
    resize: none;
    min-height: 44px;
    max-height: 120px;
    transition: all 0.2s ease;
    font-family: inherit;
    line-height: 1.5;
}

.nova-ai-input:focus {
    outline: none;
    border-color: #6366f1;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.nova-ai-send {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: white;
    border: none;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.nova-ai-send:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.4);
}

.nova-ai-send:active {
    transform: scale(0.95);
}

/* Vision Mode */
#mode-vision {
    flex-wrap: wrap;
}

.file-upload-wrapper {
    width: 100%;
    margin-bottom: 12px;
}

.file-input {
    display: none;
}

.file-label {
    display: inline-block;
    padding: 10px 20px;
    background: #1f2937;
    color: #e5e5e5;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 14px;
    border: 1px solid #2a2a2a;
}

.file-label:hover {
    background: #2a2a3e;
    border-color: #6366f1;
}

/* Generated Images */
.nova-generated-image {
    text-align: center;
    margin: 12px 0;
}

.nova-generated-image img {
    max-width: 100%;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    margin: 12px 0;
}

.image-actions {
    margin-top: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
}

.download-btn {
    display: inline-block;
    padding: 10px 20px;
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

.seed-info {
    font-size: 13px;
    color: #666;
}

/* Vision Preview */
.nova-vision-preview {
    text-align: center;
    margin: 8px 0;
}

.nova-vision-preview img {
    max-width: 200px;
    max-height: 200px;
    border-radius: 12px;
    margin-bottom: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.nova-vision-preview p {
    margin: 0;
    font-style: italic;
    color: #888;
    font-size: 14px;
}

/* Typing Indicator */
.nova-ai-typing {
    position: absolute;
    bottom: 80px;
    left: 24px;
    display: flex;
    align-items: center;
    gap: 4px;
    background: #1a1a1a;
    padding: 12px 18px;
    border-radius: 20px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    border: 1px solid #2a2a2a;
}

.nova-ai-typing span {
    width: 8px;
    height: 8px;
    background: #8b5cf6;
    border-radius: 50%;
    animation: typing 1.4s infinite;
}

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

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

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.7;
    }
    30% {
        transform: translateY(-10px);
        opacity: 1;
    }
}

/* Scrollbar Styling */
.nova-ai-messages::-webkit-scrollbar {
    width: 8px;
}

.nova-ai-messages::-webkit-scrollbar-track {
    background: #1a1a1a;
}

.nova-ai-messages::-webkit-scrollbar-thumb {
    background: #2a2a2a;
    border-radius: 4px;
}

.nova-ai-messages::-webkit-scrollbar-thumb:hover {
    background: #3a3a3a;
}

/* Links */
.nova-message a {
    color: #8b5cf6;
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s ease;
}

.nova-message a:hover {
    border-bottom-color: #8b5cf6;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .nova-ai-header {
        padding: 16px;
    }
    
    .nova-ai-header h3 {
        font-size: 18px;
    }
    
    .nova-ai-mode-selector {
        flex-wrap: wrap;
    }
    
    .mode-btn {
        font-size: 12px;
        padding: 6px 12px;
    }
    
    .nova-user-message .message-content,
    .nova-ai-message .message-content {
        max-width: 85%;
    }
    
    .nova-ai-messages {
        padding: 16px;
    }
    
    .message-avatar {
        width: 32px !important;
        height: 32px !important;
        font-size: 16px !important;
    }
}