/* UgoAI Styles - AI Chat Interface for Ugo */

/* AI Chat Container */
.ugo-ai-container {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--space-lg) var(--space-md);
    min-height: 100vh;
}

/* Chat Interface */
.chat-interface {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-medium);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 70vh;
    min-height: 500px;
}

/* Chat Header */
.chat-header {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    padding: var(--space-md);
    text-align: center;
    position: relative;
}

.chat-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="30" r="1.5" fill="rgba(255,255,255,0.1)"/><circle cx="40" cy="70" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="70" cy="80" r="2.5" fill="rgba(255,255,255,0.1)"/></svg>');
    pointer-events: none;
}

.chat-title {
    font-family: var(--font-display, 'Playfair Display', serif);
    font-size: 1.5rem;
    margin: 0;
    position: relative;
    z-index: 1;
}

.chat-subtitle {
    font-size: 0.9rem;
    opacity: 0.9;
    margin-top: var(--space-xs);
    position: relative;
    z-index: 1;
}

/* Chat Messages Area */
.chat-messages {
    flex: 1;
    padding: var(--space-md);
    overflow-y: auto;
    scroll-behavior: smooth;
}

.message {
    margin-bottom: var(--space-md);
    display: flex;
    align-items: flex-start;
    animation: messageSlideIn 0.3s ease-out;
}

.message.user {
    flex-direction: row-reverse;
}

.message-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
    margin: 0 var(--space-sm);
}

.message.user .message-avatar {
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-secondary));
    color: white;
}

.message.ai .message-avatar {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
}

.message-content {
    background: rgba(255, 255, 255, 0.8);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--border-radius);
    max-width: 70%;
    word-wrap: break-word;
    position: relative;
}

.message.user .message-content {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
}

.message.ai .message-content {
    background: rgba(255, 255, 255, 0.9);
    color: var(--text-primary);
}

.message-content::before {
    content: '';
    position: absolute;
    top: 12px;
    width: 0;
    height: 0;
    border: 6px solid transparent;
}

.message.user .message-content::before {
    right: -12px;
    border-left-color: var(--primary-color);
}

.message.ai .message-content::before {
    left: -12px;
    border-right-color: rgba(255, 255, 255, 0.9);
}

.message-time {
    font-size: 0.75rem;
    opacity: 0.7;
    margin-top: var(--space-xs);
}

/* Typing Indicator */
.typing-indicator {
    display: flex;
    align-items: center;
    padding: var(--space-sm);
    color: var(--text-secondary);
    font-style: italic;
}

.typing-dots {
    display: flex;
    margin-left: var(--space-sm);
}

.typing-dots span {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--primary-color);
    margin: 0 1px;
    animation: typingDots 1.4s infinite ease-in-out;
}

.typing-dots span:nth-child(1) { animation-delay: -0.32s; }
.typing-dots span:nth-child(2) { animation-delay: -0.16s; }

/* Chat Input */
.chat-input-container {
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.95);
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.chat-input-form {
    display: flex;
    gap: var(--space-sm);
    align-items: flex-end;
}

.chat-input {
    flex: 1;
    border: 2px solid rgba(185, 122, 86, 0.2);
    border-radius: var(--border-radius);
    padding: var(--space-sm) var(--space-md);
    resize: none;
    font-family: inherit;
    font-size: 1rem;
    line-height: 1.4;
    max-height: 120px;
    min-height: 44px;
    transition: var(--transition);
    background: white;
}

.chat-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(185, 122, 86, 0.1);
}

.chat-send-button {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border: none;
    border-radius: var(--border-radius);
    padding: var(--space-sm) var(--space-md);
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    min-height: 44px;
}

.chat-send-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.chat-send-button:active {
    transform: translateY(0);
}

.chat-send-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Suggestions */
.chat-suggestions {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    flex-wrap: wrap;
}

.suggestion-chip {
    background: rgba(185, 122, 86, 0.1);
    border: 1px solid rgba(185, 122, 86, 0.3);
    border-radius: var(--border-radius);
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    color: var(--primary-color);
}

.suggestion-chip:hover {
    background: rgba(185, 122, 86, 0.2);
    transform: translateY(-2px);
}

/* AI Features Panel */
.ai-features {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    padding: var(--space-lg);
    margin-top: var(--space-xl);
    box-shadow: var(--shadow-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-md);
}

.feature-card {
    background: rgba(255, 255, 255, 0.6);
    padding: var(--space-md);
    border-radius: var(--border-radius);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-medium);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-sm);
    display: block;
}

.feature-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.feature-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Status Indicators */
.ai-status {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #4ade80;
    animation: pulse 2s infinite;
}

.status-dot.offline {
    background: #ef4444;
    animation: none;
}

.status-dot.processing {
    background: #f59e0b;
    animation: blink 1s infinite;
}

/* Quick Actions */
.quick-actions {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    padding: var(--space-sm);
    background: rgba(255, 255, 255, 0.5);
    border-radius: var(--border-radius);
}

.quick-action {
    background: rgba(185, 122, 86, 0.1);
    border: 1px solid rgba(185, 122, 86, 0.2);
    border-radius: var(--border-radius-sm);
    padding: var(--space-xs);
    cursor: pointer;
    transition: var(--transition);
    color: var(--primary-color);
    font-size: 0.8rem;
    text-align: center;
    min-width: 60px;
}

.quick-action:hover {
    background: rgba(185, 122, 86, 0.2);
    transform: scale(1.05);
}

/* Responsive Design */
@media (max-width: 768px) {
    .ugo-ai-container {
        padding: var(--space-md) var(--space-sm);
    }
    
    .chat-interface {
        height: 80vh;
    }
    
    .message-content {
        max-width: 85%;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .chat-suggestions {
        flex-direction: column;
    }
    
    .quick-actions {
        flex-wrap: wrap;
    }
}

@media (max-width: 480px) {
    .chat-input-form {
        flex-direction: column;
    }
    
    .chat-send-button {
        width: 100%;
        justify-content: center;
    }
    
    .message-content {
        max-width: 90%;
    }
}

/* Animations */
@keyframes messageSlideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

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

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    .chat-interface {
        background: var(--bg-secondary);
    }
    
    .chat-messages {
        background: rgba(45, 28, 15, 0.05);
    }
    
    .message.ai .message-content {
        background: rgba(45, 28, 15, 0.8);
        color: white;
    }
    
    .chat-input-container {
        background: rgba(45, 28, 15, 0.9);
    }
    
    .chat-input {
        background: rgba(45, 28, 15, 0.8);
        color: white;
        border-color: rgba(185, 122, 86, 0.3);
    }
    
    .feature-card {
        background: rgba(45, 28, 15, 0.6);
        color: white;
    }
}

/* Accessibility */
.chat-messages:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.message-content[tabindex] {
    cursor: pointer;
}

.message-content[tabindex]:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Loading States */
.chat-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
    color: var(--text-secondary);
}

.loading-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(185, 122, 86, 0.3);
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: var(--space-sm);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Error States */
.chat-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #dc2626;
    padding: var(--space-sm);
    border-radius: var(--border-radius);
    margin: var(--space-sm) 0;
    text-align: center;
}

.retry-button {
    background: #dc2626;
    color: white;
    border: none;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    font-size: 0.85rem;
    margin-top: var(--space-xs);
}

.retry-button:hover {
    background: #b91c1c;
}