/**
 * Live AI Dialog Enhanced CSS
 * Modern, responsive design with glassmorphism effects and animations
 */

/* Import modern font */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* CSS Variables */
:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --success-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --warning-gradient: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.8);
    --text-muted: rgba(255, 255, 255, 0.6);
    
    --border-radius-sm: 0.5rem;
    --border-radius-md: 0.75rem;
    --border-radius-lg: 1rem;
    --border-radius-xl: 1.5rem;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Base styles */
* {
    font-family: 'Inter', sans-serif;
    box-sizing: border-box;
}

body {
    background: var(--primary-gradient);
    min-height: 100vh;
    margin: 0;
    padding: 0;
    color: var(--text-primary);
    line-height: 1.6;
}

/* Glassmorphism utilities */
.glass-effect {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
}

.glass-effect-dark {
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Header styles */
.header-container {
    text-align: center;
    padding: 2rem 1rem;
    margin-bottom: 2rem;
}

.header-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: linear-gradient(45deg, #fff, #f0f0f0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-subtitle {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: 1.5rem;
}

.language-selector {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.language-btn {
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition-normal);
    font-weight: 500;
}

.language-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.language-btn.active {
    background: rgba(255, 255, 255, 0.3);
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.2);
}

/* Main chat interface */
.chat-container {
    max-width: 4rem;
    margin: 0 auto;
    padding: 0 1rem;
}

.chat-messages {
    height: 24rem;
    overflow-y: auto;
    padding: 1rem;
    background: var(--glass-bg);
    border-radius: var(--border-radius-lg);
    margin-bottom: 1rem;
    scroll-behavior: smooth;
}

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

.chat-messages::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

.chat-messages::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 3px;
}

.chat-messages::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.5);
}

/* Message bubbles */
.message-bubble {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1rem;
    animation: slideInUp 0.3s ease-out;
}

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

.message-content {
    max-width: 70%;
    flex: 1;
}

.message-text {
    background: var(--glass-bg);
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius-lg);
    margin-bottom: 0.25rem;
    word-wrap: break-word;
}

.message-user .message-text {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.message-time {
    font-size: 0.75rem;
    opacity: 0.6;
    text-align: right;
}

.message-user .message-time {
    text-align: left;
}

.message-avatar {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background: var(--glass-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.system-message {
    background: rgba(255, 193, 7, 0.2);
    border: 1px solid rgba(255, 193, 7, 0.3);
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius-md);
    text-align: center;
    font-size: 0.875rem;
    margin: 1rem 0;
}

/* AI Response Area */
.ai-response-container {
    background: var(--glass-bg);
    border-radius: var(--border-radius-lg);
    padding: 1rem;
    margin-bottom: 1rem;
    min-height: 6rem;
}

.ai-response-content {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.ai-context-info {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.intent-badge {
    background: rgba(99, 102, 241, 0.3);
    color: #fff;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.confidence-score {
    background: rgba(16, 185, 129, 0.3);
    color: #fff;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 600;
}

.ai-main-message {
    text-align: center;
}

.ai-greeting {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

.ai-question {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

/* AI Enhanced Response */
.ai-enhanced-response {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(139, 92, 246, 0.2));
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: var(--border-radius-md);
    padding: 1rem;
    margin-top: 1rem;
}

.ai-enhanced-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    font-weight: 600;
    color: #a5b4fc;
}

.ai-enhanced-content {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.ai-enhanced-meta {
    font-size: 0.75rem;
    opacity: 0.6;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 0.5rem;
}

/* Completion styles */
.ai-completion-content {
    text-align: center;
}

.completion-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: #4ade80;
    font-size: 1.25rem;
    font-weight: 600;
}

.completion-message {
    font-size: 1.125rem;
    margin-bottom: 1rem;
}

/* AI Options Grid */
.ai-options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 0.75rem;
    margin-top: 1rem;
}

.ai-option-btn {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-weight: 500;
}

.ai-option-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.1);
}

.ai-option-btn:active {
    transform: translateY(0);
}

/* Suggestions */
.ai-suggestions {
    margin-top: 1.5rem;
}

.ai-suggestions h4 {
    margin-bottom: 1rem;
    text-align: center;
    opacity: 0.9;
}

.suggestions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 0.75rem;
}

.suggestion-btn {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.3), rgba(139, 92, 246, 0.3));
    border: 1px solid rgba(99, 102, 241, 0.4);
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
}

.suggestion-btn:hover {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.4), rgba(139, 92, 246, 0.4));
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

/* Input Area */
.input-container {
    background: var(--glass-bg);
    border-radius: var(--border-radius-lg);
    padding: 1rem;
}

.input-wrapper {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.user-input {
    flex: 1;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius-md);
    font-size: 1rem;
    transition: var(--transition-normal);
}

.user-input::placeholder {
    color: var(--text-muted);
}

.user-input:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 0.15);
}

.voice-button {
    background: #ef4444;
    border: none;
    color: white;
    padding: 0.75rem;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 3rem;
    height: 3rem;
}

.voice-button:hover {
    background: #dc2626;
    transform: scale(1.05);
}

.voice-button.recording {
    background: #dc2626;
    animation: pulse 2s infinite;
}

.send-button {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: var(--transition-normal);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.send-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

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

/* Voice Recording Indicator */
.voice-indicator {
    margin-top: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: #ef4444;
    font-size: 0.875rem;
}

.voice-wave {
    height: 2rem;
    display: flex;
    align-items: center;
    gap: 2px;
}

.voice-bar {
    width: 3px;
    background: #ef4444;
    border-radius: 2px;
    animation: wave 1s ease-in-out infinite;
}

.voice-bar:nth-child(2) { animation-delay: 0.1s; }
.voice-bar:nth-child(3) { animation-delay: 0.2s; }
.voice-bar:nth-child(4) { animation-delay: 0.3s; }
.voice-bar:nth-child(5) { animation-delay: 0.4s; }

/* Action Buttons */
.action-buttons {
    display: flex;
    gap: 0.75rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.action-button {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
}

.action-button:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-1px);
}

/* Status Bar */
.status-bar {
    text-align: center;
    margin-top: 1.5rem;
}

.status-container {
    background: var(--glass-bg);
    border-radius: var(--border-radius-md);
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Typing Indicator */
.typing-indicator {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 1rem;
}

.typing-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #6366f1;
    animation: typing 1.4s infinite;
}

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

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

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

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

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.5;
    }
    30% {
        transform: translateY(-10px);
        opacity: 1;
    }
}

@keyframes wave {
    0%, 100% {
        height: 10px;
    }
    50% {
        height: 30px;
    }
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(239, 68, 68, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-title {
        font-size: 2rem;
    }
    
    .chat-messages {
        height: 20rem;
    }
    
    .message-content {
        max-width: 85%;
    }
    
    .ai-options-grid {
        grid-template-columns: 1fr;
    }
    
    .suggestions-grid {
        grid-template-columns: 1fr;
    }
    
    .input-wrapper {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .user-input {
        width: 100%;
    }
    
    .voice-button,
    .send-button {
        width: 100%;
        justify-content: center;
    }
    
    .action-buttons {
        flex-direction: column;
    }
    
    .action-button {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 1rem 0.5rem;
    }
    
    .chat-container {
        padding: 0 0.5rem;
    }
    
    .language-selector {
        gap: 0.5rem;
    }
    
    .language-btn {
        padding: 0.375rem 0.75rem;
        font-size: 0.875rem;
    }
    
    .message-text {
        font-size: 0.875rem;
    }
    
    .ai-question {
        font-size: 1.125rem;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for keyboard navigation */
button:focus-visible,
input:focus-visible {
    outline: 2px solid rgba(255, 255, 255, 0.8);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --glass-bg: rgba(0, 0, 0, 0.8);
        --glass-border: rgba(255, 255, 255, 0.8);
        --text-primary: #ffffff;
        --text-secondary: #ffffff;
        --text-muted: #cccccc;
    }
}

/* Dark mode support (if needed) */
@media (prefers-color-scheme: dark) {
    :root {
        --glass-bg: rgba(0, 0, 0, 0.3);
        --glass-border: rgba(255, 255, 255, 0.1);
    }
}