styles.css

/**
 * AmitabhC - Enhanced Stylesheet
 * Version: 2.0.3 - Complete security, accessibility, and performance overhaul
 * 
 * Features:
 * - Enhanced security with CSP-compliant styles
 * - Full WCAG 2.1 AA accessibility compliance
 * - Mobile-first responsive design
 * - High contrast and reduced motion support
 * - Performance optimizations
 * - Cross-browser compatibility
 */

/* ===== RESET AND BASE STYLES ===== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    /* Color Palette */
    --color-primary: #ff9933;
    --color-primary-dark: #e67e00;
    --color-primary-light: #ffaa55;
    --color-secondary: #2c3e50;
    --color-secondary-dark: #1a252f;
    --color-accent: #138808;
    
    /* UI Colors */
    --color-bg-primary: #0d1117;
    --color-bg-secondary: #161b22;
    --color-bg-tertiary: #21262d;
    --color-surface: #30363d;
    --color-border: #30363d;
    --color-text-primary: #e6edf3;
    --color-text-secondary: #7d8590;
    --color-text-muted: #8b949e;
    
    /* Status Colors */
    --color-success: #56d364;
    --color-warning: #d29922;
    --color-error: #f85149;
    --color-info: #58a6ff;
    
    /* Typography */
    --font-family-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-family-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', 'Monaco', 'Cascadia Code', 'Roboto Mono', 'Courier New', monospace;
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 50px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.3);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Z-index layers */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1040;
    --z-popover: 1050;
    --z-tooltip: 1060;
    --z-toast: 1070;
}

/* High contrast mode variables */
@media (prefers-contrast: high) {
    :root {
        --color-bg-primary: #000000;
        --color-bg-secondary: #111111;
        --color-text-primary: #ffffff;
        --color-border: #ffffff;
        --color-primary: #ffaa00;
    }
}

/* Dark mode adjustments */
@media (prefers-color-scheme: light) {
    :root {
        --color-bg-primary: #ffffff;
        --color-bg-secondary: #f6f8fa;
        --color-bg-tertiary: #ffffff;
        --color-text-primary: #24292f;
        --color-text-secondary: #656d76;
        --color-border: #d1d9e0;
    }
}

body {
    font-family: var(--font-family-primary);
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* ===== ACCESSIBILITY UTILITIES ===== */
.sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: #000;
    color: #fff;
    padding: var(--spacing-sm) var(--spacing-md);
    text-decoration: none;
    border-radius: var(--radius-sm);
    z-index: var(--z-toast);
    transition: top var(--transition-normal);
    font-weight: 600;
}

.skip-link:focus {
    top: 6px;
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

/* Focus indicators for keyboard navigation */
.using-keyboard *:focus {
    outline: 3px solid var(--color-primary) !important;
    outline-offset: 2px !important;
    border-radius: var(--radius-sm);
}

/* ===== HERO SECTION ===== */
.hero {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--color-primary) 0%, #ffffff 50%, var(--color-accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    animation: bgShift 10s ease-in-out infinite;
}

@keyframes bgShift {
    0%, 100% { background-size: 100% 100%; }
    50% { background-size: 120% 120%; }
}

.hero-content {
    text-align: center;
    z-index: 1;
    padding: var(--spacing-2xl);
    background: rgba(255, 255, 255, 0.95);
    border-radius: var(--spacing-xl);
    box-shadow: var(--shadow-xl);
    max-width: 800px;
    margin: var(--spacing-lg);
    backdrop-filter: blur(10px);
}

.logo {
    font-size: 5em;
    margin-bottom: var(--spacing-lg);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.hero h1 {
    color: var(--color-secondary);
    font-size: 3.5em;
    margin-bottom: var(--spacing-lg);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
    animation: glow 3s ease-in-out infinite;
}

@keyframes glow {
    0%, 100% { text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1); }
    50% { text-shadow: 2px 2px 20px rgba(255, 153, 51, 0.6); }
}

.tagline {
    font-size: 1.5em;
    color: #666;
    margin-bottom: var(--spacing-sm);
    font-style: italic;
}

.dialogue {
    font-size: 1.3em;
    color: var(--color-primary);
    margin-bottom: var(--spacing-2xl);
    font-weight: bold;
    padding: var(--spacing-lg);
    background: rgba(255, 153, 51, 0.1);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-primary);
}

/* ===== CTA BUTTONS ===== */
.cta-buttons {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-2xl);
}

.cta-button {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: 1.3em;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    box-shadow: 0 5px 15px rgba(255, 153, 51, 0.4);
    font-weight: bold;
    min-height: 60px;
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover,
.cta-button:focus {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 153, 51, 0.6);
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

.cta-button:active {
    transform: translateY(-1px);
}

.cta-button.secondary {
    background: linear-gradient(135deg, var(--color-secondary), var(--color-secondary-dark));
}

.cta-button.secondary:hover {
    box-shadow: 0 8px 25px rgba(44, 62, 80, 0.6);
}

.cta-button.pro {
    background: linear-gradient(135deg, #8B5CF6, #6366F1);
    position: relative;
}

.cta-button.pro::after {
    content: '✨';
    position: absolute;
    top: -5px;
    right: -5px;
    font-size: 1.5em;
    animation: sparkle 2s infinite;
}

@keyframes sparkle {
    0%, 100% { opacity: 1; transform: scale(1) rotate(0deg); }
    50% { opacity: 0.5; transform: scale(1.2) rotate(180deg); }
}

/* ===== APP LAYOUT (PRO IDE) ===== */
.app {
    display: grid;
    grid-template-rows: 64px 1fr 32px;
    height: 100vh;
    background: var(--color-bg-primary);
    overflow: hidden;
}

/* ===== HEADER ===== */
.header {
    background: linear-gradient(135deg, #1f2937 0%, #374151 100%);
    padding: 0 var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    border-bottom: 3px solid var(--color-primary);
    box-shadow: var(--shadow-md);
    z-index: var(--z-sticky);
}

.header .logo {
    font-size: 1.8em;
    font-weight: 900;
    color: var(--color-primary);
    text-shadow: 0 2px 4px rgba(255, 153, 51, 0.3);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    animation: none; /* Override bounce animation for header */
}

.header .logo::before {
    content: '🎬';
    font-size: 1.2em;
    animation: rotate 4s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ===== CONTROLS ===== */
.controls {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    border: none;
    padding: 12px var(--spacing-lg);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: all var(--transition-normal);
    box-shadow: 0 4px 12px rgba(255, 153, 51, 0.3);
    min-height: 44px;
}

.btn-primary:hover,
.btn-primary:focus {
    background: linear-gradient(135deg, var(--color-primary-dark), #cc6600);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(255, 153, 51, 0.4);
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background: #374151;
    color: #e5e7eb;
    border: 1px solid #4b5563;
    padding: 8px var(--spacing-md);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 13px;
    transition: all var(--transition-fast);
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

.btn-secondary:hover,
.btn-secondary:focus {
    background: #4b5563;
    border-color: #6b7280;
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ===== CONTENT LAYOUT ===== */
.content {
    display: grid;
    grid-template-columns: 280px 1fr;
    overflow: hidden;
    background: var(--color-bg-primary);
}

/* ===== SIDEBAR ===== */
.sidebar {
    background: var(--color-bg-secondary);
    border-right: 1px solid var(--color-border);
    display: grid;
    grid-template-rows: auto 1fr auto;
    overflow: hidden;
}

.sidebar-header {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
    background: #1c2128;
}

.sidebar-title {
    color: var(--color-primary);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 14px;
}

/* ===== FILE EXPLORER ===== */
.file-explorer {
    padding: var(--spacing-sm);
    overflow-y: auto;
}

.file-item {
    padding: 10px 12px;
    cursor: pointer;
    border-radius: var(--radius-sm);
    margin-bottom: 2px;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 13px;
    transition: all var(--transition-fast);
    color: var(--color-text-primary);
    min-height: 44px;
    border: 2px solid transparent;
    background: transparent;
    width: 100%;
    text-align: left;
}

.file-item:hover {
    background: var(--color-bg-tertiary);
    color: var(--color-primary);
}

.file-item:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--color-bg-tertiary);
    color: var(--color-primary);
}

.file-item.active {
    background: rgba(255, 153, 51, 0.15);
    color: var(--color-primary);
    border-left: 3px solid var(--color-primary);
    font-weight: 600;
}

/* ===== AI PANEL ===== */
.ai-panel {
    padding: var(--spacing-md);
    border-top: 1px solid var(--color-border);
    background: #1c2128;
}

.ai-assistant {
    background: linear-gradient(135deg, #8b5cf6, #6366f1);
    color: white;
    padding: 12px;
    border-radius: var(--radius-md);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
    width: 100%;
}

.ai-assistant:hover,
.ai-assistant:focus {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
    border-color: #8b5cf6;
    outline: none;
}

/* ===== WORKSPACE ===== */
.workspace {
    display: grid;
    grid-template-rows: 48px minmax(300px, 1fr) minmax(200px, 400px);
    overflow: hidden;
    background: var(--color-bg-primary);
}

/* ===== TABS ===== */
.tabs {
    background: var(--color-bg-secondary);
    display: flex;
    border-bottom: 1px solid var(--color-border);
    padding: 0 12px;
    align-items: flex-end;
}

.tab {
    padding: 12px var(--spacing-lg);
    background: var(--color-bg-tertiary);
    color: var(--color-text-secondary);
    cursor: pointer;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    margin-right: 4px;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: all var(--transition-fast);
    position: relative;
    top: 1px;
    min-height: 44px;
    border: 2px solid transparent;
}

.tab:focus {
    outline: none;
    border-color: var(--color-primary);
}

.tab.active {
    background: var(--color-bg-primary);
    color: var(--color-primary);
    border-bottom: 2px solid var(--color-primary);
}

.tab-close {
    margin-left: var(--spacing-sm);
    padding: 2px 4px;
    border-radius: 3px;
    opacity: 0.6;
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
    min-height: 24px;
    min-width: 24px;
}

.tab-close:hover,
.tab-close:focus {
    background: rgba(255, 255, 255, 0.1);
    opacity: 1;
    outline: 1px solid var(--color-primary);
}

/* ===== EDITOR SECTION ===== */
.editor-section {
    position: relative;
    overflow: hidden;
    background: var(--color-bg-primary);
    min-height: 400px;
}

/* CodeMirror Customizations */
.CodeMirror {
    height: 100% !important;
    min-height: 400px !important;
    font-size: 16px;
    font-family: var(--font-family-mono);
    line-height: 1.6;
    background: var(--color-bg-primary) !important;
    color: var(--color-text-primary) !important;
}

.CodeMirror-focused .CodeMirror-cursor {
    border-color: var(--color-primary) !important;
}

.CodeMirror-selected {
    background: rgba(255, 153, 51, 0.2) !important;
}

.CodeMirror-gutters {
    background: var(--color-bg-secondary) !important;
    border-right: 1px solid var(--color-border) !important;
}

.CodeMirror-linenumber {
    color: var(--color-text-secondary) !important;
}

.CodeMirror-activeline-background {
    background: rgba(255, 153, 51, 0.1) !important;
}

/* ===== OUTPUT SECTION ===== */
.output-section {
    background: var(--color-bg-primary);
    border-top: 2px solid var(--color-primary);
    display: grid;
    grid-template-rows: 48px 1fr;
    overflow: hidden;
}

.output-header {
    background: var(--color-bg-secondary);
    padding: 0 var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--color-border);
}

.output-title {
    font-weight: 600;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 14px;
}

.output-subtitle {
    font-size: 11px;
    opacity: 0.8;
    margin-left: var(--spacing-sm);
    color: var(--color-text-secondary);
}

.output-controls {
    display: flex;
    gap: var(--spacing-sm);
}

.output-body {
    padding: var(--spacing-md);
    overflow-y: auto;
    font-family: var(--font-family-mono);
    font-size: 14px;
    line-height: 1.5;
    background: var(--color-bg-primary);
}

/* ===== OUTPUT LINES ===== */
.output-line {
    margin-bottom: var(--spacing-sm);
    padding: var(--spacing-sm) 12px;
    border-radius: var(--radius-sm);
    border-left: 3px solid transparent;
    animation: fadeIn 0.3s ease;
    word-wrap: break-word;
    position: relative;
}

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

.output-timestamp {
    color: var(--color-text-muted);
    font-size: 11px;
    margin-right: var(--spacing-sm);
}

.output-line.info {
    color: var(--color-info);
    background: rgba(88, 166, 255, 0.1);
    border-left-color: var(--color-info);
}

.output-line.print {
    color: var(--color-text-primary);
    background: rgba(255, 153, 51, 0.1);
    border-left-color: var(--color-primary);
}

.output-line.success {
    color: var(--color-success);
    background: rgba(86, 211, 100, 0.1);
    border-left-color: var(--color-success);
}

.output-line.error {
    color: var(--color-error);
    background: rgba(248, 81, 73, 0.1);
    border-left-color: var(--color-error);
}

.output-line.warning {
    color: var(--color-warning);
    background: rgba(210, 153, 34, 0.1);
    border-left-color: var(--color-warning);
}

.output-line.kbc {
    color: var(--color-primary);
    background: linear-gradient(90deg, rgba(255, 153, 51, 0.1), rgba(255, 153, 51, 0.05));
    border-left-color: var(--color-primary);
    border-radius: var(--radius-md);
    font-weight: 500;
}

/* ===== STATUS BAR ===== */
.status {
    background: var(--color-bg-secondary);
    padding: 0 var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
    font-size: 12px;
    color: var(--color-text-secondary);
}

.status-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.status-item.ready {
    color: var(--color-success);
}

.status-item.error {
    color: var(--color-error);
}

.status-item.running {
    color: var(--color-warning);
}

/* ===== DIALOGS ===== */
.ai-chat, .settings-dialog {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 500px;
    height: 600px;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    box-shadow: var(--shadow-xl);
    display: none;
    grid-template-rows: 60px 1fr auto;
    z-index: var(--z-modal);
}

.ai-chat.active, .settings-dialog.active {
    display: grid;
}

.ai-chat-header, .settings-header {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: linear-gradient(135deg, #8b5cf6, #6366f1);
    border-radius: 12px 12px 0 0;
    color: white;
}

.ai-chat-title, .settings-title {
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.ai-status {
    font-size: 11px;
    opacity: 0.9;
    margin-left: var(--spacing-sm);
}

.ai-chat-close, .settings-close {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 18px;
    min-height: 32px;
    min-width: 32px;
}

.ai-chat-close:hover,
.ai-chat-close:focus,
.settings-close:hover,
.settings-close:focus {
    background: rgba(255, 255, 255, 0.2);
    outline: 2px solid white;
}

.ai-messages {
    padding: var(--spacing-md);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.ai-message {
    padding: 12px var(--spacing-md);
    border-radius: var(--radius-md);
    max-width: 80%;
    word-wrap: break-word;
}

.ai-message.user {
    align-self: flex-end;
    background: var(--color-primary);
    color: white;
}

.ai-message.ai {
    align-self: flex-start;
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
}

.ai-suggestions {
    padding: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.suggestion-chips {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.suggestion-chip {
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
    padding: var(--spacing-xs) 12px;
    border-radius: var(--radius-full);
    font-size: 12px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.suggestion-chip:hover,
.suggestion-chip:focus {
    background: var(--color-primary);
    color: white;
    outline: 2px solid var(--color-primary);
}

.ai-input-area {
    padding: var(--spacing-md);
    border-top: 1px solid var(--color-border);
    display: flex;
    gap: var(--spacing-sm);
}

.ai-input {
    flex: 1;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    padding: 12px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    min-height: 44px;
}

.ai-input:focus {
    outline: 2px solid var(--color-primary);
    border-color: var(--color-primary);
}

.ai-send {
    background: var(--color-primary);
    color: white;
    border: none;
    padding: 12px var(--spacing-md);
    border-radius: var(--radius-sm);
    cursor: pointer;
    min-height: 44px;
    min-width: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

.ai-send:hover,
.ai-send:focus {
    background: var(--color-primary-dark);
    outline: 2px solid var(--color-primary);
}

/* ===== LOADING AND ANIMATIONS ===== */
.loading {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid var(--color-border);
    border-top: 2px solid var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ===== TOOLTIPS ===== */
.tooltip {
    position: relative;
    cursor: help;
}

.tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.9);
    color: white;
    padding: var(--spacing-sm) 12px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
    z-index: var(--z-tooltip);
}

.tooltip:hover::after,
.tooltip:focus::after {
    opacity: 1;
}

/* ===== SCROLLBARS ===== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #484f58;
}

/* Firefox scrollbar styling */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--color-border) var(--color-bg-secondary);
}

/* ===== BASIC EDITOR STYLES ===== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.main-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
}

.section {
    background: #f8f9fa;
    border-radius: 10px;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.section:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.section-title {
    font-size: 1.5em;
    margin-bottom: 15px;
    color: var(--color-secondary);
    border-bottom: 3px solid var(--color-primary);
    padding-bottom: 5px;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Basic editor textarea */
#codeEditor {
    width: 100%;
    height: 350px;
    font-family: var(--font-family-mono);
    font-size: 14px;
    border: 2px solid #ddd;
    border-radius: var(--radius-md);
    padding: 15px;
    resize: vertical;
    background: #fafafa;
    line-height: 1.6;
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
    tab-size: 4;
}

#codeEditor:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(255, 153, 51, 0.3);
}

#output {
    width: 100%;
    height: 350px;
    background: #1e1e1e;
    color: #0ff;
    font-family: var(--font-family-mono);
    font-size: 14px;
    border-radius: var(--radius-md);
    padding: 15px;
    overflow-y: auto;
    white-space: pre-wrap;
    line-height: 1.6;
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.5);
    border: 2px solid #333;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
    .content {
        grid-template-columns: 240px 1fr;
    }
    
    .header {
        padding: 0 var(--spacing-md);
        gap: var(--spacing-md);
    }
    
    .header .logo {
        font-size: 1.5em;
    }
    
    .controls {
        gap: 12px;
    }
}

@media (max-width: 768px) {
    .app {
        grid-template-rows: auto 1fr auto;
    }
    
    .header {
        padding: 12px;
        flex-wrap: wrap;
        gap: 12px;
    }
    
    .header .logo {
        font-size: 1.4em;
        order: 1;
        flex: 1;
    }
    
    .controls {
        order: 2;
        flex-wrap: wrap;
        gap: var(--spacing-sm);
        width: 100%;
    }
    
    .btn-primary, .btn-secondary {
        flex: 1;
        min-width: 120px;
        padding: 10px var(--spacing-md);
        font-size: 13px;
    }
    
    .content {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        z-index: var(--z-modal);
        background: var(--color-bg-secondary);
    }
    
    .sidebar.mobile-open {
        display: grid;
    }
    
    .workspace {
        grid-template-rows: 48px minmax(200px, 1fr) minmax(150px, 300px);
    }
    
    .CodeMirror {
        min-height: 200px !important;
        font-size: 14px;
    }
    
    .ai-chat, .settings-dialog {
        width: 95vw;
        height: 85vh;
        max-width: none;
    }
    
    .output-section {
        min-height: 150px;
    }
    
    .status {
        padding: 0 12px;
        font-size: 11px;
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }
    
    .status-item {
        font-size: 11px;
    }
    
    /* Hero responsive */
    .hero h1 {
        font-size: 2.5em;
    }
    
    .hero .logo {
        font-size: 4em;
    }
    
    .hero-content {
        padding: var(--spacing-xl);
        margin: 10px;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-button {
        width: 100%;
        max-width: 300px;
        padding: var(--spacing-md) var(--spacing-xl);
        font-size: 1.1em;
    }
    
    /* Basic editor mobile */
    .main-content {
        grid-template-columns: 1fr;
    }
    
    #codeEditor, #output {
        height: 250px;
        font-size: 13px;
    }
}

/* Mobile-specific utilities */
.mobile-toggle {
    display: none;
}

@media (max-width: 768px) {
    .mobile-toggle {
        display: block;
        background: none;
        border: 1px solid #4b5563;
        color: #e5e7eb;
        padding: var(--spacing-sm);
        border-radius: var(--radius-sm);
        cursor: pointer;
        min-height: 44px;
        min-width: 44px;
    }
}

/* ===== ACCESSIBILITY ENHANCEMENTS ===== */
@media (hover: none) {
    .file-item:hover, .tab:hover, .cta-button:hover, button:hover {
        transform: none !important;
    }
    
    .file-item, .tab, .btn-primary, .btn-secondary, .cta-button {
        min-height: 44px !important;
        min-width: 44px !important;
    }
}

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

@media (prefers-contrast: high) {
    .btn-primary, .btn-secondary, .cta-button {
        border: 2px solid #fff;
    }
    
    .file-item {
        border: 1px solid #666;
    }
    
    .file-item:hover, .file-item:focus {
        border-color: #fff;
        background: #333;
    }
    
    .file-item.active {
        border-color: var(--color-primary);
        background: #444;
    }
    
    .section {
        border: 2px solid #333;
    }
    
    #codeEditor {
        border: 2px solid #000;
        background: #fff;
        color: #000;
    }
    
    #output {
        border: 2px solid #000;
        background: #000;
        color: #0f0;
    }
}

/* ===== PRINT STYLES ===== */
@media print {
    .header, .sidebar, .status, .controls, .ai-chat, .settings-dialog {
        display: none;
    }
    
    .content {
        grid-template-columns: 1fr;
    }
    
    .workspace {
        grid-template-rows: 1fr;
    }
    
    .output-section {
        display: none;
    }
    
    .CodeMirror {
        border: 1px solid #000;
    }
}

/* ===== SPECIAL FEATURES ===== */
.features {
    background: var(--color-bg-primary);
    padding: 80px var(--spacing-lg);
    color: var(--color-text-primary);
}

.features-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.features h2 {
    font-size: 2.5em;
    margin-bottom: var(--spacing-lg);
    color: var(--color-primary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
    margin-top: 50px;
}

.feature-card {
    background: var(--color-bg-secondary);
    padding: var(--spacing-xl);
    border-radius: 15px;
    border: 1px solid var(--color-border);
    transition: all var(--transition-normal);
}

.feature-card:hover,
.feature-card:focus-within {
    transform: translateY(-5px);
    border-color: var(--color-primary);
    box-shadow: 0 10px 30px rgba(255, 153, 51, 0.2);
}

.feature-icon {
    font-size: 3em;
    margin-bottom: var(--spacing-lg);
}

.feature-card h3 {
    color: var(--color-primary);
    margin-bottom: 15px;
    font-size: 1.4em;
}

.feature-card p {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.feature-details {
    list-style: none;
    margin-top: var(--spacing-md);
}

.feature-details li {
    padding: var(--spacing-xs) 0;
    color: var(--color-text-muted);
    font-size: 0.9em;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--color-secondary);
    color: white;
    text-align: center;
    padding: var(--spacing-lg);
    font-size: 14px;
}

.footer a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-normal);
}

.footer a:hover,
.footer a:focus {
    text-decoration: underline;
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
    color: var(--color-primary-light);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
    text-align: left;
}

.footer-section h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section li {
    margin-bottom: var(--spacing-sm);
}

.footer-bottom {
    border-top: 1px solid var(--color-border);
    padding-top: var(--spacing-xl);
    color: var(--color-text-secondary);
}

.footer-meta {
    margin-top: var(--spacing-sm);
    font-size: 12px;
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

/* ===== STATUS INDICATORS ===== */
.status-indicator {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 10px 15px;
    border-radius: var(--radius-full);
    font-size: 12px;
    z-index: var(--z-toast);
    backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
}

.status-indicator.running {
    background: rgba(255, 153, 51, 0.9);
    color: #333;
}

.status-indicator.error {
    background: rgba(220, 53, 69, 0.9);
}

.status-indicator.success {
    background: rgba(40, 167, 69, 0.9);
}

/* ===== UTILITY CLASSES ===== */
.fade-in {
    opacity: 0;
    animation: fadeIn 0.6s ease forwards;
}

.fade-in.visible {
    opacity: 1;
}

.hidden {
    display: none !important;
}

.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

/* ===== DARK MODE OVERRIDES ===== */
.dark-mode {
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
}

.dark-mode .container {
    background: var(--color-bg-secondary);
    color: var(--color-text-primary);
}

.dark-mode .section {
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
}

.dark-mode #codeEditor {
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    border-color: var(--color-border);
}

/* ===== PERFORMANCE OPTIMIZATIONS ===== */
.will-change-transform {
    will-change: transform;
}

.will-change-opacity {
    will-change: opacity;
}

/* ===== EXPERIMENTAL FEATURES ===== */
@supports (backdrop-filter: blur(10px)) {
    .hero-content,
    .container {
        backdrop-filter: blur(10px);
    }
}

@supports (display: grid) {
    .legacy-fallback {
        display: none;
    }
}

/* ===== COMPONENT SPECIFIC STYLES ===== */
.dialogue-showcase {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
    color: white;
    padding: 25px;
    border-radius: 10px;
    margin: var(--spacing-lg) 0;
    text-align: center;
}

.dialogue-showcase h3 {
    font-size: 1.8em;
    margin-bottom: var(--spacing-lg);
    color: var(--color-primary);
}

.dialogue-list {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
    margin-top: var(--spacing-lg);
}

.dialogue-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 12px var(--spacing-lg);
    border-radius: var(--radius-full);
    font-style: italic;
    border: 2px solid rgba(255, 153, 51, 0.3);
    transition: all var(--transition-normal);
    cursor: default;
    backdrop-filter: blur(5px);
}

.dialogue-item:hover,
.dialogue-item:focus {
    background: rgba(255, 153, 51, 0.2);
    transform: scale(1.05);
    border-color: rgba(255, 153, 51, 0.6);
}