/**
 * Stylo - Futures Chart Pattern Encyclopedia
 * Main Stylesheet - Ember Theme
 */

/* ═══════════════════════════════════════════════════════════════
   CSS Variables / Theme
   ═══════════════════════════════════════════════════════════════ */

:root {
    /* Core Colors - Ember/Crimson Theme */
    --bg-primary: #0d0a0a;
    --bg-secondary: #141010;
    --bg-tertiary: #1a1414;
    --bg-elevated: #211919;
    --bg-hover: #2a1f1f;
    
    /* Accent Colors - Primary: Ember Orange, Secondary: Crimson */
    --accent-primary: #e8431f;
    --accent-secondary: #9d403e;
    --accent-tertiary: #ff6b4a;
    --accent-success: #4ade80;
    --accent-warning: #fbbf24;
    
    /* Text Colors */
    --text-primary: #f5ebe8;
    --text-secondary: #b8a6a3;
    --text-muted: #7a6562;
    --text-inverse: #0d0a0a;
    
    /* Borders */
    --border-color: #2d2222;
    --border-light: #3d2e2e;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #e8431f 0%, #9d403e 100%);
    --gradient-dark: linear-gradient(180deg, #141010 0%, #0d0a0a 100%);
    --gradient-card: linear-gradient(145deg, #211919 0%, #1a1414 100%);
    --gradient-glow: linear-gradient(135deg, rgba(232, 67, 31, 0.3) 0%, rgba(157, 64, 62, 0.3) 100%);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 30px rgba(232, 67, 31, 0.4);
    
    /* Typography */
    --font-display: 'DM Sans', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    /* Sizing */
    --sidebar-width: 340px;
    --header-height: 64px;
    --border-radius: 10px;
    --border-radius-lg: 16px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 400ms ease;
}

/* ═══════════════════════════════════════════════════════════════
   Reset & Base
   ═══════════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,100..1000;1,9..40,100..1000&family=JetBrains+Mono:wght@400;500;600&display=swap');

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-display);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow: hidden;
}

/* Ember glow background effect */
body::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at 30% 20%, rgba(232, 67, 31, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 70% 80%, rgba(157, 64, 62, 0.06) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--accent-tertiary);
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, select {
    font-family: inherit;
    border: none;
    outline: none;
}

/* ═══════════════════════════════════════════════════════════════
   App Layout
   ═══════════════════════════════════════════════════════════════ */

#app {
    display: flex;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
}

/* ═══════════════════════════════════════════════════════════════
   Sidebar
   ═══════════════════════════════════════════════════════════════ */

.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    transition: transform var(--transition-normal);
    z-index: 100;
}

.sidebar-header {
    padding: 28px 24px;
    border-bottom: 1px solid var(--border-color);
    background: var(--gradient-glow);
}

.logo {
    display: flex;
    align-items: center;
    gap: 14px;
}

.logo-icon {
    font-size: 36px;
    filter: drop-shadow(0 0 12px rgba(232, 67, 31, 0.6));
}

.logo-icon-img {
    width: 36px;
    height: 36px;
    filter: drop-shadow(0 0 12px rgba(232, 67, 31, 0.6));
}

.logo-text {
    font-size: 26px;
    font-weight: 700;
    letter-spacing: 5px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-transform: uppercase;
}

.logo-tagline {
    margin-top: 6px;
    font-size: 11px;
    color: var(--text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* Search */
.search-container {
    padding: 20px 24px;
    position: relative;
}

.search-input {
    width: 100%;
    padding: 14px 18px;
    padding-right: 44px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-size: 14px;
    transition: all var(--transition-fast);
}

.search-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(232, 67, 31, 0.15);
}

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

.search-icon {
    position: absolute;
    right: 38px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 18px;
    pointer-events: none;
}

/* Navigation Tabs */
.nav-tabs {
    display: flex;
    padding: 0 24px;
    gap: 8px;
    border-bottom: 1px solid var(--border-color);
}

.nav-tab {
    flex: 1;
    padding: 16px 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    background: transparent;
    border-bottom: 3px solid transparent;
    transition: all var(--transition-fast);
}

.nav-tab:hover {
    color: var(--text-primary);
}

.nav-tab.active {
    color: var(--accent-primary);
    border-bottom-color: var(--accent-primary);
}

/* Categories */
.categories-container {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
}

.category-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.category-chip {
    padding: 10px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 8px;
}

.category-chip:hover {
    border-color: var(--accent-primary);
    color: var(--text-primary);
    background: var(--bg-hover);
}

.category-chip.active {
    background: var(--gradient-primary);
    border-color: var(--accent-primary);
    color: white;
}

.category-icon {
    font-size: 16px;
}

.category-count {
    background: rgba(0, 0, 0, 0.25);
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 10px;
    font-weight: 600;
}

/* Pattern List */
.pattern-list {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
}

.pattern-list::-webkit-scrollbar {
    width: 6px;
}

.pattern-list::-webkit-scrollbar-track {
    background: transparent;
}

.pattern-list::-webkit-scrollbar-thumb {
    background: var(--border-light);
    border-radius: 3px;
}

.pattern-list::-webkit-scrollbar-thumb:hover {
    background: var(--accent-secondary);
}

.pattern-group-header {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 12px 8px 8px;
    margin-top: 8px;
}

.pattern-group-header:first-child {
    margin-top: 0;
}

.pattern-item {
    padding: 16px 18px;
    background: var(--bg-tertiary);
    border: 1px solid transparent;
    border-radius: var(--border-radius);
    margin-bottom: 8px;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 14px;
}

.pattern-item:hover {
    background: var(--bg-hover);
    border-color: var(--border-light);
    transform: translateX(6px);
}

.pattern-item.active {
    background: var(--bg-elevated);
    border-color: var(--accent-primary);
    box-shadow: 0 0 20px rgba(232, 67, 31, 0.15);
}

.pattern-item-icon {
    font-size: 24px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border-radius: 10px;
    flex-shrink: 0;
}

.pattern-item-content {
    flex: 1;
    min-width: 0;
}

.pattern-item-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.pattern-item-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    color: var(--text-muted);
}

.pattern-item-meta .dot {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--text-muted);
}

.loading-spinner {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-muted);
    font-size: 14px;
}

/* ═══════════════════════════════════════════════════════════════
   Main Content
   ═══════════════════════════════════════════════════════════════ */

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--bg-primary);
}

/* Header */
.content-header {
    height: var(--header-height);
    padding: 0 28px;
    display: flex;
    align-items: center;
    gap: 20px;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
    flex-shrink: 0;
}

.menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    font-size: 22px;
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
}

.menu-toggle:hover {
    background: var(--bg-hover);
    color: var(--accent-primary);
}

.breadcrumb {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-secondary);
}

.breadcrumb span {
    display: flex;
    align-items: center;
    gap: 10px;
}

.breadcrumb span::after {
    content: '›';
    color: var(--text-muted);
    font-size: 18px;
}

.breadcrumb span:last-child::after {
    display: none;
}

.breadcrumb span:last-child {
    color: var(--text-primary);
    font-weight: 600;
}

.header-actions {
    display: flex;
    gap: 10px;
}

.action-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
}

.action-btn:hover {
    background: var(--bg-hover);
    color: var(--accent-primary);
}

.action-btn.active {
    color: var(--accent-warning);
}

/* ═══════════════════════════════════════════════════════════════
   Welcome Screen
   ═══════════════════════════════════════════════════════════════ */

.welcome-screen {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    overflow-y: auto;
}

.welcome-content {
    text-align: center;
    max-width: 750px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.welcome-logo {
    font-size: 100px;
    margin-bottom: 28px;
    animation: ember-pulse 3s ease-in-out infinite;
}

.welcome-logo-img {
    width: 120px;
    height: 120px;
    margin-bottom: 28px;
    filter: drop-shadow(0 0 30px rgba(232, 67, 31, 0.6));
    animation: ember-pulse 3s ease-in-out infinite;
    filter: drop-shadow(0 0 40px rgba(232, 67, 31, 0.5));
}

@keyframes ember-pulse {
    0%, 100% { 
        filter: drop-shadow(0 0 30px rgba(232, 67, 31, 0.5));
        transform: scale(1);
    }
    50% { 
        filter: drop-shadow(0 0 50px rgba(232, 67, 31, 0.7));
        transform: scale(1.05);
    }
}

.welcome-content h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -1px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.welcome-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 56px;
    line-height: 1.7;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 56px;
    width: 100%;
    max-width: 550px;
}

.stat-card {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 28px 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.stat-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-6px);
    box-shadow: var(--shadow-glow);
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-icon {
    font-size: 28px;
    margin-bottom: 4px;
}

.stat-number {
    font-size: 36px;
    font-weight: 700;
    font-family: var(--font-mono);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

/* Quick Start */
.quick-start {
    width: 100%;
}

.quick-start h3 {
    font-size: 13px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 24px;
}

.quick-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.quick-action {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    padding: 28px 36px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.quick-action:hover {
    background: var(--bg-hover);
    border-color: var(--accent-primary);
    transform: translateY(-6px);
    box-shadow: var(--shadow-glow);
}

.qa-icon {
    font-size: 36px;
}

.qa-text {
    font-size: 14px;
    font-weight: 600;
}

/* ═══════════════════════════════════════════════════════════════
   Pattern View
   ═══════════════════════════════════════════════════════════════ */

.pattern-view {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    padding: 28px;
    gap: 24px;
}

.pattern-header {
    flex-shrink: 0;
}

.pattern-title-row {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 14px;
    flex-wrap: wrap;
}

.pattern-title-row h1 {
    font-size: 32px;
    font-weight: 700;
}

.pattern-badges {
    display: flex;
    gap: 10px;
}

.badge {
    padding: 8px 14px;
    border-radius: 24px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-category {
    background: var(--accent-secondary);
    color: white;
}

.badge-difficulty {
    background: var(--accent-primary);
    color: white;
}

.badge-difficulty.intermediate {
    background: var(--accent-warning);
    color: var(--text-inverse);
}

.badge-difficulty.advanced {
    background: #dc2626;
}

.badge-reliability {
    background: var(--accent-success);
    color: var(--text-inverse);
}

.badge-reliability.medium {
    background: var(--accent-warning);
    color: var(--text-inverse);
}

.badge-reliability.low {
    background: #dc2626;
    color: white;
}

.pattern-description {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.7;
    max-width: 850px;
}

/* Chart Section */
.chart-section {
    flex: 1;
    min-height: 400px;
    display: flex;
    flex-direction: column;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.chart-toolbar {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 14px 20px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
}

.pattern-info-display {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}

.pattern-info-icon {
    font-size: 24px;
}

.pattern-info-text {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.pattern-info-subtext {
    font-size: 12px;
    color: var(--text-muted);
}

.chart-actions {
    display: flex;
    gap: 10px;
}

.chart-action-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
}

.chart-action-btn:hover {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.chart-action-btn.active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
}

.chart-container {
    flex: 1;
    min-height: 300px;
}

/* Hide timeframe selector - not needed for pattern visualization */
.timeframe-selector {
    display: none !important;
}

.example-selector {
    display: none !important;
}

/* Detail Tabs */
.detail-tabs {
    display: flex;
    gap: 6px;
    flex-shrink: 0;
    overflow-x: auto;
    padding-bottom: 4px;
}

.detail-tab {
    padding: 14px 24px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    white-space: nowrap;
    transition: all var(--transition-fast);
}

.detail-tab:hover {
    color: var(--text-primary);
    border-color: var(--border-light);
}

.detail-tab.active {
    background: var(--gradient-primary);
    border-color: var(--accent-primary);
    color: white;
}

/* Detail Content */
.detail-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 28px;
    flex-shrink: 0;
}

.detail-content::-webkit-scrollbar {
    width: 6px;
}

.detail-content::-webkit-scrollbar-track {
    background: transparent;
}

.detail-content::-webkit-scrollbar-thumb {
    background: var(--border-light);
    border-radius: 3px;
}

.detail-section h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 18px;
    color: var(--accent-primary);
}

.detail-section ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.detail-section li {
    position: relative;
    padding-left: 24px;
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.7;
}

.detail-section li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-size: 16px;
}

.detail-section p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 14px;
}

.related-patterns {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.related-pattern-link {
    padding: 10px 18px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.related-pattern-link:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    transform: translateY(-2px);
}

/* ═══════════════════════════════════════════════════════════════
   Quiz View
   ═══════════════════════════════════════════════════════════════ */

.quiz-view {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 32px 48px;
    overflow-y: auto;
    max-height: 100%;
}

.quiz-header {
    text-align: center;
    margin-bottom: 24px;
    flex-shrink: 0;
}

.quiz-header h1 {
    font-size: 28px;
    margin-bottom: 8px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.quiz-header p {
    color: var(--text-secondary);
    font-size: 16px;
}

/* Quiz Settings */
.quiz-settings {
    max-width: 520px;
    margin: 0 auto;
    padding: 36px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
}

.quiz-settings h3 {
    font-size: 20px;
    margin-bottom: 28px;
    text-align: center;
}

.settings-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 36px;
}

.setting-item {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.setting-item label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 600;
}

.setting-item select {
    padding: 14px 18px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-size: 14px;
    cursor: pointer;
}

.start-quiz-btn {
    width: 100%;
    padding: 18px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius);
    font-size: 16px;
    font-weight: 700;
    color: white;
    transition: all var(--transition-fast);
}

.start-quiz-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

/* Quiz Game */
.quiz-game {
    display: flex;
    flex-direction: column;
    max-width: 950px;
    margin: 0 auto;
    width: 100%;
    min-height: 0; /* Allow shrinking */
    flex: 1;
}

.quiz-progress {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
    flex-shrink: 0;
}

.progress-bar {
    flex: 1;
    height: 10px;
    background: var(--bg-tertiary);
    border-radius: 5px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 5px;
    transition: width var(--transition-normal);
}

.progress-text {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

.quiz-chart-container {
    height: 350px;
    min-height: 280px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    margin-bottom: 20px;
    overflow: hidden;
    position: relative;
}

/* Hide TradingView's internal toolbar buttons in quiz mode */
.quiz-chart-container .tv-floating-toolbar,
.quiz-chart-container [class*="floating-toolbar"],
.quiz-chart-container [class*="controlBar"],
.quiz-chart-container [class*="control-bar"],
.quiz-chart-container .chart-controls-bar,
.quiz-chart-container [class*="toolbar"],
.quiz-chart-container [class*="Toolbar"],
.quiz-chart-container [data-name="floating-toolbar"],
.quiz-chart-container .floating-toolbar-react-widgets,
.quiz-chart-container .apply-common-tooltip,
.quiz-chart-container [class*="button"][class*="floating"],
.quiz-chart-container .layout__area--top,
.quiz-chart-container .layout__area--right > div:first-child {
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
    pointer-events: none !important;
}

.quiz-question {
    text-align: center;
    flex-shrink: 0;
}

.quiz-question h3 {
    font-size: 18px;
    margin-bottom: 16px;
    color: var(--text-secondary);
}

.answer-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    max-width: 650px;
    margin: 0 auto;
}

.answer-option {
    padding: 14px 18px;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    transition: all var(--transition-fast);
    text-align: center;
}

.answer-option:hover:not(:disabled) {
    border-color: var(--accent-primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.answer-option.correct {
    background: rgba(74, 222, 128, 0.15);
    border-color: var(--accent-success);
    color: var(--accent-success);
}

.answer-option.incorrect {
    background: rgba(232, 67, 31, 0.15);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.answer-option:disabled {
    cursor: default;
}

/* Quiz Feedback */
.quiz-feedback {
    margin-top: 16px;
    text-align: center;
    flex-shrink: 0;
}

.feedback-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 16px;
}

.feedback-icon {
    font-size: 32px;
}

.feedback-icon.correct {
    color: var(--accent-success);
}

.feedback-icon.incorrect {
    color: var(--accent-primary);
}

.feedback-text {
    font-size: 20px;
    font-weight: 700;
}

.next-question-btn {
    padding: 16px 36px;
    background: var(--accent-primary);
    border-radius: var(--border-radius);
    font-size: 15px;
    font-weight: 700;
    color: white;
    transition: all var(--transition-fast);
}

.next-question-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

/* Quiz Results */
.quiz-results {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.results-card {
    text-align: center;
    padding: 56px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    min-width: 440px;
}

.results-card h2 {
    font-size: 32px;
    margin-bottom: 28px;
}

.score-display {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 6px;
    margin-bottom: 20px;
}

.score-number {
    font-size: 80px;
    font-weight: 700;
    font-family: var(--font-mono);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.score-total {
    font-size: 28px;
    color: var(--text-muted);
}

.score-message {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 36px;
}

.results-actions {
    display: flex;
    gap: 14px;
    justify-content: center;
}

.result-btn {
    padding: 16px 32px;
    border-radius: var(--border-radius);
    font-size: 15px;
    font-weight: 700;
    transition: all var(--transition-fast);
}

.result-btn:not(.secondary) {
    background: var(--gradient-primary);
    color: white;
}

.result-btn:not(.secondary):hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.result-btn.secondary {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.result-btn.secondary:hover {
    border-color: var(--accent-primary);
}

/* Quiz Review */
.quiz-review {
    flex: 1;
    display: flex;
    flex-direction: column;
    max-width: 700px;
    margin: 0 auto;
    width: 100%;
    padding: 20px 0;
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.review-header h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.back-to-results-btn {
    padding: 10px 20px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-size: 14px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.back-to-results-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.review-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    overflow-y: auto;
    padding-right: 8px;
}

.review-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 20px;
    transition: all var(--transition-fast);
}

.review-item.correct {
    border-left: 4px solid var(--success-color);
}

.review-item.incorrect {
    border-left: 4px solid var(--accent-primary);
}

.review-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.review-item-number {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-muted);
    background: var(--bg-tertiary);
    padding: 4px 12px;
    border-radius: var(--border-radius);
}

.review-item-status {
    font-size: 14px;
    font-weight: 600;
}

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

.review-item.incorrect .review-item-status {
    color: var(--accent-primary);
}

.review-item-content {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 16px;
}

.review-answer {
    display: flex;
    align-items: center;
    gap: 12px;
}

.review-label {
    font-size: 13px;
    color: var(--text-muted);
    min-width: 120px;
}

.review-pattern {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: var(--border-radius);
}

.correct-pattern {
    background: rgba(74, 222, 128, 0.15);
    color: var(--success-color);
}

.wrong-pattern {
    background: rgba(232, 67, 31, 0.15);
    color: var(--accent-primary);
}

.review-study-btn {
    width: 100%;
    padding: 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-size: 14px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.review-study-btn:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
}

/* ═══════════════════════════════════════════════════════════════
   Search Results
   ═══════════════════════════════════════════════════════════════ */

.search-results {
    flex: 1;
    padding: 48px;
    overflow-y: auto;
}

.search-results h2 {
    font-size: 28px;
    margin-bottom: 28px;
}

.results-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
    max-width: 750px;
}

.search-result-item {
    padding: 24px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.search-result-item:hover {
    border-color: var(--accent-primary);
    transform: translateX(6px);
    box-shadow: var(--shadow-md);
}

.search-result-item h4 {
    font-size: 17px;
    margin-bottom: 8px;
}

.search-result-item p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.search-result-item .result-category {
    display: inline-block;
    margin-top: 10px;
    padding: 5px 12px;
    background: var(--bg-tertiary);
    border-radius: 14px;
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    font-weight: 600;
}

/* ═══════════════════════════════════════════════════════════════
   Responsive Design
   ═══════════════════════════════════════════════════════════════ */

@media (max-width: 1024px) {
    .sidebar {
        position: fixed;
        left: 0;
        top: 0;
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
        box-shadow: var(--shadow-lg);
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
    }
    
    .quick-actions {
        flex-wrap: wrap;
    }
}

@media (max-width: 640px) {
    .welcome-content h1 {
        font-size: 32px;
    }
    
    .welcome-subtitle {
        font-size: 15px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 12px;
        max-width: 200px;
    }
    
    .stat-card {
        padding: 20px 14px;
    }
    
    .stat-number {
        font-size: 28px;
    }
    
    .quick-action {
        padding: 22px 28px;
    }
    
    .pattern-view {
        padding: 18px;
    }
    
    .pattern-title-row {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .chart-toolbar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .answer-options {
        grid-template-columns: 1fr;
    }
    
    .settings-grid {
        grid-template-columns: 1fr;
    }
}

/* ═══════════════════════════════════════════════════════════════
   Animations
   ═══════════════════════════════════════════════════════════════ */

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(-24px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes glow {
    0%, 100% { box-shadow: 0 0 20px rgba(232, 67, 31, 0.3); }
    50% { box-shadow: 0 0 40px rgba(232, 67, 31, 0.5); }
}

.pattern-item {
    animation: fadeIn 0.35s ease forwards;
    opacity: 0;
}

.pattern-item:nth-child(1) { animation-delay: 0.05s; }
.pattern-item:nth-child(2) { animation-delay: 0.1s; }
.pattern-item:nth-child(3) { animation-delay: 0.15s; }
.pattern-item:nth-child(4) { animation-delay: 0.2s; }
.pattern-item:nth-child(5) { animation-delay: 0.25s; }
.pattern-item:nth-child(6) { animation-delay: 0.3s; }
.pattern-item:nth-child(7) { animation-delay: 0.35s; }
.pattern-item:nth-child(8) { animation-delay: 0.4s; }

.stat-card {
    animation: fadeIn 0.45s ease forwards;
    opacity: 0;
}

.stat-card:nth-child(1) { animation-delay: 0.1s; }
.stat-card:nth-child(2) { animation-delay: 0.2s; }
.stat-card:nth-child(3) { animation-delay: 0.3s; }
.stat-card:nth-child(4) { animation-delay: 0.4s; }

/* Active pattern glow effect */
.pattern-item.active {
    animation: glow 2s ease-in-out infinite;
}