/* ========================================
   SLII Leadership Quest - Main Styles
   Game-like Interactive Learning Platform
   ======================================== */

:root {
    /* Primary Colors - Vibrant Game Palette */
    --primary: #6C5CE7;
    --primary-dark: #5F4FD1;
    --primary-light: #A29BFE;
    --secondary: #00B894;
    --secondary-dark: #00A282;
    --accent: #FD79A8;
    --accent-gold: #FDCB6E;
    --accent-orange: #FF7675;
    
    /* Development Level Colors */
    --d1-color: #74B9FF;
    --d2-color: #FFB8B8;
    --d3-color: #FFEAA7;
    --d4-color: #55EFC4;
    
    /* Leadership Style Colors */
    --s1-color: #A29BFE;
    --s2-color: #FD79A8;
    --s3-color: #FDCB6E;
    --s4-color: #00B894;
    
    /* Neutral Colors */
    --bg-primary: #0F172A;
    --bg-secondary: #1E293B;
    --bg-card: #334155;
    --text-primary: #F1F5F9;
    --text-secondary: #CBD5E1;
    --text-muted: #94A3B8;
    
    /* Status Colors */
    --success: #10B981;
    --error: #EF4444;
    --warning: #F59E0B;
    --info: #3B82F6;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.3);
    
    /* Animations */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Light Theme */
body.light-theme {
    --bg-primary: #F8FAFC;
    --bg-secondary: #FFFFFF;
    --bg-card: #FFFFFF;
    --text-primary: #0F172A;
    --text-secondary: #475569;
    --text-muted: #64748B;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
}

/* ========================================
   Global Styles
   ======================================== */

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

body {
    font-family: 'Inter', 'Poppins', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-normal);
}

h1, h2, h3, h4, h5 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

/* ========================================
   Top Progress Bar
   ======================================== */

.top-progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent));
    z-index: 9999;
    transition: width var(--transition-normal);
}

/* ========================================
   Main Container
   ======================================== */

.main-container {
    min-height: 100vh;
    padding-top: 100px;
}

/* ========================================
   Game Header
   ======================================== */

.game-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    box-shadow: var(--shadow-md);
    z-index: 1000;
    padding: var(--spacing-md) var(--spacing-lg);
    transition: all var(--transition-normal);
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-section i {
    font-size: 2rem;
    color: var(--accent-gold);
    animation: pulse 2s infinite;
}

.logo-section h1 {
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stats-section {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.stat-card {
    background: var(--bg-card);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast);
}

.stat-card:hover {
    transform: translateY(-2px);
}

.stat-card i {
    font-size: 1.5rem;
}

.stat-card:nth-child(1) i {
    color: var(--accent-gold);
}

.stat-card:nth-child(2) i {
    color: var(--accent-orange);
}

.stat-card:nth-child(3) i {
    color: var(--secondary);
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.theme-toggle {
    background: var(--bg-card);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--text-primary);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.theme-toggle:hover {
    transform: rotate(15deg) scale(1.1);
    background: var(--primary);
    color: white;
}

/* ========================================
   Content Wrapper
   ======================================== */

.content-wrapper {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-lg);
}

/* ========================================
   Screen Management
   ======================================== */

.screen {
    display: none;
    animation: fadeIn 0.5s ease;
}

.screen.active {
    display: block;
}

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

/* ========================================
   Welcome Screen
   ======================================== */

.welcome-hero {
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.hero-icon {
    width: 120px;
    height: 120px;
    margin: 0 auto var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: float 3s ease-in-out infinite;
    box-shadow: 0 0 0 0 rgba(108, 92, 231, 0.4);
    animation: float 3s ease-in-out infinite, pulse-ring 2s infinite;
}

.hero-icon i {
    font-size: 4rem;
    color: white;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

@keyframes pulse-ring {
    0% {
        box-shadow: 0 0 0 0 rgba(108, 92, 231, 0.4);
    }
    70% {
        box-shadow: 0 0 0 40px rgba(108, 92, 231, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(108, 92, 231, 0);
    }
}

.welcome-title {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.welcome-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-xl) 0;
}

.feature-card {
    background: var(--bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-md);
    border: 2px solid transparent;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.feature-card i {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    display: block;
}

.feature-card:nth-child(1) i {
    color: var(--primary);
}

.feature-card:nth-child(2) i {
    color: var(--accent-gold);
}

.feature-card:nth-child(3) i {
    color: var(--accent);
}

.feature-card:nth-child(4) i {
    color: var(--secondary);
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ========================================
   Buttons
   ======================================== */

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-top: var(--spacing-xl);
    flex-wrap: wrap;
}

.btn {
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: var(--radius-md);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn i {
    font-size: 1.2rem;
    position: relative;
    z-index: 1;
}

.btn span {
    position: relative;
    z-index: 1;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 2px solid var(--primary);
}

.btn-secondary:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
}

.back-btn {
    background: var(--bg-card);
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    cursor: pointer;
    color: var(--text-primary);
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    transition: all var(--transition-fast);
}

.back-btn:hover {
    background: var(--primary);
    color: white;
    transform: translateX(-5px);
}

/* ========================================
   Learning Screen
   ======================================== */

.learning-container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
}

.section-title i {
    color: var(--primary);
}

/* ========================================
   SLII Matrix Infographic
   ======================================== */

.slii-matrix {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    margin-bottom: var(--spacing-xl);
}

.matrix-title {
    font-size: 2rem;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--primary);
}

.matrix-grid {
    display: grid;
    gap: var(--spacing-xl);
}

.development-section h4,
.leadership-section h4 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.development-section i {
    color: var(--secondary);
}

.leadership-section i {
    color: var(--primary);
}

.dev-cards,
.lead-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.dev-card,
.lead-card {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 3px solid transparent;
}

.dev-card:hover,
.lead-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.dev-card.d1 {
    border-color: var(--d1-color);
}

.dev-card.d2 {
    border-color: var(--d2-color);
}

.dev-card.d3 {
    border-color: var(--d3-color);
}

.dev-card.d4 {
    border-color: var(--d4-color);
}

.lead-card.s1 {
    border-color: var(--s1-color);
}

.lead-card.s2 {
    border-color: var(--s2-color);
}

.lead-card.s3 {
    border-color: var(--s3-color);
}

.lead-card.s4 {
    border-color: var(--s4-color);
}

.dev-icon,
.lead-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: white;
}

.d1 .dev-icon {
    background: var(--d1-color);
}

.d2 .dev-icon {
    background: var(--d2-color);
}

.d3 .dev-icon {
    background: var(--d3-color);
}

.d4 .dev-icon {
    background: var(--d4-color);
}

.s1 .lead-icon {
    background: var(--s1-color);
}

.s2 .lead-icon {
    background: var(--s2-color);
}

.s3 .lead-icon {
    background: var(--s3-color);
}

.s4 .lead-icon {
    background: var(--s4-color);
}

.dev-card h5,
.lead-card h5 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.dev-card p,
.lead-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.dev-card ul,
.lead-card ul {
    list-style: none;
    margin-top: var(--spacing-sm);
}

.dev-card li,
.lead-card li {
    padding-left: var(--spacing-md);
    position: relative;
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
}

.dev-card li::before,
.lead-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary);
    font-weight: 700;
}

.match-tag {
    margin-top: var(--spacing-md);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--primary);
    color: white;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
    display: inline-block;
}

/* ========================================
   Matching Visual
   ======================================== */

.matching-visual {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-xl);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
}

.matching-visual h4 {
    text-align: center;
    font-size: 1.75rem;
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.match-grid {
    display: grid;
    gap: var(--spacing-md);
}

.match-row {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--spacing-md);
    align-items: center;
    padding: var(--spacing-md);
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.match-row:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-md);
}

.match-dev,
.match-lead {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 600;
    text-align: center;
}

.d1-match {
    background: var(--d1-color);
    color: #0F172A;
}

.d2-match {
    background: var(--d2-color);
    color: #0F172A;
}

.d3-match {
    background: var(--d3-color);
    color: #0F172A;
}

.d4-match {
    background: var(--d4-color);
    color: #0F172A;
}

.s1-match {
    background: var(--s1-color);
    color: white;
}

.s2-match {
    background: var(--s2-color);
    color: white;
}

.s3-match {
    background: var(--s3-color);
    color: #0F172A;
}

.s4-match {
    background: var(--s4-color);
    color: white;
}

.match-arrow {
    font-size: 2rem;
    color: var(--primary);
    font-weight: 700;
}

/* ========================================
   Drag and Drop Exercise
   ======================================== */

.drag-drop-section {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    margin: var(--spacing-xl) 0;
}

.exercise-title {
    font-size: 1.75rem;
    text-align: center;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.exercise-instruction {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    font-size: 1.1rem;
}

.drag-drop-container {
    display: grid;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.scenarios-pool {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.scenario-card {
    background: var(--bg-secondary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    cursor: move;
    transition: all var(--transition-fast);
    border: 2px solid var(--primary-light);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.scenario-card:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.scenario-card.dragging {
    opacity: 0.5;
    transform: rotate(5deg);
}

.scenario-card i {
    color: var(--text-muted);
}

.scenario-card p {
    margin: 0;
    font-size: 0.95rem;
}

.drop-zones {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.drop-zone {
    background: var(--bg-secondary);
    border: 3px dashed var(--text-muted);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    transition: all var(--transition-fast);
}

.drop-zone.drag-over {
    border-color: var(--primary);
    background: rgba(108, 92, 231, 0.1);
    transform: scale(1.02);
}

.drop-zone h4 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
}

.drop-zone > p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-md);
}

.drop-area {
    min-height: 100px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.drop-zone.correct {
    border-color: var(--success);
    border-style: solid;
    background: rgba(16, 185, 129, 0.1);
}

.drop-zone.incorrect {
    border-color: var(--error);
    border-style: solid;
    background: rgba(239, 68, 68, 0.1);
}

/* ========================================
   Revision Section
   ======================================== */

.revision-section {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    margin: var(--spacing-xl) 0;
}

.revision-section h3 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.revision-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.revision-card {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-normal);
    border-left: 4px solid var(--primary);
}

.revision-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.revision-card i {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    display: block;
}

.revision-card:nth-child(1) i {
    color: var(--primary);
}

.revision-card:nth-child(2) i {
    color: var(--accent-orange);
}

.revision-card:nth-child(3) i {
    color: var(--secondary);
}

.revision-card:nth-child(4) i {
    color: var(--accent-gold);
}

.revision-card h4 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.revision-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ========================================
   Quiz Screen
   ======================================== */

.quiz-container {
    max-width: 900px;
    margin: 0 auto;
}

.level-nav {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.level-indicator {
    background: var(--bg-card);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    min-width: 150px;
    transition: all var(--transition-normal);
    border: 3px solid transparent;
    cursor: pointer;
}

.level-indicator i {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.level-indicator span {
    font-size: 1.25rem;
    font-weight: 700;
}

.level-subtitle {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.level-indicator.level-locked {
    opacity: 0.5;
}

.level-indicator.level-locked i {
    color: var(--text-muted);
}

.level-indicator.level-active {
    border-color: var(--primary);
    background: rgba(108, 92, 231, 0.1);
    transform: scale(1.05);
}

.level-indicator.level-active i {
    color: var(--primary);
}

.level-indicator.level-completed {
    border-color: var(--success);
    background: rgba(16, 185, 129, 0.1);
    opacity: 1;
}

.level-indicator.level-completed i {
    color: var(--success);
}

/* ========================================
   Question Card
   ======================================== */

.question-card {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    margin-bottom: var(--spacing-lg);
}

.question-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.question-level-badge {
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.question-level-badge.level-1 {
    background: linear-gradient(135deg, var(--d1-color), var(--d2-color));
    color: #0F172A;
}

.question-level-badge.level-2 {
    background: linear-gradient(135deg, var(--d3-color), var(--accent-gold));
    color: #0F172A;
}

.question-level-badge.level-3 {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
}

.question-number {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 600;
}

.question-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--primary);
}

.question-context {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    border-left: 4px solid var(--primary);
}

.context-section {
    margin-bottom: var(--spacing-md);
}

.context-section:last-child {
    margin-bottom: 0;
}

.context-section h4 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.context-section i {
    color: var(--primary);
}

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

.context-section li {
    padding-left: var(--spacing-lg);
    position: relative;
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
}

.context-section li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
}

.context-section p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.think-prompt {
    background: linear-gradient(135deg, rgba(108, 92, 231, 0.1), rgba(0, 184, 148, 0.1));
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin: var(--spacing-lg) 0;
    border-left: 4px solid var(--accent-gold);
}

.think-prompt strong {
    color: var(--accent-gold);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.think-questions {
    list-style: none;
    padding-left: 0;
}

.think-questions li {
    padding-left: var(--spacing-lg);
    position: relative;
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
    font-style: italic;
}

.think-questions li::before {
    content: '?';
    position: absolute;
    left: 0;
    color: var(--accent-gold);
    font-weight: 700;
    font-size: 1.2rem;
}

.options-grid {
    display: grid;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.option-card {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 3px solid transparent;
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.option-card:hover {
    transform: translateX(10px);
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.option-letter {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
    transition: all var(--transition-fast);
}

.option-content {
    flex: 1;
    padding-top: var(--spacing-xs);
}

.option-card:hover .option-letter {
    transform: scale(1.1);
}

.option-card.selected {
    border-color: var(--primary);
    background: rgba(108, 92, 231, 0.1);
}

.option-card.selected .option-letter {
    transform: scale(1.2);
    box-shadow: 0 0 20px rgba(108, 92, 231, 0.5);
}

.option-card.correct {
    border-color: var(--success);
    background: rgba(16, 185, 129, 0.1);
}

.option-card.correct .option-letter {
    background: var(--success);
}

.option-card.incorrect {
    border-color: var(--error);
    background: rgba(239, 68, 68, 0.1);
}

.option-card.incorrect .option-letter {
    background: var(--error);
}

.option-card.disabled {
    cursor: not-allowed;
    opacity: 0.7;
}

.submit-btn {
    margin-top: var(--spacing-lg);
    width: 100%;
}

/* ========================================
   Feedback Section
   ======================================== */

.feedback-section {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    margin-bottom: var(--spacing-lg);
}

.feedback-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.feedback-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
}

.feedback-icon.correct {
    background: var(--success);
    color: white;
    animation: celebrate 0.5s ease;
}

.feedback-icon.incorrect {
    background: var(--error);
    color: white;
    animation: shake 0.5s ease;
}

@keyframes celebrate {
    0%, 100% {
        transform: scale(1) rotate(0);
    }
    25% {
        transform: scale(1.2) rotate(-10deg);
    }
    75% {
        transform: scale(1.2) rotate(10deg);
    }
}

@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    25% {
        transform: translateX(-10px);
    }
    75% {
        transform: translateX(10px);
    }
}

.feedback-text h3 {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.feedback-text p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.feedback-content {
    margin-top: var(--spacing-lg);
}

.feedback-section-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--primary);
}

.feedback-explanation {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    border-left: 4px solid var(--primary);
}

.feedback-explanation p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
}

.interview-trap {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1), rgba(245, 158, 11, 0.1));
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--accent-orange);
    margin-bottom: var(--spacing-lg);
}

.interview-trap h4 {
    color: var(--accent-orange);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.interview-trap p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.key-learning {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(0, 184, 148, 0.1));
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--secondary);
}

.key-learning h4 {
    color: var(--secondary);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.key-learning ul {
    list-style: none;
    padding-left: 0;
}

.key-learning li {
    padding-left: var(--spacing-lg);
    position: relative;
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
    line-height: 1.8;
}

.key-learning li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary);
    font-weight: 700;
    font-size: 1.2rem;
}

.next-question-btn {
    margin-top: var(--spacing-lg);
    width: 100%;
}

/* ========================================
   Results Screen
   ======================================== */

.results-container {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.results-hero {
    margin-bottom: var(--spacing-xl);
}

.results-icon {
    width: 150px;
    height: 150px;
    margin: 0 auto var(--spacing-lg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: celebration 1s ease;
}

.results-icon i {
    font-size: 5rem;
    color: white;
}

@keyframes celebration {
    0% {
        transform: scale(0) rotate(0);
    }
    50% {
        transform: scale(1.2) rotate(180deg);
    }
    100% {
        transform: scale(1) rotate(360deg);
    }
}

.results-title {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.results-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

.results-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-xl) 0;
}

.result-stat {
    background: var(--bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    transition: all var(--transition-normal);
}

.result-stat:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.result-stat i {
    font-size: 3rem;
}

.result-stat:nth-child(1) i {
    color: var(--accent-gold);
}

.result-stat:nth-child(2) i {
    color: var(--success);
}

.result-stat:nth-child(3) i {
    color: var(--primary);
}

.result-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.result-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.achievement-badge {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    margin: var(--spacing-xl) 0;
    border: 3px solid var(--accent-gold);
}

.badge-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto var(--spacing-md);
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-orange));
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulse 2s infinite;
}

.badge-icon i {
    font-size: 4rem;
    color: white;
}

#badgeTitle {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

#badgeDescription {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.growth-guide {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    margin: var(--spacing-xl) 0;
    text-align: left;
}

.growth-guide h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--primary);
}

.growth-item {
    background: var(--bg-secondary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    border-left: 4px solid var(--primary);
}

.growth-item h4 {
    margin-bottom: var(--spacing-xs);
}

.growth-item p {
    color: var(--text-secondary);
}

.interview-ready {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    margin: var(--spacing-xl) 0;
}

.interview-ready h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    color: var(--primary);
}

.readiness-meter {
    margin: var(--spacing-lg) 0;
}

.meter-bar {
    height: 40px;
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    position: relative;
    margin-bottom: var(--spacing-md);
}

.meter-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent-gold));
    border-radius: var(--radius-xl);
    transition: width 1s ease;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: var(--spacing-md);
    color: white;
    font-weight: 700;
}

.meter-label {
    display: block;
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

#readinessMessage {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-top: var(--spacing-md);
}

/* ========================================
   Floating Action Button
   ======================================== */

.fab-container {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 1000;
}

.fab {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border: none;
    cursor: pointer;
    font-size: 1.5rem;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.fab:hover {
    transform: scale(1.1) rotate(15deg);
    box-shadow: var(--shadow-xl);
}

/* ========================================
   Modal
   ======================================== */

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    animation: fadeIn 0.3s ease;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    max-width: 600px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    position: relative;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: var(--bg-secondary);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    font-size: 1.25rem;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--error);
    color: white;
    transform: rotate(90deg);
}

.modal-content h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.cheat-sheet {
    display: grid;
    gap: var(--spacing-md);
}

.cheat-item {
    background: var(--bg-secondary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary);
}

.cheat-tip {
    background: linear-gradient(135deg, rgba(253, 203, 110, 0.2), rgba(253, 121, 168, 0.2));
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--accent-gold);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.cheat-tip i {
    color: var(--accent-gold);
    margin-top: 2px;
}

/* ========================================
   Confetti Animation
   ======================================== */

.confetti-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9998;
}

.confetti {
    position: absolute;
    width: 10px;
    height: 10px;
    background: var(--primary);
    animation: confetti-fall 3s linear forwards;
}

@keyframes confetti-fall {
    to {
        transform: translateY(100vh) rotate(720deg);
        opacity: 0;
    }
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 768px) {
    .header-content {
        justify-content: center;
    }

    .logo-section h1 {
        font-size: 1.25rem;
    }

    .stats-section {
        justify-content: center;
    }

    .stat-card {
        min-width: 100px;
    }

    .welcome-title {
        font-size: 2rem;
    }

    .feature-grid {
        grid-template-columns: 1fr;
    }

    .cta-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .dev-cards,
    .lead-cards {
        grid-template-columns: 1fr;
    }

    .match-row {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .match-arrow {
        transform: rotate(90deg);
    }

    .scenarios-pool,
    .drop-zones {
        grid-template-columns: 1fr;
    }

    .results-title {
        font-size: 2rem;
    }

    .fab-container {
        bottom: var(--spacing-md);
        right: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .main-container {
        padding-top: 80px;
    }

    .game-header {
        padding: var(--spacing-sm);
    }

    .content-wrapper {
        padding: var(--spacing-md);
    }

    .hero-icon {
        width: 80px;
        height: 80px;
    }

    .hero-icon i {
        font-size: 2.5rem;
    }

    .welcome-title {
        font-size: 1.5rem;
    }

    .slii-matrix,
    .drag-drop-section,
    .revision-section {
        padding: var(--spacing-md);
    }

    .question-card,
    .feedback-section {
        padding: var(--spacing-md);
    }

    .results-icon {
        width: 100px;
        height: 100px;
    }

    .results-icon i {
        font-size: 3rem;
    }
}

/* ========================================
   Print Styles
   ======================================== */

@media print {
    .game-header,
    .fab-container,
    .theme-toggle,
    .btn,
    .top-progress-bar {
        display: none;
    }

    body {
        background: white;
        color: black;
    }

    .screen {
        display: block !important;
    }
}

/* ========================================
   Utility Classes
   ======================================== */

.text-center {
    text-align: center;
}

.mt-lg {
    margin-top: var(--spacing-lg);
}

.mb-lg {
    margin-bottom: var(--spacing-lg);
}

.hidden {
    display: none !important;
}

.fade-in {
    animation: fadeIn 0.5s ease;
}

.slide-in {
    animation: slideUp 0.5s ease;
}