/* AI Training Academy - Main Stylesheet */

/* ==================== Variables ==================== */
:root {
    /* Brand Colors - customizable via branding */
    --primary: #2563eb;
    --primary-dark: #1e40af;
    --primary-light: #dbeafe;
    --accent: #1e40af;
    --secondary: #64748b;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    --gradient-success: linear-gradient(135deg, #10b981 0%, #34d399 100%);
    --gradient-gold: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
}

/* ==================== Dark Theme (Default) ==================== */
[data-theme="dark"], :root {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #64748b;
    --border-color: #334155;
    --card-bg: #1e293b;
    --card-border: #334155;
    --input-bg: #1e293b;
    --input-border: #475569;

    /* Shadows for dark mode */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);
}

/* ==================== Light Theme ==================== */
[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --text-muted: #9ca3af;
    --border-color: #e5e7eb;
    --card-bg: #ffffff;
    --card-border: #e5e7eb;
    --input-bg: #ffffff;
    --input-border: #d1d5db;

    /* Shadows for light mode */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.15);
}

/* Auto-detect system preference when no theme is set */
@media (prefers-color-scheme: light) {
    [data-theme="system"] {
        --bg-primary: #ffffff;
        --bg-secondary: #f9fafb;
        --bg-tertiary: #f3f4f6;
        --text-primary: #111827;
        --text-secondary: #4b5563;
        --text-muted: #9ca3af;
        --border-color: #e5e7eb;
        --card-bg: #ffffff;
        --card-border: #e5e7eb;
        --input-bg: #ffffff;
        --input-border: #d1d5db;
        --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
        --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
        --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
        --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.15);
    }
}

/* ==================== Reset & Base ==================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

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

a:hover {
    color: var(--primary);
}

/* ==================== Typography ==================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.25rem; }

p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

/* ==================== Buttons ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md), var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), 0 0 30px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: var(--border-color);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary-light);
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
}

.btn-text {
    background: transparent;
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
}

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-success {
    background: var(--gradient-success);
    color: white;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.btn-arrow {
    transition: transform var(--transition-fast);
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

/* ==================== Navigation ==================== */
.navbar {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md) var(--spacing-xl);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.brand-icon {
    font-size: 1.5rem;
}

.nav-links {
    display: flex;
    gap: var(--spacing-sm);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.nav-user {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.user-xp, .user-streak {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.5rem 0.75rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.875rem;
}

.user-profile {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    color: var(--text-primary);
}

.user-level {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.user-name {
    font-weight: 600;
}

/* ==================== Main Content ==================== */
.main-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-xl);
}

/* ==================== Cards ==================== */
.card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
}

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

.card-header h2 {
    margin: 0;
    font-size: 1.125rem;
}

/* ==================== Landing Page ==================== */
.landing-page {
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.landing-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-2xl);
}

.landing-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    padding: var(--spacing-2xl) 0;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    color: var(--primary-light);
    margin-bottom: var(--spacing-md);
}

.hero-title {
    font-size: 3.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-md);
}

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

.hero-features {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-secondary);
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
}

.hero-visual {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
}

.level-preview h3 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.level-path {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.level-node {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: 0.75rem 1rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
}

.level-connector {
    width: 2px;
    height: 20px;
    background: var(--border-color);
    margin-left: 1.5rem;
}

.level-emoji {
    font-size: 1.5rem;
}

.level-name {
    font-weight: 500;
}

/* Role Cards */
.landing-sections {
    padding: var(--spacing-2xl) 0;
}

.landing-section {
    margin-bottom: var(--spacing-2xl);
}

.landing-section h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.role-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.role-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-fast);
}

.role-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
}

.role-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: var(--spacing-md);
}

.role-card h3 {
    margin-bottom: var(--spacing-sm);
}

.role-card p {
    font-size: 0.875rem;
    margin: 0;
}

.dept-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-md);
}

.dept-tag {
    padding: 0.75rem 1.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
}

/* Section subtitle */
.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    font-size: 1.1rem;
}

/* Hero Outcomes */
.hero-outcomes {
    margin: var(--spacing-xl) 0;
    padding: var(--spacing-lg);
    background: rgba(30, 64, 175, 0.08);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--primary);
}

.hero-outcomes h3 {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.outcome-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.outcome-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.outcome-check {
    color: var(--success);
    font-weight: bold;
    flex-shrink: 0;
}

/* Learning Styles Section */
.learning-styles-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.learning-style-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-fast);
    position: relative;
}

.learning-style-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.style-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: var(--spacing-md);
}

.learning-style-card h3 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
}

.learning-style-card p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.style-tag {
    display: inline-block;
    background: var(--primary);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.skill-category {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.skill-category h3 {
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
}

.skill-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.skill-list li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.skill-list li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--primary);
}

/* Learner Types Section */
.learner-types-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.learner-type-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-fast);
}

.learner-type-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
}

.learner-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: var(--spacing-md);
}

.learner-type-card h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.learner-type-card p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: var(--spacing-md);
}

.learner-outcome {
    display: block;
    background: rgba(30, 64, 175, 0.1);
    color: var(--primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 0.8rem;
    font-weight: 500;
}

/* Differentiators Section */
.differentiators-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.differentiator-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.diff-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.diff-content h3 {
    margin-bottom: var(--spacing-xs);
}

.diff-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0;
}

/* CTA Section */
.cta-section {
    text-align: center;
    padding: var(--spacing-2xl);
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.05) 0%, rgba(30, 64, 175, 0.1) 100%);
    border-radius: var(--radius-xl);
    margin-top: var(--spacing-xl);
}

.cta-content h2 {
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* ==================== Demo Preview Slideshow ==================== */
.demo-preview-section {
    padding: var(--spacing-2xl) var(--spacing-md);
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    position: relative;
    overflow: hidden;
}

.demo-preview-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: linear-gradient(180deg, var(--bg-primary) 0%, transparent 100%);
    pointer-events: none;
}

.demo-preview-header {
    text-align: center;
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

.demo-preview-header h2 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.demo-preview-header p {
    color: var(--text-secondary);
}

.demo-slideshow-container {
    max-width: 600px;
    margin: 0 auto;
    position: relative;
}

.demo-slide-wrapper {
    position: relative;
    height: 280px;
    overflow: hidden;
    border-radius: var(--radius-xl);
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
}

.demo-slides {
    position: relative;
    height: 100%;
}

.demo-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transform: translateX(20px);
    transition: all 0.5s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.demo-slide.active {
    opacity: 1;
    transform: translateX(0);
}

.demo-placeholder {
    text-align: center;
    padding: 2rem;
}

.demo-icon {
    font-size: 3.5rem;
    display: block;
    margin-bottom: 1rem;
    animation: float 3s ease-in-out infinite;
}

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

.demo-placeholder h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.demo-placeholder p {
    color: var(--text-secondary);
    max-width: 350px;
    margin: 0 auto;
}

.demo-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
}

.demo-nav-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.demo-nav-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: scale(1.1);
}

.demo-dots {
    display: flex;
    gap: 0.5rem;
}

.demo-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.3s ease;
}

.demo-dot:hover {
    background: var(--primary-light);
}

.demo-dot.active {
    background: var(--primary);
    border-color: var(--primary);
    transform: scale(1.2);
}

.demo-cta {
    text-align: center;
    margin-top: 2rem;
}

/* Mobile Demo Slideshow */
@media (max-width: 768px) {
    .demo-preview-section {
        padding: var(--spacing-xl) var(--spacing-sm);
    }

    .demo-preview-header h2 {
        font-size: 1.4rem;
    }

    .demo-slide-wrapper {
        height: 220px;
    }

    .demo-icon {
        font-size: 2.5rem;
    }

    .demo-placeholder h3 {
        font-size: 1.2rem;
    }

    .demo-placeholder p {
        font-size: 0.9rem;
    }

    .demo-placeholder {
        padding: 1rem;
    }

    .demo-nav-btn {
        width: 36px;
        height: 36px;
    }
}

/* ==================== Identify Page ==================== */
.identify-container {
    max-width: 700px;
    margin: 0 auto;
    padding: var(--spacing-2xl);
}

.identify-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
}

.identify-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.identify-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: var(--spacing-md);
}

.identify-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.form-group input[type="text"] {
    width: 100%;
    padding: 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
}

.form-group input[type="text"]:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.role-selector, .dept-selector {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.role-option, .dept-option {
    display: block;
    cursor: pointer;
}

.role-option input, .dept-option input {
    position: absolute;
    opacity: 0;
}

.role-option-content, .dept-option-content {
    display: flex;
    flex-direction: column;
    padding: 1rem;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.role-option input:checked + .role-option-content,
.dept-option input:checked + .dept-option-content {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

.role-option-label {
    font-weight: 600;
}

.role-option-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.dept-selector {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
}

.dept-option-content {
    flex-direction: row;
    align-items: center;
    gap: var(--spacing-md);
}

.dept-emoji {
    font-size: 1.5rem;
}

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

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

/* ==================== Dashboard ==================== */
.dashboard-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.dashboard-welcome {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-xl);
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
}

.welcome-content h1 {
    margin-bottom: var(--spacing-xs);
}

.welcome-content p {
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

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

.stat-card {
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
}

.stat-label {
    font-size: 0.75rem;
    opacity: 0.8;
}

.streak-bonus {
    display: block;
    font-size: 0.75rem;
    color: var(--warning);
    margin-top: var(--spacing-xs);
}

/* Level Progress */
.level-progress-section {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
}

.level-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
}

.current-level {
    font-weight: 600;
}

.next-level {
    color: var(--text-secondary);
}

.progress-bar {
    height: 12px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

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

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.dashboard-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
}

.dashboard-card .card-header h2 {
    font-size: 1rem;
}

.xp-badge {
    background: var(--gradient-gold);
    color: var(--bg-primary);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
}

.daily-challenge-card {
    grid-column: span 2;
}

.course-progress-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.mini-progress {
    height: 6px;
    width: 100px;
    background: var(--bg-primary);
    border-radius: var(--radius-full);
    margin: var(--spacing-xs) 0;
}

.mini-progress-fill {
    height: 100%;
    background: var(--success);
    border-radius: var(--radius-full);
}

.course-percent {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.recommended-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-color);
}

.recommended-item:last-child {
    border-bottom: none;
}

.rec-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.rec-emoji {
    font-size: 1.5rem;
}

.rec-title {
    display: block;
    font-weight: 600;
}

.rec-reason {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.activity-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) 0;
}

.quick-actions {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

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

.quick-action:hover {
    background: var(--primary);
    transform: translateY(-2px);
}

.action-icon {
    font-size: 1.5rem;
}

/* ==================== Assessment ==================== */
.assessment-container {
    max-width: 600px;
    margin: 0 auto;
    padding: var(--spacing-2xl);
}

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

.intro-icon {
    font-size: 4rem;
    display: block;
    margin-bottom: var(--spacing-lg);
}

.assessment-info {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
}

.info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-secondary);
}

.assessment-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

/* Quiz */
.quiz-container {
    max-width: 700px;
    margin: 0 auto;
}

.quiz-header {
    margin-bottom: var(--spacing-xl);
}

.progress-text {
    display: block;
    text-align: center;
    margin-top: var(--spacing-sm);
    color: var(--text-secondary);
}

.quiz-question {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.question-number {
    color: var(--primary-light);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.question-text {
    margin-bottom: var(--spacing-xl);
}

.question-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.option-label {
    cursor: pointer;
}

.option-label input {
    position: absolute;
    opacity: 0;
}

.option-content {
    padding: 1rem;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.option-label:hover .option-content {
    border-color: var(--primary);
}

.option-label input:checked + .option-content,
.option-label.selected .option-content {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.15);
}

.quiz-navigation {
    display: flex;
    justify-content: space-between;
    gap: var(--spacing-md);
}

/* Results */
.results-container {
    max-width: 600px;
    margin: 0 auto;
}

.results-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    text-align: center;
}

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

.celebration-emoji {
    font-size: 4rem;
}

.level-reveal {
    margin: var(--spacing-xl) 0;
}

.level-badge.large {
    width: 100px;
    height: 100px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

.level-badge .level-emoji {
    font-size: 3rem;
}

.level-description {
    color: var(--text-secondary);
}

.score-breakdown {
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
    text-align: left;
}

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

.dimension:last-child {
    margin-bottom: 0;
}

.dimension-label {
    display: block;
    font-size: 0.875rem;
    margin-bottom: var(--spacing-xs);
}

.dimension-bar {
    height: 8px;
    background: var(--bg-primary);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: var(--spacing-xs);
}

.dimension-fill {
    height: 100%;
    background: var(--primary);
    border-radius: var(--radius-full);
}

.dimension-percent {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.recommendations {
    text-align: left;
    margin: var(--spacing-xl) 0;
}

.rec-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.rec-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
}

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

.rec-item p {
    font-size: 0.875rem;
    margin: 0;
}

.results-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

/* ==================== Courses ==================== */
.courses-container {
    max-width: 1000px;
    margin: 0 auto;
}

.courses-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.course-section {
    margin-bottom: var(--spacing-2xl);
}

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

.section-badge {
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
}

.section-badge.required {
    background: var(--danger);
}

.section-badge.personalized {
    background: var(--success);
}

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

.course-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.course-grid.compact {
    grid-template-columns: repeat(3, 1fr);
}

.course-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    transition: all var(--transition-fast);
    display: block;
    color: var(--text-primary);
}

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

.course-card.featured {
    border-color: var(--primary);
    background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(99, 102, 241, 0.1) 100%);
}

.course-card.small {
    padding: var(--spacing-md);
}

.course-emoji {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.course-title {
    margin-bottom: var(--spacing-sm);
}

.course-desc {
    font-size: 0.875rem;
    margin-bottom: var(--spacing-md);
}

.course-meta {
    display: flex;
    gap: var(--spacing-md);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Course View */
.course-view-container {
    max-width: 900px;
    margin: 0 auto;
}

.course-hero {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-2xl);
    padding: var(--spacing-2xl);
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-2xl);
}

.back-link {
    display: inline-block;
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.back-link:hover {
    color: var(--primary-light);
}

.course-emoji-large {
    font-size: 4rem;
    display: block;
    margin-bottom: var(--spacing-md);
}

.course-stats {
    display: flex;
    gap: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
}

.stat {
    text-align: center;
}

.stat .stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    display: block;
}

.stat .stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.course-completed-badge {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: var(--success);
    border-radius: var(--radius-lg);
    font-weight: 600;
}

.progress-ring {
    width: 150px;
    height: 150px;
    position: relative;
}

.progress-ring svg {
    transform: rotate(-90deg);
}

.progress-ring-bg {
    fill: none;
    stroke: var(--bg-tertiary);
    stroke-width: 10;
}

.progress-ring-fill {
    fill: none;
    stroke: var(--primary);
    stroke-width: 10;
    stroke-linecap: round;
}

.progress-ring-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.progress-ring-text .percent {
    font-size: 1.5rem;
    font-weight: 700;
}

/* Module List */
.module-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-lg);
    overflow: hidden;
}

.module-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--bg-tertiary);
}

.module-emoji {
    font-size: 1.5rem;
}

.module-title {
    flex: 1;
    margin: 0;
}

.module-progress {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.lesson-list {
    padding: var(--spacing-md);
}

.lesson-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.lesson-item:hover {
    background: var(--bg-tertiary);
}

.lesson-item.completed .lesson-title {
    color: var(--success);
}

.lesson-status {
    width: 24px;
    text-align: center;
}

.lesson-info {
    flex: 1;
}

.lesson-title {
    display: block;
    font-weight: 500;
}

.lesson-meta {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.lesson-arrow {
    color: var(--text-muted);
}

/* ==================== Lesson View ==================== */
.lesson-container {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: var(--spacing-2xl);
}

.lesson-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.lesson-nav {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
}

.lesson-nav h4 {
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.lesson-nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.lesson-nav-item:hover, .lesson-nav-item.active {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.lesson-main {
    max-width: 800px;
}

.lesson-header {
    margin-bottom: var(--spacing-xl);
}

.lesson-header .lesson-meta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.lesson-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
}

/* Markdown Content */
.markdown-content h1 { font-size: 1.75rem; margin-top: var(--spacing-xl); }
.markdown-content h2 { font-size: 1.5rem; margin-top: var(--spacing-xl); }
.markdown-content h3 { font-size: 1.25rem; margin-top: var(--spacing-lg); }
.markdown-content p { margin-bottom: var(--spacing-md); color: var(--text-secondary); }
.markdown-content ul, .markdown-content ol { margin-left: var(--spacing-lg); margin-bottom: var(--spacing-md); color: var(--text-secondary); }
.markdown-content li { margin-bottom: var(--spacing-sm); }
.markdown-content code {
    background: var(--bg-tertiary);
    padding: 0.2em 0.4em;
    border-radius: var(--radius-sm);
    font-family: monospace;
}
.markdown-content pre {
    background: var(--bg-tertiary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin-bottom: var(--spacing-md);
}
.markdown-content pre code {
    background: none;
    padding: 0;
}
.markdown-content strong { color: var(--text-primary); }

.key-takeaways {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid var(--success);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.key-takeaways h3 {
    color: var(--success);
    margin-bottom: var(--spacing-md);
}

.key-takeaways ul {
    margin: 0;
    padding-left: var(--spacing-lg);
}

.key-takeaways li {
    margin-bottom: var(--spacing-sm);
}

.lesson-exercises {
    margin-bottom: var(--spacing-xl);
}

.exercise-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
}

.exercise-card:hover {
    border-color: var(--primary);
}

.exercise-type {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: capitalize;
}

.exercise-xp {
    background: var(--gradient-gold);
    color: var(--bg-primary);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.875rem;
}

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

.already-completed {
    padding: var(--spacing-md);
    background: rgba(16, 185, 129, 0.1);
    border-radius: var(--radius-lg);
    color: var(--success);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

.lesson-nav-buttons {
    display: flex;
    justify-content: space-between;
    margin-top: var(--spacing-lg);
}

/* ==================== Exercise ==================== */
.exercise-container {
    max-width: 700px;
    margin: 0 auto;
}

.exercise-header {
    margin-bottom: var(--spacing-xl);
}

.exercise-type-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    text-transform: capitalize;
    margin-right: var(--spacing-sm);
}

.exercise-instructions {
    background: var(--bg-secondary);
    border-left: 4px solid var(--primary);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.quiz-exercise {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.quiz-question-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.quiz-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.quiz-option {
    display: block;
    cursor: pointer;
}

.quiz-option input {
    position: absolute;
    opacity: 0;
}

.quiz-option .option-text {
    display: block;
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.quiz-option:hover .option-text {
    border-color: var(--primary);
}

.quiz-option input:checked + .option-text {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.15);
}

.quiz-results {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
}

.results-summary {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

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

.score-value {
    font-size: 3rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.feedback-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
}

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

.feedback-item.incorrect {
    border-left: 4px solid var(--danger);
}

.feedback-icon {
    font-size: 1.25rem;
}

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

.prompt-exercise textarea,
.reflection-exercise textarea {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    resize: vertical;
    margin-bottom: var(--spacing-lg);
}

.prompt-exercise textarea:focus,
.reflection-exercise textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.original-prompt {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.prompt-text {
    font-family: monospace;
    background: var(--bg-tertiary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
}

/* ==================== Achievements ==================== */
.achievements-container {
    max-width: 900px;
    margin: 0 auto;
}

.achievements-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2xl);
}

.achievements-summary {
    text-align: right;
}

.earned-count {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.achievements-progress {
    width: 200px;
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.achievement-category {
    margin-bottom: var(--spacing-2xl);
}

.achievement-category h2 {
    margin-bottom: var(--spacing-lg);
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.achievement-card {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-md);
}

.achievement-card.earned {
    border-color: var(--rarity-color, var(--primary));
    background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(var(--rarity-color), 0.1) 100%);
}

.achievement-card.locked {
    opacity: 0.6;
}

.achievement-icon {
    width: 60px;
    height: 60px;
    background: var(--bg-tertiary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.achievement-emoji {
    font-size: 1.75rem;
}

.achievement-emoji.locked {
    filter: grayscale(1);
}

.achievement-info {
    flex: 1;
}

.achievement-title {
    margin-bottom: var(--spacing-xs);
    font-size: 1rem;
}

.achievement-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.achievement-meta {
    display: flex;
    gap: var(--spacing-md);
}

.achievement-rarity {
    font-size: 0.75rem;
    text-transform: capitalize;
    padding: 0.2rem 0.5rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
}

.achievement-rarity.common { color: #9CA3AF; }
.achievement-rarity.uncommon { color: #10B981; }
.achievement-rarity.rare { color: #3B82F6; }
.achievement-rarity.epic { color: #1e40af; }
.achievement-rarity.legendary { color: #F59E0B; }

.achievement-xp {
    font-size: 0.75rem;
    color: var(--warning);
}

.achievement-earned-date {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: var(--spacing-sm);
}

/* ==================== Leaderboard ==================== */
.leaderboard-container {
    max-width: 800px;
    margin: 0 auto;
}

.leaderboard-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.leaderboard-filters {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.filter-btn {
    padding: 0.5rem 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
}

.filter-btn:hover, .filter-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.podium {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
}

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

.podium-user {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.podium-rank {
    font-size: 2rem;
    display: block;
}

.podium-name {
    font-weight: 600;
    display: block;
    margin: var(--spacing-sm) 0;
}

.podium-xp {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.podium-bar {
    background: var(--border-color);
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.podium-spot.first .podium-bar { height: 80px; background: var(--gradient-gold); }
.podium-spot.second .podium-bar { height: 60px; background: var(--bg-tertiary); }
.podium-spot.third .podium-bar { height: 40px; background: #CD7F32; }

.your-rank-card {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xl);
    background: var(--gradient-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-xl);
}

.your-rank-label {
    font-weight: 600;
}

.your-rank-number {
    font-size: 2rem;
    font-weight: 700;
}

.rankings-table {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.rankings-header {
    display: grid;
    grid-template-columns: 80px 1fr 120px 80px 100px;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-tertiary);
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.ranking-row {
    display: grid;
    grid-template-columns: 80px 1fr 120px 80px 100px;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    align-items: center;
}

.ranking-row:last-child {
    border-bottom: none;
}

.ranking-row.current-user {
    background: rgba(99, 102, 241, 0.1);
}

.col-user {
    display: flex;
    flex-direction: column;
}

.user-dept {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* ==================== Profile ==================== */
.profile-container {
    max-width: 800px;
    margin: 0 auto;
}

.profile-header {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
}

.profile-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.profile-avatar {
    width: 100px;
    height: 100px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.avatar-level {
    font-size: 2rem;
}

.profile-details h1 {
    margin-bottom: var(--spacing-xs);
}

.profile-role {
    color: var(--text-secondary);
    margin: 0;
}

.profile-stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.profile-stat {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
}

.profile-section {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.profile-section h2 {
    margin-bottom: var(--spacing-lg);
}

.weekly-summary {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

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

.weekly-value {
    font-size: 2rem;
    font-weight: 700;
    display: block;
}

.weekly-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.activity-calendar {
    display: flex;
    gap: var(--spacing-md);
}

.calendar-day {
    flex: 1;
    text-align: center;
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
}

.calendar-day.active {
    background: var(--primary);
}

.day-name {
    display: block;
    font-size: 0.75rem;
    margin-bottom: var(--spacing-xs);
}

.achievements-preview {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    align-items: center;
}

.achievement-mini {
    width: 50px;
    height: 50px;
    background: var(--bg-tertiary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.achievement-mini .achievement-emoji {
    font-size: 1.5rem;
}

.view-all {
    font-size: 0.875rem;
}

.level-journey {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.level-milestone {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    border: 2px solid transparent;
}

.level-milestone.completed {
    opacity: 1;
}

.level-milestone.current {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

.level-milestone.upcoming {
    opacity: 0.5;
}

.level-milestone .level-emoji {
    font-size: 1.5rem;
}

.level-milestone .level-title {
    flex: 1;
    font-weight: 500;
}

.current-badge {
    background: var(--primary);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
}

.profile-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

/* ==================== Modals ==================== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal.hidden {
    display: none;
}

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
}

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

.modal-header h2 {
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
}

.modal-body {
    padding: var(--spacing-lg);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.achievement-modal {
    text-align: center;
    padding: var(--spacing-2xl);
}

.achievement-confetti {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    animation: bounce 0.5s ease infinite;
}

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

.achievement-display {
    margin: var(--spacing-xl) 0;
}

.achievement-display .achievement-emoji {
    font-size: 4rem;
    display: block;
    margin-bottom: var(--spacing-md);
}

.achievement-display .achievement-xp {
    font-size: 1.25rem;
    color: var(--warning);
    margin-top: var(--spacing-md);
}

/* Challenge modal */
.challenge-input textarea {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    resize: vertical;
}

/* ==================== Flash Messages ==================== */
.flash-messages {
    margin-bottom: var(--spacing-lg);
}

.flash-message {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
}

.flash-info {
    background: rgba(99, 102, 241, 0.2);
    border: 1px solid var(--primary);
}

.flash-error {
    background: rgba(239, 68, 68, 0.2);
    border: 1px solid var(--danger);
}

.flash-success {
    background: rgba(16, 185, 129, 0.2);
    border: 1px solid var(--success);
}

.flash-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.25rem;
    cursor: pointer;
}

/* ==================== XP Gain Animation ==================== */
.xp-gain {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--gradient-gold);
    color: var(--bg-primary);
    padding: var(--spacing-lg) var(--spacing-2xl);
    border-radius: var(--radius-xl);
    font-size: 1.5rem;
    font-weight: 700;
    z-index: 2000;
    animation: xpPop 1.5s ease-out forwards;
}

@keyframes xpPop {
    0% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.5);
    }
    20% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1.1);
    }
    40% {
        transform: translate(-50%, -50%) scale(1);
    }
    100% {
        opacity: 0;
        transform: translate(-50%, -100%) scale(1);
    }
}

/* ==================== Utilities ==================== */
.hidden {
    display: none !important;
}

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

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

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

/* ==================== Responsive ==================== */
@media (max-width: 1024px) {
    .dashboard-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .daily-challenge-card {
        grid-column: span 2;
    }

    .landing-hero {
        grid-template-columns: 1fr;
    }

    .hero-visual {
        display: none;
    }

    .lesson-container {
        grid-template-columns: 1fr;
    }

    .lesson-sidebar {
        position: static;
        display: none;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

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

    /* Dashboard welcome mobile fix - prevent overflow */
    .dashboard-welcome {
        flex-direction: column;
        gap: var(--spacing-md);
        padding: var(--spacing-md);
        text-align: center;
    }

    .welcome-stats {
        flex-wrap: wrap;
        justify-content: center;
        width: 100%;
    }

    .stat-card {
        flex: 1 1 auto;
        min-width: 80px;
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .stat-value {
        font-size: 1.25rem;
    }

    .daily-challenge-card {
        grid-column: span 1;
    }

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

    .course-hero {
        grid-template-columns: 1fr;
    }

    .course-progress-visual {
        display: none;
    }

    .rankings-header,
    .ranking-row {
        grid-template-columns: 60px 1fr 80px;
    }

    .col-level,
    .col-streak {
        display: none;
    }

    .role-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Landing page new sections - mobile */
    .learning-styles-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

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

    .learner-types-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

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

    .hero-outcomes {
        padding: var(--spacing-md);
    }

    .cta-section {
        padding: var(--spacing-lg);
    }

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

    .profile-stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .activity-calendar {
        flex-wrap: wrap;
    }

    .calendar-day {
        flex: 0 0 calc(25% - var(--spacing-sm));
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-features {
        flex-direction: column;
    }

    .hero-actions {
        flex-direction: column;
    }

    .role-cards {
        grid-template-columns: 1fr;
    }

    .dept-selector {
        grid-template-columns: 1fr;
    }

    .podium {
        flex-direction: column-reverse;
    }

    .podium-spot .podium-bar {
        display: none;
    }

    /* Landing page new sections - small mobile */
    .learning-styles-grid {
        grid-template-columns: 1fr;
    }

    .learner-types-grid {
        grid-template-columns: 1fr;
    }

    .learning-style-card,
    .learner-type-card {
        padding: var(--spacing-md);
    }

    .style-icon,
    .learner-icon {
        font-size: 2rem;
    }

    .differentiator-item {
        flex-direction: column;
        text-align: center;
    }

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

    .hero-subtitle {
        font-size: 1rem;
    }

    .section-subtitle {
        font-size: 1rem;
    }
}

/* ==================== Mobile Optimization ==================== */
/* Maximize screen real estate on mobile devices */
@media (max-width: 768px) {
    /* Global mobile padding reduction */
    .main-content {
        padding: 0.75rem;
    }

    /* Identify/Onboarding pages - full width on mobile */
    .identify-container {
        max-width: 100%;
        padding: 0.75rem;
    }

    .identify-card {
        padding: 1rem;
        border-radius: var(--radius-md);
    }

    .identify-header {
        margin-bottom: 1rem;
    }

    .identify-icon {
        font-size: 2.5rem;
        margin-bottom: 0.5rem;
    }

    .identify-header h1 {
        font-size: 1.5rem;
    }

    .identify-form {
        gap: 1rem;
    }

    .role-option-content,
    .dept-option-content {
        padding: 0.75rem;
    }

    /* Assessment pages */
    .assessment-container,
    .quiz-container,
    .results-container {
        max-width: 100%;
        padding: 0.75rem;
    }

    .assessment-card,
    .quiz-card,
    .results-card {
        padding: 1rem;
    }

    /* Dashboard */
    .dashboard-container {
        gap: 1rem;
    }

    /* Course pages */
    .courses-container,
    .course-view-container {
        max-width: 100%;
        padding: 0.75rem;
    }

    /* Lesson pages */
    .lesson-container {
        padding: 0.75rem;
    }

    .lesson-content-wrapper {
        padding: 1rem;
    }

    /* Profile & Leaderboard */
    .profile-container,
    .leaderboard-container,
    .achievements-container {
        max-width: 100%;
        padding: 0.75rem;
    }

    /* Cards */
    .card {
        padding: 1rem;
        border-radius: var(--radius-md);
    }

    /* Landing page */
    .landing-container {
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    /* Extra small screens - iPhone SE, etc */
    .main-content {
        padding: 0.5rem;
    }

    .identify-container {
        padding: 0.5rem;
    }

    .identify-card {
        padding: 0.75rem;
        border-radius: var(--radius-sm);
    }

    .identify-header h1 {
        font-size: 1.25rem;
    }

    .identify-header p {
        font-size: 0.9rem;
    }

    .form-group label {
        font-size: 0.9rem;
        margin-bottom: 0.5rem;
    }

    .role-option-content,
    .dept-option-content {
        padding: 0.5rem 0.75rem;
    }

    .role-option-label,
    .dept-label {
        font-size: 0.9rem;
    }

    .role-option-desc {
        font-size: 0.75rem;
    }

    .dept-emoji {
        font-size: 1.25rem;
    }

    .btn-large {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }

    .card {
        padding: 0.75rem;
    }

    /* Landing hero */
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }
}

/* ==================== Theme Toggle ==================== */
.theme-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.5rem 0.75rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.theme-toggle:hover {
    background: var(--primary);
    border-color: var(--primary);
}

.theme-toggle-icon {
    font-size: 1rem;
    transition: transform var(--transition-fast);
}

.theme-toggle:hover .theme-toggle-icon {
    transform: rotate(15deg);
}

/* Theme icons based on current theme */
[data-theme="dark"] .theme-toggle .icon-light,
[data-theme="system"] .theme-toggle .icon-light {
    display: inline;
}
[data-theme="dark"] .theme-toggle .icon-dark,
[data-theme="system"] .theme-toggle .icon-dark {
    display: none;
}
[data-theme="light"] .theme-toggle .icon-light {
    display: none;
}
[data-theme="light"] .theme-toggle .icon-dark {
    display: inline;
}

/* Smooth theme transition */
body {
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

.navbar, .card, .modal-content, .course-card, .achievement-card {
    transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

/* ==================== Scroll to Top Button ==================== */
.scroll-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    border: none;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(0,0,0,0.2);
}

/* ==================== Reading Progress Bar ==================== */
.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: var(--gradient-primary);
    z-index: 9999;
    transition: width 0.1s ease-out;
}

/* ==================== What's New Banner ==================== */
.whats-new-banner {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

.whats-new-banner .banner-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.whats-new-banner .banner-icon {
    font-size: 1.5rem;
}

.whats-new-banner .banner-text h4 {
    margin: 0;
    font-size: 1rem;
}

.whats-new-banner .banner-text p {
    margin: 0;
    font-size: 0.875rem;
    opacity: 0.9;
}

.whats-new-banner .banner-cta {
    background: rgba(255,255,255,0.2);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    white-space: nowrap;
    transition: background var(--transition-fast);
}

.whats-new-banner .banner-cta:hover {
    background: rgba(255,255,255,0.3);
}

.whats-new-banner .banner-dismiss {
    background: none;
    border: none;
    color: white;
    opacity: 0.7;
    cursor: pointer;
    padding: 0.25rem;
    font-size: 1.25rem;
    line-height: 1;
}

.whats-new-banner .banner-dismiss:hover {
    opacity: 1;
}

@media (max-width: 768px) {
    .whats-new-banner {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-sm) var(--spacing-md);
        gap: var(--spacing-sm);
    }

    .whats-new-banner .banner-content {
        flex-direction: column;
        gap: var(--spacing-xs);
    }

    .whats-new-banner .banner-dismiss {
        position: absolute;
        top: var(--spacing-xs);
        right: var(--spacing-xs);
    }

    .whats-new-banner {
        position: relative;
    }
}

/* ==================== Course Difficulty Labels ==================== */
.difficulty-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.difficulty-badge.beginner {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

.difficulty-badge.intermediate {
    background: rgba(245, 158, 11, 0.15);
    color: #f59e0b;
}

.difficulty-badge.advanced {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
}

.difficulty-badge.expert {
    background: rgba(30, 64, 175, 0.15);
    color: #1e40af;
}

/* ==================== Leaderboard ==================== */
.leaderboard-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

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

.leaderboard-header h3 {
    margin: 0;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.leaderboard-tabs {
    display: flex;
    gap: 0.5rem;
}

.leaderboard-tab {
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    cursor: pointer;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

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

.leaderboard-list {
    padding: 0;
    margin: 0;
    list-style: none;
}

.leaderboard-item {
    display: flex;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    gap: var(--spacing-md);
}

.leaderboard-item:last-child {
    border-bottom: none;
}

.leaderboard-rank {
    font-weight: 700;
    font-size: 1rem;
    width: 2rem;
    text-align: center;
}

.leaderboard-rank.gold { color: #f59e0b; }
.leaderboard-rank.silver { color: #9ca3af; }
.leaderboard-rank.bronze { color: #cd7c32; }

.leaderboard-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
}

.leaderboard-info {
    flex: 1;
}

.leaderboard-name {
    font-weight: 600;
    font-size: 0.9rem;
}

.leaderboard-dept {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.leaderboard-stats {
    text-align: right;
}

.leaderboard-xp {
    font-weight: 700;
    color: var(--primary);
}

.leaderboard-level {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.leaderboard-item.current-user {
    background: rgba(99, 102, 241, 0.1);
}

/* ==================== Keyboard Shortcut Hints ==================== */
.keyboard-hint {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.keyboard-hint kbd {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 0.125rem 0.375rem;
    font-family: inherit;
    font-size: 0.7rem;
}

/* ==================== Course Card Header Badges ==================== */
.course-header-badges {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-sm);
}

.course-header-badges .course-emoji {
    margin-bottom: 0;
}

/* ==================== Passive Learning Dashboard Card ==================== */
.passive-learning-card {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    border-color: var(--primary);
}

.passive-learning-card .card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.new-badge {
    background: var(--primary);
    color: white;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.card-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-md);
}

.pl-quick-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.pl-action {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--text-primary);
    font-size: 0.85rem;
    transition: all var(--transition-fast);
}

.pl-action:hover {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

.pl-icon {
    font-size: 1.1rem;
}

/* ==================== Passive Learning CTA (Lesson Page) ==================== */
.passive-learning-cta {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.05) 100%);
    border: 1px solid var(--primary);
    border-radius: var(--radius-lg);
    margin: var(--spacing-xl) 0;
}

.passive-learning-cta .cta-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.passive-learning-cta .cta-content {
    flex: 1;
}

.passive-learning-cta .cta-content h4 {
    margin: 0 0 var(--spacing-xs);
    font-size: 1.1rem;
    color: var(--text-primary);
}

.passive-learning-cta .cta-content p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

@media (max-width: 768px) {
    .passive-learning-cta {
        flex-direction: column;
        text-align: center;
    }

    .pl-quick-actions {
        flex-direction: column;
    }

    .pl-action {
        justify-content: center;
    }
}

/* ==================== Free AI Boot Camp Banner ==================== */
.free-bootcamp-banner {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    border-radius: var(--radius-lg);
}

.bootcamp-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: white;
}

.bootcamp-badge .badge-icon {
    font-size: 1.5rem;
}

.bootcamp-badge .badge-text {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.bootcamp-features {
    display: flex;
    gap: var(--spacing-lg);
}

.bootcamp-features .feature {
    color: white;
    font-size: 0.9rem;
    opacity: 0.95;
}

@media (max-width: 640px) {
    .free-bootcamp-banner {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .bootcamp-features {
        flex-direction: column;
        gap: var(--spacing-xs);
        text-align: center;
    }
}

/* ==================== Onboarding Tooltip ==================== */
.passive-learning-card {
    position: relative;
}

.passive-learning-card.highlighted {
    animation: pulse-highlight 2s ease-in-out infinite;
    z-index: 10;
}

@keyframes pulse-highlight {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.4);
    }
    50% {
        box-shadow: 0 0 0 10px rgba(99, 102, 241, 0);
    }
}

.onboarding-tooltip {
    position: absolute;
    bottom: calc(100% + 15px);
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    width: max-content;
    max-width: 320px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 100;
}

.onboarding-tooltip.visible {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.tooltip-arrow {
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-top: 10px solid var(--primary);
}

.tooltip-content {
    background: var(--primary);
    color: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.tooltip-content h4 {
    margin: 0 0 var(--spacing-sm);
    font-size: 1.1rem;
    font-weight: 700;
}

.tooltip-content p {
    margin: 0 0 var(--spacing-md);
    font-size: 0.9rem;
    opacity: 0.95;
    line-height: 1.5;
}

.tooltip-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
}

.tooltip-actions .btn-text {
    background: transparent;
    color: white;
    opacity: 0.8;
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
}

.tooltip-actions .btn-text:hover {
    opacity: 1;
    background: rgba(255, 255, 255, 0.1);
}

.tooltip-actions .btn-primary {
    background: white;
    color: var(--primary);
}

.tooltip-actions .btn-primary:hover {
    background: rgba(255, 255, 255, 0.9);
}

/* Mobile PL Banner - Inline notification for mobile */
.pl-mobile-banner {
    display: none; /* Hidden on desktop */
    background: linear-gradient(135deg, #1e40af 0%, #7c3aed 100%);
    border-radius: 12px;
    padding: 1rem;
    margin-bottom: 1rem;
    color: white;
    transition: all 0.3s ease;
}

.pl-mobile-banner-content {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.pl-mobile-icon {
    font-size: 1.5rem;
}

.pl-mobile-text {
    flex: 1;
}

.pl-mobile-text strong {
    display: block;
    margin-bottom: 0.25rem;
    font-size: 0.95rem;
}

.pl-mobile-text span {
    font-size: 0.85rem;
    opacity: 0.9;
}

.pl-mobile-banner-actions {
    display: flex;
    gap: 0.5rem;
}

.pl-mobile-banner-actions .btn {
    font-size: 0.85rem;
    padding: 0.4rem 0.75rem;
}

.pl-mobile-banner-actions .btn-text {
    background: transparent;
    color: rgba(255, 255, 255, 0.8);
}

.pl-mobile-banner-actions .btn-text:hover {
    color: white;
}

@media (max-width: 768px) {
    /* Show mobile banner on mobile */
    .pl-mobile-banner {
        display: block;
    }

    /* Hide floating tooltip on mobile - it blocks content */
    .onboarding-tooltip {
        display: none !important;
    }

    /* Also hide the highlight effect on mobile */
    .passive-learning-card.highlighted {
        animation: none;
    }
}