/* Custom Font */
@font-face {
    font-family: 'Avant Garde';
    src: url('./assets/fonts/ITC Avant Garde Gothic LT Bold.ttf') format('truetype');
    font-weight: bold;
    font-display: swap;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors */
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --secondary: #64748b;
    --accent: #10b981;
    --background: #ffffff;
    --surface: #f8fafc;
    --surface-dark: #f1f5f9;
    --text-primary: #0f172a;    
    --text-secondary: #475569;
    --text-muted: #64748b;
    --border: #e2e8f0;
    --danger: #ef4444;
    --warning: #f59e0b;
    
    /* Typography */
    --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    --font-mono: "JetBrains Mono", "Fira Code", monospace;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    
    /* Breakpoints (for reference) */
    --bp-sm: 640px;
    --bp-md: 768px;
    --bp-lg: 1024px;
    --bp-xl: 1280px;
}

body {
    font-family: var(--font-sans);
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--background);
    overflow-x: hidden;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-md);
    }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--space-md);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    border: none;
    border-radius: 0.5rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.95rem;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

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

.btn-secondary:hover {
    background: var(--surface-dark);
    transform: translateY(-1px);
}

.btn-quiz {
    background: white;
    color: var(--primary);
    border: 3px solid var(--primary);
    font-weight: 600;
}

.btn-quiz:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.btn-large {
    padding: var(--space-md) var(--space-xl);
    font-size: 1.1rem;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) 0;
}

.logo {
    font-family: 'Avant Garde', var(--font-sans);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--primary);
    text-decoration: none;
}

.logo i {
    width: 24px;
    height: 24px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

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

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: var(--space-xs);
    border-radius: var(--radius-sm);
    transition: background-color 0.2s ease;
}

.mobile-menu-toggle:hover {
    background-color: var(--surface);
}

.mobile-menu-toggle i {
    width: 24px;
    height: 24px;
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }
    
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--background);
        border-top: 1px solid var(--border);
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        flex-direction: column;
        gap: 0;
        padding: var(--space-lg) 0;
        display: none;
    }
    
    .nav-links.nav-links-open {
        display: flex;
    }
    
    .nav-link {
        display: block;
        padding: var(--space-md) var(--space-xl);
        border-bottom: 1px solid var(--border);
        width: 100%;
        text-align: left;
    }
    
    .nav-link:last-child {
        border-bottom: none;
    }
    
    .btn.btn-primary {
        margin: var(--space-md) var(--space-xl) 0;
        align-self: flex-start;
    }
}

/* Hero Section */
.hero {
    padding: 8rem 0 1rem;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    text-align: center;
}

.hero-title {
    font-family: 'Avant Garde', var(--font-sans);
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.3;
    display: inline-block;
    background-size: 100% 100%;
    background-repeat: no-repeat;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    padding: 2px 0;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto var(--space-2xl);
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-3xl);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-xl);
    max-width: 1000px;
    margin: 0 auto;
    justify-content: center;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--space-xs);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Footer Footnotes */
.footer-footnotes {
    padding: var(--space-xl) 0;
    border-top: 1px solid #334155;
    margin-top: var(--space-xl);
}

.footer-footnotes p {
    font-size: 0.8rem;
    color: #94a3b8;
    margin-bottom: var(--space-sm);
    line-height: 1.4;
}

.footer-footnotes sup {
    font-weight: 600;
    color: #94a3b8;
}

.footer-footnotes p:target {
    background-color: rgba(37, 99, 235, 0.1);
    border-radius: 0.25rem;
    padding: var(--space-sm);
    margin: 0 -var(--space-sm);
    transition: background-color 0.3s ease;
}

.stat-number sup {
    font-size: 0.5em;
    font-weight: 500;
    color: var(--text-muted);
}

.stat-number sup a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s ease;
}

.stat-number sup a:hover {
    color: var(--primary);
}

@media (max-width: 768px) {
    .hero {
        padding: 6rem 0 1rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
        padding: 0 var(--space-sm);
        text-align: center;
    }
    
    .section-header p {
        font-size: 1rem;
        padding: 0 var(--space-sm);
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.2rem;
        padding: 0 var(--space-sm);
        word-wrap: break-word;
        hyphens: auto;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        padding: 0 var(--space-sm);
        line-height: 1.5;
    }
    
    .hero-cta {
        display: flex !important;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        padding: 0 var(--space-sm);
        text-align: center;
        width: 100%;
    }
    
    .hero-cta .btn-large {
        padding: var(--space-md) var(--space-lg);
        font-size: 0.95rem;
        align-self: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.8rem;
        line-height: 1.1;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
    }
    
    .container {
        padding: 0 var(--space-sm);
    }
    
    .hero-stats {
        gap: var(--space-lg);
        padding: 0 var(--space-xs);
    }
    
    .stat {
        min-width: 0;
        flex: 1;
    }
    
    .stat-number {
        font-size: 1.8rem;
    }
    
    .stat-label {
        font-size: 0.8rem;
        line-height: 1.3;
    }
}
    
.footer-footnotes {
    padding: var(--space-lg) 0;
    text-align: center;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
    padding-bottom: var(--space-xl);
    width: 100%;
}

.section-header h2 {
    font-family: 'Avant Garde', var(--font-sans);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
    text-align: center;
    width: 100%;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    padding: 0 var(--space-lg) var(--space-xl) var(--space-lg);
}

/* Problem Section */
.problem {
    padding: var(--space-3xl) 0;
    background: var(--background);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
}

.problem-card {
    text-align: center;
    padding: var(--space-xl);
    background: var(--surface);
    border-radius: 1rem;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.problem-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.problem-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--danger) 0%, #f97316 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg);
    color: white;
}

.problem-icon i {
    width: 32px;
    height: 32px;
}

/* Solution Section */
.solution {
    padding: var(--space-3xl) 0;
    background: var(--surface);
}

.solution-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-2xl);
}

.solution-card {
    padding: var(--space-2xl);
    background: var(--background);
    border-radius: 1rem;
    border: 1px solid var(--border);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.solution-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
    color: white;
}

.solution-icon i {
    width: 32px;
    height: 32px;
}

.solution-card ul {
    list-style: none;
    margin-top: var(--space-md);
}

.solution-card li {
    padding: var(--space-xs) 0;
    position: relative;
    padding-left: var(--space-lg);
}

.solution-card li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 600;
}

/* Features Section */
.features {
    padding: var(--space-3xl) 0;
    background: var(--background);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
}

.feature-card {
    padding: var(--space-xl);
    background: var(--surface);
    border-radius: 1rem;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--primary);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-md);
    color: white;
}

.feature-icon i {
    width: 24px;
    height: 24px;
}

.feature-card h3 {
    margin-bottom: var(--space-sm);
}

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

/* Use Cases Section */
.use-cases {
    padding: var(--space-3xl) 0;
    background: var(--surface);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-xl);
}

.use-case-card {
    padding: var(--space-2xl);
    background: var(--background);
    border-radius: 1rem;
    border: 1px solid var(--border);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.use-case-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--accent) 0%, #059669 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
    color: white;
}

.use-case-icon i {
    width: 28px;
    height: 28px;
}

/* How It Works Section */
.how-it-works {
    padding: var(--space-3xl) 0;
    background: var(--surface);
}

.workflow-steps {
    display: flex;
    flex-direction: column;
    gap: var(--space-3xl);
    margin-top: var(--space-2xl);
}

.step {
    display: flex;
    gap: var(--space-xl);
    align-items: flex-start;
}

.step-number {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
}

.step-content {
    flex: 1;
}

.step-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
}

.step-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-md);
    font-size: 1.1rem;
}

.step-details {
    margin-top: var(--space-md);
}

.step-details ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.step-details li {
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: var(--space-sm);
    padding-left: var(--space-lg);
    position: relative;
}

.step-details li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
}

.technical-highlight {
    margin-top: var(--space-3xl);
    padding: var(--space-2xl);
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    border-radius: 1rem;
    color: white;
}

.highlight-content {
    display: flex;
    gap: var(--space-lg);
    align-items: center;
}

.highlight-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.highlight-icon i {
    width: 30px;
    height: 30px;
    color: white;
}

.highlight-text h4 {
    font-family: 'Avant Garde', var(--font-sans);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: white;
}

.highlight-text p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
    margin: 0;
}

@media (max-width: 768px) {
    .step {
        flex-direction: column;
        text-align: center;
        gap: var(--space-lg);
    }
    
    .step-number {
        align-self: center;
    }
    
    .highlight-content {
        flex-direction: column;
        text-align: center;
        gap: var(--space-md);
    }
    
    .technical-highlight {
        padding: var(--space-xl);
    }
}

/* CTA Section */
.cta {
    padding: var(--space-3xl) 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    text-align: center;
}

.cta h2 {
    color: white;
    margin-bottom: var(--space-lg);
}

.cta p {
    font-size: 1.1rem;
    margin-bottom: var(--space-2xl);
    opacity: 0.9;
}

/* Why Page Styles */
.why {
    padding: var(--space-3xl) 0;
    background: var(--background);
}

.why-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    margin-top: var(--space-2xl);
}

.why-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: var(--space-2xl);
    transition: all 0.3s ease;
}

.why-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-light);
}

.why-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 16px;
    margin-bottom: var(--space-lg);
}

.why-icon i {
    color: white;
    width: 32px;
    height: 32px;
}

.why-card h3 {
    font-family: 'Avant Garde', var(--font-sans);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
    line-height: 1.3;
}

.why-card > p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    line-height: 1.6;
}

.why-details {
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border);
}

.why-details p {
    margin-bottom: var(--space-md);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

.why-details p:last-child {
    margin-bottom: 0;
}

.why-details strong {
    color: var(--text-primary);
    font-weight: 600;
}

.why-details code {
    background: var(--surface-dark);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.9em;
    color: var(--primary);
}

@media (min-width: 768px) {
    .why-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-xl);
    }
}

@media (min-width: 1024px) {
    .why-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-2xl);
    }
    
    .why-card {
        padding: var(--space-2xl) var(--space-xl);
    }
}

/* Quiz Styles */
.quiz-section {
    padding: var(--space-2xl) 0;
    background: linear-gradient(135deg, var(--surface) 0%, var(--surface-dark) 100%);
}

.quiz-header {
    text-align: center;
    margin-bottom: var(--space-md);
}

.quiz-header h2 {
    font-family: 'Avant Garde', var(--font-sans);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.quiz-header p {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

.quiz-container {
    max-width: 800px;
    margin: 0 auto;
}

.quiz-items {
    display: grid;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
}

.quiz-item {
    background: var(--background);
    border: 2px solid var(--border);
    border-radius: 12px;
    transition: all 0.3s ease;
    overflow: hidden;
}

.quiz-item:hover {
    border-color: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.1);
}

.quiz-checkbox {
    display: flex;
    align-items: flex-start;
    padding: var(--space-md);
    cursor: pointer;
    gap: var(--space-md);
    width: 100%;
}

.quiz-checkbox input[type="checkbox"] {
    display: none;
}

.checkmark {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    border: 2px solid var(--border);
    border-radius: 6px;
    background: var(--background);
    transition: all 0.3s ease;
    position: relative;
    margin-top: 2px;
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
    left: 7px;
    top: 3px;
    width: 6px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.quiz-checkbox input[type="checkbox"]:checked + .checkmark {
    background: var(--primary);
    border-color: var(--primary);
}

.quiz-checkbox input[type="checkbox"]:checked + .checkmark:after {
    display: block;
}

.quiz-checkbox:hover .checkmark {
    border-color: var(--primary-light);
}

.quiz-content h4 {
    font-family: 'Avant Garde', var(--font-sans);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
    line-height: 1.4;
}

.quiz-content p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0;
}

.quiz-results {
    background: var(--background);
    border: 2px solid var(--primary);
    border-radius: 16px;
    padding: var(--space-2xl);
    text-align: center;
    animation: slideIn 0.5s ease-out;
}

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

.score-display {
    margin-bottom: var(--space-2xl);
}

.score-number {
    font-size: 4rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
    margin-bottom: var(--space-md);
}

.score-number span:last-child {
    font-size: 2.5rem;
    color: var(--text-muted);
}

.score-text {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.quiz-cta h3 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
}

.quiz-cta p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
}

/* Quiz responsive */
@media (max-width: 768px) {
    .quiz-header h2 {
        font-size: 2rem;
    }
    
    .quiz-checkbox {
        padding: var(--space-md);
    }
    
    .score-number {
        font-size: 3rem;
    }
    
    .score-number span:last-child {
        font-size: 2rem;
    }
}

/* Sticky Quiz Footer */
.quiz-sticky-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--background);
    border-top: 2px solid var(--primary);
    box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: var(--space-lg) 0;
    animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.sticky-footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
}

.sticky-score {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.sticky-score-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
}

.sticky-score-number span:last-child {
    font-size: 1.25rem;
    color: var(--text-muted);
}

.sticky-score-text {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.sticky-message {
    flex: 1;
    font-size: 1rem;
    color: var(--text-primary);
    font-weight: 600;
    text-align: center;
}

.sticky-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.sticky-actions .btn {
    padding: var(--space-sm) var(--space-md);
    font-size: 0.9rem;
}

/* Responsive sticky footer */
@media (max-width: 768px) {
    .sticky-footer-content {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
    
    .sticky-score {
        justify-content: center;
    }
    
    .sticky-message {
        font-size: 0.9rem;
    }
    
    .sticky-actions {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .sticky-actions .btn {
        margin: 0 var(--space-xs);
    }
}

/* Add bottom padding to body when sticky footer is visible */
body.quiz-sticky-active {
    padding-bottom: 120px;
}

@media (max-width: 768px) {
    body.quiz-sticky-active {
        padding-bottom: 180px;
    }
}

/* Footer */
.footer {
    background: var(--text-primary);
    color: white;
    padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

.footer-brand .logo {
    color: white;
    margin-bottom: var(--space-md);
}

.footer-brand p {
    color: #94a3b8;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--space-xl);
}

.footer-column h4 {
    margin-bottom: var(--space-md);
    color: white;
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: var(--space-sm);
}

.footer-column a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-column a:hover {
    color: white;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-lg);
    border-top: 1px solid #334155;
}

.footer-legal p {
    color: #94a3b8;
    font-size: 0.9rem;
}

.footer-europe {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: #94a3b8;
    font-size: 0.9rem;
}

.eu-flag {
    font-size: 1.2rem;
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
}

/* Modal Styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: var(--space-lg);
}

.modal-content {
    background: var(--background);
    border-radius: 1rem;
    padding: var(--space-2xl);
    max-width: 500px;
    width: 100%;
    position: relative;
}

.modal-close {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-secondary);
}

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

/* Form Styles */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--space-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--space-md);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    font-size: 1rem;
    transition: border-color 0.2s ease;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

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

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.hidden { display: none; }
.visible { display: block; }

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

/* Pitch Page Styles */
.pitch-section {
    padding: var(--space-3xl) 0;
    background: var(--surface);
}

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

.pitch-header h2 {
    font-family: 'Avant Garde', var(--font-sans);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
}

.pitch-header p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.role-selector {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.role-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-lg);
    background: var(--background);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.role-btn:hover {
    border-color: var(--primary-light);
    background: var(--surface-light);
    transform: translateY(-2px);
}

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

.role-btn i {
    width: 32px;
    height: 32px;
}

.argument-content {
    max-width: 1000px;
    margin: 0 auto;
}

.argument-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
    padding: var(--space-xl);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border-radius: var(--radius-lg);
}

.argument-header h3 {
    font-family: 'Avant Garde', var(--font-sans);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
}

.argument-header h3 i {
    width: 32px;
    height: 32px;
}

.role-description {
    font-size: 1.125rem;
    opacity: 0.9;
}

.argument-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.argument-card {
    background: var(--background);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.argument-card h4 {
    font-family: 'Avant Garde', var(--font-sans);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
}

.argument-card p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-sm);
}

.argument-card p:last-child {
    margin-bottom: 0;
}

.argument-card strong {
    color: var(--text-primary);
    font-weight: 600;
}

.argument-summary {
    background: var(--surface-light);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--primary);
}

.argument-summary h4 {
    font-family: 'Avant Garde', var(--font-sans);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
}

.argument-summary ul {
    list-style: none;
    padding: 0;
}

.argument-summary li {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-md);
    padding-left: var(--space-lg);
    position: relative;
}

.argument-summary li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: bold;
    font-size: 1.25rem;
}

.developer-cta {
    margin-top: var(--space-xl);
    padding: var(--space-lg);
    background: var(--primary);
    border-radius: var(--radius-md);
    text-align: center;
}

.developer-cta p {
    font-size: 1.125rem;
    font-weight: 600;
    color: white;
    margin-bottom: var(--space-md);
}

.developer-cta .btn {
    background: white;
    color: var(--primary);
    border: 2px solid white;
}

.developer-cta .btn:hover {
    background: var(--surface-light);
    color: var(--primary-dark);
}

@media (max-width: 768px) {
    .role-selector {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-sm);
    }
    
    .role-btn {
        padding: var(--space-md);
        font-size: 0.9rem;
    }
    
    .role-btn span {
        font-size: 0.8rem;
    }
    
    .argument-header h3 {
        font-size: 1.5rem;
        flex-direction: column;
        gap: var(--space-sm);
    }
    
    .argument-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .argument-card {
        padding: var(--space-lg);
    }
}

/* Pricing Page Styles */
.pricing-hero {
    padding: 8rem 0 4rem;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    text-align: center;
}

.pricing-hero-content h1 {
    font-family: 'Avant Garde', var(--font-sans);
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.pricing-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Pricing Philosophy */
.pricing-philosophy {
    padding: var(--space-3xl) 0;
    background: var(--background);
}

.pricing-philosophy h2 {
    font-family: 'Avant Garde', var(--font-sans);
    text-align: center;
    margin-bottom: var(--space-2xl);
}

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

.philosophy-card {
    text-align: center;
    padding: var(--space-xl);
    background: var(--surface);
    border-radius: 1rem;
    border: 1px solid var(--border);
}

.philosophy-card h3 {
    font-family: 'Avant Garde', var(--font-sans);
}

.philosophy-icon {
    width: 64px;
    height: 64px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg);
    color: white;
}

.philosophy-icon i {
    width: 32px;
    height: 32px;
}

/* Early Stage Section */
.early-stage {
    padding: var(--space-3xl) 0;
    background: var(--surface);
}

.early-stage-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: var(--accent);
    color: white;
    border-radius: 2rem;
    font-weight: 500;
    margin-bottom: var(--space-xl);
}

.early-stage-badge i {
    width: 16px;
    height: 16px;
}

.early-stage-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.early-stage h2 {
    font-family: 'Avant Garde', var(--font-sans);
}

.early-stage-benefits {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
    text-align: left;
}

.benefit-item {
    display: flex;
    gap: var(--space-lg);
    align-items: flex-start;
}

.benefit-item i {
    width: 60px !important;
    height: 60px !important;
    color: var(--accent);
    flex-shrink: 0;
    margin-top: var(--space-xs);
}

.benefit-item svg {
    width: 60px !important;
    height: 60px !important;
    color: var(--accent);
}

.benefit-item h4 {
    font-family: 'Avant Garde', var(--font-sans);
}

/* Pricing Cards */
.pricing-preview {
    padding: var(--space-3xl) 0;
    background: var(--background);
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.pricing-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 1rem;
    overflow: hidden;
    position: relative;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.pricing-card.featured {
    border: 2px solid var(--primary);
    transform: scale(1.05);
}

.pricing-badge {
    position: absolute;
    top: 0;
    right: 0;
    background: var(--primary);
    color: white;
    padding: var(--space-sm) var(--space-lg);
    border-bottom-left-radius: 1rem;
    font-size: 0.9rem;
    font-weight: 500;
}

.pricing-header {
    padding: var(--space-xl) var(--space-xl) var(--space-lg);
    text-align: center;
}

.pricing-header h3 {
    font-family: 'Avant Garde', var(--font-sans);
    margin-bottom: var(--space-sm);
}

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

.pricing-body {
    padding: 0 var(--space-xl) var(--space-xl);
}

.price-placeholder {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.price-text {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    display: block;
}

.price-note {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.price-annual {
    font-size: 0.85rem;
    color: var(--text-muted);
    display: block;
    margin-top: var(--space-xs);
}

.scale-note {
    margin-top: var(--space-lg);
    padding: var(--space-md);
    background: var(--surface-dark);
    border-radius: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.feature-list {
    list-style: none;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
    color: var(--text-secondary);
}

.feature-list i {
    width: 16px;
    height: 16px;
    color: var(--accent);
    flex-shrink: 0;
}

.pricing-note {
    margin-top: var(--space-2xl);
    text-align: center;
    padding: var(--space-lg);
    background: var(--surface);
    border-radius: 0.75rem;
    border: 1px solid var(--border);
}

.pricing-principles {
    margin-top: var(--space-2xl);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
}

.principle-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--surface);
    border-radius: 0.75rem;
    border: 1px solid var(--border);
}

.principle-item i {
    width: 20px;
    height: 20px;
    color: var(--accent);
    flex-shrink: 0;
}

.principle-item span {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* Pricing CTA */
.pricing-cta {
    padding: var(--space-3xl) 0;
    background: var(--surface);
    text-align: center;
}

.pricing-cta h2 {
    font-family: 'Avant Garde', var(--font-sans);
}

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

/* Pricing FAQ */
.pricing-faq {
    padding: var(--space-3xl) 0;
    background: var(--background);
}

.pricing-faq .section-header h2 {
    font-family: 'Avant Garde', var(--font-sans);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.faq-item {
    padding: var(--space-xl);
    background: var(--surface);
    border-radius: 1rem;
    border: 1px solid var(--border);
}

.faq-item h3 {
    font-family: 'Avant Garde', var(--font-sans);
    margin-bottom: var(--space-md);
    color: var(--primary);
}

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

/* Responsive Pricing */
@media (max-width: 768px) {
    .pricing-hero-content h1 {
        font-size: 2.5rem;
    }
    
    .pricing-cards {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .early-stage-benefits {
        grid-template-columns: 1fr;
    }
    
    .philosophy-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-principles {
        grid-template-columns: 1fr;
    }
    
    .principle-item {
        flex-direction: column;
        text-align: center;
        gap: var(--space-sm);
    }
}

/* Privacy Policy Styles */
.privacy-content {
    padding: var(--space-3xl) 0;
    background: var(--background);
}

.privacy-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.privacy-section {
    margin-bottom: var(--space-3xl);
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid var(--border);
}

.privacy-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.privacy-section h2 {
    font-family: 'Avant Garde', var(--font-sans);
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--space-lg);
}

.privacy-section h3 {
    font-family: 'Avant Garde', var(--font-sans);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: var(--space-xl) 0 var(--space-md) 0;
}

.privacy-section p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.privacy-section ul {
    margin: var(--space-md) 0;
    padding-left: var(--space-lg);
}

.privacy-section li {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-sm);
}

.privacy-section li strong {
    color: var(--text-primary);
}

.privacy-section a {
    color: var(--primary);
    text-decoration: none;
}

.privacy-section a:hover {
    text-decoration: underline;
}

.privacy-meta {
    background: var(--surface);
    padding: var(--space-lg);
    border-radius: 0.5rem;
    border: 1px solid var(--border);
    margin-top: var(--space-lg);
}

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

.privacy-meta p:first-child {
    margin-bottom: var(--space-sm);
}

.contact-info {
    background: var(--surface-light);
    padding: var(--space-lg);
    border-radius: 0.5rem;
    border-left: 4px solid var(--primary);
    margin: var(--space-md) 0;
}

.contact-info p {
    margin: 0;
    color: var(--text-primary);
}

/* Responsive Privacy */
@media (max-width: 768px) {
    .privacy-wrapper {
        padding: 0 var(--space-md);
    }
    
    .privacy-section h2 {
        font-size: 1.75rem;
    }
    
    .privacy-section h3 {
        font-size: 1.25rem;
    }
    
    .privacy-section ul {
        padding-left: var(--space-md);
    }
}