/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #3b82f6;
    --primary-hover: #2563eb;
    --secondary: #64748b;
    --background: #0f172a;
    --surface: #1e293b;
    --border: #334155;
    --text: #f8fafc;
    --text-muted: #94a3b8;
    --text-secondary: #cbd5e1;
    --destructive: #ef4444;
    --success: #10b981;
    --warning: #f59e0b;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--background);
    color: var(--text);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Navigation */
.navbar {
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background-color: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(8px);
    z-index: 50;
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--text);
}

.logo-icon {
    width: 2rem;
    height: 2rem;
    color: var(--primary);
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
}

.nav-links {
    display: flex;
    gap: 1rem;
    align-items: center;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s;
    cursor: pointer;
    border: 1px solid transparent;
}

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

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

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

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

/* Hero Section */
.hero {
    padding: 6rem 0;
    text-align: center;
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.hero-content h1 span {
    color: var(--primary);
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 42rem;
    margin: 0 auto 2rem;
}

.hero-description span {
    color: var(--primary);
    font-weight: 600;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

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

.icon {
    width: 1rem;
    height: 1rem;
}

/* Platforms Section */
.platforms {
    padding: 4rem 0;
    border-top: 1px solid var(--border);
    text-align: center;
}

.platform-label {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-bottom: 2rem;
}

.platform-grid {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.platform-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    opacity: 0.6;
    transition: opacity 0.2s;
}

.platform-item:hover {
    opacity: 1;
}

.platform-icon {
    width: 1.5rem;
    height: 1.5rem;
}

/* Research Section */
.research {
    padding: 6rem 0;
    background-color: rgba(30, 41, 59, 0.5);
}

.research-header {
    text-align: center;
    margin-bottom: 4rem;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    background-color: var(--destructive);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.research-header h2 {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.research-header p {
    color: var(--text-muted);
    max-width: 42rem;
    margin: 0 auto;
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.research-card {
    background-color: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    padding: 2rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.card-icon {
    width: 2.5rem;
    height: 2.5rem;
    color: var(--destructive);
    margin-bottom: 1rem;
}

.research-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.research-card p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.research-link {
    color: var(--primary);
    font-size: 0.75rem;
    text-decoration: none;
}

.research-link:hover {
    text-decoration: underline;
}

.research-cta {
    background-color: rgba(59, 130, 246, 0.1);
    border-radius: 0.75rem;
    padding: 2rem;
    text-align: center;
}

.research-cta h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.research-cta p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

/* How It Works Section */
.how-it-works {
    padding: 6rem 0;
    border-top: 1px solid var(--border);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--text-muted);
    max-width: 42rem;
    margin: 0 auto;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.step {
    text-align: center;
}

.step-number {
    width: 4rem;
    height: 4rem;
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1rem;
}

.step h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.step p {
    color: var(--text-muted);
}

/* Stats Section */
.stats {
    padding: 6rem 0;
    background-color: rgba(59, 130, 246, 0.05);
    text-align: center;
}

.stats h2 {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 3rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

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

.stats-disclaimer {
    color: var(--text-muted);
    max-width: 42rem;
    margin: 0 auto;
    font-size: 0.875rem;
}

/* Waitlist Section */
.waitlist {
    padding: 6rem 0;
    border-top: 1px solid var(--border);
}

.waitlist-content {
    max-width: 42rem;
    margin: 0 auto;
    text-align: center;
}

.waitlist-form {
    background-color: var(--surface);
    border: 2px solid var(--border);
    border-radius: 0.75rem;
    padding: 2rem;
    margin: 2rem 0;
}

.waitlist-form h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.waitlist-form p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.form-group input {
    padding: 0.5rem;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    background-color: var(--background);
    color: var(--text);
    font-size: 0.875rem;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
}

.waitlist-benefits {
    margin-top: 2rem;
}

.waitlist-benefits p {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

/* Footer */
.footer {
    border-top: 1px solid var(--border);
    padding: 3rem 0;
}

.footer-content {
    display: grid;
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-brand .logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
}

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

.footer-bottom {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.25rem;
    }
    
    .hero-description {
        font-size: 1.125rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .research-grid {
        grid-template-columns: 1fr;
    }
    
    .steps-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .nav-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-links {
        flex-direction: column;
        width: 100%;
    }
    
    .nav-links .btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 0.5rem;
    }
    
    .hero {
        padding: 4rem 0;
    }
    
    .research,
    .how-it-works,
    .stats,
    .waitlist {
        padding: 4rem 0;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
}