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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #fff;
}

header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 3rem 1rem;
    text-align: center;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.tagline {
    font-size: 1.2rem;
    opacity: 0.95;
}

nav {
    background: #f8f9fa;
    padding: 1rem;
    text-align: center;
    border-bottom: 1px solid #dee2e6;
}

nav a {
    color: #495057;
    text-decoration: none;
    padding: 0.5rem 1rem;
    margin: 0 0.5rem;
    display: inline-block;
    transition: color 0.3s;
}

nav a:hover {
    color: #667eea;
}

main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

section {
    margin-bottom: 4rem;
}

.hero {
    text-align: center;
    padding: 3rem 0;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #212529;
}

.hero p {
    font-size: 1.3rem;
    color: #6c757d;
    margin-bottom: 2rem;
}

.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat {
    text-align: center;
}

.stat .number {
    display: block;
    font-size: 2.5rem;
    font-weight: bold;
    color: #667eea;
    margin-bottom: 0.5rem;
}

.stat .label {
    display: block;
    color: #6c757d;
    font-size: 1rem;
}

.features h2,
.comparison h2,
.cta h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    text-align: center;
    color: #212529;
}

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

.feature {
    padding: 2rem;
    background: #f8f9fa;
    border-radius: 8px;
    text-align: center;
}

.feature h3 {
    color: #495057;
    margin-bottom: 1rem;
}

.feature p {
    color: #6c757d;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 0 auto;
    max-width: 800px;
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #dee2e6;
}

th {
    background: #f8f9fa;
    font-weight: 600;
}

.cta {
    text-align: center;
    padding: 3rem;
    background: #f8f9fa;
    border-radius: 8px;
}

.cta p {
    color: #6c757d;
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

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

.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    text-decoration: none;
    border-radius: 5px;
    transition: transform 0.2s, box-shadow 0.2s;
    font-weight: 500;
}

.btn.primary {
    background: #667eea;
    color: white;
}

.btn.secondary {
    background: white;
    color: #667eea;
    border: 2px solid #667eea;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

footer {
    background: #212529;
    color: #adb5bd;
    text-align: center;
    padding: 2rem;
    margin-top: 4rem;
}

footer p {
    margin: 0.5rem 0;
}

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

    .hero h2 {
        font-size: 2rem;
    }

    .stat .number {
        font-size: 2rem;
    }

    nav a {
        display: block;
        margin: 0.25rem 0;
    }
}