:root {
    --primary-color: #2563eb;
    --text-color: #1f2937;
    --background-color: #ffffff;
    --secondary-background: #f3f4f6;
    --spacing: 2rem;
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
}

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

/* Header styles */
header {
    background-color: var(--background-color);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

nav a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
}

/* Hero section */
.hero {
    background-color: var(--secondary-background);
    padding: 4rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.lead {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: #4b5563;
}

.cta-button {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    padding: 1rem 2rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.3s;
}

.cta-button:hover {
    background-color: #1d4ed8;
}

/* Features section */
.features {
    padding: 4rem 0;
}

.features h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2rem;
}

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

.feature-card {
    padding: 2rem;
    background-color: var(--secondary-background);
    border-radius: 0.5rem;
}

.feature-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

/* Privacy page styles */
.privacy-content {
    padding: 4rem 0;
    max-width: 800px;
}

.privacy-content h1 {
    margin-bottom: 2rem;
}

.privacy-content h2 {
    margin: 2rem 0 1rem;
}

.privacy-content ul {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

/* Contact section */
.contact-section {
    text-align: center;
    padding: 4rem 0;
}

.contact-section h2 {
    margin-bottom: 1rem;
}

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

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

/* Footer */
footer {
    background-color: var(--secondary-background);
    padding: 2rem 0;
    margin-top: 4rem;
}

footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Responsive design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

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

    footer .container {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    nav {
        flex-direction: column;
        gap: 1rem;
    }

    nav ul {
        gap: 1rem;
    }
}