:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --secondary-color: #ec4899;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --background: #ffffff;
    --surface: #f9fafb;
    --border: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --radius: 0.5rem;
    --radius-lg: 0.75rem;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.navbar {
    background: var(--background);
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0;
}

.nav-brand a {
    text-decoration: none;
    color: inherit;
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.2s ease;
    font-size: 0.9rem;
}

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

.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 6rem 0;
    text-align: center;
}

.hero-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.hero-logo {
    width: 120px;
    height: 120px;
    margin-bottom: 2rem;
    border-radius: 50%;
    box-shadow: var(--shadow-lg);
    object-fit: cover;
}

.hero h2 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-button {
    background: white;
    color: var(--primary-color);
    padding: 0.75rem 2rem;
    border: none;
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-md);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.features {
    padding: 6rem 0;
    background-color: var(--surface);
}

.features h3 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.features-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.25rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.feature-card {
    background: var(--background);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.feature-image {
    width: 100px;
    height: 100px;
    margin-bottom: 1.5rem;
    border-radius: var(--radius-lg);
    object-fit: cover;
    box-shadow: var(--shadow-md);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover .feature-image {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.feature-card h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.about {
    padding: 4rem 0;
    background-color: var(--background);
}

.about h3 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.about p {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.125rem;
    line-height: 1.8;
}

.policy-content {
    padding: 3rem 0;
    background-color: var(--background);
    min-height: calc(100vh - 200px);
}

.policy-content h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
    text-align: center;
}

.policy-content .container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.policy-content section {
    margin-bottom: 2.5rem;
}

.policy-content h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border);
    padding-bottom: 0.5rem;
}

.policy-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.policy-content p,
.policy-content li {
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    line-height: 1.7;
}

.policy-content ul {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.policy-content li {
    margin-bottom: 0.5rem;
}

.last-updated {
    text-align: center;
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 3rem;
}

footer {
    background-color: var(--surface);
    border-top: 1px solid var(--border);
    padding: 2rem 0;
    text-align: center;
    color: var(--text-secondary);
}

.footer-links {
    margin-top: 1rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    margin: 0 1rem;
    font-size: 0.9rem;
    transition: color 0.2s ease;
}

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

@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 0.75rem;
        padding: 0 1rem;
    }

    .nav-menu {
        flex-direction: row;
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero h2 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .features h3,
    .about h3,
    .policy-content h1 {
        font-size: 2rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .feature-card {
        padding: 1.5rem;
    }

    .policy-content .container {
        padding: 0 1rem;
    }

    .footer-links a {
        display: block;
        margin: 0.5rem 0;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 4rem 0;
    }

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

    .features {
        padding: 4rem 0;
    }

    .feature-card {
        padding: 1.25rem;
    }

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

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.scroll-indicator {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform-origin: left;
    transform: scaleX(0);
    z-index: 1000;
    transition: transform 0.1s ease;
}

@media (prefers-reduced-motion: reduce) {
    * {
        transition-duration: 0.01ms !important;
    }
}