@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --primary: #2563eb;
    --primary-light: #dbeafe;
    --primary-dark: #1e40af;
    --secondary: #64748b;
    --bg-light: #f8fafc;
    --text-main: #0f172a;
    --text-muted: #475569;
    --white: #ffffff;
    --card-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --radius: 12px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-light);
    color: var(--text-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

/* Header & Navigation */
header {
    background-color: var(--white);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    padding: 1.5rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

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

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

.nav-link {
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s;
}

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

/* Hero Section */
.hero {
    text-align: center;
    padding: 4rem 1.5rem;
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    color: var(--white);
    margin-bottom: 2rem;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 800;
}

.hero p {
    font-size: 1.1rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

/* Page Card */
.policy-card {
    background: var(--white);
    padding: 3rem;
    border-radius: var(--radius);
    box-shadow: var(--card-shadow);
    margin-bottom: 3rem;
}

h2 {
    font-size: 1.75rem;
    margin: 2.5rem 0 1rem 0;
    color: var(--primary-dark);
}

h2:first-of-type {
    margin-top: 0;
}

h3 {
    font-size: 1.25rem;
    margin: 1.5rem 0 0.75rem 0;
    color: var(--text-main);
}

p {
    margin-bottom: 1.25rem;
    color: var(--text-muted);
}

ul {
    margin-bottom: 1.25rem;
    padding-left: 1.5rem;
}

li {
    margin-bottom: 0.5rem;
    color: var(--text-muted);
}

.last-updated {
    font-size: 0.875rem;
    color: var(--text-muted);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    padding-bottom: 1.5rem;
    margin-bottom: 2rem;
    font-style: italic;
}

/* Footer */
footer {
    background-color: var(--white);
    padding: 4rem 1.5rem;
    border-top: 1px solid rgba(0,0,0,0.05);
    margin-top: 4rem;
}

.footer-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
}

.footer-col h4 {
    margin-bottom: 1.25rem;
    color: var(--text-main);
}

.footer-col p, .footer-col a {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-decoration: none;
    display: block;
    margin-bottom: 0.5rem;
}

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

.copyright {
    text-align: center;
    padding-top: 3rem;
    border-top: 1px solid rgba(0,0,0,0.05);
    margin-top: 3rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Responsive */
@media (max-width: 768px) {
    .policy-card {
        padding: 1.5rem;
    }
    .hero h1 {
        font-size: 2rem;
    }
    .nav-links {
        display: none; /* Mobile menu can be added if needed, keep simple for now */
    }
}