/* Ground - Landing Page Styles */

:root {
    --color-bg: #ffffff;
    --color-text: #1a1a1a;
    --color-text-muted: #666666;
    --color-primary: #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-border: #e5e7eb;
    --color-bg-alt: #f9fafb;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, monospace;
    --max-width: 1200px;
    --content-width: 800px;
}

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

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
header {
    border-bottom: 1px solid var(--color-border);
    padding: 1rem 2rem;
}

nav {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.95rem;
}

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

/* Main Content */
main {
    flex: 1;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 2rem;
    width: 100%;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 4rem 0;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.tagline {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto 2rem;
}

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

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s;
}

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

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

.btn-secondary {
    background: var(--color-bg);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

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

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

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

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

.feature {
    padding: 1.5rem;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    background: var(--color-bg);
}

.feature h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.feature p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* MCP Section */
.mcp-section {
    padding: 3rem;
    background: var(--color-bg-alt);
    border-radius: 12px;
    margin: 2rem 0;
}

.mcp-section h2 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.mcp-section ul {
    margin: 1rem 0 1rem 1.5rem;
}

.mcp-section li {
    margin-bottom: 0.5rem;
}

.mcp-section em {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    background: var(--color-bg);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    border: 1px solid var(--color-border);
}

/* Legal Content */
.legal-content {
    max-width: var(--content-width);
}

.legal-content h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.last-updated {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

.legal-content section {
    margin-bottom: 2rem;
}

.legal-content h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
}

.legal-content h3 {
    font-size: 1.1rem;
    margin: 1rem 0 0.5rem;
}

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

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

/* Footer */
footer {
    border-top: 1px solid var(--color-border);
    padding: 2rem;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.footer-links {
    margin-top: 1rem;
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.footer-links a {
    color: var(--color-text-muted);
    text-decoration: none;
}

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

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

    .tagline {
        font-size: 1rem;
    }

    .nav-links {
        gap: 1rem;
    }

    header {
        padding: 1rem;
    }

    main {
        padding: 1rem;
    }
}