/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --text-color: #333;
    --light-bg: #f8f9fa;
    --border-color: #ddd;
    --white: #ffffff;
}

html, body {
    height: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white);
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

/* Navigation Bar */
.navbar {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 1rem 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--white);
}

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

.nav-menu a {
    color: var(--white);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.nav-menu a:hover {
    background-color: rgba(255,255,255,0.1);
}

.nav-menu a.active {
    background-color: var(--secondary-color);
}

/* Main Content */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
    width: 100%;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 3rem 0;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    border-radius: 8px;
    margin-bottom: 3rem;
}

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

.hero p {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* Apps Section */
.apps-section {
    margin-bottom: 3rem;
}

.apps-section h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--primary-color);
}

.apps-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.app-card {
    background-color: var(--light-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.app-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.app-card h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.app-card p {
    margin-bottom: 1rem;
}

.app-card a {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: bold;
}

.app-card a:hover {
    text-decoration: underline;
}

.no-apps {
    text-align: center;
    font-style: italic;
    color: #666;
    padding: 2rem;
}

/* About Section */
.about-section {
    max-width: 800px;
}

.about-section h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.about-section h2 {
    font-size: 1.5rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.about-section ul {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

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

.company-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.info-item {
    background-color: var(--light-bg);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--secondary-color);
}

.info-item h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

/* Policy Section */
.policy-section {
    max-width: 800px;
}

.policy-section h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.last-updated {
    color: #666;
    font-style: italic;
    margin-bottom: 2rem;
}

.policy-section h2 {
    font-size: 1.3rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.policy-section ul {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

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

.footer-note {
    margin-top: 2rem;
    padding: 1rem;
    background-color: var(--light-bg);
    border-left: 4px solid var(--secondary-color);
    border-radius: 4px;
}

/* Footer */
footer {
    background-color: var(--primary-color);
    color: var(--white);
    text-align: center;
    padding: 2rem;
    margin-top: 3rem;
    border-top: 1px solid var(--border-color);
}

footer p {
    margin: 0.5rem 0;
}

footer a {
    color: var(--secondary-color);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-menu {
        gap: 1rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .apps-container {
        grid-template-columns: 1fr;
    }

    main {
        padding: 2rem 1rem;
    }

    .about-section h1,
    .policy-section h1 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 1.2rem;
    }

    .nav-menu {
        gap: 0.5rem;
        flex-direction: column;
    }

    .nav-menu a {
        padding: 0.5rem;
        text-align: center;
    }

    .hero h1 {
        font-size: 1.5rem;
    }

    .hero p {
        font-size: 0.95rem;
    }

    .about-section h1,
    .policy-section h1 {
        font-size: 1.5rem;
    }

    .about-section h2,
    .policy-section h2 {
        font-size: 1.1rem;
    }
}