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

body {
    font-family: Arial, sans-serif;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
}

header {
    background-color: #2c3e50;
    padding: 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

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

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

.nav-menu li {
    display: inline;
}

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

.nav-menu a:hover {
    background-color: #34495e;
}

.nav-menu a.active {
    background-color: #3498db;
}

main {
    flex: 1;
    padding: 3rem 0;
}

main h1 {
    font-size: 2.5rem;
    color: #2c3e50;
    margin-bottom: 1rem;
}

main p {
    font-size: 1.1rem;
    color: #555;
    line-height: 1.6;
}

footer {
    background-color: #2c3e50;
    color: white;
    padding: 3rem 0 1rem;
    margin-top: auto;
}

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

.footer-section h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: #3498db;
}

.footer-section p {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

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

.footer-section ul li a {
    color: white;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #3498db;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #34495e;
}

.footer-bottom p {
    color: #bdc3c7;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }

    nav {
        flex-direction: column;
        gap: 1rem;
    }

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

    main h1 {
        font-size: 2rem;
    }

    main p {
        font-size: 1rem;
    }

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

    footer {
        padding: 2rem 0 1rem;
    }
}

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

    main h1 {
        font-size: 1.5rem;
    }

    main {
        padding: 2rem 0;
    }
}