:root {
    --primary-color: #005a87;
    --accent-color: #FFC107;
    --bg-color: #f5f6f5;
    --container-bg: #FFFFFF;
    --text-color: #333;
    --highlight-bg: #FFF3E0;
    --footer-text: #666;
    --social-bg: #f9f9f9;
}

body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    background-color: var(--bg-color);
    color: var(--text-color);
}

.container {
    max-width: 900px;
    margin: 0 auto;
    background: var(--container-bg);
    padding: 40px;
    border-radius: 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.header {
    background-color: var(--primary-color);
    color: var(--container-bg);
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

h1 {
    font-size: 28px;
    margin: 0;
    font-weight: bold;
    line-height: 1.2;
}

h2 {
    font-size: 22px;
    color: var(--primary-color);
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 5px;
    margin-top: 30px;
}

p {
    font-size: 16px;
    margin: 15px 0;
}

.highlight {
    background-color: var(--highlight-bg);
    padding: 15px;
    border-left: 4px solid var(--accent-color);
    margin: 20px 0;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: bold;
}

a:hover {
    color: var(--accent-color);
    text-decoration: underline;
}

.inactive-link {
    color: var(--text-color);
    text-decoration: none;
    cursor: default;
    pointer-events: none;
    display: inline;
}

ul {
    padding-left: 20px;
    list-style-type: none;
}

li {
    margin: 15px 0;
    position: relative;
    padding-left: 20px;
}

li:before {
    content: "→";
    color: var(--accent-color);
    position: absolute;
    left: 0;
}

.center {
    text-align: center;
}

.button {
    display: inline-block;
    background-color: var(--primary-color);
    color: var(--container-bg);
    padding: 10px 20px;
    border-radius: 5px;
    text-decoration: none;
    margin-top: 15px;
    margin-bottom: 15px;
}

.button:hover {
    background-color: var(--accent-color);
    color: var(--primary-color);
    text-decoration: none;
}

.button.hidden {
    display: none;
}

.social-media-container {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 20px 0;
    padding: 15px;
    background: var(--social-bg);
    border-radius: 8px;
}

.social-icon {
    width: 32px;
    height: 32px;
    fill: var(--primary-color);
    transition: fill 0.3s ease, transform 0.3s ease;
}

.social-icon:hover {
    fill: var(--accent-color);
    transform: scale(1.1);
}

.aiaa-logo {
    height: 60px;
    width: auto;
    margin-right: 15px;
}

.back-link {
    display: inline-block;
    margin-bottom: 20px;
}

footer {
    font-size: 12px;
    font-style: italic;
    color: var(--footer-text);
    text-align: center;
    padding: 20px 0;
    margin-top: 30px;
}

.footer-links {
    margin-top: 10px;
    font-size: 10px;
    font-style: normal;
}

.footer-links a {
    color: var(--footer-text);
    text-decoration: none;
    margin: 0 5px;
    font-weight: normal;
}

.footer-links a:hover {
    color: var(--accent-color);
    text-decoration: underline;
}

@media (max-width: 600px) {
    .container {
        padding: 20px;
    }

    .header {
        flex-direction: column;
        padding: 15px;
    }

    h1 {
        font-size: 20px;
        text-align: center;
    }

    h2 {
        font-size: 20px;
    }

    p, li {
        font-size: 14px;
    }

    .aiaa-logo {
        height: 50px;
        width: auto;
        margin-right: 0;
        margin-bottom: 10px;
    }

    footer {
        font-size: 10px;
    }
}