/* ========== Global Styles ========== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Helvetica Neue', Arial, sans-serif;
    color: #333;
}

body {
    background-color: #f0f2f5;
    line-height: 1.6;
    font-size: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* ========== Header & Navigation ========== */

header {
    background-color: #ffffff;
    width: 100%;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 10;
}

.top-nav {
    max-width: 800px;
    margin: 0 auto;
    text-align: right;
    padding-right: 20px;
}

.top-nav a {
    color: #0073e6;
    text-decoration: none;
    font-weight: 500;
    font-size: 1em;
    margin-left: 20px;
    transition: color 0.3s ease, text-decoration 0.3s ease;
}

.top-nav a:hover {
    color: #005bb5;
    text-decoration: underline;
}

/* ========== Main Content ========== */

main {
    max-width: 800px;
    margin: 20px auto;
    padding: 30px;
    background-color: #ffffff;
    border-radius: 10px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

h1, h2, h3 {
    color: #333;
    margin-bottom: 15px;
}

h1 {
    font-size: 2em;
    font-weight: bold;
    color: #005bb5;
}

h2 {
    font-size: 1.5em;
    font-weight: bold;
    color: #0073e6;
}

p {
    margin-bottom: 20px;
    line-height: 1.8;
    color: #555;
}

a {
    color: #0073e6;
    text-decoration: none;
}

a:hover {
    color: #005bb5;
    text-decoration: underline;
}

/* ========== Footer ========== */

footer {
    max-width: 800px;
    padding: 15px;
    text-align: center;
    color: #777;
    font-size: 0.9em;
    margin: 30px auto;
    border-top: 1px solid #ddd;
}

/* ========== Button Style (Optional for Call to Action) ========== */

.button {
    display: inline-block;
    background-color: #0073e6;
    color: #fff;
    padding: 10px 20px;
    border-radius: 5px;
    text-align: center;
    font-weight: bold;
    transition: background-color 0.3s ease;
    text-decoration: none;
}

.button:hover {
    background-color: #005bb5;
}