/* Base styles - global reset and typography */

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    background-color: #fafafa;
    color: #333;
    padding-top: 44px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

h1, h2, h3, h4, h5, h6 {
    color: #1d1d1f;
    font-weight: 600;
    margin-top: 1em;
    margin-bottom: 0.5em;
}

h1 {
    font-size: 2.5em;
    margin-top: 0;
    border-bottom: 2px solid #007AFF;
    padding-bottom: 0.3em;
}

h2 {
    font-size: 1.8em;
    color: #333;
}

p {
    margin-bottom: 1.2em;
    text-align: justify;
}

a {
    color: #007AFF;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

ul, ol {
    margin-bottom: 1.2em;
}

li {
    margin-bottom: 0.5em;
}

img {
    max-width: 100%;
    height: auto;
    margin: 1.5em 0;
    display: block;
}

hr {
    border: none;
    border-top: 1px solid #e0e0e0;
    margin: 2em 0;
}

/* Dark mode */
@media (prefers-color-scheme: dark) {
    body {
        background-color: #1a1a1a;
        color: #e0e0e0;
    }

    h1, h2, h3, h4, h5, h6 {
        color: #f0f0f0;
    }

    h1 {
        border-bottom: 2px solid #0A84FF;
    }

    h2 {
        color: #e0e0e0;
    }

    a {
        color: #0A84FF;
    }
}