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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #000;
    background: #fff;
    padding: 40px 20px;
    max-width: 650px;
    margin: 0 auto;
}

.header-container {
    margin-bottom: 60px;
}

.site-identity {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.site-name {
    font-size: 24px;
    font-weight: 600;
    color: #000;
    letter-spacing: -0.02em;
}

nav {
    display: flex;
    gap: 20px;
    padding-left: 4px;
    /* Align slightly with the text above */
}

nav a {
    color: #000;
    text-decoration: none;
    font-size: 14px;
}

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

h1 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 30px;
    line-height: 1.3;
}

h2 {
    font-size: 20px;
    font-weight: 600;
    margin-top: 40px;
    margin-bottom: 15px;
}

p {
    margin-bottom: 20px;
    font-size: 16px;
}

a {
    color: #000;
    text-decoration: underline;
}

a:hover {
    opacity: 0.6;
}

ul {
    margin-left: 20px;
    margin-bottom: 20px;
}

li {
    margin-bottom: 8px;
    font-size: 16px;
}

code {
    background: #f5f5f5;
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
}

blockquote {
    border-left: 3px solid #000;
    padding-left: 20px;
    margin: 30px 0;
    font-style: italic;
    opacity: 0.8;
}

/* Email Form */
#email-form {
    margin-top: 30px;
    display: flex;
    gap: 10px;
}

#email-form input {
    flex: 1;
    padding: 10px 15px;
    border: 1px solid #000;
    border-radius: 4px;
    font-size: 14px;
    font-family: inherit;
}

#email-form button {
    padding: 10px 20px;
    background: #000;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    font-family: inherit;
}

#email-form button:hover {
    opacity: 0.8;
}

/* Download Section */
.download-section {
    margin: 40px 0;
    text-align: center;
}

.download-btn {
    display: inline-block;
    padding: 15px 30px;
    background: #000;
    color: #fff;
    text-decoration: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 500;
    transition: opacity 0.2s;
}

.download-btn:hover {
    opacity: 0.8;
}

.version {
    margin-top: 10px;
    font-size: 14px;
    opacity: 0.6;
}

/* Mobile */
@media (max-width: 600px) {
    body {
        padding: 30px 15px;
    }

    h1 {
        font-size: 24px;
    }

    #email-form {
        flex-direction: column;
    }
}