the-quantum-blueprint/docs/css/medium.css

:root {
    --bg-color: #ffffff;
    --text-color: #242424;
    --meta-color: #6b6b6b;
    --link-color: #1a8917;
    --font-serif: charter, Georgia, Cambria, "Times New Roman", Times, serif;
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-serif);
    font-size: 20px;
    line-height: 1.58;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
}

/* Preservation Header */
.site-header {
    background-color: #f9f9f9;
    border-bottom: 1px solid #e0e0e0;
    padding: 15px 20px;
    font-family: var(--font-sans);
    font-size: 14px;
    text-align: center;
}
.preservation-notice {
    max-width: 680px;
    margin: 0 auto;
    color: #555;
}
.preservation-notice a {
    color: var(--link-color);
    text-decoration: none;
}
.preservation-notice a:hover {
    text-decoration: underline;
}

/* Main Post Layout */
.post-content {
    max-width: 680px;
    margin: 40px auto;
    padding: 0 20px;
}

.post-header {
    margin-bottom: 40px;
    font-family: var(--font-sans);
}
.post-title {
    font-size: 42px;
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: 10px;
    color: #000;
    letter-spacing: -0.02em;
}
.post-subtitle {
    font-size: 22px;
    color: var(--meta-color);
    margin-top: 0;
    margin-bottom: 20px;
    font-weight: 400;
}
.post-meta {
    font-size: 14px;
    color: var(--meta-color);
}

/* Typography inside the post */
.post-body p {
    margin-top: 29px;
    margin-bottom: 0;
    letter-spacing: -0.003em;
}

.post-body h3 {
    font-family: var(--font-sans);
    font-size: 34px;
    font-weight: 700;
    line-height: 1.15;
    margin-top: 56px;
    margin-bottom: -13px;
    color: #000;
}

.post-body h4 {
    font-family: var(--font-sans);
    font-size: 24px;
    font-weight: 600;
    line-height: 1.22;
    margin-top: 30px;
    margin-bottom: -10px;
}

.post-body blockquote {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 21px;
    border-left: 3px solid #000;
    padding-left: 20px;
    margin-left: -23px;
    padding-bottom: 2px;
    margin-top: 29px;
    color: #242424;
}

.post-body ul, .post-body ol {
    margin-top: 29px;
    margin-bottom: 0;
    padding-left: 40px;
}
.post-body li {
    margin-bottom: 10px;
}

.post-body a {
    color: var(--text-color);
    text-decoration: underline;
}

/* Images */
.post-body figure {
    margin: 40px 0;
    text-align: center;
}
.post-body figure img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}
.post-body figcaption {
    margin-top: 10px;
    font-family: var(--font-sans);
    font-size: 14px;
    color: var(--meta-color);
    text-align: center;
}

/* Section Dividers */
.section-divider {
    border: none;
    text-align: center;
    margin: 40px 0;
}
.section-divider::before {
    content: "...";
    font-size: 28px;
    letter-spacing: 0.5em;
    color: #242424;
    line-height: 1;
}

.site-footer {
    padding: 40px 20px;
    text-align: center;
    border-top: 1px solid #e0e0e0;
    margin-top: 60px;
    font-family: var(--font-sans);
}