:root {
    --font-body: 'Newsreader', Georgia, serif;
    --font-ui: 'Inter', -apple-system, sans-serif;
    --color-bg: #fafaf8;
    --color-text: #1a1a1a;
    --color-muted: #666;
    --color-accent: #2563eb;
    --color-border: #e5e5e5;
    --max-width: 680px;
}

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

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.7;
    font-size: 18px;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    padding: 40px 0 20px;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 40px;
}

.site-title {
    font-family: var(--font-ui);
    font-size: 28px;
    font-weight: 600;
    letter-spacing: -0.5px;
}

.site-tagline {
    color: var(--color-muted);
    font-size: 16px;
    font-family: var(--font-ui);
    margin-top: 4px;
}

/* Newsletter list */
.edition-card {
    padding: 24px 0;
    border-bottom: 1px solid var(--color-border);
}

.edition-card:hover { background: rgba(0,0,0,0.01); }

.edition-meta {
    font-family: var(--font-ui);
    font-size: 13px;
    color: var(--color-muted);
    margin-bottom: 6px;
}

.edition-title {
    font-size: 22px;
    font-weight: 600;
    color: var(--color-text);
    text-decoration: none;
    line-height: 1.3;
}

.edition-title:hover { color: var(--color-accent); }

.edition-excerpt {
    color: var(--color-muted);
    font-size: 16px;
    margin-top: 8px;
    line-height: 1.5;
}

/* Reader */
.back-link {
    font-family: var(--font-ui);
    font-size: 14px;
    color: var(--color-accent);
    text-decoration: none;
    display: inline-block;
    margin-bottom: 30px;
}

article h1 { font-size: 32px; line-height: 1.2; margin-bottom: 8px; }
article h2 { font-size: 22px; margin-top: 36px; margin-bottom: 12px; font-family: var(--font-ui); }
article h3 { font-size: 18px; margin-top: 24px; margin-bottom: 8px; font-family: var(--font-ui); }
article p { margin-bottom: 16px; }
article ul, article ol { margin-bottom: 16px; padding-left: 24px; }
article li { margin-bottom: 8px; }
article blockquote {
    border-left: 3px solid var(--color-accent);
    padding-left: 16px;
    color: var(--color-muted);
    font-style: italic;
    margin: 20px 0;
}

.article-meta {
    font-family: var(--font-ui);
    font-size: 14px;
    color: var(--color-muted);
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--color-border);
}

/* Subscribe */
#subscribe-form {
    display: flex;
    gap: 8px;
    max-width: 400px;
    margin-top: 16px;
}

#subscribe-form input {
    flex: 1;
    padding: 10px 14px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-size: 16px;
    font-family: var(--font-ui);
}

#subscribe-form button {
    padding: 10px 20px;
    background: var(--color-accent);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-family: var(--font-ui);
    font-weight: 500;
    cursor: pointer;
}

#subscribe-form button:hover { background: #1d4ed8; }

/* Footer */
footer {
    margin-top: 60px;
    padding: 20px 0;
    border-top: 1px solid var(--color-border);
    font-family: var(--font-ui);
    font-size: 13px;
    color: var(--color-muted);
}

/* Responsive */
@media (max-width: 600px) {
    body { font-size: 16px; }
    .edition-title { font-size: 19px; }
    article h1 { font-size: 26px; }
}