[data-theme="forest"] {
    --bg: #f0f5e8;
    --bg-secondary: #e3ead5;
    --bg-tertiary: #d4ddc0;
    --text: #162e10;
    --text-secondary: #3d5a30;
    --text-muted: #6a7a5a;
    --border: #b5c5a0;
    --border-light: #ccd8b8;
    --accent: #3d8a34;
    --accent-hover: #2d7025;
    --accent-light: #d8f0c8;

    --font-sans: "Source Sans 3", system-ui, -apple-system, sans-serif;
    --font-serif: "Source Serif 4", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
    --font-mono: "JetBrains Mono", "IBM Plex Mono", "Courier New", monospace;
    --font-heading: "Source Serif 4", "Iowan Old Style", Georgia, serif;
    --font-body: var(--font-sans);

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.03);
    --shadow: 0 1px 3px rgba(0,0,0,0.05);
    --shadow-md: 0 3px 6px rgba(0,0,0,0.04);
}

[data-theme="forest"] .article-content,
[data-theme="forest"] .editor-preview {
    font-family: var(--font-body);
    line-height: 1.7;
    font-size: 1.05rem;
    letter-spacing: 0.005em;
}

[data-theme="forest"] .article-content h1,
[data-theme="forest"] .article-content h2,
[data-theme="forest"] .article-content h3,
[data-theme="forest"] .article-header h1,
[data-theme="forest"] .editor-preview h1,
[data-theme="forest"] .editor-preview h2,
[data-theme="forest"] .editor-preview h3,
[data-theme="forest"] .list-page h1,
[data-theme="forest"] .feed-top-bar h2,
[data-theme="forest"] .article-slice-title {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.005em;
    color: #1e3a14;
}

[data-theme="forest"] .article-content h1 {
    font-size: 2.5rem;
}

[data-theme="forest"] .article-content h2 {
    font-size: 1.75rem;
}

[data-theme="forest"] .article-content h3 {
    font-size: 1.35rem;
}

[data-theme="forest"] .article-content p {
    margin-bottom: 1.2em;
}

[data-theme="forest"] a {
    color: var(--accent);
    text-decoration-thickness: 1px;
    text-underline-offset: 0.14em;
}

[data-theme="forest"] a:hover {
    color: var(--accent-hover);
}

[data-theme="forest"] .article-content ul {
    list-style: none;
    padding-left: 1.4rem;
}

[data-theme="forest"] .article-content ul li {
    position: relative;
    margin-bottom: 0.4rem;
}

[data-theme="forest"] .article-content ul li::before {
    content: "🌿";
    position: absolute;
    left: -1.4rem;
    top: 0.02rem;
    font-size: 0.75rem;
}

[data-theme="forest"] .article-content ol li::marker {
    color: var(--accent);
    font-weight: 700;
}

[data-theme="forest"] blockquote {
    margin: 1.5rem 0;
    padding: 0.6rem 1.2rem;
    border-left: 4px double var(--accent);
    color: var(--text-secondary);
    font-style: italic;
    background: var(--bg-secondary);
}

[data-theme="forest"] code,
[data-theme="forest"] pre {
    font-family: var(--font-mono);
    background: #e8ece0;
    border: 1px solid var(--border);
    border-radius: 4px;
}

[data-theme="forest"] code {
    padding: 0.1rem 0.3rem;
    color: #5a3e2a;
    font-size: 0.88em;
}

[data-theme="forest"] pre {
    padding: 1rem;
    overflow-x: auto;
}

[data-theme="forest"] table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-secondary);
}

[data-theme="forest"] th {
    font-family: var(--font-sans);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.76rem;
    background: var(--bg-tertiary);
}

[data-theme="forest"] th,
[data-theme="forest"] td {
    border: 1px solid var(--border);
    padding: 0.7rem 0.9rem;
}

[data-theme="forest"] hr {
    border: 0;
    border-top: 1px solid var(--border);
    margin: 2rem 0;
}

[data-theme="forest"] ::selection {
    background: #c6d9b5;
    color: #1e2b1a;
}