/* ============================================================
   Markdown prose styling — theme-variable driven.
   Defaults keep existing light appearance; the post detail
   reader overrides --md-* variables per theme (paper/green/night).
   ============================================================ */
:root {
    --md-bg: #ffffff;          /* content background */
    --md-text: #374151;        /* body text */
    --md-muted: #6b7280;       /* secondary text */
    --md-heading: #111827;     /* headings */
    --md-border: #e5e7eb;      /* table / block borders */
    --md-accent: #2563eb;      /* links */
    --md-accent-soft: rgba(37, 99, 235, 0.08);
    --md-table-head-bg: #f3f4f6;
    --md-table-zebra: rgba(0, 0, 0, 0.02);
    --md-code-bg: #f3f4f6;
    --md-code-text: #111827;
    --md-pre-bg: #1f2937;
    --md-pre-text: #e5e7eb;
    --md-quote-bg: rgba(0, 0, 0, 0.02);
    --md-hr: #e5e7eb;
    --md-radius: 12px;
}

.prose {
    color: var(--md-text);
    max-width: none;
    line-height: 1.85;
}
.prose p {
    margin-top: 1.3em;
    margin-bottom: 1.3em;
    overflow-wrap: break-word;
}
.prose a {
    color: var(--md-accent);
    text-decoration: underline;
    text-underline-offset: 2px;
    text-decoration-thickness: 1px;
}
.prose a:hover {
    text-decoration-thickness: 2px;
}
.prose strong {
    font-weight: 700;
    color: var(--md-heading);
}
.prose ul {
    margin-top: 1.1em;
    margin-bottom: 1.1em;
    list-style-type: disc;
    padding-left: 1.625em;
}
.prose ol {
    margin-top: 1.1em;
    margin-bottom: 1.1em;
    list-style-type: decimal;
    padding-left: 1.625em;
}
.prose li {
    margin-top: 0.35em;
    margin-bottom: 0.35em;
}
.prose li > ul,
.prose li > ol {
    margin-top: 0.3em;
    margin-bottom: 0.3em;
}
.prose h1 {
    font-size: 2.1em;
    margin-top: 0;
    margin-bottom: 0.8em;
    line-height: 1.25;
    font-weight: 700;
    color: var(--md-heading);
    letter-spacing: -0.015em;
}
.prose h2 {
    font-size: 1.55em;
    margin-top: 2.2em;
    margin-bottom: 0.7em;
    line-height: 1.35;
    font-weight: 700;
    color: var(--md-heading);
    letter-spacing: -0.01em;
}
.prose h3 {
    font-size: 1.22em;
    margin-top: 1.8em;
    margin-bottom: 0.55em;
    line-height: 1.5;
    font-weight: 650;
    color: var(--md-heading);
}
.prose h4 {
    font-size: 1.05em;
    margin-top: 1.6em;
    margin-bottom: 0.5em;
    line-height: 1.5;
    font-weight: 650;
    color: var(--md-heading);
}
.prose img {
    margin-top: 2em;
    margin-bottom: 2em;
    border-radius: var(--md-radius);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}
.prose code {
    color: var(--md-code-text);
    font-weight: 600;
    background-color: var(--md-code-bg);
    padding: 0.2em 0.45em;
    border-radius: 0.375rem;
    font-size: 0.875em;
    font-family: 'SF Mono', 'Monaco', 'Menlo', 'Cascadia Code', Consolas, monospace;
}
.prose pre {
    color: var(--md-pre-text);
    background-color: var(--md-pre-bg);
    overflow-x: auto;
    font-size: 0.875em;
    line-height: 1.7142857;
    margin-top: 1.7142857em;
    margin-bottom: 1.7142857em;
    border-radius: var(--md-radius);
    padding: 1.1em 1.25em;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
}
.prose pre code {
    background-color: transparent;
    color: inherit;
    padding: 0;
    font-weight: 450;
}
.prose blockquote {
    font-style: normal;
    border-left: 3px solid var(--md-border);
    background: var(--md-quote-bg);
    padding: 0.9em 1.2em;
    margin: 1.4em 0;
    border-radius: 0 var(--md-radius) var(--md-radius) 0;
    color: var(--md-text);
}
.prose blockquote p {
    margin: 0.4em 0;
}
.prose blockquote strong {
    color: var(--md-heading);
}
.prose hr {
    border: 0;
    height: 1px;
    background: var(--md-hr);
    margin: 2.4em 0;
}
.prose table {
    display: block;
    width: 100%;
    overflow-x: auto;
    border-collapse: collapse;
    margin: 1.8em 0;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--md-radius);
    font-size: 0.93em;
}
.prose table th {
    background-color: var(--md-table-head-bg);
    font-weight: 650;
    text-align: left;
    padding: 0.6em 0.8em;
    border: 1px solid var(--md-border);
    color: var(--md-heading);
    white-space: nowrap;
}
.prose table td {
    padding: 0.6em 0.8em;
    border: 1px solid var(--md-border);
    word-break: break-word;
    overflow-wrap: anywhere;
    vertical-align: top;
}
.prose table tr:nth-child(even) td {
    background-color: var(--md-table-zebra);
}