/* GrabDiff base styles — compiled from Tailwind in production; checked in
   as a static fallback so the binary works without a Node build step.
   Hand-written subset; production deploy should regenerate via Tailwind CLI. */

:root {
  --bg: #fbfbfa;
  --bg-elev: #f1f1ee;
  --fg: #111;
  --fg-muted: #6b6b6b;
  --line: #e3e1dc;
  --accent: #cc3300;
  --ok: #2a7f3f;
  --warn: #b08000;
  --bad: #b3261e;
  --font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, "Menlo", monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body { font-family: var(--font-sans); color: var(--fg); background: var(--bg); line-height: 1.5; }
code, pre { font-family: var(--font-mono); }

a { color: inherit; }
button { font: inherit; cursor: pointer; }

.bg-bg { background: var(--bg); }
.bg-bg-elev { background: var(--bg-elev); }
.bg-fg { background: var(--fg); }
.bg-red-100 { background: #fde2e0; }
.bg-green-100 { background: #d6f1de; }
.text-bg { color: var(--bg); }
.text-fg { color: var(--fg); }
.text-fg-muted { color: var(--fg-muted); }
.text-red-700 { color: var(--bad); }
.text-red-900 { color: #6a1010; }
.text-green-900 { color: #144020; }
.border-line { border-color: var(--line); }
.border-red-300 { border-color: #f1bdb8; }
.border-2 { border-width: 2px; }
.border, .border-t, .border-b { border-style: solid; border-color: var(--line); }
.border { border-width: 1px; }
.border-t { border-width: 1px 0 0 0; }
.border-b { border-width: 0 0 1px 0; }
.divide-y > * + * { border-top: 1px solid var(--line); }
.divide-line { border-color: var(--line); }

.rounded { border-radius: 6px; }
.rounded-md { border-radius: 8px; }
.rounded-lg { border-radius: 10px; }

.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }
.font-sans { font-family: var(--font-sans); }
.tracking-tight { letter-spacing: -0.01em; }
.text-xs { font-size: 11px; }
.text-sm { font-size: 13px; }
.text-base { font-size: 15px; }
.text-lg { font-size: 17px; }
.text-xl { font-size: 20px; }
.text-2xl { font-size: 24px; }
.text-3xl { font-size: 30px; }
.text-5xl { font-size: 40px; }
.text-6xl { font-size: 56px; }

.flex { display: flex; }
.grid { display: grid; }
.hidden { display: none; }
.block { display: block; }
.inline-block { display: inline-block; }
.flex-1 { flex: 1; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.gap-5 { gap: 20px; }
.gap-6 { gap: 24px; }
.gap-8 { gap: 32px; }
.grid-cols-2 { grid-template-columns: 1fr 1fr; }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
@media (min-width: 640px) {
  .md\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
}
.min-h-screen { min-height: 100vh; }
.w-full { width: 100%; }
.w-24 { width: 96px; }
.w-32 { width: 128px; }
.w-40 { width: 160px; }
.max-w-sm { max-width: 24rem; }
.max-w-xl { max-width: 36rem; }
.max-w-3xl { max-width: 48rem; }
.max-w-4xl { max-width: 56rem; }
.max-w-6xl { max-width: 72rem; }
.max-w-xs { max-width: 16rem; }
.mx-auto { margin-left: auto; margin-right: auto; }
.ml-auto { margin-left: auto; }
.ml-3 { margin-left: 12px; }
.ml-8 { margin-left: 32px; }
.my-1 { margin-top: 4px; margin-bottom: 4px; }
.my-3 { margin-top: 12px; margin-bottom: 12px; }
.my-6 { margin-top: 24px; margin-bottom: 24px; }
.my-16 { margin-top: 64px; margin-bottom: 64px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mb-1 { margin-bottom: 4px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }
.mb-8 { margin-bottom: 32px; }
.py-1 { padding-top: 4px; padding-bottom: 4px; }
.py-2 { padding-top: 8px; padding-bottom: 8px; }
.py-3 { padding-top: 12px; padding-bottom: 12px; }
.py-6 { padding-top: 24px; padding-bottom: 24px; }
.py-8 { padding-top: 32px; padding-bottom: 32px; }
.py-10 { padding-top: 40px; padding-bottom: 40px; }
.py-16 { padding-top: 64px; padding-bottom: 64px; }
.py-20 { padding-top: 80px; padding-bottom: 80px; }
.px-1 { padding-left: 4px; padding-right: 4px; }
.px-2 { padding-left: 8px; padding-right: 8px; }
.px-3 { padding-left: 12px; padding-right: 12px; }
.px-4 { padding-left: 16px; padding-right: 16px; }
.px-5 { padding-left: 20px; padding-right: 20px; }
.py-1\.5 { padding-top: 6px; padding-bottom: 6px; }
.p-3 { padding: 12px; }
.p-4 { padding: 16px; }
.p-6 { padding: 24px; }
.p-8 { padding: 32px; }
.p-10 { padding: 40px; }
.space-y-2 > * + * { margin-top: 8px; }
.space-y-3 > * + * { margin-top: 12px; }
.space-y-4 > * + * { margin-top: 16px; }

.text-left { text-align: left; }
.text-center { text-align: center; }
.truncate { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.fixed { position: fixed; }
.bottom-6 { bottom: 24px; }
.right-6 { right: 24px; }
.shadow-lg { box-shadow: 0 6px 18px rgba(0,0,0,.12); }
.hover\:underline:hover { text-decoration: underline; }
.antialiased { -webkit-font-smoothing: antialiased; }

input, select { background: var(--bg); color: var(--fg); }
input:focus, select:focus { outline: 2px solid var(--fg); outline-offset: 2px; }

.status { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 11px; text-transform: uppercase; letter-spacing: .04em; }
.status-up, .status-ok    { background: var(--ok); color: white; }
.status-down              { background: var(--bad); color: white; }
.status-degraded, .status-changed, .status-warn { background: var(--warn); color: white; }
.status---, .status-error { background: var(--bg-elev); color: var(--fg-muted); }

/* ── New utility classes ────────────────────────────────────────────── */
.font-mono { font-family: var(--font-mono); }
.lh-snug   { line-height: 1.3; }
.lh-relaxed { line-height: 1.7; }
.flex-wrap  { flex-wrap: wrap; }
.flex-shrink-0 { flex-shrink: 0; }
.text-2xl   { font-size: 24px; }
.text-4xl   { font-size: 36px; }
.uppercase  { text-transform: uppercase; }
.tracking-wider { letter-spacing: 0.06em; }
.italic     { font-style: italic; }
.pl-4       { padding-left: 16px; }
.list-inside { list-style-position: inside; }

/* ── Brand elements ─────────────────────────────────────────────────── */
.mono-label {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--fg-muted);
  letter-spacing: 0.05em;
}

/* SR monogram avatar */
.sr-avatar {
  width: 44px; height: 44px;
  border-radius: 6px;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-size: 13px; font-weight: 600;
  color: var(--fg);
  flex-shrink: 0;
}

/* ── Auth page layout ───────────────────────────────────────────────── */

/* Page shell: centers the card vertically */
.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100%;
  padding: 2rem 1rem;
}

/* Card */
.auth-card {
  width: 100%;
  max-width: 400px;
  background: #ffffff;
  border: 1px solid #e4e1db;
  border-radius: 14px;
  padding: 40px 40px 36px;
  box-shadow: 0 2px 20px rgba(0,0,0,0.07), 0 1px 4px rgba(0,0,0,0.04);
}

/* Logo inside card */
.auth-logo {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #111;
  margin-bottom: 28px;
}

/* Heading + sub */
.auth-card h1 {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 5px;
  color: #111;
}
.auth-card .auth-sub {
  font-size: 14px;
  color: #6b6b6b;
  margin: 0 0 24px;
}

/* Google sign-in button */
.btn-google {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  background: #fff;
  border: 1.5px solid #d4d0ca;
  border-radius: 8px;
  padding: 11px 16px;
  font-size: 14px;
  font-weight: 500;
  color: #111;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s;
}
.btn-google:hover { background: #f8f7f5; border-color: #b0aca6; }

/* "or" divider */
.auth-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 20px 0;
  color: #999;
  font-size: 12px;
}
.auth-divider::before, .auth-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: #e4e1db;
}

/* Labeled input fields */
.auth-field {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 12px;
}
.auth-field label {
  font-size: 12px;
  font-weight: 500;
  color: #444;
  letter-spacing: 0.01em;
}
.auth-field input {
  padding: 10px 12px;
  border: 1.5px solid #d4d0ca;
  border-radius: 8px;
  font-size: 14px;
  background: #fff;
  color: #111;
  outline: none;
  width: 100%;
  transition: border-color 0.12s;
  font-family: inherit;
}
.auth-field input:focus { border-color: #111; }

/* Primary submit button */
.auth-submit {
  width: 100%;
  background: #111;
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 11px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: opacity 0.12s;
  margin-top: 6px;
  font-family: inherit;
}
.auth-submit:hover { opacity: 0.82; }

/* Secondary: magic link */
.auth-magic {
  display: block;
  width: 100%;
  background: transparent;
  border: 1.5px solid #d4d0ca;
  border-radius: 8px;
  padding: 10px;
  font-size: 13px;
  color: #555;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s;
  margin-top: 10px;
  text-align: center;
  font-family: inherit;
}
.auth-magic:hover { background: #f8f7f5; border-color: #b0aca6; }

/* Error text */
.auth-error {
  font-size: 13px;
  color: #b3261e;
  margin-bottom: 12px;
}

/* Footer link */
.auth-footer {
  font-size: 12px;
  color: #888;
  margin-top: 20px;
  text-align: center;
}
.auth-footer a { color: #444; text-decoration: underline; }
.auth-footer a:hover { color: #111; }

/* ═══════════════════════════════════════════════════════════════
   SHADCN-STYLE COMPONENT SYSTEM
   ═══════════════════════════════════════════════════════════════ */

:root {
  --radius: 6px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.05);
  --shadow:    0 1px 3px rgba(0,0,0,.09), 0 1px 2px -1px rgba(0,0,0,.07);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,.08), 0 2px 4px -2px rgba(0,0,0,.06);
}

/* ── Card ───────────────────────────────────────────────────── */
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.card + .card { margin-top: 16px; }
.card-header {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--line);
}
.card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--fg);
  margin: 0;
}
.card-desc {
  font-size: 13px;
  color: var(--fg-muted);
  margin: 0;
}
.card-content { padding: 16px 20px; }
.card-footer {
  padding: 12px 20px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ── Button system ──────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 0 14px;
  height: 34px;
  font-size: 13px;
  font-weight: 500;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s, opacity 0.12s, box-shadow 0.12s;
  text-decoration: none;
  font-family: inherit;
  white-space: nowrap;
  line-height: 1;
}
.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px #fff, 0 0 0 4px #111;
}
.btn-sm { height: 28px; padding: 0 10px; font-size: 12px; }
.btn-lg { height: 40px; padding: 0 20px; font-size: 14px; }

.btn-primary {
  background: #111; color: #fff; border-color: #111;
}
.btn-primary:hover { background: #333; border-color: #333; }

.btn-secondary {
  background: var(--bg-elev); color: var(--fg); border-color: var(--line);
}
.btn-secondary:hover { background: #e6e4df; border-color: #ccc9c2; }

.btn-outline {
  background: #fff; color: var(--fg); border-color: var(--line);
}
.btn-outline:hover { background: var(--bg-elev); }

.btn-ghost {
  background: transparent; color: var(--fg-muted); border-color: transparent;
}
.btn-ghost:hover { background: var(--bg-elev); color: var(--fg); }

.btn-destructive {
  background: #fff; color: var(--bad); border-color: #f1bdb8;
}
.btn-destructive:hover { background: #fde2e0; border-color: #e8a09a; }

/* ── Input system ───────────────────────────────────────────── */
.input, .select-field {
  height: 34px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 13px;
  font-family: inherit;
  background: #fff;
  color: var(--fg);
  outline: none;
  transition: border-color 0.12s, box-shadow 0.12s;
  width: 100%;
}
.input:focus, .select-field:focus {
  border-color: #999;
  box-shadow: 0 0 0 3px rgba(17,17,17,0.07);
}
.input:disabled, .select-field:disabled {
  background: var(--bg-elev);
  color: var(--fg-muted);
  cursor: not-allowed;
}
.input-sm { height: 28px; font-size: 12px; padding: 0 8px; }
textarea.input { height: auto; padding: 8px 10px; }

.field { display: flex; flex-direction: column; gap: 5px; }
.field-label {
  font-size: 12px; font-weight: 500; color: var(--fg); letter-spacing: 0.01em;
}
.field-hint { font-size: 11px; color: var(--fg-muted); }

/* ── Table ──────────────────────────────────────────────────── */
.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table th {
  text-align: left;
  padding: 8px 12px;
  font-size: 11px;
  font-weight: 500;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--line);
  background: #fafaf9;
}
.data-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tbody tr { transition: background 0.07s; }
.data-table tbody tr:hover { background: rgba(0,0,0,0.018); }

/* ── Badge / status ─────────────────────────────────────────── */
/* Override old solid status with shadcn-style soft badges */
.status {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: none;
  border: 1px solid transparent;
}
.status-up, .status-ok {
  background: #dcfce7; color: #15803d; border-color: #bbf7d0;
}
.status-down {
  background: #fee2e2; color: #b91c1c; border-color: #fecaca;
}
.status-changed, .status-warn, .status-degraded {
  background: #fef9c3; color: #854d0e; border-color: #fef08a;
}
.status---, .status-error {
  background: #f4f4f5; color: #71717a; border-color: #e4e4e7;
}

/* ── Empty state ────────────────────────────────────────────── */
.empty-state {
  padding: 48px 24px;
  text-align: center;
  color: var(--fg-muted);
  font-size: 14px;
}
.empty-state p { margin: 0 0 16px; }

/* ── Page heading ───────────────────────────────────────────── */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  gap: 12px;
}
.page-header h1 {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0;
}
.page-header p {
  font-size: 13px;
  color: var(--fg-muted);
  margin: 2px 0 0;
}

/* ── Code block ─────────────────────────────────────────────── */
.code-block {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg);
  word-break: break-all;
}

/* ── Blog article body ───────────────────────────────────────────────── */
.blog-body { font-size: 15px; line-height: 1.75; color: var(--fg); }
.blog-body h2 { font-size: 20px; font-weight: 700; margin: 40px 0 12px; letter-spacing: -0.01em; }
.blog-body h3 { font-size: 16px; font-weight: 600; margin: 28px 0 8px; }
.blog-body p  { margin: 0 0 18px; }
.blog-body ul, .blog-body ol { margin: 0 0 18px; padding-left: 24px; }
.blog-body li { margin-bottom: 6px; }
.blog-body strong { font-weight: 600; }
.blog-body em { font-style: italic; }
.blog-body hr { border: none; border-top: 1px solid var(--line); margin: 40px 0; }
.blog-body a  { color: var(--fg); text-decoration: underline; text-underline-offset: 2px; }
.blog-body a:hover { opacity: 0.7; }
.blog-body code {
  font-family: var(--font-mono);
  font-size: 13px;
  background: var(--bg-elev);
  padding: 1px 5px;
  border-radius: 4px;
  border: 1px solid var(--line);
}
.blog-body pre {
  background: #1e1e1e;
  color: #d4d4d4;
  border-radius: 8px;
  padding: 20px;
  overflow-x: auto;
  margin: 0 0 20px;
  font-size: 13px;
  line-height: 1.6;
}
.blog-body pre code {
  background: none;
  border: none;
  padding: 0;
  color: inherit;
  font-size: inherit;
}

/* ═══════════════════════════════════════════════════════════════
   DARK MODE — .dark class on <html> (toggled via localStorage +
   system prefers-color-scheme; FOUC prevented by landing-dark.js)
   ═══════════════════════════════════════════════════════════════ */

.dark {
  --bg:       #09090b;
  --bg-elev:  #18181b;
  --fg:       #fafafa;
  --fg-muted: #a1a1aa;
  --line:     #27272a;
  --ok:       #4ade80;
  --warn:     #fbbf24;
  --bad:      #f87171;
}

/* Base */
.dark body { background: var(--bg); color: var(--fg); }
.dark header { border-color: var(--line); }

/* Flash messages */
.dark .bg-green-100 { background: #052e16; }
.dark .text-green-900 { color: #4ade80; }
.dark .bg-red-100   { background: #450a0a; }
.dark .text-red-900 { color: #f87171; }

/* Card */
.dark .card { background: var(--bg-elev); border-color: var(--line); box-shadow: 0 1px 3px rgba(0,0,0,.4); }
.dark .card-header { border-bottom-color: var(--line); }
.dark .card-footer  { border-top-color:    var(--line); }
.dark .card-title   { color: var(--fg); }

/* Auth card (hardcoded overrides) */
.dark .auth-card { background: var(--bg-elev); border-color: var(--line); box-shadow: 0 2px 20px rgba(0,0,0,.4); }
.dark .auth-logo { color: var(--fg); }
.dark .auth-card h1 { color: var(--fg); }
.dark .auth-card .auth-sub { color: var(--fg-muted); }
.dark .auth-divider { color: var(--fg-muted); }
.dark .auth-divider::before, .dark .auth-divider::after { background: var(--line); }
.dark .auth-field label { color: var(--fg-muted); }
.dark .auth-field input { background: var(--bg); color: var(--fg); border-color: var(--line); }
.dark .auth-field input:focus { border-color: var(--fg-muted); }
.dark .auth-submit { background: var(--fg); color: var(--bg); }
.dark .auth-submit:hover { opacity: 0.88; }
.dark .auth-magic { background: transparent; color: var(--fg-muted); border-color: var(--line); }
.dark .auth-magic:hover { background: var(--bg-elev); }
.dark .auth-error { color: var(--bad); }
.dark .auth-footer { color: var(--fg-muted); }
.dark .auth-footer a { color: var(--fg); }
.dark .btn-google { background: var(--bg-elev); border-color: var(--line); color: var(--fg); }
.dark .btn-google:hover { background: var(--bg); }

/* Buttons */
.dark .btn-primary { background: var(--fg); color: var(--bg); border-color: var(--fg); }
.dark .btn-primary:hover { background: #d4d4d4; border-color: #d4d4d4; }
.dark .btn-secondary { background: var(--bg-elev); color: var(--fg); border-color: var(--line); }
.dark .btn-secondary:hover { background: #27272a; }
.dark .btn-outline { background: var(--bg); color: var(--fg); border-color: var(--line); }
.dark .btn-outline:hover { background: var(--bg-elev); }
.dark .btn-ghost { color: var(--fg-muted); }
.dark .btn-ghost:hover { background: var(--bg-elev); color: var(--fg); }
.dark .btn-destructive { background: transparent; color: #f87171; border-color: #7f1d1d; }
.dark .btn-destructive:hover { background: #2c0000; }
.dark .bg-fg { background: var(--fg); }
.dark .text-bg { color: var(--bg); }

/* Inputs */
.dark input, .dark select { background: var(--bg); color: var(--fg); }
.dark .input, .dark .select-field {
  background: var(--bg); color: var(--fg); border-color: var(--line);
}
.dark .input:focus, .dark .select-field:focus {
  border-color: var(--fg-muted);
  box-shadow: 0 0 0 3px rgba(250,250,250,0.07);
}
.dark .input:disabled, .dark .select-field:disabled {
  background: var(--bg-elev); color: var(--fg-muted);
}
.dark .field-label { color: var(--fg); }

/* Table */
.dark .data-table th { background: var(--bg-elev); color: var(--fg-muted); border-bottom-color: var(--line); }
.dark .data-table td { border-bottom-color: var(--line); color: var(--fg); }
.dark .data-table tbody tr:hover { background: rgba(255,255,255,0.03); }

/* Status badges */
.dark .status-up, .dark .status-ok       { background: #052e16; color: #4ade80; border-color: #14532d; }
.dark .status-down                         { background: #450a0a; color: #f87171; border-color: #7f1d1d; }
.dark .status-changed, .dark .status-warn,
.dark .status-degraded                     { background: #422006; color: #fbbf24; border-color: #713f12; }
.dark .status---, .dark .status-error      { background: #18181b; color: #71717a; border-color: #27272a; }

/* Misc */
.dark .empty-state { color: var(--fg-muted); }
.dark .page-header p { color: var(--fg-muted); }
.dark .code-block { background: var(--bg-elev); border-color: var(--line); color: var(--fg); }

/* Blog */
.dark .blog-body { color: var(--fg); }
.dark .blog-body hr { border-top-color: var(--line); }
.dark .blog-body a { color: var(--fg); }
.dark .blog-body code { background: var(--bg-elev); border-color: var(--line); color: var(--fg); }

/* Theme toggle button (in nav) */
.app-theme-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px; height: 30px;
  border-radius: 6px;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--fg-muted);
  cursor: pointer;
  transition: background 0.1s, color 0.1s;
  flex-shrink: 0;
  font-family: inherit;
}
.app-theme-btn:hover { background: var(--bg-elev); color: var(--fg); }
.app-theme-btn svg { display: block; }