:root {
  --bg: #faf8f5;
  --ink: #1c1917;
  --muted: #57534e;
  --line: #e7e5e4;
  --code-bg: #f5f0eb;
  --accent: #c2410c;
  --accent-hover: #9a3412;
  --btn: #1c1917;
  --btn-hover: #44403c;
  --before: #9f1239;
  --after: #166534;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1.25rem;
  max-width: 40rem;
  margin: 0 auto;
  padding: 1.25rem 1.35rem 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

.nav-brand {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
  text-decoration: none;
}

.nav-brand:hover { color: var(--accent-hover); }

.nav-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem 1rem;
  font-size: 0.88rem;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--accent);
}

.nav-download {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 600;
  color: #fff !important;
  background: var(--btn);
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
}

.nav-download:hover {
  background: var(--btn-hover);
  color: #fff !important;
}

main {
  max-width: 40rem;
  margin: 0 auto;
  padding: 1.5rem 1.35rem 4rem;
}

.tag {
  display: inline-block;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.85rem;
}

h1 {
  font-size: clamp(1.85rem, 5vw, 2.35rem);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
}

h2 {
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 2.25rem 0 0.75rem;
}

h3 {
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  font-size: 1rem;
  font-weight: 700;
  margin: 1.5rem 0 0.5rem;
}

p { margin: 0 0 1rem; }

.lead {
  font-size: 1.15rem;
  color: var(--muted);
}

a { color: var(--accent); }
a:hover { color: var(--accent-hover); }

.actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.85rem 1.25rem;
  margin: 1.5rem 0 0.25rem;
}

.download {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
  background: var(--btn);
  text-decoration: none;
  padding: 0.7rem 1.15rem;
  border-radius: 999px;
  box-shadow: 0 1px 2px rgba(28, 25, 23, 0.12);
  transition: background 0.15s, transform 0.15s;
}

.download:hover {
  background: var(--btn-hover);
  color: #fff;
  transform: translateY(-1px);
}

.download span {
  font-size: 1.05em;
  line-height: 1;
}

.hint {
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  font-size: 0.9rem;
  color: var(--muted);
}

.compare {
  display: grid;
  gap: 0.85rem;
  margin: 0 0 1rem;
}

.panel {
  border-radius: 10px;
  border: 1px solid var(--line);
  overflow: hidden;
}

.panel-label {
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.45rem 0.9rem;
}

.panel.before .panel-label {
  color: var(--before);
  background: #fff1f2;
  border-bottom: 1px solid #fecdd3;
}

.panel.after .panel-label {
  color: var(--after);
  background: #f0fdf4;
  border-bottom: 1px solid #bbf7d0;
}

.panel.before { border-color: #fecdd3; }
.panel.after { border-color: #bbf7d0; }

.panel pre {
  margin: 0;
  border: none;
  border-radius: 0;
  background: #fff;
}

.panel.before pre { color: #881337; }
.panel.after pre { color: #14532d; }

.chg { font-weight: 700; }

pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.8rem;
  line-height: 1.55;
  background: var(--code-bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1rem 1.1rem;
  overflow-x: auto;
  margin: 0 0 1rem;
  color: #292524;
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.88em;
  background: var(--code-bg);
  padding: 0.1em 0.35em;
  border-radius: 4px;
}

pre code {
  background: none;
  padding: 0;
}

ul, ol {
  margin: 0 0 1rem;
  padding-left: 1.2rem;
  color: var(--muted);
}

li { margin-bottom: 0.4rem; }

.card-grid {
  display: grid;
  gap: 0.85rem;
  margin: 1rem 0;
}

.card {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1rem 1.1rem;
  background: #fff;
}

.card h3 {
  margin-top: 0;
  color: var(--ink);
}

.card p:last-child { margin-bottom: 0; }

.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 1.25rem 0;
}

.faq-item:first-of-type { padding-top: 0; }

.faq-item h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  color: var(--ink);
}

.faq-item p:last-child { margin-bottom: 0; }

.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  font-size: 0.85rem;
  margin: 1rem 0;
}

.compare-table th,
.compare-table td {
  border: 1px solid var(--line);
  padding: 0.65rem 0.75rem;
  text-align: left;
  vertical-align: top;
}

.compare-table th {
  background: var(--code-bg);
  font-weight: 700;
  color: var(--ink);
}

.compare-table td:first-child {
  font-weight: 600;
  color: var(--ink);
}

.compare-table .yes { color: var(--after); font-weight: 600; }
.compare-table .no { color: var(--muted); }

.breadcrumb {
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 1rem;
}

.breadcrumb a {
  color: var(--muted);
  text-decoration: none;
}

.breadcrumb a:hover { color: var(--accent); }

footer {
  margin-top: 2.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  font-size: 0.85rem;
  color: var(--muted);
}

footer p { margin-bottom: 0.5rem; }
footer p:last-child { margin-bottom: 0; }

@media (max-width: 640px) {
  .compare-table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }
}