:root {
  --primary: #3b82f6;
  --bg: #ffffff;
  --fg: #0f172a;
  --fg-muted: #64748b;
  --border: #e2e8f0;
  --card: #f8fafc;
  --max-width: 760px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f172a;
    --fg: #f1f5f9;
    --fg-muted: #94a3b8;
    --border: #1e293b;
    --card: #1e293b;
  }
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, "Noto Sans Hebrew", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
}

body {
  padding: 24px 16px 64px;
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
}

header.site-header {
  max-width: var(--max-width);
  margin: 0 auto 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

header.site-header .brand {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
}

header.site-header nav a {
  color: var(--fg-muted);
  text-decoration: none;
  margin-left: 16px;
  font-size: 14px;
}

header.site-header nav a:hover {
  color: var(--fg);
}

h1 {
  font-size: 32px;
  margin: 0 0 8px;
  color: var(--fg);
}

h2 {
  font-size: 22px;
  margin: 40px 0 12px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

h2:first-of-type {
  border-top: none;
  padding-top: 0;
  margin-top: 32px;
}

h3 {
  font-size: 18px;
  margin: 24px 0 8px;
}

p {
  margin: 0 0 12px;
}

ul, ol {
  padding-left: 24px;
  margin: 0 0 16px;
}

li {
  margin-bottom: 6px;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0 20px;
  font-size: 14px;
}

th, td {
  text-align: left;
  padding: 10px 12px;
  border: 1px solid var(--border);
  vertical-align: top;
}

th {
  background: var(--card);
  font-weight: 600;
}

.meta {
  font-size: 14px;
  color: var(--fg-muted);
  margin-bottom: 24px;
}

.lang-divider {
  margin: 64px 0 32px;
  text-align: center;
  border-top: 2px dashed var(--border);
  padding-top: 32px;
}

section[lang="he"] {
  direction: rtl;
  text-align: right;
}

section[lang="he"] ul,
section[lang="he"] ol {
  padding-left: 0;
  padding-right: 24px;
}

section[lang="he"] table th,
section[lang="he"] table td {
  text-align: right;
}

.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 32px 0;
}

@media (min-width: 600px) {
  .card-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.card {
  display: block;
  padding: 20px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  text-decoration: none;
  color: var(--fg);
  transition: transform 0.15s;
}

.card:hover {
  transform: translateY(-2px);
  text-decoration: none;
}

.card h3 {
  margin: 0 0 6px;
  color: var(--primary);
}

.card p {
  margin: 0;
  color: var(--fg-muted);
  font-size: 14px;
}

footer {
  max-width: var(--max-width);
  margin: 64px auto 0;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 14px;
  color: var(--fg-muted);
  text-align: center;
}

footer a {
  color: var(--fg-muted);
  margin: 0 8px;
}