:root {
  --navy: #002444;
  --blue: #023c69;
  --accent: #0b6bbd;
  --muted: #5f6f7f;
  --line: #e4eaf2;
  --bg: #f4f7fb;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.7;
  background: var(--bg);
  color: #1f2a37;
}

.wrap {
  max-width: 900px;
  margin: 0 auto;
  background: #fff;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.08);
}

header {
  background: linear-gradient(135deg, #0b6bbd 0%, #002444 100%);
  color: #fff;
  padding: 40px 28px 34px;
}

header h1 {
  margin: 0 0 6px;
  font-size: 28px;
}

header p {
  margin: 0;
  opacity: 0.95;
  font-size: 14px;
}

main {
  padding: 28px;
}

.lang-switch {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin: 8px 0 24px;
}

.lang-switch button {
  border: 1px solid var(--navy);
  background: #fff;
  color: var(--navy);
  padding: 8px 20px;
  border-radius: 999px;
  font-size: 1em;
  cursor: pointer;
  transition: all 0.2s ease;
}

.lang-switch button:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.lang-switch button.active {
  background: var(--navy);
  color: #fff;
}

h2 {
  color: var(--navy);
  margin-top: 30px;
  margin-bottom: 8px;
  font-size: 22px;
}

h3 {
  color: var(--blue);
  margin-top: 22px;
  margin-bottom: 6px;
  font-size: 16px;
}

p, li {
  font-size: 15px;
  color: #243441;
}

.muted {
  color: var(--muted);
  font-size: 0.95em;
}

ul {
  padding-inline-start: 20px;
}

a {
  color: var(--blue);
}

section[lang] {
  padding: 4px 0 10px;
}

[dir="rtl"] {
  direction: rtl;
  text-align: right;
  font-family: "Segoe UI", Tahoma, Arial, sans-serif;
}

[dir="rtl"] ul {
  padding-right: 22px;
  padding-left: 0;
}

[hidden] {
  display: none !important;
}

footer {
  padding: 20px 28px 32px;
  color: var(--muted);
  font-size: 13px;
  border-top: 1px solid var(--line);
}