:root {
  --bg: #faf8f4;
  --surface: #ffffff;
  --ink: #1d2433;
  --muted: #5d6678;
  --line: #e6e1d6;
  --accent: #0f766e;
  --accent-dark: #0b5a54;
  --accent-soft: #e3f3f1;
  --warn-bg: #fff6e0;
  --warn-line: #f0d48a;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12161d;
    --surface: #1a202b;
    --ink: #eef1f6;
    --muted: #a3adbf;
    --line: #2a3242;
    --accent: #3cc4b7;
    --accent-dark: #66d9ce;
    --accent-soft: #16302e;
    --warn-bg: #2b2411;
    --warn-line: #5c4b17;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "IBM Plex Sans Arabic", "Tajawal", system-ui, -apple-system, "Segoe UI", Tahoma, sans-serif;
  font-size: 18px;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--accent-dark); }

.wrap {
  width: 100%;
  max-width: 860px;
  margin: 0 auto;
  padding: 0 20px;
}

header.site {
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 14px;
  padding-bottom: 14px;
}

.brand {
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: 0.2px;
}

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

nav.main a {
  margin-inline-start: 18px;
  font-size: 0.95rem;
  color: var(--muted);
  text-decoration: none;
}

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

.hero { padding: 56px 0 36px; }

.hero h1 {
  font-size: clamp(1.9rem, 5vw, 2.7rem);
  line-height: 1.4;
  margin: 0 0 16px;
}

.hero p.lead {
  font-size: 1.15rem;
  color: var(--muted);
  max-width: 640px;
  margin: 0 0 24px;
}

.pill {
  display: inline-block;
  background: var(--accent-soft);
  color: var(--accent-dark);
  border-radius: 999px;
  padding: 4px 14px;
  font-size: 0.85rem;
  margin-bottom: 16px;
}

.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 12px 24px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
}

.btn:hover { background: var(--accent-dark); color: #fff; }

section { padding: 28px 0; }

h2 { font-size: 1.5rem; margin: 0 0 14px; line-height: 1.5; }
h3 { font-size: 1.15rem; margin: 0 0 8px; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
}

.card p { margin: 0; color: var(--muted); font-size: 0.98rem; line-height: 1.75; }

.notice {
  background: var(--warn-bg);
  border: 1px solid var(--warn-line);
  border-radius: 12px;
  padding: 14px 18px;
  font-size: 0.95rem;
  line-height: 1.75;
}

article.page h1 { font-size: 2rem; line-height: 1.5; margin: 40px 0 12px; }
article.page p, article.page li { color: var(--ink); }
article.page ul { padding-inline-start: 22px; }

footer.site {
  margin-top: 48px;
  border-top: 1px solid var(--line);
  background: var(--surface);
  padding: 24px 0;
  font-size: 0.9rem;
  color: var(--muted);
}

footer.site a { color: var(--muted); margin-inline-end: 16px; }

@media (max-width: 560px) {
  body { font-size: 17px; }
  nav.main a { margin-inline-start: 12px; font-size: 0.88rem; }
  .hero { padding: 36px 0 24px; }
}