/* ── Design Tokens (unified with home.css) ──────────────────────────────── */
:root {
  --brand:        #0b3a3c;
  --brand-mid:    #0f5154;
  --brand-light:  #e8f5f0;
  --mint:         #9ee6c8;
  --gold:         #e8c48a;
  --ink:          #0f1f1c;
  --muted:        #5c6f69;
  --surface:      #ffffff;
  --canvas:       #f6f8f6;
  --line:         rgba(11, 58, 60, 0.1);
  --shadow-sm:    0 8px 32px rgba(7, 41, 43, 0.09);
  --radius:       16px;
  --max:          740px;
  --transition:   150ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Reset ──────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: "IBM Plex Sans Arabic", "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background:
    radial-gradient(900px 500px at 100% 0%, rgba(158, 230, 200, 0.22), transparent 55%),
    radial-gradient(700px 400px at 0% 100%, rgba(232, 196, 138, 0.13), transparent 55%),
    var(--canvas);
  color: var(--ink);
  line-height: 1.6;
}

/* ── Site Header ────────────────────────────────────────────────────────── */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  padding: 14px 24px;
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  background: rgba(255, 255, 255, 0.92);
}

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

/* ── Brand (header) ─────────────────────────────────────────────────────── */
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand-logo {
  width: 32px;
  height: 32px;
  display: block;
}

.brand-name {
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--brand);
  letter-spacing: -0.02em;
  line-height: 1;
}

/* ── Nav ────────────────────────────────────────────────────────────────── */
.nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav a {
  color: var(--brand-mid);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  padding: 6px 12px;
  border-radius: 8px;
  transition: background var(--transition), color var(--transition);
}

.nav a:hover {
  background: var(--brand-light);
  color: var(--brand);
}

.nav a[aria-current="page"] {
  color: var(--brand);
  background: var(--brand-light);
}

/* ── Main content ───────────────────────────────────────────────────────── */
main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 36px 24px 56px;
}

/* ── Article card ───────────────────────────────────────────────────────── */
article {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 36px 32px;
}

/* ── Typography ─────────────────────────────────────────────────────────── */
h1 {
  margin: 0 0 8px;
  font-size: 1.8rem;
  line-height: 1.2;
  color: var(--brand);
  letter-spacing: -0.02em;
}

.meta {
  margin: 0 0 28px;
  color: var(--muted);
  font-size: 0.88rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--brand-light);
  padding: 5px 12px;
  border-radius: 999px;
}

h2 {
  margin: 32px 0 10px;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--ink);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

p { margin: 0 0 14px; }
li { margin: 0 0 8px; }
ul { margin: 0 0 18px; padding-inline-start: 1.4rem; }

a { color: var(--brand-mid); }
a:hover { color: var(--brand); }

/* ── Warning callout ────────────────────────────────────────────────────── */
.callout-warning {
  background: #fff8ed;
  border: 1px solid #f5c97a;
  border-radius: 12px;
  padding: 16px 20px;
  margin-bottom: 24px;
  font-size: 0.95rem;
  line-height: 1.5;
}

.callout-warning strong {
  display: block;
  margin-bottom: 4px;
  color: #8a5a00;
}

/* ── CTA Button ─────────────────────────────────────────────────────────── */
a.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 8px 0 20px;
  padding: 13px 22px;
  border-radius: 999px;
  background: var(--brand);
  color: #fff !important;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 4px 14px rgba(11, 58, 60, 0.25);
}

a.btn:hover {
  background: var(--brand-mid);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(11, 58, 60, 0.3);
}

a.btn:active {
  transform: translateY(0);
}

/* ── Footer ─────────────────────────────────────────────────────────────── */
footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 20px 24px 36px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 4px 16px;
  border-top: 1px solid var(--line);
}

footer p {
  width: 100%;
  margin: 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.84rem;
}

footer a {
  color: var(--brand);
  font-weight: 600;
  font-size: 0.84rem;
}

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 500px) {
  article { padding: 24px 18px; }
  h1 { font-size: 1.5rem; }
  .nav a { font-size: 0.82rem; padding: 5px 8px; }
}

/* ── Font import ────────────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+Arabic:wght@400;600;700&family=IBM+Plex+Sans:wght@400;600;700&display=swap');

/* ── Reduced motion ─────────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
  }
}