/* style.css — التنسيق المشترك لكل صفحات الواجهة الثابتة */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Tajawal', 'Segoe UI', Tahoma, sans-serif;
  background-color: #FFFFFF;
  color: #1A1F36;
  line-height: 1.7;
  margin: 0;
}
:root {
  --silver-50: #F8FAFB;
  --silver-100: #F1F4F7;
  --silver-200: #E5E7EB;
  --silver-300: #C5CDD6;
  --silver-400: #A8B4C0;
  --silver-500: #8B97A5;
  --silver-600: #6B7885;
  --silver-700: #4A5568;
  --silver-800: #2D3444;
  --silver-900: #1A1F36;
  --price-up: #10B981;
  --price-down: #EF4444;
}
a { text-decoration: none; }
.container { max-width: 56rem; margin: 0 auto; padding: 0 1rem; }

/* ─── Header ─────────────────────────── */
header.site-header {
  position: sticky; top: 0; z-index: 50;
  background: #fff; border-bottom: 1px solid var(--silver-200);
  box-shadow: 0 1px 2px rgb(0 0 0 / 0.04);
}
.header-inner {
  max-width: 72rem; margin: 0 auto; padding: .75rem 1rem;
  display: flex; align-items: center; justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: .75rem; color: var(--silver-900); }
.brand img { width: 44px; height: 44px; object-fit: contain; }
.brand .brand-name { font-weight: 700; font-size: 1.125rem; line-height: 1.25; }
nav.main-nav ul { display: flex; align-items: center; gap: .25rem; list-style: none; margin: 0; padding: 0; }
nav.main-nav a {
  display: block; padding: .5rem .75rem; border-radius: .5rem;
  font-size: .875rem; font-weight: 500; color: var(--silver-800);
}
nav.main-nav a:hover { background: var(--silver-50); }
nav.main-nav a[aria-current="page"] { background: var(--silver-100); color: var(--silver-900); }

/* ─── Footer ─────────────────────────── */
footer.site-footer { background: var(--silver-900); color: #fff; margin-top: 4rem; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; }
@media (min-width: 768px) { .footer-grid { grid-template-columns: repeat(4, 1fr); } }
.footer-grid h3 { font-size: 1rem; font-weight: 700; color: var(--silver-200); margin: 0 0 1rem; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid ul a, .footer-grid p { color: var(--silver-400); font-size: .875rem; }
.footer-grid ul a { display: inline-block; padding: .25rem 0; }
.footer-grid ul a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgb(255 255 255 / 0.1); margin-top: 2rem; padding-top: 1.5rem;
  display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between;
  font-size: .875rem; color: var(--silver-400);
}
.footer-bottom a { margin-inline-start: 1rem; color: var(--silver-400); }
.footer-bottom a:hover { color: #fff; }

/* ─── Content blocks ─────────────────── */
.page-title { font-size: 1.875rem; font-weight: 700; color: var(--silver-900); margin: 0 0 .5rem; }
.page-meta { font-size: .875rem; color: var(--silver-500); margin-bottom: 2rem; }
.card {
  background: #fff; border: 1px solid var(--silver-200); border-radius: 1rem;
  padding: 1.5rem; margin-bottom: 1.5rem;
}
.card h2 { font-size: 1.25rem; font-weight: 700; color: var(--silver-900); margin: 0 0 .75rem; }
.card p { color: var(--silver-600); margin: 0 0 .75rem; }
.card p:last-child { margin-bottom: 0; }
.card ul { color: var(--silver-600); margin: 0; padding-inline-start: 1.25rem; }
.card ul li { margin-bottom: .5rem; }
.text-sm { font-size: .875rem; }
.warning-card { background: #FFFBEB; border-color: #FDE68A; }
.warning-card h2 { color: #92400E; }
.warning-card p, .warning-card ul { color: #B45309; }
.muted-card { background: var(--silver-50); }
a.text-link { color: var(--silver-700); text-decoration: underline; text-underline-offset: 2px; }
a.text-link:hover { color: var(--silver-900); }
content ul.list-disc { list-style: disc; }

/* ─── Breadcrumb ─────────────────────── */
nav.breadcrumb { font-size: .875rem; color: var(--silver-500); margin-bottom: 1.5rem; }
nav.breadcrumb a { color: var(--silver-500); }
nav.breadcrumb a:hover { color: var(--silver-800); }
nav.breadcrumb .sep { margin: 0 .5rem; color: var(--silver-300); }

/* ─── 404 ────────────────────────────── */
.error-page { text-align: center; padding: 4rem 1rem; }
.error-code { font-size: 6rem; font-weight: 700; color: var(--silver-300); line-height: 1; margin: 0; }
.btn {
  display: inline-block; padding: .625rem 1.25rem; border-radius: .75rem;
  font-size: .875rem; font-weight: 500; transition: background .2s;
}
.btn-primary { background: var(--silver-900); color: #fff; }
.btn-primary:hover { background: var(--silver-800); }