/* Authority Network Modern Responsive Arabic Theme */
:root {
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --bg-body: #f8fafc;
  --bg-surface: #ffffff;
  --bg-subtle: #f1f5f9;
  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(37,99,235,0.08);
  --radius-md: 10px;
  --radius-lg: 16px;
}

[data-theme="dark"] {
  --primary: #3b82f6;
  --bg-body: #0f172a;
  --bg-surface: #1e293b;
  --bg-subtle: #334155;
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --border-color: #334155;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; background-color: var(--bg-body); color: var(--text-primary); line-height: 1.85; }
.container { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 1.25rem; }
.site-header { background: var(--bg-surface); border-bottom: 1px solid var(--border-color); position: sticky; top: 0; z-index: 100; }
.header-content { display: flex; justify-content: space-between; align-items: center; height: 68px; }
.logo-group { display: flex; align-items: center; gap: 0.6rem; font-size: 1.35rem; font-weight: 800; color: var(--primary); text-decoration: none; }
.header-actions { display: flex; align-items: center; gap: 0.75rem; }
.btn-icon { background: var(--bg-subtle); border: 1px solid var(--border-color); color: var(--text-primary); padding: 0.45rem 0.9rem; border-radius: 8px; cursor: pointer; font-weight: 600; font-size: 0.9rem; text-decoration: none; }
.main-content { padding: 2.2rem 0 4rem 0; }
.badge { display: inline-block; padding: 0.35rem 0.85rem; border-radius: 20px; font-size: 0.85rem; font-weight: 700; text-decoration: none; }
.badge-primary { background: rgba(37, 99, 235, 0.1); color: var(--primary); border: 1px solid rgba(37, 99, 235, 0.2); }
.badge-secondary { background: var(--bg-subtle); color: var(--text-muted); }
.article-wrapper { background: var(--bg-surface); border: 1px solid var(--border-color); border-radius: var(--radius-lg); padding: 2.5rem; box-shadow: var(--shadow-sm); }
@media (max-width: 768px) { .article-wrapper { padding: 1.25rem; } }
.article-title { font-size: 2.1rem; font-weight: 800; line-height: 1.35; margin: 1rem 0 1.5rem 0; color: var(--text-primary); }
.grid-features { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; }
.feature-card { background: var(--bg-surface); border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: 1.6rem; transition: transform 0.2s, box-shadow 0.2s; display: flex; flex-direction: column; justify-content: space-between; }
.feature-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.site-footer { background: var(--bg-surface); border-top: 1px solid var(--border-color); padding: 2.5rem 0; text-align: center; color: var(--text-muted); font-size: 0.9rem; margin-top: 3rem; }