:root{--bg-color: #0d1117;--text-color: #e6edf3;--text-secondary: #8b949e;--primary-color: #58a6ff;--secondary-color: #1f6feb;--card-bg: #161b22;--border-color: #30363d;--hover-color: #21262d;--font-family: "Inter", system-ui, -apple-system, sans-serif}[data-theme=light]{--bg-color: #ffffff;--text-color: #24292f;--text-secondary: #57606a;--primary-color: #0969da;--secondary-color: #0969da;--card-bg: #f6f8fa;--border-color: #d0d7de;--hover-color: #eaeef2}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-color);color:var(--text-color);line-height:1.6;transition:background-color .3s,color .3s}a{color:var(--primary-color);text-decoration:none;transition:color .2s}a:hover{text-decoration:underline}.container{max-width:1200px;margin:0 auto;padding:0 2rem}.section-title{font-size:2rem;margin-bottom:2rem;color:var(--text-color);border-bottom:2px solid var(--border-color);padding-bottom:.5rem;display:inline-block}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;border-radius:6px;font-weight:600;cursor:pointer;border:1px solid transparent;transition:all .2s}.btn-primary{background-color:var(--secondary-color);color:#fff}.btn-primary:hover{background-color:var(--primary-color);text-decoration:none}.btn-outline{background-color:transparent;border-color:var(--border-color);color:var(--text-secondary)}.btn-outline:hover{border-color:var(--text-secondary);color:var(--text-color);text-decoration:none}.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-4{gap:1rem}.grid{display:grid}.grid-cols-1{grid-template-columns:1fr}@media(min-width:768px){.grid-cols-2{grid-template-columns:repeat(2,1fr)}.grid-cols-3{grid-template-columns:repeat(3,1fr)}}body[dir=rtl]{font-family:Tajawal,Inter,sans-serif}