:root{--foreground-rgb:17,24,39;--background-rgb:245,247,250;--primary-500:#3b82f6;--primary-600:#2563eb;--primary-700:#1d4ed8;--success-500:#22c55e;--warning-500:#f59e0b;--error-500:#ef4444;--gray-50:#f9fafb;--gray-100:#f3f4f6;--gray-200:#e5e7eb;--gray-300:#d1d5db;--gray-400:#9ca3af;--gray-500:#6b7280;--gray-600:#4b5563;--gray-700:#374151;--gray-800:#1f2937;--gray-900:#111827;--radius:12px;--shadow-sm:0 1px 2px rgba(0,0,0,.05);--shadow:0 1px 3px rgba(0,0,0,.1);--shadow-lg:0 10px 15px rgba(0,0,0,.1);--shadow-xl:0 20px 25px rgba(0,0,0,.1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:rgb(var(--foreground-rgb));background:rgb(var(--background-rgb));line-height:1.6}a{color:var(--primary-600);text-decoration:none}a:hover{color:var(--primary-700)}.container{max-width:1280px;margin:0 auto;padding:0 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