:root{--primary-color: #2563eb;--primary-dark: #1e40af;--primary-light: #3b82f6;--secondary-color: #10b981;--text-dark: #1f2937;--text-gray: #6b7280;--text-light: #9ca3af;--bg-light: #f9fafb;--bg-white: #ffffff;--border-color: #e5e7eb;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1)}*{margin:0;padding:0;box-sizing:border-box}html,body{margin:0;padding:0;width:100%;overflow-x:hidden}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6;color:var(--text-dark);background-color:var(--bg-white)}.container{max-width:1200px;margin:0 auto;padding:0 20px;width:100%}.header{background:var(--bg-white);box-shadow:var(--shadow-sm);position:sticky;top:0;z-index:1000;padding:.75rem 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