:root{--primary-color: #2563eb;--secondary-color: #1e40af;--background-color: #f8fafc;--text-color: #1e293b;--text-color-light: #64748b;--border-color: #e2e8f0;--success-color: #10b981;--error-color: #ef4444;--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--border-radius: .5rem;--box-shadow: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--transition: all .3s ease}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;scroll-behavior:smooth}body{font-family:var(--font-family);background-color:var(--background-color);color:var(--text-color);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}::selection{background-color:var(--primary-color);color:#fff}h1,h2,h3,h4,h5,h6{line-height:1.2;font-weight:600;margin-bottom:1rem}a{color:var(--primary-color);text-decoration:none;transition:var(--transition)}a:hover{color:var(--secondary-color)}button{cursor:pointer;font-family:inherit;transition:var(--transition)}img{max-width:100%;height:auto;display:block}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1rem}@media (max-width: 768px){html{font-size:14px}}