:root{--primary-blue:#2b6cb0;--light-blue:#4299e1;--dark-blue:#1a4d7a;--text-dark:#1a202c;--text-light:#4a5568;--gray-100:#f7fafc;--gray-200:#edf2f7;--gray-300:#e2e8f0;--white:#fff}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--white);color:var(--text-dark);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6;overflow-x:hidden}.container{margin:0 auto;max-width:1200px;padding:0 20px;width:100%}img{display:block;height:auto;max-width:100%}a{color:inherit;text-decoration:none;transition:color .3s ease}.content-article a,.content-block a,.intro-section a{color:var(--primary-blue);text-decoration:underline;text-decoration-color:#2b6cb04d;text-underline-offset:2px;transition:all .2s ease}.content-article a:hover,.content-block a:hover,.intro-section a:hover{color:var(--dark-blue);text-decoration-color:var(--dark-blue)}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.2;margin-bottom:1rem}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.5rem}p{line-height:1.8;margin-bottom:1rem}@media(max-width:768px){h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.25rem}}