:root{--primary-blue: #072562;--accent-red: #E51C20;--text-dark: #353535;--text-light: #ffffff;--bg-light: #FDFCFA;--bg-gray: #EFF1F4;--whatsapp-green: #00CC33}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Montserrat,sans-serif;color:var(--text-dark);background-color:var(--bg-light);line-height:1.6;overflow-x:hidden}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-gray)}::-webkit-scrollbar-thumb{background:var(--primary-blue);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--accent-red)}a{text-decoration:none;color:inherit}ul{list-style:none}.floating-whatsapp{position:fixed;bottom:40px;right:40px;background-color:var(--whatsapp-green);color:#fff;width:65px;height:65px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 16px #0c36;z-index:1000;transition:transform .3s cubic-bezier(.175,.885,.32,1.275),box-shadow .3s ease;animation:pulse-ring 2s 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