:root{--cor-primaria: #3498db;--cor-secundaria: #e74c3c;--cor-texto: #333;--cor-texto-claro: #666;--cor-fundo: #ffffff;--cor-fundo-secundario: #f8f9fa;--sombra-suave: 0 2px 10px rgba(0, 0, 0, .1);--sombra-media: 0 4px 20px rgba(0, 0, 0, .15);--sombra-forte: 0 10px 40px rgba(0, 0, 0, .2);--transicao: all .3s ease;--border-radius: 10px;--border-radius-grande: 15px}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;font-size:16px}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;line-height:1.6;color:var(--cor-texto);background:var(--cor-fundo);overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2;margin-bottom:1rem;color:var(--cor-texto)}h1{font-size:2.5rem}@media (max-width: 768px){h1{font-size:2rem}}h2{font-size:2rem}@media (max-width: 768px){h2{font-size:1.75rem}}h3{font-size:1.5rem}@media (max-width: 768px){h3{font-size:1.25rem}}p{margin-bottom:1rem;color:var(--cor-texto-claro)}a{text-decoration:none;color:inherit;transition:var(--transicao)}.container{max-width:1200px;margin:0 auto;padding:0 20px;width:100%}@media (max-width: 768px){.container{padding:0 15px}}.section{padding:5rem 0}@media (max-width: 768px){.section{padding:3rem 0}}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{transform:translate(-100%)}to{transform:translate(0)}}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:var(--cor-fundo-secundario)}::-webkit-scrollbar-thumb{background:var(--cor-primaria);border-radius:5px}::-webkit-scrollbar-thumb:hover{background:var(--cor-secundaria)}.btn{display:inline-block;padding:.8rem 2rem;border:none;border-radius:var(--border-radius-grande);font-size:1rem;font-weight:600;cursor:pointer;transition:var(--transicao);text-align:center}.btn.btn-primary{background:var(--cor-primaria);color:#fff}.btn.btn-primary:hover{background:var(--cor-secundaria);transform:translateY(-2px);box-shadow:var(--sombra-media)}.btn.btn-secondary{background:var(--cor-secundaria);color:#fff}.btn.btn-secondary:hover{background:var(--cor-primaria);transform:translateY(-2px);box-shadow:var(--sombra-media)}@media (max-width: 1200px){.container{max-width:100%}}@media (max-width: 768px){html{font-size:14px}}@media (max-width: 480px){html{font-size:12px}}