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/* Atualização visual — background geométrico Alpha e logo da header */
.header .brand img{filter:brightness(0) saturate(100%) invert(20%) sepia(19%) saturate(1148%) hue-rotate(131deg) brightness(90%) contrast(92%);}
.hero>.pattern{background-image:url('assets/pattern.png');background-position:center;background-size:cover;opacity:.14;mix-blend-mode:multiply;}
.final-cta>.pattern{background-image:url('assets/pattern.png');background-position:center;background-size:cover;opacity:.48;mix-blend-mode:normal;}
.bim-model{background-image:linear-gradient(rgba(24,64,64,.18),rgba(24,64,64,.18)),url('assets/pattern.png');background-size:cover;background-position:center;}
.building,.human-photo{background-image:linear-gradient(135deg,rgba(24,64,64,.08),rgba(24,64,64,.18)),url('assets/pattern.png');background-size:cover;background-position:center;}
footer img{filter:brightness(0) invert(1);}