:root{--primary:#24372b;--ink:#24372b;--accent:#d9ed89;--paper:#f5f5ef}.app-header .brand,.entry-header,.mission-hero{background-image:linear-gradient(#24372b8a,#24372b8a),url('assets/patterns/camuflagem-soldado.svg')}.brand small,.entry-protocol,.mission-hero .eyebrow,.practice-hud .pilot-timer{color:var(--accent)}.app-header nav .install-button{color:var(--accent);background:var(--primary)}.exercise-card{background:var(--paper)}