/* Sistuno v1.0 — tokens iniciais, editáveis. Fontes não incluídas. */
:root{
 --sistuno-navy:#0C142B;--sistuno-blue:#0066FF;--sistuno-violet:#563DFF;
 --sistuno-orange:#FF6524;--sistuno-yellow:#FFC400;
 --sistuno-turquoise:#10CFC7;--sistuno-green:#12CF83;
 --sistuno-bg:#FAF8F5;--sistuno-surface:#FFFFFF;--sistuno-text:#0C142B;
 --sistuno-text-muted:#647084;--sistuno-border:#E3E7EF;
 --sistuno-action:#0052CC;--sistuno-action-hover:#0043A8;
 --sistuno-success:#067647;--sistuno-success-bg:#ECFDF3;
 --sistuno-warning:#93370D;--sistuno-warning-bg:#FFFAEB;
 --sistuno-error:#B42318;--sistuno-error-bg:#FEF3F2;
 --sistuno-info:#175CD3;--sistuno-info-bg:#EFF8FF;
 --sistuno-gradient-blue:linear-gradient(115deg,#0066FF,#563DFF);
 --sistuno-gradient-warm:linear-gradient(115deg,#FF6524,#FFC400);
 --sistuno-gradient-fresh:linear-gradient(115deg,#10CFC7,#12CF83);
 --sistuno-font-heading:'Sora','Inter',Arial,sans-serif;
 --sistuno-font-body:'Inter',Arial,sans-serif;
 --sistuno-radius-sm:8px;--sistuno-radius-md:12px;
 --sistuno-radius-lg:20px;--sistuno-radius-pill:999px;
 --sistuno-space-1:4px;--sistuno-space-2:8px;--sistuno-space-3:12px;
 --sistuno-space-4:16px;--sistuno-space-6:24px;--sistuno-space-8:32px;
 --sistuno-space-12:48px;--sistuno-space-16:64px;
 --sistuno-shadow:0 10px 28px rgba(12,20,43,.08);
}
[data-theme="dark"]{
 --sistuno-bg:#0C142B;--sistuno-surface:#14203A;--sistuno-text:#F5F8FF;
 --sistuno-text-muted:#BBC9E0;--sistuno-border:#627390;
}
.sistuno-button{
 font:600 14px/20px var(--sistuno-font-body);padding:12px 20px;min-height:44px;
 border:0;border-radius:var(--sistuno-radius-pill);color:#fff;background:var(--sistuno-action);
 cursor:pointer;transition:background-color 180ms ease;
}
.sistuno-button:hover{background:var(--sistuno-action-hover)}
.sistuno-button:focus-visible{outline:2px solid var(--sistuno-text);outline-offset:3px}
.sistuno-icon{width:24px;height:24px;flex:none;color:inherit}
@media(prefers-reduced-motion:reduce){.sistuno-button{transition:none}}