.sim-botao {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  max-width: 980px;
  margin: 16px auto 0;
  padding: 10px 14px;
  border: 0;
  border-radius: 12px;
  background: var(--tinta);
  color: var(--papel);
  font-weight: 500;
  text-align: left;
}
.sim-botao:hover { background: #24212A; }

@media (min-width: 900px) {
  .sim-botao {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 10;
    width: auto;
    margin: 0;
    box-shadow: 0 12px 30px -12px rgba(20, 18, 22, .5);
  }
}

.sim-marca {
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .08em;
  background: var(--menta);
  color: var(--tinta);
  padding: 2px 8px;
  border-radius: 4px;
}

.sim-modal {
  width: min(420px, calc(100vw - 32px));
  padding: 0;
  border: 0;
  border-radius: 16px;
  background: var(--tinta);
  color: var(--papel);
  box-shadow: 0 30px 60px -20px rgba(0, 0, 0, .5);
}
.sim-modal::backdrop { background: rgba(20, 18, 22, .55); }
.sim-modal :focus-visible { outline-color: var(--menta); }

.sim-corpo { display: grid; gap: 14px; padding: 18px; }
.sim-cab { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 10px; }
.sim-cab h2 { margin: 0; font-size: 16px; font-weight: 600; }
.sim-fechar {
  background: transparent;
  border: 0;
  border-radius: 6px;
  padding: 4px 8px;
  color: #C8C6D0;
  font-size: 16px;
}
.sim-fechar:hover { background: #24212A; }

.sim-intro { margin: 0; color: #C8C6D0; font-size: 14px; }
.sim-nota { margin: 0; color: #9C99A6; font-size: 13px; border-top: 1px solid #34313A; padding-top: 12px; }

.sim-campo { display: grid; gap: 6px; min-width: 0; }
.sim-linha { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.sim-campo label {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: #9C99A6;
}
.sim-campo select {
  width: 100%;
  background: #24212A;
  color: var(--papel);
  border: 1px solid #3C3943;
  border-radius: 8px;
  padding: 9px 10px;
}

.sim-ok {
  padding: 11px 14px;
  border: 0;
  border-radius: 10px;
  background: var(--menta);
  color: var(--tinta);
  font-weight: 600;
}
.sim-ok:hover { filter: brightness(1.05); }