.brand-lockup {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-decoration: none;
}

.brand-lockup img,
.logo {
  width: min(330px, 74vw);
  height: auto;
  display: block;
}

.brand-tagline {
  margin: 0;
  color: var(--brand-white);
  font-size: 16px;
  line-height: 1.2;
  text-align: center;
}

.app-header {
  min-height: 86px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px clamp(16px, 4vw, 44px);
  background: rgba(0, 0, 0, 0.5);
}

.app-header-brand {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  color: var(--brand-white);
  text-decoration: none;
}

.app-header-logo {
  width: min(260px, 46vw);
  height: auto;
  display: block;
}

.app-header-brand span {
  display: none;
}

.app-back-button,
.menu-back-button,
.service-button {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border: 0;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.10);
  color: var(--brand-white);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  line-height: 1;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.app-back-button:hover,
.app-back-button:focus,
.menu-back-button:hover,
.menu-back-button:focus,
.service-button:hover,
.service-button:focus {
  border-color: var(--brand-yellow);
  background: var(--brand-yellow);
  color: var(--brand-white);
  outline: none;
}

.button-stack {
  width: min(100%, 520px);
  display: grid;
  gap: 20px;
  margin: 0 auto;
}

.primary-action,
.servico-btn,
button[type="submit"] {
  min-height: 58px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 15px 22px;
  border: 0;
  border-radius: var(--radius);
  background: var(--brand-yellow);
  color: var(--brand-white);
  font-family: var(--font-brand) !important;
  font-size: 15px;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 0.15s ease, background-color 0.2s ease, color 0.2s ease;
}

.primary-action:hover,
.primary-action:focus,
.servico-btn:hover,
.servico-btn:focus,
button[type="submit"]:hover,
button[type="submit"]:focus {
  background: rgba(0, 0, 0, 0.5);
  color: var(--brand-white);
  outline: none;
  transform: translateY(-1px);
}

button:disabled,
button[aria-busy="true"] {
  cursor: wait;
  opacity: 0.72;
  transform: none;
}

.hidden {
  display: none !important;
}

@media (max-width: 640px) {
  .app-header {
    min-height: 78px;
    gap: 12px;
    padding: 14px 12px;
  }

  .app-header-logo {
    width: min(210px, 50vw);
  }

  .app-back-button,
  .menu-back-button,
  .service-button {
    min-height: 38px;
    padding: 9px 12px;
    font-size: 13px;
  }
}