*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(ellipse 80% 50% at 0% 0%, rgba(30, 91, 140, 0.22), transparent 55%),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(217, 164, 65, 0.1), transparent 50%),
    var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: var(--text-base);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.shell {
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: var(--space-lg) var(--space-lg) var(--space-2xl);
}

.shell-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-lg);
  padding-bottom: var(--space-lg);
  margin-bottom: var(--space-xl);
  border-bottom: 1px solid var(--line);
}

.shell-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.shell-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
}

.shell-logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(145deg, var(--brand-light), var(--brand));
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-soft);
  display: grid;
  place-items: center;
  font-weight: 900;
  font-size: 14px;
  color: var(--accent);
  letter-spacing: 0.04em;
}

.shell-title {
  margin: 0;
  font-size: var(--text-2xl);
  font-weight: 900;
  letter-spacing: -0.035em;
  color: var(--ink);
  line-height: 1.1;
}

.shell-subtitle {
  margin: 0;
  color: var(--ink-muted);
  font-size: var(--text-sm);
  font-weight: 600;
}

.shell-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-sm);
  text-align: right;
}

.shell-date {
  font-size: var(--text-sm);
  color: var(--ink-muted);
  font-weight: 700;
}

.shell-time {
  font-size: var(--text-sm);
  color: var(--ink-muted);
  font-weight: 700;
}

.shell-last {
  font-size: var(--text-xs);
  color: var(--ink-subtle);
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--bg-elevated);
  border: 1px solid var(--line);
}

.shell-last strong {
  color: var(--accent);
  font-weight: 800;
}

.shell-section {
  margin-bottom: var(--space-xl);
}

.shell-section-title {
  margin: 0 0 var(--space-md);
  font-size: var(--text-lg);
  font-weight: 900;
  color: var(--ink);
  letter-spacing: -0.02em;
  padding-left: 12px;
  border-left: 4px solid var(--accent);
}

.shell-section-hint {
  margin: -8px 0 var(--space-lg);
  color: var(--ink-subtle);
  font-size: var(--text-sm);
  font-weight: 600;
}

.module-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-md);
}

.arch-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-sm);
}

.shell-footer {
  margin-top: var(--space-2xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  color: var(--ink-subtle);
  font-size: var(--text-xs);
  font-weight: 700;
}

.shell-footer span {
  color: var(--ink-muted);
}

/* Modo operacional — seção Sistema oculta por padrão */
.area-sistema,
details.area-tecnica {
  margin-top: var(--space-xl);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-lg);
  border: 1px dashed var(--line);
  background: rgba(16, 42, 67, 0.35);
}

.area-sistema-summary {
  cursor: pointer;
  font-size: var(--text-sm);
  font-weight: 800;
  color: var(--ink-subtle);
  letter-spacing: 0.02em;
  list-style: none;
  user-select: none;
}

.area-sistema-summary::-webkit-details-marker {
  display: none;
}

.area-sistema-summary::before {
  content: "▸ ";
  display: inline-block;
  transition: transform 0.15s ease;
}

.area-sistema[open] .area-sistema-summary::before,
details.area-tecnica[open] > summary::before {
  transform: rotate(90deg);
}

.area-sistema-note {
  margin: var(--space-sm) 0 var(--space-lg);
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--ink-subtle);
}

.area-sistema .alert-bar {
  margin-bottom: var(--space-md);
  font-size: var(--text-xs);
}

.area-sistema-arch {
  margin-top: var(--space-lg);
}

.shell-section-title--compact {
  font-size: var(--text-base);
  border-left-width: 3px;
}

.module-grid--tecnico {
  margin-top: var(--space-md);
}

.module-grid--tecnico .module-card {
  padding: var(--space-md);
}

.module-grid--tecnico .module-card-name {
  font-size: var(--text-base);
}

.module-grid--tecnico .module-card-desc {
  font-size: var(--text-xs);
}

.module-card--tecnico::before {
  background: var(--ink-subtle);
}

.area-sistema-docs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm) var(--space-md);
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--line);
  font-size: var(--text-xs);
  font-weight: 700;
}

.area-sistema-docs-label {
  color: var(--ink-subtle);
}

.area-sistema-docs a {
  color: var(--ink-muted);
  text-decoration: none;
}

.area-sistema-docs a:hover {
  color: var(--accent);
}

details.area-tecnica > summary {
  cursor: pointer;
  font-size: var(--text-sm);
  font-weight: 800;
  color: var(--ink-subtle);
  list-style: none;
  margin-bottom: var(--space-md);
}

details.area-tecnica > summary::-webkit-details-marker {
  display: none;
}

details.area-tecnica .shell-section-title {
  font-size: var(--text-base);
}

/* Barreira Sistema / Configurações (gestor) */
.sistema-gate {
  margin-top: var(--space-xl);
}

.sistema-gate .area-sistema,
.sistema-gate details.area-tecnica {
  margin-top: 0;
}

.sistema-gate.is-locked {
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-lg);
  border: 1px dashed var(--line);
  background: rgba(16, 42, 67, 0.35);
}

.sistema-gate__locked-row {
  display: flex;
  align-items: center;
  gap: 6px;
  width: 100%;
  padding: 0;
  border: none;
  background: transparent;
  text-align: left;
  font: inherit;
}

.sistema-gate__locked-row::before {
  content: "▸ ";
  display: inline-block;
}

.sistema-gate__lock-icon {
  font-size: 0.85em;
  opacity: 0.75;
}

.sistema-gate__locked-row--icon-only {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.sistema-gate__locked-row--icon-only::before {
  content: none;
}

.sistema-gate__locked-row--icon-only .sistema-gate__lock-icon {
  font-size: 16px;
  opacity: 1;
}


.sistema-gate__form {
  margin: var(--space-sm) 0 var(--space-md);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(16, 42, 67, 0.5);
}

.sistema-gate__form.is-shake {
  animation: sistema-gate-shake 0.4s ease;
}

.sistema-gate__form-label {
  margin: 0 0 var(--space-sm);
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--ink-subtle);
}

.sistema-gate__form-inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  align-items: center;
}

.sistema-gate__input {
  flex: 1 1 160px;
  min-height: 36px;
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid var(--line-strong);
  background: var(--bg-elevated);
  color: var(--ink);
  font: inherit;
  font-size: var(--text-sm);
}

.sistema-gate__submit {
  min-height: 36px;
  padding: 8px 14px;
  border-radius: 8px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #102a43;
  font: inherit;
  font-size: var(--text-sm);
  font-weight: 800;
  cursor: pointer;
}

.sistema-gate__submit:hover {
  filter: brightness(1.05);
}

.sistema-gate__error {
  margin: var(--space-sm) 0 0;
  font-size: var(--text-xs);
  font-weight: 700;
  color: #dc4646;
}

.sistema-gate__lock-bar {
  display: flex;
  justify-content: flex-end;
  margin-bottom: var(--space-sm);
}

.sistema-gate__relock {
  padding: 0;
  border: none;
  background: none;
  color: var(--ink-subtle);
  font: inherit;
  font-size: var(--text-xs);
  font-weight: 700;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.sistema-gate__relock:hover {
  color: var(--accent);
}

@keyframes sistema-gate-shake {
  0%, 100% { transform: translateX(0); }
  20%, 60% { transform: translateX(-6px); }
  40%, 80% { transform: translateX(6px); }
}

html.barmo-sistema-gate-locked body > :not(#barmo-sistema-gate-overlay):not(#barmo-security-overlay):not(.barmo-security-logout) {
  visibility: hidden;
}

.sistema-gate-page {
  position: fixed;
  inset: 0;
  z-index: 9998;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
  background: rgba(8, 20, 32, 0.92);
  backdrop-filter: blur(8px);
}

.sistema-gate-page.is-shake .sistema-gate-page__card {
  animation: sistema-gate-shake 0.4s ease;
}

.sistema-gate-page__card {
  width: min(100%, 380px);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-strong);
  background: var(--bg-elevated);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.35);
}

.sistema-gate-page__title {
  margin: 0 0 var(--space-xs);
  font-size: var(--text-lg);
  font-weight: 900;
  color: var(--ink);
}

.sistema-gate-page__subtitle {
  margin: 0 0 var(--space-lg);
  font-size: var(--text-sm);
  color: var(--ink-subtle);
}

.sistema-gate-page__label {
  display: block;
  margin-bottom: var(--space-xs);
  font-size: var(--text-xs);
  font-weight: 800;
  color: var(--ink-muted);
}

.sistema-gate-page__input {
  width: 100%;
  min-height: 40px;
  padding: 10px 12px;
  margin-bottom: var(--space-sm);
  border-radius: 8px;
  border: 1px solid var(--line-strong);
  background: var(--bg);
  color: var(--ink);
  font: inherit;
  font-size: var(--text-sm);
  box-sizing: border-box;
}

.sistema-gate-page__submit {
  width: 100%;
  min-height: 40px;
  margin-top: var(--space-sm);
  border-radius: 8px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #102a43;
  font: inherit;
  font-size: var(--text-sm);
  font-weight: 800;
  cursor: pointer;
}

.sistema-gate-page__error {
  margin: 0;
  font-size: var(--text-xs);
  font-weight: 700;
  color: #dc4646;
}

.sistema-gate-page__back {
  display: inline-block;
  margin-top: var(--space-lg);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--ink-muted);
  text-decoration: none;
}

.sistema-gate-page__back:hover {
  color: var(--accent);
}

@media (max-width: 960px) {
  .module-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .shell {
    padding: var(--space-md);
  }

  .shell-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .shell-meta {
    align-items: flex-start;
    text-align: left;
  }

  .module-grid,
  .arch-grid {
    grid-template-columns: 1fr;
  }

  .shell-title {
    font-size: var(--text-xl);
  }
}