/* css/layout.css
 * App shell, header, status bar, and dial-card grid. Mobile-first,
 * responsive from 360px wide up through desktop, portrait and landscape.
 */
.app {
  max-width: 1400px;
  margin: 0 auto;
  padding: calc(1rem + var(--safe-top)) calc(1rem + var(--safe-right)) calc(2rem + var(--safe-bottom))
    calc(1rem + var(--safe-left));
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

/* ---------- Header ---------- */
.app-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 0.75rem;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 1rem;
}

.app-header__title h1 {
  font-size: clamp(1.4rem, 4vw, 2.1rem);
  letter-spacing: 0.02em;
  color: var(--accent-amber);
}

.app-header__tagline {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-top: 0.15rem;
  font-family: var(--font-mono);
}

.app-header__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
}

.app-header__nudge-group {
  display: flex;
  gap: 0.3rem;
}

.app-header__nudge-group .btn {
  font-family: var(--font-mono);
  padding-inline: 0.7rem;
}

/* ---------- Status bar ---------- */
.status-bar {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1rem 1.25rem;
  box-shadow: var(--shadow-panel);
}

.status-bar--pulse {
  animation: status-pulse 500ms ease;
}

@keyframes status-pulse {
  0% {
    box-shadow: var(--shadow-panel), 0 0 0 0 rgba(79, 216, 224, 0.5);
  }
  100% {
    box-shadow: var(--shadow-panel), 0 0 0 14px rgba(79, 216, 224, 0);
  }
}

.status-bar__gauge {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  min-width: 160px;
  flex: 0 0 auto;
}

.status-bar__gauge-track {
  width: 120px;
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
}

.status-bar__gauge-fill {
  height: 100%;
  width: 100%;
  transform-origin: left center;
  background: var(--severity-observed);
  transition: transform 300ms ease, background 300ms ease;
}

.status-bar__gauge-label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-secondary);
  min-width: 3.2em;
}

.status-bar__body {
  flex: 1 1 240px;
}

.status-bar__headline {
  font-size: 1.05rem;
  margin-bottom: 0.2rem;
}

.status-bar__text {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ---------- Dial grid ---------- */
.dial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

@media (max-width: 400px) {
  .dial-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 0.75rem;
  }
}

@media (min-width: 900px) {
  .dial-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  }
}

.dial-card {
  background: linear-gradient(160deg, var(--bg-panel-raised), var(--bg-panel));
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  box-shadow: var(--shadow-panel);
  transition: border-color 200ms ease, box-shadow 200ms ease, background 300ms ease;
}

.dial-card[data-severity='observed'] {
  border-color: color-mix(in srgb, var(--severity-observed) 35%, var(--border-subtle));
  background:
    linear-gradient(160deg, var(--severity-observed-bg), transparent 65%),
    linear-gradient(160deg, var(--bg-panel-raised), var(--bg-panel));
}
.dial-card[data-severity='marginal'] {
  border-color: color-mix(in srgb, var(--severity-marginal) 40%, var(--border-subtle));
  background:
    linear-gradient(160deg, var(--severity-marginal-bg), transparent 65%),
    linear-gradient(160deg, var(--bg-panel-raised), var(--bg-panel));
}
.dial-card[data-severity='hostile'] {
  border-color: color-mix(in srgb, var(--severity-hostile) 45%, var(--border-subtle));
  background:
    linear-gradient(160deg, var(--severity-hostile-bg), transparent 65%),
    linear-gradient(160deg, var(--bg-panel-raised), var(--bg-panel));
}
.dial-card[data-severity='catastrophic'] {
  border-color: color-mix(in srgb, var(--severity-catastrophic) 55%, var(--border-subtle));
  background:
    linear-gradient(160deg, var(--severity-catastrophic-bg), transparent 65%),
    linear-gradient(160deg, var(--bg-panel-raised), var(--bg-panel));
}

.dial-card--flash {
  animation: card-flash 480ms ease;
}

@keyframes card-flash {
  0% {
    box-shadow: var(--shadow-panel), 0 0 0 0 rgba(255, 255, 255, 0.35);
  }
  100% {
    box-shadow: var(--shadow-panel), 0 0 0 10px rgba(255, 255, 255, 0);
  }
}

.dial-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
}

.dial-card__name {
  background: none;
  border: none;
  color: var(--text-primary);
  text-align: left;
  font-size: 0.88rem;
  font-weight: 600;
  padding: 0;
  line-height: 1.25;
}

.dial-card__name:hover {
  color: var(--accent-cyan);
}

.dial-card__symbol {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent-amber);
  font-weight: 500;
  margin-top: 0.15rem;
}

.dial-card__reset {
  flex: 0 0 auto;
  width: 1.9rem;
  height: 1.9rem;
  border-radius: 50%;
  border: 1px solid var(--border-subtle);
  background: var(--bg-panel);
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1;
  display: grid;
  place-items: center;
  transition: color 150ms ease, transform 150ms ease, border-color 150ms ease;
}

.dial-card__reset:hover {
  color: var(--accent-cyan);
  border-color: var(--accent-cyan-dim);
  transform: rotate(-45deg);
}

.dial-card__knob-mount {
  display: flex;
  justify-content: center;
  padding: 0.25rem 0;
}

.dial-card__readout {
  display: flex;
  flex-direction: column;
  align-items: center;
  font-family: var(--font-mono);
  text-align: center;
  gap: 0.1rem;
}

.dial-card__value {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
}

.dial-card__unit {
  font-size: 0.72rem;
  color: var(--text-tertiary);
}

.dial-card__multiplier {
  font-size: 0.76rem;
  color: var(--accent-cyan);
}

.dial-card__fine-adjust {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 0.35rem;
}

.dial-card__fine-btn {
  flex: 0 0 auto;
  width: 2.1rem;
  height: 2.1rem;
  min-width: 44px;
  min-height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border-subtle);
  background: var(--bg-panel);
  color: var(--accent-amber);
  font-family: var(--font-mono);
  font-size: 1.15rem;
  line-height: 1;
  display: grid;
  place-items: center;
  transition: color 150ms ease, transform 100ms ease, border-color 150ms ease, background 150ms ease;
}

.dial-card__fine-btn:hover,
.dial-card__fine-btn:focus-visible {
  color: var(--bg-base);
  background: var(--accent-amber);
  border-color: var(--accent-amber);
}

.dial-card__fine-btn:active {
  transform: scale(0.92);
}

.dial-card__fine-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.03em;
  color: var(--text-tertiary);
  text-transform: uppercase;
}

.consequence {
  border-top: 1px solid var(--border-subtle);
  padding-top: 0.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.consequence__badge {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.2em 0.6em;
  border-radius: 999px;
}

.dial-card[data-severity='observed'] .consequence__badge {
  color: var(--severity-observed);
  background: var(--severity-observed-bg);
}
.dial-card[data-severity='marginal'] .consequence__badge {
  color: var(--severity-marginal);
  background: var(--severity-marginal-bg);
}
.dial-card[data-severity='hostile'] .consequence__badge {
  color: var(--severity-hostile);
  background: var(--severity-hostile-bg);
}
.dial-card[data-severity='catastrophic'] .consequence__badge {
  color: var(--severity-catastrophic);
  background: var(--severity-catastrophic-bg);
}

.consequence__headline {
  font-size: 0.92rem;
  line-height: 1.3;
}

.consequence__text {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* ---------- Footer ---------- */
.app-footer {
  color: var(--text-tertiary);
  font-size: 0.75rem;
  text-align: center;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border-subtle);
}

/* ---------- Landscape / short-viewport tweaks ---------- */
@media (max-height: 480px) and (orientation: landscape) {
  .app-header {
    padding-bottom: 0.5rem;
  }
  .dial-grid {
    grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  }
}