/* TERMINAL-01 :: APP SHELL :: MOBILE-FIRST */

/* Default + theme tokens (overridden per html[data-theme]) */
:root,
html[data-theme="terminal-dark"] {
  --bg-primary: #1a0f0f;
  --bg-elevated: #2a1a1a;
  --text-primary: #d8ccbc;
  --text-secondary: #8a7a6a;
  --accent-alert: #e8559a;
  --accent-warn: #d4a043;
  --grid-line: rgba(232, 85, 154, 0.08);
  --header-fg: #1a0f0f;
  --header-bg: #d8ccbc;
}

html[data-theme="terminal-light"] {
  --bg-primary: #f0ebe0;
  --bg-elevated: #e8dfd0;
  --text-primary: #1a1210;
  --text-secondary: #5c4a3a;
  --accent-alert: #c42d6a;
  --accent-warn: #9a7020;
  --grid-line: rgba(26, 18, 16, 0.07);
  --header-fg: #f0ebe0;
  --header-bg: #1a1210;
}

html[data-theme="phosphor"] {
  --bg-primary: #0a0f0a;
  --bg-elevated: #0f1810;
  --text-primary: #33ff66;
  --text-secondary: #1a9939;
  --accent-alert: #b8ff00;
  --accent-warn: #ffcc00;
  --grid-line: rgba(51, 255, 102, 0.06);
  --header-fg: #0a0f0a;
  --header-bg: #33ff66;
}

html[data-theme="ice-scan"] {
  --bg-primary: #0a1218;
  --bg-elevated: #121c26;
  --text-primary: #a8d4e6;
  --text-secondary: #5a7a8a;
  --accent-alert: #4ecdc4;
  --accent-warn: #ffd93d;
  --grid-line: rgba(78, 205, 196, 0.07);
  --header-fg: #0a1218;
  --header-bg: #a8d4e6;
}

html[data-theme="amber-crt"] {
  --bg-primary: #1a1408;
  --bg-elevated: #2a2010;
  --text-primary: #ffb000;
  --text-secondary: #996800;
  --accent-alert: #ff5533;
  --accent-warn: #ff8800;
  --grid-line: rgba(255, 176, 0, 0.06);
  --header-fg: #1a1408;
  --header-bg: #ffb000;
}

html[data-theme="void-purple"] {
  --bg-primary: #0f0a14;
  --bg-elevated: #1a1220;
  --text-primary: #c8b8d8;
  --text-secondary: #6a5a7a;
  --accent-alert: #b44eff;
  --accent-warn: #e8a030;
  --grid-line: rgba(180, 78, 255, 0.07);
  --header-fg: #0f0a14;
  --header-bg: #c8b8d8;
}

html[data-theme="oxide-red"] {
  --bg-primary: #140808;
  --bg-elevated: #221010;
  --text-primary: #e8c4b8;
  --text-secondary: #8a5a50;
  --accent-alert: #ff3344;
  --accent-warn: #cc6622;
  --grid-line: rgba(255, 51, 68, 0.07);
  --header-fg: #140808;
  --header-bg: #e8c4b8;
}

html[data-theme="paper-stack"] {
  --bg-primary: #e8e4dc;
  --bg-elevated: #d8d4cc;
  --text-primary: #2a2824;
  --text-secondary: #6a6660;
  --accent-alert: #8b2252;
  --accent-warn: #6a5020;
  --grid-line: rgba(42, 40, 36, 0.08);
  --header-fg: #e8e4dc;
  --header-bg: #2a2824;
}

html.no-grid .app {
  background-image: none;
}

:root {
  --gap-xs: 2px;
  --gap-sm: 6px;
  --gap-md: 8px;
  --gap-base: 12px;
  --gap-lg: 16px;
  --gap-xl: 24px;

  --app-bar-h: 52px;
  --tab-bar-h: 84px;

  --font-display: "VT323", monospace;
  --font-body: "Share Tech Mono", monospace;

  /* Type scale — bumped for mobile readability */
  --fs-2xs: 11px;
  --fs-xs: 13px;
  --fs-sm: 14px;
  --fs-base: 18px;
  --fs-md: 15px;
  --fs-lg: 16px;
  --fs-xl: 21px;
  --fs-2xl: 28px;
  --fs-3xl: 34px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.5;
  color: var(--text-primary);
  background: var(--bg-primary);
  min-height: 100dvh;
  overflow: hidden;
}

/* App shell */
.app {
  max-width: 480px;
  margin: 0 auto;
  height: 100dvh;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-primary);
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 20px 20px;
  color: var(--text-primary);
  position: relative;
}

.app--scanning .bar-chart__bar {
  animation: pulse-bar 0.4s ease-in-out infinite alternate;
}

.app--overlay .content {
  overflow: hidden;
}

@keyframes pulse-bar {
  from { opacity: 0.5; }
  to { opacity: 1; }
}

/* App bar */
.app-bar {
  flex-shrink: 0;
  height: var(--app-bar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--gap-base);
  border-bottom: 1px solid var(--text-primary);
  background: var(--bg-elevated);
  padding-top: env(safe-area-inset-top, 0);
  min-height: calc(var(--app-bar-h) + env(safe-area-inset-top, 0));
}

.app-bar__left {
  display: flex;
  flex-direction: column;
  gap: 0;
  line-height: 1.1;
}

.app-bar__sys {
  font-size: var(--fs-2xs);
  letter-spacing: 0.14em;
  color: var(--text-secondary);
  text-transform: uppercase;
}

.app-bar__sys::before {
  content: "[■] ";
  color: var(--accent-alert);
}

.app-bar__page {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1;
}

.app-bar__page::before {
  content: "⟩ ";
  color: var(--text-secondary);
}

.app-bar__clock {
  font-size: var(--fs-sm);
  letter-spacing: 0.1em;
  color: var(--text-secondary);
}

.app-bar__clock::before {
  content: "⏱ ";
}

/* Scrollable content */
.content {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  padding: var(--gap-base);
  padding-bottom: var(--gap-lg);
}

.tab-panel[hidden] {
  display: none !important;
}

.tab-panel--active {
  display: block;
}

/* Section header */
.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--gap-base);
  background: var(--header-bg, var(--text-primary));
  color: var(--header-fg, var(--bg-primary));
  padding: var(--gap-md) var(--gap-lg);
  margin-bottom: var(--gap-base);
}

.section-header__title {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1;
}

.section-header__title::before {
  content: "│ ";
}

.section-header__tag {
  font-size: var(--fs-sm);
  opacity: 0.7;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section-header__tag::before {
  content: "[ ";
}

.section-header__tag::after {
  content: " ]";
}

.ascii-rule {
  font-size: var(--fs-xs);
  color: var(--text-secondary);
  opacity: 0.4;
  letter-spacing: 0;
  margin: calc(var(--gap-sm) * -1) 0 var(--gap-base);
  overflow: hidden;
  white-space: nowrap;
  user-select: none;
}

.glyph {
  color: var(--text-secondary);
}

.glyph--accent {
  color: var(--accent-alert);
}

.coord-string {
  font-size: var(--fs-sm);
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  text-transform: uppercase;
  margin-bottom: var(--gap-base);
}

.coord-string::before {
  content: "┆ ";
  opacity: 0.5;
}

/* Readouts */
.readout-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap-base);
  margin-bottom: var(--gap-base);
}

.readout-row--single { grid-template-columns: 1fr; }
.readout-row--dual { grid-template-columns: 1fr 1fr; }

.readout-cell {
  border: 1px solid var(--text-primary);
  padding: var(--gap-md) 10px;
  background: var(--bg-elevated);
}

.readout-cell--wide { grid-column: 1 / -1; }

.readout-cell__label {
  display: block;
  font-size: var(--fs-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: var(--gap-xs);
}

.readout-cell__label::before {
  content: "⟨ ";
}

.readout-cell__value {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  line-height: 1;
  display: block;
}

.readout-cell__value--accent { color: var(--accent-alert); }

/* Chips */
.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-sm);
  margin-bottom: var(--gap-base);
}

.chip {
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: var(--gap-sm) var(--gap-base);
  border: 1px solid var(--text-secondary);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.chip--active {
  border-color: var(--header-bg, var(--text-primary));
  background: var(--header-bg, var(--text-primary));
  color: var(--header-fg, var(--bg-primary));
}

.chip--action {
  font-size: var(--fs-xs);
  padding: var(--gap-sm) var(--gap-md);
}

.chip--action::before {
  content: "▸ ";
}

.chip:active {
  opacity: 0.8;
}

.action-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-sm);
  margin-bottom: var(--gap-base);
}

/* Panels */
.panel {
  border: 1px solid var(--text-primary);
  background: var(--bg-elevated);
  padding: var(--gap-lg);
  margin-bottom: var(--gap-base);
}

.panel--compact { padding: var(--gap-base); }

.panel-footer {
  display: flex;
  justify-content: space-between;
  margin-top: var(--gap-base);
}

.panel-footer .coord-string { margin-bottom: 0; }

.micro-label {
  font-size: var(--fs-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: var(--gap-base);
}

.micro-label::before {
  content: "▸ ";
  color: var(--accent-alert);
}

/* Bar chart */
.bar-chart {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 56px;
}

.bar-chart__bar {
  flex: 1;
  min-width: 3px;
  background: var(--text-primary);
  height: 10%;
}

.bar-chart__bar--alert { background: var(--accent-alert); }

/* Pixel grids */
.pixel-grid {
  display: grid;
  gap: var(--gap-xs);
}

.panel--radar .radar-wrap {
  border: 1px solid var(--text-secondary);
  padding: var(--gap-xs);
  background: var(--bg-primary);
}

.pixel-grid--radar {
  grid-template-columns: repeat(16, 1fr);
  aspect-ratio: 16 / 8;
  cursor: crosshair;
  touch-action: manipulation;
}

.radar-footer {
  margin-top: var(--gap-base);
}

.radar-footer .coord-string {
  margin-bottom: 0;
}

.app--scanning .pixel-grid--radar .pixel-cell--center {
  animation: radar-pulse 0.6s step-end infinite;
}

@keyframes radar-pulse {
  50% {
    opacity: 0.35;
  }
}

.pixel-grid--map {
  grid-template-columns: repeat(20, 1fr);
  aspect-ratio: 20 / 7;
  margin-bottom: var(--gap-sm);
}

.pixel-cell { aspect-ratio: 1; }

.pixel-grid--radar .pixel-cell {
  padding: 0;
  margin: 0;
  border: none;
  min-width: 0;
  width: 100%;
  background-color: var(--bg-primary);
  -webkit-tap-highlight-color: transparent;
}

.pixel-grid--radar .pixel-cell--ring {
  background-color: var(--text-primary);
  opacity: 0.12;
}

.pixel-grid--radar .pixel-cell--sweep {
  background-color: var(--text-primary);
  opacity: 0.55;
}

.pixel-grid--radar .pixel-cell--echo {
  background-color: var(--text-primary);
  opacity: 0.28;
}

.pixel-grid--radar .pixel-cell--center {
  background-color: var(--accent-alert);
  opacity: 1;
}

.pixel-grid--radar .pixel-cell--blip {
  background-color: var(--accent-alert);
  opacity: 1;
}

.pixel-grid--radar .pixel-cell--blip-warn {
  background-color: var(--accent-warn);
  opacity: 1;
}

.pixel-grid--radar .pixel-cell--blip-safe {
  background-color: var(--text-primary);
  opacity: 1;
}

.pixel-grid--radar .pixel-cell--blip-ping {
  opacity: 1;
}

.pixel-grid--radar .pixel-cell--blip-dim {
  opacity: 0.35;
}

.pixel-grid--radar .pixel-cell--selected {
  outline: 1px solid var(--accent-alert);
  outline-offset: -1px;
  z-index: 1;
}

.pixel-grid--radar .pixel-cell:focus-visible {
  outline: 1px solid var(--accent-alert);
  outline-offset: -1px;
}
.pixel-cell--filled { background: var(--text-primary); }
.pixel-cell--half { background: var(--text-primary); opacity: 0.25; }
.pixel-cell--alert { background: var(--accent-alert); }

/* Pixel icons (tab bar + UI) */
.pixel-icon {
  display: grid;
  gap: 1px;
  width: 20px;
  height: 20px;
}

.pixel-icon--large {
  width: 48px;
  height: 48px;
  gap: 2px;
  margin: 0 auto var(--gap-base);
}

.pixel-icon--avatar {
  width: 40px;
  height: 40px;
  gap: 2px;
  flex-shrink: 0;
}

.pixel-icon__cell {
  background: transparent;
}

.pixel-icon__cell--on {
  background: currentColor;
}

.tab-bar__icon {
  display: grid;
  gap: 1px;
  width: 22px;
  height: 22px;
  margin: 0 auto var(--gap-sm);
  color: var(--text-secondary);
}

/* Status rows */
.status-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--gap-sm);
  margin-bottom: var(--gap-base);
}

.status-list--dense { margin-bottom: 0; }
.status-list--ops { margin-top: var(--gap-base); }

.status-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--gap-base);
  font-size: var(--fs-md);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.status-row__glyph {
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  min-width: 1.5em;
  text-align: center;
}

.status-row--alert .status-row__glyph {
  color: var(--accent-alert);
}

.status-row--alert,
.status-row--alert .status-row__label,
.status-row--alert .status-row__value {
  color: var(--accent-alert);
}

.status-row--hidden { display: none; }
.status-row--visible { display: grid; }

.status-row__dot {
  display: none;
}

.status-row__dot--filled { background: currentColor; }
.status-row__dot--empty { background: transparent; }
.status-row__label { color: var(--text-secondary); }

/* Terminal log */
.terminal-log {
  border: 1px solid var(--text-primary);
  background: var(--bg-primary);
  padding: var(--gap-base);
  min-height: 80px;
  max-height: 120px;
  overflow-y: auto;
  margin-bottom: var(--gap-base);
  font-size: var(--fs-md);
}

.terminal-log::before {
  content: "╭─ CONSOLE ─────────────────╮";
  display: block;
  font-size: var(--fs-xs);
  color: var(--text-secondary);
  opacity: 0.45;
  margin-bottom: var(--gap-sm);
  letter-spacing: 0;
}

.terminal-log__line {
  margin-bottom: var(--gap-xs);
  color: var(--text-secondary);
  word-break: break-all;
}

.terminal-log__line:last-child {
  color: var(--text-primary);
}

.cursor { animation: blink 1s step-end infinite; }

@keyframes blink {
  50% { opacity: 0; }
}

/* Buttons */
.btn-terminal {
  width: 100%;
  font-family: var(--font-body);
  font-size: var(--fs-md);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--header-fg, var(--bg-primary));
  background: var(--header-bg, var(--text-primary));
  border: 1px solid var(--header-bg, var(--text-primary));
  padding: var(--gap-lg);
  cursor: pointer;
  margin-bottom: var(--gap-base);
  -webkit-tap-highlight-color: transparent;
}

.btn-terminal--small {
  padding: var(--gap-md) var(--gap-base);
  font-size: var(--fs-sm);
  width: auto;
  flex: 1;
}

.btn-terminal--secondary {
  background: transparent;
  color: var(--text-primary);
}

.btn-terminal:active:not(:disabled) {
  background: var(--bg-elevated);
  color: var(--text-primary);
}

.btn-terminal:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.packet-controls {
  display: flex;
  gap: var(--gap-base);
  margin-bottom: var(--gap-base);
}

.packet-controls .btn-terminal { margin-bottom: 0; }

/* Device list */
.device-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--gap-base);
}

.device-item {
  border: 1px solid var(--text-primary);
  background: var(--bg-primary);
  padding: var(--gap-lg);
  cursor: pointer;
  text-align: left;
  width: 100%;
  font-family: inherit;
  color: inherit;
  -webkit-tap-highlight-color: transparent;
}

.device-item:active { background: var(--bg-elevated); }
.device-item--hidden { display: none; }

.device-item__id {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  line-height: 1;
  display: block;
  margin-bottom: var(--gap-sm);
}

.device-item__id::before {
  content: "◈ ";
  color: var(--accent-alert);
}

.device-item__meta {
  font-size: var(--fs-sm);
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  text-transform: uppercase;
  display: block;
  margin-bottom: var(--gap-sm);
}

.device-item__vuln {
  font-size: var(--fs-md);
  color: var(--accent-alert);
  text-transform: uppercase;
}

.device-item__vuln::before {
  content: "⚠ ";
}

.device-item__vuln--warn { color: var(--accent-warn); }

/* Empty state */
.empty-state {
  border: 1px dashed var(--text-secondary);
  opacity: 0.6;
  padding: var(--gap-xl);
  text-align: center;
  margin-bottom: var(--gap-base);
}

.empty-state[hidden] { display: none; }

.empty-state__title {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  margin-bottom: var(--gap-sm);
}

.empty-state__title::before {
  content: "◇ ";
}

.empty-state__hint {
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  letter-spacing: 0.1em;
  margin-bottom: var(--gap-base);
}

/* Module list (tools) */
.module-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--gap-base);
  margin-bottom: var(--gap-base);
}

.module-card {
  border: 1px solid var(--text-primary);
  background: var(--bg-primary);
  padding: var(--gap-base);
  display: grid;
  grid-template-columns: 32px 1fr auto;
  gap: var(--gap-base);
  align-items: center;
}

.module-card--armed {
  border-color: var(--accent-alert);
}

.module-card__icon {
  width: 28px;
  height: 28px;
  display: grid;
  gap: 2px;
  color: var(--text-secondary);
}

.module-card--armed .module-card__icon {
  color: var(--accent-alert);
}

.module-card__body { min-width: 0; }

.module-card__name {
  font-size: var(--fs-md);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: block;
}

.module-card__name::before {
  content: "▣ ";
}

.module-card__desc {
  font-size: var(--fs-xs);
  color: var(--text-secondary);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.module-toggle {
  width: 36px;
  height: 20px;
  border: 1px solid var(--text-primary);
  background: var(--bg-elevated);
  cursor: pointer;
  position: relative;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
}

.module-toggle::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 12px;
  height: 12px;
  background: var(--text-secondary);
  transition: left 0.1s linear, background 0.1s;
}

.module-toggle--on {
  background: var(--header-bg, var(--text-primary));
}

.module-toggle--on::after {
  left: 19px;
  background: var(--header-fg, var(--bg-primary));
}

/* Profile grid */
.profile-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gap-base);
  margin-bottom: var(--gap-base);
}

.profile-btn {
  border: 1px solid var(--text-secondary);
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: var(--gap-lg) var(--gap-base);
  cursor: pointer;
  text-align: center;
  -webkit-tap-highlight-color: transparent;
}

.profile-btn--active {
  border-color: var(--header-bg, var(--text-primary));
  background: var(--header-bg, var(--text-primary));
  color: var(--header-fg, var(--bg-primary));
}

/* Hex feed */
.hex-feed {
  border: 1px solid var(--text-primary);
  background: var(--bg-primary);
  height: 400px;
  min-height: 320px;
  overflow-y: auto;
  font-size: var(--fs-xs);
  line-height: 1.45;
  padding: var(--gap-base);
}

.hex-feed::before {
  content: "╞══ INTERCEPT BUFFER ══════════════════════════╡";
  display: block;
  font-size: var(--fs-xs);
  color: var(--text-secondary);
  opacity: 0.4;
  margin-bottom: var(--gap-sm);
  letter-spacing: 0;
  white-space: nowrap;
  overflow: hidden;
}

.hex-feed__line {
  margin-bottom: 2px;
  color: var(--text-secondary);
  word-break: break-all;
}

.hex-feed__line--wifi { color: var(--text-primary); }
.hex-feed__line--ble { color: var(--accent-warn); }
.hex-feed__line--cell { color: var(--accent-alert); }

.hex-feed__line .ts {
  color: var(--text-secondary);
  margin-right: 6px;
}

/* Ops */
.panel--operator { margin-bottom: var(--gap-base); }

.operator-card {
  display: flex;
  gap: var(--gap-base);
  align-items: center;
}

.operator-card__id {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  line-height: 1;
  display: block;
}

.operator-card__id::before {
  content: "◆ ";
}

.operator-card__meta { margin-bottom: 0; margin-top: var(--gap-xs); }

.ops-list {
  list-style: none;
  margin-bottom: var(--gap-base);
}

.ops-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--gap-base);
  align-items: center;
  padding: var(--gap-base) 0;
  border-bottom: 1px dashed var(--text-secondary);
  opacity: 0.4;
  font-size: var(--fs-md);
  text-transform: uppercase;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.ops-item:last-child { border-bottom: none; }

.ops-item--selected {
  opacity: 1;
  color: var(--text-primary);
}

.ops-item__radio {
  font-size: var(--fs-sm);
  min-width: 1.25em;
  text-align: center;
}

.ops-item__radio::before {
  content: "( )";
  letter-spacing: 0;
}

.ops-item--selected .ops-item__radio::before {
  content: "(*)";
  color: var(--accent-alert);
}

.level-slider {
  margin-bottom: var(--gap-xl);
}

.level-slider__track {
  height: 12px;
  border: 1px solid var(--text-primary);
  background: var(--bg-primary);
  position: relative;
  cursor: pointer;
}

.level-slider__fill {
  height: 100%;
  background: var(--header-bg, var(--text-primary));
  width: 40%;
  pointer-events: none;
}

.level-slider__labels {
  display: flex;
  justify-content: space-between;
  margin-top: var(--gap-sm);
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  text-transform: uppercase;
}

#stealth-val {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  color: var(--text-primary);
}

.action-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gap-base);
  margin-bottom: var(--gap-base);
}

.action-btn {
  border: 1px solid var(--text-primary);
  background: var(--bg-elevated);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: var(--gap-lg) var(--gap-sm);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.action-btn:active {
  background: var(--text-primary);
  color: var(--bg-primary);
}

.app-version {
  text-align: center;
  margin-top: var(--gap-xl);
  margin-bottom: var(--gap-base);
}

/* Data grid & checklist */
.data-grid {
  display: flex;
  flex-direction: column;
  gap: var(--gap-sm);
  font-size: var(--fs-md);
}

.data-grid__key::before {
  content: "│ ";
  opacity: 0.4;
}

.data-grid__row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--gap-base);
  padding: var(--gap-sm) 0;
  border-bottom: 1px dashed var(--text-secondary);
  opacity: 0.5;
}

.data-grid__row:last-child { border-bottom: none; }
.data-grid__key { color: var(--text-secondary); text-transform: uppercase; }
.data-grid__val { text-align: right; word-break: break-all; }
.data-grid--contacts .data-grid__row { grid-template-columns: 1fr; }

.checkbox-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--gap-sm);
  margin-bottom: var(--gap-base);
  font-size: var(--fs-md);
  text-transform: uppercase;
}

.checkbox-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--gap-base);
  align-items: center;
}

.checkbox-item--alert { color: var(--accent-alert); }

.checkbox-item__box {
  font-size: var(--fs-sm);
  min-width: 1.5em;
  text-align: center;
  border: none;
}

.checkbox-item__box::after {
  content: "[■]";
  letter-spacing: 0;
}

.checkbox-item--pending .checkbox-item__box::after {
  content: "[□]";
}

/* Toast */
.toast {
  position: fixed;
  bottom: calc(var(--tab-bar-h) + var(--gap-lg) + env(safe-area-inset-bottom, 0));
  left: 50%;
  transform: translateX(-50%);
  max-width: 400px;
  width: calc(100% - 32px);
  padding: var(--gap-base) var(--gap-lg);
  border: 1px solid var(--header-bg, var(--text-primary));
  background: var(--header-bg, var(--text-primary));
  color: var(--header-fg, var(--bg-primary));
  font-size: var(--fs-sm);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: center;
  z-index: 200;
}

.toast::before {
  content: "◂ ";
}

.toast[hidden] { display: none; }

/* Overlays: fill main pane, stop above tab bar */
.overlay {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(var(--app-bar-h) + env(safe-area-inset-top, 0));
  bottom: calc(var(--tab-bar-h) + env(safe-area-inset-bottom, 0));
  background-color: var(--bg-primary);
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 20px 20px;
  z-index: 50;
  display: flex;
  flex-direction: column;
}

html.no-grid .overlay {
  background-image: none;
}

.overlay[hidden] { display: none !important; }

.overlay-bar {
  flex-shrink: 0;
  display: grid;
  grid-template-columns: 40px 1fr auto;
  align-items: center;
  gap: var(--gap-base);
  padding: var(--gap-base);
  border-bottom: 1px solid var(--text-primary);
  background: var(--bg-elevated);
}

.overlay-bar__back {
  font-family: var(--font-body);
  font-size: var(--fs-lg);
  background: transparent;
  border: 1px solid var(--text-primary);
  color: var(--text-primary);
  padding: var(--gap-sm) var(--gap-md);
  cursor: pointer;
}

.overlay-bar__title {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.overlay-bar__tag {
  font-size: var(--fs-xs);
  color: var(--accent-alert);
  letter-spacing: 0.1em;
}

.overlay-bar__tag::before {
  content: "[ ";
}

.overlay-bar__tag::after {
  content: " ]";
}

.overlay-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--gap-base);
  padding-bottom: var(--gap-xl);
}

/* Bottom tab bar — always visible above overlays */
.tab-bar {
  flex-shrink: 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  align-items: stretch;
  gap: var(--gap-xs);
  background: var(--bg-elevated);
  min-height: var(--tab-bar-h);
  padding: 0 var(--gap-xs) env(safe-area-inset-bottom, 0);
  position: relative;
  z-index: 60;
}

.tab-bar__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--gap-base) var(--gap-xs);
  min-height: var(--tab-bar-h);
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  cursor: pointer;
  position: relative;
  font-family: var(--font-body);
  -webkit-tap-highlight-color: transparent;
}

.tab-bar__item--active {
  color: var(--header-fg, var(--bg-primary));
  background: var(--header-bg, var(--text-primary));
  border-color: var(--header-bg, var(--text-primary));
}

.tab-bar__item--active .tab-bar__icon,
.tab-bar__item--active .tab-bar__label {
  color: inherit;
}

.tab-bar__label {
  font-size: var(--fs-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.tab-bar__badge {
  position: absolute;
  top: var(--gap-sm);
  right: calc(50% - 24px);
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  font-size: var(--fs-2xs);
  line-height: 16px;
  text-align: center;
  background: var(--accent-alert);
  color: var(--bg-primary);
}

.tab-bar__badge[hidden] { display: none; }

/* Settings panel */
.status-list--compact {
  margin-bottom: var(--gap-base);
}

.theme-preview__sample {
  display: flex;
  gap: var(--gap-base);
  margin-bottom: var(--gap-base);
}

.theme-preview__bar {
  flex: 1;
  height: 28px;
  border: 1px solid var(--text-primary);
}

.theme-preview__bar--bg { background: var(--bg-primary); }
.theme-preview__bar--text { background: var(--text-primary); }
.theme-preview__bar--accent { background: var(--accent-alert); }

.theme-preview__name {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--gap-xs);
}

.theme-preview__desc {
  margin-bottom: 0;
}

.theme-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--gap-base);
  margin-bottom: var(--gap-xl);
}

.theme-option {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--gap-base);
  align-items: center;
  width: 100%;
  padding: var(--gap-base);
  border: 1px solid var(--text-secondary);
  background: var(--bg-primary);
  color: inherit;
  font-family: inherit;
  text-align: left;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.theme-option--active {
  border-color: var(--accent-alert);
  background: var(--bg-elevated);
}

.theme-option:active {
  opacity: 0.9;
}

.theme-option__swatch {
  display: flex;
  gap: 3px;
}

.theme-option__chip {
  width: 14px;
  height: 22px;
  border: 1px solid var(--text-secondary);
}

.theme-option__body {
  min-width: 0;
}

.theme-option__name {
  font-size: var(--fs-md);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: block;
}

.theme-option__code {
  font-size: var(--fs-xs);
  color: var(--text-secondary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.theme-option__marker {
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  text-transform: uppercase;
}

.theme-option--active .theme-option__marker {
  color: var(--accent-alert);
}

.settings-toggles {
  margin-bottom: var(--gap-xl);
}

.settings-toggle-row {
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.settings-toggle-label {
  background: none;
  border: none;
  font: inherit;
  font-size: var(--fs-md);
  color: inherit;
  cursor: pointer;
  text-align: left;
  padding: 0;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  width: 100%;
}

#setting-grid-wrap.checkbox-item--off .checkbox-item__box::after {
  display: none;
}

@media (min-width: 481px) {
  .app {
    border-left: 1px solid var(--text-primary);
    border-right: 1px solid var(--text-primary);
  }

  .toast {
    max-width: 480px;
  }
}