/* SUB Control UI – Desktop Layout */

/* Isolated pointer lighting: no layout or input interception. */
.controls-workspace { position:relative; isolation:isolate; }
.workspace-light { position:absolute; inset:0; z-index:-1; pointer-events:none; border-radius:inherit; opacity:0; background:radial-gradient(600px circle at var(--light-x) var(--light-y),rgba(255,255,255,.35),transparent 75%); transition:opacity .35s ease-out; }
.workspace-light.lit { opacity:1; }
.light-surface { position:relative; }
.cursor-light { position:absolute; inset:0; z-index:3; pointer-events:none; border-radius:inherit; }
.cursor-light::before,.cursor-light::after { content:""; position:absolute; inset:0; border-radius:inherit; pointer-events:none; opacity:0; transition:opacity .35s ease-out; }
.cursor-light.pill-light::before { background:radial-gradient(240px circle at var(--light-x) var(--light-y),rgba(110,190,235,.08),transparent 80%); }
.cursor-light::after { padding:1px; background:linear-gradient(var(--light-angle,315deg),transparent 30%,rgba(255,255,255,.13) 65%,rgba(255,255,255,.50) 100%); -webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0); -webkit-mask-composite:xor; mask-composite:exclude; }
.cursor-light.lit::before,.cursor-light.near::after { opacity:1; }
.joystick > .cursor-light { inset:7%; border-radius:50%; }
#engage > .cursor-light::after { display:none; }
@media (prefers-reduced-motion:reduce) { .workspace-light,.cursor-light::before,.cursor-light::after { transition:none; } }

:root {
  color-scheme: dark;
  --bg: #0c1012;
  --rail: #151a1d;
  --panel: #f3f4f1;
  --card: #ffffff;
  --ink: #16191b;
  --muted: #727a7c;
  --line: #dfe2dd;
  --acid: #c9f277;
  --cyan: #72d8e8;
  --amber: #f2c675;
  --red: #f0958b;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-weight: 300;
}

* { box-sizing: border-box; }
html {
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: var(--bg);
}
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: var(--bg);
  font-size: 13px;
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}
button, select, input { font: inherit; }

/* ── App Shell (Root Desktop Split Grid) ── */
.app-shell {
  width: 100vw;
  height: 100vh;
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  overflow: hidden;
  background: var(--panel);
  border-radius: 8px;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.05);
}
body.maximized .app-shell {
  border-radius: 0;
}

/* ══════════════════════════════════════════════════════════════════
   SIDEBAR DECK: Connection, 3D Model, Battery, Deck Controls, Status
   ══════════════════════════════════════════════════════════════════ */
.sidebar-deck {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px 14px 10px;
  background:
    radial-gradient(ellipse 110% 45% at 50% 28%, rgba(30, 144, 255, 0.12) 0%, rgba(0, 200, 255, 0.04) 45%, transparent 75%),
    linear-gradient(175deg, #1b2328 0%, #12171a 50%, #0c1012 100%);
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  color: #f1f4f2;
  overflow-y: auto;
  overflow-x: hidden;
}

/* ── Connection Controls in Deck ── */
.deck-connection {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.port-row {
  display: flex;
  align-items: center;
  gap: 4px;
}
.port-row select {
  flex: 1;
  min-width: 0;
  height: 28px;
  padding: 0 8px;
  font-size: 10.5px;
  font-weight: 500;
  cursor: pointer;
  background: #20272b;
  color: #f1f4f2;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  outline: none;
  text-overflow: ellipsis;
}
.port-row select option {
  background: #171b19;
  color: #f1f4f2;
}

.button, .icon-button {
  height: 28px;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0 12px;
  color: #f1f4f2;
  background: #20272b;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 10.5px;
  font-weight: 400;
  transition: transform 0.15s, background 0.15s, border-color 0.15s;
}
.button:hover, .icon-button:hover {
  transform: none;
  border-color: rgba(255, 255, 255, 0.18);
  background: #293237;
}
.icon-button {
  width: 28px;
  padding: 0;
  flex-shrink: 0;
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.icon-button svg {
  width: 12px;
  height: 12px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.icon-button .dots-icon {
  fill: currentColor;
  stroke: none;
}

.connect-button {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  height: 29px;
  padding: 0 14px;
  background: #253036;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  color: #ffffff;
  font-family: inherit;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  user-select: none;
}
.connect-button:hover {
  background: #313e46;
  border-color: rgba(255, 255, 255, 0.25);
}
.connect-button:active {
  transform: scale(0.97);
}

.connect-button .btn-spinner {
  display: none;
  width: 11px;
  height: 11px;
  border: 2px solid rgba(114, 216, 232, 0.25);
  border-top-color: #72d8e8;
  border-radius: 50%;
  animation: connect-spin 0.65s linear infinite;
  flex-shrink: 0;
}
.connect-button .btn-label {
  display: inline-block;
  white-space: nowrap;
}

@keyframes connect-spin { to { transform: rotate(360deg); } }
@keyframes connect-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.65; transform: scale(0.98); }
}

body[data-app-state="connecting"] .connect-button,
.connect-button.is-connecting {
  background: rgba(18, 36, 42, 0.95) !important;
  border-color: rgba(114, 216, 232, 0.6) !important;
  color: #72d8e8 !important;
  box-shadow: 0 0 12px rgba(114, 216, 232, 0.25) !important;
  cursor: progress !important;
  pointer-events: auto !important;
  opacity: 1 !important;
}
body[data-app-state="connecting"] .connect-button .btn-spinner,
.connect-button.is-connecting .btn-spinner {
  display: inline-block !important;
}
body[data-app-state="connecting"] .connect-button .btn-label,
.connect-button.is-connecting .btn-label {
  animation: connect-pulse 1.3s ease-in-out infinite;
}

body[data-app-state="connected_disarmed"] .connect-button,
body[data-app-state="armed"] .connect-button,
body[data-app-state="link_degraded"] .connect-button,
.connect-button.is-connected {
  background: rgba(50, 18, 18, 0.85) !important;
  border-color: rgba(255, 107, 107, 0.4) !important;
  color: #ffb4b4 !important;
}
body[data-app-state="connected_disarmed"] .connect-button:hover,
body[data-app-state="armed"] .connect-button:hover,
body[data-app-state="link_degraded"] .connect-button:hover,
.connect-button.is-connected:hover {
  background: rgba(70, 22, 22, 0.95) !important;
  border-color: rgba(255, 107, 107, 0.75) !important;
  color: #ffffff !important;
}

/* ── 3D Model Stage in Deck ── */
.deck-card {
  display: flex;
  flex-direction: column;
}
.sidebar-deck button,
.sidebar-deck select,
.sidebar-deck input,
.sidebar-deck a,
.sidebar-deck canvas {
  -webkit-app-region: no-drag;
}
.telemetry-zone {
  display: flex;
  flex: 1;
  min-height: 0;
  flex-direction: column;
  gap: 10px;
}
.telemetry-zone .model-card { flex: 1; min-height: 0; }
.eyebrow {
  font-size: 8.5px;
  font-weight: 400;
  color: #727c80;
  letter-spacing: 0.03em;
}
.rov-stage {
  position: relative;
  height: min(24vh, 160px);
  min-height: 120px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  transition: background 0.2s ease, border-color 0.2s ease;
}
.rov-stage::before {
  content: "";
  position: absolute;
  width: 110px;
  height: 110px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 180, 255, 0.2) 0%, rgba(0, 120, 220, 0.06) 50%, transparent 75%);
  filter: blur(14px);
  pointer-events: none;
  z-index: 1;
}
.water-ring {
  position: absolute;
  border: 1px solid rgba(0, 200, 255, 0.2);
  border-radius: 50%;
  transform: scaleY(0.55);
}
.water-ring.r1 { width: 140px; height: 140px; }
.water-ring.r2 { width: 95px; height: 95px; border-color: rgba(114, 216, 232, 0.28); }

.rov-stage #model-canvas {
  display: block;
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 3;
  cursor: grab;
  touch-action: none;
}
.model-status {
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  padding: 2px 7px;
  background: rgba(18, 24, 27, 0.85);
  border: 1px solid rgba(79, 195, 247, 0.25);
  border-radius: 5px;
  font-size: 8px;
  letter-spacing: 0.04em;
  color: #8edcf8;
  z-index: 5;
  pointer-events: none;
  white-space: nowrap;
  backdrop-filter: blur(6px);
  transition: opacity 0.4s ease;
}
.model-status.error {
  border-color: rgba(255, 82, 82, 0.5);
  color: #ff8a80;
  background: rgba(40, 15, 15, 0.9);
}
.model-status.fade-out { opacity: 0; }
.model-tools { display: none !important; }

.vehicle-name {
  display: flex;
  flex-direction: column;
  gap: 1px;
  margin-top: 2px;
}
.vehicle-name small, .battery-card small {
  font-size: 8px;
  color: #687276;
  font-weight: 400;
}
.vehicle-name strong {
  font-size: 13.5px;
  font-weight: 400;
  letter-spacing: -0.01em;
}
.vehicle-name span {
  font-size: 9px;
  color: #727c80;
}

/* ── Battery Card ── */
.battery-card {
  display: grid;
  grid-template-columns: 1fr auto;
  width: 100%;
  padding: 6px 0 8px;
  text-align: left;
  color: inherit;
  border: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: transparent;
  cursor: pointer;
}
.battery-card::after { display: none !important; }
.battery-card:hover { transform: none !important; box-shadow: none !important; }
.battery-card > span {
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.battery-card strong {
  font-size: 14.5px;
  font-weight: 400;
}
.battery-card i {
  align-self: end;
  color: #859094;
  font-size: 9.5px;
  font-style: normal;
}
.battery-card b {
  grid-column: 1 / -1;
  height: 3px;
  margin-top: 5px;
  background: #31383c;
  border-radius: 999px;
  overflow: hidden;
}
.battery-card em {
  display: block;
  width: 0;
  height: 100%;
  background: var(--acid);
  border-radius: inherit;
  transition: width 0.35s;
}

/* ── Output Limit & Motor Setup ── */
.controls-deck {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 2px 0;
}
.output-limit {
  display: flex;
  flex-direction: column;
  gap: 3px;
  font-size: 9px;
  color: #8a9497;
  font-weight: 300;
  width: 100%;
}
.output-limit span {
  display: flex;
  justify-content: space-between;
  white-space: nowrap;
}
.output-limit b {
  font-weight: 500;
  color: #f1f4f2;
}
.range-pill {
  display: grid;
  grid-template-columns: 20px 1fr 20px;
  align-items: center;
  width: 100%;
  height: 22px;
  border-radius: 999px;
  background: #20272b;
  border: 1px solid rgba(255, 255, 255, 0.08);
  overflow: hidden;
}
.range-pill button {
  width: 20px;
  height: 22px;
  border: 0;
  background: transparent;
  color: #8a9497;
  cursor: pointer;
  display: grid;
  place-items: center;
  padding: 0;
}
.range-pill button:hover { color: #f1f4f2; }
.range-pill button::after { display: none !important; }
.range-pill input[type="range"] {
  width: 100%;
  height: 4px;
  margin: 0;
  padding: 0;
  border: 0;
  background: #394247;
  border-radius: 999px;
  outline: none;
  cursor: pointer;
  -webkit-appearance: none;
}
.range-pill input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #c9f277;
  cursor: pointer;
}

.config-btn {
  width: 100%;
  height: 26px;
  font-size: 10px;
  background: #20272b;
  color: #d1d8d6;
  border: 1px solid rgba(255, 255, 255, 0.08);
}
.config-btn:hover {
  background: #2b353b;
  color: #ffffff;
}

/* ── Status Bar in Deck ── */
.deck-status-bar {
  margin-top: auto;
  padding-top: 6px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.status-line {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 9px;
  color: #8a9497;
}
.status-line .status-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--muted);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.08);
  transition: background 0.25s ease, box-shadow 0.25s ease;
}
body[data-app-state="disconnected"] .status-line .status-dot,
body[data-app-state="connecting"] .status-line .status-dot {
  background: var(--muted);
}
body[data-app-state="connected_disarmed"] .status-line .status-dot {
  background: var(--cyan);
  box-shadow: none;
}
body[data-app-state="armed"] .status-line .status-dot {
  background: var(--acid);
  box-shadow: none;
}
body[data-app-state="link_degraded"] .status-line .status-dot {
  background: var(--red);
  box-shadow: none;
}
.status-line p {
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.logs-link {
  all: unset;
  cursor: pointer;
  color: #9aa29f;
  font-size: 9px;
  letter-spacing: 0.02em;
  margin-left: auto;
}
.logs-link:hover { color: #f1f4f2; }

/* ══════════════════════════════════════════════════════════════════
   PRIMARY CONTROL ZONE (Workspace)
   Engage/Disarm banner directly above Joysticks + Controls Grid
   ══════════════════════════════════════════════════════════════════ */
.controls-workspace {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  padding: 10px 16px 14px;
  background: linear-gradient(155deg, #f7f8f6, #ebefec);
  min-width: 0;
  position: relative;
}
.primary-control-zone {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  flex: 1;
  min-height: 0;
}

/* ── Minimal Window Bar ── */
.workspace-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 24px;
  min-height: 24px;
  margin-bottom: 6px;
  user-select: none;
}
.workspace-drag-area {
  flex: 1;
  height: 100%;
}
.window-actions {
  display: flex;
  align-items: center;
  gap: 4px;
  -webkit-app-region: no-drag;
}
.window-actions button {
  width: 22px;
  height: 22px;
  border-radius: 4px;
  border: 0;
  background: transparent;
  color: #7a8588;
  cursor: pointer;
  display: grid;
  place-items: center;
  padding: 0;
  box-shadow: none;
  transition: color 0.2s ease, opacity 0.2s ease;
}
.window-actions button::after { display: none !important; }
.window-actions button svg {
  width: 12px;
  height: 12px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.window-actions button:hover {
  background: transparent;
  color: #1a1e1d;
}
.window-actions button:active { opacity: 0.65; }
.window-actions .window-close:hover {
  background: transparent;
  color: #e04438;
}

/* ── Engage / Disarm Slot Above Joysticks ── */
.engage-header-zone {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  margin-bottom: 10px;
}
.zone-label {
  font-size: 9px;
  color: #727a7c;
  text-transform: uppercase;
  letter-spacing: .08em;
}
@property --engage-progress {
  syntax: "<percentage>";
  inherits: true;
  initial-value: 0%;
}
.engage-button {
  --engage-progress: 0%;
  min-width: 166px;
  height: 44px;
  padding: 0 24px;
  border-radius: 10px;
  position: relative;
  overflow: hidden;
  user-select: none;
  touch-action: none;
  background: #343a39;
  border: 1px solid #242927;
  color: #f7f8f6;
  transition: --engage-progress .28s ease-out, background-color .24s ease, border-color .24s ease, color .2s ease, transform .16s ease;
}
.engage-button::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: var(--engage-progress);
  background: rgba(139, 218, 83, .18);
  pointer-events: none;
}
.engage-button.charging { transition: background-color .24s ease, border-color .24s ease, color .2s ease; }
.engage-face { position: relative; display: grid; place-items: center; min-width: 74px; }
.engage-face > span { grid-area: 1/1; font-size: 11px; font-weight: 650; letter-spacing: .12em; }
.engage-label {
  color: transparent;
  background: linear-gradient(105deg,#f4f6f3 20%,#ffffff 43%,#9da6a2 50%,#ffffff 57%,#f4f6f3 80%);
  background-size: 250% 100%;
  background-clip: text;
  -webkit-background-clip: text;
}
.arm:not(:disabled):not(.charging):not(.canceling):not(.state-transition) .engage-label { animation: engage-shimmer 4.8s linear infinite; }
.engage-progress-label {
  color: #a9ed72;
  clip-path: inset(0 calc(100% - var(--engage-progress)) 0 0);
  transition: opacity .18s ease;
}
.state-transition .engage-face { animation: state-label .24s ease-out; }
@keyframes state-label { from {opacity:.35} to {opacity:1} }
@keyframes engage-shimmer { 0%,35%{background-position:160% 0} 80%,100%{background-position:-90% 0} }
.engage-button:hover { transform:none; }
.engage-button.pending { background:#405346; border-color:#516e56; }
.engage-button.pending .engage-label { color:#f4f6f3; background:none; }
.engage-button.pending .engage-progress-label { opacity:0; }
.control-status { grid-column:1/-1; min-height:28px; margin:6px 0 0; font-size:12px; line-height:1.4; color:#64716a; transition:color .18s ease; }
.control-status.is-error { color:#a23931; }
.controls-grid { transition:opacity .18s ease; }
.heave-track[data-commanded="true"] .heave-center { background:#3d5145; }
.heave-track .heave-center, .heave-fill { transition:background-color .12s linear; }
body[data-telemetry-stale="true"] #battery-fill { opacity:.35; }
#battery-fill { transition:width .25s linear, opacity .18s ease; }
.subtle { background: #e2e6e1; color: #28302c; border: 1px solid rgba(0, 0, 0, 0.08); }
.subtle:hover { background: #d7dcd5; }

.arm {
  background: #343a39;
  color: #f7f8f6;
  border-color: #242927;
  cursor: pointer;
}
.arm.charged {
  --engage-progress: 100%;
  background: #4e7140;
  border-color: #78ad5a;
}
.danger { 
  --engage-progress: 0%;
  background: #ad3f38;
  color: #ffffff;
  border: 1px solid #8e302b;
}
.danger .engage-label { color:#fff; background:none; }
.danger .engage-progress-label { opacity:0; }
.danger:hover {
  background: #bd4740;
  border-color: #8e302b;
}

/* ── Main Controls Grid ── */
.controls-grid {
  --joy-size: min(46vh, 320px);
  --joy-circle-d: calc(var(--joy-size) * 0.90);
  display: grid;
  grid-template-columns: minmax(300px, 1fr) 175px;
  gap: 12px;
  flex: 1;
  min-height: 0;
}

.control-card {
  display: flex;
  flex-direction: column;
  padding: 12px 14px 10px;
  border: 1px solid #e1e4e0;
  border-radius: 18px;
  background: var(--card);
  box-shadow: var(--shadow);
  min-height: 0;
}
.control-card header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.control-card header div {
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.control-card small {
  font-size: 8.5px;
  color: #828a88;
  font-weight: 400;
}
.control-card header strong {
  font-size: 13px;
  font-weight: 400;
}
.key-hint {
  padding: 2px 5px;
  border-radius: 5px;
  background: #f0f2ef;
  color: #7e8583;
  font-size: 8px;
  font-weight: 400;
}

.joystick-pad, .heave-pad {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  min-height: 0;
  padding: 6px;
}

.joystick {
  --size: var(--joy-size);
  position: relative;
  width: var(--size);
  height: var(--size);
  min-width: 220px;
  min-height: 220px;
  margin: auto;
  border: 0;
  background: transparent;
  user-select: none;
  touch-action: none;
}
.joystick:before, .joystick:after { display: none !important; }
.axis, .axis-label, .axis-copy, .stick, .stick-shadow { display: none !important; }

.vertical-control {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  min-height: var(--joy-size);
  gap: 3px;
  font-size: 8.5px;
  font-weight: 400;
  color: #828a87;
}
.heave-track {
  position: relative;
  width: 48px;
  height: var(--joy-circle-d);
  border-radius: 18px;
  background: #eaeee8;
  border: 1px solid #d6dbd4;
  box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.05);
  touch-action: none;
}
.heave-track::before { display: none !important; }
.heave-center {
  position: absolute;
  left: 7px;
  right: 7px;
  top: 50%;
  height: 3px;
  border-radius: 2px;
  background: #75807b;
}
.heave-fill {
  position: absolute;
  left: 18px;
  right: 18px;
  top: 50%;
  height: 0;
  background: #87958e;
  border-radius: 3px;
}
.heave-knob {
  position: absolute;
  left: 50%;
  top: 50%;
  translate: -50% -50%;
  width: 64px;
  height: 34px;
  border-radius: 14px;
  background: linear-gradient(145deg, #687271, #3c4443);
  border: 1px solid #d7dedc;
  box-shadow: 0 3px 10px rgba(20, 30, 25, 0.18), inset 0 1px rgba(255, 255, 255, 0.55);
  cursor: grab;
  touch-action: none;
  transition: scale 0.12s, filter 0.12s;
  will-change: top;
}
.heave-knob::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 12px;
  height: 1.5px;
  background: #8e9694;
  border-radius: 1px;
  transform: translate(-50%, -50%);
}
.heave-knob:active, .heave-knob.pressed {
  filter: brightness(.83);
}

.control-card footer {
  display: flex;
  align-items: center;
  height: 14px;
  margin-top: auto;
  color: #7e8583;
  font-size: 9px;
  font-weight: 300;
  line-height: 1;
}
.control-card footer b { font-weight: 400; color: #28302c; }
.steer-card footer {
  justify-content: space-between;
  width: 100%;
  padding: 0 2px;
}
.steer-readout-left, .steer-readout-right {
  display: inline-flex;
  align-items: center;
  gap: 3px;
}

/* ══════════════════════════════════════════════════════════════════
   MODALS
   ══════════════════════════════════════════════════════════════════ */
.modal {
  width: min(540px, calc(100vw - 40px));
  padding: 22px 24px;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 24px;
  background: rgba(247, 248, 245, 0.96);
  color: #1a1e1f;
  box-shadow: 
    0 30px 80px -12px rgba(0, 0, 0, 0.42),
    0 0 0 1px rgba(0, 0, 0, 0.06),
    0 10px 24px -6px rgba(0, 0, 0, 0.16);
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
}
.modal::backdrop {
  background: rgba(10, 16, 18, 0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.modal-close {
  position: absolute;
  right: 14px;
  top: 14px;
  width: 24px;
  height: 24px;
  border: 0;
  background: transparent;
  font-size: 16px;
  cursor: pointer;
}
.form-grid {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}
.form-grid.two { grid-template-columns: 1fr 1fr; }
.form-grid.three { grid-template-columns: 1fr 1fr 1fr; }
.form-grid label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 10px;
}
.number-pill {
  display: grid;
  grid-template-columns: 24px 1fr 24px;
  align-items: center;
  height: 30px;
  border-radius: 999px;
  background: #eaede8;
  overflow: hidden;
}
.number-pill button {
  width: 24px;
  height: 30px;
  border: 0;
  background: transparent;
  cursor: pointer;
}
.number-pill input {
  border: 0;
  text-align: center;
  background: transparent;
}
.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 16px;
}
.note {
  font-size: 9.5px;
  color: #7a8280;
  margin-top: 8px;
}
.motor-modal { width: min(600px, calc(100vw - 40px)); }
.motor-head, .motor-row {
  display: grid;
  grid-template-columns: 70px 1fr 80px 75px;
  align-items: center;
  gap: 8px;
  padding: 6px 0;
  border-bottom: 1px solid #e0e4df;
  font-size: 10.5px;
}
.motor-head {
  font-weight: 500;
  color: #727a7c;
  border-bottom: 1.5px solid #c8cec6;
}

/* ── Toast ── */
.toast {
  position: fixed;
  bottom: 16px;
  right: 16px;
  padding: 8px 14px;
  background: #171b19;
  color: #fff;
  border-radius: 8px;
  font-size: 11px;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.25s, transform 0.25s;
  pointer-events: none;
  z-index: 100;
}
.toast.show {
  opacity: 1;
  transform: translateY(0);
}
.toast.error {
  background: #7a2822;
}

/* ══════════════════════════════════════════════════════════════════
   APP-STATE CONDITIONAL GATING
   ══════════════════════════════════════════════════════════════════ */
body:not([data-controls-enabled="true"]) .controls-grid {
  opacity: 0.45;
  pointer-events: none;
  user-select: none;
}

button:disabled {
  opacity: 0.38 !important;
  pointer-events: none !important;
  cursor: not-allowed !important;
}
button:disabled::after { display: none !important; }

body[data-app-state="disconnected"] button[data-open="motors-modal"],
body[data-app-state="connecting"] button[data-open="motors-modal"],
body[data-app-state="link_degraded"] button[data-open="motors-modal"] {
  opacity: 0.38;
  pointer-events: none;
  cursor: not-allowed;
}

/* A pending or unknown armed state must stay legible, even without a link. */
#engage.danger:disabled, #engage.pending:disabled { opacity:1 !important; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation:none !important; transition:none !important; }
}

@media (max-width: 950px) {
  .app-shell { grid-template-columns: 210px minmax(0, 1fr); }
  .controls-grid { grid-template-columns: minmax(230px, 1fr) 150px; }
  .controls-workspace { padding: 8px 12px; }
}

/* Compact control surface: interactive content is never a native drag region. */
.app-shell { grid-template-columns:260px minmax(0,1fr); }
.sidebar-deck { position:relative; padding:20px; gap:18px; background:linear-gradient(160deg,#333,#242424); }
.sidebar-drag-surface { position:absolute; inset:0; cursor:grab; }
.sidebar-deck > :not(.sidebar-drag-surface) { position:relative; pointer-events:none; }
.sidebar-deck :is(button,select,input,a,.rov-stage,.activity-history) { pointer-events:auto; }
.deck-connection { gap:12px; padding-bottom:16px; }
.port-row select { height:36px; font-size:12px; border-radius:999px; background:#3a3a3a; }
.icon-button { width:34px; height:34px; background:#3a3a3a; }
body #connect, body #connect:hover, body #connect.is-connected, body #connect.is-connecting {
  width:100%; min-width:0; height:62px; padding:0 14px; align-self:stretch;
  background:#fff !important; color:#303030 !important; border:0 !important;
  border-radius:999px; box-shadow:none !important; font-size:30px; font-weight:300; letter-spacing:-.025em;
}
body #connect .btn-label { animation:none; }
.telemetry-zone { gap:20px; }
.rov-stage { flex:1; height:auto; min-height:0; width:100%; touch-action:none; border-radius:31px; overflow:hidden; background:transparent; }
.model-card { justify-content:flex-start; }
.rov-stage::before { display:none; }
.model-tools button { font-size:12px; padding:7px 11px; }
.battery-card small { font-size:12px; }
.battery-card strong { font-size:23px; }
.battery-card i { font-size:12px; }
.activity-heading { display:flex; align-items:center; justify-content:space-between; font-size:14px; font-weight:650; color:#eee; margin:8px 0 0; }
.activity-heading .logs-link { font-size:14px; font-weight:650; color:#eee; }
.activity-history { list-style:none; padding:0; margin:0; display:grid; gap:4px; }
.activity-history li { font-size:12px; font-weight:300; line-height:1.25; color:#999; overflow-wrap:anywhere; }
.activity-history #status-text { color:#fff; font-size:12px; font-weight:300; }
.activity-history li[hidden] { display:none; }
.controls-workspace { padding:8px 20px 16px; background:#ededed; }
.primary-control-zone { grid-template-rows:120px minmax(0,1fr) 52px; }
.engage-header-zone { display:block; position:relative; height:120px; min-height:0; margin:0; padding:0; }
body #engage { width:calc(100% + 40px); margin-left:-20px; height:104px; padding:0 20px; border:0; border-radius:0; background:transparent; box-shadow:none; }
body #engage:hover, body #engage.pending, body #engage.danger { background:transparent; border:0; }
#engage::before, #engage::after { display:none; }
body #engage { align-items:flex-end; padding-bottom:12px; }
.engage-face > span { font-family:inherit; font-size:clamp(64px,7.3vw,90px); font-weight:200; letter-spacing:.015em; line-height:1; padding-bottom:.22em; margin-bottom:-.22em; }
#engage { --engage-green:#4cce73; --engage-glow:drop-shadow(0 0 2px rgba(76,206,115,.3)); }
#engage .engage-label { color:#777; background:none; animation:none; }
.engage-sheen-label { color:#fff; pointer-events:none; opacity:0; mask-image:linear-gradient(105deg,transparent 40%,#000 49%,#000 51%,transparent 60%); mask-size:300% 100%; mask-repeat:no-repeat; -webkit-mask-image:linear-gradient(105deg,transparent 40%,#000 49%,#000 51%,transparent 60%); -webkit-mask-size:300% 100%; -webkit-mask-repeat:no-repeat; }
#engage:is(.arm,.danger):not(:disabled):not(.charging):not(.canceling):not(.state-transition) .engage-sheen-label { opacity:1; animation:engage-sweep 2.2s linear infinite; }
@keyframes engage-sweep { from {mask-position:100% 0;-webkit-mask-position:100% 0} to {mask-position:0% 0;-webkit-mask-position:0% 0} }
.engage-progress-label { color:var(--engage-green); clip-path:none; filter:var(--engage-glow); mask-image:linear-gradient(to right,#000 calc(var(--engage-progress) - 8%),transparent var(--engage-progress)); -webkit-mask-image:linear-gradient(to right,#000 calc(var(--engage-progress) - 8%),transparent var(--engage-progress)); }
#engage.charged .engage-progress-label { mask-image:none; -webkit-mask-image:none; }
#engage.pending .engage-label { color:var(--engage-green); filter:var(--engage-glow); background:none; }
#engage.danger .engage-label { color:#777; }
#engage:focus-visible { outline:2px solid #8d9991; outline-offset:-6px; }
.control-status { position:absolute; z-index:2; top:100%; left:0; right:0; margin:0; min-height:0; text-align:center; font-size:12px; max-height:48px; overflow:auto; background:transparent; }
.control-status[hidden] { display:none; }
@media (prefers-reduced-motion: reduce) {
  .engage-sheen-label { display:none; }
}
.controls-grid {
  --joy-size:min(54vh,calc(100vw - 480px),460px);
  --joy-circle-d:calc(var(--joy-size) * .86);
  grid-template-columns:var(--joy-size) 112px; gap:24px;
  justify-content:center; align-content:center;
}
.control-card { border:0; border-radius:0; box-shadow:none; background:transparent; padding:0; }
.control-card header { align-items:center; min-height:20px; }
.control-card small, .key-hint { font-size:12px; }
.key-hint { background:transparent; }
.control-card footer { height:22px; font-size:13px; margin:0; }
.vertical-card footer { justify-content:center; text-align:center; }
.vertical-card footer b { display:inline-block; width:4ch; text-align:right; font-variant-numeric:tabular-nums; }
.joystick-pad,.heave-pad { padding:0; flex:none; }
.vertical-control { font-size:11px; gap:4px; }
.heave-track { width:58px; border-radius:999px; background:#eaeaea; border-color:#d6d6d6; }
.heave-knob { width:76px; height:40px; border-radius:999px; background:linear-gradient(145deg,#737373,#454545); }
.heave-fill { left:22px; right:22px; background:#999; }
.control-toolbar { display:flex; justify-content:center; align-items:center; gap:16px; padding-top:12px; }
.control-toolbar .output-limit { width:auto; flex-direction:row; align-items:center; font-size:13px; gap:12px; color:#777; }
.control-toolbar .output-limit > span { flex:0 0 128px; width:128px; gap:8px; align-items:baseline; justify-content:space-between; }
.control-toolbar .output-limit b { display:inline-block; flex:0 0 4ch; width:4ch; text-align:right; color:#333; font-variant-numeric:tabular-nums; }
.control-toolbar .range-pill { width:175px; grid-template-columns:28px 1fr 28px; height:40px; background:#e7e7e7; border:0; }
.control-toolbar .range-pill button { width:28px; height:40px; padding:0; display:grid; place-items:center; color:#666; line-height:1; }
.control-toolbar .range-pill button svg { width:24px; height:24px; display:block; }
.control-toolbar .range-pill input[type="range"] { background:#c4c4c4; height:20px; background-clip:content-box; padding:8px 0; }
.control-toolbar .range-pill input[type="range"]::-webkit-slider-thumb { width:18px; height:18px; background:#858585; }
.control-toolbar .config-btn { width:auto; height:40px; padding:0 18px; font-size:13px; background:#e7e7e7; color:#444; border:0; border-radius:999px; }
.workspace-topbar { height:40px; min-height:40px; }
.window-actions { gap:5px; }
.window-actions button { width:42px; height:38px; border-radius:999px; }
.window-actions button svg { width:20px; height:20px; }
body:not([data-controls-enabled="true"]) .controls-grid { opacity:.65; }
@media (max-height:610px) {
  .primary-control-zone { grid-template-rows:100px minmax(0,1fr) 52px; }
  .engage-header-zone { height:100px; }
  body #engage { height:84px; }
  .controls-grid { --joy-size:min(49vh,calc(100vw - 480px),420px); }
  .sidebar-deck { gap:12px; padding-top:14px; padding-bottom:14px; }
  .telemetry-zone { gap:12px; }
  .activity-history { gap:4px; }
}