:root {
  --bg: #0e1117;
  --card: #161b22;
  --text: #e6edf3;
  --muted: #8b949e;
  --border: #21262d;
  --accent: #3fb950;
  --accent-soft: rgba(63, 185, 80, 0.16);
  --hud-blue: #3b82f6;
  --on: #3fb950;
  --off: #30363d;
  --danger: #f85149;
  --warn: #d29922;
  --radius: 14px;
  --header-h: 53px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f4f5f7;
    --card: #ffffff;
    --text: #1b1f24;
    --muted: #5f6b7a;
    --border: #e5e7eb;
    --accent: #1a7f37;
    --accent-soft: rgba(26, 127, 55, 0.12);
    --hud-blue: #2563eb;
    --on: #1a7f37;
    --off: #cbd5e1;
    --danger: #d1242f;
    --warn: #9a6700;
  }
}

:root[data-theme="dark"] {
  --bg: #0e1117;
  --card: #1a2029;
  --text: #f0f4f8;
  --muted: #9aa6b2;
  --border: #2a323d;
  --accent: #2ee59d;
  --accent-soft: rgba(46, 229, 157, 0.18);
  --hud-blue: #4f9cf6;
  --on: #2ee59d;
  --off: #343c46;
  --danger: #ff5d5d;
  --warn: #f0b429;
}

:root[data-theme="light"] {
  --bg: #f4f5f7;
  --card: #ffffff;
  --text: #1b1f24;
  --muted: #5f6b7a;
  --border: #e5e7eb;
  --accent: #1a7f37;
  --accent-soft: rgba(26, 127, 55, 0.12);
  --hud-blue: #2563eb;
  --on: #1a7f37;
  --off: #cbd5e1;
  --danger: #d1242f;
  --warn: #9a6700;
}

:root[data-theme="amoled"] {
  --bg: #000000;
  --card: #0d1219;
  --text: #ffffff;
  --muted: #b8c2cd;
  --border: #313a45;
  --accent: #2ee59d;
  --accent-soft: rgba(46, 229, 157, 0.22);
  --hud-blue: #5aa2ff;
  --on: #2ee59d;
  --off: #1c232d;
  --danger: #ff6b61;
  --warn: #fbbf24;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

#app {
  max-width: 920px;
  margin: 0 auto;
  min-height: 100vh;
  padding-bottom: 40px;
}

header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  height: var(--header-h);
  padding: 0 14px;
  background: color-mix(in srgb, var(--card) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

#headLeft {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

#dot {
  flex: none;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--on);
  box-shadow: 0 0 0 3px var(--accent-soft);
  transition: background 0.2s;
}

#dot.lost {
  background: var(--danger);
  box-shadow: 0 0 0 3px rgba(248, 81, 73, 0.18);
}

#titles {
  min-width: 0;
  line-height: 1.2;
}

#title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

#title .t-in {
  display: inline-block;
  white-space: nowrap;
}

#title.scroll .t-in {
  animation: titleScroll 9s linear infinite;
}

@keyframes titleScroll {
  0%, 12% { transform: translateX(0); }
  88%, 100% { transform: translateX(var(--shift, -80px)); }
}

#subtitle {
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Wskaźnik mocy sygnału BT — obok statusu połączenia po lewej */
#btSig {
  flex: none;
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 15px;
  padding: 0 4px;
  color: var(--accent);
}
#btSig[hidden] {
  display: none;
}
#btSig i {
  width: 3px;
  border-radius: 1px;
  background: color-mix(in srgb, currentColor 25%, var(--border));
}
#btSig i:nth-child(1) { height: 4px; }
#btSig i:nth-child(2) { height: 7px; }
#btSig i:nth-child(3) { height: 10px; }
#btSig i:nth-child(4) { height: 13px; }
#btSig[data-bars="1"] i:nth-child(-n+1),
#btSig[data-bars="2"] i:nth-child(-n+2),
#btSig[data-bars="3"] i:nth-child(-n+3),
#btSig[data-bars="4"] i:nth-child(-n+4) { background: currentColor; }
#btSig[data-grade="weak"] { color: var(--warn); }
#btSig[data-grade="none"] { color: var(--danger); }

/* Ikonki statusu: GPS i Home Assistant — obok wskaźnika BLE */
.sig-ic {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  color: var(--muted);
  opacity: .72;
}
.sig-ic[hidden] { display: none; }
.sig-ic svg { width: 21px; height: 21px; display: block; }
.sig-ic.ok { color: var(--accent); opacity: 1; }
.sig-ic.warn { color: var(--warn); opacity: 1; }
.sig-ic.err { color: var(--danger); opacity: 1; }

#headActions {
  flex: none;
  display: flex;
  gap: 6px;
}

/* Trwały status łączenia BLE — środek paska górnego (nie blokuje przycisków) */
#hdrConn {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 21;
  max-width: 52%;
  padding: 4px 12px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--danger) 16%, var(--card));
  color: var(--text);
  font-size: clamp(11px, 3.2vw, 13px);
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  pointer-events: none;
}
#hdrConn[hidden] {
  display: none;
}

#benelli {
  flex: none;
  display: flex;
  align-items: center;
  gap: 5px;
  height: 33px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--card);
  color: var(--text);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

#benelli svg {
  flex: none;
  color: var(--muted);
}

body.hud #benelli {
  display: none;
}

@media (max-width: 430px) {
  #benelli {
    height: 32px;
  }
}

@media (max-width: 430px) {
  #title {
    font-size: 14px;
  }
}

/* ---------- Przyciski nagłówka ---------- */
.hbtn {
  flex: none;
  width: 33px;
  height: 33px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.hbtn:active {
  transform: scale(0.95);
}

.hbtn.on {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-soft);
}

@media (max-width: 430px) {
  .hbtn {
    width: 32px;
    height: 32px;
  }
}

/* W trybie HUD przyciski nagłówka są prostokątne i szerokie (rękawiczki) */
body.hud .hbtn {
  width: 80px;
  height: 27px;
  border-radius: 5px;
}

body.hud #hud .hbtn {
  width: 80px;
  height: 27px;
  border-radius: 5px;
}

/* ---------- BLE (GATT) ---------- */

#bleBtn {
  color: var(--muted);
}

#bleBtn[hidden] {
  display: none;
}

/* Kłódka i motyw działają w każdym trybie (WiFi/AP/BLE/HUD), więc są zawsze widoczne.
   #bleBtn pokazujemy tylko gdy BLE jest dostępne. */
body:not(.ble-on):not(.hud) #bleBtn {
  display: none;
}

/* AP toggle: widoczny tylko w HUD (BLE) */
#apBtn {
  display: none;
  color: var(--muted);
}

body.ble-on #apBtn {
  display: flex;
}

#apBtn[hidden] {
  display: none;
}

#hudTheme {
  display: none;
  color: var(--muted);
}

body.ble-on #hudTheme {
  display: flex;
}

#hudTheme[hidden] {
  display: none;
}

#hudBtn[hidden] {
  display: none;
}

#apBtn.on {
  color: var(--warn);
  border-color: var(--warn);
  background: color-mix(in srgb, var(--warn) 14%, transparent);
}

#bleBtn.on {
  color: #2f81f7;
  border-color: #2f81f7;
  background: rgba(47, 129, 247, 0.16);
}

#bleBtn.busy svg {
  animation: blePulse 1s ease-in-out infinite;
}

@keyframes blePulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.35;
    transform: scale(0.8);
  }
}

/* BLE toast — potwierdzenie wysyłki komendy */
#bleToast {
  position: fixed;
  left: 50%;
  bottom: calc(18px + env(safe-area-inset-bottom));
  transform: translateX(-50%);
  z-index: 60;
  max-width: 92%;
  padding: 9px 16px;
  border-radius: 12px;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 13px;
  font-weight: 700;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

#bleToast.show {
  opacity: 1;
}

/* BLE: po połączeniu wyłącznie HUD — bez ustawień, w każdej orientacji */
body.ble-on main,
body.ble-on #ota,
body.ble-on #footer,
body.ble-on #headLeft,
body.ble-on #benelli,
body.ble-on #lock,
body.ble-on #theme,
body.ble-on #hudBtn {
  display: none !important;
}

body.ble-on #hud {
  display: flex;
}

/* W pionie: prośba o obrócenie telefonu zamiast ciasnego HUD */
#portraitHint {
  position: fixed;
  inset: 0;
  z-index: 70;
  display: none;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  color: var(--muted);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-align: center;
  padding: 24px;
}

@media (orientation: portrait) {
  body.ble-on #hud {
    display: none;
  }
  body.ble-on #portraitHint {
    display: flex;
  }
}

/* ---------- blokada przed przypadkowym resetem / zmianą ---------- */

body.locked .mini,
body.locked .minus,
body.locked .plus,
body.locked .sel,
body.locked .switch,
body.locked .act-btn,
body.locked .stepper input {
  pointer-events: none;
  opacity: 0.4;
  filter: grayscale(0.9);
}

/* AP-only + locked: Smaruj teraz widoczny, nie szary */
body.locked.ap-only .pump-btn {
  pointer-events: auto;
  opacity: 1;
  filter: none;
}

/* AP-only + locked: przycisk trybu jazdy blado-czerwony (nie szary) */
body.locked.ap-only .act-btn.on {
  pointer-events: none;
  opacity: 0.6;
  filter: grayscale(0.2);
  color: var(--danger);
  border-color: var(--danger);
  background: color-mix(in srgb, var(--danger) 8%, transparent);
}

/* Przyciski resetu widać dopiero po odblokowaniu kłódki */
body.locked .card.display .mini {
  display: none;
}

/* ---------- modal potwierdzenia resetu ---------- */

.confirm {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.5);
  padding: 24px;
}

.confirm[hidden] {
  display: none;
}

.confirm-box {
  width: 100%;
  max-width: 320px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
}

.confirm-box p {
  margin: 0 0 14px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
  text-align: center;
}

.confirm-actions {
  display: flex;
  gap: 10px;
}

.confirm-actions button {
  flex: 1;
  height: 42px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  touch-action: manipulation;
}

.confirm-actions button:active {
  transform: scale(0.96);
}

#confirmOk {
  border-color: var(--danger);
  color: var(--danger);
  background: color-mix(in srgb, var(--danger) 12%, transparent);
}

main {
  padding: 0 12px;
}

.group-title {
  margin: 22px 4px 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.group-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

@media (min-width: 760px) {
  .group-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1150px) {
  .group-cards {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 13px 14px;
  min-width: 0;
}

.card.lp {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
  transform: scale(0.985);
}

.card.lpreset,
.card.lpreset * {
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
  touch-action: manipulation;
}

.card .row {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  min-height: 24px;
  position: relative;
  padding-right: 22px;
}

.name {
  flex: 1;
  min-width: 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.3;
  overflow-wrap: anywhere;
}

/* Card title centered, but keeps clear of the "?" button (top-right) */
.card .name {
  text-align: center;
  padding: 0 36px;
  pointer-events: none;
}

/* Status i Stan group: titles aligned left, still clear of the "?" button */
section[data-group="Status i Stan"] .card .name {
  text-align: left;
  padding: 0 36px 0 0;
}

/* "?" info button + description popup */
.info-btn {
  position: absolute;
  top: 6px;
  right: 6px;
  z-index: 30;
  width: 18px;
  height: 18px;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--bg);
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  touch-action: manipulation;
}

.info-btn:hover,
.info-btn:focus-visible,
.info-btn.info-open {
  border-color: var(--accent);
  color: var(--accent);
  outline: none;
}

.info-pop {
  position: absolute;
  top: 34px;
  right: 8px;
  left: 8px;
  z-index: 40;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 13px;
  font-weight: 500;
  line-height: 1.45;
  color: var(--text);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  text-align: left;
}

.info-pop[hidden] {
  display: none;
}

/* Sensors / text sensors: grid — nazwa elastyczna, wartość/unit oraz
   przycisk resetu w stałej kolumnie (zawsze ta sama pozycja) */
.card.display .row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto 34px;
  align-items: center;
  column-gap: 8px;
}

.card.display .value {
  font-size: 24px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  overflow-wrap: anywhere;
  text-align: right;
  line-height: 1.1;
}

.card.display .unit {
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  align-self: end;
  margin-bottom: 2px;
}

/* Text sensors: value under the name, wraps nicely */
.card.display .subvalue {
  margin-top: 6px;
  min-width: 0;
  max-width: 100%;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.35;
  overflow-wrap: break-word;
  overflow-wrap: anywhere;
  word-break: break-word;
  font-variant-numeric: tabular-nums;
}

.card.warn .subvalue {
  color: var(--danger);
  font-weight: 700;
}

/* Progress bar (percent sensors) */
.bar {
  margin-top: 12px;
  height: 6px;
  border-radius: 3px;
  background: var(--off);
  overflow: hidden;
}

/* Tiny reset button (inside sensor cards) */
.card.display .mini {
  width: 30px;
  height: 30px;
  justify-self: end;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--bg);
  color: var(--muted);
  font-size: 16px;
  line-height: 1;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  touch-action: manipulation;
}

.card.display .mini:active {
  background: var(--accent-soft);
  color: var(--text);
}

.bar > i {
  display: block;
  height: 100%;
  width: 0;
  border-radius: 3px;
  background: var(--accent);
  transition: width 0.4s ease;
}

/* Switch toggle */
.switch {
  position: relative;
  flex: none;
  width: 52px;
  height: 32px;
  margin-left: auto;
  border: none;
  border-radius: 16px;
  background: var(--off);
  cursor: pointer;
  transition: background 0.18s;
  padding: 0;
}

.switch::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.35);
  transition: transform 0.18s ease;
}

.switch[aria-checked="true"] {
  background: var(--on);
}

.switch[aria-checked="true"]::after {
  transform: translateX(20px);
}

.switch:active {
  opacity: 0.85;
}

/* Smaruj teraz - big action button with state */
.card.pump {
  padding: 0;
  grid-column: 1 / -1;
}

.pump-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  height: 64px;
  border: none;
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--text);
  font-size: 18px;
  font-weight: 700;
  cursor: pointer;
  touch-action: manipulation;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
}

.pump-btn svg {
  color: var(--accent);
}

.pump-btn:active {
  transform: scale(0.99);
}

.pump-btn.pumping {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 0 4px var(--accent-soft), 0 0 28px var(--accent-soft);
}

.pump-btn.pumping svg {
  color: #fff;
  animation: pumpDrop 0.9s ease-in-out infinite;
}

.pump-btn.pumping .pump-label {
  letter-spacing: 0.01em;
}

@keyframes pumpDrop {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-3px);
  }
}

/* Akcje (Odpowietrzanie, Tryb jazdy) - obok siebie, łącznie jak przycisk Smaruj teraz */
.act-row {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: row;
  gap: 10px;
}

.act-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex: 1 1 0;
  min-width: 0;
  width: auto;
  height: 64px;
  padding: 0 10px;
  border: 2px solid var(--accent);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--accent);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.1;
  text-align: center;
  cursor: pointer;
  touch-action: manipulation;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.act-btn:active {
  transform: scale(0.99);
}

.act-btn.on {
  border-color: var(--danger);
  color: var(--danger);
  background: color-mix(in srgb, var(--danger) 12%, transparent);
}

/* Buttons (button domain) */
.action {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  margin-top: 12px;
  height: 46px;
  border: none;
  border-radius: 11px;
  background: var(--accent);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  touch-action: manipulation;
}

.action:active {
  filter: brightness(0.9);
  transform: scale(0.99);
}

/* Number stepper */
.stepper {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

.stepper button {
  flex: none;
  width: 48px;
  height: 46px;
  border: 1px solid var(--border);
  border-radius: 11px;
  background: var(--bg);
  color: var(--text);
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  touch-action: manipulation;
}

.stepper button:active {
  background: var(--accent-soft);
}

.stepper input {
  flex: 1;
  min-width: 0;
  height: 46px;
  border: 1px solid var(--border);
  border-radius: 11px;
  background: var(--bg);
  color: var(--text);
  font-size: 19px;
  font-weight: 700;
  text-align: center;
  font-variant-numeric: tabular-nums;
  outline: none;
}

.stepper input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

/* Calculated distance hint under number stepper */
.km-hint {
  margin-top: 8px;
  text-align: center;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}

/* Select dropdown (e.g. Tryb awaryjny) */
.sel {
  display: block;
  width: 100%;
  height: 46px;
  margin-top: 12px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: 11px;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  font-weight: 600;
  outline: none;
  cursor: pointer;
  touch-action: manipulation;
  appearance: none;
  -webkit-appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%),
    linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position: calc(100% - 18px) 20px, calc(100% - 13px) 20px;
  background-size: 5px 5px;
  background-repeat: no-repeat;
}

.sel:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

/* OTA */
details#ota {
  margin: 26px 16px 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
  overflow: hidden;
}

details#ota[hidden] {
  display: none;
}

details#ota summary {
  padding: 13px 16px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}

details#ota summary::before {
  content: "▸ ";
  color: var(--muted);
}

details#ota[open] summary::before {
  content: "▾ ";
}

details#ota form {
  display: flex;
  gap: 10px;
  padding: 0 16px 14px;
}

details#ota input[type="file"] {
  flex: 1;
  min-width: 0;
  font-size: 13px;
  color: var(--text);
}

details#ota button {
  height: 44px;
  padding: 0 18px;
  border: none;
  border-radius: 11px;
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}

/* Log panel */
:root {
  --log-debug: #6cb6ff;
  --log-info: #3fb950;
  --log-warn: #d29922;
  --log-error: #f85149;
  --log-config: #bc8cff;
  --log-other: #e6edf3;
}

@media (prefers-color-scheme: light) {
  :root {
    --log-debug: #0969da;
    --log-info: #1a7f37;
    --log-warn: #9a6700;
    --log-error: #cf222e;
    --log-config: #8250df;
    --log-other: #1f2328;
  }
}

:root[data-theme="dark"] {
  --log-debug: #6cb6ff;
  --log-info: #3fb950;
  --log-warn: #d29922;
  --log-error: #f85149;
  --log-config: #bc8cff;
  --log-other: #e6edf3;
}

:root[data-theme="light"] {
  --log-debug: #0969da;
  --log-info: #1a7f37;
  --log-warn: #9a6700;
  --log-error: #cf222e;
  --log-config: #8250df;
  --log-other: #1f2328;
}

#logOverlay {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 50;
  max-height: 72vh;
  display: flex;
  flex-direction: column;
  background: var(--card);
  border: 1px solid var(--border);
  border-bottom: none;
  border-radius: 14px 14px 0 0;
  box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.35);
  overflow: hidden;
  transform: translateY(0);
  visibility: visible;
  transition:
    transform 0.25s ease,
    visibility 0.25s;
}

#logOverlay.collapsed {
  transform: translateY(100%);
  visibility: hidden;
}

#logHead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

#logTitle {
  font-size: 15px;
  font-weight: 700;
}

#logActions {
  display: flex;
  gap: 8px;
}

#logActions button {
  height: 38px;
  padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--card);
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  touch-action: manipulation;
}

#logActions button:active {
  background: var(--accent-soft);
}

#logBox {
  flex: 1;
  min-height: 0;
  margin: 0;
  padding: 10px 14px;
  overflow: auto;
  font: 12px/1.55 ui-monospace, "Cascadia Mono", Menlo, Consolas, monospace;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--log-other);
}

#logBox > div {
  min-height: 1.55em;
}

.l-0_36,
.l-0_37 {
  color: var(--log-debug);
}

.l-0_32 {
  color: var(--log-info);
}

.l-0_33,
.l-1_33 {
  color: var(--log-warn);
}

.l-0_31,
.l-1_31 {
  color: var(--log-error);
}

.l-0_35 {
  color: var(--log-config);
}

footer {
  margin-top: 28px;
  text-align: center;
  font-size: 12px;
  color: var(--muted);
}

#sysStat {
  font-variant-numeric: tabular-nums;
}

#sysStat.warn {
  color: var(--warn);
}

#sysStat.crit {
  color: var(--danger);
}

/* ---------- HUD: dashboard horyzontalny ---------- */

#otaProg {
  margin-top: 12px;
}

#otaProgBar {
  height: 8px;
  border-radius: 4px;
  background: var(--off);
  overflow: hidden;
}

#otaProgBar i {
  display: block;
  height: 100%;
  width: 0;
  border-radius: 4px;
  background: var(--accent);
  transition: width 0.15s ease;
}

#otaProgTxt {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
}

/* HUD wyłącza dashboard tylko w landscape */
@media (orientation: landscape) {
  body.hud main,
  body.hud #ota,
  body.hud #footer,
  body.hud #headLeft,
  body.hud #lock {
    display: none;
  }
}

#hud {
  position: fixed;
  top: var(--header-h);
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 15;
  display: none;
  flex-direction: column;
  padding: 14px 20px calc(16px + env(safe-area-inset-bottom));
  background: var(--bg);
}

/* body.hud #hud { display: flex } przeniesione do @media (orientation: landscape) */

#hudVer {
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.hud-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 18px;
  min-height: 0;
}

.hud-left {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  flex: none;
}

.hud-bars {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 230px;
}

.hud-bar-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 4px;
}

.hud-bar-label {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--muted);
  text-transform: uppercase;
  white-space: nowrap;
}

.hud-bar-track {
  flex: 1;
  height: 20px;
  border-radius: 10px;
  background: var(--off);
  overflow: hidden;
}

.hud-bar-track i {
  display: block;
  height: 100%;
  border-radius: 10px;
  background: var(--accent);
  transition: width 0.3s ease, background 0.3s ease;
}

.hud-bar-val {
  font-size: 13px;
  font-weight: 800;
  min-width: 40px;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.hud-speed {
  position: relative;
  width: 230px;
  height: 210px;
  flex: none;
}

.hud-progress-gauge {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.hud-progress-track {
  fill: none;
  stroke: var(--hud-blue);
  stroke-width: 16;
  stroke-linecap: round;
  opacity: 0.25;
}

.hud-progress-fill {
  fill: none;
  stroke: var(--hud-blue);
  stroke-width: 16;
  stroke-linecap: round;
  stroke-dasharray: 0 100;
  transition: stroke-dasharray 0.3s ease;
}

.hud-progress-tag {
  position: absolute;
  left: 50%;
  top: 89%;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  gap: 6px;
  z-index: 3;
  font-size: 26px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--hud-blue);
  text-transform: uppercase;
  white-space: nowrap;
}

.hud-progress-tag svg {
  width: 0.9em;
  height: 0.9em;
  flex: none;
}

.hud-speed-gauge {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
  transform: scale(0.72);
  transform-origin: center;
}

.hud-speed-track {
  fill: none;
  stroke: var(--accent);
  stroke-width: 13;
  stroke-linecap: round;
  opacity: 0.25;
}

.hud-speed-fill {
  fill: none;
  stroke: var(--accent);
  stroke-width: 13;
  stroke-linecap: round;
  stroke-dasharray: 0 100;
  transition: stroke-dasharray 0.3s ease;
}

.hud-speed-read {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  font-variant-numeric: tabular-nums;
  text-align: center;
}

#hudSpeed {
  font-size: 132px;
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.02em;
}

#hudSpeed.tri {
  font-size: 92px;
}

.hud-speed-unit {
  position: absolute;
  left: 50%;
  top: 77%;
  transform: translate(-50%, -50%);
  z-index: 3;
  font-size: 30px;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.hud-panel {
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
}

.hud-counts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.hud-counts.hud-obd {
  grid-template-columns: repeat(3, 1fr);
}

.hud-counts.hud-obd .hud-count span {
  font-size: 22px;
}

.hud-count {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 12px;
  text-align: center;
  min-width: 0;
}

.hud-count label {
  display: block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.hud-count span {
  display: block;
  font-size: 26px;
  font-weight: 800;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
}

.hud-count small {
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
}

.hud-foot {
  flex: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.hud-foot .hud-meta {
  grid-column: 1 / 3;
}

.hud-temp {
  grid-column: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 56px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--card);
  font-size: 17px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.hud-temp svg {
  flex: none;
  width: 18px;
  height: 18px;
  color: var(--muted);
}

.hud-temp[hidden] {
  display: none;
}

.hud-meta {
  font-size: 15px;
  font-weight: 600;
  color: var(--muted);
  line-height: 1.5;
  min-width: 0;
}

#hudAwaryjne {
  display: flex;
  align-items: center;
  gap: 5px;
  color: var(--danger);
  font-weight: 800;
  margin-bottom: 2px;
}

#hudAwaryjne[hidden] {
  display: none;
}

.hud-pump {
  grid-column: 4;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 56px;
  padding: 0 10px;
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--card);
  color: var(--text);
  font-size: 17px;
  font-weight: 800;
  cursor: pointer;
  touch-action: manipulation;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
}

.hud-pump-label {
  white-space: nowrap;
}

.hud-pump:active {
  transform: scale(0.98);
}

.hud-pump.pumping {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 0 4px var(--accent-soft), 0 0 28px var(--accent-soft);
}

@media (orientation: landscape) {
  body.hud #hud {
    display: flex;
  }
  #hud {
    padding: 8px 22px calc(10px + env(safe-area-inset-bottom));
  }
  .hud-body {
    flex-direction: row;
    align-items: center;
    justify-content: flex-end;
    gap: 32px;
    padding-left: 396px;
  }
  .hud-left {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
  }
  .hud-bars {
    width: 360px;
  }
  .hud-speed {
    width: 330px;
    height: 300px;
    flex: none;
  }
  .hud-progress-track,
  .hud-progress-fill,
  .hud-speed-track,
  .hud-speed-fill {
    stroke-width: 14;
  }
  #hudSpeed {
    font-size: 108px;
  }
  #hudSpeed.tri {
    font-size: 76px;
  }
  .hud-speed-unit {
    font-size: 24px;
  }
  .hud-progress-tag {
    font-size: 20px;
    top: 90%;
  }
  .hud-panel {
    flex: 1;
    max-width: 560px;
    gap: 14px;
  }
  .hud-count span {
    font-size: 32px;
  }
  .hud-foot {
    margin-top: 6px;
  }
}

@media (orientation: landscape) and (max-height: 420px) {
  .hud-body {
    padding-left: 326px;
  }
  .hud-bars {
    width: 290px;
    gap: 6px;
  }
  .hud-bar-track {
    height: 19px;
    border-radius: 10px;
  }
  .hud-bar-label {
    font-size: 11px;
  }
  .hud-bar-val {
    font-size: 12px;
    min-width: 34px;
  }
  .hud-speed {
    width: 250px;
    height: 227px;
  }
  .hud-progress-track,
  .hud-progress-fill,
  .hud-speed-track,
  .hud-speed-fill {
    stroke-width: 12;
  }
  #hudSpeed {
    font-size: 84px;
  }
  #hudSpeed.tri {
    font-size: 60px;
  }
  .hud-speed-unit {
    font-size: 20px;
  }
  .hud-progress-tag {
    font-size: 16px;
    top: 90%;
  }
  .hud-count {
    padding: 7px 8px;
  }
  .hud-count span {
    font-size: 23px;
  }
  .hud-count small {
    font-size: 10px;
  }
  .hud-pump {
    height: 46px;
    padding: 0 6px;
    font-size: 14px;
    border-radius: 12px;
  }
  .hud-col {
    gap: 8px;
  }
  .hud-temp {
    height: 46px;
    padding: 0 10px;
    font-size: 15px;
    border-radius: 12px;
  }
  .hud-meta {
    font-size: 13px;
  }
}

.ble-auto-btn {
  position: fixed;
  left: 50%;
  bottom: 96px;
  transform: translateX(-50%);
  z-index: 999;
  background: var(--accent, #3fb950);
  color: #fff;
  border: none;
  border-radius: 999px;
  padding: 20px 44px;
  font-size: 19px;
  font-weight: 700;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
  cursor: pointer;
}

/* HUD BLE — wierny port zatwierdzonego projektu: OBD | prędkościomierz | olejarka. */
@media (orientation: landscape) {
  body.hud #hud .hud-body {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.6fr) minmax(0, 1fr);
    gap: 18px;
    align-items: stretch;
    justify-content: center;
    padding: 10px 18px 22px;
    transform: translateY(-15px);
  }

  body.hud #hud .hud-side {
    display: grid;
    gap: 12px;
    align-content: start;
    min-width: 0;
  }

  body.hud #hud .hud-side h2 {
    margin: 0 0 2px;
    color: var(--muted);
    font-size: 14px;
    letter-spacing: 0.11em;
    text-align: center;
  }

  body.hud #hud .hud-data-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  body.hud #hud .hud-count {
    min-height: 96px;
    border: 1px solid var(--border);
    border-radius: 18px;
    background: linear-gradient(145deg, var(--card), color-mix(in srgb, var(--card) 55%, #000));
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 10px;
    text-align: center;
    touch-action: manipulation;
    -webkit-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
  }

  body.hud #hud .hud-count.wide {
    grid-column: 1 / -1;
  }

  body.hud #hud .hud-trip {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
  }
  body.hud #hud .hud-trip .hud-count {
    position: absolute;
    bottom: 0;
    min-height: 26px;
    padding: 2px 14px;
    border: none;
    background: none;
    box-shadow: none;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    touch-action: manipulation;
    -webkit-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
  }
  body.hud #hud .hud-trip .hud-count:first-child {
    left: 25%;
    transform: translateX(-50%);
  }
  body.hud #hud .hud-trip .hud-count:last-child {
    left: 75%;
    transform: translateX(-50%);
  }
  body.hud #hud .hud-trip .hud-count label {
    width: 100%;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 9px;
    letter-spacing: 0.04em;
    margin-bottom: 0;
  }
  body.hud #hud .hud-trip .hud-count span {
    font-size: 26px;
    line-height: 1;
    margin: 1px 0 0;
  }
  body.hud #hud .hud-trip .hud-count small {
    font-size: 9px;
  }

  body.hud #hud .hud-tilt {
    position: absolute;
    left: 50%;
    bottom: 54px;
    transform: translateX(-50%);
    width: 100%;
    pointer-events: none;
  }
  body.hud #hud .hud-tilt[hidden] { display: none; }
  body.hud #hud .hud-tilt-vu {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    width: 100%;
  }
  body.hud #hud .hud-vu {
    flex: 1;
    display: flex;
    gap: 3px;
    height: 12px;
  }
  body.hud #hud .hud-vu-l {
    flex-direction: row-reverse;
  }
  body.hud #hud .hud-vu-r {
    flex-direction: row;
  }
  body.hud #hud .hud-vu .vu-seg {
    flex: 1;
    height: 100%;
    border-radius: 2px;
    background: rgba(148, 163, 184, 0.18);
    transition: background 90ms linear, box-shadow 90ms linear;
  }
  body.hud #hud .hud-vu .vu-seg.on {
    background: var(--accent);
    box-shadow: 0 0 6px color-mix(in srgb, var(--accent) 60%, transparent);
  }
  body.hud #hud .hud-vu .vu-seg.on.mid {
    background: var(--warn);
    box-shadow: 0 0 6px color-mix(in srgb, var(--warn) 60%, transparent);
  }
  body.hud #hud .hud-vu .vu-seg.on.hot {
    background: var(--danger);
    box-shadow: 0 0 8px color-mix(in srgb, var(--danger) 70%, transparent);
  }
  body.hud #hud .hud-tilt-vu .vu-mid {
    flex: none;
    width: 2px;
    height: 14px;
    margin: 0 2px;
    border-radius: 1px;
    background: color-mix(in srgb, var(--text) 65%, transparent);
  }
  body.hud #hud .hud-tilt-vu .hud-tilt-peak-val {
    position: absolute;
    left: 50%;
    top: calc(100% + 2px);
    transform: translateX(-50%);
    padding: 1px 5px;
    border-radius: 6px;
    background: color-mix(in srgb, var(--card) 88%, transparent);
    border: 1px solid var(--border);
    color: var(--muted);
    font-size: 14px;
    font-weight: 800;
    letter-spacing: .04em;
    pointer-events: none;
    white-space: nowrap;
    opacity: 0;
    transition: left 100ms ease-out, opacity 200ms ease-out;
    z-index: 2;
  }
  body.hud #hud .hud-tilt-vu .hud-tilt-peak-val.show {
    opacity: 1;
  }
  body.hud #hud .hud-tilt .hud-tilt-read {
    display: block;
    position: relative;
    width: 100%;
    height: 22px;
    margin-top: 4px;
    color: var(--muted);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .04em;
    pointer-events: none;
  }
  body.hud #hud .hud-tilt .hud-tilt-read b#hudTiltVal {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    font-size: 18px;
    font-weight: 800;
    text-align: center;
    white-space: nowrap;
  }
  body.hud #hud .hud-tilt .hud-tilt-dir {
    position: absolute;
    left: calc(50% + 18px);
    top: 50%;
    transform: translateY(-50%);
    min-width: 14px;
    font-size: 11px;
    font-weight: 800;
    display: none;
  }
  body.hud #hud .hud-tilt-read.warn b#hudTiltVal,
  body.hud #hud .hud-tilt-read.warn .hud-tilt-dir { color: var(--warn); }
  body.hud #hud .hud-tilt-read.hot b#hudTiltVal,
  body.hud #hud .hud-tilt-read.hot .hud-tilt-dir { color: var(--danger); }

  body.hud #hud .hud-count label {
    width: 100%;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 12px;
    letter-spacing: 0.04em;
    margin-bottom: 0;
  }

  body.hud #hud .hud-count span {
    font-size: 31px;
    line-height: 1.1;
    margin: 9px 0 3px;
  }

  body.hud #hud .hud-count small {
    font-size: 12px;
  }

  body.hud #hud .hud-pump {
    grid-column: 1 / -1;
    height: 96px;
    min-height: 96px;
    border: 1px solid #39764e;
    border-radius: 18px;
    background: #17251d;
    color: var(--accent);
    font-size: 18px;
    font-weight: 700;
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.2);
  }

  body.hud #hud .hud-pump.pumping {
    background: #1c2f22;
    color: var(--accent);
  }

  body.hud #hud .hud-mode {
    grid-column: 1 / -1;
    height: 96px;
    min-height: 96px;
    border: 1px solid #4a7a94;
    border-radius: 18px;
    background: #10202a;
    color: var(--accent);
    font-size: 18px;
    font-weight: 700;
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2px;
    touch-action: manipulation;
    -webkit-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
  }

  body.hud #hud .hud-mode-label {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0.06em;
  }

  body.hud #hud .hud-mode-sub {
    font-size: 11px;
    font-weight: 400;
    color: var(--muted);
    letter-spacing: 0.08em;
  }

  body.hud #hud .hud-mode.rain {
    border-color: #2f81b8;
    background: #0d2a3a;
    color: #7fd0ff;
  }

  /* ---- Tryb jasny: HUD — orientacja, przechył, przyciski ---- */
  :root[data-theme="light"] body.hud #hud .hud-vu .vu-seg {
    background: rgba(100, 116, 139, 0.22);
  }
  :root[data-theme="light"] body.hud #hud .hud-tilt-vu .vu-mid {
    background: #4b5563;
  }
  :root[data-theme="light"] body.hud #hud .hud-tilt .hud-tilt-read,
  :root[data-theme="light"] body.hud #hud .hud-tilt .hud-tilt-read b#hudTiltVal {
    color: #111827;
  }
  :root[data-theme="light"] body.hud #hud .hud-tilt .hud-tilt-read b#hudTiltVal {
    font-size: 22px;
  }
  :root[data-theme="light"] body.hud #hud .hud-tilt .hud-tilt-dir {
    font-size: 12px;
  }
  :root[data-theme="light"] body.hud #hud .hud-pump {
    background: #e8f3ec;
    border-color: #9dc4a9;
    color: #14532d;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  }
  :root[data-theme="light"] body.hud #hud .hud-pump.pumping {
    background: #d8eadd;
  }
  :root[data-theme="light"] body.hud #hud .hud-mode {
    background: #e7f0f8;
    border-color: #a5c3d9;
    color: #0c4a6e;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  }
  :root[data-theme="light"] body.hud #hud .hud-mode.rain {
    background: #d9ecf9;
    border-color: #7fb2d0;
    color: #075985;
  }
  :root[data-theme="light"] body.hud #hud .hud-mode .hud-mode-sub,
  :root[data-theme="light"] body.hud #hud .hud-mode.rain .hud-mode-sub {
    color: #4b6478;
  }

  body.hud #hud .hud-center {
    position: relative;
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    gap: 8px;
  }

  body.hud #hud .hud-vbar {
    position: absolute;
    top: 0;
    width: 40px;
    pointer-events: none;
    overflow: visible;
  }
  body.hud #hud .hud-vbar[hidden] { display: none; }
  body.hud #hud .hud-vbar-temp { left: 0; }
  body.hud #hud .hud-vbar-fuel { right: 0; }
  body.hud #hud .hud-vbar-icon {
    position: absolute;
    top: 0;
    width: 26px;
    height: 26px;
    color: var(--muted);
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.4));
    overflow: visible;
    display: block;
    z-index: 3;
  }
  body.hud #hud .hud-vbar-temp .hud-vbar-icon { left: 14px; top: -22px; width: 22px; height: 22px; }
  body.hud #hud .hud-vbar-fuel .hud-vbar-icon { right: 12px; top: -22px; width: 22px; height: 22px; pointer-events: auto; }
  body.hud #hud .hud-vbar-temp .hud-vbar-track { left: 0; top: 0; }
  body.hud #hud .hud-vbar-fuel .hud-vbar-track { right: 0; top: 0; }
  body.hud #hud .hud-vbar-track {
    position: absolute;
    bottom: 2px;
    width: 10px;
    border-radius: 6px;
    background: linear-gradient(180deg, rgba(148, 163, 184, 0.06), rgba(148, 163, 184, 0.16));
    border: 1px solid color-mix(in srgb, var(--border) 75%, transparent);
    box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.25);
    overflow: hidden;
  }
  body.hud #hud .hud-vbar-temp .hud-vbar-track { left: 0; top: 0; }
  body.hud #hud .hud-vbar-fuel .hud-vbar-track { right: 0; top: 0; }
  body.hud #hud .hud-vbar-track::before {
    content: "";
    position: absolute;
    left: -4px;
    top: 8px;
    bottom: 8px;
    width: 3px;
    background: repeating-linear-gradient(to bottom, transparent 0 12px, rgba(148, 163, 184, 0.4) 12px 13px);
  }
  body.hud #hud .hud-vbar-track::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    height: 50%;
    border-radius: 6px 6px 0 0;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.1), transparent);
    pointer-events: none;
  }
  body.hud #hud .hud-vbar-val {
    position: absolute;
    left: 50%;
    top: calc(100% + 3px);
    transform: translateX(-50%);
    padding: 1px 5px;
    border-radius: 6px;
    background: color-mix(in srgb, var(--card) 88%, transparent);
    border: 1px solid var(--border);
    color: var(--muted);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .04em;
    pointer-events: none;
    white-space: nowrap;
    opacity: 0;
    transition: opacity 200ms ease-out;
    z-index: 2;
  }
  body.hud #hud .hud-vbar-val.show {
    opacity: 1;
  }
  body.hud #hud .hud-vbar-fuel .hud-vbar-val {
    left: -19px;
    right: auto;
    transform: none;
    text-align: left;
    top: auto;
    bottom: 0;
  }
  body.hud #hud .hud-vbar-temp .hud-vbar-val {
    right: -16px;
    left: auto;
    transform: none;
    text-align: left;
    top: auto;
    bottom: 0;
  }

  body.hud #hud .hud-vbar-fill {
    position: absolute;
    left: 1px;
    right: 1px;
    bottom: 1px;
    height: 0%;
    border-radius: 5px;
    transition: height 180ms ease-out;
  }

  body.hud #hud .hud-center-head {
    margin: 0;
    padding: 0 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    text-align: center;
  }

  body.hud #hud .hud-center-head span {
    color: var(--muted);
    font-size: 14px;
    letter-spacing: 0.11em;
    text-transform: uppercase;
  }

  body.hud #hud .hud-center-head b {
    font-size: 13px;
    font-weight: 700;
    color: var(--text);
    white-space: nowrap;
  }

  body.hud #hud .hud-center-head .hud-z-tag {
    font-size: 11px;
    font-weight: 600;
    font-style: normal;
    letter-spacing: 0.04em;
    color: var(--muted);
  }

  body.hud #hud .hud-speed {
    position: relative;
    aspect-ratio: 1 / 1;
    width: min(100%, calc(100vh - var(--header-h) - 46px));
    margin: 0 auto;
    display: grid;
    place-items: center;
  }

  body.hud #hud .hud-gauge {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    overflow: visible;
  }

  body.hud #hud .hud-side-track {
    fill: none;
    stroke: var(--off);
    stroke-width: 44;
    stroke-linecap: round;
  }

  body.hud #hud .hud-load-fill,
  body.hud #hud .hud-throttle-fill {
    fill: none;
    stroke-width: 44;
    stroke-linecap: round;
    stroke-dasharray: 0 100;
    transition: stroke-dasharray 160ms ease-out;
  }

  body.hud #hud .hud-load-fill {
    stroke: var(--warn);
    filter: drop-shadow(0 0 6px rgba(229, 160, 81, 0.6));
  }

  body.hud #hud .hud-throttle-fill {
    stroke: var(--accent);
    filter: drop-shadow(0 0 6px rgba(112, 212, 119, 0.6));
  }

  body.hud #hud .hud-speed-track {
    fill: none;
    stroke: var(--off);
    stroke-width: 12;
    stroke-linecap: round;
  }

  body.hud #hud .hud-progress-track {
    fill: none;
    stroke: var(--off);
    stroke-width: 16;
    stroke-linecap: round;
  }

  body.hud #hud .hud-speed-fill {
    fill: none;
    stroke: var(--accent);
    stroke-width: 12;
    stroke-linecap: round;
    stroke-dasharray: 0 100;
    filter: drop-shadow(0 0 6px rgba(85, 200, 114, 0.6));
  }

  body.hud #hud .hud-progress-fill {
    fill: none;
    stroke: var(--hud-blue);
    stroke-width: 16;
    stroke-linecap: round;
    stroke-dasharray: 0 100;
    filter: drop-shadow(0 0 5px rgba(107, 212, 208, 0.53));
  }

  body.hud #hud .hud-speed-read {
    position: absolute;
    left: 50%;
    top: 68%;
    width: 170px;
    margin: 0;
    transform: translate(-50%, -50%);
    z-index: 5;
    text-align: center;
  }

  body.hud #hud .hud-speed-read #hudSpeed {
    display: block;
    font-size: clamp(58px, 6.5vw, 90px);
    line-height: 0.9;
    letter-spacing: -0.02em;
    white-space: nowrap;
  }

  body.hud #hud .hud-speed-read #hudSpeed.tri {
    font-size: clamp(45px, 5.5vw, 75px);
  }

  body.hud #hud .hud-speed-read .hud-speed-unit {
    position: static;
    display: block;
    margin-top: 8px;
    font-size: 21px;
    color: var(--muted);
    transform: translateX(10px);
  }

  body.hud #hud .hud-progress-tag {
    position: absolute;
    top: calc(6% - 8px);
    left: 50%;
    transform: translateX(-50%);
    z-index: 6;
    display: block;
    color: var(--muted);
    letter-spacing: 0.13em;
    font-size: 12px;
    text-align: center;
    white-space: nowrap;
  }

  body.hud #hud .hud-progress-tag b {
    display: block;
    color: var(--hud-blue);
    font-size: 15px;
    text-align: center;
    margin-bottom: 4px;
  }

  body.hud #hud .hud-arc-label {
    position: absolute;
    bottom: 16%;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.08em;
    white-space: nowrap;
  }

  body.hud #hud .hud-arc-load {
    left: 0%;
    bottom: 12%;
    transform: translateX(-20px);
    color: var(--warn);
  }

  body.hud #hud .hud-arc-throttle {
    right: 0%;
    bottom: 12%;
    transform: translateX(20px);
    color: var(--accent);
  }

  body.hud #hud .hud-left,
  body.hud #hud .hud-panel {
    display: none;
  }
}

.settings-group {
  border: 1px solid var(--border);
  border-radius: 16px;
  margin: 10px 0;
  background: color-mix(in srgb, var(--card) 40%, var(--bg) 60%);
  overflow: hidden;
}

.settings-group summary {
  list-style: none;
  cursor: pointer;
  padding: 16px 18px;
  color: var(--text);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: .04em;
  user-select: none;
  -webkit-user-select: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: color-mix(in srgb, var(--accent) 9%, transparent);
  border-bottom: 1px solid var(--border);
}

.settings-group summary::-webkit-details-marker {
  display: none;
}

.settings-group summary::after {
  content: "▾";
  color: var(--accent);
  font-size: 16px;
  transition: transform .18s ease;
  transform: rotate(-90deg);
  flex: none;
}

.settings-group[open] summary::after {
  transform: rotate(0deg);
}

.settings-group summary:active {
  background: color-mix(in srgb, var(--accent) 16%, transparent);
}

#settings .settings-group > *:not(summary) {
  margin-left: 12px;
  margin-right: 12px;
}

.settings-group + .settings-group {
  margin-top: 18px;
}

#settings .settings-group h2 {
  margin: 14px 0 4px;
  padding-top: 14px;
  border-top: 1px dashed color-mix(in srgb, var(--border) 70%, transparent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
}

#settings .settings-group h2:first-child {
  padding-top: 12px;
  border-top: none;
}

#settings .settings-group .setting-row {
  background: var(--card);
  border: 1px solid color-mix(in srgb, var(--border) 85%, transparent);
  box-shadow: 0 1px 0 rgba(0, 0, 0, .22);
}

#settings .settings-group .setting-hint {
  color: var(--muted);
  text-align: left;
  font-weight: 500;
  grid-column: auto;
  margin-top: 2px;
  line-height: 1.35;
}

#settings .settings-group .settings-actions,
#settings .settings-group .setting-row {
  margin: 6px 0;
}

#settings .settings-group .settings-lock {
  margin-bottom: 4px;
}

#settings .settings-group .settings-actions button,
#settings .settings-group .setting-controls button {
  border-color: color-mix(in srgb, var(--text) 22%, var(--border));
  background: color-mix(in srgb, var(--off) 70%, var(--card));
  box-shadow: 0 1px 0 rgba(0, 0, 0, .25);
}

#settings .settings-group .settings-actions button {
  font-size: 15px;
  font-weight: 700;
  min-height: 48px;
  line-height: 1.2;
  padding: 8px 10px;
}

#settings .settings-group .setting-controls .setting-line button {
  min-height: 48px;
  min-width: 56px;
  font-size: 24px;
}

#settings .settings-group .setting-row > button {
  background: color-mix(in srgb, var(--accent) 12%, var(--off));
  border-color: color-mix(in srgb, var(--accent) 30%, var(--border));
  color: var(--text);
}

#settings .settings-group .setting-row > button:active,
#settings .settings-group .settings-actions button:active,
#settings .settings-group .setting-controls button:active {
  background: color-mix(in srgb, var(--accent) 34%, var(--off));
}

#settings .settings-group .setting-label {
  color: var(--text);
  font-size: 16px;
  font-weight: 600;
}

#settings .settings-group .setting-value output,
#settings .settings-group .setting-line output {
  color: var(--text);
  font-size: 18px;
  font-weight: 800;
}

#settings .settings-group .setting-tappable {
  background: color-mix(in srgb, var(--accent) 16%, var(--off));
  border-color: color-mix(in srgb, var(--accent) 36%, var(--border));
  color: var(--text);
}

#settings .settings-group .setting-tappable.on {
  background: var(--accent);
  color: var(--bg);
}

body.native.settings-offline #settings button,
body.native.settings-offline #settings .setting-tappable,
body.native.settings-offline #settings .cal-input {
  opacity: .45;
  filter: grayscale(.75);
  cursor: default;
  transform: none;
}

body.native.settings-offline #settings button:active,
body.native.settings-offline #settings .setting-tappable:active {
  background: inherit;
  transform: none;
}

.settings-offline-hint {
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, var(--border));
  border-radius: 12px;
  padding: 10px 14px;
  color: var(--muted);
}

:root[data-theme="amoled"] .settings-group {
  background: color-mix(in srgb, var(--card) 60%, var(--bg));
  border-color: #3a434f;
}

:root[data-theme="amoled"] .settings-group summary {
  background: color-mix(in srgb, var(--accent) 16%, transparent);
  border-bottom-color: #3a434f;
}

:root[data-theme="amoled"] .settings-group summary::after {
  color: var(--accent);
}

:root[data-theme="amoled"] #settings .settings-group .setting-row {
  background: color-mix(in srgb, var(--card) 75%, var(--bg));
  border-color: #343d48;
}

:root[data-theme="amoled"] #settings .settings-group h2 {
  border-top-color: color-mix(in srgb, var(--accent) 30%, transparent);
}

:root[data-theme="amoled"] #settings .settings-group .settings-actions button,
:root[data-theme="amoled"] #settings .settings-group .setting-controls button {
  background: color-mix(in srgb, var(--off) 55%, var(--card));
  border-color: #3a434f;
}

:root[data-theme="amoled"] #settings .settings-group .setting-row > button {
  background: color-mix(in srgb, var(--accent) 22%, var(--off));
  border-color: color-mix(in srgb, var(--accent) 45%, var(--border));
}

/* ---------- Responsywność: skrajne szerokości telefonów ---------- */

/* Bardzo szerokie ekrany (foldable/tablet w landscape): trzymaj HUD w znośnej szerokości */
@media (min-width: 1280px) {
  body.hud #hud .hud-body {
    width: 100%;
    max-width: min(1180px, 100vw);
    margin: 0 auto;
  }
}

/* Wąskie landscape: zacieśnij sęki i karty, zachowaj proporcje siatki */
@media (orientation: landscape) and (max-width: 700px) {
  body.hud #hud .hud-body {
    gap: 10px;
  }
  body.hud #hud .hud-side {
    gap: 8px;
  }
  body.hud #hud .hud-data-grid {
    gap: 8px;
  }
  body.hud #hud .hud-mode,
  body.hud #hud .hud-pump {
    height: 76px;
    min-height: 76px;
  }
  body.hud #hud .hud-count {
    min-height: 84px;
  }
  body.hud #hud .hud-count span {
    font-size: 26px;
  }
}

/* Ekstremalnie wąskie: boczna siatka leje się w kolumnę, mniejsze fonty */
@media (orientation: landscape) and (max-width: 600px) {
  body.hud #hud .hud-data-grid {
    grid-template-columns: 1fr;
  }
  body.hud #hud .hud-count span {
    font-size: 24px;
  }
  body.hud #hud .hud-count.small span {
    font-size: 21px;
  }
  body.hud #hud .hud-speed-read #hudSpeed {
    font-size: clamp(48px, 8vw, 84px);
  }
  body.hud #hud .hud-speed-read #hudSpeed.tri {
    font-size: clamp(40px, 7vw, 70px);
  }
}

/* Wąskie telefony w pionie: zmniejsz marginesy ustawień, by nie przelewać */
@media (max-width: 340px) {
  body.native .settings-scroll {
    padding-right: 16px;
    padding-left: 16px;
  }
}