:root {
  color-scheme: dark;
  --bg: #080a0d;
  --panel: rgba(12, 15, 19, 0.78);
  --panel-solid: rgba(12, 15, 19, 0.92);
  --panel-line: rgba(255, 255, 255, 0.14);
  --text: #f7f7f2;
  --muted: #aeb7b5;
  --accent: #ff7a00;
  --focus: #ffffff;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  min-height: 100%;
  margin: 0;
  overflow: hidden;
  background: var(--bg);
}

body {
  color: var(--text);
}

button,
input {
  font: inherit;
}

button {
  color: inherit;
}

.experience {
  position: relative;
  width: 100vw;
  height: 100vh;
  min-height: 620px;
  isolation: isolate;
}

#scene {
  display: block;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(circle at 72% 38%, rgba(255, 122, 0, 0.16), transparent 28rem),
    radial-gradient(circle at 38% 70%, rgba(26, 119, 255, 0.16), transparent 30rem),
    linear-gradient(135deg, #090d10 0%, #12110d 48%, #070b10 100%);
}

.toolbar {
  position: absolute;
  left: clamp(16px, 3vw, 40px);
  top: clamp(14px, 3vw, 28px);
  z-index: 2;
  width: min(368px, calc(100vw - 32px));
  max-height: calc(100vh - 28px);
  padding: 16px;
  border: 1px solid var(--panel-line);
  border-radius: 8px;
  background: var(--panel-solid);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.34);
  backdrop-filter: blur(18px);
  overflow: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 122, 0, 0.7) transparent;
  transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
}

.toolbar.is-hidden {
  opacity: 0;
  visibility: hidden;
  transform: translateX(calc(-100% - 36px));
}

.panel-toggle {
  position: absolute;
  left: min(calc(clamp(16px, 3vw, 40px) + 382px), calc(100vw - 84px));
  top: clamp(14px, 3vw, 28px);
  z-index: 4;
  min-width: 64px;
  min-height: 34px;
  padding: 8px 12px;
  border: 1px solid var(--panel-line);
  border-radius: 8px;
  background: rgba(12, 15, 19, 0.86);
  color: var(--text);
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  backdrop-filter: blur(16px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.brand-mark {
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 50%;
  background:
    linear-gradient(90deg, transparent 44%, var(--accent) 45% 55%, transparent 56%),
    linear-gradient(0deg, transparent 44%, rgba(26, 119, 255, 0.82) 45% 55%, transparent 56%);
  box-shadow: inset 0 0 20px rgba(255, 122, 0, 0.22), 0 0 28px rgba(255, 122, 0, 0.2);
}

h1,
p {
  margin: 0;
}

h1 {
  font-size: 1.14rem;
  line-height: 1.05;
  letter-spacing: 0;
}

p {
  margin-top: 5px;
  max-width: 30ch;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.38;
}

.control-group,
.slider-row,
.toggle-row {
  margin-top: 14px;
}

.label,
.slider-row span,
.toggle-row span {
  display: block;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.segmented {
  display: flex;
  gap: 8px;
  margin-top: 7px;
}

.segmented {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  padding: 3px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.055);
}

.segmented.car-select {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.segmented.mode-select {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.segmented.light-select {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.segmented.aero-select {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.segmented button {
  min-height: 32px;
  padding: 0 6px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  font-size: 0.8rem;
  cursor: pointer;
  overflow-wrap: anywhere;
}

.segmented button.is-active {
  background: rgba(255, 255, 255, 0.16);
  color: var(--text);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
}

.model-picker.is-hidden {
  display: none;
}

select {
  width: 100%;
  min-height: 36px;
  margin-top: 7px;
  padding: 0 34px 0 10px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.055);
  color: var(--text);
  font: inherit;
  font-size: 0.84rem;
  cursor: pointer;
}

select:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

select option {
  background: #111417;
  color: var(--text);
}

.slider-row {
  display: grid;
  grid-template-columns: 48px 1fr;
  align-items: center;
  gap: 10px;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 30px;
}

.toggle-row input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.switch {
  position: relative;
  width: 42px;
  height: 24px;
  flex: 0 0 42px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  cursor: pointer;
  transition: background 160ms ease, border-color 160ms ease;
}

.switch::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 3px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.7);
  transition: transform 160ms ease, background 160ms ease;
}

.toggle-row input:checked + .switch {
  border-color: rgba(255, 122, 0, 0.65);
  background: rgba(255, 122, 0, 0.3);
}

.toggle-row input:checked + .switch::after {
  transform: translateX(18px);
  background: var(--accent);
}

.toggle-row input:disabled + .switch,
input[type="range"]:disabled {
  opacity: 0.42;
  cursor: not-allowed;
}

.aero-readout {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
  margin-top: 14px;
}

.aero-readout span {
  min-height: 32px;
  display: grid;
  place-items: center;
  padding: 6px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--muted);
  font-size: 0.66rem;
  text-align: center;
}

.aero-label {
  position: absolute;
  z-index: 3;
  min-width: 78px;
  padding: 5px 7px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: rgba(8, 10, 13, 0.72);
  color: var(--text);
  font-size: 0.62rem;
  font-weight: 700;
  text-align: center;
  text-transform: uppercase;
  backdrop-filter: blur(12px);
  pointer-events: none;
  opacity: 0;
  transform: translate(-50%, -50%);
  transition: opacity 120ms ease;
}

.aero-label.is-visible {
  opacity: 1;
}

.aero-label.low {
  border-color: rgba(26, 119, 255, 0.5);
  color: #9be8ff;
}

.aero-label.high {
  border-color: rgba(255, 122, 0, 0.5);
  color: #ffd0a3;
}

.aero-label.dirty {
  border-color: rgba(255, 255, 255, 0.35);
  color: #e6e8ea;
}

.loader {
  position: absolute;
  left: 50%;
  bottom: clamp(78px, 8vw, 112px);
  z-index: 3;
  width: min(340px, calc(100vw - 32px));
  transform: translateX(-50%);
  padding: 13px 14px;
  border: 1px solid var(--panel-line);
  border-radius: 8px;
  background: rgba(12, 15, 19, 0.82);
  color: var(--muted);
  font-size: 0.84rem;
  backdrop-filter: blur(18px);
  transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
}

.loader.is-hidden {
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, 8px);
}

.meter {
  height: 4px;
  margin-top: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.13);
}

.meter span {
  display: block;
  width: 8%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #1a77ff, #ff7a00);
  transition: width 160ms ease;
}

.status {
  position: absolute;
  right: clamp(16px, 3vw, 40px);
  bottom: clamp(16px, 3vw, 40px);
  z-index: 2;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.status span {
  min-width: 76px;
  padding: 9px 12px;
  border: 1px solid var(--panel-line);
  border-radius: 8px;
  background: rgba(12, 15, 19, 0.72);
  color: var(--muted);
  font-size: 0.82rem;
  text-align: center;
  backdrop-filter: blur(16px);
}

button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

@media (max-width: 720px) {
  .experience {
    min-height: 720px;
  }

  .toolbar {
    top: 12px;
    left: 12px;
    max-height: calc(100vh - 72px);
    width: calc(100vw - 24px);
    padding: 14px;
    overflow: auto;
  }

  .panel-toggle {
    left: 12px;
    top: auto;
    bottom: 12px;
  }

  .segmented.car-select {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .aero-readout {
    grid-template-columns: 1fr;
  }

  .brand {
    align-items: flex-start;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
    flex-basis: 38px;
  }

  h1 {
    font-size: 1.08rem;
  }

  p {
    font-size: 0.82rem;
  }

  .status {
    right: 12px;
    bottom: 12px;
    left: 12px;
  }

  .loader {
    bottom: 82px;
  }
}