/* ==========================================================================
   Engine Sound Generator: moxibit design language
   Ink (zinc) surfaces, flame orange for live and selected state, sky for
   primary actions. Chivo for text, Space Mono for labels and numbers.
   Rounded cards on a near-black page; separation by surface, not lines.
   ========================================================================== */

@font-face {
  font-family: "Chivo";
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url("../fonts/chivo-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "Chivo";
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url("../fonts/chivo-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: "Space Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/space-mono-400-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "Space Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/space-mono-400-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: "Space Mono";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../fonts/space-mono-700-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "Space Mono";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../fonts/space-mono-700-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

:root {
  /* ink: the zinc scale of moxi-bit.com */
  --ink-950: #09090b;
  --ink-900: #101012;
  --ink-875: #141416;
  --ink-850: #18181b;
  --ink-800: #1f1f23;
  --ink-750: #27272a;
  --ink-700: #3f3f46;
  --ink-600: #52525b;
  --ink-500: #71717a;
  --ink-400: #a1a1aa;
  --ink-300: #d4d4d8;
  --ink-200: #e4e4e7;
  --ink-100: #f4f4f5;
  --ink-50: #fafafa;

  --flame: #ff5c00;
  --flame-soft: rgba(255, 92, 0, 0.14);
  --flame-faint: rgba(255, 92, 0, 0.06);
  --sky: #38bdf8;
  --sky-hover: #7dd3fc;
  --sky-soft: rgba(56, 189, 248, 0.14);
  --error: #f87171;
  --hair: rgba(255, 255, 255, 0.06);
  --hair-2: rgba(255, 255, 255, 0.1);

  /* names the canvases read */
  --bg: var(--ink-950);
  --bg-2: var(--ink-900);
  --bg-3: var(--ink-850);
  --line: rgba(255, 255, 255, 0.05);
  --line-2: rgba(255, 255, 255, 0.08);
  --line-3: rgba(255, 255, 255, 0.16);
  --text-1: var(--ink-100);
  --text-2: var(--ink-400);
  --text-3: var(--ink-500);
  --text-4: var(--ink-600);
  --accent: var(--flame);

  /* type */
  --font-sans: "Chivo", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "Space Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  /* shape and motion */
  --r-tag: 5px;
  --r-item: 7px;
  --r-ctl: 8px;
  --r-tile: 10px;
  --r-card: 14px;
  --r-panel: 16px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 180ms;

  /* layout */
  --topbar-h: 68px;
  --setup-w: 372px;
  --gutter: 20px;
  --gap: 12px;
  --row: 34px;
  --ctl: 32px;
}

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

[hidden] {
  display: none !important;
}

html,
body {
  margin: 0;
  height: 100%;
  background: var(--ink-950);
  color: var(--ink-100);
  font: 400 15px / 1.5 var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
}

body {
  overflow: hidden;
  overscroll-behavior: none;
}

button,
input,
output {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

a {
  color: inherit;
}

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

kbd {
  display: inline-block;
  min-width: 20px;
  padding: 2px 6px;
  font: 400 10.5px / 1.3 var(--font-mono);
  color: var(--ink-300);
  text-align: center;
  background: var(--ink-750);
  border-radius: var(--r-tag);
}

/* Mono eyebrow label: FOR PLAYERS, DEVLOG ... */
.eyebrow {
  margin: 0;
  font: 400 11px / 1.4 var(--font-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-500);
}

.eyebrow-flame {
  color: var(--flame);
}

/* Small mono tag: APP, GAME */
.tag {
  display: inline-block;
  padding: 5px 8px;
  font: 400 10px / 1.2 var(--font-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-600);
  background: rgba(255, 255, 255, 0.035);
  border-radius: var(--r-tag);
  transition: color 100ms, background-color 100ms;
  white-space: nowrap;
}

.tag.on {
  color: var(--flame);
  background: var(--flame-soft);
}

.mono-link {
  font: 400 12.5px / 1.4 var(--font-mono);
  color: var(--ink-400);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur) var(--ease);
}

.mono-link:hover {
  color: var(--flame);
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 36px;
  padding: 0 14px;
  background: var(--ink-850);
  border: 0;
  border-radius: var(--r-ctl);
  color: var(--ink-200);
  font: 500 13.5px / 1 var(--font-sans);
  white-space: nowrap;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.btn:hover {
  background: var(--ink-800);
  color: var(--ink-50);
}

.btn:disabled {
  color: var(--ink-600);
  background: var(--ink-875);
  cursor: default;
}

.btn-primary {
  height: 46px;
  padding: 0 24px;
  background: var(--sky);
  color: var(--ink-950);
  font-size: 15px;
}

.btn-primary:hover {
  background: var(--sky-hover);
  color: var(--ink-950);
}

.btn-primary:focus-visible {
  outline-color: var(--sky-hover);
  outline-offset: 3px;
}

.nav-btn {
  height: 32px;
  padding: 0 4px;
  background: none;
  border: 0;
  color: var(--ink-400);
  font: 400 14px / 1 var(--font-sans);
  transition: color var(--dur) var(--ease);
}

.nav-btn:hover {
  color: var(--sky);
}

.only-narrow {
  display: none !important;
}

/* --------------------------------------------------------------------------
   Logo
   -------------------------------------------------------------------------- */

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: none;
  text-decoration: none;
}

.logo img {
  display: block;
  height: 26px;
  width: auto;
}

.logo img + img {
  height: 17px;
}

/* --------------------------------------------------------------------------
   Start screen
   -------------------------------------------------------------------------- */

.start {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  padding: var(--gutter);
  background:
    radial-gradient(60% 50% at 20% 20%, rgba(255, 92, 0, 0.08), transparent 70%),
    radial-gradient(50% 40% at 85% 85%, rgba(56, 189, 248, 0.06), transparent 70%),
    var(--ink-950);
  transition: opacity 220ms var(--ease);
  overflow-y: auto;
}

.start.leaving {
  opacity: 0;
  pointer-events: none;
}

.start-card {
  width: min(640px, 100%);
  padding: 40px 44px 44px;
  background: linear-gradient(120deg, rgba(255, 92, 0, 0.06), transparent 45%, rgba(56, 189, 248, 0.06)), var(--ink-900);
  border-radius: var(--r-panel);
}

.start-logo {
  margin-bottom: 36px;
}

.start-logo img {
  height: 32px;
}

.start-logo img + img {
  height: 21px;
}

.start-title {
  margin: 14px 0 16px;
  font: 500 46px / 1.08 var(--font-sans);
  letter-spacing: -0.028em;
  color: var(--ink-50);
  text-wrap: balance;
}

.start-copy {
  margin: 0 0 22px;
  max-width: 500px;
  color: var(--ink-400);
  font-size: 16px;
  line-height: 1.55;
}

.pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 32px;
  padding: 0;
  list-style: none;
}

.pill {
  padding: 8px 14px;
  font: 500 14px / 1.2 var(--font-sans);
  color: var(--ink-200);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--hair-2);
  border-radius: var(--r-ctl);
}

.start-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 20px;
}

.start-hint {
  margin: 0;
  max-width: 300px;
  color: var(--ink-500);
  font-size: 13px;
  line-height: 1.6;
}

.start-error {
  margin: 20px 0 0;
  color: var(--error);
  font-size: 13.5px;
}

/* --------------------------------------------------------------------------
   App grid
   -------------------------------------------------------------------------- */

.app {
  display: grid;
  grid-template-columns: var(--setup-w) minmax(0, 1fr);
  grid-template-rows: var(--topbar-h) minmax(0, 1fr) auto;
  grid-template-areas:
    "top top"
    "setup live"
    "setup drive";
  column-gap: var(--gap);
  height: 100vh;
  height: 100dvh;
  padding: 0 var(--gutter) var(--gutter);
}

/* --------------------------------------------------------------------------
   Top bar
   -------------------------------------------------------------------------- */

.topbar {
  grid-area: top;
  display: flex;
  align-items: center;
  gap: 18px;
  min-width: 0;
  padding: 0 4px;
}

.app-name {
  padding-left: 18px;
  border-left: 1px solid var(--hair-2);
  font: 500 15px / 1.2 var(--font-sans);
  letter-spacing: -0.01em;
  color: var(--ink-100);
  white-space: nowrap;
}

.audio-state {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 28px;
  padding: 0 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 0;
  border-radius: var(--r-tag);
  color: var(--ink-500);
  font: 400 10.5px / 1 var(--font-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.audio-state:hover {
  color: var(--ink-200);
}

.audio-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ink-600);
}

.audio-state[aria-pressed="true"] {
  color: var(--flame);
  background: var(--flame-soft);
}

.audio-state[aria-pressed="true"] .audio-dot {
  background: var(--flame);
  animation: pulse 1.6s var(--ease) infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 92, 0, 0.5); }
  60% { box-shadow: 0 0 0 5px rgba(255, 92, 0, 0); }
}

.audio-mode {
  font: 400 11px / 1 var(--font-mono);
  color: var(--ink-600);
  white-space: nowrap;
}

.topbar-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 22px;
}

.vol {
  display: flex;
  align-items: center;
  gap: 10px;
}

.vol-label {
  font: 400 14px / 1 var(--font-sans);
  color: var(--ink-400);
}

.vol .slider {
  width: 104px;
}

.vol-value {
  width: 3ch;
  font: 400 12px / 1 var(--font-mono);
  color: var(--ink-300);
  text-align: right;
}

/* --------------------------------------------------------------------------
   Setup column: stacked panels
   -------------------------------------------------------------------------- */

.setup {
  grid-area: setup;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.setup-scroll {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: var(--ink-750) transparent;
  border-radius: var(--r-panel);
}

.setup-scroll::-webkit-scrollbar {
  width: 6px;
}

.setup-scroll::-webkit-scrollbar-thumb {
  background: var(--ink-750);
  border-radius: 3px;
}

.setup-body {
  display: flex;
  flex-direction: column;
  gap: var(--gap);
}

.drawer-head {
  position: relative;
  align-items: center;
  justify-content: space-between;
  padding: 18px 4px 14px;
}

.drawer-grip {
  position: absolute;
  top: 8px;
  left: 50%;
  width: 36px;
  height: 4px;
  margin-left: -18px;
  border-radius: 2px;
  background: var(--ink-700);
}

.drawer-backdrop {
  display: none;
}

.sec {
  padding: 18px 20px 20px;
  background: var(--ink-900);
  border-radius: var(--r-panel);
}

.sec-tint-flame {
  background: linear-gradient(160deg, rgba(255, 92, 0, 0.09), rgba(255, 92, 0, 0.02) 60%), var(--ink-900);
}

.sec-tint-mix {
  background: linear-gradient(120deg, rgba(255, 92, 0, 0.05), transparent 45%, rgba(56, 189, 248, 0.06)), var(--ink-900);
}

.sec-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.sec-title {
  margin: 0;
  font: 400 11px / 1.4 var(--font-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-500);
}

.sec-aside {
  font: 400 11.5px / 1.4 var(--font-mono);
  color: var(--flame);
  text-align: right;
}

.sec-note {
  margin: 10px 0 0;
  color: var(--ink-500);
  font-size: 13px;
  line-height: 1.5;
}

.credit {
  margin: 18px 4px 6px;
  color: var(--ink-600);
  font-size: 12.5px;
  line-height: 1.6;
}

.credit a:not(.mono-link) {
  color: var(--ink-400);
  text-decoration: none;
}

.credit a:not(.mono-link):hover {
  color: var(--ink-100);
}

.credit .mono-link {
  font-size: 11.5px;
  color: var(--flame);
}

/* Rows: label | control | value */
.row {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr) 64px;
  align-items: center;
  column-gap: 12px;
  min-height: var(--row);
}

.row + .row {
  margin-top: 4px;
}

.row-label {
  font: 400 13.5px / 1.25 var(--font-sans);
  color: var(--ink-400);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.row-value {
  font: 400 12px / 1 var(--font-mono);
  color: var(--ink-200);
  text-align: right;
  white-space: nowrap;
}

.row-span {
  grid-column: 2 / 4;
  min-width: 0;
}

.row-full {
  grid-column: 1 / 4;
  min-width: 0;
}

/* Slider */
.slider {
  --fill: 50%;
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 22px;
  margin: 0;
  background: transparent;
  cursor: pointer;
  touch-action: pan-y;
}

.slider::-webkit-slider-runnable-track {
  height: 4px;
  border-radius: 2px;
  background: linear-gradient(to right, var(--flame) 0 var(--fill), var(--ink-750) var(--fill) 100%);
}

.slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  margin-top: -5px;
  border: 0;
  border-radius: 50%;
  background: var(--ink-50);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.55);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.slider:hover::-webkit-slider-thumb {
  transform: scale(1.12);
}

.slider:active::-webkit-slider-thumb {
  box-shadow: 0 0 0 5px var(--flame-soft), 0 1px 4px rgba(0, 0, 0, 0.55);
}

.slider::-moz-range-track {
  height: 4px;
  border-radius: 2px;
  background: var(--ink-750);
}

.slider::-moz-range-progress {
  height: 4px;
  border-radius: 2px;
  background: var(--flame);
}

.slider::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border: 0;
  border-radius: 50%;
  background: var(--ink-50);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.55);
}

.slider:focus-visible {
  outline: none;
}

.slider:focus-visible::-webkit-slider-thumb {
  box-shadow: 0 0 0 2px var(--ink-900), 0 0 0 4px var(--flame);
}

.slider:focus-visible::-moz-range-thumb {
  box-shadow: 0 0 0 2px var(--ink-900), 0 0 0 4px var(--flame);
}

/* Segmented control */
.seg {
  display: flex;
  gap: 2px;
  min-width: 0;
  padding: 3px;
  background: var(--ink-850);
  border-radius: var(--r-ctl);
}

.seg-btn {
  flex: 1 1 0;
  min-width: 0;
  height: 28px;
  padding: 0 8px;
  background: transparent;
  border: 0;
  border-radius: 6px;
  color: var(--ink-400);
  font: 500 13px / 1 var(--font-sans);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.seg-btn:hover {
  color: var(--ink-100);
}

.seg-btn[aria-checked="true"] {
  color: var(--flame);
  background: var(--flame-soft);
}

.seg-btn:focus-visible {
  outline-offset: -2px;
}

.seg.wrap {
  flex-wrap: wrap;
}

.seg.wrap .seg-btn {
  flex: 1 0 auto;
}

/* Stepper */
.stepper {
  display: inline-flex;
  align-items: stretch;
  height: var(--ctl);
  padding: 3px;
  gap: 2px;
  background: var(--ink-850);
  border-radius: var(--r-ctl);
  justify-self: start;
}

.stepper button {
  width: 30px;
  padding: 0;
  background: transparent;
  border: 0;
  border-radius: 6px;
  color: var(--ink-300);
  font: 400 16px / 1 var(--font-sans);
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.stepper button:hover:not(:disabled) {
  color: var(--ink-50);
  background: var(--ink-750);
}

.stepper button:disabled {
  color: var(--ink-700);
  cursor: default;
}

.stepper output {
  display: grid;
  place-items: center;
  min-width: 36px;
  font: 400 13px / 1 var(--font-mono);
  color: var(--ink-100);
}

/* Layout picker */
.layouts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
}

.layout-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  height: 60px;
  padding: 0;
  background: var(--ink-850);
  border: 0;
  border-radius: var(--r-tile);
  color: var(--ink-400);
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.layout-btn:hover {
  color: var(--ink-100);
  background: var(--ink-800);
}

.layout-btn[aria-checked="true"] {
  color: var(--flame);
  background: var(--flame-soft);
}

.layout-btn svg {
  width: 36px;
  height: 28px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.4;
  stroke-linejoin: round;
}

.layout-key {
  font: 400 10.5px / 1 var(--font-mono);
}

/* Preset picker: like the moxi-bit.com nav dropdown */
.picker {
  position: relative;
}

.picker-btn {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  column-gap: 12px;
  width: 100%;
  padding: 13px 14px 13px 16px;
  background: var(--ink-850);
  border: 0;
  border-radius: 12px;
  text-align: left;
  transition: background-color var(--dur) var(--ease);
}

.picker-btn:hover {
  background: var(--ink-800);
}

.picker-name {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  font: 500 16px / 1.3 var(--font-sans);
  letter-spacing: -0.01em;
  color: var(--ink-50);
}

.picker-meta {
  grid-column: 1;
  margin-top: 2px;
  font: 400 11px / 1.4 var(--font-mono);
  color: var(--ink-500);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.picker-caret {
  grid-row: 1 / 3;
  grid-column: 2;
  font-size: 9px;
  color: var(--ink-600);
  transition: transform var(--dur) var(--ease);
}

.picker.open .picker-caret {
  transform: rotate(180deg);
}

.picker-menu {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 8px);
  z-index: 40;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  max-height: min(62vh, 560px);
  overflow-y: auto;
  padding: 6px;
  background: var(--ink-850);
  border-radius: var(--r-tile);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.5);
  opacity: 0;
  transform: translateY(-8px) scale(0.97);
  transform-origin: top left;
  pointer-events: none;
  visibility: hidden;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease), visibility 0s linear var(--dur);
}

.picker.open .picker-menu {
  opacity: 1;
  transform: none;
  pointer-events: auto;
  visibility: visible;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.picker-item {
  display: block;
  min-width: 0;
  padding: 8px 10px;
  background: none;
  border: 0;
  border-radius: var(--r-item);
  text-align: left;
  color: var(--ink-200);
  font: 400 13.5px / 1.3 var(--font-sans);
  transition: background-color 120ms, color 120ms;
}

.picker-item:hover,
.picker-item:focus-visible {
  background: var(--ink-800);
  color: var(--ink-50);
  outline: none;
}

.picker-item[aria-selected="true"] {
  background: var(--flame-soft);
  color: var(--flame);
}

.pi-meta > span:first-child {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pi-tag {
  flex: none;
  padding: 1px 5px;
  font: 400 9px / 1.4 var(--font-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--flame);
  background: var(--flame-soft);
  border-radius: 4px;
}

.pi-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 2px;
  font: 400 10.5px / 1.3 var(--font-mono);
  color: var(--ink-500);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Text fields */
.field-block {
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin: 10px 0 12px;
}

.field {
  width: 100%;
  height: 38px;
  padding: 0 13px;
  background: var(--ink-850);
  border: 0;
  border-radius: var(--r-ctl);
  color: var(--ink-100);
  font: 400 12.5px / 1 var(--font-mono);
  transition: box-shadow var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.field::placeholder {
  color: var(--ink-600);
}

.field:hover {
  background: var(--ink-800);
}

.field:focus {
  outline: none;
  box-shadow: inset 0 0 0 1px var(--ink-600);
}

.field:focus-visible {
  box-shadow: inset 0 0 0 1px var(--flame);
}

.field[aria-invalid="true"] {
  box-shadow: inset 0 0 0 1px var(--error);
}

.field-error {
  margin: 0;
  color: var(--error);
  font-size: 12.5px;
  line-height: 1.4;
}

.field-error:empty {
  display: none;
}

/* Firing order chips */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  padding: 2px 0;
}

.chip {
  width: 30px;
  height: 30px;
  padding: 0;
  background: var(--ink-750);
  border: 0;
  border-radius: var(--r-item);
  color: var(--ink-100);
  font: 400 12.5px / 1 var(--font-mono);
  cursor: grab;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  transition: background-color 120ms, color 120ms, transform 120ms var(--ease);
}

.chip.bank-b {
  background: var(--ink-850);
  color: var(--ink-400);
  box-shadow: inset 0 0 0 1px var(--ink-700);
}

.chip:hover {
  background: var(--ink-700);
  color: var(--ink-50);
}

.chip.dragging {
  z-index: 2;
  background: var(--flame);
  color: var(--ink-950);
  cursor: grabbing;
  transform: scale(1.08);
}

.chip.firing {
  background: var(--flame-soft);
  color: var(--flame);
  box-shadow: none;
}

.chip-tools {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 8px;
}

.chip-tools.tools-end {
  justify-content: flex-end;
  margin: -4px 0 6px;
}

.legend {
  display: flex;
  gap: 12px;
  font: 400 10.5px / 1 var(--font-mono);
  color: var(--ink-500);
}

.legend i {
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-right: 6px;
  vertical-align: -1px;
  border-radius: 3px;
  background: var(--ink-750);
}

.legend i.b {
  background: var(--ink-850);
  box-shadow: inset 0 0 0 1px var(--ink-700);
}

.link-btn {
  padding: 0;
  background: none;
  border: 0;
  font: 400 12px / 1.4 var(--font-mono);
  color: var(--ink-400);
  transition: color var(--dur) var(--ease);
}

.link-btn:hover {
  color: var(--flame);
}

/* Pulse diagram */
.pulse {
  display: block;
  width: 100%;
  height: 84px;
  margin-top: 10px;
  padding: 10px 12px 6px;
  background: var(--ink-850);
  border-radius: var(--r-tile);
}

.readout-line {
  margin: 10px 0 0;
  font: 400 11px / 1.7 var(--font-mono);
  color: var(--ink-500);
  overflow-wrap: anywhere;
}

.readout-line b {
  font-weight: 400;
  color: var(--ink-300);
}

/* Export */
.export-actions {
  display: flex;
  gap: 8px;
  margin-top: 14px;
}

.export-actions .btn {
  flex: 1 1 0;
}

.export-actions .btn-primary {
  height: 40px;
  font-size: 14px;
}

.progress {
  height: 4px;
  margin-top: 12px;
  border-radius: 2px;
  background: var(--ink-750);
  overflow: hidden;
}

.progress > div {
  height: 100%;
  width: 0;
  background: var(--flame);
  border-radius: 2px;
  transition: width 200ms var(--ease);
}

/* --------------------------------------------------------------------------
   Live view
   -------------------------------------------------------------------------- */

.live {
  grid-area: live;
  display: flex;
  flex-direction: column;
  gap: var(--gap);
  min-height: 0;
  min-width: 0;
}

.hero {
  --rev: 0;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 22px 26px 18px;
  background:
    radial-gradient(70% 140% at 0% 0%, rgb(255 92 0 / calc(0.05 + 0.16 * var(--rev))), transparent 62%),
    radial-gradient(55% 120% at 100% 100%, rgba(56, 189, 248, 0.05), transparent 60%),
    var(--ink-850);
  border-radius: var(--r-panel);
  overflow: hidden;
}

.readouts {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: end;
  column-gap: 48px;
}

.ro {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.ro-value {
  font: 500 52px / 0.95 var(--font-sans);
  letter-spacing: -0.03em;
  color: var(--ink-50);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.ro-rpm .ro-value {
  font-size: 96px;
  letter-spacing: -0.045em;
  color: var(--flame);
}

.ro-rpm.idle .ro-value {
  color: var(--ink-700);
}

.ro-gear,
.ro-speed {
  align-items: flex-end;
}

.ro-speed .ro-value {
  min-width: 3ch;
  text-align: right;
}

.tach {
  display: block;
  width: 100%;
  height: 32px;
}

.stats {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 26px;
}

.stat {
  display: inline-flex;
  align-items: baseline;
  gap: 9px;
}

.stat-label {
  font: 400 10.5px / 1 var(--font-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-500);
}

.stat-value {
  display: inline-block;
  min-width: 4.5ch;
  font: 500 14px / 1 var(--font-sans);
  color: var(--ink-100);
  font-variant-numeric: tabular-nums;
}

.flags {
  display: inline-flex;
  gap: 6px;
  margin-left: auto;
}

.scopes {
  flex: 1 1 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--gap);
  min-height: 0;
}

.scope {
  display: flex;
  flex-direction: column;
  min-height: 0;
  margin: 0;
  padding: 14px 18px 12px;
  background: var(--ink-900);
  border-radius: var(--r-panel);
}

.scope-cap {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 8px;
}

.scope-cap > span:first-child {
  flex: none;
}

.scope-sub {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font: 400 11px / 1.4 var(--font-mono);
  color: var(--ink-600);
}

.key-sky {
  display: inline-block;
  width: 10px;
  height: 2px;
  margin-left: 4px;
  vertical-align: 3px;
  background: var(--sky);
  border-radius: 1px;
}

.scope canvas {
  flex: 1 1 auto;
  display: block;
  width: 100%;
  min-height: 110px;
}

/* --------------------------------------------------------------------------
   Driving strip
   -------------------------------------------------------------------------- */

.drive {
  grid-area: drive;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 10px var(--gap);
  padding-top: var(--gap);
  user-select: none;
  -webkit-user-select: none;
}

.pedal {
  --v: 0;
  position: relative;
  height: 104px;
  overflow: hidden;
  background: var(--ink-900);
  border-radius: var(--r-panel);
  cursor: ns-resize;
  touch-action: none;
}

.pedal-fill {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: calc(var(--v) * 100%);
  background: rgba(255, 255, 255, 0.04);
}

.pedal.active .pedal-fill {
  background: linear-gradient(to top, rgba(255, 92, 0, 0.26), rgba(255, 92, 0, 0.1));
  box-shadow: inset 0 2px 0 var(--flame);
}

.pedal-text {
  position: absolute;
  top: 14px;
  left: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  pointer-events: none;
}

.pedal-alt {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-left: 8px;
  font-size: 12px;
  color: var(--ink-500);
}

.pedal-value {
  position: absolute;
  right: 16px;
  bottom: 12px;
  font: 500 30px / 1 var(--font-sans);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  color: var(--ink-700);
  pointer-events: none;
  transition: color 100ms;
}

.pedal.active .pedal-value {
  color: var(--flame);
}

.shifter {
  display: flex;
  align-items: center;
  gap: var(--gap);
}

.shift-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 64px;
  height: 104px;
  padding: 0;
  background: var(--ink-900);
  border: 0;
  border-radius: var(--r-panel);
  color: var(--ink-100);
  touch-action: none;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.shift-btn:hover {
  background: var(--ink-850);
}

.shift-btn.flash {
  background: var(--flame-soft);
  color: var(--flame);
  transition: none;
}

.shift-btn.denied {
  box-shadow: inset 0 0 0 1px var(--error);
  transition: none;
}

.shift-sign {
  font: 300 30px / 1 var(--font-sans);
}

.gears {
  display: flex;
  gap: 3px;
  padding: 4px;
  background: var(--ink-900);
  border-radius: 12px;
}

.gear {
  display: grid;
  place-items: center;
  width: 28px;
  height: 34px;
  border-radius: var(--r-item);
  font: 400 13px / 1 var(--font-mono);
  color: var(--ink-600);
  transition: color 100ms, background-color 100ms;
}

.gear.target {
  color: var(--ink-200);
  background: var(--ink-800);
}

.gear.on {
  color: var(--flame);
  background: var(--flame-soft);
}

.drive-hint {
  grid-column: 1 / -1;
  margin: 0;
  padding: 0 4px;
  color: var(--ink-500);
  font-size: 12.5px;
}

/* --------------------------------------------------------------------------
   Toast
   -------------------------------------------------------------------------- */

.toast {
  position: fixed;
  left: 50%;
  bottom: 148px;
  z-index: 60;
  padding: 10px 16px;
  background: var(--ink-850);
  border-radius: var(--r-tile);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.5);
  color: var(--ink-100);
  font-size: 13.5px;
  transform: translate(-50%, 8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* --------------------------------------------------------------------------
   Medium screens
   -------------------------------------------------------------------------- */

@media (max-width: 1240px) {
  :root {
    --setup-w: 340px;
    --gutter: 16px;
  }

  .ro-rpm .ro-value {
    font-size: 80px;
  }

  .ro-value {
    font-size: 44px;
  }

  .audio-mode,
  .pedal-alt {
    display: none;
  }
}

@media (max-width: 1060px) {
  .app-name {
    display: none;
  }
}

/* --------------------------------------------------------------------------
   Narrow screens: setup becomes a slide-up sheet, pedals become touch zones
   -------------------------------------------------------------------------- */

@media (max-width: 900px) {
  :root {
    --topbar-h: 60px;
    --gutter: 12px;
    --gap: 10px;
  }

  .only-narrow {
    display: inline-flex !important;
  }

  .drawer-head.only-narrow {
    display: flex !important;
  }

  .app {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: var(--topbar-h) minmax(0, 1fr) auto;
    grid-template-areas:
      "top"
      "live"
      "drive";
  }

  .topbar {
    gap: 12px;
    padding: 0;
  }

  .logo img + img {
    display: none;
  }

  #share-btn,
  #reset-btn,
  .vol-label {
    display: none;
  }

  .topbar-right {
    gap: 12px;
  }

  .vol .slider {
    width: 76px;
  }

  .setup {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 30;
    height: 88%;
    padding: 0 12px;
    background: var(--ink-950);
    border-radius: 20px 20px 0 0;
    box-shadow: 0 -18px 40px rgba(0, 0, 0, 0.5);
    transform: translateY(101%);
    visibility: hidden;
    transition: transform 240ms var(--ease), visibility 0s linear 240ms;
  }

  .setup.open {
    transform: none;
    visibility: visible;
    transition: transform 240ms var(--ease);
  }

  .setup-scroll {
    padding-bottom: calc(16px + env(safe-area-inset-bottom));
  }

  .drawer-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 29;
    background: rgba(0, 0, 0, 0.6);
  }

  .hero {
    gap: 10px;
    padding: 16px 18px 14px;
  }

  .ro-rpm .ro-value {
    font-size: 64px;
  }

  .ro-value {
    font-size: 34px;
  }

  .readouts {
    column-gap: 22px;
  }

  .stats {
    gap: 6px 16px;
  }

  .stat:nth-child(4) {
    display: none;
  }

  .flags {
    margin-left: 0;
  }

  .scopes {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: minmax(0, 1fr) minmax(0, 1fr);
  }

  .scope {
    padding: 10px 14px 8px;
  }

  .scope-cap {
    padding-bottom: 4px;
  }

  .scope canvas {
    min-height: 50px;
  }

  .drive {
    gap: var(--gap);
    padding-bottom: env(safe-area-inset-bottom);
  }

  .pedal {
    height: clamp(150px, 28vh, 270px);
  }

  .pedal-text kbd,
  .pedal-alt,
  .shift-btn kbd,
  .drive-hint {
    display: none;
  }

  .shifter {
    flex-direction: column-reverse;
    justify-content: space-between;
  }

  .shift-btn {
    width: 76px;
    height: auto;
    flex: 1 1 0;
    min-height: 60px;
  }

  .gears {
    display: none;
  }

  .toast {
    bottom: calc(50% - 20px);
  }

  .start-card {
    padding: 28px 24px 30px;
  }

  .start-title {
    font-size: 34px;
  }
}

@media (max-width: 420px) {
  .audio-mode {
    display: none;
  }

  .ro-speed .ro-value {
    min-width: 0;
  }
}

/* Phones in landscape: pedals along the left and right edges. */
@media (max-height: 540px) and (orientation: landscape) and (max-width: 1000px) {
  :root {
    --topbar-h: 52px;
  }

  .app {
    grid-template-columns: 22vw minmax(0, 1fr) auto 22vw;
    grid-template-rows: var(--topbar-h) minmax(0, 1fr);
    grid-template-areas:
      "top top top top"
      "brake live shifter gas";
    column-gap: var(--gap);
  }

  .drive {
    display: contents;
  }

  .pedal {
    height: auto;
    margin-bottom: env(safe-area-inset-bottom);
  }

  .pedal-brake {
    grid-area: brake;
    margin-left: env(safe-area-inset-left);
  }

  .pedal-gas {
    grid-area: gas;
    margin-right: env(safe-area-inset-right);
  }

  .shifter {
    grid-area: shifter;
    flex-direction: column-reverse;
    justify-content: center;
  }

  .shift-btn {
    width: 64px;
    flex: 0 1 120px;
  }

  .hero {
    padding: 12px 16px;
  }

  .ro-rpm .ro-value {
    font-size: 52px;
  }

  .ro-value {
    font-size: 28px;
  }

  .scopes {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    grid-template-rows: minmax(0, 1fr);
  }

  .stats .stat {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0ms !important;
    animation: none !important;
  }
}