/* Rhythm Checker — punk/metal gig-poster redesign ("Xerox flyer").
   Design handoff: cream newsprint, hard ink borders, one loud red, hazard
   stripes, offset shadows with zero blur, Anton/Oswald/Space Mono.
   All values transcribed from the design prototype — do not round. */

/* ------------------------------------------------------------------ fonts */
@font-face {
  font-family: 'Anton';
  src: url('../fonts/Anton-Regular.ttf') format('truetype');
  font-display: swap;
}
@font-face {
  font-family: 'Oswald'; font-weight: 400;
  src: url('../fonts/Oswald-400.ttf') format('truetype');
  font-display: swap;
}
@font-face {
  font-family: 'Oswald'; font-weight: 600;
  src: url('../fonts/Oswald-600.ttf') format('truetype');
  font-display: swap;
}
@font-face {
  font-family: 'Oswald'; font-weight: 700;
  src: url('../fonts/Oswald-700.ttf') format('truetype');
  font-display: swap;
}
@font-face {
  font-family: 'Space Mono'; font-weight: 400;
  src: url('../fonts/SpaceMono-400.ttf') format('truetype');
  font-display: swap;
}
@font-face {
  font-family: 'Space Mono'; font-weight: 700;
  src: url('../fonts/SpaceMono-700.ttf') format('truetype');
  font-display: swap;
}

/* ----------------------------------------------------------------- tokens */
:root {
  --paper: #f2ecdd;
  --ink: #141210;
  --red: #e0301e;
  --amber: #e8b23a;
  --green: #3a7d34;
  --blue: #2b4cf0;
  --ink60: #5a534a;
  --ink40: #8a857c;
  --amber-text: #b5891f;
  --cream2: #efe6d2;
  --cream3: #e6ddcb;
  --cream4: #f4efe2;
  --heat0: #e4dccb;
  --display-font: 'Anton', 'Arial Narrow', sans-serif;
  --label-font: 'Oswald', 'Arial Narrow', sans-serif;
  --mono-font: 'Space Mono', ui-monospace, Menlo, monospace;
  --grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  /* canvas-token bridge (theme.js): legacy names, new values */
  --pink: #e0301e;
  --acid: #b5891f;
  --panel: #efe6d2;
  --line: #cfc5ae;
  --dim: #5a534a;
}

/* ------------------------------------------------------------------- base */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--mono-font);
  font-size: 13px;
  line-height: 1.45;
  display: flex;
  flex-direction: column;
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
  overscroll-behavior-y: none;
}
body::before { /* newsprint grain over everything */
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 99;
  background-image: var(--grain);
  background-size: 150px;
  mix-blend-mode: multiply;
  opacity: .2;
}
h1, h2, h3, p { margin: 0; }
button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  touch-action: manipulation;
  border-radius: 0;
}
input, select {
  font: 700 12px var(--mono-font);
  color: var(--ink);
  background: #fff;
  border: 2px solid var(--ink);
  border-radius: 0;
  padding: 6px 8px;
}
canvas { max-width: 100%; height: auto; display: block; }
.hidden { display: none !important; }

/* -------------------------------------------------------------- keyframes
   Verbatim from the prototype style block. */
@keyframes vu { 0%, 100% { transform: scaleY(.3); } 50% { transform: scaleY(1); } }
@keyframes hz { to { background-position: 34px 0; } }
@keyframes flick { 0%, 17%, 19%, 54%, 56%, 100% { opacity: 1; } 18%, 55% { opacity: .35; } }
@keyframes glow { 0%, 100% { opacity: .6; } 50% { opacity: 1; } }
@keyframes breathe { 0%, 100% { transform: rotate(-10deg) scale(1); } 50% { transform: rotate(-10deg) scale(1.08); } }
@keyframes swingN { 0%, 100% { transform: translateX(-50%) rotate(-23deg); } 50% { transform: translateX(-50%) rotate(13deg); } }
@keyframes scanx { 0% { left: 2%; } 100% { left: 98%; } }
@keyframes ping { 0% { left: 6%; opacity: 0; } 12% { opacity: 1; } 88% { opacity: 1; } 100% { left: 82%; opacity: 0; } }
@keyframes staple { 0% { transform: translateY(-14px) rotate(5deg); opacity: 0; } 70% { opacity: 1; } 100% { transform: translateY(0) rotate(-1.6deg); opacity: 1; } }

/* ----------------------------------------------------------- app skeleton */
#app { display: flex; flex-direction: column; flex: 1; min-height: 0; }
main {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  overflow-y: auto;
  padding-bottom: calc(14px + env(safe-area-inset-bottom));
}
.mode { display: none; }
/* fill the viewport when content is short, but GROW past it (and let <main>
   scroll) when it's tall — flex-shrink:0 stops the old behaviour where the
   middle compressed to fit and fixed bottom controls overlapped on short phones */
.mode.active { display: flex; flex-direction: column; flex: 1 0 auto; min-height: 0; }

/* ------------------------------------------------------------ header chrome */
header.chrome {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--paper);
  flex: none;
  padding-top: calc(6px + env(safe-area-inset-top));
}
.chrome-row {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 12px;
  height: 34px;
  max-width: 480px;
  margin: 0 auto;
  width: 100%;
}
.chrome-left { min-width: 72px; display: flex; align-items: center; gap: 9px; }
.chrome-right { min-width: 72px; display: flex; justify-content: flex-end; }
.chrome-btn {
  font: 700 11px var(--mono-font);
  background: var(--ink);
  color: var(--paper);
  padding: 6px 9px;
  box-shadow: 3px 3px 0 var(--ink);
}
.wordmark { display: flex; align-items: center; gap: 8px; }
.wordmark span { font: 700 13px var(--mono-font); letter-spacing: 1px; }
.vu { display: flex; align-items: flex-end; gap: 2.5px; height: 16px; }
.vu i {
  display: block;
  width: 3.5px;
  height: 100%;
  transform-origin: bottom;
  background: var(--ink);
  animation: vu .5s ease-in-out infinite;
}
.vu i:nth-child(2) { animation-delay: -.15s; }
.vu i:nth-child(3) { animation-delay: -.3s; }
.vu i:nth-child(4) { animation-delay: -.45s; }
.gear-btn { display: flex; align-items: center; }
.gear-btn svg { display: block; }
.hazard {
  position: relative;
  height: 10px;
  margin-top: 6px;
  background: repeating-linear-gradient(45deg, var(--ink) 0 12px, var(--amber) 12px 24px);
  background-size: 34px 34px;
  border-top: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  animation: hz .6s linear infinite;
  flex: none;
}

/* -------------------------------------------------------- shared components */

.title-stamp { /* module page title */
  font-family: var(--display-font);
  font-size: 38px;
  line-height: .86;
  text-shadow: 3px 3px 0 var(--red);
  transform: rotate(-1.6deg);
  transform-origin: 0 100%;
  text-transform: uppercase;
  align-self: flex-start;
  margin: 10px 14px 0;
  animation: staple .45s steps(4, end) backwards;
}

.chip-stamp { /* stamped mini section label */
  font: 700 9px var(--mono-font);
  background: var(--ink);
  color: var(--paper);
  padding: 3px 6px;
  letter-spacing: 1px;
  align-self: flex-start;
  flex: none;
  text-transform: uppercase;
}
.chip-stamp.warn { background: var(--amber); color: var(--ink); border: 2px solid var(--ink); }

.statbox {
  flex: 1;
  border: 2px solid var(--ink);
  box-shadow: 3px 3px 0 var(--ink);
  background: #fff;
  padding: 5px;
  text-align: center;
  min-width: 0;
}
.statbox b {
  display: block;
  font-family: var(--display-font);
  font-weight: 400;
  font-size: 20px;
  line-height: .9;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.statbox span { font: 700 7.5px var(--mono-font); letter-spacing: .04em; color: var(--ink60); text-transform: uppercase; }
.statbox.ink { background: var(--ink); color: var(--paper); }
.statbox.red { background: var(--red); color: #fff; }
.statbox.green { background: var(--green); color: #fff; }
.statbox.amber { background: var(--amber); color: var(--ink); }
.statbox.ink span, .statbox.red span, .statbox.green span { color: inherit; }
.statbox.amber span { color: var(--ink); }
.stat-strip { position: relative; display: flex; gap: 8px; padding: 12px 14px 0; flex: none; }

.cta { /* full-width Anton bar, the loudest element on a page */
  width: 100%;
  background: var(--red);
  color: #fff;
  border: 2px solid var(--ink);
  box-shadow: 5px 5px 0 var(--ink);
  font-family: var(--display-font);
  font-size: 24px;
  letter-spacing: 2px;
  text-align: center;
  padding: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-transform: uppercase;
}
.cta:active { background: var(--ink); }
.cta:disabled { background: var(--cream3); color: var(--ink40); box-shadow: 3px 3px 0 var(--ink); animation: none; }
.cta .tri {
  display: inline-block;
  width: 0; height: 0;
  border-left: 14px solid #fff;
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
}
.cta:disabled .tri { border-left-color: var(--ink40); }
.btn { /* mid-size bordered button */
  border: 2px solid var(--ink);
  box-shadow: 3px 3px 0 var(--ink);
  background: #fff;
  font-family: var(--display-font);
  font-size: 17px;
  letter-spacing: .5px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px;
  text-transform: uppercase;
}
.btn:active { background: var(--amber); }
.btn.amber { background: var(--amber); }
.btn.red { background: var(--red); color: #fff; }
.btn.green { background: var(--green); color: #fff; box-shadow: 4px 4px 0 var(--ink); }

.pill { /* Oswald toggle chip */
  font: 600 11px var(--label-font);
  text-transform: uppercase;
  letter-spacing: .5px;
  padding: 5px 8px;
  border: 2px solid var(--ink);
  box-shadow: 2px 2px 0 var(--ink);
  background: #fff;
}
.pill:active { background: var(--amber); }
.pill.on { background: var(--ink); color: var(--paper); }
.drop { /* dropdown pill: native select disguised */
  font: 600 11px var(--label-font);
  text-transform: uppercase;
  letter-spacing: .5px;
  border: 2px solid var(--ink);
  box-shadow: 2px 2px 0 var(--ink);
  background: #fff;
  padding: 4px 22px 4px 9px;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='6'%3E%3Cpath d='M0 0h8L4 6z' fill='%23141210' opacity='.6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 7px center;
}
.drop.amber { background-color: var(--amber); }
.drop.red { background-color: var(--red); color: #fff; }



.switch { /* settings toggle */
  width: 48px; height: 25px;
  border: 2px solid var(--ink);
  position: relative;
  box-shadow: 2px 2px 0 var(--ink);
  flex: none;
  background: var(--cream2);
}
.switch i {
  position: absolute; top: 1px; left: 1px;
  width: 19px; height: 19px;
  background: #fff;
  border: 2px solid var(--ink);
}
.switch.on { background: var(--green); }
.switch.on i { left: auto; right: 1px; }

.scan { /* sweeping scan line for charts */
  position: absolute;
  top: 0; bottom: 0;
  width: 1.5px;
  background: rgba(224, 48, 30, .55);
  animation: scanx 3s linear infinite;
  pointer-events: none;
}

/* holdToConfirm progress (kept from the old system — safety on show day) */
button.holding { position: relative; overflow: hidden; }
button.holding::after {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 100%;
  background: rgba(20, 18, 16, .25);
  transform-origin: left;
  animation: holdfill var(--hold-ms, 600ms) linear forwards;
}
@keyframes holdfill { from { transform: scaleX(0); } to { transform: scaleX(1); } }

/* -------------------------------------------------------- mic-lost overlay */
.overlay {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  text-align: center;
  padding: 24px;
  background: var(--paper);
}
#mic-lost h1 {
  font-family: var(--display-font);
  font-size: 44px;
  line-height: .86;
  text-shadow: 3px 3px 0 var(--red);
  transform: rotate(-1.6deg);
  text-transform: uppercase;
}
#mic-lost .warn-text { color: var(--amber-text); font: 700 12px var(--mono-font); }
#mic-lost button { max-width: 340px; }

footer { padding: 4px 12px calc(4px + env(safe-area-inset-bottom)); }
footer .dim { font: 400 10px var(--mono-font); color: var(--ink40); }
footer:has(.dim:empty) { display: none; }

/* reduced motion (also what iOS Low-Power Mode reports): cut the flashy pulses
   and big entrance stamps the OS asked us to reduce, but keep the two small
   identity loops that ARE the look — the level bars and the hazard tape — plus
   the functional hold-to-confirm fill. */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; }
  .vu i { animation: vu .5s ease-in-out infinite !important; }
  .hazard, .poster-hazard { animation: hz .6s linear infinite !important; }
  button.holding::after { animation: holdfill var(--hold-ms, 600ms) linear forwards !important; }
}

/* ------------------------------------------------------ 13a: start poster */
.poster {
  position: relative;
  flex: 1;
  min-height: 100dvh;
  overflow: hidden;
  background: var(--paper);
  color: var(--ink);
  display: flex;
  flex-direction: column;
  padding: calc(14px + env(safe-area-inset-top)) 0 calc(22px + env(safe-area-inset-bottom));
  font-family: var(--mono-font);
}
.poster-dots { position: absolute; pointer-events: none; }
.red-dots {
  top: -24px; right: -28px; width: 156px; height: 156px;
  background: radial-gradient(circle at 30% 30%, var(--red) 0 2px, transparent 2.5px);
  background-size: 11px 11px; opacity: .46; transform: rotate(8deg);
}
.blue-dots {
  bottom: 134px; left: -22px; width: 120px; height: 120px;
  background: radial-gradient(circle at 30% 30%, var(--blue) 0 2px, transparent 2.5px);
  background-size: 10px 10px; opacity: .38;
}
.poster-vu { position: relative; display: flex; justify-content: center; align-items: center; padding: 0 14px; flex: none; }
.poster-vu .vu { height: 14px; }
.poster-hazard {
  position: relative; height: 11px; margin: 8px 0 0;
  background: repeating-linear-gradient(45deg, var(--ink) 0 13px, var(--amber) 13px 26px);
  background-size: 34px 34px;
  border-top: 2px solid var(--ink); border-bottom: 2px solid var(--ink);
  animation: hz .6s linear infinite; flex: none;
}
.poster-masthead { position: relative; text-align: center; padding: 6px 14px 0; flex: none; }
.mast-line { font-family: var(--display-font); font-size: clamp(56px, 19vw, 76px); line-height: .8; letter-spacing: 1px; }
.mast-line.checker {
  line-height: .82; color: var(--red);
  text-shadow: 4px 4px 0 var(--ink);
  animation: flick 5.5s steps(1) infinite;
}
.poster-lineup {
  position: relative; flex: 1; min-height: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 11px; padding: 6px 16px 0;
}
.starburst { position: absolute; right: 6px; top: 6px; width: 86px; height: 86px; }
.starburst svg { position: absolute; inset: 0; animation: breathe 4s ease-in-out infinite; }
.starburst-label {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  text-align: center; font: 700 9px var(--mono-font); color: var(--ink);
  line-height: 1.15; transform: rotate(-9deg);
}
.bill { font-family: var(--display-font); letter-spacing: 1px; text-transform: uppercase; color: var(--ink); }
.bill b { color: var(--red); font-weight: 400; }
.bill-1 { font-size: clamp(44px, 14.4vw, 58px); line-height: .86; }
.bill-2 { font-size: clamp(30px, 10vw, 40px); line-height: .9; letter-spacing: .5px; }
.bill-3 { font-size: clamp(20px, 6.5vw, 26px); line-height: .9; letter-spacing: .5px; }
.poster-cta-row { position: relative; padding: 10px 14px 0; flex: none; }
.poster-cta {
  box-shadow: 6px 6px 0 var(--ink);
  font-size: 30px; letter-spacing: 3px; padding: 13px; gap: 12px;
  animation: glow 1.4s ease-in-out infinite;
}
.poster-cta .tri { border-left-width: 18px; border-top-width: 11px; border-bottom-width: 11px; }
.poster-error { position: relative; text-align: center; font: 700 11px var(--mono-font); color: var(--red); min-height: 1em; padding: 6px 14px 0; }
.poster-footer { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 11px 14px 0; flex: none; }
.barcode {
  height: 26px; flex: 1;
  background: repeating-linear-gradient(90deg, var(--ink) 0 2px, transparent 2px 3px, var(--ink) 3px 4px, transparent 4px 7px, var(--ink) 7px 9px, transparent 9px 11px);
}

/* mic level meter in chrome (real signal, tiny) */
.meter { width: 40px; height: 10px; background: var(--cream2); border: 2px solid var(--ink); margin-right: 8px; align-self: center; }
#mic-level { height: 100%; width: 0; background: var(--green); transition: width 80ms linear; }
.chrome-right { align-items: center; }

/* --------------------------------------------------- 12a: settings drawer */
#drawer-scrim {
  position: fixed; inset: 0; z-index: 30;
  background: rgba(20, 18, 16, .78);
}
#drawer-scrim::after {
  content: ''; position: absolute; inset: 0;
  background-image: var(--grain); background-size: 150px;
  mix-blend-mode: overlay; opacity: .4;
}
#settings {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 31;
  max-height: 86dvh;
  display: flex; flex-direction: column;
  background: var(--paper);
  border-radius: 16px 16px 0 0;
  border-top: 3px solid var(--ink);
  box-shadow: 0 -6px 0 rgba(20, 18, 16, .35);
  padding-bottom: env(safe-area-inset-bottom);
  animation: drawer-up .28s steps(4, end);
}
@keyframes drawer-up { from { translate: 0 105%; } to { translate: 0 0; } }
.drawer-handle { width: 44px; height: 4px; background: var(--ink); margin: 8px auto 0; opacity: .35; border-radius: 2px; }
.drawer-head { display: flex; align-items: center; justify-content: space-between; padding: 6px 14px 0; }
.drawer-head h2 {
  font-family: var(--display-font); font-weight: 400; font-size: 34px; line-height: .86;
  text-shadow: 3px 3px 0 var(--red); transform: rotate(-1.6deg); text-transform: uppercase;
}
#settings-close {
  font: 700 14px var(--mono-font);
  border: 2px solid var(--ink); background: #fff; box-shadow: 2px 2px 0 var(--ink);
  width: 30px; height: 30px; display: flex; align-items: center; justify-content: center;
}
.drawer-hazard { height: 9px; margin: 8px 14px 0; background-size: 34px 34px;
  background-image: repeating-linear-gradient(45deg, var(--ink) 0 11px, var(--amber) 11px 22px); }
#settings-body { overflow-y: auto; padding: 4px 14px 12px; }
.set-group { margin-top: 12px; }
.set-row {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 9px 0; border-bottom: 1.5px solid var(--cream3);
}
.set-row label { font: 400 12px var(--mono-font); color: var(--ink); }
.set-row .hint { color: var(--ink60); font-size: 10px; }
.drawer-foot {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--cream3); margin-top: 10px; padding: 8px 14px;
  font: 700 10px var(--mono-font); color: var(--ink60);
}
.drawer-foot button { font: 700 11px var(--mono-font); color: var(--red); letter-spacing: 1px; }

/* -------------------------------------------------------------- 4a: home */
.home-title {
  position: relative; padding: 12px 14px 0; flex: none;
  font-family: var(--display-font); font-size: 52px; line-height: .82; letter-spacing: 1px;
}
.home-title span { color: var(--red); text-shadow: 3px 3px 0 var(--ink); }
.feel-wrap { position: relative; padding: 14px 14px 0; flex: none; }
.feel-label { display: flex; align-items: center; gap: 7px; margin-bottom: 8px; }
.feel-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 7px; }
.feel-card {
  border: 2px solid var(--ink); background: #fff; box-shadow: 3px 3px 0 var(--ink);
  padding: 7px 6px; text-align: left;
}
.feel-card:active { background: var(--amber); }
.feel-card.on { background: var(--red); color: #fff; }
.feel-name { font-family: var(--display-font); font-size: 16px; line-height: .9; }
.feel-genre { font: 700 7px var(--mono-font); margin-top: 3px; color: var(--ink60); }
.feel-card.on .feel-genre { color: #fff; opacity: .85; }
.feel-bpm { font: 700 8px var(--mono-font); margin-top: 4px; }
.modules {
  position: relative; flex: 1; min-height: 0; padding: 14px 14px 0;
  display: flex; flex-direction: column; gap: 8px;
}
.hero-tile {
  border: 2px solid var(--ink); background: var(--ink); color: var(--paper);
  box-shadow: 4px 4px 0 var(--red);
  padding: 10px 12px; display: flex; align-items: center; gap: 12px; flex: none;
  width: 100%;
}
.hero-tile:active { box-shadow: 2px 2px 0 var(--red); }
.hero-name { flex: 1; text-align: left; font-family: var(--display-font); font-size: 22px; line-height: .9; }
.hero-arrow { font-family: var(--display-font); font-size: 22px; color: var(--red); }
.module-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; flex: 1; min-height: 0; }
.module-tile {
  border: 2px solid var(--ink); background: #fff; box-shadow: 3px 3px 0 var(--ink);
  padding: 9px; display: flex; flex-direction: column; justify-content: space-between;
  align-items: flex-start; gap: 14px; min-height: 96px;
}
.module-tile:active { background: var(--amber); }
.module-name { font-family: var(--display-font); font-size: 18px; line-height: .9; text-align: left; }

/* kit rows inside the settings drawer */
.kit-row { display: flex; gap: 6px; align-items: center; margin: 6px 0; }
.kit-row input.kit-name { flex: 1; min-width: 0; font-size: 11px; padding: 5px 6px; }
.kit-row > span { font: 700 9px var(--mono-font); color: var(--ink60); flex: none; }
.kit-del {
  border: 2px solid var(--ink); background: #fff; box-shadow: 2px 2px 0 var(--ink);
  width: 26px; height: 26px; font: 700 11px var(--mono-font);
  display: flex; align-items: center; justify-content: center; flex: none;
}
#kit-add { margin-top: 6px; }

/* --------------------------------- shared: status row, big CTAs, arrows */
.status-row {
  position: relative; display: flex; justify-content: space-between; align-items: center;
  padding: 11px 14px 0; flex: none;
}
.cta-wrap { position: relative; padding: 11px 14px 0; flex: none; }
.cta-wrap .cta { font-size: 26px; letter-spacing: 2px; padding: 11px; gap: 11px; }
.tri-up { width: 0; height: 0; border-left: 7px solid transparent; border-right: 7px solid transparent; border-bottom: 13px solid var(--ink); }


/* ------------------------------------------------- 3a: rudiments highway */
.rud-controls { position: relative; padding: 8px 14px 0; flex: none; }
.rud-picker select {
  width: 100%; font: 600 15px var(--label-font); text-transform: uppercase;
  background: var(--ink); color: var(--paper); padding: 9px 12px;
  border: none; letter-spacing: .5px;
  appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='7'%3E%3Cpath d='M0 0h10L5 7z' fill='%23f2ecdd' opacity='.7'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center;
}
.param-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 7px; margin-top: 7px; }
.param { text-align: center; }
.param-cap { font: 700 7.5px var(--mono-font); color: var(--ink60); letter-spacing: 1px; margin-bottom: 3px; text-transform: uppercase; }
.param-box {
  width: 100%; border: 2px solid var(--ink); box-shadow: 2px 2px 0 var(--ink);
  font-family: var(--display-font); font-size: 18px; padding: 4px; background: #fff;
}
.param-box.open { background: var(--amber); }
.expand-row { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 7px; align-items: center; }
.expand-row .pill { padding: 4px 7px; font-size: 10px; }
.expand-sep { width: 2px; align-self: stretch; background: var(--cream3); margin: 0 3px; }
.accents-row { align-items: center; }
.accent-editor { display: flex; align-items: center; gap: 5px; flex-wrap: wrap; margin-top: 6px; }
.accent-puck {
  width: 34px; height: 34px; border-radius: 50%; font-family: var(--display-font);
  font-size: 15px; color: #fff; border: 2px solid var(--ink); padding: 0;
}
.accent-puck.r { background: var(--red); }
.accent-puck.l { background: var(--blue); }
.accent-puck.on { box-shadow: 0 0 0 3px var(--ink); transform: scale(1.12); }
.accent-puck.pulse-start { outline: 2px dotted rgba(20, 18, 16, .3); outline-offset: 2px; }
.accent-note { font: 400 9px var(--mono-font); color: var(--ink60); margin-left: 4px; }

.highway-panel {
  position: relative; flex: 1; min-height: 150px; margin: 11px 14px 0;
  border: 2px solid var(--ink); box-shadow: 4px 4px 0 var(--ink);
  background: #fff; overflow: hidden;
}
.hw-hatch {
  position: absolute; inset: 0; z-index: 0;
  background: repeating-linear-gradient(-45deg, transparent 0 9px, rgba(20, 18, 16, .04) 9px 10px);
}
.hw-now {
  position: absolute; top: 8%; bottom: 8%; left: 42%; width: 58px;
  transform: translateX(-50%);
  background: rgba(224, 48, 30, .1);
  border-left: 2px solid var(--red); border-right: 2px dashed var(--red);
  z-index: 1;
}
.highway-panel canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 2; }
.hw-frost {
  position: absolute; top: 0; bottom: 0; left: 42%; right: 0; z-index: 3;
  background: repeating-linear-gradient(-45deg, transparent 0 7px, rgba(20, 18, 16, .045) 7px 8px), rgba(255, 255, 255, .58);
  pointer-events: none;
}

.judge-bar {
  position: relative; flex: none; margin: 10px 14px 0;
  border: 2px solid var(--ink); box-shadow: 4px 4px 0 var(--ink); background: #fff;
  padding: 9px 10px; display: flex; align-items: center; gap: 10px;
}
.jb-gauge { flex: 1; }
.jb-labels { display: flex; justify-content: space-between; font: 700 8px var(--mono-font); margin-bottom: 4px; color: var(--ink); }
.jb-labels .mid { color: var(--ink40); }
.jb-track {
  position: relative; height: 20px; border: 2px solid var(--ink);
  background: linear-gradient(90deg, #efe6d2 0 14%, #f0e2b8 14% 30%, #ecd27a 30% 42%, #bfe0ab 42% 58%, #ecd27a 58% 70%, #f0e2b8 70% 86%, #efe6d2 86% 100%);
}
.jb-center { position: absolute; left: 50%; top: -3px; bottom: -3px; width: 2px; background: var(--ink); }
.jb-needle {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); z-index: 2;
  transition: left .18s ease-out;
}
.jb-needle .tri-up { border-left-width: 8px; border-right-width: 8px; border-bottom-width: 14px; }
.jb-zones { display: flex; justify-content: center; gap: 14px; font: 700 7px var(--mono-font); color: var(--ink60); margin-top: 3px; }
.jb-zones .g { color: var(--amber-text); }
.jb-zones .p { color: var(--green); }
.judge-chip {
  text-align: center; background: #fff; color: var(--ink);
  border: 2px solid var(--ink); box-shadow: 3px 3px 0 var(--ink);
  padding: 5px 10px; flex: none; min-width: 74px;
}
.judge-chip.perfect, .judge-chip.good { background: var(--green); color: #fff; }
.judge-chip.ok { background: var(--amber); color: var(--ink); }
.judge-chip.miss { background: var(--red); color: #fff; }
.jc-num { font-family: var(--display-font); font-size: 26px; line-height: .85; }
.jc-cap { font: 700 8px var(--mono-font); }
.rud-bottom { position: relative; display: flex; gap: 8px; padding: 10px 14px 0; flex: none; }
.rud-bottom .statbox b { font-size: 22px; }
.rud-play { flex: 1.4; background: var(--red); color: #fff; font-size: 24px; letter-spacing: 1px; gap: 9px; }
.rud-play:active { background: var(--ink); }
.rud-play .tri { border-left: 13px solid #fff; border-top: 8px solid transparent; border-bottom: 8px solid transparent; }
.rud-summary {
  margin: 10px 14px 0; border: 2px solid var(--ink); box-shadow: 3px 3px 0 var(--ink);
  background: #fff; padding: 10px 12px; font: 400 11px var(--mono-font); line-height: 1.6;
}
.rud-summary .sub { color: var(--ink60); }

/* ---------------------------------------------------------- 5a: tuner */
.drum-chips { position: relative; display: flex; flex-wrap: wrap; gap: 6px; padding: 6px 14px 0; flex: none; }
.head-row { position: relative; display: flex; align-items: center; gap: 7px; padding: 10px 14px 0; flex: none; }
.head-spacer { flex: 1; }
.gauge-card {
  position: relative; margin: 9px 14px 0; border: 2px solid var(--ink);
  box-shadow: 4px 4px 0 var(--ink); background: #fff; padding: 8px 12px 6px; flex: none;
}
.gauge-state {
  position: relative; z-index: 2; margin: 0 auto 2px; width: fit-content;
  background: #fff; padding: 1px 8px;
  font: 700 10px var(--mono-font); letter-spacing: 1px; color: var(--ink60);
}
.gauge-state.good { color: var(--green); }
.gauge-state.off { color: var(--red); }
.gauge-stage { position: relative; height: 108px; max-width: 260px; margin: 0 auto; }
.gauge-stage svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.gauge-needle {
  position: absolute; left: 50%; bottom: 7%; width: 4px; height: 78%;
  background: var(--ink); transform-origin: bottom center;
  transform: translateX(-50%) rotate(0deg);
  transition: transform .3s cubic-bezier(.2, 1.2, .4, 1);
}
.gauge-needle.idle { animation: swingN 2.6s ease-in-out infinite; }
.gauge-pivot {
  position: absolute; left: 50%; bottom: 4%; width: 16px; height: 16px;
  border-radius: 50%; background: var(--red); border: 2px solid var(--ink);
  transform: translateX(-50%);
}
.gauge-flat, .gauge-sharp {
  position: absolute; bottom: 0; z-index: 2;
  font: 700 8px var(--mono-font); color: var(--red);
  background: #fff; padding: 1px 3px; line-height: 1;
}
.gauge-flat { left: 0; }
.gauge-sharp { right: 0; }
.gauge-read { display: flex; align-items: center; justify-content: center; gap: 12px; margin-top: 6px; }
.gauge-cents { font-family: var(--display-font); font-size: 34px; line-height: .9; }
.gauge-cents.good { color: var(--green); }
.gauge-cents.off { color: var(--amber-text); }
.gauge-note-wrap { display: flex; flex-direction: column; }
.gauge-note { font: 700 11px var(--mono-font); }
.gauge-target { font: 700 8px var(--mono-font); color: var(--ink60); }
.heads-line { font: 400 9px var(--mono-font); color: var(--ink60); text-align: center; margin-top: 5px; min-height: 1.2em; }
.tuner-status { font: 700 9px var(--mono-font); color: var(--amber-text); text-align: center; min-height: 1.2em; margin-top: 2px; }
.tuning-stack { position: relative; flex: 1; min-height: 0; margin: 8px 14px 0; display: flex; flex-direction: column; gap: 7px; }
.feel-row {
  flex: 1; display: flex; align-items: center; gap: 10px;
  border: 2px solid var(--ink); box-shadow: 3px 3px 0 var(--ink); background: #fff;
  padding: 8px 12px; min-height: 52px; width: 100%; text-align: left;
}
.feel-row.on { background: var(--red); color: #fff; box-shadow: 4px 4px 0 var(--ink); }
.fr-dot { width: 11px; height: 11px; border-radius: 50%; border: 2px solid currentColor; flex: none; }
.feel-row.on .fr-dot { background: #fff; }
.fr-body { flex: 1; display: flex; flex-direction: column; }
.fr-name { font-family: var(--display-font); font-size: 22px; line-height: .9; }
.fr-voice { font: 700 7.5px var(--mono-font); margin-top: 2px; opacity: .8; }
.fr-target { text-align: right; display: flex; flex-direction: column; align-items: flex-end; }
.fr-target b { font-family: var(--display-font); font-weight: 400; font-size: 22px; line-height: .9; }
.fr-target b i { font-style: normal; font-size: 11px; }
.fr-target em { font-style: normal; font: 700 8px var(--mono-font); opacity: .8; }
.tuner-actions { position: relative; display: flex; gap: 8px; padding: 11px 14px 0; flex: none; }
.tuner-actions .btn { flex: 1; font-size: 18px; }
.tuner-actions .btn.red { flex: 1.3; font-size: 20px; box-shadow: 4px 4px 0 var(--ink); }
.lug-panel { position: relative; margin: 11px 14px 0; flex: 1; min-height: 0; }
.lug-row { display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 8px; }
.lug {
  display: flex; flex-direction: column; align-items: center; min-width: 56px;
  border: 2px solid var(--ink); padding: 4px; background: #fff;
  font-variant-numeric: tabular-nums; box-shadow: 2px 2px 0 var(--ink);
}
.lug span { color: var(--ink60); font: 700 8px var(--mono-font); }
.lug b { font: 700 11px var(--mono-font); }
.lug i { font-style: normal; font: 700 9px var(--mono-font); }
.lug.good { border-color: var(--green); }
.lug.warn { background: #fdf3d7; }
.lug.bad { background: #fbe0dc; border-color: var(--red); }
.lug-foot { display: flex; align-items: center; gap: 10px; }
.lug-verdict { font: 700 9px var(--mono-font); color: var(--ink60); }

/* --------------------------------------------------------- 9a: timing */
.timing-title { display: flex; align-items: flex-start; gap: 10px; padding: 0 14px; }
.metronome-motif {
  width: 34px; height: 34px; border: 2px solid var(--ink); background: #fff;
  box-shadow: 2px 2px 0 var(--ink); position: relative; overflow: hidden; margin-top: 12px;
}
.mm-arm {
  position: absolute; left: 50%; bottom: 4px; width: 3px; height: 24px;
  background: var(--red); transform-origin: bottom center;
  animation: swingN 1.1s ease-in-out infinite;
}
.timing-controls { position: relative; display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; padding: 10px 14px 0; flex: none; }
.tc-card {
  border: 2px solid var(--ink); box-shadow: 3px 3px 0 var(--ink); background: #fff;
  padding: 7px 9px; text-align: left; position: relative;
}
.tc-card.ink { background: var(--ink); color: var(--paper); }
.tc-cap { font: 700 7.5px var(--mono-font); color: var(--ink60); letter-spacing: 1px; }
.tc-card.ink .tc-cap { color: var(--paper); opacity: .7; }
.tc-val { font: 700 11px var(--mono-font); margin-top: 2px; }
.tc-val b { font-family: var(--display-font); font-weight: 400; font-size: 22px; line-height: .9; }
.tc-cap2 { font: 400 7px var(--mono-font); color: var(--ink60); margin-top: 3px; }
.tc-card.ink .tc-cap2 { color: var(--paper); opacity: .6; }
.tc-btns { position: absolute; right: 6px; top: 6px; display: flex; flex-direction: column; gap: 3px; }
.tc-btns button {
  width: 22px; height: 20px; border: 2px solid var(--ink); background: #fff;
  font: 700 12px var(--mono-font); display: flex; align-items: center; justify-content: center;
}
.tc-btns button:active { background: var(--amber); }
.cal-nag { font: 700 9px var(--mono-font); color: var(--amber-text); padding: 8px 14px 0; }
.tempo-chart {
  position: relative; flex: 1; min-height: 160px; margin: 10px 14px 0;
  border: 2px solid var(--ink); box-shadow: 4px 4px 0 var(--ink); background: #fff;
  padding: 8px; display: flex; flex-direction: column;
}
.tch-head { display: flex; justify-content: space-between; align-items: center; flex: none; }
.tch-axis { font: 700 8px var(--mono-font); color: var(--ink60); }
.tch-plot { position: relative; flex: 1; min-height: 120px; margin-top: 6px; }
.tch-plot canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.tch-steadiness { position: absolute; top: 4px; right: 6px; text-align: right; }
.tch-steadiness b { display: block; font-family: var(--display-font); font-weight: 400; font-size: 26px; line-height: .9; color: var(--amber-text); }
.tch-steadiness span { font: 700 7.5px var(--mono-font); color: var(--ink60); }
.tch-faster { position: absolute; top: 4px; left: 6px; font: 700 8px var(--mono-font); color: var(--green); }
.tch-slower { position: absolute; bottom: 4px; left: 6px; font: 700 8px var(--mono-font); color: var(--red); }
.timing-stats { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 7px; padding: 10px 14px 0; flex: none; }
.timing-stats .statbox b { font-size: 19px; }

/* ------------------------------------------------------ 10a: calibrate */
.cal-card {
  position: relative; margin: 11px 14px 0; border: 2px solid var(--ink);
  box-shadow: 4px 4px 0 var(--ink); background: #fff; padding: 10px 12px; flex: none;
}
.cal-card.lat-card { flex: 1; min-height: 0; display: flex; flex-direction: column; justify-content: center; }
.cal-head { display: flex; align-items: center; gap: 8px; font: 700 12px var(--mono-font); }
.num-chip {
  width: 20px; height: 20px; background: var(--ink); color: var(--paper);
  font: 700 11px var(--mono-font); display: flex; align-items: center; justify-content: center; flex: none;
}
.cal-spacer { flex: 1; }
.cal-peak { font: 700 8px var(--mono-font); color: var(--ink60); }
.cal-cap { font: 700 7.5px var(--mono-font); color: var(--ink60); letter-spacing: 1px; margin-top: 10px; }
.trig-wrap { position: relative; margin-top: 16px; }
.trig-label {
  position: absolute; top: -14px; transform: translateX(-50%);
  font: 700 8px var(--mono-font); background: var(--ink); color: var(--paper);
  padding: 1px 4px; letter-spacing: 1px; pointer-events: none; z-index: 3;
}
.level-track {
  position: relative; height: 22px; border: 2px solid var(--ink); background: var(--cream2);
  overflow: hidden; touch-action: none; cursor: ew-resize;
}
.level-fill {
  position: absolute; left: 0; top: 0; bottom: 0; width: 0;
  background: linear-gradient(90deg, var(--green) 0 55%, var(--amber) 55% 80%, var(--red) 80% 100%);
  background-size: 340px 100%; transition: width 80ms linear;
}
.level-gaps {
  position: absolute; inset: 0;
  background: repeating-linear-gradient(90deg, transparent 0 12px, var(--paper) 12px 14px);
}
.trig-mark { position: absolute; top: -3px; bottom: -3px; width: 3px; background: var(--ink); z-index: 2; }
.cal-note { font: 400 10px var(--mono-font); color: var(--ink60); margin-top: 9px; }
.lat-diagram { display: flex; align-items: center; gap: 10px; padding: 18px 8px 6px; }
.lat-end { display: flex; flex-direction: column; align-items: center; gap: 4px; font: 700 7.5px var(--mono-font); color: var(--ink60); flex: none; }
.lat-line { position: relative; flex: 1; border-top: 2px dashed rgba(20, 18, 16, .4); }
.lat-dot {
  position: absolute; top: -5px; width: 9px; height: 9px; border-radius: 50%;
  background: var(--red); border: 1.5px solid var(--ink);
  animation: ping 2.2s linear infinite;
}
.lat-result { text-align: center; font-family: var(--display-font); font-size: 44px; line-height: .9; margin-top: 6px; }
.lat-result span { font-size: 18px; }
.lat-detail { text-align: center; font: 400 10px var(--mono-font); color: var(--ink60); margin-top: 6px; min-height: 1.4em; }
.lat-btn-row { display: flex; justify-content: center; margin-top: 10px; }
.cal-actions { position: relative; display: flex; gap: 8px; padding: 11px 14px 0; flex: none; }
.cal-actions .btn { flex: 1; }
.cal-actions .btn.green { flex: 1.4; font-size: 19px; }

/* ------------------------------------------------------- 8a: history */
.heat-card {
  position: relative; margin: 11px 14px 0; border: 2px solid var(--ink);
  box-shadow: 4px 4px 0 var(--ink); background: #fff; padding: 8px 10px; flex: none;
}
.heat-head { display: flex; justify-content: space-between; align-items: center; }
.heat-legend { font: 700 7.5px var(--mono-font); color: var(--ink60); display: flex; align-items: center; gap: 3px; }
.heat-legend i, .heatmap i {
  display: block; width: 100%; aspect-ratio: 1.6; background: var(--heat0); min-width: 10px;
}
.heat-legend i { width: 10px; height: 7px; aspect-ratio: auto; }
.heatmap {
  display: grid; grid-auto-flow: column; grid-template-rows: repeat(7, 1fr);
  gap: 3px; margin-top: 8px;
}
.heatmap i.l1, .heat-legend i.l1 { background: rgba(224, 48, 30, .32); }
.heatmap i.l2, .heat-legend i.l2 { background: rgba(224, 48, 30, .62); }
.heatmap i.l3, .heat-legend i.l3 { background: var(--red); }
.heatmap i.future { background: transparent; }
.log-filters { position: relative; display: flex; gap: 6px; padding: 11px 14px 0; flex: none; align-items: center; flex-wrap: wrap; }
.log-list { position: relative; flex: 1; min-height: 0; margin: 9px 14px 0; display: flex; flex-direction: column; gap: 7px; }
.log-row {
  border: 2px solid var(--ink); box-shadow: 3px 3px 0 var(--ink); background: #fff;
  padding: 7px 10px; display: flex; align-items: center; gap: 9px; min-height: 44px;
}
.log-date { display: flex; flex-direction: column; flex: none; width: 46px; }
.log-date b { font: 700 10px var(--mono-font); }
.log-date i { font-style: normal; font: 400 8px var(--mono-font); color: var(--ink60); }
.log-tag {
  font: 700 8px var(--mono-font); padding: 2px 5px; letter-spacing: .5px; flex: none;
  color: #fff; background: var(--ink);
}
.log-tag.blue { background: var(--blue); }
.log-tag.green { background: var(--green); }
.log-title { flex: 1; font: 400 11px var(--mono-font); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.log-badge {
  font: 700 10px var(--mono-font); border: 2px solid var(--ink); padding: 3px 6px; flex: none;
  background: #fff; box-shadow: 2px 2px 0 var(--ink);
}
.log-empty { font: 400 11px var(--mono-font); color: var(--ink60); padding: 14px 4px; }
.log-more {
  margin: 10px 14px 0; padding: 8px 0 2px; border-top: 2px dashed rgba(20, 18, 16, .3);
  font: 700 9px var(--mono-font); color: var(--ink60); letter-spacing: 1px; width: calc(100% - 28px);
  text-align: center;
}

/* ---------------------------------------- fidelity-review fixes (fleet) */
.module-tile { min-height: 130px; }
.highway-panel { min-height: 230px; }
.feel-row { padding: 6px 12px; min-height: 46px; }
.tuning-stack { gap: 5px; }
.tuner-actions { padding-top: 9px; }
.fr-name { font-size: 18px; }
.gauge-read { border-top: 2px solid var(--ink); margin-top: 6px; padding-top: 6px; }
.head-row .drop { font: 600 13px var(--label-font); padding: 7px 28px 7px 12px; min-width: 112px; }
.mm-arm { background: var(--ink); }
.mm-arm::after {
  content: ''; position: absolute; top: -2px; left: 50%; transform: translateX(-50%);
  width: 9px; height: 9px; border-radius: 50%; background: var(--red); border: 1.5px solid var(--ink);
}
.log-filters .pill { padding: 4px 7px; font-size: 10px; }
#set-cal.drop { background-color: var(--amber); }
.chip-stamp.set { background: var(--green); color: #fff; border: 2px solid var(--ink); box-shadow: 2px 2px 0 var(--ink); }
.cal-card.lat-card { justify-content: flex-start; }
.lat-body { flex: 1; display: flex; flex-direction: column; justify-content: center; }

/* ------------------------------- calibrate: guided latency test additions */
.cal-step1-foot { display: flex; align-items: center; gap: 10px; margin-top: 10px; }
.cal-step1-foot .btn { flex: none; font-size: 15px; padding: 8px 14px; }
.cal-step1-foot .cal-note { margin: 0; }
.cal-phase {
  text-align: center; font-family: var(--display-font); font-size: 22px;
  letter-spacing: 1px; color: var(--ink); margin: 4px 0 2px;
}
.pulse-wrap { display: flex; justify-content: center; align-items: center; height: 120px; }
.cal-pulse {
  width: 92px; height: 92px; border-radius: 50%;
  background: var(--paper); border: 4px solid var(--ink);
  box-shadow: 4px 4px 0 var(--ink);
  transition: none;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--display-font); font-size: 48px; line-height: 1; color: var(--ink);
}
.cal-pulse.counting { background: var(--amber); }
.cal-pulse.lit { background: var(--red); border-color: var(--ink); }
.tap-dots { display: flex; justify-content: center; gap: 7px; margin: 10px 0 4px; flex-wrap: wrap; }
.tap-dots i {
  width: 15px; height: 15px; border-radius: 50%;
  border: 2px solid var(--ink); background: #fff;
}
.tap-dots i.on { background: var(--green); }

/* -------------------------------- rudiments: rhythm notation (sight-reading) */
.rud-notation {
  margin-top: 8px; padding: 4px 8px 2px;
  border: 2px solid var(--ink); background: #fff;
  box-shadow: 3px 3px 0 var(--ink);
  overflow-x: auto; overflow-y: hidden; -webkit-overflow-scrolling: touch;
}
.rud-notation-svg { display: block; }