/*
 * EKO NB-124, the Night Bus console. Laid out in design units (1360 x 820) and scaled to
 * the window as one piece, like the hi-fi. Ported from the approved concept.
 */
:root {
  --legend: #d9d4c8;
  --legend-dim: #8f8a80;
  --accent: #ef6a1e;
  --brushed: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='600' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.002 0.9' numOctaves='2' seed='4'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.55 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  --grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.5 0 0 0 0 0.5 0 0 0 0 0.5 0 0 0 0.5 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23g)'/%3E%3C/svg%3E");
  --wood: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='600'%3E%3Cfilter id='w'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9 0.012' numOctaves='3' seed='9'/%3E%3CfeColorMatrix values='0 0 0 0 0.25 0 0 0 0 0.12 0 0 0 0 0.05 0 0 0 0.75 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23w)'/%3E%3C/svg%3E");
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html,
body {
  background: #0b0a09;
}
body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 20px 16px 84px;
  font-family: "Archivo", "Helvetica Neue", Arial, sans-serif;
  color: var(--legend);
  -webkit-font-smoothing: antialiased;
  background:
    radial-gradient(ellipse 70% 55% at 50% 40%, rgba(120, 100, 80, 0.22), rgba(0, 0, 0, 0) 70%),
    linear-gradient(180deg, #151413, #0b0a09 75%, #070707);
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: var(--grain);
  opacity: 0.07;
  mix-blend-mode: overlay;
}

/* Design units: the console is 1360 x 820, scaled to the window. */
.stage {
  width: calc(1360px * var(--s, 1));
  height: calc(850px * var(--s, 1));
  position: relative;
}
.console {
  position: absolute;
  left: 0;
  top: 0;
  width: 1360px;
  height: 820px;
  transform: scale(var(--s, 1));
  transform-origin: 0 0;
}
.shadow {
  position: absolute;
  left: 30px;
  right: 30px;
  bottom: -26px;
  height: 40px;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0) 70%);
  filter: blur(4px);
}

/* Walnut end cheeks */
.cheek {
  position: absolute;
  top: 0;
  width: 34px;
  height: 820px;
  border-radius: 10px;
  background:
    linear-gradient(
      90deg,
      rgba(0, 0, 0, 0.45),
      rgba(255, 255, 255, 0.06) 30%,
      rgba(0, 0, 0, 0) 55%,
      rgba(0, 0, 0, 0.5)
    ),
    var(--wood), linear-gradient(180deg, #5a3520, #3f2414 60%, #2e190d);
  box-shadow:
    0 0 0 1px #120a05,
    inset 0 1px 0 rgba(255, 220, 180, 0.15),
    0 12px 30px rgba(0, 0, 0, 0.6);
}
.cheek.l {
  left: 0;
}
.cheek.r {
  right: 0;
}

.face {
  position: absolute;
  left: 34px;
  right: 34px;
  top: 6px;
  bottom: 6px;
  border-radius: 4px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0) 2px),
    radial-gradient(
      ellipse 70% 60% at 40% 0%,
      rgba(255, 255, 255, 0.05),
      rgba(255, 255, 255, 0) 60%
    ),
    var(--brushed), linear-gradient(180deg, #1f1f20, #19191a 60%, #141415);
  background-size:
    auto,
    auto,
    600px 200px,
    auto;
  background-blend-mode: normal, normal, overlay, normal;
  box-shadow:
    0 0 0 1px #050505,
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.lg {
  position: absolute;
  font-size: 7px;
  letter-spacing: 1.1px;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--legend);
  white-space: nowrap;
  line-height: 1;
}
.lg.c {
  transform: translateX(-50%);
  text-align: center;
}
.lg.dim {
  color: var(--legend-dim);
}
.brand {
  position: absolute;
  font-weight: 800;
  font-stretch: 125%;
  letter-spacing: 5px;
  color: #ece7dc;
  line-height: 1;
}
.rule {
  position: absolute;
  height: 1px;
  background: rgba(217, 212, 200, 0.25);
}
.vrule {
  position: absolute;
  width: 1px;
  background: rgba(0, 0, 0, 0.65);
  box-shadow: 1px 0 0 rgba(255, 255, 255, 0.05);
}
.screw {
  position: absolute;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 36% 30%, rgba(255, 255, 255, 0.55) 0, rgba(255, 255, 255, 0) 32%),
    radial-gradient(circle, #9c9c9a 0, #7d7d7b 48%, #4a4a49 78%, #2a2a29 100%);
  box-shadow:
    0 0 0 0.75px #0c0c0c,
    0 0 0 1.5px rgba(0, 0, 0, 0.35),
    inset 0 -0.75px 1px rgba(0, 0, 0, 0.45);
}
.screw::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 6px;
  height: 1.3px;
  margin: -0.65px 0 0 -3px;
  background: linear-gradient(180deg, #0d0d0c, #262624);
  box-shadow: 0 0.5px 0 rgba(255, 255, 255, 0.28);
  transform: rotate(var(--r, 30deg));
}

/* ---------- rhythm section ---------- */
.rhythm {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 262px;
  border-bottom: 1px solid #050505;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
}
.display {
  position: absolute;
  border-radius: 3px;
  background: #0b0201;
  box-shadow:
    0 0 0 1px #000,
    0 0 0 2px #3a3a38,
    0 0 0 3px #101010,
    0 1px 0 3px rgba(255, 255, 255, 0.07),
    inset 0 2px 6px #000;
}
.display svg {
  position: absolute;
  inset: 0;
}

.pad {
  position: absolute;
  width: 38px;
  height: 33px;
  border-radius: 3px;
  background:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.4),
      rgba(255, 255, 255, 0) 28%,
      rgba(0, 0, 0, 0.16)
    ),
    linear-gradient(90deg, #cfc9bb, #ddd7c9 50%, #cbc5b7);
  box-shadow:
    0 0 0 1px #050505,
    0 3px 0 rgba(0, 0, 0, 0.55),
    0 4px 0 #050505,
    0 6px 6px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.55);
}
.pad i {
  position: absolute;
  left: 50%;
  top: 6px;
  width: 8px;
  height: 4px;
  margin-left: -4px;
  border-radius: 1px;
  background: #3a1a0c;
  box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.7);
}
.pad.on i {
  background: #ff3b1a;
  box-shadow:
    0 0 4px 1px rgba(255, 60, 25, 0.9),
    0 0 10px 2px rgba(255, 60, 25, 0.4);
}
.pad b {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 6px;
  font: 700 8px/1 "Archivo";
  letter-spacing: 0.5px;
  text-align: center;
  color: rgba(40, 30, 20, 0.75);
}
.pad.cur {
  filter: brightness(1.12);
}
.band {
  position: absolute;
  height: 4px;
  border-radius: 1px;
  background: var(--cap);
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.35);
}
.col-cur {
  position: absolute;
  width: 44px;
  border-radius: 4px;
  background: rgba(255, 120, 40, 0.1);
  box-shadow: 0 0 0 1px rgba(255, 120, 40, 0.35);
}

/* knobs */
.knob {
  position: absolute;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background:
    radial-gradient(circle at 50% 60%, #0d0d0d 0 58%, rgba(0, 0, 0, 0) 60%),
    repeating-conic-gradient(#3a3a3a 0 4deg, #121212 4deg 8deg);
  box-shadow:
    0 0 0 1px #000,
    0 4px 5px rgba(0, 0, 0, 0.75),
    0 1px 1px rgba(0, 0, 0, 0.8);
}
.knob .cap {
  position: absolute;
  inset: 20%;
  border-radius: 50%;
  background:
    radial-gradient(circle at 42% 32%, rgba(255, 255, 255, 0.55), rgba(255, 255, 255, 0) 45%),
    var(--cap, #777);
  box-shadow:
    inset 0 -2px 3px rgba(0, 0, 0, 0.45),
    inset 0 1px 1px rgba(255, 255, 255, 0.45),
    0 0 0 1px rgba(0, 0, 0, 0.6);
}
.knob .ind {
  position: absolute;
  left: calc(50% - 1px);
  top: 9%;
  width: 2px;
  height: 34%;
  border-radius: 1px;
  background: var(--ind, #f4f1e8);
  transform-origin: 50% 120%;
  transform: rotate(var(--a, 0deg));
  box-shadow: 0 0 1px rgba(0, 0, 0, 0.5);
}
.ticks {
  position: absolute;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

/* buttons */
.btn {
  position: absolute;
  border-radius: 3px;
  background:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.3),
      rgba(255, 255, 255, 0) 35%,
      rgba(0, 0, 0, 0.25)
    ),
    var(--cap, #d9d4c8);
  box-shadow:
    0 0 0 1px #050505,
    0 2px 0 rgba(0, 0, 0, 0.6),
    0 3px 3px rgba(0, 0, 0, 0.6),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
}
.btn.lit {
  box-shadow:
    0 0 0 1px #050505,
    0 2px 0 rgba(0, 0, 0, 0.6),
    0 0 10px 1px var(--glow),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
}
.btn b {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font: 800 8px/1 "Archivo";
  letter-spacing: 1px;
  color: rgba(25, 18, 12, 0.82);
}

/* ---------- mixer ---------- */
.strip {
  position: absolute;
  top: 270px;
  width: 104px;
  height: 540px;
}
.strip .num {
  position: absolute;
  left: 50%;
  top: 8px;
  transform: translateX(-50%);
  font: 800 11px/1 "Archivo";
  font-stretch: 110%;
  color: #ece7dc;
}
.scribble {
  position: absolute;
  left: 10px;
  right: 10px;
  height: 22px;
  border-radius: 1.5px;
  background: linear-gradient(180deg, #f2ecdc, #e3d9c2);
  box-shadow:
    0 1px 2px rgba(0, 0, 0, 0.6),
    inset 0 -1px 0 rgba(0, 0, 0, 0.08);
  font:
    600 17px/22px "Caveat",
    cursive;
  color: #1d2752;
  text-align: center;
  transform: rotate(var(--t, 0deg));
}
.slot {
  position: absolute;
  width: 5px;
  border-radius: 3px;
  background: #000;
  box-shadow:
    inset 0 1px 2px #000,
    0 1px 0 rgba(255, 255, 255, 0.08);
}
.fcap {
  position: absolute;
  width: 30px;
  height: 46px;
  transform: translate(-50%, -50%);
  border-radius: 3px;
  background:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.18) 0,
      rgba(255, 255, 255, 0) 12%,
      rgba(0, 0, 0, 0) 85%,
      rgba(0, 0, 0, 0.4)
    ),
    repeating-linear-gradient(180deg, #2b2b2b 0 3px, #1a1a1a 3px 5px);
  box-shadow:
    0 0 0 1px #000,
    0 6px 6px rgba(0, 0, 0, 0.75),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}
.fcap::after {
  content: "";
  position: absolute;
  left: 2px;
  right: 2px;
  top: 50%;
  height: 2px;
  margin-top: -1px;
  background: var(--line, #f1ece2);
  box-shadow: 0 0 3px rgba(255, 255, 255, 0.25);
}
.fscale {
  position: absolute;
  height: 1px;
  background: rgba(217, 212, 200, 0.35);
}
.meter {
  position: absolute;
  width: 7px;
}
.meter i {
  position: absolute;
  left: 0;
  width: 7px;
  height: 5px;
  border-radius: 1px;
  background: rgba(120, 255, 90, 0.08);
}
.meter i.g.on {
  background: #6dff4a;
  box-shadow: 0 0 5px rgba(110, 255, 74, 0.8);
}
.meter i.y.on {
  background: #ffd43a;
  box-shadow: 0 0 5px rgba(255, 212, 58, 0.8);
}
.meter i.r.on {
  background: #ff3b1a;
  box-shadow: 0 0 5px rgba(255, 59, 26, 0.8);
}
.meter i.y {
  background: rgba(255, 212, 58, 0.08);
}
.meter i.r {
  background: rgba(255, 59, 26, 0.1);
}

/* master VU, after the hi-fi */
.vuwin {
  position: absolute;
  border-radius: 3px;
  background: #050505;
  box-shadow:
    0 0 0 1px #000,
    0 0 0 2px #4d4d4b,
    0 0 0 3px #141414,
    0 1px 0 3px rgba(255, 255, 255, 0.08),
    0 0 22px 3px rgba(255, 150, 50, 0.1),
    inset 0 2px 6px #000;
}
.vu {
  position: absolute;
  top: 6px;
  width: 112px;
  height: 72px;
  border-radius: 2px;
  overflow: hidden;
  box-shadow: inset 0 0 12px rgba(70, 30, 0, 0.55);
}
.glass {
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: 3px;
  background: linear-gradient(
    162deg,
    rgba(255, 255, 255, 0.14) 0%,
    rgba(255, 255, 255, 0.04) 34%,
    rgba(255, 255, 255, 0) 35%
  );
}

.group {
  position: absolute;
  font: 700 7px/1 "Archivo";
  letter-spacing: 2px;
  color: var(--legend-dim);
  text-transform: uppercase;
}
.group::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 11px;
  height: 2px;
  background: var(--gc, #ef6a1e);
  opacity: 0.8;
  border-radius: 1px;
}

/* ---------- interaction ---------- */
.console button {
  font: inherit;
  color: inherit;
  border: 0;
  padding: 0;
  margin: 0;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
}
.console [role="slider"] {
  cursor: grab;
  touch-action: none;
}
.console [role="slider"]:active {
  cursor: grabbing;
}
.console :focus {
  outline: none;
}
.console :focus-visible {
  outline: 1.5px solid var(--accent);
  outline-offset: 3px;
}
.pointer .console :focus-visible {
  outline: none;
}
.knob:focus-visible {
  border-radius: 50%;
}
.pad {
  transition:
    transform 60ms,
    box-shadow 60ms;
}
.pad:active {
  transform: translateY(2px);
  box-shadow:
    0 0 0 1px #050505,
    0 1px 0 rgba(0, 0, 0, 0.55),
    0 2px 0 #050505,
    0 3px 3px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.4);
}
.btn:active {
  transform: translateY(1px);
}
.fader {
  position: absolute;
  width: 36px;
  transform: translateX(-50%);
}
.fader .ftrack {
  position: absolute;
  left: 0;
  right: 0;
  top: 23px;
  bottom: 23px;
}
.display.dim svg {
  opacity: 0.55;
}
.display.blink svg {
  animation: blink 0.5s steps(1) infinite;
}
@keyframes blink {
  50% {
    opacity: 0.25;
  }
}
.hint {
  position: absolute;
  font: 600 7px/1.4 "Archivo";
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--legend-dim);
}
.status {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 64px;
  text-align: center;
  font:
    500 11px/1.4 ui-monospace,
    "SF Mono",
    Menlo,
    monospace;
  letter-spacing: 0.06em;
  color: #8f8a80;
  pointer-events: none;
}