:root {
  --bg: #02030b;
  --panel: rgba(6, 9, 20, 0.76);
  --panel-strong: rgba(9, 15, 32, 0.92);
  --line: rgba(154, 229, 255, 0.2);
  --line-hot: rgba(255, 91, 214, 0.32);
  --text: #f7fbff;
  --muted: rgba(223, 239, 255, 0.68);
  --cyan: #67e8ff;
  --magenta: #ff5bd6;
  --amber: #ffd36b;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: #000;
  color: var(--text);
  font-family: "Segoe UI", "Trebuchet MS", Arial, sans-serif;
  letter-spacing: 0;
}

button,
input,
select {
  font: inherit;
}

#stage {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  background:
    radial-gradient(circle at 50% 50%, rgba(49, 23, 104, 0.9), rgba(4, 6, 18, 0.88) 42%, #000 78%),
    #000;
}

#videoPreview {
  position: fixed;
  right: 16px;
  bottom: 16px;
  width: min(160px, 24vw);
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transform: scaleX(-1);
  opacity: 0.22;
  border: 1px solid rgba(103, 232, 255, 0.22);
  background: #000;
  z-index: 4;
}

#complimentLayer {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  pointer-events: none;
  overflow: hidden;
  z-index: 3;
  mix-blend-mode: color-dodge;
}

.complimentBurst {
  --compliment-size: 1;
  --compliment-glow: 1;
  --compliment-brightness: 1.25;
  --compliment-brightness-flash: 2.75;
  --compliment-brightness-settle: 1.7;
  --burst-power: 0.4;
  --drift-x: 0px;
  --drift-y: -22px;
  --spin: 0deg;
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(82vw, 980px);
  transform: translate(-50%, -50%);
  color: #fff;
  font-family: "Orbitron", "Trebuchet MS", "Segoe UI", Arial, sans-serif;
  font-weight: 800;
  font-size: clamp(30px, calc(6.6vw * var(--compliment-size)), 118px);
  line-height: 0.95;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  text-wrap: balance;
  background: linear-gradient(90deg, #fff 0%, #dffbff 24%, #fff 48%, #ffe7fb 68%, #fff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  text-shadow:
    calc(-2px * var(--burst-power)) 0 rgba(103, 232, 255, 0.8),
    calc(2px * var(--burst-power)) 0 rgba(255, 91, 214, 0.78),
    0 0 calc(20px * var(--compliment-glow)) rgba(255, 255, 255, 0.8),
    0 0 calc(64px * var(--compliment-glow)) rgba(103, 232, 255, 0.46),
    0 0 calc(96px * var(--compliment-glow)) rgba(255, 91, 214, 0.32);
  filter: brightness(0);
  mix-blend-mode: color-dodge;
  animation:
    complimentDodgeBloom 6600ms ease-in-out forwards,
    complimentFloat 6600ms ease-in-out forwards;
  will-change: transform, filter;
}

.complimentBurst.font-orbitron {
  font-family: "Orbitron", "Trebuchet MS", "Segoe UI", Arial, sans-serif;
  font-weight: 900;
}

.complimentBurst.font-audiowide {
  font-family: "Audiowide", "Trebuchet MS", "Segoe UI", Arial, sans-serif;
  font-weight: 400;
}

.complimentBurst.font-monoton {
  font-family: "Monoton", "Trebuchet MS", "Segoe UI", Arial, sans-serif;
  font-weight: 400;
}

.complimentBurst::before,
.complimentBurst::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.24);
  opacity: 0.58;
  mix-blend-mode: color-dodge;
  pointer-events: none;
}

.complimentBurst::before {
  transform: translate(calc(-8px * var(--burst-power)), calc(5px * var(--burst-power))) skewX(-8deg);
  text-shadow: 0 0 calc(28px * var(--compliment-glow)) rgba(103, 232, 255, 0.8);
}

.complimentBurst::after {
  transform: translate(calc(8px * var(--burst-power)), calc(-4px * var(--burst-power))) skewX(8deg);
  text-shadow: 0 0 calc(28px * var(--compliment-glow)) rgba(255, 91, 214, 0.78);
}

#operatorPanel {
  position: fixed;
  top: 14px;
  left: 14px;
  bottom: 14px;
  width: min(360px, calc(100vw - 28px));
  overflow-y: auto;
  padding: 14px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--panel-strong), var(--panel));
  box-shadow: 0 0 34px rgba(0, 208, 255, 0.12), inset 0 1px 0 rgba(255,255,255,0.06);
  backdrop-filter: blur(14px);
  z-index: 5;
}

.panelHeader {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: start;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(154, 229, 255, 0.14);
}

.panelHeader h1 {
  margin: 0 0 4px;
  font-size: 16px;
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.panelHeader p,
#errorText {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}

.iconButton {
  width: 36px;
  height: 36px;
  padding: 0;
}

.controlGroup {
  display: grid;
  gap: 9px;
  padding: 13px 0;
  border-bottom: 1px solid rgba(154, 229, 255, 0.12);
}

.groupTitle {
  color: var(--cyan);
  font-size: 11px;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.controlRow,
.levelRow {
  display: grid;
  grid-template-columns: 92px 1fr 48px;
  gap: 10px;
  align-items: center;
  color: var(--muted);
  font-size: 12px;
}

.levelRow {
  color: rgba(232, 249, 255, 0.74);
}

.selectRow,
.presetRow {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 10px;
  align-items: center;
  color: var(--muted);
  font-size: 12px;
}

.presetRow {
  grid-template-columns: 1fr auto;
}

output {
  color: var(--text);
  text-align: right;
  font-size: 11px;
}

meter {
  width: 100%;
  height: 9px;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 18px rgba(103, 232, 255, calc(var(--level, 0) * 0.4));
}

meter::-webkit-meter-bar {
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
}

meter::-webkit-meter-optimum-value {
  border-radius: 999px;
  background: linear-gradient(90deg, #67e8ff, #ffffff, #ff5bd6);
  box-shadow: 0 0 16px rgba(255, 255, 255, 0.68);
}

meter::-moz-meter-bar {
  border-radius: 999px;
  background: linear-gradient(90deg, #67e8ff, #ffffff, #ff5bd6);
}

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

input[type="text"],
select,
button {
  min-height: 34px;
  border: 1px solid rgba(154, 229, 255, 0.2);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.055);
  color: var(--text);
}

select,
input[type="text"] {
  width: 100%;
  padding: 0 10px;
}

button {
  padding: 0 12px;
  cursor: pointer;
  background: linear-gradient(180deg, rgba(103, 232, 255, 0.18), rgba(255, 91, 214, 0.1));
}

button:hover {
  border-color: rgba(255, 211, 107, 0.46);
}

.buttonRow {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

#projectionExit {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 8;
  display: none;
}

#startOverlay {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 24px;
  z-index: 10;
  background:
    radial-gradient(circle at 50% 42%, rgba(110, 73, 255, 0.2), transparent 34%),
    radial-gradient(circle at 48% 52%, rgba(0, 225, 255, 0.14), transparent 18%),
    rgba(0, 0, 0, 0.5);
}

#startOverlay.hidden {
  display: none;
}

#startCard {
  width: min(440px, calc(100vw - 32px));
  padding: 24px;
  border: 1px solid rgba(154, 229, 255, 0.2);
  background: rgba(5, 7, 18, 0.84);
  box-shadow: 0 0 60px rgba(103, 232, 255, 0.12);
  backdrop-filter: blur(18px);
}

#startCard h2 {
  margin: 0 0 10px;
  font-size: 28px;
  line-height: 1.02;
}

#startCard p {
  margin: 0 0 16px;
  color: var(--muted);
}

#startBtn {
  width: 100%;
  min-height: 42px;
  border-color: rgba(103, 232, 255, 0.42);
}

body.projection-mode #operatorPanel,
body.projection-mode #videoPreview {
  display: none !important;
}

body.projection-mode #projectionExit {
  display: block;
}

@keyframes complimentDodgeBloom {
  0% {
    filter: brightness(0);
  }
  11% {
    filter: brightness(var(--compliment-brightness-flash));
  }
  20%,
  82% {
    filter: brightness(var(--compliment-brightness-settle));
  }
  100% {
    filter: brightness(0);
  }
}

@keyframes complimentFloat {
  0% {
    transform: translate(-50%, -50%) translate(0, 0) rotate(var(--spin)) scale(0.985);
  }
  100% {
    transform: translate(-50%, -50%) translate(var(--drift-x), var(--drift-y)) rotate(calc(var(--spin) - 1deg)) scale(1.015);
  }
}

@media (max-width: 720px) {
  #operatorPanel {
    right: 14px;
    width: auto;
  }

  .controlRow,
  .levelRow {
    grid-template-columns: 86px 1fr 42px;
  }
}