:root {
  color-scheme: dark;
  --panel: rgba(5, 8, 12, 0.72);
  --panel-strong: rgba(8, 12, 18, 0.9);
  --panel-line: rgba(255, 255, 255, 0.18);
  --text: rgba(248, 252, 255, 0.94);
  --muted: rgba(218, 230, 238, 0.62);
  --soft: rgba(247, 251, 255, 0.78);
  --cyan: #74e8ff;
  --rose: #ff6f9d;
  --gold: #f4d35e;
  --green: #8df4b0;
  --track: rgba(255, 255, 255, 0.15);
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  min-height: 100%;
  margin: 0;
  overflow: hidden;
  background: #000;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", "Microsoft YaHei", sans-serif;
  letter-spacing: 0;
}

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

[v-cloak] {
  display: none;
}

canvas {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  background:
    radial-gradient(circle at 49% 54%, rgba(31, 37, 41, 0.38), transparent 34%),
    radial-gradient(circle at 16% 20%, rgba(116, 232, 255, 0.08), transparent 28%),
    radial-gradient(circle at 80% 76%, rgba(244, 211, 94, 0.07), transparent 28%),
    #000;
}

.art-app {
  min-height: 100vh;
  opacity: 0;
  transform: translateY(14px) scale(1.012);
  filter: saturate(0.8) brightness(0.62);
  transition:
    opacity 900ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 1100ms cubic-bezier(0.22, 1, 0.36, 1),
    filter 1100ms cubic-bezier(0.22, 1, 0.36, 1);
}

.art-app.is-ready {
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: saturate(1) brightness(1);
}

.shell {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  pointer-events: none;
}

.panel {
  position: fixed;
  left: clamp(16px, 3vw, 34px);
  top: clamp(16px, 3vw, 34px);
  width: min(380px, calc(100vw - 32px));
  padding: 18px;
  border: 1px solid var(--panel-line);
  border-radius: 8px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.06), transparent 36%),
    var(--panel);
  backdrop-filter: blur(22px) saturate(1.35);
  box-shadow:
    0 24px 76px rgba(0, 0, 0, 0.46),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  pointer-events: auto;
}

.topline {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.kicker {
  margin: 0 0 7px;
  color: rgba(177, 236, 255, 0.78);
  font-size: 10px;
  font-weight: 650;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  color: var(--text);
  font-weight: 680;
  letter-spacing: 0;
}

h1 {
  font-size: 20px;
  line-height: 1.12;
}

h2 {
  font-size: clamp(24px, 5vw, 44px);
  line-height: 1.02;
}

.meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  min-width: 74px;
  color: var(--muted);
  font-size: 11px;
  text-transform: uppercase;
}

.pulse {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 18px rgba(116, 232, 255, 0.9);
  animation: breathe 2.2s ease-in-out infinite;
}

@keyframes breathe {
  0%,
  100% {
    transform: scale(0.72);
    opacity: 0.65;
  }

  50% {
    transform: scale(1);
    opacity: 1;
  }
}

.metric-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin: 14px 0 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.metric-strip span {
  min-width: 0;
  padding: 9px 8px;
  background: rgba(0, 0, 0, 0.28);
  color: rgba(247, 251, 255, 0.74);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  text-align: center;
  white-space: nowrap;
}

.controls {
  display: grid;
  gap: 18px;
  padding-top: 17px;
}

.control {
  display: grid;
  gap: 9px;
}

.label-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
}

label {
  color: rgba(247, 251, 255, 0.86);
  font-size: 13px;
  font-weight: 540;
}

output {
  min-width: 52px;
  color: var(--muted);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  text-align: right;
}

input[type="range"] {
  width: 100%;
  height: 22px;
  margin: 0;
  appearance: none;
  background: transparent;
  cursor: pointer;
}

input[type="range"]::-webkit-slider-runnable-track {
  height: 3px;
  border-radius: 999px;
  background:
    linear-gradient(90deg, var(--cyan), var(--rose), var(--gold))
      0 / var(--fill, 50%) 100% no-repeat,
    var(--track);
}

input[type="range"]::-webkit-slider-thumb {
  width: 16px;
  height: 16px;
  margin-top: -6.5px;
  appearance: none;
  border: 1px solid rgba(255, 255, 255, 0.92);
  border-radius: 50%;
  background: #fff;
  box-shadow:
    0 0 0 5px rgba(116, 232, 255, 0.13),
    0 0 18px rgba(255, 255, 255, 0.78);
}

input[type="range"]::-moz-range-track {
  height: 3px;
  border-radius: 999px;
  background: var(--track);
}

input[type="range"]::-moz-range-progress {
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--cyan), var(--rose), var(--gold));
}

input[type="range"]::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border: 1px solid rgba(255, 255, 255, 0.92);
  border-radius: 50%;
  background: #fff;
  box-shadow:
    0 0 0 5px rgba(116, 232, 255, 0.13),
    0 0 18px rgba(255, 255, 255, 0.78);
}

.readout {
  position: fixed;
  right: clamp(16px, 3vw, 34px);
  bottom: clamp(16px, 3vw, 34px);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.48);
  color: rgba(247, 251, 255, 0.72);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  backdrop-filter: blur(12px);
  pointer-events: none;
}

.mark {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.68);
  box-shadow:
    inset 0 0 15px rgba(255, 255, 255, 0.85),
    0 0 24px rgba(116, 232, 255, 0.42);
}

.ambient-line {
  position: fixed;
  z-index: 1;
  width: 42vw;
  height: 1px;
  transform-origin: left center;
  background: linear-gradient(90deg, transparent, rgba(116, 232, 255, 0.72), transparent);
  opacity: 0.34;
  pointer-events: none;
}

.line-a {
  left: -8vw;
  top: 71vh;
  transform: rotate(-12deg);
}

.line-b {
  right: -9vw;
  top: 23vh;
  transform: rotate(18deg);
  background: linear-gradient(90deg, transparent, rgba(244, 211, 94, 0.62), transparent);
}

.loader-screen {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: grid;
  place-items: center;
  overflow: hidden;
  background:
    radial-gradient(circle at 52% 46%, rgba(255, 255, 255, 0.12), transparent 18%),
    radial-gradient(circle at 23% 31%, rgba(116, 232, 255, 0.1), transparent 28%),
    radial-gradient(circle at 78% 69%, rgba(255, 111, 157, 0.08), transparent 26%),
    #000;
}

.loader-card {
  position: relative;
  z-index: 2;
  width: min(560px, calc(100vw - 36px));
  padding: clamp(22px, 4vw, 34px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.09), transparent 42%),
    rgba(4, 7, 11, 0.76);
  backdrop-filter: blur(24px) saturate(1.25);
  box-shadow:
    0 34px 90px rgba(0, 0, 0, 0.62),
    inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.progress-shell {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 16px;
  margin-top: 24px;
}

.progress-track {
  height: 4px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
}

.progress-fill {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--cyan), var(--rose), var(--gold), var(--green));
  box-shadow: 0 0 20px rgba(116, 232, 255, 0.58);
  transition: width 140ms ease-out;
}

.loader-phase {
  min-height: 20px;
  margin: 16px 0 0;
  color: rgba(247, 251, 255, 0.66);
  font-size: 13px;
}

.loader-orbit {
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(72vw, 720px);
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  opacity: 0.7;
  animation: orbitSpin 18s linear infinite;
}

.loader-orbit span {
  position: absolute;
  left: 50%;
  top: 50%;
  width: var(--size);
  height: var(--size);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  box-shadow:
    0 0 20px rgba(255, 255, 255, 0.8),
    0 0 38px rgba(116, 232, 255, 0.34);
  transform:
    rotate(var(--angle))
    translateX(var(--radius))
    translateY(var(--offset));
}

@keyframes orbitSpin {
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

.loader-enter-active,
.loader-leave-active {
  transition:
    opacity 680ms ease,
    filter 680ms ease;
}

.loader-enter-from,
.loader-leave-to {
  opacity: 0;
  filter: blur(8px);
}

.runtime-fallback {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: none;
  place-items: center;
  padding: 24px;
  background: #000;
  color: var(--text);
}

.runtime-fallback div {
  width: min(440px, 100%);
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: var(--panel-strong);
}

.runtime-fallback strong,
.runtime-fallback span {
  display: block;
}

.runtime-fallback span {
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.6;
}

.vue-missing .runtime-fallback {
  display: grid;
}

@media (max-width: 680px) {
  .panel {
    left: 12px;
    right: 12px;
    top: 12px;
    width: auto;
    padding: 12px;
  }

  .topline {
    padding-bottom: 10px;
  }

  h1 {
    font-size: 17px;
  }

  .kicker {
    margin-bottom: 5px;
  }

  .metric-strip span {
    padding: 8px 6px;
    font-size: 10px;
  }

  .controls {
    gap: 10px;
    padding-top: 11px;
  }

  .control {
    gap: 6px;
  }

  input[type="range"] {
    height: 18px;
  }

  .readout {
    left: 12px;
    right: auto;
    bottom: 12px;
  }

  .loader-card {
    padding: 20px;
  }
}