:root {
  color-scheme: light;
  --bg: #eeebf4;
  --panel: rgba(250, 248, 252, 0.52);
  --panel-border: rgba(44, 34, 76, 0.08);
  --text: #221b38;
  --muted: rgba(34, 27, 56, 0.68);
  --shadow: rgba(76, 52, 122, 0.12);
  --admin-width: min(22rem, calc(100vw - 2rem));
  --admin-bg: rgba(255, 255, 255, 0.68);
  --admin-border: rgba(44, 34, 76, 0.1);
  --admin-track: rgba(31, 21, 58, 0.12);
  --admin-accent: #2f2352;
  --admin-muted: rgba(34, 27, 56, 0.6);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  overflow: hidden;
  background:
    radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.78), transparent 40%),
    linear-gradient(180deg, #f1eef7 0%, #ede9f2 100%);
}

body {
  font-family: "Manrope", sans-serif;
  color: var(--text);
}

body[data-theme="dark"] {
  --panel: rgba(17, 14, 28, 0.6);
  --panel-border: rgba(255, 255, 255, 0.08);
  --text: #f1ecfb;
  --muted: rgba(241, 236, 251, 0.76);
  --shadow: rgba(7, 6, 15, 0.28);
  --admin-bg: rgba(12, 10, 20, 0.76);
  --admin-border: rgba(255, 255, 255, 0.08);
  --admin-track: rgba(255, 255, 255, 0.12);
  --admin-accent: #f6f1ff;
  --admin-muted: rgba(241, 236, 251, 0.68);
}

#scene {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  display: block;
}

.admin-panel {
  position: fixed;
  top: clamp(1rem, 2vw, 1.6rem);
  right: clamp(1rem, 2vw, 1.6rem);
  z-index: 3;
  width: var(--admin-width);
  max-height: calc(100vh - 2rem);
  border: 1px solid var(--admin-border);
  border-radius: 1.25rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0)),
    var(--admin-bg);
  box-shadow:
    0 1.2rem 2.5rem var(--shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(20px);
  overflow: hidden;
}

.admin-panel summary {
  list-style: none;
  cursor: pointer;
  padding: 1rem 1.1rem;
  font-size: 0.86rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--admin-accent);
  user-select: none;
}

.admin-panel summary::-webkit-details-marker {
  display: none;
}

.admin-panel summary::after {
  content: "+";
  float: right;
  font-size: 1.1rem;
  line-height: 1;
}

.admin-panel[open] summary::after {
  content: "−";
}

.admin-grid {
  display: grid;
  gap: 0.85rem;
  max-height: calc(100vh - 7rem);
  overflow-y: auto;
  padding: 0 1.1rem 1.1rem;
}

.toggle-row,
.control {
  display: grid;
  gap: 0.45rem;
}

.toggle-row {
  grid-template-columns: 1fr auto;
  align-items: center;
  padding: 0.8rem 0.9rem;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.08);
}

.toggle-row span,
.control span {
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--text);
}

.toggle-row input {
  width: 1.1rem;
  height: 1.1rem;
  accent-color: #6f58bc;
}

.control {
  padding: 0.8rem 0.9rem;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.08);
}

.control output {
  justify-self: start;
  font-size: 0.75rem;
  font-variant-numeric: tabular-nums;
  color: var(--admin-muted);
}

.control input[type="range"] {
  width: 100%;
  margin: 0;
  accent-color: #7f63d6;
}

.reset-button {
  border: 0;
  border-radius: 999px;
  padding: 0.9rem 1rem;
  font: inherit;
  font-size: 0.84rem;
  font-weight: 700;
  color: white;
  background: rgba(34, 27, 56, 0.92);
  cursor: pointer;
  transition:
    transform 180ms ease,
    background-color 180ms ease;
}

.reset-button:hover {
  background: rgba(76, 44, 150, 0.95);
  transform: translateY(-1px);
}

.hud {
  position: fixed;
  left: clamp(1rem, 2vw, 2rem);
  bottom: clamp(1rem, 2vw, 2rem);
  width: min(24rem, calc(100vw - 2rem));
  padding: 1rem 1.1rem 1.05rem;
  border: 1px solid var(--panel-border);
  border-radius: 1.2rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.58), rgba(255, 255, 255, 0.3)),
    var(--panel);
  backdrop-filter: blur(18px);
  box-shadow:
    0 1.5rem 3rem var(--shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.eyebrow {
  margin: 0 0 0.2rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: rgba(83, 60, 132, 0.68);
}

.hud h1 {
  margin: 0;
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(2.2rem, 4vw, 3rem);
  line-height: 0.92;
  font-weight: 600;
}

.description {
  margin: 0.42rem 0 0.8rem;
  max-width: 22rem;
  font-size: 0.92rem;
  line-height: 1.4;
  color: var(--muted);
}

.status {
  margin: 0 0 0.8rem;
  padding: 0.7rem 0.8rem;
  border-radius: 0.9rem;
  background: rgba(122, 26, 57, 0.08);
  color: #6e1f35;
  font-size: 0.84rem;
  line-height: 1.35;
}

.hud a {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.72rem 0.96rem;
  border-radius: 999px;
  background: rgba(34, 27, 56, 0.92);
  color: white;
  text-decoration: none;
  font-size: 0.86rem;
  font-weight: 600;
  transition:
    transform 180ms ease,
    background-color 180ms ease,
    box-shadow 180ms ease;
  box-shadow: 0 0.75rem 1.5rem rgba(35, 26, 58, 0.2);
}

.hud a:hover {
  background: rgba(61, 33, 124, 0.92);
  transform: translateY(-1px);
}

.hud a:focus-visible {
  outline: 2px solid rgba(114, 86, 177, 0.65);
  outline-offset: 3px;
}

@media (max-width: 720px) {
  .admin-panel {
    top: 0.75rem;
    right: 0.75rem;
    width: calc(100vw - 1.5rem);
  }

  .admin-grid {
    gap: 0.65rem;
    padding: 0 0.8rem 0.8rem;
  }

  .hud {
    width: calc(100vw - 1.5rem);
    left: 0.75rem;
    bottom: 0.75rem;
    padding: 0.88rem 0.92rem;
  }

  .hud h1 {
    font-size: 2.2rem;
  }

  .description {
    font-size: 0.86rem;
  }
}