:root {
  color-scheme: dark;
  --ink: #daf8ff;
  --muted: #91b4c4;
  --cyan: #6eeaff;
  --line: #23495a;
  --panel: #091521;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: #040912;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(ellipse at 28% 12%, #16374b 0%, #091524 35%, #040912 72%),
    #040912;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input,
select {
  font: inherit;
}

.app-shell {
  width: min(950px, 94vw);
  margin: 0 auto;
  padding: 24px 0 48px;
}

.masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}

.eyebrow {
  margin: 0;
  color: #5ce7fa;
  font-size: 11px;
  letter-spacing: 0.23em;
}

h1 {
  margin: 10px 0 12px;
  font-size: clamp(34px, 6vw, 58px);
  letter-spacing: 0.14em;
  line-height: 1;
}

.subtitle {
  margin: 0;
  color: #a1d5e6;
}

.version-pill {
  flex: 0 0 auto;
  padding: 9px 13px;
  border: 1px solid #31596d;
  border-radius: 999px;
  color: #8af3ff;
  font-size: 11px;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 310px;
  gap: 24px;
  align-items: center;
  margin-top: 38px;
}

.stage {
  min-height: 500px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
  border: 1px solid #173c4f;
  border-radius: 28px;
  background:
    radial-gradient(circle at 50% 48%, #0b2b43 0%, #061322 50%, #030812 100%);
  isolation: isolate;
}

.stage::after {
  content: "";
  position: absolute;
  z-index: -1;
  width: 70%;
  height: 24px;
  bottom: 52px;
  border-radius: 50%;
  background: rgb(32 217 238 / 23%);
  filter: blur(20px);
}

.orb-interaction {
  width: min(400px, 84vw);
  aspect-ratio: 1;
  position: relative;
  cursor: grab;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  outline: none;
}

.orb-interaction:focus-visible {
  outline: 2px solid #77f1ff;
  outline-offset: 9px;
  border-radius: 50%;
}

.orb-interaction.dragging {
  cursor: grabbing;
}

#orbCanvas {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 50%;
  filter: drop-shadow(0 26px 28px rgb(0 0 0 / 56%));
}

.sr-only {
  width: 1px;
  height: 1px;
  position: absolute;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  clip-path: inset(50%);
}

.orb-tip,
.readout {
  margin: 10px 0 0;
  color: #77bfd0;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-align: center;
}

.readout {
  margin-top: 9px;
  color: #5be9fa;
}

.controls {
  padding: 20px;
  border: 1px solid #234a5c;
  border-radius: 24px;
  background: rgb(9 21 33 / 88%);
  box-shadow: 0 16px 40px rgb(0 0 0 / 18%);
}

label {
  display: block;
  margin: 16px 0 8px;
  color: #89bad0;
  font-size: 11px;
  letter-spacing: 0.12em;
}

input,
select,
button {
  width: 100%;
  border-radius: 11px;
  padding: 13px 12px;
}

input,
select {
  border: 1px solid #355d70;
  background: #06111c;
  color: #ecfbff;
}

input:focus,
select:focus,
button:focus-visible {
  outline: 2px solid #68e8f7;
  outline-offset: 2px;
}

button {
  border: 0;
  cursor: pointer;
  font-weight: 850;
  transition: filter 160ms ease, transform 160ms ease;
}

button:hover {
  filter: brightness(1.1);
}

button:active {
  transform: translateY(1px);
}

button:disabled {
  cursor: wait;
  opacity: 0.62;
}

.primary-button {
  margin-top: 18px;
  background: #70e5f4;
  color: #061622;
}

.secondary-button {
  margin-top: 9px;
  border: 1px solid #2e5e72;
  background: #142f40;
  color: #d5f7ff;
}

.fine-print {
  margin: 13px 0 0;
  color: #87afc1;
  font-size: 12px;
  line-height: 1.45;
  text-align: center;
}

.archive {
  margin-top: 22px;
  padding: 20px 22px;
  border: 1px solid #1e4051;
  border-radius: 20px;
  background: rgb(4 10 18 / 45%);
}

h2 {
  margin: 0 0 12px;
  color: #69e6f8;
  font-size: 14px;
  letter-spacing: 0.13em;
}

.empty-state {
  margin: 0;
  color: #7996a5;
}

.entry {
  padding: 12px 0;
  border-top: 1px solid #1f4050;
  color: #d7eef4;
  font-size: 13px;
}

.entry:first-child {
  border-top: 0;
}

.entry strong {
  display: block;
  margin-top: 5px;
  color: #aef7ff;
}

footer {
  margin-top: 28px;
  color: #6f91a2;
  font-size: 10px;
  letter-spacing: 0.08em;
  text-align: center;
}

footer p {
  margin: 0 0 10px;
}

.sibling-link {
  display: inline-block;
  padding: 8px 14px;
  border: 1px solid rgba(71, 218, 247, 0.45);
  border-radius: 999px;
  color: #aef7ff;
  font-size: 11px;
  font-weight: 700;
  text-decoration: none;
}

.sibling-link:hover,
.sibling-link:focus-visible {
  border-color: #aef7ff;
  background: rgba(71, 218, 247, 0.08);
}

@media (max-width: 700px) {
  .masthead {
    align-items: flex-start;
  }

  .version-pill {
    margin-top: 4px;
  }

  .workspace {
    grid-template-columns: 1fr;
  }

  .controls {
    order: -1;
  }

  .stage {
    min-height: 430px;
  }

  .orb-interaction {
    width: min(340px, 86vw);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 1ms !important;
  }
}