:root {
  --bg: #09111d;
  --bg-soft: rgba(10, 17, 29, 0.8);
  --card: rgba(12, 19, 30, 0.76);
  --card-strong: rgba(15, 23, 35, 0.9);
  --line: rgba(255, 255, 255, 0.12);
  --line-strong: rgba(255, 255, 255, 0.2);
  --text: #f7f5ef;
  --muted: #b9c1d0;
  --accent: #ff7b4d;
  --accent-soft: rgba(255, 123, 77, 0.2);
  --cyan: #61d7ff;
  --shadow: 0 32px 90px rgba(0, 0, 0, 0.32);
  --ring-shadow: 0 28px 80px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: "Avenir Next", "Trebuchet MS", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 15% 15%, rgba(255, 123, 77, 0.2), transparent 24%),
    radial-gradient(circle at 84% 10%, rgba(97, 215, 255, 0.18), transparent 26%),
    radial-gradient(circle at 50% 78%, rgba(143, 99, 255, 0.12), transparent 28%),
    linear-gradient(180deg, #0c1422 0%, #050912 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 0 1px, transparent 1px 100%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.03) 0 1px, transparent 1px 100%);
  background-size: 42px 42px;
  mask-image: radial-gradient(circle at center, rgba(0, 0, 0, 0.72), transparent 78%);
}

button,
input,
select {
  font: inherit;
}

button {
  border: none;
  cursor: pointer;
}

button:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid rgba(97, 215, 255, 0.8);
  outline-offset: 2px;
}

.app-shell {
  width: min(1680px, calc(100% - 1.2rem));
  margin: 0 auto;
  padding: 1rem 0 1.4rem;
  display: grid;
  gap: 1rem;
}

.topbar,
.orbital-card,
.center-stage {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(18, 27, 40, 0.9), rgba(8, 14, 24, 0.84));
  border-radius: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.topbar {
  padding: 1.15rem 1.25rem;
  display: grid;
  grid-template-columns: minmax(320px, 1.4fr) minmax(220px, 0.8fr);
  gap: 1rem;
  align-items: center;
  background:
    radial-gradient(circle at 10% 25%, rgba(255, 123, 77, 0.18), transparent 26%),
    radial-gradient(circle at 88% 24%, rgba(97, 215, 255, 0.14), transparent 24%),
    linear-gradient(135deg, rgba(19, 30, 45, 0.96), rgba(9, 15, 26, 0.92));
}

.eyebrow,
.panel-kicker {
  margin: 0;
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
}

h1,
h2 {
  margin: 0.25rem 0 0;
  font-family: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
  font-weight: 700;
}

h1 {
  font-size: clamp(2.3rem, 4vw, 4.3rem);
  line-height: 0.94;
}

h2 {
  font-size: clamp(1.4rem, 2vw, 2rem);
}

.lede,
.mini-note,
.status-text,
.shortcut-text {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.top-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.primary-button,
.ghost-button,
.accent-button,
.nav-node,
.swatch-button,
.palette-chip {
  min-height: 48px;
  border-radius: 16px;
  transition: transform 160ms ease, border-color 160ms ease, background-color 160ms ease, box-shadow 160ms ease;
}

.primary-button,
.accent-button {
  color: #fff;
  box-shadow: 0 18px 38px rgba(255, 123, 77, 0.2);
}

.primary-button {
  padding: 0 1.15rem;
  background: linear-gradient(135deg, #ff7b4d, #ff4f87);
}

.accent-button {
  padding: 0 1.15rem;
  background: linear-gradient(135deg, #61d7ff, #7f8fff);
}

.ghost-button,
.swatch-button,
.nav-node {
  padding: 0 1rem;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  border: 1px solid var(--line);
}

.primary-button:hover,
.ghost-button:hover,
.accent-button:hover,
.nav-node:hover,
.palette-chip:hover,
.swatch-button:hover {
  transform: translateY(-1px);
  border-color: var(--line-strong);
}

.orbit-grid {
  display: grid;
  grid-template-columns: minmax(280px, 330px) minmax(540px, 1fr) minmax(280px, 330px);
  grid-template-areas:
    "paint center spin"
    "export center sound";
  gap: 1rem;
  align-items: stretch;
}

#paintPanel { grid-area: paint; }
#spinPanel { grid-area: spin; }
#exportPanel { grid-area: export; }
#soundPanel { grid-area: sound; }

.orbital-card,
.center-stage {
  min-height: 100%;
}

.orbital-card {
  padding: 1.05rem;
  display: grid;
  align-content: start;
  gap: 0.9rem;
  position: relative;
}

.orbital-card::after {
  content: "";
  position: absolute;
  inset: 12px;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.04);
  pointer-events: none;
}

.orbital-card.is-active {
  border-color: rgba(97, 215, 255, 0.34);
  box-shadow:
    var(--shadow),
    0 0 0 1px rgba(97, 215, 255, 0.12),
    0 0 0 8px rgba(97, 215, 255, 0.04);
}

.panel-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 0.8rem;
}

.panel-tag {
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  font-size: 0.8rem;
  white-space: nowrap;
}

.palette-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
}

.palette-chip {
  border: 1px solid var(--line);
  color: #fff;
  padding: 0.8rem 0.9rem;
  text-align: left;
  background:
    radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.2), transparent 24%),
    linear-gradient(135deg, var(--chip-a), var(--chip-b));
}

.palette-chip.is-active,
.swatch-button.is-active,
.nav-node.is-active {
  border-color: rgba(255, 255, 255, 0.34);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.1), 0 16px 32px rgba(0, 0, 0, 0.24);
}

.swatch-row,
.button-row,
.button-grid,
.dual-control {
  display: grid;
  gap: 0.65rem;
}

.swatch-row {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.button-row {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.button-grid,
.dual-control {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.control {
  display: grid;
  gap: 0.45rem;
}

.control > span,
.value-line span {
  color: var(--muted);
  font-size: 0.94rem;
}

.value-line {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: baseline;
}

.value-line strong {
  font-size: 0.95rem;
}

input[type="range"],
select,
input[type="color"] {
  width: 100%;
}

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

select,
input[type="color"] {
  min-height: 48px;
  border-radius: 15px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
}

select {
  padding: 0.6rem 0.8rem;
}

input[type="color"] {
  padding: 0.2rem;
  cursor: pointer;
}

.center-stage {
  grid-area: center;
  padding: 1rem;
  display: grid;
  gap: 1rem;
  align-content: start;
  background:
    radial-gradient(circle at 50% 30%, rgba(97, 215, 255, 0.12), transparent 30%),
    linear-gradient(180deg, rgba(18, 28, 44, 0.94), rgba(6, 11, 19, 0.92));
}

.metric-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.metric-chip {
  min-width: 132px;
  padding: 0.8rem 0.9rem;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
}

.metric-chip strong,
.metric-chip span {
  display: block;
}

.metric-chip strong {
  font-size: 1.2rem;
}

.metric-chip span {
  color: var(--muted);
  font-size: 0.82rem;
  margin-top: 0.1rem;
}

.turntable-stage {
  position: relative;
  min-height: 780px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 28px;
  background:
    radial-gradient(circle at center, rgba(255, 255, 255, 0.05), transparent 58%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0));
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.turntable-stage::before,
.turntable-stage::after {
  content: "";
  position: absolute;
  inset: 10%;
  border-radius: 50%;
  border: 1px dashed rgba(255, 255, 255, 0.08);
  pointer-events: none;
}

.turntable-stage::after {
  inset: 18%;
  border-style: solid;
  border-color: rgba(255, 255, 255, 0.04);
}

.turntable-rig {
  position: relative;
  width: min(66vmin, 760px);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  filter: drop-shadow(var(--ring-shadow));
}

.turntable-glow {
  position: absolute;
  inset: 2%;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 32%, rgba(255, 255, 255, 0.28), transparent 18%),
    radial-gradient(circle at 70% 68%, rgba(97, 215, 255, 0.2), transparent 22%),
    radial-gradient(circle at center, rgba(255, 123, 77, 0.12), transparent 58%);
  filter: blur(22px);
}

.turntable-lip {
  position: absolute;
  inset: -4%;
  border-radius: 50%;
  border: 18px solid rgba(255, 255, 255, 0.05);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.08),
    inset 0 -18px 36px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(255, 255, 255, 0.05);
}

canvas {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  cursor: crosshair;
  touch-action: none;
}

.crosshair {
  position: absolute;
  z-index: 2;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.88);
  transform: translate(-50%, -50%);
  pointer-events: none;
  mix-blend-mode: difference;
  opacity: 0;
}

.orbital-nav {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.nav-node {
  position: absolute;
  pointer-events: auto;
  min-width: 110px;
  backdrop-filter: blur(12px);
}

.nav-node.top {
  top: 2rem;
  left: 50%;
  transform: translateX(-50%);
}

.nav-node.right {
  top: 50%;
  right: 1.7rem;
  transform: translateY(-50%);
}

.nav-node.bottom {
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
}

.nav-node.left {
  top: 50%;
  left: 1.7rem;
  transform: translateY(-50%);
}

.status-strip {
  display: grid;
  gap: 0.25rem;
  padding: 0 0.1rem;
}

.shortcut-text {
  font-size: 0.9rem;
}

@media (max-width: 1380px) {
  .orbit-grid {
    grid-template-columns: minmax(250px, 290px) minmax(0, 1fr) minmax(250px, 290px);
  }

  .turntable-stage {
    min-height: 720px;
  }
}

@media (max-width: 1140px) {
  .topbar {
    grid-template-columns: 1fr;
  }

  .top-actions {
    justify-content: flex-start;
  }

  .orbit-grid {
    grid-template-columns: 1fr;
    grid-template-areas:
      "center"
      "paint"
      "spin"
      "export"
      "sound";
  }

  .turntable-stage {
    min-height: 640px;
  }

  .turntable-rig {
    width: min(82vmin, 760px);
  }
}

@media (max-width: 760px) {
  .app-shell {
    width: min(100% - 0.8rem, 100%);
  }

  .topbar,
  .orbital-card,
  .center-stage {
    border-radius: 22px;
  }

  .button-grid,
  .button-row,
  .dual-control,
  .swatch-row,
  .palette-grid {
    grid-template-columns: 1fr;
  }

  .metric-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .turntable-stage {
    min-height: 520px;
  }

  .nav-node {
    min-width: 90px;
    min-height: 42px;
    padding: 0 0.8rem;
  }

  .nav-node.top,
  .nav-node.bottom {
    left: 50%;
  }

  .nav-node.left {
    left: 0.85rem;
  }

  .nav-node.right {
    right: 0.85rem;
  }
}