:root {
  color-scheme: dark;
  --bg: #071C17;
  --surface: #10352C;
  --surface-low: #0B2820;
  --surface-high: #18483C;
  --panel: rgba(16, 53, 44, 0.72);
  --card: rgba(16, 53, 44, 0.55);
  --line: rgba(255, 251, 242, 0.16);
  --line-strong: rgba(255, 251, 242, 0.32);
  --text: #FFFBF2;
  --mute: rgba(255, 251, 242, 0.68);
  --mint: #34D399;
  --mint-hover: #5ee0b0;
  --mint-press: #22b07e;
  --cyan: #34D399;
  --blue: #34D399;
  --pink-light: #F9A8D4;
  --pink: #EC4899;
  --violet: #F9A8D4;
  --gold: #E8B86D;
  --danger: #E8B86D;
  --ink: #071C17;
  --pulse: 0;
  --glass: rgba(7, 28, 23, 0.62);
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 32px;
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --type-display: 700 40px/1.1 "Plus Jakarta Sans", system-ui, sans-serif;
  --type-screen: 700 28px/1.2 "Plus Jakarta Sans", system-ui, sans-serif;
  --type-section: 600 22px/1.25 "Plus Jakarta Sans", system-ui, sans-serif;
  --type-body: 400 15px/1.45 "Plus Jakarta Sans", system-ui, sans-serif;
  --type-button: 600 14px/1 "Plus Jakarta Sans", system-ui, sans-serif;
  --type-helper: 400 12px/1.4 "Plus Jakarta Sans", system-ui, sans-serif;
  --type-meta: 500 11px/1.3 "Plus Jakarta Sans", system-ui, sans-serif;
  font-family: "Plus Jakarta Sans", system-ui, sans-serif;
  font-weight: 400;
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  color: var(--text);
  background-color: #071C17;
  background-image: linear-gradient(rgba(4, 10, 14, 0.38), rgba(4, 10, 14, 0.38)), url("assets/emerald-blush-mist.jpg");
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  background-attachment: fixed;
}
button, input, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
button:disabled { opacity: 0.42; cursor: not-allowed; }
:focus-visible { outline: 2px solid var(--mint); outline-offset: 2px; }
.btn, .chip, .icon-btn, .dock-btn, .plan, .tile, .section {
  font: var(--type-button);
  border-radius: 999px;
  min-height: 44px;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--mint);
  color: var(--ink);
  padding: 0 18px;
  border: 0;
}
.btn-primary:hover { background: var(--mint-hover); }
.btn-primary:active { background: var(--mint-press); }
.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: rgba(52, 211, 153, 0.55);
  padding: 0 16px;
}
.btn-secondary:hover { background: rgba(52, 211, 153, 0.12); }
.btn-danger {
  background: transparent;
  color: var(--gold);
  border-color: rgba(232, 184, 109, 0.7);
  padding: 0 16px;
}
.btn-danger:hover { background: rgba(232, 184, 109, 0.14); }
.icon-btn {
  width: 44px;
  height: 44px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--mint);
  color: var(--ink);
  border: 0;
  border-radius: 999px;
}
.icon-btn.rec, #rec-btn {
  background: radial-gradient(circle at 40% 35%, var(--pink-light), var(--pink));
  color: white;
}
.icon-btn.on { box-shadow: inset 0 0 0 2px var(--ink); }
.chip {
  padding: 8px 14px;
  background: rgba(8, 14, 18, 0.28);
  color: var(--text);
  border: 1px solid rgba(255, 251, 242, 0.22);
  backdrop-filter: blur(16px) saturate(1.5);
  -webkit-backdrop-filter: blur(16px) saturate(1.5);
}
.chip.on, .choice.on, .seg button.on, .choices button.on, .plan.on, .tile.on, .section.on {
  color: var(--ink);
  background: var(--mint);
  border-color: transparent;
}
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

.app { height: 100dvh; max-height: 100dvh; min-height: 0; overflow: hidden; }
.pane { min-width: 0; }

body[data-screen="library"] #studio,
body[data-screen="library"] #inspector { display: none; }
body[data-screen="studio"] #library { display: none; }

#library, #studio {
  display: flex;
  flex-direction: column;
  height: 100dvh;
  max-height: 100dvh;
  min-height: 0;
  overflow: hidden;
  background: transparent;
}
#library, #inspector, .studio-bar, .dock, .mobile-nav, .note, .song, .strip, .magic-log, .empty, .track-label {
  background: rgba(8, 14, 18, 0.46);
  backdrop-filter: blur(28px) saturate(1.5);
  -webkit-backdrop-filter: blur(28px) saturate(1.5);
  box-shadow: inset 0 1px 0 rgba(255, 251, 242, 0.22);
}
#studio { backdrop-filter: none; -webkit-backdrop-filter: none; background: transparent; }
#inspector {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 20;
  max-height: min(86dvh, 760px);
  overflow-x: hidden;
  overflow-y: auto;
  background: rgba(8, 14, 18, 0.55);
  border-radius: 28px 28px 0 0;
  border: 1px solid var(--line);
  transform: translateY(110%);
  transition: transform 0.22s ease;
  padding: 8px 16px 24px;
}
body.sheet-open #inspector { transform: translateY(0); }
body.sheet-open::before {
  content: "";
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.18);
  z-index: 15;
}

.lib-head > div { flex: 1; min-width: 0; }
.lib-head, .search, .mobile-nav, #library > .legal, #studio > .legal { flex-shrink: 0; }
.library-lead { margin: 6px 0 0; max-width: 28em; }
.lib-head, .studio-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding: 16px 16px 8px;
}
.studio-bar {
  flex: 0 0 auto;
  min-width: 0;
  max-width: 100%;
  overflow: visible;
}
.brand { margin: 0; color: var(--mint); font: var(--type-meta); letter-spacing: 0.14em; text-transform: uppercase; }
h1 { margin: 0; font: var(--type-screen); }
h2 { font: var(--type-section); }
.song, .strip {
  border: 1px solid rgba(255, 251, 242, 0.22);
  border-radius: var(--radius-lg);
}
.plan, .tile, .dock-btn { width: 100%; border-radius: var(--radius-lg); }
.plan, .tile { min-height: 72px; }
.plan-copy, .plan-copy span, .dock-btn b, .dock-btn span { display: block; white-space: normal; text-align: left; line-height: 1.3; }
.plan-copy span, .dock-btn span { font-weight: 400; font-size: 12px; color: var(--mute); }
.plan.on span, .plan.on small, .tile.on, .section.on { color: var(--ink); }
.section { min-width: 0; height: 36px; min-height: 36px; padding: 0 8px; overflow: hidden; }
.seg, .choices, .row, .mobile-nav, .section-tools, .song-actions, .share-row { align-items: center; }
.search, .bpm { display: flex; align-items: center; gap: 8px; }
.search { margin: 8px 16px; }
.search input, #song-title, #song-author, .bpm input, .field input:not([type="range"]), .field textarea, .field select, .share-row input {
  width: 100%;
  background: rgba(255, 251, 242, 0.08);
  border: 1px solid rgba(255, 251, 242, 0.22);
  border-radius: 20px;
  padding: 12px 14px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
#song-title { font-size: 18px; font-weight: 700; }
.title-block { flex: 1 1 220px; min-width: 0; max-width: 100%; }
.title-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; min-width: 0; max-width: 100%; }
.title-row #song-title { flex: 1 1 160px; width: auto; min-width: 0; max-width: 100%; }
.author-field { display: flex; align-items: center; gap: 6px; flex: 1 1 140px; max-width: 100%; min-width: 0; }
.author-field span { flex: none; color: var(--mute); font-size: 12px; font-weight: 600; }
.author-field #song-author { width: auto; flex: 1; min-width: 0; margin: 0; padding: 8px 12px; font-size: 14px; font-weight: 500; color: var(--text); }
#song-author[readonly] { color: var(--text); }
#save-status, .note, .hint, .meta { color: var(--mute); font: var(--type-helper); }
#save-status { margin: 4px 0 0; }
.note { margin: 0 16px 8px; padding: 8px 12px; border-radius: 16px; }
.legal { margin: 0; padding: 8px 16px 12px; color: var(--mute); font-size: 11px; }

.song { border-color: rgba(255, 251, 242, 0.22); }

.song-list {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  padding: 8px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.song {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  align-items: flex-start;
  width: 100%;
  min-width: 0;
  border: 1px solid rgba(255, 251, 242, 0.22);
  border-radius: 28px;
  padding: 10px;
}
.song-open {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 12px;
  align-items: flex-start;
  flex: 1 1 180px;
  min-width: 0;
  padding: 0;
  border: 0;
  background: transparent;
  text-align: left;
}
.song-actions { display: flex; gap: 6px; }
.song-actions .choice { min-height: 36px; padding: 6px 10px; }
.share-box { flex: 1 0 100%; }
.share-row { display: flex; gap: 8px; align-items: center; }
.share-row input { flex: 1; min-width: 0; }
.project-actions { margin-top: 8px; max-width: 100%; }
.swatch { width: 52px; height: 52px; border-radius: 12px; flex: none; }
.song-copy { flex: 1; min-width: 0; }
.song b, .song .meta, .song .byline { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.song .byline { flex: 1 0 100%; margin: 0; padding-left: 64px; font-size: 12px; line-height: 1.3; color: var(--text); opacity: 0.9; }
.song-credit {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  margin: 6px 0 0;
  font-size: 12px;
  line-height: 1.35;
  color: var(--text);
  opacity: 0.86;
}
.song-credit:empty { display: none; }
.badge { flex: none; align-self: flex-start; margin-top: 6px; max-width: 7.5em; font-size: 11px; line-height: 1.3; color: var(--cyan); text-align: right; }

.mobile-nav {
  position: sticky;
  bottom: 0;
  display: flex;
  gap: 8px;
  padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
  border-top: 1px solid rgba(255, 251, 242, 0.2);
}
.mobile-nav .btn { flex: 1; }

.transport { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; max-width: 100%; }
.bpm { font-size: 12px; color: var(--mute); }
.bpm input { width: 72px; }
.chip { padding: 8px 12px; }

.stage {
  position: relative;
  flex: 1 1 0;
  min-height: 0;
  margin: 0 12px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(255, 251, 242, 0.28);
  background: transparent;
  box-shadow: inset 0 1px 0 rgba(255, 251, 242, 0.2);
}
.sky {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}
.timeline {
  margin: 0;
  overflow-x: auto;
  overflow-y: auto;
  height: 100%;
  border: 0;
  border-radius: 0;
  background: transparent;
  position: relative;
  z-index: 1;
}
.timeline-inner { position: relative; width: 1400px; min-height: 100%; padding: 0 12px 16px; }
.ruler {
  position: sticky;
  top: 0;
  z-index: 6;
  margin: 0 -12px 8px;
  padding: 8px 12px 8px;
  background: rgba(8, 14, 18, 0.78);
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
}
.ruler-layout { display: grid; grid-template-columns: 148px 1fr; gap: 8px; align-items: start; }
.ruler-gutter {
  position: sticky;
  left: 12px;
  z-index: 2;
  padding-top: 10px;
  color: var(--mint);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(8, 14, 18, 0.92);
}
.ruler-marks { height: 22px; color: var(--mute); font-size: 11px; display: flex; justify-content: space-between; }
.shape-row { display: flex; gap: 4px; height: 36px; align-items: stretch; margin: 0 0 6px; width: 100%; }
.shape-row .section {
  min-width: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 251, 242, 0.22);
  border-radius: 999px;
  color: var(--text);
  background: rgba(8, 14, 18, 0.32);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  font-size: 11px;
  font-weight: 700;
  padding: 0 8px;
}
.shape-row .section.on { color: var(--ink); background: var(--mint); outline: 2px solid var(--text); outline-offset: 1px; }
.section-tools { display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 8px; align-items: center; }
.section-guide { flex: 1 0 100%; margin: 0; }
.magic-actions { display: flex; flex-direction: column; gap: 8px; }
.magic-actions .btn { min-height: 52px; width: 100%; }
#rec-time.count-beat {
  font-size: 42px;
  font-weight: 700;
  line-height: 1;
  text-align: center;
  color: #f9a8d4;
}
.piano { position: relative; height: 96px; margin: 4px 0 8px; user-select: none; }
.piano-whites { display: flex; height: 96px; gap: 3px; }
.piano-white, .piano-black { border: 0; padding: 0; cursor: pointer; font: inherit; }
.piano-white {
  flex: 1;
  background: #fff8ee;
  color: #10352c;
  border-radius: 0 0 7px 7px;
  font-size: 11px;
  font-weight: 700;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: 6px;
}
.piano-white.on { background: #34d399; outline: 2px solid #fff8ee; }
.piano-blacks { position: absolute; inset: 0 0 auto 0; height: 56px; }
.piano-black {
  position: absolute;
  top: 0;
  width: 11%;
  height: 56px;
  margin-left: -5.5%;
  background: #10241e;
  color: #fff8ee;
  border-radius: 0 0 5px 5px;
  font-size: 9px;
  font-weight: 700;
  z-index: 1;
}
.piano-black.on { background: #f9a8d4; color: #10241e; }
.section-name {
  width: 11em;
  min-height: 36px;
  margin: 0;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(52, 211, 153, 0.7);
  background: rgba(16, 53, 44, 0.92);
  color: var(--text);
  font: inherit;
  font-size: 13px;
  font-weight: 600;
}
.selection {
  position: absolute;
  top: 0;
  bottom: 0;
  background: rgba(249, 168, 212, 0.22);
  border-left: 2px solid var(--pink-light);
  border-right: 2px solid var(--pink);
  pointer-events: none;
  z-index: 2;
}
.ruler-tools { display: flex; align-items: center; gap: 8px; margin: 0 0 6px; }
.beats { position: relative; flex: 1; height: 10px; }
.beats i { position: absolute; top: 0; width: 1px; height: 10px; background: rgba(249, 168, 212, 0.7); }
.zoom { display: flex; gap: 4px; }
.role { color: var(--mint); font: var(--type-meta); text-transform: uppercase; letter-spacing: 0.06em; }
.track.edited .role { color: var(--pink-light); }
.timeline { cursor: ew-resize; }
.lane { position: relative; height: 54px; }
.track.recording-live .track-label { border-color: rgba(249, 168, 212, 0.7); }
.track.recording-live .layer-name { color: #f9a8d4; font-weight: 700; }
.rec-loop, .rec-so-far, .rec-end { position: absolute; pointer-events: none; }
.rec-loop {
  top: 0;
  bottom: 0;
  background: rgba(249, 168, 212, 0.14);
  border-radius: 8px;
}
.rec-so-far {
  top: 6px;
  bottom: 6px;
  background: linear-gradient(90deg, rgba(249, 168, 212, 0.45), #f9a8d4);
  border-radius: 6px;
  box-shadow: 0 0 12px rgba(249, 168, 212, 0.45);
}
.rec-end {
  top: 0;
  bottom: 0;
  width: 2px;
  background: #fff;
  box-shadow: 0 0 8px rgba(249, 168, 212, 0.9);
  z-index: 2;
}
.rec-end span {
  position: absolute;
  top: 6px;
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
  color: #fff;
  text-shadow: 0 1px 2px rgba(7, 28, 23, 0.8);
}
.wave { position: absolute; top: 0; bottom: 0; left: 0; width: 100%; }
.lane .gap {
  position: absolute;
  top: 0;
  bottom: 0;
  background: repeating-linear-gradient(-45deg, transparent, transparent 4px, rgba(7, 28, 23, 0.55) 4px, rgba(7, 28, 23, 0.55) 8px);
  pointer-events: none;
}
.hearing-note {
  margin: 4px 0 8px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(52, 211, 153, 0.16);
  border: 1px solid rgba(52, 211, 153, 0.55);
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
}
.hear-state {
  display: inline-block;
  margin-top: 4px;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.track.hearing .track-label {
  border-color: rgba(52, 211, 153, 0.9);
  box-shadow: 0 0 18px rgba(52, 211, 153, 0.22);
}
.strip .hear-state { display: block; width: fit-content; margin: 0 auto 4px; }
.track.hearing .hear-state,
.strip.hearing .hear-state {
  color: #071C17;
  background: var(--mint);
}
.track.quiet .lane {
  opacity: 0.28;
  filter: grayscale(1);
}
.track.quiet .layer-name,
.track.quiet .track-meta .role,
.track.quiet .track-meta small:not(.hear-state) {
  opacity: 0.5;
}
.track.quiet .hear-state,
.strip.quiet .hear-state {
  color: var(--text);
  background: rgba(255, 251, 242, 0.14);
  opacity: 1;
}
.strip.hearing {
  border-color: rgba(52, 211, 153, 0.9);
  box-shadow: 0 0 16px rgba(52, 211, 153, 0.2);
}
.strip.quiet {
  border-color: rgba(255, 251, 242, 0.12);
}
.strip.quiet .strip-name,
.strip.quiet .fader {
  opacity: 0.38;
}
.mini.on { color: var(--ink); background: var(--mint); border-color: transparent; }
.track {
  display: grid;
  grid-template-columns: 148px 1fr;
  gap: 8px;
  align-items: center;
  margin: 8px 0;
}
.track-label {
  position: sticky;
  left: 12px;
  z-index: 5;
  border: 1px solid rgba(255, 251, 242, 0.16);
  text-align: left;
  padding: 8px;
  border-radius: 12px;
  min-width: 0;
  background: rgba(8, 14, 18, 0.86);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
}
.track-label .layer-name {
  width: 100%;
  margin: 0;
  padding: 2px 4px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  font-weight: 700;
  font-size: 14px;
}
.track-label .layer-name:focus {
  background: rgba(7, 28, 23, 0.45);
  outline: 2px solid var(--mint);
}
.track-meta {
  display: block;
  width: 100%;
  margin: 0;
  padding: 0 4px;
  border: 0;
  background: transparent;
  text-align: left;
  font-weight: 400;
}
.track-label small { display: block; color: var(--mute); }
.track.selected .track-label { outline: 2px solid var(--cyan); }
.track.arrived .lane,
.track.arrived .track-label { animation: magic 1.15s ease; }
@keyframes magic {
  0% { filter: brightness(2.4) saturate(1.6); box-shadow: 0 0 28px var(--mint); }
  55% { filter: brightness(1.5); box-shadow: 0 0 18px var(--pink-light); }
  100% { filter: none; box-shadow: none; }
}
.wave {
  position: absolute;
  top: 0;
  bottom: 0;
  height: auto;
  border-radius: 10px;
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 0 8px;
  overflow: hidden;
}
.wave i {
  display: block;
  width: 4px;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.88);
  flex: none;
}
body[data-sound="play"] .track:not(.quiet) .wave {
  box-shadow: 0 0 calc(8px + var(--pulse, 0) * 22px) var(--wave, var(--cyan));
}
body[data-sound="play"] .track:not(.quiet) .wave i {
  transform-origin: center;
  transform: scaleY(calc(0.72 + var(--pulse, 0) * 0.62));
  filter: brightness(calc(1 + var(--pulse, 0) * 0.7));
}
body[data-sound="play"] .track.quiet .wave,
body[data-sound="play"] .track.quiet .wave i,
body[data-sound="play"] .track.quiet .wave::after {
  animation: none;
  box-shadow: none;
  filter: none;
  transform: none;
}
body[data-sound="play"] .track:not(.quiet) .wave::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, transparent 0%, rgba(255, 255, 255, 0.08) 42%, rgba(255, 255, 255, 0.55) 50%, transparent 58%);
  background-size: 42% 100%;
  background-repeat: no-repeat;
  animation: sweep 2.8s linear infinite;
  mix-blend-mode: screen;
  pointer-events: none;
}
@keyframes sweep {
  from { background-position: -45% 0; }
  to { background-position: 150% 0; }
}
.playhead {
  position: absolute;
  top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(#fff, rgba(52, 211, 153, 0.15));
  left: 160px;
  pointer-events: none;
  z-index: 3;
  box-shadow: 0 0 8px rgba(52, 211, 153, 0.35);
}
body[data-sound="play"] .playhead {
  box-shadow:
    0 0 8px #fff,
    0 0 16px rgba(52, 211, 153, 0.95),
    0 0 calc(16px + var(--pulse) * 30px) rgba(236, 72, 153, 0.7);
}
body[data-sound="play"] .playhead::before {
  content: "";
  position: absolute;
  top: 10px;
  left: -6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: white;
  box-shadow: 0 0 16px 6px rgba(52, 211, 153, 0.9), 0 0 28px 10px rgba(236, 72, 153, 0.45);
}
body[data-sound="play"] #play-btn {
  border-color: var(--cyan);
  box-shadow: 0 0 calc(8px + var(--pulse) * 18px) rgba(52, 211, 153, 0.85);
}
body[data-sound="record"] #rec-btn,
body[data-sound="record"] .mic {
  box-shadow:
    0 0 0 calc(8px + var(--pulse) * 16px) rgba(236, 72, 153, 0.28),
    0 0 calc(18px + var(--pulse) * 36px) rgba(245, 154, 212, 0.55);
}
body[data-sound="record"] .mic {
  transform: scale(calc(1 + var(--pulse) * 0.05));
}
body[data-sound] .stage {
  box-shadow: inset 0 0 calc(18px + var(--pulse) * 24px) rgba(255, 251, 242, 0.14);
}
.empty {
  margin: 28px 12px;
  padding: 28px;
  border: 1px dashed var(--line);
  border-radius: 16px;
  color: var(--mute);
}

.dock {
  display: grid;
  grid-template-columns: repeat(5, minmax(92px, 1fr));
  gap: 8px;
  flex: 0 0 auto;
  overflow-x: auto;
  padding: 10px 12px calc(12px + env(safe-area-inset-bottom));
}
.dock .dock-btn {
  min-height: 64px;
  text-align: left;
  padding: 8px 14px;
  border: 1px solid rgba(255, 251, 242, 0.22);
  color: var(--text);
}
.dock .dock-btn:hover { border-color: rgba(52, 211, 153, 0.7); }
button.dock-btn.on { border-color: rgba(52, 211, 153, 0.9); }
button.dock-btn.on[data-panel="record"] { border-color: rgba(236, 72, 153, 0.9); box-shadow: inset 3px 0 0 var(--pink); }

.sheet-handle {
  width: 64px; height: 6px; border-radius: 99px;
  background: var(--line); margin: 6px auto 12px; border: 0;
}
.sheet-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; min-width: 0; }
.sheet-head h2 { margin: 0; font-size: 22px; min-width: 0; }
.seg { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0; max-width: 100%; min-width: 0; }
.seg button, .choice, .mini { min-height: 44px; padding: 8px 12px; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; min-width: 0; max-width: 100%; }
.tile { min-height: 64px; min-width: 0; }
.mic {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  border: 0;
  display: block;
  margin: 16px auto;
  background: radial-gradient(circle at 40% 35%, var(--pink-light), var(--pink));
  color: white;
  font-size: 28px;
}
.mic.hot { box-shadow: 0 0 0 8px rgba(236, 72, 153, 0.28); }
.mic:disabled { filter: grayscale(0.4); }
.meter { height: 36px; display: flex; align-items: center; justify-content: center; gap: 3px; }
.meter i { width: 4px; height: 8px; background: var(--cyan); border-radius: 99px; display: block; }
.meter.go i { animation: hop 0.6s ease-in-out infinite alternate; }
@keyframes hop { to { height: 28px; } }
.row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
.primary { background: var(--mint); color: var(--ink); border: 0; min-height: 48px; padding: 0 18px; }
.ghost { background: transparent; border-color: rgba(52, 211, 153, 0.55); }
.field { display: flex; flex-direction: column; gap: 6px; margin: 10px 0; color: var(--mute); font-size: 13px; }
.ask { margin: 14px 0 6px; font-size: 14px; color: var(--text); }
.choices { display: flex; flex-wrap: wrap; gap: 8px; margin: 8px 0 4px; min-width: 0; max-width: 100%; }
.choices button, .plan { text-align: left; }
.choices button { min-height: 44px; padding: 8px 14px; }
.choices button small { display: block; font-size: 10px; color: var(--mute); }
.choices button.on small { color: #06362e; }
.plan { display: block; width: 100%; min-width: 0; margin: 8px 0; padding: 12px; }
.plan b, .plan span { display: block; }
.plan span, .plan small { color: var(--mute); font-size: 12px; font-weight: 400; }
.plan.on { border-color: transparent; }
.curve { display: flex; align-items: flex-end; gap: 2px; height: 28px; margin-top: 8px; }
.curve i { flex: 1; display: block; background: var(--cyan); border-radius: 2px; min-height: 4px; }
.length-entry { display: flex; flex-wrap: wrap; gap: 8px; align-items: flex-end; }
.length-entry label { flex: 1; min-width: 88px; }
input[type="range"].slider,
input[type="range"].fader {
  -webkit-appearance: none;
  appearance: none;
  display: block;
  width: 100%;
  height: 28px;
  margin: 8px 0;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: transparent;
  accent-color: var(--pink-light);
}
.mix-boxes { display: grid; gap: 8px; min-width: 0; max-width: 100%; }
.mix-boxes.parts { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
.mix-boxes .plan { min-height: 78px; margin: 0; }
.mix-channels { display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.mix-channel {
  border: 1px solid rgba(255, 251, 242, 0.22);
  border-radius: 16px;
  padding: 10px 12px 6px;
  min-width: 0;
}
.mix-channel.on { border-color: rgba(52, 211, 153, 0.9); }
.mix-channel-top { display: flex; align-items: center; gap: 8px; min-width: 0; }
.mix-channel-top .strip-name { flex: 1; min-width: 0; text-align: left; font-size: 14px; font-weight: 700; }
.mix-channel .field { margin: 8px 0 0; }
.mix-channel .hear-state { margin-top: 6px; }
.strips { display: flex; gap: 8px; overflow-x: auto; padding: 8px 0 4px; }
.strip {
  flex: 0 0 84px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(8, 14, 18, 0.22);
  padding: 8px 6px 10px;
  text-align: center;
}
.strip.on { border-color: var(--cyan); }
.strip-name {
  display: block;
  width: 100%;
  background: transparent;
  border: 0;
  font-size: 11px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  padding: 0 0 6px;
}
.fader { width: 100%; margin: 8px 0; }
.strip-buttons { display: flex; gap: 4px; justify-content: center; }
.strip-buttons .mini { min-height: 32px; min-width: 32px; padding: 0; }
.fine-body { margin-top: 8px; }
.warn { background: rgba(232, 184, 109, 0.14); border: 1px solid rgba(232, 184, 109, 0.55); color: var(--text); border-radius: 20px; padding: 10px 12px; font-size: 13px; }
.magic-log { margin-top: 16px; padding: 12px; border-radius: var(--radius-md); border: 1px solid rgba(255, 251, 242, 0.22); }
.magic-log h3 { margin: 0 0 8px; font: var(--type-section); font-size: 16px; }
.magic-log ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.magic-log li { display: flex; justify-content: space-between; gap: 8px; }
.magic-log li span { color: var(--mute); font: var(--type-helper); }

@media (prefers-reduced-motion: reduce) {
  #inspector { transition: none; }
  .meter.go i, .meter.live i { animation: none; height: 18px; }
  body[data-sound="play"] .wave::after,
  .track.arrived .wave { animation: none; }
  body[data-sound="play"] .wave::after { opacity: 0.35; }
  body[data-sound="play"] .wave i,
  body[data-sound="record"] .mic { transform: none; }
}

@media (max-width: 759px) {
  .studio-bar { align-items: flex-start; }
  .title-block { flex: 1 1 calc(100% - 56px); }
  .title-row { flex-direction: column; align-items: stretch; }
  .title-row #song-title,
  .author-field { flex: 1 1 auto; max-width: none; width: 100%; }
  .transport { flex-wrap: wrap; }
}

@media (min-width: 760px) and (max-width: 1099px) {
  #inspector {
    left: auto;
    width: min(400px, 46vw);
    top: 0;
    bottom: 0;
    max-height: none;
    border-radius: var(--radius-lg) 0 0 var(--radius-lg);
    transform: translateX(110%);
  }
  body.sheet-open #inspector { transform: translateX(0); }
  .stage { min-height: 0; }
}

@media (min-width: 1100px) {
  .app {
    display: grid;
    grid-template-columns: 300px minmax(0, 1fr) 340px;
    grid-template-rows: minmax(0, 1fr);
    height: 100dvh;
    max-height: 100dvh;
    overflow: hidden;
  }
  body[data-screen="library"] #studio,
  body[data-screen="library"] #inspector,
  body[data-screen="studio"] #library { display: flex; }
  #library, #studio, #inspector { min-height: 0; height: 100%; max-height: 100%; overflow: hidden; }
  #inspector { overflow-x: hidden; overflow-y: auto; }
  #inspector {
    position: static;
    transform: none;
    border-radius: 0;
    border-top: 0;
    border-bottom: 0;
    max-height: none;
  }
  .sheet-handle, .mobile-only, .mobile-nav { display: none; }
  body.sheet-open::before { display: none; }
  #library, #studio { border-right: 1px solid var(--line); }
  body.inspector-closed .app { grid-template-columns: 300px minmax(0, 1fr); }
  body.inspector-closed #inspector { display: none; }
  .song-list { padding-bottom: 16px; }
}

/* Controls stay solid and round. Glass is only for panes and cards. */
button.btn,
button.chip,
button.icon-btn,
button.plan,
button.tile,
button.dock-btn,
button.section,
button.mini {
  appearance: none;
  -webkit-appearance: none;
  font: var(--type-button);
  color: var(--text);
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
}
button.btn,
button.chip,
button.section,
button.mini {
  min-height: 44px;
  padding: 0 16px;
}
button.btn-primary,
button.plan.on,
button.tile.on,
button.chip.on,
button.section.on {
  background: var(--mint);
  color: var(--ink);
  border-color: transparent;
}
button.btn-primary:hover,
button.chip.on:hover,
button.plan.on:hover,
button.tile.on:hover { background: var(--mint-hover); }
button.btn-primary:active { background: var(--mint-press); }
button.btn-secondary,
button.plan,
button.tile,
button.dock-btn,
button.chip,
button.section {
  background: #10352C;
  color: var(--text);
  border-color: rgba(52, 211, 153, 0.7);
}
button.btn-secondary:hover,
button.plan:hover,
button.tile:hover,
button.dock-btn:hover,
button.chip:hover { background: #18483C; }
button.btn-danger {
  background: transparent;
  color: var(--gold);
  border-color: rgba(232, 184, 109, 0.85);
}
button.plan,
button.tile,
button.dock-btn {
  border-radius: 28px;
  min-height: 72px;
  padding: 12px 14px;
  text-align: left;
}
button.dock-btn { min-height: 64px; }
button.icon-btn {
  width: 44px;
  height: 44px;
  min-height: 44px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--mint);
  color: var(--ink);
  border: 0;
  font-size: 18px;
  line-height: 1;
}
button.icon-btn .glyph { font-size: 18px; line-height: 1; }
button#play-btn { background: var(--mint); color: var(--ink); box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.4); }
button#play-btn.is-on {
  background: #10352C;
  color: var(--mint);
  box-shadow: 0 0 0 3px var(--mint);
}
button#rec-btn,
button.mic {
  background: radial-gradient(circle at 40% 35%, var(--pink-light), var(--pink));
  color: #fff;
  border: 0;
}
button.icon-btn[data-action="jump"],
button.icon-btn[data-action="undo"],
button.icon-btn[data-action="redo"],
button.icon-btn[data-action="close-panel"],
button.icon-btn[data-action="show-library"] {
  background: #10352C;
  color: var(--text);
  border: 1px solid rgba(52, 211, 153, 0.7);
}
button.mini {
  width: 36px;
  height: 36px;
  min-height: 36px;
  min-width: 36px;
  padding: 0;
  border-radius: 50%;
}
button.icon-btn.on,
button.mini.on {
  background: var(--mint);
  color: var(--ink);
  border-color: transparent;
}
.seg {
  display: flex;
  gap: 4px;
  padding: 4px;
  border-radius: 999px;
  background: rgba(7, 28, 23, 0.55);
  border: 1px solid rgba(255, 251, 242, 0.16);
}
.seg button.chip { flex: 1 1 8em; min-width: 0; white-space: normal; }

/* Panels share one vertical rhythm. Text wraps on words, not mid-word. */
#inspector-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
  max-width: 100%;
}
#inspector-body > * { margin: 0; }
#inspector-body .hint,
#inspector-body .ask,
#inspector-body .plan,
#inspector-body .plan b,
#inspector-body .plan span,
#inspector-body .field {
  margin: 0;
  white-space: normal;
  overflow-wrap: break-word;
  line-height: 1.35;
}
#inspector-body .ask { font-weight: 600; }
#inspector-body > .btn,
#inspector-body > button.btn {
  width: 100%;
}
#inspector-body > .row {
  display: flex;
  gap: 8px;
}
#inspector-body > .row > .btn {
  flex: 1 1 0;
  min-width: 0;
}
#inspector .grid {
  grid-template-columns: 1fr 1fr;
}
#inspector .tile {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  line-height: 1.25;
  padding: 10px 12px;
  white-space: normal;
}
#inspector .seg {
  margin: 0;
  padding: 0;
  gap: 8px;
  border: 0;
  border-radius: 0;
  background: transparent;
}
#inspector .seg button {
  flex: 1 1 calc(50% - 8px);
  min-width: 0;
  white-space: normal;
  text-align: center;
  line-height: 1.25;
}
#inspector .mic { margin: 0 auto; }
#inspector .choices button { max-width: 100%; }
#inspector .mix-boxes .plan {
  display: flex;
  align-items: flex-start;
  height: 100%;
  text-align: left;
}
#inspector .empty { margin: 0; }
.genre-package { display: flex; flex-direction: column; gap: 8px; }
.genre-package > .btn { width: 100%; }
.genre-package .row { display: flex; gap: 8px; margin: 0; }
.genre-package .row .btn { flex: 1 1 0; min-width: 0; }
.genre-package .ask, .genre-package .hint, .genre-package .field { margin: 0; }
.package-more { color: var(--mute); font-size: 12px; }
.package-more summary { cursor: pointer; color: var(--text); font-weight: 600; }
.package-status { list-style: none; margin: 8px 0 0; padding: 0; display: flex; flex-direction: column; gap: 4px; }
.package-status li { display: flex; justify-content: space-between; gap: 8px; }
.status-ready { color: var(--mint); }
.status-partial { color: var(--gold); }
.status-planned { color: var(--mute); }
input[type="range"].slider::-webkit-slider-runnable-track,
input[type="range"].fader::-webkit-slider-runnable-track {
  height: 8px;
  background: rgba(255, 251, 242, 0.28);
  border-radius: 999px;
}
input[type="range"].slider::-webkit-slider-thumb,
input[type="range"].fader::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  margin-top: -7px;
  border-radius: 50%;
  background: var(--pink-light);
  border: 2px solid var(--pink);
  box-shadow: 0 0 0 4px rgba(236, 72, 153, 0.2);
}
input[type="range"].slider::-moz-range-track,
input[type="range"].fader::-moz-range-track {
  height: 8px;
  background: rgba(255, 251, 242, 0.28);
  border-radius: 999px;
}
input[type="range"].slider::-moz-range-thumb,
input[type="range"].fader::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--pink-light);
  border: 2px solid var(--pink);
}
.strip { flex-basis: 132px; }
.field .slider + span { color: var(--pink-light); font: var(--type-meta); }

.label-top { display: flex; align-items: center; gap: 4px; min-width: 0; }
.label-top .layer-name { flex: 1; min-width: 0; }
button.layer-delete {
  flex: none;
  width: 28px;
  height: 28px;
  min-width: 28px;
  min-height: 28px;
  padding: 0;
  border-radius: 50%;
  border: 1px solid rgba(232, 184, 109, 0.85);
  background: transparent;
  color: var(--gold);
  font-size: 16px;
  line-height: 1;
}
.song-open, .track-meta, .strip-name { cursor: pointer; }

@media (hover: hover) {
  button.btn-primary:hover,
  button.chip.on:hover,
  button.plan.on:hover,
  button.tile.on:hover,
  button.section.on:hover,
  button#play-btn:hover,
  button.icon-btn:not(#rec-btn):hover {
    background: var(--mint-hover);
    color: var(--ink);
    border-color: transparent;
  }
  button#play-btn.is-on:hover {
    background: #18483C;
    color: var(--mint);
    box-shadow: 0 0 0 3px var(--mint);
  }
  button.btn-secondary:hover,
  button.plan:hover,
  button.tile:hover,
  button.dock-btn:hover,
  button.chip:hover,
  button.section:hover,
  button.mini:hover {
    background: #1d5a4a;
    border-color: var(--mint);
    color: var(--text);
  }
  button.plan.on:hover,
  button.tile.on:hover,
  button.chip.on:hover,
  button.section.on:hover,
  button.mini.on:hover,
  button.icon-btn.on:hover {
    background: var(--mint-hover);
    color: var(--ink);
    border-color: transparent;
  }
  button.icon-btn[data-action="jump"]:hover,
  button.icon-btn[data-action="undo"]:hover,
  button.icon-btn[data-action="redo"]:hover,
  button.icon-btn[data-action="close-panel"]:hover,
  button.icon-btn[data-action="show-library"]:hover {
    background: #1d5a4a;
    color: var(--text);
    border-color: var(--mint);
  }
  button#rec-btn:hover,
  button.mic:hover {
    filter: brightness(1.12);
    box-shadow: 0 0 0 3px rgba(236, 72, 153, 0.45);
  }
  button.btn-danger:hover,
  button.layer-delete:hover {
    background: rgba(232, 184, 109, 0.24);
    border-color: var(--gold);
    color: var(--gold);
  }
  input:not([type="range"]):hover,
  textarea:hover,
  select:hover,
  #song-title:hover,
  #song-author:hover,
  #search:hover,
  #bpm:hover {
    border-color: rgba(52, 211, 153, 0.95);
  }
  input[type="range"].slider:hover,
  input[type="range"].fader:hover {
    filter: brightness(1.15);
  }
  .song:hover,
  .strip:hover,
  .track:hover .track-label {
    border-color: rgba(52, 211, 153, 0.8);
  }
  .track-meta:hover,
  .song-open:hover,
  .strip-name:hover {
    color: var(--mint);
  }
}

@media (max-width: 759px) {
  .studio-bar {
    gap: 6px;
    padding: 8px 10px 6px;
  }
  .title-row {
    flex-direction: row;
    align-items: center;
  }
  .title-row #song-title,
  .author-field {
    width: auto;
    max-width: none;
  }
  .title-row #song-title {
    flex: 1 1 auto;
    padding: 8px 12px;
    font-size: 16px;
  }
  .author-field {
    flex: 0 1 38%;
  }
  .author-field span {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
  }
  #song-author { padding: 8px 10px; }
  #save-status {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  #project-actions,
  #studio > .legal { display: none; }
  .transport {
    flex: 1 1 100%;
    flex-wrap: nowrap;
    overflow-x: auto;
    order: 4;
  }
  .bpm,
  #click-btn {
    flex: none;
    order: 5;
  }
  .icon-btn {
    width: 44px;
    height: 44px;
    flex: none;
  }
  .stage {
    flex: 1 1 auto;
    min-height: 32dvh;
  }
  .dock {
    grid-template-columns: repeat(5, minmax(64px, 1fr));
    gap: 6px;
    padding: 6px 8px calc(8px + env(safe-area-inset-bottom));
  }
  button.dock-btn {
    min-height: 44px;
    padding: 6px 8px;
  }
  .dock .plan-copy span { display: none; }
  .ruler-layout,
  .track { grid-template-columns: 92px 1fr; }
  .track-label .layer-name {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  #inspector { max-height: min(48dvh, 420px); }
}