:root {
  --bg: #0b0b0b;
  --panel: #141414;
  --ink: #f5f5f5;
  --muted: #999;
  --accent: #e15b64;
  --note-bg: #202734;
  --grid-line: #333;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background: radial-gradient(circle at top, #181818 0, #060606 55%, #000 100%);
  color: var(--ink);
}

/* ---------------- TOPBAR ---------------- */

#topbar {
  border-bottom: 1px solid #222;
  background: #050505;
}

#topbar .wrap {
  max-width: 1300px;
  margin: 0 auto;
  padding: 10px 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

#topbar select {
  background: #111;
  border: 1px solid #333;
  color: var(--ink);
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 14px;
}

#topbarButtons {
  margin-left: auto;
  display: flex;
  gap: 8px;
}

#topbarButtons button {
  background: #1b1b1b;
  border: 1px solid #333;
  color: var(--ink);
  font-size: 13px;
  padding: 6px 10px;
  cursor: pointer;
  border-radius: 4px;
}

#topbarButtons button:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ---------------- LAYOUT ---------------- */

#layout {
  max-width: 1300px;
  margin: 20px auto;

  display: grid;
  grid-template-columns: 300px 350px 700px;
  gap: 20px;

  /* ensure panels stretch vertically */
  align-items: stretch;
}

#circlePanel,
#progressionPanel,
#fretboardPanel {
  background: var(--panel);
  border: 1px solid #222;
  border-radius: 8px;
  padding: 16px;
  min-height: 700px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

/* ---------------- CIRCLE ---------------- */

#circle {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

#circle svg {
  width: 100%;
  height: auto;
  max-width: 320px;
}

.circle-slice-major {
  fill: #1a2330;
  stroke: #2c3a4f;
  stroke-width: 1;
  cursor: pointer;
}

.circle-slice-minor {
  fill: #121924;
  stroke: #252f3f;
  stroke-width: 1;
  cursor: pointer;
}

.slice-label {
  font-size: 13px;
  fill: #d0d6ea;
  pointer-events: none;
}

.slice-label-minor {
  font-size: 11px;
  fill: #a4afc7;
  pointer-events: none;
}

.slice-active-major {
  fill: #27354b;
  stroke: #e15b64;
  stroke-width: 2;
}

.slice-active-minor {
  fill: #1a2232;
  stroke: #e15b64;
  stroke-width: 2;
}

#circlePanel label {
  display: block;
  width: 100%;
  text-align: center;
  font-weight: 600;
  margin: 8px 0 12px 0;
}

/* 6–4–1–5 diagram under circle of fifths */

#sixFourOneFive {
  margin-top: 16px;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid #222;
  background: #101010;
  display: flex;
  align-items: center;
  justify-content: space-between; /* spread across full width */
  gap: 6px;
}

.sfif-step {
  /* let them shrink instead of forcing a wide pill */
  flex: 1 1 0;
  min-width: 0;
  padding: 4px 6px;
  border-radius: 999px;
  background: #181818;
  border: 1px solid #333;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sfif-chord {
  font-weight: 600;
  font-size: 11px;
}

.sfif-roman {
  font-size: 9px;
  color: var(--muted);
}

.sfif-arrow {
  flex: 0 0 auto;
  font-size: 12px;
  color: var(--muted);
  padding: 0 2px;
}

/* ---------------- PROGRESSIONS PANEL ---------------- */

#vibes {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}

/* temporarily hidden until preset progressions are wired back in */
#vibes,
#progressionList {
 }

#vibes .vibe {
  background: #1b1b1b;
  border: 1px solid #333;
  color: var(--ink);
  font-size: 13px;
  padding: 4px 10px;
  cursor: pointer;
  border-radius: 4px;
}

/* chord diagrams in center progression panel */

#chordDiagramGrid {
  margin-top: 8px;
  flex: 1;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 12px;
}

.chord-diagram {
  background: #111;
  border: 1px solid #222;
  border-radius: 6px;
  padding: 6px 6px 8px 6px;
  display: flex;
  flex-direction: column;
  align-items: center;
  font-size: 12px;
  
}

.chord-diagram .chord-name {
  font-weight: 600;
  margin-bottom: 4px;
}

.diagram-grid {
  display: grid;
  /* 1st col = fret numbers, next 6 = strings */
  grid-template-columns: 12px repeat(6, 18px);
  /* 1st row = markers, next 5 = frets 1–5 */
  grid-template-rows: 16px repeat(5, 18px);
  gap: 2px;
}

.diagram-fret-num {
  font-size: 10px;
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
}

.diagram-corner {
  /* top-left empty cell above fret numbers */
}

.diagram-marker {
  text-align: center;
  font-size: 10px;
  color: var(--muted);
}

.diagram-cell {
  width: 18px;
  height: 18px;
  border: 1px solid #333;
  border-radius: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* nut styling for open-position chords */
.diagram-cell.nut-cell {
  border-top-width: 3px;
  border-top-color: #f5f5f5;
}

.diagram-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #f5f5f5;
}

.fret-label {
  margin-top: 3px;
  font-size: 10px;
  color: var(--muted);
}

.prog {
  padding: 8px 10px;
  font-size: 14px;
  cursor: pointer;
  border-bottom: 1px solid #222;
}

.prog:hover {
  background: #1c1c1c;
}

.prog.active {
  background: #222;
  border-left: 4px solid var(--accent);
}

/* ---------------- FRETBOARD PANEL ---------------- */

#fretboardPanel {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* clean professional scale chart */

#fretboard {
  flex: 1;
  background: #101010;
  border-radius: 8px;
  padding: 12px;
  overflow-x: auto;
}

#fretboardGrid {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 50px;
  border-collapse: collapse;
}

.fret-col {
  display: grid;
  grid-template-rows: 26px repeat(6, 40px);
}

.fret-label-cell {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: var(--muted);
  border-bottom: 1px solid #333;
}

.string-cell {
  border-bottom: 1px solid var(--grid-line);
  border-right: 1px solid var(--grid-line);
  position: relative;
  background: #0a0a0a;
}

.string-cell:nth-child(even) {
  background: #090909;
}

.string-name {
  position: absolute;
  left: 4px;
  top: 3px;
  font-size: 10px;
  color: #555;
}

/* scale notes */

.scale-note-dot {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #f2f2f2;
  border: 1px solid #000;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: #000;
}

.scale-note-dot.root {
  background: #e15b64;
  color: #fff;
}

/* ---------------- CHORD SHAPES PANEL ---------------- */

#shapes {
  padding: 10px;
  border-radius: 8px;
  background: #101010;
  border: 1px solid #222;
}

#shapes h3 {
  margin: 0 0 8px 0;
  font-size: 14px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--muted);
}

#shapeList {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.shape-pill {
  background: #181818;
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 12px;
  border: 1px solid #333;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.shape-name {
  font-weight: 600;
}

.shape-tones {
  font-size: 11px;
  color: var(--muted);
}

/* ---------------- COMPOSER FOOTER ---------------- */

#composer {
  border-top: 1px solid #222;
  background: #050505;
}

#composerInner {
  max-width: 1300px;
  margin: 0 auto;
  padding: 10px 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}

#composer .label {
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #777;
  font-size: 11px;
}

#composer .chord-pill {
  background: #181818;
  border-radius: 999px;
  padding: 5px 10px;
  border: 1px solid #333;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
}

#composer .chord-root {
  font-weight: 600;
}

#composer .chord-roman {
  font-size: 11px;
  color: var(--muted);
}

#composer button {
  /* margin-left: auto;   <-- REMOVE THIS */
  background: #1b1b1b;
  border: 1px solid #333;
  color: var(--ink);
  font-size: 13px;
  padding: 6px 10px;
  cursor: pointer;
  border-radius: 4px;
}

#composer button:hover {
  border-color: var(--accent);
  color: var(--accent);
}

#composer button1 {
  background: #4CAF50;
  border: 1px solid #333;
  color: var(--ink);
  font-size: 13px;
  padding: 6px 10px;
  cursor: pointer;
  border-radius: 4px;
}

#composer button2 {
  background: #ff4a4a;
  border: 1px solid #333;
  color: var(--ink);
  font-size: 13px;
  padding: 6px 10px;
  cursor: pointer;
  border-radius: 4px;
}

/* remove button styles */

.composer-chord {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.remove-chord {
  background: #1b1b1b;
  border: 1px solid #333;
  color: var(--muted);
  font-size: 11px;
  padding: 2px 5px;
  border-radius: 3px;
  cursor: pointer;
}

.remove-chord:hover {
  border-color: var(--accent);
  color: var(--accent);
}