/* ===== DrumStation — Dark Theme, Orange/Yellow Accent ===== */
:root {
  --bg: #1a1a1a;
  --bg2: #222;
  --bg3: #2a2a2a;
  --fg: #e0e0e0;
  --fg2: #999;
  --accent: #f0a030;
  --accent2: #e8c840;
  --accent-dim: #7a5018;
  --border: #333;
  --knob-bg: #444;
  --knob-indicator: var(--accent);
  --trigger-bg: #553300;
  --trigger-active: var(--accent);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Courier New', monospace;
  background: var(--bg);
  color: var(--fg);
  min-height: 100vh;
  user-select: none;
}

/* ===== Header ===== */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: var(--bg2);
  border-bottom: 2px solid var(--accent-dim);
}

.header h1 {
  font-size: 18px;
  color: var(--accent);
  letter-spacing: 2px;
}

.header .version {
  color: var(--fg2);
  font-size: 12px;
}

/* ===== MIDI Bar ===== */
.midi-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 20px;
  background: var(--bg3);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.midi-bar label {
  color: var(--fg2);
  font-size: 11px;
  text-transform: uppercase;
}

.midi-bar select {
  background: var(--bg);
  color: var(--fg);
  border: 1px solid var(--border);
  padding: 4px 8px;
  font-size: 12px;
  font-family: inherit;
  border-radius: 3px;
}

.midi-bar select:focus {
  border-color: var(--accent);
  outline: none;
}

#midi-status {
  color: var(--fg2);
  font-size: 11px;
  margin-left: auto;
}

/* ===== Kit Bar ===== */
.kit-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
}

.kit-bar button, .mode-btn {
  background: var(--bg3);
  color: var(--fg);
  border: 1px solid var(--border);
  padding: 5px 14px;
  font-size: 12px;
  font-family: inherit;
  cursor: pointer;
  border-radius: 3px;
  transition: all 0.15s;
}

.kit-bar button:hover, .mode-btn:hover {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent);
}

.mode-btn {
  background: var(--accent-dim);
  color: var(--accent);
  font-weight: bold;
  min-width: 50px;
  text-align: center;
}

/* ===== Voice Grid ===== */
.voice-grid {
  padding: 12px 20px;
}

.voice-grid table {
  width: 100%;
  border-collapse: collapse;
}

.voice-grid th {
  color: var(--accent);
  font-size: 11px;
  text-transform: uppercase;
  padding: 6px 4px;
  text-align: center;
  border-bottom: 1px solid var(--border);
  font-weight: normal;
  letter-spacing: 1px;
}

.voice-grid th:first-child {
  text-align: left;
  width: 120px;
}

.voice-grid td {
  padding: 6px 4px;
  text-align: center;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.voice-grid td:first-child {
  text-align: left;
  color: var(--accent2);
  font-size: 12px;
  font-weight: bold;
  letter-spacing: 0.5px;
}

.voice-grid tr:hover {
  background: rgba(240, 160, 48, 0.05);
}

/* ===== Trigger Button ===== */
.voice-trigger {
  display: inline-block;
  width: 32px;
  height: 32px;
  background: var(--trigger-bg);
  border: 2px solid var(--accent-dim);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.1s;
}

.voice-trigger:hover {
  background: var(--accent-dim);
  border-color: var(--accent);
}

.voice-trigger.active {
  background: var(--accent);
  border-color: var(--accent2);
  box-shadow: 0 0 12px rgba(240, 160, 48, 0.5);
}

/* ===== Voice Random Button ===== */
.voice-random {
  display: inline-block;
  width: 24px;
  height: 24px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 3px;
  cursor: pointer;
  font-size: 12px;
  line-height: 22px;
  text-align: center;
  color: var(--fg2);
  transition: all 0.15s;
}

.voice-random:hover {
  background: var(--accent-dim);
  color: var(--accent);
  border-color: var(--accent);
}

/* ===== Knob ===== */
.knob-wrap {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.knob {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--knob-bg);
  border: 2px solid #555;
  position: relative;
  cursor: grab;
  transition: border-color 0.15s;
}

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

.knob.active {
  border-color: var(--accent);
  cursor: grabbing;
}

.knob::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 50%;
  width: 2px;
  height: 10px;
  background: var(--knob-indicator);
  transform-origin: bottom center;
  transform: translateX(-50%);
  border-radius: 1px;
}

.knob-value {
  font-size: 10px;
  color: var(--fg2);
  min-width: 30px;
  text-align: center;
}

/* ===== Monitor Section ===== */
.monitor-section {
  margin: 12px 20px;
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
}

.monitor-section.collapsed .monitor-content {
  display: none;
}

.monitor-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: var(--bg3);
  cursor: pointer;
}

.monitor-header button {
  background: var(--bg);
  color: var(--fg2);
  border: 1px solid var(--border);
  padding: 2px 10px;
  font-size: 11px;
  font-family: inherit;
  cursor: pointer;
  border-radius: 3px;
}

.monitor-header button:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.monitor-content {
  background: var(--bg);
}

.monitor-filters {
  display: flex;
  gap: 12px;
  padding: 6px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 11px;
  color: var(--fg2);
}

.monitor-filters label {
  display: flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
}

#monitor-log {
  height: 200px;
  overflow-y: auto;
  font-size: 11px;
  padding: 4px;
}

.mon-row {
  display: flex;
  gap: 8px;
  padding: 2px 8px;
  align-items: baseline;
  border-bottom: 1px solid rgba(255,255,255,0.03);
}

.mon-row.mon-even { background: rgba(255,255,255,0.02); }
.mon-time { color: var(--fg2); min-width: 90px; }
.mon-dir { min-width: 50px; font-weight: bold; }
.mon-dir-in { color: #6c6; }
.mon-dir-out { color: #69f; }
.mon-type { color: var(--accent); min-width: 70px; }
.mon-detail { flex: 1; }
.mon-hex-toggle { color: var(--fg2); cursor: pointer; font-size: 10px; }
.mon-hex-toggle:hover { color: var(--accent); }
.mon-hex { display: none; color: var(--fg2); font-size: 10px; word-break: break-all; }
.mon-hex.show { display: inline; }

#monitor-count { color: var(--fg2); font-size: 11px; }

/* ===== Global Parameters Bar ===== */
.global-bar {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 10px 20px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
}

.global-param {
  display: flex;
  align-items: center;
  gap: 10px;
}

.global-param label {
  color: var(--fg2);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.empty-cell { background: transparent; }
.voice-name { font-weight: bold; white-space: nowrap; }

/* ===== Scrollbar ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-dim); }