/* In C — Admin Page Styles */

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

:root {
  --bg: #0a0a0f;
  --bg-panel: #12121a;
  --bg-elevated: #1a1a28;
  --bg-row: #141420;
  --bg-row-hover: #1a1a2e;
  --text: #e0e0e8;
  --text-dim: #666680;
  --text-muted: #444460;
  --border: #2a2a3a;
  --accent: #ff6b35;
  --danger: #ff4136;
}

html, body {
  width: 100%;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 14px;
}

#admin-app {
  max-width: 960px;
  margin: 0 auto;
  padding: 20px;
}

/* Header */
header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.header-left {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.back-link {
  color: var(--accent);
  text-decoration: none;
  font-size: 12px;
}

.back-link:hover {
  text-decoration: underline;
}

header h1 {
  font-size: 22px;
  font-weight: 600;
  color: var(--text);
}

.header-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

/* Buttons */
.btn {
  padding: 8px 18px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-elevated);
  color: var(--text);
  cursor: pointer;
  font-family: inherit;
  font-size: 13px;
  transition: all 0.15s;
  white-space: nowrap;
}

.btn:hover {
  border-color: var(--accent);
  background: var(--bg-panel);
}

.btn.primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.btn.primary:hover {
  background: #e05a28;
}

/* Settings Section */
.settings-section {
  margin-bottom: 32px;
}

.section-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 16px;
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  padding: 20px;
  background: var(--bg-row);
  border-radius: 8px;
}

.setting-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.setting-item label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.setting-item input,
.setting-item select {
  padding: 8px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-family: inherit;
  font-size: 14px;
}

.setting-item input:focus,
.setting-item select:focus {
  border-color: var(--accent);
  outline: none;
}

.btn.danger {
  color: var(--danger);
  border-color: transparent;
  background: transparent;
}

.btn.danger:hover {
  background: rgba(255, 65, 54, 0.1);
  border-color: var(--danger);
}

.btn.small {
  padding: 4px 10px;
  font-size: 12px;
}

.btn.preview-btn {
  padding: 4px 8px;
  font-size: 16px;
  border-color: transparent;
  background: transparent;
}

.btn.preview-btn:hover {
  background: var(--bg-elevated);
}

/* Musician List */
#musician-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.musician-row {
  display: grid;
  grid-template-columns: 40px 50px 46px 1fr 140px 36px 36px;
  gap: 12px;
  align-items: center;
  padding: 12px 16px;
  background: var(--bg-row);
  border-radius: 8px;
  transition: background 0.1s;
}

.musician-row:hover {
  background: var(--bg-row-hover);
}

/* Row header labels */
.row-header {
  display: grid;
  grid-template-columns: 40px 50px 46px 1fr 140px 36px 36px;
  gap: 12px;
  padding: 0 16px 8px;
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.row-number {
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
}

/* Label input */
.label-input {
  width: 44px;
  padding: 4px 6px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-family: inherit;
  font-size: 14px;
  font-weight: bold;
  text-align: center;
}

.label-input:focus {
  border-color: var(--accent);
  outline: none;
}

/* Color picker */
.color-picker-wrapper {
  position: relative;
  width: 36px;
  height: 36px;
}

.color-picker {
  width: 36px;
  height: 36px;
  border: 2px solid var(--border);
  border-radius: 50%;
  cursor: pointer;
  padding: 0;
  background: none;
}

.color-picker::-webkit-color-swatch-wrapper {
  padding: 0;
}

.color-picker::-webkit-color-swatch {
  border: none;
  border-radius: 50%;
}

/* Instrument select */
.instrument-select {
  width: 100%;
  padding: 6px 10px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-family: inherit;
  font-size: 13px;
  cursor: pointer;
}

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

.instrument-select optgroup {
  color: var(--text);
  background: var(--bg-elevated);
  font-weight: bold;
}

.instrument-select option {
  color: var(--text);
  background: var(--bg);
  padding: 4px;
}

/* Octave offset select */
.octave-select {
  width: 130px;
  padding: 6px 10px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-family: inherit;
  font-size: 13px;
}

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

/* Add button */
.add-btn {
  margin-top: 16px;
  width: 100%;
  padding: 14px;
  border-style: dashed;
  color: var(--text-dim);
  font-size: 14px;
}

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

/* Footer */
footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-dim);
}

.footer-hint {
  color: var(--text-muted);
}

/* Formatting for instrument names */
.instrument-name {
  text-transform: capitalize;
}

/* Responsive */
@media (max-width: 768px) {
  .musician-row {
    grid-template-columns: 30px 40px 36px 1fr;
    gap: 8px;
  }

  .octave-select {
    width: 100%;
    grid-column: 1 / -1;
  }

  .row-header {
    display: none;
  }
}