@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono&display=swap');

:root {
  --bg: #111;
  --panel: #1c1c1c;
  --panel-edge: #2a2a2a;
  --panel-groove: #0a0a0a;
  --lcd-bg: #1a2a10;
  --lcd-text: #a4d54e;
  --lcd-glow: rgba(164, 213, 78, 0.3);
  --label: #8a8a8a;
  --text: #ccc;
  --btn-bg: #2a2a2a;
  --btn-border: #444;
  --btn-active: #3a3a3a;
  --accent: #a4d54e;
  --error: #d94040;
  --error-bg: #2a1010;
  --error-text: #e06060;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 2rem 1rem;
}

/* --- Rack panel --- */

.rack-panel {
  width: 100%;
  max-width: 520px;
  background: var(--panel);
  border: 1px solid var(--panel-edge);
  border-radius: 4px;
  padding: 1.25rem 1.5rem 1.5rem;
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.04),
    0 4px 24px rgba(0,0,0,0.6);
  /* subtle brushed-metal texture */
  background-image:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 1px,
      rgba(255,255,255,0.008) 1px,
      rgba(255,255,255,0.008) 2px
    );
}

/* --- Header / branding --- */

.panel-header {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--panel-groove);
}

.brand {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--label);
}

.model {
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text);
}

/* --- Icon button (gear, close) --- */

.header-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.icon-btn {
  background: none;
  border: 1px solid transparent;
  color: var(--label);
  padding: 0.2rem;
  line-height: 1;
  cursor: pointer;
  border-radius: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.icon-btn:hover:not(:disabled) {
  color: var(--accent);
  border-color: var(--btn-border);
}

.icon-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* --- Globals modal --- */

.globals-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.globals-title {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.globals-modal-header .icon-btn {
  font-size: 1.3rem;
  padding: 0 0.2rem;
}

.globals-body {
  max-height: 60vh;
  overflow-y: auto;
}

.globals-loading {
  color: var(--label);
  font-size: 0.85rem;
  padding: 1rem 0;
  text-align: center;
}

.globals-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

.globals-table th {
  text-align: left;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--label);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.3rem 0.5rem;
  border-bottom: 1px solid var(--panel-edge);
}

.globals-table td {
  padding: 0.3rem 0.5rem;
  border-bottom: 1px solid var(--panel-groove);
  color: var(--text);
}

.globals-table td:last-child {
  font-family: 'Share Tech Mono', monospace;
  color: var(--lcd-text);
  text-align: right;
}

.globals-table input[type="number"] {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.82rem;
  width: 5rem;
  padding: 0.2rem 0.35rem;
  border-radius: 3px;
  border: 1px solid var(--btn-border);
  background: var(--btn-bg);
  color: var(--lcd-text);
  text-align: right;
  outline: none;
  -moz-appearance: textfield;
}

.globals-table input[type="number"]:focus {
  border-color: var(--accent);
}

.globals-table select {
  font-size: 0.82rem;
  padding: 0.2rem 0.35rem;
  padding-right: 1.4rem;
  background-position: right 0.35rem center;
}

.globals-table input[type="checkbox"] {
  accent-color: var(--accent);
  width: 1rem;
  height: 1rem;
  cursor: pointer;
}

.globals-table input[type="text"] {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.82rem;
  width: 10ch;
  padding: 0.2rem 0.35rem;
  border-radius: 3px;
  border: 1px solid var(--btn-border);
  background: var(--btn-bg);
  color: var(--lcd-text);
  outline: none;
  text-transform: uppercase;
}

.globals-table input[type="text"]:focus {
  border-color: var(--accent);
}

.note-label {
  margin-left: 0.5rem;
  font-size: 0.82rem;
  color: var(--lcd-text);
  opacity: 0.7;
}

.sound-enable-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0;
}

.sound-enable-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  color: var(--lcd-text);
  cursor: pointer;
}

.prog-edit-mode {
  font-size: 0.82rem;
  padding: 0.2rem 0.35rem;
  padding-right: 1.4rem;
  background-position: right 0.35rem center;
}

.sound-enable-label input[type="checkbox"] {
  accent-color: var(--accent);
  width: 1rem;
  height: 1rem;
  cursor: pointer;
}

/* --- LCD display --- */

.lcd {
  font-family: 'Share Tech Mono', monospace;
  background: var(--lcd-bg);
  color: var(--lcd-text);
  padding: 0.6rem 1rem;
  border-radius: 3px;
  margin-bottom: 1.25rem;
  border: 1px solid #0f1a08;
  box-shadow:
    inset 0 1px 4px rgba(0,0,0,0.5),
    0 0 8px var(--lcd-glow);
  word-break: break-word;
  text-shadow: 0 0 6px var(--lcd-glow);
  position: relative;
}

.lcd-line1 {
  font-size: 0.75rem;
  line-height: 1.4;
  opacity: 0.7;
}

.lcd-line2 {
  font-size: 1.3rem;
  line-height: 1.4;
  display: flex;
  gap: 0;
  padding-right: 1.5rem;
}

.lcd-line2.hidden {
  display: none;
}

.lcd-mode-select {
  width: 4ch;
  flex-shrink: 0;
  margin-right: 1ch;
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 2px;
  padding: 0;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  text-shadow: inherit;
  line-height: inherit;
}

.lcd-mode-select:hover:not(:disabled) {
  border-color: var(--lcd-text);
  background: rgba(164, 213, 78, 0.1);
}

.lcd-mode-select:focus:not(:disabled) {
  border-color: var(--lcd-text);
}

.lcd-mode-select:disabled {
  opacity: 1;
  cursor: default;
}

.lcd-mode-select option {
  background: var(--panel);
  color: var(--text);
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.9rem;
}

.lcd-bank-select {
  width: 10ch;
  flex-shrink: 0;
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 2px;
  padding: 0;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  text-shadow: inherit;
  line-height: inherit;
}

.lcd-bank-select:hover:not(:disabled) {
  border-color: var(--lcd-text);
  background: rgba(164, 213, 78, 0.1);
}

.lcd-bank-select:focus:not(:disabled) {
  border-color: var(--lcd-text);
}

.lcd-bank-select:disabled {
  opacity: 1;
  cursor: default;
}

.lcd-bank-select option {
  background: var(--panel);
  color: var(--text);
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.9rem;
}

.lcd-patch-input {
  width: 4.5ch;
  flex-shrink: 0;
  text-align: right;
  margin-right: 1ch;
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 2px;
  padding: 0;
  outline: none;
  cursor: pointer;
  text-shadow: inherit;
  line-height: inherit;
}

.lcd-patch-input:hover:not(:disabled) {
  border-color: var(--lcd-text);
  background: rgba(164, 213, 78, 0.1);
}

.lcd-patch-input:focus:not(:disabled) {
  border-color: var(--lcd-text);
  cursor: text;
}

.lcd-patch-input:disabled {
  opacity: 1;
  cursor: default;
}

.lcd-patch-input::-webkit-inner-spin-button,
.lcd-patch-input::-webkit-outer-spin-button {
  opacity: 0;
  width: 0;
  height: 0;
}

.lcd-patch-input:hover:not(:disabled)::-webkit-inner-spin-button,
.lcd-patch-input:focus:not(:disabled)::-webkit-inner-spin-button {
  opacity: 1;
  width: auto;
  height: auto;
  filter: invert(1) hue-rotate(50deg) brightness(1.5);
}

.lcd-col-name {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lcd-col-name.clickable {
  cursor: pointer;
  border: 1px solid transparent;
  border-radius: 2px;
}

.lcd-col-name.clickable:hover {
  border-color: var(--lcd-text);
  background: rgba(164, 213, 78, 0.1);
}

.lcd.error {
  background: var(--error-bg);
  color: var(--error-text);
  border-color: #2a0f0f;
  box-shadow:
    inset 0 1px 4px rgba(0,0,0,0.5),
    0 0 8px rgba(217, 64, 64, 0.2);
  text-shadow: 0 0 6px rgba(217, 64, 64, 0.3);
}

.lcd.success {
  background: var(--lcd-bg);
  color: var(--lcd-text);
}

/* --- Edit buffer button --- */

.edit-buf-btn {
  position: absolute;
  right: 0.5rem;
  bottom: 1.75rem;
  padding: 0.15rem;
  color: var(--lcd-text);
  opacity: 0.6;
}

.edit-buf-btn:hover:not(:disabled) {
  opacity: 1;
  color: var(--lcd-text);
  border-color: var(--lcd-text);
}

/* --- Program info modal --- */

.prog-info-content {
  max-width: 560px;
}

.prog-info-content .globals-body {
  max-height: 70vh;
}

/* Tab bar */
.prog-info-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--panel-edge);
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
}

.prog-info-tab {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.4rem 0.7rem;
  border: 1px solid transparent;
  border-bottom: none;
  border-radius: 3px 3px 0 0;
  background: none;
  color: var(--label);
  cursor: pointer;
  margin-bottom: -1px;
  white-space: nowrap;
}

.prog-info-tab:hover {
  color: var(--text);
  background: var(--btn-bg);
}

.prog-info-tab.active {
  color: var(--accent);
  border-color: var(--panel-edge);
  background: var(--panel);
}

.prog-info-tab:disabled {
  opacity: 0.35;
  cursor: default;
}

.prog-info-tab:disabled:hover {
  background: none;
  color: var(--label);
}

/* Tab panels */
.prog-info-panel {
  display: none;
}

.prog-info-panel.active {
  display: block;
}

/* Section flow: each subsection is a block that can reflow into columns */
.prog-info-sections {
  display: flex;
  flex-direction: column;
}

.prog-info-section-block {
  break-inside: avoid;
}

.prog-info-section-header td {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding-top: 0.6rem;
  border-bottom: 1px solid var(--panel-edge);
}

.prog-info-subsection td {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--label);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding-top: 0.4rem;
}

.midi-body {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.midi-actions {
  display: flex;
  gap: 0.5rem;
}

.midi-actions button {
  flex: 1;
}

.hidden {
  display: none !important;
}

label {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--label);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

select {
  font-size: 0.9rem;
  padding: 0.5rem 0.6rem;
  border-radius: 3px;
  border: 1px solid var(--btn-border);
  background: var(--btn-bg);
  color: var(--text);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%238a8a8a'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.6rem center;
  padding-right: 2rem;
}

select:focus {
  border-color: var(--accent);
}

button {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.55rem 0.75rem;
  border-radius: 3px;
  border: 1px solid var(--btn-border);
  background: var(--btn-bg);
  color: var(--text);
  cursor: pointer;
  outline: none;
  transition: background 0.1s, border-color 0.1s;
}

button:focus {
  border-color: var(--accent);
}

button:hover:not(:disabled) {
  background: var(--btn-active);
  border-color: var(--accent);
}

button:active:not(:disabled) {
  background: var(--panel-groove);
}

button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* --- Search modal --- */

.search-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding-top: 10vh;
  z-index: 100;
}

.search-modal-content {
  width: 100%;
  max-width: 480px;
  background: var(--panel);
  border: 1px solid var(--panel-edge);
  border-radius: 4px;
  padding: 1rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

#search-input {
  font-family: 'Share Tech Mono', monospace;
  font-size: 1rem;
  padding: 0.6rem 0.75rem;
  border-radius: 3px;
  border: 1px solid var(--btn-border);
  background: var(--btn-bg);
  color: var(--text);
  outline: none;
}

#search-input:focus {
  border-color: var(--accent);
}

.search-filters {
  display: flex;
  gap: 1rem;
  padding: 0.25rem 0;
}

.search-filter {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--text);
  text-transform: none;
  letter-spacing: normal;
  cursor: pointer;
}

.search-filter input[type="checkbox"] {
  accent-color: var(--accent);
  cursor: pointer;
}

#search-results {
  list-style: none;
  max-height: 50vh;
  overflow-y: auto;
}

.search-group-header {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.6rem 0.75rem 0.25rem;
  border-bottom: 1px solid var(--panel-groove);
  position: sticky;
  top: 0;
  background: var(--panel);
}

.search-result-item {
  padding: 0.4rem 0.75rem;
  cursor: pointer;
  border-radius: 3px;
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.search-result-item:hover,
.search-result-item.active {
  background: var(--btn-active);
  outline: 1px solid var(--accent);
}

.search-result-name {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.95rem;
  color: var(--text);
}

.search-result-meta {
  font-size: 0.7rem;
  color: var(--label);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* --- Responsive: wider viewports --- */

@media (min-width: 640px) {
  .rack-panel {
    max-width: 700px;
  }

  .search-modal-content {
    max-width: 560px;
  }

  .prog-info-content {
    max-width: 640px;
  }

  .prog-info-sections {
    columns: 2;
    column-gap: 1.25rem;
  }

  .prog-info-section-block {
    break-inside: avoid;
  }
}

@media (min-width: 900px) {
  .rack-panel {
    max-width: 840px;
  }

  .search-modal-content {
    max-width: 640px;
  }

  .prog-info-content {
    max-width: 800px;
  }

  .prog-info-content .globals-body {
    max-height: 75vh;
  }
}