:root {
  --primary: #06b6d4;
  --bg: #111827;
  --bg-panel: #1f2937;
  --text: #f9fafb;
  --text-secondary: #9ca3af;
  --success: #10b981;
  --error: #ef4444;
  --border: #374151;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  max-width: 1200px;
  margin: 50px auto;
  padding: 20px;
  background: var(--bg);
  color: var(--text);
}

body.modal-open {
  overflow: hidden;
}

.container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.container .section {
  display: flex;
  flex-direction: column;
}

.button-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-top: 20px;
}

.button-grid button {
  padding: 20px 10px;
  font-size: 18px;
  font-weight: 600;
}

.sliders {
  margin-top: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.slider-row {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 15px;
}

.slider-row:last-child {
  margin-bottom: 0;
}

.slider-row label {
  margin: 0;
  min-width: 30px;
}

input[type="range"] {
  flex: 1;
  height: 6px;
  background: var(--bg);
  border-radius: 3px;
  outline: none;
  -webkit-appearance: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
}

input[type="range"]::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border: none;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
}

.slider-row span {
  min-width: 30px;
  text-align: right;
  color: var(--text);
  font-weight: 600;
}

h1 {
  color: var(--primary);
  margin-bottom: 30px;
}

.section {
  padding: 20px;
  background: var(--bg-panel);
  border-radius: 8px;
  margin-bottom: 20px;
}

.section h2 {
  margin: 0 0 15px 0;
  color: var(--primary);
  font-size: 16px;
}

.status {
  padding: 15px;
  border-radius: 8px;
  background: var(--bg-panel);
  border-left: 4px solid var(--border);
  margin-bottom: 20px;
}

.status.connected {
  border-left-color: var(--success);
}

.status.error {
  border-left-color: var(--error);
}

label {
  display: block;
  margin-bottom: 8px;
  color: var(--text-secondary);
  font-size: 14px;
}

select {
  width: 100%;
  padding: 10px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 14px;
}

button {
  background: var(--primary);
  color: var(--bg);
  border: none;
  padding: 10px 20px;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 600;
  margin-top: 10px;
}

button:hover {
  opacity: 0.9;
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.button-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 15px 0;
}

.button.primary {
  background: var(--primary);
}

.button.secondary {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
}

.button.small {
  font-size: 12px;
  padding: 8px 16px;
  margin-top: 10px;
}

input {
  width: 100%;
  padding: 10px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 14px;
  margin-bottom: 10px;
}

input:focus {
  outline: none;
  border-color: var(--primary);
}

.message-log {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 15px;
  max-height: 300px;
  overflow-y: auto;
  font-family: "Courier New", monospace;
  font-size: 12px;
}

.message-entry {
  display: flex;
  padding: 4px 0;
  border-bottom: 1px solid var(--border);
}

.message-entry:last-child {
  border-bottom: none;
}

.message-entry.receive {
  color: var(--primary);
}

.message-entry.send {
  color: var(--success);
}

.timestamp {
  color: var(--text-secondary);
  margin-right: 15px;
  min-width: 70px;
}

.message {
  flex: 1;
  word-break: break-all;
}

.label {
  color: var(--text-secondary);
  font-size: 13px;
  margin-bottom: 10px;
}

/* Reusable Component Styles */
.demo-section {
  margin: 25px 0;
  padding: 20px;
  background: var(--bg-panel);
  border-radius: 8px;
  border: 1px solid var(--border);
}

.demo-section h3 {
  color: var(--primary);
  margin: 0 0 15px 0;
  font-size: 18px;
}

.control-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin: 15px 0;
}

.control-item {
  padding: 15px;
  background: var(--bg);
  border-radius: 6px;
  border: 1px solid var(--border);
}

.control-item label {
  margin-bottom: 10px;
  font-size: 13px;
}

.slider-example {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-top: 10px;
}

.slider-example input[type="range"] {
  flex: 1;
  height: 6px;
  background: var(--bg);
  border-radius: 3px;
  outline: none;
  -webkit-appearance: none;
}

.slider-example input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
}

.slider-example input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border: none;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
}

.range-display {
  min-width: 120px;
  font-size: 13px;
  color: var(--text-secondary);
}

.value-display {
  min-width: 40px;
  text-align: right;
  font-weight: 600;
  color: var(--primary);
  font-variant-numeric: tabular-nums;
}

.code-block {
  background: var(--bg);
  padding: 15px;
  border-radius: 6px;
  border: 1px solid var(--border);
  font-family: "Courier New", monospace;
  font-size: 12px;
  color: var(--text-secondary);
  margin: 10px 0;
  overflow-x: auto;
}

.info-box {
  background: rgba(6, 182, 212, 0.1);
  border-left: 4px solid var(--primary);
  padding: 15px;
  margin: 15px 0;
  border-radius: 6px;
}

.info-box p {
  margin: 0 0 10px 0;
  font-size: 14px;
}

.info-box p:last-child {
  margin-bottom: 0;
}

.info-box strong {
  color: var(--primary);
}

/* Patch Management Styles */
.patch-section {
  margin: 25px 0;
  padding: 20px;
  background: var(--bg-panel);
  border-radius: 8px;
  border: 1px solid var(--border);
}

.patch-section h3 {
  color: var(--primary);
  margin: 0 0 15px 0;
  font-size: 18px;
}

.patch-list {
  max-height: 300px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
}

.patch-item {
  padding: 12px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.patch-item:last-child {
  border-bottom: none;
}

.patch-item:hover {
  background: rgba(6, 182, 212, 0.05);
}

.patch-info {
  flex: 1;
}

.patch-name {
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}

.patch-meta {
  font-size: 12px;
  color: var(--text-secondary);
}

.patch-actions {
  display: flex;
  flex-direction: row;
  gap: 8px;
  min-width: auto;
}

.patch-actions button {
  padding: 6px 12px;
  font-size: 12px;
  height: 28px;
  line-height: 1;
  box-sizing: border-box;
  width: auto;
  white-space: nowrap;
}

.patch-actions-row {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 30px;
}

.patch-action-group {
  width: 100%;
}

.patch-action-group h4 {
  margin: 0 0 10px 0;
  font-size: 16px;
  color: var(--primary);
}

.patch-form {
  display: flex;
  gap: 10px;
  margin-bottom: 0;
  align-items: stretch;
}

.patch-form input {
  flex: 1;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  margin: 0;
}

.patch-form button {
  padding: 16px 32px;
  border-radius: 6px;
  font-size: 14px;
  white-space: nowrap;
  height: auto;
  margin: 0;
}

.file-upload {
  position: relative;
  display: flex;
  gap: 10px;
}

.file-upload input[type="file"] {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
}

.file-upload button {
  padding: 16px 32px;
  font-size: 14px;
  white-space: nowrap;
  width: 100%;
}

/* Programmatic Example Styles */
.knob-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 20px;
}

.knob-container {
  text-align: center;
}

.knob {
  width: 80px;
  height: 80px;
  margin: 0 auto 10px;
  position: relative;
}

.knob svg {
  transform: rotate(-135deg);
}

.knob-value {
  font-size: 12px;
  color: var(--text-secondary);
}

/* JSON Display for patchs */
.json-display {
  margin-top: 15px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 15px;
  font-family: "Courier New", monospace;
  font-size: 12px;
  color: var(--text-secondary);
  max-height: 200px;
  overflow-y: auto;
  white-space: pre-wrap;
}

/* DX7 Voice Manager Styles */
.file-input-wrapper {
  margin-bottom: 0;
}

.file-input-wrapper input[type="file"] {
  display: none;
}

.file-input-label {
  display: inline-block;
  padding: 12px 24px;
  background: var(--primary);
  color: var(--bg);
  border-radius: 6px;
  cursor: pointer;
  font-weight: 600;
  transition: opacity 0.2s;
}

.file-input-label:hover {
  opacity: 0.9;
}

.loaded-bank {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  margin-top: 15px;
}

.bank-details h3 {
  margin: 0 0 5px 0;
  color: var(--text);
  font-size: 16px;
}

.bank-details p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 14px;
}

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

.voice-count {
  background: var(--primary);
  color: var(--bg);
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 600;
  margin-top: 8px;
  display: inline-block;
}

.voice-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
  margin-top: 20px;
}

.voice-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px;
  transition: all 0.2s ease;
}

.voice-card:hover {
  border-color: var(--primary);
  transform: translateY(-1px);
}

.voice-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.voice-number {
  background: var(--primary);
  color: var(--bg);
  padding: 3px 8px;
  border-radius: 3px;
  font-size: 12px;
  font-weight: 600;
  min-width: 28px;
  text-align: center;
}

.voice-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin: 0;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.voice-actions {
  display: flex;
  gap: 6px;
}

.voice-actions button {
  flex: 1;
  padding: 6px 12px;
  font-size: 12px;
  margin: 0;
}

.voice-actions .button-primary {
  background: var(--primary);
  color: var(--bg);
}

.voice-actions .button-secondary {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
}

.voice-actions .button-primary.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  position: relative;
}

.voice-actions .button-primary.disabled:hover {
  opacity: 1 !important;
  background: rgba(6, 182, 212, 0.5) !important;
}

.voice-actions .button-primary.disabled[data-tooltip]:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: #000000 !important;
  color: #ffffff !important;
  padding: 10px 16px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  margin-bottom: 8px;
  z-index: 1000;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.8) !important;
  border: 1px solid #06b6d4 !important;
  opacity: 1 !important;
}

.spinner {
  display: inline-block;
  width: 12px;
  height: 12px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: var(--bg);
  animation: spin 0.8s linear infinite;
  margin-right: 6px;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.button-content {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Parameters Modal Styles */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
}

.modal-content {
  background-color: var(--bg-panel);
  margin: 5% auto;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  width: 90%;
  max-width: 1200px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  border-radius: 8px 8px 0 0;
}

.modal-header h2 {
  margin: 0;
  color: var(--primary);
  font-size: 20px;
}

.modal-close {
  color: var(--text-secondary);
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
  line-height: 1;
  padding: 0;
  margin: 0;
}

.modal-close:hover {
  color: var(--text);
}

.modal-body {
  padding: 25px;
}

.params-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 25px;
  margin-bottom: 25px;
}

.params-section {
  background: var(--bg);
  padding: 20px;
  border-radius: 6px;
  border: 1px solid var(--border);
}

.params-section h3 {
  margin: 0 0 15px 0;
  color: var(--primary);
  font-size: 16px;
}

.param-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
}

.param-row:last-child {
  border-bottom: none;
}

.param-label {
  font-size: 13px;
  color: var(--text-secondary);
}

.param-label.small {
  font-size: 12px;
  min-width: 30px;
}

.param-value {
  font-size: 13px;
  color: var(--text);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  min-width: 40px;
  text-align: right;
}

.operators-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 15px;
  margin-top: 15px;
}

.operator-card {
  background: var(--bg);
  padding: 15px;
  border-radius: 6px;
  border: 1px solid var(--border);
}

.operator-card h4 {
  margin: 0 0 12px 0;
  color: var(--primary);
  font-size: 14px;
}

.operator-card h5 {
  margin: 15px 0 8px 0;
  color: var(--primary);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Index page specific styles */
.index-container {
  max-width: 1200px;
  margin: 50px auto;
  padding: 20px;
  background: var(--bg);
  color: var(--text);
  display: block !important;
}

.examples-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-top: 30px;
}

.example-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
  text-decoration: none;
  color: var(--text);
  transition: all 0.2s ease;
  display: block;
}

.example-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  background: var(--bg-panel);
}

.example-card h3 {
  margin: 0 0 10px 0;
  color: var(--primary);
  font-size: 16px;
}

.example-card p {
  margin: 0 0 15px 0;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.5;
}

.tag {
  display: inline-block;
  background: var(--primary);
  color: var(--bg);
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
}

.github-link {
  text-align: center;
  margin-top: 40px;
  padding-top: 30px;
  border-top: 1px solid var(--border);
}

.github-link a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
}

.github-link a:hover {
  opacity: 0.8;
}