/* ODRFID Kit - Web RFID Reader Styles */
/* Inspired by UnitX Lua IDE design system */

/* Radix UI Colors - Dark Theme (default) */
:root,
[data-theme="dark"] {
  /* Gray scale (Radix gray-dark) */
  --gray-1: #111111;
  --gray-2: #191919;
  --gray-3: #222222;
  --gray-4: #2a2a2a;
  --gray-5: #313131;
  --gray-6: #3a3a3a;
  --gray-7: #484848;
  --gray-8: #606060;
  --gray-9: #6e6e6e;
  --gray-10: #7b7b7b;
  --gray-11: #b4b4b4;
  --gray-12: #eeeeee;

  /* Blue scale (Radix blue-dark) */
  --blue-1: #0d1520;
  --blue-2: #111927;
  --blue-3: #0d2847;
  --blue-4: #003362;
  --blue-5: #004074;
  --blue-6: #104d87;
  --blue-7: #205d9e;
  --blue-8: #2870bd;
  --blue-9: #0090ff;
  --blue-10: #3b9eff;
  --blue-11: #70b8ff;
  --blue-12: #c2e6ff;

  /* Semantic mappings */
  --bg-base: var(--gray-1);
  --bg-subtle: var(--gray-2);
  --bg-ui: var(--gray-3);
  --bg-hover: var(--gray-4);
  --bg-active: var(--gray-5);
  --border-subtle: var(--gray-6);
  --border-ui: var(--gray-7);
  --border-hover: var(--gray-8);
  --text-muted: var(--gray-11);
  --text-primary: var(--gray-12);

  --accent: var(--blue-9);
  --accent-hover: var(--blue-10);
  --accent-text: var(--blue-11);
  --accent-bg: var(--blue-3);
  --accent-border: var(--blue-7);

  /* Semantic colors */
  --success: #30a46c;
  --success-bg: #0c1f17;
  --error: #e5484d;
  --error-bg: #291415;
  --warning: #f5d90a;
  --warning-bg: #1d180c;

  /* Effects */
  --shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --blur: 12px;
  --panel-bg: rgba(17, 17, 19, 0.75);

  /* Radii */
  --radius-1: 4px;
  --radius-2: 6px;
  --radius-3: 8px;
  --radius-4: 12px;
  --radius-5: 16px;

  /* Layout */
  --sidebar-width: 280px;
  --header-height: 56px;
  --footer-height: 36px;
}

/* Light Theme */
[data-theme="light"] {
  /* Gray scale (Radix gray-light) */
  --gray-1: #fcfcfc;
  --gray-2: #f9f9f9;
  --gray-3: #f0f0f0;
  --gray-4: #e8e8e8;
  --gray-5: #e0e0e0;
  --gray-6: #d9d9d9;
  --gray-7: #cecece;
  --gray-8: #bbbbbb;
  --gray-9: #8d8d8d;
  --gray-10: #838383;
  --gray-11: #646464;
  --gray-12: #202020;

  /* Blue scale (Radix blue-light) */
  --blue-1: #fbfdff;
  --blue-2: #f4faff;
  --blue-3: #e6f4fe;
  --blue-4: #d5efff;
  --blue-5: #c2e5ff;
  --blue-6: #acd8fc;
  --blue-7: #8ec8f6;
  --blue-8: #5eb1ef;
  --blue-9: #0090ff;
  --blue-10: #0588f0;
  --blue-11: #0d74ce;
  --blue-12: #113264;

  /* Semantic mappings */
  --bg-base: var(--gray-1);
  --bg-subtle: var(--gray-2);
  --bg-ui: var(--gray-3);
  --bg-hover: var(--gray-4);
  --bg-active: var(--gray-5);
  --border-subtle: var(--gray-6);
  --border-ui: var(--gray-7);
  --border-hover: var(--gray-8);
  --text-muted: var(--gray-11);
  --text-primary: var(--gray-12);

  --accent: var(--blue-9);
  --accent-hover: var(--blue-10);
  --accent-text: var(--blue-11);
  --accent-bg: var(--blue-3);
  --accent-border: var(--blue-7);

  /* Semantic colors */
  --success: #30a46c;
  --success-bg: #e6f6eb;
  --error: #e5484d;
  --error-bg: #ffefef;
  --warning: #f5a623;
  --warning-bg: #fff8e6;

  /* Effects */
  --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.15);
  --blur: 12px;
  --panel-bg: rgba(252, 252, 252, 0.85);
}

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

html, body {
  height: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 13px;
  color: var(--text-primary);
  background: var(--bg-base);
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Header */
.app-header {
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  background: var(--panel-bg);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  border-bottom: 1px solid var(--border-subtle);
  z-index: 100;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header-left h1 {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
}

.version {
  font-size: 11px;
  color: var(--text-muted);
  padding: 4px 10px;
  background: var(--bg-ui);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-2);
  font-family: 'JetBrains Mono', 'Consolas', monospace;
}

/* Main Layout */
.app-main {
  flex: 1;
  display: flex;
  height: calc(100vh - var(--header-height) - var(--footer-height));
  overflow: hidden;
}

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  background: var(--panel-bg);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  border-right: 1px solid var(--border-subtle);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.sidebar section {
  padding: 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.sidebar h2 {
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--text-muted);
  margin-bottom: 12px;
}

/* Card Info Panel */
.card-info-panel {
  position: relative;
}

.led-indicator {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gray-8);
  transition: background 0.3s, box-shadow 0.3s;
}

.led-indicator.active {
  background: var(--success);
  box-shadow: 0 0 8px var(--success);
}

.led-indicator.error {
  background: var(--error);
  box-shadow: 0 0 8px var(--error);
}

.led-indicator.warning {
  background: var(--warning);
  box-shadow: 0 0 8px var(--warning);
}

.card-details .info-row {
  display: flex;
  align-items: center;
  height: 40px;
  margin-bottom: 8px;
  gap: 8px;
  padding: 0 12px;
  background: var(--bg-ui);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-2);
}

.card-details label {
  font-size: 11px;
  color: var(--text-muted);
  min-width: 70px;
}

.card-details span {
  flex: 1;
  font-family: 'JetBrains Mono', 'Consolas', monospace;
  font-size: 12px;
  color: var(--text-primary);
  word-break: break-all;
}

/* Key Panel */
.key-controls {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.key-controls select,
.key-controls input {
  padding: 8px 12px;
  background: var(--bg-ui);
  border: 1px solid var(--border-ui);
  border-radius: var(--radius-2);
  font-family: 'JetBrains Mono', 'Consolas', monospace;
  font-size: 12px;
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.15s;
}

.key-controls select:focus,
.key-controls input:focus {
  border-color: var(--accent);
}

.key-controls input {
  text-transform: uppercase;
}

/* Sector List */
.sector-list-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow-y: auto;
  border-bottom: none !important;
  padding-bottom: 0 !important;
}

.sector-list {
  list-style: none;
  flex: 1;
  overflow-y: auto;
}

.sector-list li {
  padding: 8px 12px;
  cursor: pointer;
  border-radius: var(--radius-2);
  font-size: 12px;
  transition: background 0.1s;
  color: var(--text-muted);
}

.sector-list li:hover {
  background: var(--bg-ui);
  color: var(--text-primary);
}

.sector-list li.selected {
  background: var(--accent-bg);
  color: var(--accent-text);
}

.sector-list li.modified {
  font-weight: 600;
}

.sector-list li.error {
  color: var(--error);
}

/* Content Area */
.content-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
}

/* Toolbar */
.toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--panel-bg);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  border-bottom: 1px solid var(--border-subtle);
}

.toolbar-spacer {
  flex: 1;
}

.view-options {
  display: flex;
  align-items: center;
  gap: 8px;
}

.view-options label {
  font-size: 12px;
  color: var(--text-muted);
}

.view-options select {
  padding: 6px 10px;
  background: var(--bg-ui);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-2);
  font-size: 12px;
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.15s;
}

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

/* Data View */
.data-view {
  flex: 1;
  overflow: auto;
  padding: 16px;
  background: var(--bg-base);
}

.placeholder-message {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--text-muted);
  font-size: 14px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 32px;
  padding: 0 14px;
  background: var(--bg-ui);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-3);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s;
}

.btn:hover:not(:disabled) {
  background: var(--bg-hover);
  border-color: var(--border-ui);
  color: var(--text-primary);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--accent-bg);
  border-color: var(--accent-border);
  color: var(--accent-text);
}

.btn-primary:hover:not(:disabled) {
  background: var(--blue-4);
  border-color: var(--blue-8);
  color: var(--blue-12);
}

.btn-secondary {
  background: var(--bg-ui);
  border-color: var(--border-subtle);
  color: var(--text-muted);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--bg-hover);
  border-color: var(--border-ui);
  color: var(--text-primary);
}

.btn-warning {
  background: var(--error-bg);
  border-color: var(--error);
  color: var(--error);
}

.btn-warning:hover:not(:disabled) {
  background: rgba(229, 72, 77, 0.25);
}

.btn-icon {
  width: 24px;
  height: 24px;
  padding: 0;
  background: transparent;
  border: none;
  color: var(--text-muted);
  border-radius: var(--radius-2);
  cursor: pointer;
  transition: all 0.15s;
  flex-shrink: 0;
}

.btn-icon:hover:not(:disabled) {
  background: var(--bg-hover);
  border-color: var(--border-ui);
  color: var(--text-primary);
}

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

.icon {
  font-size: 14px;
}

/* Footer */
.app-footer {
  height: var(--footer-height);
  background: var(--panel-bg);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  border-top: 1px solid var(--border-subtle);
}

.status-bar {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  font-size: 11px;
  color: var(--text-muted);
}

.connection-status {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-2);
  font-size: 11px;
  font-weight: 500;
}

.connection-status::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gray-8);
}

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

.connection-status.connected::before {
  background: var(--success);
}

.connection-status.disconnected {
  color: var(--text-muted);
}

/* Dialog */
.dialog {
  padding: 24px;
  border: 1px solid var(--border-ui);
  border-radius: var(--radius-4);
  box-shadow: var(--shadow-lg);
  max-width: 400px;
  background: var(--panel-bg);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  color: var(--text-primary);
}

.dialog[open] {
  position: fixed;
  inset: 0;
  margin: auto;
  width: fit-content;
  height: fit-content;
}

.dialog::backdrop {
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

/* Custom Select Styling */
.dialog select,
.access-form select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23b4b4b4' d='M2 4l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 32px;
  cursor: pointer;
}

.dialog select:focus,
.access-form select:focus {
  border-color: var(--accent);
}

.dialog select option,
.access-form select option {
  background: var(--bg-ui);
  color: var(--text-primary);
  padding: 8px;
}

.dialog h2 {
  margin-bottom: 16px;
  font-size: 17px;
  font-weight: 500;
}

.dialog p {
  margin-bottom: 24px;
  color: var(--text-muted);
  line-height: 1.5;
}

.dialog-buttons {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.dialog-error h2 {
  color: var(--error);
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--gray-6);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gray-7);
}

/* Access Dialog */
.dialog-access {
  max-width: 480px;
  min-width: 380px;
}

.access-form {
  margin-bottom: 20px;
}

.access-form .form-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.access-form .form-row label {
  font-size: 13px;
  color: var(--text-muted);
  min-width: 60px;
}

.access-form .form-row select {
  flex: 1;
  padding: 8px 12px;
  background: var(--bg-ui);
  border: 1px solid var(--border-ui);
  border-radius: var(--radius-2);
  font-size: 14px;
  color: var(--text-primary);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23b4b4b4' d='M2 4l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
  cursor: pointer;
}

.access-form .form-row select:focus {
  border-color: var(--accent);
}

.access-form .form-row select option {
  background: var(--bg-ui);
  color: var(--text-primary);
}

.mode-hint {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 12px;
  padding: 0 4px;
}

.access-warning {
  background: rgba(255, 180, 0, 0.15);
  border: 1px solid rgba(255, 180, 0, 0.4);
  border-radius: var(--radius-2);
  padding: 10px 12px;
  margin-bottom: 12px;
  font-size: 12px;
  color: #f5a623;
  font-weight: 500;
}

.access-details-box {
  background: var(--bg-ui);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-3);
  padding: 12px;
  margin-bottom: 16px;
}

.access-details-box > label {
  display: block;
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.access-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.access-table th,
.access-table td {
  padding: 8px 10px;
  text-align: left;
  border: 1px solid var(--border-subtle);
}

.access-table th {
  background: var(--bg-hover);
  color: var(--text-muted);
  font-weight: 500;
}

.access-table td {
  color: var(--text-primary);
}

.keys-group {
  background: var(--bg-ui);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-3);
  padding: 12px;
}

.keys-group > label {
  display: block;
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.keys-group .key-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.keys-group .key-row:last-child {
  margin-bottom: 0;
}

.keys-group .key-row input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
}

.keys-group .key-row label {
  font-size: 12px;
  color: var(--text-muted);
  min-width: 50px;
}

.keys-group .key-row input[type="text"] {
  flex: 1;
  padding: 6px 10px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-2);
  font-family: 'JetBrains Mono', 'Consolas', monospace;
  font-size: 12px;
  color: var(--text-primary);
  text-transform: uppercase;
  outline: none;
}

.keys-group .key-row input[type="text"]:focus {
  border-color: var(--accent);
}

.keys-group .key-row input[type="text"]:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Settings Modal */
.modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s;
}

.modal.show {
  opacity: 1;
  pointer-events: auto;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  max-width: 400px;
  width: 90%;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-ui);
  border-radius: var(--radius-4);
  box-shadow: var(--shadow-lg);
}

.modal-content h3 {
  margin: 0 0 20px;
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}

.modal-footer {
  margin-top: 20px;
  display: flex;
  justify-content: flex-end;
}

.settings-section {
  margin-bottom: 20px;
}

.settings-section h4 {
  margin: 0 0 12px;
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.setting-options {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.setting-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--bg-ui);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-2);
  cursor: pointer;
  transition: all 0.15s;
}

.setting-option:hover {
  background: var(--bg-hover);
  border-color: var(--border-ui);
}

.setting-option:has(input:checked) {
  background: var(--accent-bg);
  border-color: var(--accent-border);
}

.setting-option input[type="radio"] {
  appearance: none;
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border: 2px solid var(--border-ui);
  border-radius: 50%;
  background: var(--bg-base);
  cursor: pointer;
  transition: all 0.15s;
  flex-shrink: 0;
}

.setting-option input[type="radio"]:checked {
  border-color: var(--accent);
  background: var(--accent);
  box-shadow: inset 0 0 0 3px var(--bg-base);
}

.setting-option-label {
  font-size: 13px;
  color: var(--text-primary);
}

.btn-block {
  width: 100%;
}

/* Device Settings Modal */
.modal-device {
  max-width: 480px;
  width: 95%;
}

.device-info {
  padding: 8px 12px;
  background: var(--bg-ui);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-2);
  margin-bottom: 16px;
  font-family: 'JetBrains Mono', 'Consolas', monospace;
  font-size: 12px;
  color: var(--text-muted);
}

.device-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
  background: var(--bg-ui);
  padding: 4px;
  border-radius: var(--radius-3);
}

.tab-btn {
  flex: 1;
  padding: 8px 12px;
  background: transparent;
  border: none;
  border-radius: var(--radius-2);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s;
}

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

.tab-btn.active {
  background: var(--accent-bg);
  color: var(--accent-text);
}

.device-tab-content {
  min-height: 200px;
}

.device-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.device-checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: var(--bg-ui);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-2);
  cursor: pointer;
  transition: all 0.15s;
  min-width: 120px;
}

.device-checkbox:hover {
  background: var(--bg-hover);
  border-color: var(--border-ui);
}

.device-checkbox:has(input:checked) {
  background: var(--accent-bg);
  border-color: var(--accent-border);
}

.device-checkbox:has(input:disabled) {
  opacity: 0.5;
  cursor: not-allowed;
}

.device-checkbox input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
  cursor: pointer;
}

.device-checkbox span {
  font-size: 13px;
  color: var(--text-primary);
}

.device-form-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

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

.device-form-row > label {
  font-size: 13px;
  color: var(--text-muted);
  min-width: 140px;
}

.device-form-row input[type="number"],
.device-form-row input[type="text"],
.device-form-row select {
  flex: 1;
  padding: 8px 12px;
  background: var(--bg-ui);
  border: 1px solid var(--border-ui);
  border-radius: var(--radius-2);
  font-size: 13px;
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.15s;
}

.device-form-row input[type="text"] {
  font-family: 'JetBrains Mono', 'Consolas', monospace;
  text-transform: uppercase;
}

.device-form-row input:focus,
.device-form-row select:focus {
  border-color: var(--accent);
}

.device-form-row select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23b4b4b4' d='M2 4l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
  cursor: pointer;
}

.input-suffix {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
}

.input-suffix input {
  flex: 1;
}

.input-suffix span {
  font-size: 12px;
  color: var(--text-muted);
}

.key-selector {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
}

.key-radio {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 10px;
  background: var(--bg-ui);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-2);
  cursor: pointer;
  transition: all 0.15s;
}

.key-radio:hover {
  background: var(--bg-hover);
}

.key-radio:has(input:checked) {
  background: var(--accent-bg);
  border-color: var(--accent-border);
}

.key-radio input[type="radio"] {
  display: none;
}

.key-radio span {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
}

.key-selector input[type="text"] {
  flex: 1;
  padding: 8px 12px;
  background: var(--bg-ui);
  border: 1px solid var(--border-ui);
  border-radius: var(--radius-2);
  font-family: 'JetBrains Mono', 'Consolas', monospace;
  font-size: 13px;
  color: var(--text-primary);
  text-transform: uppercase;
  outline: none;
}

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

.format-hint {
  margin-top: 12px;
  padding: 12px;
  background: var(--bg-ui);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-2);
  font-size: 12px;
  color: var(--text-muted);
}

.format-hint p {
  margin: 0 0 8px;
}

.format-hint ul {
  margin: 0;
  padding-left: 20px;
  line-height: 1.6;
}

.format-hint code {
  font-family: 'JetBrains Mono', 'Consolas', monospace;
  background: var(--bg-hover);
  padding: 2px 6px;
  border-radius: var(--radius-1);
  color: var(--accent-text);
}

.device-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.control-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.control-hint {
  margin-top: 16px;
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Clone Button */
.btn-clone {
  background: var(--success-bg);
  border-color: var(--success);
  color: var(--success);
}

.btn-clone:hover:not(:disabled) {
  background: rgba(48, 164, 108, 0.25);
}

/* Clone Dialogs */
.dialog-clone {
  max-width: 420px;
  min-width: 340px;
}

.clone-hint {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.5;
}

.clone-form {
  margin-bottom: 20px;
}

.clone-form .form-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.clone-form .form-row > label {
  font-size: 13px;
  color: var(--text-muted);
  min-width: 130px;
}

.clone-form .uid-input,
.clone-form .pwd-input {
  flex: 1;
  padding: 10px 12px;
  background: var(--bg-ui);
  border: 1px solid var(--border-ui);
  border-radius: var(--radius-2);
  font-family: 'JetBrains Mono', 'Consolas', monospace;
  font-size: 14px;
  color: var(--text-primary);
  text-transform: uppercase;
  outline: none;
  transition: border-color 0.15s;
}

.clone-form .uid-input:focus,
.clone-form .pwd-input:focus {
  border-color: var(--accent);
}

.clone-form .uid-input:disabled,
.clone-form .pwd-input:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.uid-length-hint {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: -4px;
  margin-bottom: 12px;
  padding-left: 142px;
}

.radio-group {
  display: flex;
  gap: 8px;
  flex: 1;
}

.radio-option {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  background: var(--bg-ui);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-2);
  cursor: pointer;
  transition: all 0.15s;
  flex: 1;
}

.radio-option:hover {
  background: var(--bg-hover);
  border-color: var(--border-ui);
}

.radio-option:has(input:checked) {
  background: var(--accent-bg);
  border-color: var(--accent-border);
}

.radio-option input[type="radio"] {
  display: none;
}

.radio-option span {
  font-size: 13px;
  color: var(--text-primary);
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 130px;
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
  cursor: pointer;
}

.checkbox-label span {
  font-size: 13px;
  color: var(--text-muted);
}

/* Responsive */
@media (max-width: 768px) {
  .app-main {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    max-height: 40vh;
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
  }

  .toolbar {
    flex-wrap: wrap;
  }
}