* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

/* Printer Floating Button CSS */
.printer-floating-btn {
  position: fixed;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, #3498db 0%, #2c3e50 100%);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  z-index: 10000;
  transition: all 0.3s ease;
  user-select: none;
  bottom: 30px;
  right: 30px;
}

.printer-floating-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

.printer-floating-btn i {
  font-size: 24px;
}

.printer-floating-btn.active {
  background: linear-gradient(135deg, #2c3e50 0%, #3498db 100%);
  transform: rotate(45deg);
}

.printer-floating-btn.active:hover {
  transform: rotate(45deg) scale(1.1);
}

/* Printer Menu Styles */
.printer-menu {
  position: fixed;
  background-color: white;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  padding: 20px;
  z-index: 9999;
  display: none;
  opacity: 0;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s, transform 0.3s;
  width: 300px;
  max-height: 90vh;
  overflow-y: auto;
  top: 50%;
  left: 50%;
}

.printer-menu.show {
  display: block;
  opacity: 1;
  transform: translate(-50%, -50%);
}

.printer-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 15px;
  border-bottom: 1px solid #eee;
}

.printer-menu-header h3 {
  color: #2c3e50;
  font-size: 1.3rem;
}

.close-menu {
  background: none;
  border: none;
  color: #7f8c8d;
  font-size: 1.2rem;
  cursor: pointer;
  transition: color 0.2s;
}

.close-menu:hover {
  color: #e74c3c;
}

.connection-status {
  display: flex;
  align-items: center;
  margin-bottom: 25px;
  padding: 12px;
  border-radius: 8px;
  background-color: #f8f9fa;
  gap: 10px;
}

.status-indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-connected {
  background-color: #2ecc71;
  box-shadow: 0 0 8px #2ecc71;
}

.status-disconnected {
  background-color: #e74c3c;
  box-shadow: 0 0 8px #e74c3c;
}

.status-connecting {
  background-color: #f39c12;
  box-shadow: 0 0 8px #f39c12;
  animation: printer-pulse 1.5s infinite;
}

@keyframes printer-pulse {
  0% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
  100% {
    opacity: 1;
  }
}

.status-text {
  font-weight: 600;
  color: #2c3e50;
}

/* Printer selection with refresh button */
.printer-selection {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.printer-selection-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.refresh-printer-btn {
  background: none;
  border: 1px solid #ddd;
  border-radius: 6px;
  padding: 6px 8px;
  cursor: pointer;
  color: #3498db;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.refresh-printer-btn:hover:not(:disabled) {
  background-color: #e9ecef;
  border-color: #3498db;
}

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

.refresh-printer-btn i {
  font-size: 14px;
}

.printer-select {
  padding: 10px 12px;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 0.95rem;
  background-color: #f8f9fa;
  color: #2c3e50;
  cursor: pointer;
  transition: all 0.2s;
}

.printer-select:hover:not(:disabled) {
  border-color: #3498db;
  background-color: #fff;
}

.printer-select:focus {
  outline: none;
  border-color: #3498db;
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.printer-select:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Darkness control placed immediately under printer selection dropdown */
.printer-darkness-control {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
  padding: 12px 0;
  border-bottom: 1px solid #eee;
}

.darkness-label {
  color: #555;
  font-weight: 600;
  font-size: 0.95rem;
}

.darkness-input-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.darkness-slider {
  flex: 1;
  height: 6px;
  border-radius: 3px;
  background: #ddd;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
}

.darkness-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #3498db;
  cursor: pointer;
  box-shadow: 0 2px 5px rgba(52, 152, 219, 0.3);
  transition: all 0.2s;
}

.darkness-slider::-webkit-slider-thumb:hover {
  background: #2980b9;
  box-shadow: 0 2px 8px rgba(52, 152, 219, 0.5);
  transform: scale(1.1);
}

.darkness-slider::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #3498db;
  cursor: pointer;
  border: none;
  box-shadow: 0 2px 5px rgba(52, 152, 219, 0.3);
  transition: all 0.2s;
}

.darkness-slider::-moz-range-thumb:hover {
  background: #2980b9;
  box-shadow: 0 2px 8px rgba(52, 152, 219, 0.5);
  transform: scale(1.1);
}

.darkness-value {
  min-width: 35px;
  text-align: center;
  font-weight: 600;
  color: #2c3e50;
  background-color: white;
  padding: 4px 8px;
  border-radius: 4px;
  border: 1px solid #ddd;
}

/* Print mode toggle styles */
.print-mode-toggle {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

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

.toggle-btn {
  flex: 1;
  padding: 10px 12px;
  border: 2px solid #ddd;
  border-radius: 6px;
  background-color: #f8f9fa;
  color: #2c3e50;
  cursor: pointer;
  font-weight: 500;
  font-size: 0.9rem;
  transition: all 0.2s;
}

.toggle-btn:hover {
  border-color: #3498db;
  background-color: #e9ecef;
}

.toggle-btn.active {
  background-color: #3498db;
  color: white;
  border-color: #3498db;
  box-shadow: 0 2px 8px rgba(52, 152, 219, 0.3);
}

.printer-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
}

.printer-action-btn {
  display: flex;
  align-items: center;
  padding: 12px 15px;
  border: none;
  border-radius: 8px;
  background-color: #f8f9fa;
  color: #2c3e50;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 1rem;
  font-weight: 500;
}

.printer-action-btn:hover:not(:disabled) {
  background-color: #e9ecef;
  transform: translateX(5px);
}

/* Disable styling for disabled buttons */
.printer-action-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.printer-action-btn i {
  margin-right: 12px;
  font-size: 1.1rem;
  width: 20px;
  text-align: center;
}

.connect-btn {
  background-color: #3498db;
  color: white;
}

.connect-btn:hover:not(:disabled) {
  background-color: #2980b9;
}

.disconnect-btn {
  background-color: #e74c3c;
  color: white;
}

.disconnect-btn:hover:not(:disabled) {
  background-color: #c0392b;
}

.printer-settings {
  border-top: 1px solid #eee;
  padding-top: 20px;
}

.setting-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
}

.setting-label {
  color: #555;
  font-weight: 600;
}

.setting-value {
  font-weight: 600;
  color: #2c3e50;
}

.printer-name {
  font-size: 1.1rem;
  font-weight: 600;
  color: #2c3e50;
  margin-bottom: 5px;
}

.printer-model {
  color: #7f8c8d;
  font-size: 0.9rem;
  margin-bottom: 15px;
}

/* Mobile responsive styles */
@media (max-width: 767px) {
  .printer-floating-btn {
    width: 50px;
    height: 50px;
    bottom: 20px;
    right: 20px;
  }

  .printer-floating-btn i {
    font-size: 20px;
  }

  .printer-menu {
    width: calc(100% - 20px);
    max-width: 100%;
    margin: 0;
    top: 50% !important;
    left: 50% !important;
    transform: translate(-50%, -50%);
    max-height: calc(100vh - 100px);
    padding: 15px;
  }

  .printer-menu-header h3 {
    font-size: 1.1rem;
  }

  .printer-action-btn {
    padding: 10px 12px;
    font-size: 0.9rem;
  }

  .printer-action-btn i {
    margin-right: 10px;
    font-size: 1rem;
  }

  .setting-item {
    margin-bottom: 12px;
  }

  .toggle-group {
    gap: 6px;
  }

  .toggle-btn {
    padding: 8px 10px;
    font-size: 0.85rem;
  }
}

@media (max-width: 480px) {
  .printer-floating-btn {
    width: 45px;
    height: 45px;
    bottom: 15px;
    right: 15px;
  }

  .printer-menu {
    width: calc(100% - 20px);
    top: 50% !important;
    left: 50% !important;
    transform: translate(-50%, -50%);
    padding: 12px;
  }

  .printer-menu-header h3 {
    font-size: 1rem;
  }

  .printer-action-btn {
    padding: 8px 10px;
    font-size: 0.85rem;
  }

  .toggle-group {
    gap: 5px;
  }

  .toggle-btn {
    padding: 8px 10px;
    font-size: 0.8rem;
  }
}