styles.css

:root {
  --primary-color: #121212;
  --text-color: #ffffff;
  --surface-color: #1e1e1e;
  --accent-color: #bb86fc;
}

#topcut-fab {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: var(--accent-color);
  box-shadow: 0 3px 5px -1px rgba(0,0,0,.2),0 6px 10px 0 rgba(0,0,0,.14),0 1px 18px 0 rgba(0,0,0,.12);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  border: none;
}

#topcut-fab:hover {
  background-color: #9965db;
}

#topcut-modal {
  position: fixed;
  bottom: 90px;
  right: 20px;
  width: 320px;
  max-width: 90vw;
  background-color: var(--surface-color);
  border-radius: 8px;
  box-shadow: 0 5px 5px -3px rgba(0,0,0,.2),0 8px 10px 1px rgba(0,0,0,.14),0 3px 14px 2px rgba(0,0,0,.12);
  padding: 16px;
  color: var(--text-color);
  z-index: 999;
  display: none;
  word-wrap: break-word;
}

.modal-header {
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 16px;
}

.input-group {
  margin-bottom: 16px;
}

.input-group label {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
}

.input-group input {
  width: calc(100% - 16px);
  padding: 8px;
  border-radius: 4px;
  border: 1px solid rgba(255,255,255,0.12);
  background-color: var(--primary-color);
  color: var(--text-color);
}

.input-group select {
  width: 100%;
  padding: 8px;
  border-radius: 4px;
  border: 1px solid rgba(255,255,255,0.12);
  background-color: var(--primary-color);
  color: var(--text-color);
}

.button {
  background-color: var(--accent-color);
  color: var(--primary-color);
  padding: 8px 16px;
  border-radius: 4px;
  border: none;
  cursor: pointer;
  font-weight: 500;
  width: 100%;
}

.button:hover {
  background-color: #9965db;
}

.results {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.12);
}

.modal-header,
.input-group label,
.results,
.button {
  color: var(--text-color);
}

#topcut-modal, 
#topcut-modal input,
#topcut-modal select,
#topcut-modal label,
#topcut-modal .results,
#topcut-modal .modal-header,
#topcut-modal option {
  color: rgba(255, 255, 255, 0.87);
}

#topcut-modal select option {
  background-color: var(--surface-color);
} 

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

.settings-icon {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.2em;
  padding: 4px;
  margin-left: 8px;
}

.settings-icon:hover {
  opacity: 0.8;
}