/* Main container */
.injector-calc-wrapper {
  background-color: #21252c;
  color: #ffffff;
  padding: 25px;
  border-radius: 10px;
  max-width: 700px;
  margin: 0 auto;
  font-family: Arial, sans-serif;
  /* border: 2px solid #ef1820; */
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.4);
}

/* Form groups */
.form-group {
  margin-bottom: 20px;
}

/* Label + icon */
.label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.label-row label {
  font-weight: bold;
  color: #ffffff;
  margin: 0;
}

/* Input styling */
.input-wrapper input,
.input-wrapper select {
  width: 100%;
  padding: 10px;
  font-size: 14px;
  border-radius: 4px;
  border: 1px solid #444;
  box-sizing: border-box;
  background-color: #2a2f38;
  color: #ffffff;
}

.input-wrapper input:focus,
.input-wrapper select:focus {
  border-color: #ef1820;
  outline: none;
}

/* Info icon */
.info-icon {
  background: #ef1820;
  color: white;
  border-radius: 50%;
  width: 20px;
  height: 20px;
  font-size: 14px;
  text-align: center;
  line-height: 20px;
  cursor: pointer;
  margin-left: 10px;
  flex-shrink: 0;
}

/* Tooltip/info box */
.info-box {
  display: none;
  background: #2a2f38;
  border: 1px solid #444;
  padding: 10px;
  margin-top: 5px;
  border-radius: 5px;
  font-size: 13px;
  line-height: 1.5;
  color: #ffffff;
}

/* Submit button */
button[type="submit"] {
  background-color: #ef1820;
  color: white;
  padding: 12px;
  border: none;
  border-radius: 6px;
  font-size: 15px;
  cursor: pointer;
  width: 100%;
  margin-top: 10px;
}

button[type="submit"]:hover {
  background-color: #c9141a;
}

/* Results box */
#injector-sizing-result {
  margin-top: 25px;
  font-size: 15px;
  background: #2a2f38;
  padding: 20px;
  border-radius: 8px;
  border: 1px solid #444;
  color: #ffffff;
}