/* 
  Octarule Project
  Author: Keith (Arc.Keith)
  Created: July 2025
  License: Creative Commons Attribution 4.0 International (CC BY 4.0)
  https://creativecommons.org/licenses/by/4.0/
*/

.calculator-wrapper {
  max-width: 450px;
  margin: 2rem auto;
  padding: 1rem;
}

input, button {
  font-size: 1.1rem;
  padding: 0.6rem;
  width: 100%;
  margin: 0.5rem 0;
  box-sizing: border-box;
  background: #1e1e1e;
  color: #e0e0e0;
  border: 1px solid #444;
  border-radius: 5px;
}

input:focus, button:hover {
  outline: none;
  border-color: #888;
}

label {
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
  gap: 0.5rem;
  font-size: 1rem;
}

.result, .error {
  margin-top: 1rem;
  font-weight: bold;
}

.error {
  color: #ff7070;
}

.history {
  margin-top: 1.5rem;
  padding: 1rem;
  background: #1c1c1c;
  border-radius: 8px;
  max-height: 200px;
  overflow-y: auto;
  font-size: 0.95rem;
  border: 1px solid #333;
}

.history-entry {
  margin-bottom: 0.8rem;
  border-bottom: 1px solid #444;
  padding-bottom: 0.5rem;
}

.clickable-result {
  background: #243e52;
  padding: 0.5rem;
  margin-top: 0.4rem;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.2s;
  color: #ccefff;
}

.clickable-result:hover {
  background: #2d4d68;
}

#calc-div {
  max-width: 400px;
  margin: 2rem auto;
}