/* style.css */
body {
  font-family: Arial, sans-serif;
  padding: 20px;
  background: #f0f0f0;
  line-height: 1.6;
  max-width: 1200px;
  margin: 0 auto;
}

header, footer {
  background: #2c3e50;
  color: white;
  padding: 1em;
  text-align: center;
  margin: -20px -20px 20px;
  border-radius: 5px;
}

.input-section {
  background: white;
  padding: 20px;
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  margin-bottom: 20px;
}

#bulkInput {
  width: 100%;
  height: 200px;
  padding: 10px;
  margin: 10px 0;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-family: monospace;
}

button {
  background: #3498db;
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 16px;
  margin-right: 10px;
}

button:hover {
  background: #2980b9;
}

.results-section {
  background: white;
  padding: 20px;
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.error {
  color: #e74c3c;
  font-weight: bold;
  margin: 15px 0;
}

.cut-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 20px;
}

.cut-table th, .cut-table td {
  border: 1px solid #ddd;
  padding: 8px;
  text-align: left;
}

.cut-table th {
  background-color: #f2f2f2;
}

.efficient { color: #27ae60; }
.inefficient { color: #e67e22; }

@media (max-width: 600px) {
  body { padding: 10px; }
  #bulkInput { height: 150px; }
  .cut-table { display: block; overflow-x: auto; }
}