/* Global styles */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f5f7fa;
  color: #333;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

header {
  background-color: #2c3e50;
  color: #ecf0f1;
  padding: 1rem 2rem;
  text-align: center;
}

header h1 {
  margin: 0 0 0.5rem 0;
  font-size: 1.8rem;
}

header p {
  margin: 0;
  font-size: 0.9rem;
}

#content {
  flex: 1;
  display: flex;
  padding: 1rem;
  gap: 1rem;
}

/* Sidebar styles */
#item-list {
  width: 25%;
  max-width: 260px;
  background-color: #ffffff;
  border: 1px solid #ddd;
  border-radius: 4px;
  padding: 1rem;
  overflow-y: auto;
  height: calc(100vh - 180px);
}

#item-list input[type="text"] {
  width: 100%;
  padding: 0.5rem;
  margin-bottom: 0.75rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 0.9rem;
}

#item-list ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

#item-list li {
  padding: 0.5rem;
  border-bottom: 1px solid #f0f0f0;
  cursor: pointer;
  transition: background-color 0.2s;
}

#item-list li:hover {
  background-color: #f5f5f5;
}

#item-list li.selected {
  background-color: #dfe6e9;
  font-weight: bold;
}

/* Details section styles */
main#details {
  flex: 1;
  background-color: #ffffff;
  border: 1px solid #ddd;
  border-radius: 4px;
  padding: 1rem 2rem;
  overflow-y: auto;
  height: calc(100vh - 180px);
}

#placeholder {
  text-align: center;
  color: #777;
  margin-top: 3rem;
}

.hidden {
  display: none;
}

#ingredient-list, #raw-materials {
  list-style: none;
  padding: 0;
  margin: 0;
}

#ingredient-list li, #raw-materials li {
  padding: 0.3rem 0;
}

#ingredient-list li span, #raw-materials li span {
  margin-left: 0.5rem;
}

#quantity-controls {
  margin: 0.5rem 0 1rem 0;
}

#quantity-controls label {
  margin-right: 0.5rem;
}

#quantity-controls input[type="number"] {
  width: 80px;
  padding: 0.2rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 0.9rem;
}

footer {
  background-color: #ecf0f1;
  padding: 0.75rem 2rem;
  font-size: 0.8rem;
  text-align: center;
  border-top: 1px solid #ddd;
}