html, body {
    margin: 0;
    font-family: 'Moneto Grotesque';
    height: 100%;
}
header {
    background: #111;
    color: #fff;
    padding: 0.5rem 1rem;
    text-align: center;
}
header img {
    height: 40px;
    display: block;
    margin: 0 auto;
}
.gutter {
    background-color: #000000;
    width: 8px;
}
#split {
    height: calc(100vh - 60px);
    display: flex;
}
#sidebar, #preview {
    overflow: auto;
    padding: 1rem;
}
#sidebar {
    background: #f0f0f0;
    min-width: 240px;
}
#preview {
    outline: none;
    font-size: 40px;
    line-height: 1.2;
    transition: background 0.3s, color 0.3s;
}
label {
    font-family: 'Moneto Grotesque';
    display: block;
    margin: 1rem 0 0.5rem;
    font-weight: bold;
}
.axis-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: bold;
    margin-top: 1rem;
}
select {
    font-family: 'Moneto Grotesque';
}
input[type="range"],
input[type="number"],
input[type="file"],
input[type="color"],
textarea {
    font-family: 'Moneto Grotesque';
    width: 100%;
    margin-bottom: 1rem;
}
input[type="file"]::file-selector-button {
    font-family: 'Moneto Grotesque';
}
textarea {
    height: 100px;
    resize: vertical;
}
.toggle-group {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}
.direction-buttons button {
    font-family: 'Moneto Grotesque';
    flex: 1;
    padding: 0.5rem;
}
#instructions {
    margin-bottom: 1rem;
    font-style: italic;
    color: #555;
}
#featuresList div {
  display: flex;
  align-items: center;
  margin-bottom: 0.5rem;
  gap: 0.5rem;
}