.gth-case-converter .gth-case-buttons { display: flex; flex-wrap: wrap; gap: var(--gth-space-2); margin-bottom: var(--gth-space-4); }
.gth-case-converter .gth-case-btn { padding: var(--gth-space-2) var(--gth-space-3); font-size: var(--gth-text-sm); color: var(--gth-text-primary); background: var(--gth-gray-100); border: 1px solid var(--gth-border-color); border-radius: var(--gth-radius-md); cursor: pointer; transition: all var(--gth-duration-normal); }
.gth-case-converter .gth-case-btn:hover { background: var(--gth-primary-subtle); border-color: var(--gth-primary); color: var(--gth-primary); }
.gth-case-converter .gth-case-btn.active { background: var(--gth-primary); border-color: var(--gth-primary); color: white; }
.gth-case-converter .gth-output-group { position: relative; }
.gth-case-converter .gth-output-group .gth-btn-sm { position: absolute; top: 32px; right: 8px; }