.options-container { max-width: 1200px; margin: 0 auto; }
.options-description { text-align: center; color: #aaa; margin-bottom: 1.5rem; font-size: 0.95em; }
.options-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 2rem; flex-wrap: wrap; gap: 1rem; }
.button-group { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.btn { background-color: #66cc66; color: #222222; border: none; padding: 10px 20px; border-radius: 5px; cursor: pointer; font-size: 1em; font-family: monospace; transition: background-color 0.3s ease; }
.btn:hover { background-color: #88e888; }
.btn-secondary { background-color: #444; color: #66cc66; border: 1px solid #66cc66; }
.btn-secondary:hover { background-color: #555; }
.category-section { margin-bottom: 1rem; background-color: #1a1a1a; border-radius: 8px; overflow: hidden; border: 1px solid #333; }
.category-header { display: flex; justify-content: space-between; align-items: center; padding: 1rem; background-color: #2a2a2a; cursor: pointer; user-select: none; transition: background-color 0.2s ease; }
.category-header:hover { background-color: #333; }
.category-title { font-weight: bold; color: #88e888; font-size: 1.2em; display: flex; align-items: center; gap: 0.5rem; }
.category-count { font-size: 0.85em; color: #999; font-weight: normal; }
.collapse-icon { font-size: 1.2em; color: #66cc66; transition: transform 0.3s ease; }
.category-section.collapsed .collapse-icon { transform: rotate(-90deg); }
.category-controls { display: flex; gap: 0.5rem; padding: 0.5rem 1rem; background-color: #222; border-bottom: 1px solid #333; }
.category-btn { background-color: #444; color: #66cc66; border: 1px solid #66cc66; padding: 5px 12px; border-radius: 4px; cursor: pointer; font-size: 0.9em; font-family: monospace; transition: background-color 0.2s ease; }
.category-btn:hover { background-color: #555; }
.options-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 0.5rem; padding: 1rem; max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
.category-section:not(.collapsed) .options-grid { max-height: 5000px; }
.category-section.collapsed .category-controls, .category-section.collapsed .options-grid { max-height: 0; padding: 0; overflow: hidden; }
.option-item { display: flex; align-items: center; gap: 0.5rem; padding: 0.5rem; background-color: #2a2a2a; border-radius: 4px; }
.option-item input[type="checkbox"] { width: 18px; height: 18px; cursor: pointer; accent-color: #66cc66; }
.option-item label { cursor: pointer; font-size: 0.95em; user-select: none; flex: 1; }
.save-message { position: fixed; top: 20px; right: 20px; background-color: #66cc66; color: #222222; padding: 1rem 1.5rem; border-radius: 5px; box-shadow: 0 4px 6px rgba(0,0,0,0.3); opacity: 0; transition: opacity 0.3s ease; pointer-events: none; z-index: 1000; }
.save-message.show { opacity: 1; }
.expand-collapse-all { display: flex; gap: 0.5rem; margin-bottom: 1rem; }
@media (max-width: 768px) { .options-grid { grid-template-columns: 1fr; } }