._sidebar_1c5fa_1{width:280px;border-right:1px solid var(--color-border);background:var(--color-background);overflow-y:auto;transition:transform .3s ease;z-index:100}@media(max-width:768px){._sidebar_1c5fa_1{position:fixed;left:0;top:0;height:100vh;padding-top:60px;transform:translate(-100%)}._sidebar_1c5fa_1._open_1c5fa_20{transform:translate(0);box-shadow:2px 0 8px #00000080}}._header_1c5fa_26{padding:1.5rem 1rem 1rem;border-bottom:1px solid var(--color-border)}._header_1c5fa_26 h3{margin:0;font-size:1rem;font-weight:600;color:var(--color-text-primary);text-transform:uppercase;letter-spacing:.5px}._partsList_1c5fa_40{padding:.5rem 0}._chapterGroup_1c5fa_44{margin-bottom:1rem}._chapterHeader_1c5fa_48{width:100%;display:flex;align-items:center;gap:.75rem;padding:.75rem 1rem;background:var(--color-surface);border:none;border-top:1px solid var(--color-border);border-bottom:1px solid var(--color-border);cursor:pointer;position:sticky;top:0;z-index:1;transition:background .2s;text-align:left}._chapterHeader_1c5fa_48:hover{background:var(--color-surface-elevated)}._expandIcon_1c5fa_70{flex-shrink:0;font-size:1rem;font-weight:600;color:var(--color-text-tertiary);width:1.25rem;text-align:center}._chapterInfo_1c5fa_79{flex:1;display:flex;flex-direction:column}._chapterNumber_1c5fa_85{display:block;font-size:.75rem;font-weight:600;color:var(--color-text-tertiary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:.25rem}._chapterTitle_1c5fa_95{display:block;font-size:.875rem;font-weight:500;color:var(--color-text-primary);line-height:1.3}._partItem_1c5fa_103{width:100%;display:flex;align-items:flex-start;gap:.75rem;padding:.875rem 1rem;background:none;border:none;color:var(--color-text-secondary);cursor:pointer;transition:all .2s;text-align:left;border-left:3px solid transparent}._partItem_1c5fa_103:hover{background:var(--color-surface);color:var(--color-text-primary)}._partItem_1c5fa_103._active_1c5fa_123{background:var(--color-surface-elevated);border-left-color:var(--color-primary);color:var(--color-text-primary)}._partNumber_1c5fa_129{flex-shrink:0;font-weight:600;color:var(--color-text-tertiary);min-width:2rem}._partItem_1c5fa_103._active_1c5fa_123 ._partNumber_1c5fa_129{color:var(--color-primary)}._partTitle_1c5fa_140{flex:1;font-size:.875rem;line-height:1.4;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}._mobileToggle_1c5fa_150{display:none;position:fixed;left:1rem;bottom:1.5rem;width:56px;height:56px;background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-secondary) 100%);border:none;border-radius:50%;color:var(--color-on-primary);font-size:1.5rem;cursor:pointer;box-shadow:0 4px 12px #6366f166;z-index:101;align-items:center;justify-content:center;transition:all .3s ease}._mobileToggle_1c5fa_150:hover{box-shadow:0 6px 16px #6366f180}._mobileToggle_1c5fa_150:active{transform:scale(.95)}@media(max-width:768px){._mobileToggle_1c5fa_150{display:flex}}._backdrop_1c5fa_188{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;z-index:99}@media(max-width:768px){._backdrop_1c5fa_188._visible_1c5fa_200{display:block}}._closeButton_1c5fa_205{position:absolute;top:70px;right:1rem;background:transparent;border:none;color:var(--color-text-tertiary);font-size:1.5rem;cursor:pointer;padding:.5rem;display:none;transition:color .2s}._closeButton_1c5fa_205:hover{color:var(--color-text-primary)}@media(max-width:768px){._sidebar_1c5fa_1._open_1c5fa_20 ._closeButton_1c5fa_205{display:block}}