.parts-list__history{padding:clamp(1rem,3vw,1.5rem)}.price-history__controls{margin-bottom:clamp(1rem,2.5vw,1.5rem)}.price-history__period-selector{display:inline-flex;gap:0;background:var(--bg-tertiary);border-radius:8px;padding:4px}.price-history__period-btn{min-height:36px;padding:0.5rem 1rem;background:transparent;border:none;border-radius:6px;font-size:0.875rem;font-weight:500;color:var(--text-secondary);cursor:pointer;transition:all 0.15s ease}.price-history__period-btn:hover{color:var(--text-primary)}.price-history__period-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.price-history__period-btn--active{background:var(--bg-primary);color:var(--text-primary);box-shadow:0 1px 3px rgba(0,0,0,0.1)}.price-history__chart-container{background:var(--bg-primary);border:1px solid var(--border);border-radius:12px;padding:clamp(1rem,3vw,1.5rem);margin-bottom:clamp(1rem,2.5vw,1.5rem);min-height:300px;position:relative}.price-history__chart{height:clamp(280px,45vh,420px);width:100%;position:relative}.price-history__chart canvas{width:100%!important;height:100%!important}.price-history__loading{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;padding:3rem 1rem;color:var(--text-secondary);font-size:0.9375rem}.price-history__spinner{width:36px;height:36px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:price-history-spin 0.8s linear infinite}@keyframes price-history-spin{to{transform:rotate(360deg)}}.price-history__error{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;padding:2rem 1rem;text-align:center;color:var(--text-secondary)}.price-history__error svg{width:32px;height:32px;color:var(--error);opacity:0.8}.price-history__error span{font-size:0.9375rem}.price-history__error .btn{margin-top:0.5rem}.price-history__empty{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:0.75rem;padding:3rem 1rem;color:var(--text-muted);text-align:center}.price-history__empty svg{width:48px;height:48px;opacity:0.4}.price-history__empty p{font-size:0.9375rem;margin:0}.price-history__notice{display:flex;align-items:flex-start;gap:0.625rem;margin-top:0;padding:0.875rem 1rem;background:var(--bg-tertiary);border-radius:8px;font-size:clamp(0.75rem,2vw,0.8125rem);line-height:1.5;color:var(--text-secondary)}.price-history__notice svg{flex-shrink:0;margin-top:0.125rem;opacity:0.7}@media (max-width:640px){.price-history__period-selector{width:100%;display:flex}.price-history__period-btn{flex:1;text-align:center}.price-history__chart-container{padding:0.75rem}.price-history__chart{height:260px}.price-history__notice{padding:0.75rem}}@media (prefers-reduced-motion:reduce){.price-history__spinner{animation:none}.price-history__period-btn{transition:none}}