.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border-radius:10px;font-size:14px;font-weight:600;text-decoration:none;cursor:pointer;border:none;transition:all .2s ease}.btn--primary{background:var(--accent-orange);color:#fff}.btn--primary:hover{background:#e55a00;transform:translateY(-1px)}.btn--secondary{background:rgba(255,255,255,.08);color:var(--text-primary);border:1px solid var(--border-color)}.btn--secondary:hover{border-color:var(--accent-orange);background:rgba(255,255,255,.14)}.btn--large{padding:14px 24px;font-size:15px}.btn-price-history{display:inline-flex;align-items:center;gap:6px;padding:8px 12px;background:rgba(255,101,0,.1);border:1px solid var(--accent-orange);border-radius:20px;color:var(--accent-orange);font-size:12px;font-weight:500;cursor:pointer;transition:all var(--transition-fast);margin-top:8px}.btn-price-history:hover{background:var(--accent-orange);color:#fff}.btn-price-history svg{width:14px;height:14px}.product-card__actions{display:flex;gap:8px;margin-top:12px;position:relative;z-index:3}.product-card__actions .btn{flex:1;display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 16px;border-radius:8px;font-size:13px;font-weight:600;text-decoration:none;cursor:pointer;transition:all .2s ease;border:none}.product-card__actions .btn--primary{background:var(--accent-orange);color:#fff}.product-card__actions .btn--primary:hover{background:#e55a00;transform:translateY(-1px)}.product-card__actions .btn--secondary{background:rgba(255,255,255,.1);color:var(--text-primary);border:1px solid var(--border-color)}.product-card__actions .btn--secondary:hover{background:rgba(255,255,255,.2);border-color:var(--accent-orange)}.product-card__actions .btn svg{width:14px;height:14px}.product-card__image-link,.product-card__title-link{display:block;text-decoration:none;color:inherit}.product-card__title-link:hover .product-card__title{color:var(--accent-orange)}.badge--store-ml::before{content:"🛒 "}.badge--store-shopee::before{content:"🛍️ "}.badge--store-amazon::before{content:"📦 "}.badge--store-magalu::before{content:"🏪 "}.price-history-modal{position:fixed;top:0;left:0;width:100%;height:100%;z-index:1000;display:none;align-items:center;justify-content:center}.price-history-modal.active{display:flex}.price-history-modal__overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.8);backdrop-filter:blur(4px)}.price-history-modal__content{position:relative;background:var(--bg-secondary);border-radius:16px;width:90%;max-width:500px;max-height:90vh;overflow:hidden;box-shadow:var(--shadow-lg);z-index:1001;display:flex;flex-direction:column}.price-history-modal__close{position:absolute;top:16px;right:16px;width:32px;height:32px;border-radius:50%;border:none;background:rgba(255,255,255,.1);color:var(--text-primary);font-size:24px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background var(--transition-fast);z-index:10}.price-history-modal__close:hover{background:rgba(255,255,255,.2)}.price-history-modal__header{padding:24px 24px 16px;border-bottom:1px solid var(--border-color)}.price-history-modal__title{font-size:20px;font-weight:600;color:var(--text-primary);margin:0}.price-history-modal__subtitle{font-size:14px;color:var(--text-secondary);margin:8px 0 0;line-height:1.4}.price-history-modal__body{padding:24px;overflow-y:auto;flex:1}.price-history-modal__loading{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px;gap:16px}.price-history-modal__loading .spinner{width:40px;height:40px;border:3px solid rgba(255,101,0,.3);border-top-color:var(--accent-orange);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.price-history-modal__chart{margin-bottom:24px}.price-history-modal__chart svg{width:100%;height:auto}.price-history-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:16px}.price-history-stat{background:rgba(255,255,255,.05);padding:12px;border-radius:8px;text-align:center}.price-history-stat__label{display:block;font-size:11px;color:var(--text-secondary);text-transform:uppercase;margin-bottom:4px}.price-history-stat__value{display:block;font-size:18px;font-weight:600;color:var(--text-primary)}.price-history-stat__value--current{color:var(--accent-orange)}.price-history-stat__value--low{color:var(--accent-green)}.price-history-stat__value--good{color:var(--accent-green)}.price-history-stat__value--bad{color:#f44}.price-history-recommendation{background:rgba(255,101,0,.1);border:1px solid var(--accent-orange);border-radius:8px;padding:12px;font-size:14px;color:var(--text-primary);line-height:1.5}.price-history-modal__error{text-align:center;padding:40px;color:#f44}.price-history-modal__footer{padding:16px 24px 24px;border-top:1px solid var(--border-color)}.price-history-modal__buy-btn{display:block;width:100%;text-align:center}@media (max-width:480px){.price-history-modal__content{width:95%;max-height:95vh}.price-history-stats{grid-template-columns:1fr}}