:root{--bg-color: var(--tg-theme-bg-color, #ffffff);--text-color: var(--tg-theme-text-color, #000000);--hint-color: var(--tg-theme-hint-color, #999999);--link-color: var(--tg-theme-link-color, #2481cc);--button-color: var(--tg-theme-button-color, #2481cc);--button-text-color: var(--tg-theme-button-text-color, #ffffff);--secondary-bg-color: var(--tg-theme-secondary-bg-color, #f0f0f0)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background-color:var(--bg-color);color:var(--text-color);line-height:1.5;-webkit-font-smoothing:antialiased}.app{min-height:100vh;padding-bottom:20px}.header{padding:16px;background-color:var(--secondary-bg-color);position:sticky;top:0;z-index:100}.search-form{display:flex;gap:8px}.search-input{flex:1;padding:12px 16px;border:none;border-radius:12px;background-color:var(--bg-color);color:var(--text-color);font-size:16px;outline:none}.search-input::placeholder{color:var(--hint-color)}.search-button{padding:12px 20px;border:none;border-radius:12px;background-color:var(--button-color);color:var(--button-text-color);font-size:16px;font-weight:500;cursor:pointer;transition:opacity .2s}.search-button:active{opacity:.8}.results{padding:16px}.results-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.results-count{font-size:14px;color:var(--hint-color)}.filter-button{padding:8px 16px;border:1px solid var(--hint-color);border-radius:20px;background:transparent;color:var(--text-color);font-size:14px;cursor:pointer}.filter-button.active{background-color:var(--button-color);color:var(--button-text-color);border-color:var(--button-color)}.result-card{background-color:var(--secondary-bg-color);border-radius:12px;padding:16px;margin-bottom:12px}.result-card.exact{border-left:4px solid var(--button-color)}.result-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:8px}.result-article{font-size:16px;font-weight:600}.result-brand{font-size:12px;color:var(--hint-color);background-color:var(--bg-color);padding:4px 8px;border-radius:4px}.result-name{font-size:14px;color:var(--hint-color);margin-bottom:12px}.result-price{font-size:20px;font-weight:700;color:var(--button-color);margin-bottom:4px}.result-price-note{font-size:14px;color:var(--hint-color);font-style:italic}.result-quantity{font-size:14px;color:var(--hint-color);margin-bottom:12px}.result-shop{padding-top:12px;border-top:1px solid var(--bg-color)}.shop-name{font-size:14px;font-weight:500;margin-bottom:4px}.shop-info{font-size:13px;color:var(--hint-color)}.shop-phone{color:var(--link-color);text-decoration:none}.loading{display:flex;justify-content:center;align-items:center;padding:40px}.spinner{width:40px;height:40px;border:3px solid var(--secondary-bg-color);border-top-color:var(--button-color);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:40px 20px;color:var(--hint-color)}.empty-state-icon{font-size:48px;margin-bottom:16px}.empty-state-title{font-size:18px;font-weight:500;color:var(--text-color);margin-bottom:8px}.empty-state-text{font-size:14px}.history{padding:16px}.history-title{font-size:14px;color:var(--hint-color);margin-bottom:12px}.history-list{display:flex;flex-wrap:wrap;gap:8px}.history-item{padding:8px 16px;background-color:var(--secondary-bg-color);border-radius:20px;font-size:14px;cursor:pointer;transition:background-color .2s}.history-item:active{background-color:var(--button-color);color:var(--button-text-color)}.brand-filter{display:flex;gap:8px;overflow-x:auto;padding:8px 16px;-webkit-overflow-scrolling:touch}.brand-filter::-webkit-scrollbar{display:none}.brand-chip{padding:8px 16px;background-color:var(--secondary-bg-color);border-radius:20px;font-size:14px;white-space:nowrap;cursor:pointer;border:none;color:var(--text-color)}.brand-chip.active{background-color:var(--button-color);color:var(--button-text-color)}