:root{--bg-color:var(--tg-theme-bg-color,#fff);--text-color:var(--tg-theme-text-color,#222);--hint-color:var(--tg-theme-hint-color,#999);--link-color:var(--tg-theme-link-color,#2481cc);--button-color:var(--tg-theme-button-color,#ff6b6b);--button-text-color:var(--tg-theme-button-text-color,#fff);--secondary-bg-color:var(--tg-theme-secondary-bg-color,#f0f0f0);--brand-color:#ff4757;--brand-hover:#ff6b81;--radius:16px;--shadow:0 4px 20px #00000014}body{background-color:var(--bg-color);color:var(--text-color);-webkit-font-smoothing:antialiased;margin:0;padding:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box}.app-container{max-width:600px;margin:0 auto;padding:16px 16px 80px}header{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}header h1{background:linear-gradient(135deg, var(--brand-color), #ffa502);-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin:0;font-size:24px;font-weight:800}.product-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:16px;display:grid}.product-card{background:var(--bg-color);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid #0000000d;flex-direction:column;transition:transform .2s,box-shadow .2s;display:flex;position:relative;overflow:hidden}.product-card:active{transform:scale(.98)}.product-image{object-fit:cover;background-color:var(--secondary-bg-color);width:100%;height:120px}.product-info{flex-direction:column;flex-grow:1;padding:12px;display:flex}.product-title{margin:0 0 4px;font-size:15px;font-weight:600}.product-desc{color:var(--hint-color);-webkit-line-clamp:2;-webkit-box-orient:vertical;flex-grow:1;margin:0 0 12px;font-size:12px;display:-webkit-box;overflow:hidden}.product-footer{justify-content:space-between;align-items:center;margin-top:auto;display:flex}.product-price{color:var(--brand-color);font-size:16px;font-weight:700}.add-btn{background-color:var(--brand-color);color:#fff;cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;font-size:20px;transition:background-color .2s;display:flex;box-shadow:0 2px 8px #ff475766}.add-btn:active{background-color:var(--brand-hover)}.quantity-controls{background-color:var(--secondary-bg-color);border-radius:20px;align-items:center;gap:8px;padding:4px;display:flex}.qty-btn{color:var(--text-color);cursor:pointer;background-color:#0000;border:none;border-radius:50%;justify-content:center;align-items:center;width:24px;height:24px;font-size:16px;font-weight:700;display:flex}.qty-btn:active{background-color:#0000001a}.qty-text{text-align:center;min-width:16px;font-size:14px;font-weight:600}@media (prefers-color-scheme:dark){.product-card{border:1px solid #ffffff0d}}