body{background-color:var(--tg-theme-bg-color,#f4f4f5);color:var(--tg-theme-text-color,#000);-webkit-font-smoothing:antialiased;margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}.app-container{max-width:600px;margin:0 auto;padding:16px 16px 80px}.app-header{border-bottom:1px solid var(--tg-theme-secondary-bg-color,#e4e4e7);justify-content:space-between;align-items:center;margin-bottom:24px;padding-bottom:16px;display:flex}.app-header h1{color:var(--tg-theme-text-color,#18181b);margin:0;font-size:28px;font-weight:800}.loading-container,.empty-container{text-align:center;color:var(--tg-theme-hint-color,#71717a);flex-direction:column;justify-content:center;align-items:center;margin-top:60px;display:flex}.spinner{border:4px solid #0000001a;border-left-color:var(--tg-theme-button-color,#3390ec);border-radius:50%;width:36px;height:36px;margin-bottom:16px;animation:1s linear infinite spin}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.trackings-list{gap:16px;display:grid}.tracking-card{background-color:var(--tg-theme-secondary-bg-color,#fff);border:1px solid #0000;border-radius:16px;gap:16px;padding:16px;transition:transform .2s,box-shadow .2s;display:flex;box-shadow:0 4px 12px #00000008}.tracking-card:active{border-color:var(--tg-theme-hint-color,#e4e4e7);transform:scale(.98)}.product-image-placeholder{background-color:var(--tg-theme-bg-color,#f4f4f5);width:80px;height:80px;color:var(--tg-theme-hint-color,#a1a1aa);border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;font-size:12px;font-weight:600;display:flex}.tracking-content{flex-direction:column;flex-grow:1;justify-content:space-between;display:flex}.tracking-header{justify-content:space-between;align-items:flex-start;gap:8px;display:flex}.tracking-header h3{color:var(--tg-theme-text-color,#18181b);margin:0;font-size:16px;font-weight:700;line-height:1.3}.product-link-icon{color:var(--tg-theme-link-color,#3390ec);flex-shrink:0;padding:4px}.prices-block{justify-content:space-between;align-items:flex-end;margin-top:12px;display:flex}.price-item{flex-direction:column;display:flex}.price-label{color:var(--tg-theme-hint-color,#71717a);margin-bottom:2px;font-size:12px}.current-price{color:var(--tg-theme-text-color,#18181b);font-size:20px;font-weight:800}.target-price{color:var(--tg-theme-link-color,#3390ec);font-size:16px;font-weight:700}.delete-icon-btn{color:#ef4444;cursor:pointer;opacity:.8;background:0 0;border:none;align-items:center;padding:4px;transition:opacity .2s,transform .2s;display:flex}.delete-icon-btn:active{opacity:1;transform:scale(1.1)}.add-product-fab{background-color:var(--tg-theme-button-color,#3390ec);width:56px;height:56px;color:var(--tg-theme-button-text-color,#fff);cursor:pointer;z-index:100;border:none;border-radius:50%;justify-content:center;align-items:center;transition:transform .2s,box-shadow .2s;display:flex;position:fixed;bottom:20px;right:20px;box-shadow:0 4px 16px #3390ec66}.add-product-fab:active{transform:scale(.95)translateY(2px);box-shadow:0 2px 8px #3390ec4d}.add-form-container{background-color:var(--tg-theme-secondary-bg-color,#fff);border-radius:16px;margin-bottom:24px;padding:20px;box-shadow:0 4px 12px #00000008}.add-form-container h2{margin-top:0;margin-bottom:16px;font-size:20px;font-weight:700}.form-group{margin-bottom:16px}.form-group label{color:var(--tg-theme-hint-color,#71717a);margin-bottom:6px;font-size:14px;display:block}.form-input{border:1px solid var(--tg-theme-secondary-bg-color,#e4e4e7);background-color:var(--tg-theme-bg-color,#f4f4f5);width:100%;color:var(--tg-theme-text-color,#000);box-sizing:border-box;border-radius:10px;padding:12px;font-size:16px}.form-input:focus{border-color:var(--tg-theme-button-color,#3390ec);outline:none}.submit-btn{background-color:var(--tg-theme-button-color,#3390ec);width:100%;color:var(--tg-theme-button-text-color,#fff);cursor:pointer;border:none;border-radius:10px;padding:14px;font-size:16px;font-weight:700;transition:opacity .2s}.submit-btn:active{opacity:.8}.cancel-btn{width:100%;color:var(--tg-theme-hint-color,#71717a);cursor:pointer;background:0 0;border:none;margin-top:8px;padding:10px;font-size:14px}