:root{color-scheme:light dark;--bg: var(--tg-theme-bg-color, #ffffff);--bg-elev: var(--tg-theme-secondary-bg-color, #f4f4f5);--fg: var(--tg-theme-text-color, #0a0a0a);--fg-muted: var(--tg-theme-hint-color, #6b7280);--link: var(--tg-theme-link-color, #2563eb);--accent: var(--tg-theme-button-color, #2481cc);--accent-fg: var(--tg-theme-button-text-color, #ffffff);--danger: var(--tg-theme-destructive-text-color, #ef4444);--border: color-mix(in srgb, var(--fg) 10%, transparent);--border-strong: color-mix(in srgb, var(--fg) 18%, transparent);--shadow-sm: 0 1px 2px 0 color-mix(in srgb, var(--fg) 8%, transparent);--shadow-md: 0 4px 14px -2px color-mix(in srgb, var(--fg) 14%, transparent);--radius-sm: 8px;--radius: 14px;--radius-lg: 20px;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 24px;--space-6: 32px;--font-display: -apple-system, BlinkMacSystemFont, "SF Pro Display", system-ui, sans-serif;--safe-bottom: env(safe-area-inset-bottom, 0)}*{box-sizing:border-box}html,body{margin:0;padding:0;overscroll-behavior-y:none}body{font-family:var(--font-display);background:var(--bg);color:var(--fg);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer}input,textarea,select{font:inherit;color:inherit}img{display:block;max-width:100%}.app{max-width:720px;margin:0 auto;padding:var(--space-4);padding-bottom:calc(120px + var(--safe-bottom));min-height:100vh;animation:fade-in .25s ease}@keyframes fade-in{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}.app-header{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:var(--space-5);padding-top:var(--space-2)}.app-header h1{font-size:28px;font-weight:700;letter-spacing:-.02em;margin:0}.app-header .subtitle{font-size:13px;color:var(--fg-muted);margin-top:2px}.cart-pill{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;background:var(--accent);color:var(--accent-fg);border:none;border-radius:999px;font-weight:600;font-size:14px;box-shadow:var(--shadow-sm);transition:transform .15s ease}.cart-pill:active{transform:scale(.96)}.cart-pill .badge{background:#ffffff40;border-radius:999px;padding:1px 8px;font-size:12px;min-width:22px;text-align:center}.product-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-3)}@media (min-width: 560px){.product-grid{grid-template-columns:repeat(3,1fr)}}.product-card{background:var(--bg-elev);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;border:1px solid var(--border);transition:transform .15s ease,box-shadow .15s ease;cursor:pointer;text-align:left;padding:0;color:inherit;width:100%}.product-card:active{transform:scale(.98);box-shadow:var(--shadow-md)}.product-card .img-wrap{position:relative;aspect-ratio:1 / 1;overflow:hidden;background:var(--border)}.product-card .img-wrap img{width:100%;height:100%;object-fit:cover}.product-card .img-wrap .price-tag{position:absolute;left:var(--space-2);bottom:var(--space-2);background:var(--bg);color:var(--fg);padding:4px 10px;border-radius:999px;font-weight:700;font-size:13px;box-shadow:var(--shadow-sm)}.product-card .meta{padding:var(--space-3);display:flex;flex-direction:column;gap:2px}.product-card .meta .title{font-weight:600;font-size:14px;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.product-card .meta .stock{font-size:11px;color:var(--fg-muted)}.sheet-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:color-mix(in srgb,#000 45%,transparent);-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:50;animation:fade-bg .2s ease}@keyframes fade-bg{0%{opacity:0}to{opacity:1}}.sheet{position:fixed;left:0;right:0;bottom:0;background:var(--bg);border-radius:var(--radius-lg) var(--radius-lg) 0 0;z-index:51;max-height:90vh;overflow-y:auto;padding-bottom:calc(var(--space-5) + var(--safe-bottom));animation:slide-up .25s cubic-bezier(.2,.8,.2,1)}@keyframes slide-up{0%{transform:translateY(100%)}to{transform:none}}.sheet .grabber{width:40px;height:4px;border-radius:999px;background:var(--border-strong);margin:8px auto 4px}.sheet .body{padding:var(--space-4)}.detail-hero{width:100%;aspect-ratio:4/3;border-radius:var(--radius);overflow:hidden;background:var(--bg-elev);margin-bottom:var(--space-4)}.detail-hero img{width:100%;height:100%;object-fit:cover}.detail-title{font-size:22px;font-weight:700;letter-spacing:-.01em;margin:0 0 var(--space-2)}.detail-price{font-size:18px;font-weight:700;color:var(--accent);margin-bottom:var(--space-3)}.detail-desc{color:var(--fg-muted);line-height:1.5;font-size:15px}.stepper{display:inline-flex;align-items:center;background:var(--bg-elev);border-radius:999px;padding:2px;border:1px solid var(--border)}.stepper button{width:30px;height:30px;border-radius:999px;border:none;background:transparent;color:var(--fg);font-size:18px;display:grid;place-items:center;transition:background .15s}.stepper button:active{background:var(--border-strong)}.stepper button:disabled{opacity:.3}.stepper .qty{min-width:28px;text-align:center;font-weight:600;font-size:14px}.cart{display:flex;flex-direction:column;gap:var(--space-2)}.cart-item{display:grid;grid-template-columns:64px 1fr auto;gap:var(--space-3);align-items:center;background:var(--bg-elev);padding:var(--space-3);border-radius:var(--radius);border:1px solid var(--border);animation:fade-in .2s ease}.cart-item img{width:64px;height:64px;border-radius:var(--radius-sm);object-fit:cover;background:var(--border)}.cart-item .info{display:flex;flex-direction:column;gap:4px;min-width:0}.cart-item .info .title{font-weight:600;font-size:14px;line-height:1.3;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.cart-item .info .price{font-size:13px;color:var(--fg-muted)}.cart-item .right{display:flex;flex-direction:column;align-items:flex-end;gap:var(--space-2)}.cart-item .line-total{font-weight:700;font-size:14px}.cart-item .remove{background:none;border:none;color:var(--fg-muted);font-size:12px;padding:0}.cart-summary{margin-top:var(--space-5);padding:var(--space-4);background:var(--bg-elev);border-radius:var(--radius);border:1px solid var(--border)}.cart-summary .row{display:flex;justify-content:space-between;padding:6px 0;font-size:14px;color:var(--fg-muted)}.cart-summary .row.total{color:var(--fg);font-size:18px;font-weight:700;padding-top:12px;border-top:1px solid var(--border);margin-top:6px}.form{display:flex;flex-direction:column;gap:var(--space-3)}.form .field{display:flex;flex-direction:column;gap:6px}.form label{font-size:12px;color:var(--fg-muted);font-weight:500;padding-left:4px}.form input,.form textarea{padding:14px 16px;background:var(--bg-elev);border:1px solid var(--border);border-radius:var(--radius);outline:none;transition:border-color .15s,box-shadow .15s}.form input:focus,.form textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 18%,transparent)}.form textarea{resize:vertical;min-height:80px}.form .row{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-3)}.section-title{font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--fg-muted);margin:var(--space-5) 0 var(--space-2);padding-left:4px}.btn{width:100%;padding:14px 18px;border-radius:var(--radius);border:none;background:var(--accent);color:var(--accent-fg);font-weight:600;font-size:15px;transition:transform .15s ease,opacity .15s}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.5}.btn.ghost{background:var(--bg-elev);color:var(--fg);border:1px solid var(--border)}.empty{text-align:center;padding:var(--space-6) var(--space-4);color:var(--fg-muted)}.empty .ico{font-size:56px;margin-bottom:var(--space-3);filter:grayscale(.2)}.empty h3{color:var(--fg);margin:0 0 var(--space-2);font-size:18px}.empty p{margin:0;font-size:14px}.skeleton{background:linear-gradient(90deg,var(--bg-elev) 0%,var(--border) 50%,var(--bg-elev) 100%);background-size:200% 100%;animation:shimmer 1.4s infinite;border-radius:var(--radius)}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.skeleton.card{aspect-ratio:1 / 1.4}.done{text-align:center;padding:64px 20px;animation:fade-in .3s ease}.done .check{width:72px;height:72px;margin:0 auto var(--space-4);background:color-mix(in srgb,#22c55e 18%,transparent);color:#16a34a;border-radius:999px;display:grid;place-items:center;font-size:36px;animation:pop .35s cubic-bezier(.2,1.4,.4,1)}@keyframes pop{0%{transform:scale(0)}to{transform:scale(1)}}.done h2{margin:0 0 var(--space-2);font-size:22px}.done p{color:var(--fg-muted);max-width:360px;margin:0 auto;line-height:1.5}.error{background:color-mix(in srgb,var(--danger) 12%,transparent);color:var(--danger);padding:var(--space-3);border-radius:var(--radius-sm);font-size:13px;margin-top:var(--space-3)}.view-fade{animation:view-in .22s cubic-bezier(.2,.8,.2,1)}@keyframes view-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}.searchbar{position:relative;display:flex;align-items:center;background:var(--bg-elev);border:1px solid var(--border);border-radius:var(--radius);padding:10px 12px;gap:8px;margin-bottom:var(--space-4);transition:border-color .15s,box-shadow .15s}.searchbar:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 18%,transparent)}.searchbar-ico{font-size:14px;opacity:.7}.searchbar input{flex:1;border:none;outline:none;background:transparent;font-size:15px;min-width:0}.searchbar input::-webkit-search-cancel-button{display:none}.searchbar-clear{border:none;background:var(--border);color:var(--fg-muted);width:22px;height:22px;border-radius:999px;display:grid;place-items:center;font-size:11px;padding:0;flex-shrink:0;transition:background .15s}.searchbar-clear:active{background:var(--border-strong)}.form .field.has-error input,.form .field.has-error textarea{border-color:var(--danger);box-shadow:0 0 0 3px color-mix(in srgb,var(--danger) 14%,transparent)}.field-error{font-size:12px;color:var(--danger);padding-left:4px;margin-top:2px;animation:shake .25s ease}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-3px)}75%{transform:translate(3px)}}.empty-action{margin-top:var(--space-4);display:flex;justify-content:center}.empty-action .btn{max-width:240px}.product-card .img-fallback,.detail-hero-fallback,.cart-item-fallback{width:100%;height:100%;display:grid;place-items:center;background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 8%,var(--bg-elev)),var(--bg-elev));font-size:32px;color:var(--fg-muted);opacity:.55}.cart-item-fallback{width:64px;height:64px;border-radius:var(--radius-sm);font-size:22px}.detail-hero-fallback{font-size:48px}.product-card.is-out{opacity:.5;cursor:not-allowed}.product-card.is-out:active{transform:none}.out-badge{position:absolute;top:var(--space-2);right:var(--space-2);background:var(--danger);color:#fff;font-size:11px;font-weight:700;padding:3px 8px;border-radius:999px;text-transform:uppercase;letter-spacing:.03em}.detail-stock{display:inline-block;background:color-mix(in srgb,#f59e0b 15%,transparent);color:#b45309;font-size:12px;font-weight:600;padding:4px 10px;border-radius:999px;margin-bottom:var(--space-3)}.detail-qty-row{display:flex;align-items:center;justify-content:space-between;margin-top:var(--space-5);margin-bottom:var(--space-3)}.detail-qty-label{font-size:14px;color:var(--fg-muted)}.loader{width:32px;height:32px;border-radius:50%;border:3px solid var(--border);border-top-color:var(--accent);margin:0 auto;animation:spin .9s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.toast-stack{position:fixed;left:50%;bottom:calc(100px + var(--safe-bottom));transform:translate(-50%);display:flex;flex-direction:column;gap:8px;z-index:1000;pointer-events:none;width:min(420px,calc(100% - 32px))}.toast{pointer-events:auto;display:flex;align-items:center;gap:10px;padding:12px 16px;background:var(--fg);color:var(--bg);border-radius:var(--radius);box-shadow:var(--shadow-md);font-size:14px;font-weight:500;animation:toast-in .25s cubic-bezier(.2,.8,.2,1)}@keyframes toast-in{0%{opacity:0;transform:translateY(12px) scale(.96)}to{opacity:1;transform:none}}.toast-ico{width:20px;height:20px;border-radius:999px;display:grid;place-items:center;font-size:12px;font-weight:700;flex-shrink:0}.toast-success .toast-ico{background:#22c55e;color:#fff}.toast-error{background:var(--danger);color:#fff}.toast-error .toast-ico{background:#ffffff4d;color:#fff}.toast-info .toast-ico{background:var(--accent);color:var(--accent-fg)}.toast-msg{flex:1;line-height:1.35}.error-state .ico{filter:none}