:root{--bg: #F7F6F2;--surface: #FFFFFF;--ink: #1A2420;--ink-muted: #6B7570;--border: #E4E1D8;--accent: #1F5D45;--accent-strong: #164936;--whatsapp: #25D366;--whatsapp-ink: #FFFFFF}*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,system-ui,sans-serif;-webkit-font-smoothing:antialiased}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}.screen{max-width:480px;margin:0 auto;padding:16px 16px 32px;min-height:100vh}.state-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:8px;min-height:100vh;padding:32px}.state-screen h1{font-size:20px;margin:0}.state-screen p{color:var(--ink-muted);margin:0;font-size:14px;max-width:32ch}.spinner{width:32px;height:32px;border-radius:50%;border:3px solid var(--border);border-top-color:var(--accent);animation:spin .8s linear infinite}@media(prefers-reduced-motion:reduce){.spinner{animation-duration:2s}}@keyframes spin{to{transform:rotate(360deg)}}.shop-header{padding:20px 4px 16px;border-bottom:1px solid var(--border);margin-bottom:16px}.shop-header h1{font-size:22px;margin:0 0 2px}.catalogue-title{color:var(--ink-muted);font-size:14px;margin:0}.empty-state{text-align:center;color:var(--ink-muted);padding:48px 16px;font-size:14px}.category-section{margin-bottom:24px}.category-section h2{font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-muted);margin:0 4px 10px}.product-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.product-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:10px;gap:4px;transition:transform .15s ease,box-shadow .15s ease}.product-card:active{transform:scale(.98)}.product-card-image{aspect-ratio:1;display:flex;align-items:center;justify-content:center;background:var(--bg);border-radius:10px;overflow:hidden;margin-bottom:6px}.product-card-image img{max-height:100%;max-width:100%;object-fit:contain}.product-photo-placeholder{display:flex;align-items:center;justify-content:center;width:100%;height:100%;color:var(--ink-muted);opacity:.5}.product-card-name{font-size:13px;font-weight:600;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.product-card-name-alt{font-size:12px;color:var(--ink-muted);display:block}.product-card-price{font-size:14px;font-weight:700;color:var(--accent-strong);margin-top:2px}.back-link{display:inline-block;font-size:14px;font-weight:600;color:var(--accent-strong);padding:12px 4px}.product-detail-image{background:var(--surface);border:1px solid var(--border);border-radius:16px;aspect-ratio:1;display:flex;align-items:center;justify-content:center;overflow:hidden;margin-bottom:16px}.product-detail-image img{max-height:100%;max-width:100%;object-fit:contain}.product-detail-body h1{font-size:20px;margin:0 0 2px}.product-detail-name-alt{display:block;font-size:15px;color:var(--ink-muted);margin-bottom:4px}.product-detail-unit{color:var(--ink-muted);font-size:13px;margin:0 0 8px}.product-detail-price{font-size:24px;font-weight:700;color:var(--accent-strong);margin:0 0 20px}.whatsapp-btn{display:flex;align-items:center;justify-content:center;gap:8px;background:var(--whatsapp);color:var(--whatsapp-ink);font-weight:600;font-size:15px;padding:14px;border-radius:12px;min-height:48px}.whatsapp-btn:active{opacity:.9}.powered-by{text-align:center;color:var(--ink-muted);font-size:12px;padding:24px 0 8px}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}