@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";:root{--primary-color:#4f46e5;--primary-hover:#4338ca;--bg-color:#f9fafb;--surface-color:#fff;--text-primary:#111827;--text-secondary:#6b7280;--border-color:#e5e7eb;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -1px #0000000f;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -2px #0000000d;--radius-md:.5rem;--radius-lg:1rem}body{background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased;margin:0;font-family:Inter,sans-serif}*{box-sizing:border-box}.app-container{max-width:1280px;margin:0 auto;padding:0 1.5rem}.header{text-align:center;padding:3rem 0}.header h1{background:linear-gradient(135deg, var(--primary-color), #9333ea);-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin:0 0 .5rem;font-size:2.5rem;font-weight:700}.header p{color:var(--text-secondary);margin:0;font-size:1.125rem}.main-content{gap:2rem;padding-bottom:4rem;display:flex}.sidebar{flex:0 0 250px}.sidebar h2{color:var(--text-primary);margin-bottom:1.5rem;font-size:1.25rem;font-weight:600}.category-list{flex-direction:column;gap:.5rem;margin:0;padding:0;list-style:none;display:flex}.category-list button{text-align:left;border-radius:var(--radius-md);width:100%;color:var(--text-secondary);cursor:pointer;background:0 0;border:none;padding:.75rem 1rem;font-size:1rem;font-weight:500;transition:all .2s}.category-list button:hover{background-color:var(--surface-color);color:var(--primary-color);box-shadow:var(--shadow-sm)}.category-list button.active{background-color:var(--primary-color);color:#fff;box-shadow:var(--shadow-md)}.product-section{flex-direction:column;flex:1;display:flex}.product-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem;margin-bottom:2rem;display:grid}.product-card{background-color:var(--surface-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid var(--border-color);flex-direction:column;transition:transform .2s,box-shadow .2s;display:flex;overflow:hidden}.product-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}.product-image-placeholder{height:160px;color:var(--text-secondary);letter-spacing:.05em;text-transform:uppercase;background:linear-gradient(135deg,#f3f4f6,#e5e7eb);justify-content:center;align-items:center;font-size:1.25rem;font-weight:600;display:flex}.product-info{flex-direction:column;flex:1;padding:1.5rem;display:flex}.product-name{color:var(--text-primary);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0 0 .5rem;font-size:1.125rem;font-weight:600;line-height:1.4;display:-webkit-box;overflow:hidden}.product-meta{justify-content:space-between;align-items:center;margin-top:auto;padding-top:1rem;display:flex}.product-category{color:var(--text-secondary);background-color:var(--bg-color);border-radius:9999px;padding:.25rem .75rem;font-size:.875rem;font-weight:500}.product-price{color:var(--primary-color);font-size:1.25rem;font-weight:700}.pagination{border-top:1px solid var(--border-color);justify-content:center;align-items:center;gap:1.5rem;margin-top:auto;padding-top:2rem;display:flex}.btn{background-color:var(--surface-color);border:none;border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-primary);cursor:pointer;box-shadow:var(--shadow-sm);padding:.75rem 1.5rem;font-weight:500;transition:all .2s}.btn:hover:not(:disabled){background-color:var(--bg-color);border-color:#d1d5db}.btn:disabled{opacity:.5;cursor:not-allowed;box-shadow:none}.page-info{color:var(--text-secondary);font-weight:500}.loading{justify-content:center;align-items:center;min-height:400px;display:flex}.spinner{border:3px solid #4f46e533;border-top-color:var(--primary-color);border-radius:50%;width:40px;height:40px;animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.error{color:#991b1b;border-radius:var(--radius-md);background-color:#fef2f2;border:1px solid #f87171;margin-bottom:1rem;padding:1rem}.no-products{text-align:center;color:var(--text-secondary);background:var(--surface-color);border-radius:var(--radius-lg);border:1px dashed var(--border-color);grid-column:1/-1;padding:3rem;font-size:1.125rem}@media (width<=768px){.main-content{flex-direction:column}.sidebar{flex:none}.category-list{flex-direction:row;padding-bottom:.5rem;overflow-x:auto}.category-list button{white-space:nowrap}}