:root{--bg: #f6f7fb;--card: #ffffff;--muted: #6b7280;--accent: #0f172a;--primary: #2563eb;--radius: 12px;--gap: 18px;font-family:Inter,sans-serif}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--accent)}.app-root{min-height:100vh;display:flex;flex-direction:column}.header{padding:20px 28px;background:linear-gradient(90deg,#eef2ff,#fff);border-bottom:1px solid rgba(0,0,0,.04)}.header h1{margin:0;font-size:20px;letter-spacing:.2px}.nav{display:flex;gap:16px;margin-top:10px}.nav-link{text-decoration:none;font-weight:600;color:var(--accent)}.nav-link:hover{text-decoration:underline}.main{flex:1;padding:28px}.footer{padding:12px 28px;font-size:13px;color:var(--muted);background:transparent}.center{display:flex;align-items:center;justify-content:center;height:280px;color:var(--muted)}.error{color:#b91c1c}.cart-wrap{max-width:900px;margin:0 auto;padding:20px}.cart-list{display:flex;flex-direction:column;gap:14px;margin-top:20px}.cart-item{display:flex;gap:16px;background:#fff;padding:14px;border-radius:12px;box-shadow:0 6px 14px #0000000f;position:relative}.cart-item img{width:80px;height:80px;object-fit:contain}.info{flex:1;display:flex;flex-direction:column;gap:4px}.title{font-size:14px;margin:0}.price{color:#2563eb;margin:0;font-weight:600}.qty{display:flex;align-items:center;gap:10px;margin-top:6px}.qty button{width:28px;height:28px;border-radius:6px;border:0;background:#e5e7eb;font-weight:700;cursor:pointer}.remove{position:absolute;right:12px;top:12px;border:0;background:#ef4444;color:#fff;width:28px;height:28px;border-radius:6px;font-size:18px;cursor:pointer}.empty{padding:50px;text-align:center;color:#6b7280;font-size:18px}.total-bar{margin-top:20px;font-size:18px;text-align:right}.products-wrap{max-width:1200px;margin:0 auto}.products-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:var(--gap)}.card{background:var(--card);border-radius:var(--radius);overflow:hidden;box-shadow:0 6px 18px #0f172a0f;display:flex;flex-direction:column;transition:transform .18s ease,box-shadow .18s ease}.card:hover{transform:translateY(-6px);box-shadow:0 18px 36px #0f172a14}.card-media{height:180px;display:flex;align-items:center;justify-content:center;padding:12px;background:linear-gradient(180deg,rgba(0,0,0,.02),transparent)}.card-media img{max-height:160px;max-width:100%;object-fit:contain}.card-body{padding:14px 16px 16px;display:flex;flex-direction:column;gap:10px}.card-title{font-size:14px;margin:0;line-height:1.2;height:2.4em;overflow:hidden;text-overflow:ellipsis}.card-category{font-size:12px;color:var(--muted);margin:0}.card-bottom{display:flex;align-items:center;justify-content:space-between;margin-top:auto}.price{font-weight:700}.btn{border:0;padding:8px 12px;border-radius:10px;background:var(--primary);color:#fff;font-weight:600;cursor:pointer;box-shadow:0 6px 14px #2563eb1f;transition:transform .12s ease}.btn:active{transform:scale(.98)}.btn:hover{opacity:.95}@media(max-width:600px){.card-media{height:140px}.products-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:500px){.products-grid{grid-template-columns:1fr}}