:root{--primary: #FF5000;--secondary: #222222;--accent: #FFCC00;--bg-main: #F7F8FA;--bg-card: #FFFFFF;--text-main: #333333;--text-muted: #999999;--success: #00B22D;--danger: #FF0032;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .05);--shadow-md: 0 4px 16px rgba(0, 0, 0, .1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--bg-main);color:var(--text-main);line-height:1.5;-webkit-tap-highlight-color:transparent}.marketplace-container{max-width:1200px;margin:0 auto;padding:0 16px}.vibrant-header{background-color:var(--primary);color:#fff;padding:12px 16px;position:sticky;top:0;z-index:1000;display:flex;align-items:center;justify-content:space-between;box-shadow:var(--shadow-md)}.product-card{background:var(--bg-card);border-radius:12px;overflow:hidden;transition:transform .2s cubic-bezier(.175,.885,.32,1.275);box-shadow:var(--shadow-sm);position:relative}.product-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}.discount-badge{background-color:var(--danger);color:#fff;padding:2px 6px;border-radius:4px;font-size:12px;font-weight:700;position:absolute;top:8px;left:8px}.price-tag{color:var(--primary);font-size:18px;font-weight:800}.original-price{text-decoration:line-through;color:var(--text-muted);font-size:14px;margin-left:4px}.btn-primary{background-color:var(--primary);color:#fff;border:none;padding:8px 16px;border-radius:20px;font-weight:600;cursor:pointer;transition:opacity .2s}.btn-primary:active{opacity:.8}.product-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;padding:16px 0}@media(min-width:768px){.product-grid{grid-template-columns:repeat(4,1fr);gap:20px}}@media(min-width:1024px){.product-grid{grid-template-columns:repeat(6,1fr)}}