:root{--color-bg:#fff;--color-text:#1a1a1a;--color-muted:#6b6b6b;--color-border:#e5e5e5;--color-accent:#7a1f2b;--color-accent-contrast:#fff;--color-danger:#b3261e;--color-success:#1e7a3d;--max-width:960px}*{box-sizing:border-box}html,body{margin:0;padding:0}body{color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.5}a{color:inherit}img{max-width:100%;display:block}.container{max-width:var(--max-width);margin:0 auto;padding:0 1rem}.site-header{border-bottom:1px solid var(--color-border)}.site-header__inner{max-width:var(--max-width);justify-content:space-between;align-items:center;margin:0 auto;padding:1rem;display:flex}.site-header__brand{font-size:1.1rem;font-weight:700;text-decoration:none}.site-header__nav{align-items:center;gap:1.25rem;font-size:.95rem;display:flex}.site-header__nav a{text-decoration:none}.cart-badge{font-weight:600;text-decoration:none;position:relative}.cart-badge__count{background:var(--color-accent);min-width:1.25rem;color:var(--color-accent-contrast);text-align:center;border-radius:999px;margin-left:.35rem;padding:0 .3rem;font-size:.75rem;display:inline-block}main{min-height:60vh}.site-footer{border-top:1px solid var(--color-border);color:var(--color-muted);text-align:center;margin-top:3rem;padding:1.5rem 1rem;font-size:.85rem}.hero{text-align:center;padding:2.5rem 1rem 2rem}.hero h1{margin:0 0 .5rem;font-size:1.75rem}.hero p{color:var(--color-muted);margin:0 0 1.5rem}.btn{border:1px solid var(--color-accent);background:var(--color-accent);color:var(--color-accent-contrast);cursor:pointer;text-align:center;border-radius:6px;padding:.75rem 1.25rem;font-size:1rem;font-weight:600;text-decoration:none;display:inline-block}.btn:disabled,.btn[aria-disabled=true]{background:var(--color-border);border-color:var(--color-border);color:var(--color-muted);cursor:not-allowed}.btn-secondary{color:var(--color-accent);background:0 0}.product-grid{grid-template-columns:1fr;gap:1rem;padding:1rem;display:grid}@media (min-width:640px){.product-grid{grid-template-columns:repeat(2,1fr)}}@media (min-width:900px){.product-grid{grid-template-columns:repeat(3,1fr)}}.product-card{border:1px solid var(--color-border);color:var(--color-text);border-radius:8px;flex-direction:column;gap:.5rem;padding:1rem;text-decoration:none;display:flex}.product-card__name{font-size:1rem;font-weight:600}.product-card__price{font-size:1.05rem;font-weight:700}.availability{font-size:.85rem;font-weight:600}.availability--in-stock{color:var(--color-success)}.availability--low-stock{color:#a35b00}.availability--out-of-stock{color:var(--color-danger)}.product-detail{max-width:640px;margin:0 auto;padding:1.5rem 1rem}.product-detail h1{margin:0 0 .5rem;font-size:1.4rem}.product-detail__price{margin:.5rem 0;font-size:1.5rem;font-weight:700}.back-link{color:var(--color-muted);margin-bottom:1rem;font-size:.9rem;text-decoration:none;display:inline-block}.form-page{max-width:480px;margin:0 auto;padding:1.5rem 1rem}.form-field{margin-bottom:1rem}.form-field label{margin-bottom:.35rem;font-size:.9rem;font-weight:600;display:block}.form-field input{border:1px solid var(--color-border);border-radius:6px;width:100%;padding:.6rem .75rem;font-size:1rem}.error-box{border:1px solid var(--color-danger);color:var(--color-danger);background:#fdecea;border-radius:6px;margin-bottom:1rem;padding:.75rem 1rem;font-size:.9rem}.cart-page{max-width:640px;margin:0 auto;padding:1.5rem 1rem}.cart-item{border-bottom:1px solid var(--color-border);justify-content:space-between;align-items:center;gap:1rem;padding:.85rem 0;display:flex}.cart-item__name{font-size:.95rem;font-weight:600}.cart-item__qty{align-items:center;gap:.5rem;display:flex}.cart-item__qty button{border:1px solid var(--color-border);background:var(--color-bg);cursor:pointer;border-radius:4px;width:1.75rem;height:1.75rem;font-size:1rem}.cart-summary{justify-content:space-between;margin:1.25rem 0;font-size:1.1rem;font-weight:700;display:flex}.empty-state{text-align:center;color:var(--color-muted);padding:3rem 1rem}.confirmation{text-align:center;max-width:560px;margin:0 auto;padding:2rem 1rem}.confirmation h1{font-size:1.4rem}.confirmation__order-id{color:var(--color-muted);word-break:break-all;font-family:monospace;font-size:.85rem}