.commerce-hero{border-bottom:1px solid var(--color-footer-border);background:var(--color-ink);color:#fffdf7;position:relative;overflow:hidden}.commerce-hero:before{background:var(--color-accent);content:"";width:8px;position:absolute;inset:0 auto 0 0}.commerce-hero-inner{gap:var(--space-10);padding:var(--space-12) 0;grid-template-columns:minmax(0,1.45fr) minmax(300px,.8fr);align-items:end;display:grid}.commerce-hero-copy,.commerce-hero-panel,.commerce-product-card,.purchase-panel,.commerce-detail-main,.commerce-detail-aside,.library-control,.policy-grid>*{min-width:0}.commerce-hero h1{color:#fffdf7;font-size:clamp(2.25rem,5vw,4.2rem)}.commerce-hero .lead{color:#d9e0e7;max-width:760px}.commerce-hero-panel{border:1px solid #fffdf73d;border-top:4px solid var(--color-accent);border-radius:var(--radius);padding:var(--space-5);background:#fffdf712}.commerce-hero-panel strong{margin-bottom:var(--space-2);color:#fffdf7;font-family:var(--font-display);font-size:var(--text-xl);line-height:1.2;display:block}.commerce-hero-panel p{color:#cbd4df;margin:0}.commerce-trust-row{gap:var(--space-2);margin-top:var(--space-5);flex-wrap:wrap;display:flex}.commerce-trust-row span,.product-card-topline span,.format-tag{border:1px solid var(--border);text-align:center;border-radius:999px;justify-content:center;align-items:center;max-width:100%;min-height:28px;padding:4px 10px;font-size:.76rem;font-weight:800;line-height:1.2;display:inline-flex}.commerce-trust-row span{color:#fffdf7;border-color:#fffdf73d}.library-intro{gap:var(--space-8);grid-template-columns:minmax(0,1fr) minmax(280px,360px);align-items:start;display:grid}.library-control{gap:var(--space-3);border-left:4px solid var(--accent-2);display:grid}.library-control p,.library-control h2{margin:0}.commerce-product-grid{gap:var(--space-4);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.commerce-product-card{align-content:start;gap:var(--space-4);border:1px solid var(--border);border-left:4px solid var(--color-blue-grey);border-radius:var(--radius);background:var(--surface);padding:var(--space-5);box-shadow:var(--shadow-subtle);display:grid}.commerce-product-card.featured{border-left-color:var(--accent-2)}.commerce-product-card h2,.commerce-product-card p,.commerce-product-card ul{margin:0}.commerce-product-card h2{font-size:clamp(1.25rem,2.4vw,1.65rem)}.product-card-topline,.product-card-footer,.format-row{gap:var(--space-2);flex-wrap:wrap;justify-content:space-between;align-items:center;min-width:0;display:flex}.product-card-topline span:first-child{color:var(--color-accent-strong);background:#f4e7da;border-color:#d7b99f}.product-includes{gap:var(--space-2);color:var(--color-text-secondary);padding-left:1.15rem;display:grid}.product-card-footer{padding-top:var(--space-2);border-top:1px solid var(--border);margin-top:auto}.price-block{min-width:0;display:grid}.price-block strong,.purchase-price strong{color:var(--text);font-family:var(--font-display);font-size:1.7rem;line-height:1.1}.price-block span,.purchase-price span{color:var(--muted);font-size:.78rem}.commerce-detail-grid{gap:var(--space-8);grid-template-columns:minmax(0,1fr) minmax(300px,360px);align-items:start;display:grid}.commerce-detail-main{gap:var(--space-6);display:grid}.commerce-detail-main>section{border-top:1px solid var(--border);padding-top:var(--space-6)}.commerce-detail-main>section:first-child{border-top:0;padding-top:0}.commerce-detail-aside{top:var(--sticky-offset);position:sticky}.purchase-panel{gap:var(--space-3);border:1px solid var(--border-strong);border-top:5px solid var(--accent-2);border-radius:var(--radius);background:var(--surface);padding:var(--space-5);box-shadow:var(--shadow-raised);display:grid}.purchase-panel h2,.purchase-panel p,.purchase-panel ul{margin:0}.purchase-panel label{font-size:.82rem;font-weight:850}.purchase-price{gap:2px;display:grid}.purchase-status{min-height:1.3em;color:var(--color-success);font-size:.84rem;font-weight:800}.purchase-status.error{color:var(--color-danger)}.purchase-assurances{gap:var(--space-2);color:var(--color-text-secondary);padding-left:1.15rem;font-size:.88rem;display:grid}.fine-print{color:var(--muted);font-size:.78rem;line-height:1.5}.policy-grid{gap:var(--space-4);grid-template-columns:repeat(3,minmax(0,1fr));display:grid}.policy-grid .card{border-top:4px solid var(--accent-2)}.commerce-form,.library-shell,.test-checkout-box{gap:var(--space-4);display:grid}.commerce-form label{font-weight:800}.form-status{min-height:1.5em;margin:0}.library-items{gap:var(--space-3);display:grid}.library-item{gap:var(--space-4);border:1px solid var(--border);border-left:4px solid var(--accent-2);border-radius:var(--radius);background:var(--surface);padding:var(--space-4);grid-template-columns:minmax(0,1fr) auto;align-items:center;display:grid}.library-item h2,.library-item p{margin:0}@media (width<=900px){.commerce-hero-inner,.library-intro,.commerce-detail-grid{grid-template-columns:1fr}.commerce-detail-aside{position:static}.policy-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=680px){.commerce-product-grid,.policy-grid{grid-template-columns:1fr}.commerce-hero-inner{gap:var(--space-6);padding:var(--space-8) 0}.commerce-product-card,.purchase-panel{padding:var(--space-4)}.product-card-footer,.library-item{grid-template-columns:1fr;align-items:stretch}.product-card-footer .button,.library-item .button{width:100%}}