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ease}.lesson-pager-link:hover{border-color:var(--ink);transform:translateY(-1px)}.lesson-pager-next{text-align:right;align-items:flex-end}.lesson-pager-direction{font-family:var(--font-mono);font-size:.7rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--vermillion)}.lesson-pager-title{font-family:var(--font-display);font-size:1.05rem;font-weight:400;font-variation-settings:"opsz" 36,"SOFT" 25;color:var(--ink)}.parts-summary{background:var(--paper-bright);border:1px solid var(--ink);border-radius:var(--r-md);padding:var(--s-5);margin-bottom:var(--s-6)}.parts-summary-row{display:flex;align-items:baseline;justify-content:space-between;gap:var(--s-3);flex-wrap:wrap}.parts-summary-label{font-family:var(--font-mono);font-size:.78rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-muted)}.parts-summary-total{font-family:var(--font-display);font-size:clamp(2.5rem,6vw,4rem);font-weight:400;font-variation-settings:"opsz" 144,"SOFT" 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.parts-num-value{color:var(--vermillion)}.parts-num-label{font-family:var(--font-mono);font-size:.62rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-muted)}.parts-num-value{font-family:var(--font-mono);font-size:1rem;font-weight:500;color:var(--ink)}.parts-tools{margin-top:var(--s-7);padding-top:var(--s-5);border-top:1px solid var(--hairline)}.parts-tools-list{list-style:none;margin:0;padding:0}.parts-tool-row{display:grid;grid-template-columns:minmax(160px,1fr) 3fr;gap:var(--s-4);padding:var(--s-3) 0;border-bottom:1px solid var(--hairline)}.parts-tool-row:last-child{border-bottom:none}.parts-tool-name{font-family:var(--font-display);font-size:1.05rem;font-weight:500;color:var(--ink)}.parts-tool-notes{font-size:.95rem;color:var(--ink-2);line-height:1.5}.parts-sourcing{margin-top:var(--s-7);padding-top:var(--s-5);border-top:1px solid var(--hairline);max-width:64ch}.parts-sourcing h2{font-family:var(--font-display);font-size:1.35rem;font-weight:400;font-variation-settings:"opsz" 36,"SOFT" 25;margin:0 0 var(--s-3);color:var(--ink);border:none;padding:0;text-transform:none;letter-spacing:-.015em}.parts-sourcing p{color:var(--ink-2);margin:0 0 var(--s-3);line-height:1.6;font-size:1rem}.parts-sourcing p:last-child{margin-bottom:0}@media (max-width: 900px){.lesson-card-link{grid-template-columns:auto 1fr}.lesson-card-arrow{display:none}.parts-category-head{grid-template-columns:1fr;gap:6px}.parts-category-subtotal{margin-top:4px}.parts-row{grid-template-columns:1fr;gap:var(--s-3)}.parts-row-numbers{justify-content:flex-start;grid-template-columns:repeat(3,minmax(0,1fr))}.parts-row-qty,.parts-row-price,.parts-row-subtotal{text-align:left}.lesson-pager{grid-template-columns:1fr}.lesson-pager-next{text-align:left;align-items:flex-start}.lesson-meta li{padding-right:var(--s-3);margin-right:var(--s-3)}.lesson-vocab-row,.parts-tool-row{grid-template-columns:1fr;gap:4px}}