/* GPU and server buyback: follows the existing light/dark site palette. */
.buyback{padding-top:60px;scroll-margin-top:110px}.buyback-grid{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);background:var(--panel)}.buyback-grid article{padding:28px}.buyback-grid article+article{border-left:1px solid var(--line)}.buyback h3{font-size:20px;font-weight:500;letter-spacing:-.4px;margin:12px 0}.buyback-grid p,.buyback-bottom p{font-size:12px;line-height:1.9;color:var(--muted);margin:0;max-width:65ch}.buyback-bottom{display:flex;align-items:center;justify-content:space-between;gap:35px;padding:26px 0;border-bottom:1px solid var(--line)}.buyback-bottom h3{font-size:16px;margin:0 0 10px}.buyback-bottom .button{flex-shrink:0}.header nav{gap:22px}@media(min-width:721px) and (max-width:1050px){.header nav{gap:12px}.header .nav-tools{gap:10px}.header .wordmark,.header .wordmark-lab{font-size:21px}}@media(max-width:720px){.buyback{padding-top:40px}.buyback-grid{grid-template-columns:1fr}.buyback-grid article{padding:22px}.buyback-grid article+article{border-left:0;border-top:1px solid var(--line)}.buyback-bottom{align-items:flex-start;flex-direction:column;gap:20px}.buyback-bottom .button{align-self:flex-start}}

.buyback-first{padding-top:42px;padding-bottom:28px}.buyback-first .section-heading h2{font-size:clamp(32px,4vw,52px);letter-spacing:-1.5px}.buyback-first .section-heading{align-items:center}.buyback-first+.hero{border-top:1px solid var(--line);padding-top:32px}.buyback-intro{padding-block:34px 65px}.back-link{font-size:11px;color:var(--muted)}.buyback-intro>.eyebrow{margin-top:42px}.buyback-intro h1{font-size:clamp(40px,5.8vw,78px);line-height:1.15;letter-spacing:-2.5px;margin:22px 0}.buyback-lead{font-size:16px;line-height:1.9;color:var(--muted);max-width:660px}.buyback-actions{display:flex;align-items:center;gap:28px;margin-top:30px}.buyback-section{padding-block:42px;border-top:1px solid var(--line);scroll-margin-top:110px}.buyback-section h2{margin-bottom:28px}.buyback-section h3{font-size:20px;font-weight:500;line-height:1.5}.buyback-note,.buyback-section p,.buyback-final p{font-size:12px;line-height:1.9;color:var(--muted)}.buyback-note{margin:16px 0 0}.buyback-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:34px}.buyback-steps h3{font-size:18px}.buyback-checklist{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start}.buyback-checklist h2{margin-bottom:18px}.buyback-checklist .button{margin-top:15px}.buyback-checklist ul{padding:0;margin:0;list-style:none}.buyback-checklist li{padding:17px 0;border-bottom:1px solid var(--line);font-size:13px;line-height:1.7}.buyback-checklist li:before{content:'↗';color:var(--accent);margin-right:14px}.buyback-faq details{border-bottom:1px solid var(--line);padding:19px 0}.buyback-faq summary{cursor:pointer;font-size:15px;line-height:1.7}.buyback-faq details p{max-width:85ch;margin-bottom:0}.buyback-faq summary:focus-visible{outline:2px solid var(--accent);outline-offset:5px}.buyback-final{display:flex;justify-content:space-between;align-items:center;gap:25px;border-top:1px solid var(--line);padding-block:30px}.buyback-final .button{flex-shrink:0}.buyback-page nav [aria-current=page]{text-decoration:underline;text-underline-offset:5px}@media(max-width:720px){.buyback-first{padding-top:30px}.buyback-first .section-heading{display:block}.buyback-first .section-heading>p{margin-top:15px}.buyback-intro{padding-block:26px 40px}.buyback-intro h1{letter-spacing:-1.5px}.buyback-lead{font-size:14px}.buyback-actions{gap:18px;flex-wrap:wrap}.buyback-section{padding-block:30px}.buyback-steps,.buyback-checklist{grid-template-columns:1fr;gap:22px}.buyback-steps article+article{border-top:1px solid var(--line);padding-top:22px}.buyback-final{display:block}.buyback-final .button{margin-top:12px}}