.sol-hero{padding-block:clamp(2.5rem,6vw,5rem) clamp(3rem,7vw,5.5rem);background:var(--paper-lift);border-bottom:1px solid var(--line-soft)}.sol-back{display:block;width:fit-content;font-family:var(--font-mono);font-size:.78rem;letter-spacing:.02em;color:var(--muted);text-decoration:none;margin-bottom:2rem}.sol-back:hover{color:var(--ink)}.sol-h1{margin:1rem 0 0;max-width:18ch}.sol-lede{margin-top:1.5rem;max-width:60ch}.sol-cta{margin-top:2.25rem;display:flex;flex-wrap:wrap;gap:.75rem}.sol-head{margin-top:1rem;max-width:24ch}.sol-outcomes{padding-block:clamp(3rem,6vw,5rem)}.sol-out-grid{margin-top:2.5rem;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:2rem clamp(1.5rem,4vw,3rem)}.sol-out{border-top:2px solid var(--ink);padding-top:1.25rem}.sol-out-num{display:block;font-size:clamp(1.9rem,4vw,2.6rem);line-height:1.05}.sol-out-lab{display:block;margin-top:.6rem;font-family:var(--font-mono);font-size:.76rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}.sol-out-note{margin:.85rem 0 0;color:var(--ink-soft);font-size:.95rem;line-height:1.6}.sol-problems{list-style:none;margin:2.75rem 0 0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:2.25rem clamp(2rem,5vw,3.5rem)}.sol-problem{border-top:1px solid var(--line);padding-top:1.5rem}.sol-problem-q{margin:0;font-family:var(--font-display);font-size:1.12rem;line-height:1.45;font-weight:500;color:var(--ink);position:relative}.sol-quote{color:var(--brass);font-size:1.6rem;line-height:0;position:relative;top:.35rem;margin-right:.15rem}.sol-problem-a{margin:.9rem 0 0;color:var(--ink-soft);font-size:.97rem;line-height:1.68}.sol-changes{background:var(--paper-lift)}.sol-change-list{list-style:none;margin:2.5rem 0 0;padding:0;max-width:68ch}.sol-change{position:relative;padding:1.1rem 0 1.1rem 2.25rem;border-bottom:1px solid var(--line-soft);color:var(--ink-soft);line-height:1.65}.sol-change:before{content:"";position:absolute;left:0;top:1.6rem;width:1.1rem;height:1px;background:var(--brass)}.sol-change-note{margin-top:1.75rem;color:var(--muted);font-size:.93rem}.sol-change-note a{color:var(--ink);text-underline-offset:3px}.sol-commit-grid{margin-top:2.75rem;display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:2.25rem clamp(1.75rem,4vw,3rem)}.sol-commit{border-top:1px solid var(--line);padding-top:1.4rem}.sol-commit-n{font-family:var(--font-mono);font-size:.76rem;color:var(--brass);letter-spacing:.08em}.sol-commit-t{margin:.75rem 0 0;font-family:var(--font-display);font-size:1.06rem;font-weight:600;line-height:1.4;color:var(--ink)}.sol-commit-b{margin:.7rem 0 0;color:var(--ink-soft);font-size:.95rem;line-height:1.68}.sol-cta-band{padding-block:clamp(1rem,3vw,2rem) var(--section-y)}.sol-cta-panel{padding:clamp(2.25rem,5vw,3.5rem);text-align:center}.sol-cta-h{margin:0;font-family:var(--font-display);font-size:clamp(1.5rem,3.4vw,2.15rem);line-height:1.2;color:var(--on-ink);max-width:22ch;margin-inline:auto}.sol-cta-b{margin:1.1rem auto 2rem;max-width:54ch;color:var(--on-ink-soft);line-height:1.7}.sol-cta-panel .btn-primary{background:var(--on-ink);color:var(--ink)}.sol-cta-panel .btn-primary:hover{background:#fff}.sol-faq{margin-top:2.5rem;max-width:76ch}.sol-faq-item{border-bottom:1px solid var(--line)}.sol-faq-q{cursor:pointer;list-style:none;padding:1.35rem 2.5rem 1.35rem 0;font-family:var(--font-display);font-size:1.04rem;font-weight:500;color:var(--ink);position:relative}.sol-faq-q::-webkit-details-marker{display:none}.sol-faq-q:after{content:"+";position:absolute;right:.25rem;top:50%;transform:translateY(-50%);font-family:var(--font-mono);font-size:1.15rem;color:var(--brass);transition:transform .18s ease}.sol-faq-item[open] .sol-faq-q:after{content:"−"}.sol-faq-a{margin:0 0 1.5rem;padding-right:2.5rem;color:var(--ink-soft);line-height:1.72}.sol-also{background:var(--paper-lift);border-top:1px solid var(--line-soft)}.sol-also-grid{margin-top:1.75rem;display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.25rem}.sol-also-card{display:block;padding:1.6rem;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);text-decoration:none;transition:border-color .16s ease,transform .16s ease}.sol-also-card:hover{border-color:var(--ink);transform:translateY(-2px)}.sol-also-tag{font-family:var(--font-mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}.sol-also-t{margin:.7rem 0 0;font-family:var(--font-display);font-size:1.08rem;font-weight:500;line-height:1.35;color:var(--ink)}.sol-index-h1{margin-top:1rem;max-width:20ch}.sol-index-lede{margin-top:1.4rem;max-width:62ch;color:var(--ink-soft);line-height:1.75}.sol-index-grid{margin-top:3rem;display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem}.sol-index-card{display:flex;flex-direction:column;padding:1.9rem;background:var(--paper-lift);border:1px solid var(--line);border-radius:var(--radius);text-decoration:none;transition:border-color .16s ease,transform .16s ease}.sol-index-card:hover{border-color:var(--ink);transform:translateY(-2px)}.sol-index-tag{font-family:var(--font-mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}.sol-index-t{margin:.8rem 0 0;font-family:var(--font-display);font-size:1.24rem;font-weight:600;line-height:1.3;color:var(--ink)}.sol-index-d{margin:.9rem 0 1.5rem;color:var(--ink-soft);font-size:.94rem;line-height:1.68;flex:1}.sol-index-more{font-family:var(--font-mono);font-size:.8rem;color:var(--brass-ink);letter-spacing:.02em}@media(max-width:640px){.sol-problems,.sol-commit-grid{grid-template-columns:1fr}.sol-cta-panel{padding:2rem 1.5rem}}