/* Engineering portfolio: readable technical evidence with progressive detail. */
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h3{font-size:24px;font-weight:500;margin:15px 0}.support-card p{font-size:13px;line-height:1.7;color:var(--muted)}.support-card b{font-size:12px;font-weight:600}.archive{margin-top:35px;padding-top:23px}.archive summary{font-size:13px}.archive-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:23px;margin-top:24px}.archive video{width:100%;aspect-ratio:1.5;background:#e5e9df;border-radius:7px}.archive h4{font-size:16px;font-weight:500;margin:14px 0 8px}.archive p{font-size:12px;color:var(--muted);line-height:1.6}.study-heading{max-width:1220px;margin:auto;padding:48px 6% 0}.back-link{display:inline-block;font-size:12px;color:var(--muted);margin-bottom:38px}.study-heading h1{font-size:clamp(38px,5vw,67px);max-width:880px;letter-spacing:-2.8px;line-height:1.08;margin:23px 0}.study-lede{font-size:19px;line-height:1.65;color:var(--muted);max-width:760px}.study-facts{display:grid;grid-template-columns:1.1fr 1fr 1fr;gap:32px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:26px 0;margin-top:36px}.study-facts span{font-size:9px;letter-spacing:1.6px;font-weight:700;color:#557249}.study-facts p{font-size:13px;line-height:1.7;margin:12px 0 0}.study-layout{display:grid;grid-template-columns:180px minmax(0,1fr);gap:55px;max-width:1220px;margin:auto;padding:0 6% 70px}.study-nav{position:sticky;top:35px;align-self:start;display:flex;flex-direction:column;gap:20px;padding-top:47px;font-size:12px}.study-nav .mini-label{font-size:8px;color:var(--muted)}.study-nav a:hover{text-decoration:underline;text-underline-offset:4px}.study-nav a:last-child{border-top:1px solid var(--line);padding-top:20px;font-size:10px}.study-section{padding:48px 0 10px;scroll-margin-top:20px}.study-section h2{font-size:36px;letter-spacing:-1.3px;line-height:1.17;margin:18px 0 24px}.study-section>p,.study-section details p{font-size:15px;line-height:1.85;color:#4d5b50}.study-section h3{font-size:21px;font-weight:500;letter-spacing:-.4px;margin-top:30px}.study-section figure{margin:27px 0 32px}.figure-zoom{display:block;width:100%;background:white;padding:12px;border:1px solid #dae0d3;border-radius:8px;cursor:zoom-in}.figure-zoom img{display:block;width:100%;height:auto;max-height:620px;object-fit:contain}.figure-zoom>span{display:block;text-align:right;font-size:9px;letter-spacing:.5px;padding:10px 5px 0;color:#5d7057}.study-section figcaption{font-size:11px;line-height:1.7;color:var(--muted);margin-top:11px}.study-section video{display:block;width:100%;max-height:480px;background:#202d28;border-radius:8px}.decision-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:26px 0}.decision-grid.two{grid-template-columns:1fr 1fr}.decision-grid>div{padding:20px;background:#ebefe4;border-radius:6px}.decision-grid h3{font-size:17px;margin:0 0 12px}.decision-grid p{font-size:12px;line-height:1.8;margin:0;color:#55634f}.takeaway{border-left:3px solid #719456;background:#edf1e5;padding:23px 26px;margin:28px 0}.takeaway span{font-size:9px;letter-spacing:1.5px;color:#59724a;font-weight:700}.takeaway p{font-size:18px;line-height:1.6;margin:10px 0 0}.result-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:25px 0;padding:25px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.result-grid strong{font-size:40px;letter-spacing:-1.8px;font-weight:500;color:var(--green);display:block}.result-grid span{display:block;font-size:12px;line-height:1.7;max-width:230px;margin-top:8px;color:var(--muted)}.equation-panel{padding:25px;background:#183b33;color:#eef2e7;border-radius:8px;margin:25px 0}.equation-panel>span{font-size:9px;letter-spacing:1.5px;color:#c4d7a6}.equation-panel p{font-family:Georgia,serif;font-size:21px;line-height:1.6}.equation-panel small{font-size:10px;line-height:1.6;color:#c6d3c4;display:block}.comparison-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:12px;text-align:left;margin:20px 0}th{background:#e8edde;font-weight:600}td,th{padding:14px;border-bottom:1px solid var(--line)}.next-case{border-top:1px solid var(--line);padding-top:30px;margin-top:55px}.next-case>a{display:block;font-size:26px;letter-spacing:-.6px;margin-top:15px;line-height:1.3}.image-dialog{width:96vw;max-width:1350px;max-height:94vh;padding:50px 20px 20px;overflow:auto}.image-dialog>img{width:100%;height:auto;max-height:76vh;object-fit:contain;background:white}.image-dialog>p{font-size:12px;color:var(--muted);margin:15px 10px 0;line-height:1.6}.case-page footer{border-top:1px solid var(--line)}@media(max-width:900px){.case-card-copy{padding:25px}.case-card-foot{display:block}.case-card-foot b{display:block;margin-top:12px}.study-layout{grid-template-columns:145px minmax(0,1fr);gap:25px}.decision-grid{grid-template-columns:1fr}.study-facts{gap:20px}.study-section h2{font-size:31px}.hero{gap:30px}.hero h1{letter-spacing:-2.3px}}@media(max-width:600px){.hero{grid-template-columns:1fr}.hero 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h2{font-size:30px}.study-section>p{font-size:14px}.decision-grid.two{grid-template-columns:1fr}.takeaway{padding:20px}.takeaway p{font-size:16px}.result-grid{gap:18px}.result-grid strong{font-size:34px}.result-grid span{font-size:11px}.equation-panel{padding:20px}.equation-panel p{font-size:17px}.image-dialog{padding:50px 8px 15px}.figure-zoom{padding:6px}.study-section figure{margin:24px 0}.next-case>a{font-size:23px}.case-page footer>a:last-child{font-size:10px}}