.portfolio-breadcrumb{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:30px 0 45px;color:var(--muted);font-size:12px}
.portfolio-breadcrumb a{display:inline-flex;align-items:center;min-height:44px}.portfolio-breadcrumb a:hover{color:var(--accent)}
.portfolio-hero{display:grid;grid-template-columns:1.2fr 1fr;gap:64px;align-items:center;padding-bottom:55px}
.portfolio-hero h1{font-size:clamp(30px,3.7vw,48px);line-height:1.45;letter-spacing:-.055em;font-weight:450;margin:20px 0 23px;text-wrap:pretty}
.portfolio-intro{color:var(--muted);font-size:15px;line-height:1.95}.portfolio-hero .case-stage{display:inline-block;margin-top:23px;font-size:11px}
.portfolio-visual{min-width:0}.portfolio-visual .content-diagram{margin:0}.portfolio-visual .diagram{width:100%;height:auto;max-height:none}.portfolio-visual .content-diagram:not(.od-diagram) .diagram{padding:28px 14px}
.portfolio-visual .od-diagram{padding:24px 18px}.portfolio-visual .od-arrow{width:100%;height:42px}.portfolio-visual figcaption{font-size:11px}
.portfolio-facts{display:grid;grid-template-columns:1fr 1fr;gap:28px;border-block:1px solid var(--line);margin:0;padding:28px 0}
.portfolio-facts dt{font-size:11px;color:var(--quiet);margin-bottom:10px}.portfolio-facts dd{margin:0;font-size:13px;line-height:1.8}
.portfolio-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:90px;align-items:start;padding:65px 0 75px}
.portfolio-toc{position:sticky;top:155px}.portfolio-toc ol{list-style:none;margin:22px 0 25px;padding:0}.portfolio-toc a{display:flex;align-items:center;min-height:44px;font-size:12px;color:var(--muted);border-left:1px solid var(--line);padding-left:17px}.portfolio-toc a:hover{border-color:var(--accent);color:var(--text)}.portfolio-source-note{font-size:11px;color:var(--quiet);line-height:1.9;max-width:190px}
.portfolio-section{padding:0 0 46px;margin-bottom:46px;border-bottom:1px solid var(--line);scroll-margin-top:20px}.portfolio-section:last-child{border:0;padding:0;margin:0}.portfolio-section>.eyebrow{font:10px/1.6 var(--mono);color:var(--quiet);letter-spacing:.08em;margin-bottom:14px}.portfolio-section h2{font-size:25px;font-weight:450;letter-spacing:-.035em;line-height:1.6;margin-bottom:22px}.portfolio-section p{font-size:14px;line-height:2.05;color:var(--muted)}.portfolio-section>p+p{margin-top:14px}
.portfolio-feature{display:grid;grid-template-columns:27px 1fr;gap:14px;padding:23px 0;border-top:1px solid var(--line)}.portfolio-feature:last-child{padding-bottom:0}.portfolio-feature>.mono{color:var(--accent);margin-top:4px}.portfolio-section h3{font-size:15px;font-weight:500;line-height:1.7;margin:0 0 9px}.portfolio-feature p{font-size:13px}.portfolio-proof{border-left:2px solid var(--accent);padding-left:20px;margin-bottom:29px}.portfolio-proof p{font-size:13px}.portfolio-boundary{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:23px 25px;margin-top:32px}.portfolio-boundary h3{font-size:12px}.portfolio-boundary p{font-size:12px}
.portfolio-cta{display:flex;align-items:center;justify-content:space-between;gap:35px;border:1px solid var(--line);border-radius:10px;background:var(--surface);padding:38px}.portfolio-cta h2{font-size:24px;font-weight:400;line-height:1.5;letter-spacing:-.03em;margin:15px 0 12px}.portfolio-cta p:not(.eyebrow){font-size:13px;color:var(--muted);line-height:1.9}.portfolio-cta .button{flex-shrink:0}
.portfolio-next{display:flex;justify-content:space-between;align-items:center;gap:30px;padding:35px 0 75px}.portfolio-next .text-link{margin:0;min-height:44px}.portfolio-next>a:last-child{text-align:right;padding:10px 0}.portfolio-next strong{display:block;font-size:16px;line-height:1.7;font-weight:450;margin-top:7px}.portfolio-next a:hover{color:var(--accent)}
@media(max-width:1000px){.portfolio-hero{gap:32px}.portfolio-layout{grid-template-columns:165px minmax(0,1fr);gap:42px}.portfolio-cta{padding:28px}.portfolio-facts{gap:18px}}
@media(max-width:760px){.portfolio-breadcrumb{padding:16px 0 25px;font-size:11px}.portfolio-breadcrumb .mono{font-size:8px}.portfolio-hero{grid-template-columns:1fr;gap:30px;padding-bottom:30px}.portfolio-hero h1{font-size:32px;margin:17px 0 19px}.portfolio-intro{font-size:13px}.portfolio-hero .case-stage{font-size:10px;margin-top:19px}.portfolio-visual{max-width:480px;width:100%;margin:auto}.portfolio-visual .content-diagram:not(.od-diagram) .diagram{padding:20px 10px}.portfolio-visual figcaption{font-size:10px}.portfolio-visual .od-diagram{padding:18px 12px}.portfolio-facts{grid-template-columns:1fr;padding:23px 0;gap:16px}.portfolio-facts>div{display:grid;grid-template-columns:76px 1fr;gap:12px}.portfolio-facts dt{margin:2px 0 0;line-height:1.8}.portfolio-facts dd{font-size:12px}.portfolio-layout{display:block;padding:30px 0 45px}.portfolio-toc{position:static;border-bottom:1px solid var(--line);margin-bottom:35px;padding-bottom:25px}.portfolio-toc ol{display:grid;grid-template-columns:1fr 1fr;gap:0 14px;margin:16px 0 0}.portfolio-toc a{font-size:11px;padding-left:11px;min-height:44px}.portfolio-source-note{max-width:none;margin-top:18px;font-size:10px}.portfolio-section{padding-bottom:32px;margin-bottom:32px}.portfolio-section h2{font-size:23px;margin-bottom:18px}.portfolio-section p{font-size:13px;line-height:2}.portfolio-section h3{font-size:14px}.portfolio-feature{gap:9px;grid-template-columns:23px 1fr;padding:21px 0}.portfolio-feature p,.portfolio-proof p{font-size:12px}.portfolio-boundary{padding:20px}.portfolio-boundary p{font-size:11px}.portfolio-proof{padding-left:15px}.portfolio-cta{display:block;padding:25px 22px}.portfolio-cta h2{font-size:23px}.portfolio-cta p:not(.eyebrow){font-size:12px}.portfolio-cta .button{margin-top:23px;min-height:44px}.portfolio-next{align-items:start;padding:25px 0 45px;gap:18px}.portfolio-next strong{font-size:13px;max-width:150px}.portfolio-next .eyebrow,.portfolio-next .text-link{font-size:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.portfolio-section>p+.portfolio-proof{margin-top:25px}.decision-figure{margin:30px 0 0;padding:22px;background:var(--surface);border:1px solid var(--line);border-radius:8px}.decision-figure .project-flow{margin:4px 0 20px}.decision-figure .project-flow span{font-size:12px}.decision-figure figcaption{font-size:12px;line-height:1.9;color:var(--muted)}