/* Flagship case study and homepage, extending the established portfolio theme. */
:root{--focus:#bc5125}
html{scroll-padding-top:11rem}[id]{scroll-margin-top:11rem}button,input{font:inherit}button{cursor:pointer}
a:focus-visible,button:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid var(--focus);outline-offset:5px}
.reveal{opacity:1;transform:none}.brand-text{display:grid;line-height:1.2}.brand-text small{margin-top:.25rem;color:var(--muted);font-size:.66rem;font-weight:500}
.live-dot{display:inline-block;width:.5rem;height:.5rem;border-radius:50%;background:#208461;margin-right:.4rem}
.hero{grid-template-columns:minmax(0,1fr) minmax(0,.95fr);gap:clamp(2.5rem,5vw,5rem);padding-top:5rem;padding-bottom:5rem}
.hero h1{font-size:clamp(3.2rem,5.35vw,5.8rem);line-height:1.02}.hero-intro{font-size:1.1rem}
/* Keep the English homepage title upright, with room between letterforms. */
html[lang="en"] .hero h1{font-size:clamp(2.75rem,4.7vw,4.7rem);font-weight:700;line-height:1.08;letter-spacing:-.04em}
html[lang="en"] .hero h1 em{font-family:inherit;font-style:normal;font-weight:inherit}
.hero-project{overflow:hidden;border:1px solid #c8d4cb;background:var(--paper);box-shadow:var(--shadow);border-radius:8px}
.preview-topline,.preview-footer{display:flex;align-items:center;gap:.5rem;padding:1rem 1.35rem;font:500 .63rem 'IBM Plex Mono',monospace;letter-spacing:.04em}
.preview-topline{border-bottom:1px solid var(--line)}.preview-topline>span:last-child{margin-left:auto;color:var(--muted)}
.preview-image{display:block;background:#e5ece9}.preview-image img{width:100%;height:auto}.hero-project-caption{padding:1.65rem}
.hero-project-caption h2{font-size:clamp(1.65rem,2.2vw,2.25rem);line-height:1.1;letter-spacing:-.04em;margin:.8rem 0}
.hero-project-caption p:not(.eyebrow){color:var(--muted);font-size:.9rem}.hero-project-caption .text-link{font-size:.83rem}
.preview-footer{justify-content:space-between;border-top:1px solid var(--line);color:var(--muted)}
.project-note{font-size:.82rem;color:var(--muted);line-height:1.65}.compact-actions{margin:1.5rem 0 1rem}
.flagship-bi{align-items:center;gap:2rem}.flagship-bi h3{font-size:clamp(2.1rem,3.2vw,3.6rem)}.report-preview img{aspect-ratio:auto;height:auto}
.supporting-heading{margin:3rem 0 1.3rem;font-size:1.25rem}.supporting-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.supporting-grid .project-card{min-height:380px;padding:1.5rem}.supporting-grid .project-card h3{font-size:1.45rem;line-height:1.2}
.supporting-grid .project-card p{font-size:.92rem}.supporting-grid .text-link{width:fit-content;font-size:.82rem}

/* Case-study structure. */
.case-hero,.case-section{padding:5rem clamp(1.25rem,7vw,8rem)}
.case-hero{background:radial-gradient(circle at 95% 0,#dbe9de 0,transparent 45%);padding-top:2rem}
.breadcrumb{display:inline-block;margin-bottom:3rem;font-size:.8rem;color:var(--muted)}
.case-hero-grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(260px,.65fr);gap:4rem;align-items:center}
.case-hero h1{margin:1.2rem 0 1.5rem;font-size:clamp(3rem,5.7vw,6rem);line-height:.99}
.case-intro{max-width:670px;font-size:1.15rem;color:var(--muted)}
.project-brief{background:var(--paper);border-top:3px solid var(--green);padding:1.6rem;box-shadow:0 15px 40px #0b2f2609}
.project-brief dl{margin:1.3rem 0 0}.project-brief dl div{border-bottom:1px solid var(--line);padding:.7rem 0}
.project-brief dl div:last-child{border-bottom:0;padding-bottom:0}.project-brief dt{font-size:.68rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.project-brief dd{margin:.15rem 0 0;font-size:.86rem;font-weight:600}
.scope-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin-top:2rem;padding-top:2rem;border-top:1px solid var(--line)}
.scope-stats div{padding:0 1.5rem;border-left:1px solid var(--line)}.scope-stats div:first-child{padding-left:0;border-left:0}
.scope-stats strong{display:block;font-size:clamp(1.7rem,3vw,2.5rem);line-height:1.2;letter-spacing:-.045em}
.scope-stats span{display:block;margin-top:.5rem;font-size:.78rem;color:var(--muted)}
.case-nav{position:sticky;top:79px;z-index:15;display:flex;gap:1.6rem;padding:1rem clamp(1.25rem,7vw,8rem);overflow-x:auto;white-space:nowrap;background:#fffdf7f5;backdrop-filter:blur(14px);border-block:1px solid var(--line);font-size:.75rem;font-weight:600}
.case-nav a:hover{color:var(--green);text-decoration:underline;text-underline-offset:5px}
.case-section{border-bottom:1px solid var(--line)}.case-section .section-label{margin-bottom:1.3rem}
.case-section h2{font-size:clamp(2.15rem,3.75vw,4rem);line-height:1.04;letter-spacing:-.045em}
.case-section .section-heading{margin-bottom:2.5rem;align-items:end}.case-section .section-heading>p{font-size:.97rem;max-width:390px;margin-bottom:0}
.case-section h3{line-height:1.25}.question-grid,.scenario-grid,.model-note-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.25rem}
.question-grid article{padding:1.8rem;border:1px solid var(--line);background:var(--paper)}
.small-index{font:500 .65rem 'IBM Plex Mono',monospace;text-transform:uppercase;letter-spacing:.06em;color:var(--green)}
.question-grid h3{margin:1.4rem 0 .75rem;font-size:1.3rem}.question-grid p,.method-grid p,.model-note-grid p,.scenario-grid p{font-size:.9rem;color:var(--muted);margin-bottom:0}
.editorial-note{display:grid;grid-template-columns:.4fr 1fr;gap:2rem;margin-top:2rem;padding:1.6rem 0;border-top:1px solid var(--line)}
.editorial-note>strong{font-size:1.2rem}.editorial-note p{margin-bottom:0;color:var(--muted)}

/* Live report, loaded only when requested by the visitor. */
.report-section{background:#e7eee8}.viewer-toolbar{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:1rem 1.2rem;border:1px solid #c3d1c6;border-radius:6px 6px 0 0;background:var(--paper);font-size:.78rem}
.viewer-toolbar>div{display:flex;gap:1.3rem;align-items:center}.viewer-toolbar small{color:var(--muted)}
.text-button{padding:.35rem 0;border:0;border-bottom:1px solid currentColor;background:transparent;color:var(--green);font-size:.78rem;font-weight:700}
.text-button:disabled{color:#7b8780;cursor:default;border-color:transparent}
.report-shell{position:relative;aspect-ratio:16/10;background:#e5ece9;border:1px solid #c3d1c6;border-top:0;overflow:hidden}
.report-placeholder,.report-shell iframe{width:100%;height:100%;border:0}.report-placeholder>img{width:100%;height:100%;object-fit:contain}
.report-start{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:.6rem;background:#f6f3eb40}
.report-start>span{padding:.3rem .75rem;font-size:.76rem;background:#fffdf7ed;border-radius:3px}
.report-start .button{box-shadow:0 5px 30px #0b2f2630;gap:1.2rem;min-height:52px}
.report-status{margin:.7rem 0 .2rem;font-size:.75rem;color:var(--muted)}
.viewer-help{font-size:.84rem;margin:1rem 0 1.5rem;color:#445b50}.viewer-help a{text-decoration:underline;text-underline-offset:3px}

/* Page walkthrough and guides. */
.page-tour{border-top:1px solid var(--line)}.page-detail{border-bottom:1px solid var(--line)}
.page-detail>summary{list-style:none;display:grid;grid-template-columns:3.5rem 1fr 2rem;align-items:center;gap:.8rem;padding:1.55rem .7rem;cursor:pointer}
.page-detail>summary::-webkit-details-marker,.inline-details>summary::-webkit-details-marker,.code-details>summary::-webkit-details-marker{display:none}
.page-number{font:400 1.1rem 'IBM Plex Mono',monospace;color:var(--green)}.page-detail summary strong{display:block;font-size:1.25rem;letter-spacing:-.02em}
.page-detail summary small{display:block;margin-top:.3rem;color:var(--muted);font-size:.84rem;font-weight:400}
.detail-symbol{font-size:1.7rem;text-align:center;color:var(--green)}.page-detail[open]>summary .detail-symbol{transform:rotate(45deg)}.page-detail[open]>summary{color:var(--green)}
.page-detail-body{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:2rem;padding:.4rem .7rem 2.4rem;align-items:start}
.screenshot-link{display:block;border:1px solid var(--line);background:#e5ece9}.screenshot-link img{width:100%;height:auto}
.page-explanation h3{font-size:1rem;margin:1.1rem 0 .5rem}.page-explanation p{font-size:.89rem}.page-explanation>.eyebrow{font-size:.64rem;color:var(--green)}
.page-explanation .text-link{font-size:.85rem}.context-note{color:#435e50;padding:1rem;border-left:3px solid #7db49a;background:#eaf2e9}
.guide-section{background:var(--paper)}.guide-steps{list-style:none;margin:0 0 2.5rem;padding:0}
.guide-steps>li{display:grid;grid-template-columns:3rem 1fr;gap:1.3rem;padding:1.25rem 0;border-bottom:1px solid var(--line)}
.guide-steps>li>span{color:var(--green);font:400 1.1rem 'IBM Plex Mono',monospace}.guide-steps h3{margin-bottom:.5rem;font-size:1.2rem}
.guide-steps p{max-width:920px;margin-bottom:0;color:var(--muted);font-size:.94rem}
.scenario-grid article{padding:1.5rem;background:#edf3ec}.scenario-grid h3{font-size:1.15rem;margin:.8rem 0}.scenario-grid .eyebrow{font-size:.6rem;color:var(--green)}
.inline-details,.code-details{border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-top:1.25rem;padding:0 1rem}
.inline-details>summary,.code-details>summary{display:flex;justify-content:space-between;align-items:center;gap:1rem;list-style:none;cursor:pointer;padding:1.2rem 0;font-weight:600;font-size:.94rem}
.inline-details>summary::after,.code-details>summary::after{content:'+';font:400 1.3rem 'IBM Plex Mono',monospace;color:var(--green)}
.inline-details[open]>summary::after,.code-details[open]>summary::after{content:'−'}.inline-details>p,.inline-details>ol{font-size:.9rem;color:#495f54}
.arabic-guide{font-family:Tahoma,Arial,sans-serif}.arabic-guide li{margin:.7rem 0;line-height:1.95}

/* Technical tables and sample findings. */
.method-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1.4rem;margin-bottom:2.5rem}
.method-grid article{padding-top:1.3rem;border-top:2px solid var(--green)}.method-grid h3{font-size:1.14rem;margin:1rem 0 .75rem}
code{font-family:'IBM Plex Mono',monospace;font-size:.86em;overflow-wrap:anywhere}
.table-scroll{overflow-x:auto;border:1px solid var(--line);margin:1.6rem 0 2rem;background:var(--paper)}
table{width:100%;border-collapse:collapse;min-width:800px;text-align:left;font-size:.84rem}
caption{text-align:left;padding:1rem;font-size:.75rem;color:var(--muted);background:#edf2eb}
th{font-size:.7rem;text-transform:uppercase;letter-spacing:.045em;color:var(--green);background:#f2f5ee}
th,td{padding:1rem;border-bottom:1px solid var(--line);vertical-align:top}tr:last-child td{border-bottom:0}td:first-child{font-weight:600}
.model-note-grid{gap:2rem}.model-note-grid h3{font-size:1.1rem}.metric-section{background:#edf2eb}.metric-table{min-width:940px}
.metric-table td:first-child{width:17%}.metric-table td:nth-child(2){width:23%;font-family:'IBM Plex Mono',monospace;font-size:.73rem}.metric-table td:nth-child(3){width:38%}.metric-table td:last-child{width:22%}
.code-details{margin-bottom:1.5rem}.code-grid{display:grid;grid-template-columns:1fr;gap:1rem;padding-bottom:1.3rem}.code-grid h3{font-size:1rem;margin-bottom:.6rem}
pre{margin:0;white-space:pre-wrap;background:var(--forest);color:#e2f2e8;padding:1.25rem;border-radius:4px;overflow-x:auto;font-size:.82rem}
.code-grid p{color:var(--muted);font-size:.86rem;margin:.6rem 0 0}.finding-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}
.finding-grid article{padding:2rem;border:1px solid var(--line);background:var(--paper)}.finding-value{font-size:clamp(1.65rem,2.6vw,2.6rem);line-height:1.2;font-weight:600;letter-spacing:-.04em;color:var(--green)}
.finding-grid h3{margin:1.1rem 0 .75rem;font-size:1.15rem}.finding-grid p{font-size:.92rem;color:var(--muted)}
.finding-grid .next-question{border-top:1px solid var(--line);padding-top:1rem;margin:1rem 0 0;color:#344e41}
.validation-section{background:var(--forest);color:#fffdf7}.validation-section .section-label,.validation-section .eyebrow{color:#9ed9bb}
.validation-section .section-heading>p,.validation-section .project-note{color:#bdcfc5}.validation-grid{display:grid;grid-template-columns:1fr 1fr;gap:3.5rem}
.validation-grid h3{font-size:1.25rem}.validation-grid ul{padding-left:1.15rem;color:#d0e0d7;font-size:.92rem}.validation-grid li{margin:.8rem 0}.validation-grid strong{color:#f4faf5}
.next-iteration{border-top:1px solid #ffffff35;margin-top:2rem;padding-top:1.7rem}.next-iteration p{color:#d0e0d7;font-size:.94rem;max-width:960px;margin:.8rem 0 0}
.faq-section .inline-details{margin-top:0;border-bottom:0;padding-inline:0}.faq-section .inline-details:last-child{border-bottom:1px solid var(--line)}
.case-contact{padding-top:5rem;padding-bottom:5rem}.case-contact h2{font-size:clamp(3rem,5vw,5.5rem)}

@media(min-width:1600px){.case-hero,.case-section{padding-inline:max(8rem,calc((100vw - 1340px)/2))}}
@media(max-width:1000px){
 html[lang="en"] .hero h1{font-size:clamp(2.5rem,6.5vw,4.25rem)}
 .hero{grid-template-columns:1fr}.hero-copy{max-width:750px}.hero-project{max-width:720px}.hero h1{max-width:750px;font-size:clamp(3.2rem,7vw,5.5rem)}
 .case-hero-grid{grid-template-columns:minmax(0,1fr) 270px;gap:2rem}.case-hero h1{font-size:clamp(2.8rem,5.9vw,4.6rem)}
 .case-section .section-heading{align-items:start}.case-section .section-heading>p{max-width:640px}.method-grid{grid-template-columns:1fr 1fr}
 .supporting-grid{grid-template-columns:1fr}.supporting-grid .project-card{min-height:0}.supporting-grid .text-link{margin-top:1rem}.page-detail-body{grid-template-columns:1fr}
}
@media(max-width:720px){
 html[lang="en"] .hero h1{font-size:clamp(1.875rem,10vw,3.75rem)}
 html{scroll-padding-top:10rem}.site-header{min-height:75px}.brand{font-size:.85rem;gap:.6rem}.brand-text small{font-size:.58rem}
 .site-header nav a{min-height:38px;display:flex;align-items:center}.hero{padding-top:3rem;gap:2.5rem}.hero h1{font-size:clamp(3rem,11vw,4.5rem)}
 .quick-facts{grid-template-columns:1fr 1fr 1fr;gap:.6rem}.quick-facts div{padding:0}.quick-facts dt{font-size:1.02rem}.quick-facts dd{font-size:.67rem}
 .hero-project-caption{padding:1.3rem}.preview-topline,.preview-footer{padding:.8rem 1rem;font-size:.58rem}
 .case-hero,.case-section{padding:3.5rem 1.25rem}.case-hero{padding-top:1.5rem}.breadcrumb{margin-bottom:2rem}.case-hero-grid{grid-template-columns:1fr;gap:1rem}
 .case-hero h1{font-size:clamp(2.7rem,10.7vw,4.5rem)}.case-intro{font-size:1.02rem}.project-brief{padding:1.3rem}
 .project-brief dl{display:grid;grid-template-columns:1fr 1fr;gap:0 1rem}.project-brief dl div:nth-last-child(-n+2){border-bottom:0}.project-brief dd{font-size:.79rem}
 .scope-stats{grid-template-columns:1fr 1fr;gap:1.5rem 0}.scope-stats div{padding-inline:1rem}.scope-stats div:nth-child(odd){padding-left:0;border-left:0}.scope-stats span{font-size:.7rem}
 .case-nav{top:75px;padding:.85rem 1.25rem;gap:1.5rem;font-size:.7rem}.question-grid,.scenario-grid,.model-note-grid,.finding-grid,.validation-grid{grid-template-columns:1fr}
 .editorial-note{grid-template-columns:1fr;gap:.6rem}.editorial-note p{font-size:.93rem}.viewer-toolbar{flex-direction:column;align-items:flex-start;padding:.8rem}
 .viewer-toolbar>div{justify-content:space-between;width:100%}.report-shell{aspect-ratio:4/3}.report-start .button{font-size:.85rem;min-height:46px;padding:.8rem 1rem}
 .report-start>span{font-size:.64rem;max-width:93%;text-align:center}.page-detail>summary{grid-template-columns:2rem 1fr 1.4rem;gap:.6rem;padding:1.25rem 0}
 .page-detail summary strong{font-size:1.05rem}.page-detail summary small{font-size:.76rem}.page-detail-body{padding-inline:0;gap:1.1rem}
 .guide-steps>li{grid-template-columns:1.8rem 1fr;gap:.7rem}.guide-steps p{font-size:.89rem}.method-grid{gap:1.6rem}.method-grid h3{font-size:1rem}.method-grid p{font-size:.82rem}
 .finding-grid article{padding:1.5rem}.validation-grid{gap:2rem}.inline-details,.code-details{padding-inline:.3rem}.case-contact .contact-links{gap:1rem}.case-contact .button{font-size:.88rem}
 html:not(.js) .menu-button{display:none}html:not(.js) .site-header{flex-wrap:wrap}html:not(.js) .site-header nav{position:static;display:flex;flex-direction:row;flex-wrap:wrap;padding:.75rem 0 0;gap:.6rem 1rem;font-size:.75rem;width:100%;border:0}
}
@media(max-width:380px){.method-grid{grid-template-columns:1fr}.button{font-size:.83rem}.case-hero .hero-actions{gap:.65rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition-duration:0s!important}}