/* v2.6.0 — dedicated project case-study pages. */
.case-study-page{min-height:100vh;background:var(--bg);color:var(--text)}
.case-study-header{position:sticky;top:0;z-index:30;border-bottom:1px solid var(--line);background:rgba(12,23,32,.9);backdrop-filter:blur(16px)}
html[data-theme="light"] .case-study-header{background:rgba(247,250,248,.92)}
.case-study-nav{min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.case-study-nav-actions{display:flex;align-items:center;gap:9px}
.case-nav-link,.case-theme-toggle{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:36px;padding:8px 13px;border:1px solid var(--line);border-radius:100px;background:transparent;color:var(--text);font:inherit;font-size:10px;font-weight:700;text-decoration:none;cursor:pointer;transition:border-color .18s,background .18s,color .18s}
.case-nav-link:hover,.case-theme-toggle:hover{border-color:var(--accent);color:var(--accent);background:rgba(113,223,192,.055)}
.case-nav-link:focus-visible,.case-theme-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.case-theme-toggle{width:38px;padding:8px;font-size:14px}
.case-theme-toggle .sun{display:none}
html[data-theme="light"] .case-theme-toggle .moon{display:none}
html[data-theme="light"] .case-theme-toggle .sun{display:inline}
.case-study-main{padding-bottom:76px}
.case-study-hero{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(320px,.96fr);align-items:center;gap:clamp(30px,6vw,78px);padding-top:clamp(54px,8vw,104px);padding-bottom:clamp(46px,7vw,82px)}
.case-kicker{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 18px;color:var(--accent);font-size:9px;font-weight:850;letter-spacing:.15em;text-transform:uppercase}
.case-kicker span+span:before{content:"/";margin-right:8px;color:var(--faint)}
.case-study-hero h1{max-width:760px;margin:0;color:var(--text);font-size:clamp(39px,6.2vw,70px);line-height:.99;letter-spacing:-.065em}
.case-study-hero h1 em{color:var(--accent);font-style:normal}
.case-lead{max-width:650px;margin:22px 0 0;color:var(--muted);font-size:clamp(14px,1.45vw,17px);line-height:1.85}
.case-hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.case-meta{display:flex;flex-wrap:wrap;gap:9px 18px;margin-top:24px;color:var(--faint);font-size:9px;font-weight:750;letter-spacing:.08em;text-transform:uppercase}
.case-meta span{display:inline-flex;align-items:center;gap:7px}
.case-meta span:before{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent)}
.case-hero-visual{position:relative;min-width:0;padding:16px;border:1px solid rgba(113,223,192,.2);border-radius:12px;background:radial-gradient(circle at 15% 0,rgba(113,223,192,.11),transparent 45%),linear-gradient(145deg,#172a34,#0c1821);box-shadow:0 24px 70px rgba(0,0,0,.17)}
.case-hero-visual:after{position:absolute;right:19px;bottom:16px;color:rgba(140,224,197,.28);font-size:9px;font-weight:850;letter-spacing:.14em;content:attr(data-mark)}
.case-hero-visual img{display:block;width:100%;height:auto;max-height:380px;object-fit:contain;border-radius:6px}
.case-visual-caption{margin:11px 2px 0;color:#9db2a9;font-size:9px;line-height:1.6}
.case-stat-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:0 auto 24px}
.case-stat{min-height:93px;padding:17px 18px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}
.case-stat strong{display:block;color:var(--accent);font-size:19px;line-height:1.2;letter-spacing:-.04em}
.case-stat span{display:block;margin-top:7px;color:var(--faint);font-size:8px;font-weight:800;letter-spacing:.11em;text-transform:uppercase}
.case-section{padding:clamp(38px,5vw,64px) 0;border-top:1px solid var(--line)}
.case-section-heading{display:grid;grid-template-columns:180px minmax(0,1fr);gap:28px;align-items:start;margin-bottom:24px}
.case-section-index{padding-top:8px;color:var(--accent);font-size:9px;font-weight:850;letter-spacing:.14em;text-transform:uppercase}
.case-section-heading h2{max-width:750px;margin:0;color:var(--text);font-size:clamp(25px,3.8vw,39px);line-height:1.1;letter-spacing:-.05em}
.case-section-heading p{max-width:760px;margin:12px 0 0;color:var(--muted);font-size:12px;line-height:1.85}
.case-grid-two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.case-panel{min-width:0;padding:22px;border:1px solid var(--line);border-radius:9px;background:var(--surface)}
.case-panel h3{margin:0 0 10px;color:var(--text);font-size:17px;letter-spacing:-.025em}
.case-panel p{margin:0;color:var(--muted);font-size:11px;line-height:1.85}
.case-panel p+p{margin-top:10px}
.case-panel-kicker{display:block;margin-bottom:10px;color:var(--accent);font-size:8px;font-weight:850;letter-spacing:.13em;text-transform:uppercase}
.case-contribution{position:relative;overflow:hidden;padding:clamp(24px,4vw,42px);border:1px solid rgba(113,223,192,.25);border-radius:11px;background:radial-gradient(circle at 95% 0,rgba(113,223,192,.12),transparent 34%),linear-gradient(120deg,#172d36,#101e28)}
.case-contribution .case-panel-kicker{color:#8ce0c5}
.case-contribution h2{max-width:720px;margin:0 0 13px;color:#eff8f3;font-size:clamp(25px,3.7vw,38px);line-height:1.12;letter-spacing:-.05em}
.case-contribution p{max-width:850px;margin:0;color:#b6c9c0;font-size:12px;line-height:1.9}
.case-contribution .case-tags{margin-top:20px}
.case-architecture{padding:24px;border:1px solid rgba(113,223,192,.2);border-radius:10px;background:linear-gradient(145deg,rgba(21,42,51,.96),rgba(13,26,35,.98))}
.case-architecture figcaption{margin-top:17px;color:#96aaa2;font-size:9px;line-height:1.7}
.architecture-row{display:grid;grid-template-columns:minmax(0,1fr) 32px minmax(0,1fr) 32px minmax(0,1fr);align-items:stretch;gap:8px}
.architecture-node{display:flex;min-height:120px;flex-direction:column;justify-content:center;align-items:center;gap:8px;padding:16px 12px;border:1px solid rgba(140,224,197,.23);border-radius:8px;background:rgba(113,223,192,.045);text-align:center}
.architecture-node strong{color:#eaf5ef;font-size:12px;line-height:1.45}
.architecture-node span{color:#a7bbb2;font-size:9px;line-height:1.6}
.architecture-node small{color:#8ce0c5;font-size:8px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}
.architecture-arrow{display:grid;place-items:center;color:#8ce0c5;font-size:22px}
.architecture-platform{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:9px;margin-top:15px;padding-top:15px;border-top:1px solid rgba(140,224,197,.14)}
.architecture-platform span{padding:7px 11px;border:1px solid rgba(140,224,197,.2);border-radius:100px;color:#b8d9cb;font-size:9px;font-weight:700}
.case-architecture-note{margin:13px 0 0;color:#8da79d;font-size:9px;line-height:1.7}
.case-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px}
.case-tags span{padding:7px 10px;border:1px solid rgba(113,223,192,.2);border-radius:100px;background:rgba(113,223,192,.055);color:var(--accent);font-size:9px;font-weight:750}
.case-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.case-gallery figure{min-width:0;margin:0;padding:10px;border:1px solid var(--line);border-radius:9px;background:var(--surface)}
.case-gallery img{display:block;width:100%;height:auto;aspect-ratio:1.6;object-fit:cover;border-radius:5px;background:#081118}
.case-gallery figcaption{padding:11px 3px 2px;color:var(--muted);font-size:10px;line-height:1.6}
.case-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;counter-reset:case-step}
.case-step{position:relative;min-height:160px;padding:20px 16px 17px;border:1px solid var(--line);border-radius:8px;background:var(--surface);counter-increment:case-step}
.case-step:before{display:block;margin-bottom:22px;color:var(--accent);font-size:10px;font-weight:850;letter-spacing:.12em;content:"0" counter(case-step)}
.case-step h3{margin:0 0 8px;color:var(--text);font-size:13px;line-height:1.4}
.case-step p{margin:0;color:var(--muted);font-size:10px;line-height:1.75}
.case-note{margin-top:17px;padding:14px 16px;border-left:2px solid var(--accent);background:var(--surface-2);color:var(--muted);font-size:10px;line-height:1.75}
.case-footer{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:15px;margin-top:48px;padding-top:22px;border-top:1px solid var(--line)}
.case-footer p{margin:0;color:var(--faint);font-size:9px;line-height:1.7}
.case-footer-links{display:flex;flex-wrap:wrap;gap:8px}
.case-footer-links .button{font-size:10px}
html[data-theme="light"] .case-hero-visual{border-color:rgba(8,124,102,.18);background:radial-gradient(circle at 15% 0,rgba(8,124,102,.1),transparent 45%),linear-gradient(145deg,#e8f2ed,#f6faf7);box-shadow:0 24px 70px rgba(20,48,39,.08)}
html[data-theme="light"] .case-visual-caption{color:#5c756a}
html[data-theme="light"] .case-contribution{border-color:rgba(8,124,102,.22);background:radial-gradient(circle at 95% 0,rgba(8,124,102,.1),transparent 34%),linear-gradient(120deg,#1e4a43,#1a3635)}
html[data-theme="light"] .case-architecture{border-color:rgba(8,124,102,.2);background:linear-gradient(145deg,#e9f3ee,#f5faf7)}
html[data-theme="light"] .architecture-node{border-color:rgba(8,124,102,.25);background:rgba(8,124,102,.04)}
html[data-theme="light"] .architecture-node strong{color:#183d34}
html[data-theme="light"] .architecture-node span{color:#526d61}
html[data-theme="light"] .architecture-platform{border-color:rgba(8,124,102,.16)}
html[data-theme="light"] .architecture-platform span{border-color:rgba(8,124,102,.2);color:#245f50}
html[data-theme="light"] .case-architecture figcaption,html[data-theme="light"] .case-architecture-note{color:#5e786c}
html[data-theme="light"] .case-tags span{border-color:rgba(8,124,102,.22);background:rgba(8,124,102,.045)}
html[data-theme="light"] .case-note{border-left-color:#087c66}
@media(max-width:860px){.case-study-hero{grid-template-columns:minmax(0,1fr);gap:28px;padding-top:54px}.case-hero-visual{max-width:680px}.case-section-heading{grid-template-columns:130px minmax(0,1fr)}.case-steps{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.case-study-nav{min-height:62px}.case-nav-link{min-height:34px;padding:7px 10px;font-size:9px}.case-study-nav-actions{gap:6px}.case-study-hero{padding-top:40px}.case-study-hero h1{font-size:clamp(36px,11vw,52px)}.case-stat-row{grid-template-columns:1fr;gap:8px}.case-stat{min-height:0;padding:13px 15px}.case-stat strong{font-size:16px}.case-section-heading{grid-template-columns:1fr;gap:9px;margin-bottom:18px}.case-section-index{padding:0}.case-grid-two,.case-gallery{grid-template-columns:1fr}.case-panel{padding:18px}.case-architecture{padding:13px}.architecture-row{grid-template-columns:1fr;gap:7px}.architecture-node{min-height:92px}.architecture-arrow{transform:rotate(90deg);height:20px}.case-steps{grid-template-columns:1fr}.case-step{min-height:0}.case-step:before{margin-bottom:12px}.case-footer{align-items:flex-start;flex-direction:column}.case-study-hero{gap:23px}}
@media(prefers-reduced-motion:reduce){.case-nav-link,.case-theme-toggle{transition:none!important}}