:root{--paper:#f7f6f2;--white:#fff;--ink:#171717;--muted:#73736f;--line:#d8d6cf;--accent:#a94037;--sans:"SF Pro Display","PingFang SC","Helvetica Neue",sans-serif;--serif:"Songti SC","Noto Serif CJK SC",serif;--mono:"SFMono-Regular","SF Mono",monospace;--max:1380px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}img{display:block;width:100%;height:auto}.shell{width:min(calc(100% - 96px),var(--max));margin:auto}.eyebrow{font:650 10px/1.3 var(--mono);letter-spacing:.13em;text-transform:uppercase;color:var(--accent)}
.nav{position:sticky;top:0;z-index:20;height:64px;background:rgba(247,246,242,.9);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}.nav .shell{height:100%;display:flex;align-items:center;justify-content:space-between}.back{font-size:12px}.back:before{content:"←";margin-right:10px}.case-count{font:600 9px/1 var(--mono);letter-spacing:.12em;color:var(--muted)}
.hero{min-height:calc(100svh - 64px);display:grid;grid-template-columns:.82fr 1.18fr}.hero-copy{padding:clamp(64px,7vw,112px) 6vw 54px max(48px,calc((100vw - min(calc(100vw - 96px),var(--max)))/2));display:flex;flex-direction:column;justify-content:space-between}.hero h1{font:620 clamp(46px,5.1vw,72px)/1 var(--sans);letter-spacing:-.055em;margin:24px 0 30px}.hero-dek{max-width:620px;margin:0;color:#4c4b47;font:400 19px/1.75 var(--serif)}.hero-facts{display:grid;grid-template-columns:1fr 1fr;gap:20px 30px;border-top:1px solid var(--ink);padding-top:22px;margin-top:50px}.fact span{display:block;color:var(--muted);font:500 9px/1.4 var(--mono);margin-bottom:7px}.fact b{font-size:13px;line-height:1.5}.hero-media{min-height:calc(100svh - 64px);background:#ececea;display:grid;place-items:center;overflow:hidden}.hero-media img{width:100%;height:auto;max-height:calc(100svh - 64px);object-fit:contain}
.section{padding:120px 0}.section.white{background:var(--white)}.section.dark{background:var(--ink);color:white}.section-head{display:grid;grid-template-columns:.72fr 1.28fr;gap:8vw;margin-bottom:66px}.section h2{font:610 clamp(38px,4vw,58px)/1.05 var(--sans);letter-spacing:-.05em;margin:15px 0 0}.section-lead{margin:0;font:400 21px/1.7 var(--serif);color:var(--muted)}.dark .section-lead{color:#b4b3ae}.story-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--ink)}.dark .story-grid{border-color:#555}.story{padding:28px 30px 10px 0;border-right:1px solid var(--line);min-height:220px}.story+.story{padding-left:30px}.story:last-child{border:0}.story b{display:block;font-size:20px;margin:24px 0 13px}.story p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}.dark .story p{color:#aaa9a4}
.gallery{display:grid;grid-template-columns:1fr 1fr;gap:26px}.gallery figure{margin:0}.gallery figure.full{grid-column:1/-1}.gallery img{background:#ececea}.gallery figcaption{display:flex;justify-content:space-between;gap:20px;padding-top:11px;color:var(--muted);font:500 9px/1.5 var(--mono);letter-spacing:.06em}.gallery .tall{max-height:1000px;object-fit:contain;background:#ececea}
.evidence{display:grid;grid-template-columns:.75fr 1.25fr;gap:8vw}.evidence-list{border-top:1px solid var(--ink)}.evidence-row{display:grid;grid-template-columns:120px 1fr;gap:24px;padding:20px 0;border-bottom:1px solid var(--line)}.evidence-row span{font:600 9px/1.5 var(--mono);color:var(--accent)}.evidence-row p{margin:0;font-size:14px;line-height:1.65}.note{margin:28px 0 0;color:var(--muted);font-size:12px;line-height:1.7}
.system-hero{width:min(86%,820px);padding:42px;background:#fff;border:1px solid var(--line)}.system-hero-label{font:650 9px/1.3 var(--mono);letter-spacing:.13em;color:var(--accent)}.system-hero h3{font:600 clamp(28px,3vw,44px)/1.05 var(--sans);letter-spacing:-.045em;margin:18px 0 48px}.system-path{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:12px;align-items:center}.system-path div{padding:18px 12px;border-top:1px solid var(--ink);font-size:13px}.system-path span{color:var(--accent)}
.process-board{border-top:1px solid var(--ink)}.lane{display:grid;grid-template-columns:170px 1fr;border-bottom:1px solid var(--line)}.lane-label{padding:25px 22px 25px 0}.lane-label b{display:block;font-size:15px;margin-bottom:7px}.lane-label span{font:500 9px/1.4 var(--mono);color:var(--muted)}.lane-content{padding:25px 0 25px 28px;border-left:1px solid var(--line)}.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.flow-step{position:relative;min-height:128px;padding:16px;border:1px solid var(--line);background:#fff}.flow-step:not(:last-child):after{content:"→";position:absolute;right:-11px;top:48%;z-index:2;color:var(--accent);font-weight:700}.flow-step small{font:600 8px/1 var(--mono);color:var(--accent)}.flow-step b{display:block;margin:16px 0 8px;font-size:14px}.flow-step p{margin:0;color:var(--muted);font-size:11px;line-height:1.55}.loop-note{display:flex;gap:24px;flex-wrap:wrap;margin-top:22px;font:500 10px/1.5 var(--mono);color:var(--muted)}.loop-note b{color:var(--ink)}
.relationship{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:18px;align-items:stretch}.relation-card{padding:28px;border:1px solid #555;min-height:210px}.relation-card .status{display:inline-block;padding:6px 8px;border:1px solid #666;font:600 8px/1 var(--mono);letter-spacing:.08em}.relation-card h3{font-size:21px;margin:26px 0 14px}.relation-card p{margin:0;color:#aaa9a4;font-size:13px;line-height:1.7}.relation-arrow{align-self:center;color:#ff7065;font-size:24px}.module-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:28px}.module{padding:18px;border:1px solid #555}.module span{font:600 8px/1 var(--mono);color:#ff7065}.module b{display:block;margin-top:11px;font-size:13px}.legend{display:flex;gap:20px;flex-wrap:wrap;margin-top:24px;color:#aaa9a4;font:500 9px/1.5 var(--mono)}.legend b{color:white}
.next{padding:70px 0;background:var(--ink);color:white}.next .shell{display:flex;align-items:end;justify-content:space-between;gap:40px}.next h2{font:600 clamp(36px,4.5vw,64px)/1 var(--sans);letter-spacing:-.055em;margin:14px 0 0}.next a{font:600 11px/1 var(--mono);letter-spacing:.1em;border-bottom:1px solid white;padding-bottom:7px}
@media(max-width:900px){.shell{width:calc(100% - 40px)}.hero{grid-template-columns:1fr}.hero-copy{padding:72px 20px 48px}.hero-media{min-height:0;padding:56px 20px}.hero-media img{max-height:none}.system-hero{width:100%;padding:28px}.system-path{grid-template-columns:1fr}.system-path>span{transform:rotate(90deg);text-align:center}.section{padding:90px 0}.section-head,.evidence{grid-template-columns:1fr;gap:35px}.story-grid{grid-template-columns:1fr}.story,.story+.story{padding:25px 0;border-right:0;border-bottom:1px solid var(--line);min-height:0}.gallery{grid-template-columns:1fr}.gallery figure.full{grid-column:auto}.lane{grid-template-columns:1fr}.lane-content{padding:0 0 28px;border-left:0}.flow{grid-template-columns:1fr}.flow-step:not(:last-child):after{content:"↓";right:50%;top:auto;bottom:-18px}.relationship{grid-template-columns:1fr}.relation-arrow{transform:rotate(90deg);text-align:center}.module-grid{grid-template-columns:1fr 1fr}.next .shell{display:block}.next a{display:inline-block;margin-top:34px}}
@media(max-width:560px){.hero h1{font-size:46px}.hero-facts{grid-template-columns:1fr}.gallery figcaption{display:block}.gallery figcaption span{display:block;margin-top:4px}.evidence-row{grid-template-columns:1fr;gap:7px}.module-grid{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}