/* OP120 2026 / Buro-inspired editorial art direction */
:root{--bg:#e9edff;--paper:#fffdf6;--ink:#191a35;--muted:#50536b;--line:#9ca5d2;--orange:#4538e8;--orange-pale:#ffd66d;--black:#191a35}
body{background:var(--bg);color:var(--ink)}.topline{background:#4538e8;color:#fff}.topline>span:first-child{color:#fff}.topline i{background:#ffd66d}.header{background:#e9edfff2;border-color:#a9b1db}.brand .accent{color:#4538e8}.brand small{color:#50536b}.brand-mark{background:#ffd66d;color:#191a35}.header-cta{background:#4538e8;color:white}.header nav a:hover{color:#4538e8}
.hero{background:#ffd66d;grid-template-columns:1fr;min-height:0;position:relative;overflow:hidden}.hero-inner{padding:clamp(70px,9vw,145px) 6vw 70px;position:relative;z-index:1}.hero-inner:before{content:'120';position:absolute;right:2vw;top:0;font:900 clamp(160px,32vw,560px)/1 Arial,sans-serif;letter-spacing:-.15em;color:#4538e812;z-index:-1;pointer-events:none}.hero h1{font-family:Georgia,'Times New Roman',serif;font-size:clamp(60px,9.5vw,158px);font-weight:400;text-transform:none;line-height:.95;letter-spacing:-.075em;max-width:1300px;margin:38px 0}.hero h1 em{color:#4538e8;font-style:italic}.hero .lead{max-width:680px;color:#191a35}.honesty,.hero-meta span{color:#41445a}.hero-meta{border-color:#9f956e}.hero-meta strong{color:#4538e8}.button-black{background:#4538e8;color:#fff}.button-black:hover{background:#191a35;color:#fff}.button-plain{color:#191a35}
.hero-panel{background:#4538e8;color:#fff;padding:60px 6vw;display:grid;grid-template-columns:1fr 1fr;gap:18px 6vw;border:0}.hero-panel:before{opacity:.13;background:repeating-linear-gradient(90deg,transparent 0,transparent 79px,#fff 80px,#fff 81px)}.panel-head{grid-column:1/-1;color:#fff}.panel-tag{background:#ffd66d;color:#191a35}.panel-title strong{color:#fff}.panel-title span{background:#191a35}.panel-title.after span{background:#ffd66d;color:#191a35}.flow{align-self:center}.flow>div,.flow-after>div{background:#3025bf;border-color:#a7a1ff}.flow strong,.flow-after strong{color:white}.flow small{color:#e7e5ff}.flow-step{color:#ffd66d}.flow-arrow{display:none}.panel-note{grid-column:1/-1;color:#e7e5ff;border-color:#a7a1ff}
.model,.method,.boundary{background:#e9edff;color:#191a35}.section-top{color:#50536b;border-color:#a9b1db}.split h2,.sim-intro h2,.boundary h2,.contact h2{font-family:Georgia,'Times New Roman',serif;font-weight:400;letter-spacing:-.055em}.split h2 em,.boundary h2 em{color:#4538e8}.prose,.value-cards p,.timeline p,.boundary-grid p{color:#50536b}.value-cards article,.timeline article{background:#fffdf6;border-color:#bfc4df}.value-cards h3,.timeline strong{color:#191a35}
.simulator{background:#191a35;color:#fff}.section-top-light{color:#d8ddfa;border-color:#727ba9}.sim-intro h2 em{color:#ffd66d}.sim-intro>p{color:#e4e5f3}.tool{background:#fffdf6;color:#191a35;border:2px solid #aeb7ee}.tool-heading strong,.chart-top h3{color:#191a35}.tool-heading span,.chart-top p,.result-note{color:#50536b}.tool-buttons button{background:#ffd66d;color:#191a35;border-color:#191a35}.tool input,.role-row input{color:#191a35;background:white}.metric{background:#fffdf6;color:#191a35;border-color:#bfc4df}.metric>span,.metric>small{color:#50536b}.metric>strong{color:#191a35}.metric-focus{background:#4538e8!important;color:white!important}.metric-focus *{color:white!important}.chart-fill{background:#4538e8!important}.tool input[type=range]{accent-color:#4538e8}.chart-legend{color:#50536b}.legend-auto{background:#4538e8}.legend-human{background:#d0d5e7}
.contact{background:#4538e8;color:#fff}.contact h2 em{color:#ffd66d}.contact>p,.contact>.contact-note{color:#e7e5ff}.contact .button-orange{background:#ffd66d;color:#191a35}.contact .button-orange:hover{background:#fffdf6}footer{background:#191a35;color:#e7e5ff}footer a{color:#ffd66d}
.photo-story{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,.75fr);gap:12px;padding:12px;background:#191a35;min-height:clamp(500px,67vw,800px)}.photo-story-main,.photo-story-side{position:relative;overflow:hidden;min-width:0}.photo-story img{display:block;width:100%;height:100%;min-height:500px;object-fit:cover;filter:saturate(.85);transition:transform 1.2s ease}.photo-story-main:after,.photo-story-side:after{content:'';position:absolute;inset:0;background:linear-gradient(0deg,rgba(14,14,45,.88),transparent 65%);pointer-events:none}.photo-overlay{position:absolute;bottom:clamp(26px,5vw,80px);left:clamp(24px,5vw,80px);right:clamp(24px,5vw,80px);z-index:1;color:#fff;display:grid;gap:18px}.photo-overlay>span,.photo-overlay>small,.photo-side-caption span{font-size:11px;letter-spacing:.14em;font-weight:700}.photo-overlay strong{font-family:Georgia,'Times New Roman',serif;font-weight:400;font-size:clamp(40px,5.2vw,94px);letter-spacing:-.055em;line-height:1;max-width:900px}.photo-overlay>small{letter-spacing:.02em;font-weight:400;color:#f3f0e9}.photo-side-caption{position:absolute;bottom:32px;left:28px;right:28px;color:#fff;z-index:1}.photo-side-caption span{color:#ffd66d}.photo-side-caption p{font-family:Georgia,'Times New Roman',serif;font-size:clamp(22px,2.3vw,38px);line-height:1.15;letter-spacing:-.03em}.photo-story-main:hover img,.photo-story-side:hover img{transform:scale(1.03)}
@media(max-width:760px){.hero-panel{grid-template-columns:1fr}.hero h1{font-size:clamp(54px,12vw,92px)}.hero-inner:before{font-size:60vw}.photo-story{grid-template-columns:1fr;min-height:0}.photo-story-main img{height:520px;min-height:0}.photo-story-side img{height:320px;min-height:0}.photo-overlay strong{font-size:clamp(36px,8vw,65px)}.photo-overlay{bottom:25px;left:22px;right:22px}.photo-side-caption{bottom:18px;left:22px;right:22px}}
@media(prefers-reduced-motion:reduce){.photo-story img{transition:none}}

/* Approved monochrome identity: full-colour editorial photographs */
:root{--bg:#f2f0eb;--paper:#ffffff;--ink:#151515;--muted:#555555;--line:#c9c9c9;--orange:#151515;--orange-pale:#dedbd4;--black:#151515}
body,.model,.method,.boundary{background:#f2f0eb;color:#151515}.topline,.contact,.hero-panel,.simulator,footer{background:#151515;color:#fff}.topline>span:first-child,.brand .accent,.header nav a:hover{color:#151515}.topline>span:first-child{color:#fff}.topline i,.brand-mark{background:#dedbd4;color:#151515}.header{background:#f2f0ebf5;border-color:#c9c9c9}.brand small,.section-top,.prose,.value-cards p,.timeline p,.boundary-grid p{color:#555}.header-cta,.button-black{background:#151515;color:#fff}.header-cta:hover,.button-black:hover{background:#444;color:#fff}.hero{background:#dedbd4}.hero h1,.hero h1 em,.hero .lead,.button-plain{color:#151515}.hero-inner:before{color:#1515150b}.hero-meta strong{color:#151515}.hero-meta{border-color:#999}.hero-panel:before{background:none}.panel-tag,.panel-title.after span{background:#fff;color:#151515}.panel-title span{background:#444}.flow>div,.flow-after>div{background:#282828;border-color:#777}.flow-step{color:#fff}.panel-note{color:#ddd;border-color:#777}.value-cards article,.timeline article{background:#fff;border-color:#ccc}.value-cards h3,.timeline strong,.split h2 em,.boundary h2 em{color:#151515}.section-top-light{color:#ddd;border-color:#777}.sim-intro h2 em,.contact h2 em{color:#fff}.sim-intro>p{color:#ddd}.tool{background:#fff;color:#151515;border:1px solid #aaa}.tool-buttons button,.contact .button-orange{background:#dedbd4;color:#151515;border-color:#151515}.metric{background:#fff;color:#151515;border-color:#ccc}.metric>span,.metric>small,.chart-legend{color:#555}.metric>strong{color:#151515}.metric-focus{background:#151515!important;color:#fff!important}.metric-focus *{color:#fff!important}.chart-fill,.legend-auto{background:#151515!important}.legend-human{background:#d4d4d4}.tool input[type=range]{accent-color:#151515}.contact>p,.contact>.contact-note{color:#ddd}footer a{color:#fff}.photo-story{background:#151515}.photo-story img,.photo-story-main:hover img,.photo-story-side:hover img{filter:none!important}.photo-story-main:after,.photo-story-side:after{background:linear-gradient(0deg,rgba(0,0,0,.78),transparent 65%)}.photo-side-caption span{color:#fff}