:root { --ink: #11151c; --paper: #f3f5f2; --blue: #2567dd; --green: #b8e65e; --orange: #ef704d; --muted: #69717e; --line: #c8cdd2; }
body { background: var(--paper); color: var(--ink); font-family: Inter, Arial, Helvetica, sans-serif; }
.portfolio-nav { position: sticky; top: 0; z-index: 30; background: rgba(243,245,242,.96); border-bottom: 1px solid var(--line); backdrop-filter: blur(12px); }
.portfolio-nav .wrap { min-height: 66px; display: flex; align-items: center; justify-content: space-between; }
.portfolio-brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-size: 14px; font-weight: 900; letter-spacing: .4px; }
.portfolio-brand i { width: 12px; height: 12px; background: var(--blue); display: block; }
.portfolio-nav nav { display: flex; gap: 22px; }
.portfolio-nav nav a { font-size: 11px; font-weight: 800; letter-spacing: .7px; text-decoration: none; text-transform: uppercase; }
.portfolio-hero { min-height: 690px; display: grid; align-items: center; border-bottom: 1px solid var(--line); overflow: hidden; }
.portfolio-hero .wrap { display: grid; grid-template-columns: minmax(0,1.15fr) minmax(320px,.85fr); gap: clamp(30px,6vw,90px); align-items: center; padding-block: 70px; }
.hero-text h1 { margin: 16px 0 22px; font: 900 clamp(52px,8vw,112px)/.83 Impact, 'Arial Narrow Bold', sans-serif; text-transform: uppercase; }
.hero-text h1 span { color: var(--blue); }
.hero-text > p { max-width: 680px; margin: 0; font-size: clamp(18px,2.2vw,25px); line-height: 1.42; }
.role-line { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.role-line span { padding: 8px 10px; border: 1px solid var(--ink); border-radius: 2px; font-size: 10px; font-weight: 800; text-transform: uppercase; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.hero-actions .button { background: var(--blue); border-color: var(--blue); color: #fff; }
.hero-actions .button.secondary { background: transparent; border-color: var(--ink); color: var(--ink); }
.portrait-frame { position: relative; min-height: 510px; background: #d4dbe0; overflow: hidden; border: 1px solid var(--ink); }
.portrait-frame img { width: 100%; height: 100%; min-height: 510px; object-fit: cover; object-position: 50% 25%; filter: saturate(.78) contrast(1.04); }
.portrait-note { position: absolute; left: 14px; right: 14px; bottom: 14px; padding: 14px; background: var(--paper); border: 1px solid var(--ink); }
.portrait-note strong { display: block; margin-bottom: 4px; }
.proofbar { background: var(--ink); color: #fff; }
.proofbar .wrap { min-height: 80px; display: grid; grid-template-columns: repeat(4,1fr); }
.proofbar div { padding: 18px; border-right: 1px solid #39404b; }
.proofbar div:last-child { border-right: 0; }
.proofbar strong { display: block; font-size: 21px; }
.proofbar span { color: #aeb6c2; font-size: 11px; }
.portfolio-section { padding: 86px 0; border-bottom: 1px solid var(--line); }
.portfolio-section.alt { background: #e7ebeb; }
.portfolio-head { display: grid; grid-template-columns: .45fr 1.55fr; gap: 34px; margin-bottom: 36px; }
.portfolio-head h2 { max-width: 850px; margin: 0; font: 900 clamp(42px,6vw,76px)/.9 Impact, 'Arial Narrow Bold', sans-serif; text-transform: uppercase; }
.portfolio-head p { max-width: 620px; margin: 16px 0 0; color: var(--muted); line-height: 1.6; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.filters button { min-height: 38px; padding: 0 13px; border: 1px solid var(--ink); background: transparent; cursor: pointer; font-size: 10px; font-weight: 800; text-transform: uppercase; }
.filters button[aria-pressed="true"] { background: var(--ink); color: #fff; }
.case-list { display: grid; gap: 12px; }
.case { display: grid; grid-template-columns: minmax(260px,.82fr) minmax(0,1.18fr); min-height: 430px; border: 1px solid var(--ink); background: var(--paper); overflow: hidden; }
.case[hidden] { display: none; }
.case-media { min-height: 430px; position: relative; overflow: hidden; background: #1a2028; }
.case-media img { width: 100%; height: 100%; min-height: 430px; object-fit: cover; }
.case-media.contain img { object-fit: contain; padding: 24px; }
.case-media.dark { background: #20252d; }
.case-index { position: absolute; left: 14px; top: 14px; padding: 7px 9px; background: var(--paper); border: 1px solid var(--ink); font-size: 10px; font-weight: 800; }
.case-copy { padding: clamp(24px,4vw,52px); display: flex; flex-direction: column; justify-content: center; }
.case-copy h3 { margin: 10px 0 10px; font: 900 clamp(32px,4vw,55px)/.92 Impact, 'Arial Narrow Bold', sans-serif; text-transform: uppercase; }
.case-copy > p { color: #4c5561; line-height: 1.55; }
.case-facts { display: grid; grid-template-columns: repeat(3,1fr); gap: 8px; margin: 18px 0 22px; }
.case-facts div { min-height: 80px; padding: 11px; border: 1px solid var(--line); }
.case-facts strong { display: block; margin-top: 6px; font-size: 13px; line-height: 1.3; }
.case-links { display: flex; flex-wrap: wrap; gap: 8px; }
.case-links .button:first-child { background: var(--blue); border-color: var(--blue); color: #fff; }
.game-proof-section { background: #e9eef1; }
.game-proof-lead { display: grid; grid-template-columns: minmax(0, 1.28fr) minmax(320px, .72fr); min-height: 560px; overflow: hidden; border: 1px solid var(--ink); background: #10151d; color: #fff; }
.game-proof-image { min-height: 560px; overflow: hidden; }
.game-proof-image img, .game-proof-image video { width: 100%; height: 100%; min-height: 560px; object-fit: cover; background: #05070a; }
.game-proof-copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(28px, 4vw, 56px); border-left: 1px solid #3a4350; }
.game-proof-copy h3 { margin: 11px 0 15px; font: 900 clamp(38px, 4.6vw, 64px)/.9 Impact, 'Arial Narrow Bold', sans-serif; text-transform: uppercase; }
.game-proof-copy > p { margin: 0; color: #b9c2ce; line-height: 1.6; }
.game-proof-copy dl { display: grid; margin: 24px 0; border-top: 1px solid #3a4350; }
.game-proof-copy dl div { display: grid; grid-template-columns: 104px 1fr; gap: 14px; padding: 12px 0; border-bottom: 1px solid #3a4350; }
.game-proof-copy dt { color: var(--green); font-size: 10px; font-weight: 900; text-transform: uppercase; }
.game-proof-copy dd { margin: 0; color: #e4e8ed; font-size: 13px; }
.game-proof-copy .button { align-self: flex-start; border-color: var(--green); background: var(--green); color: var(--ink); }
.game-proof-grid { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--ink); border-top: 0; }
.game-proof-grid figure { min-width: 0; margin: 0; border-right: 1px solid var(--ink); background: var(--paper); }
.game-proof-grid figure:last-child { border-right: 0; }
.game-proof-grid img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.game-proof-grid figcaption { display: grid; gap: 8px; padding: 20px; }
.game-proof-grid figcaption strong { font-size: 18px; line-height: 1.25; }
.game-proof-grid figcaption p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.5; }
.prototype-proof { display: grid; grid-template-columns: minmax(0, .86fr) minmax(0, 1.14fr); margin-top: 18px; border: 1px solid var(--ink); background: #f5d271; }
.prototype-proof > img { width: 100%; height: 100%; min-height: 400px; object-fit: cover; border-right: 1px solid var(--ink); }
.prototype-proof > div { display: flex; flex-direction: column; justify-content: center; padding: clamp(28px, 5vw, 64px); }
.prototype-proof h3 { margin: 10px 0 15px; font: 900 clamp(36px, 4.7vw, 62px)/.9 Impact, 'Arial Narrow Bold', sans-serif; text-transform: uppercase; }
.prototype-proof p { max-width: 620px; margin: 0; line-height: 1.6; }
.prototype-facts { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.prototype-facts span { padding: 8px 10px; border: 1px solid var(--ink); font-size: 10px; font-weight: 900; text-transform: uppercase; }
.tool-section { color: #f6f7f8; background: #101319; }
.tool-section .portfolio-head p { color: #aeb6c2; }
.tool-showcase { display: grid; gap: 18px; }
.tool-proof { display: grid; grid-template-columns: minmax(0,1.35fr) minmax(320px,.65fr); min-height: 560px; overflow: hidden; border: 1px solid #39404b; background: #161a21; }
.tool-proof.reverse { grid-template-columns: minmax(320px,.65fr) minmax(0,1.35fr); }
.tool-proof.reverse .tool-screen { order: 2; }
.tool-screen { min-height: 560px; overflow: hidden; background: #08090b; }
.tool-screen img { width: 100%; height: 100%; min-height: 560px; object-fit: cover; object-position: left top; }
.tool-copy { position: relative; display: flex; flex-direction: column; justify-content: center; padding: clamp(28px,4vw,58px); }
.tool-number { position: absolute; top: 22px; right: 24px; color: #6f7886; font: 800 11px/1 Arial,sans-serif; text-transform: uppercase; }
.tool-copy h3 { margin: 10px 0 14px; font: 900 clamp(34px,4.3vw,58px)/.92 Impact,'Arial Narrow Bold',sans-serif; text-transform: uppercase; }
.tool-copy > p { color: #b9c1cd; line-height: 1.6; }
.tool-copy dl { display: grid; gap: 0; margin: 22px 0 0; border-top: 1px solid #39404b; }
.tool-copy dl div { display: grid; grid-template-columns: 86px 1fr; gap: 14px; padding: 12px 0; border-bottom: 1px solid #39404b; }
.tool-copy dt { color: var(--green); font-size: 10px; font-weight: 800; text-transform: uppercase; }
.tool-copy dd { margin: 0; color: #d4d9e1; font-size: 13px; line-height: 1.4; }
.tool-ledger { display: grid; grid-template-columns: repeat(3,1fr); margin-top: 18px; border: 1px solid #39404b; }
.tool-ledger article { min-height: 210px; padding: 24px; border-right: 1px solid #39404b; }
.tool-ledger article:last-child { border-right: 0; }
.tool-ledger h3 { margin: 35px 0 10px; font-size: 22px; }
.tool-ledger p { margin: 0; color: #aeb6c2; font-size: 14px; line-height: 1.55; }
.thinking-section { background: #10141c; color: #f4f3ed; }
.thinking-section .portfolio-head p { color: #aeb5c2; }
.system-route-grid { display: grid; grid-template-columns: repeat(2, 1fr); border: 1px solid #343b48; }
.system-route-grid a { min-height: 285px; display: flex; flex-direction: column; padding: clamp(24px, 4vw, 46px); color: #f4f3ed; border-right: 1px solid #343b48; border-bottom: 1px solid #343b48; text-decoration: none; transition: background .25s ease, color .25s ease; }
.system-route-grid a:nth-child(2n) { border-right: 0; }
.system-route-grid a:nth-last-child(-n+2) { border-bottom: 0; }
.system-route-grid a:hover { color: var(--ink); background: var(--green); }
.system-route-grid a:hover .diagram-id { color: #32411d; }
.system-route-grid h3 { max-width: 560px; margin: 28px 0 12px; font: 900 clamp(30px, 4vw, 52px)/.92 Impact, 'Arial Narrow Bold', sans-serif; text-transform: uppercase; }
.system-route-grid p { max-width: 560px; margin: 0; color: #aeb5c2; line-height: 1.55; }
.system-route-grid a:hover p { color: #27301d; }
.system-route-grid strong { margin-top: auto; padding-top: 28px; font-size: 11px; text-transform: uppercase; }
.diagram-id { display: block; color: var(--green); font-size: 10px; font-weight: 900; letter-spacing: 1.4px; text-transform: uppercase; }
.architecture-map { display: grid; grid-template-columns: .58fr 1.42fr; min-height: 480px; border: 1px solid #343b48; background: #171c26; }
.architecture-copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(28px,4vw,56px); border-right: 1px solid #343b48; }
.architecture-copy h3 { margin: 12px 0 16px; font: 900 clamp(38px,5vw,67px)/.9 Impact, 'Arial Narrow Bold', sans-serif; text-transform: uppercase; }
.architecture-copy p { margin: 0; color: #b7bec9; line-height: 1.6; }
.architecture-metrics { display: grid; gap: 10px; margin-top: 28px; }
.architecture-metrics span { display: flex; align-items: baseline; gap: 10px; color: #d7dbe2; font-size: 12px; text-transform: uppercase; }
.architecture-metrics strong { min-width: 38px; color: var(--green); font-size: 25px; }
.flow-map { display: grid; grid-template-columns: 1fr 18px 1fr; gap: 14px 8px; align-content: center; padding: clamp(24px,4vw,54px); }
.flow-node { min-height: 102px; display: grid; align-content: center; padding: 18px; border: 1px solid #454d5c; background: #0f131a; }
.flow-node:nth-of-type(even) { grid-column: 3; }
.flow-node span { color: #778197; font-size: 10px; font-weight: 900; }
.flow-node strong { margin: 8px 0 3px; font-size: 17px; text-transform: uppercase; }
.flow-node small { color: #aab1bd; }
.flow-node.accent { border-color: var(--green); background: var(--green); color: var(--ink); }
.flow-node.accent span, .flow-node.accent small { color: #26331b; }
.flow-map i { position: relative; align-self: center; height: 1px; background: #5c6678; }
.flow-map i::after { content: ''; position: absolute; top: -3px; right: 0; border-width: 4px 0 4px 6px; border-style: solid; border-color: transparent transparent transparent #5c6678; }
.diagram-pair { display: grid; grid-template-columns: 1.12fr .88fr; border: 1px solid #343b48; border-top: 0; }
.diagram-panel { min-width: 0; padding: clamp(28px,4vw,50px); }
.diagram-panel + .diagram-panel { border-left: 1px solid #343b48; }
.diagram-heading h3 { margin: 10px 0; font-size: clamp(27px,3vw,40px); line-height: 1; text-transform: uppercase; }
.diagram-heading p { max-width: 620px; margin: 0; color: #aeb5c2; line-height: 1.55; }
.loop-track { display: grid; grid-template-columns: repeat(6,1fr); margin-top: 30px; }
.loop-track div { position: relative; min-height: 154px; padding: 17px 10px; border-top: 3px solid var(--green); border-right: 1px solid #3b4351; }
.loop-track div:last-child { border-right: 0; }
.loop-track div::before { content: ''; position: absolute; top: -7px; left: 0; width: 11px; height: 11px; border-radius: 50%; background: var(--green); }
.loop-track span { color: var(--green); font-size: 10px; font-weight: 900; }
.loop-track strong, .loop-track small { display: block; }
.loop-track strong { margin: 14px 0 7px; font-size: 14px; text-transform: uppercase; }
.loop-track small { color: #9fa7b4; font-size: 11px; line-height: 1.4; }
.audio-flow { margin-top: 28px; }
.audio-flow div { display: grid; grid-template-columns: .9fr 1.1fr; gap: 12px; align-items: baseline; padding: 13px 0; border-bottom: 1px solid #353d49; }
.audio-flow strong { font-size: 14px; text-transform: uppercase; }
.audio-flow small { color: #9fa7b4; }
.audio-flow i { display: block; width: 1px; height: 12px; margin-left: 12px; background: var(--green); }
.production-graph { display: grid; grid-template-columns: .62fr 1.38fr; border: 1px solid #343b48; border-top: 0; background: #0b0f15; }
.production-copy { padding: clamp(28px,4vw,52px); border-right: 1px solid #343b48; }
.production-copy h3 { margin: 10px 0 14px; font-size: clamp(30px,4vw,48px); line-height: .98; text-transform: uppercase; }
.production-copy p { color: #aeb5c2; line-height: 1.6; }
.director-systems-section { color:#fff; background:#10151d; }
.director-systems-section .portfolio-head p { color:#b7c0cc; }
.director-ledger { border-top:1px solid #46505f; }
.director-ledger > a { min-width:0; display:grid; grid-template-columns:50px minmax(180px,.7fr) minmax(260px,1.3fr) auto; gap:24px; align-items:center; padding:26px 0; color:#fff; border-bottom:1px solid #46505f; text-decoration:none; transition:padding .2s ease,background .2s ease; }
.director-ledger > a:hover,.director-ledger > a:focus-visible { padding-inline:16px; background:#18212c; }
.ledger-index { color:var(--green); font:900 12px ui-monospace,monospace; }
.ledger-discipline { color:#8996a7; font-size:9px; font-weight:900; text-transform:uppercase; }
.director-ledger h3 { margin:5px 0 0; font:900 clamp(28px,3vw,42px)/.92 Impact,'Arial Narrow Bold',sans-serif; text-transform:uppercase; }
.director-ledger p { margin:0; color:#bac3cf; line-height:1.5; }
.director-ledger strong { color:var(--green); font-size:10px; text-align:right; text-transform:uppercase; white-space:nowrap; }
.director-ledger strong b { font-size:16px; }
.director-boundary-note { display:grid; grid-template-columns:.35fr 1.65fr; gap:28px; margin-top:12px; padding:28px; color:var(--ink); background:var(--green); }
.director-boundary-note p { max-width:900px; margin:0; line-height:1.55; }
.text-link { color: var(--green); font-size: 11px; font-weight: 900; letter-spacing: 1px; text-transform: uppercase; }
.production-states { display: grid; grid-template-columns: repeat(3,1fr); align-content: center; gap: 1px; padding: clamp(28px,5vw,66px); background: #343b48; }
.production-states div { min-height: 110px; display: grid; align-content: center; padding: 18px; background: #151a23; }
.production-states span, .production-states small { display: block; }
.production-states span { margin-bottom: 7px; font-size: 15px; font-weight: 900; text-transform: uppercase; }
.production-states small { color: #9fa7b4; line-height: 1.4; }
.production-states .gate { background: #f1c75b; color: var(--ink); }
.production-states .gate small { color: #544310; }
.production-states .release-state { background: var(--green); color: var(--ink); }
.production-states .release-state small { color: #26331b; }
.system-section { background: #f6f0e7; }
.artifact-ribbon { display: grid; grid-template-columns: 1.18fr .82fr; min-height: 430px; color: #fff; background: #15181d; border: 1px solid var(--ink); }
.artifact-ribbon > img { width: 100%; height: 100%; min-height: 430px; object-fit: cover; }
.artifact-ribbon > div { display: flex; flex-direction: column; justify-content: center; padding: clamp(28px,4vw,58px); }
.artifact-ribbon h3 { margin: 10px 0 14px; font: 900 clamp(38px,4.8vw,64px)/.9 Impact,'Arial Narrow Bold',sans-serif; text-transform: uppercase; }
.artifact-ribbon p { color: #c0c7d0; line-height: 1.6; }
.metric-line { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 20px; }
.metric-line span { padding: 7px 9px; border: 1px solid #505866; font-size: 10px; font-weight: 800; text-transform: uppercase; }
.system-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 12px; }
.system-proof { display: grid; grid-template-rows: 380px auto; overflow: hidden; border: 1px solid var(--ink); background: var(--paper); }
.system-image { overflow: hidden; background: #232831; }
.system-image img { width: 100%; height: 100%; object-fit: contain; }
.system-copy { padding: 25px; }
.system-copy h3 { margin: 10px 0; font-size: 28px; line-height: 1.05; }
.system-copy p { margin: 0; color: var(--muted); line-height: 1.55; }
.modular-proof { display: grid; grid-template-columns: .72fr 1.28fr; margin-top: 12px; border: 1px solid var(--ink); background: #fff; }
.modular-copy { padding: clamp(28px,4vw,56px); background: var(--orange); }
.modular-copy h3 { margin: 10px 0 15px; font: 900 clamp(38px,4.8vw,64px)/.9 Impact,'Arial Narrow Bold',sans-serif; text-transform: uppercase; }
.modular-copy p { line-height: 1.58; }
.modular-copy ol { margin: 22px 0 0; padding: 0; list-style: none; counter-reset: stage; }
.modular-copy li { counter-increment: stage; padding: 10px 0; border-top: 1px solid rgba(17,21,28,.35); font-size: 13px; font-weight: 700; }
.modular-copy li::before { content: '0' counter(stage) ' / '; font-size: 10px; }
.modular-visual { display: grid; grid-template-columns: 1.1fr .9fr .9fr; grid-template-rows: 1fr 1fr; gap: 1px; background: var(--ink); }
.modular-visual figure { position: relative; min-height: 260px; margin: 0; overflow: hidden; background: #f7f7f5; }
.modular-visual figure.assembled { grid-row: 1 / 3; }
.modular-visual figure:last-child { grid-column: 2 / 4; }
.modular-visual img { width: 100%; height: 100%; object-fit: contain; padding: 12px; }
.modular-visual figcaption { position: absolute; left: 9px; bottom: 9px; padding: 6px 8px; background: var(--ink); color: #fff; font-size: 9px; font-weight: 800; text-transform: uppercase; }
.finding { display: grid; grid-template-columns: .72fr 1.28fr; border: 1px solid var(--ink); }
.finding-visual { min-height: 520px; background: #282e36; }
.finding-visual img { width: 100%; height: 100%; min-height: 520px; object-fit: contain; }
.finding-copy { padding: clamp(28px,5vw,70px); background: var(--green); }
.finding-copy h3 { margin: 10px 0 16px; font: 900 clamp(40px,6vw,76px)/.88 Impact, 'Arial Narrow Bold', sans-serif; text-transform: uppercase; }
.finding-copy p { max-width: 650px; font-size: 18px; line-height: 1.55; }
.finding-copy ul { padding-left: 18px; line-height: 1.6; }
.process-grid { display: grid; grid-template-columns: repeat(4,1fr); border: 1px solid var(--ink); }
.process-grid article { min-height: 230px; padding: 22px; border-right: 1px solid var(--ink); }
.process-grid article:last-child { border-right: 0; }
.process-grid h3 { margin: 34px 0 10px; font-size: 24px; }
.process-grid p { color: var(--muted); font-size: 14px; line-height: 1.5; }
.contact-band { padding: 70px 0; background: var(--blue); color: #fff; }
.contact-band .wrap { display: grid; grid-template-columns: 1fr auto; gap: 28px; align-items: center; }
.contact-band h2 { margin: 0; font: 900 clamp(42px,7vw,84px)/.9 Impact, 'Arial Narrow Bold', sans-serif; text-transform: uppercase; }
.contact-band p { max-width: 650px; margin: 12px 0 0; line-height: 1.55; }
.contact-band .button { background: #fff; color: var(--ink); border-color: #fff; }
.portfolio-footer { padding: 35px 0; }
.portfolio-footer .wrap { display: flex; justify-content: space-between; gap: 20px; color: var(--muted); font-size: 12px; }

@media (max-width: 900px) {
  .director-ledger > a { grid-template-columns:40px 1fr; }
  .director-ledger p,.director-ledger strong { grid-column:2; text-align:left; }
  .director-dossier-grid { grid-template-columns:1fr; }
  .director-dossier:first-child { grid-column:auto; grid-template-columns:1fr; }
  .director-dossier { grid-template-columns:1fr; }
  .director-dossier img { min-height:300px; max-height:420px; }
  .game-proof-lead, .prototype-proof { grid-template-columns: 1fr; }
  .game-proof-copy { border-left: 0; border-top: 1px solid #3a4350; }
  .prototype-proof > img { border-right: 0; border-bottom: 1px solid var(--ink); }
  .portfolio-hero .wrap { grid-template-columns: 1fr; }
  .portrait-frame { min-height: 430px; }
  .portrait-frame img { min-height: 430px; }
  .case, .finding { grid-template-columns: 1fr; }
  .tool-proof, .tool-proof.reverse, .artifact-ribbon, .modular-proof { grid-template-columns: 1fr; }
  .tool-proof.reverse .tool-screen { order: 0; }
  .tool-ledger { grid-template-columns: 1fr; }
  .tool-ledger article { border-right: 0; border-bottom: 1px solid #39404b; }
  .tool-ledger article:last-child { border-bottom: 0; }
  .architecture-map, .production-graph { grid-template-columns: 1fr; }
  .architecture-copy, .production-copy { border-right: 0; border-bottom: 1px solid #343b48; }
  .diagram-pair { grid-template-columns: 1fr; }
  .diagram-panel + .diagram-panel { border-left: 0; border-top: 1px solid #343b48; }
  .system-grid { grid-template-columns: 1fr; }
  .modular-visual { min-height: 600px; }
  .case-media { min-height: 340px; }
  .case-media img { min-height: 340px; }
  .finding-visual, .finding-visual img { min-height: 400px; }
  .process-grid { grid-template-columns: 1fr 1fr; }
  .process-grid article:nth-child(2) { border-right: 0; }
  .process-grid article:nth-child(-n+2) { border-bottom: 1px solid var(--ink); }
}
@media (max-width: 760px) {
  .director-boundary-note { grid-template-columns:1fr; }
  .game-proof-grid { grid-template-columns: 1fr; }
  .game-proof-grid figure { border-right: 0; border-bottom: 1px solid var(--ink); }
  .game-proof-grid figure:last-child { border-bottom: 0; }
  .game-proof-image img { min-height: 320px; }
  .portfolio-nav { --menu-bg: var(--paper); }
  .portfolio-nav [data-menu] { display: none; }
  .portfolio-nav [data-menu][data-open] { display: flex; }
  .portfolio-nav nav { align-items: flex-start; }
  .proofbar .wrap { grid-template-columns: 1fr 1fr; }
  .proofbar div:nth-child(2) { border-right: 0; }
  .proofbar div:nth-child(-n+2) { border-bottom: 1px solid #39404b; }
  .system-route-grid { grid-template-columns: 1fr; }
  .system-route-grid a, .system-route-grid a:nth-child(2n), .system-route-grid a:nth-last-child(-n+2) { border-right: 0; border-bottom: 1px solid #343b48; }
  .system-route-grid a:last-child { border-bottom: 0; }
  .portfolio-head { grid-template-columns: 1fr; }
  .case-facts { grid-template-columns: 1fr; }
  .tool-screen, .tool-screen img { min-height: 350px; }
  .flow-map { grid-template-columns: 1fr; }
  .flow-node, .flow-node:nth-of-type(even) { grid-column: 1; }
  .flow-map i { width: 1px; height: 16px; margin-left: 18px; }
  .flow-map i::after { top: auto; right: -3px; bottom: 0; border-width: 6px 4px 0; border-color: #5c6678 transparent transparent; }
  .loop-track { grid-template-columns: 1fr 1fr; }
  .loop-track div:nth-child(2n) { border-right: 0; }
  .production-states { grid-template-columns: 1fr 1fr; }
  .system-proof { grid-template-rows: 290px auto; }
  .modular-visual { grid-template-columns: 1fr 1fr; grid-template-rows: repeat(3,230px); min-height: 0; }
  .modular-visual figure.assembled { grid-row: 1 / 3; }
  .modular-visual figure:last-child { grid-column: 1 / 3; }
  .process-grid { grid-template-columns: 1fr; }
  .process-grid article, .process-grid article:nth-child(2) { border-right: 0; border-bottom: 1px solid var(--ink); }
  .process-grid article:last-child { border-bottom: 0; }
  .contact-band .wrap { grid-template-columns: 1fr; }
  .portfolio-footer .wrap { flex-direction: column; }
}