/* Editorial layout for the navigation, hero and every content section.
   Load order is part of the cascade: keep the numeric prefixes in sequence. */
/* Editorial layout system. */
/* Calm hairline navigation */
.nav-links .nav-cta { padding: 0 15px; border: 1px solid rgba(169,187,255,.28); background: var(--color-signal-400); border-color: var(--color-signal-400); color: var(--color-ink-950)!important }
.lang-btn.active { background: #fff; color: var(--color-ink-950) }
/* Shared section shell */
.s-label::before { content: ''; display: block; background: var(--accent); width: 34px; height: 2px }
/* Editorial hero with a narrow system rail */
.hero { display: flex; flex-direction: column; justify-content: flex-end; padding: 0 52px 76px; position: relative; overflow: hidden; height: auto; padding-top: 132px; --fg: #111315; --dim: rgba(17,19,21,.68); color: var(--fg); min-height: 100svh; padding-bottom: clamp(62px,8vh,92px)!important; background: linear-gradient(90deg,var(--color-paper-50) 0 calc(100% - clamp(80px,10vw,150px)),var(--color-system-900) calc(100% - clamp(80px,10vw,150px))) }
.hero::before { content: ''; position: absolute; inset: 0; pointer-events: none; left: auto; right: clamp(79px,10vw,149px); width: 1px; background: var(--color-signal-400) }
.hero::after { content: 'AI'; position: absolute; right: clamp(25px,3.4vw,52px); top: 50%; z-index: 1; color: var(--color-signal-400); font: 600 clamp(18px,2vw,28px)/1 var(--font); letter-spacing: .08em; transform: translateY(-50%) rotate(90deg) }
.hero-cta { display: flex; align-items: center; gap: 22px; margin-top: 38px }
.btn-p { text-transform: uppercase; text-decoration: none; font-weight: 400; transition: opacity .3s,transform .3s,box-shadow .3s; background: var(--accent); color: #0b0c0d; display: inline-flex; align-items: center; justify-content: center; min-height: 48px; border-radius: var(--control-radius); font-size: 11px; letter-spacing: .12em; padding: 0 25px }
.btn-g { text-transform: uppercase; color: var(--dim); text-decoration: none; border-bottom: 1px solid rgba(237,233,227,.3); padding-bottom: 3px; transition: color .3s; display: inline-flex; align-items: center; min-height: 44px; font-size: 11px; letter-spacing: .1em }
.signal-strip { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 32px }
/* Featured field guide: the first concrete proof of the AI HITCH method. */
#cli-field-guide { --fg: var(--color-paper-50); --dim: rgba(243,241,234,.66); color: var(--fg); background: var(--color-ink-950); overflow: hidden }
#cli-field-guide .s-label { color: rgba(243,241,234,.5) }
.cli-feature-grid { display: grid; grid-template-columns: minmax(0,.92fr) minmax(420px,1.08fr); gap: clamp(42px,6vw,92px); align-items: center }
.cli-feature-context { margin-bottom: 20px; color: var(--accent); font: 700 10px var(--mono); letter-spacing: .14em; text-transform: uppercase }
.cli-feature-copy h2 { max-width: 760px; font-size: clamp(46px,6.2vw,92px); font-weight: 300; line-height: .92; letter-spacing: -.05em; text-wrap: balance }
.cli-feature-lead { max-width: 670px; margin-top: 28px; color: var(--dim); font-size: clamp(15px,1.35vw,18px); line-height: 1.72 }
.cli-proof { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); margin-top: 38px; list-style: none; border-top: 1px solid rgba(243,241,234,.16); border-bottom: 1px solid rgba(243,241,234,.16) }
.cli-proof li { display: flex; flex-direction: column; gap: 7px; min-height: 92px; padding: 20px 18px 18px 0; border-right: 1px solid rgba(243,241,234,.12) }
.cli-proof li:nth-child(2n) { padding-left: 18px; border-right: 0 }
.cli-proof li:nth-child(-n+2) { border-bottom: 1px solid rgba(243,241,234,.12) }
.cli-proof strong { color: var(--color-paper-50); font-size: 17px; font-weight: 550; letter-spacing: -.02em }
.cli-proof span { color: rgba(243,241,234,.46); font: 700 9px var(--mono); letter-spacing: .1em; text-transform: uppercase }
.cli-feature-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; margin-top: 34px }
#cli-field-guide .btn-g { color: rgba(243,241,234,.66); border-color: rgba(243,241,234,.26) }
/* AI HITCH Labs: evidence-first R&D chapter. */
#software-archaeologist { --fg: var(--color-paper-50); --dim: rgba(243,241,234,.62); color: var(--fg); background: linear-gradient(135deg,#11151d,#0a0c10 72%) }
#software-archaeologist .s-label { color: rgba(243,241,234,.5) }
.arch-grid { display: grid; grid-template-columns: minmax(0,1fr) minmax(360px,.72fr); gap: clamp(46px,8vw,120px); align-items: center }
.arch-kicker { margin-bottom: 20px; color: var(--accent); font: 700 10px var(--mono); letter-spacing: .18em; text-transform: uppercase }
.arch-copy h2 { max-width: 820px; font-size: clamp(42px,5.5vw,78px); font-weight: 300; line-height: .96; letter-spacing: -.045em; text-wrap: balance }
.arch-lead { max-width: 680px; margin-top: 26px; color: var(--dim); font-size: clamp(15px,1.3vw,18px); line-height: 1.75 }
.arch-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; margin-top: 34px }
.arch-tool { display: flex; align-items: center; gap: 13px; max-width: 620px; margin-top: 22px }
.arch-tool img { width: 42px; height: 42px; flex: 0 0 42px; object-fit: contain; filter: saturate(.85) }
.arch-note { margin: 0; color: rgba(243,241,234,.48); font: 500 9px/1.65 var(--mono); letter-spacing: .08em; text-transform: uppercase }
.arch-note a { color: var(--accent); text-decoration: none; border-bottom: 1px solid rgba(179,255,72,.45); transition: color .25s,border-color .25s }
.arch-note a:hover,.arch-note a:focus-visible { color: var(--color-paper-50); border-color: var(--color-paper-50) }
.arch-visual { padding: 22px; border: 1px solid rgba(243,241,234,.14); border-radius: var(--panel-radius); background: rgba(8,10,14,.68); box-shadow: 0 32px 80px rgba(0,0,0,.28) }
.arch-source { display: grid; grid-template-columns: 44px 1fr; align-items: center; min-height: 76px; padding: 16px 18px; border: 1px solid rgba(243,241,234,.11); border-radius: 14px; background: rgba(243,241,234,.025) }
.arch-source span { color: rgba(243,241,234,.32); font: 700 9px var(--mono); letter-spacing: .18em }
.arch-source strong { font-size: 14px; font-weight: 450; letter-spacing: -.01em }
.arch-source.accent { border-color: rgba(179,255,72,.38); background: rgba(179,255,72,.06) }
.arch-source.accent strong { color: var(--accent) }
.arch-visual > i { display: block; width: 1px; height: 22px; margin: 0 auto; background: linear-gradient(var(--line),var(--accent)) }
.cli-feature-visual { position: relative; display: flex; flex-direction: column; min-height: 560px; overflow: hidden; border: 1px solid rgba(243,241,234,.18); border-radius: var(--panel-radius); background: #101214; box-shadow: 0 34px 90px rgba(0,0,0,.34); transition: transform .45s var(--ease-out),border-color .3s ease }
.cli-feature-visual:hover { transform: translateY(-5px); border-color: rgba(179,255,72,.48) }
.cli-visual-bar { display: flex; align-items: center; gap: 7px; min-height: 42px; padding: 0 16px; border-bottom: 1px solid rgba(243,241,234,.13) }
.cli-visual-bar i { width: 7px; height: 7px; border-radius: 50%; background: rgba(243,241,234,.22) }
.cli-visual-bar b { margin-left: 8px; color: rgba(243,241,234,.35); font: 500 9px var(--mono); letter-spacing: .07em }
.cli-feature-visual img { width: 100%; flex: 1; min-height: 0; object-fit: cover; object-position: center; filter: saturate(.82) contrast(1.04) }
.cli-feature-visual::after { content: ''; position: absolute; inset: 42px 0 0; pointer-events: none; background: linear-gradient(180deg,transparent 55%,rgba(11,12,13,.84)) }
.cli-visual-caption { position: absolute; z-index: 2; left: 28px; right: 28px; bottom: 26px; display: flex; align-items: flex-end; justify-content: space-between; gap: 18px }
.cli-visual-caption b { color: var(--accent); font: 700 11px var(--mono); letter-spacing: .14em }
.cli-visual-caption small { max-width: 240px; color: rgba(243,241,234,.64); font-size: 11px; line-height: 1.45; text-align: right }
/* Case studies, one lead project and a quieter editorial grid */
#work { background: var(--color-ink-950) }
.work-grid { display: grid; grid-template-columns: repeat(12,1fr); gap: 16px }
.w-item { grid-column: span 6; aspect-ratio: 16/11; border-radius: var(--panel-radius); border-color: rgba(243,241,234,.12) }
.w-item.wide { grid-column: span 12; aspect-ratio: 2.25/1 }
.w-item:last-child { grid-column: span 6 }
.w-item.wide:last-child { grid-column: span 12 }
.w-item:not(.wide) .w-title { font-size: clamp(22px,2.2vw,32px) }
.w-meta span { color: rgba(243,241,234,.48) }
.w-meta strong { color: rgba(243,241,234,.78); font-weight: 400 }
/* Audience as entry situations, no arbitrary featured card */
#fit { background: var(--color-system-900) }
.fit-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 0; border-top: 1px solid rgba(243,241,234,.16); border-bottom: 1px solid rgba(243,241,234,.16) }
.fit-card { min-height: 250px; padding: 38px; background: transparent!important; color: var(--fg); border: 0; border-right: 1px solid rgba(243,241,234,.16); border-radius: 0 }
.fit-card:nth-child(2) { border-color: var(--accent); min-height: 250px; padding: 38px; background: transparent!important; color: var(--fg); border: 0; border-right: 1px solid rgba(243,241,234,.16); border-radius: 0 }
.fit-card:last-child { border-right: 0 }
.fit-card::before { content: ''; position: absolute; left: 32px; top: 0; width: 54px; height: 2px; background: var(--accent); display: none }
.fit-card:hover { border-color: rgba(214,198,174,.3); background: rgba(255,255,255,.025)!important; transform: none }
.fit-card h3 { font-weight: 300; margin-bottom: 12px; margin-top: 10px; font-size: clamp(24px,2.4vw,36px) }
.fit-card p { font-size: 14px; line-height: 1.72; max-width: 360px; color: var(--dim) }
.fit-card:nth-child(2) p { max-width: 360px; color: var(--dim) }
/* One strong signal field */
#hitch-method { --fg: #0b0c0d; --dim: rgba(11,12,13,.7); --muted: rgba(11,12,13,.5); --line: rgba(11,12,13,.18); color: #0b0c0d; background: var(--color-signal-400) }
.hitch-intro { max-width: 1100px; margin-bottom: 70px }
.hitch-intro h2 { letter-spacing: -.035em; font-weight: 300; margin-bottom: 24px; text-wrap: balance; max-width: 1000px; font-size: clamp(42px,6.8vw,98px); line-height: .94 }
.hitch-principles { display: grid; grid-template-columns: repeat(4,1fr); border: 0; background: transparent; gap: 0; border-top: 1px solid rgba(11,12,13,.22); border-bottom: 1px solid rgba(11,12,13,.22) }
#hitch-method .hitch-principle { border-color: rgba(11,12,13,.18)!important; min-height: 220px; padding: 30px 24px; background: transparent; border: 0!important; border-right: 1px solid rgba(11,12,13,.22)!important; border-radius: 0 }
#hitch-method .hitch-principle:last-child { border-right: 0!important }
#hitch-method .hitch-principle span { display: inline-flex; background: var(--color-ink-950); color: var(--accent); font-size: 10px }
/* Process as one connected rail */
#process { --fg: #111315; --dim: rgba(17,19,21,.68); --muted: rgba(17,19,21,.48); --line: rgba(17,19,21,.14); color: var(--fg); background: var(--color-paper-50) }
.process-grid { display: grid; border: 0; position: relative; grid-template-columns: repeat(4,1fr); gap: 0; border-top: 1px solid rgba(17,19,21,.2) }
.process-grid::before { content: ''; position: absolute; left: 0; right: 0; top: 47px; height: 2px; background: linear-gradient(90deg,var(--color-ink-950),var(--accent)) }
#process .proc-item { border-color: rgba(17,19,21,.14)!important; min-height: 330px; padding: 28px 30px 30px 0; background: transparent; border: 0!important; border-radius: 0 }
#process .proc-item:not(:last-child) { border-right: 1px solid rgba(17,19,21,.12)!important; margin-right: 26px }
#process .proc-n { position: relative; z-index: 2; width: 40px; height: 40px; margin-bottom: 64px; border: 6px solid var(--color-paper-50); background: var(--color-ink-950); color: #fff }
#process .proc-item:last-child .proc-n { background: var(--accent); color: var(--color-ink-950) }
.proc-name { font-weight: 300; margin-bottom: 16px; font-size: clamp(22px,2.2vw,32px); letter-spacing: -.025em }
/* Trust and capability */
#about { --fg: #111315; --dim: rgba(17,19,21,.68); --muted: rgba(17,19,21,.48); --line: rgba(17,19,21,.14); color: var(--fg); background: var(--color-paper-100) }
.about-grid { display: grid; align-items: start; grid-template-columns: minmax(0,1.15fr) minmax(320px,.85fr); gap: clamp(54px,7vw,110px) }
.about-text h2 { font-weight: 300; margin-bottom: 30px; font-size: clamp(36px,5.2vw,72px); line-height: 1.02; letter-spacing: -.045em }
.about-text p { color: var(--dim); font-weight: 400; margin-bottom: 18px; max-width: 680px; font-size: 16px; line-height: 1.72 }
.skills { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); column-gap: 30px; border-top: 1px solid var(--line); margin-top: 48px }
.about-visual { min-width: 0 }
.stats { display: flex; flex-direction: column; counter-reset: capability; gap: 0; border-top: 1px solid rgba(17,19,21,.18) }
.stat { padding-top: 26px; padding: 30px 0; border-bottom: 1px solid rgba(17,19,21,.18); border-top: 0 }
.stat-n { font-weight: 300; letter-spacing: -.04em; line-height: 1; margin-bottom: 10px; font-size: 14px; color: var(--accent); font-family: var(--mono) }
.stat-l { color: var(--dim); font-family: var(--font); font-size: 15px; line-height: 1.4; letter-spacing: 0; text-transform: none }
/* Services as a precise stacked list */
#services { background: var(--color-ink-950) }
.svc-list { display: grid; border: 0; gap: 0; border-top: 1px solid rgba(243,241,234,.16) }
.svc-item { display: grid; align-items: center; transition: transform .3s,border-color .3s,background .3s; grid-template-columns: 60px minmax(0,1fr) auto; gap: 24px; min-height: 136px; padding: 28px 10px; border: 0; border-bottom: 1px solid rgba(243,241,234,.16); border-radius: 0; background: transparent }
.svc-item:hover { padding-left: 18px; background: rgba(255,255,255,.025); transform: none; border-color: rgba(179,255,72,.45) }
.svc-name { font-weight: 300; letter-spacing: -.01em; font-size: clamp(22px,2.7vw,38px); line-height: 1.1 }
/* The only true split after the intro */
#specialization { --fg: #111315; --dim: rgba(17,19,21,.68); --muted: rgba(17,19,21,.48); --line: rgba(17,19,21,.14); color: var(--fg); background: var(--color-paper-50) }
.special-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border: 1px solid rgba(17,19,21,.16); border-radius: var(--panel-radius); overflow: hidden }
#specialization .special-card { background: #fff; border-color: rgba(17,19,21,.14); min-height: 400px; padding: clamp(34px,5vw,70px); border: 0; border-radius: 0 }
#specialization .special-card:first-child { background: var(--color-paper-50) }
#specialization .special-card:last-child { --fg: #f3f1ea; --dim: rgba(243,241,234,.66); background: var(--color-system-900); color: var(--fg) }
.special-card h3 { font-weight: 300; margin-bottom: 18px; font-size: clamp(34px,4.2vw,62px); line-height: .98 }
.special-card p { max-width: 540px; font-size: 16px }
#specialization .special-leadership { grid-column: 1/-1; min-height: 340px; --fg: var(--color-ink-950); --dim: rgba(11,12,13,.68); background: var(--color-signal-400); color: var(--fg) }
#specialization .special-leadership::after { opacity: .08; background: var(--color-ink-950) }
.special-leadership p { max-width: 760px }
.leadership-rule { display: block; margin-top: auto; padding-top: 42px; color: rgba(11,12,13,.82); font: 700 11px var(--mono); letter-spacing: .14em; text-transform: uppercase }
/* AI engineering stack: tools and models connected through one delivery system. */
#ai-engineering { padding-top: clamp(72px,8vw,112px)!important; border-top: 1px solid rgba(11,12,13,.14); background: var(--color-paper-50); color: var(--color-ink-950) }
.engineering-head { display: grid; grid-template-columns: minmax(0,1.1fr) minmax(300px,.52fr); gap: 48px; align-items: end; margin-bottom: 52px }
.engineering-head h2 { max-width: 900px; font-size: clamp(44px,6vw,88px); line-height: .94; letter-spacing: -.048em }
.engineering-head p { max-width: 480px; color: rgba(11,12,13,.64); font-size: 17px; line-height: 1.68 }
.model-router { position: relative; display: grid; grid-template-columns: minmax(150px,.8fr) minmax(180px,1fr) minmax(150px,.8fr); grid-template-rows: repeat(2,minmax(126px,1fr)); gap: 12px; min-height: 380px; padding: 12px; margin-bottom: 18px; border: 1px solid rgba(11,12,13,.16); border-radius: var(--panel-radius); overflow: hidden; background: var(--color-system-900) }
.model-router::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 50% 50%,rgba(179,255,72,.12),transparent 34%),linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px); background-size: auto,28px 28px,28px 28px }
.route-node { position: relative; z-index: 2; display: flex; flex-direction: column; justify-content: space-between; padding: 20px; border: 1px solid rgba(243,241,234,.14); border-radius: 14px; background: rgba(11,12,13,.82); color: var(--color-paper-50) }
.route-core { position: relative; z-index: 2; display: flex; flex-direction: column; padding: 20px; border: 1px solid rgba(243,241,234,.14); border-radius: 14px; color: var(--color-paper-50); grid-column: 2; grid-row: 1/3; align-items: center; justify-content: center; text-align: center; border-color: rgba(179,255,72,.45); background: rgba(179,255,72,.07) }
.route-core::before { content: ''; position: absolute; top: 50%; width: calc(50% + 30px); height: 1px; background: linear-gradient(90deg,transparent,var(--accent),transparent); animation: routeSignal 3.8s linear infinite; right: 100% }
.route-core::after { content: ''; position: absolute; top: 50%; width: calc(50% + 30px); height: 1px; background: linear-gradient(90deg,transparent,var(--accent),transparent); animation: routeSignal 3.8s linear infinite; left: 100%; animation-delay: 1.9s }
.route-core strong { font-size: clamp(24px,3vw,42px); letter-spacing: -.04em }
.route-core span { color: var(--accent); font: 700 9px var(--mono); letter-spacing: .12em; text-transform: uppercase }
.route-node span { color: var(--accent); font: 700 9px var(--mono); letter-spacing: .12em; text-transform: uppercase }
.route-core small { max-width: 180px; margin-top: 14px; color: rgba(243,241,234,.52); font-size: 12px; line-height: 1.55 }
.route-node:nth-child(2) { grid-column: 1; grid-row: 1 }
.route-node:nth-child(3) { grid-column: 1; grid-row: 2 }
.route-node:nth-child(4) { grid-column: 3; grid-row: 1 }
.route-node:nth-child(5) { grid-column: 3; grid-row: 2 }
.route-node strong { font-size: clamp(18px,2vw,28px); letter-spacing: -.025em }
.route-node small { color: rgba(243,241,234,.48); font-size: 11px; line-height: 1.5 }
@keyframes routeSignal { 0%{opacity:0;transform:scaleX(.2)}35%,70%{opacity:1}100%{opacity:0;transform:scaleX(1)} }
.engineering-cases { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); border-top: 1px solid rgba(11,12,13,.18); border-bottom: 1px solid rgba(11,12,13,.18) }
.engineering-case { min-height: 270px; padding: 28px 26px; border-right: 1px solid rgba(11,12,13,.18) }
.engineering-case:last-child { border-right: 0 }
.case-index { display: block; margin-bottom: 58px; color: rgba(11,12,13,.38); font: 700 10px var(--mono); letter-spacing: .12em }
.engineering-case h3 { font-size: clamp(20px,2vw,29px); line-height: 1.08; letter-spacing: -.025em }
.engineering-case p { margin-top: 14px; color: rgba(11,12,13,.62); font-size: 13px; line-height: 1.65 }
.engineering-sources { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px }
.engineering-sources a { padding: 8px 11px; border: 1px solid rgba(11,12,13,.18); border-radius: 999px; color: rgba(11,12,13,.62); font: 700 9px var(--mono); letter-spacing: .08em; text-transform: uppercase; transition: background .25s,color .25s }
.engineering-sources a:hover { background: var(--color-ink-950); color: var(--accent) }
/* Live product: the engineering stack proved by one deployed application. */
#live-product { background: var(--color-system-900); color: var(--color-paper-50) }
#live-product .s-label { color: rgba(243,241,234,.52) }
.product-head { display: grid; grid-template-columns: minmax(0,1.05fr) minmax(300px,.55fr); gap: 48px; align-items: end; margin-bottom: 52px }
.product-head h2 { max-width: 860px; font-size: clamp(44px,6vw,86px); line-height: .94; letter-spacing: -.045em }
.product-head p { max-width: 470px; color: rgba(243,241,234,.62); font-size: 17px; line-height: 1.68 }
.product-panel { display: grid; grid-template-columns: minmax(0,1fr) minmax(300px,.8fr); border: 1px solid rgba(243,241,234,.16); border-radius: var(--panel-radius); overflow: hidden; background: rgba(11,12,13,.55) }
.product-brief { display: flex; flex-direction: column; padding: clamp(26px,3vw,44px) }
.product-version { align-self: flex-start; padding: 7px 12px; border: 1px solid rgba(179,255,72,.45); border-radius: 999px; color: var(--accent); font: 700 9px var(--mono); letter-spacing: .14em; text-transform: uppercase }
.product-brief h3 { margin-top: 20px; font-size: clamp(30px,3.4vw,50px); line-height: 1; letter-spacing: -.04em }
.product-lead { margin-top: 16px; max-width: 520px; color: rgba(243,241,234,.66); font-size: 15px; line-height: 1.7 }
.product-points { margin-top: 30px; list-style: none; border-top: 1px solid rgba(243,241,234,.12) }
.product-points li { display: grid; grid-template-columns: minmax(112px,.4fr) minmax(0,1fr); gap: 18px; padding: 15px 2px; border-bottom: 1px solid rgba(243,241,234,.12) }
.product-points strong { font-size: 13px; font-weight: 600; letter-spacing: -.01em }
.product-points span { color: rgba(243,241,234,.56); font-size: 13px; line-height: 1.6 }
.product-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; margin-top: 32px }
#live-product .btn-g { color: rgba(243,241,234,.62); border-color: rgba(243,241,234,.26) }
#live-product .btn-g:hover { color: var(--color-paper-50) }
.product-limit { margin-top: 26px; max-width: 520px; color: rgba(243,241,234,.42); font: 11px/1.7 var(--mono) }
.product-screen { position: relative; display: flex; flex-direction: column; border-left: 1px solid rgba(243,241,234,.14); background: var(--color-ink-950) }
.screen-bar { display: flex; align-items: center; gap: 6px; height: 38px; padding: 0 16px; border-bottom: 1px solid rgba(243,241,234,.12) }
.screen-dot { width: 7px; height: 7px; border-radius: 50%; background: rgba(243,241,234,.2) }
.screen-url { margin-left: 10px; color: rgba(243,241,234,.34); font: 9px var(--mono); letter-spacing: .08em }
.screen-body { position: relative; flex: 1; padding: 22px 18px; overflow: hidden }
.screen-map { display: grid; gap: 10px }
.screen-row { display: flex; align-items: center; gap: 9px }
.screen-num { width: 14px; color: rgba(243,241,234,.26); font: 8px var(--mono) }
.screen-line { height: 6px; border-radius: 3px; background: rgba(243,241,234,.14) }
.screen-row:nth-child(3n+1) .screen-line { width: 80% }
.screen-row:nth-child(3n+2) .screen-line { width: 62% }
.screen-row:nth-child(3n) .screen-line { width: 71% }
.screen-row.flag .screen-line { background: rgba(179,255,72,.52) }
.screen-scan { position: absolute; left: 0; right: 0; top: 0; height: 62px; background: linear-gradient(180deg,transparent,rgba(179,255,72,.12),transparent); animation: screenScan 6s ease-in-out infinite }
@keyframes screenScan { 0%{transform:translateY(-62px)}50%{transform:translateY(100%)}100%{transform:translateY(-62px)} }
.screen-legend { display: flex; flex-wrap: wrap; gap: 16px; padding: 14px 18px; border-top: 1px solid rgba(243,241,234,.12); color: rgba(243,241,234,.4); font: 8px var(--mono); letter-spacing: .12em; text-transform: uppercase }
.screen-legend span { display: flex; align-items: center; gap: 6px }
.screen-legend span::before { content: ''; width: 14px; height: 4px; border-radius: 2px; background: rgba(243,241,234,.2) }
.screen-legend span:first-child::before { background: var(--accent) }
.product-specs { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); margin-top: 20px; border-top: 1px solid rgba(243,241,234,.16); border-bottom: 1px solid rgba(243,241,234,.16) }
.product-spec { padding: 22px 24px; border-right: 1px solid rgba(243,241,234,.16) }
.product-spec:last-child { border-right: 0 }
.product-spec span { display: block; margin-bottom: 14px; color: var(--accent); font: 700 9px var(--mono); letter-spacing: .12em; text-transform: uppercase }
.product-spec strong { display: block; max-width: 220px; color: rgba(243,241,234,.8); font-size: 14px; font-weight: 500; line-height: 1.45; letter-spacing: -.01em }
/* Field guides: expertise made tangible through two downloadable publications. */
#guides { background: var(--color-system-900); color: var(--color-paper-50) }
#guides .s-label { color: rgba(243,241,234,.52) }
.guides-head { display: grid; grid-template-columns: minmax(0,1.05fr) minmax(280px,.55fr); gap: 48px; align-items: end; margin-bottom: 52px }
.guides-head h2 { max-width: 820px; font-size: clamp(44px,6vw,86px); line-height: .94; letter-spacing: -.045em }
.guides-head p { max-width: 480px; color: rgba(243,241,234,.68); font-size: 17px; line-height: 1.7 }
.guides-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 18px }
.guide-card { position: relative; display: grid; grid-template-columns: minmax(150px,.7fr) minmax(0,1.25fr); gap: clamp(24px,3vw,44px); min-height: 480px; padding: clamp(22px,3vw,38px); overflow: hidden; border: 1px solid rgba(243,241,234,.16); border-radius: var(--panel-radius); background: #101214 }
.guide-card::after { content: ''; position: absolute; right: -90px; bottom: -110px; width: 260px; height: 260px; border: 1px solid rgba(179,255,72,.24); border-radius: 50%; pointer-events: none }
.guide-cover { position: relative; align-self: stretch; min-height: 350px; padding: 24px 20px; overflow: hidden; border: 1px solid rgba(179,255,72,.3); border-radius: 12px; background: #0b0c0d; color: #f5f3ed; box-shadow: 0 28px 54px rgba(0,0,0,.3) }
.guide-cover::before { content: ''; position: absolute; top: -58px; right: -55px; width: 150px; height: 150px; border-radius: 50%; background: #2a2d2c }
.guide-cover::after { content: ''; position: absolute; left: 20px; right: 20px; top: 118px; height: 2px; background: var(--accent); box-shadow: 0 12px 0 rgba(179,255,72,.5),0 24px 0 rgba(179,255,72,.22) }
.guide-mark { position: relative; z-index: 1; color: var(--accent); font: 700 11px var(--mono); letter-spacing: .14em; text-transform: uppercase }
.guide-cover strong { position: relative; z-index: 1; display: block; max-width: 180px; margin-top: 46px; font-size: clamp(24px,2.3vw,38px); line-height: .98; letter-spacing: -.04em }
.guide-cover span { position: absolute; left: 20px; bottom: 20px; color: rgba(243,241,234,.48); font: 600 10px var(--mono); letter-spacing: .1em; text-transform: uppercase }
.guide-content { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: flex-start; padding: 8px 0 }
.guide-meta { color: var(--accent); font: 700 10px var(--mono); letter-spacing: .14em; text-transform: uppercase }
.guide-content h3 { max-width: 420px; margin-top: 20px; font-size: clamp(28px,3vw,46px); line-height: 1; letter-spacing: -.035em }
.guide-content p { margin-top: 20px; color: rgba(243,241,234,.66); font-size: 15px; line-height: 1.68 }
.guide-topics { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px }
.guide-topic { padding: 7px 10px; border: 1px solid rgba(243,241,234,.16); border-radius: 999px; color: rgba(243,241,234,.7); font: 600 9px var(--mono); letter-spacing: .08em; text-transform: uppercase }
.guide-link { display: inline-flex; align-items: center; gap: 14px; min-height: 48px; margin-top: auto; padding-top: 28px; color: var(--color-paper-50); font: 700 11px var(--mono); letter-spacing: .12em; text-transform: uppercase }
.guide-link::after { content: '↗'; display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--accent); color: var(--color-ink-950); font-size: 16px; transition: transform .25s ease }
.guide-link:hover::after { transform: translate(3px,-3px) }
/* Quiet conversion close */
#contact { background: var(--color-ink-950) }
#contact .contact-wrap { position: relative; max-width: 980px }
#contact .contact-wrap::after { content: 'MAKE THE CONNECTION'; position: absolute; left: calc(100% + 12vw); top: 45%; width: 260px; color: #0b0c0d; font: 700 13px var(--font); letter-spacing: .18em; transform: rotate(90deg); display: none }
.contact-wrap h2 { font-weight: 300; letter-spacing: -.03em; margin-bottom: 44px; max-width: 950px; font-size: clamp(44px,7vw,104px); line-height: .94 }
.contact-email { font-size: clamp(15px,2vw,24px); font-weight: 300; text-decoration: none; border-bottom: 1px solid rgba(237,233,227,.28); padding-bottom: 3px; transition: border-color .3s; letter-spacing: -.005em; display: inline-flex; align-items: center; min-height: 56px; margin-top: 36px; padding: 0 22px; border: 1px solid var(--accent); border-radius: var(--control-radius); color: var(--accent) }
.contact-email:hover { border-color: var(--fg); background: var(--accent); color: var(--color-ink-950) }
@media(max-width:980px) {
  .hero-title { max-width: calc(100% - 90px) }
  .w-item:last-child { grid-column: span 6 }
  .w-item.wide:last-child { grid-column: span 12 }
  .fit-card { padding: 30px 24px }
  .process-grid { grid-template-columns: 1fr 1fr }
  .process-grid::before { display: none }
  #process .proc-item { border-top: 1px solid rgba(17,19,21,.16)!important }
}
@media(max-width:768px) {
  .arch-grid { grid-template-columns: 1fr; gap: 38px }
  .arch-copy h2 { font-size: clamp(34px,10.5vw,48px); line-height: 1.02 }
  .arch-actions { align-items: stretch; flex-direction: column; gap: 10px }
  .arch-visual { padding: 14px; border-radius: 18px }
  .arch-source { min-height: 68px; padding: 14px }
  .arch-tool { align-items: flex-start; margin-top: 20px }
  .arch-tool img { width: 38px; height: 38px; flex-basis: 38px }
  .primary-nav { top: 8px; left: 8px; right: 8px; min-height: 56px; padding: 7px 8px 7px 14px }
  #main>section { padding: 78px 20px }
  .s-label { margin-bottom: 44px; font-size: 10px }
  .hero { padding-top: 116px!important; padding-bottom: 56px!important; background: var(--color-paper-50) }
  .hero::before { right: 19px; width: 1px; background: var(--accent) }
  .hero::after { right: 5px; font-size: 12px }
  .hero-title { max-width: calc(100% - 24px); font-size: clamp(42px,12.4vw,62px); line-height: .96 }
  .hero-sub { max-width: calc(100% - 24px); font-size: 16px }
  .hero-cta { align-items: stretch }
  .hero-cta .btn-p { width: 100%; justify-content: center }
  .hero-cta .btn-g { width: 100%; justify-content: center }
  .signal-strip { padding-right: 20px }
  .signal-chip { font-size: 9px }
  .work-grid { display: block }
  .w-item { margin-bottom: 14px; aspect-ratio: 4/5 }
  .w-item.wide { margin-bottom: 14px; aspect-ratio: 4/5 }
  .w-item:last-child { margin-bottom: 14px; aspect-ratio: 4/5 }
  .w-content { padding: 24px }
  .w-title { max-width: 100%; font-size: 28px }
  .w-item:not(.wide) .w-title { max-width: 100%; font-size: 28px }
  .w-meta { grid-template-columns: 1fr; gap: 6px; font-size: 12px }
  .fit-grid { grid-template-columns: 1fr; border: 0 }
  .fit-card { min-height: 0; padding: 32px 0; border-right: 0; border-bottom: 1px solid rgba(243,241,234,.16) }
  .fit-card:nth-child(2) { min-height: 0; padding: 32px 0; border-right: 0; border-bottom: 1px solid rgba(243,241,234,.16) }
  .fit-context { margin-bottom: 28px }
  .hitch-intro h2 { font-size: clamp(42px,13vw,64px) }
  .hitch-intro p { font-size: 16px }
  .hitch-principles { grid-template-columns: 1fr }
  .hitch-principle { min-height: 0; padding: 24px 0; border-right: 0!important; border-bottom: 1px solid rgba(11,12,13,.2)!important }
  #hitch-method .hitch-principle { min-height: 0; padding: 24px 0; border-right: 0!important; border-bottom: 1px solid rgba(11,12,13,.2)!important }
  .process-grid { grid-template-columns: 1fr }
  .process-grid::before { display: block; left: 19px; right: auto; top: 0; bottom: 0; width: 2px; height: auto; background: linear-gradient(var(--color-ink-950),var(--accent)) }
  #process .proc-item { min-height: 0; margin: 0; padding: 0 0 50px 64px; border: 0!important }
  #process .proc-item:not(:last-child) { min-height: 0; margin: 0; padding: 0 0 50px 64px; border: 0!important }
  #process .proc-n { position: absolute; left: 0; top: 0; margin: 0 }
  .proc-desc { max-width: none }
  .about-grid { grid-template-columns: 1fr; gap: 58px }
  .about-text h2 { font-size: 40px }
  .about-text p { font-size: 15px }
  .skills { grid-template-columns: 1fr }
  .about-visual { max-width: 560px }
  .svc-item { grid-template-columns: 42px minmax(0,1fr); min-height: 0; padding: 28px 0 }
  .svc-tag { display: none }
  .svc-name { font-size: 24px }
  .svc-desc { font-size: 14px }
  .special-grid { grid-template-columns: 1fr }
  .special-card { min-height: 0; padding: 42px 28px }
  #specialization .special-card { min-height: 0; padding: 42px 28px }
  .special-card h3 { font-size: 38px }
  .guides-head { grid-template-columns: 1fr; gap: 22px; margin-bottom: 34px }
  .guides-grid { grid-template-columns: 1fr }
  .guide-card { min-height: 0 }
  .engineering-head { grid-template-columns: 1fr; gap: 22px }
  .engineering-cases { grid-template-columns: repeat(2,1fr) }
  .engineering-case:nth-child(2) { border-right: 0 }
  .engineering-case:nth-child(-n+2) { border-bottom: 1px solid rgba(11,12,13,.18) }
  .contact-wrap h2 { font-size: clamp(42px,12.2vw,62px) }
  .contact-email { max-width: 100%; font-size: 15px; overflow-wrap: anywhere }
  footer { align-items: flex-start; gap: 22px }
  .footer-nav { display: none }
}