:root{
  --icu-bg:#020617; --icu-bg-secondary:#041024; --icu-panel:#071426;
  --icu-text:#e5e7eb; --icu-muted:#8b98a8; --icu-border:rgba(148,163,184,.20);
  --icu-primary:#2563eb; --icu-accent:#3b82f6; --icu-highlight:#00e0d5;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;color:var(--icu-text);background:
  linear-gradient(rgba(37,99,235,.035) 1px,transparent 1px),
  linear-gradient(90deg,rgba(37,99,235,.035) 1px,transparent 1px),
  radial-gradient(circle at 78% 8%,rgba(37,99,235,.10),transparent 28%),
  var(--icu-bg);
  background-size:42px 42px,42px 42px,auto,auto;
  font-family:Inter,"Segoe UI",Arial,sans-serif;line-height:1.55;
}
a{color:inherit;text-decoration:none}
.wrap{width:min(var(--max),calc(100% - 48px));margin:auto}
nav{
  position:sticky;top:0;z-index:20;background:rgba(2,6,23,.86);
  backdrop-filter:blur(14px);border-bottom:1px solid var(--icu-border)
}
.nav{height:68px;display:flex;align-items:center;justify-content:flex-end;gap:24px}
.brand{font-weight:800;letter-spacing:-.04em;font-size:22px}.brand b{color:var(--icu-primary)}
.links{display:flex;gap:24px;color:var(--icu-muted);font-size:13px}.links a:hover{color:var(--icu-text)}
.hero{min-height:670px;display:grid;grid-template-columns:1.5fr .65fr;gap:72px;align-items:center;padding:90px 0 72px}
.eyebrow{font-size:clamp(17px,2vw,25px);font-weight:800;letter-spacing:.085em;color:var(--icu-accent);text-transform:uppercase;margin-bottom:22px;line-height:1.2}
h1{font-size:clamp(36px,4.5vw,62px);line-height:1.02;letter-spacing:-.045em;margin:0 0 28px;max-width:900px;font-weight:680}
.lead{font-size:20px;color:#b8c2cf;max-width:760px;margin:0 0 34px}
.meta{display:flex;gap:12px 28px;flex-wrap:wrap;color:var(--icu-muted);font-size:13px}
.meta strong{color:var(--icu-text);font-weight:600}
.raven{
  aspect-ratio:1;border:1px solid var(--icu-border);display:grid;place-items:center;
  color:#40506a;font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  background:linear-gradient(145deg,rgba(37,99,235,.08),rgba(0,224,213,.015));
  position:relative;overflow:hidden
}
.raven:before,.raven:after{content:"";position:absolute;width:70%;height:1px;background:var(--icu-border);transform:rotate(45deg)}
.raven:after{transform:rotate(-45deg)}
.section{padding:90px 0;border-top:1px solid var(--icu-border)}
.section-head{display:grid;grid-template-columns:220px 1fr;gap:48px;margin-bottom:54px}
.section-tag{font-size:clamp(16px,1.8vw,23px);font-weight:800;letter-spacing:.09em;color:var(--icu-accent);text-transform:uppercase;line-height:1.2;margin-bottom:14px}
h2{font-size:clamp(25px,3vw,38px);line-height:1.12;letter-spacing:-.03em;margin:0;font-weight:650;max-width:900px}
.intro{color:var(--icu-muted);max-width:760px;font-size:17px;margin-top:18px}
.timeline{position:relative;padding:26px 0 0}
.timeline:before{content:"";position:absolute;left:0;right:0;top:48px;height:1px;background:var(--icu-border)}
.tl{display:grid;grid-template-columns:repeat(8,1fr);gap:20px}
.milestone{position:relative;padding-top:46px;min-height:180px}
.milestone:before{content:"";position:absolute;top:16px;left:0;width:9px;height:9px;border-radius:50%;background:var(--icu-accent);box-shadow:0 0 0 5px var(--icu-bg)}
.milestone.nx:before{background:var(--icu-highlight)}
.year{font-size:11px;font-weight:800;color:var(--icu-accent);letter-spacing:.08em}
.nx .year{color:var(--icu-highlight)}
.milestone h3{font-size:14px;line-height:1.2;margin:9px 0 7px}
.milestone p{font-size:12px;color:var(--icu-muted);margin:0}
.cases{display:grid;grid-template-columns:repeat(2,1fr);column-gap:64px}
.case{padding:32px 0 38px;border-top:1px solid var(--icu-border)}
.case-num{font-size:11px;color:var(--icu-accent);font-weight:800;letter-spacing:.12em}
.case h3{font-size:25px;letter-spacing:-.025em;margin:12px 0 10px}
.case .context{color:var(--icu-muted);font-size:14px;margin-bottom:22px}
.case-grid{display:grid;grid-template-columns:110px 1fr;gap:9px 18px;font-size:13px}
.case-grid dt{color:#65748b;text-transform:uppercase;font-size:10px;letter-spacing:.08em;padding-top:3px}
.case-grid dd{margin:0;color:#cbd5e1}
.metric{font-size:30px;line-height:1.1;letter-spacing:-.04em;color:var(--icu-text);margin:26px 0 5px}
.metric span{color:var(--icu-accent)}
.metric.nx span{color:var(--icu-highlight)}
.metric-note{font-size:12px;color:var(--icu-muted)}
.evidence{margin-top:24px;padding-top:18px;border-top:1px solid var(--icu-border)}
.evidence-label{font-size:10px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:#65748b;margin-bottom:10px}
.evidence-links{display:flex;gap:8px 16px;flex-wrap:wrap}
.evidence-links a{font-size:12px;color:#aeb9c7;border-bottom:1px solid rgba(59,130,246,.35);padding-bottom:2px}
.evidence-links a:hover{color:var(--icu-text);border-color:var(--icu-accent)}
.evidence-note{font-size:11px;color:#65748b;margin-top:10px;max-width:720px}
.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:0 40px}
.principle{border-top:1px solid var(--icu-border);padding:24px 0 34px}
.principle h3{font-size:16px;margin:0 0 8px}.principle p{font-size:13px;color:var(--icu-muted);margin:0}
.evolution{font-size:clamp(20px,2.3vw,31px);font-weight:650;letter-spacing:-.025em;line-height:1.45}
.evolution span{color:var(--icu-accent)} .evolution .nx{color:var(--icu-highlight)}
.closing{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:end}
.quote{font-size:clamp(28px,4vw,50px);line-height:1.08;letter-spacing:-.04em;margin:0}
.nxbrand{font-size:18px;font-weight:800}.nxbrand b{color:var(--icu-highlight)}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.btn{border:1px solid var(--icu-border);padding:11px 16px;font-size:12px;color:#cbd5e1}
.btn.primary{border-color:rgba(37,99,235,.55);background:rgba(37,99,235,.10)}
footer{padding:30px 0 42px;border-top:1px solid var(--icu-border);color:#64748b;font-size:11px}
@media(max-width:900px){
 .hero{grid-template-columns:1fr}.raven{display:none}.section-head{grid-template-columns:1fr;gap:12px}
 .tl{grid-template-columns:repeat(2,1fr)}.timeline:before{display:none}
 .milestone{border-top:1px solid var(--icu-border);padding-top:24px}.milestone:before{display:none}
 .cases,.principles,.closing{grid-template-columns:1fr}.links{display:none}
 .section .wrap > div[style*="grid-template-columns:220px 1fr"]{grid-template-columns:1fr!important;gap:12px!important}
}

/* v0.5 — editorial portfolio extensions */
.hero-impact{margin-top:30px;padding-top:22px;border-top:1px solid var(--icu-border);display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.hero-impact .k{font-size:10px;letter-spacing:.13em;text-transform:uppercase;color:var(--icu-accent);font-weight:800}
.hero-impact .v{font-size:14px;line-height:1.45;margin-top:6px;color:#d8e0ea}
.evolution{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:26px;padding:18px 0;border-top:1px solid var(--icu-border);border-bottom:1px solid var(--icu-border)}
.evolution b{font-size:12px;letter-spacing:.06em}
.evolution i{font-style:normal;color:var(--icu-accent);opacity:.75}
.work-list{border-top:1px solid var(--icu-border)}
.work-row{display:grid;grid-template-columns:220px 1fr;gap:34px;padding:25px 0;border-bottom:1px solid var(--icu-border)}
.work-row .meta{font-size:13px;line-height:1.5;letter-spacing:.055em;text-transform:uppercase;color:var(--icu-accent);font-weight:750}
.work-row h3{font-size:22px;letter-spacing:-.025em;margin:0 0 8px}
.work-row p{margin:0;color:#b8c2cf;max-width:790px}
.mission-flow{margin:28px 0 0;padding:20px 0;border-top:1px solid var(--icu-border);border-bottom:1px solid var(--icu-border);font-size:13px;line-height:2;color:#dbe4ee}
.mission-flow span{color:var(--icu-accent);font-weight:750}
.call-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 50px;margin-top:24px;border-top:1px solid var(--icu-border)}
.call-grid p{padding:15px 0;margin:0;border-bottom:1px solid var(--icu-border);color:#c3ccd7}
.nx-question{font-size:24px;line-height:1.35;letter-spacing:-.02em;color:#eef3f8;max-width:900px;margin:20px 0}
.nx-question strong{color:var(--icu-highlight)}
.subtle-note{font-size:11px;color:#738195;margin-top:12px;max-width:820px}
@media(max-width:800px){
 .hero-impact{grid-template-columns:1fr 1fr}
 .work-row{grid-template-columns:1fr;gap:8px}
 .call-grid{grid-template-columns:1fr}
}
@media(max-width:520px){.hero-impact{grid-template-columns:1fr}.work-row .meta{font-size:14px;line-height:1.55;letter-spacing:.035em}}

/* v1.0 — corrected hero structure and responsive layout */
.hero{min-height:calc(100vh - 68px);padding:96px 0 88px;display:block}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(240px,.55fr);gap:72px;align-items:center;min-height:560px}
.hero-copy{min-width:0;max-width:820px}
.hero .eyebrow{font-size:clamp(18px,2vw,26px);line-height:1.25;letter-spacing:.10em;margin:0 0 48px;color:var(--icu-accent)}
.hero h1{margin:0;max-width:820px;font-size:inherit;line-height:normal;letter-spacing:normal}
.hero-name{display:block;font-size:clamp(34px,4.4vw,58px);line-height:1.02;letter-spacing:-.045em;font-weight:760;color:var(--icu-text);margin:0 0 34px}
.hero-claim{display:block;font-size:clamp(28px,3.6vw,48px);line-height:1.08;letter-spacing:-.038em;font-weight:680;color:var(--icu-text);max-width:790px}
.hero .lead{font-size:clamp(17px,1.55vw,20px);line-height:1.7;max-width:720px;margin:48px 0 0;color:#aeb9c7}
.hero-meta{display:flex;gap:10px 28px;flex-wrap:wrap;margin-top:44px;padding-top:22px;border-top:1px solid var(--icu-border);font-size:12px;color:var(--icu-muted)}
.hero-meta span{display:block;white-space:nowrap}
.raven-panel{min-width:0;border:1px solid var(--icu-border);padding:28px;min-height:330px;display:flex;flex-direction:column;justify-content:space-between;background:linear-gradient(145deg,rgba(37,99,235,.08),rgba(0,224,213,.015))}
.raven-label{font-size:10px;letter-spacing:.14em;color:#65748b;font-weight:800}
.raven-placeholder{font-size:clamp(30px,3vw,44px);line-height:.95;letter-spacing:-.04em;font-weight:800;color:#dce5ef}
.raven-placeholder small{font-size:.55em;color:var(--icu-accent)}
.raven-foot{font-size:11px;line-height:1.6;color:#738195}
@media(max-width:900px){
 .hero{min-height:auto;padding:78px 0 70px}
 .hero-grid{grid-template-columns:1fr;gap:52px;min-height:0}
 .hero-copy{max-width:none}
 .hero .eyebrow{margin-bottom:42px}
 .hero-name{margin-bottom:30px}
 .hero .lead{margin-top:42px;max-width:680px}
 .raven-panel{display:none}
 .hero-meta{gap:10px 22px}
}
@media(max-width:560px){
 .wrap{width:min(var(--max),calc(100% - 36px))}
 .hero{padding:64px 0 60px}
 .hero .eyebrow{font-size:18px;line-height:1.3;margin-bottom:38px}
 .hero-name{font-size:40px;margin-bottom:32px}
 .hero-claim{font-size:35px;line-height:1.08}
 .hero .lead{font-size:18px;line-height:1.65;margin-top:44px}
 .hero-meta{display:grid;grid-template-columns:1fr;gap:7px;margin-top:40px;padding-top:20px}
 .hero-meta span{white-space:normal}
}

.signature{margin:22px 0 0;color:var(--icu-highlight);font-size:13px;font-weight:750;letter-spacing:.08em;text-transform:uppercase}
.bio-layout{display:grid;grid-template-columns:1fr 1fr;gap:64px;margin-top:32px;border-top:1px solid var(--icu-border);padding-top:28px}
.bio-layout p{color:#b8c2cf;line-height:1.8;margin-top:0}
.bio-layout .bio-lead{font-size:clamp(16px,1.5vw,19px);line-height:1.7;color:var(--icu-muted);font-weight:450}
@media(max-width:800px){.bio-layout{grid-template-columns:1fr;gap:16px}.nav{height:auto;min-height:68px;justify-content:center}.links{display:flex;flex-wrap:wrap;justify-content:center;gap:10px 16px;padding:14px 0}}
@media(max-width:520px){.links{font-size:12px}.nav{min-height:64px}}

/* Propuesta cromática Architectural Navy — misma composición y contenidos */
:root{--icu-bg:#101A29;--icu-bg-secondary:#152236;--icu-panel:#1D2B3C;--icu-text:#E8EDF0;--icu-muted:#A4B5C1;--icu-border:rgba(159,185,200,.23);--icu-primary:#86A9BE;--icu-accent:#9FB9C8;--icu-highlight:#B6C9D4;}
/* Clean background: remove decorative grid, preserve subtle radial lighting. */
body{background:radial-gradient(circle at 78% 8%,color-mix(in srgb,var(--icu-accent) 12%,transparent),transparent 28%),var(--icu-bg);background-size:auto,auto}
nav{background:color-mix(in srgb,var(--icu-bg) 91%,transparent)} .raven-panel,.raven{background:linear-gradient(145deg,color-mix(in srgb,var(--icu-accent) 10%,transparent),color-mix(in srgb,var(--icu-highlight) 2%,transparent))}
.hero .lead,.work-row p,.section-intro,.work-row .context,.call-grid p{color:var(--icu-muted)} .hero-name,.hero-claim,.work-row h3,.call-grid h3{color:var(--icu-text)} .work-row .meta,.evidence-links a,.hero .eyebrow,.section-tag,.mission-flow span{color:var(--icu-accent)}

/* Vision: clear typographic hierarchy without introducing another accent color */
#insights .section-intro strong,
#insights .call-grid strong{
  color:#FFFFFF;
  font-weight:750;
}
#insights .call-grid strong{font-size:1.08em;letter-spacing:-.01em}
#insights .call-grid p{line-height:1.75}

/* Navigation: centered on desktop, responsive fitted links on mobile */
html{scroll-padding-top:112px}
section[id]{scroll-margin-top:112px}
.site-header{position:sticky;top:0;z-index:100;pointer-events:none;padding:12px 20px 0;background:transparent}
.nav-shell{width:max-content;max-width:min(100%,940px);margin-inline:auto;pointer-events:auto;
 background:color-mix(in srgb,var(--icu-bg-secondary) 93%,transparent);
 border:1px solid var(--icu-border);border-radius:999px;
 box-shadow:0 12px 38px rgba(0,0,0,.22);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
.site-header .links{display:flex;align-items:center;justify-content:center;gap:4px;padding:7px;margin:0;
 background:none;border:0;position:static;flex-wrap:nowrap;font-size:14px;color:var(--icu-muted)}
.site-header .links a{display:block;flex:none;padding:11px 15px;border-radius:999px;white-space:nowrap;
 transition:background-color .2s,color .2s;color:var(--icu-muted);line-height:1.3}
.site-header .links a:hover,.site-header .links a:focus-visible{background:rgba(159,185,200,.11);color:#fff}
.site-header .links a[aria-current="location"]{background:rgba(159,185,200,.16);color:#fff}
.site-header .links a:focus-visible{outline:2px solid var(--icu-accent);outline-offset:2px}
#contact{padding-top:56px;padding-bottom:58px}
#contact .closing{display:flex;flex-direction:column;align-items:flex-start;gap:12px}
#contact h2{margin:0}
#contact .closing-links{margin:0}
.closing-links a{display:inline-block;color:var(--icu-text);font-size:17px;border-bottom:1px solid var(--icu-accent);padding:8px 0}
@media(max-width:800px){
 .site-header{padding:9px 0 0}
 .nav-shell{width:calc(100% - 20px);max-width:none;border-radius:18px}
 .site-header .links{justify-content:flex-start;overflow-x:auto;overscroll-behavior-x:contain;
  scrollbar-width:none;-webkit-overflow-scrolling:touch;scroll-snap-type:x proximity;padding:6px}
 .site-header .links::-webkit-scrollbar{display:none}
 .site-header .links a{padding:11px 13px;font-size:14px;scroll-snap-align:center}
 html{scroll-padding-top:94px}section[id]{scroll-margin-top:94px}
}
/* Navigation v3: tight reading rhythm and unobtrusive fixed position */
.site-header{position:fixed;top:0;left:0;right:0;padding-top:10px}
main{padding-top:0}
html{scroll-padding-top:86px}
section[id]{scroll-margin-top:86px}
@media(max-width:800px){
 .site-header{padding-top:8px}
 html{scroll-padding-top:78px}
 section[id]{scroll-margin-top:78px}
 .section{padding-top:52px;padding-bottom:60px}
 .section-head{margin-bottom:30px}
 .hero{min-height:0;padding-top:106px;padding-bottom:28px}
}
@media(max-width:560px){
 .hero{padding-top:100px;padding-bottom:22px}
 .section{padding-top:38px;padding-bottom:52px}
 .section-tag{margin-bottom:12px}
 .bio-layout{margin-top:22px;padding-top:20px}
}
/* Navigation v4: readable section transitions, no previous-section text behind menu */
.site-header{padding-bottom:18px;background:linear-gradient(to bottom,rgba(16,26,41,.99) 0%,rgba(16,26,41,.97) 70%,rgba(16,26,41,0) 100%)}
.nav-shell{background:#132439;backdrop-filter:none;-webkit-backdrop-filter:none}
html{scroll-padding-top:104px}
section[id]{scroll-margin-top:104px}
@media(max-width:800px){
 .site-header{padding-bottom:22px}
 html{scroll-padding-top:106px}
 section[id]{scroll-margin-top:106px}
}
@media(max-width:560px){
 .section{padding-top:26px;padding-bottom:42px}
 .section-head{margin-bottom:24px}
 html{scroll-padding-top:102px}
 section[id]{scroll-margin-top:102px}
}
/* Navigation v5: align the actual heading (not the section border) with the reading zone. */
.site-header{padding:10px 12px 18px;background:linear-gradient(to bottom,#101A29 0%,#101A29 82%,rgba(16,26,41,0) 100%)}
.nav-shell{max-width:940px}
.section[id]{scroll-margin-top:0}
@media(max-width:800px){
 .site-header{padding:8px 10px 18px}
 .section[id]{scroll-margin-top:0}
}
/* Navigation v7: all five links fit the viewport; no horizontal carousel. */
@media(max-width:800px){
 .nav-shell{width:calc(100% - 12px);max-width:none;min-width:0;box-sizing:border-box}
 .site-header{padding-inline:6px}
 .site-header .links{
  display:grid;grid-template-columns:1fr 1.05fr 2.35fr .75fr 1fr;
  width:100%;box-sizing:border-box;gap:2px;padding:5px;
  overflow:visible;scroll-snap-type:none;justify-content:stretch;
 }
 .site-header .links a{
  min-width:0;max-width:100%;box-sizing:border-box;
  display:flex;align-items:center;justify-content:center;text-align:center;
  white-space:normal;overflow-wrap:normal;word-break:normal;
  font-size:clamp(9px,2.65vw,14px);line-height:1.18;
  padding:10px 2px;border-radius:14px;
 }
}
@media(max-width:380px){
 .site-header .links{gap:0;padding:4px}
 .site-header .links a{font-size:clamp(9px,2.6vw,11px);padding-inline:1px}
}
/* Navigation v8: consistent rounded geometry for shell and inner surface. */
.nav-shell{overflow:hidden;isolation:isolate}
.site-header nav.links{background:transparent!important;border-radius:inherit;box-shadow:none}
@media(max-width:800px){
 .nav-shell{border-radius:18px}
 .site-header nav.links{border-radius:17px;overflow:hidden}
 .site-header .links a{border-radius:13px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.site-header .links a{transition:none}}

/* Locale switch: desktop only */
.locale-switch{display:flex;align-items:center;gap:8px;margin-left:12px;font-size:12px;letter-spacing:.04em;color:var(--icu-muted)}.locale-switch a{color:inherit;text-decoration:none;padding:5px 3px}.locale-switch a[aria-current="page"]{color:#fff;font-weight:700}.locale-switch a:hover{color:#fff}@media(max-width:800px){.locale-switch{display:none}}
/* Desktop locale control shares the interactive header surface. */
@media(min-width:801px){.site-header .nav-shell{display:flex;align-items:center;justify-content:center;width:max-content;max-width:calc(100% - 24px)}.site-header .links{min-width:0}.site-header .locale-switch{flex:none;padding-right:12px;margin-left:4px;white-space:nowrap}}

.mt-10{margin-top:10px}

/* Desktop section headings: use the available width without forcing mobile overflow. */
@media (min-width: 1100px){
  #engineering h2,
  #thinking h2{
    max-width:none;
    font-size:clamp(26px,2.15vw,32px);
    letter-spacing:-.035em;
  }
}

/* How I think: let the final principles end without a redundant divider. */
#thinking .call-grid p:nth-last-child(-n+2){border-bottom:none}