:root {
  --ink: #050b10;
  --ink-raised: #0a141c;
  --paper: #e8edf0;
  --muted: #9aaab4;
  --line: rgba(205, 228, 238, .16);
  --cyan: #69d9ed;
  --cyan-bright: #a9eff9;
  --amber: #e2a85c;
  --serif: Georgia, "Times New Roman", serif;
  --sans: Inter, "Segoe UI", Arial, sans-serif;
  --mono: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  --max: 1440px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--ink); }
body { margin: 0; background: var(--ink); color: var(--paper); font-family: var(--sans); font-size: 16px; line-height: 1.6; overflow-x: hidden; }
body.nav-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 5px; }
.skip-link { position: fixed; z-index: 1000; top: 1rem; left: 1rem; padding: .75rem 1rem; background: var(--paper); color: var(--ink); transform: translateY(-200%); }
.skip-link:focus { transform: none; }

.site-header { position: fixed; z-index: 100; top: 0; left: 0; width: 100%; height: 84px; display: flex; align-items: center; justify-content: space-between; padding: 0 clamp(1.25rem, 4vw, 4rem); border-bottom: 1px solid transparent; transition: background .35s ease, border-color .35s ease, height .35s ease; }
.site-header.is-scrolled { height: 68px; background: rgba(5, 11, 16, .88); border-color: var(--line); backdrop-filter: blur(18px); }
.brand { display: inline-flex; align-items: center; gap: .85rem; text-decoration: none; text-transform: uppercase; font-size: .76rem; font-weight: 700; letter-spacing: .18em; }
.brand-mark { position: relative; width: 2.35rem; aspect-ratio: 1; display: inline-grid; place-items: center; border: 1px solid rgba(105, 217, 237, .5); color: transparent; font: 600 .72rem/1 var(--mono); letter-spacing: .06em; transform: rotate(45deg); }
.brand-mark::after { content: "SG"; position: absolute; inset: 0; display: grid; place-items: center; color: var(--cyan-bright); transform: rotate(-45deg); }
.primary-nav { display: flex; align-items: center; gap: clamp(1.25rem, 3vw, 3rem); }
.primary-nav a { position: relative; color: #dce8ed; text-decoration: none; text-transform: uppercase; font: 600 .67rem/1 var(--mono); letter-spacing: .15em; }
.primary-nav a::after { content: ""; position: absolute; right: 0; bottom: -.5rem; left: 0; height: 1px; background: var(--cyan); transform: scaleX(0); transform-origin: right; transition: transform .3s ease; }
.primary-nav a:hover::after, .primary-nav a:focus-visible::after { transform: scaleX(1); transform-origin: left; }
.primary-nav .nav-contact { padding: .75rem 1rem; border: 1px solid rgba(105, 217, 237, .4); }
.primary-nav .nav-contact::after { display: none; }
.nav-toggle { display: none; }

.hero { position: relative; min-height: 100svh; display: grid; align-items: end; isolation: isolate; overflow: hidden; background: #03090d; }
.hero-image, .hero-shade, .hero-grid { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-image { object-fit: cover; object-position: center; z-index: -3; }
.hero-shade { z-index: -2; background: linear-gradient(90deg, rgba(3,8,12,.98) 0%, rgba(3,8,12,.82) 34%, rgba(3,8,12,.12) 78%), linear-gradient(0deg, rgba(3,8,12,.93) 0%, transparent 55%); }
.hero-grid { z-index: -1; opacity: .13; background-image: linear-gradient(rgba(173,227,238,.35) 1px, transparent 1px), linear-gradient(90deg, rgba(173,227,238,.35) 1px, transparent 1px); background-size: 80px 80px; mask-image: linear-gradient(90deg, #000, transparent 62%); }
.hero-content { width: min(820px, 90vw); margin: 0 0 clamp(10rem, 18vh, 14rem) clamp(1.25rem, 7vw, 7.5rem); }
.eyebrow, .kicker { margin: 0 0 1.5rem; color: var(--cyan); text-transform: uppercase; font: 600 .7rem/1.4 var(--mono); letter-spacing: .22em; }
.eyebrow { display: flex; align-items: center; gap: .9rem; }
.eyebrow span { width: 2rem; height: 1px; background: rgba(105,217,237,.55); }
.hero h1, .contact h2 { margin: 0; max-width: 9ch; font: 500 clamp(4.25rem, 10vw, 10rem)/.79 var(--sans); letter-spacing: -.075em; text-transform: uppercase; }
.hero h1 em, .contact h2 em, .display em { color: var(--cyan-bright); font-family: var(--serif); font-weight: 400; text-transform: none; }
.hero-lede { max-width: 640px; margin: 2.25rem 0 0; color: #cad8de; font-size: clamp(1rem, 1.5vw, 1.25rem); line-height: 1.7; }
.hero-actions, .contact-links { display: flex; align-items: center; gap: 2rem; margin-top: 2.25rem; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 3.4rem; padding: 0 1.5rem; border: 1px solid var(--cyan); text-decoration: none; text-transform: uppercase; font: 600 .7rem/1 var(--mono); letter-spacing: .15em; transition: color .25s ease, background .25s ease, transform .25s ease; }
.button-primary { background: var(--cyan); color: #041016; }
.button:hover { transform: translateY(-2px); background: var(--cyan-bright); }
.text-link { text-decoration: none; text-transform: uppercase; font: 600 .7rem/1 var(--mono); letter-spacing: .15em; }
.text-link span { color: var(--cyan); }
.hero-credentials { position: absolute; right: clamp(1.25rem,4vw,4rem); bottom: 2rem; left: clamp(1.25rem,4vw,4rem); display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; border-top: 1px solid var(--line); }
.hero-credentials span { padding: 1rem .75rem 0; color: #aebdc4; text-transform: uppercase; font: 500 .61rem/1.4 var(--mono); letter-spacing: .11em; border-left: 1px solid var(--line); }
.scroll-cue { position: absolute; right: 2.25rem; top: 50%; display: flex; align-items: center; gap: .75rem; color: #b9c8cf; text-decoration: none; text-transform: uppercase; font: 500 .59rem/1 var(--mono); letter-spacing: .18em; transform: rotate(90deg) translateX(50%); transform-origin: right center; }
.scroll-cue span { width: 3rem; height: 1px; background: var(--cyan); }

.section-shell { width: min(var(--max), 100%); margin: 0 auto; padding: clamp(6rem,11vw,11rem) clamp(1.25rem,6vw,6rem); }
.section-index { color: #71838d; text-transform: uppercase; font: 500 .64rem/1 var(--mono); letter-spacing: .15em; }
.display { margin: 0; font: 500 clamp(3rem,6vw,6.5rem)/.93 var(--sans); letter-spacing: -.06em; text-transform: uppercase; }
.principle { display: grid; grid-template-columns: .6fr 1.6fr 1fr; gap: clamp(2rem,6vw,7rem); align-items: start; }
.principle-intro { grid-column: 2; }
.principle-copy { grid-column: 3; padding-top: 3rem; color: #aebdc4; }
.principle-copy p { margin: 0 0 1.4rem; }
.domains { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, 1fr); margin-top: clamp(3rem,7vw,7rem); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.domain-card { min-height: 400px; position: relative; display: flex; flex-direction: column; padding: 2rem; border-right: 1px solid var(--line); transition: background .3s ease; }
.domain-card:last-child { border-right: 0; }
.domain-card:hover { background: var(--ink-raised); }
.domain-number, .domain-label { color: #71838d; text-transform: uppercase; font: 500 .63rem/1 var(--mono); letter-spacing: .14em; }
.domain-card svg { width: 74px; margin: auto 0 2rem; fill: none; stroke: var(--cyan); stroke-width: 1.25; }
.domain-card h3 { margin: 0 0 1rem; font-size: 1.65rem; font-weight: 500; }
.domain-card p { max-width: 35ch; margin: 0 0 2rem; color: #9aabb4; }
.domain-label { margin-top: auto; color: var(--cyan); }

.manifesto { display: grid; grid-template-columns: minmax(320px,.9fr) 1.1fr; min-height: 900px; background: #071118; color: var(--paper); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.manifesto-photo { position: relative; min-height: 800px; overflow: hidden; }
.manifesto-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center 20%; filter: saturate(.7) contrast(1.08) brightness(.74); }
.manifesto-photo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg,transparent 68%,#071118 100%), linear-gradient(0deg,rgba(4,12,18,.72),transparent 46%); }
.photo-coordinate { position: absolute; z-index: 1; right: 1.5rem; bottom: 1.5rem; color: #d6e8ee; font: 500 .58rem/1 var(--mono); letter-spacing: .14em; }
.manifesto-copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(4rem,8vw,9rem); }
.manifesto-copy .section-index { margin-bottom: 5rem; color: #71838d; }
.manifesto-copy .kicker { color: var(--cyan); }
.manifesto-quote { margin: 0 0 3rem; font: italic 400 clamp(3rem,6vw,6.5rem)/.92 var(--serif); letter-spacing: -.05em; }
.body-copy { max-width: 670px; columns: 2; column-gap: 3rem; color: #a8b7bf; }
.body-copy p { margin: 0 0 1.4rem; break-inside: avoid; }

.section-heading { display: grid; grid-template-columns: .75fr 1.25fr; gap: 4rem; align-items: end; margin-bottom: clamp(4rem,8vw,8rem); }
.photo-grid { display: grid; grid-template-columns: 1.15fr 1fr .75fr; grid-template-rows: minmax(300px,40vw) minmax(280px,32vw); gap: 1rem; }
.photo { position: relative; margin: 0; overflow: hidden; background: var(--ink-raised); }
.photo img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.72) contrast(1.08); transition: transform .8s cubic-bezier(.2,.7,.2,1), filter .4s ease; }
.photo:hover img { transform: scale(1.035); filter: saturate(1) contrast(1.03); }
.photo-tall { grid-row: 1 / 3; }
.photo-wide { grid-column: 2 / 4; }
.photo-portrait { grid-column: 2; }
.photo-square { grid-column: 3; }
.photo figcaption { position: absolute; right: 1.25rem; bottom: 1.25rem; left: 1.25rem; display: flex; justify-content: space-between; gap: 1rem; color: #eff9fc; text-transform: uppercase; font: 500 .62rem/1.3 var(--mono); letter-spacing: .12em; text-shadow: 0 2px 15px #000; }
.photo figcaption span { color: var(--cyan-bright); }

.experience { width: min(var(--max),100%); margin: 0 auto; display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(4rem,8vw,9rem); padding: clamp(6rem,11vw,11rem) clamp(1.25rem,6vw,6rem); }
.experience-sticky { position: sticky; top: 9rem; align-self: start; }
.experience-sticky .section-index { display: block; margin-bottom: 4rem; }
.experience-intro { max-width: 48ch; margin-top: 2.5rem; color: #93a5ae; }
.timeline { border-top: 1px solid var(--line); }
.timeline-item { padding: 3rem 0; border-bottom: 1px solid var(--line); }
.timeline-meta { display: flex; justify-content: space-between; margin-bottom: 1.5rem; color: #71838d; text-transform: uppercase; font: 500 .61rem/1 var(--mono); letter-spacing: .13em; }
.timeline-item h3 { max-width: 22ch; margin: 0 0 .5rem; font-size: clamp(1.55rem,2.5vw,2.35rem); font-weight: 500; line-height: 1.15; letter-spacing: -.025em; }
.timeline-item .company { margin: 0 0 1.5rem; color: var(--cyan); text-transform: uppercase; font: 600 .68rem/1.4 var(--mono); letter-spacing: .11em; }
.timeline-item > p:last-child { max-width: 58ch; margin-bottom: 0; color: #9aabb4; }

.credentials { border-top: 1px solid var(--line); }
.credentials-heading { align-items: start; }
.credential-grid { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.credential { min-height: 230px; display: flex; flex-direction: column; padding: 2rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.credential-year { color: var(--amber); text-transform: uppercase; font: 500 .62rem/1 var(--mono); letter-spacing: .14em; }
.credential h3 { max-width: 20ch; margin: auto 0 .6rem; font-size: 1.35rem; font-weight: 500; line-height: 1.2; }
.credential p { margin: 0; color: #7f929c; font: 500 .65rem/1.4 var(--mono); text-transform: uppercase; letter-spacing: .08em; }

.beyond { display: grid; grid-template-columns: .75fr 1.25fr; min-height: 820px; background: #071118; color: var(--paper); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.beyond-photo { position: relative; overflow: hidden; }
.beyond-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center 20%; filter: saturate(.68) contrast(1.08) brightness(.7); }
.beyond-photo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg,transparent 68%,#071118 100%), linear-gradient(0deg,rgba(4,12,18,.62),transparent 46%); }
.beyond-content { padding: clamp(4rem,8vw,9rem); align-self: center; }
.beyond-content .section-index { display: block; margin-bottom: 4rem; color: #71838d; }
.beyond-content .display em { color: var(--cyan-bright); }
.beyond-list { margin-top: 4rem; border-top: 1px solid var(--line); }
.beyond-item { display: grid; grid-template-columns: .45fr 1.4fr auto; gap: 1.5rem; align-items: center; min-height: 105px; border-bottom: 1px solid var(--line); color: inherit; text-decoration: none; }
.beyond-item span, .beyond-item small { color: #82959f; text-transform: uppercase; font: 500 .62rem/1.4 var(--mono); letter-spacing: .12em; }
.beyond-item strong { font-size: 1.05rem; font-weight: 600; }
.beyond-item i { color: var(--cyan); font-style: normal; font-size: 1.5rem; transition: transform .2s ease; }
a.beyond-item:hover i { transform: translate(4px,-4px); }

.contact { position: relative; min-height: 780px; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 7rem 1.5rem; text-align: center; overflow: hidden; }
.contact::before, .contact::after, .contact-current { content: ""; position: absolute; inset: 50% auto auto 50%; width: 75vw; max-width: 980px; aspect-ratio: 1; border: 1px solid rgba(105,217,237,.14); border-radius: 50%; transform: translate(-50%,-50%); pointer-events: none; }
.contact::after { width: 52vw; max-width: 680px; }
.contact-current { width: 32vw; max-width: 440px; }
.contact > *:not(.contact-current) { position: relative; z-index: 1; }
.contact h2 { max-width: 12ch; font-size: clamp(3.2rem,8vw,8rem); }
.contact-copy { max-width: 600px; margin: 2rem auto 0; color: #95a7b0; font-size: 1.08rem; }
.site-footer { display: grid; grid-template-columns: 1fr auto auto; gap: 2rem; align-items: center; padding: 2rem clamp(1.25rem,4vw,4rem); border-top: 1px solid var(--line); color: #71838d; text-transform: uppercase; font: 500 .59rem/1.4 var(--mono); letter-spacing: .11em; }
.footer-brand { display: flex; align-items: center; gap: 1rem; color: #c8d6dc; }
.footer-brand .brand-mark { width: 1.8rem; }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .75s ease, transform .75s cubic-bezier(.2,.65,.2,1); }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 980px) {
  .principle { grid-template-columns: 1fr 2fr; }
  .principle-intro, .principle-copy { grid-column: 2; }
  .principle-copy { padding-top: 0; }
  .domains { grid-template-columns: 1fr; }
  .domain-card { min-height: 300px; border-right: 0; border-bottom: 1px solid var(--line); }
  .manifesto { grid-template-columns: 1fr; }
  .manifesto-photo { min-height: 70svh; }
  .manifesto-photo::after, .beyond-photo::after { background: linear-gradient(0deg,#071118 0%,rgba(7,17,24,.72) 16%,transparent 48%); }
  .body-copy { columns: 1; }
  .photo-grid { grid-template-columns: 1fr 1fr; grid-template-rows: 70vw 50vw 50vw; }
  .photo-tall { grid-row: 1 / 3; }
  .photo-wide { grid-column: 2; }
  .photo-portrait { grid-column: 1; grid-row: 3; }
  .photo-square { grid-column: 2; grid-row: 3; }
  .experience { grid-template-columns: 1fr; }
  .experience-sticky { position: static; }
  .credential-grid { grid-template-columns: repeat(2,1fr); }
  .beyond { grid-template-columns: 1fr; }
  .beyond-photo { height: 70svh; }
}

@media (max-width: 720px) {
  .site-header { height: 68px; }
  .brand-name { display: none; }
  .nav-toggle { display: flex; align-items: center; gap: .75rem; border: 0; background: transparent; color: var(--paper); text-transform: uppercase; font: 600 .65rem/1 var(--mono); letter-spacing: .13em; }
  .nav-toggle i, .nav-toggle i::before { display: block; width: 1.5rem; height: 1px; background: var(--cyan); transition: transform .25s ease; content: ""; }
  .nav-toggle i::before { transform: translateY(6px); }
  .nav-toggle[aria-expanded="true"] i { transform: rotate(45deg); }
  .nav-toggle[aria-expanded="true"] i::before { transform: rotate(-90deg); }
  .primary-nav { position: absolute; top: 68px; right: auto; bottom: auto; left: 0; width: 100vw; height: calc(100svh - 68px); display: flex; flex-direction: column; justify-content: center; gap: 2.25rem; background: rgba(5,11,16,.985); opacity: 0; visibility: hidden; transform: translateY(-1rem); transition: opacity .25s ease, transform .25s ease, visibility .25s; }
  .primary-nav.is-open { opacity: 1; visibility: visible; transform: none; }
  .primary-nav a { font-size: .9rem; }
  .hero-image { object-position: 65% center; }
  .hero-shade { background: linear-gradient(0deg,rgba(3,8,12,.98) 4%,rgba(3,8,12,.82) 55%,rgba(3,8,12,.24) 100%); }
  .hero-content { width: auto; margin: 0 1.25rem 12.5rem; }
  .hero h1 { font-size: clamp(3.6rem,18vw,6rem); }
  .hero-lede { max-width: 34ch; font-size: .98rem; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 1.4rem; }
  .hero-credentials { right: 1.25rem; bottom: 1.25rem; left: 1.25rem; grid-template-columns: 1fr 1fr; row-gap: .8rem; }
  .hero-credentials span { padding-top: .65rem; }
  .scroll-cue { display: none; }
  .eyebrow { font-size: .57rem; gap: .5rem; }
  .eyebrow span { width: .8rem; }
  .principle { grid-template-columns: 1fr; }
  .principle-intro, .principle-copy { grid-column: 1; }
  .display { font-size: clamp(2.7rem,13vw,4.2rem); }
  .domain-card { min-height: 270px; padding: 1.5rem; }
  .manifesto-photo { min-height: 72svh; }
  .manifesto-copy { padding: 4.5rem 1.25rem; }
  .manifesto-copy .section-index, .experience-sticky .section-index, .beyond-content .section-index { margin-bottom: 3rem; }
  .manifesto-quote { font-size: clamp(2.8rem,13vw,4.8rem); }
  .section-heading { grid-template-columns: 1fr; gap: 2.5rem; }
  .photo-grid { display: flex; flex-direction: column; }
  .photo { height: 85vw; }
  .photo-tall { height: 130vw; }
  .experience { gap: 4rem; }
  .timeline-item { padding: 2.25rem 0; }
  .credential-grid { grid-template-columns: 1fr; }
  .credential { min-height: 190px; }
  .beyond-photo { height: 75svh; }
  .beyond-content { padding: 4.5rem 1.25rem; }
  .beyond-item { grid-template-columns: 1fr auto; padding: 1.5rem 0; }
  .beyond-item span, .beyond-item small { grid-column: 1 / -1; }
  .contact { min-height: 700px; }
  .contact h2 { font-size: clamp(3rem,15vw,5.4rem); }
  .contact-links { flex-direction: column; }
  .site-footer { grid-template-columns: 1fr; text-align: center; }
  .footer-brand { justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}