/* ==========================================================================
   DESERCON — design system
   Brand greens from the logo, used with restraint on a warm stone ground.
   Geometry: sharp edges; the logo's facet angle is the only "cut" motif.
   ========================================================================== */

@font-face {
  font-family: "Archivo";
  src: url("../fonts/archivo-var.woff2") format("woff2-variations"), url("../fonts/archivo-var.woff2") format("woff2");
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Plex Mono";
  src: url("../fonts/plex-mono-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
/* Metric-adjusted fallback keeps the swap from shifting layout */
@font-face {
  font-family: "Archivo Fallback";
  src: local("Arial"), local("Helvetica Neue"), local("Helvetica");
  size-adjust: 102%;
  ascent-override: 88%;
  descent-override: 21%;
}

:root {
  /* colour */
  --ink: #0c2620;
  --ink-2: #081c17;
  --forest: #123e35;
  --teal: #168c78;
  --teal-ink: #0d6a5a;      /* teal for small text on paper (AA) */
  --lime: #a8d65d;
  --lime-hi: #c0e586;
  --paper: #f3f1ea;
  --paper-2: #e8e5db;
  --text: #0c2620;
  --muted: #4a5f58;
  --line: rgba(12, 38, 32, .16);
  --on-ink: #e9efe9;
  --on-ink-muted: #a9bdb4;
  --line-ink: rgba(233, 239, 233, .14);

  /* type */
  --font: "Archivo", "Archivo Fallback", system-ui, sans-serif;
  --mono: "Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --step--1: .8125rem;
  --step-0: clamp(1rem, .96rem + .2vw, 1.125rem);
  --step-1: clamp(1.25rem, 1.1rem + .6vw, 1.625rem);
  --step-2: clamp(1.5rem, 1.15rem + 1.5vw, 2.5rem);
  --step-3: clamp(2.25rem, 1.3rem + 4vw, 4.75rem);
  --step-4: clamp(2.6rem, 1.2rem + 5.4vw, 6.4rem);

  /* space & layout */
  --gutter: clamp(1.25rem, 4vw, 4rem);
  --max: 90rem;
  --section: clamp(5rem, 10vw, 9.5rem);
  --header-h: 4.5rem;

  /* motion */
  --ease: cubic-bezier(.2, .7, .1, 1);
  --ease-io: cubic-bezier(.65, 0, .35, 1);
  --fast: .2s;
  --slow: .9s;
}

/* ---------- base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html {
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-h) + 1rem);
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font-family: var(--font);
  font-size: var(--step-0);
  line-height: 1.6;
  font-stretch: 100%;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
img { display: block; max-width: 100%; height: auto; }
h1, h2, h3, h4, p, dl, dd, ol, ul, figure, address { margin: 0; }
ol, ul { padding: 0; list-style: none; }
address { font-style: normal; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; }
:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; }
.section--ink :focus-visible, .hero :focus-visible, .site-header :focus-visible, .footer :focus-visible { outline-color: var(--lime); }

.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap;
}
.skip {
  position: fixed; left: 1rem; top: -4rem; z-index: 100;
  background: var(--lime); color: var(--ink); padding: .75rem 1rem; font-weight: 600;
}
.skip:focus { top: 1rem; }

.wrap { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section); }
.section--ink { background: var(--ink); color: var(--on-ink); }
.mono { font-family: var(--mono); font-size: var(--step--1); letter-spacing: .04em; text-transform: uppercase; font-weight: 400; }
.icon { width: 1em; height: 1em; flex: none; }

/* ---------- shared type ---------- */
.label {
  display: flex; align-items: center; gap: .9rem;
  font-family: var(--mono); font-size: var(--step--1);
  letter-spacing: .08em; text-transform: uppercase; color: var(--teal-ink);
}
.section--ink .label, .hero .label { color: var(--on-ink-muted); }
.label__num {
  display: inline-grid; place-items: center; min-width: 2.4em; height: 1.9em; padding-inline: .4em;
  border: 1px solid currentColor; color: var(--teal-ink);
}
.section--ink .label__num { color: var(--lime); }
.label__rule { width: 2.5rem; height: 2px; background: var(--lime); flex: none; }

.section-title {
  font-size: var(--step-3); font-weight: 560; font-stretch: 92%;
  line-height: 1; letter-spacing: -.035em; text-wrap: balance;
}
.section-head { display: grid; gap: 1.5rem; margin-bottom: clamp(3rem, 6vw, 5.5rem); }

/* ---------- buttons & links ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .65rem;
  min-height: 3rem; padding: .85rem 1.35rem;
  font-weight: 600; font-size: .9375rem; letter-spacing: .005em; line-height: 1.2;
  border: 1px solid transparent; border-radius: 0;
  transition: background-color var(--fast), color var(--fast), border-color var(--fast);
}
.btn .icon { transition: transform .35s var(--ease); }
.btn:hover .icon { transform: translate(2px, -2px); }
.btn--small { min-height: 2.5rem; padding: .55rem 1rem; font-size: .875rem; }
.btn--lime { background: var(--lime); color: var(--ink); }
.btn--lime:hover { background: var(--lime-hi); }
.btn--ghost { border-color: var(--line-ink); background: transparent; }
.btn--ghost:hover { border-color: var(--on-ink); }

.link-quiet {
  position: relative; display: inline-flex; align-items: center; min-height: 3rem;
  font-weight: 500;
}
.link-quiet::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: .75rem; height: 1px;
  background: currentColor; transform-origin: right; transition: transform .45s var(--ease);
}
.link-quiet:hover::after { transform: scaleX(0); }

.link-arrow {
  display: inline-flex; align-items: center; gap: .4rem; min-height: 2.75rem;
  font-weight: 500; color: var(--teal-ink); border-bottom: 1px solid transparent;
}
.link-arrow:hover { color: var(--text); }
.link-arrow .icon { transition: transform .35s var(--ease); }
.link-arrow:hover .icon { transform: translate(2px, -2px); }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: fixed; inset: 0 0 auto; z-index: 50; color: var(--on-ink);
  transition: background-color .35s, border-color .35s;
  border-bottom: 1px solid transparent;
}
.site-header.is-solid, .site-header.is-open { background: var(--ink); border-bottom-color: var(--line-ink); }
.site-header__inner {
  display: flex; align-items: center; gap: 2rem;
  height: var(--header-h); max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter);
}
.brand { display: flex; align-items: center; gap: .75rem; margin-right: auto; color: var(--on-ink); }
.brand__mark { width: 2rem; height: 2.15rem; color: #fff; flex: none; }
.brand__text { display: grid; line-height: 1.05; }
.brand__name { font-weight: 700; font-stretch: 112%; letter-spacing: .06em; font-size: 1.125rem; }
.brand__tag { font-family: var(--mono); font-size: .625rem; letter-spacing: .06em; text-transform: uppercase; color: var(--on-ink-muted); margin-top: .2rem; }

.nav__list { display: flex; gap: .25rem; }
.nav__list a {
  position: relative; display: inline-flex; align-items: center; height: 2.75rem; padding-inline: .85rem;
  font-size: .9375rem; font-weight: 500; color: var(--on-ink-muted); transition: color var(--fast);
}
.nav__list a::after {
  content: ""; position: absolute; left: .85rem; right: .85rem; bottom: .55rem; height: 2px;
  background: var(--lime); transform: scaleX(0); transform-origin: left; transition: transform .45s var(--ease);
}
.nav__list a:hover, .nav__list a[aria-current="true"] { color: var(--on-ink); }
.nav__list a:hover::after, .nav__list a[aria-current="true"]::after { transform: scaleX(1); }

.menu-toggle { display: none; width: 3rem; height: 3rem; margin-right: -.75rem; border: 0; background: none; }
.menu-toggle__bars, .menu-toggle__bars::before {
  display: block; width: 1.5rem; height: 2px; margin-inline: auto; background: currentColor; position: relative;
  transition: transform .35s var(--ease), top .35s var(--ease);
}
.menu-toggle__bars::before { content: ""; position: absolute; top: 7px; left: 0; }
.menu-toggle__bars { top: -3px; }
.menu-toggle[aria-expanded="true"] .menu-toggle__bars { top: 0; transform: rotate(45deg); }
.menu-toggle[aria-expanded="true"] .menu-toggle__bars::before { top: 0; transform: rotate(-90deg); }

.mobile-menu {
  position: fixed; inset: var(--header-h) 0 0; background: var(--ink);
  padding: 2rem var(--gutter) calc(2rem + env(safe-area-inset-bottom, 0px));
  display: flex; flex-direction: column; justify-content: space-between; overflow-y: auto;
}
.mobile-menu[hidden] { display: none; }
@media (min-width: 861px) { .mobile-menu { display: none; } }
.mobile-menu__list a {
  display: flex; align-items: baseline; gap: 1rem; padding-block: 1rem;
  border-bottom: 1px solid var(--line-ink);
  font-size: clamp(2rem, 9vw, 3rem); font-weight: 560; font-stretch: 92%; letter-spacing: -.03em; line-height: 1.1;
}
.mobile-menu__list span { font-family: var(--mono); font-size: var(--step--1); color: var(--lime); letter-spacing: .04em; }
.mobile-menu__mail { font-family: var(--mono); color: var(--lime); padding-block: 1rem; }
.js .mobile-menu:not([hidden]) .mobile-menu__list li { animation: rise .6s var(--ease) both; }
.js .mobile-menu:not([hidden]) .mobile-menu__list li:nth-child(2) { animation-delay: .05s; }
.js .mobile-menu:not([hidden]) .mobile-menu__list li:nth-child(3) { animation-delay: .1s; }
.js .mobile-menu:not([hidden]) .mobile-menu__list li:nth-child(4) { animation-delay: .15s; }

@media (max-width: 860px) {
  .nav, .header-cta { display: none; }
  .menu-toggle { display: block; }
}
@media (max-width: 380px) {
  .brand__tag { display: none; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative; background: var(--ink); color: var(--on-ink);
  padding-top: calc(var(--header-h) + clamp(2.5rem, 7vw, 6rem));
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
  isolation: isolate;
}
/* faint measurement grid, fading out — the only "blueprint" moment on the page */
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(233,239,233,.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(233,239,233,.05) 1px, transparent 1px);
  background-size: 6rem 6rem;
  background-position: calc(50% + 3rem) 0;
  mask-image: linear-gradient(to bottom, #000 0%, transparent 85%);
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 85%);
}
.hero__grid { display: grid; gap: clamp(3rem, 6vw, 4rem); align-items: end; }
.hero__eyebrow { margin-bottom: clamp(1.5rem, 3vw, 2.25rem); max-width: 34rem; line-height: 1.4; }
/* sized so each phrase holds one line (longest line ≈ 8.2em at 85% width) */
.hero__title {
  font-size: clamp(2rem, 10.4vw, 4.6rem); font-weight: 580; font-stretch: 85%;
  line-height: .98; letter-spacing: -.04em;
}
@media (min-width: 340px) { .hero__title .line > span { white-space: nowrap; } }
/* cap: column maxes out at ~735px inside the 90rem container; 8.2em must fit */
@media (min-width: 960px) { .hero__title { font-size: min(6vw, 5.3rem); } }
.hero__title .line { display: block; overflow: hidden; padding-bottom: .06em; margin-bottom: -.06em; }
.hero__title .line > span { display: inline-block; }
.hero__title .line--accent { color: var(--lime); }
.hero__lede { margin-top: clamp(1.5rem, 3vw, 2.25rem); max-width: 36rem; color: var(--on-ink-muted); font-size: var(--step-0); }
.hero__actions { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem 2rem; margin-top: 2.25rem; }

.hero__figure { position: relative; margin-left: 1.25rem; margin-bottom: 3rem; }
.hero__frame {
  position: relative; overflow: hidden; background: var(--forest);
  aspect-ratio: 4 / 5;
  /* top-right corner cut at the logo's facet angle */
  clip-path: polygon(0 0, 72% 0, 100% 19%, 100% 100%, 0 100%);
}
.hero__frame img { width: 100%; height: 100%; object-fit: cover; object-position: 38% 50%; }
/* dimension lines with end ticks, drawn like a drawing annotation */
.dim { position: absolute; pointer-events: none; border: 0 solid var(--lime); }
.dim--v { left: -1.1rem; top: 0; bottom: 0; width: .6rem; border-top-width: 1px; border-bottom-width: 1px; transform-origin: top; }
.dim--v::before { content: ""; position: absolute; left: 50%; top: 0; bottom: 0; width: 1px; background: var(--lime); }
.dim--h { left: 0; right: 0; bottom: -1.1rem; height: .6rem; border-left-width: 1px; border-right-width: 1px; transform-origin: left; }
.dim--h::before { content: ""; position: absolute; top: 50%; left: 0; right: 0; height: 1px; background: var(--lime); }
.hero__caption {
  position: absolute; left: 0; right: 0; top: calc(100% + 1.75rem);
  display: flex; gap: 1rem; font-size: .875rem; color: var(--on-ink-muted);
}
.hero__caption .mono { color: var(--lime); }

.spec {
  display: grid; margin-top: clamp(3.5rem, 7vw, 6rem);
  border-top: 1px solid var(--line-ink);
}
.spec__item { padding: 1.25rem 0; border-bottom: 1px solid var(--line-ink); display: grid; gap: .4rem; align-content: start; }
.spec dt { color: var(--on-ink-muted); }
.spec dd { color: var(--on-ink); font-size: .9375rem; line-height: 1.4; display: flex; align-items: baseline; gap: .9rem; }
.spec__value { font-size: clamp(2rem, 1.5rem + 1.5vw, 2.75rem); font-weight: 500; font-stretch: 110%; letter-spacing: -.03em; color: var(--lime); line-height: 1; flex: none; }

@media (min-width: 720px) {
  .spec { grid-template-columns: repeat(3, 1fr); }
  .spec__item { padding: 1.5rem 2rem 0 0; border-bottom: 0; }
  .spec__item + .spec__item { padding-left: 2rem; border-left: 1px solid var(--line-ink); }
  .spec dd { display: grid; gap: .6rem; align-content: start; }
}
@media (min-width: 960px) {
  .hero { min-height: min(100svh, 62rem); display: flex; flex-direction: column; justify-content: space-between; }
  .hero__grid { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); align-items: center; }
}
@media (max-width: 959px) {
  .hero__frame { aspect-ratio: 4 / 3.4; max-height: 70svh; }
  .hero__frame img { object-position: 40% 55%; }
}

/* hero entrance — transform/opacity only, short enough not to delay reading */
.js .hero__title .line > span { animation: lineUp .8s var(--ease) both; }
.js .hero__title .line:nth-child(2) > span { animation-delay: .08s; }
.js .hero__title .line:nth-child(3) > span { animation-delay: .16s; }
/* lede is not faded: it is the largest text block on small screens (LCP) */
.js .hero__eyebrow, .js .hero__actions { animation: rise .7s var(--ease) both; }
.js .hero__actions { animation-delay: .2s; }
.js .hero__frame img { animation: settle 1.6s var(--ease) both; }
.js .hero__frame { animation: unveil 1.1s var(--ease-io) .1s both; }
.js .dim--v { animation: drawY 1.1s var(--ease) .6s both; }
.js .dim--h { animation: drawX 1.1s var(--ease) .8s both; }
.js .hero__caption, .js .spec { animation: rise .7s var(--ease) .3s both; }

@keyframes lineUp { from { transform: translateY(105%); } to { transform: none; } }
@keyframes rise { from { opacity: 0; transform: translateY(1.25rem); } to { opacity: 1; transform: none; } }
@keyframes settle { from { transform: scale(1.12); } to { transform: none; } }
@keyframes unveil { from { clip-path: polygon(0 100%, 72% 100%, 100% 100%, 100% 100%, 0 100%); } }
@keyframes drawY { from { transform: scaleY(0); } }
@keyframes drawX { from { transform: scaleX(0); } }

/* ==========================================================================
   Profile
   ========================================================================== */
.profile__body { display: grid; gap: 2.5rem; }
.statement {
  font-size: var(--step-2); line-height: 1.22; letter-spacing: -.02em; font-weight: 420;
  max-width: 24em; text-wrap: pretty;
}
.statement em {
  font-style: normal; font-weight: 560;
  background: linear-gradient(transparent 68%, rgba(168, 214, 93, .55) 68%);
}
.profile__aside { border-top: 2px solid var(--ink); padding-top: 1.25rem; color: var(--muted); max-width: 30rem; }
.profile__aside-label { color: var(--teal-ink); margin-bottom: .75rem; }

.regions {
  position: relative; display: grid; gap: 0; margin-top: clamp(4rem, 8vw, 6.5rem);
}
.region { position: relative; padding: 2.25rem 0 2rem 2rem; border-left: 1px solid var(--line); }
.region__node {
  position: absolute; left: -5px; top: 2.6rem; width: 9px; height: 9px; background: var(--paper);
  border: 2px solid var(--teal); transform: rotate(45deg);
}
.region__idx { color: var(--teal-ink); }
.region__name { font-size: var(--step-1); font-weight: 560; font-stretch: 95%; letter-spacing: -.02em; margin: .5rem 0 .5rem; }
.region__desc { color: var(--muted); max-width: 22rem; }

@media (min-width: 760px) {
  .regions { grid-template-columns: repeat(3, 1fr); }
  .regions::before {
    content: ""; position: absolute; left: 0; right: 0; top: 0; height: 1px; background: var(--ink);
    transform-origin: left;
  }
  .region { padding: 2.5rem 2rem 0 0; border-left: 0; }
  .region__node { left: 0; top: -5px; }
  .js .regions::before { transform: scaleX(0); transition: transform 1.4s var(--ease-io) .1s; }
  .js .regions.is-visible::before { transform: none; }
  .js .regions .region__node { opacity: 0; transform: rotate(45deg) scale(.4); transition: opacity .4s, transform .5s var(--ease); }
  .js .regions.is-visible .region:nth-child(1) .region__node { transition-delay: .2s; }
  .js .regions.is-visible .region:nth-child(2) .region__node { transition-delay: .6s; }
  .js .regions.is-visible .region:nth-child(3) .region__node { transition-delay: 1s; }
  .js .regions.is-visible .region__node { opacity: 1; transform: rotate(45deg); }
}
@media (min-width: 960px) {
  .profile__body { grid-template-columns: minmax(0, 8fr) minmax(0, 4fr); align-items: end; gap: 4rem; }
}

/* ==========================================================================
   Expertise
   ========================================================================== */
.expertise__grid { display: grid; gap: 3rem; }
.expertise__intro { container-type: inline-size; }
/* "Multidisciplinary" is one ~6.4em word: size it to the column so it never overflows */
.expertise__intro .section-title { margin-top: 1.5rem; font-size: min(var(--step-3), 14.5cqi); }
.expertise__sub { margin-top: 1.5rem; color: var(--on-ink-muted); max-width: 28rem; }

.disciplines { border-top: 1px solid var(--line-ink); counter-reset: d; }
.discipline {
  position: relative; display: grid; grid-template-columns: 3rem minmax(0, 1fr); column-gap: 1rem; row-gap: .25rem;
  padding: 1.35rem 0; border-bottom: 1px solid var(--line-ink);
}
.discipline::before {
  content: ""; position: absolute; left: 0; top: -1px; height: 1px; width: 100%;
  background: var(--lime); transform: scaleX(0); transform-origin: left; transition: transform .6s var(--ease);
}
.discipline__num { color: var(--on-ink-muted); padding-top: .35rem; transition: color var(--fast); }
.discipline__name {
  font-size: var(--step-1); font-weight: 540; font-stretch: 95%; letter-spacing: -.02em; line-height: 1.2;
  transition: transform .5s var(--ease), color var(--fast);
}
.discipline__desc { grid-column: 2; color: var(--on-ink-muted); font-size: .9375rem; }
.discipline.is-active::before { transform: scaleX(1); }
.discipline.is-active .discipline__num { color: var(--lime); }
.discipline.is-active .discipline__name { transform: translateX(.5rem); color: #fff; }
.expertise__close { color: var(--on-ink-muted); font-size: var(--step-1); line-height: 1.35; letter-spacing: -.01em; max-width: 26ch; }

.diagram { display: none; }

@media (min-width: 640px) {
  .discipline { grid-template-columns: 3.5rem minmax(0, 1.1fr) minmax(0, 1fr); align-items: baseline; }
  .discipline__desc { grid-column: 3; }
}
@media (min-width: 1024px) {
  .expertise__grid { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); column-gap: clamp(3rem, 6vw, 7rem); row-gap: 3rem; }
  .expertise__intro { grid-row: span 2; }
  .expertise__close { grid-column: 2; }
  .js .diagram {
    display: block; position: sticky; top: calc(var(--header-h) + 2rem); margin-top: 3rem; max-width: 26rem;
  }
}
.diagram svg { width: 100%; height: auto; overflow: visible; }
.diagram__ring { fill: none; stroke: var(--line-ink); stroke-dasharray: .004 .008; }
.diagram__web line { stroke: rgba(233, 239, 233, .09); stroke-width: 1; transition: stroke .4s, stroke-width .4s; }
.diagram__web line.is-lit { stroke: rgba(22, 140, 120, .9); }
.diagram__spokes line { stroke: rgba(233, 239, 233, .18); stroke-dasharray: 2 3; transition: stroke .4s; }
.diagram__spokes line.is-lit { stroke: var(--lime); stroke-dasharray: none; }
.diagram__nodes rect { fill: var(--ink); stroke: var(--on-ink-muted); stroke-width: 1.25; transition: fill .3s, stroke .3s; }
.diagram__nodes text { fill: var(--on-ink-muted); font-family: var(--mono); font-size: 9px; letter-spacing: .05em; transition: fill .3s; }
.diagram__nodes g.is-lit rect { fill: var(--lime); stroke: var(--lime); }
.diagram__nodes g.is-lit text { fill: var(--lime); }
.diagram__hub { color: #fff; }
.diagram__readout { margin-top: 1.5rem; color: var(--on-ink-muted); min-height: 1.5em; }
.diagram__readout b { color: var(--lime); font-weight: 400; }
.js .diagram:not(.is-visible) .diagram__web, .js .diagram:not(.is-visible) .diagram__spokes { opacity: 0; }
.diagram__web, .diagram__spokes { transition: opacity 1.2s var(--ease); }

/* ==========================================================================
   Projects
   ========================================================================== */
.projects__head .section-title { max-width: 16ch; }
.projects__meta { display: grid; gap: 2rem; margin-top: 1rem; }
.note { color: var(--muted); font-size: .9375rem; max-width: 40rem; }
.note .mono { color: var(--teal-ink); margin-right: .5rem; }
.region-nav { display: grid; border-top: 1px solid var(--line); }
.region-nav a {
  display: grid; grid-template-columns: 3.5rem 1fr auto; align-items: center; min-height: 3.25rem;
  border-bottom: 1px solid var(--line); font-weight: 500; transition: padding .4s var(--ease), color var(--fast);
}
.region-nav a .mono { color: var(--teal-ink); }
.region-nav a:hover { padding-left: .5rem; }
.region-nav__count { color: var(--muted) !important; }
@media (min-width: 960px) {
  .projects__head { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); column-gap: 4rem; align-items: end; }
  .projects__head .label { grid-column: 1 / -1; }
  .projects__meta { margin-top: 0; }
}

.chapter { display: grid; gap: 2rem; padding-top: clamp(3rem, 6vw, 5rem); border-top: 1px solid var(--ink); }
.chapter + .chapter { margin-top: clamp(5rem, 10vw, 9rem); }
.chapter__label .mono { color: var(--teal-ink); }
.chapter__title { font-size: var(--step-2); font-weight: 560; font-stretch: 92%; letter-spacing: -.03em; line-height: 1.05; margin-top: .5rem; }
.chapter__body { display: grid; gap: clamp(3.5rem, 7vw, 6rem); min-width: 0; }
.chapter__intro { font-size: var(--step-1); line-height: 1.4; letter-spacing: -.01em; max-width: 34rem; }

@media (min-width: 1024px) {
  .chapter { grid-template-columns: minmax(0, 3fr) minmax(0, 9fr); column-gap: 3rem; }
  .chapter__label { position: sticky; top: calc(var(--header-h) + 2rem); align-self: start; }
}

/* project unit */
.project { display: grid; gap: 1.25rem; align-content: start; }
.project__media { position: relative; overflow: hidden; background: var(--paper-2); }
.project__media img { width: 100%; height: auto; transition: scale 1.1s var(--ease); }
.project:hover .project__media img { scale: 1.035; }
/* crop marks appear on hover — a print/drawing reference */
.project__media::before, .project__media::after {
  content: ""; position: absolute; width: 1.25rem; height: 1.25rem; z-index: 1; pointer-events: none;
  border: 0 solid var(--lime); opacity: 0; transition: opacity .3s, transform .5s var(--ease);
}
.project__media::before { left: .75rem; top: .75rem; border-left-width: 2px; border-top-width: 2px; transform: translate(.4rem, .4rem); }
.project__media::after { right: .75rem; bottom: .75rem; border-right-width: 2px; border-bottom-width: 2px; transform: translate(-.4rem, -.4rem); }
.project:hover .project__media::before, .project:hover .project__media::after { opacity: 1; transform: none; }

.project__idx { color: var(--teal-ink); }
.project__title { font-size: var(--step-1); font-weight: 580; font-stretch: 95%; letter-spacing: -.02em; line-height: 1.15; margin-top: .4rem; }
.project__loc { color: var(--muted); font-size: .9375rem; margin-top: .25rem; }
.project__text { margin-top: .75rem; max-width: 34rem; }
.project__info .link-arrow { margin-top: .5rem; }

.facts { margin-top: 1.5rem; border-top: 1px solid var(--line); }
.facts div { display: grid; grid-template-columns: 5rem 1fr; gap: 1rem; padding-block: .65rem; border-bottom: 1px solid var(--line); font-size: .9375rem; }
.facts dt { font-family: var(--mono); font-size: var(--step--1); text-transform: uppercase; letter-spacing: .04em; color: var(--muted); padding-top: .1rem; }

.project--feature .project__title { font-size: var(--step-2); }
.project-pair, .project-towers { display: grid; gap: clamp(3.5rem, 7vw, 6rem); }

.project--text {
  border-block: 1px solid var(--line); padding-block: 1.5rem; gap: .75rem;
}
.project--text .project__text { margin-top: 0; }

.sectors { display: flex; flex-wrap: wrap; gap: .5rem 1.25rem; align-items: baseline; padding-top: 1.25rem; border-top: 1px solid var(--line); }
.sectors .mono { color: var(--teal-ink); }
.sectors__list { font-weight: 500; }

@media (min-width: 760px) {
  .project--feature { grid-template-columns: minmax(0, 7fr) minmax(0, 4fr); column-gap: 2.5rem; align-items: end; }
  .project--flip .project__media { order: 2; }
  .project--flip { grid-template-columns: minmax(0, 4fr) minmax(0, 7fr); }
  .project-pair { grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); column-gap: clamp(2rem, 4vw, 4rem); align-items: start; }
  .project--offset { margin-top: clamp(4rem, 10vw, 9rem); }
  .project-towers { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: clamp(2rem, 4vw, 4rem); align-items: start; }
  .project--drop { margin-top: clamp(4rem, 12vw, 11rem); }
  .project--wide { width: min(100%, 44rem); }
  .project--text { grid-template-columns: minmax(0, 3fr) minmax(0, 5fr) minmax(0, 4fr); align-items: baseline; column-gap: 2rem; }
}

/* ==========================================================================
   Contact
   ========================================================================== */
.contact { position: relative; overflow: hidden; }
.contact__grid { display: grid; gap: 3rem; align-items: end; }
.contact__title {
  margin-top: 1.5rem; font-size: var(--step-4); font-weight: 580; font-stretch: 88%;
  line-height: .96; letter-spacing: -.04em; max-width: 11ch;
}
.contact__text { margin-top: 1.75rem; color: var(--on-ink-muted); max-width: 30rem; }
.contact__card {
  position: relative; background: var(--forest); padding: clamp(1.75rem, 4vw, 2.75rem);
  clip-path: polygon(0 0, calc(100% - 3.5rem) 0, 100% 2.65rem, 100% 100%, 0 100%);
}
.contact__card::after {
  /* lime facet in the cut corner */
  content: ""; position: absolute; right: 0; top: 0; width: 3.5rem; height: 2.65rem;
  background: linear-gradient(to top right, transparent calc(50% - 1px), var(--lime) calc(50% - 1px), var(--lime) calc(50% + 1px), transparent calc(50% + 1px));
}
.contact__card-label { color: var(--on-ink-muted); }
.contact__email {
  display: inline-block; margin-top: .6rem; font-size: clamp(1.25rem, .9rem + 1.6vw, 2rem); font-weight: 520;
  letter-spacing: -.02em; overflow-wrap: anywhere; line-height: 1.2;
  background: linear-gradient(var(--lime), var(--lime)) 0 100% / 100% 2px no-repeat; padding-bottom: .3rem;
  transition: background-size .5s var(--ease), color var(--fast);
}
.contact__email:hover { color: var(--lime); background-size: 0 2px; background-position: 100% 100%; }
.contact__actions { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem; margin-top: 2rem; }
.copy-status { color: var(--lime); min-width: 1px; }
.contact__address { margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid var(--line-ink); }
.contact__address address { margin-top: .6rem; line-height: 1.55; }

@media (min-width: 960px) {
  .contact__grid { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); column-gap: 4rem; }
}

/* ==========================================================================
   Footer — drawing title block
   ========================================================================== */
.footer { background: var(--ink-2); color: var(--on-ink); padding-block: clamp(3rem, 6vw, 5rem) calc(2rem + env(safe-area-inset-bottom, 0px)); font-size: .9375rem; }
.titleblock { display: grid; border: 1px solid var(--line-ink); }
.tb { padding: 1.25rem; border-bottom: 1px solid var(--line-ink); color: var(--on-ink-muted); line-height: 1.5; }
.tb:last-child { border-bottom: 0; }
.tb__key { color: var(--lime); margin-bottom: .5rem; font-size: .75rem; }
.tb a { color: var(--on-ink); }
.tb a:hover { color: var(--lime); }
.tb--brand { display: flex; align-items: center; gap: 1rem; color: var(--on-ink); }
.tb__mark { width: 2.75rem; height: 3rem; color: #fff; flex: none; }
.tb__name { font-weight: 700; font-stretch: 112%; letter-spacing: .06em; font-size: 1.25rem; }
.tb__tag { font-family: var(--mono); font-size: .6875rem; text-transform: uppercase; letter-spacing: .05em; color: var(--on-ink-muted); }
.tb--nav ul { display: flex; flex-wrap: wrap; gap: 0 1.25rem; }
.tb--nav a { display: inline-flex; min-height: 2.25rem; align-items: center; }
.tb--note p:last-child { font-size: .8125rem; }
.tb--rev { display: flex; justify-content: space-between; align-items: end; gap: 1rem; flex-wrap: wrap; }
.tb--rev .link-quiet { color: var(--on-ink); min-height: 2.5rem; }
.tb--rev .link-quiet::after { bottom: .5rem; }

@media (min-width: 640px) {
  .titleblock { grid-template-columns: 1fr 1fr; }
  .tb { border-right: 1px solid var(--line-ink); }
  .tb:nth-child(2n+1) { border-right: 1px solid var(--line-ink); }
  .tb:nth-child(2n) { border-right: 0; }
  .tb--brand, .tb--note, .tb--rev { grid-column: 1 / -1; border-right: 0 !important; }
}
@media (min-width: 1100px) {
  .titleblock {
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    grid-template-areas: "brand company office mail" "brand nav note rev";
  }
  .tb { border-right: 1px solid var(--line-ink) !important; border-bottom: 1px solid var(--line-ink); grid-column: auto !important; }
  .tb--brand { grid-area: brand; border-bottom: 0; }
  .tb--nav { grid-area: nav; border-bottom: 0; }
  .tb--note { grid-area: note; border-bottom: 0; }
  .tb--rev { grid-area: rev; border-bottom: 0; border-right: 0 !important; }
  .tb:nth-child(4) { border-right: 0 !important; }
}

/* ==========================================================================
   Scroll reveal (progressive: content is visible without JS)
   ========================================================================== */
.js [data-reveal] { opacity: 0; transform: translateY(1.75rem); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.js [data-reveal].is-visible { opacity: 1; transform: none; }
.js .disciplines [data-reveal]:nth-child(2) { transition-delay: .05s; }
.js .disciplines [data-reveal]:nth-child(3) { transition-delay: .1s; }
.js .disciplines [data-reveal]:nth-child(4) { transition-delay: .15s; }

/* image drift tied to scroll position — native scroll timelines, no JS */
@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) and (min-width: 760px) {
    .parallax img {
      scale: 1.1; animation: drift linear both;
      animation-timeline: view(); animation-range: cover 0% cover 100%;
    }
    .project:hover .parallax img { scale: 1.13; }
  }
}
@keyframes drift { from { translate: 0 -4.5%; } to { translate: 0 4.5%; } }

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important; animation-delay: 0s !important; animation-iteration-count: 1 !important;
    transition-duration: .01ms !important; transition-delay: 0s !important;
  }
  .js [data-reveal] { opacity: 1; transform: none; }
}