:root {
  --background: #f3f1ec;
  --text: #19232d;
  --accent: #596ce8;
  --light-accent: #dde3f2;
  --white: #fafaf8;
  --line: rgba(25, 35, 45, 0.18);
  --page-gutter: clamp(1.25rem, 4vw, 4.5rem);
  --section-space: clamp(6.5rem, 13vw, 12rem);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

button {
  color: inherit;
  font: inherit;
}

.skip-link {
  position: fixed;
  top: 0;
  left: 1rem;
  z-index: 100;
  padding: 0.75rem 1rem;
  background: var(--text);
  color: var(--white);
  transform: translateY(-110%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 20;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  height: 5.25rem;
  padding: 0 var(--page-gutter);
  border-bottom: 1px solid transparent;
  transition: background-color 250ms ease, border-color 250ms ease;
}

.site-header.is-scrolled {
  background: rgba(243, 241, 236, 0.92);
  border-color: var(--line);
  backdrop-filter: blur(12px);
}

.wordmark {
  width: fit-content;
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.site-nav {
  display: flex;
  gap: clamp(1.5rem, 3vw, 3.5rem);
  font-size: 0.78rem;
}

.site-nav a {
  position: relative;
  padding: 0.35rem 0;
}

.site-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 220ms ease;
}

.site-nav a:hover::after,
.site-nav a.is-active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.menu-toggle {
  display: none;
}

.section-pad {
  padding: var(--section-space) var(--page-gutter);
}

.eyebrow,
.section-number {
  margin-bottom: 2.5rem;
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.hero {
  display: flex;
  min-height: 100svh;
  padding-top: 9rem;
  padding-bottom: 2.25rem;
  flex-direction: column;
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(17rem, 1fr);
  gap: 5vw;
  align-items: end;
  margin-top: auto;
}

.hero h1 {
  max-width: 10ch;
  margin-bottom: 0;
  font-size: clamp(3.7rem, 8.6vw, 9rem);
  font-weight: 400;
  letter-spacing: -0.065em;
  line-height: 0.86;
}

.hero-support {
  max-width: 27rem;
  padding-bottom: 0.6rem;
}

.hero-support p {
  margin-bottom: 2.4rem;
  font-size: clamp(1rem, 1.35vw, 1.25rem);
  line-height: 1.55;
}

.text-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem 2.25rem;
}

.arrow-link {
  display: inline-flex;
  justify-content: space-between;
  gap: 1.5rem;
  padding-bottom: 0.45rem;
  border-bottom: 1px solid currentColor;
  font-size: 0.77rem;
  transition: color 180ms ease;
}

.arrow-link:hover {
  color: var(--accent);
}

.hero-index {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: clamp(5rem, 11vh, 9rem);
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  color: rgba(25, 35, 45, 0.62);
  font-size: 0.67rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-index span:nth-child(2) {
  text-align: center;
}

.hero-index span:last-child {
  text-align: right;
}

.proposition {
  background: var(--white);
}

.proposition-grid,
.ground-grid {
  display: grid;
  grid-template-columns: 1.65fr 1fr;
  gap: clamp(3rem, 9vw, 10rem);
}

.proposition h2,
.ground-grid h2,
.experience h2,
.contact h2,
.section-heading h2 {
  margin-bottom: 0;
  font-size: clamp(2.8rem, 6vw, 6.5rem);
  font-weight: 400;
  letter-spacing: -0.055em;
  line-height: 0.95;
}

.proposition-copy,
.ground-copy {
  align-self: end;
  max-width: 31rem;
  font-size: clamp(1.05rem, 1.5vw, 1.35rem);
  line-height: 1.5;
}

.proposition-copy p:last-child,
.ground-copy p:last-child {
  margin-bottom: 0;
  color: rgba(25, 35, 45, 0.62);
}

.section-heading {
  display: grid;
  grid-template-columns: 1fr 2fr;
  align-items: end;
  margin-bottom: clamp(3.5rem, 7vw, 7rem);
}

.section-heading .section-number {
  margin-bottom: 0.5rem;
}

.project-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 5.5rem) clamp(1rem, 2vw, 2rem);
}

.project-card--wide {
  grid-column: 1 / -1;
  width: 76%;
}

.project-visual {
  position: relative;
  display: flex;
  overflow: hidden;
  aspect-ratio: 5 / 4;
  align-items: flex-end;
  padding: 1.25rem;
  background: var(--light-accent);
}

.project-card--wide .project-visual {
  aspect-ratio: 16 / 8.5;
}

.project-visual::before,
.project-visual::after {
  content: "";
  position: absolute;
  transition: transform 700ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.visual-one::before {
  width: 36%;
  height: 72%;
  top: 14%;
  left: 32%;
  background: var(--accent);
}

.visual-one::after {
  inset: 29% 18%;
  border: 1px solid var(--white);
}

.visual-two {
  background: #d9d8d0;
}

.visual-two::before {
  width: 58%;
  aspect-ratio: 1;
  top: 12%;
  left: 20%;
  border: 1px solid var(--text);
  border-radius: 50%;
}

.visual-two::after {
  width: 1px;
  height: 100%;
  top: 0;
  left: 50%;
  background: var(--text);
}

.visual-three {
  background: #c8cfeb;
}

.visual-three::before {
  inset: 0 50% 0 0;
  background: #aeb9ed;
}

.visual-three::after {
  width: 35%;
  height: 35%;
  right: 16%;
  bottom: 15%;
  background: var(--white);
}

.project-card:hover .project-visual::before {
  transform: scale(1.035) rotate(1deg);
}

.project-card:hover .project-visual::after {
  transform: translate3d(0, -5px, 0);
}

.project-visual span {
  position: relative;
  z-index: 1;
  font-size: 0.65rem;
}

.project-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--text);
  margin-top: 0.7rem;
}

.project-meta h3 {
  margin-bottom: 0;
  font-size: 0.88rem;
  font-weight: 400;
}

.project-meta span {
  color: rgba(25, 35, 45, 0.56);
  font-size: 0.68rem;
  text-transform: uppercase;
}

.capabilities {
  background: var(--text);
  color: var(--white);
}

.capabilities .section-number {
  color: rgba(250, 250, 248, 0.55);
}

.capability-list {
  border-top: 1px solid rgba(250, 250, 248, 0.3);
}

.capability {
  display: grid;
  grid-template-columns: 0.4fr 2fr 1fr;
  gap: 2rem;
  align-items: baseline;
  padding: clamp(1.75rem, 3vw, 3rem) 0;
  border-bottom: 1px solid rgba(250, 250, 248, 0.3);
  transition: color 200ms ease, padding 300ms ease;
}

.capability:hover {
  padding-right: 1rem;
  padding-left: 1rem;
  color: #b8c2ff;
}

.capability > span {
  font-size: 0.65rem;
}

.capability h3 {
  margin-bottom: 0;
  font-size: clamp(1.5rem, 3vw, 3.2rem);
  font-weight: 400;
  letter-spacing: -0.03em;
}

.capability p {
  max-width: 22rem;
  margin-bottom: 0;
  color: rgba(250, 250, 248, 0.6);
  font-size: 0.85rem;
}

.experience {
  display: grid;
  grid-template-columns: minmax(15rem, 0.9fr) minmax(20rem, 1.1fr);
  gap: clamp(3rem, 9vw, 10rem);
  align-items: center;
}

.portrait-placeholder {
  position: relative;
  display: flex;
  min-height: 35rem;
  aspect-ratio: 4 / 5;
  align-items: flex-end;
  padding: 1.25rem;
  background:
    linear-gradient(145deg, transparent 0 49.8%, rgba(25, 35, 45, 0.2) 50%, transparent 50.2%),
    var(--light-accent);
}

.portrait-placeholder::after {
  content: "";
  position: absolute;
  inset: 12%;
  border: 1px solid rgba(25, 35, 45, 0.32);
  border-radius: 50% 50% 4% 4%;
}

.portrait-placeholder span,
.caption {
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.experience-content > p:not(.section-number, .caption) {
  max-width: 31rem;
  margin-top: 3rem;
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
}

.experience-content .caption {
  margin-top: 5rem;
  margin-bottom: 0;
  color: rgba(25, 35, 45, 0.56);
}

.on-ground {
  background: var(--light-accent);
}

.ground-statement {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1.5rem;
  align-items: center;
  margin-top: clamp(6rem, 12vw, 11rem);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.statement-line {
  height: 1px;
  background: rgba(25, 35, 45, 0.45);
}

.contact {
  min-height: 88vh;
  padding-bottom: 2.5rem;
  background: var(--accent);
  color: var(--white);
}

.contact-row {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
  align-items: end;
  margin-top: clamp(5rem, 11vh, 10rem);
}

.contact h2 {
  font-size: clamp(3.4rem, 7.8vw, 8rem);
}

.contact-cta {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  padding: 1.25rem 0;
  border-top: 1px solid rgba(250, 250, 248, 0.75);
  border-bottom: 1px solid rgba(250, 250, 248, 0.75);
  transition: padding 250ms ease, color 250ms ease;
}

.contact-cta:hover {
  padding-right: 0.75rem;
  padding-left: 0.75rem;
  color: var(--text);
}

.site-footer {
  display: flex;
  justify-content: space-between;
  margin-top: clamp(8rem, 19vh, 16rem);
  padding-top: 1rem;
  border-top: 1px solid rgba(250, 250, 248, 0.5);
  font-size: 0.67rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms ease, transform 700ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 760px) {
  :root {
    --page-gutter: 1.25rem;
  }

  .site-header {
    height: 4.5rem;
  }

  .menu-toggle {
    position: relative;
    z-index: 2;
    display: flex;
    padding: 0;
    border: 0;
    align-items: center;
    gap: 0.7rem;
    background: transparent;
    font-size: 0.72rem;
  }

  .menu-icon,
  .menu-icon::after {
    display: block;
    width: 1.15rem;
    height: 1px;
    background: currentColor;
    transition: transform 200ms ease;
  }

  .menu-icon::after {
    content: "";
    transform: translateY(5px);
  }

  .menu-toggle[aria-expanded="true"] .menu-icon {
    transform: rotate(45deg);
  }

  .menu-toggle[aria-expanded="true"] .menu-icon::after {
    transform: rotate(-90deg);
  }

  .site-nav {
    position: fixed;
    inset: 0;
    display: flex;
    visibility: hidden;
    padding: 8rem 1.25rem 2rem;
    flex-direction: column;
    gap: 0;
    background: var(--background);
    opacity: 0;
    transition: opacity 220ms ease, visibility 220ms ease;
  }

  .site-nav.is-open {
    visibility: visible;
    opacity: 1;
  }

  .site-nav a {
    padding: 1rem 0;
    border-bottom: 1px solid var(--line);
    font-size: 2rem;
    letter-spacing: -0.04em;
  }

  .hero {
    min-height: 46rem;
    padding-top: 7.5rem;
  }

  .hero-layout,
  .proposition-grid,
  .ground-grid,
  .section-heading,
  .experience,
  .contact-row {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: clamp(3.55rem, 17vw, 5.6rem);
  }

  .hero-support {
    margin-top: 2.5rem;
  }

  .hero-index {
    grid-template-columns: 1fr;
    gap: 0.4rem;
    margin-top: 4.5rem;
  }

  .hero-index span:nth-child(2),
  .hero-index span:last-child {
    text-align: left;
  }

  .proposition-grid,
  .ground-grid {
    gap: 3rem;
  }

  .section-heading {
    gap: 1.4rem;
  }

  .project-grid {
    grid-template-columns: 1fr;
  }

  .project-card--wide {
    grid-column: auto;
    width: 100%;
  }

  .project-card--wide .project-visual,
  .project-visual {
    aspect-ratio: 4 / 3;
  }

  .project-meta span {
    display: none;
  }

  .capability {
    grid-template-columns: 2rem 1fr;
    gap: 1rem;
  }

  .capability p {
    grid-column: 2;
  }

  .experience {
    gap: 4rem;
  }

  .portrait-placeholder {
    min-height: 0;
  }

  .ground-statement {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }

  .contact {
    min-height: 44rem;
  }

  .contact-row {
    gap: 4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}