:root {
  --ink: #0b0b0a;
  --paper: #f2f0e8;
  --acid: #b8ff20;
  --muted: #8a897f;
  --line: rgba(11, 11, 10, 0.2);
  --pad: clamp(1.25rem, 4vw, 4.5rem);
  --display: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --body: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  -webkit-font-smoothing: antialiased;
}

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

.skip-link {
  position: fixed;
  left: 1rem;
  top: 1rem;
  z-index: 100;
  padding: 0.75rem 1rem;
  background: var(--acid);
  transform: translateY(-200%);
}

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

.site-header {
  position: absolute;
  inset: 0 0 auto;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.8rem var(--pad);
}

.site-header {
  color: var(--paper);
}

.brand {
  font-family: var(--display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.05em;
}

.brand span {
  color: var(--acid);
}

nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.8vw, 2.75rem);
  font-size: 0.78rem;
}

nav a:not(.nav-contact) {
  transition: opacity 180ms ease;
}

nav a:not(.nav-contact):hover {
  opacity: 0.45;
}

.nav-contact {
  padding: 0.7rem 1rem;
  background: var(--ink);
  color: var(--paper);
  transition: background 180ms ease, color 180ms ease;
}

.nav-contact:hover {
  background: var(--acid);
  color: var(--ink);
}

.hero {
  position: relative;
  display: flex;
  min-height: 100svh;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  padding: 9rem var(--pad) 4rem;
  background: var(--ink);
  color: var(--paper);
}

.hero::after {
  content: "";
  position: absolute;
  right: var(--pad);
  bottom: 0;
  width: clamp(0.65rem, 1.1vw, 1.25rem);
  height: 42%;
  background: var(--acid);
  pointer-events: none;
}

.eyebrow,
.section-number {
  margin: 0 0 1.6rem;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  font-family: var(--display);
  font-weight: 500;
  letter-spacing: -0.07em;
  line-height: 0.91;
}

h1 {
  position: relative;
  z-index: 1;
  max-width: 8ch;
  font-size: clamp(4.5rem, 11.5vw, 12.5rem);
}

em {
  color: var(--acid);
  font-style: normal;
}

.hero-line {
  margin: 2.25rem 0 0;
  color: #8f8f88;
  font-size: clamp(0.8rem, 1.15vw, 1rem);
  letter-spacing: 0.04em;
}

.scroll-cue {
  position: absolute;
  bottom: 2.5rem;
  display: flex;
  align-items: center;
  gap: 0.9rem;
  font-size: 0.75rem;
}

.scroll-cue span {
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  border: 1px solid rgba(242, 240, 232, 0.3);
  border-radius: 50%;
}

.section {
  padding: clamp(6rem, 12vw, 12rem) var(--pad);
}

.work {
  background: var(--ink);
  color: var(--paper);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(8rem, 25%) 1fr;
  margin-bottom: clamp(5rem, 10vw, 10rem);
}

.section-heading .section-number {
  color: #6f6f68;
}

.section-subtitle {
  margin: 1rem 0 0;
  color: #77776f;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h2 {
  font-size: clamp(3rem, 7vw, 7.8rem);
}

.project-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(5rem, 10vw, 10rem);
  margin-left: 25%;
}

.project-card {
  display: block;
}

.project-meta {
  display: grid;
  grid-template-columns: 2.5rem 1fr auto;
  align-items: baseline;
  gap: 0.75rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid rgba(242, 240, 232, 0.26);
}

.project-meta p {
  margin: 0;
  font-size: 0.72rem;
  color: #8f8f88;
}

.project-meta h3 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.25rem, 2.3vw, 2.4rem);
  font-weight: 400;
  letter-spacing: -0.045em;
}

.project-meta p:last-child {
  text-align: right;
}

.project-meta span {
  margin-left: 0.35rem;
  color: var(--acid);
}

.slideshow {
  position: relative;
  width: 74%;
  aspect-ratio: 16 / 9;
  margin-top: 1rem;
  overflow: hidden;
  background: #171716;
}

.slideshow img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.78);
  opacity: 0;
  transform: scale(1.015);
  transition: opacity 900ms ease, transform 4.2s ease, filter 250ms ease;
}

.slideshow:not(.is-ready) img:first-child,
.slideshow img.is-active {
  opacity: 1;
  transform: scale(1);
}

.slideshow:hover img.is-active {
  filter: saturate(1);
}

.references {
  min-height: 100vh;
}

.reference-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 0 0 0 25%;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.reference-grid li {
  padding: 1.65rem 0;
  border-bottom: 1px solid var(--line);
  font-family: var(--display);
  font-size: clamp(1.1rem, 2vw, 2rem);
  letter-spacing: -0.04em;
}

.contact {
  background: var(--ink);
  color: var(--paper);
}

.contact h2 {
  max-width: 11ch;
  font-size: clamp(3.6rem, 9vw, 10rem);
}

.contact-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: clamp(5rem, 10vw, 10rem);
  padding: 1.5rem 0;
  border-top: 1px solid rgba(242, 240, 232, 0.3);
  border-bottom: 1px solid rgba(242, 240, 232, 0.3);
  font-size: clamp(1rem, 2vw, 2rem);
  transition: color 180ms ease;
}

.contact-link:hover {
  color: var(--acid);
}

.contact-link span:last-child {
  font-size: 1.5em;
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
  width: 52%;
  max-width: 42rem;
  margin-top: clamp(3rem, 6vw, 5rem);
}

.form-trap {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-field {
  display: grid;
  gap: 0.7rem;
}

.form-field label {
  color: #8f8f88;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.form-field input,
.form-field textarea {
  width: 100%;
  border: 0;
  border-bottom: 1px solid rgba(242, 240, 232, 0.3);
  border-radius: 0;
  padding: 0.45rem 0 0.75rem;
  outline: 0;
  background: transparent;
  color: var(--paper);
  font: inherit;
  resize: vertical;
  transition: border-color 180ms ease;
}

.form-field input:focus,
.form-field textarea:focus {
  border-color: var(--acid);
}

.form-message,
.form-actions {
  grid-column: 1 / -1;
}

.form-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.form-actions p {
  margin: 0;
  color: #8f8f88;
  font-size: 0.68rem;
}

.form-actions button {
  border: 0;
  padding: 0.8rem 1rem;
  background: var(--acid);
  color: var(--ink);
  font: inherit;
  font-size: 0.78rem;
  cursor: pointer;
  transition: background 180ms ease, color 180ms ease;
}

.form-actions button:hover {
  background: var(--paper);
}

.form-actions button:disabled {
  cursor: wait;
  opacity: 0.55;
}

.form-actions p.is-success {
  color: var(--acid);
}

.form-actions p.is-error {
  color: #ff8a70;
}

.legal {
  background: var(--paper);
  color: var(--ink);
}

.legal-heading {
  margin-bottom: clamp(4rem, 8vw, 7rem);
}

.legal-heading h2 {
  font-size: clamp(3rem, 6vw, 6.5rem);
}

.legal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(3rem, 6vw, 6rem) clamp(2rem, 7vw, 8rem);
  margin-left: 25%;
}

.legal-block {
  border-top: 1px solid var(--line);
  padding-top: 1.25rem;
}

.legal-block h3 {
  margin: 0 0 1.4rem;
  font-family: var(--display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.legal-block p {
  margin: 0 0 1.4rem;
  color: #5f5e57;
  font-size: clamp(0.9rem, 1.25vw, 1.08rem);
  line-height: 1.7;
}

.legal-block a {
  border-bottom: 1px solid var(--line);
}

.legal-block a:hover {
  border-color: var(--ink);
}

.legal-note {
  grid-column: 1 / -1;
  max-width: 65rem;
}

footer {
  display: grid;
  grid-template-columns: 1fr auto auto auto;
  gap: 2rem;
  align-items: center;
  padding: 2.25rem var(--pad);
  background: var(--ink);
  color: var(--paper);
  border-top: 1px solid rgba(242, 240, 232, 0.16);
  font-size: 0.7rem;
}

footer p {
  margin: 0;
}

.footer-links {
  display: flex;
  gap: clamp(1rem, 2.5vw, 2.5rem);
}

.footer-links a {
  transition: color 180ms ease;
}

.footer-links a:hover {
  color: var(--acid);
}

@media (max-width: 720px) {
  nav a:not(.nav-contact) {
    display: none;
  }

  .hero {
    min-height: 92svh;
  }

  .hero::after {
    right: var(--pad);
    bottom: 0;
    height: 28%;
  }

  .section-heading {
    display: block;
  }

  .project-grid,
  .reference-grid {
    margin-left: 0;
  }

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

  .project-meta {
    grid-template-columns: 2.2rem 1fr auto;
  }

  .slideshow {
    width: 100%;
    aspect-ratio: 4 / 3;
  }

  .contact-form {
    grid-template-columns: 1fr;
    width: 100%;
  }

  .form-field,
  .form-message,
  .form-actions {
    grid-column: 1;
  }

  .form-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .form-actions button {
    width: 100%;
  }

  .reference-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .reference-grid li:nth-child(odd) {
    padding-right: 0.75rem;
  }

  .legal-grid {
    grid-template-columns: 1fr;
    margin-left: 0;
  }

  .legal-note {
    grid-column: auto;
  }

  footer {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  footer .footer-brand {
    grid-column: 1 / -1;
  }

  .footer-links {
    grid-column: 1 / -1;
    flex-wrap: wrap;
  }

  .footer-copyright {
    text-align: right;
  }
}

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

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