:root {
  --black: #000;
  --white: #fff;
  --space-page: clamp(20px, 4vw, 64px);
  --space-section: clamp(72px, 12vw, 168px);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--white);
  color: var(--black);
  font-family: Helvetica, "Helvetica Neue", Arial, sans-serif;
  font-size: 15px;
  font-weight: 400;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--white);
  color: var(--black);
  font-family: Helvetica, "Helvetica Neue", Arial, sans-serif;
}

img {
  display: block;
  max-width: 100%;
}

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

.site-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 32px;
  padding: 30px var(--space-page) 0;
}

.menu-toggle {
  display: none;
}

.site-title {
  display: block;
  font-size: 13px;
  font-weight: 400;
  line-height: 1.15;
  width: 160px;
  max-width: 36vw;
  text-transform: uppercase;
}

.site-title img {
  width: 100%;
  height: auto;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: clamp(18px, 3vw, 38px);
}

.site-nav a,
.project-nav a {
  font-size: 13px;
  line-height: 1.2;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition: opacity 180ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.project-nav a:hover,
.project-nav a:focus-visible,
.contact-details a:hover,
.contact-details a:focus-visible {
  opacity: 0.46;
}

@media (max-width: 767px) {
  .site-header {
    display: grid;
    grid-template-columns: 1fr 28px;
    gap: 24px;
    position: relative;
  }

  .menu-toggle {
    display: grid;
    align-content: center;
    justify-self: end;
    order: 2;
    gap: 6px;
    width: 28px;
    height: 20px;
    margin: 0;
    padding: 0;
    background: transparent;
    border: 0;
    color: var(--black);
    cursor: pointer;
  }

  .menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: currentColor;
  }

  .site-title {
    justify-self: start;
    order: 1;
  }

  .site-nav {
    grid-column: 1 / -1;
    display: grid;
    gap: 22px;
    justify-content: start;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    padding-top: 0;
    pointer-events: none;
    transition: opacity 180ms ease, max-height 180ms ease, padding-top 180ms ease;
  }

  .site-header.is-menu-open .site-nav {
    max-height: 180px;
    opacity: 1;
    padding-top: 34px;
    pointer-events: auto;
  }

  h1 {
    font-size: 32px;
  }
}

.is-active {
  font-weight: 400;
}

.projects-page {
  padding: clamp(72px, 10vw, 136px) var(--space-page) var(--space-section);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(160px, 1fr));
  column-gap: clamp(42px, 5vw, 92px);
  row-gap: clamp(72px, 8vw, 132px);
  align-items: start;
}

.project-card {
  position: relative;
  grid-column: span 1;
  overflow: hidden;
  background: var(--black);
}

.project-card-large {
  grid-column: span 1;
}

.project-card-tall {
  grid-column: span 1;
  margin-top: 0;
}

.project-card-wide {
  grid-column: span 1;
  margin-top: 0;
}

.project-card img {
  width: 100%;
  height: auto;
  object-fit: cover;
  opacity: 1;
  transition: opacity 220ms ease, transform 420ms ease;
}

.project-card-tall img {
  height: auto;
}

.project-card-wide img {
  height: auto;
}

.project-card:nth-child(2),
.project-card:nth-child(6),
.project-card:nth-child(8),
.project-card:nth-child(11) {
  margin-top: clamp(28px, 4vw, 72px);
}

.project-card:nth-child(3),
.project-card:nth-child(9) {
  margin-top: clamp(-34px, -2vw, -18px);
}

.project-card:nth-child(5),
.project-card:nth-child(10) {
  margin-top: clamp(16px, 3vw, 52px);
}

.project-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 6px;
  padding: clamp(18px, 2.4vw, 32px);
  color: var(--white);
  opacity: 0;
  transition: opacity 200ms ease;
}

.project-overlay span:first-child {
  font-size: 18px;
  line-height: 1;
}

.project-overlay span:last-child {
  font-size: 11px;
  letter-spacing: 0.12em;
  line-height: 1.3;
  text-transform: uppercase;
}

.project-card:hover img,
.project-card:focus-visible img {
  opacity: 0.55;
  transform: scale(1.015);
}

.project-card:hover .project-overlay,
.project-card:focus-visible .project-overlay {
  opacity: 1;
}

.project-page,
.studio-page,
.contact-page {
  padding: clamp(88px, 12vw, 180px) var(--space-page) var(--space-section);
}

.project-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 42vw);
  gap: clamp(36px, 7vw, 112px);
  align-items: start;
  margin-bottom: clamp(72px, 12vw, 164px);
}

h1 {
  margin: 0;
  max-width: 850px;
  font-size: 48px;
  font-weight: 400;
  line-height: 0.95;
}

h2 {
  margin: 0 0 22px;
  font-size: 15px;
  font-weight: 400;
  letter-spacing: 0.12em;
  line-height: 1.2;
  opacity: 0.8;
  text-transform: uppercase;
}

p {
  margin: 0;
  font-size: 15px;
  line-height: 1.45;
}

.project-meta {
  display: grid;
  gap: 22px;
  margin: 0;
}

.project-description {
  grid-column: 2;
  max-width: 560px;
  margin-top: clamp(24px, 4vw, 52px);
}

.project-meta div {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 22px;
}

dt {
  font-size: 15px;
  letter-spacing: 0.14em;
  line-height: 1.4;
  text-transform: uppercase;
}

dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.2;
}

.project-images {
  display: grid;
  gap: clamp(48px, 5vw, 64px);
  width: 42vw;
  max-width: 100%;
  margin: 0 0 0 auto;
}

.project-images img {
  width: 100%;
  height: auto;
  margin: 0;
}

.project-images-compact img {
  width: 70%;
  margin-left: 0;
}

.project-nav {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding-top: clamp(72px, 11vw, 148px);
}

.studio-layout {
  display: grid;
  grid-template-columns: minmax(220px, 31vw) minmax(280px, 580px);
  gap: clamp(48px, 9vw, 148px);
  align-items: start;
}

.portrait {
  margin: 0;
}

.portrait img {
  width: 100%;
  height: auto;
}

.portrait figcaption {
  margin-top: 16px;
  font-size: 15px;
  line-height: 1.45;
  opacity: 0.8;
}

.studio-copy {
  max-width: 580px;
  padding-top: 0;
}

.studio-copy > p {
  font-size: 15px;
  line-height: 1.45;
  max-width: 580px;
}

.text-section {
  margin-top: clamp(70px, 9vw, 118px);
}

.studio-copy > .text-section + .text-section {
  margin-top: clamp(64px, 8vw, 104px);
}

.text-section p,
.text-section li,
.contact-details p {
  font-size: 15px;
  line-height: 1.45;
}

ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 46vw);
  gap: clamp(48px, 9vw, 148px);
  align-items: start;
}

.contact-details {
  display: grid;
  gap: 12px;
  padding-top: clamp(18px, 4vw, 74px);
}

.contact-details a {
  transition: opacity 180ms ease;
}

.site-footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
  padding: 0 var(--space-page) 30px;
}

.footer-credentials {
  display: flex;
  align-items: flex-end;
  gap: 22px;
}

.site-footer p {
  font-size: 15px;
  letter-spacing: 0.08em;
  line-height: 1.5;
  text-transform: uppercase;
}

.footer-credentials img {
  width: 60px;
  height: auto;
  filter: brightness(0);
}

.footer-instagram {
  flex: 0 0 auto;
  font-size: 13px;
  letter-spacing: 0.14em;
  line-height: 1.2;
  text-transform: uppercase;
  transition: opacity 180ms ease;
}

.footer-instagram:hover,
.footer-instagram:focus-visible {
  opacity: 0.46;
}

@media (max-width: 860px) {
  .site-header {
    align-items: flex-start;
  }

  .project-grid,
  .studio-layout,
  .contact-layout {
    grid-template-columns: 1fr;
  }

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

  .project-description {
    grid-column: auto;
  }

  .project-images {
    width: 100%;
  }

  .project-card,
  .project-card-large,
  .project-card-tall,
  .project-card-wide {
    grid-column: auto;
    margin-top: 0;
  }

  .project-card:nth-child(n) {
    margin-top: 0;
  }

  .project-card img,
  .project-card-tall img,
  .project-card-wide img {
    width: 100%;
    height: clamp(260px, 68vw, 420px);
    object-fit: cover;
  }

  .project-overlay {
    opacity: 1;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.52), rgba(0, 0, 0, 0));
  }

  .studio-copy {
    padding-top: 0;
  }
}

@media (max-width: 560px) {
  .site-nav {
    justify-content: flex-start;
  }

  .project-meta div {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-credentials {
    align-items: flex-start;
    flex-direction: column-reverse;
  }
}