:root {
  --bg: #f3f3f3;
  --ink: #555;
  --strong: #1c1c1c;
  --muted: #888;
  --line: #e0e0e0;
  --green: #99cc00;
  --measure: 1080px;
  --font: "Source Sans 3", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --display: Outfit, "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-weight: 300;
  font-size: 17px;
  line-height: 1.55;
}
.boot {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  transition: opacity 0.45s ease, visibility 0.45s ease;
}
body.is-ready .boot {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.boot-logo {
  display: flex;
  align-items: center;
  gap: 1px;
  color: var(--strong);
}
.boot-logo svg { width: 84px; height: 74px; }
.boot-logo .word {
  font-family: var(--display);
  font-weight: 700;
  font-size: 68px;
  letter-spacing: -0.06em;
  line-height: 0.85;
  padding-top: 6px;
}
img { max-width: 100%; height: auto; display: block; }
a { color: #444; text-decoration: none; }
a:hover { color: var(--green); }
button, summary { font: inherit; color: inherit; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.wrap {
  width: min(var(--measure), calc(100% - 40px));
  margin-inline: auto;
}

header.site {
  position: relative;
  padding: 28px 0 18px;
}
.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 1px;
  color: var(--strong);
  flex: none;
}
.logo:hover { color: var(--strong); }
.logo svg { width: 52px; height: 46px; display: block; }
.logo .word {
  font-family: var(--display);
  font-weight: 700;
  font-size: 42px;
  letter-spacing: -0.06em;
  line-height: 0.85;
  padding-top: 4px;
}
nav.site ul {
  display: flex;
  gap: 22px;
  list-style: none;
  margin: 0;
  padding: 0;
}
nav.site a {
  font-size: 15px;
  letter-spacing: 0.01em;
  color: #3a3a3a;
}
nav.site a[aria-current="page"] { color: var(--green); }
.menu-btn {
  display: none;
  border: 0;
  background: transparent;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 13px;
  cursor: pointer;
}

.hero, .frame, .gallery img, .card img, .person img, .logo-grid img, .panel img {
  background: #e7e7e7;
}

.slider { position: relative; }
.slides figure { display: none; margin: 0; position: relative; }
.slides figure.is-on { display: block; }
.slides figcaption {
  position: absolute;
  left: 22px;
  bottom: 16px;
  color: #fff;
  font-size: 22px;
  font-weight: 300;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.35);
}
.slides figcaption a { color: #fff; }
.slider .ctrl {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 42px;
  height: 64px;
  border: 0;
  background: transparent;
  color: #fff;
  font-size: 42px;
  line-height: 1;
  cursor: pointer;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.35);
}
.slider .prev { left: 6px; }
.slider .next { right: 6px; }
.dots {
  display: flex;
  justify-content: center;
  gap: 7px;
  margin-top: 12px;
}
.dots button {
  width: 7px;
  height: 7px;
  border: 0;
  border-radius: 99px;
  background: #c8c8c8;
  padding: 0;
  cursor: pointer;
}
.dots button[aria-current="true"] {
  width: 22px;
  background: var(--green);
}

.page { padding-bottom: 28px; }
h1, h2, h3 { font-weight: 400; color: #333; letter-spacing: 0; }
h2 { font-size: 28px; margin: 36px 0 16px; }
.prose h2:first-child { margin-top: 8px; }
.center { text-align: center; }
.prose ul { padding-left: 18px; }
.prose li { margin: 4px 0; }

.tabs { margin: 8px 0 28px; }
.tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 16px;
}
.tablist button {
  display: flex;
  align-items: center;
  gap: 8px;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  padding: 8px 0 10px;
  margin-bottom: -1px;
  cursor: pointer;
  color: #444;
}
.tablist button img { width: 28px; height: 28px; object-fit: contain; background: transparent; }
.tablist button[aria-selected="true"] {
  color: var(--green);
  border-bottom-color: var(--green);
}
.panel { display: none; }
.panel.is-on { display: block; }
.panel img + img { margin-top: 12px; }

.logo-grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px 22px;
  padding: 0;
  margin: 0 0 20px;
  align-items: center;
}
.logo-grid img { width: 100%; object-fit: contain; background: transparent; }

.filters { display: flex; gap: 28px; margin: 6px 0 22px; }
.filters details { position: relative; }
.filters summary {
  cursor: pointer;
  list-style: none;
  letter-spacing: 0.04em;
}
.filters summary::-webkit-details-marker { display: none; }
.filters summary:after { content: " ▾"; color: #aaa; font-size: 12px; }
.filters details ul {
  position: absolute;
  z-index: 3;
  left: 0;
  top: 100%;
  min-width: 180px;
  margin: 6px 0 0;
  padding: 8px 0;
  list-style: none;
  background: #fff;
  border: 1px solid var(--line);
}
.filters a, .filters button {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  border: 0;
  padding: 6px 14px;
  cursor: pointer;
}
.filters a[aria-current="true"], .filters button[aria-current="true"] { color: var(--green); }

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 34px 22px;
}
.card.full { grid-column: 1 / -1; }
.card h3 { margin: 10px 0 0; font-size: 18px; font-weight: 400; }
.card .meta { color: var(--muted); font-size: 14px; }
.card.is-hidden { display: none; }
.empty { display: none; color: var(--muted); }
.empty.is-on { display: block; }

.project-head {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 24px;
  align-items: start;
  margin: 22px 0 8px;
}
.project-head h1 { margin: 0; font-size: 28px; font-weight: 400; }
dl.meta { margin: 0; }
dl.meta div { display: grid; grid-template-columns: 11em 1fr; gap: 8px; margin: 0 0 6px; }
dl.meta dt { color: #777; }
dl.meta dd { margin: 0; color: #333; }
.gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 18px;
}
.gallery img { width: 100%; }

.people {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px 16px;
}
.person h3 { margin: 8px 0 0; font-size: 16px; font-weight: 400; text-align: center; }
.person img { width: 100%; aspect-ratio: 1; object-fit: cover; }

.principles {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px 32px;
  margin: 8px 0 10px;
}
.principles h3 { margin: 0 0 4px; font-size: 18px; font-weight: 400; color: #333; }
.principles p { margin: 0; }

.contact-photo { margin-bottom: 8px; }
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr 0.9fr;
  gap: 18px;
  margin: 18px 0 22px;
}
.contact-grid h2 { margin: 0 0 8px; font-size: 22px; }
.socials { display: flex; gap: 10px; align-items: center; }
.socials a {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
}
.socials svg { width: 22px; height: 22px; fill: #444; }
.socials a:hover svg { fill: var(--green); }
.map { margin: 0 0 10px; }
.map iframe { width: 100%; height: 420px; border: 0; background: #e7e7e7; }

.site-foot {
  padding: 36px 0 48px;
  font-size: 14px;
  line-height: 1.7;
}
.site-foot a { border-bottom: 1px dotted #444; }

@media (max-width: 800px) {
  .wrap { width: min(var(--measure), calc(100% - 28px)); }
  .logo svg { width: 42px; height: 38px; }
  .logo .word { font-size: 32px; }
  .menu-btn { display: block; }
  nav.site {
    display: none;
    position: absolute;
    z-index: 5;
    left: 0;
    right: 0;
    top: 100%;
    background: var(--bg);
    border-top: 1px solid var(--line);
    padding: 8px 20px 16px;
  }
  nav.site.is-open { display: block; }
  nav.site ul { flex-direction: column; gap: 12px; }
  .grid, .gallery, .people, .principles, .contact-grid, .logo-grid, .project-head {
    grid-template-columns: 1fr 1fr;
  }
  .card.full, .project-head, .contact-grid { grid-column: auto; grid-template-columns: 1fr; }
  .people { grid-template-columns: 1fr 1fr; }
  .logo-grid { grid-template-columns: repeat(3, 1fr); }
  .slides figcaption { font-size: 16px; left: 12px; bottom: 10px; }
  dl.meta div { grid-template-columns: 1fr; gap: 0; }
}
@media (max-width: 520px) {
  .grid, .gallery { grid-template-columns: 1fr; }
}