:root {
  --paper: #F7F5F0;
  --ink: #111111;
  --secondary: #777777;
  --accent: #FD631C;
  --transition: 0.4s ease;
}

:root[data-theme="dark"] {
  --paper: #111111;
  --ink: #F7F5F0;
  --secondary: #8F8B84;
}

:root[data-theme="dark"] .brand-symbol,
:root[data-theme="dark"] .splash-logo {
  filter: invert(1) hue-rotate(180deg);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: 'Geist', system-ui, sans-serif;
  font-weight: 400;
  transition: background-color var(--transition), color var(--transition);
  min-height: 100vh;
}

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

.label {
  font-family: 'Geist Mono', monospace;
  font-weight: 400;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.display {
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.1;
  text-transform: lowercase;
}

.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  padding: 1.25rem 1.5rem;
  z-index: 10;
}
.brand { display: inline-flex; align-items: center; gap: 0.6rem; }
.brand-symbol { height: 1.1rem; width: auto; display: block; }
.crumbs { display: flex; align-items: center; gap: 0.6rem; min-width: 0; }
.crumb-sep { opacity: 0.35; }
.crumbs a:not(.brand) { opacity: 0.6; transition: opacity 0.2s; }
.crumbs a:not(.brand):hover { opacity: 1; }
.crumb-current {
  opacity: 0.5;
  max-width: 26ch;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.filters { display: flex; gap: 1.25rem; }
.header-actions { display: flex; align-items: center; gap: 1.25rem; }
.header-actions button {
  background: none;
  border: 0;
  cursor: pointer;
  font: inherit;
  color: inherit;
  padding: 0;
  opacity: 0.6;
  transition: opacity 0.2s;
}
.header-actions button:hover { opacity: 1; }
.filters a { opacity: 0.45; transition: opacity 0.2s; }
.filters a:hover, .filters a.current-filter { opacity: 1; }

main { padding: 40vh 1.5rem 20vh; }

.index { list-style: none; max-width: 60rem; margin: 0 auto; }

.index-item a {
  display: inline-block;
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  padding: 0.35rem 0;
  opacity: 1;
  transition: opacity 0.25s;
}

body.hovering .index-item a { opacity: 0.35; }
body.hovering .index-item a:hover,
body.hovering .index-item a:focus-visible { opacity: 1; }

.index-item a:hover,
.index-item a:focus-visible {
  text-decoration: underline;
  text-decoration-thickness: 1.5px;
  text-underline-offset: 0.18em;
}

.index-thumb {
  display: inline-block;
  width: 72px;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: grayscale(1);
  margin-right: 0.75rem;
  vertical-align: middle;
}

.index-item.hidden { display: none; }

#hover-image, #hover-video {
  position: fixed;
  top: 0; left: 0;
  width: min(24vw, 20rem);
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: grayscale(1);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.25s;
  z-index: 5;
}
body.hovering #hover-image.active, body.hovering #hover-video.active { opacity: 1; }

#hover-glow {
  position: fixed;
  top: 0; left: 0;
  width: 70vmin; height: 70vmin;
  margin: -35vmin 0 0 -35vmin;
  border-radius: 50%;
  background: var(--accent);
  filter: blur(90px);
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
  z-index: 1;
}
body.hovering #hover-glow { opacity: 0.85; }

#noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='2'/><feColorMatrix type='saturate' values='0'/><feComponentTransfer><feFuncA type='linear' slope='0.07'/></feComponentTransfer></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

main { position: relative; z-index: 3; }

#splash {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 1.5rem;
  background: var(--paper);
  z-index: 20;
  cursor: pointer;
  transition: opacity 0.6s ease;
}
.splash-logo { width: min(60vw, 28rem); height: auto; }
.splash-subline { color: var(--secondary); }
#splash.leaving { opacity: 0; pointer-events: none; }
#splash.instant { transition: none; }

#information {
  position: fixed;
  inset: 0;
  background: var(--ink);
  color: var(--paper);
  z-index: 15;
  display: grid;
  place-items: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}
#information.open { opacity: 1; pointer-events: auto; }
#information .contato {
  display: flex;
  align-items: center;
  gap: 4rem;
  flex-wrap: wrap;
  justify-content: center;
}
.contato-foto {
  width: min(30vw, 16rem);
  aspect-ratio: 3 / 4;
  object-fit: cover;
  display: block;
}
.contato-links { list-style: none; display: grid; gap: 0.5rem; }
.contato-links a {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  transition: opacity 0.25s;
}
.contato-links:hover a { opacity: 0.35; }
.contato-links:hover a:hover { opacity: 1; }
#info-close { position: absolute; top: 1.25rem; right: 1.5rem; }

.project { max-width: 72rem; margin: 0 auto; padding: 10vh 1.5rem 4vh; }
.project-number { color: var(--secondary); }

.project-caption {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 2rem;
  margin-top: 1.5rem;
}
.caption-info {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  min-width: 0;
}
.caption-title {
  font-size: 0.95rem;
  font-weight: 500;
  text-transform: lowercase;
  white-space: nowrap;
}
.caption-context {
  color: var(--secondary);
  font-size: 0.9rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.album-stage { position: relative; height: 72vh; }
.album-item {
  position: absolute;
  inset: 0;
  margin: auto;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 100%;
  opacity: 0;
  transform: translateX(14px);
  transition: opacity 0.35s ease, transform 0.35s ease;
  pointer-events: none;
}
.album-item.current { opacity: 1; transform: none; pointer-events: auto; }
.album-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-shrink: 0;
}
.album-nav button {
  background: none;
  border: 0;
  cursor: pointer;
  font: inherit;
  color: inherit;
  opacity: 0.6;
  transition: opacity 0.2s;
}
.album-nav button:hover { opacity: 1; }
.album-counter { color: var(--secondary); }

@media (max-width: 760px) {
  .header { flex-wrap: wrap; }
  .filters { order: 3; width: 100%; flex-wrap: wrap; gap: 0.75rem; }
  #hover-image, #hover-video, #hover-glow { display: none; }
  .index-item a { font-size: clamp(1.35rem, 6vw, 1.9rem); }
  body.hovering .index-item a { opacity: 1; }
  .album-stage { height: 52vh; }
  .crumb-current { max-width: 14ch; }
  .project-caption { flex-wrap: wrap; }
  .caption-info { flex-wrap: wrap; }
  .caption-context { white-space: normal; }
}