:root {
  color-scheme: dark;
  --paper: #f4f1ec;
  --ink: #0b0b0b;
  --muted: rgba(255, 255, 255, 0.62);
  --line: rgba(255, 255, 255, 0.17);
  --accent: #ef2b2d;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--ink);
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--ink);
  color: #fff;
  font-family: Inter, Arial, Helvetica, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

.portfolio-nav {
  position: fixed;
  z-index: 20;
  inset: 0 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 68px;
  padding: 0 clamp(1rem, 3vw, 3rem);
  border-bottom: 1px solid var(--line);
  background: rgba(5, 5, 5, 0.82);
  backdrop-filter: blur(18px);
}

.portfolio-nav a {
  width: fit-content;
  text-decoration: none;
}

.portfolio-nav-back,
.portfolio-nav-label,
.portfolio-counter {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.13em;
  line-height: 1;
  text-transform: uppercase;
}

.portfolio-nav-back {
  display: inline-flex;
  gap: 0.6rem;
  align-items: center;
}

.portfolio-nav-back::before {
  content: "←";
  font-size: 1rem;
  transition: transform 180ms ease;
}

.portfolio-nav-back:hover::before,
.portfolio-nav-back:focus-visible::before {
  transform: translateX(-0.25rem);
}

.portfolio-nav-label {
  justify-self: center;
  color: var(--muted);
}

.portfolio-counter {
  justify-self: end;
  font-variant-numeric: tabular-nums;
}

.portfolio-hero {
  position: relative;
  min-height: min(900px, 100svh);
  display: grid;
  align-items: end;
  padding: clamp(8.5rem, 16vh, 12rem) clamp(1.25rem, 6vw, 7rem) clamp(3rem, 7vw, 6rem);
  isolation: isolate;
}

.portfolio-hero::before {
  position: absolute;
  z-index: -2;
  inset: 0;
  content: "";
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.28), #070707 92%),
    var(--hero-image) center / cover no-repeat;
  filter: saturate(0.72);
  opacity: 0.44;
}

.portfolio-hero::after {
  position: absolute;
  z-index: -1;
  inset: 0;
  content: "";
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.72), transparent 60%),
    radial-gradient(circle at 82% 24%, color-mix(in srgb, var(--accent) 35%, transparent), transparent 28%);
}

.portfolio-hero-inner {
  width: min(100%, 1240px);
  margin: 0 auto;
}

.portfolio-eyebrow {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  margin: 0 0 1.35rem;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.portfolio-eyebrow::before {
  width: 2.5rem;
  height: 2px;
  content: "";
  background: var(--accent);
}

.portfolio-hero h1 {
  max-width: 1050px;
  margin: 0;
  font-size: clamp(3.25rem, 9.5vw, 9.25rem);
  font-weight: 700;
  letter-spacing: -0.075em;
  line-height: 0.84;
  text-transform: uppercase;
}

.portfolio-hero h1 span {
  display: block;
  color: transparent;
  font-weight: 500;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.56);
}

.portfolio-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(220px, 0.5fr);
  gap: clamp(2rem, 8vw, 8rem);
  align-items: end;
  max-width: 1050px;
  margin-top: clamp(2.5rem, 6vw, 5rem);
}

.portfolio-intro > p {
  max-width: 760px;
  margin: 0;
  font-size: clamp(1.05rem, 1.7vw, 1.4rem);
  line-height: 1.5;
}

.portfolio-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
  margin: 0;
}

.portfolio-meta div {
  padding-top: 0.8rem;
  border-top: 1px solid var(--line);
}

.portfolio-meta dt {
  margin-bottom: 0.35rem;
  color: var(--muted);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.portfolio-meta dd {
  margin: 0;
  font-size: 0.9rem;
}

.portfolio-spreads {
  display: grid;
  gap: clamp(0.75rem, 2.4vw, 2.5rem);
  padding: clamp(1rem, 3vw, 3rem);
  background: var(--paper);
}

.portfolio-spread {
  position: relative;
  width: min(100%, 1920px);
  aspect-ratio: 16 / 9;
  margin: 0 auto;
  overflow: hidden;
  background: #151515;
  box-shadow: 0 1.5rem 4rem rgba(0, 0, 0, 0.14);
}

.portfolio-spread::before {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(100deg, #161616 30%, #222 50%, #161616 70%);
  background-size: 260% 100%;
  animation: portfolio-loading 1.4s infinite linear;
}

.portfolio-spread.is-loaded::before {
  display: none;
}

.portfolio-spread img {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  opacity: 0;
  transition: opacity 380ms ease;
}

.portfolio-spread.is-loaded img {
  opacity: 1;
}

.portfolio-spread figcaption {
  position: absolute;
  right: 0.9rem;
  bottom: 0.75rem;
  display: none;
}

@keyframes portfolio-loading {
  from {
    background-position: 100% 0;
  }
  to {
    background-position: -100% 0;
  }
}

.portfolio-next {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: end;
  min-height: 54svh;
  padding: clamp(4rem, 9vw, 9rem) clamp(1.25rem, 6vw, 7rem);
  text-decoration: none;
  background: #080808;
}

.portfolio-next-kicker {
  display: block;
  margin-bottom: 1.2rem;
  color: var(--muted);
  font-size: 0.7rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.portfolio-next-title {
  display: block;
  max-width: 1100px;
  font-size: clamp(2.75rem, 7vw, 7.5rem);
  font-weight: 700;
  letter-spacing: -0.065em;
  line-height: 0.9;
  text-transform: uppercase;
}

.portfolio-next-arrow {
  font-size: clamp(3rem, 6vw, 6rem);
  transition: transform 180ms ease;
}

.portfolio-next:hover .portfolio-next-arrow,
.portfolio-next:focus-visible .portfolio-next-arrow {
  transform: translate(0.4rem, -0.4rem);
}

.portfolio-footer {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem clamp(1.25rem, 3vw, 3rem);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.portfolio-footer img {
  width: 74px;
  height: auto;
  filter: invert(1);
}

@media (max-width: 760px) {
  .portfolio-nav {
    grid-template-columns: 1fr auto;
    min-height: 58px;
  }

  .portfolio-nav-label {
    display: none;
  }

  .portfolio-hero {
    min-height: 92svh;
    padding-top: 7rem;
  }

  .portfolio-hero h1 {
    letter-spacing: -0.06em;
    line-height: 0.88;
  }

  .portfolio-intro {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .portfolio-spreads {
    gap: 0.55rem;
    padding: 0.55rem;
  }

  .portfolio-spread {
    box-shadow: none;
  }

  .portfolio-next {
    min-height: 46svh;
    grid-template-columns: 1fr;
  }

  .portfolio-next-arrow {
    justify-self: end;
  }

  .portfolio-footer {
    align-items: flex-end;
  }
}

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

  .portfolio-spread::before {
    animation: none;
  }

  .portfolio-spread img,
  .portfolio-nav-back::before,
  .portfolio-next-arrow {
    transition: none;
  }
}