@import url('https://fonts.googleapis.com/css2?family=Inconsolata:wght@300;400;700&display=swap');

:root {
  --bg: #ede8de;
  --paper: #f6f4ef;
  --text: #2c2826;
  --accent: #c4622d;
  --line: #2c2826;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inconsolata", monospace;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

a {
  color: inherit;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 20;
  background: var(--bg);
  border-bottom: 2px solid var(--line);
  transition: transform 180ms ease;
}

.site-header--hidden {
  transform: translateY(-100%);
}

.header-inner {
  padding: 1rem 0;
}

.brand {
  display: inline-flex;
  gap: 0.75rem;
  align-items: center;
  text-decoration: none;
}

.brand-logo {
  display: inline-block;
  width: 46px;
  height: 46px;
  flex: 0 0 46px;
  background: center / contain no-repeat url("images/subter_logo_transparent.png");
}

.site-header:hover .brand-logo,
.brand:hover .brand-logo,
.brand:focus-visible .brand-logo {
  background-image: url("images/logo_stencil_pencil_2C2826.png");
}

.brand h1 {
  margin: 0;
  font-size: 1.55rem;
  line-height: 1;
}

.brand p {
  margin: 0.2rem 0 0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.65rem;
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero .container {
  position: relative;
  z-index: 2;
  max-width: 860px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  opacity: 0.2;
  pointer-events: none;
}

.hero-bg svg {
  width: 100%;
  height: 100%;
  display: block;
}

.hero h2 {
  margin: 0;
  font-size: clamp(4rem, 12vw, 7.6rem);
  line-height: 0.9;
  letter-spacing: -0.03em;
}

.hero-line {
  margin: 2rem auto 1rem;
  max-width: 900px;
  font-size: clamp(1.45rem, 2.4vw, 2.8rem);
}

.hero-subline {
  margin: 0 auto;
  max-width: 760px;
  font-size: clamp(0.95rem, 1.4vw, 1.9rem);
  opacity: 0.75;
}

.hero-scroll {
  margin-top: 0.9rem;
  display: grid;
  justify-items: center;
  gap: 0.1rem;
  text-transform: uppercase;
}

.hero-scroll span {
  font-size: 0.72rem;
  opacity: 0.62;
  letter-spacing: 0.08em;
}

.hero-scroll .arrow {
  font-size: 1.8rem;
  line-height: 1;
  opacity: 0.9;
}

.hero-scroll-lines {
  display: flex;
  gap: 0.8rem;
}

.hero-scroll-lines i {
  width: 4.3rem;
  height: 2px;
  background: var(--accent);
  opacity: 0.8;
  display: block;
}

.section {
  padding: 5.5rem 0;
}

.section--border {
  border-top: 2px solid var(--line);
}

.split {
  display: grid;
  gap: 3rem;
  grid-template-columns: 1fr 1fr;
}

.split h3,
.section h3,
.project-header h2 {
  margin: 0;
  font-size: clamp(2.25rem, 6vw, 5rem);
  line-height: 1;
}

.line {
  width: 150px;
  height: 3px;
  margin-top: 1.2rem;
  background: var(--accent);
}

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

.card {
  display: grid;
  text-decoration: none;
  border: 2px solid var(--line);
  background: var(--paper);
  overflow: hidden;
}

.card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.card-content {
  padding: 1.25rem;
}

.card .index {
  color: var(--accent);
  opacity: 0.7;
  font-size: 2.2rem;
  font-weight: 700;
}

.card h4 {
  margin: 0.25rem 0 0;
  font-size: 1.8rem;
}

.card p {
  margin: 0.5rem 0 0;
}

.card--accent-blue:hover {
  background: #47a6e9;
  color: var(--paper);
}

.card--accent-indigo:hover {
  background: #1d0180;
  color: var(--paper);
}

.project {
  padding-top: 4.8rem;
}

.project-hero {
  padding: 0;
  border-bottom: 2px solid var(--line);
  transition: background-color 220ms ease, color 220ms ease;
  overflow: hidden;
  position: relative;
  isolation: isolate;
}

.project-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--hero-color);
  opacity: 0;
  transition: opacity 220ms ease;
  z-index: 0;
}

.project-hero .container {
  width: min(1280px, 96vw);
}

.project-hero--timothy {
  --hero-color: #47a6e9;
}

.project-hero--heyyo {
  --hero-color: #1d0180;
}

.project-hero-inner {
  display: grid;
  grid-template-columns: minmax(320px, 46%) 1fr;
  gap: 3.2rem;
  align-items: stretch;
  position: relative;
  z-index: 1;
}

.project-hero-media {
  padding: 2.6rem 0;
  min-height: 320px;
  display: block;
  position: relative;
}

.project-hero-media::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  right: 0;
  left: calc((100vw - min(1280px, 96vw)) / -2);
  background: var(--hero-color);
  z-index: 0;
}

.project-hero-media img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2.6rem 2rem 2.6rem 0;
}

.project-hero .status {
  background: var(--accent);
  color: var(--paper);
}

.project-hero:hover {
  color: var(--paper);
}

.project-hero:hover .project-title,
.project-hero:hover .project-hero-copy p {
  color: var(--paper);
}

.project-hero:hover .project-number {
  color: var(--paper);
  opacity: 0.92;
}

.project-hero:hover .status {
  background: transparent;
  color: var(--paper);
  border-color: var(--paper);
}

.project-hero:hover::before {
  opacity: 1;
}

.project-number {
  margin: 0;
  color: var(--accent);
  font-size: 4rem;
  line-height: 1;
  opacity: 0.7;
}

.project-title {
  margin: 0.5rem 0 1rem;
  font-size: clamp(2.4rem, 8vw, 6rem);
  line-height: 0.95;
}

.status {
  display: inline-block;
  padding: 0.4rem 0.75rem;
  border: 2px solid var(--line);
  background: var(--accent);
  color: var(--paper);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.project-grid {
  padding: 3rem 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem 2rem;
}

.project-grid img {
  width: 100%;
  border: 2px solid var(--line);
}

.copy-block {
  border-left: 4px solid var(--line);
  padding-left: 1rem;
}

.copy-block h3 {
  margin: 0 0 0.5rem;
  font-size: 1.7rem;
}

.site-footer {
  padding: 2.5rem 0;
  border-top: 2px solid var(--line);
  margin-top: 2rem;
}

.site-footer p {
  margin: 0.35rem 0;
}

.muted {
  opacity: 0.65;
}

@media (max-width: 900px) {
  .split,
  .cards,
  .project-grid {
    grid-template-columns: 1fr;
  }

  .project-hero-inner {
    grid-template-columns: 1fr;
    gap: 1.2rem;
  }

  .project-hero .container {
    width: min(1120px, 92vw);
  }

  .project-hero-media {
    min-height: 0;
    padding: 1.5rem 0 0;
  }

  .project-hero-copy {
    padding: 0.6rem 0 1.8rem;
  }
}