@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
  --ink: #17201c;
  --cream: #f4f2ea;
  --lime: #d6ef76;
  --blue: #b9ddea;
  --rose: #e8b9ad;
  --sand: #d8c49e;
  --accent: var(--lime);
  --line: rgba(23, 32, 28, 0.2);
}

body[data-space='listening'] {
  --accent: var(--lime);
}

body[data-space='editing'] {
  --accent: var(--blue);
}

body[data-space='mapping'] {
  --accent: var(--rose);
}

body[data-space='distance'] {
  --accent: var(--sand);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: 'Plus Jakarta Sans', sans-serif;
  transition: background-color 0.35s ease;
}

a {
  color: inherit;
}

.site-header {
  width: min(1380px, calc(100% - 3rem));
  min-height: 88px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.wordmark {
  font-weight: 700;
  letter-spacing: -0.04em;
  text-decoration: none;
}

.site-links,
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-links a,
.footer-links a {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.78rem;
  text-decoration: none;
  text-transform: uppercase;
}

.site-links a[aria-current='page'] {
  text-decoration: underline;
  text-decoration-thickness: 0.14em;
  text-underline-offset: 0.35em;
}

.space-hero {
  width: min(1380px, calc(100% - 3rem));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  border: 1px solid var(--ink);
}

.space-hero > div {
  padding: clamp(2rem, 6vw, 6rem);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: var(--accent);
}

.eyebrow {
  margin: 0 0 1.5rem;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(3.4rem, 7.5vw, 8rem);
  line-height: 0.88;
  letter-spacing: -0.065em;
}

.space-hero img {
  width: 100%;
  min-height: 680px;
  height: 76vh;
  display: block;
  object-fit: cover;
  filter: saturate(0.78);
}

.space-selector {
  width: min(1160px, calc(100% - 3rem));
  margin: 8rem auto;
}

.selector-intro {
  max-width: 760px;
}

h2 {
  margin: 0;
  font-size: clamp(2.7rem, 6vw, 6rem);
  line-height: 0.95;
  letter-spacing: -0.055em;
}

.selector-buttons {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 3rem;
  border-top: 1px solid var(--ink);
  border-left: 1px solid var(--ink);
}

.space-button {
  min-height: 92px;
  padding: 1rem;
  border: 0;
  border-right: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  font: 600 0.85rem 'Plus Jakarta Sans', sans-serif;
}

.space-button:hover,
.space-button.active {
  background: var(--accent);
}

.recommendation {
  padding: clamp(2rem, 5vw, 4.5rem);
  border: 1px solid var(--ink);
  border-top: 0;
  background: var(--accent);
  transition: background-color 0.35s ease;
}

.recommendation > p:first-child {
  margin: 0 0 1.25rem;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.75rem;
  text-transform: uppercase;
}

.recommendation h3 {
  max-width: 900px;
  margin: 0;
  font-size: clamp(2rem, 4.5vw, 4.5rem);
  line-height: 1;
  letter-spacing: -0.045em;
}

.recommendation > p:last-child {
  max-width: 700px;
  margin: 1.5rem 0 0;
  line-height: 1.7;
}

.content {
  width: min(1160px, calc(100% - 3rem));
  margin: 0 auto 8rem;
}

.lead {
  max-width: 920px;
  margin: 0 0 6rem;
  font-size: clamp(1.35rem, 2.4vw, 2rem);
  line-height: 1.55;
}

.content section {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 2rem;
  padding: 3rem 0;
  border-top: 1px solid var(--line);
}

.content section > span {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.8rem;
}

.content section h2 {
  font-size: clamp(2rem, 4vw, 4rem);
}

.content section p {
  max-width: 760px;
  color: #4b5650;
  line-height: 1.8;
}

footer {
  width: min(1380px, calc(100% - 3rem));
  margin: 0 auto;
  padding: 2.5rem 0 3rem;
  border-top: 1px solid var(--line);
}

@media (max-width: 800px) {
  .site-header {
    padding: 1.25rem 0;
    align-items: flex-start;
    flex-direction: column;
  }

  .space-hero {
    grid-template-columns: 1fr;
  }

  .space-hero img {
    min-height: 460px;
    height: 55vh;
  }

  .selector-buttons {
    grid-template-columns: 1fr 1fr;
  }

  .content section {
    grid-template-columns: 1fr;
  }
}