/* ABOUTME: Gives Topolis an illustrated field-guide layout across phone, tablet, and desktop screens. */
/* ABOUTME: Shares project layouts and local assets across games and services without a JavaScript dependency. */
@font-face {
  font-family: Barlow;
  src: url("assets/fonts/barlow-latin-400-normal.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: Barlow;
  src: url("assets/fonts/barlow-latin-600-normal.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Barlow Condensed";
  src: url("assets/fonts/barlow-condensed-latin-600-normal.woff2")
    format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

:root {
  color-scheme: dark;
  --ink: #111615;
  --paper: #bebaaa;
  --paper-light: #f5f1e6;
  --muted: #b4b8aa;
  --orange: #e69b63;
  --rust: #75321e;
  --line: #38403b;
  --paper-line: #929583;
  --display: "Barlow Condensed", "Arial Narrow", sans-serif;
  --mono: "Courier New", monospace;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 1.5rem;
}
body {
  margin: 0;
  background: var(--ink);
  color: var(--paper-light);
  font:
    400 1.0625rem/1.55 Barlow,
    system-ui,
    sans-serif;
}
img,
svg {
  display: block;
  max-width: 100%;
}
img {
  height: auto;
}
figure,
p,
h1,
h2,
h3,
h4 {
  margin: 0;
}
a {
  color: inherit;
  text-underline-offset: 0.22em;
}
button,
a {
  -webkit-tap-highlight-color: transparent;
}
a:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 6px;
}
::selection {
  background: var(--orange);
  color: var(--ink);
}
.wrap {
  width: min(1200px, calc(100% - 6rem));
  margin-inline: auto;
}
.skip-link {
  position: absolute;
  z-index: 10;
  top: 1rem;
  left: 1rem;
  padding: 0.7rem 1rem;
  background: var(--paper);
  color: var(--ink);
  transform: translateY(-180%);
}
.skip-link:focus {
  transform: translateY(0);
}
.eyebrow {
  font: 400 0.72rem/1.6 var(--mono);
  letter-spacing: 0.09em;
  text-transform: uppercase;
}
h2 {
  font: 600 clamp(2.9rem, 4.8vw, 4.25rem)/1.04 var(--display);
  letter-spacing: -0.018em;
}
h2 em {
  font:
    italic 0.82em/1.15 Georgia,
    "Times New Roman",
    serif;
  letter-spacing: -0.04em;
}

.masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  min-height: 100px;
  border-bottom: 1px solid var(--line);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  font: 600 1.8rem/1 var(--display);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.brand-mark {
  width: 36px;
  height: 36px;
  fill: var(--paper);
}
.brand-orbit {
  fill: none;
  stroke: var(--orange);
  stroke-width: 1.2;
}
.main-nav {
  display: flex;
  gap: clamp(1.5rem, 3vw, 3rem);
  align-items: center;
}
.main-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 0.9rem;
  text-decoration: none;
}
.main-nav a:hover {
  color: var(--orange);
}
.github-nav {
  color: var(--muted);
}
.github-nav span {
  margin-left: 0.3rem;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: 1.02fr 1fr;
  align-items: center;
  min-height: 660px;
  padding-block: 4rem 3.5rem;
}
.hero-copy {
  position: relative;
  z-index: 2;
  padding-block: 1rem;
}
.hero-copy .eyebrow {
  color: var(--orange);
  display: flex;
  align-items: center;
  gap: 0.65rem;
}
.small-cross {
  font-size: 1.2rem;
}
h1 {
  font: 600 clamp(4.3rem, 7.2vw, 6.5rem)/0.97 var(--display);
  letter-spacing: -0.022em;
  margin: 1.8rem -5rem 1.8rem 0;
}
h1 em {
  font:
    italic 0.83em/1.14 Georgia,
    "Times New Roman",
    serif;
  letter-spacing: -0.06em;
}
.hero-intro {
  max-width: 345px;
  font-size: 1.13rem;
  color: #bec2b7;
}
.hero-link {
  margin-top: 2.1rem;
  display: inline-flex;
  gap: 3.5rem;
  align-items: center;
  border-bottom: 1px solid var(--orange);
  padding-bottom: 0.65rem;
  color: var(--paper-light);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
}
.hero-link span {
  color: var(--orange);
  font-size: 1.6rem;
  line-height: 1;
}
.hero-link:hover {
  color: var(--orange);
}
.hero-art {
  position: relative;
  width: calc(100% + 1rem);
  margin-left: -1rem;
}
.hero-art img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  clip-path: polygon(12% 0, 100% 0, 100% 88%, 88% 100%, 0 100%, 0 12%);
}
.hero-art::after {
  content: "";
  position: absolute;
  inset: 0 0 25px;
  pointer-events: none;
  background: linear-gradient(90deg, #1116152b, transparent 35%);
}
.hero-art figcaption {
  position: relative;
  margin-top: 0.8rem;
  display: flex;
  gap: 1.1rem;
  font: 0.64rem/1.5 var(--mono);
  color: var(--muted);
}
.hero-art figcaption span {
  color: var(--orange);
  white-space: nowrap;
}
.art-coordinate {
  position: absolute;
  top: 15%;
  right: -1.35rem;
  writing-mode: vertical-rl;
  font: 0.54rem/1 var(--mono);
  letter-spacing: 0.12em;
  color: var(--muted);
}
.art-corner {
  position: absolute;
  width: 2rem;
  height: 2rem;
  top: 0;
  left: 0;
  border-top: 1px solid var(--orange);
  border-left: 1px solid var(--orange);
}
.world-index {
  display: grid;
  grid-template-columns: 1.2fr repeat(5, 1fr);
  border-top: 1px solid var(--line);
  padding-block: 1.35rem 1.6rem;
  gap: 1rem;
  align-items: center;
}
.index-label {
  font: 0.66rem/1.5 var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}
.index-label span {
  margin-left: 1rem;
  color: var(--orange);
}
.world-index a {
  font-size: 0.87rem;
  text-decoration: none;
  min-height: 44px;
  display: flex;
  align-items: center;
}
.world-index a span {
  color: var(--orange);
  font: 0.64rem/1 var(--mono);
  margin-right: 0.5rem;
}
.world-index a:hover {
  text-decoration: underline;
}

/* Project layouts share colors, spacing, media, copy, and actions across both sections. */
.project-section {
  --section-text: var(--paper-light);
  --section-muted: var(--muted);
  --section-accent: var(--orange);
  --section-line: var(--line);
  --section-motif: #9a9f94;
  --section-space: 4.5rem;
  background: var(--ink);
  color: var(--section-text);
  padding-block: 5rem 5.5rem;
}
.project-section--stone {
  --section-text: var(--ink);
  --section-muted: #343d34;
  --section-accent: var(--rust);
  --section-line: var(--paper-line);
  --section-motif: #727562;
  background: var(--paper);
  color-scheme: light;
}
.project-section a:focus-visible {
  outline-color: var(--section-accent);
}
.section-intro {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
  padding-bottom: 3.8rem;
}
.section-intro .eyebrow {
  color: var(--section-accent);
  margin-bottom: 1.2rem;
}
.section-intro > p {
  color: var(--section-muted);
  max-width: 260px;
  font-size: 1rem;
}
.project {
  min-width: 0;
  scroll-margin-top: 2rem;
}
.project + .project,
.project-grid {
  margin-top: var(--section-space);
}
.project-heading {
  display: flex;
  align-items: center;
  gap: 1.3rem;
  border-top: 1px solid var(--section-line);
  padding-block: 1rem 1.5rem;
}
.project-number {
  font: 0.75rem/1 var(--mono);
  color: var(--section-accent);
  align-self: flex-start;
  margin-top: 1.25rem;
}
.project-title {
  font: 600 clamp(3rem, 5.9vw, 5.3rem)/1 var(--display);
  text-transform: uppercase;
  letter-spacing: -0.015em;
}
.project-type {
  margin-left: auto;
  font: 0.72rem/1.7 var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.project-type span {
  display: block;
  text-transform: none;
  color: var(--section-muted);
  font:
    400 0.84rem/1.7 Barlow,
    system-ui,
    sans-serif;
}
.project-media {
  position: relative;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 16 / 10;
  background: #28322e;
}
.project-media > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.project-media figcaption {
  position: absolute;
  inset: auto 0 0;
  padding: 2.4rem 1.25rem 0.9rem;
  background: linear-gradient(transparent, #101714f2);
  color: var(--paper-light);
  font: 0.72rem/1.5 var(--mono);
}
.project-media figcaption span {
  color: #e9b385;
  margin-right: 1.1rem;
}
.project-media--diagram {
  background: var(--ink);
  border: 1px solid var(--section-line);
}
.project-media--diagram > img {
  object-fit: contain;
}
.project-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-width: 0;
}
.project-copy h4 {
  font:
    600 1.4rem/1.25 Barlow,
    system-ui,
    sans-serif;
  margin-bottom: 0.65rem;
}
.project-summary {
  color: var(--section-muted);
  font-size: 1rem;
}
.project-detail {
  font: 0.75rem/1.8 var(--mono);
  margin-top: 1.15rem;
}
.project-motif {
  color: var(--section-motif);
  font: 600 clamp(1.9rem, 3vw, 2.65rem)/0.97 var(--display);
  letter-spacing: -0.02em;
  margin-bottom: 1.7rem;
}
.project-action {
  width: 100%;
  margin-top: auto;
  padding-top: 1.4rem;
}
.enter-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 48px;
  border-bottom: 1px solid currentColor;
  width: 100%;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  padding-block: 0.6rem;
}
.enter-link span {
  font-size: 1.6rem;
  line-height: 1;
  color: var(--section-accent);
}
.enter-link:hover {
  color: var(--section-accent);
}
.project-note {
  display: block;
  color: var(--section-muted);
  font: 0.72rem/1.6 var(--mono);
  padding-top: 0.6rem;
}
/* Split: text right by default; the left modifier changes placement only. */
.project--split {
  --image-share: 2.2fr;
}
.project--split .project-layout {
  display: grid;
  grid-template-columns: minmax(0, var(--image-share)) minmax(0, 1fr);
  gap: 2.4rem;
}
.project--split .project-media {
  min-height: 435px;
}
.project--left .project-layout {
  grid-template-columns: minmax(0, 1fr) minmax(0, var(--image-share));
}
.project--left .project-media {
  grid-column: 2;
  grid-row: 1;
}
.project--left .project-copy {
  grid-column: 1;
  grid-row: 1;
}

/* Wide: full-width panorama with a compact row of copy beneath it. */
.project--wide .project-media {
  aspect-ratio: 1254 / 407;
}
.project--wide .project-copy {
  display: grid;
  grid-template-columns: 1.05fr 1.45fr 1fr;
  gap: 3rem;
  padding-top: 1.8rem;
}
.project--wide h4 {
  font: 600 2rem/1.05 var(--display);
}
.project--wide .project-action {
  margin: 0;
  padding: 0;
}
.project--wide .project-detail {
  margin-top: 0.65rem;
}

/* Small: equal columns, identical media ratios, actions aligned at the bottom. */
.project-grid {
  --column-space: 2rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--section-line);
  padding-top: 1rem;
}
.project-grid > .project {
  margin: 0;
}
.project-grid > .project:first-child {
  padding-right: var(--column-space);
}
.project-grid > .project + .project {
  padding-left: var(--column-space);
  border-left: 1px solid var(--section-line);
}
.project--small {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.project--small .project-heading {
  width: 100%;
  min-height: 2.8rem;
  padding: 0 0 1.3rem;
  border: 0;
  gap: 1.2rem;
}
.project--small .project-number {
  margin-top: 0.4rem;
}
.project--small .project-type {
  margin: 0;
}
.project--small .project-media {
  aspect-ratio: 1.7;
}
.project--small .project-title {
  font-size: clamp(2.8rem, 4vw, 3.5rem);
  text-transform: none;
  margin-block: 1.5rem 0.85rem;
}
.project--small .project-copy {
  flex: 1;
  width: 100%;
}
.project--small h4 {
  font-size: 1.05rem;
}

/* These rules compose artwork inside a media frame; they do not change project layout. */
.project-media > .scene-subject {
  inset: auto 4% 0 auto;
  width: 68%;
  height: 93%;
  object-fit: contain;
  object-position: bottom;
  filter: drop-shadow(-12px 0 15px #11161599);
}
.scene--drops > img:first-child {
  object-position: 35% center;
}
.scene--idle > .scene-subject {
  inset: auto auto 0 7%;
  width: 49%;
  height: 90%;
  filter: none;
}
.workbench-link {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--section-line);
  color: var(--section-muted);
  font-size: 0.95rem;
}
.workbench-link a {
  display: inline-block;
  padding-block: 0.5rem;
  color: var(--section-text);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding-block: 2.2rem 1.4rem;
}
.footer-main {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  align-items: center;
  gap: 2rem;
}
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 2rem;
  font: 600 2.2rem/1 var(--display);
  letter-spacing: 0.09em;
  text-transform: uppercase;
  text-decoration: none;
  width: fit-content;
}
.footer-brand span {
  font:
    400 1.8rem/1 Barlow,
    sans-serif;
  color: var(--orange);
}
.footer-main > p {
  color: var(--muted);
  font-size: 0.9rem;
}
.footer-main nav {
  justify-self: end;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.82rem;
}
.footer-main nav a {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  text-decoration-color: var(--line);
}
.footer-small {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2.7rem;
  color: #9a9f94;
  font: 0.63rem/1.6 var(--mono);
}

@media (min-width: 1500px) {
  .hero {
    min-height: 725px;
  }
  .hero-art {
    width: 640px;
  }
}
@media (max-width: 1050px) {
  .wrap {
    width: calc(100% - 3.5rem);
  }
  .hero {
    min-height: 575px;
  }
  h1 {
    font-size: clamp(4rem, 8.5vw, 5.6rem);
  }
  .hero-intro {
    max-width: 300px;
    font-size: 1rem;
  }
  .hero-copy .eyebrow {
    font-size: 0.6rem;
  }
  .world-index {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
  .index-label {
    display: none;
  }
  .project--split {
    --image-share: 1.65fr;
  }
  .project--split .project-layout {
    gap: 1.7rem;
  }
  .project-motif {
    font-size: 2rem;
  }
  .project--wide .project-copy {
    gap: 1.5rem;
    grid-template-columns: 1fr 1.3fr;
  }
  .project--wide .project-action {
    grid-column: 2;
    max-width: 280px;
  }
  .project-grid {
    --column-space: 1.5rem;
  }
}
@media (max-width: 800px) {
  .world-index {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .hero {
    padding-block: 3.5rem;
    min-height: 500px;
  }
  .hero-art figcaption {
    font-size: 0.65rem;
    gap: 0.5rem;
  }
  .art-coordinate {
    display: none;
  }
  h1 {
    font-size: clamp(3.7rem, 9vw, 5rem);
    margin-right: -3.5rem;
  }
  .hero-copy .eyebrow {
    max-width: 220px;
    align-items: flex-start;
  }
  .hero-intro {
    max-width: 260px;
    font-size: 0.97rem;
  }
  .hero-link {
    gap: 2rem;
  }
  .project-section {
    padding-block: 3.5rem;
    --section-space: 3.5rem;
  }
  .section-intro {
    padding-bottom: 2.6rem;
  }
  .section-intro > p {
    max-width: 210px;
  }
  .project-heading {
    flex-wrap: wrap;
    gap: 0.6rem 1rem;
  }
  .project-title {
    font-size: 3.5rem;
  }
  .project-type {
    font-size: 0.65rem;
  }
  .project--split .project-layout {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .project--split .project-media,
  .project--split .project-copy {
    grid-column: auto;
    grid-row: auto;
  }
  .project--split .project-media {
    min-height: 0;
  }
  .project--split .project-copy {
    display: grid;
    grid-template-columns: 1fr 1.25fr;
    column-gap: 2rem;
    align-items: start;
  }
  .project--split .project-copy > :not(.project-motif) {
    grid-column: 2;
  }
  .project--split .project-motif {
    grid-column: 1;
    grid-row: 1 / 4;
    font-size: 2.7rem;
  }
  .project-action {
    padding-top: 0.8rem;
  }
  .footer-small {
    flex-wrap: wrap;
  }
}
@media (max-width: 600px) {
  .wrap {
    width: calc(100% - 2.25rem);
  }
  .masthead {
    min-height: 84px;
    gap: 1rem;
  }
  .brand {
    font-size: 1.45rem;
    gap: 0.5rem;
  }
  .brand-mark {
    width: 28px;
    height: 28px;
  }
  .main-nav {
    gap: 1.05rem;
  }
  .main-nav a {
    font-size: 0.79rem;
  }
  .github-nav {
    display: none;
  }
  .hero {
    grid-template-columns: 1fr;
    padding-block: 2.6rem 1.6rem;
    gap: 2rem;
  }
  .hero-copy {
    padding: 0;
  }
  .hero-copy .eyebrow {
    max-width: none;
    font-size: 0.62rem;
  }
  h1 {
    font-size: clamp(4.1rem, 14vw, 6.4rem);
    margin: 1.3rem 0 1.2rem;
  }
  .hero-intro {
    max-width: 350px;
    font-size: 1.06rem;
  }
  .hero-link {
    margin-top: 1.6rem;
    width: min(300px, 100%);
    justify-content: space-between;
  }
  .hero-art {
    width: 100%;
    margin: 0;
  }
  .hero-art img {
    aspect-ratio: 1.18;
    object-position: center 44%;
    clip-path: polygon(10% 0, 100% 0, 100% 90%, 90% 100%, 0 100%, 0 10%);
  }
  .hero-art figcaption {
    font-size: 0.65rem;
    gap: 0.8rem;
  }
  .world-index {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.5rem 1rem;
    padding-block: 1rem;
  }
  .world-index a {
    font-size: 0.89rem;
  }
  .project-section {
    padding-block: 2.8rem 3.2rem;
    --section-space: 2.8rem;
  }
  .section-intro {
    display: block;
  }
  .section-intro h2 {
    font-size: 3.2rem;
  }
  .section-intro > p {
    margin-top: 1.4rem;
    max-width: none;
    font-size: 0.95rem;
  }
  .section-intro .eyebrow {
    font-size: 0.7rem;
  }
  .project-heading {
    padding-block: 1rem 1.2rem;
  }
  .project-number {
    font-size: 0.7rem;
    margin-top: 0.9rem;
  }
  .project-heading .project-type {
    margin-left: 2.3rem;
    flex-basis: 100%;
    font-size: 0.7rem;
  }
  .project-type span {
    font-size: 0.85rem;
  }
  .project--split .project-copy,
  .project--wide .project-copy {
    display: block;
  }
  .project-motif {
    display: none;
  }
  .project-copy h4 {
    font-size: 1.32rem;
  }
  .project--wide h4 {
    font: 600 1.8rem/1.15 var(--display);
  }
  .project--wide .project-action {
    margin-top: 0.8rem;
    max-width: none;
  }
  .project--wide .project-media {
    aspect-ratio: 1.8;
  }
  .project--split .project-media {
    aspect-ratio: 1.2;
  }
  .project--split .project-media--diagram {
    aspect-ratio: 16 / 10;
  }
  .project-media figcaption {
    padding: 2rem 0.8rem 0.7rem;
    font-size: 0.65rem;
  }
  .project-media figcaption span {
    margin-right: 0.5rem;
  }
  .project-grid {
    grid-template-columns: 1fr;
    gap: var(--section-space);
  }
  .project-grid > .project:first-child {
    padding-right: 0;
  }
  .project-grid > .project + .project {
    padding-left: 0;
    border-left: 0;
    padding-top: 1.2rem;
    border-top: 1px solid var(--section-line);
  }
  .project--small .project-heading {
    min-height: 0;
  }
  .project--small .project-type {
    flex-basis: auto;
    margin-left: 0;
  }
  .project--small .project-media {
    aspect-ratio: 1.3;
  }
  .project--small .project-title {
    font-size: 3.4rem;
    margin-block: 1.2rem 0.75rem;
  }
  .project--small h4 {
    font-size: 1.05rem;
  }
  .project--small .project-action {
    margin-top: 0;
  }
  .footer-main {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }
  .footer-brand {
    grid-column: 1 / -1;
    justify-content: space-between;
    width: 100%;
  }
  .footer-main nav {
    justify-self: end;
    font-size: 0.8rem;
  }
  .footer-small {
    display: block;
    margin-top: 2rem;
    font-size: 0.7rem;
  }
  .footer-small > * {
    display: block;
    margin-top: 0.4rem;
  }
}
@media (max-width: 360px) {
  .wrap {
    width: calc(100% - 1.6rem);
  }
  .brand {
    font-size: 1.2rem;
    gap: 0.3rem;
  }
  .brand-mark {
    width: 24px;
  }
  .main-nav {
    gap: 0.7rem;
  }
  .main-nav a {
    font-size: 0.73rem;
  }
  h1 {
    font-size: 3.9rem;
  }
  .hero-copy .eyebrow {
    font-size: 0.58rem;
    gap: 0.4rem;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}
@media print {
  :root {
    color-scheme: light;
  }
  body,
  .project-section {
    color: #111;
    background: #fff;
    --section-text: #111;
    --section-muted: #333;
    --section-accent: #333;
    --section-line: #999;
  }
  .wrap {
    width: 100%;
  }
  .hero {
    min-height: 0;
    padding-block: 2rem;
  }
  .hero-art {
    width: 100%;
  }
  .main-nav,
  .world-index,
  .hero-link,
  .footer-small {
    display: none;
  }
  .project {
    break-inside: avoid;
  }
  .project-section {
    padding-block: 2rem;
  }
  .hero-intro,
  .footer-main > p {
    color: #333;
  }
}