:root {
  --ink: #0a313b;
  --ink-deep: #061f27;
  --paper: #d8d8d1;
  --paper-warm: #e5dfd2;
  --coral: #f0796f;
  --cyan: #2fc8c3;
  --acid: #e8df4b;
  --rust: #a7463f;
  --black: #071519;
  --white: #f5f1e7;
  --display: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  --mono: "Courier New", Courier, monospace;
  --body: Arial, Helvetica, sans-serif;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--ink-deep);
  color: var(--black);
  font-family: var(--body);
}

button,
a {
  font: inherit;
}

button:focus-visible,
a:focus-visible {
  outline: 4px solid var(--acid);
  outline-offset: 5px;
}

main {
  position: relative;
  isolation: isolate;
}

.paper-noise {
  position: fixed;
  inset: 0;
  z-index: 50;
  pointer-events: none;
  opacity: 0.12;
  mix-blend-mode: multiply;
  background-image:
    repeating-radial-gradient(circle at 21% 18%, transparent 0 1px, rgba(7, 21, 25, 0.34) 1px 2px, transparent 2px 7px),
    repeating-linear-gradient(91deg, transparent 0 19px, rgba(255, 255, 255, 0.18) 20px 21px, transparent 22px 47px);
  background-size: 31px 29px, 113px 71px;
}

.signal-rail {
  position: sticky;
  top: 0;
  z-index: 40;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1rem;
  min-height: 46px;
  padding: 0.5rem 4vw;
  border-bottom: 3px solid var(--black);
  background: var(--acid);
  color: var(--black);
  font-family: var(--mono);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.signal-rail span:last-child {
  text-align: right;
}

.signal-dot {
  width: 11px;
  height: 11px;
  border: 2px solid var(--black);
  border-radius: 50%;
  background: var(--coral);
  box-shadow: 0 0 0 4px rgba(240, 121, 111, 0.25);
  animation: signal-pulse 1.2s steps(2, end) infinite;
}

.snap-panel {
  scroll-margin-top: 46px;
  scroll-snap-align: start;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(420px, 1.18fr);
  gap: clamp(2rem, 4vw, 5rem);
  align-items: center;
  min-height: calc(100svh - 46px);
  padding: clamp(4.5rem, 7vw, 7.5rem) 4vw 6rem;
  overflow: hidden;
  border-bottom: 4px solid var(--black);
  background:
    linear-gradient(112deg, rgba(216, 216, 209, 0.94) 0 44%, rgba(47, 200, 195, 0.9) 44.1% 100%),
    var(--paper);
}

.hero::before {
  content: "P";
  position: absolute;
  right: -0.04em;
  bottom: -0.28em;
  z-index: 0;
  color: transparent;
  font-family: var(--display);
  font-size: min(70vw, 64rem);
  line-height: 0.9;
  -webkit-text-stroke: 4px rgba(6, 31, 39, 0.13);
  transform: rotate(-4deg);
}

.hero-copy,
.hero-frame {
  position: relative;
  z-index: 2;
}

.hero-copy {
  align-self: center;
}

.tape-label {
  display: inline-block;
  margin: 0 0 1.2rem;
  padding: 0.46rem 0.7rem 0.4rem;
  border: 3px solid var(--black);
  background: var(--coral);
  box-shadow: 6px 6px 0 var(--ink);
  font-family: var(--mono);
  font-size: clamp(0.72rem, 1vw, 0.9rem);
  font-weight: 900;
  letter-spacing: 0.14em;
  transform: rotate(-2deg);
}

.hero h1 {
  margin: 0;
  color: var(--ink);
  font-family: var(--display);
  font-size: clamp(5rem, 11vw, 12rem);
  font-stretch: condensed;
  letter-spacing: -0.045em;
  line-height: 0.72;
  text-transform: uppercase;
  text-shadow: 4px 4px 0 var(--paper-warm), 8px 8px 0 var(--coral);
  transform: scaleX(0.92);
  transform-origin: left center;
}

.ticker-stamp {
  display: inline-block;
  margin: 1.15rem 0 0.8rem;
  padding: 0.15rem 0.7rem;
  border: 3px solid var(--ink);
  color: var(--ink);
  font-family: var(--display);
  font-size: clamp(2rem, 4vw, 4.5rem);
  letter-spacing: 0.04em;
  line-height: 1;
  transform: rotate(1.5deg);
}

.hero-lede {
  max-width: 38rem;
  margin: 1rem 0 1.6rem;
  color: var(--ink-deep);
  font-family: var(--mono);
  font-size: clamp(0.94rem, 1.25vw, 1.15rem);
  font-weight: 700;
  line-height: 1.55;
}

.button-rack {
  display: grid;
  grid-template-columns: repeat(2, minmax(118px, 190px));
  gap: 0.55rem 0.8rem;
  align-items: center;
}

.art-button {
  position: relative;
  display: block;
  width: 100%;
  min-width: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  transition: transform 160ms ease, filter 160ms ease;
}

.art-button img {
  display: block;
  width: 100%;
  height: auto;
  filter: drop-shadow(5px 6px 0 rgba(6, 31, 39, 0.48));
}

.art-button:nth-child(odd) {
  transform: rotate(-1.5deg);
}

.art-button:nth-child(even) {
  transform: rotate(1.5deg);
}

.art-button:not(.is-pending):hover {
  z-index: 2;
  transform: translateY(-7px) rotate(-2deg) scale(1.035);
  filter: saturate(1.18);
}

.art-button:active {
  transform: translateY(2px) scale(0.97);
}

.art-button.is-pending {
  cursor: not-allowed;
  filter: saturate(0.68);
}

.art-button.is-pending span {
  position: absolute;
  right: -0.25rem;
  bottom: 0;
  padding: 0.12rem 0.36rem;
  border: 2px solid var(--black);
  background: var(--acid);
  font-family: var(--mono);
  font-size: 0.58rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transform: rotate(-4deg);
}

.launch-note {
  margin: 0.9rem 0 0;
  color: var(--rust);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.1em;
}

.hero-frame {
  margin: 0;
  padding: clamp(0.75rem, 1.4vw, 1.25rem);
  border: 5px solid var(--black);
  background: var(--paper-warm);
  box-shadow: 16px 18px 0 var(--ink);
  transform: rotate(1.2deg);
  animation: frame-drift 5s ease-in-out infinite;
}

.hero-frame img {
  display: block;
  width: 100%;
  max-height: 67vh;
  object-fit: contain;
  border: 3px solid var(--black);
  background: #cfd1cc;
}

.hero-frame figcaption,
.frame-number {
  font-family: var(--mono);
  font-size: clamp(0.66rem, 1vw, 0.82rem);
  font-weight: 900;
  letter-spacing: 0.11em;
}

.frame-number {
  margin-bottom: 0.6rem;
  color: var(--rust);
}

.hero-frame figcaption {
  margin-top: 0.8rem;
  text-align: right;
}

.hero-ticker {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 3;
  overflow: hidden;
  border-top: 3px solid var(--black);
  background: var(--ink);
  color: var(--paper-warm);
  font-family: var(--mono);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.09em;
  white-space: nowrap;
}

.hero-ticker div {
  width: max-content;
  padding: 0.65rem 0;
  animation: ticker-run 20s linear infinite;
}

.manifesto {
  position: relative;
  display: grid;
  align-content: center;
  min-height: 76svh;
  padding: 8vw;
  overflow: hidden;
  border-bottom: 4px solid var(--black);
  background: var(--acid);
}

.manifesto::after {
  content: "CITY FILE 001";
  position: absolute;
  right: -3rem;
  bottom: 3rem;
  color: rgba(7, 21, 25, 0.24);
  font-family: var(--mono);
  font-size: 0.86rem;
  font-weight: 900;
  letter-spacing: 0.22em;
  transform: rotate(-90deg);
}

.manifesto-mark {
  position: absolute;
  top: 50%;
  right: 4vw;
  color: transparent;
  font-family: var(--display);
  font-size: min(55vw, 36rem);
  line-height: 0.7;
  -webkit-text-stroke: 5px rgba(7, 21, 25, 0.14);
  transform: translateY(-45%) rotate(8deg);
}

.section-code {
  position: relative;
  z-index: 2;
  margin: 0 0 1.5rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.manifesto h2 {
  position: relative;
  z-index: 2;
  max-width: 1100px;
  margin: 0;
  color: var(--ink-deep);
  font-family: var(--display);
  font-size: clamp(3.4rem, 8vw, 9rem);
  letter-spacing: -0.03em;
  line-height: 0.88;
}

.manifesto > p:last-child {
  position: relative;
  z-index: 2;
  max-width: 42rem;
  margin: 2rem 0 0;
  padding-left: 1rem;
  border-left: 7px solid var(--coral);
  font-family: var(--mono);
  font-size: clamp(0.92rem, 1.5vw, 1.15rem);
  font-weight: 700;
  line-height: 1.5;
}

.chapter {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(360px, 0.82fr);
  gap: clamp(2rem, 5vw, 6rem);
  align-items: center;
  min-height: 100svh;
  padding: clamp(4rem, 7vw, 7rem) 5vw;
  overflow: hidden;
  border-bottom: 4px solid var(--black);
  background: var(--coral);
}

.chapter:nth-child(even) {
  background: var(--cyan);
}

.chapter-reverse .scene-frame {
  order: 2;
}

.chapter-reverse .chapter-copy {
  order: 1;
}

.scene-frame {
  position: relative;
  display: grid;
  place-items: center;
  min-width: 0;
  padding: clamp(0.75rem, 1.4vw, 1.15rem);
  border: 5px solid var(--black);
  background: var(--paper-warm);
  box-shadow: 14px 16px 0 var(--ink-deep);
  transform: rotate(-1deg);
}

.chapter-reverse .scene-frame {
  transform: rotate(1.1deg);
}

.scene-frame img {
  display: block;
  width: 100%;
  max-height: 71vh;
  object-fit: contain;
  border: 3px solid var(--black);
  background: var(--paper);
}

.scene-double {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
}

.scene-double img {
  max-height: 60vh;
}

.evidence-tag {
  position: absolute;
  right: -0.7rem;
  bottom: -1rem;
  padding: 0.4rem 0.7rem;
  border: 3px solid var(--black);
  background: var(--acid);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  transform: rotate(-3deg);
}

.chapter-copy {
  position: relative;
  max-width: 42rem;
  padding: clamp(1.5rem, 3vw, 3rem);
  border: 4px solid var(--black);
  background: var(--paper-warm);
  box-shadow: 12px 12px 0 rgba(6, 31, 39, 0.7);
  transform: rotate(0.5deg);
}

.chapter-copy::before {
  content: "";
  position: absolute;
  top: 1.2rem;
  left: -1rem;
  width: 3.4rem;
  height: 0.72rem;
  border: 2px solid var(--black);
  background: var(--acid);
  transform: rotate(-7deg);
}

.chapter-number {
  margin: 0 0 1.3rem !important;
  color: var(--rust);
  font-family: var(--mono) !important;
  font-size: 0.76rem !important;
  font-weight: 900 !important;
  letter-spacing: 0.17em;
}

.chapter-copy h2 {
  margin: 0 0 1.35rem;
  color: var(--ink-deep);
  font-family: var(--display);
  font-size: clamp(3rem, 5.7vw, 6.8rem);
  letter-spacing: -0.025em;
  line-height: 0.88;
  text-transform: uppercase;
}

.chapter-copy > p:not(.chapter-number) {
  margin: 0 0 1rem;
  font-family: var(--mono);
  font-size: clamp(0.88rem, 1.25vw, 1.05rem);
  font-weight: 700;
  line-height: 1.55;
}

.crumb-line {
  margin-top: 1.5rem;
  padding-top: 0.8rem;
  border-top: 3px dashed var(--ink);
  color: var(--rust);
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.roadmap {
  position: relative;
  min-height: 100svh;
  padding: clamp(5rem, 8vw, 9rem) 5vw;
  overflow: hidden;
  border-bottom: 4px solid var(--black);
  background:
    linear-gradient(90deg, transparent 0 49.75%, rgba(216, 216, 209, 0.12) 49.75% 50.25%, transparent 50.25%),
    var(--ink-deep);
  color: var(--paper-warm);
}

.roadmap-heading {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 2rem;
  align-items: end;
  margin-bottom: clamp(3rem, 7vw, 6rem);
}

.roadmap-heading .section-code {
  grid-column: 1 / -1;
  margin-bottom: 0;
  color: var(--acid);
}

.roadmap-heading h2 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(4rem, 9vw, 10rem);
  letter-spacing: -0.035em;
  line-height: 0.8;
}

.roadmap-heading > p:last-child {
  margin: 0;
  padding-left: 1rem;
  border-left: 6px solid var(--coral);
  font-family: var(--mono);
  font-weight: 700;
  line-height: 1.5;
}

.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(0.85rem, 2vw, 1.6rem);
}

.route-card {
  min-height: 300px;
  padding: clamp(1.4rem, 2.4vw, 2.3rem);
  border: 4px solid var(--black);
  background: var(--coral);
  color: var(--black);
  box-shadow: 9px 10px 0 var(--cyan);
  transform: rotate(-1deg);
}

.route-card:nth-child(even) {
  background: var(--acid);
  box-shadow: 9px 10px 0 var(--coral);
  transform: translateY(2.5rem) rotate(1deg);
}

.route-card span {
  display: block;
  margin-bottom: 2.7rem;
  font-family: var(--display);
  font-size: 4rem;
  line-height: 0.8;
}

.route-card h3 {
  margin: 0 0 1rem;
  font-family: var(--display);
  font-size: clamp(2rem, 3vw, 3.6rem);
  line-height: 0.9;
  text-transform: uppercase;
}

.route-card p {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.86rem;
  font-weight: 700;
  line-height: 1.5;
}

.chart-section {
  display: grid;
  grid-template-columns: minmax(270px, 0.68fr) minmax(0, 1.32fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
  min-height: 100svh;
  padding: clamp(5rem, 8vw, 9rem) 5vw;
  overflow: hidden;
  border-bottom: 4px solid var(--black);
  background: var(--coral);
}

.chart-copy h2 {
  margin: 0 0 1.5rem;
  color: var(--ink-deep);
  font-family: var(--display);
  font-size: clamp(4.2rem, 9vw, 10rem);
  letter-spacing: -0.04em;
  line-height: 0.78;
}

.chart-copy > p:not(.section-code) {
  max-width: 32rem;
  margin: 0;
  font-family: var(--mono);
  font-weight: 700;
  line-height: 1.55;
}

.pair-plate {
  display: inline-block;
  margin-top: 2rem;
  padding: 0.7rem 0.9rem;
  border: 3px solid var(--black);
  background: var(--acid);
  box-shadow: 6px 6px 0 var(--ink);
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  transform: rotate(-1.5deg);
}

.chart-frame {
  position: relative;
  min-width: 0;
  padding: 2.8rem 0.85rem 0.85rem;
  border: 5px solid var(--black);
  background: var(--ink-deep);
  box-shadow: 16px 18px 0 var(--acid);
  transform: rotate(0.8deg);
}

.chart-status {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  height: 2.75rem;
  padding: 0 1rem;
  border-bottom: 3px solid var(--black);
  background: var(--cyan);
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.chart-status span {
  width: 10px;
  height: 10px;
  border: 2px solid var(--black);
  border-radius: 50%;
  background: var(--acid);
  animation: signal-pulse 1.2s steps(2, end) infinite;
}

.chart-frame iframe {
  display: block;
  width: 100%;
  height: min(68vh, 680px);
  min-height: 500px;
  border: 0;
  background: var(--ink-deep);
}

.finale {
  display: grid;
  place-items: center;
  min-height: 100svh;
  padding: clamp(4rem, 8vw, 8rem) 4vw;
  overflow: hidden;
  border-bottom: 4px solid var(--black);
  background: var(--paper);
}

.finale img {
  display: block;
  width: min(100%, 1500px);
  height: auto;
  object-fit: contain;
  border: 5px solid var(--black);
  box-shadow: 18px 20px 0 var(--ink);
  transform: rotate(-0.7deg);
}

.finale-copy {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1rem;
  align-items: end;
  width: min(100%, 1500px);
  margin-top: 2.4rem;
}

.finale-copy p,
.finale-copy span {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.11em;
}

.finale-copy h2 {
  margin: 0;
  color: var(--ink);
  font-family: var(--display);
  font-size: clamp(4rem, 9vw, 10rem);
  letter-spacing: -0.035em;
  line-height: 0.78;
  text-align: center;
}

footer {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  padding: 1.5rem 4vw;
  background: var(--acid);
  color: var(--black);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

footer span:nth-child(2) {
  text-align: center;
}

footer span:last-child {
  text-align: right;
}

@keyframes ticker-run {
  to {
    transform: translateX(-50%);
  }
}

@keyframes frame-drift {
  0%,
  100% {
    transform: rotate(1.2deg) translateY(0);
  }
  50% {
    transform: rotate(0.4deg) translateY(-8px);
  }
}

@keyframes signal-pulse {
  50% {
    opacity: 0.3;
  }
}

@media (max-width: 1100px) {
  .hero {
    grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
  }

  .roadmap-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .route-card:nth-child(even) {
    transform: translateY(1.2rem) rotate(1deg);
  }
}

@media (max-width: 900px) {
  .hero,
  .chapter,
  .chart-section {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 5.5rem;
  }

  .hero h1 {
    font-size: clamp(5rem, 20vw, 10rem);
  }

  .hero-frame img {
    max-height: none;
  }

  .chapter {
    min-height: auto;
  }

  .chapter-reverse .scene-frame,
  .chapter-reverse .chapter-copy {
    order: initial;
  }

  .scene-frame img,
  .scene-double img {
    max-height: none;
  }

  .roadmap-heading {
    grid-template-columns: 1fr;
  }

  .roadmap-heading .section-code {
    grid-column: auto;
  }

  .chart-frame iframe {
    height: 620px;
  }
}

@media (max-width: 620px) {
  .signal-rail {
    grid-template-columns: 1fr auto;
    gap: 0.5rem;
    min-height: 42px;
    padding-inline: 1rem;
    font-size: 0.58rem;
  }

  .signal-dot {
    display: none;
  }

  .hero {
    min-height: auto;
    padding: 4.5rem 1rem 5rem;
  }

  .hero h1 {
    font-size: clamp(4.5rem, 22vw, 7.4rem);
    text-shadow: 3px 3px 0 var(--paper-warm), 6px 6px 0 var(--coral);
  }

  .button-rack {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-frame,
  .scene-frame,
  .chapter-copy,
  .chart-frame,
  .finale img {
    box-shadow: 8px 9px 0 var(--ink);
  }

  .manifesto {
    min-height: 72svh;
    padding: 5rem 1.2rem;
  }

  .manifesto h2 {
    font-size: clamp(3rem, 16vw, 5.4rem);
  }

  .chapter {
    gap: 2.5rem;
    padding: 4.5rem 1rem;
  }

  .scene-double {
    grid-template-columns: 1fr;
  }

  .chapter-copy {
    padding: 1.6rem 1.3rem;
  }

  .chapter-copy h2 {
    font-size: clamp(2.8rem, 14vw, 4.5rem);
  }

  .roadmap {
    padding: 5rem 1rem 7rem;
  }

  .roadmap-heading h2 {
    font-size: clamp(3.8rem, 17vw, 6rem);
  }

  .roadmap-grid {
    grid-template-columns: 1fr;
  }

  .route-card,
  .route-card:nth-child(even) {
    min-height: 0;
    transform: none;
  }

  .route-card span {
    margin-bottom: 1.6rem;
  }

  .chart-section {
    min-height: auto;
    padding: 5rem 1rem;
  }

  .chart-copy h2 {
    font-size: clamp(4rem, 19vw, 6.5rem);
  }

  .chart-frame iframe {
    height: 520px;
    min-height: 420px;
  }

  .finale {
    min-height: 80svh;
    padding: 4.5rem 1rem;
  }

  .finale-copy {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .finale-copy h2 {
    grid-row: 1;
    font-size: clamp(4rem, 18vw, 6.3rem);
  }

  footer {
    grid-template-columns: 1fr;
    text-align: center;
  }

  footer span:nth-child(2),
  footer span:last-child {
    text-align: center;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}