:root {
  --paper: #f5efe3;
  --paper-bright: #fbf8f1;
  --ink: #183a2e;
  --ink-soft: #50655d;
  --forest: #0c5c45;
  --clay: #d9512c;
  --sun: #e5bf49;
  --line: rgba(24, 58, 46, 0.32);
  --line-light: rgba(245, 239, 227, 0.35);
  --max-width: 1560px;
  --gutter: clamp(1.25rem, 4vw, 4.5rem);
  --sans: Inter, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  --serif: "Songti SC", STSong, "Noto Serif CJK SC", serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

a {
  color: inherit;
}

img {
  display: block;
  width: 100%;
}

h1,
h2,
h3,
p,
figure {
  margin: 0;
}

ul,
ol {
  margin: 0;
  padding: 0;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--clay);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 200;
  padding: 0.65rem 0.9rem;
  transform: translateY(-180%);
  background: var(--ink);
  color: var(--paper-bright);
}

.skip-link:focus {
  transform: translateY(0);
}

.page-progress {
  position: fixed;
  inset: 0 0 auto;
  z-index: 120;
  height: 3px;
  pointer-events: none;
}

.page-progress span {
  display: block;
  width: 100%;
  height: 100%;
  transform: scaleX(0);
  transform-origin: left;
  background: var(--clay);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 4.75rem;
  padding: 0 var(--gutter);
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(14px);
}

.wordmark {
  justify-self: start;
  display: inline-flex;
  align-items: baseline;
  gap: 0.48rem;
  text-decoration: none;
}

.wordmark strong {
  color: var(--clay);
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: -0.055em;
}

.wordmark span {
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.site-header > p {
  justify-self: center;
  font-size: 0.69rem;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.menu-button {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  border: 0;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  font: 700 0.72rem/1 var(--sans);
  letter-spacing: 0.14em;
}

.menu-button i,
.menu-button i::after {
  display: block;
  width: 1.55rem;
  height: 1px;
  background: currentColor;
  content: "";
  transition: transform 180ms ease;
}

.menu-button i {
  position: relative;
}

.menu-button i::after {
  position: absolute;
  top: 0.4rem;
}

.menu-button[aria-expanded="true"] i {
  transform: translateY(0.2rem) rotate(45deg);
}

.menu-button[aria-expanded="true"] i::after {
  top: 0;
  transform: rotate(-90deg);
}

.site-nav {
  position: fixed;
  top: 4.75rem;
  right: 0;
  left: 0;
  z-index: 90;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  visibility: hidden;
  transform: translateY(-1rem);
  border-bottom: 1px solid var(--ink);
  opacity: 0;
  background: var(--paper-bright);
  transition: 180ms ease;
}

.site-nav.is-open {
  visibility: visible;
  transform: none;
  opacity: 1;
}

.site-nav a {
  display: flex;
  min-height: 7rem;
  padding: 1.5rem var(--gutter);
  gap: 1rem;
  align-items: flex-end;
  border-right: 1px solid var(--line);
  font-size: clamp(1.1rem, 2vw, 1.7rem);
  font-weight: 800;
  text-decoration: none;
  transition: background 160ms ease, color 160ms ease;
}

.site-nav a:last-child {
  border-right: 0;
}

.site-nav a:hover,
.site-nav a.is-active {
  background: var(--forest);
  color: var(--paper-bright);
}

.site-nav a span {
  align-self: flex-start;
  color: var(--clay);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
}

main {
  overflow: clip;
}

.section-shell {
  width: min(var(--max-width), 100%);
  margin: 0 auto;
  padding-right: var(--gutter);
  padding-left: var(--gutter);
}

.hero {
  position: relative;
  display: flex;
  min-height: calc(100svh - 4.75rem);
  padding: clamp(1.4rem, 3vw, 2.5rem) var(--gutter) 1.25rem;
  flex-direction: column;
  background:
    linear-gradient(rgba(24, 58, 46, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(24, 58, 46, 0.045) 1px, transparent 1px),
    var(--paper);
  background-size: 6.25rem 6.25rem;
}

.hero-gridline {
  position: absolute;
  inset: 0 24% 0 auto;
  width: 1px;
  background: rgba(24, 58, 46, 0.1);
}

.hero-topline {
  display: flex;
  justify-content: space-between;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--ink);
  font-size: 0.61rem;
  font-weight: 800;
  letter-spacing: 0.17em;
}

.hero-heading {
  padding: clamp(1.4rem, 2.7vw, 2.6rem) 0 clamp(1.6rem, 3.2vw, 3.3rem);
}

.hero h1 {
  color: var(--forest);
  font-size: clamp(4.35rem, 11.3vw, 12.3rem);
  font-weight: 900;
  letter-spacing: -0.092em;
  line-height: 0.77;
}

.hero h1 span {
  display: block;
  padding-left: 0.04em;
  color: var(--clay);
  font-size: 0.46em;
  letter-spacing: -0.065em;
  line-height: 1.05;
}

.hero-lower {
  display: grid;
  grid-template-columns: minmax(9rem, 0.62fr) minmax(22rem, 2.2fr) minmax(9rem, 0.62fr);
  column-gap: clamp(1.25rem, 2.8vw, 3rem);
  row-gap: clamp(1rem, 1.8vw, 1.75rem);
  align-items: stretch;
  margin-top: clamp(2rem, 4vw, 4rem);
}

.hero-side {
  grid-row: 2;
  align-self: stretch;
  display: flex;
  padding: 0.85rem 0;
  flex-direction: column;
  justify-content: space-between;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  font-family: var(--serif);
  font-size: clamp(0.86rem, 1.15vw, 1.08rem);
  line-height: 1.8;
}

.hero-side-right {
  grid-column: 3;
  text-align: right;
}

.micro-label {
  color: var(--clay);
  font-family: var(--sans);
  font-size: 0.58rem;
  font-weight: 800;
  letter-spacing: 0.2em;
}

.hero-image {
  grid-column: 1 / -1;
  grid-row: 1;
  min-width: 0;
  width: 100vw;
  max-width: none;
  margin-left: calc(var(--gutter) * -1);
}

.image-frame {
  overflow: hidden;
  height: auto;
  border: 0;
  border-radius: 0;
  background: var(--forest);
}

.image-frame img {
  height: auto;
  object-fit: contain;
  object-position: 50% 50%;
  filter: none;
  transition: transform 900ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.hero-image:hover img {
  transform: scale(1.035);
}

.hero-image figcaption {
  display: flex;
  justify-content: space-between;
  padding: 0.55rem var(--gutter) 0;
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.scroll-link {
  display: inline-flex;
  width: fit-content;
  margin-top: 1rem;
  gap: 1rem;
  color: var(--ink);
  font-size: 0.57rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-decoration: none;
}

.scroll-link span {
  color: var(--clay);
}

.section-index {
  display: flex;
  justify-content: space-between;
  padding: 0.85rem 0;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  font-size: 0.61rem;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.manifesto {
  padding-top: clamp(5rem, 10vw, 10rem);
  padding-bottom: clamp(3rem, 6vw, 6rem);
}

.manifesto-copy {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(20rem, 0.75fr);
  gap: clamp(3rem, 8vw, 9rem);
  padding-top: clamp(3rem, 7vw, 7rem);
  align-items: end;
}

.manifesto h2 {
  color: var(--forest);
  font-family: var(--serif);
  font-size: clamp(3.2rem, 7.2vw, 8.1rem);
  font-weight: 400;
  letter-spacing: -0.08em;
  line-height: 0.95;
}

.manifesto-text {
  display: grid;
  gap: 1.4rem;
  padding-bottom: 0.5rem;
  color: var(--ink-soft);
  font-size: clamp(0.92rem, 1.15vw, 1.08rem);
  line-height: 2;
}

.concept-strip {
  width: 100%;
  overflow: hidden;
  background: var(--forest);
}

.concept-marquee {
  display: flex;
  width: max-content;
  animation: concept-scroll 20s linear infinite;
  will-change: transform;
}

.concept-sequence {
  display: flex;
  flex: none;
}

.concept-card {
  flex: none;
  width: clamp(15rem, 25vw, 25rem);
  aspect-ratio: 3 / 4;
  overflow: hidden;
}

.concept-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@keyframes concept-scroll {
  to {
    transform: translateX(-50%);
  }
}

.cooperation {
  padding-bottom: clamp(6rem, 10vw, 10rem);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(11rem, 0.55fr) minmax(0, 1.45fr);
  gap: clamp(2rem, 7vw, 8rem);
  align-items: start;
  padding-top: clamp(1rem, 2vw, 2rem);
  border-top: 1px solid var(--ink);
}

.section-heading .section-index {
  border: 0;
  padding-top: 0;
}

.section-kicker {
  margin-bottom: 1.25rem;
  color: var(--clay);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.17em;
}

.section-heading h2 {
  max-width: 13ch;
  color: var(--forest);
  font-size: clamp(3rem, 6.2vw, 7rem);
  font-weight: 900;
  letter-spacing: -0.085em;
  line-height: 0.92;
}

.cooperation-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: clamp(2.8rem, 6vw, 6rem);
  border-top: 1px solid var(--ink);
  border-left: 1px solid var(--ink);
}

.cooperation-card {
  position: relative;
  display: flex;
  min-height: 35rem;
  padding: clamp(1.25rem, 2.5vw, 2.4rem);
  flex-direction: column;
  border-right: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  background: var(--paper-bright);
  transition: transform 180ms ease, background 180ms ease, color 180ms ease;
}

.cooperation-card:hover {
  z-index: 2;
  transform: translateY(-0.75rem);
  background: var(--forest);
  color: var(--paper-bright);
}

.cooperation-card:hover .card-top,
.cooperation-card:hover .line-list li,
.cooperation-card:hover .chip-list li {
  border-color: var(--line-light);
}

.cooperation-card:hover .card-note,
.cooperation-card:hover .list-label {
  color: rgba(251, 248, 241, 0.74);
}

.cooperation-card:hover .card-top i,
.cooperation-card:hover h3 {
  color: var(--sun);
}

.card-accent {
  background: #e6d8c7;
}

.card-top {
  display: flex;
  justify-content: space-between;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.card-top i {
  color: var(--clay);
  font-size: 1.2rem;
  font-style: normal;
}

.cooperation-card h3 {
  margin-top: clamp(2.5rem, 4vw, 4.5rem);
  margin-bottom: 1.5rem;
  color: var(--forest);
  font-size: clamp(1.75rem, 2.55vw, 2.8rem);
  letter-spacing: -0.055em;
  line-height: 1.1;
}

.cooperation-card > p:not(.card-note, .list-label) {
  max-width: 26rem;
  line-height: 1.9;
}

.list-label {
  margin-top: 2rem;
  color: var(--ink-soft);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.15em;
}

.chip-list {
  display: flex;
  margin-top: 0.85rem;
  flex-wrap: wrap;
  gap: 0.45rem;
  list-style: none;
}

.chip-list li {
  padding: 0.32rem 0.66rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.78rem;
}

.line-list {
  margin-top: 1.1rem;
  list-style: none;
}

.line-list li {
  padding: 0.42rem 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.88rem;
}

.card-note {
  margin-top: auto;
  padding-top: 2rem;
  color: var(--ink-soft);
  font-size: 0.82rem;
  line-height: 1.75;
}

.visual-break {
  position: relative;
  min-height: min(80rem, 76vw);
  overflow: hidden;
  background: var(--sun);
}

.visual-break::before {
  position: absolute;
  inset: 0;
  opacity: 0.18;
  background-image: radial-gradient(rgba(24, 58, 46, 0.45) 0.8px, transparent 0.8px);
  background-size: 7px 7px;
  content: "";
}

.visual-words {
  position: absolute;
  inset: var(--gutter) var(--gutter) auto;
  display: flex;
  z-index: 2;
  justify-content: space-between;
  color: var(--forest);
  font-size: clamp(2.3rem, 6.5vw, 8rem);
  font-weight: 900;
  letter-spacing: -0.08em;
  line-height: 0.8;
}

.visual-words span:nth-child(2) {
  margin-top: 0.62em;
}

.visual-words span:nth-child(3) {
  margin-top: 1.24em;
}

.visual-photo {
  position: absolute;
  inset: 22% 15% 8%;
  z-index: 1;
  overflow: hidden;
  border: 1px solid var(--ink);
  border-radius: 50% 50% 0 0 / 45% 45% 0 0;
  background: var(--forest);
}

.visual-photo img {
  height: 100%;
  object-fit: cover;
  filter: saturate(0.74) contrast(1.04) sepia(0.08);
}

.visual-photo::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(11, 48, 36, 0.54));
  content: "";
}

.visual-photo figcaption {
  position: absolute;
  right: 1.2rem;
  bottom: 1.2rem;
  left: 1.2rem;
  z-index: 2;
  color: white;
  font-size: 0.63rem;
  font-weight: 800;
  letter-spacing: 0.17em;
}

.execution {
  display: grid;
  grid-template-columns: minmax(23rem, 0.78fr) minmax(0, 1.22fr);
  background: var(--forest);
  color: var(--paper-bright);
}

.execution-intro {
  position: sticky;
  top: 4.75rem;
  align-self: start;
  width: auto;
  height: calc(100svh - 4.75rem);
  margin: 0;
  padding-top: clamp(3rem, 7vw, 6rem);
  padding-bottom: 3rem;
  background:
    linear-gradient(rgba(245, 239, 227, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245, 239, 227, 0.04) 1px, transparent 1px);
  background-size: 5rem 5rem;
}

.section-index.light {
  border-color: var(--line-light);
}

.execution-intro .section-kicker {
  margin-top: clamp(3rem, 7vh, 6rem);
  color: var(--sun);
}

.execution-intro h2 {
  color: var(--paper-bright);
  font-size: clamp(3.5rem, 4.6vw, 5.6rem);
  font-weight: 900;
  letter-spacing: -0.085em;
  line-height: 0.82;
  white-space: nowrap;
  word-break: keep-all;
}

.execution-note {
  max-width: 26rem;
  margin-top: 2.5rem;
  color: rgba(251, 248, 241, 0.72);
  font-size: 0.88rem;
}

.execution-timeline {
  border-left: 1px solid var(--line-light);
  list-style: none;
}

.timeline-item {
  display: grid;
  grid-template-columns: minmax(10rem, 0.7fr) minmax(0, 1.3fr);
  min-height: 13rem;
  padding: clamp(1.5rem, 3.2vw, 3rem);
  gap: clamp(1.5rem, 3vw, 4rem);
  border-bottom: 1px solid var(--line-light);
  align-items: start;
  transition: background 180ms ease, color 180ms ease;
}

.timeline-item:hover {
  background: var(--sun);
  color: var(--ink);
}

.timeline-item time {
  color: var(--sun);
  font-size: clamp(2.6rem, 4.8vw, 5.7rem);
  font-weight: 900;
  letter-spacing: -0.075em;
  line-height: 0.88;
}

.timeline-item:hover time {
  color: var(--clay);
}

.timeline-item > div {
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0 1rem;
}

.timeline-item > div > span {
  padding-top: 0.35rem;
  color: rgba(251, 248, 241, 0.58);
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.15em;
}

.timeline-item:hover > div > span {
  color: var(--ink-soft);
}

.timeline-item h3 {
  font-family: var(--serif);
  font-size: clamp(1.45rem, 2.7vw, 2.75rem);
  font-weight: 400;
  line-height: 1.25;
}

.timeline-item ul {
  grid-column: 2;
  display: flex;
  margin-top: 1.25rem;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
}

.timeline-item li {
  padding: 0.28rem 0.65rem;
  border: 1px solid var(--line-light);
  border-radius: 999px;
  font-size: 0.72rem;
}

.timeline-item:hover li {
  border-color: rgba(24, 58, 46, 0.35);
}

.communication {
  padding-top: clamp(6rem, 11vw, 11rem);
  padding-bottom: clamp(6rem, 10vw, 10rem);
}

.communication .section-heading h2 {
  max-width: none;
}

.phase-scroller {
  margin-top: clamp(3rem, 6vw, 6rem);
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  scrollbar-color: var(--clay) rgba(24, 58, 46, 0.12);
  scrollbar-width: thin;
}

.phase-track {
  display: grid;
  grid-template-columns: repeat(7, minmax(17rem, 1fr));
  min-width: 126rem;
  border-top: 1px solid var(--ink);
  border-left: 1px solid var(--ink);
  list-style: none;
}

.phase-card {
  position: relative;
  min-height: 25rem;
  padding: 1.5rem;
  scroll-snap-align: start;
  border-right: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  background: var(--paper-bright);
}

.phase-card::before {
  position: absolute;
  top: -0.42rem;
  left: 1.45rem;
  width: 0.75rem;
  height: 0.75rem;
  border: 1px solid var(--ink);
  border-radius: 50%;
  background: var(--clay);
  content: "";
}

.phase-number {
  display: block;
  margin-bottom: clamp(3rem, 5vw, 5rem);
  color: var(--clay);
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.phase-card time {
  color: var(--forest);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.09em;
}

.phase-card h3 {
  margin-top: 0.6rem;
  color: var(--forest);
  font-size: 1.8rem;
  letter-spacing: -0.05em;
  line-height: 1.1;
}

.phase-card ul {
  position: absolute;
  right: 1.5rem;
  bottom: 1.5rem;
  left: 1.5rem;
  list-style: none;
}

.phase-card li {
  padding: 0.38rem 0;
  border-top: 1px solid var(--line);
  font-size: 0.79rem;
}

.swipe-note {
  margin-top: 1rem;
  color: var(--ink-soft);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-align: right;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  min-height: 9rem;
  padding: 2rem var(--gutter);
  align-items: center;
  background: var(--clay);
  color: var(--paper-bright);
}

.site-footer > div {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
}

.site-footer strong {
  font-size: 1.3rem;
  font-weight: 900;
  letter-spacing: -0.05em;
}

.site-footer span,
.site-footer p,
.site-footer a {
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.site-footer p {
  justify-self: center;
}

.site-footer a {
  justify-self: end;
  text-decoration: none;
}

.reveal {
  opacity: 0;
  transform: translateY(1.75rem);
  transition: opacity 700ms ease, transform 700ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (max-width: 1000px) {
  .hero-lower {
    grid-template-columns: 1fr 2fr;
  }

  .hero-side-right {
    display: flex;
    grid-column: 2;
  }

  .concept-card {
    width: 64vw;
  }

  .concept-marquee {
    animation-duration: 18s;
  }

  .manifesto-copy {
    grid-template-columns: 1fr;
  }

  .manifesto-text {
    max-width: 42rem;
    margin-left: auto;
  }

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

  .cooperation-card:last-child {
    grid-column: span 2;
    min-height: 27rem;
  }

  .visual-words {
    flex-direction: column;
  }

  .visual-words span:nth-child(2),
  .visual-words span:nth-child(3) {
    margin-top: 0.2em;
  }

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

  .execution-intro {
    position: relative;
    top: 0;
    width: 100%;
    height: auto;
    min-height: 39rem;
  }

  .execution-timeline {
    border-top: 1px solid var(--line-light);
    border-left: 0;
  }
}

@media (max-width: 720px) {
  :root {
    --gutter: 1rem;
  }

  html {
    scroll-padding-top: 4.1rem;
  }

  .site-header {
    grid-template-columns: 1fr 1fr;
    min-height: 4.1rem;
  }

  .site-header > p {
    display: none;
  }

  .site-nav {
    top: 4.1rem;
    grid-template-columns: 1fr;
  }

  .site-nav a {
    min-height: 5.2rem;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .hero {
    min-height: calc(100svh - 4.1rem);
    padding-top: 1rem;
  }

  .hero-topline span:last-child {
    display: none;
  }

  .hero-heading {
    padding-top: 1.2rem;
  }

  .hero h1 {
    font-size: clamp(4.2rem, 22.8vw, 7.2rem);
    line-height: 0.8;
  }

  .hero h1 span {
    font-size: 0.42em;
  }

  .hero-lower {
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-top: clamp(1.75rem, 7vw, 3rem);
  }

  .hero-side-right {
    grid-column: 1;
    grid-row: 3;
  }

  .hero-side {
    min-height: 5.6rem;
    padding: 0.55rem 0;
    flex-direction: row;
    align-items: end;
  }

  .hero-side p:last-child {
    text-align: right;
  }

  .scroll-link {
    display: none;
  }

  .manifesto {
    padding-top: 4.5rem;
    padding-bottom: 6rem;
  }

  .manifesto-copy {
    padding-top: 3rem;
    gap: 2.5rem;
  }

  .manifesto h2 {
    font-size: clamp(2.85rem, 14vw, 4.6rem);
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .section-heading h2 {
    font-size: clamp(2.9rem, 14vw, 4.8rem);
  }

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

  .cooperation-card,
  .cooperation-card:last-child {
    grid-column: auto;
    min-height: 30rem;
  }

  .cooperation-card:hover {
    transform: none;
  }

  .visual-break {
    min-height: 48rem;
  }

  .visual-words {
    top: 1.25rem;
    font-size: clamp(2.65rem, 16vw, 5rem);
  }

  .visual-photo {
    inset: 26% 1rem 1rem;
    border-radius: 50% 50% 0 0 / 28% 28% 0 0;
  }

  .execution-intro {
    min-height: 34rem;
    padding-top: 3rem;
  }

  .execution-intro h2 {
    font-size: clamp(3.25rem, 14vw, 4.6rem);
  }

  .timeline-item {
    grid-template-columns: 1fr;
    min-height: 15rem;
    gap: 2.2rem;
  }

  .timeline-item time {
    font-size: clamp(3rem, 15vw, 5rem);
  }

  .phase-scroller {
    margin-right: calc(var(--gutter) * -1);
    margin-left: calc(var(--gutter) * -1);
    padding-left: var(--gutter);
    scroll-snap-type: x mandatory;
  }

  .phase-track {
    grid-template-columns: repeat(7, minmax(79vw, 79vw));
    min-width: max-content;
    padding-right: var(--gutter);
  }

  .site-footer {
    grid-template-columns: 1fr auto;
    min-height: 8rem;
  }

  .site-footer p {
    display: none;
  }
}

@media (max-width: 390px) {
  .hero h1 {
    font-size: clamp(3.65rem, 22vw, 5.2rem);
  }

  .hero-image figcaption span:last-child {
    display: none;
  }

  .timeline-item > div {
    grid-template-columns: 1.5rem 1fr;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .concept-strip {
    overflow-x: auto;
  }

  .concept-marquee {
    animation: none;
  }
}