/* =========================================================
   HOME — the overture
   ========================================================= */

.page--home {
  background: var(--ink);
}

.home-hero {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 100svh;
  padding-top: calc(var(--header-h) + 1.8rem);
  overflow: hidden;
  background:
    radial-gradient(circle at 78% 44%, rgba(255, 77, 18, 0.11), transparent 28%),
    linear-gradient(180deg, #090806 0%, #0c0a07 58%, #090806 100%);
}

.home-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(241, 237, 228, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(241, 237, 228, 0.035) 1px, transparent 1px);
  background-size: clamp(70px, 7vw, 120px) clamp(70px, 7vw, 120px);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 82%);
  pointer-events: none;
}

.home-hero::after {
  content: "CHAOYU";
  position: absolute;
  left: -0.06em;
  bottom: -0.23em;
  z-index: 0;
  color: transparent;
  font-family: var(--sans);
  font-size: clamp(10rem, 28vw, 34rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.08em;
  -webkit-text-stroke: 1px rgba(241, 237, 228, 0.055);
  pointer-events: none;
  user-select: none;
}

.home-hero__top,
.home-hero__main,
.home-hero__bottom {
  position: relative;
  z-index: 2;
}

.home-hero__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding-bottom: clamp(1.8rem, 3vw, 3rem);
  color: var(--muted);
  font-size: 0.61rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.hero-status {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  white-space: nowrap;
}

.hero-main {
  display: grid;
  grid-template-columns: minmax(0, 1.17fr) minmax(21rem, 0.83fr);
  align-items: center;
  gap: clamp(1.5rem, 4vw, 5rem);
  flex: 1;
  padding: clamp(2.5rem, 5vh, 5rem) 0 clamp(2.5rem, 5vh, 4rem);
}

.hero-main__text {
  position: relative;
  z-index: 2;
}

.hero-coords {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: clamp(1rem, 2.2vh, 2rem);
  color: var(--muted);
  font-size: 0.6rem;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

.hero-coords::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--orange);
}

.hero-title {
  position: relative;
  z-index: 2;
  font-family: var(--serif);
  font-size: clamp(5.8rem, 13vw, 13.5rem);
  font-weight: 800;
  line-height: 0.84;
  letter-spacing: -0.06em;
  white-space: nowrap;
}

.hero-title__line {
  display: flex;
  align-items: flex-start;
  gap: 0.18em;
  overflow: hidden;
  padding-right: 0.12em;
}

.hero-title__line > span {
  display: inline-block;
  animation: titleRise 1.15s var(--ease) both;
  animation-delay: calc(0.1s + var(--i, 0) * 0.12s);
}

.hero-title__line sup {
  align-self: flex-start;
  margin-top: 0.34em;
  color: var(--muted);
  font-family: var(--sans);
  font-size: clamp(0.5rem, 0.8vw, 0.7rem);
  font-weight: 500;
  letter-spacing: 0.1em;
  line-height: 1;
}

.hero-title__line--indent {
  padding-left: clamp(2.5rem, 8vw, 10rem);
}

.hero-title__line--indent .outline {
  color: transparent;
  -webkit-text-stroke: clamp(1px, 0.1vw, 1.8px) rgba(241, 237, 228, 0.82);
}

.hero-title .accent {
  color: var(--orange);
}

.hero-title__tag {
  position: absolute;
  top: 1.5em;
  right: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.45rem;
  color: var(--muted);
  font-family: var(--sans);
  font-size: 0.58rem;
  font-weight: 500;
  line-height: 1.6;
  letter-spacing: 0.12em;
  text-align: right;
  text-transform: uppercase;
}

.hero-title__tag i {
  display: block;
  width: 5px;
  height: 5px;
  margin-bottom: 0.2rem;
  background: var(--orange);
  border-radius: 50%;
}

.hero-sub {
  display: grid;
  grid-template-columns: minmax(8rem, 0.75fr) minmax(14rem, 1.25fr);
  gap: clamp(1.4rem, 3vw, 4rem);
  align-items: end;
  margin-top: clamp(2rem, 4.5vh, 3.6rem);
  padding-top: clamp(1.5rem, 2.5vw, 2.25rem);
  border-top: 1px solid var(--line);
}

.hero-en {
  font-size: clamp(1rem, 1.8vw, 1.7rem);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: -0.035em;
  text-transform: uppercase;
}

.hero-copy {
  max-width: 35rem;
  color: var(--muted);
  font-size: clamp(0.82rem, 0.9vw, 0.95rem);
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.1rem;
  margin-top: 1.7rem;
}

.hero-actions .text-link {
  margin-left: 0.5rem;
  border-bottom-color: var(--line-strong);
  color: var(--bone);
}

.hero-actions .text-link:hover {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

/* compute core */

.core-wrap {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 0;
  padding-left: clamp(0rem, 2vw, 2rem);
}

.core-stage {
  position: relative;
  width: min(100%, 600px);
  aspect-ratio: 1;
  border: 1px solid rgba(241, 237, 228, 0.18);
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 50%, rgba(255, 77, 18, 0.14), transparent 39%),
    radial-gradient(circle at 50% 50%, transparent 49.7%, rgba(241, 237, 228, 0.08) 50%, transparent 50.3%),
    rgba(9, 8, 6, 0.18);
  box-shadow:
    inset 0 0 80px rgba(255, 77, 18, 0.08),
    0 30px 100px rgba(0, 0, 0, 0.38);
  isolation: isolate;
}

.core-stage::before {
  content: "";
  position: absolute;
  inset: 9%;
  border: 1px solid rgba(241, 237, 228, 0.09);
  border-radius: 50%;
  box-shadow:
    inset 0 0 0 1px rgba(255, 77, 18, 0.04),
    0 0 0 20px rgba(241, 237, 228, 0.018);
}

.core-stage::after {
  content: "";
  position: absolute;
  inset: -7%;
  border-radius: 50%;
  background: conic-gradient(
    from 210deg,
    transparent 0deg,
    transparent 254deg,
    rgba(255, 77, 18, 0.5) 268deg,
    transparent 285deg,
    transparent 360deg
  );
  -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 1px), #000 calc(100% - 1px));
  mask: radial-gradient(farthest-side, transparent calc(100% - 1px), #000 calc(100% - 1px));
  pointer-events: none;
  animation: coreSpin 18s linear infinite;
}

@keyframes coreSpin {
  to {
    transform: rotate(360deg);
  }
}

.core-canvas {
  position: absolute;
  inset: 2%;
  width: 96%;
  height: 96%;
  border-radius: 50%;
}

.core-orbit {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 1;
  width: 112%;
  height: 38%;
  border: 1px solid rgba(241, 237, 228, 0.13);
  border-radius: 50%;
  pointer-events: none;
}

.core-orbit--a {
  transform: translate(-50%, -50%) rotate(-28deg);
}

.core-orbit--b {
  width: 92%;
  height: 68%;
  border-color: rgba(255, 77, 18, 0.16);
  transform: translate(-50%, -50%) rotate(52deg);
}

.core-orbit::after {
  content: "";
  position: absolute;
  top: 50%;
  left: -3px;
  width: 5px;
  height: 5px;
  background: var(--orange);
  border-radius: 50%;
  box-shadow: 0 0 14px rgba(255, 77, 18, 0.9);
}

.core-hud {
  position: absolute;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: rgba(241, 237, 228, 0.5);
  font-size: 0.52rem;
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  white-space: nowrap;
}

.core-hud b {
  color: var(--orange);
  font-weight: 600;
}

.core-hud--tl {
  top: 10%;
  left: 13%;
}

.core-hud--tr {
  top: 10%;
  right: 13%;
}

.core-hud--bl {
  bottom: 12%;
  left: 10%;
}

.core-hud--br {
  right: 11%;
  bottom: 12%;
}

.core-hud--center {
  top: 50%;
  left: 50%;
  flex-direction: column;
  gap: 0.4rem;
  color: var(--bone);
  font-size: 0.48rem;
  letter-spacing: 0.22em;
  transform: translate(-50%, -50%);
  text-align: center;
  pointer-events: none;
}

.core-hud--center::before {
  content: "";
  width: 5px;
  height: 5px;
  margin-bottom: 0.15rem;
  background: var(--orange);
  border-radius: 50%;
  box-shadow: 0 0 16px var(--orange);
}

.core-stage__num {
  position: absolute;
  right: -0.12em;
  bottom: -0.22em;
  z-index: 0;
  color: transparent;
  font-size: clamp(5rem, 9vw, 9rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.06em;
  -webkit-text-stroke: 1px rgba(241, 237, 228, 0.08);
  pointer-events: none;
}

.core-caption {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-top: 1.35rem;
  color: var(--muted);
  font-size: 0.56rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  white-space: nowrap;
}

.core-caption::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--orange);
}

/* hero lower rail */

.home-hero__bottom {
  display: grid;
  grid-template-columns: 0.7fr 2.3fr;
  align-items: stretch;
  border-top: 1px solid var(--line);
}

.hero-scroll {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding-right: 2rem;
  color: var(--muted);
  font-size: 0.55rem;
  letter-spacing: 0.14em;
}

.hero-scroll i {
  position: relative;
  display: block;
  width: 1px;
  height: 32px;
  overflow: hidden;
  background: var(--line);
}

.hero-scroll i::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--orange);
  animation: scrollLine 2.4s var(--ease-in-out) infinite;
}

@keyframes scrollLine {
  0% {
    transform: translateY(-100%);
  }
  60%,
  100% {
    transform: translateY(100%);
  }
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-left: 1px solid var(--line);
}

.hero-metric {
  display: flex;
  align-items: baseline;
  gap: 0.8rem;
  padding: 1.15rem clamp(1rem, 2.3vw, 2.5rem);
  border-right: 1px solid var(--line);
}

.hero-metric b {
  color: var(--bone);
  font-size: clamp(1.4rem, 2vw, 2rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}

.hero-metric b sup {
  color: var(--orange);
  font-size: 0.6em;
  vertical-align: super;
}

.hero-metric span {
  color: var(--muted);
  font-size: 0.55rem;
  line-height: 1.4;
  letter-spacing: 0.08em;
}

@keyframes titleRise {
  from {
    transform: translateY(112%);
  }
  to {
    transform: translateY(0);
  }
}

/* signal ribbon */

.signal-strip {
  position: relative;
  z-index: 3;
  overflow: hidden;
  background: var(--orange);
  color: var(--ink);
  border-top: 1px solid var(--orange);
  border-bottom: 1px solid var(--orange);
}

.signal-strip__track {
  display: flex;
  width: max-content;
  animation: marquee 30s linear infinite;
}

.signal-group {
  display: flex;
  align-items: center;
  gap: 1.9rem;
  padding: 0.75rem 0;
  padding-right: 1.9rem;
}

.signal-group span {
  flex: 0 0 auto;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.signal-group i {
  display: block;
  width: 6px;
  height: 6px;
  background: var(--ink);
  transform: rotate(45deg);
}

/* manifesto */

.manifesto {
  position: relative;
  overflow: hidden;
  background: var(--paper);
  color: var(--ink);
  padding: clamp(5rem, 10vw, 10rem) var(--gutter) clamp(4.5rem, 8vw, 8rem);
}

.manifesto::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(9, 8, 6, 0.13) 0.65px, transparent 0.8px);
  background-size: 11px 11px;
  opacity: 0.28;
  pointer-events: none;
}

.manifesto > * {
  position: relative;
  z-index: 1;
}

.manifesto__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  width: min(var(--max), 100%);
  margin: 0 auto clamp(3.5rem, 7vw, 7rem);
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line-dark);
}

.manifesto .index-tag b {
  color: var(--orange-deep);
}

.manifesto__coords {
  color: var(--muted-dark);
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.manifesto__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(17rem, 0.75fr);
  align-items: end;
  gap: clamp(3rem, 8vw, 10rem);
  width: min(var(--max), 100%);
  margin-inline: auto;
}

.manifesto__title {
  font-family: var(--serif);
  font-size: clamp(3.2rem, 7.2vw, 8rem);
  font-weight: 800;
  line-height: 1.03;
  letter-spacing: -0.06em;
}

.manifesto__title .indent {
  display: inline-block;
  padding-left: 0.85em;
}

.manifesto__aside {
  padding-bottom: 0.6rem;
}

.manifesto__lead {
  margin-bottom: 2rem;
  font-family: var(--serif);
  font-size: clamp(1.55rem, 2.5vw, 2.4rem);
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: -0.03em;
}

.manifesto__lead em {
  position: relative;
  color: var(--orange-deep);
  font-style: normal;
}

.manifesto__lead em::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0.08em;
  height: 0.09em;
  background: var(--orange);
}

.manifesto__copy {
  max-width: 27rem;
  color: var(--muted-dark);
  font-size: 0.88rem;
  line-height: 1.95;
}

.manifesto__aside .text-link {
  margin-top: 2.2rem;
  color: var(--ink);
  border-bottom-color: var(--line-dark-strong);
}

.manifesto__aside .text-link:hover {
  color: var(--orange-deep);
}

.manifesto__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  width: min(var(--max), 100%);
  margin: clamp(4rem, 8vw, 8rem) auto 0;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line-dark);
}

.manifesto__foot p {
  max-width: 27rem;
  color: var(--muted-dark);
  font-size: 0.73rem;
  line-height: 1.8;
}

.manifesto__facts {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1.5rem, 4vw, 4rem);
}

.manifesto__facts div {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.manifesto__facts b {
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1;
}

.manifesto__facts span {
  color: var(--muted-dark);
  font-size: 0.54rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.manifesto-seal {
  display: flex;
  align-items: center;
  justify-content: center;
  width: clamp(7.5rem, 12vw, 11rem);
  aspect-ratio: 1;
  border: 1px solid var(--line-dark-strong);
  border-radius: 50%;
  color: var(--muted-dark);
  font-size: 0.52rem;
  line-height: 1.5;
  letter-spacing: 0.14em;
  text-align: center;
  text-transform: uppercase;
}

.manifesto-seal span {
  color: var(--orange-deep);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0;
}

/* gateways */

.gateways {
  position: relative;
  padding: clamp(5rem, 9vw, 9rem) var(--gutter) clamp(4rem, 7vw, 7rem);
  background: var(--ink);
  color: var(--bone);
}

.gateways .wrap {
  width: min(var(--max), 100%);
}

.gateway-list {
  border-top: 1px solid var(--line);
}

.gateway {
  position: relative;
  display: grid;
  grid-template-columns: 6rem minmax(0, 1fr) minmax(0, 1.15fr) 3rem;
  align-items: center;
  gap: clamp(1rem, 3vw, 3rem);
  padding: clamp(1.5rem, 2.6vw, 2.5rem) 0;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  transition: color 0.4s var(--ease);
}

.gateway::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background: var(--orange);
  transform: scaleY(0);
  transform-origin: 50% 100%;
  transition: transform 0.48s var(--ease);
}

.gateway > * {
  position: relative;
  z-index: 2;
}

.gateway:hover {
  color: var(--ink);
}

.gateway:hover::before {
  transform: scaleY(1);
}

.gateway__num {
  align-self: start;
  padding-top: 0.2rem;
  color: var(--orange);
  font-size: 0.67rem;
  font-weight: 600;
  letter-spacing: 0.13em;
  transition: color 0.35s ease;
}

.gateway:hover .gateway__num {
  color: var(--ink);
}

.gateway__name {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.gateway__name strong {
  font-family: var(--serif);
  font-size: clamp(1.7rem, 3.6vw, 3.35rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.04em;
}

.gateway__name small {
  color: var(--muted);
  font-family: var(--sans);
  font-size: 0.56rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition: color 0.35s ease;
}

.gateway:hover .gateway__name small {
  color: rgba(9, 8, 6, 0.65);
}

.gateway__desc {
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.8;
  transition: color 0.35s ease;
}

.gateway:hover .gateway__desc {
  color: rgba(9, 8, 6, 0.78);
}

.gateway__arrow {
  justify-self: end;
  width: 2rem;
  height: 2rem;
  color: var(--orange);
  transition: color 0.35s ease, transform 0.45s var(--ease);
}

.gateway:hover .gateway__arrow {
  color: var(--ink);
  transform: translate(4px, -4px);
}

.gateway__mark {
  position: absolute;
  top: 50%;
  right: 5rem;
  z-index: 1;
  color: transparent;
  font-family: var(--serif);
  font-size: clamp(8rem, 18vw, 18rem);
  font-weight: 900;
  line-height: 0.7;
  letter-spacing: -0.08em;
  -webkit-text-stroke: 1px rgba(9, 8, 6, 0.25);
  opacity: 0;
  transform: translateY(-45%) scale(0.92);
  transition: opacity 0.4s ease, transform 0.6s var(--ease);
  pointer-events: none;
}

.gateway:hover .gateway__mark {
  opacity: 1;
  transform: translateY(-50%) scale(1);
}

.gateways__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-top: clamp(2.5rem, 4vw, 4rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.gateways__foot p {
  color: var(--muted);
  font-family: var(--serif);
  font-size: clamp(1.1rem, 1.8vw, 1.45rem);
  line-height: 1.6;
}

.gateways__foot p em {
  color: var(--orange);
  font-style: normal;
}

/* numbers / scale */

.scale {
  position: relative;
  overflow: hidden;
  padding: clamp(4.5rem, 8vw, 8rem) var(--gutter);
  background: var(--paper-deep);
  color: var(--ink);
  border-top: 1px solid var(--line-dark);
}

.scale .wrap {
  width: min(var(--max), 100%);
}

.scale__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: clamp(3rem, 5vw, 5rem);
}

.scale__top p {
  max-width: 27rem;
  color: var(--muted-dark);
  font-size: 0.8rem;
  line-height: 1.9;
}

.scale__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line-dark-strong);
  border-bottom: 1px solid var(--line-dark-strong);
}

.scale-stat {
  min-width: 0;
  padding: clamp(1.5rem, 3vw, 2.6rem) clamp(0.9rem, 2vw, 2rem) clamp(1.4rem, 2.7vw, 2.2rem) 0;
  border-right: 1px solid var(--line-dark);
}

.scale-stat:last-child {
  border-right: 0;
}

.scale-stat b {
  display: flex;
  align-items: flex-start;
  color: var(--ink);
  font-size: clamp(2.4rem, 5.3vw, 5.8rem);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.075em;
  font-variant-numeric: tabular-nums;
}

.scale-stat b sup {
  margin-top: 0.15em;
  margin-left: 0.08em;
  color: var(--orange-deep);
  font-size: 0.36em;
  letter-spacing: 0;
}

.scale-stat span {
  display: block;
  margin-top: 1.15rem;
  color: var(--ink);
  font-size: 0.67rem;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.scale-stat small {
  display: block;
  margin-top: 0.25rem;
  color: var(--muted-dark);
  font-size: 0.55rem;
  line-height: 1.55;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.scale__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  margin-top: clamp(2rem, 4vw, 3.5rem);
}

.scale__quote {
  max-width: 32rem;
  font-family: var(--serif);
  font-size: clamp(1.25rem, 2.2vw, 1.9rem);
  font-weight: 500;
  line-height: 1.65;
  letter-spacing: -0.02em;
}

.scale__quote em {
  color: var(--orange-deep);
  font-style: normal;
}

.scale__note {
  max-width: 14rem;
  color: var(--muted-dark);
  font-size: 0.56rem;
  line-height: 1.7;
  letter-spacing: 0.08em;
  text-align: right;
  text-transform: uppercase;
}

/* orange closing variant */

.closing-cta--orange {
  background: var(--orange);
  color: var(--ink);
}

.closing-cta--orange::before {
  border-color: rgba(9, 8, 6, 0.2);
  box-shadow: 0 0 0 8vw rgba(9, 8, 6, 0.025), 0 0 0 16vw rgba(9, 8, 6, 0.02);
}

.closing-cta--orange h2 em {
  color: var(--paper-bright);
}

.closing-cta--orange .closing-cta__aside p {
  color: rgba(9, 8, 6, 0.7);
}

.closing-cta--orange .eyebrow::before {
  background: var(--ink);
}

.closing-cta--orange .btn--solid {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--bone);
}

.closing-cta--orange .btn--solid::before {
  background: var(--paper);
}

.closing-cta--orange .btn--solid:hover {
  border-color: var(--paper);
  color: var(--ink);
}

/* responsive */

@media (max-width: 1280px) {
  .hero-title {
    font-size: clamp(5.2rem, 12.2vw, 11rem);
  }

  .hero-main {
    grid-template-columns: minmax(0, 1.12fr) minmax(18rem, 0.88fr);
    gap: 1.5rem;
  }

  .core-stage {
    width: min(100%, 500px);
  }

  .hero-title__tag {
    display: none;
  }
}

@media (max-width: 980px) {
  .hero-main {
    grid-template-columns: 1fr;
    gap: 2.2rem;
    padding-top: 2.5rem;
  }

  .core-wrap {
    align-items: flex-start;
    padding-left: 0;
  }

  .core-stage {
    width: min(82vw, 470px);
    margin-left: auto;
  }

  .core-caption {
    margin-left: auto;
  }

  .hero-title {
    font-size: clamp(4.9rem, 15.5vw, 9.3rem);
  }

  .hero-sub {
    max-width: 43rem;
  }

  .home-hero__bottom {
    grid-template-columns: 1fr;
  }

  .hero-scroll {
    display: none;
  }

  .hero-metrics {
    border-left: 0;
  }

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

  .scale-stat:nth-child(2) {
    border-right: 0;
  }

  .scale-stat:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line-dark);
  }

  .manifesto__grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .manifesto__aside {
    max-width: 36rem;
  }

  .gateway {
    grid-template-columns: 3rem minmax(0, 1fr) 2.5rem;
  }

  .gateway__desc {
    display: none;
  }

  .gateway__mark {
    right: 1rem;
  }
}

@media (max-width: 640px) {
  .home-hero {
    min-height: auto;
    padding-top: calc(var(--header-h) + 1.2rem);
  }

  .home-hero::after {
    font-size: 36vw;
    bottom: 6%;
  }

  .home-hero__top {
    font-size: 0.52rem;
  }

  .home-hero__top .eyebrow {
    max-width: 15rem;
    line-height: 1.6;
  }

  .hero-status {
    font-size: 0.48rem;
  }

  .hero-title {
    font-size: clamp(4.25rem, 20.5vw, 7.2rem);
    line-height: 0.85;
  }

  .hero-title__line sup {
    display: none;
  }

  .hero-title__line--indent {
    padding-left: 1.7rem;
  }

  .hero-coords {
    margin-bottom: 1.1rem;
    font-size: 0.5rem;
  }

  .hero-sub {
    grid-template-columns: 1fr;
    gap: 1.3rem;
    margin-top: 2rem;
    padding-top: 1.3rem;
  }

  .hero-en {
    font-size: 1rem;
  }

  .hero-copy {
    max-width: 31rem;
    font-size: 0.8rem;
    line-height: 1.85;
  }

  .hero-actions {
    gap: 0.75rem;
    margin-top: 1.4rem;
  }

  .hero-actions .btn {
    flex: 1;
    min-width: 0;
    gap: 1.2rem;
    padding-inline: 1rem;
  }

  .hero-actions .text-link {
    width: 100%;
    margin-left: 0;
    padding-top: 0.3rem;
  }

  .core-wrap {
    margin-top: 0.5rem;
  }

  .core-stage {
    width: min(88vw, 390px);
    margin-inline: auto;
  }

  .core-caption {
    margin-left: auto;
  }

  .core-hud--tl,
  .core-hud--tr {
    top: 8%;
  }

  .core-hud--bl,
  .core-hud--br {
    bottom: 8%;
  }

  .core-hud--tl {
    left: 10%;
  }

  .core-hud--tr {
    right: 8%;
  }

  .core-hud--bl {
    left: 8%;
  }

  .core-hud--br {
    right: 8%;
  }

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

  .hero-metric {
    border-right: 0;
    border-bottom: 1px solid var(--line);
    padding: 0.9rem 0;
    gap: 1rem;
  }

  .hero-metric:last-child {
    border-bottom: 0;
  }

  .hero-metric b {
    min-width: 4.2rem;
    font-size: 1.5rem;
  }

  .hero-metric span {
    font-size: 0.56rem;
  }

  .signal-group {
    gap: 1.2rem;
    padding: 0.65rem 0;
    padding-right: 1.2rem;
  }

  .signal-group span {
    font-size: 0.58rem;
  }

  .manifesto {
    padding-inline: var(--gutter);
  }

  .manifesto__head {
    margin-bottom: 2.8rem;
  }

  .manifesto__coords {
    display: none;
  }

  .manifesto__title {
    font-size: clamp(2.8rem, 13vw, 4rem);
    line-height: 1.08;
  }

  .manifesto__lead {
    font-size: 1.45rem;
  }

  .manifesto__foot {
    margin-top: 3.5rem;
  }

  .manifesto-seal {
    display: none;
  }

  .gateways {
    padding-inline: var(--gutter);
  }

  .gateway {
    padding-block: 1.4rem;
    grid-template-columns: 2rem minmax(0, 1fr) 2rem;
    gap: 0.7rem;
  }

  .gateway__name strong {
    font-size: 1.7rem;
  }

  .gateway__mark {
    display: none;
  }

  .scale {
    padding-inline: var(--gutter);
  }

  .scale__top {
    display: block;
  }

  .scale__top p {
    margin-top: 1rem;
    font-size: 0.73rem;
  }

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

  .scale-stat {
    padding: 1.3rem 0.8rem 1.2rem 0;
  }

  .scale-stat:nth-child(odd) {
    padding-right: 1rem;
  }

  .scale-stat b {
    font-size: clamp(2.4rem, 12vw, 3.6rem);
  }

  .scale-stat span {
    margin-top: 0.8rem;
    font-size: 0.6rem;
  }

  .scale-stat small {
    font-size: 0.48rem;
  }

  .scale__foot {
    display: block;
  }

  .scale__note {
    margin-top: 1.2rem;
    text-align: left;
  }

  .scale__quote {
    font-size: 1.2rem;
  }
}

@media (max-width: 380px) {
  .hero-title {
    font-size: 4.05rem;
  }

  .hero-title__line--indent {
    padding-left: 1.2rem;
  }
}