:root {
  --ink: #060b21;
  --muted: #5f6475;
  --paper: #f7f8fc;
  --paper-2: #eef1f8;
  --line: rgba(6, 11, 33, 0.14);
  --blue: #0647ff;
  --cyan: #00cfff;
  --violet: #6b20ff;
  --magenta: #d40ff1;
  --gradient: linear-gradient(112deg, var(--cyan) 0%, var(--blue) 42%, var(--violet) 70%, var(--magenta) 100%);
  --max: 1440px;
}

* {
  box-sizing: border-box;
}

html {
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  scroll-behavior: smooth;
}

body {
  position: relative;
  width: 100%;
  max-width: 100%;
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

body::selection {
  color: white;
  background: var(--blue);
}

a {
  color: inherit;
}

.skip-link {
  position: fixed;
  top: 0;
  left: 1rem;
  z-index: 100;
  padding: 0.7rem 1rem;
  color: white;
  background: var(--ink);
  transform: translateY(-120%);
  transition: transform 180ms ease;
}

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

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  width: 100%;
  min-height: 5.5rem;
  padding: 0 3.4vw;
  border-bottom: 1px solid transparent;
  transition: min-height 220ms ease, background 220ms ease, border-color 220ms ease, backdrop-filter 220ms ease;
}

.site-header.is-scrolled {
  min-height: 4.4rem;
  background: rgba(247, 248, 252, 0.86);
  border-color: var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: block;
  width: min(15rem, 34vw);
  line-height: 0;
}

.brand img,
.site-footer img {
  width: 100%;
  height: auto;
}

.nav {
  display: flex;
  align-items: center;
  gap: 2.2rem;
}

.nav a {
  position: relative;
  padding: 0.5rem 0;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

.nav a::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 2px;
  background: var(--gradient);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 200ms ease;
}

.nav a:hover::after,
.nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.status {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status span {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 0.25rem rgba(6, 71, 255, 0.1);
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(24rem, 0.92fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 7rem);
  min-height: 100svh;
  padding: 9.5rem 6vw 5rem;
  overflow: hidden;
  isolation: isolate;
}

.hero-grid {
  position: absolute;
  inset: 0;
  z-index: -3;
  opacity: 0.48;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: clamp(4rem, 7vw, 7.4rem) clamp(4rem, 7vw, 7.4rem);
  mask-image: linear-gradient(to bottom, black, transparent 92%);
}

.hero::after {
  position: absolute;
  inset: 0;
  z-index: -2;
  background: linear-gradient(90deg, var(--paper) 0%, rgba(247, 248, 252, 0.93) 35%, rgba(247, 248, 252, 0.3) 72%, var(--paper) 100%);
  content: "";
}

.hero-glow {
  position: absolute;
  z-index: -1;
  border-radius: 50%;
  filter: blur(2px);
  pointer-events: none;
}

.hero-glow-one {
  top: 4%;
  right: -9vw;
  width: 48vw;
  height: 48vw;
  background: radial-gradient(circle, rgba(0, 207, 255, 0.19), rgba(6, 71, 255, 0.08) 38%, transparent 70%);
}

.hero-glow-two {
  bottom: -25vw;
  left: 22vw;
  width: 55vw;
  height: 55vw;
  background: radial-gradient(circle, rgba(212, 15, 241, 0.14), transparent 68%);
}

.hero-copy {
  position: relative;
  z-index: 2;
  max-width: 56rem;
}

.eyebrow,
.section-number {
  margin: 0 0 2rem;
  color: var(--muted);
  font-size: clamp(0.75rem, 1vw, 0.88rem);
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow span {
  display: inline-grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  margin-right: 0.7rem;
  color: white;
  border-radius: 50%;
  background: var(--ink);
  font-size: 0.68rem;
  letter-spacing: 0.03em;
}

.hero h1,
.manifesto h2,
.difference-heading h2,
.closing h2 {
  margin: 0;
  font-weight: 760;
  letter-spacing: -0.068em;
  line-height: 0.96;
}

.hero h1 {
  max-width: 12ch;
  font-size: clamp(3.55rem, 7.2vw, 8rem);
}

.hero h1 em,
.difference-heading h2 em,
.closing h2 em {
  color: transparent;
  background: var(--gradient);
  background-clip: text;
  -webkit-background-clip: text;
  font-style: normal;
}

.hero h1 em {
  padding-right: 0.06em;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}

.hero-lead {
  max-width: 40rem;
  margin: clamp(2rem, 4vw, 3.4rem) 0 2rem;
  color: #33394c;
  font-size: clamp(1.08rem, 1.5vw, 1.34rem);
  line-height: 1.62;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--ink);
  font-size: 0.86rem;
  font-weight: 780;
  letter-spacing: 0.1em;
  text-decoration: none;
  text-transform: uppercase;
}

.text-link span {
  font-size: 1.1rem;
  transition: transform 200ms ease;
}

.text-link:hover span,
.text-link:focus-visible span {
  transform: translate(0.2rem, 0.2rem);
}

.hero-system {
  position: relative;
  justify-self: center;
  display: grid;
  place-items: center;
  width: min(38vw, 36rem);
  aspect-ratio: 1;
}

.hero-system::before {
  position: absolute;
  inset: 7%;
  border: 1px solid rgba(6, 71, 255, 0.25);
  border-radius: 50%;
  background: radial-gradient(circle at 38% 32%, rgba(255, 255, 255, 0.9), rgba(207, 218, 255, 0.43) 45%, rgba(255, 255, 255, 0.25) 70%);
  box-shadow: inset 0 0 4rem rgba(6, 71, 255, 0.08), 0 3rem 8rem rgba(41, 55, 105, 0.11);
  content: "";
}

.orbit {
  position: absolute;
  border: 1px solid rgba(6, 11, 33, 0.25);
  border-radius: 50%;
}

.orbit-a {
  inset: 0;
  border-top-color: var(--blue);
  border-right-color: var(--magenta);
  animation: rotate 22s linear infinite;
}

.orbit-b {
  inset: 17%;
  border-bottom-color: var(--cyan);
  transform: rotate(-18deg);
  animation: rotate-reverse 16s linear infinite;
}

.orbit-a::before,
.orbit-b::before {
  position: absolute;
  top: 50%;
  left: -0.3rem;
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 1.5rem var(--blue);
  content: "";
}

.orbit-b::before {
  top: auto;
  right: 7%;
  bottom: 4%;
  left: auto;
  background: var(--magenta);
  box-shadow: 0 0 1.5rem var(--magenta);
}

.signal {
  position: absolute;
  z-index: -1;
  width: 18%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue));
  transform-origin: right;
}

.signal-a {
  top: 32%;
  left: -5%;
  transform: rotate(-11deg);
}

.signal-b {
  right: -4%;
  bottom: 30%;
  background: linear-gradient(90deg, var(--magenta), transparent);
  transform: rotate(-12deg);
}

.system-core {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 0.15rem;
  text-align: center;
}

.core-kicker,
.core-index {
  color: var(--muted);
  font-size: clamp(0.65rem, 1vw, 0.8rem);
  font-weight: 800;
  letter-spacing: 0.28em;
}

.system-core strong {
  font-size: clamp(2.1rem, 4.5vw, 4.8rem);
  letter-spacing: -0.07em;
}

.core-index {
  margin-top: 1.2rem;
  color: var(--blue);
  letter-spacing: 0.16em;
}

.system-label {
  position: absolute;
  z-index: 3;
  padding: 0.48rem 0.72rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(247, 248, 252, 0.84);
  box-shadow: 0 0.8rem 2rem rgba(6, 11, 33, 0.06);
  backdrop-filter: blur(12px);
  font-size: 0.7rem;
  font-weight: 780;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.label-one { top: 11%; left: 3%; }
.label-two { top: 18%; right: -3%; }
.label-three { right: -5%; bottom: 16%; }
.label-four { bottom: 8%; left: 2%; }

.scroll-note {
  position: absolute;
  bottom: 2.2rem;
  left: 6vw;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 760;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.scroll-note span {
  display: block;
  width: 3rem;
  height: 1px;
  background: var(--ink);
}

.section-shell {
  width: min(calc(100% - 12vw), var(--max));
  margin: 0 auto;
}

.manifesto {
  padding: clamp(7rem, 13vw, 13rem) 0;
}

.manifesto-copy {
  display: grid;
  grid-template-columns: 0.7fr 2fr;
  column-gap: 5vw;
  align-items: start;
  padding-top: clamp(3rem, 6vw, 6rem);
  border-top: 1px solid var(--line);
}

.manifesto-intro {
  max-width: 20rem;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.25vw, 1.18rem);
}

.manifesto h2 {
  max-width: 13ch;
  font-size: clamp(3.2rem, 7vw, 7.6rem);
}

.manifesto h2 span {
  display: block;
  color: var(--blue);
}

.manifesto-body {
  grid-column: 2;
  max-width: 42rem;
  margin: clamp(2.4rem, 5vw, 4.2rem) 0 0;
  color: #363c50;
  font-size: clamp(1.15rem, 1.8vw, 1.6rem);
  line-height: 1.55;
}

.flow-line {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  margin-top: clamp(5rem, 10vw, 9rem);
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.flow-line i {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--line), rgba(6, 71, 255, 0.7), var(--line));
}

.difference {
  position: relative;
  padding: clamp(7rem, 11vw, 11rem) 0;
  color: white;
  background: var(--ink);
  overflow: hidden;
}

.difference::before {
  position: absolute;
  top: -18rem;
  left: 36%;
  width: 52rem;
  height: 52rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(6, 71, 255, 0.24), transparent 68%);
  content: "";
}

.difference .section-shell {
  position: relative;
}

.difference-heading {
  display: grid;
  grid-template-columns: 0.72fr 2fr;
  align-items: start;
  gap: 5vw;
  margin-bottom: clamp(5rem, 10vw, 9rem);
}

.difference .section-number {
  color: rgba(255, 255, 255, 0.5);
}

.difference-heading h2 {
  font-size: clamp(3.7rem, 7.5vw, 8rem);
}

.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.principle {
  min-height: 32rem;
  padding: 2rem clamp(1.2rem, 2vw, 2.2rem) 1rem;
  border-right: 1px solid rgba(255, 255, 255, 0.2);
}

.principle:first-child {
  padding-left: 0;
}

.principle:last-child {
  border-right: 0;
}

.principle-index {
  color: rgba(255, 255, 255, 0.45);
  font-size: 0.7rem;
  font-weight: 760;
  letter-spacing: 0.12em;
}

.principle-mark {
  display: grid;
  place-items: center;
  width: 5.2rem;
  height: 5.2rem;
  margin: 5.5rem 0 3rem;
  color: transparent;
  background: var(--gradient);
  background-clip: text;
  -webkit-background-clip: text;
  font-size: 5.4rem;
  font-weight: 900;
  letter-spacing: -0.16em;
  line-height: 1;
}

.principle-mark-round {
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, var(--cyan), var(--blue) 38%, var(--magenta) 76%, transparent 78%);
  background-clip: border-box;
  box-shadow: 0 0 3rem rgba(6, 71, 255, 0.32);
}

.principle-mark-lines {
  display: flex;
  align-items: center;
  gap: 0.38rem;
  background: none;
}

.principle-mark-lines i {
  display: block;
  width: 1rem;
  height: 4.8rem;
  border-radius: 999px;
  background: var(--gradient);
  transform: skew(-16deg);
}

.principle-mark-lines i:nth-child(2) { height: 3.2rem; opacity: 0.72; }
.principle-mark-lines i:nth-child(3) { height: 1.8rem; opacity: 0.45; }

.principle h3 {
  margin: 0 0 1.2rem;
  font-size: clamp(1.45rem, 2vw, 2rem);
  letter-spacing: -0.035em;
}

.principle p {
  max-width: 24rem;
  margin: 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 1rem;
  line-height: 1.7;
}

.ecosystem {
  padding: clamp(7rem, 13vw, 13rem) 0;
}

.ecosystem-heading {
  display: grid;
  grid-template-columns: 1.65fr 0.75fr;
  align-items: end;
  gap: 6vw;
  padding-top: clamp(3rem, 6vw, 6rem);
  border-top: 1px solid var(--line);
}

.ecosystem-heading h2 {
  margin: 0;
  max-width: 13ch;
  font-size: clamp(3.4rem, 7vw, 7.5rem);
  font-weight: 760;
  letter-spacing: -0.068em;
  line-height: 0.96;
}

.ecosystem-heading h2 span {
  color: var(--blue);
}

.ecosystem-heading > p {
  max-width: 29rem;
  margin: 0 0 0.45rem;
  color: #373d50;
  font-size: clamp(1.05rem, 1.4vw, 1.28rem);
  line-height: 1.65;
}

.ecosystem-grid {
  display: grid;
  grid-template-columns: 1.06fr 0.94fr;
  gap: clamp(1rem, 2vw, 2rem);
  margin-top: clamp(4rem, 8vw, 7rem);
}

.connection {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: clamp(34rem, 48vw, 44rem);
  padding: clamp(1.6rem, 3vw, 3rem);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: clamp(1.2rem, 2vw, 2rem);
}

.connection::before {
  position: absolute;
  inset: 0;
  opacity: 0.22;
  background-image: linear-gradient(rgba(255, 255, 255, 0.24) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.24) 1px, transparent 1px);
  background-size: 4.5rem 4.5rem;
  mask-image: linear-gradient(to bottom, black, transparent 75%);
  content: "";
  pointer-events: none;
}

.connection-commerce {
  color: white;
  border-color: transparent;
  background: linear-gradient(145deg, #005dff 0%, #1736fb 42%, #671df2 73%, #c610eb 100%);
  box-shadow: 0 2.5rem 6rem rgba(59, 34, 210, 0.2);
}

.connection-invoice {
  color: var(--ink);
  background: var(--paper-2);
}

.connection-invoice::before {
  opacity: 0.6;
  background-image: linear-gradient(rgba(6, 11, 33, 0.08) 1px, transparent 1px), linear-gradient(90deg, rgba(6, 11, 33, 0.08) 1px, transparent 1px);
}

.connection-top {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.connection-commerce .connection-top {
  color: rgba(255, 255, 255, 0.68);
}

.connection-invoice .connection-top {
  color: var(--muted);
}

.connection-symbol {
  position: relative;
  z-index: 2;
  display: grid;
  place-items: center;
  width: clamp(7.5rem, 12vw, 11rem);
  aspect-ratio: 1;
  margin: clamp(4.5rem, 8vw, 8rem) 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.46);
  border-radius: 50%;
  box-shadow: inset 0 0 3rem rgba(255, 255, 255, 0.1), 0 1.5rem 4rem rgba(8, 10, 70, 0.2);
}

.connection-symbol::before,
.connection-symbol::after {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  content: "";
}

.connection-symbol::before { inset: 13%; }
.connection-symbol::after { inset: 29%; }

.connection-symbol span {
  position: relative;
  z-index: 2;
  font-size: clamp(2.5rem, 5vw, 4.8rem);
  font-weight: 850;
  letter-spacing: -0.09em;
}

.connection-symbol-invoice {
  border-color: rgba(6, 71, 255, 0.2);
  background: radial-gradient(circle, rgba(0, 207, 255, 0.14), rgba(6, 71, 255, 0.08) 48%, transparent 70%);
  box-shadow: inset 0 0 3rem rgba(6, 71, 255, 0.06), 0 1.5rem 4rem rgba(48, 61, 115, 0.09);
}

.connection-symbol-invoice::before,
.connection-symbol-invoice::after {
  border-color: rgba(6, 71, 255, 0.16);
}

.connection-symbol-invoice span {
  color: transparent;
  background: var(--gradient);
  background-clip: text;
  -webkit-background-clip: text;
}

.connection h3 {
  position: relative;
  z-index: 2;
  max-width: 11ch;
  margin: 3rem 0 1.2rem;
  font-size: clamp(2.25rem, 4.2vw, 4.6rem);
  letter-spacing: -0.06em;
  line-height: 0.98;
}

.connection p {
  position: relative;
  z-index: 2;
  max-width: 32rem;
  margin: 0;
  font-size: 1rem;
  line-height: 1.7;
}

.connection-commerce p {
  color: rgba(255, 255, 255, 0.72);
}

.connection-invoice p {
  color: var(--muted);
}

.connection-meta {
  position: absolute;
  right: clamp(1.6rem, 3vw, 3rem);
  bottom: clamp(1.6rem, 3vw, 3rem);
  z-index: 2;
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
}

.connection-commerce .connection-meta {
  color: rgba(255, 255, 255, 0.55);
}

.connection-invoice .connection-meta {
  color: rgba(6, 11, 33, 0.42);
}

.ecosystem-note {
  max-width: 52rem;
  margin: clamp(3rem, 6vw, 5rem) 0 0 auto;
  padding-left: 2rem;
  border-left: 2px solid var(--blue);
  color: var(--muted);
  font-size: clamp(1.05rem, 1.5vw, 1.3rem);
  line-height: 1.65;
}

.closing {
  position: relative;
  display: grid;
  min-height: 88svh;
  place-items: center;
  padding: clamp(7rem, 12vw, 11rem) 6vw;
  overflow: hidden;
  text-align: center;
}

.closing-content {
  position: relative;
  z-index: 2;
}

.closing .eyebrow {
  display: flex;
  justify-content: center;
  align-items: center;
}

.closing h2 {
  font-size: clamp(3.6rem, 8.5vw, 9rem);
}

.closing p:last-child {
  max-width: 42rem;
  margin: clamp(2.2rem, 4vw, 3.5rem) auto 0;
  color: #343a4d;
  font-size: clamp(1.08rem, 1.55vw, 1.35rem);
  line-height: 1.65;
}

.closing-word {
  position: absolute;
  bottom: -0.22em;
  left: 50%;
  z-index: 0;
  color: rgba(6, 11, 33, 0.025);
  font-size: min(46vw, 43rem);
  font-weight: 900;
  letter-spacing: -0.13em;
  line-height: 0.8;
  transform: translateX(-52%);
  user-select: none;
}

.closing-aura {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(70vw, 60rem);
  aspect-ratio: 1;
  border: 1px solid rgba(6, 71, 255, 0.15);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 207, 255, 0.1), rgba(107, 32, 255, 0.06) 38%, transparent 69%);
  transform: translate(-50%, -50%);
}

.closing-aura::before,
.closing-aura::after {
  position: absolute;
  border: 1px solid rgba(6, 71, 255, 0.12);
  border-radius: 50%;
  content: "";
}

.closing-aura::before { inset: 12%; }
.closing-aura::after { inset: 28%; }

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: end;
  gap: 2rem;
  padding: 2.6rem 3.4vw;
  border-top: 1px solid var(--line);
}

.site-footer img {
  width: min(13rem, 32vw);
}

.site-footer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.site-footer p:last-child {
  justify-self: end;
}

.js .reveal {
  opacity: 0;
  transform: translateY(2rem);
  transition: opacity 720ms cubic-bezier(0.2, 0.8, 0.2, 1), transform 720ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.js .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

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

@keyframes rotate-reverse {
  from { transform: rotate(-18deg); }
  to { transform: rotate(-378deg); }
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .nav {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    align-content: center;
    gap: 3rem;
    padding-top: 8rem;
  }

  .hero-copy {
    padding-top: 3rem;
  }

  .hero-system {
    justify-self: end;
    width: min(62vw, 31rem);
    margin-right: 3vw;
  }

  .manifesto-copy,
  .difference-heading,
  .ecosystem-heading {
    grid-template-columns: 1fr;
  }

  .manifesto-intro {
    margin-bottom: 2.5rem;
  }

  .manifesto-body {
    grid-column: 1;
  }

  .difference-heading {
    gap: 1rem;
  }

  .ecosystem-heading {
    gap: 2.2rem;
    align-items: start;
  }

  .principle {
    min-height: 29rem;
  }
}

@media (max-width: 720px) {
  .site-header {
    min-height: 4.8rem;
    padding: 0 1.2rem;
  }

  .brand {
    width: 10.5rem;
  }

  .status {
    font-size: 0.62rem;
  }

  .hero {
    display: block;
    min-height: auto;
    padding: 8.3rem 1.35rem 5.5rem;
  }

  .hero-copy {
    padding: 0;
  }

  .hero h1 {
    font-size: clamp(3.25rem, 15.5vw, 5.3rem);
  }

  .hero-system {
    width: min(82vw, 29rem);
    margin: 5rem auto 1rem;
  }

  .system-label {
    font-size: 0.58rem;
  }

  .scroll-note {
    display: none;
  }

  .section-shell {
    width: calc(100% - 2.7rem);
  }

  .manifesto {
    padding: 7rem 0;
  }

  .manifesto h2 {
    font-size: clamp(3.1rem, 15vw, 5.6rem);
  }

  .flow-line {
    flex-wrap: wrap;
    gap: 0.8rem;
  }

  .flow-line i {
    flex: 0 0 1.6rem;
  }

  .difference {
    padding: 7rem 0 4rem;
  }

  .difference-heading h2 {
    font-size: clamp(3.25rem, 16vw, 5.6rem);
  }

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

  .principle,
  .principle:first-child {
    min-height: 0;
    padding: 2rem 0 4rem;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  }

  .principle:last-child {
    border-bottom: 0;
  }

  .principle-mark {
    margin: 3.4rem 0 2.2rem;
  }

  .ecosystem {
    padding: 7rem 0;
  }

  .ecosystem-heading h2 {
    font-size: clamp(3.1rem, 15vw, 5.6rem);
  }

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

  .connection {
    min-height: 33rem;
    padding: 1.6rem;
  }

  .connection-symbol {
    margin-top: 4rem;
  }

  .connection h3 {
    font-size: clamp(2.6rem, 12vw, 4.5rem);
  }

  .connection-meta {
    right: 1.6rem;
    bottom: 1.6rem;
  }

  .closing {
    min-height: 78svh;
    padding-right: 1.35rem;
    padding-left: 1.35rem;
  }

  .closing h2 {
    font-size: clamp(3.25rem, 15vw, 5.8rem);
  }

  .closing-aura {
    width: 120vw;
  }

  .site-footer {
    grid-template-columns: 1fr;
    align-items: start;
    padding: 2.6rem 1.35rem;
  }

  .site-footer p:last-child {
    justify-self: start;
  }
}

@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;
  }

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