@font-face {
  font-family: "Barlow Condensed";
  src: url("fonts/barlow-condensed-600.ttf") format("truetype");
  font-style: normal;
  font-weight: 600;
  font-display: swap;
}

@font-face {
  font-family: "Barlow Condensed";
  src: url("fonts/barlow-condensed-700.ttf") format("truetype");
  font-style: normal;
  font-weight: 700;
  font-display: swap;
}

:root {
  color-scheme: dark;
  --graphite-0: #07090a;
  --graphite-1: #0c0f11;
  --graphite-2: #14181b;
  --silver-0: #f0f1ef;
  --silver-1: #c2c6c7;
  --silver-2: #858c91;
  --silver-3: #454c51;
  --rule: rgba(210, 216, 218, 0.2);
  --amber: #eda43a;
  --display: "Barlow Condensed", "Arial Narrow", sans-serif;
  --body: -apple-system, BlinkMacSystemFont, "SF Pro Text", sans-serif;
  --mono: "SFMono-Regular", Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  min-width: 320px;
  margin: 0;
  color: var(--silver-0);
  background: radial-gradient(circle at 72% 10%, rgba(237, 164, 58, 0.045), transparent 25rem), var(--graphite-0);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

.skip-link {
  position: fixed;
  z-index: 20;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.65rem 0.9rem;
  color: var(--graphite-0);
  background: var(--amber);
  transform: translateY(-160%);
}

.skip-link:focus { transform: none; }

.masthead,
main,
footer {
  width: min(calc(100% - 48px), 1540px);
  margin-inline: auto;
}

.masthead {
  display: flex;
  min-height: 82px;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--rule);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--display);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: 0.035em;
  text-decoration: none;
  text-transform: uppercase;
}

.brand img,
footer img { filter: drop-shadow(0 6px 12px rgba(0, 0, 0, 0.45)); }

.masthead-nav {
  display: flex;
  align-items: center;
  gap: clamp(1.2rem, 2.5vw, 2.7rem);
  color: var(--silver-2);
  font-size: 0.76rem;
}

.masthead-nav a,
.text-link,
footer a {
  text-decoration-color: var(--silver-3);
  text-underline-offset: 0.3em;
}

.masthead-nav a:hover,
.text-link:hover,
footer a:hover {
  color: var(--silver-0);
  text-decoration-color: var(--amber);
}

.masthead-nav .nav-download {
  padding: 0.55rem 0.8rem;
  color: var(--silver-0);
  border: 1px solid var(--silver-3);
  text-decoration: none;
}

.hero {
  display: grid;
  min-height: calc(100svh - 82px);
  grid-template-columns: minmax(330px, 0.72fr) minmax(650px, 1.28fr);
  align-items: center;
  gap: clamp(3rem, 5vw, 7rem);
  padding: clamp(4rem, 8vh, 7rem) 0;
}

.hero-copy,
.blueprint { min-width: 0; }

.plate-id {
  margin: 0;
  color: var(--silver-2);
  font-family: var(--mono);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2,
p { text-wrap: pretty; }

h1 {
  max-width: 570px;
  margin: 0 0 1.6rem;
  font-family: var(--display);
  font-size: clamp(4.6rem, 6.6vw, 6rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 0.78;
  text-transform: uppercase;
}

h1 em {
  color: var(--silver-1);
  font-style: normal;
}

.lede {
  max-width: 32rem;
  margin: 0;
  color: var(--silver-1);
  font-size: clamp(1rem, 1.2vw, 1.22rem);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  margin-top: 2.25rem;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.download-action {
  position: relative;
  display: grid;
  min-width: min(100%, 300px);
  grid-template-columns: 1fr auto;
  column-gap: 1.5rem;
  padding: 0.95rem 1rem 0.9rem 1.15rem;
  overflow: hidden;
  color: var(--silver-0);
  background: linear-gradient(145deg, #1c2023, #101315 66%);
  border: 1px solid rgba(221, 226, 227, 0.42);
  clip-path: polygon(0 0, calc(100% - 15px) 0, 100% 15px, 100% 100%, 0 100%);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.08), 0 0 0 1px rgba(237, 164, 58, 0.08), 0 10px 28px rgba(0, 0, 0, 0.38);
  text-decoration: none;
  transition: border-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

.download-action::before {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 58%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--amber));
  box-shadow: 0 0 9px rgba(237, 164, 58, 0.58);
  content: "";
}

.download-action::after {
  position: absolute;
  top: 0;
  right: 0;
  width: 15px;
  height: 15px;
  border-left: 1px solid rgba(237, 164, 58, 0.55);
  background: #21170c;
  content: "";
}

.download-action:hover {
  border-color: rgba(237, 164, 58, 0.72);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.1), 0 12px 34px rgba(0, 0, 0, 0.48);
  transform: translateY(-2px);
}

.download-action:focus-visible,
.text-link:focus-visible,
.masthead a:focus-visible,
footer a:focus-visible {
  outline: 2px solid var(--silver-0);
  outline-offset: 4px;
}

.download-action-label {
  align-self: end;
  font-family: var(--display);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1;
  text-transform: uppercase;
}

.download-action-meta {
  grid-column: 1;
  margin-top: 0.38rem;
  color: var(--silver-2);
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.download-action svg {
  width: 22px;
  align-self: center;
  grid-column: 2;
  grid-row: 1 / span 2;
  fill: none;
  stroke: var(--amber);
  stroke-linecap: square;
  stroke-width: 1.6;
}

.text-link {
  color: var(--silver-1);
  font-size: 0.82rem;
}

.hero-facts {
  display: grid;
  max-width: 31rem;
  margin: clamp(3.5rem, 6vh, 5.5rem) 0 0;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--rule);
}

.hero-facts div {
  min-width: 0;
  padding: 0.85rem 0 0;
}

.hero-facts div + div {
  padding-left: 1rem;
  border-left: 1px solid var(--rule);
}

.hero-facts dt {
  color: var(--silver-2);
  font-family: var(--mono);
  font-size: 0.56rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.hero-facts dd {
  margin: 0.2rem 0 0;
  font-family: var(--display);
  font-size: 1.3rem;
  font-weight: 600;
  letter-spacing: 0.025em;
  text-transform: uppercase;
}

.blueprint {
  position: relative;
  width: 100%;
  min-height: 600px;
  padding: clamp(1.25rem, 2vw, 1.8rem);
  overflow: hidden;
  background: linear-gradient(145deg, rgba(20, 24, 27, 0.88), rgba(8, 10, 11, 0.96));
  border: 1px solid rgba(221, 226, 227, 0.32);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.04), 0 30px 100px rgba(0, 0, 0, 0.3);
  clip-path: polygon(0 0, calc(100% - 23px) 0, 100% 23px, 100% 100%, 0 100%);
}

.blueprint::before {
  position: absolute;
  z-index: 3;
  top: -1px;
  right: -1px;
  width: 24px;
  height: 24px;
  border-bottom: 1px solid rgba(221, 226, 227, 0.3);
  background: var(--graphite-2);
  content: "";
  transform: rotate(45deg) translate(5px, -12px);
}

.blueprint-heading,
.blueprint-footer {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  gap: 2rem;
}

.blueprint-heading {
  align-items: end;
  padding-bottom: 1.15rem;
  border-bottom: 1px solid var(--rule);
}

.blueprint-heading h2 {
  margin: 0.2rem 0 0;
  font-family: var(--display);
  font-size: clamp(2.2rem, 2.8vw, 3.5rem);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 0.95;
  text-transform: uppercase;
}

.blueprint-heading > p {
  max-width: 17rem;
  margin: 0;
  color: var(--silver-2);
  font-size: 0.71rem;
  line-height: 1.55;
  text-align: right;
}

.handoff-visual {
  position: relative;
  display: grid;
  min-height: 428px;
  grid-template-columns: minmax(215px, 1.05fr) minmax(70px, 0.42fr) minmax(135px, 0.72fr) minmax(72px, 0.42fr) minmax(210px, 1.2fr);
  align-items: center;
  margin: 0.8rem 0;
  padding: 1.6rem 1rem;
  overflow: hidden;
  background:
    radial-gradient(circle at 66% 50%, rgba(237, 164, 58, 0.06), transparent 17rem),
    linear-gradient(145deg, rgba(5, 7, 8, 0.82), rgba(7, 9, 10, 0.48));
  opacity: 0.35;
  filter: blur(4px);
  transform: scale(0.99);
  animation: handoff-reveal 760ms cubic-bezier(0.16, 1, 0.3, 1) 100ms forwards;
}

@keyframes handoff-reveal {
  to { opacity: 1; filter: none; transform: scale(1); }
}

.source-roots {
  display: grid;
  height: 330px;
  margin: 0;
  padding: 0;
  grid-template-rows: repeat(3, minmax(0, 1fr));
  list-style: none;
}

.source-roots li {
  position: relative;
  display: grid;
  min-width: 0;
  grid-template-columns: 1.6rem 2.25rem minmax(0, 1fr);
  align-items: center;
  gap: 0.65rem;
}

.source-roots li::after {
  position: absolute;
  right: -1px;
  width: clamp(12px, 2vw, 26px);
  height: 1px;
  background: var(--silver-3);
  content: "";
  transform: translateX(100%);
}

.source-index,
.source-copy small,
.node-stage {
  color: var(--silver-2);
  font-family: var(--mono);
  font-size: 0.52rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  line-height: 1.4;
  text-transform: uppercase;
}

.source-index { align-self: start; padding-top: 0.35rem; }

.source-symbol {
  position: relative;
  display: block;
  width: 2.25rem;
  height: 1.85rem;
  background: linear-gradient(145deg, rgba(194, 198, 199, 0.38), rgba(69, 76, 81, 0.1) 68%);
  border: 1px solid rgba(194, 198, 199, 0.58);
  clip-path: polygon(0 17%, 34% 17%, 42% 0, 100% 0, 100% 100%, 0 100%);
  box-shadow: inset 0 1px rgba(240, 241, 239, 0.16), 0 5px 12px rgba(0, 0, 0, 0.4);
}

.source-symbol i {
  position: absolute;
  inset: 0.48rem 0.42rem;
  border-top: 1px solid rgba(194, 198, 199, 0.62);
  border-bottom: 1px solid rgba(194, 198, 199, 0.26);
}

.source-copy { display: grid; min-width: 0; gap: 0.2rem; }

.source-copy code {
  overflow: hidden;
  color: var(--silver-1);
  font-family: var(--mono);
  font-size: clamp(0.5rem, 0.58vw, 0.62rem);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.convergence {
  position: relative;
  width: 100%;
  height: 330px;
}

.branch {
  position: absolute;
  left: 0;
  display: block;
  border-color: var(--silver-3);
  border-style: solid;
  content: "";
}

.branch-one {
  top: 16.666%;
  width: 66%;
  height: 33.334%;
  border-width: 1px 1px 0 0;
  border-top-right-radius: 28px;
}

.branch-two {
  top: 50%;
  width: 100%;
  height: 1px;
  border-width: 1px 0 0;
}

.branch-three {
  bottom: 16.666%;
  width: 66%;
  height: 33.334%;
  border-width: 0 1px 1px 0;
  border-bottom-right-radius: 28px;
}

.junction {
  position: absolute;
  top: calc(50% - 3px);
  right: -3px;
  width: 6px;
  height: 6px;
  background: var(--silver-1);
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(194, 198, 199, 0.09);
}

.inventory-node,
.native-system {
  position: relative;
  min-width: 0;
}

.inventory-node {
  display: grid;
  min-height: 180px;
  align-content: center;
  justify-items: center;
  text-align: center;
}

.inventory-node::before,
.inventory-node::after {
  position: absolute;
  top: 50%;
  width: 12px;
  height: 1px;
  background: var(--silver-3);
  content: "";
}

.inventory-node::before { left: -12px; }
.inventory-node::after { right: -12px; background: var(--amber); box-shadow: 0 0 7px rgba(237, 164, 58, 0.5); }

.inventory-icon {
  display: block;
  width: 48px;
  height: 48px;
  border: 1px solid rgba(194, 198, 199, 0.42);
  border-radius: 9px;
  box-shadow: 0 0 18px rgba(237, 164, 58, 0.12), 0 8px 20px rgba(0, 0, 0, 0.46);
}

.inventory-copy {
  display: grid;
  margin-top: 4.2rem;
  padding: 0.35rem 0.5rem;
  border-left: 1px solid var(--silver-3);
  background: rgba(7, 9, 10, 0.68);
}

.inventory-node h3,
.native-system h3 {
  margin: 0;
  font-family: var(--display);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.025em;
  line-height: 1;
  text-transform: uppercase;
}

.inventory-node h3 {
  font-size: 0.86rem;
  white-space: nowrap;
}

.inventory-copy p,
.native-system p {
  margin: 0.35rem 0 0;
  color: var(--silver-1);
  font-size: 0.58rem;
}

.transfer-path {
  position: relative;
  width: 100%;
  height: 1px;
  background: var(--amber);
  box-shadow: 0 0 8px rgba(237, 164, 58, 0.58);
}

.transfer-path::after {
  position: absolute;
  top: -3px;
  right: 0;
  width: 7px;
  height: 7px;
  border-top: 1px solid var(--amber);
  border-right: 1px solid var(--amber);
  content: "";
  transform: rotate(45deg);
}

.transfer-path i {
  position: absolute;
  top: -3px;
  left: 50%;
  width: 7px;
  height: 7px;
  background: var(--amber);
  transform: rotate(45deg);
}

.native-system {
  min-height: 280px;
  padding: 0.9rem 0.4rem 0;
}

.native-surface {
  position: relative;
  height: 220px;
  overflow: hidden;
  padding: 0.65rem 0.7rem;
  background:
    radial-gradient(ellipse at 0 53%, rgba(237, 164, 58, 0.18), transparent 43%),
    linear-gradient(145deg, rgba(20, 24, 27, 0.94), rgba(8, 10, 11, 0.96));
  border: 1px solid rgba(194, 198, 199, 0.3);
  border-radius: 14px;
  box-shadow: inset 0 1px rgba(240, 241, 239, 0.06), 0 16px 36px rgba(0, 0, 0, 0.38);
}

.mini-launcher-header {
  position: relative;
  z-index: 2;
  display: grid;
  height: 28px;
  grid-template-columns: 18px minmax(0, 1fr) 18px;
  align-items: center;
  gap: 6px;
}

.mini-app-mark {
  position: relative;
  display: block;
  width: 17px;
  height: 17px;
}

.mini-app-mark i {
  position: absolute;
  top: 7px;
  left: 1px;
  display: block;
  width: 15px;
  height: 2px;
  background: rgba(194, 198, 199, 0.74);
  border-radius: 2px;
}

.mini-app-mark i:nth-child(1) { transform: rotate(58deg); }
.mini-app-mark i:nth-child(2) { transform: rotate(-58deg); }
.mini-app-mark i:nth-child(3) { top: 12px; width: 13px; transform: none; }

.mini-query {
  display: flex;
  min-width: 0;
  align-items: center;
}

.mini-query i {
  display: block;
  width: 1px;
  height: 15px;
  margin-right: 4px;
  background: var(--amber);
  box-shadow: 0 0 4px rgba(237, 164, 58, 0.42);
}

.mini-query b {
  display: block;
  width: 58%;
  height: 4px;
  background: rgba(194, 198, 199, 0.24);
  border-radius: 2px;
}

.mini-more {
  position: relative;
  display: block;
  width: 16px;
  height: 16px;
  border: 1px solid rgba(194, 198, 199, 0.68);
  border-radius: 50%;
}

.mini-more i,
.mini-more i::before,
.mini-more i::after {
  position: absolute;
  top: 6px;
  left: 6px;
  width: 2px;
  height: 2px;
  background: rgba(194, 198, 199, 0.76);
  border-radius: 50%;
  content: "";
}

.mini-more i::before { top: 0; left: -4px; }
.mini-more i::after { top: 0; left: 4px; }

.mini-rule {
  position: relative;
  z-index: 2;
  height: 1px;
  background: rgba(194, 198, 199, 0.2);
}

.mini-suggestions,
.mini-catalog {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
}

.mini-suggestions {
  height: 47px;
  align-items: start;
  gap: 5px;
  padding: 7px 1px 6px;
}

.mini-suggestions i,
.mini-catalog i {
  position: relative;
  display: block;
  justify-self: center;
  background: linear-gradient(145deg, rgba(194, 198, 199, 0.46), rgba(69, 76, 81, 0.42));
  border: 1px solid rgba(240, 241, 239, 0.18);
  border-radius: 5px;
  box-shadow: inset 0 1px rgba(240, 241, 239, 0.12), 0 3px 7px rgba(0, 0, 0, 0.28);
}

.mini-suggestions i {
  width: 20px;
  height: 20px;
}

.mini-suggestions i::before,
.mini-catalog i::before {
  position: absolute;
  inset: 28%;
  border: 1px solid rgba(240, 241, 239, 0.4);
  border-radius: 2px;
  content: "";
}

.mini-suggestions i::after,
.mini-catalog i::after {
  position: absolute;
  right: 1px;
  bottom: -6px;
  left: 1px;
  height: 2px;
  background: rgba(194, 198, 199, 0.28);
  content: "";
}

.mini-catalog {
  height: 121px;
  grid-auto-rows: 34px;
  gap: 3px 5px;
  padding: 8px 1px 0;
}

.mini-catalog i {
  width: 17px;
  height: 17px;
  border-radius: 4px;
}

.mini-suggestions i:nth-child(3n + 1),
.mini-catalog i:nth-child(5n + 2) {
  background: linear-gradient(145deg, rgba(237, 164, 58, 0.68), rgba(82, 57, 23, 0.58));
}

.mini-suggestions i:nth-child(3n + 2),
.mini-catalog i:nth-child(4n + 1) {
  background: linear-gradient(145deg, rgba(194, 198, 199, 0.62), rgba(69, 76, 81, 0.5));
}

.mini-suggestions i:nth-child(3n),
.mini-catalog i:nth-child(7n) {
  background: linear-gradient(145deg, rgba(69, 76, 81, 0.82), rgba(20, 24, 27, 0.84));
}

.mini-suggestions i:nth-child(3n)::before,
.mini-catalog i:nth-child(3n)::before { border-radius: 50%; }

.mini-suggestions i:nth-child(4n)::before,
.mini-catalog i:nth-child(4n)::before {
  inset: 30% 22%;
  border-width: 1px 0;
  border-radius: 0;
}

.native-copy {
  position: absolute;
  right: 0;
  bottom: 0;
  display: grid;
  min-width: 150px;
  padding: 0.38rem 0.5rem;
  border-left: 1px solid var(--silver-3);
  background: rgba(7, 9, 10, 0.72);
  text-align: right;
}

.native-copy h3 { margin-top: 0.25rem; }

.blueprint-footer {
  align-items: center;
  padding-top: 0.9rem;
  color: var(--silver-2);
  border-top: 1px solid var(--rule);
  font-family: var(--mono);
  font-size: 0.53rem;
  letter-spacing: 0.055em;
  text-transform: uppercase;
}

.blueprint-footer span {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.legend-line {
  display: inline-block;
  width: 18px;
  height: 1px;
}

.legend-line.amber { background: var(--amber); box-shadow: 0 0 7px rgba(237, 164, 58, 0.5); }
.legend-line.silver { background: var(--silver-3); }

.boundary,
.problem {
  display: grid;
  border-top: 1px solid var(--rule);
}

.boundary h2,
.problem h2 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(3rem, 5.2vw, 6rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 0.84;
  text-transform: uppercase;
}

.boundary {
  min-height: 560px;
  grid-template-columns: 1fr 0.78fr 0.5fr;
  gap: clamp(3rem, 7vw, 9rem);
  align-items: start;
  padding: clamp(6rem, 10vw, 9rem) 0;
}

.boundary-copy > p {
  margin: 0;
  color: var(--silver-1);
  font-size: clamp(1.08rem, 1.5vw, 1.3rem);
  line-height: 1.65;
}

.boundary-copy ul {
  margin: 2.2rem 0 0;
  padding: 0;
  border-top: 1px solid var(--rule);
  list-style: none;
}

.boundary-copy li {
  padding: 0.8rem 0;
  color: var(--silver-2);
  border-bottom: 1px solid var(--rule);
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.boundary-copy li::before {
  margin-right: 0.7rem;
  color: var(--amber);
  content: "—";
}

.requirements {
  padding-top: 1rem;
  border-top: 1px solid var(--silver-3);
}

.requirements span {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--silver-2);
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.requirements span::before {
  width: 0.36rem;
  height: 0.36rem;
  border-radius: 50%;
  background: var(--amber);
  content: "";
}

.requirements strong {
  display: block;
  margin-top: 0.35rem;
  font-family: var(--display);
  font-size: 2rem;
  font-weight: 600;
  text-transform: uppercase;
}

.problem {
  min-height: 590px;
  grid-template-columns: 1fr 0.86fr 0.58fr;
  gap: clamp(3rem, 7vw, 9rem);
  align-items: start;
  padding: clamp(6rem, 10vw, 9rem) 0;
}

.problem-copy {
  max-width: 39rem;
}

.problem-copy p {
  margin: 0;
  color: var(--silver-2);
  font-size: 0.94rem;
  line-height: 1.75;
}

.problem-copy .problem-lede {
  color: var(--silver-1);
  font-size: clamp(1.08rem, 1.5vw, 1.3rem);
  line-height: 1.65;
}

.problem-copy p + p {
  margin-top: 2.25rem;
  padding-top: 2.25rem;
  border-top: 1px solid var(--rule);
}

.project-note {
  padding-top: 1rem;
  border-top: 1px solid var(--silver-3);
}

.project-note strong {
  display: block;
  font-family: var(--display);
  font-size: 1.65rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1.05;
  text-transform: uppercase;
}

.project-note p {
  margin: 1.25rem 0 0;
  color: var(--silver-2);
  font-size: 0.76rem;
  line-height: 1.65;
}

footer {
  display: grid;
  min-height: 130px;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 2rem;
  color: var(--silver-2);
  border-top: 1px solid var(--rule);
  font-size: 0.71rem;
}

footer > div,
footer nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

footer > div span {
  color: var(--silver-1);
  font-family: var(--display);
  font-size: 1rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

footer p { justify-self: end; margin: 0; }

@media (max-width: 1180px) {
  .hero { grid-template-columns: 1fr; }

  .hero-copy {
    display: grid;
    grid-template-columns: 1fr 0.72fr;
    column-gap: 3rem;
    align-items: end;
  }

  .hero-copy h1 { grid-column: 1; }

  .hero-copy .lede,
  .hero-actions { grid-column: 2; }

  .hero-copy .lede {
    grid-row: 1 / span 2;
    align-self: end;
    padding-bottom: 1rem;
  }

  .hero-actions { margin-top: 1.25rem; }
  .hero-facts { grid-column: 1 / -1; }
  .boundary { grid-template-columns: 1fr 1fr; }
  .requirements { grid-column: 2; }
  .problem { grid-template-columns: 1fr 1fr; }
  .project-note { grid-column: 2; }
}

@media (max-width: 760px) {
  .masthead,
  main,
  footer { width: calc(100% - 28px); }

  .masthead { min-height: 70px; }
  .masthead-nav { gap: 0.8rem; }
  .masthead-nav a:not(.nav-download) { display: none; }

  .hero {
    display: block;
    min-width: 0;
    padding: 4rem 0 5rem;
  }

  .hero-copy { display: block; min-width: 0; }

  h1 {
    max-width: 100%;
    margin-top: 1rem;
    font-size: clamp(3.9rem, 17.5vw, 4.35rem);
  }

  .lede { max-width: 100%; font-size: 1rem; }

  .hero-actions {
    min-width: 0;
    align-items: stretch;
    flex-direction: column;
  }

  .download-action {
    width: auto;
    max-width: 100%;
    min-width: 0;
    align-self: stretch;
  }

  .hero-facts { width: 100%; margin: 3rem 0 4rem; }
  .hero-facts dd { font-size: 1.05rem; }

  .blueprint {
    width: 100%;
    min-height: 0;
    padding: 1rem;
  }

  .blueprint-heading {
    align-items: start;
    flex-direction: column;
    gap: 0.7rem;
  }

  .blueprint-heading h2 { font-size: 2.3rem; }
  .blueprint-heading > p { text-align: left; }

  .handoff-visual {
    width: 100%;
    min-height: 0;
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: auto 72px auto 68px auto;
    margin: 1.2rem 0 0.6rem;
    padding: 1rem 0.75rem;
  }

  .source-roots {
    height: auto;
    gap: 0;
  }

  .source-roots li {
    display: grid;
    min-width: 0;
    min-height: 60px;
    grid-template-columns: 1.6rem 2.25rem minmax(0, 1fr);
    padding: 0.55rem 0;
    border-top: 1px solid var(--rule);
  }

  .source-roots li:last-child {
    border-bottom: 1px solid var(--rule);
  }

  .source-roots li::after { display: none; }
  .source-copy code { font-size: 0.58rem; }

  .convergence {
    width: 100%;
    height: 72px;
  }

  .branch-one {
    top: 0;
    left: 17%;
    width: 33%;
    height: 100%;
    border-width: 0 0 1px 1px;
  }

  .branch-two {
    top: 0;
    left: 50%;
    width: 1px;
    height: 100%;
    border-width: 0 0 0 1px;
  }

  .branch-three {
    top: 0;
    right: 17%;
    bottom: auto;
    left: auto;
    width: 33%;
    height: 100%;
    border-width: 0 1px 1px 0;
  }

  .junction {
    top: auto;
    right: auto;
    bottom: -3px;
    left: calc(50% - 3px);
  }

  .inventory-node {
    width: min(100%, 230px);
    justify-self: center;
  }

  .inventory-copy { margin-top: 2.3rem; }

  .inventory-node::before {
    top: -12px;
    left: 50%;
    width: 1px;
    height: 12px;
  }

  .inventory-node::after {
    top: auto;
    right: auto;
    bottom: -12px;
    left: 50%;
    width: 1px;
    height: 12px;
  }

  .transfer-path {
    width: 1px;
    height: 68px;
    justify-self: center;
  }

  .transfer-path::after {
    top: auto;
    right: -3px;
    bottom: 0;
    transform: rotate(135deg);
  }

  .transfer-path i {
    top: 50%;
    left: -3px;
  }

  .native-system {
    width: 100%;
    min-height: 280px;
  }

  .blueprint-footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.6rem;
  }

  .boundary,
  .problem {
    display: block;
    min-height: 0;
    padding: 6rem 0;
  }

  .boundary-copy,
  .problem-copy { margin-top: 4rem; }
  .requirements,
  .project-note { margin-top: 3rem; }

  footer {
    grid-template-columns: 1fr auto;
    padding: 2rem 0;
  }

  footer nav { justify-content: flex-end; flex-wrap: wrap; }
  footer p { grid-column: 1 / -1; justify-self: start; }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .handoff-visual { opacity: 1; filter: none; transform: none; }
}