:root {
  --arch-ink: #142f38;
  --arch-muted: #5f7175;
  --arch-paper: #f5f1e8;
  --arch-white: #fffdf8;
  --arch-line: rgba(20, 47, 56, 0.16);
  --arch-matters: #df6247;
  --arch-matters-soft: #fff0e9;
  --arch-roost: #6656c7;
  --arch-roost-soft: #f0edff;
  --arch-teal: #158884;
  --arch-gold: #d7a13d;
  --arch-display: ui-rounded, "SF Pro Rounded", "Noto Sans TC", system-ui, sans-serif;
  --arch-body: Inter, "Noto Sans TC", "PingFang TC", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--arch-paper);
}

body {
  margin: 0;
  color: var(--arch-ink);
  font-family: var(--arch-body);
  background:
    linear-gradient(rgba(20, 47, 56, 0.026) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 47, 56, 0.026) 1px, transparent 1px),
    var(--arch-paper);
  background-size: 32px 32px;
}

a {
  color: inherit;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 0.5rem;
  left: 0.5rem;
  padding: 0.75rem 1rem;
  color: #fff;
  background: var(--arch-ink);
  border-radius: 0.5rem;
  transform: translateY(-180%);
}

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

.architecture-page {
  min-height: 100vh;
  overflow: clip;
}

.architecture-nav {
  position: relative;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 2rem;
  align-items: center;
  width: min(1440px, calc(100% - 3rem));
  margin: 1rem auto 0;
  padding: 0.78rem 0.9rem 0.78rem 0.8rem;
  background: rgba(255, 253, 248, 0.86);
  border: 1px solid var(--arch-line);
  border-radius: 1.1rem;
  box-shadow: 0 0.8rem 2.5rem rgba(20, 47, 56, 0.07);
  backdrop-filter: blur(18px);
}

.architecture-brand {
  display: inline-flex;
  gap: 0.7rem;
  align-items: center;
  text-decoration: none;
}

.architecture-brand > span {
  display: grid;
  width: 2.1rem;
  height: 2.1rem;
  place-items: center;
  color: #fff;
  font-family: var(--arch-display);
  font-weight: 850;
  background: var(--arch-roost);
  border-radius: 0.72rem 0.72rem 0.72rem 0.2rem;
}

.architecture-brand strong {
  font-family: var(--arch-display);
  font-size: 0.9rem;
}

.architecture-nav nav {
  display: flex;
  gap: 1.2rem;
  justify-content: center;
}

.architecture-nav nav a,
.architecture-nav-cta {
  font-size: 0.78rem;
  font-weight: 680;
  text-decoration: none;
}

.architecture-nav nav a {
  color: var(--arch-muted);
}

.architecture-nav nav a:hover {
  color: var(--arch-ink);
}

.architecture-nav-cta {
  padding: 0.62rem 0.85rem;
  color: #fff;
  background: var(--arch-ink);
  border-radius: 0.75rem;
}

.architecture-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(250px, 0.5fr);
  gap: clamp(2rem, 5vw, 6rem);
  align-items: end;
  width: min(1380px, calc(100% - 3rem));
  min-height: min(780px, calc(100vh - 7rem));
  margin: 0 auto;
  padding: clamp(5rem, 9vw, 9rem) 0 clamp(4rem, 7vw, 7rem);
}

.architecture-hero::before {
  position: absolute;
  z-index: -1;
  top: 4rem;
  right: -12rem;
  width: 36rem;
  height: 36rem;
  background: radial-gradient(circle, rgba(102, 86, 199, 0.14), transparent 68%);
  content: "";
}

.architecture-eyebrow,
.architecture-kicker {
  margin: 0 0 0.8rem;
  color: var(--arch-teal);
  font-size: 0.75rem;
  font-weight: 780;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.architecture-hero h1 {
  max-width: 11ch;
  margin: 0;
  font-family: var(--arch-display);
  font-size: clamp(3.2rem, 7.2vw, 7.4rem);
  font-weight: 780;
  letter-spacing: -0.07em;
  line-height: 0.98;
}

.architecture-lead {
  max-width: 760px;
  margin: 2rem 0 0;
  color: #405a61;
  font-size: clamp(1rem, 1.6vw, 1.25rem);
  line-height: 1.8;
}

.architecture-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.architecture-button {
  display: inline-flex;
  align-items: center;
  min-height: 3rem;
  padding: 0.75rem 1.1rem;
  font-size: 0.84rem;
  font-weight: 750;
  text-decoration: none;
  border-radius: 0.85rem;
}

.architecture-button-primary {
  color: #fff;
  background: var(--arch-ink);
  box-shadow: 0 0.8rem 1.8rem rgba(20, 47, 56, 0.2);
}

.architecture-button-secondary {
  background: rgba(255, 253, 248, 0.72);
  border: 1px solid var(--arch-line);
}

.architecture-scope {
  padding: 1.4rem;
  background: rgba(255, 253, 248, 0.82);
  border: 1px solid var(--arch-line);
  border-radius: 1.2rem;
  box-shadow: 0 1.5rem 4rem rgba(20, 47, 56, 0.08);
}

.architecture-scope > p,
.architecture-scope > span {
  color: var(--arch-muted);
  font-size: 0.75rem;
}

.architecture-scope > p {
  margin: 0 0 0.5rem;
  font-weight: 720;
  letter-spacing: 0.08em;
}

.architecture-scope > strong,
.architecture-scope > span {
  display: block;
}

.architecture-scope > strong {
  margin-bottom: 0.35rem;
  font-family: var(--arch-display);
  font-size: 1.35rem;
}

.architecture-scope > span {
  line-height: 1.55;
}

.architecture-scope ul {
  display: grid;
  gap: 0.6rem;
  margin: 1.2rem 0 0;
  padding: 1rem 0 0;
  font-size: 0.75rem;
  list-style: none;
  border-top: 1px solid var(--arch-line);
}

.architecture-scope li,
.architecture-module-meta {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.status-dot {
  display: inline-block;
  flex: 0 0 auto;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
}

.status-code {
  background: var(--arch-teal);
  box-shadow: 0 0 0 3px rgba(21, 136, 132, 0.13);
}

.status-public {
  background: var(--arch-gold);
  box-shadow: 0 0 0 3px rgba(215, 161, 61, 0.15);
}

.status-check {
  background: #9b8d7a;
  box-shadow: 0 0 0 3px rgba(155, 141, 122, 0.14);
}

.architecture-method {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 1rem;
  width: min(1380px, calc(100% - 3rem));
  margin: 0 auto 5rem;
  padding: 1.1rem 1.2rem;
  background: #e6eee9;
  border: 1px solid rgba(21, 136, 132, 0.2);
  border-radius: 1rem;
}

.architecture-method strong,
.architecture-method p {
  font-size: 0.78rem;
  line-height: 1.6;
}

.architecture-method p {
  margin: 0;
  color: #486265;
}

.architecture-scrolly {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(320px, 0.52fr);
  gap: clamp(2rem, 3.5vw, 4rem);
  align-items: start;
  width: min(1520px, calc(100% - 3rem));
  margin: 0 auto;
}

.architecture-visual-column {
  position: sticky;
  top: 1rem;
  min-width: 0;
  height: calc(100vh - 2rem);
}

.architecture-map {
  display: flex;
  flex-direction: column;
  height: 100%;
  margin: 0;
  padding: clamp(1rem, 1.55vw, 1.35rem);
  background:
    radial-gradient(circle at 85% 6%, rgba(102, 86, 199, 0.15), transparent 23%),
    #102c34;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 1.5rem;
  box-shadow: 0 2rem 5rem rgba(20, 47, 56, 0.22);
}

.architecture-map-header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: start;
  margin-bottom: 0.75rem;
  color: #fff;
}

.architecture-map-header p,
.architecture-map-header h2 {
  margin: 0;
}

.architecture-map-header p {
  color: #96b8ba;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.architecture-map-header h2 {
  margin-top: 0.18rem;
  font-family: var(--arch-display);
  font-size: clamp(1.15rem, 1.8vw, 1.55rem);
}

.architecture-scene-label {
  flex: 0 0 auto;
  padding: 0.48rem 0.74rem;
  color: #fff;
  font-size: 0.7rem;
  font-weight: 720;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
}

.architecture-step-rail {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.45rem;
  margin: 0 0 0.75rem;
  padding: 0;
  list-style: none;
}

.architecture-step {
  display: grid;
  grid-template-columns: auto 1.8rem;
  grid-template-rows: auto auto;
  gap: 0.12rem 0.45rem;
  align-items: center;
  min-width: 0;
  padding: 0.52rem 0.58rem;
  color: #8facaf;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0.72rem;
  transform-origin: center;
}

.architecture-step.is-active {
  color: #fff;
  background: rgba(255, 255, 255, 0.11);
  border-color: rgba(255, 255, 255, 0.27);
}

.architecture-step-number {
  font-size: 0.62rem;
  font-weight: 850;
  letter-spacing: 0.08em;
}

.architecture-step > strong {
  grid-column: 1;
  font-size: clamp(0.65rem, 0.76vw, 0.76rem);
  white-space: nowrap;
}

.architecture-step-icon {
  position: relative;
  display: block;
  grid-column: 2;
  grid-row: 1 / 3;
  width: 1.8rem;
  height: 1.8rem;
  color: currentColor;
}

.architecture-step-icon b {
  position: absolute;
  display: block;
  box-sizing: border-box;
}

.step-icon-map {
  background:
    linear-gradient(currentColor, currentColor) center / 58% 1px no-repeat,
    linear-gradient(currentColor, currentColor) center / 1px 58% no-repeat;
  opacity: 0.9;
}

.step-icon-map b {
  width: 0.42rem;
  height: 0.42rem;
  background: #102c34;
  border: 1.5px solid currentColor;
  border-radius: 0.12rem;
}

.step-icon-map b:nth-child(1) { top: 0.06rem; left: 0.06rem; }
.step-icon-map b:nth-child(2) { top: 0.06rem; right: 0.06rem; }
.step-icon-map b:nth-child(3) { right: 0.06rem; bottom: 0.06rem; }
.step-icon-map b:nth-child(4) { bottom: 0.06rem; left: 0.06rem; }

.step-icon-matters b {
  right: 0.08rem;
  width: 1.48rem;
  height: 0.36rem;
  background: var(--arch-matters);
  border-radius: 0.18rem;
}

.step-icon-matters b:nth-child(1) { top: 0.18rem; }
.step-icon-matters b:nth-child(2) { top: 0.72rem; width: 1.1rem; }
.step-icon-matters b:nth-child(3) { top: 1.26rem; width: 0.74rem; }

.step-icon-roost::before,
.step-icon-roost::after {
  position: absolute;
  top: 0.87rem;
  left: 0.3rem;
  width: 1.2rem;
  height: 1px;
  background: var(--arch-roost);
  content: "";
}

.step-icon-roost::before { transform: rotate(30deg); }
.step-icon-roost::after { transform: rotate(-30deg); }

.step-icon-roost b {
  z-index: 1;
  width: 0.56rem;
  height: 0.56rem;
  background: var(--arch-roost);
  border: 2px solid #102c34;
  border-radius: 50%;
}

.step-icon-roost b:nth-child(1) { top: 0.1rem; left: 0.62rem; }
.step-icon-roost b:nth-child(2) { right: 0.06rem; bottom: 0.1rem; }
.step-icon-roost b:nth-child(3) { bottom: 0.1rem; left: 0.06rem; }

.step-icon-compare b {
  top: 0.15rem;
  width: 0.72rem;
  height: 1.5rem;
  border-radius: 0.28rem;
}

.step-icon-compare b:first-child {
  left: 0.08rem;
  background: var(--arch-matters);
}

.step-icon-compare b:last-child {
  right: 0.08rem;
  background: var(--arch-roost);
}

.architecture-platform {
  flex: 1;
  min-height: 0;
  padding: 0.8rem;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 1rem;
}

.architecture-platform-label {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 0.65rem;
  color: #fff;
}

.architecture-platform-label span {
  padding: 0.28rem 0.45rem;
  color: #a8c1c2;
  font-size: 0.62rem;
  font-weight: 760;
  background: rgba(255, 255, 255, 0.07);
  border-radius: 0.35rem;
}

.architecture-platform-label strong {
  font-size: 0.76rem;
  letter-spacing: 0.01em;
}

.architecture-zone-flow {
  display: grid;
  grid-template-columns: 0.72fr 1fr 1.28fr 1fr;
  gap: 0.62rem;
}

.architecture-zone {
  position: relative;
  min-width: 0;
  min-height: clamp(15.5rem, 34vh, 20.5rem);
  padding: 0.82rem;
  background: rgba(255, 255, 255, 0.065);
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 0.78rem;
}

.architecture-zone:not(:last-child)::after {
  position: absolute;
  z-index: 3;
  top: 2.7rem;
  right: -0.73rem;
  width: 0.78rem;
  height: 0.78rem;
  color: #799b9e;
  font-size: 0.92rem;
  line-height: 0.72rem;
  text-align: center;
  content: "›";
}

.architecture-zone-index {
  position: absolute;
  top: 0.65rem;
  right: 0.65rem;
  color: #64888b;
  font-size: 0.62rem;
  font-weight: 850;
}

.architecture-zone-icon {
  position: relative;
  display: block;
  width: 2.05rem;
  height: 2.05rem;
  margin-bottom: 0.7rem;
  color: #b2cece;
}

.zone-icon-entry {
  border: 2px solid currentColor;
  border-radius: 50% 50% 44% 44%;
  clip-path: inset(0 0 44% 0);
}

.zone-icon-entry::after {
  position: absolute;
  top: 1.32rem;
  left: 0.08rem;
  width: 1.65rem;
  height: 0.75rem;
  border: 2px solid currentColor;
  border-bottom: 0;
  border-radius: 1rem 1rem 0 0;
  content: "";
}

.zone-icon-product {
  border: 2px solid currentColor;
  border-radius: 0.32rem;
  box-shadow: inset 0 0.42rem rgba(178, 206, 206, 0.18);
}

.zone-icon-product::after {
  position: absolute;
  bottom: -0.3rem;
  left: 0.46rem;
  width: 0.9rem;
  height: 0.22rem;
  background: currentColor;
  border-radius: 0.2rem;
  content: "";
}

.zone-icon-governance {
  background: linear-gradient(135deg, transparent 47%, currentColor 48% 52%, transparent 53%);
  border: 2px solid currentColor;
  border-radius: 50%;
}

.zone-icon-governance::after {
  position: absolute;
  top: 0.72rem;
  left: 0.72rem;
  width: 0.42rem;
  height: 0.42rem;
  background: currentColor;
  border-radius: 50%;
  content: "";
}

.zone-icon-publish {
  border: 2px solid currentColor;
  border-radius: 50%;
}

.zone-icon-publish::before,
.zone-icon-publish::after {
  position: absolute;
  content: "";
}

.zone-icon-publish::before {
  top: 0.83rem;
  left: 0.18rem;
  width: 1.45rem;
  border-top: 2px solid currentColor;
}

.zone-icon-publish::after {
  top: 0.18rem;
  left: 0.83rem;
  height: 1.45rem;
  border-left: 2px solid currentColor;
}

.architecture-zone small,
.architecture-zone > strong,
.architecture-zone > p {
  display: block;
}

.architecture-zone small {
  color: #86a6a8;
  font-size: 0.65rem;
  font-weight: 780;
  letter-spacing: 0.08em;
}

.architecture-zone > strong {
  margin-top: 0.16rem;
  color: #fff;
  font-size: clamp(0.78rem, 1vw, 0.95rem);
  line-height: 1.35;
}

.architecture-zone > p {
  margin: 0.3rem 0 0.7rem;
  color: #a8c1c2;
  font-size: clamp(0.68rem, 0.78vw, 0.78rem);
  line-height: 1.45;
}

.architecture-owner-panel {
  display: grid;
  gap: 0.28rem;
  margin-top: 0.4rem;
  padding: 0.48rem;
  font-size: clamp(0.62rem, 0.72vw, 0.72rem);
  line-height: 1.35;
  border: 1px solid transparent;
  border-radius: 0.48rem;
  transform-origin: center;
}

.architecture-owner-panel b {
  font-size: 0.6rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.architecture-owner-panel span {
  overflow-wrap: anywhere;
}

.architecture-owner-matters {
  color: #ffd6ca;
  background: rgba(223, 98, 71, 0.18);
  border-color: rgba(236, 126, 100, 0.36);
}

.architecture-owner-roost {
  color: #e0dcff;
  background: rgba(102, 86, 199, 0.2);
  border-color: rgba(148, 133, 230, 0.38);
}

.architecture-owner-gap {
  border-style: dashed;
}

.architecture-foundation {
  display: grid;
  grid-template-columns: auto repeat(4, minmax(0, 1fr));
  gap: 0.45rem;
  align-items: center;
  margin-top: 0.62rem;
  padding: 0.58rem 0.65rem;
  color: #d2e0df;
  background: rgba(0, 0, 0, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 0.68rem;
}

.architecture-foundation span {
  color: #789a9c;
  font-size: 0.62rem;
  font-weight: 780;
}

.architecture-foundation strong {
  font-size: clamp(0.61rem, 0.72vw, 0.72rem);
  text-align: center;
}

.architecture-map-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 0.9rem;
  margin-top: 0.62rem;
  color: #9bb5b6;
  font-size: 0.62rem;
}

.architecture-map-legend span {
  display: inline-flex;
  gap: 0.35rem;
  align-items: center;
}

.architecture-map-legend i {
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 0.2rem;
}

.legend-base { background: rgba(255, 255, 255, 0.15); }
.legend-matters { background: var(--arch-matters); }
.legend-roost { background: var(--arch-roost); }
.legend-gap { border: 1px dashed #9f93df; }

.architecture-map figcaption {
  margin-top: 0.55rem;
  color: #78999c;
  font-size: 0.62rem;
  line-height: 1.45;
}

.architecture-story-column {
  padding: 18vh 0 40vh;
}

.architecture-story {
  min-height: 74vh;
  padding: 2rem 0;
  opacity: 0.36;
}

.architecture-story.is-active {
  opacity: 1;
}

.architecture-story-heading {
  display: inline-flex;
  gap: 0.8rem;
  align-items: center;
  min-width: 5.6rem;
  margin-bottom: 1.35rem;
  padding: 0.5rem 0.55rem 0.5rem 0.7rem;
  color: #fff;
  background: var(--arch-ink);
  border-radius: 0.82rem;
}

.architecture-story-heading > span {
  font-size: 0.75rem;
  font-weight: 850;
  letter-spacing: 0.06em;
}

.architecture-story-heading .architecture-step-icon {
  width: 1.8rem;
  height: 1.8rem;
}

.architecture-story-heading .step-icon-map b {
  border-color: currentColor;
}

.architecture-story-heading .step-icon-roost b {
  border-color: var(--arch-ink);
}

.architecture-story h2 {
  margin: 0;
  font-family: var(--arch-display);
  font-size: clamp(2rem, 3.2vw, 3.45rem);
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.architecture-story > p:not(.architecture-kicker) {
  margin: 1.2rem 0 0;
  color: var(--arch-muted);
  font-size: 0.98rem;
  line-height: 1.85;
}

.architecture-section {
  width: min(1380px, calc(100% - 3rem));
  margin: 0 auto;
  padding: clamp(6rem, 10vw, 11rem) 0;
}

.architecture-section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(250px, 0.42fr);
  gap: 2rem 5rem;
  align-items: end;
  margin-bottom: 3rem;
}

.architecture-section-heading .architecture-kicker {
  grid-column: 1 / -1;
  margin-bottom: -1rem;
}

.architecture-section-heading h2 {
  max-width: 16ch;
  margin: 0;
  font-family: var(--arch-display);
  font-size: clamp(2.4rem, 5vw, 5.2rem);
  letter-spacing: -0.06em;
  line-height: 1.02;
}

.architecture-section-heading > p:last-child {
  margin: 0;
  color: var(--arch-muted);
  font-size: 0.95rem;
  line-height: 1.8;
}

.architecture-module-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--arch-line);
  border-left: 1px solid var(--arch-line);
}

.architecture-module-card {
  min-height: 390px;
  padding: clamp(1.3rem, 2.2vw, 2rem);
  background: rgba(255, 253, 248, 0.66);
  border-right: 1px solid var(--arch-line);
  border-bottom: 1px solid var(--arch-line);
}

.architecture-module-card:nth-child(2),
.architecture-module-card:nth-child(7) {
  background: rgba(255, 240, 233, 0.66);
}

.architecture-module-card:nth-child(4),
.architecture-module-card:nth-child(5) {
  background: rgba(230, 238, 233, 0.72);
}

.architecture-module-meta {
  color: var(--arch-muted);
  font-size: 0.67rem;
  font-weight: 690;
}

.architecture-module-meta > span {
  margin-right: auto;
  color: var(--arch-matters);
  font-weight: 800;
  letter-spacing: 0.08em;
}

.architecture-module-card h3 {
  margin: 2.7rem 0 1rem;
  font-family: var(--arch-display);
  font-size: clamp(1.55rem, 2.5vw, 2.25rem);
  letter-spacing: -0.04em;
}

.architecture-module-card p {
  margin: 0.75rem 0 0;
  color: var(--arch-muted);
  font-size: 0.84rem;
  line-height: 1.75;
}

.architecture-module-card code {
  padding: 0.08rem 0.25rem;
  color: #9b3d2d;
  background: rgba(223, 98, 71, 0.09);
  border-radius: 0.25rem;
}

.architecture-module-card a {
  display: inline-block;
  margin-top: 1.2rem;
  color: var(--arch-matters);
  font-size: 0.78rem;
  font-weight: 760;
  text-decoration: none;
}

.architecture-section-roost {
  width: 100%;
  max-width: none;
  padding-right: max(1.5rem, calc((100% - 1380px) / 2));
  padding-left: max(1.5rem, calc((100% - 1380px) / 2));
  color: #f7f4ff;
  background: #282445;
}

.architecture-section-roost .architecture-kicker {
  color: #afa3fa;
}

.architecture-section-roost .architecture-section-heading > p:last-child {
  color: #c5bfdc;
}

.architecture-roost-flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 1rem;
  align-items: stretch;
}

.architecture-roost-flow > article {
  min-height: 360px;
  padding: clamp(1.5rem, 2.5vw, 2.3rem);
  background: rgba(255, 255, 255, 0.065);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 1.3rem;
}

.architecture-roost-flow > article > span {
  display: grid;
  width: 2.3rem;
  height: 2.3rem;
  margin-bottom: 3.5rem;
  place-items: center;
  color: #282445;
  font-size: 0.7rem;
  font-weight: 800;
  background: #b8adff;
  border-radius: 50%;
}

.architecture-roost-flow small {
  color: #a69dc9;
  font-size: 0.65rem;
  font-weight: 740;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.architecture-roost-flow h3 {
  margin: 0.35rem 0 1rem;
  font-family: var(--arch-display);
  font-size: clamp(1.8rem, 3vw, 3.1rem);
  letter-spacing: -0.05em;
}

.architecture-roost-flow p,
.architecture-ecosystem-note p {
  color: #c5bfdc;
  font-size: 0.84rem;
  line-height: 1.75;
}

.architecture-roost-flow a {
  display: inline-block;
  margin-top: 1rem;
  color: #d7d0ff;
  font-size: 0.78rem;
  font-weight: 740;
  text-decoration: none;
}

.architecture-roost-flow > i {
  align-self: center;
  color: #8e82d8;
  font-style: normal;
}

.architecture-ecosystem-note {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 1.5rem;
  margin-top: 1.2rem;
  padding: 1.2rem 1.4rem;
  background: rgba(255, 255, 255, 0.055);
  border: 1px dashed rgba(184, 173, 255, 0.34);
  border-radius: 1rem;
}

.architecture-ecosystem-note p {
  margin: 0;
}

.architecture-comparison {
  background: rgba(255, 253, 248, 0.74);
  border: 1px solid var(--arch-line);
  border-radius: 1.2rem;
  overflow: hidden;
}

.architecture-comparison-head,
.architecture-comparison-row {
  display: grid;
  grid-template-columns: 0.72fr repeat(3, minmax(0, 1fr));
}

.architecture-comparison-head {
  color: #fff;
  font-size: 0.7rem;
  font-weight: 760;
  background: var(--arch-ink);
}

.architecture-comparison-head span,
.architecture-comparison-row > * {
  margin: 0;
  padding: 1rem 1.1rem;
  border-right: 1px solid var(--arch-line);
}

.architecture-comparison-head span:last-child,
.architecture-comparison-row > *:last-child {
  border-right: 0;
}

.architecture-comparison-row {
  border-bottom: 1px solid var(--arch-line);
}

.architecture-comparison-row:last-child {
  border-bottom: 0;
}

.architecture-comparison-row strong {
  color: var(--arch-ink);
  font-family: var(--arch-display);
  font-size: 0.86rem;
  background: rgba(20, 47, 56, 0.035);
}

.architecture-comparison-row p {
  color: var(--arch-muted);
  font-size: 0.78rem;
  line-height: 1.65;
}

.architecture-comparison-row p:nth-of-type(1) {
  background: rgba(223, 98, 71, 0.045);
}

.architecture-comparison-row p:nth-of-type(2) {
  background: rgba(102, 86, 199, 0.045);
}

.architecture-integration {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.34fr);
  gap: 2rem 5rem;
}

.architecture-integration .architecture-section-heading {
  grid-column: 1 / -1;
  grid-template-columns: 1fr;
  margin-bottom: 1rem;
}

.architecture-integration-flow {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--arch-line);
}

.architecture-integration-flow li {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr);
  gap: 1rem;
  padding: 1.2rem 0;
  border-bottom: 1px solid var(--arch-line);
}

.architecture-integration-flow li > span {
  color: var(--arch-teal);
  font-size: 0.7rem;
  font-weight: 800;
}

.architecture-integration-flow strong {
  font-family: var(--arch-display);
  font-size: 1.05rem;
}

.architecture-integration-flow p,
.architecture-integration > aside p {
  margin: 0.35rem 0 0;
  color: var(--arch-muted);
  font-size: 0.82rem;
  line-height: 1.7;
}

.architecture-integration > aside {
  align-self: start;
  padding: 1.5rem;
  background: var(--arch-matters-soft);
  border: 1px solid rgba(223, 98, 71, 0.22);
  border-radius: 1rem;
}

.architecture-integration > aside strong {
  color: var(--arch-matters);
  font-family: var(--arch-display);
}

.architecture-sources {
  display: grid;
  grid-template-columns: minmax(280px, 0.48fr) minmax(0, 1fr);
  gap: 3rem 6rem;
  width: min(1380px, calc(100% - 3rem));
  margin: 0 auto;
  padding: 5rem 0 7rem;
  border-top: 1px solid var(--arch-line);
}

.architecture-sources h2 {
  margin: 0;
  font-family: var(--arch-display);
  font-size: clamp(2rem, 3.5vw, 3.6rem);
  letter-spacing: -0.05em;
}

.architecture-sources > div > p:last-child {
  color: var(--arch-muted);
  font-size: 0.82rem;
  line-height: 1.75;
}

.architecture-source-groups {
  display: grid;
  gap: 0.7rem;
}

.architecture-source-groups details {
  padding: 1rem 1.1rem;
  background: rgba(255, 253, 248, 0.7);
  border: 1px solid var(--arch-line);
  border-radius: 0.85rem;
}

.architecture-source-groups summary {
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 760;
}

.architecture-source-groups ul {
  margin: 0.9rem 0 0;
  padding-left: 1.1rem;
  color: var(--arch-muted);
  font-size: 0.75rem;
  line-height: 1.8;
}

.architecture-source-groups a {
  color: var(--arch-teal);
  font-weight: 700;
}

.architecture-footer {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  width: min(1380px, calc(100% - 3rem));
  margin: 0 auto;
  padding: 1.5rem 0 2.5rem;
  color: var(--arch-muted);
  font-size: 0.72rem;
  border-top: 1px solid var(--arch-line);
}

.architecture-footer p {
  margin: 0;
}

.architecture-footer div {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.architecture-footer a {
  font-weight: 680;
  text-decoration: none;
}

.architecture-page[data-scene="base"] .architecture-owner-panel,
.architecture-page[data-scene="matters"] .architecture-owner-roost,
.architecture-page[data-scene="roost"] .architecture-owner-matters {
  opacity: 0.08;
}

.architecture-page[data-scene="base"] .architecture-owner-panel {
  opacity: 0;
}

.architecture-page[data-scene="matters"] .architecture-owner-matters,
.architecture-page[data-scene="roost"] .architecture-owner-roost,
.architecture-page[data-scene="compare"] .architecture-owner-panel {
  opacity: 1;
}

.architecture-page[data-scene="matters"] .architecture-zone-governance,
.architecture-page[data-scene="roost"] .architecture-zone-governance,
.architecture-page[data-scene="compare"] .architecture-zone-governance {
  background: rgba(255, 255, 255, 0.095);
  border-color: rgba(255, 255, 255, 0.24);
}

.architecture-step[data-scene-step="matters"].is-active,
.architecture-story[data-scene-trigger="matters"] .architecture-story-heading {
  background: #a84431;
}

.architecture-step[data-scene-step="roost"].is-active,
.architecture-story[data-scene-trigger="roost"] .architecture-story-heading {
  background: #5042aa;
}

.architecture-step[data-scene-step="compare"].is-active,
.architecture-story[data-scene-trigger="compare"] .architecture-story-heading {
  background: linear-gradient(105deg, #a84431 0 49%, #5042aa 51% 100%);
}

.architecture-page :focus-visible {
  outline: 3px solid var(--arch-gold);
  outline-offset: 3px;
}

@media (max-width: 1160px) {
  .architecture-nav nav {
    display: none;
  }

  .architecture-nav {
    grid-template-columns: 1fr auto;
  }

  .architecture-scrolly {
    grid-template-columns: minmax(0, 1.4fr) minmax(290px, 0.6fr);
  }

  .architecture-zone-flow {
    grid-template-columns: 0.7fr 1fr 1.2fr 1fr;
    gap: 0.45rem;
  }

  .architecture-zone {
    padding: 0.68rem;
  }

  .architecture-layer {
    grid-template-columns: 78px minmax(0, 1fr);
  }

  .architecture-layer-distribution {
    grid-template-columns: 78px minmax(0, 1fr);
  }

  .architecture-layer-tags {
    grid-column: 2;
    display: flex;
  }

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

@media (max-width: 900px) {
  .architecture-hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .architecture-hero h1 {
    max-width: 12ch;
  }

  .architecture-scope {
    max-width: 480px;
  }

  .architecture-scrolly {
    display: block;
  }

  .architecture-visual-column {
    position: relative;
    top: auto;
    height: auto;
  }

  .architecture-map {
    min-height: 720px;
  }

  .architecture-story-column {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
    padding: 2rem 0 0;
  }

  .architecture-story {
    min-height: 0;
    padding: 1.3rem;
    background: rgba(255, 253, 248, 0.65);
    border: 1px solid var(--arch-line);
    border-radius: 1rem;
    opacity: 1;
  }

  .architecture-story h2 {
    font-size: 1.7rem;
  }

  .architecture-section-heading,
  .architecture-sources {
    grid-template-columns: 1fr;
  }

  .architecture-roost-flow {
    grid-template-columns: 1fr;
  }

  .architecture-roost-flow > i {
    justify-self: center;
    transform: rotate(90deg);
  }

  .architecture-integration {
    grid-template-columns: 1fr;
  }

  .architecture-comparison-head {
    display: none;
  }

  .architecture-comparison-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .architecture-comparison-row strong {
    grid-column: 1 / -1;
    border-right: 0;
    border-bottom: 1px solid var(--arch-line);
  }
}

@media (max-width: 620px) {
  .architecture-nav,
  .architecture-hero,
  .architecture-method,
  .architecture-scrolly,
  .architecture-section,
  .architecture-sources,
  .architecture-footer {
    width: min(100% - 1.25rem, 100%);
  }

  .architecture-nav {
    margin-top: 0.6rem;
  }

  .architecture-brand strong {
    font-size: 0.78rem;
  }

  .architecture-nav-cta {
    font-size: 0.68rem;
  }

  .architecture-hero {
    padding-top: 4rem;
  }

  .architecture-hero h1 {
    font-size: clamp(2.8rem, 15vw, 4.4rem);
  }

  .architecture-actions {
    display: grid;
  }

  .architecture-button {
    justify-content: center;
  }

  .architecture-method {
    grid-template-columns: 1fr;
  }

  .architecture-map {
    min-height: 0;
    padding: 0.8rem;
    border-radius: 1rem;
  }

  .architecture-map-header {
    align-items: center;
  }

  .architecture-map-header h2 {
    font-size: 1rem;
  }

  .architecture-scene-label {
    font-size: 0.62rem;
  }

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

  .architecture-step > strong {
    font-size: 0.7rem;
  }

  .architecture-platform-label {
    display: grid;
    gap: 0.35rem;
  }

  .architecture-platform-label span {
    justify-self: start;
  }

  .architecture-zone-flow {
    grid-template-columns: 1fr;
  }

  .architecture-zone {
    min-height: 0;
    padding: 0.85rem;
  }

  .architecture-zone:not(:last-child)::after {
    top: auto;
    right: 50%;
    bottom: -0.72rem;
    transform: rotate(90deg);
  }

  .architecture-owner-panel {
    font-size: 0.7rem;
  }

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

  .architecture-foundation span {
    grid-column: 1 / -1;
  }

  .architecture-stack {
    display: block;
  }

  .architecture-layer,
  .architecture-layer-distribution {
    display: block;
    margin-bottom: 0.45rem;
    padding: 0.65rem;
  }

  .architecture-layer > header {
    margin-bottom: 0.55rem;
  }

  .architecture-node-grid-two,
  .architecture-node-grid-three,
  .architecture-node-grid-four {
    grid-template-columns: 1fr;
  }

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

  .architecture-node {
    padding: 0.6rem;
  }

  .architecture-node strong {
    font-size: 0.72rem;
  }

  .architecture-node p {
    font-size: 0.57rem;
  }

  .architecture-tag {
    font-size: 0.55rem;
  }

  .architecture-flow {
    height: 0.55rem;
  }

  .architecture-story-column,
  .architecture-module-grid {
    grid-template-columns: 1fr;
  }

  .architecture-story {
    padding: 1.1rem;
  }

  .architecture-story-heading {
    margin-bottom: 1rem;
  }

  .architecture-section {
    padding: 5rem 0;
  }

  .architecture-section-heading h2 {
    font-size: 2.7rem;
  }

  .architecture-module-card {
    min-height: 0;
    padding: 1.3rem;
  }

  .architecture-module-card h3 {
    margin-top: 2rem;
  }

  .architecture-section-roost {
    width: 100%;
    padding-right: 0.65rem;
    padding-left: 0.65rem;
  }

  .architecture-roost-flow > article {
    min-height: 0;
  }

  .architecture-roost-flow > article > span {
    margin-bottom: 2rem;
  }

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

  .architecture-comparison-row {
    grid-template-columns: 1fr;
  }

  .architecture-comparison-row strong {
    grid-column: auto;
  }

  .architecture-comparison-row > * {
    border-right: 0;
    border-bottom: 1px solid var(--arch-line);
  }

  .architecture-comparison-row > *:last-child {
    border-bottom: 0;
  }

  .architecture-sources {
    padding: 4rem 0;
  }

  .architecture-footer {
    display: grid;
  }
}

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

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

  .architecture-owner-panel,
  .architecture-step,
  .architecture-story {
    opacity: 1 !important;
    transform: none !important;
  }
}