:root {
  --color-bg: #ffffff;
  --color-surface: #f7f8fc;
  --color-surface-strong: #f0f2f8;
  --color-text: #111318;
  --color-text-muted: #596170;
  --color-border: #e1e5ee;
  --color-purple: #6650e9;
  --color-purple-dark: #5037cf;
  --color-blue: #386fe8;
  --color-blue-dark: #285dcf;
  --color-green: #23855e;
  --color-green-bright: #35b982;
  --color-danger: #bf363f;
  --shadow-sm: 0 8px 24px rgb(25 31 45 / 6%);
  --shadow-md: 0 20px 52px rgb(25 31 45 / 10%);
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --content-width: 1200px;
  --header-height: 72px;
  color-scheme: light;
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 1.5rem);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  background: var(--color-bg);
  color: var(--color-text);
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 1rem;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img,
svg {
  display: block;
  max-width: 100%;
}

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

button,
input,
textarea,
select {
  font: inherit;
}

a {
  color: inherit;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--color-purple-dark);
}

:focus-visible {
  outline: 3px solid #1f66e5;
  outline-offset: 4px;
  border-radius: 5px;
}

p,
h1,
h2,
h3 {
  margin-top: 0;
}

p {
  max-width: 70ch;
}

h1,
h2,
h3 {
  line-height: 1.08;
  letter-spacing: -0.035em;
}

h2 {
  font-size: clamp(2rem, 4.2vw, 3.55rem);
  font-weight: 780;
}

h3 {
  font-size: 1.12rem;
  font-weight: 720;
  letter-spacing: -0.02em;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 1rem;
  left: 1rem;
  padding: 0.75rem 1rem;
  transform: translateY(-180%);
  border-radius: 0.65rem;
  background: var(--color-text);
  color: #fff;
  font-weight: 700;
  transition: transform 160ms ease;
}

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

.container {
  width: min(calc(100% - 2rem), var(--content-width));
  margin-inline: auto;
}

.section {
  position: relative;
  padding-block: clamp(4.5rem, 9vw, 8rem);
}

.section--spacious {
  padding-top: clamp(5.5rem, 11vw, 10rem);
}

.section--tinted {
  border-block: 1px solid rgb(225 229 238 / 75%);
  background:
    radial-gradient(circle at 18% 12%, rgb(113 87 245 / 6%), transparent 30rem),
    var(--color-surface);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  margin-bottom: 1.15rem;
  padding: 0.35rem 0.8rem;
  border: 1px solid rgb(102 80 233 / 9%);
  border-radius: 999px;
  background: #f3f1ff;
  color: #3e4ea3;
  font-size: 0.74rem;
  font-weight: 760;
  letter-spacing: 0.055em;
  line-height: 1.35;
  text-transform: uppercase;
}

.eyebrow--green {
  border-color: rgb(35 133 94 / 10%);
  background: #ecfbf4;
  color: #1d7252;
}

.gradient-text {
  color: #564ad2;
}

@supports ((background-clip: text) or (-webkit-background-clip: text)) {
  .gradient-text {
    background: linear-gradient(110deg, var(--color-purple-dark), var(--color-blue));
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
  }

  .gradient-text--green {
    background-image: linear-gradient(110deg, var(--color-blue), var(--color-green));
  }
}

.lead {
  color: #292e38;
  font-size: clamp(1.05rem, 1.6vw, 1.22rem);
  line-height: 1.55;
}

.section-heading {
  margin-bottom: clamp(2rem, 5vw, 4rem);
}

.section-heading--centered {
  max-width: 58rem;
  margin-inline: auto;
  text-align: center;
}

.section-heading--centered p {
  margin-inline: auto;
}

.section-heading h2 {
  margin-bottom: 1.25rem;
}

.section-heading > p:not(.eyebrow) {
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

.section-heading--compact {
  max-width: 46rem;
}

.status-note {
  font-size: 0.88rem !important;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.15rem;
  border: 1px solid transparent;
  border-radius: 0.75rem;
  font-size: 0.91rem;
  font-weight: 720;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
  color: inherit;
}

.button--primary {
  border-color: #5137d1;
  background: linear-gradient(125deg, #6247e7 0%, #3d64db 100%);
  box-shadow: 0 10px 24px rgb(85 70 220 / 23%);
  color: #fff;
}

.button--primary:hover {
  background: linear-gradient(125deg, #553bd8 0%, #3157c7 100%);
  box-shadow: 0 12px 28px rgb(85 70 220 / 30%);
  color: #fff;
}

.button--secondary {
  border-color: #cbc5ef;
  background: #fff;
  color: var(--color-purple-dark);
}

.button--secondary:hover {
  border-color: var(--color-purple);
  background: #f7f5ff;
  color: var(--color-purple-dark);
}

.button--header {
  min-height: 44px;
  padding-inline: 1rem;
  white-space: nowrap;
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  border-bottom: 1px solid rgb(225 229 238 / 92%);
  background: rgb(255 255 255 / 94%);
  box-shadow: 0 4px 18px rgb(25 31 45 / 3%);
  backdrop-filter: blur(14px);
}

.site-header__inner {
  display: grid;
  min-height: var(--header-height);
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  column-gap: 0.75rem;
}

.brand {
  display: inline-flex;
  width: fit-content;
  min-height: 44px;
  align-items: center;
  gap: 0.68rem;
  color: var(--color-text);
  font-size: 1.24rem;
  font-weight: 800;
  letter-spacing: -0.035em;
  text-decoration: none;
}

.brand:hover {
  color: var(--color-text);
}

.brand__mark {
  width: 2.15rem;
  height: 2.15rem;
  flex: 0 0 auto;
  border-radius: 0.55rem;
}

.menu-button {
  display: inline-flex;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 0.65rem;
  background: transparent;
  color: var(--color-text);
  cursor: pointer;
  visibility: hidden;
}

.js .menu-button {
  visibility: visible;
}

.menu-button:hover {
  background: var(--color-surface-strong);
}

.menu-button__lines,
.menu-button__lines::before,
.menu-button__lines::after {
  display: block;
  width: 21px;
  height: 2px;
  border-radius: 99px;
  background: currentColor;
  transition: transform 160ms ease, opacity 160ms ease;
}

.menu-button__lines {
  position: relative;
}

.menu-button__lines::before,
.menu-button__lines::after {
  position: absolute;
  left: 0;
  content: "";
}

.menu-button__lines::before {
  top: -7px;
}

.menu-button__lines::after {
  top: 7px;
}

.menu-button[aria-expanded="true"] .menu-button__lines {
  background: transparent;
}

.menu-button[aria-expanded="true"] .menu-button__lines::before {
  top: 0;
  transform: rotate(45deg);
}

.menu-button[aria-expanded="true"] .menu-button__lines::after {
  top: 0;
  transform: rotate(-45deg);
}

.site-header__nav {
  display: none;
  grid-column: 1 / -1;
  flex-direction: column;
  align-items: stretch;
  gap: 0.15rem;
  padding: 0.55rem 0 1rem;
  border-top: 1px solid var(--color-border);
}

.js .site-header__nav {
  display: none;
}

.js .site-header__nav.is-open {
  display: flex;
}

.site-header__nav > a:not(.button) {
  display: flex;
  min-height: 44px;
  align-items: center;
  padding-inline: 0.7rem;
  border-radius: 0.55rem;
  color: #2f3440;
  font-size: 0.9rem;
  font-weight: 650;
  text-decoration: none;
}

.site-header__nav > a:not(.button):hover {
  background: var(--color-surface);
  color: var(--color-purple-dark);
}

.site-header__noscript {
  display: flex;
  grid-column: 1 / -1;
  flex-wrap: wrap;
  gap: 0.25rem 0.65rem;
  padding: 0.55rem 0 0.8rem;
  border-top: 1px solid var(--color-border);
}

.site-header__noscript a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  color: #2f3440;
  font-size: 0.85rem;
  font-weight: 650;
}

.hero {
  padding-top: clamp(3.7rem, 7vw, 6rem);
  background:
    radial-gradient(circle at 72% 16%, rgb(76 130 247 / 8%), transparent 26rem),
    radial-gradient(circle at 58% 70%, rgb(53 185 130 / 5%), transparent 23rem),
    #fff;
}

.hero__grid {
  display: grid;
  gap: clamp(3rem, 7vw, 5.5rem);
}

.hero__copy {
  min-width: 0;
}

.hero__title {
  margin-bottom: 1.5rem;
  font-size: clamp(2.25rem, 11.5vw, 4.65rem);
  font-weight: 850;
  line-height: 0.99;
  letter-spacing: -0.052em;
}

.hero__title > span,
.hero__clarification > span,
.manifesto-heading h2 > span {
  display: block;
}

.hero__title > span {
  white-space: nowrap;
}

.hero__clarification {
  margin-bottom: 1rem;
  color: #262b34;
  font-size: clamp(1rem, 1.6vw, 1.12rem);
  line-height: 1.55;
}

.hero__free-promise {
  display: flex;
  max-width: 31rem;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.35rem;
  padding: 0.75rem 0.85rem;
  border: 1px solid #bfe7d5;
  border-radius: 0.85rem;
  background: linear-gradient(125deg, #f5fcf8, #f7f8ff);
}

.hero__free-promise > span {
  display: grid;
  width: 1.8rem;
  height: 1.8rem;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 50%;
  background: var(--color-green);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 850;
}

.hero__free-promise p {
  margin: 0;
  line-height: 1.35;
}

.hero__free-promise strong,
.hero__free-promise small {
  display: block;
}

.hero__free-promise strong {
  font-size: 0.88rem;
}

.hero__free-promise small {
  margin-top: 0.18rem;
  color: var(--color-text-muted);
  font-size: 0.75rem;
}

.hero__actions {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.35rem;
}

.hero__actions > a:not(.button) {
  display: flex;
  min-height: 44px;
  align-items: center;
  color: var(--color-text);
  font-size: 0.9rem;
  font-weight: 680;
  text-decoration: none;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

.github-dot {
  position: relative;
  display: inline-block;
  width: 1.4rem;
  height: 1.4rem;
  flex: 0 0 auto;
  border-radius: 50%;
  background: #111318;
}

.github-dot::before {
  position: absolute;
  top: 5px;
  left: 5px;
  width: 12px;
  height: 9px;
  border-radius: 50% 50% 45% 45%;
  background: #fff;
  content: "";
}

.github-dot::after {
  position: absolute;
  top: 3px;
  left: 5px;
  width: 4px;
  height: 5px;
  border: 3px solid #fff;
  border-bottom: 0;
  transform: rotate(45deg);
  content: "";
}

.document-icon {
  position: relative;
  display: inline-block;
  width: 1.4rem;
  height: 1.55rem;
  flex: 0 0 auto;
  border: 1.8px solid #171a20;
  border-radius: 0.23rem;
}

.document-icon::before,
.document-icon::after {
  position: absolute;
  left: 4px;
  width: 8px;
  height: 1.5px;
  background: #171a20;
  content: "";
}

.document-icon::before {
  top: 7px;
}

.document-icon::after {
  top: 12px;
}

.hero__status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 1.1rem 0 0;
  color: var(--color-text-muted);
  font-size: 0.82rem;
}

.hero__status span {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--color-green);
  box-shadow: 0 0 0 4px rgb(35 133 94 / 11%);
}

.hero__visual {
  min-width: 0;
}

.sync-diagram {
  margin: 0;
}

.diagram-art {
  display: block;
  width: 100%;
  height: auto;
  shape-rendering: geometricPrecision;
}

.sync-diagram > svg {
  overflow: hidden;
}

.flow-path {
  fill: none;
  stroke: #557eea;
  stroke-dasharray: 5 7;
  stroke-linecap: round;
  stroke-width: 2.5;
  animation: path-flow 9s linear infinite;
}

.diagram-packet {
  animation: packet-pulse 3.8s ease-in-out infinite;
}

@keyframes path-flow {
  to {
    stroke-dashoffset: -48;
  }
}

@keyframes packet-pulse {
  0%,
  100% {
    opacity: 0.42;
  }

  50% {
    opacity: 1;
  }
}

.sync-diagram__labels {
  display: grid;
  grid-template-columns: 1fr 1.15fr 1fr;
  gap: 0.4rem;
  margin-top: -0.9rem;
  text-align: center;
}

.sync-diagram__labels p {
  margin: 0;
  font-size: clamp(0.65rem, 2.6vw, 0.81rem);
  line-height: 1.35;
}

.sync-diagram__labels p:nth-child(2) {
  position: relative;
  left: clamp(0.65rem, 3.8vw, 2.1rem);
}

.sync-diagram__labels strong,
.sync-diagram__labels span {
  display: block;
}

.sync-diagram__labels strong {
  margin-bottom: 0.15rem;
}

.sync-diagram__labels span {
  color: var(--color-text-muted);
}

.sync-diagram figcaption {
  max-width: 52ch;
  margin: 1.1rem auto 0;
  color: var(--color-text-muted);
  font-size: 0.82rem;
  line-height: 1.5;
  text-align: center;
}

.trust-strip {
  display: grid;
  gap: 0;
  margin-top: 1.5rem;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: rgb(255 255 255 / 92%);
  box-shadow: var(--shadow-sm);
}

.trust-strip__item {
  display: grid;
  min-height: 68px;
  grid-template-columns: 1.55rem 1fr;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 0.9rem;
  border-bottom: 1px solid var(--color-border);
}

.trust-strip__item:last-child {
  border-bottom: 0;
}

.trust-strip__item p {
  margin: 0;
  color: #323844;
  font-size: 0.79rem;
  font-weight: 620;
  line-height: 1.35;
}

.trust-icon {
  position: relative;
  width: 1.45rem;
  height: 1.45rem;
  color: var(--color-blue-dark);
}

.trust-icon--shield {
  border: 2px solid currentColor;
  border-radius: 48% 48% 56% 56%;
  transform: scaleX(0.82);
}

.trust-icon--shield::after {
  position: absolute;
  top: 5px;
  left: 5px;
  width: 8px;
  height: 4px;
  border-bottom: 2px solid currentColor;
  border-left: 2px solid currentColor;
  transform: rotate(-45deg);
  content: "";
}

.trust-icon--lock::before {
  position: absolute;
  right: 2px;
  bottom: 1px;
  left: 2px;
  height: 13px;
  border: 2px solid currentColor;
  border-radius: 3px;
  content: "";
}

.trust-icon--lock::after {
  position: absolute;
  top: 0;
  left: 6px;
  width: 11px;
  height: 10px;
  border: 2px solid currentColor;
  border-bottom: 0;
  border-radius: 8px 8px 0 0;
  content: "";
}

.trust-icon--check {
  border: 2px solid currentColor;
  border-radius: 50%;
}

.trust-icon--check::after {
  position: absolute;
  top: 5px;
  left: 5px;
  width: 8px;
  height: 4px;
  border-bottom: 2px solid currentColor;
  border-left: 2px solid currentColor;
  transform: rotate(-45deg);
  content: "";
}

.comparison-grid {
  display: grid;
  gap: 1.25rem;
}

.comparison-card {
  min-width: 0;
  padding: clamp(1.35rem, 3vw, 2rem);
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.comparison-card--conventional {
  background: linear-gradient(150deg, #fafbfe, #f7f8fc);
}

.comparison-card--mystsafe {
  border-color: #cfe9dc;
  background: linear-gradient(150deg, #fff, #f1fbf7);
  box-shadow: 0 14px 36px rgb(35 133 94 / 7%);
}

.comparison-card h3 {
  margin-bottom: 1.4rem;
  text-align: center;
}

.comparison-visual {
  display: grid;
  min-height: 12rem;
  place-items: center;
  margin-bottom: 1.25rem;
}

.diagram-art--comparison {
  max-height: 14rem;
}

.comparison-list {
  display: grid;
  gap: 0.8rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.comparison-list li {
  display: grid;
  grid-template-columns: 1.35rem 1fr;
  gap: 0.55rem;
  color: #2f3540;
  font-size: 0.91rem;
  line-height: 1.45;
}

.comparison-list li > span {
  display: inline-grid;
  width: 1.25rem;
  height: 1.25rem;
  place-items: center;
  margin-top: 0.05rem;
  border: 1.5px solid var(--color-danger);
  border-radius: 50%;
  color: var(--color-danger);
  font-size: 0.72rem;
  font-weight: 800;
}

.comparison-card--mystsafe .comparison-list li > span {
  border-color: var(--color-green);
  background: var(--color-green);
  color: #fff;
}

.comparison-note {
  margin: 1rem auto 0;
  color: var(--color-text-muted);
  font-size: 0.78rem;
  text-align: center;
}

.steps-grid {
  display: grid;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.step-card {
  position: relative;
  display: grid;
  min-width: 0;
  grid-template-columns: 2.3rem 4.25rem minmax(0, 1fr);
  align-items: center;
  gap: 0.8rem;
  padding: 1.1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #fff;
  box-shadow: var(--shadow-sm);
}

.step-card:not(:last-child)::after {
  position: absolute;
  z-index: 0;
  bottom: -1.08rem;
  left: 2.17rem;
  width: 1px;
  height: 1.1rem;
  border-left: 2px dashed #aeb9d7;
  content: "";
}

.step-card__number {
  position: relative;
  z-index: 1;
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  align-self: start;
  border-radius: 50%;
  background: var(--color-purple);
  box-shadow: 0 5px 12px rgb(102 80 233 / 23%);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 800;
}

.step-card--3 .step-card__number,
.step-card--4 .step-card__number {
  background: var(--color-green);
  box-shadow: 0 5px 12px rgb(35 133 94 / 20%);
}

.step-card__icon {
  width: 4.1rem;
  height: 4.1rem;
  color: #171a20;
}

.step-card__icon svg {
  display: block;
  width: 100%;
  height: 100%;
}

.step-card__content h3 {
  margin-bottom: 0.45rem;
}

.step-card__content p {
  margin: 0.08rem 0;
  color: var(--color-text-muted);
  font-size: 0.83rem;
  line-height: 1.45;
}

.backend-section {
  background:
    radial-gradient(circle at 12% 18%, rgb(53 185 130 / 9%), transparent 27rem),
    linear-gradient(180deg, #fbfefc, #f5fbf8);
}

.backend-section__grid {
  display: grid;
  gap: clamp(2.5rem, 7vw, 5.5rem);
  align-items: center;
}

.backend-section__copy h2 {
  margin-bottom: 1.4rem;
}

.backend-section__copy > p:not(.eyebrow) {
  color: var(--color-text-muted);
}

.backend-labels {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 1.4rem 0 0;
  padding: 0;
  list-style: none;
}

.backend-labels li {
  padding: 0.42rem 0.7rem;
  border: 1px solid #cae6d9;
  border-radius: 999px;
  background: #fff;
  color: #236b51;
  font-size: 0.76rem;
  font-weight: 690;
}

.backend-flow {
  display: grid;
  gap: 0.65rem;
  margin: 0;
  padding: clamp(1.1rem, 3vw, 2rem);
  border: 1px solid #d8e9e0;
  border-radius: var(--radius-lg);
  background: rgb(255 255 255 / 89%);
  box-shadow: var(--shadow-md);
}

.backend-node {
  display: grid;
  min-height: 6.35rem;
  grid-template-columns: 3.2rem minmax(0, 1fr);
  align-items: center;
  gap: 0.9rem;
  padding: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #fff;
}

.backend-node strong,
.backend-node small,
.backend-node em {
  grid-column: 2;
}

.backend-node strong {
  align-self: end;
  line-height: 1.2;
}

.backend-node small {
  align-self: start;
  color: var(--color-text-muted);
}

.backend-node em {
  width: fit-content;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  background: #edf8f3;
  color: #1d7252;
  font-size: 0.7rem;
  font-style: normal;
  font-weight: 700;
}

.backend-node--storage {
  border-color: #cfc9f8;
  background: linear-gradient(140deg, #fff, #f6f4ff);
}

.backend-node--storage .github-dot,
.device-glyph {
  grid-row: 1 / 4;
  grid-column: 1;
  justify-self: center;
}

.backend-node--storage .github-dot {
  width: 2.7rem;
  height: 2.7rem;
}

.device-glyph {
  position: relative;
  display: block;
  border: 2px solid #171a20;
  background: #fff;
}

.device-glyph--laptop {
  width: 3rem;
  height: 2.1rem;
  border-radius: 0.25rem;
}

.device-glyph--laptop::after {
  position: absolute;
  right: -0.35rem;
  bottom: -0.42rem;
  left: -0.35rem;
  height: 0.35rem;
  border-radius: 0 0 0.3rem 0.3rem;
  background: #697383;
  content: "";
}

.device-glyph--phone {
  width: 1.7rem;
  height: 3rem;
  border-radius: 0.4rem;
}

.update-blocks {
  position: relative;
  display: flex;
  min-height: 1.7rem;
  align-items: center;
  justify-content: center;
  gap: 0.26rem;
  color: var(--color-blue-dark);
}

.update-blocks span {
  width: 0.7rem;
  height: 0.5rem;
  border: 1.5px solid currentColor;
  border-radius: 0.15rem;
  background: #fff;
}

.update-blocks b {
  margin-left: 0.35rem;
  font-size: 1.1rem;
}

.backend-flow figcaption {
  margin-top: 0.45rem;
  color: var(--color-text-muted);
  font-size: 0.78rem;
  line-height: 1.5;
  text-align: center;
}

.quantum-section {
  overflow: hidden;
  background:
    radial-gradient(circle at 75% 40%, rgb(102 80 233 / 10%), transparent 28rem),
    #fff;
}

.quantum-section__grid {
  display: grid;
  gap: clamp(2.6rem, 7vw, 6rem);
  align-items: center;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 2rem;
  margin-bottom: 1.2rem;
  padding: 0.35rem 0.7rem;
  border: 1px solid #d5d0f5;
  border-radius: 999px;
  background: #faf9ff;
  color: #5047a5;
  font-size: 0.75rem;
  font-weight: 700;
}

.status-badge span {
  width: 0.48rem;
  height: 0.48rem;
  border-radius: 50%;
  background: var(--color-purple);
  box-shadow: 0 0 0 4px rgb(102 80 233 / 11%);
}

.quantum-section__copy h2 {
  margin-bottom: 1.3rem;
}

.quantum-section__copy .lead {
  color: var(--color-text-muted);
}

.arrow-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-purple-dark);
  font-weight: 720;
}

.quantum-section__copy > a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
}

.quantum-visual {
  padding: clamp(1.1rem, 4vw, 2.4rem);
  border: 1px solid #ddd9f5;
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgb(255 255 255 / 95%), rgb(246 244 255 / 93%));
  box-shadow: var(--shadow-md);
}

.crypto-layers {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.7rem;
  align-items: stretch;
}

.crypto-layers > b {
  justify-self: center;
  color: var(--color-purple);
  font-size: 1.35rem;
}

.crypto-layer {
  display: flex;
  min-height: 6.2rem;
  align-items: center;
  gap: 0.8rem;
  padding: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #fff;
}

.crypto-layer > span {
  display: grid;
  width: 2.75rem;
  height: 2.75rem;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 0.75rem;
  background: #ebe8ff;
  color: var(--color-purple-dark);
  font-size: 0.82rem;
  font-weight: 850;
}

.crypto-layer--classical > span {
  background: #e8f3ff;
  color: var(--color-blue-dark);
}

.crypto-layer p,
.envelope-card p {
  margin: 0;
  line-height: 1.3;
}

.crypto-layer strong,
.crypto-layer small,
.envelope-card strong,
.envelope-card small {
  display: block;
}

.crypto-layer small,
.envelope-card small {
  margin-top: 0.25rem;
  color: var(--color-text-muted);
  font-size: 0.73rem;
}

.quantum-arrow {
  display: block;
  margin-block: 0.5rem;
  color: var(--color-purple);
  font-size: 1.6rem;
  text-align: center;
}

.envelope-card {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 1.05rem;
  border: 1px solid #c4bdf1;
  border-radius: var(--radius-sm);
  background: linear-gradient(120deg, #f0edff, #eef5ff);
}

.envelope-card__lock {
  position: relative;
  width: 2.8rem;
  height: 2.55rem;
  flex: 0 0 auto;
  border-radius: 0.65rem;
  background: linear-gradient(145deg, var(--color-purple), var(--color-blue-dark));
}

.envelope-card__lock::before {
  position: absolute;
  top: -0.65rem;
  left: 0.75rem;
  width: 1.3rem;
  height: 1.25rem;
  border: 3px solid var(--color-purple-dark);
  border-bottom: 0;
  border-radius: 0.8rem 0.8rem 0 0;
  content: "";
}

.envelope-card__lock::after {
  position: absolute;
  top: 0.95rem;
  left: 1.25rem;
  width: 0.35rem;
  height: 0.7rem;
  border-radius: 99px;
  background: #fff;
  content: "";
}

.crypto-spec {
  margin-top: clamp(2.5rem, 6vw, 4.5rem);
  padding: clamp(1.2rem, 3vw, 2rem);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: var(--shadow-sm);
}

.crypto-spec__label {
  margin: 0 0 1rem;
  color: var(--color-text-muted);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.crypto-spec dl {
  display: grid;
  gap: 0.75rem;
  margin: 0;
}

.crypto-spec dl > div {
  padding: 0.9rem;
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
  background: var(--color-surface);
}

.crypto-spec dt {
  margin-bottom: 0.3rem;
  color: var(--color-text-muted);
  font-size: 0.72rem;
  font-weight: 700;
}

.crypto-spec dd {
  margin: 0;
  color: #2f3351;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.78rem;
  font-weight: 680;
  line-height: 1.4;
}

.page-hero {
  position: relative;
  padding-block: clamp(4.5rem, 9vw, 8rem);
  overflow: hidden;
  border-bottom: 1px solid rgb(225 229 238 / 80%);
  background:
    radial-gradient(circle at 78% 16%, rgb(76 130 247 / 9%), transparent 28rem),
    radial-gradient(circle at 18% 82%, rgb(53 185 130 / 6%), transparent 24rem),
    #fff;
}

.page-hero__grid {
  display: grid;
  gap: clamp(2.7rem, 7vw, 5.5rem);
  align-items: center;
}

.page-hero__copy,
.page-hero__centered-copy {
  min-width: 0;
}

.page-hero h1 {
  max-width: 15ch;
  margin-bottom: 1.4rem;
  font-size: clamp(2.55rem, 8.5vw, 5rem);
  font-weight: 840;
  line-height: 0.99;
  letter-spacing: -0.055em;
}

.page-hero__copy > p:last-child {
  margin-bottom: 0;
  color: var(--color-text-muted);
}

.page-hero--centered {
  text-align: center;
}

.page-hero__centered-copy {
  max-width: 58rem;
  margin-inline: auto;
}

.page-hero__centered-copy h1,
.page-hero__centered-copy p {
  margin-inline: auto;
}

.back-link {
  display: flex;
  width: fit-content;
  min-height: 44px;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 1rem;
  color: #444b58;
  font-size: 0.84rem;
  font-weight: 680;
  text-decoration: none;
}

.page-hero__centered-copy > .back-link {
  margin-inline: auto;
}

.back-link:hover {
  color: var(--color-purple-dark);
}

.architecture-page-hero .quantum-visual {
  align-self: center;
}

.crypto-spec--page {
  margin-top: 0;
}

.architecture-card-grid {
  display: grid;
  gap: 1rem;
  margin-top: clamp(1.4rem, 4vw, 2.5rem);
}

.architecture-card-grid article {
  padding: clamp(1.25rem, 3vw, 1.8rem);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #fff;
  box-shadow: var(--shadow-sm);
}

.architecture-card__number {
  display: inline-flex;
  margin-bottom: 1rem;
  color: var(--color-purple);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.78rem;
  font-weight: 820;
  letter-spacing: 0.08em;
}

.architecture-card-grid h3 {
  margin-bottom: 0.65rem;
  font-size: 1.22rem;
}

.architecture-card-grid p {
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: 0.92rem;
}

.architecture-flow-layout {
  display: grid;
  gap: clamp(2.3rem, 6vw, 5rem);
}

.architecture-flow-intro h2 {
  margin-bottom: 1.3rem;
}

.architecture-flow {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.architecture-flow li {
  position: relative;
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1fr);
  gap: 1rem;
  padding-bottom: 1.55rem;
}

.architecture-flow li:not(:last-child)::before {
  position: absolute;
  top: 2.4rem;
  bottom: 0;
  left: 1.18rem;
  border-left: 2px dashed #bac4df;
  content: "";
}

.architecture-flow li > span {
  position: relative;
  z-index: 1;
  display: grid;
  width: 2.45rem;
  height: 2.45rem;
  place-items: center;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--color-purple), var(--color-blue));
  box-shadow: 0 7px 18px rgb(85 70 220 / 20%);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 800;
}

.architecture-flow h3 {
  margin: 0 0 0.4rem;
}

.architecture-flow p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.91rem;
}

.boundary-grid {
  display: grid;
  gap: 1rem;
}

.boundary-card {
  padding: clamp(1.3rem, 4vw, 2rem);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: var(--shadow-sm);
}

.boundary-card--protected {
  border-color: #bfe7d5;
  background: linear-gradient(145deg, #fff, #f4fcf8);
}

.boundary-card--observable {
  border-color: #ddd7f5;
  background: linear-gradient(145deg, #fff, #f8f6ff);
}

.boundary-card__label {
  margin-bottom: 0.7rem;
  color: var(--color-green);
  font-size: 0.73rem;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.boundary-card--observable .boundary-card__label {
  color: var(--color-purple-dark);
}

.boundary-card h3 {
  margin-bottom: 1rem;
  font-size: clamp(1.3rem, 3vw, 1.7rem);
}

.boundary-card ul {
  display: grid;
  gap: 0.75rem;
  margin: 0;
  padding-left: 1.1rem;
  color: #444b58;
  font-size: 0.9rem;
}

.boundary-card li::marker {
  color: var(--color-green);
}

.boundary-card--observable li::marker {
  color: var(--color-purple);
}

.device-protection-card {
  display: grid;
  gap: 1.4rem;
  padding: clamp(1.5rem, 5vw, 3rem);
  border: 1px solid #d8d3f4;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 100% 0%, rgb(102 80 233 / 9%), transparent 25rem),
    #fff;
  box-shadow: var(--shadow-md);
}

.device-protection-card h2 {
  margin-bottom: 0;
  font-size: clamp(1.9rem, 4vw, 3rem);
}

.device-protection-card > div:last-child p:last-child {
  margin-bottom: 0;
}

.signup-layout,
.contact-layout {
  display: grid;
  gap: 1.25rem;
  align-items: start;
}

.signup-card,
.signup-expectations,
.contact-form-card,
.contact-details {
  min-width: 0;
  padding: clamp(1.35rem, 4vw, 2.5rem);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: var(--shadow-sm);
}

.signup-card h2,
.signup-expectations h2,
.contact-form-card h2,
.contact-details h2 {
  margin-bottom: 1rem;
  font-size: clamp(1.75rem, 4vw, 2.75rem);
}

.signup-card form,
.contact-form-card form {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

.form-grid {
  display: grid;
  gap: 1rem;
}

.form-field {
  display: grid;
  gap: 0.42rem;
  color: #292e38;
  font-size: 0.84rem;
  font-weight: 720;
}

.form-field small {
  color: var(--color-text-muted);
  font-weight: 550;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  min-height: 48px;
  padding: 0.75rem 0.85rem;
  border: 1px solid #cfd5e1;
  border-radius: 0.7rem;
  background: #fff;
  color: var(--color-text);
  font-size: 0.95rem;
  font-weight: 450;
}

.form-field textarea {
  min-height: 10rem;
  resize: vertical;
}

.form-field input:hover,
.form-field select:hover,
.form-field textarea:hover {
  border-color: #aaa2df;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--color-purple);
  box-shadow: 0 0 0 3px rgb(102 80 233 / 12%);
  outline: 0;
}

.signup-card form > .button,
.contact-form-card form > .button {
  width: 100%;
}

.form-note,
.form-status {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.78rem;
}

.form-status:empty {
  display: none;
}

.form-status.is-success {
  padding: 0.75rem 0.85rem;
  border: 1px solid #bfe7d5;
  border-radius: 0.7rem;
  background: #f1fbf6;
  color: #176746;
  font-weight: 680;
}

.form-status.is-error {
  padding: 0.75rem 0.85rem;
  border: 1px solid #efc7ca;
  border-radius: 0.7rem;
  background: #fff6f6;
  color: #96313a;
  font-weight: 680;
}

.turnstile-field {
  width: 100%;
  min-height: 65px;
  overflow: hidden;
  border-radius: 0.7rem;
}

.cf-turnstile {
  width: 100%;
  min-height: 65px;
}

.button:disabled {
  cursor: wait;
  opacity: 0.68;
  transform: none;
}

.inline-email {
  color: var(--color-purple-dark);
  font-weight: 760;
  overflow-wrap: anywhere;
}

.signup-expectations {
  background:
    radial-gradient(circle at 100% 0%, rgb(53 185 130 / 9%), transparent 20rem),
    #fff;
}

.signup-expectations ul {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.signup-expectations li {
  display: grid;
  gap: 0.25rem;
  padding-block: 1rem;
  border-bottom: 1px solid var(--color-border);
}

.signup-expectations li:last-child {
  border-bottom: 0;
}

.signup-expectations strong {
  font-size: 0.93rem;
}

.signup-expectations span {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.contact-details {
  background:
    radial-gradient(circle at 90% 0%, rgb(102 80 233 / 10%), transparent 20rem),
    #fff;
}

.contact-details > h2 {
  overflow-wrap: anywhere;
  color: var(--color-purple-dark);
  font-size: clamp(1.45rem, 4vw, 2.25rem);
}

.contact-email-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 0.8rem;
}

.contact-email-actions .button {
  flex: 0 1 auto;
}

.contact-detail-note {
  margin-top: 1.6rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--color-border);
}

.contact-detail-note h3 {
  margin-bottom: 0.55rem;
}

.contact-detail-note p {
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: 0.86rem;
}

.manifesto-section {
  border-block: 1px solid var(--color-border);
  background: var(--color-surface);
}

.manifesto-heading {
  max-width: 63rem;
  margin: 0 auto clamp(2.5rem, 6vw, 4.5rem);
  text-align: center;
}

.manifesto-heading h2 {
  font-size: clamp(2.15rem, 6vw, 4.6rem);
  line-height: 1;
  letter-spacing: -0.055em;
}

.manifesto-cards {
  display: grid;
  gap: 1rem;
}

.manifesto-cards article {
  padding: 1.4rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #fff;
  box-shadow: var(--shadow-sm);
}

.manifesto-cards h3 {
  margin-bottom: 0.65rem;
}

.manifesto-cards p {
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.manifesto-icon {
  position: relative;
  display: grid;
  width: 2.8rem;
  height: 2.8rem;
  place-items: center;
  margin-bottom: 1rem;
  border-radius: 0.8rem;
  background: #efedff;
  color: var(--color-purple-dark);
}

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

.manifesto-icon--person::before {
  top: 0.55rem;
  width: 0.85rem;
  height: 0.85rem;
  border-radius: 50%;
  background: currentColor;
}

.manifesto-icon--person::after {
  bottom: 0.5rem;
  width: 1.55rem;
  height: 0.8rem;
  border-radius: 1rem 1rem 0.35rem 0.35rem;
  background: currentColor;
}

.manifesto-icon--key::before {
  left: 0.55rem;
  width: 1rem;
  height: 1rem;
  border: 3px solid currentColor;
  border-radius: 50%;
}

.manifesto-icon--key::after {
  right: 0.45rem;
  width: 1.35rem;
  height: 0.25rem;
  transform: rotate(-40deg);
  border-radius: 99px;
  background: currentColor;
  box-shadow: 0.35rem 0.28rem 0 -0.03rem currentColor;
}

.manifesto-icon--vault {
  background: #e9f8f1;
  color: var(--color-green);
}

.manifesto-icon--vault::before {
  width: 1.55rem;
  height: 1.55rem;
  border: 2px solid currentColor;
  border-radius: 0.25rem;
}

.manifesto-icon--vault::after {
  width: 0.65rem;
  height: 0.65rem;
  border: 2px solid currentColor;
  border-radius: 50%;
}

.manifesto-footnote {
  margin: 1.7rem auto 0;
  color: #3c4350;
  font-weight: 670;
  text-align: center;
}

.free-plan-section {
  background:
    radial-gradient(circle at 12% 20%, rgb(53 185 130 / 9%), transparent 28rem),
    radial-gradient(circle at 88% 75%, rgb(102 80 233 / 9%), transparent 28rem),
    #fff;
}

.free-plan-card {
  display: grid;
  gap: clamp(1.5rem, 5vw, 3.5rem);
  align-items: center;
  padding: clamp(1.5rem, 5vw, 3.5rem);
  border: 1px solid #bfe0d2;
  border-radius: var(--radius-lg);
  background: rgb(255 255 255 / 94%);
  box-shadow: var(--shadow-md);
}

.free-plan-card__copy h2 {
  margin-bottom: 1.25rem;
  font-size: clamp(2rem, 5vw, 3.65rem);
}

.free-plan-card__copy > p:last-child {
  margin-bottom: 0;
  color: var(--color-text-muted);
}

.free-plan-card__offer {
  padding: clamp(1.25rem, 4vw, 2rem);
  border: 1px solid #d5d0f5;
  border-radius: var(--radius-md);
  background: linear-gradient(145deg, #fff, #f7f6ff);
  box-shadow: var(--shadow-sm);
}

.free-plan-card__price {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
}

.free-plan-card__price strong {
  color: var(--color-green);
  font-size: clamp(3rem, 8vw, 4.8rem);
  font-weight: 850;
  line-height: 0.9;
  letter-spacing: -0.06em;
}

.free-plan-card__price span {
  color: var(--color-text-muted);
  font-size: 0.8rem;
  font-weight: 680;
}

.free-plan-card__offer ul {
  display: grid;
  gap: 0.75rem;
  margin: 1.2rem 0 1.4rem;
  padding: 0;
  list-style: none;
}

.free-plan-card__offer li {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  color: #333944;
  font-size: 0.9rem;
}

.free-plan-card__offer li span {
  color: var(--color-green);
  font-weight: 850;
}

.free-plan-card__offer .button {
  width: 100%;
}

.open-source-section {
  padding-bottom: clamp(3rem, 6vw, 5rem);
}

.open-source-card {
  display: grid;
  gap: 1.35rem;
  padding: clamp(1.4rem, 4vw, 2.7rem);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 90% 0%, rgb(102 80 233 / 10%), transparent 22rem),
    #fff;
  box-shadow: var(--shadow-md);
}

.open-source-card__mark {
  display: grid;
  width: 4.6rem;
  height: 4.6rem;
  place-items: center;
  border-radius: 1.25rem;
  background: var(--color-text);
}

.open-source-card__mark .github-dot {
  width: 2.65rem;
  height: 2.65rem;
  border: 1px solid #fff;
}

.open-source-card__mark img {
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
}

.open-source-card__copy .eyebrow {
  margin-bottom: 0.9rem;
}

.open-source-card__copy h2 {
  margin-bottom: 0.85rem;
  font-size: clamp(1.8rem, 3.7vw, 3rem);
}

.open-source-card__copy > p:last-child {
  margin-bottom: 0;
  color: var(--color-text-muted);
}

.open-source-card__links {
  display: grid;
  align-content: center;
  gap: 0.3rem;
}

.open-source-card__links a {
  display: flex;
  min-height: 46px;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--color-border);
  color: #282d37;
  font-size: 0.9rem;
  font-weight: 680;
  text-decoration: none;
}

.open-source-card__links a:hover {
  border-color: var(--color-purple);
  color: var(--color-purple-dark);
}

.bottom-cta-section {
  padding-top: 0;
}

.bottom-cta {
  display: grid;
  gap: 1.15rem;
  align-items: center;
  padding: clamp(1.35rem, 4vw, 2.4rem);
  border: 1px solid #d7d1fa;
  border-radius: var(--radius-md);
  background:
    linear-gradient(120deg, rgb(245 243 255 / 96%), rgb(242 247 255 / 96%));
  box-shadow: var(--shadow-sm);
}

.bottom-cta > img {
  width: 3.4rem;
  height: 3.4rem;
  border-radius: 0.9rem;
}

.bottom-cta h2 {
  margin-bottom: 0.35rem;
  font-size: clamp(1.35rem, 2.7vw, 2rem);
}

.bottom-cta p {
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: 0.88rem;
}

.bottom-cta__actions {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.65rem;
}

.bottom-cta__actions > a:not(.button) {
  display: flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  font-size: 0.88rem;
  font-weight: 690;
}

.site-footer {
  padding: 3.3rem 0 1.5rem;
  border-top: 1px solid var(--color-border);
  background: #f8f9fc;
}

.site-footer__grid {
  display: grid;
  gap: 2rem;
}

.site-footer__about p {
  max-width: 43ch;
  margin: 0.8rem 0 0;
  color: var(--color-text-muted);
  font-size: 0.88rem;
}

.site-footer__links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.25rem 1rem;
}

.site-footer__links a {
  display: flex;
  min-height: 44px;
  align-items: center;
  color: #363c48;
  font-size: 0.86rem;
  font-weight: 650;
}

.site-footer__bottom {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-top: 2rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--color-border);
}

.site-footer__bottom p {
  margin: 0;
  color: #5d6472;
  font-size: 0.76rem;
}

@media (min-width: 480px) {
  .container {
    width: min(calc(100% - 2.75rem), var(--content-width));
  }

  .hero__actions {
    flex-flow: row wrap;
    align-items: center;
    gap: 0.35rem 1rem;
  }

  .hero__actions .button {
    margin-right: 0.25rem;
  }

  .hero__actions > a:not(.button) {
    padding-inline: 0.2rem;
  }

  .signup-card form > .button,
  .contact-form-card form > .button {
    width: fit-content;
  }

  .free-plan-card__offer .button {
    width: fit-content;
  }

  .step-card {
    grid-template-columns: 2.3rem 5rem minmax(0, 1fr);
    padding: 1.25rem;
  }

  .step-card__icon {
    width: 4.7rem;
    height: 4.7rem;
  }

  .crypto-layers {
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
  }

  .crypto-spec dl {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 640px) {
  .trust-strip {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .trust-strip__item {
    border-right: 1px solid var(--color-border);
    border-bottom: 0;
  }

  .trust-strip__item:last-child {
    border-right: 0;
  }

  .steps-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.2rem;
  }

  .step-card {
    display: flex;
    min-height: 20rem;
    flex-direction: column;
    padding: 1.35rem;
    text-align: center;
  }

  .step-card:not(:last-child)::after {
    display: none;
  }

  .step-card__number {
    align-self: flex-start;
  }

  .step-card__icon {
    width: 5.2rem;
    height: 5.2rem;
    margin: 0.5rem 0;
  }

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

  .manifesto-cards article:last-child {
    grid-column: 1 / -1;
  }

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

  .device-protection-card {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: center;
  }

  .bottom-cta {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .bottom-cta__actions {
    grid-column: 1 / -1;
    flex-direction: row;
    align-items: center;
  }

  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
  }

  .site-footer__bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

@media (min-width: 760px) {
  .comparison-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.06fr);
  }

  .comparison-card {
    display: flex;
    flex-direction: column;
  }

  .comparison-list {
    margin-top: auto;
  }

  .manifesto-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .manifesto-cards article:last-child {
    grid-column: auto;
  }

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

  .open-source-card {
    grid-template-columns: auto minmax(0, 1.35fr) minmax(15rem, 0.8fr);
    align-items: center;
  }
}

@media (min-width: 900px) {
  :root {
    --header-height: 76px;
  }

  .site-header__inner {
    display: flex;
    justify-content: space-between;
  }

  .menu-button,
  .js .menu-button {
    display: none;
  }

  .site-header__noscript {
    display: none;
  }

  .site-header__nav,
  .js .site-header__nav,
  .js .site-header__nav.is-open {
    display: flex;
    padding: 0;
    border: 0;
    flex-direction: row;
    align-items: center;
    gap: clamp(0.05rem, 0.5vw, 0.4rem);
  }

  .site-header__nav > a:not(.button) {
    padding-inline: clamp(0.45rem, 0.8vw, 0.7rem);
    font-size: clamp(0.76rem, 1vw, 0.86rem);
    white-space: nowrap;
  }

  .page-hero__grid {
    grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
  }

  .architecture-flow-layout {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }

  .architecture-flow-intro {
    position: sticky;
    top: calc(var(--header-height) + 2rem);
  }

  .signup-layout,
  .contact-layout {
    grid-template-columns: minmax(0, 1.08fr) minmax(18rem, 0.92fr);
  }

  .free-plan-card {
    grid-template-columns: minmax(0, 1.12fr) minmax(19rem, 0.88fr);
  }

  .button--header {
    margin-left: 0.25rem;
    font-size: 0.8rem;
  }

  .backend-section__grid,
  .quantum-section__grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  }

  .backend-flow {
    grid-template-columns: 1fr auto 1fr auto 1fr;
    align-items: center;
  }

  .backend-node {
    min-height: 11.5rem;
    grid-template-columns: 1fr;
    justify-items: center;
    align-content: center;
    text-align: center;
  }

  .backend-node strong,
  .backend-node small,
  .backend-node em,
  .backend-node--storage .github-dot,
  .device-glyph {
    grid-row: auto;
    grid-column: auto;
  }

  .update-blocks {
    flex-direction: column;
  }

  .update-blocks b {
    margin: 0.25rem 0 0;
    transform: rotate(-90deg);
  }

  .backend-flow figcaption {
    grid-column: 1 / -1;
  }

  .quantum-section__grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  }

  .bottom-cta {
    grid-template-columns: auto minmax(0, 1fr) auto;
  }

  .bottom-cta__actions {
    grid-column: auto;
    justify-content: flex-end;
  }
}

@media (min-width: 1024px) {
  .hero__grid {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    align-items: center;
  }

  .hero__title {
    font-size: clamp(3.2rem, 4.6vw, 4.35rem);
  }

  .steps-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.25rem;
  }

  .step-card {
    min-height: 21rem;
  }

  .step-card:not(:last-child)::after {
    display: block;
    top: 50%;
    right: -1.28rem;
    bottom: auto;
    left: auto;
    width: 1.3rem;
    height: 1px;
    border-top: 2px dashed #aeb9d7;
    border-left: 0;
  }

  .crypto-spec dl {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1200px) {
  .site-header__nav {
    gap: 0.3rem;
  }

  .button--header {
    margin-left: 0.55rem;
    font-size: 0.85rem;
  }

  .hero__grid {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  }
}

@media (max-width: 359px) {
  .container {
    width: min(calc(100% - 1.5rem), var(--content-width));
  }

  .hero__title {
    font-size: 2.05rem;
  }

  .eyebrow {
    font-size: 0.66rem;
  }

  .step-card {
    grid-template-columns: 2rem 3.5rem minmax(0, 1fr);
    gap: 0.6rem;
    padding: 0.9rem;
  }

  .step-card__icon {
    width: 3.35rem;
    height: 3.35rem;
  }

}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (forced-colors: active) {
  .gradient-text {
    background: none;
    color: CanvasText;
    -webkit-text-fill-color: CanvasText;
  }

  .button--primary,
  .step-card__number,
  .manifesto-icon,
  .open-source-card__mark {
    border: 1px solid ButtonText;
  }
}