:root {
  color-scheme: light;
  --paper: #f8f5ef;
  --raised: #fffdf8;
  --sunken: #eee9de;
  --ink: #252c28;
  --soft: #555e56;
  --faint: #667066;
  --line: #dcded2;
  --accent: #9b452e;
  --accent-ink: #fffdf8;
  --green: #264c3f;
  --green-ink: #f4f4df;
  --tint: #efe1d4;
  --sp-1: #30657b;
  --sp-2: #9b452e;
  --sp-3: #477044;
  --serif: Georgia, "Times New Roman", serif;
  --sans: system-ui, -apple-system, "Segoe UI", sans-serif;
  --shadow: 0 24px 65px #28372b15;
}
@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --paper: #191e1a;
    --raised: #222923;
    --sunken: #2b332b;
    --ink: #f0eee3;
    --soft: #c2c6b9;
    --faint: #a8b09f;
    --line: #424b3f;
    --accent: #e7a38b;
    --accent-ink: #221e18;
    --green: #b3cbb3;
    --green-ink: #182b23;
    --tint: #302a23;
    --sp-1: #94c2d5;
    --sp-2: #e7a38b;
    --sp-3: #b3cbb3;
    --shadow: 0 24px 65px #0004;
  }
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 7rem;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 1rem/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
}
h1,
h2,
h3,
h4,
p,
ul,
figure {
  margin: 0;
}
a {
  color: inherit;
}
button {
  font: inherit;
  cursor: pointer;
}
button,
a,
summary {
  -webkit-tap-highlight-color: transparent;
}
button:focus-visible,
a:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 5px;
}
button:active,
.btn:active {
  transform: translateY(1px);
}
[hidden] {
  display: none !important;
}
.wrap {
  max-width: 1160px;
  width: calc(100% - 3rem);
  margin-inline: auto;
}
section {
  padding: 6.5rem 0;
  scroll-margin-top: 6rem;
  border-top: 1px solid var(--line);
}
em {
  font-weight: 400;
  color: var(--accent);
}
h1,
h2 {
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 1.04;
}
h2 {
  font-size: clamp(2.3rem, 4.1vw, 3.7rem);
}
h2 em {
  line-height: 1.15;
}
.section-lead {
  font-size: 1.05rem;
  color: var(--soft);
  max-width: 40rem;
  margin-top: 1.2rem;
  margin-bottom: 1.6rem;
}
.center {
  text-align: center;
}
.center .section-lead {
  margin-inline: auto;
}
.block {
  display: block;
}
.eyebrow {
  display: block;
  font-size: 0.71rem;
  font-weight: 650;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin-bottom: 1.4rem;
}
.ink-dot {
  display: inline-block;
  width: 0.45rem;
  height: 0.45rem;
  background: var(--green);
  border-radius: 50%;
  margin-right: 0.5rem;
}
.trust {
  font-size: 0.78rem;
  color: var(--faint);
  margin-top: 1.25rem;
}
.text-link {
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.3rem;
}
.text-link span {
  margin-left: 0.5rem;
}
.skip-link {
  position: fixed;
  top: -5rem;
  left: 1rem;
  z-index: 20;
  background: var(--raised);
  padding: 0.7rem;
}
.skip-link:focus {
  top: 1rem;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--paper) 94%, transparent);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}
header .brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  font: 700 1.7rem var(--serif);
  letter-spacing: -0.04em;
}
header .brand img {
  width: 1.8rem;
  height: 1.8rem;
}
.brand-dot {
  color: var(--accent);
  margin-left: -0.45rem;
}
nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
nav a {
  font-size: 0.81rem;
  text-decoration: none;
  color: var(--soft);
}
nav a:hover {
  color: var(--accent);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.9rem 1.35rem;
  font-size: 0.87rem;
  font-weight: 650;
  border-radius: 0.35rem;
  text-decoration: none;
  transition:
    transform 0.2s,
    box-shadow 0.2s,
    background 0.2s;
}
.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
}
.btn-primary:hover {
  box-shadow: 0 5px 15px #55302525;
  transform: translateY(-2px);
}
.btn-small {
  padding: 0.6rem 1rem;
  font-size: 0.8rem;
}
.btn-ghost {
  border: 1px solid var(--line);
  background: var(--raised);
}
.btn-ghost:hover {
  border-color: var(--accent);
}
.hero {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 5rem;
  align-items: center;
  padding: 5rem 0 4.5rem;
}
.hero h1 {
  font-size: clamp(3rem, 5.2vw, 5rem);
}
.hero .lead {
  max-width: 32rem;
  color: var(--soft);
  font-size: 1.04rem;
  margin-top: 1.5rem;
}
.cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-top: 1.8rem;
}
.hero-paper {
  position: relative;
  background: var(--raised);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  padding: 2.7rem 2.6rem 3.5rem;
  font-family: var(--serif);
  transform: rotate(3deg);
  margin: 0.5rem 1rem 1rem 0;
  max-width: 100%;
}
.hero-paper:before {
  content: "";
  position: absolute;
  inset: 0;
  border-top: 5px solid var(--green);
  pointer-events: none;
}
.paper-label {
  display: block;
  font: 600 0.6rem var(--sans);
  letter-spacing: 0.17em;
  color: var(--faint);
  text-align: center;
}
.paper-chapter {
  display: block;
  font-size: 1.6rem;
  margin: 2rem 0 1.4rem;
  text-align: center;
}
.hero-paper p {
  font-size: 1.1rem;
  line-height: 1.65;
  margin-top: 0.8rem;
}
.hero-paper .paper-dialogue {
  border-left: 2px solid var(--sp-1);
  padding-left: 1rem;
  color: var(--sp-1);
}
.paper-note {
  background: var(--tint);
  padding: 1rem 1.25rem;
  font-size: 1rem;
  font-style: italic;
  line-height: 1.5;
  margin-top: 1.8rem;
  transform: rotate(-4deg);
  border-left: 2px solid var(--accent);
}
.paper-note span {
  float: left;
  font: 1.7rem var(--serif);
  margin-right: 0.65rem;
}
.paper-page {
  display: block;
  text-align: center;
  color: var(--faint);
  font-size: 0.75rem;
  margin-top: 1.5rem;
}
.product-window {
  border: 1px solid var(--line);
  border-radius: 0.7rem;
  overflow: hidden;
  box-shadow: var(--shadow);
  background: var(--raised);
}
.window-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1.2rem;
  font-size: 0.7rem;
  background: var(--green);
  color: var(--green-ink);
}
.window-dots {
  letter-spacing: 0.18em;
  font-size: 0.55rem;
  opacity: 0.7;
}
.window-status {
  opacity: 0.8;
}
.product-window img {
  display: block;
  width: 100%;
  height: auto;
}
.window-caption {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1.2rem;
  font-size: 0.72rem;
  color: var(--faint);
}
.window-caption a {
  font-weight: 600;
  text-decoration: none;
  color: var(--accent);
}
.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  padding: 2.4rem 0 3.5rem;
  gap: 2rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--soft);
}
.principles b {
  display: block;
  font: 1.45rem var(--serif);
  color: var(--ink);
  margin-bottom: 0.3rem;
}
.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 4rem;
  margin-bottom: 3rem;
}
.section-heading .section-lead {
  max-width: 23rem;
  margin: 0;
}
.workflow {
  scroll-margin-top: 7rem;
}
.stage-picker {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-block: 1px solid var(--line);
  gap: 0.5rem;
  margin-bottom: 2.4rem;
}
.stage-picker button {
  appearance: none;
  background: none;
  border: 0;
  border-bottom: 3px solid transparent;
  color: var(--soft);
  padding: 1rem 0.6rem;
  text-align: left;
  font-size: 0.9rem;
  transition: background 0.15s;
}
.stage-picker button span {
  display: block;
  font-size: 0.65rem;
  margin-bottom: 0.15rem;
  color: var(--faint);
}
.stage-picker button:hover {
  background: var(--sunken);
}
.stage-picker button[aria-pressed="true"] {
  border-color: var(--accent);
  color: var(--accent);
  font-weight: 650;
}
.stage-panel {
  margin-bottom: 2rem;
  min-height: 23rem;
}
.stage-intro {
  display: flex;
  gap: 1.4rem;
  align-items: center;
  margin-bottom: 1.8rem;
}
.stage-number {
  font: 4.5rem var(--serif);
  color: var(--line);
  line-height: 1;
}
.stage-intro h3 {
  font: 1.8rem/1.2 var(--serif);
  letter-spacing: -0.02em;
}
.stage-intro p {
  font-size: 0.9rem;
  color: var(--soft);
  margin-top: 0.5rem;
}
.stage-features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.8rem;
}
.stage-features article {
  border-top: 1px solid var(--line);
  padding-top: 1.2rem;
}
.stage-features h4 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
}
.stage-features p {
  font-size: 0.86rem;
  color: var(--soft);
}
.stage-panel.is-changing {
  animation: panel-in 0.28s ease-out;
}
@keyframes panel-in {
  from {
    transform: translateY(8px);
  }
  to {
    transform: translateY(0);
  }
}
.showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.showcase.flip .showcase-visual {
  order: -1;
}
.section-icon {
  display: block;
  width: 4.5rem;
  height: 4.5rem;
  margin: -0.4rem 0 1.1rem;
}
.brand-marks {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 2.4rem;
}
.brand-marks figure {
  margin: 0;
  text-align: center;
}
.brand-marks img {
  width: 10.5rem;
  height: auto;
}
.brand-marks figcaption {
  margin-top: 0.9rem;
  font-size: 0.68rem;
  font-weight: 650;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
}
.feat-list {
  list-style: none;
  padding: 0;
  margin-top: 1.25rem;
}
.feat-list li {
  position: relative;
  padding: 0.85rem 0 0.85rem 1.3rem;
  border-bottom: 1px solid var(--line);
  color: var(--soft);
  font-size: 0.89rem;
}
.feat-list li:last-child {
  border-bottom: 0;
}
.feat-list li:before {
  content: "↳";
  position: absolute;
  left: 0;
  color: var(--accent);
}
.feat-list strong {
  color: var(--ink);
  font-weight: 600;
}
.demo,
.ranks {
  padding: 1.8rem;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  background: var(--raised);
  box-shadow: var(--shadow);
}
.demo-title {
  display: block;
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 1.2rem;
}
.demo-tag {
  float: right;
  color: var(--green);
  font-size: 0.6rem;
}
.demo-toggle {
  display: block;
  font-size: 0.73rem;
  color: var(--accent);
  background: none;
  border: 1px solid var(--line);
  border-radius: 0.25rem;
  padding: 0.4rem 0.65rem;
  margin-bottom: 1rem;
}
.demo-toggle:hover {
  border-color: var(--accent);
}
.line {
  padding: 0.7rem 0.9rem;
  border-left: 3px solid var(--line);
  margin-bottom: 0.65rem;
  background: var(--sunken);
  transition: border-color 0.2s;
}
.line.s1 {
  border-color: var(--sp-1);
}
.line.s2 {
  border-color: var(--sp-2);
}
.line.s3 {
  border-color: var(--sp-3);
}
.line .who {
  display: block;
  font-size: 0.7rem;
  font-weight: 650;
  margin-bottom: 0.3rem;
}
.line.s1 .who {
  color: var(--sp-1);
}
.line.s2 .who {
  color: var(--sp-2);
}
.line.s3 .who {
  color: var(--sp-3);
}
.line .txt {
  font: 1rem/1.6 var(--serif);
}
.line.narration .txt {
  color: var(--soft);
  font-style: italic;
}
.dialogue-demo.without-speakers .who {
  display: none;
}
.dialogue-demo.without-speakers .line {
  border-color: var(--line);
}
.badge {
  display: inline-block;
  border: 1px solid var(--line);
  padding: 0.1rem 0.35rem;
  margin-left: 0.3rem;
  border-radius: 0.2rem;
  font-size: 0.59rem;
  font-weight: 500;
  color: var(--soft);
  background: var(--paper);
}
.badge.firm {
  border-color: var(--accent);
  color: var(--accent);
}
#statistiques {
  background: var(--sunken);
}
.tiles {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin: 2.5rem 0;
}
.tile {
  text-align: center;
  padding: 1rem;
  border-right: 1px solid var(--line);
}
.tile:last-child {
  border: 0;
}
.tile .num {
  font: 3rem/1.2 var(--serif);
  letter-spacing: -0.04em;
}
.tile .lbl {
  font-size: 0.76rem;
  color: var(--faint);
  margin-top: 0.3rem;
}
.rank-row {
  display: grid;
  grid-template-columns: 6rem minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.65rem;
  margin-top: 1rem;
}
.rank-name {
  font-size: 0.8rem;
  font-weight: 600;
}
.rank-bar {
  height: 0.4rem;
  border-radius: 1rem;
  background: var(--accent);
}
.rank-bar.muted {
  background: var(--line);
}
.rank-val {
  font-size: 0.66rem;
  color: var(--faint);
  white-space: nowrap;
}
.revision-section {
  background: var(--paper);
}
.revision-paper {
  padding: 2.8rem;
  background: var(--tint);
  border: 1px solid var(--line);
  transform: rotate(-2deg);
}
.revision-paper h3 {
  font: 2.25rem/1.15 var(--serif);
  letter-spacing: -0.03em;
  margin-bottom: 2rem;
}
.dictionary-entry {
  border-top: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
  padding: 1rem 0;
}
.dictionary-entry strong {
  display: block;
  font: 1.35rem var(--serif);
}
.dictionary-entry span {
  font-size: 0.66rem;
  color: var(--faint);
  font-style: italic;
}
.dictionary-entry p {
  font: 1rem/1.6 var(--serif);
  margin-top: 0.6rem;
}
.paper-footnote {
  font-size: 0.73rem;
  line-height: 1.7;
  color: var(--soft);
  margin-top: 1rem;
}
.rl-excerpt {
  font: 1.15rem/1.8 var(--serif);
  padding: 0.5rem 0 1.5rem;
}
.rl-mark {
  background: var(--tint);
  border-bottom: 2px solid var(--accent);
}
.fil-a {
  border-bottom: 2px solid #1a56db;
}
.fil-b {
  box-shadow: inset 0 -5px 0 #b45309;
}
.fil-grid {
  display: grid;
  grid-template-columns: auto repeat(3, 1fr);
  gap: 0.35rem 0.5rem;
  align-items: center;
  font-size: 0.75rem;
  color: var(--soft);
}
.fil-name {
  font-weight: 600;
  color: var(--ink);
}
.fil-cell {
  min-height: 1.1rem;
  border-radius: 2px;
  text-align: center;
}
.fil-cell.fil-a,
.fil-cell.fil-b {
  color: #fff;
  box-shadow: none;
  border-bottom: none;
}
.fil-cell.fil-a {
  background: #1a56db;
}
.fil-cell.fil-b {
  background: #b45309;
}
.rl-card {
  padding: 1rem;
  border-left: 2px solid var(--accent);
  background: var(--sunken);
  margin: 0 0 0.8rem 1rem;
}
.rl-card .who {
  display: block;
  font-size: 0.72rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 0.45rem;
}
.rl-card .txt {
  font-size: 0.85rem;
  color: var(--soft);
}
.ai-section {
  background: #264c3f;
  color: #f4f4df;
  --ink: #f4f4df;
  --soft: #d3ded0;
  --faint: #b5c5b5;
  --accent: #f0b49a;
  --line: #547363;
}
.ai-layout {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 5rem;
}
.ai-layout h2 {
  font-size: clamp(3.5rem, 6vw, 5.5rem);
}
.ai-layout .section-lead {
  margin-top: 0;
}
.ownership {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
}
.ownership .text-link {
  display: inline-block;
  margin-top: 2rem;
}
.ownership-steps > div {
  position: relative;
  padding: 0 0 1.6rem 2.8rem;
  margin-bottom: 1.3rem;
  border-bottom: 1px solid var(--line);
}
.ownership-steps > div > span {
  position: absolute;
  left: 0;
  top: 0;
  font: 1.25rem var(--serif);
  color: var(--accent);
}
.ownership-steps h3 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
}
.ownership-steps p {
  font-size: 0.88rem;
  color: var(--soft);
}
.ownership-steps .ownership-note {
  font-size: 0.75rem;
  color: var(--faint);
}
#tarifs {
  background: var(--sunken);
}
.pricing {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  max-width: 850px;
  margin: 2.7rem auto 0;
}
.plan {
  background: var(--raised);
  border: 1px solid var(--line);
  border-radius: 0.6rem;
  padding: 2.2rem;
  display: flex;
  flex-direction: column;
  position: relative;
}
.plan.featured {
  border: 2px solid var(--accent);
}
.plan h3 {
  font: 1.65rem var(--serif);
}
.price {
  font: 3rem/1.4 var(--serif);
  margin: 0.5rem 0;
}
.price small {
  font: 0.8rem var(--sans);
  color: var(--faint);
}
.price .was {
  font: 1.15rem var(--sans);
  color: var(--faint);
}
.early {
  color: var(--accent);
  font-size: 0.78rem;
}
.plan ul {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 2rem;
  flex: 1;
}
.plan li {
  padding: 0.45rem 0 0.45rem 1.4rem;
  position: relative;
  font-size: 0.86rem;
  color: var(--soft);
}
.plan li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
}
.offer-badge {
  position: absolute;
  right: 1.2rem;
  top: -0.75rem;
  background: var(--accent);
  color: var(--accent-ink);
  font-size: 0.66rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25rem 0.7rem;
  border-radius: 0.2rem;
}
.progress {
  margin-top: 0.6rem;
}
.progress-track {
  height: 0.4rem;
  background: var(--sunken);
  border-radius: 1rem;
  overflow: hidden;
}
.progress-fill {
  display: block;
  height: 100%;
  width: 0;
  background: var(--accent);
}
.count-line {
  margin-top: 0.8rem;
  font-size: 0.74rem;
  text-align: center;
  color: var(--faint);
}
.count-line strong {
  color: var(--accent);
}
.faq-layout {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 4rem;
}
.faq-list details {
  border-top: 1px solid var(--line);
}
.faq-list details:last-child {
  border-bottom: 1px solid var(--line);
}
.faq-list summary {
  list-style: none;
  cursor: pointer;
  padding: 1.25rem 2rem 1.25rem 0;
  position: relative;
  font-size: 0.9rem;
  font-weight: 550;
}
.faq-list summary::-webkit-details-marker {
  display: none;
}
.faq-list summary:after {
  content: "+";
  position: absolute;
  right: 0.3rem;
  top: 1rem;
  font: 1.6rem var(--serif);
  color: var(--accent);
}
.faq-list details[open] summary:after {
  content: "−";
}
.faq-list details p {
  font-size: 0.86rem;
  color: var(--soft);
  padding: 0 1.5rem 1.3rem 0;
}
.final-cta {
  text-align: center;
  padding: 1.5rem 0 6rem;
}
.final-cta h2 {
  margin-bottom: 2rem;
}
footer {
  padding: 2.5rem 0;
  border-top: 1px solid var(--line);
  font-size: 0.73rem;
  color: var(--faint);
}
footer .wrap {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}
footer nav {
  gap: 1rem;
  flex-wrap: wrap;
}
footer nav a {
  font-size: 0.72rem;
}
@media (min-width: 1600px) {
  .wrap {
    max-width: 1240px;
  }
}
@media (max-width: 960px) {
  nav {
    gap: 1rem;
  }
  .hero {
    gap: 2.5rem;
  }
  .hero-paper {
    padding: 2rem 1.8rem;
  }
  .hero h1 {
    font-size: 3.6rem;
  }
  .showcase,
  .ownership,
  .ai-layout {
    gap: 3rem;
  }
  .stage-features {
    grid-template-columns: repeat(2, 1fr);
  }
  .stage-panel {
    min-height: 29rem;
  }
  .section-heading {
    gap: 2rem;
  }
  .revision-paper {
    padding: 2rem;
  }
  .faq-layout {
    gap: 2rem;
  }
}
@media (max-width: 700px) {
  .wrap {
    width: calc(100% - 2.5rem);
  }
  section {
    padding: 4rem 0;
  }
  header {
    padding: 0.8rem 0;
  }
  header .brand {
    font-size: 1.5rem;
  }
  header .brand img {
    width: 1.5rem;
    height: 1.5rem;
  }
  header nav a:not(.btn) {
    display: none;
  }
  .hero {
    grid-template-columns: 1fr;
    gap: 3rem;
    padding: 3rem 0;
  }
  .hero h1 {
    font-size: clamp(2.8rem, 10vw, 4rem);
  }
  .desktop-break {
    display: none;
  }
  .hero .lead {
    font-size: 0.97rem;
  }
  .eyebrow {
    font-size: 0.65rem;
    letter-spacing: 0.1em;
  }
  .hero .cta {
    gap: 1.3rem;
  }
  .hero .cta .btn {
    width: 100%;
    font-size: 0.84rem;
  }
  .hero-paper {
    margin: 0 1rem;
    transform: rotate(2deg);
    padding: 2.2rem 2rem;
  }
  .paper-chapter {
    margin-top: 1.5rem;
  }
  .hero-paper p {
    font-size: 1rem;
  }
  .product-window {
    border-radius: 0.4rem;
  }
  .window-bar {
    padding: 0.65rem 0.7rem;
    font-size: 0.58rem;
    justify-content: center;
  }
  .window-dots,
  .window-status {
    display: none;
  }
  .window-caption {
    padding: 0.65rem 0.7rem;
    font-size: 0.65rem;
    flex-direction: column;
    gap: 0.2rem;
  }
  .principles {
    grid-template-columns: 1fr;
    padding: 2rem 0 3rem;
    gap: 1.3rem;
  }
  .principles b {
    display: inline;
    font-size: 1.1rem;
    margin-right: 0.3rem;
  }
  .section-heading {
    display: block;
    margin-bottom: 2rem;
  }
  .section-heading .section-lead {
    margin-top: 1.3rem;
    max-width: none;
  }
  .stage-picker {
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
  }
  .stage-picker button {
    font-size: 0.75rem;
    padding: 0.65rem 0.35rem;
  }
  .stage-picker button span {
    font-size: 0.6rem;
  }
  .stage-panel {
    min-height: 0;
  }
  .stage-intro {
    gap: 0.8rem;
    align-items: start;
  }
  .stage-number {
    font-size: 3.4rem;
  }
  .stage-intro h3 {
    font-size: 1.55rem;
  }
  .stage-intro p {
    font-size: 0.84rem;
  }
  .stage-features {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .stage-features article {
    padding-top: 1rem;
  }
  .showcase,
  .ai-layout,
  .ownership,
  .faq-layout {
    grid-template-columns: 1fr;
    gap: 2.4rem;
  }
  .brand-marks {
    gap: 1.25rem;
  }
  .brand-marks img {
    width: 8rem;
  }
  .showcase.flip .showcase-visual {
    order: 0;
  }
  .demo,
  .ranks {
    padding: 1.1rem;
  }
  .rank-row {
    grid-template-columns: 5.1rem minmax(0, 1fr) auto;
    gap: 0.4rem;
  }
  .rank-name {
    font-size: 0.7rem;
  }
  .rank-val {
    font-size: 0.59rem;
  }
  .badge {
    font-size: 0.55rem;
  }
  .tiles {
    grid-template-columns: 1fr 1fr;
    gap: 1.2rem 0.5rem;
  }
  .tile {
    padding: 0.5rem;
  }
  .tile:nth-child(2) {
    border: 0;
  }
  .tile .num {
    font-size: 2.3rem;
  }
  .tile .lbl {
    font-size: 0.68rem;
  }
  .revision-paper {
    transform: none;
    padding: 1.7rem;
  }
  .revision-paper h3 {
    font-size: 2rem;
  }
  .ai-layout h2 {
    font-size: 4rem;
  }
  .ownership .text-link {
    font-size: 0.79rem;
  }
  .pricing {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .plan {
    padding: 1.65rem;
  }
  .plan .price {
    font-size: 2.7rem;
  }
  .faq-layout {
    gap: 1.5rem;
  }
  .faq-list summary {
    font-size: 0.84rem;
  }
  .final-cta {
    padding-bottom: 4rem;
  }
  .final-cta h2 {
    font-size: 2.35rem;
  }
  footer .wrap {
    display: block;
  }
  footer nav {
    margin-top: 1.25rem;
    gap: 0.8rem;
  }
  footer nav a {
    display: inline-block;
  }
  html {
    scroll-padding-top: 6rem;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *:before,
  *:after {
    animation: none !important;
    transition: none !important;
  }
  .btn:hover {
    transform: none;
  }
}
@media (prefers-reduced-transparency: reduce) {
  .site-header {
    background: var(--paper);
    backdrop-filter: none;
  }
}