:root {
  color-scheme: light dark;
  --cream: #f5f0e6;
  --cream-deep: #e9e1d2;
  --surface: #fffdf8;
  --ink: #24312b;
  --ink-soft: #526058;
  --sage: #5e7866;
  --sage-deep: #40594a;
  --sage-pale: #dbe4d9;
  --gold: #8f6420;
  --gold-pale: #f1dfb5;
  --line: rgba(36, 49, 43, 0.16);
  --shadow: 0 24px 70px rgba(36, 49, 43, 0.14);
  --radius-small: 12px;
  --radius-medium: 24px;
  --radius-large: 38px;
  --content: 1180px;
  --font: ui-rounded, "SF Pro Rounded", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

body:has(dialog[open]) {
  overflow: hidden;
}

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

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

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

a {
  color: inherit;
}

:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-small);
  background: var(--ink);
  color: var(--cream);
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

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

.section-shell {
  width: min(calc(100% - 40px), var(--content));
  margin-inline: auto;
}

.section-space {
  padding-block: clamp(88px, 11vw, 150px);
}

.site-header {
  position: sticky;
  z-index: 30;
  top: 0;
  border-bottom: 1px solid transparent;
  background: rgba(245, 240, 230, 0.84);
  backdrop-filter: blur(18px);
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.site-header.is-scrolled {
  border-color: var(--line);
  box-shadow: 0 8px 24px rgba(36, 49, 43, 0.05);
}

.nav-shell {
  width: min(calc(100% - 40px), var(--content));
  min-height: 74px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.wordmark {
  display: inline-flex;
  align-items: baseline;
  color: var(--ink);
  font-size: 1.62rem;
  font-weight: 780;
  letter-spacing: -0.05em;
  line-height: 1;
  text-decoration: none;
}

.wordmark span {
  color: var(--gold);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 2.6vw, 34px);
}

.site-nav > a,
.site-footer nav a {
  color: var(--ink-soft);
  font-size: 0.88rem;
  font-weight: 650;
  text-decoration: none;
}

.site-nav > a:hover,
.site-footer nav a:hover,
.text-link:hover {
  color: var(--sage-deep);
}

.nav-toggle {
  display: none;
  min-width: 48px;
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
}

.button {
  min-height: 52px;
  padding: 14px 22px;
  border: 1px solid var(--sage-deep);
  border-radius: var(--radius-small);
  background: var(--sage-deep);
  color: #fffdf8;
  font-weight: 760;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 10px 26px rgba(64, 89, 74, 0.18);
  transition: transform 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.button:hover {
  background: var(--sage);
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(64, 89, 74, 0.24);
}

.button:active {
  transform: translateY(0);
}

.button-small {
  min-height: 42px;
  padding: 10px 15px;
  font-size: 0.86rem;
  box-shadow: none;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px 24px;
  margin-top: 34px;
}

.text-link {
  color: var(--sage-deep);
  font-weight: 760;
  text-underline-offset: 5px;
  text-decoration-thickness: 1px;
}

.kicker {
  margin: 0 0 18px;
  color: var(--sage-deep);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  line-height: 1.3;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  text-wrap: pretty;
}

h1,
h2,
h3 {
  margin-top: 0;
  line-height: 1.04;
  letter-spacing: -0.045em;
}

h1 {
  max-width: 10ch;
  margin-bottom: 26px;
  font-size: clamp(3.35rem, 7vw, 6.85rem);
  font-weight: 790;
}

h2 {
  margin-bottom: 24px;
  font-size: clamp(2.5rem, 5vw, 4.75rem);
  font-weight: 760;
}

h3 {
  margin-bottom: 14px;
  font-size: clamp(1.45rem, 2.3vw, 2.15rem);
  font-weight: 740;
}

.hero {
  min-height: calc(100svh - 74px);
  padding-block: clamp(62px, 8vw, 112px) 80px;
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(460px, 1.05fr);
  align-items: center;
  gap: clamp(48px, 7vw, 100px);
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.hero-lede {
  max-width: 34rem;
  margin: 0;
  color: var(--ink-soft);
  font-size: clamp(1.12rem, 1.8vw, 1.42rem);
  line-height: 1.55;
}

.availability-note {
  max-width: 31rem;
  margin: 24px 0 0;
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.hero-visual {
  position: relative;
  min-height: 680px;
}

.soft-orbit {
  position: absolute;
  border: 1px solid rgba(94, 120, 102, 0.28);
  border-radius: 50%;
}

.orbit-one {
  inset: 7% 3% 8% 1%;
}

.orbit-two {
  inset: 20% 16% 22% 14%;
  border-color: rgba(190, 140, 50, 0.35);
}

.device-stage,
.device-single,
.math-screen {
  margin: 0;
  overflow: hidden;
  border: 8px solid var(--ink);
  border-radius: var(--radius-large);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.device-stage img,
.device-single img,
.math-screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.device-stage-primary {
  position: absolute;
  z-index: 2;
  top: 0;
  left: 9%;
  width: min(66%, 390px);
  aspect-ratio: 0.689;
  transform: rotate(-3deg);
}

.device-stage-secondary {
  position: absolute;
  z-index: 3;
  right: 1%;
  bottom: 2%;
  width: min(44%, 260px);
  aspect-ratio: 0.689;
  border-width: 6px;
  border-radius: 30px;
  transform: rotate(4deg);
}

.play-button {
  position: absolute;
  z-index: 4;
  right: 24%;
  bottom: 18%;
  min-height: 54px;
  padding: 10px 17px 10px 11px;
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid rgba(36, 49, 43, 0.2);
  border-radius: var(--radius-small);
  background: rgba(255, 253, 248, 0.94);
  color: var(--ink);
  font-size: 0.88rem;
  font-weight: 780;
  box-shadow: 0 16px 40px rgba(36, 49, 43, 0.2);
  cursor: pointer;
  backdrop-filter: blur(12px);
  transition: transform 180ms ease;
}

.play-button:hover {
  transform: translateY(-3px);
}

.play-symbol {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--sage-deep);
}

.play-symbol::after {
  content: "";
  margin-left: 3px;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  border-left: 9px solid #fffdf8;
}

.fact-band {
  border-block: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.5);
}

.fact-band-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.fact-band p {
  margin: 0;
  padding: 27px clamp(14px, 2vw, 28px);
  display: grid;
  gap: 3px;
  border-left: 1px solid var(--line);
}

.fact-band p:last-child {
  border-right: 1px solid var(--line);
}

.fact-band strong {
  font-size: 0.96rem;
}

.fact-band span {
  color: var(--ink-soft);
  font-size: 0.78rem;
}

.section-intro {
  max-width: 820px;
  margin-bottom: 58px;
}

.section-intro > p:last-child {
  max-width: 640px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.15rem;
}

.routine-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 24px;
}

.routine-lead,
.routine-step {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-medium);
  background: var(--surface);
}

.routine-lead {
  grid-row: span 2;
  min-height: 760px;
  padding: clamp(28px, 4vw, 52px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 40px;
}

.routine-copy {
  position: relative;
  z-index: 2;
  max-width: 34rem;
}

.routine-step {
  min-height: 368px;
  padding: clamp(26px, 3vw, 40px);
}

.routine-step > p,
.routine-copy > p {
  max-width: 35rem;
  margin: 0;
  color: var(--ink-soft);
}

.sequence {
  display: inline-block;
  margin-bottom: 26px;
  color: var(--gold);
  font-size: 0.77rem;
  font-weight: 840;
  letter-spacing: 0.14em;
}

.screen-crop {
  margin: 0;
  overflow: hidden;
  border: 5px solid var(--ink);
  border-radius: var(--radius-medium);
  background: var(--cream);
  box-shadow: 0 18px 50px rgba(36, 49, 43, 0.15);
}

.screen-crop img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.screen-crop-wide {
  width: 88%;
  height: 360px;
  margin: 0 -5% -18% auto;
}

.screen-crop-wide img {
  object-position: 50% 18%;
}

.screen-crop-tall {
  position: absolute;
  right: -3%;
  bottom: -43%;
  width: 40%;
  min-width: 176px;
  aspect-ratio: 0.689;
  transform: rotate(2deg);
}

.routine-step-result .screen-crop-tall {
  right: 4%;
  bottom: -41%;
  transform: rotate(-2deg);
}

.routine-step h3,
.routine-step > p {
  max-width: 58%;
}

.parent-control {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  align-items: center;
  gap: clamp(70px, 10vw, 150px);
}

.control-visual {
  position: relative;
  min-height: 710px;
}

.device-single {
  width: min(72%, 430px);
  height: 650px;
}

.device-single img {
  object-position: 50% 17%;
}

.control-note {
  position: absolute;
  z-index: 2;
  width: min(290px, 52%);
  padding: 18px;
  display: grid;
  gap: 4px;
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  background: rgba(255, 253, 248, 0.94);
  box-shadow: 0 16px 42px rgba(36, 49, 43, 0.15);
  backdrop-filter: blur(12px);
}

.control-note strong {
  font-size: 0.93rem;
}

.control-note span {
  color: var(--ink-soft);
  font-size: 0.76rem;
  line-height: 1.45;
}

.control-note-time {
  top: 14%;
  right: 0;
}

.control-note-boundary {
  right: 2%;
  bottom: 12%;
}

.control-copy > p:not(.kicker) {
  color: var(--ink-soft);
  font-size: 1.12rem;
}

.check-list {
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding: 15px 0 15px 30px;
  border-bottom: 1px solid var(--line);
  font-weight: 650;
}

.check-list li::before {
  content: "";
  position: absolute;
  top: 24px;
  left: 2px;
  width: 11px;
  height: 6px;
  border-bottom: 2px solid var(--sage-deep);
  border-left: 2px solid var(--sage-deep);
  transform: rotate(-45deg);
}

.math-section {
  border-block: 1px solid var(--line);
  background: var(--cream-deep);
}

.math-inner {
  display: grid;
  grid-template-columns: 0.88fr 1.12fr;
  align-items: center;
  gap: clamp(58px, 8vw, 120px);
}

.math-copy > p:not(.kicker) {
  color: var(--ink-soft);
  font-size: 1.1rem;
}

.math-facts {
  margin: 42px 0 0;
}

.math-facts > div {
  padding: 18px 0;
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 16px;
  border-top: 1px solid var(--line);
}

.math-facts dt {
  color: var(--ink-soft);
  font-size: 0.78rem;
  font-weight: 700;
}

.math-facts dd {
  margin: 0;
  font-size: 0.92rem;
  font-weight: 690;
}

.math-visual {
  position: relative;
  min-height: 680px;
}

.math-screen {
  position: absolute;
  width: min(58%, 360px);
  aspect-ratio: 0.689;
}

.math-screen-question {
  top: 0;
  left: 0;
  transform: rotate(-3deg);
}

.math-screen-feedback {
  right: 1%;
  bottom: 0;
  transform: rotate(3deg);
}

.privacy-section {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: clamp(50px, 9vw, 140px);
}

.privacy-heading h2 {
  font-size: clamp(2.6rem, 4.6vw, 4.55rem);
}

.privacy-statement {
  padding-bottom: 48px;
  border-bottom: 1px solid var(--line);
}

.privacy-statement p {
  margin: 0 0 28px;
  color: var(--ink);
  font-size: clamp(1.28rem, 2.2vw, 1.75rem);
  line-height: 1.45;
}

.boundary-list > div {
  padding: 28px 0;
  display: grid;
  grid-template-columns: minmax(130px, 0.38fr) 1fr;
  gap: 24px;
  border-bottom: 1px solid var(--line);
}

.boundary-list span {
  color: var(--ink-soft);
  font-size: 0.8rem;
  font-weight: 700;
}

.boundary-list strong {
  font-size: 1rem;
}

.fit-section {
  padding-top: 0;
}

.fit-heading {
  max-width: 680px;
  margin-bottom: 46px;
}

.fit-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-block: 1px solid var(--line);
}

.fit-columns > div {
  padding: 42px clamp(0px, 4vw, 54px) 46px;
}

.fit-columns > div:first-child {
  padding-left: 0;
  border-right: 1px solid var(--line);
}

.fit-columns h3 {
  font-size: 1.3rem;
  letter-spacing: -0.025em;
}

.fit-columns ul {
  margin: 24px 0 0;
  padding-left: 1.15rem;
  color: var(--ink-soft);
}

.fit-columns li {
  margin: 13px 0;
  padding-left: 7px;
}

.faq-section {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: clamp(56px, 8vw, 130px);
  border-top: 1px solid var(--line);
}

.faq-heading {
  position: sticky;
  top: 120px;
  align-self: start;
}

.faq-heading h2 {
  font-size: clamp(2.45rem, 4vw, 4.2rem);
}

.faq-list details {
  border-bottom: 1px solid var(--line);
}

.faq-list details:first-child {
  border-top: 1px solid var(--line);
}

.faq-list summary {
  position: relative;
  padding: 27px 50px 27px 0;
  color: var(--ink);
  font-size: 1.06rem;
  font-weight: 740;
  cursor: pointer;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::before,
.faq-list summary::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 5px;
  width: 18px;
  height: 2px;
  background: var(--sage-deep);
  transition: transform 180ms ease;
}

.faq-list summary::after {
  transform: rotate(90deg);
}

.faq-list details[open] summary::after {
  transform: rotate(0deg);
}

.faq-list details p {
  max-width: 660px;
  margin: -5px 50px 28px 0;
  color: var(--ink-soft);
}

.closing-cta {
  margin-bottom: clamp(42px, 7vw, 90px);
  padding: clamp(42px, 6vw, 74px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius-large);
  background: var(--sage-pale);
}

.closing-cta h2 {
  max-width: 730px;
  margin: 0;
  font-size: clamp(2.2rem, 4vw, 4rem);
}

.site-footer {
  border-top: 1px solid var(--line);
  background: var(--cream-deep);
}

.footer-inner {
  min-height: 230px;
  padding-block: 54px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: start;
  gap: 52px;
}

.footer-inner > div > p,
.company-note {
  margin: 14px 0 0;
  color: var(--ink-soft);
  font-size: 0.82rem;
}

.site-footer nav {
  display: flex;
  gap: 28px;
}

.company-note {
  grid-column: 1 / -1;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

.demo-dialog {
  width: min(calc(100% - 28px), 980px);
  max-height: calc(100dvh - 28px);
  margin: auto;
  padding: clamp(18px, 3vw, 32px);
  overflow: auto;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-medium);
  background: var(--surface);
  color: var(--ink);
  box-shadow: 0 30px 100px rgba(20, 26, 23, 0.35);
}

.demo-dialog::backdrop {
  background: rgba(20, 26, 23, 0.68);
  backdrop-filter: blur(8px);
}

.dialog-topline {
  margin-bottom: 24px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
}

.dialog-topline .kicker {
  margin-bottom: 10px;
}

.dialog-topline h2 {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 3rem);
}

.dialog-close {
  min-width: 48px;
  min-height: 48px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  background: transparent;
  color: var(--ink);
  font-size: 0.84rem;
  font-weight: 740;
  cursor: pointer;
}

.demo-dialog video {
  width: 100%;
  max-height: 68dvh;
  border-radius: var(--radius-small);
  background: #101412;
}

.dialog-caption {
  margin: 16px 0 0;
  color: var(--ink-soft);
  font-size: 0.8rem;
}

[data-reveal] {
  opacity: 1;
  transform: none;
}

.reveal-enabled [data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.reveal-enabled [data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

.utility-page main {
  width: min(calc(100% - 40px), 780px);
  min-height: calc(100svh - 305px);
  margin-inline: auto;
  padding-block: clamp(70px, 9vw, 120px);
}

.utility-page .utility-header {
  margin-bottom: 56px;
  padding-bottom: 42px;
  border-bottom: 1px solid var(--line);
}

.utility-page h1 {
  max-width: none;
  margin-bottom: 18px;
  font-size: clamp(3rem, 7vw, 5.5rem);
}

.utility-page .lead {
  color: var(--ink-soft);
  font-size: 1.16rem;
}

.utility-page h2 {
  margin: 58px 0 16px;
  font-size: clamp(1.8rem, 3vw, 2.55rem);
}

.utility-page h3 {
  margin: 38px 0 10px;
  font-size: 1.25rem;
}

.utility-page p,
.utility-page li {
  color: var(--ink-soft);
}

.utility-page strong {
  color: var(--ink);
}

.utility-page .notice {
  margin: 36px 0;
  padding: 22px 24px;
  border-left: 4px solid var(--gold);
  background: var(--gold-pale);
  color: var(--ink);
}

.utility-page .notice p {
  margin: 0;
  color: inherit;
}

.utility-page .updated {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.84rem;
}

.utility-page .faq-list {
  margin-top: 28px;
}

.utility-page ul {
  padding-left: 1.2rem;
}

.utility-page li {
  margin: 9px 0;
  padding-left: 5px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --cream: #171c19;
    --cream-deep: #202722;
    --surface: #252c27;
    --ink: #f3efe5;
    --ink-soft: #b6c0b8;
    --sage: #90aa97;
    --sage-deep: #afc4b4;
    --sage-pale: #293a30;
    --gold: #dbad58;
    --gold-pale: #4b3a1d;
    --line: rgba(243, 239, 229, 0.14);
    --shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
  }

  .site-header {
    background: rgba(23, 28, 25, 0.84);
  }

  .button {
    border-color: #6f8a77;
    background: #6f8a77;
    color: #fffdf8;
  }

  .button:hover {
    background: #819a87;
  }

  .play-button,
  .control-note {
    background: rgba(37, 44, 39, 0.94);
  }

  .play-symbol {
    background: #6f8a77;
  }
}

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

  .hero-copy {
    max-width: 760px;
  }

  .hero-visual {
    width: min(100%, 690px);
    min-height: 650px;
    margin-inline: auto;
  }

  .fact-band-inner {
    grid-template-columns: repeat(2, 1fr);
  }

  .fact-band p:nth-child(3) {
    border-top: 1px solid var(--line);
  }

  .fact-band p:nth-child(4) {
    border-top: 1px solid var(--line);
    border-right: 1px solid var(--line);
  }

  .parent-control,
  .math-inner,
  .privacy-section,
  .faq-section {
    grid-template-columns: 1fr;
  }

  .control-visual,
  .math-visual {
    width: min(100%, 680px);
    margin-inline: auto;
  }

  .parent-control .control-copy {
    order: -1;
  }

  .faq-heading {
    position: static;
    max-width: 620px;
  }
}

@media (max-width: 760px) {
  .section-shell,
  .nav-shell {
    width: min(calc(100% - 28px), var(--content));
  }

  .section-space {
    padding-block: 82px;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 1px);
    right: 14px;
    left: 14px;
    padding: 18px;
    display: none;
    align-items: stretch;
    flex-direction: column;
    gap: 4px;
    border: 1px solid var(--line);
    border-radius: var(--radius-medium);
    background: var(--surface);
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav > a {
    min-height: 48px;
    padding: 11px 8px;
  }

  .site-nav .button {
    margin-top: 8px;
  }

  .utility-page .utility-nav {
    position: static;
    padding: 0;
    display: flex;
    align-items: center;
    flex-direction: row;
    gap: 18px;
    border: 0;
    background: transparent;
    box-shadow: none;
  }

  .utility-page .utility-nav > a {
    min-height: 48px;
    padding: 11px 0;
  }

  h1 {
    font-size: clamp(3rem, 15vw, 5.2rem);
  }

  h2 {
    font-size: clamp(2.3rem, 11vw, 3.8rem);
  }

  .hero {
    padding-top: 56px;
  }

  .hero-visual {
    min-height: 540px;
  }

  .device-stage-primary {
    left: 3%;
    width: 68%;
  }

  .device-stage-secondary {
    width: 44%;
  }

  .play-button {
    right: 15%;
    bottom: 10%;
  }

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

  .routine-lead {
    grid-row: auto;
    min-height: 660px;
  }

  .routine-step {
    min-height: 410px;
  }

  .screen-crop-wide {
    width: 105%;
  }

  .control-visual {
    min-height: 620px;
  }

  .device-single {
    height: 570px;
  }

  .control-note {
    width: 55%;
  }

  .math-visual {
    min-height: 570px;
  }

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

  .fit-columns > div {
    padding-inline: 0;
  }

  .fit-columns > div:first-child {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .closing-cta {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }

  .site-footer nav {
    flex-wrap: wrap;
  }

  .company-note {
    grid-column: auto;
  }
}

@media (max-width: 480px) {
  body {
    font-size: 16px;
  }

  .button-row {
    align-items: stretch;
    flex-direction: column;
  }

  .button-row .button {
    width: 100%;
  }

  .button-row .text-link {
    min-height: 48px;
    padding-block: 10px;
  }

  .hero-visual {
    min-height: 460px;
  }

  .device-stage-primary {
    width: 72%;
  }

  .device-stage-secondary {
    right: 0;
    width: 46%;
  }

  .play-button {
    right: 7%;
    bottom: 7%;
  }

  .fact-band-inner {
    grid-template-columns: 1fr;
  }

  .fact-band p,
  .fact-band p:nth-child(3),
  .fact-band p:nth-child(4) {
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }

  .routine-lead {
    min-height: 590px;
  }

  .routine-step h3,
  .routine-step > p {
    max-width: 65%;
  }

  .screen-crop-tall {
    right: -11%;
    width: 45%;
    min-width: 155px;
  }

  .control-visual {
    min-height: 520px;
  }

  .device-single {
    width: 74%;
    height: 500px;
  }

  .control-note {
    right: 0;
    width: 56%;
    padding: 14px;
  }

  .math-visual {
    min-height: 480px;
  }

  .math-screen {
    width: 62%;
  }

  .math-facts > div,
  .boundary-list > div {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .closing-cta {
    padding: 30px 24px;
    border-radius: var(--radius-medium);
  }

  .dialog-topline {
    flex-direction: column;
  }

  .dialog-close {
    align-self: flex-end;
    order: -1;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .reveal-enabled [data-reveal] {
    opacity: 1;
    transform: none;
  }
}

@media print {
  .site-header,
  .site-footer,
  .skip-link,
  .button,
  .demo-dialog {
    display: none !important;
  }

  body {
    background: #fff;
    color: #111;
  }

  .utility-page main {
    width: 100%;
    padding: 0;
  }
}