:root {
  color-scheme: light;
  --ink: #0a1930;
  --ink-soft: #48566a;
  --ink-faint: #626d7c;
  --navy: #071b3a;
  --navy-soft: #102b4d;
  --paper: #fbfaf8;
  --surface: #ffffff;
  --warm-gray: #f4f1ec;
  --line: #dddcd8;
  --line-strong: #c7c8c7;
  --coral: #a64f45;
  --coral-dark: #9e4c43;
  --coral-soft: #f7e9e5;
  --cyan: #00788a;
  --cyan-soft: #e5f5f6;
  --green: #617f68;
  --focus: #007f98;
  --header-height: 68px;
  --content-width: 1240px;
  --page-gutter: clamp(20px, 4vw, 64px);
  --shadow-phone: 0 32px 70px rgba(24, 31, 41, 0.17), 0 8px 24px rgba(24, 31, 41, 0.1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 20px);
  background: var(--paper);
}

body {
  min-width: 280px;
  margin: 0;
  overflow-x: clip;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "YuGothic", Meiryo, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
}

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

a {
  color: inherit;
}

a:focus-visible {
  border-radius: 6px;
  outline: 3px solid var(--focus);
  outline-offset: 4px;
}

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

h1,
h2,
h3 {
  text-wrap: balance;
}

.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: 100;
  top: 10px;
  left: 12px;
  padding: 10px 15px;
  border-radius: 8px;
  background: var(--navy);
  color: #ffffff;
  font-size: 0.88rem;
  font-weight: 800;
  text-decoration: none;
  transform: translateY(-150%);
}

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

.site-header {
  position: fixed;
  z-index: 50;
  top: 0;
  right: 0;
  left: 0;
  height: var(--header-height);
  border-bottom: 1px solid transparent;
  background: rgba(251, 250, 248, 0.97);
  transition: border-color 220ms ease, box-shadow 220ms ease;
}

.site-header.is-scrolled {
  border-color: rgba(10, 25, 48, 0.08);
  box-shadow: 0 8px 28px rgba(10, 25, 48, 0.05);
}

.site-header-inner {
  display: flex;
  width: min(calc(100% - (var(--page-gutter) * 2)), var(--content-width));
  height: 100%;
  margin: 0 auto;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  text-decoration: none;
  white-space: nowrap;
}

.brand-mark-shell {
  display: grid;
  width: 36px;
  height: 36px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 9px;
  background: var(--navy);
}

.brand-mark-shell img {
  width: 23px;
  height: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(16px, 2.6vw, 34px);
}

.site-nav a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  color: var(--ink-soft);
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
  transition: color 160ms ease;
}

.site-nav a:hover {
  color: var(--coral-dark);
}

/* Scene 01 */
.hero-scene {
  position: relative;
  height: 175svh;
  min-height: 960px;
  background: var(--paper);
}

.hero-sticky {
  position: sticky;
  top: 0;
  min-height: 100svh;
  min-height: 100dvh;
  overflow: hidden;
}

.hero-inner {
  position: relative;
  display: flex;
  width: min(calc(100% - (var(--page-gutter) * 2)), var(--content-width));
  min-height: 100svh;
  min-height: 100dvh;
  margin: 0 auto;
  padding-top: calc(var(--header-height) + clamp(72px, 10svh, 120px));
  padding-bottom: clamp(72px, 9svh, 110px);
  align-items: center;
}

.hero-copy {
  position: relative;
  z-index: 2;
  width: min(100%, 1060px);
  transform: translate3d(0, var(--hero-y, 0px), 0) scale(var(--hero-scale, 1));
  transform-origin: left center;
  will-change: transform;
}

.hero-brand {
  margin-bottom: clamp(18px, 3svh, 30px);
  color: var(--coral);
  font-size: clamp(0.85rem, 1.3vw, 1.05rem);
  font-weight: 800;
  letter-spacing: 0.11em;
}

.hero-copy h1 {
  max-width: 1060px;
  margin-bottom: clamp(28px, 4svh, 44px);
  color: var(--ink);
  font-size: clamp(3rem, 7.2vw, 6.65rem);
  font-weight: 760;
  letter-spacing: -0.072em;
  line-height: 1.12;
}

.hero-copy h1 span,
.hero-description span,
.story-step h3 span,
.story-supporting-copy span {
  display: block;
}

.hero-copy h1 .jp-keep,
.hero-description .jp-keep,
.story-step h3 .jp-keep,
.story-supporting-copy .jp-keep {
  display: inline;
}

.hero-description {
  max-width: 700px;
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: clamp(1.02rem, 1.8vw, 1.35rem);
  font-weight: 520;
  letter-spacing: -0.02em;
  line-height: 1.85;
  opacity: var(--hero-description-opacity, 1);
  transform: translate3d(0, var(--hero-description-y, 0px), 0);
}

.brand-home-hero {
  position: relative;
  overflow: hidden;
  background: var(--paper);
}

.brand-home-hero .hero-copy {
  opacity: var(--home-hero-opacity, 1);
  will-change: transform, opacity;
}

.has-js [data-home-reveal] {
  opacity: 0;
  transform: translate3d(0, 30px, 0);
  transition: opacity 560ms ease, transform 700ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.has-js [data-home-reveal].is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.has-js .home-app-row .app-row-icon,
.has-js .home-app-row .app-row-copy {
  opacity: 0;
  transform: translate3d(0, 22px, 0);
  transition: opacity 520ms ease, transform 620ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.has-js .home-apps.is-visible .home-app-row .app-row-icon {
  opacity: 1;
  transform: translate3d(0, var(--home-app-icon-y, 0px), 0) rotate(-0.6deg);
  transition-delay: 80ms;
}

.has-js .home-apps.is-visible .home-app-row .app-row-copy {
  opacity: 1;
  transform: translate3d(0, 0, 0);
  transition-delay: 150ms;
}

.home-hero-link {
  display: inline-flex;
  min-height: 44px;
  margin-top: clamp(30px, 4svh, 48px);
  align-items: center;
  gap: 9px;
  color: var(--coral-dark);
  font-size: 0.9rem;
  font-weight: 800;
  text-underline-offset: 5px;
  text-decoration-thickness: 1px;
  transition: color 160ms ease, gap 160ms ease;
}

.home-hero-link:hover {
  gap: 13px;
  color: var(--ink);
}

.product-hero-heading {
  display: flex;
  align-items: center;
  gap: clamp(22px, 3vw, 42px);
}

.product-hero-icon {
  flex: 0 0 clamp(78px, 10vw, 112px);
  width: clamp(78px, 10vw, 112px);
  height: auto;
  border-radius: 23%;
  box-shadow: 0 22px 48px rgba(88, 52, 43, 0.16);
}

.product-hero-heading-copy {
  min-width: 0;
}

.product-hero-kicker {
  margin-bottom: 14px;
  font-size: clamp(0.72rem, 1.1vw, 0.9rem);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.product-hero-heading-copy h1 {
  margin-bottom: 0;
  font-size: clamp(3.2rem, 8.2vw, 7.2rem);
}

.product-hero-description {
  max-width: 680px;
  margin-top: clamp(34px, 5svh, 58px);
}

.product-hero-store {
  margin-top: clamp(26px, 4svh, 44px);
}

.product-hero-store .app-store-badge {
  height: 48px;
}

.hero-route {
  position: absolute;
  right: -3vw;
  bottom: clamp(72px, 11svh, 130px);
  z-index: 1;
  width: min(54vw, 700px);
  height: 190px;
  opacity: var(--hero-route-opacity, 0.75);
  transform: translate3d(var(--hero-route-x, 0px), 0, 0);
  will-change: transform, opacity;
}

.route-line,
.route-node {
  position: absolute;
  display: block;
}

.route-line {
  height: 1px;
  background: var(--coral);
}

.route-line::after {
  position: absolute;
  top: -3px;
  right: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: inherit;
  content: "";
}

.route-line-one {
  bottom: 24px;
  left: 0;
  width: 31%;
}

.route-line-two {
  bottom: 92px;
  left: 31%;
  width: 34%;
  background: var(--cyan);
  transform: rotate(-15deg);
  transform-origin: left center;
}

.route-line-three {
  top: 28px;
  right: 0;
  width: 34%;
  background: var(--cyan);
}

.route-node {
  width: 16px;
  height: 16px;
  border: 2px solid var(--ink);
  background: var(--paper);
}

.route-node-circle {
  bottom: 16px;
  left: 29%;
  border-color: var(--coral);
  border-radius: 50%;
}

.route-node-diamond {
  right: 34%;
  bottom: 110px;
  transform: rotate(45deg);
}

.route-node-square {
  top: 20px;
  right: 33%;
  border-color: var(--cyan);
}

.scroll-cue {
  position: absolute;
  right: 0;
  bottom: 24px;
  display: flex;
  margin: 0;
  align-items: center;
  gap: 12px;
  color: var(--ink-faint);
  font-size: 0.69rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: var(--scroll-cue-opacity, 1);
}

.scroll-cue-line {
  position: relative;
  display: block;
  width: 48px;
  height: 1px;
  overflow: hidden;
  background: var(--line-strong);
}

.scroll-cue-line::after {
  position: absolute;
  inset: 0;
  background: var(--coral);
  content: "";
  animation: scroll-line 2s ease-in-out infinite;
  transform: translateX(-110%);
}

@keyframes scroll-line {
  0%, 20% { transform: translateX(-110%); }
  68%, 100% { transform: translateX(110%); }
}

/* Scenes 02–05 */
.product-story {
  --story-background: #f6f2ed;
  position: relative;
  background: var(--story-background);
  transition: background-color 650ms ease;
}

.product-story[data-active-step="0"] {
  --story-background: #f6f2ed;
}

.product-story[data-active-step="1"] {
  --story-background: #f0f5f4;
}

.product-story[data-active-step="2"] {
  --story-background: #f8efec;
}

.product-story[data-active-step="3"] {
  --story-background: #f1f4ef;
}

.story-layout {
  display: grid;
  width: min(100%, 1440px);
  margin: 0 auto;
  grid-template-columns: minmax(0, 1fr) minmax(420px, 0.9fr);
}

.story-media {
  position: sticky;
  z-index: 2;
  top: 0;
  grid-column: 2;
  grid-row: 1;
  height: 100svh;
  height: 100dvh;
  align-self: start;
  overflow: hidden;
}

.story-product-label {
  position: absolute;
  z-index: 4;
  top: calc(var(--header-height) + clamp(22px, 4svh, 44px));
  left: clamp(30px, 4vw, 70px);
  display: flex;
  align-items: center;
  gap: 13px;
  opacity: var(--product-label-opacity, 1);
  transform: translate3d(0, var(--product-label-y, 0px), 0);
  transition: opacity 260ms ease;
}

.story-product-label img {
  width: 56px;
  height: 56px;
  border-radius: 13px;
  box-shadow: 0 8px 20px rgba(86, 53, 45, 0.14);
}

.story-product-label span,
.story-product-label strong {
  display: block;
}

.story-product-number {
  margin-bottom: 1px;
  color: var(--coral);
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.story-product-label strong {
  color: var(--ink);
  font-size: 0.92rem;
  letter-spacing: -0.025em;
}

.phone-stage {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  transform: translate3d(var(--phone-x, 0px), var(--phone-y, 18px), 0) rotate(var(--phone-rotate, 0deg)) scale(var(--phone-scale, 0.92));
  transform-origin: center center;
  will-change: transform;
}

.app-preview-frame {
  position: relative;
  z-index: 2;
  width: clamp(236px, 34svh, 344px);
  aspect-ratio: 660 / 1434;
  padding: 7px;
  border: 2px solid #3a3d42;
  border-radius: clamp(38px, 5.2svh, 54px);
  background: #111317;
  box-shadow: var(--shadow-phone);
}

.app-preview-screen {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: clamp(31px, 4.45svh, 46px);
  background: #fffaf7;
}

.app-preview-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.012);
  transition: opacity 520ms ease, transform 720ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.app-preview-image.is-active {
  z-index: 1;
  opacity: 1;
  transform: scale(1);
}

.phone-orbit {
  position: absolute;
  z-index: 1;
  border: 1px solid rgba(189, 98, 85, 0.2);
  border-radius: 50%;
  pointer-events: none;
}

.phone-orbit-one {
  width: min(58svh, 560px);
  aspect-ratio: 1;
}

.phone-orbit-two {
  width: min(43svh, 420px);
  aspect-ratio: 1;
  border-color: rgba(0, 151, 170, 0.18);
  transform: translate(20%, -8%);
}

.story-progress {
  position: absolute;
  right: clamp(24px, 3vw, 50px);
  bottom: clamp(22px, 4svh, 46px);
  left: clamp(24px, 3vw, 50px);
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink-faint);
}

.story-progress-label {
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.story-progress-track {
  position: relative;
  height: 1px;
  flex: 1;
  overflow: hidden;
  background: rgba(10, 25, 48, 0.15);
}

.story-progress-track span {
  position: absolute;
  inset: 0;
  background: var(--coral);
  transform: scaleX(var(--story-progress, 0));
  transform-origin: left center;
}

.story-copy-rail {
  position: relative;
  z-index: 3;
  grid-column: 1;
  grid-row: 1;
}

.story-step {
  display: flex;
  min-height: 100svh;
  min-height: 100dvh;
  padding: calc(var(--header-height) + 40px) clamp(36px, 7vw, 108px) 54px;
  align-items: center;
}

.story-step-inner {
  width: min(100%, 620px);
}

.has-js .story-step-inner {
  opacity: 0.28;
  transform: translate3d(0, 26px, 0);
  transition: opacity 420ms ease, transform 560ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.has-js .story-step.is-active .story-step-inner {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.scene-number,
.section-number,
.app-index {
  margin-bottom: 16px;
  color: var(--coral);
  font-size: 0.73rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.story-app-name {
  margin-bottom: 24px;
  color: var(--ink);
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  font-weight: 760;
  letter-spacing: -0.03em;
}

.story-step h3 {
  margin-bottom: clamp(25px, 4svh, 40px);
  color: var(--ink);
  font-size: clamp(2.15rem, 4.25vw, 4.45rem);
  font-weight: 760;
  letter-spacing: -0.066em;
  line-height: 1.24;
}

.story-step h3 span + span {
  margin-top: 0.06em;
}

.story-supporting-copy {
  max-width: 590px;
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: clamp(1rem, 1.55vw, 1.24rem);
  font-weight: 500;
  letter-spacing: -0.018em;
  line-height: 1.9;
}

.story-two-beats > span {
  color: var(--ink-soft);
  font-size: 0.67em;
  font-weight: 580;
  letter-spacing: -0.045em;
}

.story-two-beats strong {
  display: block;
  margin-top: 0.22em;
  font: inherit;
}

.calculation-flow {
  display: flex;
  width: fit-content;
  margin: 34px 0 0;
  align-items: center;
  gap: 18px;
  color: var(--coral);
  font-size: 0.95rem;
  font-weight: 800;
}

.calculation-flow span[aria-hidden="true"] {
  color: var(--line-strong);
  font-size: 1.4rem;
  font-weight: 400;
}

.calculation-flow strong {
  color: var(--cyan);
}

.workflow {
  display: grid;
  max-width: 550px;
  margin: 38px 0 0;
  padding: 0;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  list-style: none;
}

.workflow li {
  position: relative;
  display: grid;
  width: clamp(62px, 7vw, 82px);
  aspect-ratio: 1;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: var(--ink-soft);
  font-size: clamp(0.78rem, 1.2vw, 0.95rem);
  font-weight: 760;
}

.workflow li:last-child {
  border-color: var(--coral);
  color: var(--coral-dark);
}

.workflow li:not(:last-child)::after {
  position: absolute;
  top: 50%;
  left: calc(100% + 5px);
  color: var(--ink-faint);
  content: "→";
  font-size: 1.1rem;
  font-weight: 400;
  transform: translateY(-54%);
}

/* Scene 06 */
.apps-section {
  position: relative;
  z-index: 4;
  padding: clamp(100px, 14vw, 190px) 0 clamp(110px, 14vw, 190px);
  background: var(--paper);
}

.section-inner {
  width: min(calc(100% - (var(--page-gutter) * 2)), var(--content-width));
  margin: 0 auto;
}

.section-heading {
  max-width: 780px;
  margin-bottom: clamp(58px, 8vw, 100px);
}

.section-heading h2 {
  margin-bottom: 20px;
  color: var(--ink);
  font-size: clamp(3.3rem, 7vw, 6.5rem);
  font-weight: 760;
  letter-spacing: -0.075em;
  line-height: 1;
}

.section-heading > p:last-child {
  max-width: 650px;
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: clamp(1rem, 1.7vw, 1.25rem);
}

.apps-list {
  border-top: 1px solid var(--line);
}

.app-row {
  display: grid;
  padding: clamp(40px, 6vw, 76px) 0;
  border-bottom: 1px solid var(--line);
  grid-template-columns: clamp(160px, 20vw, 260px) minmax(0, 1fr);
  align-items: center;
  gap: clamp(34px, 7vw, 100px);
}

.app-row-icon img {
  width: 100%;
  height: auto;
  aspect-ratio: 1;
  border-radius: 23%;
  box-shadow: 0 22px 48px rgba(88, 52, 43, 0.14);
}

.app-row-copy {
  max-width: 700px;
}

.app-row-copy h3 {
  margin-bottom: 14px;
  color: var(--ink);
  font-size: clamp(2rem, 4.2vw, 4rem);
  font-weight: 760;
  letter-spacing: -0.06em;
  line-height: 1.18;
}

.app-row-copy > p:not(.app-index) {
  max-width: 610px;
  margin-bottom: 30px;
  color: var(--ink-soft);
  font-size: clamp(1rem, 1.6vw, 1.2rem);
}

.app-store-link {
  display: inline-block;
  padding: 10px;
  border-radius: 8px;
  text-decoration: none;
}

.app-store-badge {
  width: auto;
  height: 40px;
  max-width: none;
}

.app-store-link.is-disabled {
  cursor: default;
}

.app-row-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 18px;
}

.app-detail-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 7px;
  color: var(--coral-dark);
  font-size: 0.9rem;
  font-weight: 800;
  text-underline-offset: 5px;
  transition: color 160ms ease, gap 160ms ease;
}

.app-detail-link:hover {
  gap: 11px;
  color: var(--ink);
}

.product-cta-section {
  padding: clamp(72px, 9vw, 112px) 0 0;
  background: var(--paper);
}

.product-cta-card {
  display: grid;
  padding: clamp(36px, 4vw, 54px) 0 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  grid-template-columns: minmax(0, 1fr) minmax(160px, 240px);
  align-items: center;
  gap: clamp(40px, 8vw, 110px);
}

.product-cta-copy h2 {
  margin-bottom: 18px;
  color: var(--ink);
  font-size: clamp(2.8rem, 6vw, 5.8rem);
  font-weight: 760;
  letter-spacing: -0.07em;
  line-height: 1.05;
}

.product-cta-copy > p:not(.section-number) {
  margin-bottom: 28px;
  color: var(--ink-soft);
  font-size: clamp(1rem, 1.8vw, 1.28rem);
}

.product-cta-store {
  margin-bottom: 24px;
}

.product-cta-icon {
  width: min(100%, 240px);
  justify-self: end;
  transform: rotate(3deg);
}

.product-cta-icon img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 23%;
  box-shadow: 0 26px 56px rgba(88, 52, 43, 0.16);
}

.back-home-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 8px;
  color: var(--coral-dark);
  font-size: 0.9rem;
  font-weight: 800;
  text-underline-offset: 5px;
  transition: color 160ms ease, gap 160ms ease;
}

.back-home-link:hover {
  gap: 12px;
  color: var(--ink);
}

.site-footer {
  padding: clamp(52px, 7vw, 82px) var(--page-gutter) 28px;
  background: var(--navy);
  color: #ffffff;
}

.footer-inner,
.footer-meta,
.apple-trademark-credit {
  width: min(100%, var(--content-width));
  margin: 0 auto;
}

.footer-inner {
  display: flex;
  min-height: 120px;
  align-items: flex-start;
  justify-content: space-between;
  gap: 48px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-brand > img {
  width: 44px;
  height: auto;
}

.footer-brand strong,
.footer-brand span {
  display: block;
}

.footer-brand strong {
  margin-bottom: 3px;
  font-size: 1.12rem;
  letter-spacing: -0.025em;
}

.footer-brand span {
  color: rgba(255, 255, 255, 0.56);
  font-size: 0.76rem;
  letter-spacing: 0.02em;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px clamp(20px, 3vw, 42px);
}

.footer-nav a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.83rem;
  font-weight: 700;
  text-decoration: none;
}

.footer-nav a:hover,
.footer-meta a:hover {
  color: #ffffff;
}

.footer-meta {
  display: flex;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.74rem;
}

.footer-meta p {
  margin: 0;
}

.footer-meta a {
  color: rgba(255, 255, 255, 0.62);
  text-underline-offset: 4px;
}

.apple-trademark-credit {
  margin-top: 18px;
  color: rgba(255, 255, 255, 0.56);
  font-size: 0.72rem;
  line-height: 1.75;
}

@media (max-width: 980px) {
  :root {
    --page-gutter: clamp(20px, 4.5vw, 42px);
  }

  .hero-copy h1 {
    font-size: clamp(3rem, 8.6vw, 5.7rem);
  }

  .story-layout {
    grid-template-columns: minmax(0, 1fr) minmax(350px, 0.86fr);
  }

  .story-step {
    padding-right: 46px;
    padding-left: var(--page-gutter);
  }

  .story-step h3 {
    font-size: clamp(2.1rem, 4.6vw, 3.4rem);
  }
}

@media (max-width: 760px) {
  :root {
    --header-height: 62px;
    --page-gutter: 20px;
  }

  .site-header-inner {
    width: calc(100% - 28px);
    gap: 12px;
  }

  .brand-link {
    gap: 8px;
    font-size: 0.88rem;
  }

  .brand-mark-shell {
    width: 33px;
    height: 33px;
    border-radius: 8px;
  }

  .brand-mark-shell img {
    width: 21px;
  }

  .site-nav {
    gap: 16px;
  }

  .site-nav a {
    font-size: 0.75rem;
  }

  .nav-link-secondary {
    display: none !important;
  }

  .hero-scene {
    height: 165svh;
    min-height: 900px;
  }

  .hero-inner {
    width: calc(100% - 40px);
    padding-top: calc(var(--header-height) + 50px);
    padding-bottom: 76px;
    align-items: center;
  }

  .hero-copy {
    transform-origin: left center;
  }

  .hero-brand {
    margin-bottom: 17px;
    font-size: 0.78rem;
  }

  .hero-copy h1 {
    margin-bottom: 25px;
    font-size: clamp(2.75rem, 13vw, 4.5rem);
    letter-spacing: -0.07em;
    line-height: 1.13;
  }

  .product-hero-heading {
    align-items: flex-start;
    gap: 16px;
  }

  .product-hero-icon {
    flex-basis: 72px;
    width: 72px;
  }

  .product-hero-heading-copy h1 {
    font-size: clamp(2.3rem, 11.5vw, 4.2rem);
  }

  .product-hero-kicker {
    margin-bottom: 10px;
    font-size: 0.66rem;
  }

  .product-hero-description {
    margin-top: 31px;
  }

  .product-hero-store .app-store-badge {
    height: 44px;
  }

  .hero-description {
    font-size: clamp(0.94rem, 4.2vw, 1.12rem);
    line-height: 1.85;
  }

  .hero-copy h1 .jp-keep,
  .hero-description .jp-keep,
  .story-step h3 .jp-keep,
  .story-supporting-copy .jp-keep {
    white-space: nowrap;
  }

  .hero-route {
    right: -22vw;
    bottom: 72px;
    width: 96vw;
    height: 135px;
    opacity: var(--hero-route-opacity, 0.55);
  }

  .scroll-cue {
    right: auto;
    left: 0;
    bottom: 22px;
  }

  .story-layout {
    display: block;
  }

  .story-media {
    position: sticky;
    top: 0;
    width: 100%;
    height: 59svh;
    height: 59dvh;
    min-height: 390px;
    background: var(--story-background);
    pointer-events: none;
  }

  .story-product-label {
    top: calc(var(--header-height) + 11px);
    left: 18px;
    gap: 9px;
  }

  .story-product-label img {
    width: 42px;
    height: 42px;
    border-radius: 10px;
  }

  .story-product-label strong {
    font-size: 0.76rem;
  }

  .story-product-number {
    font-size: 0.57rem;
  }

  .phone-stage {
    align-items: start;
    padding-top: calc(var(--header-height) + 65px);
  }

  .app-preview-frame {
    width: clamp(156px, 23svh, 214px);
    padding: 5px;
    border-radius: clamp(27px, 3.6svh, 37px);
    box-shadow: 0 20px 42px rgba(24, 31, 41, 0.16), 0 5px 15px rgba(24, 31, 41, 0.09);
  }

  .app-preview-screen {
    border-radius: clamp(22px, 3.05svh, 31px);
  }

  .phone-orbit-one {
    width: min(46svh, 390px);
  }

  .phone-orbit-two {
    width: min(34svh, 290px);
  }

  .story-progress {
    right: 18px;
    bottom: 16px;
    left: 18px;
  }

  .story-copy-rail {
    margin-top: -59svh;
    margin-top: -59dvh;
  }

  .story-step {
    min-height: 112svh;
    min-height: 112dvh;
    padding: 66svh 20px 10svh;
    padding-top: 66dvh;
    padding-bottom: 10dvh;
    align-items: flex-start;
  }

  .story-step-inner {
    position: relative;
    width: 100%;
    padding: 30px 0 24px;
    border-top: 1px solid rgba(10, 25, 48, 0.14);
    background: var(--story-background);
    box-shadow: 0 -26px 34px var(--story-background);
  }

  .has-js .story-step-inner {
    opacity: 0.22;
    transform: translate3d(0, 18px, 0);
  }

  .scene-number {
    margin-bottom: 12px;
    font-size: 0.66rem;
  }

  .story-app-name {
    margin-bottom: 14px;
    font-size: 0.96rem;
  }

  .story-step h3 {
    margin-bottom: 20px;
    font-size: clamp(2rem, 9.5vw, 3rem);
    line-height: 1.25;
  }

  .story-supporting-copy {
    font-size: clamp(0.94rem, 4vw, 1.05rem);
    line-height: 1.83;
  }

  .calculation-flow {
    margin-top: 24px;
  }

  .workflow {
    margin-top: 28px;
  }

  .workflow li {
    width: clamp(54px, 16vw, 68px);
    font-size: 0.72rem;
  }

  .workflow li:not(:last-child)::after {
    left: calc(100% + 2px);
    font-size: 0.9rem;
  }

  .apps-section {
    padding-top: 92px;
    padding-bottom: 104px;
  }

  .product-cta-section {
    padding: 72px 0 84px;
  }

  .section-heading {
    margin-bottom: 54px;
  }

  .section-heading h2 {
    font-size: clamp(3.15rem, 18vw, 5.25rem);
  }

  .app-row {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 24px;
  }

  .app-row-copy h3 {
    font-size: clamp(1.55rem, 7.5vw, 2.4rem);
  }

  .app-row-copy > p:not(.app-index) {
    font-size: 0.94rem;
  }

  .product-cta-card {
    padding: 40px 0 0;
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .product-cta-icon {
    width: 132px;
    justify-self: start;
    order: -1;
  }

  .footer-inner {
    min-height: 0;
    align-items: flex-start;
    flex-direction: column;
    gap: 32px;
  }

  .footer-nav {
    justify-content: flex-start;
  }

  .footer-meta {
    margin-top: 38px;
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }
}

@media (max-width: 480px) {
  .hero-copy h1 span:first-child {
    max-width: 9em;
  }

  .hero-description span {
    display: inline;
  }

  .hero-description > span {
    display: block;
  }

  .hero-description > span + span::before {
    content: " ";
  }

  .product-hero-description > span {
    display: block;
  }

  .product-hero-description > span + span::before {
    content: none;
  }

  .story-supporting-copy span {
    display: inline;
  }

  [data-story-step="1"] .story-supporting-copy > span,
  [data-story-step="2"] .story-supporting-copy > span,
  [data-story-step="3"] .story-supporting-copy > span {
    display: block;
  }

  .story-supporting-copy > span + span::before {
    content: " ";
  }

  .app-row {
    grid-template-columns: 84px minmax(0, 1fr);
    gap: 18px;
  }

  .app-row-copy .app-index {
    margin-bottom: 8px;
  }

  .app-row-copy h3 {
    font-size: clamp(1.35rem, 7.1vw, 1.8rem);
  }

  .app-row-copy > p:not(.app-index) {
    grid-column: 1 / -1;
    margin-bottom: 22px;
  }

}

@media (max-width: 480px) and (max-height: 720px) {
  .hero-route {
    right: -38vw;
    bottom: 0;
    width: 90vw;
  }
}

@media (max-width: 340px) {
  :root {
    --page-gutter: 16px;
  }

  .brand-link > span:last-child {
    display: none;
  }

  .site-nav {
    gap: 14px;
  }

  .hero-inner {
    width: calc(100% - 32px);
  }

  .hero-copy h1 {
    font-size: 2.5rem;
  }

  .story-step {
    padding-right: 16px;
    padding-left: 16px;
  }

  .workflow li {
    width: 50px;
    font-size: 0.66rem;
  }

  .app-row {
    grid-template-columns: 72px minmax(0, 1fr);
    gap: 14px;
  }
}

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

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

  .hero-scene {
    height: auto;
    min-height: 0;
  }

  .hero-sticky {
    position: relative;
    min-height: 100svh;
  }

  .hero-copy,
  .hero-description,
  .hero-route {
    opacity: 1;
    transform: none;
  }

  .scroll-cue {
    display: none;
  }

  .story-layout {
    display: block;
    width: min(calc(100% - (var(--page-gutter) * 2)), var(--content-width));
    padding: 90px 0 110px;
  }

  .story-media {
    position: relative;
    width: 100%;
    height: min(78svh, 760px);
    min-height: 560px;
    overflow: hidden;
  }

  .story-copy-rail {
    margin-top: 0;
  }

  .story-step {
    min-height: 0;
    padding: 70px 0;
    border-top: 1px solid rgba(10, 25, 48, 0.14);
  }

  .story-step:first-child {
    border-top: 0;
  }

  .story-step-inner,
  .has-js .story-step-inner,
  .has-js .story-step.is-active .story-step-inner {
    max-width: 760px;
    padding: 0;
    border: 0;
    opacity: 1;
    transform: none;
  }

  .phone-stage {
    padding-top: 0;
    transform: none !important;
  }

  .phone-orbit {
    display: none;
  }
}

/* JavaScript failure: keep all essential copy in normal, readable flow. */
html:not(.has-js) .hero-scene {
  height: auto;
  min-height: 100svh;
}

html:not(.has-js) .hero-sticky {
  position: relative;
}

html:not(.has-js) .product-story {
  padding-bottom: 80px;
}

html:not(.has-js) .story-layout {
  display: block;
  width: min(calc(100% - (var(--page-gutter) * 2)), var(--content-width));
  padding: 80px 0 20px;
}

html:not(.has-js) .story-media {
  position: relative;
  width: 100%;
  height: min(78svh, 760px);
  min-height: 520px;
}

html:not(.has-js) .story-copy-rail {
  margin-top: 0;
}

html:not(.has-js) .story-step {
  min-height: 0;
  padding: 64px 0;
  border-top: 1px solid rgba(10, 25, 48, 0.14);
}

html:not(.has-js) .story-step:first-child {
  border-top: 0;
}

html:not(.has-js) .story-step-inner {
  max-width: 760px;
  padding: 0;
  border: 0;
  opacity: 1;
  transform: none;
}