:root {
  --brand: #43b8aa;
  --brand-dark: #257d73;
  --brand-deep: #174d46;
  --brand-pale: #e8f7f4;
  --cream: #fffaf0;
  --sunny: #f6ce58;
  --ink: #183b36;
  --muted: #58716d;
  --line: #d9e8e4;
  --surface-soft: #f4f9f2;
  --warning: #71571d;
  --shadow: 0 18px 50px rgba(25, 79, 69, 0.12);
  --container: 1120px;
}

* { box-sizing: border-box; }

html {
  /* scroll-behavior: smooth; */
  scroll-padding-top: 86px;
  max-width: 100%;
  overflow-x: hidden;
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: #fffdf8;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans JP", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

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

img { height: auto; }
figure { margin: 0; }
a { color: inherit; }

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

:focus-visible {
  outline: 3px solid #176b62;
  outline-offset: 4px;
}

p,
li,
dd,
figcaption { overflow-wrap: anywhere; }

h1,
h2,
h3 {
  text-wrap: balance;
  line-break: strict;
  word-break: auto-phrase;
  overflow-wrap: normal;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  padding: 10px 16px;
  border-radius: 10px;
  color: #fff;
  background: var(--brand-deep);
  transform: translateY(-160%);
}

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

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

.narrow-container { max-width: 860px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(217, 232, 228, 0.88);
  background: rgba(255, 253, 248, 0.94);
  backdrop-filter: blur(12px);
}

.header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--brand-deep);
  font-size: 1.18rem;
  font-weight: 850;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand img {
  width: 40px;
  height: 40px;
  border-radius: 11px;
  object-fit: contain;
}

nav {
  display: flex;
  align-items: center;
  gap: 26px;
}

nav a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 750;
  text-decoration: none;
}

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

.hero {
  position: relative;
  padding: 0;
  background: var(--cream);
}

.hero-stage {
  position: relative;
  display: grid;
  width: 100%;
  height: clamp(620px, 47vw, 887px);
  overflow: hidden;
  isolation: isolate;
}

.hero-copy,
.hero-visual {
  grid-area: 1 / 1;
  min-width: 0;
}

.hero-visual {
  position: relative;
  height: 100%;
  overflow: hidden;
  border: 0;
  border-radius: 0;
  background: var(--cream);
  box-shadow: none;
}

.hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(90deg, rgba(255, 253, 247, 1) 15%, rgba(255, 253, 247, 0.86) 37%, rgba(255, 253, 247, 0) 52%, transparent 40%);
  pointer-events: none;
}

.hero-visual img {
  width: 100%;
  max-width: 100%;
  height: 100%;
  margin: 0;
  object-fit: cover;
  object-position: center;
  /* transform: translateX(100px); */
}

.hero-visual picture {
  display: block;
  height: 100%;
}

.hero-copy {
  position: relative;
  z-index: 2;
  width: min(560px, calc(100% - 80px));
  align-self: center;
  justify-self: start;
  margin-left: max(40px, calc((100% - var(--container)) / 2));
  padding: 0;
}

.eyebrow,
.section-label {
  margin: 0 0 14px;
  color: var(--brand-dark);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 7px 12px;
  border: 1px solid #bfe3dc;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  letter-spacing: 0.04em;
  text-transform: none;
}

.eyebrow span {
  color: var(--brand);
  font-size: 0.68rem;
}

h1 {
  max-width: 560px;
  margin: 18px 0 22px;
  font-family: "Arial Rounded MT Bold", "Hiragino Maru Gothic ProN", "Yu Gothic", sans-serif;
  font-size: clamp(3.5rem, 4.6vw, 4.5rem);
  font-weight: 900;
  letter-spacing: -0.05em;
  line-height: 1.13;
}

h1 span {
  color: var(--brand-dark);
  text-decoration: underline;
  text-decoration-color: var(--sunny);
  text-decoration-thickness: 0.18em;
  text-underline-offset: -0.05em;
  text-decoration-skip-ink: none;
}

.hero-lead {
  max-width: 540px;
  margin: 0;
  color: #405d58;
  font-size: clamp(0.98rem, 1.25vw, 1.1rem);
  word-break: auto-phrase;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 22px;
}

.hero-points span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 11px;
  border: 1px solid #d7e7d0;
  border-radius: 999px;
  color: var(--brand-deep);
  background: rgba(255, 255, 255, 0.84);
  font-size: 0.78rem;
  font-weight: 750;
}

.hero-points b {
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--sunny);
  font-size: 0.78rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.button {
  min-height: 54px;
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: 11px 18px;
  border: 1px solid transparent;
  border-radius: 15px;
  font: inherit;
  font-size: 0.92rem;
  font-weight: 850;
  line-height: 1.3;
  text-align: left;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, background-color 160ms ease;
}

.button:not(.is-disabled):hover { transform: translateY(-2px); }

.button-primary {
  color: #fff;
  background: var(--brand-dark);
  box-shadow: 0 6px 12px rgba(31, 117, 108, 0.22);
}

.button-secondary {
  color: var(--brand-deep);
  border-color: #b9dcd7;
  background: #fff;
}

.button-kicker {
  margin-bottom: 2px;
  font-size: 0.65rem;
  font-weight: 650;
  opacity: 0.76;
}

.button.is-disabled,
a[aria-disabled="true"] { cursor: not-allowed; }

.button.is-disabled {
  color: #627976;
  border-color: #d5e1df;
  background: #edf3f2;
  box-shadow: none;
}

.download-status {
  min-height: 1.6em;
  margin: 12px 0 0;
  color: var(--warning);
  font-size: 0.8rem;
  font-weight: 750;
}

.brand-note {
  max-width: 540px;
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 0.72rem;
  text-shadow: 0 0 5px rgba(255, 255, 255, 1), 0 0 5px rgba(255, 255, 255, 1);
}

.section {
  position: relative;
  padding: clamp(72px, 8vw, 108px) 0;
}
.section-tint { background: var(--surface-soft); }

.section-heading {
  position: relative;
  max-width: 730px;
  margin: 0 auto 46px;
  text-align: center;
  z-index: 3;
}

.section-heading.align-left {
  margin: 0;
  text-align: left;
}

.section-heading h2,
.final-cta h2 {
  margin: 0 0 16px;
  font-family: "Arial Rounded MT Bold", "Hiragino Maru Gothic ProN", "Yu Gothic", sans-serif;
  font-size: clamp(2rem, 3.8vw, 3.2rem);
  letter-spacing: -0.04em;
  line-height: 1.22;
}

.section-heading > p:last-child,
.final-cta p {
  margin: 0;
  color: var(--muted);
  word-break: auto-phrase;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.feature-card {
  position: relative;
  min-width: 0;
  padding: 30px;
  overflow: hidden;
  border-radius: 26px;
  box-shadow: 0 14px 34px rgba(39, 91, 71, 0.08);
}

.feature-card-mint { background: #e8f6eb; }
.feature-card-yellow { background: #fff3c5; }
.feature-card-blue { background: #e2f2f6; }

.feature-number {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--brand-dark);
  font-size: 0.88rem;
  font-weight: 900;
}

.feature-icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  margin-bottom: 22px;
  border-radius: 16px;
  color: var(--brand-deep);
  background: rgba(255, 255, 255, 0.86);
}

.feature-icon svg {
  width: 27px;
  height: 27px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.feature-card h3,
.download-card h3 {
  margin: 0 0 10px;
  font-size: 1.22rem;
  line-height: 1.4;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.section-watch {
  position: absolute;
  z-index: 3;
  height: auto;
  pointer-events: none;
  user-select: none;
  filter: drop-shadow(0 20px 28px rgba(20, 62, 56, 0.16));
}

.section-watch-pink {
  top: -58px;
  right: max(50px, calc((100% - 1420px) / 2));
  width: clamp(180px, 23vw, 320px);
  transform: rotate(5deg);
}

.section-watch-dark {
  top: -72px;
  left: max(10px, calc((100% - 1400px) / 2));
  width: clamp(190px, 24vw, 350px);
  transform: rotate(-3deg);
}

.section-watch-blue {
  top: -62px;
  right: max(70px, calc((100% - 1420px) / 2));
  width: clamp(160px, 22vw, 305px);
  transform: rotate(4deg);
}

.walk-callout {
  position: relative;
  display: grid;
  grid-template-columns: minmax(210px, 280px) minmax(0, 1fr);
  align-items: center;
  gap: clamp(24px, 5vw, 58px);
  min-height: 350px;
  margin-top: 42px;
  padding: 24px clamp(28px, 5vw, 62px) 24px 30px;
  overflow: hidden;
  border: 1px solid #e7dfc9;
  border-radius: 34px;
  background:
    radial-gradient(circle at 92% 20%, rgba(246, 206, 88, 0.24) 0 7%, transparent 7.2%),
    linear-gradient(110deg, #fffdf7, #f0f8e6);
  box-shadow: 0 16px 42px rgba(75, 87, 52, 0.08);
}

.walk-callout img {
  width: min(100%, 250px);
  max-height: 340px;
  justify-self: center;
  object-fit: contain;
  filter: drop-shadow(0 12px 18px rgba(29, 72, 60, 0.12));
}

.walk-callout h3 {
  margin: 0 0 10px;
  color: var(--brand-deep);
  font-size: clamp(1.45rem, 2.5vw, 2.15rem);
  line-height: 1.35;
}

.walk-callout p:last-child {
  margin: 0;
  color: var(--muted);
  word-break: auto-phrase;
}

.callout-footprints {
  position: absolute;
  right: 5%;
  top: 22px;
  display: flex;
  gap: 12px;
  color: #86b77a;
  transform: rotate(-14deg);
}

.callout-footprints span { font-size: 0.7rem; }
.callout-footprints span:nth-child(2) { transform: translateY(10px); }

.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 0 0 50px;
  padding: 0;
  list-style: none;
}

.steps li {
  position: relative;
  min-width: 0;
  padding: 22px 20px 24px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #fff;
  text-align: center;
}

.steps li:nth-child(1) { background: #fcebf0; }
.steps li:nth-child(2) { background: #fff5cf; }
.steps li:nth-child(3) { background: #e7f4f7; }
.steps li:nth-child(4) { background: #eaf6e9; }

.steps li:not(:last-child)::after {
  display: flex;
  align-items: center;
  justify-content: center;
  content: "›";
  position: absolute;
  top: 50%;
  right: -12px;
  z-index: 2;
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--brand-dark);
  background: var(--brand-pale);
  transform: translateY(-50%);
  line-height: 1;
  padding-bottom: 0.2em;
  box-sizing: border-box;
}

.step-number {
  position: absolute;
  top: 15px;
  left: 15px;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  margin: 0;
  border-radius: 9px;
  color: #fff;
  background: var(--brand-dark);
  font-size: 0.78rem;
  font-weight: 850;
}

.step-illustration {
  height: 96px;
  display: grid;
  place-items: center;
  margin-bottom: 14px;
}

.step-illustration svg {
  width: min(112px, 100%);
  height: 92px;
  overflow: visible;
}

.illust-ground { fill: rgba(143, 189, 123, 0.3); }
.illust-paper { fill: #fffdf8; stroke: #245f57; stroke-width: 2.5; }
.illust-ink { fill: #174d46; }
.illust-pin { fill: #f1a69b; }
.illust-accent { fill: #f6ce58; stroke: #174d46; stroke-width: 1.5; stroke-linejoin: round; }
.illust-line { fill: none; stroke: #43b8aa; stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; }
.illust-dash { stroke-dasharray: 5 7; }
.illust-ray { fill: none; stroke: #f6ce58; stroke-width: 4; stroke-linecap: round; }

.steps strong,
.steps li > span:last-child { display: block; }

.steps strong {
  margin-bottom: 5px;
  font-size: 1rem;
}

.steps li > span:last-child {
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.6;
}

.watch-showcase {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  align-items: center;
  gap: clamp(28px, 5vw, 58px);
  max-width: 760px;
  margin: 0 auto 68px;
  padding: 26px clamp(26px, 5vw, 52px);
  border: 1px solid #d7e8e3;
  border-radius: 28px;
  background: linear-gradient(115deg, #e7f6f1, #e6f3f7);
}

.watch-showcase figure {
  padding: 10px;
  border-radius: 50%;
  background: #20292e;
  box-shadow: 0 16px 32px rgba(18, 62, 56, 0.2);
}

.watch-showcase img {
  width: 100%;
  height: auto;
  border-radius: 50%;
  object-fit: contain;
}

.watch-showcase h3 {
  margin: 0 0 9px;
  color: var(--brand-deep);
  font-size: clamp(1.35rem, 2.6vw, 2rem);
  line-height: 1.35;
}

.watch-showcase p:last-child {
  margin: 0;
  color: var(--muted);
  word-break: auto-phrase;
}

.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: end;
  gap: clamp(18px, 3vw, 34px);
  max-width: 860px;
  margin: 0 auto;
}

.screenshot-card { min-width: 0; }

.screenshot-frame {
  overflow: hidden;
  border: 7px solid #163f39;
  border-radius: 30px;
  background: #fff;
  box-shadow: 0 16px 34px rgba(27, 77, 70, 0.14);
}

.screenshot-card.featured { transform: translateY(-18px); }

.screenshot-frame img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.screenshot-card figcaption {
  margin-top: 16px;
  color: var(--muted);
  font-size: 0.86rem;
  text-align: center;
}

.screenshot-card figcaption span {
  margin-right: 8px;
  color: var(--brand-dark);
  font-weight: 850;
}

.download-section {
  color: #fff;
  background:
    radial-gradient(circle at 8% 12%, rgba(246, 206, 88, 0.18), transparent 19%),
    radial-gradient(circle at 92% 84%, rgba(67, 184, 170, 0.22), transparent 23%),
    var(--brand-deep);
}

.section-heading-light .section-label,
.section-heading-light > p:last-child { color: #d6f0eb; }

.download-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.download-card {
  min-width: 0;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: start;
  gap: 18px;
  padding: clamp(24px, 4vw, 34px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 26px;
  color: var(--ink);
  background: #fff;
  box-shadow: 0 18px 40px rgba(8, 38, 34, 0.2);
}

.platform-icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  color: var(--brand-deep);
  background: #e8f6eb;
  font-weight: 900;
}

.platform-icon-watch { background: #dff2f7; }

.platform-label {
  margin: 0 0 4px;
  color: var(--brand-dark);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.release-meta { margin: 14px 0 0; }

.release-meta div {
  display: flex;
  gap: 12px;
  font-size: 0.82rem;
}

.release-meta dt {
  min-width: 76px;
  color: var(--muted);
}

.release-meta dd {
  margin: 0;
  font-weight: 750;
}

.button-download {
  grid-column: 1 / -1;
  width: 100%;
  align-items: center;
  color: #fff;
  background: var(--brand-dark);
  text-align: center;
}

.filename {
  grid-column: 1 / -1;
  margin: -8px 0 0;
  color: var(--muted);
  font-family: Consolas, Monaco, monospace;
  font-size: 0.75rem;
  text-align: center;
}

.apk-notice {
  margin: 24px 0 0;
  padding: 14px 18px;
  border-radius: 14px;
  color: #2b4c46;
  background: #fff5cf;
  font-size: 0.88rem;
}

.accordion-list {
  display: grid;
  gap: 12px;
}

details {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
}

summary {
  position: relative;
  min-height: 58px;
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 17px 52px 17px 20px;
  cursor: pointer;
  font-weight: 800;
  list-style: none;
}

summary::-webkit-details-marker { display: none; }

summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--brand-deep);
  background: var(--brand-pale);
  transform: translateY(-50%);
}

details[open] summary::after { content: "−"; }

.summary-index {
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  border-radius: 11px;
  color: #fff;
  background: var(--brand-dark);
  font-size: 0.74rem;
}

.details-content {
  padding: 0 20px 22px;
  color: var(--muted);
}

.details-content p:last-child,
.details-content ol:last-child { margin-bottom: 0; }
.details-content ol { padding-left: 1.4em; }
.small-note { font-size: 0.84rem; }

.requirements-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  align-items: start;
  gap: clamp(40px, 7vw, 90px);
}

.check-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding: 15px 18px 15px 52px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 17px;
  top: 50%;
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--brand);
  font-size: 0.75rem;
  font-weight: 900;
  transform: translateY(-50%);
}

.final-cta { padding-top: 18px; }

.final-cta-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: clamp(22px, 4vw, 42px);
  padding: clamp(28px, 5vw, 48px);
  border: 1px solid #e5dcc1;
  border-radius: 30px;
  background: linear-gradient(110deg, #fff7dd, #edf8ea);
}

.final-cta img {
  width: 116px;
  height: 116px;
  border-radius: 26px;
  object-fit: contain;
  box-shadow: 0 12px 28px rgba(24, 80, 69, 0.14);
}

.final-cta h2 { font-size: clamp(1.65rem, 3vw, 2.45rem); }

.final-cta-actions {
  display: grid;
  gap: 12px;
  justify-content: center;
}

.site-footer {
  margin-top: 84px;
  padding: 54px 0 28px;
  color: #d5e7e3;
  background: #113c37;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: start;
  gap: 36px;
}

.footer-brand { color: #fff; }

.footer-brand img {
  width: 36px;
  height: 36px;
}

.footer-grid p {
  margin: 12px 0 0;
  font-size: 0.82rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px 22px;
}

.footer-links a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  font-size: 0.86rem;
}

.footer-details { margin-top: 28px; }

.footer-details details {
  border-color: rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.06);
}

.footer-details summary { color: #fff; }

.footer-details summary::after {
  color: #fff;
  background: rgba(255, 255, 255, 0.12);
}

.footer-details .details-content { color: #d5e7e3; }

.copyright {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.76rem;
}

.copyright p { margin: 0; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button { transition: none; }
}

@media (max-width: 920px) {
  .hero-stage {
    display: grid;
    height: auto;
    min-height: 0;
    overflow: visible;
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }

  .hero-copy {
    display: contents;
  }

  .hero-visual {
    grid-column: 1;
    grid-row: 1;
    width: 100%;
    height: clamp(500px, 138vw, 620px);
    border-radius: 0;
  }

  .hero-visual::after {
    display: block;
    background: linear-gradient(180deg, rgba(255, 253, 247, 0.98) 0%, rgba(255, 253, 247, 0.82) 20%, rgba(255, 253, 247, 0.2) 46%, transparent 62%);
  }

  .hero-visual picture { height: 100%; }

  .hero-visual img {
    width: 100%;
    max-width: 100%;
    height: 100%;
    margin: 0;
    aspect-ratio: auto;
    object-fit: cover;
    object-position: 54% center;
    transform: translateX(0);
  }

  .hero .eyebrow {
    z-index: 3;
    grid-column: 1;
    grid-row: 1;
    align-self: start;
    justify-self: start;
    margin: 20px 22px 0;
  }

  .hero h1 {
    z-index: 3;
    grid-column: 1;
    grid-row: 1;
    align-self: start;
    width: min(680px, calc(100% - 32px));
    margin: 72px 0 0 20px;
  }

  .hero-lead,
  .hero-points,
  .hero-actions,
  .download-status,
  .brand-note {
    width: min(680px, calc(100% - 32px));
    margin-right: auto;
    margin-left: auto;
  }

  .hero-lead {
    grid-column: 1;
    grid-row: 2;
    margin-top: 30px;
  }

  .hero-points {
    grid-column: 1;
    grid-row: 3;
    margin-top: 22px;
  }

  .hero-actions {
    grid-column: 1;
    grid-row: 4;
    margin-top: 28px;
  }

  .download-status {
    grid-column: 1;
    grid-row: 5;
    margin-top: 12px;
  }

  .brand-note {
    grid-column: 1;
    grid-row: 6;
    margin-top: 14px;
    margin-bottom: 52px;
    text-shadow: none;
  }

  .hero-lead,
  .brand-note { max-width: 680px; }

  .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .feature-card:last-child { grid-column: 1 / -1; }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps li:nth-child(2)::after { display: none; }
  .download-grid { grid-template-columns: 1fr; }
  .requirements-grid { grid-template-columns: 1fr; }
  .final-cta-inner { grid-template-columns: auto 1fr; }

  .final-cta-inner .button {
    grid-column: 1 / -1;
    width: 100%;
    align-items: center;
  }

  @media (min-width: 561px) and (max-width: 920px) {
    .final-cta-actions {
      display: flex;
      flex-direction: row;
      gap: 12px;
      grid-column: 1 / -1;
      width: 100%;
    }

    .final-cta-actions .button {
      width: auto;
      flex: 1;
    }
  }

  .section-watch-pink {
    top: -55px;
    right: 30px;
    width: 210px;
  }

  .section-watch-dark {
    top: -64px;
    left: -19px;
    width: 223px;
  }

  .section-watch-blue {
    top: -44px;
    right: 60px;
    width: 190px;
  }
}

@media (max-width: 720px) {
  html,
  body,
  main,
  .hero,
  .hero-stage,
  .section {
    max-width: 100%;
  }

  html,
  body,
  main,
  .hero-stage {
    overflow-x: hidden;
  }

  .container { width: min(100% - 32px, var(--container)); }
  .header-inner { min-height: 64px; }
  nav { display: none; }
  .hero { padding-top: 0; }
  h1 { font-size: clamp(2.3rem, 11vw, 3.3rem); }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card:last-child { grid-column: auto; }

  .walk-callout {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
    padding: 28px 24px 34px;
  }

  .walk-callout img {
    width: min(62vw, 220px);
    max-height: 320px;
  }

  .walk-callout > div:not(.callout-footprints) { text-align: center; }

  .screenshot-grid {
    grid-template-columns: 1fr;
    max-width: 310px;
    gap: 34px;
  }

  .watch-showcase {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 24px;
  }

  .screenshot-card.featured { transform: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-links { justify-content: flex-start; }

  .section-watch { display: none; }
}

@media (max-width: 560px) {
  body { font-size: 15px; }
  .hero-visual { border-radius: 0; }

  .hero-actions,
  .hero-actions .button {
    padding: 0 16px;
    width: 100%;
  }

  .hero-actions .button {
    align-items: center;
    text-align: center;
  }

  .hero-points {
    align-items: flex-start;
    flex-direction: column;
  }

  .section { padding: 68px 0; }
  .section-heading { margin-bottom: 34px; }

  .section-heading h2,
  .final-cta h2 { font-size: clamp(1.8rem, 9vw, 2.35rem); }

  .feature-card { padding: 26px; }
  .steps { grid-template-columns: 1fr; }

  .watch-showcase {
    grid-template-columns: 1fr;
    margin-bottom: 54px;
    text-align: center;
  }

  .watch-showcase figure {
    width: 150px;
    justify-self: center;
  }

  .steps li:not(:last-child)::after {
    top: auto;
    right: 50%;
    bottom: -18px;
    transform: translateX(50%) rotate(90deg);
  }

  .download-card { grid-template-columns: 1fr; }
  .platform-icon { margin-bottom: -4px; }

  .button-download,
  .filename { grid-column: auto; }

  .final-cta-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .final-cta img { justify-self: center; }
  .copyright { flex-direction: column; }

  .steps li:nth-child(2)::after { display: flex; }
}

.privacy-policy h3 {
  margin-top: 1.8em;
  margin-bottom: 0.6em;
}

.privacy-policy p {
  line-height: 1.8;
}

.privacy-policy ul {
  margin: 0.8em 0 1.2em;
  padding-left: 1.5em;
}

.privacy-policy li + li {
  margin-top: 0.4em;
}