:root {
  color-scheme: light dark;
  --page: #f3f7fb;
  --surface: #fbfdff;
  --surface-strong: #e9f1f9;
  --ink: #10253d;
  --muted: #556b82;
  --line: #cddae7;
  --navy: #0a315b;
  --navy-soft: #124c7d;
  --accent: #0b65b1;
  --accent-strong: #084b86;
  --accent-soft: #dcefff;
  --focus: #f2a900;
  --shadow: 0 24px 64px rgba(18, 55, 89, 0.14);
  --radius: 18px;
  --radius-button: 10px;
  --content: 1180px;
  --header-height: 72px;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic UI", "Yu Gothic", Meiryo, sans-serif;
  font-synthesis: none;
}

@media (prefers-color-scheme: dark) {
  :root {
    --page: #091521;
    --surface: #0e1d2b;
    --surface-strong: #15283a;
    --ink: #eef6fd;
    --muted: #afc2d4;
    --line: #2a4054;
    --navy: #071d35;
    --navy-soft: #0d3e68;
    --accent: #5db4f2;
    --accent-strong: #8acbfa;
    --accent-soft: #153a57;
    --focus: #ffbf2f;
    --shadow: 0 24px 64px rgba(1, 7, 13, 0.42);
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--page);
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 10;
  padding: 10px 14px;
  color: #f7fbff;
  background: var(--navy);
  border-radius: var(--radius-button);
  transform: translateY(-150%);
}

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

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

.site-header,
main,
footer {
  width: min(var(--content), calc(100% - 48px));
  margin-inline: auto;
}

.site-header {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  text-decoration: none;
  white-space: nowrap;
}

.brand img {
  border-radius: 9px;
  box-shadow: 0 8px 20px rgba(10, 49, 91, 0.18);
}

nav {
  display: flex;
  gap: 28px;
}

nav a {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 750;
  text-decoration: none;
}

nav a:hover {
  color: var(--accent-strong);
}

.hero {
  min-height: calc(100dvh - var(--header-height) - 24px);
  display: grid;
  grid-template-columns: minmax(500px, 0.9fr) minmax(0, 1.1fr);
  gap: 52px;
  align-items: center;
  padding: 56px 0 72px;
}

.hero-copy {
  max-width: 570px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--accent-strong);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

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

figure {
  margin-right: 0;
  margin-bottom: 0;
  margin-left: 0;
}

h1 {
  margin-bottom: 22px;
  font-size: clamp(2.65rem, 3.1vw, 3rem);
  line-height: 1.08;
  letter-spacing: -0.055em;
  text-wrap: balance;
}

.hero-lead {
  max-width: 29rem;
  margin-bottom: 30px;
  color: var(--muted);
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 22px;
  border: 1px solid transparent;
  border-radius: var(--radius-button);
  font-size: 0.88rem;
  font-weight: 800;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  transition: transform 160ms ease, background-color 160ms ease, border-color 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button:active {
  transform: translateY(1px) scale(0.98);
}

.button-primary {
  color: #f7fbff;
  background: var(--navy);
  border-color: var(--navy);
}

.button-primary:hover {
  background: var(--navy-soft);
  border-color: var(--navy-soft);
}

.button-secondary {
  color: var(--accent-strong);
  background: var(--surface);
  border-color: var(--line);
}

.button-secondary:hover {
  border-color: var(--accent);
}

.button-store {
  color: #082139;
  background: #9ed8ff;
  border-color: #9ed8ff;
}

.button-store:hover {
  background: #c2e8ff;
  border-color: #c2e8ff;
}

.hero-showcase {
  min-height: 555px;
  position: relative;
}

.hero-shot {
  position: absolute;
  width: 91%;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-shot img {
  width: 100%;
}

.hero-shot-link {
  top: 8px;
  left: 0;
  transform: rotate(-1.4deg);
}

.hero-shot-number {
  right: 0;
  bottom: 8px;
  z-index: 1;
  transform: rotate(1.2deg);
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  padding: 24px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.proof-strip div {
  padding: 0 28px;
}

.proof-strip div:first-child {
  padding-left: 0;
}

.proof-strip div + div {
  border-left: 1px solid var(--line);
}

.proof-strip strong,
.proof-strip span {
  display: block;
}

.proof-strip strong {
  margin-bottom: 3px;
  color: var(--accent-strong);
  font-size: 0.92rem;
}

.proof-strip span {
  color: var(--muted);
  font-size: 0.76rem;
}

.section {
  padding-block: 108px;
}

.section-copy {
  max-width: 720px;
  margin-bottom: 40px;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 3.65rem);
  line-height: 1.18;
  letter-spacing: -0.045em;
  text-wrap: balance;
}

.section-copy > p,
.feature-copy > p,
.feature-checks-copy > p,
.safety-copy > p,
.creator > div > p {
  max-width: 64ch;
  margin-bottom: 0;
  color: var(--muted);
}

.problem {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(420px, 1.22fr);
  gap: 72px;
  align-items: center;
}

.problem .section-copy {
  margin-bottom: 0;
}

.before-after {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.before,
.after {
  min-height: 290px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.before {
  color: var(--muted);
  background: var(--surface);
}

.after {
  color: #f2f8fd;
  background: var(--navy);
  border-color: var(--navy);
  transform: translateY(22px);
}

.before span,
.after span,
.feature-label {
  display: block;
  margin-bottom: 22px;
  font-size: 0.75rem;
  font-weight: 800;
}

.before p,
.after p {
  margin-bottom: 13px;
  padding-left: 17px;
  position: relative;
  font-size: 0.9rem;
}

.before p::before,
.after p::before {
  content: "";
  width: 6px;
  height: 6px;
  position: absolute;
  top: 0.7em;
  left: 0;
  background: currentColor;
  border-radius: 50%;
}

.features {
  padding-inline: 56px;
  background: var(--surface-strong);
  border-radius: var(--radius);
}

.feature-primary,
.feature-builder {
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.feature-primary {
  display: grid;
  grid-template-columns: minmax(300px, 0.72fr) minmax(0, 1.28fr);
  gap: 0;
  align-items: center;
  margin-top: 20px;
}

.feature-copy,
.flagship-copy {
  padding: 48px;
}

.feature-label {
  margin-bottom: 14px;
  color: var(--accent-strong);
}

.feature-copy h3,
.flagship-copy h3 {
  margin-bottom: 16px;
  font-size: clamp(1.45rem, 2.5vw, 2.25rem);
  line-height: 1.3;
  letter-spacing: -0.035em;
}

.feature-primary img,
.feature-builder img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: contain;
  background: #eef4f9;
}

.flagship-list {
  display: grid;
  gap: 18px;
  scroll-margin-top: 24px;
}

.flagship-feature {
  display: grid;
  grid-template-columns: minmax(300px, 0.76fr) minmax(0, 1.24fr);
  overflow: hidden;
  color: #f2f8fd;
  background: var(--navy);
  border-radius: var(--radius);
}

.flagship-number {
  grid-template-columns: minmax(0, 1.24fr) minmax(300px, 0.76fr);
  background: #0a5366;
}

.flagship-copy {
  align-self: center;
}

.flagship-copy h3,
.flagship-copy p {
  color: #f2f8fd;
}

.flagship-copy p {
  margin-bottom: 24px;
  color: #c6dae8;
}

.flagship-feature .feature-label {
  color: #8fd0ff;
}

.flagship-feature figure {
  align-self: center;
  background: #eef4f9;
}

.flagship-feature img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: contain;
}

.feature-points {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.feature-points li {
  padding: 7px 10px;
  color: #e6f4fe;
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  font-size: 0.72rem;
  font-weight: 750;
}

.flagship-copy .button {
  margin-top: 10px;
  width: fit-content;
}

.secondary-heading {
  max-width: 650px;
  margin-top: 72px;
  margin-bottom: 24px;
}

.secondary-heading h3 {
  margin-bottom: 0;
  font-size: clamp(1.55rem, 2.8vw, 2.4rem);
  line-height: 1.25;
  letter-spacing: -0.04em;
}

.feature-format {
  margin-top: 0;
}

.feature-builder {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.75fr);
  gap: 0;
  align-items: center;
  margin-top: 20px;
}

.getting-started {
  scroll-margin-top: 24px;
}

.setup-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 64px;
  align-items: end;
  margin-bottom: 44px;
}

.setup-heading .section-copy {
  margin-bottom: 0;
}

.section-number,
.stage-label {
  display: block;
  margin-bottom: 14px;
  color: var(--accent-strong);
  font-size: 0.7rem;
  font-weight: 850;
  letter-spacing: 0.13em;
}

.chrome-requirement {
  padding: 22px 24px;
  background: var(--surface);
  border-top: 3px solid var(--accent);
}

.chrome-requirement strong,
.chrome-requirement p,
.chrome-requirement span {
  display: block;
}

.chrome-requirement strong {
  color: var(--accent-strong);
  font-size: 0.72rem;
}

.chrome-requirement p {
  margin: 4px 0;
  font-size: 1rem;
  font-weight: 800;
}

.chrome-requirement span {
  color: var(--muted);
  font-size: 0.75rem;
}

.install-panel {
  display: grid;
  grid-template-columns: minmax(300px, 0.74fr) minmax(0, 1.26fr);
  overflow: hidden;
  color: #f4f9fd;
  background: var(--navy);
  border-radius: var(--radius);
}

.install-lead {
  padding: 48px;
  background:
    radial-gradient(circle at 10% 10%, rgba(93, 180, 242, 0.23), transparent 42%),
    var(--navy);
}

.install-lead .stage-label,
.first-check .stage-label {
  color: #9ed8ff;
}

.install-lead h3,
.first-check h3,
.result-guide h3 {
  margin-bottom: 14px;
  font-size: clamp(1.55rem, 2.8vw, 2.35rem);
  line-height: 1.3;
  letter-spacing: -0.04em;
  text-wrap: balance;
}

.install-lead > p {
  margin-bottom: 26px;
  color: #c4d8e8;
}

.store-meta {
  display: block;
  margin-top: 10px;
  color: #a9bfd2;
  font-size: 0.72rem;
}

.store-status {
  display: grid;
  gap: 4px;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.store-status strong {
  color: #f4f9fd;
  font-size: 0.82rem;
}

.store-status span {
  color: #a9bfd2;
  font-size: 0.73rem;
}

.install-steps {
  margin: 0;
  padding: 24px 48px;
  background: rgba(255, 255, 255, 0.045);
  list-style: none;
}

.install-steps li {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 18px;
  padding: 21px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.install-steps li:last-child {
  border-bottom: 0;
}

.step-no {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  color: #9ed8ff;
  border: 1px solid rgba(158, 216, 255, 0.45);
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 850;
  font-variant-numeric: tabular-nums;
}

.install-steps strong {
  display: block;
  margin-bottom: 3px;
  font-size: 0.9rem;
}

.install-steps p {
  margin: 0;
  color: #b9ccdc;
  font-size: 0.78rem;
}

.store-note {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 28px;
  margin-top: 14px;
  padding: 22px 28px;
  background: var(--surface);
  border-left: 4px solid var(--focus);
}

.store-note strong {
  font-size: 0.85rem;
}

.store-note p {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.first-check {
  display: grid;
  grid-template-columns: minmax(0, 1.16fr) minmax(340px, 0.84fr);
  gap: 0;
  align-items: stretch;
  margin-top: 76px;
  overflow: hidden;
  background: var(--surface-strong);
  border-radius: var(--radius);
}

.first-check-visual {
  align-self: center;
}

.first-check-visual img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: contain;
  background: #eef4f9;
}

.first-check-guide {
  padding: 44px;
  color: #f3f9fd;
  background: var(--navy);
}

.first-check-guide > p {
  color: #bfd2e2;
}

.first-check-guide ol {
  display: grid;
  gap: 0;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.first-check-guide li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 12px;
  padding: 13px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.first-check-guide li > span {
  color: #9ed8ff;
  font-size: 0.76rem;
  font-weight: 850;
}

.first-check-guide li p {
  margin: 0;
  color: #d1e0eb;
  font-size: 0.79rem;
}

.number-guide-start {
  display: grid;
  grid-template-columns: minmax(340px, 0.84fr) minmax(0, 1.16fr);
  margin-top: 18px;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.number-guide-start-copy {
  padding: 44px;
}

.number-guide-start h3 {
  margin-bottom: 14px;
  font-size: clamp(1.55rem, 2.8vw, 2.35rem);
  line-height: 1.3;
  letter-spacing: -0.04em;
  text-wrap: balance;
}

.number-guide-start-copy > p {
  color: var(--muted);
}

.number-guide-start ol {
  display: grid;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.number-guide-start li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.number-guide-start li > span {
  color: var(--accent-strong);
  font-size: 0.76rem;
  font-weight: 850;
}

.number-guide-start li p {
  margin: 0;
  color: var(--muted);
  font-size: 0.79rem;
}

.number-guide-start figure {
  align-self: center;
  background: #eef4f9;
}

.number-guide-start img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: contain;
}

.result-guide {
  display: grid;
  grid-template-columns: minmax(280px, 0.78fr) minmax(0, 1.22fr);
  gap: 54px;
  align-items: center;
  margin-top: 18px;
  padding: 38px 42px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.result-guide p {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.result-legend {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 24px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.result-legend li {
  display: grid;
  grid-template-columns: 68px 1fr;
  gap: 10px;
  padding: 9px 0 9px 14px;
  position: relative;
  border-bottom: 1px solid var(--line);
  font-size: 0.76rem;
}

.result-legend li::before {
  content: "";
  width: 5px;
  position: absolute;
  inset: 10px auto 10px 0;
  border-radius: 4px;
  background: var(--legend-color);
}

.result-legend strong {
  color: var(--legend-color);
}

.result-legend span {
  color: var(--muted);
}

.result-legend .is-green { --legend-color: #2d9960; }
.result-legend .is-salmon { --legend-color: #c75e49; }
.result-legend .is-yellow { --legend-color: #b28a12; }
.result-legend .is-orange { --legend-color: #cb6a26; }
.result-legend .is-red { --legend-color: #d64d4d; }

.safety {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(360px, 0.85fr);
  gap: 68px;
  align-items: center;
}

.safety-visual {
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.safety-copy dl {
  margin: 32px 0 0;
}

.safety-copy dl div {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.safety-copy dt {
  color: var(--accent-strong);
  font-size: 0.82rem;
  font-weight: 800;
}

.safety-copy dd {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.creator {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 64px;
  align-items: center;
  padding: 48px;
  color: #f2f8fd;
  background: var(--navy);
  border-radius: var(--radius);
}

.creator > img {
  aspect-ratio: 1;
  width: 100%;
  object-fit: cover;
  object-position: center top;
  border-radius: var(--radius);
}

.creator h2 {
  margin-bottom: 18px;
}

.creator > div > p {
  color: #c6d8e8;
}

.creator-name {
  display: grid;
  gap: 2px;
  margin-top: 28px;
}

.creator-name strong {
  color: #f7fbff;
}

.creator-name span {
  font-size: 0.78rem;
}

.donation-banner-eyebrow {
  display: block;
  margin-bottom: 7px;
  color: #a8cbf6;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.13em;
}

.support-inline {
  margin-top: 28px;
  padding: 28px 30px 30px;
  color: #edf3f9;
  background:
    radial-gradient(circle at 92% 0%, rgba(50, 99, 156, 0.28), transparent 25rem),
    radial-gradient(circle at 0% 100%, rgba(36, 64, 101, 0.2), transparent 20rem),
    #06080d;
  border: 1px solid rgba(184, 207, 235, 0.15);
  border-radius: 10px 28px 10px 10px;
  box-shadow: 0 22px 54px rgba(0, 8, 20, 0.22);
}

.support-inline-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px 28px;
  align-items: end;
  margin-bottom: 22px;
}

.support-inline-head h2 {
  margin: 0;
  color: #edf3f9;
  font-size: clamp(1.15rem, 2.2vw, 1.55rem);
  line-height: 1.4;
}

.support-inline-head p {
  max-width: 52rem;
  margin: 10px 0 0;
  color: #c1cbd7;
  font-size: 0.82rem;
  line-height: 1.75;
}

.support-story-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #a8cbf6;
  font-size: 0.78rem;
  font-weight: 750;
  text-decoration: none;
  white-space: nowrap;
}

.support-story-link:hover {
  color: #d7e8fb;
}

.support-inline-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.9fr) minmax(0, 0.9fr);
  gap: 14px;
}

.support-inline-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 120px;
  gap: 14px;
  align-items: center;
  min-width: 0;
  padding: 18px;
  background: rgba(16, 22, 33, 0.92);
  border: 1px solid rgba(184, 207, 235, 0.14);
  border-radius: 10px;
}

.support-inline-card.is-featured {
  background:
    radial-gradient(circle at 90% 10%, rgba(77, 132, 199, 0.22), transparent 12rem),
    #121a26;
  border-color: rgba(168, 203, 246, 0.34);
}

.support-inline-copy {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.support-inline-copy > span {
  color: #a8cbf6;
  font-size: 0.65rem;
  font-weight: 750;
  letter-spacing: 0.08em;
}

.support-inline-copy > strong {
  color: #fff;
  font-size: clamp(1.45rem, 2.4vw, 1.9rem);
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}

.support-inline-copy > p {
  margin: 0 0 6px;
  color: #b7c4d2;
  font-size: 0.74rem;
  line-height: 1.65;
}

.support-pay {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-height: 42px;
  padding: 0.55rem 0.85rem;
  color: #06080d;
  background: #a8cbf6;
  border-radius: 7px;
  font-size: 0.72rem;
  font-weight: 800;
  text-decoration: none;
}

.support-pay:hover {
  background: #c6def9;
}

.support-pay:focus-visible {
  outline: 3px solid #78aef1;
  outline-offset: 3px;
}

.support-inline-card img {
  width: 120px;
  height: auto;
  display: block;
  object-fit: contain;
}

.support-inline-note {
  margin: 16px 0 0;
  color: #9eacbd;
  font-size: 0.72rem;
  line-height: 1.7;
}

.support-inline-note strong {
  color: #dce5ef;
}

.notice {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 32px;
  margin-top: 28px;
  padding: 28px 32px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 5px solid var(--accent);
  border-radius: var(--radius);
}

.notice p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.closing {
  max-width: 790px;
  margin: 136px auto;
  text-align: center;
}

.closing p {
  margin-bottom: 28px;
  color: var(--muted);
}

footer {
  min-height: 112px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--line);
}

footer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.75rem;
}


@media (max-width: 1100px) {
  .support-inline-grid {
    grid-template-columns: 1fr;
  }

  .support-inline-card.is-featured {
    order: -1;
  }
}

@media (max-width: 960px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 40px;
    min-height: auto;
    padding-top: 52px;
  }

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

  .hero-showcase {
    min-height: min(70vw, 630px);
  }

  .problem,
  .safety {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .before-after {
    max-width: 720px;
  }

  .feature-primary,
  .feature-builder,
  .flagship-feature,
  .flagship-number {
    grid-template-columns: 1fr;
  }

  .flagship-number .flagship-copy {
    order: 1;
  }

  .flagship-number figure {
    order: 2;
  }

  .feature-primary img,
  .feature-builder img {
    height: auto;
  }

  .feature-builder img {
    order: 2;
  }

  .setup-heading,
  .first-check,
  .number-guide-start,
  .result-guide {
    grid-template-columns: 1fr;
  }

  .setup-heading {
    gap: 28px;
  }

  .chrome-requirement {
    max-width: 520px;
  }

  .install-panel {
    grid-template-columns: 1fr;
  }

  .first-check-guide {
    padding: 40px;
  }

  .number-guide-start-copy {
    padding: 40px;
  }

  .creator {
    grid-template-columns: 240px 1fr;
    gap: 40px;
  }
}

@media (max-width: 680px) {
  .site-header,
  main,
  footer {
    width: min(100% - 32px, var(--content));
  }

  .site-header {
    min-height: 66px;
  }

  .brand span {
    font-size: 0.78rem;
  }

  nav {
    display: none;
  }

  .hero {
    gap: 32px;
    padding: 38px 0 56px;
  }

  .hero-showcase {
    min-height: 380px;
  }

  .hero-shot {
    width: 94%;
  }

  h1 {
    font-size: clamp(2.35rem, 13vw, 3.6rem);
  }

  .proof-strip {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .proof-strip div,
  .proof-strip div:first-child {
    padding: 0;
  }

  .proof-strip div + div {
    padding-top: 18px;
    border-top: 1px solid var(--line);
    border-left: none;
  }

  .section {
    padding-block: 76px;
  }

  .problem {
    gap: 30px;
  }

  .before-after {
    grid-template-columns: 1fr;
  }

  .before,
  .after {
    min-height: auto;
    padding: 24px;
  }

  .after {
    transform: none;
  }

  .features {
    width: 100%;
    padding: 72px 16px;
    border-radius: 0;
  }

  .feature-copy,
  .flagship-copy {
    padding: 28px 24px;
  }

  .install-lead,
  .install-steps,
  .first-check-guide,
  .number-guide-start-copy,
  .result-guide {
    padding: 28px 24px;
  }

  .install-steps {
    padding-top: 8px;
    padding-bottom: 12px;
  }

  .store-note {
    grid-template-columns: 1fr;
    gap: 5px;
    padding: 22px 20px;
  }

  .first-check {
    margin-top: 52px;
  }

  .result-guide {
    gap: 26px;
  }

  .result-legend {
    grid-template-columns: 1fr;
  }

  .safety {
    gap: 34px;
  }

  .safety-copy dl div {
    grid-template-columns: 1fr;
    gap: 3px;
  }

  .creator {
    grid-template-columns: 1fr;
    gap: 30px;
    padding: 28px;
  }

  .creator > img {
    max-width: 240px;
  }

  .support-inline {
    padding: 22px 18px 24px;
  }

  .support-inline-head {
    grid-template-columns: 1fr;
    gap: 12px;
    align-items: start;
  }

  .support-inline-grid {
    grid-template-columns: 1fr;
  }

  .support-inline-card {
    grid-template-columns: 1fr;
    padding: 16px;
  }

  .support-inline-card img {
    display: none;
  }

  .support-pay {
    width: 100%;
  }

  .notice {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 24px;
  }

  .closing {
    margin-block: 96px;
  }

  footer {
    min-height: 140px;
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
  }
}

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

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