@charset "UTF-8";

:root {
  --green: #087f6d;
  --black: #000;
  --gray: #ccc;
  --tint: #f3f9f7;
}

* {
  box-sizing: border-box;
}

html {
  font-feature-settings: 'palt';
  scroll-behavior: smooth;
  scroll-padding-top: 28px;
}

body {
  margin: 0;
  background: #fff;
  color: var(--black);
  font-family: "Noto Sans JP",sans-serif;
  font-size: 15px;
  letter-spacing: .06em;
  line-height: 1.9;
  overflow-wrap: anywhere;
}

a {
  color: var(--green);
  text-underline-offset: 5px;
}

a:hover {
  opacity: .75;
}

a:focus-visible,summary:focus-visible {
  outline: 3px solid var(--green);
  outline-offset: 5px;
}

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

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

h1,h2,h3 {
  line-height: 1.5;
}

h2 {
  font-size: 32px;
}

h3 {
  font-size: 25px;
}

p {
  margin-bottom: 20px;
}

.wrap {
  width: min(1120px,calc(100% - 80px));
  margin-inline: auto;
}

.site-header {
  min-height: 104px;
  flex-wrap: wrap;
  padding-block: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--green);
  font-size: 21px;
  font-weight: 800;
  white-space: nowrap;
  text-decoration: none;
}

.site-header nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 32px;
  font-size: 13px;
  font-weight: 600;
}

.site-header nav a {
  color: #000;
  text-decoration: none;
}

.skip {
  position: absolute;
  top: -100px;
  left: 16px;
  background: white;
  z-index: 10;
}

.skip:focus {
  top: 16px;
}

.hero {
  position: relative;
  isolation: isolate;
  padding: 74px 0 90px;
  overflow: hidden;
}

.hero-decoration {
  position: absolute;
  width: 780px;
  max-width: none;
  left: -470px;
  bottom: -340px;
  z-index: -1;
  transform: rotate(-8deg);
  opacity: .7;
}

.hero-grid {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  align-items: center;
  gap: 45px;
}

.eyebrow {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--green);
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(32px,3.3vw,46px);
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 24px;
}

.hero h1 span {
  color: var(--green);
}

.lead {
  font-size: 16px;
  line-height: 2.2;
  margin-bottom: 2em;
}

.button {
  display: inline-flex;
  gap: 30px;
  align-items: center;
  background: var(--green);
  color: white;
  text-decoration: none;
  font-weight: 600;
  padding: 15px 24px;
  border-radius: 6px;
  margin: 10px 0 16px;
}

.button-secondary {
  background: var(--gray);
  color: var(--black);
}

.store-badge {
  display: block;
  max-width: 320px;
}

.store-badge img,img.store-badge{
  margin: auto;
}

.store-badge + .small{
  max-width: 320px;
  text-align: center;
}

.store-badge-mobile {
  display: none;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  margin: 10px 0 16px;
}

.hero-actions .button {
  margin: 0;
  justify-content: space-between;
  width: 100%;
  max-width: 320px;
}

.site-header nav .header-download {
  color: white;
  margin: 0;
  padding: 12px 18px;
  gap: 12px;
  white-space: nowrap;
}

.external-link-icon {
  flex-shrink: 0;
}

.download-link,
.contact-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.small {
  font-size: 12px;
  line-height: 1.9;
}

.hero-visual {
  border: 1px solid var(--gray);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 18px 50px #087f6d12;
  background: white;
  transform: rotate(-2deg);
}

.visual-label {
  padding: 10px 18px;
  border-bottom: 1px solid var(--gray);
  font-size: 11px;
}

.dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  margin-right: 8px;
}

.intro {
  text-align: center;
  padding: 70px 0 90px;
}

.intro h2 {
  font-size: 30px;
}

.intro p:last-child {
  line-height: 2.3;
}

.section-heading {
  padding-top: 45px;
  border-top: 1px solid var(--gray);
}

.section-heading h2 {
  margin-bottom: 55px;
}

.feature-row {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  align-items: center;
  gap: 64px;
  margin-bottom: 100px;
}

.feature-row.reverse {
  grid-template-columns: 1.2fr .8fr;
}

.reverse .feature-copy {
  order: 2;
}

.number {
  display: block;
  font-size: 12px;
  color: var(--green);
  font-weight: 700;
  letter-spacing: .1em;
  margin-bottom: 22px;
}

.feature-copy p {
  font-size: 14px;
}

.screenshot {
  display: block;
  border: 1px solid var(--gray);
  border-radius: 10px;
  overflow: hidden;
}

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

.tags li {
  font-size: 11px;
  border-bottom: 1px solid var(--gray);
  padding: 4px 0;
  margin-right: 8px;
}

.howto {
  background: var(--tint);
  padding: 75px 0;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 44px;
  list-style: none;
  padding: 15px 0 0;
}

.steps li {
  border-top: 1px solid var(--green);
  padding-top: 20px;
}

.steps__number {
  font-size: 30px;
  font-weight: 700;
  color: var(--green);
}

.steps .small-text {
  color: var(--green);
  font-size: 12px;
  margin-top: 0.5em;
  display: block;
}

.steps h3 {
  font-size: 20px;
  margin: 12px 0;
}

.steps p {
  font-size: 14px;
}

.privacy-note {
  padding: 85px 0;
  display: grid;
  grid-template-columns: 1.4fr .6fr;
  gap: 60px;
  align-items: center;
  border-bottom: 1px solid var(--gray);
}

.privacy-note h2 {
  font-size: 25px;
}

.privacy-note p {
  font-size: 14px;
  margin-bottom: 0;
}

.privacy-note .eyebrow {
  margin-bottom: 16px;
}

.text-link {
  font-size: 14px;
  font-weight: 700;
}

.faq {
  padding: 75px 0;
}

.faq h2 {
  margin-bottom: 30px;
}

.faq details {
  border-top: 1px solid var(--gray);
}

.faq details:last-child {
  border-bottom: 1px solid var(--gray);
}

summary {
  cursor: pointer;
  padding: 23px 8px;
  font-weight: 600;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

summary::after {
  content: '＋';
  color: var(--green);
}

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

.permission-example {
  max-width: 700px;
  margin: 0 8px 24px;
}

.permission-example img {
  width: 100%;
  height: auto;
  border: 1px solid var(--gray);
  border-radius: 8px;
}

.permission-example figcaption {
  margin-top: 8px;
  font-size: 12px;
}

details p {
  padding: 0 8px 15px;
  font-size: 14px;
  max-width: 850px;
}

.usage-notes {
  padding-top: 30px;
  padding-bottom: 50px;
  border-top: 1px solid var(--gray);
}

.usage-notes h2 {
  font-size: 25px;
  margin-bottom: 24px;
}

.usage-notes h3 {
  font-size: 16px;
  margin-bottom: 12px;
}

.usage-notes p {
  font-size: 14px;
  margin-bottom: 0;
}

.disclaimer {
  font-size: 12px;
  padding-bottom: 65px;
}

.install-cta {
  padding-bottom: 65px;
  text-align: center;
}

.install-cta .button {
  width: 100%;
  max-width: 320px;
  justify-content: space-between;
  margin: 0;
}

.site-footer {
  border-top: 1px solid var(--gray);
  padding: 45px 0 20px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 35px;
}

.footer-inner p {
  font-size: 12px;
  margin: 15px 0;
}

.footer-links {
  display: flex;
  flex-direction: column;
  font-size: 12px;
  gap: 10px;
}

.footer-links a {
  color: #000;
}

.copyright {
  font-size: 10px;
  padding-top: 30px;
}

.mobile-only {
  display: none;
}

.policy {
  padding-top: 24px;
  padding-bottom: 90px;
}

.back-link {
  font-size: 12px;
  text-decoration: none;
}

.policy-heading {
  padding: 50px 0 25px;
}

.policy-heading h1 {
  font-size: 36px;
}

.policy-heading .small {
  margin-top: 25px;
}

.policy-summary {
  background: var(--tint);
  border-left: 3px solid var(--green);
  padding: 25px 30px;
  margin-bottom: 55px;
}

.policy-summary strong {
  color: var(--green);
}

.policy-summary p {
  margin: 10px 0 0;
  font-size: 14px;
}

.policy-layout {
  display: grid;
  grid-template-columns: 240px minmax(0,1fr);
  gap: 70px;
}

.policy-nav {
  align-self: start;
  position: sticky;
  top: 24px;
  font-size: 12px;
  display: flex;
  flex-direction: column;
  gap: 13px;
}

.policy-nav p {
  letter-spacing: .14em;
  font-weight: 700;
  margin-bottom: 5px;
}

.policy-nav a {
  color: #000;
  text-decoration: none;
}

.policy-content section {
  padding-bottom: 30px;
  margin-bottom: 30px;
  border-bottom: 1px solid var(--gray);
}

.policy-content h2 {
  font-size: 22px;
}

.policy-content p,.policy-content li {
  font-size: 14px;
  line-height: 2;
}

.policy-content ul {
  padding-left: 23px;
}

.table-scroll {
  overflow-x: auto;
  margin: 25px 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

caption {
  text-align: left;
  font-weight: 600;
  margin-bottom: 12px;
}

th,td {
  padding: 14px;
  border: 1px solid var(--gray);
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--tint);
}

td:first-child {
  width: 42%;
}

@media(max-width:768px) {
  .store-badge-mobile {
    display: block;
  }

  .store-badge + .small{
    margin: auto;
  }

  .download-action {
    display: none;
  }

  .wrap {
    width: calc(100% - 40px);
  }

  .site-header {
    min-height: 90px;
    gap: 14px;
    flex-wrap: wrap;
    padding-block: 16px;
  }

  .brand {
    font-size: 18px;
    gap: 9px;
  }

  .brand img {
    width: 30px;
  }

  .site-header nav {
    gap: 20px;
    font-size: 11px;
    width: 100%;
    justify-content: flex-end;
  }

  .hero {
    padding: 38px 0 55px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

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

  .hero-copy {
    text-align: center;
  }

  .hero h1 {
    font-size: clamp(28px,7.5vw,42px);
  }

  .lead {
    font-size: 14px;
  }

  .hero-visual {
    transform: none;
  }

  .hero-decoration {
    width: 650px;
    left: -460px;
    bottom: -100px;
  }

  .hero .eyebrow {
    font-size: 10px;
  }

  .button {
    font-size: 13px;
    padding: 14px 22px;
  }

  .small {
    font-size: 11px;
  }

  .intro {
    padding: 55px 0;
  }

  .intro h2,h2 {
    font-size: 25px;
  }

  .intro p:last-child {
    font-size: 13px;
    text-align: left;
  }

  .intro p br:not(.mobile-only) {
    display: none;
  }

  .mobile-only {
    display: block;
  }

  .section-heading {
    padding-top: 35px;
  }

  .section-heading h2 {
    margin-bottom: 35px;
  }

  .feature-row,.feature-row.reverse {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 55px;
  }

  .reverse .feature-copy {
    order: 0;
  }

  .feature-copy h3 {
    font-size: 24px;
  }

  .number {
    margin-bottom: 12px;
  }

  .feature-copy p {
    font-size: 14px;
  }

  .howto {
    padding: 50px 0;
  }

  .steps {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .steps li {
    padding: 15px 0 0 48px;
    position: relative;
  }

  .steps__number {
    position: absolute;
    left: 0;
    top: 15px;
    font-size: 23px;
  }

  .steps h3 {
    margin: 0 0 8px;
    font-size: 19px;
  }

  .privacy-note {
    padding: 50px 0;
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .privacy-note h2 {
    font-size: 23px;
  }

  .faq {
    padding: 50px 0;
  }

  summary {
    font-size: 14px;
    padding: 20px 0;
  }

  .usage-notes {
    padding-top: 25px;
    padding-bottom: 35px;
  }

  .usage-notes h2 {
    font-size: 23px;
  }

  .disclaimer {
    padding-bottom: 40px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 20px;
  }

  .site-footer {
    padding-top: 30px;
  }

  .policy {
    padding-bottom: 50px;
  }

  .policy-heading {
    padding: 35px 0 15px;
  }

  .policy-heading h1 {
    font-size: 27px;
  }

  .policy-heading p {
    font-size: 14px;
  }

  .policy-summary {
    padding: 20px;
    margin-bottom: 30px;
  }

  .policy-layout {
    grid-template-columns: 1fr;
    gap: 35px;
  }

  .policy-nav {
    position: static;
    border-bottom: 1px solid var(--gray);
    padding-bottom: 25px;
  }

  .policy-content h2 {
    font-size: 21px;
  }

  .policy-content section {
    padding-bottom: 20px;
    margin-bottom: 25px;
  }

  th,td {
    padding: 10px;
    font-size: 12px;
  }
}

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

/* Reading demonstration video */

.demo {
  padding-bottom: 80px;
  text-align: center;
}

.demo-video {
  max-width: 960px;
  margin: 28px auto 18px;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid var(--gray);
  border-radius: 12px;
  background: var(--black);
}

.demo-video iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}

@media (max-width: 768px) {
  .demo {
    padding-bottom: 45px;
  }

  .demo > p:not(.eyebrow):not(.small) {
    font-size: 14px;
  }

  .demo-video {
    margin-top: 22px;
    border-radius: 6px;
  }
}

/* Policy subheadings: body-sized bold text. */

.policy-content h3 {
  font-size: 14px;
  font-weight: 700;
  line-height: 2;
  margin-top: 24px;
  margin-bottom: 8px;
}