:root {
  color: #333333;
  background: #f9fafb;
  font-family:
    "Noto Sans JP",
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  line-height: 1.75;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100svh;
  background:
    linear-gradient(135deg, rgba(255, 209, 196, 0.56), transparent 34%),
    linear-gradient(315deg, rgba(129, 199, 132, 0.28), transparent 38%),
    #f9fafb;
}

.page,
.document {
  width: min(100% - 40px, 920px);
  margin: 0 auto;
}

.hero {
  width: min(100% - 40px, 920px);
  margin: 0 auto;
  min-height: 86svh;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 360px);
  align-items: center;
  gap: 48px;
  padding: 40px 0;
}

.hero-copy {
  display: grid;
  gap: 28px;
}

.brand-mark {
  margin: 0;
  width: fit-content;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #333333;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.2;
}

.brand-mark img {
  width: 48px;
  height: 48px;
  display: block;
  border-radius: 14px;
  box-shadow: 0 10px 26px rgba(51, 51, 51, 0.08);
}

.eyebrow,
.section-kicker {
  margin: 0;
  width: fit-content;
  color: #ff8a65;
  font-size: 0.8125rem;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0;
}

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

h1 {
  max-width: 820px;
  font-size: clamp(2.625rem, 7vw, 5.5rem);
  line-height: 1.08;
  letter-spacing: 0;
}

.lead {
  max-width: 620px;
  color: #666666;
  font-size: 1.125rem;
  line-height: 1.9;
}

a {
  color: #333333;
  font-weight: 700;
  text-decoration: none;
}

.section {
  padding: 88px 0;
}

.hero + .section {
  padding-top: 32px;
}

.section-heading {
  display: grid;
  gap: 18px;
  margin-bottom: 32px;
}

.section h2 {
  max-width: 720px;
  font-size: clamp(2rem, 5vw, 3.75rem);
  line-height: 1.12;
  letter-spacing: 0;
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.feature-item {
  min-height: 220px;
  display: grid;
  align-content: start;
  gap: 16px;
  padding: 24px;
  border: 1px solid #eaeaea;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 16px 40px rgba(51, 51, 51, 0.05);
}

.feature-number {
  color: #ff8a65;
  font-size: 0.8125rem;
  font-weight: 700;
}

.feature-item h3,
.screen-item h3 {
  color: #333333;
  font-size: 1.25rem;
  line-height: 1.45;
  letter-spacing: 0;
}

.feature-item p,
.screen-item p {
  color: #666666;
}

.screen-section {
  padding-top: 40px;
}

.screen-list {
  display: grid;
  gap: 18px;
}

.screen-item {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  align-items: center;
  gap: 24px;
  padding: 18px;
  border: 1px solid #eaeaea;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.72);
}

.screen-item picture,
.screen-item img {
  width: 96px;
  height: auto;
  display: block;
}

.screen-item img {
  border-radius: 14px;
  box-shadow: 0 10px 26px rgba(51, 51, 51, 0.1);
}

.screen-item div {
  display: grid;
  gap: 8px;
}

.support-section {
  padding-top: 40px;
  padding-bottom: 96px;
}

.support-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
  color: #666666;
}

.support-links a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 10px 16px;
  border: 1px solid #eaeaea;
  border-radius: 999px;
  background: #ffffff;
}

.screenshot-showcase {
  position: relative;
  display: grid;
  justify-items: center;
  gap: 16px;
}

.screenshot-track {
  width: min(100%, 250px);
  aspect-ratio: 520 / 1131;
  display: flex;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  border-radius: 24px;
  box-shadow: 0 28px 64px rgba(51, 51, 51, 0.14);
  cursor: grab;
  touch-action: pan-x;
}

.screenshot-track.is-dragging {
  cursor: grabbing;
  scroll-snap-type: none;
}

.screenshot-track::-webkit-scrollbar {
  display: none;
}

.screenshot-slide {
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
  display: block;
  scroll-snap-align: center;
  background: #ffffff;
}

.screenshot-slide img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.carousel-control {
  position: absolute;
  top: 50%;
  z-index: 1;
  width: 44px;
  height: 44px;
  display: inline-grid;
  place-items: center;
  border: 1px solid rgba(234, 234, 234, 0.95);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
  color: #333333;
  font: inherit;
  font-size: 1.75rem;
  line-height: 1;
  box-shadow: 0 12px 32px rgba(51, 51, 51, 0.1);
  cursor: pointer;
  transform: translateY(-50%);
  transition:
    background-color 160ms ease,
    border-color 160ms ease,
    transform 160ms ease;
}

.carousel-control:hover {
  border-color: #ffd1c4;
  background: #ffffff;
}

.carousel-control:focus-visible,
.carousel-dot:focus-visible {
  outline: 3px solid rgba(100, 181, 246, 0.35);
  outline-offset: 3px;
}

.carousel-control:active {
  transform: translateY(-50%) scale(0.98);
}

.carousel-control.is-prev {
  left: -10px;
}

.carousel-control.is-next {
  right: -10px;
}

.carousel-dots {
  display: flex;
  gap: 8px;
  align-items: center;
  justify-content: center;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: #d9d9d9;
  cursor: pointer;
  transition:
    background-color 160ms ease,
    width 160ms ease;
}

.carousel-dot.is-active {
  width: 24px;
  background: #ff8a65;
}

.document {
  padding: 56px 0 88px;
}

.legal-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
}

.legal-nav a {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  padding: 8px 13px;
  border: 1px solid #eaeaea;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: #666666;
  font-size: 0.875rem;
  line-height: 1.4;
  text-decoration: none;
}

.legal-nav a[aria-current="page"] {
  border-color: #ffd1c4;
  color: #333333;
  background: #ffffff;
}

.document h1 {
  margin-top: 8px;
  margin-bottom: 8px;
  font-size: clamp(2rem, 5vw, 3.25rem);
}

.document h2 {
  margin-top: 40px;
  margin-bottom: 12px;
  font-size: 1.35rem;
  line-height: 1.45;
}

.document p + p,
.document ul + p {
  margin-top: 16px;
}

.updated,
.document li {
  color: #666666;
}

.document ul {
  margin: 12px 0 0;
  padding-left: 1.4em;
}

.document a {
  text-decoration: underline;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.25em;
}

.document .legal-nav a {
  text-decoration: none;
}

.contact {
  font-weight: 700;
}

.legal-table {
  display: grid;
  gap: 12px;
  margin: 32px 0 0;
}

.legal-table div {
  display: grid;
  grid-template-columns: minmax(160px, 0.34fr) minmax(0, 1fr);
  gap: 16px;
  padding: 18px;
  border: 1px solid #eaeaea;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.72);
}

.legal-table dt,
.legal-table dd {
  margin: 0;
}

.legal-table dt {
  color: #333333;
  font-weight: 700;
}

.legal-table dd {
  color: #666666;
}

@media (max-width: 560px) {
  .page,
  .document {
    width: min(100% - 28px, 840px);
  }

  .hero {
    width: min(100% - 28px, 840px);
    grid-template-columns: 1fr;
    gap: 22px;
    padding: 32px 0;
  }

  .hero-copy {
    gap: 22px;
  }

  h1 {
    font-size: clamp(2.15rem, 10vw, 3.25rem);
  }

  .lead {
    font-size: 1rem;
  }

  .screenshot-showcase {
    margin-top: 10px;
  }

  .screenshot-track {
    width: min(100%, 160px);
    border-radius: 20px;
  }

  .carousel-control {
    width: 40px;
    height: 40px;
    font-size: 1.5rem;
  }

  .carousel-control.is-prev {
    left: -8px;
  }

  .carousel-control.is-next {
    right: -8px;
  }

  .section {
    padding: 56px 0;
  }

  .section-heading {
    gap: 14px;
    margin-bottom: 24px;
  }

  .feature-list {
    grid-template-columns: 1fr;
  }

  .feature-item {
    min-height: auto;
    padding: 20px;
    border-radius: 20px;
  }

  .screen-section,
  .support-section {
    padding-top: 24px;
  }

  .screen-item {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 16px;
    padding: 14px;
    border-radius: 20px;
  }

  .screen-item picture,
  .screen-item img {
    width: 76px;
  }

  .screen-item img {
    border-radius: 12px;
  }

  .support-links {
    align-items: stretch;
    flex-direction: column;
  }

  .support-links a {
    justify-content: center;
  }

  .legal-table div {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 16px;
    border-radius: 16px;
  }
}