:root {
  --bg: #f7fbff;
  --bg-warm: #fffaf2;
  --surface: rgba(255, 255, 255, 0.84);
  --surface-strong: #ffffff;
  --line: rgba(77, 102, 125, 0.13);
  --text: #32485b;
  --text-soft: #6a7d8f;
  --apple: #f5a164;
  --play: #79c8be;
  --shadow-l: 0 24px 54px rgba(89, 112, 136, 0.12);
  --shadow-m: 0 14px 32px rgba(89, 112, 136, 0.1);
  --radius-xl: 32px;
  --radius-l: 24px;
  --radius-m: 18px;
  --max: 1160px;
  --font-ui: "Kosugi Maru", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: var(--font-ui);
  background:
    radial-gradient(circle at top left, rgba(121, 200, 190, 0.18), transparent 28%),
    radial-gradient(circle at right 12% top 10%, rgba(245, 161, 100, 0.16), transparent 24%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-warm) 100%);
}

a {
  color: inherit;
  text-decoration: none;
}

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

.shell,
.site-header,
.site-footer {
  width: min(calc(100% - 28px), var(--max));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 14px;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 14px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-m);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand img {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  box-shadow: var(--shadow-m);
}

.brand__copy strong {
  display: block;
  font-size: 0.95rem;
}

.brand__copy span {
  display: block;
  margin-top: 3px;
  color: var(--text-soft);
  font-size: 0.82rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 18px;
}

.site-nav a {
  color: var(--text-soft);
  font-size: 0.9rem;
}

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

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.96fr);
  gap: 32px;
  align-items: center;
  padding-top: 72px;
}

.eyebrow,
.section-kicker,
.spotlight-card__label {
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  color: #69b9af;
  font-size: 0.76rem;
}

.hero__copy h1,
.section__head h2,
.link-panel h2 {
  margin: 0;
  line-height: 1.34;
}

.hero__copy h1 {
  font-size: clamp(2rem, 5vw, 3.8rem);
}

.hero__description,
.section__head p,
.link-panel p,
.feature-card__description,
.app-card__description {
  line-height: 1.95;
  color: var(--text-soft);
}

.hero__actions,
.hero__stats,
.hero__stage-grid,
.hero__stage-subgrid,
.feature-grid,
.catalog-grid,
.link-panel__actions,
.feature-card__actions,
.app-card__actions,
.feature-card__chips,
.app-card__chips,
.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero__actions {
  margin-top: 24px;
}

.hero__stats {
  margin-top: 24px;
}

.main-button,
.store-button,
.intro-link,
.tag-chip,
.filter-row button,
.link-panel__actions a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background-color 0.2s ease;
}

.main-button:hover,
.store-button:hover,
.intro-link:hover,
.tag-chip:hover,
.filter-row button:hover,
.link-panel__actions a:hover {
  transform: translateY(-2px);
}

.main-button--apple,
.store-button--apple {
  background: linear-gradient(135deg, #f8b57e 0%, var(--apple) 100%);
  color: #fff;
  box-shadow: 0 12px 28px rgba(245, 161, 100, 0.18);
}

.main-button--play,
.store-button--play {
  background: linear-gradient(135deg, #96ddd2 0%, var(--play) 100%);
  color: #fff;
  box-shadow: 0 12px 28px rgba(121, 200, 190, 0.18);
}

.intro-link,
.filter-row button,
.link-panel__actions a {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.76);
}

.hero__stats {
  gap: 14px;
}

.stat-pill {
  min-width: 120px;
  padding: 14px 16px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.68);
  box-shadow: var(--shadow-m);
}

.stat-pill span {
  display: block;
  color: var(--text-soft);
  font-size: 0.8rem;
}

.stat-pill strong {
  display: block;
  margin-top: 6px;
  font-size: 1.55rem;
}

.hero__stage {
  position: relative;
}

.hero__stage-grid {
  align-items: stretch;
}

.hero__stage-grid > div:first-child {
  flex: 1 1 52%;
}

.hero__stage-subgrid {
  flex: 1 1 42%;
  flex-direction: column;
}

.spotlight-card {
  display: grid;
  gap: 18px;
  height: 100%;
  padding: 22px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at top left, var(--wash), transparent 38%),
    rgba(255, 255, 255, 0.8);
  box-shadow: var(--shadow-l);
}

.spotlight-card__label {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--accent);
  font-size: 0.72rem;
}

.spotlight-card__body h3 {
  margin: 0;
  line-height: 1.45;
}

.spotlight-card__body p {
  margin: 8px 0 0;
  color: var(--text-soft);
  line-height: 1.8;
}

.icon-stack {
  position: relative;
  width: 88px;
  height: 88px;
}

.icon-stack img {
  position: absolute;
  width: 70px;
  height: 70px;
  border-radius: 22px;
  object-fit: cover;
  box-shadow: 0 10px 24px rgba(71, 95, 117, 0.16);
}

.icon-stack img:last-child {
  right: 0;
  bottom: 0;
}

.icon-stack img:first-child:only-child {
  inset: 9px;
}

.section {
  padding-top: 74px;
}

.section__head {
  max-width: 720px;
}

.feature-grid,
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 24px;
}

.feature-card,
.app-card,
.link-panel {
  border-radius: var(--radius-xl);
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at top left, var(--card-wash, rgba(245, 161, 100, 0.12)), transparent 38%),
    rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow-l);
}

.feature-card,
.app-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 22px;
  cursor: pointer;
}

.feature-card:focus-visible,
.app-card:focus-visible {
  outline: 2px solid var(--card-accent, var(--apple));
  outline-offset: 3px;
}

.feature-card__head,
.app-card__head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: center;
}

.feature-card__head-copy h3,
.app-card__head-copy h3 {
  margin: 0;
  line-height: 1.45;
}

.feature-card__platform,
.app-card__meta,
.app-card__tagline,
.feature-card__tagline {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.88rem;
}

.feature-card__platform {
  color: var(--card-accent, var(--apple));
}

.feature-card__description,
.app-card__description {
  margin: 0;
}

.feature-card__chips,
.app-card__chips {
  gap: 8px;
}

.tag-chip {
  min-height: 38px;
  padding: 0 14px;
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.74);
  color: var(--text);
  font-size: 0.8rem;
}

.feature-card__actions,
.app-card__actions {
  gap: 10px;
  margin-top: auto;
  padding-top: 6px;
}

.filter-row {
  margin-top: 24px;
}

.filter-row button {
  color: var(--text-soft);
  cursor: pointer;
}

.filter-row button.is-active {
  background: linear-gradient(135deg, #f8b57e 0%, var(--apple) 100%);
  border-color: transparent;
  color: #fff;
}

.filter-status {
  margin: 14px 0 0;
  color: var(--text-soft);
}

.link-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px;
}

.site-footer {
  padding: 42px 0 18px;
  color: var(--text-soft);
  font-size: 0.88rem;
}

@media (max-width: 980px) {
  .hero,
  .feature-grid,
  .catalog-grid,
  .link-panel {
    grid-template-columns: 1fr;
  }

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

  .hero__stage-grid {
    display: grid;
    grid-template-columns: 1fr;
  }

  .hero__stage-subgrid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature-grid,
  .catalog-grid {
    display: grid;
  }

  .link-panel {
    display: grid;
  }
}

@media (max-width: 720px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
    border-radius: 26px;
  }

  .site-nav {
    width: 100%;
    justify-content: space-between;
  }

  .hero {
    padding-top: 48px;
  }

  .feature-grid,
  .catalog-grid,
  .hero__stage-subgrid {
    grid-template-columns: 1fr;
  }

  .main-button,
  .store-button,
  .intro-link {
    width: 100%;
  }
}