@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@500;700;800;900&family=Space+Grotesk:wght@500;700;800&display=swap");

:root {
  color-scheme: dark;
  --bg: #07090f;
  --panel: #0e121c;
  --panel-strong: #121724;
  --panel-soft: #0a1018;
  --line: #202838;
  --line-strong: #2a3549;
  --text: #f4f7fb;
  --muted: #a6afc0;
  --muted-strong: #c7ceda;
  --blue: #2d94ff;
  --blue-soft: #132947;
  --green: #04c97b;
  --green-soft: #003528;
  --pink: #f04aa4;
  --pink-soft: #35172a;
  --amber: #d6a01b;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
  --max-width: 1080px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 14% -12%, rgba(45, 148, 255, 0.14), transparent 24rem),
    radial-gradient(circle at 88% 10%, rgba(4, 201, 123, 0.1), transparent 22rem),
    linear-gradient(180deg, #090c13 0%, var(--bg) 52%, #05070c 100%);
  font-family: "Space Grotesk", "Noto Sans JP", system-ui, sans-serif;
  font-weight: 700;
  letter-spacing: 0;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

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

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

.page {
  width: min(100%, var(--max-width));
  margin: 0 auto;
  padding: 28px 18px 36px;
}

.privacy-page {
  padding-bottom: 48px;
}

.hero {
  display: grid;
  align-items: center;
  gap: 34px;
  min-height: calc(100vh - 64px);
  padding-bottom: 28px;
}

.hero-copy {
  display: grid;
  gap: 26px;
  align-content: center;
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  width: fit-content;
}

.brand-mark {
  width: 58px;
  aspect-ratio: 1;
  object-fit: contain;
}

.brand-lockup span {
  display: grid;
  gap: 2px;
}

.brand-lockup strong {
  color: #6fa9ff;
  font-size: 1.08rem;
  font-weight: 900;
  line-height: 1;
}

.brand-lockup small {
  color: var(--text);
  font-size: 0.86rem;
  font-weight: 900;
}

.hero-headline,
.section-heading {
  display: grid;
  gap: 14px;
}

.mode-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 800;
}

.mode-kicker span {
  color: var(--green);
}

h1,
h2,
h3 {
  color: var(--text);
  font-family: "Space Grotesk", "Noto Sans JP", system-ui, sans-serif;
  font-weight: 900;
  letter-spacing: 0;
}

h1 {
  max-width: 16ch;
  font-size: clamp(2.2rem, 6vw, 4.5rem);
  line-height: 1;
}

h2 {
  font-size: clamp(1.45rem, 3vw, 2.25rem);
  line-height: 1.08;
}

h3 {
  font-size: clamp(1.02rem, 1.45vw, 1.22rem);
  line-height: 1.16;
}

.lede {
  max-width: 36rem;
  color: var(--muted-strong);
  font-family: "Noto Sans JP", "Space Grotesk", system-ui, sans-serif;
  font-size: clamp(0.98rem, 1.45vw, 1.12rem);
  font-weight: 500;
  line-height: 1.6;
}

.release-card,
.showcase-panel,
.feature-card,
.loop-step,
.privacy-card,
.policy-section {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(18, 23, 36, 0.86);
}

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

.button-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 900;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    transform 160ms ease,
    color 160ms ease;
}

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

.button-link-primary {
  border-color: rgba(45, 148, 255, 0.4);
  background: linear-gradient(180deg, rgba(45, 148, 255, 0.24), rgba(13, 28, 52, 0.95));
  color: var(--text);
}

.button-link-primary:hover {
  border-color: rgba(45, 148, 255, 0.7);
  background: linear-gradient(180deg, rgba(45, 148, 255, 0.32), rgba(17, 35, 66, 0.95));
}

.button-link-secondary {
  background: rgba(14, 18, 28, 0.86);
  color: var(--muted-strong);
}

.button-link-secondary:hover {
  border-color: rgba(4, 201, 123, 0.5);
  color: var(--text);
}

.release-card {
  display: grid;
  gap: 10px;
  width: min(100%, 330px);
  padding: 16px;
  border-color: rgba(4, 201, 123, 0.28);
  background: linear-gradient(180deg, rgba(0, 74, 55, 0.72), rgba(0, 35, 32, 0.72));
}

.release-card h2 {
  font-size: clamp(1.28rem, 2.6vw, 1.72rem);
}

.home-banner-ad {
  display: flex;
  justify-content: center;
}

.notify-link {
  width: fit-content;
  color: #d7f6ea;
  font-family: "Noto Sans JP", "Space Grotesk", system-ui, sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1.45;
  text-decoration: underline;
  text-decoration-color: rgba(215, 246, 234, 0.42);
  text-underline-offset: 4px;
}

.notify-link:hover {
  color: var(--text);
  text-decoration-color: currentColor;
}

.showcase-panel {
  display: grid;
  gap: 16px;
  width: min(100%, 470px);
  margin: 0 auto;
  padding: 18px;
  background:
    linear-gradient(180deg, rgba(18, 23, 36, 0.94), rgba(10, 16, 24, 0.94)),
    var(--panel);
  box-shadow: var(--shadow);
}

.showcase-header {
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr);
  align-items: center;
  gap: 16px;
  padding-bottom: 2px;
}

.showcase-header img {
  width: 70px;
  aspect-ratio: 1;
  object-fit: contain;
}

.showcase-header h2 {
  margin-top: 6px;
}

.sample-card {
  display: grid;
  gap: 10px;
  justify-items: center;
  padding: 24px 18px;
  border: 1px solid rgba(45, 148, 255, 0.28);
  border-radius: 8px;
  background:
    radial-gradient(circle at 50% 38%, rgba(45, 148, 255, 0.18), transparent 12rem),
    var(--panel-soft);
  text-align: center;
}

.sample-label {
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.sample-card strong {
  font-family: "Noto Sans JP", "Space Grotesk", system-ui, sans-serif;
  font-size: clamp(3rem, 10vw, 5rem);
  font-weight: 900;
  line-height: 1;
}

.sample-card p,
.feature-card p,
.loop-step p {
  color: var(--muted-strong);
  font-family: "Noto Sans JP", "Space Grotesk", system-ui, sans-serif;
  font-size: 0.94rem;
  font-weight: 500;
  line-height: 1.55;
}

.showcase-grid,
.feature-grid,
.loop-steps {
  display: grid;
  gap: 12px;
}

.showcase-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.mini-feature {
  display: grid;
  gap: 7px;
  min-width: 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(14, 18, 28, 0.78);
}

.feature-mark {
  display: inline-grid;
  width: fit-content;
  min-height: 28px;
  place-items: center;
  padding: 0 9px;
  border-radius: 8px;
  font-size: 0.78rem;
  font-weight: 900;
}

.feature-mark.green {
  background: var(--green-soft);
  color: var(--green);
}

.feature-mark.blue {
  background: var(--blue-soft);
  color: var(--blue);
}

.feature-mark.pink {
  background: var(--pink-soft);
  color: var(--pink);
}

.mini-feature strong {
  color: var(--text);
  font-size: 0.96rem;
}

.mini-feature p {
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.35;
}

.practice-section,
.loop-section {
  margin-top: 46px;
}

.privacy-hero {
  display: grid;
  gap: 24px;
  padding: 12px 0 30px;
}

.privacy-card {
  display: grid;
  gap: 22px;
  padding: 22px;
  background:
    linear-gradient(180deg, rgba(18, 23, 36, 0.95), rgba(10, 16, 24, 0.95)),
    var(--panel);
  box-shadow: var(--shadow);
}

.privacy-card p,
.policy-list {
  color: var(--muted-strong);
  font-family: "Noto Sans JP", "Space Grotesk", system-ui, sans-serif;
  font-size: 0.97rem;
  font-weight: 500;
  line-height: 1.7;
}

.privacy-sections {
  display: grid;
  gap: 16px;
}

.policy-section {
  display: grid;
  gap: 12px;
  padding: 18px;
  background: rgba(14, 18, 28, 0.72);
}

.policy-section h2 {
  font-size: clamp(1.12rem, 2vw, 1.48rem);
}

.policy-list {
  margin: 0;
  padding-left: 1.2rem;
}

.inline-link {
  color: var(--blue);
}

.inline-link:hover,
.footer a:hover {
  color: #7fb7ff;
}

.section-heading {
  max-width: 620px;
  margin-bottom: 20px;
}

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

.feature-card {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 18px;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    transform 160ms ease;
}

.feature-card:hover,
.loop-step:hover {
  border-color: rgba(45, 148, 255, 0.52);
  background: #151d2b;
  transform: translateY(-2px);
}

.feature-card img {
  width: 82px;
  aspect-ratio: 1;
  object-fit: contain;
}

.loop-steps {
  grid-template-columns: 1fr;
}

.loop-step {
  display: grid;
  gap: 10px;
  padding: 18px;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    transform 160ms ease;
}

.loop-step span {
  display: grid;
  width: 34px;
  aspect-ratio: 1;
  place-items: center;
  border: 1px solid rgba(45, 148, 255, 0.48);
  border-radius: 8px;
  background: var(--blue-soft);
  color: var(--blue);
  font-size: 0.9rem;
  font-weight: 900;
}

.footer {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 30px 4px 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.footer a {
  width: fit-content;
  color: var(--blue);
}

@media (min-width: 720px) {
  .page {
    padding: 34px 24px 42px;
  }

  .hero {
    grid-template-columns: minmax(0, 0.95fr) minmax(390px, 0.8fr);
    gap: 48px;
  }

  .feature-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .loop-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .footer {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (max-width: 560px) {
  .hero {
    min-height: auto;
  }

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

  .mini-feature {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
  }

  .mini-feature p {
    grid-column: 2;
  }

  .feature-card {
    grid-template-columns: 70px minmax(0, 1fr);
    align-items: center;
  }

  .feature-card img {
    width: 70px;
  }

  .feature-card p {
    grid-column: 2;
  }
}

@media (max-width: 380px) {
  .page {
    padding-inline: 12px;
  }

  h1 {
    font-size: 2rem;
  }

  .showcase-header {
    grid-template-columns: 58px minmax(0, 1fr);
  }

  .showcase-header img {
    width: 58px;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}