@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Noto+Sans+JP:wght@400;500;700&display=swap');

:root {
  color-scheme: dark;
  --ink: #08151e;
  --surface: #0e212b;
  --surface-raised: #142e38;
  --text: #f3f5f0;
  --muted: #b0c1c5;
  --accent: #b5e8d7;
  --accent-strong: #8bd8c0;
  --line: #29414a;
  --shadow: 0 24px 80px rgb(0 0 0 / 24%);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background:
    radial-gradient(circle at 82% 8%, rgb(181 232 215 / 10%), transparent 28rem),
    radial-gradient(circle at 4% 38%, rgb(40 117 125 / 16%), transparent 26rem),
    var(--ink);
  font-family: 'DM Sans', 'Noto Sans JP', -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-underline-offset: 0.22em; }
a:hover { color: #d8f5e9; }

.page {
  width: min(1184px, calc(100% - 48px));
  margin: 0 auto;
  padding: 28px 0 72px;
}

.nav {
  min-height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 12px 18px;
  border: 1px solid rgb(255 255 255 / 9%);
  border-radius: 16px;
  background: rgb(11 27 36 / 88%);
  box-shadow: 0 18px 60px rgb(0 0 0 / 16%);
  backdrop-filter: blur(16px);
}

.brand a {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  text-decoration: none;
}

.brand-mark {
  width: 44px;
  height: 52px;
  display: block;
  object-fit: contain;
}

.brand-label {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.03em;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 18px 24px;
  font-size: 12px;
  letter-spacing: 0.02em;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
}

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

.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin-top: 22px;
  padding: clamp(52px, 8vw, 92px) clamp(24px, 7vw, 84px) clamp(46px, 7vw, 76px);
  border: 1px solid rgb(255 255 255 / 9%);
  border-radius: 26px;
  background: linear-gradient(140deg, #102a34 0%, #0b1b24 76%);
  box-shadow: var(--shadow);
}

.hero::after {
  content: '';
  position: absolute;
  z-index: -1;
  width: 24rem;
  height: 24rem;
  right: -10rem;
  top: -12rem;
  border-radius: 50%;
  background: rgb(181 232 215 / 14%);
  filter: blur(26px);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  line-height: 1.4;
  text-transform: uppercase;
}

h1, h2, h3 {
  margin: 0;
  color: var(--text);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1.18;
}

h1 { max-width: 14ch; font-size: clamp(38px, 6vw, 68px); }
h2 { font-size: clamp(23px, 3vw, 34px); }
h3 { font-size: 18px; }

.lead {
  max-width: 760px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(15px, 1.8vw, 18px);
  line-height: 1.85;
}

.meta {
  margin: 26px 0 0;
  color: #86a0a6;
  font-size: 12px;
  letter-spacing: 0.03em;
}

.card {
  margin-top: 22px;
  padding: clamp(24px, 5vw, 58px);
  border: 1px solid var(--line);
  border-radius: 26px;
  background: rgb(14 33 43 / 94%);
  box-shadow: var(--shadow);
}

.section-block {
  padding-top: 32px;
  border-top: 1px solid var(--line);
}

.section-block:first-child {
  padding-top: 0;
  border-top: 0;
}

.section-block + .section-block { margin-top: 34px; }

.section-list {
  margin: 18px 0 0;
  padding-left: 1.3em;
  color: var(--muted);
}

.section-list li + li { margin-top: 8px; }

.section-copy {
  margin: 16px 0 0;
  color: var(--muted);
}

code {
  padding: 0.15em 0.45em;
  border-radius: 6px;
  color: var(--accent);
  background: rgb(181 232 215 / 9%);
  font-size: 0.92em;
}

.contact-box {
  margin-top: 18px;
  padding: 18px 20px;
  border: 1px solid rgb(181 232 215 / 24%);
  border-radius: 16px;
  background: var(--surface-raised);
}

.contact-box p { margin: 0; color: var(--muted); }
.contact-box p + p { margin-top: 8px; }

.cta-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 11px 18px;
  border: 1px solid var(--accent);
  border-radius: 999px;
  color: #08151e;
  background: var(--accent);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}

.button:hover { color: #08151e; background: #d8f5e9; }

.button.secondary {
  color: var(--accent);
  background: transparent;
}

.button.secondary:hover { color: #08151e; background: var(--accent); }

.app-store-badge-link { display: inline-flex; line-height: 0; }

.app-store-badge {
  width: auto;
  height: 50px;
  display: block;
}

.footer {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  margin-top: 24px;
  padding: 24px 4px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
}

.footer a { color: var(--muted); }
.footer a:hover { color: var(--accent); }

/* Shared shell with the official homepage */
.header {
  height: 96px;
  position: relative;
  z-index: 5;
  border-bottom: 1px solid rgb(255 255 255 / 9%);
  background: var(--ink);
}

.nav-wrap {
  width: min(1320px, calc(100% - 72px));
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  margin: 0 auto;
}

.logo {
  width: 54px;
  display: block;
  flex-shrink: 0;
}

.logo img {
  width: 54px;
  height: 70px;
  display: block;
  object-fit: contain;
}

.header nav {
  display: flex;
  gap: 34px;
  margin-left: 60px;
}

.header nav a,
.language {
  color: #d1dddf;
  font-size: 12px;
}

.header nav a:hover,
.language:hover { color: var(--accent); }

.nav-actions {
  display: flex;
  align-items: center;
  gap: 27px;
}

.language {
  min-width: 36px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.store-badge {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  padding: 0;
  border: 0;
  border-radius: 8px;
  line-height: 0;
}

.store-badge img {
  width: auto;
  height: 54px;
  display: block;
  object-fit: contain;
}

.footer {
  width: min(1184px, calc(100% - 96px));
  margin: 0 auto;
  padding: 40px 0 28px;
  border-top: 0;
}

.footer-top {
  display: flex;
  align-items: center;
  gap: 30px;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--line);
}

.footer-top > p {
  margin: 0;
  color: var(--muted);
  font-family: 'DM Sans', sans-serif;
  font-size: 13px;
}

.footer nav {
  display: flex;
  gap: 26px;
  margin-left: auto;
  font-size: 11px;
}

.footer nav a { padding-block: 10px; }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: 22px;
  font-size: 9px;
}

.footer-bottom p { margin: 0; }
.footer-bottom p:last-child { max-width: 650px; text-align: right; }

@media (max-width: 760px) {
  .page { width: min(100% - 32px, 600px); padding-top: 16px; }
  .header { height: 84px; }
  .nav-wrap { width: calc(100% - 36px); gap: 10px; }
  .logo, .logo img { width: 43px; }
  .logo img { height: 56px; }
  .header nav { display: none; }
  .nav-actions { gap: 16px; }
  .language { font-size: 11px; }
  .store-badge img { height: 50px; }
  .hero { margin-top: 16px; border-radius: 22px; }
  .card { border-radius: 22px; }
  .footer { width: calc(100% - 40px); padding-top: 30px; }
  .footer-top { flex-wrap: wrap; gap: 20px; }
  .footer-top > p { font-size: 12px; }
  .footer nav { width: 100%; margin-left: 0; flex-wrap: wrap; gap: 22px; font-size: 10px; }
  .footer-bottom { flex-direction: column; gap: 12px; }
  .footer-bottom p:last-child { text-align: left; }
}

@media (prefers-reduced-motion: no-preference) {
  .hero, .card { animation: rise-in 500ms ease both; }
  .card { animation-delay: 70ms; }
}

@keyframes rise-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}