:root {
  color-scheme: dark;
  --navy: #131A34;
  --charcoal: #2F2F2F;
  --gray: #F5F5F5;
  --lime: #ADFF00;
  --muted: #B7BBCB;
  --line: rgb(245 245 245 / 14%);
  --line-dark: rgb(19 26 52 / 14%);
  --content: 1160px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 92px; }
body {
  margin: 0;
  background: var(--navy);
  color: var(--gray);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Hiragino Sans", "Noto Sans JP", sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: var(--lime); text-underline-offset: .22em; }
a:hover { color: var(--gray); }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--lime); outline-offset: 4px; }
.site-header { position: relative; z-index: 5; border-bottom: 1px solid var(--line); background: rgb(19 26 52 / 94%); }
.nav-wrap { width: min(var(--content), calc(100% - 64px)); min-height: 78px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; flex: 0 0 auto; align-items: center; gap: 11px; color: var(--gray); text-decoration: none; font-size: 16px; font-weight: 750; letter-spacing: -.3px; }
.brand img { width: 34px; height: 34px; border-radius: 10px; }
.site-nav { display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; gap: 6px; }
.site-nav a { padding: 9px 13px; border-radius: 6px; color: var(--muted); text-decoration: none; font-size: 12px; font-weight: 600; white-space: nowrap; }
.site-nav a:hover, .site-nav a[aria-current="page"] { background: rgb(245 245 245 / 8%); color: var(--gray); }
.site-nav a[aria-current="page"]::after { content: ""; display: block; width: 16px; height: 2px; margin: 4px auto -6px; background: var(--lime); }
.container { width: min(var(--content), calc(100% - 64px)); margin-inline: auto; }
.hero { min-height: 620px; display: grid; grid-template-columns: 1.02fr .98fr; align-items: center; gap: 32px; padding-block: 55px 66px; }
.hero-copy { position: relative; z-index: 1; max-width: 580px; }
.kicker { display: flex; align-items: center; gap: 10px; margin: 0 0 22px; color: var(--lime); font-size: 10px; font-weight: 800; letter-spacing: .2em; text-transform: uppercase; }
.kicker::before { content: ""; width: 22px; height: 2px; background: var(--lime); }
h1, h2, h3, p { text-wrap: pretty; }
.hero h1 { max-width: 620px; margin: 0; font-size: clamp(42px, 5.4vw, 70px); line-height: 1.23; letter-spacing: -.065em; font-weight: 750; }
.hero h1 em { color: var(--lime); font-style: normal; }
.hero-lead { max-width: 510px; margin: 22px 0 0; color: var(--muted); font-size: 15px; line-height: 2; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 19px; }
.hero-meta span { padding: 5px 10px; border: 1px solid var(--line); border-radius: 3px; color: #D4D6E0; font-size: 10px; letter-spacing: .05em; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 15px; margin-top: 25px; }
.app-store-badge { display: inline-flex; align-items: center; min-height: 64px; padding: 4px 8px; border-radius: 9px; transition: transform .18s ease; }
.app-store-badge:hover { transform: translateY(-2px); }
.app-store-badge img { width: auto; height: 56px; }
.text-link { color: var(--gray); font-size: 12px; font-weight: 650; }
.text-link span { margin-left: 5px; color: var(--lime); }
.hero-note { margin: 9px 0 0; color: #8E94AA; font-size: 10px; }
.hero-art { position: relative; width: min(100%, 560px); height: 550px; justify-self: end; isolation: isolate; }
.art-glow { position: absolute; inset: 12% 9%; z-index: -2; border-radius: 50%; background: radial-gradient(ellipse, rgb(173 255 0 / 12%), transparent 68%); filter: blur(15px); }
.art-grid { position: absolute; inset: 10% 2% 8% 8%; z-index: -1; border: 1px solid rgb(245 245 245 / 11%); border-radius: 50%; background-image: linear-gradient(rgb(245 245 245 / 4%) 1px, transparent 1px), linear-gradient(90deg, rgb(245 245 245 / 4%) 1px, transparent 1px); background-size: 36px 36px; mask-image: radial-gradient(ellipse, black 20%, transparent 75%); }
.device { position: absolute; overflow: hidden; padding: 7px; border: 1px solid rgb(245 245 245 / 28%); border-radius: 25px; background: #101217; box-shadow: 0 28px 65px rgb(0 0 0 / 42%); }
.device img { width: 100%; height: auto; border-radius: 18px; }
.device-chat { z-index: 3; top: 30px; right: 27%; width: 226px; transform: rotate(3deg); }
.device-genui { z-index: 2; top: 113px; left: 3%; width: 185px; transform: rotate(-8deg); }
.device-list { z-index: 1; top: 132px; right: 0; width: 173px; transform: rotate(8deg); }
.art-caption { position: absolute; right: 2%; bottom: 6%; display: flex; align-items: center; gap: 9px; color: #ADB2C4; font-size: 9px; letter-spacing: .14em; }
.art-caption::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 16px var(--lime); }
.section { padding-block: 84px; border-top: 1px solid var(--line); }
.section-heading { max-width: 650px; margin-bottom: 34px; }
.section-heading .kicker { margin-bottom: 13px; }
.section-heading h2 { margin: 0; font-size: clamp(28px, 4vw, 42px); line-height: 1.35; letter-spacing: -.045em; }
.section-heading p { margin: 12px 0 0; color: var(--muted); font-size: 14px; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.feature { min-height: 214px; padding: 23px; border: 1px solid var(--line); border-radius: 7px; background: linear-gradient(145deg, rgb(47 47 47 / 92%), rgb(47 47 47 / 52%)); }
.feature-no { display: inline-block; margin-bottom: 27px; color: var(--lime); font-size: 11px; font-weight: 750; letter-spacing: .12em; }
.feature h3 { margin: 0 0 9px; font-size: 17px; letter-spacing: -.02em; }
.feature p { margin: 0; color: #B9BCC8; font-size: 12px; line-height: 1.8; }
.gallery-section { padding-top: 72px; }
.gallery { display: grid; grid-template-columns: 1.12fr .88fr; align-items: center; gap: 54px; padding: 30px; border-radius: 9px; background: var(--charcoal); overflow: hidden; }
.gallery-copy h2 { margin: 0; font-size: clamp(26px, 3.6vw, 40px); line-height: 1.35; letter-spacing: -.04em; }
.gallery-copy p { margin: 14px 0 0; color: #CFD0D5; font-size: 13px; }
.gallery-copy ul { display: grid; gap: 10px; margin: 21px 0 0; padding: 0; list-style: none; color: var(--gray); font-size: 12px; }
.gallery-copy li { display: flex; gap: 10px; }
.gallery-copy li::before { content: "↗"; color: var(--lime); }
.ipad-frame { width: 100%; padding: 8px; border: 1px solid rgb(245 245 245 / 20%); border-radius: 13px; background: #151515; box-shadow: 0 22px 50px rgb(0 0 0 / 25%); transform: rotate(1.3deg); }
.ipad-frame img { width: 100%; border-radius: 7px; }
.principles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 26px; border: 1px solid var(--line); background: var(--line); }
.principle { padding: 23px; background: var(--navy); }
.principle b { display: block; margin-bottom: 8px; color: var(--gray); font-size: 13px; }
.principle p { margin: 0; color: var(--muted); font-size: 11px; }
.cta-panel { display: flex; align-items: center; justify-content: space-between; gap: 25px; padding: 28px 32px; border-radius: 7px; background: var(--lime); color: var(--navy); }
.cta-panel h2 { margin: 0; font-size: clamp(22px, 3vw, 32px); line-height: 1.4; letter-spacing: -.04em; }
.cta-panel p { margin: 4px 0 0; font-size: 12px; }
.cta-panel .app-store-badge { flex: 0 0 auto; border: 1px solid rgb(19 26 52 / 24%); background: var(--navy); }
.site-footer { margin-top: 80px; padding-block: 30px 34px; border-top: 1px solid var(--line); color: #959BAF; font-size: 11px; }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 19px; }
.footer-links a { color: #CFD1DC; text-decoration: none; }
.footer-links a:hover { color: var(--lime); }
.footer-note { margin-block: 15px 0; }
.subpage-hero { padding: 55px 0 37px; border-bottom: 1px solid var(--line); }
.subpage-hero h1 { margin: 0; font-size: clamp(33px, 5vw, 54px); line-height: 1.25; letter-spacing: -.055em; }
.subpage-hero p { max-width: 690px; margin: 14px 0 0; color: var(--muted); font-size: 13px; }
.subpage-hero .kicker { margin-bottom: 13px; }
.policy-links { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.policy-links a { padding: 6px 11px; border: 1px solid var(--line); border-radius: 4px; color: var(--gray); text-decoration: none; font-size: 11px; }
.policy-links a:hover { border-color: var(--lime); color: var(--lime); }
.policy-summary { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin: 27px 0 34px; border: 1px solid var(--line); background: var(--line); }
.policy-summary div { padding: 17px 19px; background: var(--charcoal); }
.policy-summary b { display: block; color: var(--lime); font-size: 11px; }
.policy-summary span { display: block; margin-top: 4px; color: #D4D5DA; font-size: 11px; }
.legal-document { max-width: 900px; }
.card, .lang-block { margin: 0 0 16px; padding: clamp(22px, 4vw, 42px); border: 1px solid var(--line); border-radius: 7px; background: rgb(47 47 47 / 76%); }
.lang-label { display: inline-flex; margin: 0 0 14px; padding: 4px 8px; border-radius: 3px; background: var(--lime); color: var(--navy); font-size: 10px; font-weight: 800; letter-spacing: .08em; }
.card h2 { margin: 28px 0 8px; font-size: 18px; line-height: 1.5; }
.card h2:first-of-type { margin-top: 25px; }
.card h3 { margin: 24px 0 8px; font-size: 15px; }
.card p, .card li { color: #E2E2E4; font-size: 13px; line-height: 1.9; }
.card p { margin: 10px 0; }
.card ul { padding-left: 20px; }
.card li + li { margin-top: 5px; }
.lang-block + .lang-block { margin-top: 18px; padding-top: clamp(22px, 4vw, 42px); border-top: 1px solid var(--line); }
.support-grid { display: grid; grid-template-columns: .88fr 1.12fr; align-items: start; gap: 14px; padding-top: 28px; }
.support-card { padding: 25px; border: 1px solid var(--line); border-radius: 7px; background: var(--charcoal); }
.support-card h2 { margin: 0 0 12px; font-size: 19px; }
.support-card > p { margin: 0 0 14px; color: #CFD0D5; font-size: 12px; }
.issue-actions { display: grid; gap: 9px; margin-top: 21px; }
.issue-button { display: flex; justify-content: space-between; align-items: center; gap: 10px; min-height: 48px; padding: 11px 14px; border-radius: 4px; background: var(--lime); color: var(--navy); text-decoration: none; font-size: 12px; font-weight: 750; }
.issue-button.secondary { border: 1px solid var(--line); background: transparent; color: var(--gray); }
.issue-button:hover { background: var(--gray); color: var(--navy); }
.issue-button.secondary:hover { border-color: var(--lime); background: transparent; color: var(--lime); }
.issue-button span { font-size: 18px; }
.support-grid + .support-card { margin-top: 14px; }
.support-list { display: grid; gap: 1px; margin: 19px 0 0; padding: 0; list-style: none; background: var(--line); border: 1px solid var(--line); }
.support-list li { padding: 13px 14px; background: var(--navy); color: #DFE0E5; font-size: 11px; line-height: 1.75; }
.faq-list { display: grid; gap: 9px; }
.faq-item { padding: 17px 18px; border-radius: 5px; background: var(--gray); color: var(--navy); }
.faq-item h3 { margin: 0 0 5px; font-size: 14px; }
.faq-item p { margin: 0; color: #3F424A; font-size: 11px; line-height: 1.8; }
.safe-note { margin-top: 14px; padding: 13px 15px; border-left: 3px solid var(--lime); color: #CFD0D5; font-size: 11px; }
@media (max-width: 900px) {
  .hero { min-height: 550px; gap: 6px; }
  .hero-art { transform: scale(.9); transform-origin: center right; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery { gap: 28px; }
}
@media (max-width: 680px) {
  .nav-wrap, .container { width: min(100% - 36px, var(--content)); }
  .nav-wrap { min-height: 66px; gap: 10px; }
  .brand { gap: 8px; font-size: 13px; }
  .brand img { width: 30px; height: 30px; }
  .site-nav { gap: 0; }
  .site-nav a { padding: 8px 7px; font-size: 10px; }
  .site-nav a[aria-current="page"]::after { margin-bottom: -5px; }
  .hero { min-height: 0; grid-template-columns: 1fr; gap: 0; padding-block: 43px 26px; }
  .hero h1 { max-width: 520px; font-size: clamp(39px, 10vw, 57px); }
  .hero-lead { max-width: 520px; margin-top: 16px; font-size: 13px; }
  .hero-meta { margin-top: 13px; }
  .hero-actions { gap: 8px 15px; margin-top: 17px; }
  .app-store-badge { min-height: 58px; padding: 3px 6px; }
  .app-store-badge img { height: 50px; }
  .hero-art { justify-self: center; width: min(100%, 450px); height: 380px; margin-top: 0; transform: none; }
  .device-chat { top: 13px; right: 30%; width: 172px; }
  .device-genui { top: 64px; left: 5%; width: 142px; }
  .device-list { top: 77px; right: 4px; width: 132px; }
  .art-caption { bottom: 1%; }
  .section { padding-block: 56px; }
  .section-heading { margin-bottom: 23px; }
  .feature { min-height: 190px; padding: 17px; }
  .feature-no { margin-bottom: 21px; }
  .gallery-section { padding-top: 44px; }
  .gallery { grid-template-columns: 1fr; gap: 22px; padding: 21px; }
  .ipad-frame { max-width: 520px; justify-self: center; }
  .principles { grid-template-columns: 1fr; }
  .principle { padding: 17px 19px; }
  .cta-panel { align-items: flex-start; flex-direction: column; padding: 21px; }
  .cta-panel .app-store-badge { align-self: flex-start; }
  .site-footer { margin-top: 53px; }
  .footer-inner { align-items: flex-start; flex-direction: column; }
  .subpage-hero { padding: 39px 0 28px; }
  .policy-summary { grid-template-columns: 1fr; }
  .policy-summary div { padding: 12px 15px; }
  .policy-summary b, .policy-summary span { display: inline; }
  .policy-summary span { margin-left: 8px; }
  .support-grid { grid-template-columns: 1fr; padding-top: 20px; }
}
@media (max-width: 390px) {
  .nav-wrap, .container { width: calc(100% - 28px); }
  .site-nav a { padding-inline: 5px; font-size: 9px; }
  .brand { font-size: 12px; }
  .hero-art { height: 325px; }
  .device-chat { width: 153px; right: 29%; }
  .device-genui { width: 122px; left: 4%; }
  .device-list { right: 4px; width: 114px; }
  .feature-grid { gap: 8px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}
.english-intro {
  margin-top: -28px;
  margin-bottom: 72px;
  padding: 24px 27px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--charcoal);
}
.english-intro .kicker { margin-bottom: 8px; }
.english-intro h2 { margin: 0; font-size: 21px; line-height: 1.4; letter-spacing: -.03em; }
.english-intro > p:last-child { max-width: 780px; margin: 9px 0 0; color: #D0D1D7; font-size: 12px; }
@media (max-width: 680px) {
  .english-intro { margin-top: 0; margin-bottom: 44px; padding: 19px; }
  .english-intro h2 { font-size: 18px; }
}
figure { margin: 0; }
@media (max-width: 680px) { .site-nav a { font-size: 11px; } }
@media (max-width: 390px) { .site-nav a { padding-inline: 4px; font-size: 10px; } }
body { overflow-x: clip; }