:root {
  color-scheme: dark;
  --bg: #05080d;
  --surface: #0c131d;
  --surface-2: #101a25;
  --text: #f3f5f7;
  --muted: #89949f;
  --line: rgba(255,255,255,.1);
  --blue: #189be7;
  --blue-light: #58c2f5;
  --gold: #b69a4d;
  --gold-light: #e0ca82;
  --green: #55e3a0;
  --radius: 20px;
}

* { box-sizing: border-box; }
html { width: 100%; max-width: 100%; overflow-x: hidden; scroll-behavior: smooth; scroll-padding-top: 76px; touch-action: pan-y; }
body {
  width: 100%; max-width: 100%; min-width: 0; margin: 0; overflow-x: hidden;
  padding: 0 0 calc(76px + env(safe-area-inset-bottom));
  background: var(--bg); color: var(--text);
  font-family: Inter, "Noto Sans JP", "Yu Gothic UI", "Hiragino Kaku Gothic ProN", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased; -webkit-text-size-adjust: 100%;
}
body::before { position: fixed; z-index: -2; inset: 0; background-image: linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px); background-size: 54px 54px; content: ""; mask-image: linear-gradient(to bottom, black, transparent 75%); pointer-events: none; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
p, h1, h2, h3, blockquote { margin-top: 0; }
a:focus-visible { outline: 2px solid var(--blue-light); outline-offset: 3px; }

.skip-link { position: fixed; z-index: 1000; top: 8px; left: 8px; padding: 9px 13px; border-radius: 8px; background: white; color: #05080d; transform: translateY(-150%); }
.skip-link:focus { transform: translateY(0); }

.mobile-header {
  position: fixed; z-index: 100; top: 0; right: 0; left: 0;
  display: flex; align-items: center; justify-content: space-between;
  height: calc(62px + env(safe-area-inset-top));
  padding: env(safe-area-inset-top) 16px 0;
  border-bottom: 1px solid var(--line); background: rgba(5,8,13,.9); backdrop-filter: blur(18px);
}
.mobile-brand { display: flex; align-items: center; gap: 9px; }
.mobile-brand img { width: 32px; height: 32px; object-fit: contain; }
.mobile-brand span { display: flex; flex-direction: column; font-family: Georgia, serif; font-size: 17px; font-weight: 700; line-height: 1; }
.mobile-brand small { margin-top: 4px; color: var(--gold-light); font-family: Inter, system-ui, sans-serif; font-size: 6px; letter-spacing: .12em; }
.header-join { padding: 9px 11px; border: 1px solid rgba(88,194,245,.25); border-radius: 10px; background: rgba(24,155,231,.08); font-size: 10px; font-weight: 750; }

.mobile-hero {
  position: relative; display: flex; overflow: hidden; flex-direction: column; align-items: center;
  width: 100%; min-height: 100svh; padding: calc(94px + env(safe-area-inset-top)) 20px 78px; text-align: center;
}
.hero-light { position: absolute; z-index: -1; top: 3%; left: 50%; width: 470px; height: 470px; border-radius: 50%; background: radial-gradient(circle, rgba(9,104,188,.2), transparent 68%); transform: translateX(-50%); }
.hero-emblem { display: grid; place-items: center; width: 158px; height: 158px; margin: 2px auto 26px; }
.emblem-ring { display: grid; place-items: center; width: 150px; height: 150px; border: 1px solid rgba(88,194,245,.17); border-radius: 50%; background: radial-gradient(circle, rgba(24,155,231,.1), transparent 64%); }
.emblem-ring img { width: 122px; height: 122px; object-fit: contain; filter: drop-shadow(0 17px 22px rgba(0,0,0,.42)); }
.eyebrow, .section-kicker { color: var(--blue-light); font-size: 8px; font-weight: 800; letter-spacing: .18em; }
h1, h2 { font-family: Georgia, "Times New Roman", "Yu Mincho", serif; font-weight: 500; letter-spacing: -.045em; line-height: 1.08; }
h1 { margin: 19px 0 22px; font-size: clamp(45px, 13vw, 58px); }
h1 em, h2 em { background: linear-gradient(100deg, #f1f4f6, var(--blue-light) 62%, var(--gold-light)); -webkit-background-clip: text; background-clip: text; color: transparent; font-style: normal; }
.hero-lead { margin-bottom: 28px; color: #a5aeb7; font-size: 13px; line-height: 1.9; }
.primary-button { display: flex; align-items: center; justify-content: center; gap: 22px; width: 100%; max-width: 350px; min-height: 52px; padding: 0 20px; border-radius: 13px; background: linear-gradient(120deg, #0868bc, var(--blue)); box-shadow: 0 13px 33px rgba(8,104,188,.24), inset 0 1px rgba(255,255,255,.18); font-size: 12px; font-weight: 750; }
.text-link { margin-top: 20px; color: #69747f; font-size: 9px; }

.mobile-section { width: 100%; padding: 82px 20px; border-top: 1px solid var(--line); }
.section-label { display: flex; align-items: center; justify-content: space-between; margin-bottom: 47px; }
.section-label span { color: var(--gold-light); font-family: Georgia, serif; font-size: 12px; }
.section-label p { margin: 0; color: #4f5a65; font-size: 7px; font-weight: 750; letter-spacing: .18em; }
.section-heading { margin-bottom: 36px; }
.section-heading h2 { margin: 16px 0 20px; font-size: clamp(41px, 11.4vw, 52px); }
.section-heading > p:last-child { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.9; }

.card-stack, .tool-stack { display: grid; gap: 12px; }
.feature-card, .tool-card {
  position: relative; overflow: hidden; width: 100%; min-width: 0;
  padding: 24px; border: 1px solid var(--line); border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(24,155,231,.035), transparent 48%), rgba(12,19,29,.84);
}
.feature-card { display: flex; flex-direction: column; min-height: 290px; }
.card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 38px; }
.card-top span { color: var(--gold-light); font-family: Georgia, serif; font-size: 11px; }
.card-top small { color: #5d6873; font-size: 7px; font-weight: 800; letter-spacing: .15em; }
.simple-icon, .tool-icon { display: grid; place-items: center; width: 64px; height: 64px; margin-bottom: 29px; border: 1px solid rgba(88,194,245,.22); border-radius: 18px; background: rgba(24,155,231,.055); color: var(--blue-light); font-family: Georgia, serif; font-size: 25px; }
.feature-card h3, .tool-card h3 { margin: auto 0 11px; font-family: Georgia, "Yu Mincho", serif; font-size: 23px; font-weight: 500; letter-spacing: -.03em; }
.feature-card p, .tool-card > p { margin: 0; color: #818c97; font-size: 10px; line-height: 1.9; }
.pixel-icon { display: grid; grid-template-columns: repeat(2, 25px); gap: 3px; width: fit-content; margin-bottom: 29px; transform: rotate(-6deg); }
.pixel-icon i { width: 25px; height: 25px; background: var(--blue); box-shadow: inset -5px -5px rgba(0,0,0,.15); }
.pixel-icon i:nth-child(2), .pixel-icon i:nth-child(3) { background: var(--gold); }
.voice-bars { display: flex; align-items: end; justify-content: center; gap: 4px; padding-bottom: 19px; }
.voice-bars i { width: 4px; border-radius: 3px; background: var(--blue-light); }
.voice-bars i:nth-child(1) { height: 12px; }.voice-bars i:nth-child(2) { height: 24px; }.voice-bars i:nth-child(3) { height: 30px; }.voice-bars i:nth-child(4) { height: 18px; }
.gold-icon { border-color: rgba(224,202,130,.24); background: rgba(182,154,77,.05); color: var(--gold-light); }
.coin-card { min-height: 320px; background: radial-gradient(circle at 18% 42%, rgba(182,154,77,.12), transparent 32%), linear-gradient(135deg, #12140f, #0b1118); }
.coin-card > img { width: 88px; height: 88px; margin-bottom: 28px; object-fit: contain; filter: drop-shadow(0 16px 22px rgba(0,0,0,.45)); }

.tool-card { min-height: 0; }
.tool-heading { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 22px; }
.tool-heading > span { color: var(--gold-light); font-family: Georgia, serif; font-size: 11px; }
.tool-icon { position: relative; width: 60px; height: 60px; margin: 0; }
.antenna-icon i { position: absolute; border: 1px solid var(--blue-light); border-radius: 50%; }
.antenna-icon i:nth-child(1) { width: 15px; height: 15px; }.antenna-icon i:nth-child(2) { width: 33px; height: 33px; opacity: .62; }.antenna-icon i:nth-child(3) { width: 49px; height: 49px; opacity: .27; }
.tool-card > small { color: var(--gold-light); font-size: 7px; font-weight: 800; letter-spacing: .16em; }
.tool-card h3 { margin: 12px 0 10px; font-size: 25px; }
.tool-card ul { display: grid; gap: 7px; margin: 18px 0 0; padding: 0; list-style: none; }
.tool-card li { padding: 9px 11px; border: 1px solid var(--line); border-radius: 9px; background: rgba(255,255,255,.02); color: #9da6af; font-size: 9px; }
.coin-tool { background: radial-gradient(circle at 83% 17%, rgba(182,154,77,.11), transparent 27%), rgba(12,19,29,.84); }
.coin-icon { overflow: hidden; border-color: rgba(224,202,130,.24); background: rgba(182,154,77,.05); }
.coin-icon img { width: 48px; height: 48px; object-fit: contain; }

.about-copy { color: #909aa5; font-size: 11px; line-height: 2; }
.about-copy > p { margin-bottom: 27px; }
.about-copy strong { color: #dfe4e8; }
.about-lead { color: #c7ced5; font-size: 15px; line-height: 1.9; }
.about-lead strong { font-family: Georgia, serif; font-size: 19px; }
.about-copy article { display: grid; grid-template-columns: 1fr; gap: 10px; padding: 26px 0; border-top: 1px solid var(--line); }
.about-copy article:last-of-type { border-bottom: 1px solid var(--line); }
.about-copy article > span { color: var(--blue-light); font-family: Georgia, serif; font-size: 16px; }
.about-copy article:last-of-type > span { color: var(--gold-light); }
.about-copy article h3 { margin-bottom: 8px; color: #dfe3e7; font-size: 14px; }
.about-copy article p { margin: 0; color: #7f8994; font-size: 10px; }
.about-copy blockquote { margin: 36px 0; padding: 23px 19px; border-left: 2px solid var(--blue); background: linear-gradient(90deg, rgba(24,155,231,.075), transparent); color: #e3e7ea; font-family: Georgia, "Yu Mincho", serif; font-size: 17px; line-height: 1.8; }

.join-section { padding-bottom: 88px; }
.join-heading { text-align: center; }
.join-list { display: grid; gap: 10px; margin: 0 0 36px; padding: 0; list-style: none; }
.join-list li { display: grid; grid-template-columns: 48px 1fr; gap: 17px; padding: 22px; border: 1px solid var(--line); border-radius: 17px; background: rgba(12,19,29,.84); }
.join-list li > span { display: grid; place-items: center; width: 46px; height: 46px; border: 1px solid rgba(88,194,245,.22); border-radius: 13px; background: rgba(24,155,231,.05); color: var(--blue-light); font-family: Georgia, serif; font-size: 10px; }
.join-list small { color: var(--gold-light); font-size: 7px; font-weight: 800; letter-spacing: .15em; }
.join-list h3 { margin: 10px 0 7px; font-size: 16px; line-height: 1.45; }
.join-list p { margin: 0; color: #7f8994; font-size: 9px; line-height: 1.7; }
.join-link { display: inline-flex; margin-top: 12px; color: var(--blue-light); font-size: 9px; font-weight: 750; }
.final-cta { display: flex; flex-direction: column; align-items: center; padding: 33px 22px; border: 1px solid rgba(88,194,245,.18); border-radius: var(--radius); background: radial-gradient(circle at 50% 5%, rgba(8,104,188,.14), transparent 32%), linear-gradient(150deg, #0c1722, #0a1017); text-align: center; }
.final-cta > img { width: 72px; height: 72px; margin-bottom: 19px; object-fit: contain; }
.final-cta > p { margin-bottom: 7px; color: var(--gold-light); font-size: 7px; font-weight: 800; letter-spacing: .16em; }
.final-cta h3 { margin-bottom: 10px; font-family: Georgia, "Yu Mincho", serif; font-size: 27px; font-weight: 500; }
.final-cta > span { margin-bottom: 23px; color: #7f8994; font-size: 9px; line-height: 1.7; }

.mobile-footer { display: flex; align-items: center; justify-content: space-between; width: 100%; padding: 26px 20px; border-top: 1px solid var(--line); }
.mobile-footer > div { display: flex; align-items: center; gap: 8px; font-family: Georgia, serif; }
.mobile-footer img { width: 30px; height: 30px; object-fit: contain; }
.mobile-footer p { margin: 0; color: #56616b; font-size: 7px; }

.bottom-nav {
  position: fixed; z-index: 90; right: 0; bottom: 0; left: 0;
  display: grid; grid-template-columns: repeat(4, 1fr);
  min-height: calc(62px + env(safe-area-inset-bottom));
  padding: 7px 6px env(safe-area-inset-bottom);
  border-top: 1px solid var(--line); background: rgba(5,8,13,.94); backdrop-filter: blur(18px);
}
.bottom-nav a { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; min-width: 0; color: #858f99; font-size: 8px; white-space: nowrap; }
.bottom-nav span { color: var(--gold-light); font-family: Georgia, serif; font-size: 8px; }

.js [data-reveal] { opacity: 0; transform: translateY(17px); transition: opacity .62s ease, transform .62s cubic-bezier(.2,.75,.25,1); }
.js [data-reveal].is-visible { opacity: 1; transform: translateY(0); }

@media (min-width: 600px) {
  .mobile-hero, .mobile-section, .mobile-footer { padding-right: max(32px, calc((100% - 560px) / 2)); padding-left: max(32px, calc((100% - 560px) / 2)); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
}