:root {
  color-scheme: dark;
  --bg: #06111f;
  --bg-soft: #091827;
  --surface: #0e1c2d;
  --surface-strong: #14263d;
  --text: #f8fbff;
  --muted: #c4cfdd;
  --line: #3d526c;
  --yellow: #ffd166;
  --cyan: #73e5ff;
  --green: #8fe3b0;
  --orange: #ffb26b;
  --ink: #07111f;
  --max: 74rem;
  --reading: 48rem;
  --radius: 0.85rem;
  --shadow: 0 1.5rem 4rem rgba(0, 0, 0, 0.22);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 7rem;
}

body {
  margin: 0;
  min-width: 0;
  background:
    radial-gradient(circle at 88% 5%, rgba(115, 229, 255, 0.13), transparent 26rem),
    linear-gradient(180deg, var(--bg), #050c16 70%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.7;
}

img, svg { max-width: 100%; height: auto; }

a {
  color: var(--cyan);
  text-decoration-thickness: 0.11em;
  text-underline-offset: 0.2em;
}

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

button, input, select, textarea { font: inherit; }

button { cursor: pointer; }

:focus-visible {
  outline: 0.24rem solid var(--yellow);
  outline-offset: 0.22rem;
  border-radius: 0.2rem;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 0.75rem;
  left: 0.75rem;
  transform: translateY(-180%);
  padding: 0.8rem 1rem;
  background: var(--yellow);
  color: var(--ink);
  font-weight: 850;
}

.skip-link:focus { transform: translateY(0); }

.wrap {
  width: min(calc(100% - 2rem), var(--max));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  border-bottom: 1px solid rgba(196, 207, 221, 0.22);
  background: rgba(6, 17, 31, 0.94);
  backdrop-filter: blur(0.9rem);
}

.header-inner {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.5rem;
  align-items: center;
  min-height: 5.25rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  min-height: 3rem;
  color: var(--text);
  font-size: 1.18rem;
  font-weight: 900;
  text-decoration: none;
  letter-spacing: 0.01em;
}

.brand-mark {
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  border: 2px solid var(--yellow);
  border-radius: 0.5rem;
  color: var(--yellow);
  font-size: 0.8rem;
}

.site-nav ul, .footer-links, .inline-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav ul {
  display: flex;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 0.15rem;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  padding: 0.35rem 0.7rem;
  color: var(--text);
  font-weight: 730;
  text-decoration: none;
}

.site-nav a:hover, .site-nav a[aria-current="page"] {
  color: var(--yellow);
  text-decoration: underline;
}

main { display: block; }

.hero {
  padding-block: clamp(3.5rem, 8vw, 7rem) clamp(3rem, 7vw, 5.5rem);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(18rem, 0.75fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}

.eyebrow, .status-label {
  margin: 0 0 0.7rem;
  color: var(--yellow);
  font-size: 0.88rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  line-height: 1.4;
  text-transform: uppercase;
}

h1, h2, h3 {
  margin-top: 0;
  line-height: 1.12;
  text-wrap: balance;
}

h1 {
  max-width: 17ch;
  margin-bottom: 1.2rem;
  font-size: clamp(2.65rem, 7vw, 5.8rem);
  letter-spacing: -0.047em;
}

h2 {
  margin-bottom: 1rem;
  font-size: clamp(1.9rem, 4vw, 3.15rem);
  letter-spacing: -0.03em;
}

h3 {
  margin-bottom: 0.7rem;
  font-size: clamp(1.22rem, 2.2vw, 1.5rem);
}

p, li { max-width: 72ch; }

.lede {
  max-width: 46rem;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1.14rem, 2.2vw, 1.4rem);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.25rem;
  padding: 0.7rem 1.15rem;
  border: 2px solid var(--yellow);
  border-radius: 0.55rem;
  background: var(--yellow);
  color: var(--ink);
  font-weight: 900;
  text-align: center;
  text-decoration: none;
}

.button:hover { background: var(--text); border-color: var(--text); color: var(--ink); }
.button.secondary { background: transparent; color: var(--text); }
.button.tertiary { border-color: var(--line); background: transparent; color: var(--cyan); }

.product-panel {
  position: relative;
  overflow: hidden;
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, var(--surface-strong), var(--surface));
  box-shadow: var(--shadow);
}

.product-panel::before {
  content: "";
  position: absolute;
  width: 12rem;
  height: 12rem;
  top: -5rem;
  right: -4rem;
  border: 1.3rem solid rgba(115, 229, 255, 0.12);
  border-radius: 50%;
}

.signal {
  display: grid;
  grid-template-columns: 0.7rem 1fr;
  gap: 0.8rem;
  align-items: start;
  position: relative;
  padding-block: 0.8rem;
}

.signal + .signal { border-top: 1px solid rgba(196, 207, 221, 0.18); }
.signal-dot { width: 0.7rem; height: 0.7rem; margin-top: 0.5rem; border-radius: 50%; background: var(--cyan); }
.signal strong { display: block; }
.signal span { color: var(--muted); }

.section {
  padding-block: clamp(3rem, 7vw, 6rem);
  border-top: 1px solid rgba(196, 207, 221, 0.2);
}

.section-intro { max-width: var(--reading); margin-bottom: 2.2rem; color: var(--muted); font-size: 1.1rem; }

.grid-2, .grid-3, .grid-4 {
  display: grid;
  gap: 1rem;
}
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.card {
  min-width: 0;
  padding: clamp(1.3rem, 3vw, 2rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, var(--surface-strong), var(--surface));
}

.card p, .card li { color: var(--muted); }
.card p:last-child, .card ul:last-child { margin-bottom: 0; }

.use-icon {
  display: grid;
  width: 2.4rem;
  height: 2.4rem;
  margin-bottom: 1.2rem;
  place-items: center;
  border: 1px solid var(--cyan);
  border-radius: 50%;
  color: var(--cyan);
  font-weight: 900;
}

.band {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(15rem, 0.65fr);
  gap: 2rem;
  align-items: center;
  padding: clamp(1.6rem, 4vw, 3rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.band p { color: var(--muted); }

.notice {
  padding: 1rem 1.2rem;
  border-left: 0.35rem solid var(--cyan);
  background: var(--surface);
  color: var(--muted);
}

.notice.warning { border-left-color: var(--yellow); }
.notice strong { color: var(--text); }

.page-hero { padding-block: clamp(3rem, 7vw, 5.5rem); }
.page-hero h1 { max-width: 20ch; font-size: clamp(2.5rem, 6vw, 5rem); }
.reading { max-width: var(--reading); }
.reading h2 { margin-top: 3.2rem; font-size: clamp(1.55rem, 3vw, 2.2rem); }
.reading h3 { margin-top: 2rem; }
.reading p, .reading li { color: var(--muted); }
.meta { color: var(--muted); }
.plain-list { padding-left: 1.3rem; }
.plain-list li + li { margin-top: 0.55rem; }
.check-list { padding: 0; list-style: none; }
.check-list li { position: relative; padding-left: 1.8rem; }
.check-list li + li { margin-top: 0.7rem; }
.check-list li::before { content: "✓"; position: absolute; left: 0; color: var(--green); font-weight: 900; }

.status-label.working { color: var(--green); }
.status-label.building { color: var(--yellow); }
.status-label.planned { color: var(--cyan); }

.timeline { display: grid; gap: 1rem; }
.timeline article { border-left: 0.35rem solid var(--line); padding-left: 1.25rem; }
.timeline article.working { border-color: var(--green); }
.timeline article.building { border-color: var(--yellow); }
.timeline article.planned { border-color: var(--cyan); }

.faq details {
  border-top: 1px solid var(--line);
  padding-block: 1rem;
}
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { min-height: 2.75rem; font-weight: 850; cursor: pointer; }
.faq p { color: var(--muted); }

.site-footer {
  padding-block: 2.8rem 7rem;
  border-top: 1px solid var(--line);
  background: #040b14;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(15rem, 0.8fr) minmax(0, 1.2fr);
  gap: 2rem;
  align-items: start;
}

.footer-copy p { color: var(--muted); }
.footer-links { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 0.2rem; }
.footer-links a, .privacy-control {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  padding: 0.35rem 0.65rem;
}
.privacy-control { border: 0; background: transparent; color: var(--cyan); text-decoration: underline; text-underline-offset: 0.2em; }

.consent-banner[hidden], dialog:not([open]) { display: none; }
.consent-banner {
  position: fixed;
  z-index: 900;
  right: 1rem;
  bottom: 1rem;
  width: min(calc(100% - 2rem), 34rem);
  padding: 1.4rem;
  border: 2px solid var(--yellow);
  border-radius: var(--radius);
  background: #0b1929;
  box-shadow: 0 1rem 4rem rgba(0,0,0,0.55);
}
.consent-banner h2 { font-size: 1.45rem; }
.consent-banner p { color: var(--muted); }
.consent-actions { display: flex; flex-wrap: wrap; gap: 0.65rem; }
.consent-actions button { min-height: 3rem; padding: 0.55rem 0.9rem; border: 2px solid var(--yellow); border-radius: 0.45rem; background: var(--yellow); color: var(--ink); font-weight: 850; }
.consent-actions button.secondary { background: transparent; color: var(--text); }
.consent-actions button.tertiary { border-color: var(--line); background: transparent; color: var(--cyan); }

.consent-dialog {
  width: min(calc(100% - 2rem), 36rem);
  max-height: min(90vh, 44rem);
  overflow: auto;
  padding: 0;
  border: 2px solid var(--yellow);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
}
.consent-dialog::backdrop { background: rgba(0, 0, 0, 0.72); }
.consent-dialog-inner { padding: clamp(1.2rem, 4vw, 2rem); }
.consent-dialog h2 { font-size: 1.75rem; }
.consent-dialog fieldset { margin: 1.4rem 0; padding: 1rem; border: 1px solid var(--line); border-radius: 0.55rem; }
.consent-dialog label { display: grid; grid-template-columns: auto 1fr; gap: 0.75rem; align-items: start; min-height: 2.75rem; }
.consent-dialog input { width: 1.35rem; height: 1.35rem; margin-top: 0.25rem; }
.consent-status { min-height: 1.7em; color: var(--green); }

@media (max-width: 62rem) {
  .header-inner { grid-template-columns: 1fr; gap: 0; padding-block: 0.75rem; }
  .site-nav ul { justify-content: flex-start; }
  .hero-grid, .band, .footer-grid { grid-template-columns: 1fr; }
  .footer-links { justify-content: flex-start; }
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 44rem) {
  .site-header { position: static; }
  .site-nav ul { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .site-nav a { padding-inline: 0; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .actions, .consent-actions { align-items: stretch; flex-direction: column; }
  .button, .consent-actions button { width: 100%; }
  h1 { font-size: clamp(2.35rem, 14vw, 3.8rem); }
}

@media (max-width: 25rem) {
  .site-nav ul { grid-template-columns: 1fr; }
  .wrap { width: min(calc(100% - 1.25rem), var(--max)); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

@media (forced-colors: active) {
  .card, .band, .product-panel, .notice, .consent-banner, .consent-dialog { border: 2px solid CanvasText; }
  .signal-dot { background: CanvasText; }
}

@media print {
  .site-header, .site-footer, .consent-banner, .consent-dialog, .actions { display: none !important; }
  body { background: white; color: black; }
  a { color: black; }
}