:root {
  color-scheme: dark;
  --ink: #eef8f2;
  --muted: #99aaa2;
  --line: rgba(230, 255, 240, 0.13);
  --panel: rgba(10, 24, 21, 0.72);
  --panel-strong: rgba(12, 30, 25, 0.92);
  --green: #89f0b8;
  --green-bright: #b7ffd6;
  --green-deep: #123b2b;
  --background: #07110f;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background:
    radial-gradient(circle at 74% 12%, rgba(36, 122, 82, 0.2), transparent 30rem),
    linear-gradient(145deg, #050b0a 0%, var(--background) 45%, #081713 100%);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -2;
  content: "";
  opacity: 0.18;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
}

.ambient {
  position: fixed;
  z-index: -1;
  width: 24rem;
  height: 24rem;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
}

.ambient-one {
  top: 2rem;
  right: -8rem;
  background: rgba(50, 234, 136, 0.14);
}

.ambient-two {
  bottom: 5rem;
  left: -12rem;
  background: rgba(55, 135, 103, 0.12);
}

.site-header,
main,
footer {
  width: min(1120px, calc(100% - 40px));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 88px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  gap: 12px;
  align-items: center;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 650;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border: 1px solid rgba(137, 240, 184, 0.35);
  border-radius: 9px;
  color: var(--green-bright);
  background: var(--green-deep);
  font-size: 0.78rem;
}

.private-pill {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(8, 20, 17, 0.55);
  font-size: 0.76rem;
}

.private-pill span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 16px var(--green);
}

.hero {
  padding: 120px 0 84px;
}

.eyebrow {
  color: var(--green);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
}

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

h1 {
  max-width: 900px;
  margin: 22px 0 24px;
  font-size: clamp(3.25rem, 8vw, 7.7rem);
  font-weight: 650;
  letter-spacing: -0.075em;
  line-height: 0.91;
  text-wrap: balance;
}

.lede {
  max-width: 700px;
  color: var(--muted);
  font-size: clamp(1rem, 2vw, 1.25rem);
  line-height: 1.65;
}

.actions {
  display: flex;
  gap: 24px;
  align-items: center;
  margin-top: 40px;
}

.primary-button {
  display: inline-flex;
  gap: 34px;
  align-items: center;
  justify-content: space-between;
  min-width: 220px;
  padding: 15px 18px;
  border: 0;
  border-radius: 12px;
  color: #07110f;
  background: var(--green-bright);
  font: inherit;
  font-size: 0.88rem;
  font-weight: 750;
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease;
}

.primary-button:hover {
  transform: translateY(-2px);
  background: white;
}

.primary-button:focus-visible,
.text-link:focus-visible,
.brand:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 4px;
}

.primary-button:disabled {
  cursor: wait;
  opacity: 0.75;
}

.button-arrow {
  font-size: 1.1rem;
}

.text-link {
  color: var(--muted);
  font-size: 0.84rem;
  text-decoration-color: rgba(153, 170, 162, 0.35);
  text-underline-offset: 5px;
}

.signal-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  max-width: 720px;
  margin-top: 88px;
  border-block: 1px solid var(--line);
}

.signal {
  display: grid;
  gap: 8px;
  padding: 20px 24px 20px 0;
}

.signal + .signal {
  padding-left: 24px;
  border-left: 1px solid var(--line);
}

.signal-label {
  color: var(--muted);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.signal strong {
  font-size: 0.95rem;
  font-weight: 650;
}

.panel {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 64px;
  padding: 64px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--panel);
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(20px);
}

.panel h2,
.check-card h2 {
  margin: 18px 0 18px;
  font-size: clamp(1.8rem, 4vw, 3.25rem);
  font-weight: 600;
  letter-spacing: -0.045em;
  line-height: 1.04;
}

.panel-copy p {
  color: var(--muted);
  line-height: 1.7;
}

.flow {
  display: grid;
}

.flow-card {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 16px;
  padding: 18px;
  border: 1px solid transparent;
  border-radius: 14px;
  transition: border 180ms ease, background 180ms ease;
}

.flow-card:hover {
  border-color: var(--line);
  background: rgba(129, 240, 181, 0.04);
}

.step-number {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--green);
  font: 700 0.68rem ui-monospace, SFMono-Regular, Menlo, monospace;
}

.flow-card h3 {
  margin-bottom: 5px;
  font-size: 1rem;
}

.flow-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.55;
}

.flow-line {
  width: 1px;
  height: 20px;
  margin-left: 37px;
  background: var(--line);
}

.check-card {
  display: grid;
  grid-template-columns: 1fr 1.2fr auto;
  gap: 48px;
  align-items: center;
  margin-top: 28px;
  padding: 42px 48px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--panel-strong);
}

.check-card h2 {
  margin-bottom: 0;
  font-size: clamp(1.45rem, 3vw, 2.15rem);
}

.check-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  color: var(--muted);
  font-size: 0.82rem;
  list-style: none;
}

.check-list li {
  display: flex;
  gap: 10px;
  align-items: center;
  transition: color 180ms ease;
}

.check-list li.passed {
  color: var(--ink);
}

.check-icon {
  display: grid;
  width: 20px;
  height: 20px;
  flex: 0 0 20px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--green);
}

.passed .check-icon {
  border-color: rgba(137, 240, 184, 0.45);
  background: var(--green-deep);
}

.check-result {
  min-width: 92px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--muted);
  font: 700 0.68rem ui-monospace, SFMono-Regular, Menlo, monospace;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.check-result.ready {
  border-color: rgba(137, 240, 184, 0.4);
  color: var(--green-bright);
  background: var(--green-deep);
}

footer {
  display: flex;
  justify-content: space-between;
  padding: 36px 0 54px;
  color: var(--muted);
  font-size: 0.72rem;
}

@media (max-width: 820px) {
  .hero {
    padding-top: 84px;
  }

  .panel,
  .check-card {
    grid-template-columns: 1fr;
    gap: 38px;
    padding: 38px;
  }

  .check-result {
    justify-self: start;
  }
}

@media (max-width: 560px) {
  .site-header,
  main,
  footer {
    width: min(100% - 28px, 1120px);
  }

  .private-pill {
    padding: 8px;
    font-size: 0;
  }

  .hero {
    padding: 70px 0 58px;
  }

  h1 {
    font-size: clamp(3.1rem, 17vw, 5rem);
  }

  .actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .signal-row {
    grid-template-columns: 1fr;
    margin-top: 62px;
  }

  .signal + .signal {
    padding-left: 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .panel,
  .check-card {
    padding: 28px 22px;
    border-radius: 18px;
  }

  footer {
    gap: 8px;
    flex-direction: column;
  }
}

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

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