:root {
  color-scheme: light dark;
  --bg: #09131f;
  --panel-strong: #172b3d;
  --text: #f5f8fb;
  --muted: #b8c7d4;
  --brand: #f2c14e;
  --brand-strong: #ef6f6c;
  --line: rgba(255, 255, 255, 0.14);
  --shadow: 0 20px 70px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(239, 111, 108, 0.2), transparent 28rem),
    radial-gradient(circle at top right, rgba(242, 193, 78, 0.16), transparent 24rem),
    var(--bg);
}

a {
  color: inherit;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  max-width: 1120px;
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
}

.brand,
.site-nav {
  display: flex;
  align-items: center;
}

.brand {
  gap: 0.75rem;
  font-weight: 800;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 2.75rem;
  height: 2.75rem;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: #08111b;
  background: linear-gradient(135deg, var(--brand), var(--brand-strong));
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.site-nav {
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.35rem;
}

.site-nav a {
  min-height: 44px;
  padding: 0.65rem 0.85rem;
  border-radius: 999px;
  color: var(--muted);
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a[aria-current="page"] {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
}

.hero,
.section,
.notice,
.page {
  max-width: 1120px;
  margin: 0 auto;
  padding: 4rem 1.5rem;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(18rem, 0.9fr);
  align-items: center;
  gap: 3rem;
  min-height: calc(100vh - 6rem);
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--brand);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: break-word;
}

h1 {
  margin: 0;
  font-size: clamp(2.8rem, 8vw, 6.5rem);
  line-height: 0.95;
}

h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1.08;
}

h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

.tagline {
  margin: 1.25rem 0 0;
  color: var(--brand);
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: 700;
}

.intro {
  max-width: 42rem;
  color: var(--muted);
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.85rem 1.15rem;
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
}

.button.primary {
  color: #08111b;
  background: linear-gradient(135deg, var(--brand), var(--brand-strong));
}

.button.secondary {
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.hero-panel {
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  padding: 1rem;
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.04));
  box-shadow: var(--shadow);
}

.signal-card {
  min-height: 22rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 0.6rem;
  border-radius: 1rem;
  padding: 1.5rem;
  background:
    linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.58)),
    repeating-linear-gradient(90deg, rgba(242, 193, 78, 0.2) 0 0.25rem, transparent 0.25rem 1rem),
    var(--panel-strong);
}

.live-dot {
  width: 0.85rem;
  height: 0.85rem;
  border-radius: 50%;
  background: #f04f55;
  box-shadow: 0 0 0 0.45rem rgba(240, 79, 85, 0.16);
}

.section-heading {
  max-width: 48rem;
  margin-bottom: 2rem;
}

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

.feature-grid article,
.notice,
.contact-card,
.details div {
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.06);
}

.feature-grid article {
  padding: 1.25rem;
}

.feature-grid p,
.notice p,
.page p,
.muted {
  color: var(--muted);
}

.notice {
  padding: 2rem;
}

.compact {
  padding-top: 1rem;
}

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

.details div {
  padding: 1.25rem;
}

dt {
  color: var(--muted);
  font-size: 0.85rem;
}

dd {
  margin: 0.25rem 0 0;
  font-weight: 800;
}

code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

.page {
  max-width: 820px;
  min-height: calc(100vh - 12rem);
}

.page section {
  margin-top: 2rem;
}

.contact-card {
  padding: 1.5rem;
}

.email-link {
  color: var(--brand);
  font-size: 1.25rem;
  font-weight: 800;
}

.not-found {
  display: grid;
  align-content: center;
}

.site-footer {
  max-width: 1120px;
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
  color: var(--muted);
}

.site-footer a {
  color: var(--text);
}

@media (max-width: 820px) {
  .site-header,
  .hero {
    align-items: flex-start;
  }

  .site-header {
    flex-direction: column;
  }

  .site-nav {
    justify-content: flex-start;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 2.5rem;
  }

  .feature-grid,
  .details {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .button,
  .site-nav a {
    transition: transform 160ms ease, background 160ms ease;
  }

  .button:hover,
  .site-nav a:hover {
    transform: translateY(-1px);
  }
}