:root {
  --bg: #070b16;
  --bg-elevated: #12182a;
  --surface: rgba(27, 36, 56, 0.72);
  --ink: #f8fafc;
  --muted: #94a3b8;
  --violet: #8b5cf6;
  --violet-bright: #a78bfa;
  --teal: #14b8a6;
  --coral: #ff6b4a;
  --sky: #0ea5e9;
  --hairline: rgba(148, 163, 184, 0.28);
  --glow: rgba(139, 92, 246, 0.35);
  --radius: 1.15rem;
  --pad: clamp(1.15rem, 4vw, 2.5rem);
  --max: 70rem;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Manrope", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(139, 92, 246, 0.22), transparent 55%),
    radial-gradient(900px 500px at 90% 5%, rgba(20, 184, 166, 0.14), transparent 50%),
    radial-gradient(700px 400px at 70% 80%, rgba(255, 107, 74, 0.08), transparent 45%),
    var(--bg);
  line-height: 1.55;
  min-height: 100vh;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--teal);
}

code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  color: var(--violet-bright);
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--violet);
  color: #fff;
  padding: 0.6rem 1rem;
  z-index: 100;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

.mono {
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--violet-bright);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow .mono {
  margin-right: 0.55rem;
  color: var(--teal);
}

/* Top bar */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem var(--pad);
  background: rgba(7, 11, 22, 0.82);
  border-bottom: 1px solid var(--hairline);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--ink);
  font-weight: 700;
}

.brand__mark {
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 0.7rem;
  display: grid;
  place-items: center;
  background: linear-gradient(145deg, var(--violet), var(--coral));
  box-shadow: 0 0 24px var(--glow);
  font-size: 0.78rem;
}

.brand__name {
  font-family: var(--font-display);
  font-size: 1.15rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
}

.site-nav a:hover {
  color: var(--ink);
}

.nav-cta {
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  border: 1px solid rgba(139, 92, 246, 0.55);
  color: var(--ink) !important;
  background: rgba(139, 92, 246, 0.15);
}

.nav-toggle {
  display: none;
  width: 2.6rem;
  height: 2.6rem;
  border-radius: 0.7rem;
  border: 1px solid var(--hairline);
  background: var(--bg-elevated);
  padding: 0.55rem;
  flex-direction: column;
  justify-content: center;
  gap: 0.28rem;
}

.nav-toggle span {
  display: block;
  height: 2px;
  border-radius: 2px;
  background: var(--ink);
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(3rem, 8vw, 6rem) var(--pad) clamp(3.5rem, 8vw, 5.5rem);
}

.hero__glow {
  position: absolute;
  inset: -20% auto auto 40%;
  width: min(36rem, 80vw);
  height: min(36rem, 80vw);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.35), transparent 70%);
  filter: blur(10px);
  pointer-events: none;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.55), transparent 85%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  max-width: 42rem;
}

.hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 8vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
}

.hero__subtitle {
  margin: 0.85rem 0 0;
  font-size: clamp(1.2rem, 3vw, 1.55rem);
  color: var(--teal);
  font-weight: 600;
}

.hero__lede {
  margin: 1.15rem 0 0;
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 36rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.25rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn--primary {
  color: #fff;
  background: linear-gradient(120deg, var(--violet), #6d28d9 55%, var(--coral));
  box-shadow: 0 10px 30px rgba(139, 92, 246, 0.35);
}

.btn--ghost {
  color: var(--ink);
  border-color: var(--hairline);
  background: rgba(18, 24, 42, 0.55);
}

/* Sections */
.section {
  padding: clamp(3rem, 7vw, 5rem) var(--pad);
  border-top: 1px solid var(--hairline);
}

.section__head {
  max-width: 40rem;
  margin-bottom: 2rem;
}

.section h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 4vw, 2.5rem);
  line-height: 1.15;
}

.section__lede {
  margin: 0.85rem 0 0;
  color: var(--muted);
}

.card {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 1.35rem 1.25rem;
  box-shadow: 0 0 0 1px rgba(139, 92, 246, 0.04), 0 18px 40px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(8px);
}

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

.card__num {
  display: inline-block;
  margin-bottom: 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--teal);
  letter-spacing: 0.08em;
}

.card h3 {
  margin: 0 0 0.55rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.96rem;
}

.about-panel {
  max-width: 46rem;
}

.about-panel p {
  margin: 0 0 1rem;
  color: var(--muted);
}

.about-panel .btn {
  margin-top: 0.35rem;
}

.legal {
  max-width: 48rem;
}

.legal__meta {
  color: var(--violet-bright) !important;
}

.legal h3 {
  margin: 1.5rem 0 0.5rem;
  font-size: 1.05rem;
  color: var(--teal);
}

.legal p,
.legal li {
  color: var(--muted);
  font-size: 0.96rem;
}

.legal ul {
  padding-left: 1.15rem;
}

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

.muted {
  color: var(--muted);
  margin-top: 0.55rem !important;
}

.footer {
  border-top: 1px solid var(--hairline);
  padding: 1.5rem var(--pad) 2.5rem;
}

.footer__inner {
  max-width: var(--max);
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  justify-content: space-between;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 0.85rem;
}

.footer a:first-child {
  margin-left: 0;
}

.footer a:hover {
  color: var(--ink);
}

@media (max-width: 960px) {
  .feature-grid,
  .contact-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 720px) {
  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: calc(100% + 0.35rem);
    right: var(--pad);
    left: var(--pad);
    flex-direction: column;
    align-items: stretch;
    gap: 0.35rem;
    padding: 0.75rem;
    border-radius: 1rem;
    border: 1px solid var(--hairline);
    background: rgba(18, 24, 42, 0.96);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 0.7rem 0.85rem;
    border-radius: 0.7rem;
  }

  .site-nav a:hover {
    background: rgba(139, 92, 246, 0.12);
  }

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