@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Space+Grotesk:wght@600;700&display=swap');

:root {
  color-scheme: dark;
  --bg: #040b13;
  --bg-elevated: #07182b;
  --surface: #0a1724;
  --surface-2: #0d1d2c;
  --border: rgba(151, 183, 210, .16);
  --text: #f7fbff;
  --muted: #a9bbcc;
  --accent: #16d9d2;
  --accent-2: #32b8ff;
  --success: #73e6ad;
  --max: 1180px;
  --radius: 22px;
  --shadow: 0 24px 90px rgba(0, 0, 0, .38);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 72% 5%, rgba(22, 217, 210, .10), transparent 26rem),
    radial-gradient(circle at 5% 38%, rgba(50, 184, 255, .08), transparent 24rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, sans-serif;
  line-height: 1.65;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }

.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 100;
  background: var(--accent);
  color: #00161c;
  padding: .75rem 1rem;
  border-radius: .5rem;
}
.skip-link:focus { top: 1rem; }

.container { width: min(calc(100% - 2rem), var(--max)); margin-inline: auto; }
.section { padding: 7rem 0; }
.section-tight { padding: 1.4rem 0; }
.section-panel {
  background: linear-gradient(135deg, rgba(13,29,44,.95), rgba(6,18,31,.92));
  border-block: 1px solid var(--border);
}
.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent);
  font-weight: 700;
  font-size: .78rem;
  letter-spacing: .15em;
  text-transform: uppercase;
}
h1, h2, h3, p { margin-top: 0; }
h1, h2, .brand strong { font-family: "Space Grotesk", Inter, sans-serif; }
h1 {
  max-width: 760px;
  margin-bottom: 1.5rem;
  font-size: clamp(3.1rem, 7vw, 6.4rem);
  line-height: .96;
  letter-spacing: -.065em;
}
h2 {
  margin-bottom: 1rem;
  font-size: clamp(2.25rem, 4vw, 4rem);
  line-height: 1.05;
  letter-spacing: -.045em;
}
h3 { margin-bottom: .55rem; font-size: 1.12rem; }
p { color: var(--muted); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(151,183,210,.10);
  background: rgba(4,11,19,.80);
  backdrop-filter: blur(20px);
}
.nav-shell {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  text-decoration: none;
}
.brand img { border-radius: 12px; }
.brand span { display: grid; line-height: 1.05; }
.brand strong { letter-spacing: .16em; }
.brand small {
  margin-top: .35rem;
  color: var(--accent);
  font-size: .62rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.site-nav { display: flex; align-items: center; gap: 1.5rem; }
.site-nav > a:not(.button) {
  color: var(--muted);
  text-decoration: none;
  font-size: .9rem;
  font-weight: 600;
}
.site-nav > a:hover { color: var(--text); }
.nav-toggle { display: none; }

.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 48px;
  padding: 0 1.25rem;
  border: 1px solid var(--accent);
  border-radius: 12px;
  background: var(--accent);
  color: #00171b;
  font-weight: 800;
  text-decoration: none;
}
.button:hover { filter: brightness(1.07); transform: translateY(-1px); }
.button-outline { background: rgba(22,217,210,.04); color: var(--text); }
.button-small { min-height: 40px; padding-inline: 1rem; font-size: .86rem; }

.hero { padding-top: 8.5rem; overflow: hidden; }
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(520px, 1.1fr);
  align-items: center;
  gap: 4rem;
}
.hero-lead { max-width: 680px; font-size: 1.16rem; }
.hero-actions { display: flex; gap: .75rem; flex-wrap: wrap; margin: 2rem 0; }
.trust-list {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding: 0;
  margin: 0;
  list-style: none;
  color: var(--muted);
  font-size: .86rem;
}
.trust-list li::before { content: "✓"; color: var(--success); margin-right: .45rem; }
.hero-visual { position: relative; }
.hero-visual img {
  position: relative;
  z-index: 1;
  width: 100%;
  border: 1px solid rgba(151,183,210,.23);
  border-radius: 24px;
  box-shadow: var(--shadow);
}
.visual-glow {
  position: absolute;
  inset: 12% 5%;
  background: var(--accent);
  filter: blur(100px);
  opacity: .15;
}
.proof-strip {
  border-block: 1px solid var(--border);
  background: rgba(7,24,43,.52);
}
.proof-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.proof-grid div {
  display: grid;
  padding: 1.1rem 1.5rem;
  border-right: 1px solid var(--border);
}
.proof-grid div:last-child { border-right: 0; }
.proof-grid strong { color: var(--accent); font-size: 1.7rem; }
.proof-grid span { color: var(--muted); font-size: .82rem; }

.section-heading { max-width: 760px; margin-bottom: 3rem; }
.section-heading > p:last-child { max-width: 640px; font-size: 1.06rem; }
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.feature-card {
  min-height: 230px;
  padding: 1.6rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(13,29,44,.85), rgba(7,19,32,.78));
}
.feature-card:hover { border-color: rgba(22,217,210,.44); transform: translateY(-2px); }
.feature-number {
  display: inline-block;
  margin-bottom: 3.4rem;
  color: var(--accent);
  font-family: "Space Grotesk";
  font-size: .82rem;
}
.feature-card p { margin-bottom: 0; font-size: .94rem; }

.split-grid {
  display: grid;
  grid-template-columns: 1fr .9fr;
  align-items: start;
  gap: 6rem;
}
.split-grid > div:first-child > p { font-size: 1.04rem; }
.text-link { color: var(--accent); font-weight: 700; text-decoration: none; }
.principles { display: grid; gap: .8rem; }
.principles div {
  display: grid;
  gap: .25rem;
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(4,11,19,.46);
}
.principles span { color: var(--muted); font-size: .9rem; }

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.steps li {
  padding: 1.5rem;
  border-top: 1px solid var(--border);
}
.steps li > span {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  margin-bottom: 3rem;
  border: 1px solid rgba(22,217,210,.4);
  border-radius: 50%;
  color: var(--accent);
  font-weight: 800;
}
.steps p { font-size: .9rem; }

.cta-section { padding-top: 2rem; }
.cta-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
  padding: 3rem;
  border: 1px solid rgba(22,217,210,.28);
  border-radius: 28px;
  background:
    linear-gradient(120deg, rgba(22,217,210,.08), transparent 45%),
    var(--surface);
  box-shadow: var(--shadow);
}
.cta-card h2 { max-width: 680px; font-size: clamp(2rem, 4vw, 3.4rem); }
.cta-card p { max-width: 700px; margin-bottom: 0; }
.cta-actions { display: grid; gap: .75rem; flex: 0 0 auto; }

.site-footer { padding: 4rem 0 2rem; }
.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr auto;
  align-items: center;
  gap: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}
.footer-grid > small { grid-column: 1 / -1; color: #72879a; }
.footer-brand small { color: var(--muted); }
.footer-links { display: flex; gap: 1.2rem; }
.footer-links a { color: var(--muted); text-decoration: none; font-size: .9rem; }

.legal-main { min-height: 70vh; }
.legal-page { max-width: 820px; }
.legal-page h1 { font-size: clamp(2.8rem, 6vw, 5rem); }
.legal-page h2 { margin-top: 3rem; font-size: 1.65rem; letter-spacing: -.02em; }
.legal-page li, .legal-page p { color: var(--muted); }
.notice {
  padding: 1rem 1.2rem;
  border: 1px solid rgba(22,217,210,.3);
  border-radius: 14px;
  background: rgba(22,217,210,.06);
}

@media (max-width: 980px) {
  .hero-grid, .split-grid { grid-template-columns: 1fr; gap: 3rem; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { max-width: 760px; }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .cta-card { align-items: flex-start; flex-direction: column; }
}
@media (max-width: 760px) {
  .section { padding: 5rem 0; }
  .nav-toggle {
    display: inline-flex;
    border: 1px solid var(--border);
    border-radius: 9px;
    padding: .55rem .8rem;
    background: var(--surface);
    color: var(--text);
  }
  .site-nav {
    display: none;
    position: absolute;
    left: 1rem;
    right: 1rem;
    top: 68px;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: 16px;
    background: #07131f;
    box-shadow: var(--shadow);
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: .6rem; }
  .hero { padding-top: 6rem; }
  h1 { font-size: clamp(3rem, 16vw, 4.8rem); }
  .proof-grid, .card-grid, .steps, .footer-grid { grid-template-columns: 1fr; }
  .proof-grid div { border-right: 0; border-bottom: 1px solid var(--border); }
  .proof-grid div:last-child { border-bottom: 0; }
  .feature-card { min-height: auto; }
  .feature-number { margin-bottom: 2rem; }
  .cta-card { padding: 2rem 1.25rem; }
  .cta-actions, .cta-actions .button { width: 100%; }
  .footer-grid > small { grid-column: auto; }
}
@media (prefers-reduced-motion: no-preference) {
  .button, .feature-card { transition: .2s ease; }
}