:root {
  color-scheme: dark;
  --bg: #091018;
  --bg2: #111a24;
  --panel: rgba(18, 28, 39, 0.72);
  --panel-strong: rgba(19, 31, 44, 0.88);
  --border: rgba(186, 200, 220, 0.16);
  --text: #ebf1f7;
  --muted: #a5b3c3;
  --accent: #a8c5ff;
  --accent-2: #f0d08b;
  --shadow: 0 22px 60px rgba(0, 0, 0, 0.35);
  --radius: 18px;
  --max: 1180px;
}

* { box-sizing: border-box; }

html {
  background:
    radial-gradient(circle at top, rgba(117, 143, 186, 0.15), transparent 30%),
    linear-gradient(180deg, #0b121a, #090f16 50%, #060b10 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(140deg, rgba(255,255,255,0.03), transparent 36%),
    linear-gradient(320deg, rgba(168, 197, 255, 0.06), transparent 28%),
    var(--bg);
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 1rem;
  background: var(--accent-2);
  color: #20170a;
  padding: 0.75rem 1rem;
  border-radius: 999px;
  z-index: 30;
}
.skip-link:focus { left: 1rem; }

.site-shell {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--border);
  background: rgba(7, 12, 17, 0.72);
  backdrop-filter: blur(18px) saturate(1.1);
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
  flex-wrap: wrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--text);
  font-weight: 800;
  letter-spacing: 0.02em;
}

.brand img {
  inline-size: 2.2rem;
  block-size: 2.2rem;
  object-fit: cover;
  border-radius: 10px;
  box-shadow: var(--shadow);
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 1rem;
}

nav a {
  color: var(--muted);
  font-size: 0.95rem;
}

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

main {
  padding: 2.1rem 0 4rem;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.8fr);
  gap: 1rem;
  align-items: start;
  margin: 1.4rem 0 1.8rem;
}

.hero-copy, .hero-visual, .card, .panel {
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01)), var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px) saturate(1.15);
}

.hero-copy {
  padding: 1.7rem;
}

.hero-visual {
  padding: 1.2rem;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.75rem;
  color: var(--accent-2);
  margin: 0 0 0.85rem;
}

h1, h2, h3 {
  line-height: 1.16;
  margin-top: 0;
}

h1 {
  font-size: clamp(2.1rem, 4vw, 3.9rem);
  margin-bottom: 1rem;
}

.lede, .hero-visual p, .card p, .panel p {
  color: var(--muted);
}

.lede {
  max-width: 68ch;
  font-size: 1.06rem;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.2rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  background: rgba(168, 197, 255, 0.08);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 0.9rem;
}

.grid {
  display: grid;
  gap: 1rem;
}

.grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card, .panel {
  padding: 1.2rem;
}

.card h2, .panel h2, .panel h3 {
  margin-bottom: 0.65rem;
}

.list {
  margin: 0.8rem 0 0;
  padding-left: 1.1rem;
}

.list li + li {
  margin-top: 0.45rem;
}

.section + .section {
  margin-top: 1rem;
}

.concept-card {
  display: grid;
  gap: 0.9rem;
  align-content: start;
}

.concept-card .logo {
  inline-size: 100%;
  max-inline-size: 130px;
  border-radius: 14px;
  box-shadow: 0 10px 28px rgba(0,0,0,0.25);
}

.cta {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.72rem 1rem;
  border-radius: 999px;
  background: var(--accent-2);
  color: #23190b;
  font-weight: 700;
}

.cta:hover {
  text-decoration: none;
  filter: brightness(1.03);
}

.footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 0 2.2rem;
  color: var(--muted);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

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