.kain-hero {
  max-width: 1080px;
  margin: 0 auto;
  padding: 80px 32px 60px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 56px;
}

@media (min-width: 880px) {
  .kain-hero {
    grid-template-columns: 0.9fr 1.1fr;
    align-items: center;
    gap: 40px;
    padding-top: 100px;
  }
}

.kain-hero-copy h1 {
  margin: 0 0 18px;
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--kain-ink);
}
.kain-hero-copy h1 br + * { color: var(--kain-muted); }
.kain-hero-copy p {
  margin: 0;
  font-size: 16px;
  color: var(--kain-muted);
  max-width: 380px;
}

.kain-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.kain-card {
  position: relative;
  display: flex; flex-direction: column;
  padding: 28px;
  background: var(--kain-surface);
  border: 1px solid var(--kain-border);
  border-radius: var(--kain-radius-xl);
  color: var(--kain-ink);
  transition: border-color .2s, transform .2s, box-shadow .2s;
  overflow: hidden;
  isolation: isolate;
}

.kain-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(420px 240px at 100% 0%, var(--card-glow, oklch(40% 0.18 162 / 0.18)), transparent 65%);
  opacity: 0.6;
  z-index: -1;
  transition: opacity .25s;
}

.kain-card:hover {
  border-color: var(--card-rim, var(--kain-accent-rim));
  transform: translateY(-2px);
  box-shadow:
    0 1px 0 oklch(100% 0 0 / 0.04) inset,
    0 18px 40px oklch(0% 0 0 / 0.45);
}

.kain-card:hover::before { opacity: 1; }

.kain-card-crypto {
  --card-glow: oklch(40% 0.18 162 / 0.22);
  --card-rim:  oklch(72% 0.16 162 / 0.55);
}

.kain-card-fb {
  --card-glow: oklch(45% 0.2 250 / 0.2);
  --card-rim:  oklch(72% 0.18 250 / 0.55);
}

.kain-card-pill {
  align-self: flex-start;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 999px;
  background: oklch(28% 0.005 250 / 0.7);
  color: var(--kain-muted);
  margin-bottom: 22px;
}

.kain-card h2 {
  margin: 0 0 12px;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.kain-card p {
  margin: 0 0 24px;
  font-size: 14px;
  color: var(--kain-muted);
  line-height: 1.55;
  flex-grow: 1;
}

.kain-card code {
  background: oklch(25% 0.005 250 / 0.6);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 12px;
  color: var(--kain-ink-soft);
}

.kain-card-cta {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--kain-accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap .2s;
}
.kain-card:hover .kain-card-cta { gap: 10px; }
.kain-card-fb .kain-card-cta { color: oklch(78% 0.16 250); }