:root {
  --bg: #f4f9ff;
  --surface: #ffffff;
  --ink: #0a1f44;
  --muted: #4f6996;
  --blue: #1d6dff;
  --blue-dark: #0b4fd4;
  --line: #d9e6ff;
  --shadow: 0 15px 40px rgba(20, 66, 163, 0.12);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: radial-gradient(circle at 20% -10%, #e9f2ff, transparent 30%), var(--bg);
  color: var(--ink);
  line-height: 1.6;
}

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 0;
}

.brand-wrap { display: flex; gap: 10px; align-items: center; font-weight: 800; }
.logo {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  object-fit: cover;
  border: 1px solid #c7d8ff;
  box-shadow: 0 6px 18px rgba(18, 74, 197, 0.2);
}
.brand { letter-spacing: 0.2px; }

.menu { display: flex; align-items: center; gap: 16px; }
.menu a { color: var(--ink); text-decoration: none; font-weight: 600; }

.hero {
  padding: 24px 0 20px;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 26px;
  align-items: start;
}

.eyebrow {
  display: inline-block;
  font-weight: 700;
  color: var(--blue-dark);
  background: #e6f0ff;
  border: 1px solid #c8dcff;
  padding: 6px 10px;
  border-radius: 999px;
  margin-bottom: 12px;
}

h1 { font-size: clamp(2rem, 3.8vw, 3.2rem); line-height: 1.2; margin: 0 0 10px; }
h2 { font-size: clamp(1.45rem, 2.5vw, 2rem); margin: 0 0 10px; }
h3 { margin-top: 0; }
.lead { color: var(--muted); max-width: 65ch; }

.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 18px; }

.btn {
  border: 1px solid transparent;
  border-radius: 12px;
  padding: 10px 16px;
  font-weight: 700;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all .2s ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue), #4b95ff);
  color: #fff !important;
  box-shadow: var(--shadow);
}
.btn-primary:hover { filter: brightness(1.04); transform: translateY(-1px); }

.btn-ghost {
  border-color: var(--line);
  background: #fff;
  color: var(--ink);
}

.hero-card, .card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 20px;
  box-shadow: var(--shadow);
}

.hero-card ul { margin: 8px 0 0; padding-left: 20px; }

.section { padding: 44px 0; }
.grid { display: grid; gap: 16px; }
.cards-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.architecture p { margin-bottom: 16px; }

.pill-row { display: flex; flex-wrap: wrap; gap: 10px; }
.pill {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 12px;
  font-weight: 600;
  color: var(--blue-dark);
}

.dapp-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
textarea, input, select {
  width: 100%;
  border: 1px solid #cddfff;
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
  margin-top: 6px;
  margin-bottom: 12px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 10px 12px;
}

.whitepaper ul, .whitepaper ol { padding-left: 20px; }
.footer {
  border-top: 1px solid var(--line);
  margin-top: 26px;
  background: #fff;
}
.footer-inner {
  padding: 16px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.footer a { color: var(--blue-dark); text-decoration: none; font-weight: 700; }
.footer-links { display: flex; gap: 14px; align-items: center; }
.x-link svg {
  width: 18px;
  height: 18px;
  fill: var(--ink);
  display: block;
}

.hero-metrics {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}
.hero-metrics div {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px;
}
.hero-metrics strong { display: block; font-size: 1.1rem; }
.hero-metrics span { color: var(--muted); font-size: .9rem; }

.brand-strip {
  text-align: center;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
}
.logo-cloud {
  margin-top: 10px;
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}
.logo-cloud span {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 12px;
  font-weight: 600;
  color: var(--blue-dark);
  background: #f8fbff;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 14px;
}
.badge {
  display: inline-block;
  background: #e7f0ff;
  color: var(--blue-dark);
  border: 1px solid #caddff;
  border-radius: 999px;
  padding: 5px 10px;
  font-weight: 700;
  font-size: .8rem;
}

.faq details {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  margin-bottom: 10px;
}
.faq summary {
  cursor: pointer;
  font-weight: 700;
}

.split-section {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 14px;
}

.mini-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 10px;
}
.mini-stats div {
  background: #f7fbff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
}
.mini-stats strong {
  display: block;
  font-size: 1.05rem;
}
.mini-stats span {
  color: var(--muted);
  font-size: .88rem;
}

.quote p {
  font-size: 1rem;
  margin-bottom: 10px;
}
.quote span {
  color: var(--muted);
  font-size: .9rem;
}

.integration-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 12px;
}

.post-meta {
  font-size: .8rem;
  color: var(--blue-dark);
  font-weight: 700;
  margin-bottom: 8px;
}

.newsletter .card {
  background: linear-gradient(180deg, #ffffff, #f2f8ff);
}
.newsletter-form {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}
.newsletter-form input {
  flex: 1;
  min-width: 240px;
  margin: 0;
}
.newsletter-form .btn { height: 42px; }

.cta-box {
  text-align: center;
  background: linear-gradient(135deg, #0f5ff0, #3d8dff);
  color: #fff;
  border-radius: 20px;
  box-shadow: var(--shadow);
}
.cta-box p { opacity: .95; }
.cta-box .btn-primary {
  background: #fff;
  color: var(--blue-dark) !important;
  box-shadow: none;
}

@media (max-width: 920px) {
  .hero, .cards-3, .dapp-grid, .form-grid, .hero-metrics, .timeline, .split-section, .mini-stats, .integration-grid { grid-template-columns: 1fr; }
  .topbar { flex-direction: column; align-items: flex-start; gap: 14px; }
}