:root {
  --bg: #111827;
  --card: #1f2937;
  --primary: #22d3ee;
  --secondary: #8b5cf6;
  --success: #10b981;
  --warning: #f59e0b;
  --text: #f9fafb;
  --muted: #9ca3af;
  --border: rgba(156, 163, 175, 0.18);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at top right, rgba(34, 211, 238, 0.14), transparent 24rem),
    radial-gradient(circle at bottom left, rgba(139, 92, 246, 0.16), transparent 26rem),
    var(--bg);
  color: var(--text);
  font-family:
    "SF Pro Display",
    "SF Pro Text",
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

.page-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 64px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 40px;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-icon {
  width: 46px;
  height: 46px;
  border-radius: 16px;
  border: 1px solid rgba(249, 250, 251, 0.12);
  background:
    linear-gradient(145deg, rgba(31, 41, 55, 0.95), rgba(17, 24, 39, 0.95));
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
}

.brand-icon::before {
  content: "";
  width: 18px;
  height: 18px;
  border: 2px solid var(--text);
  border-bottom: none;
  border-radius: 7px 7px 0 0;
  transform: translateY(4px) rotate(45deg);
  position: absolute;
}

.brand-icon::after {
  content: "";
  width: 16px;
  height: 10px;
  border: 2px solid transparent;
  border-top-color: var(--primary);
  border-bottom-color: var(--secondary);
  position: absolute;
  transform: translateY(8px);
  filter: drop-shadow(0 0 6px rgba(34, 211, 238, 0.45));
}

.brand-text strong {
  display: block;
  font-size: 1rem;
  line-height: 1.1;
}

.brand-text span {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 0.85rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

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

.hero-grid,
.info-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: 24px;
}

.hero-card,
.panel,
.preview-card,
.feature-card {
  background: rgba(31, 41, 55, 0.92);
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.22);
}

.hero-card {
  padding: 36px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(34, 211, 238, 0.1);
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.eyebrow.secondary {
  background: rgba(139, 92, 246, 0.14);
  color: #c4b5fd;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1 {
  margin-top: 18px;
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  line-height: 0.98;
  letter-spacing: -0.04em;
}

.subheadline {
  margin-top: 14px;
  font-size: 1.2rem;
  color: var(--primary);
  font-weight: 700;
}

.body-lg {
  margin-top: 18px;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.75;
  max-width: 58ch;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  padding: 0 20px;
  border-radius: 16px;
  border: 1px solid transparent;
  font-weight: 800;
  font-size: 0.97rem;
}

.button.primary {
  background: var(--primary);
  color: var(--bg);
}

.button.secondary {
  background: rgba(17, 24, 39, 0.9);
  border-color: var(--border);
  color: var(--text);
}

.button.ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--muted);
}

.hero-meta {
  margin-top: 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.meta-pill {
  padding: 9px 12px;
  border-radius: 999px;
  background: rgba(17, 24, 39, 0.9);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 0.9rem;
}

.panel {
  padding: 28px;
}

.panel h2 {
  font-size: 1.7rem;
  line-height: 1.08;
  margin-top: 14px;
}

.panel p {
  margin-top: 12px;
  color: var(--muted);
  line-height: 1.7;
}

.panel ul {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.panel li {
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(17, 24, 39, 0.82);
  border: 1px solid var(--border);
  color: var(--text);
  line-height: 1.5;
}

.section {
  margin-top: 28px;
}

.section-title {
  margin-bottom: 16px;
  font-size: 1.3rem;
  font-weight: 800;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.feature-card {
  padding: 20px;
}

.feature-card h3 {
  font-size: 1rem;
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--muted);
  line-height: 1.65;
  font-size: 0.95rem;
}

.route-shell {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
  padding: 42px 0 72px;
}

.route-card {
  background: rgba(31, 41, 55, 0.94);
  border: 1px solid var(--border);
  border-radius: 30px;
  padding: 34px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.24);
}

.route-card h1 {
  font-size: clamp(2rem, 4vw, 3.4rem);
}

.route-card .body-lg {
  max-width: 100%;
}

.route-tip {
  margin-top: 20px;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid rgba(34, 211, 238, 0.25);
  background: rgba(17, 24, 39, 0.88);
  color: var(--muted);
  line-height: 1.7;
}

.route-actions {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.token-preview {
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(17, 24, 39, 0.88);
  border: 1px solid var(--border);
}

.token-preview strong {
  display: block;
  font-size: 0.78rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}

.token-preview code {
  color: var(--primary);
  font-size: 0.94rem;
  word-break: break-all;
}

.packet-grid {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.preview-card {
  padding: 20px;
}

.preview-card h3 {
  font-size: 0.96rem;
  margin-bottom: 8px;
}

.preview-card p {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

.site-footer {
  margin-top: 34px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  color: var(--muted);
  font-size: 0.92rem;
}

.site-footer a {
  color: var(--primary);
}

@media (max-width: 920px) {
  .hero-grid,
  .info-grid,
  .feature-grid,
  .packet-grid {
    grid-template-columns: 1fr;
  }

  .hero-card,
  .panel,
  .route-card {
    padding: 26px;
  }
}

@media (max-width: 640px) {
  .page-shell,
  .route-shell {
    width: min(100% - 24px, 100%);
    padding-top: 24px;
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .cta-row,
  .route-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }
}