:root {
  color-scheme: dark;
}

html, body {
  margin: 0;
  min-height: 100%;
  background: #0f172a;
  color: #e2e8f0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

.app-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: 4rem;
  padding: 0 1.25rem;
  background: #0f172a;
  border-bottom: 1px solid #1e293b;
  position: sticky;
  top: 0;
  z-index: 10;
}

.app-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.app-brand img {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.app-nav {
  display: flex;
  gap: 1rem;
  font-size: 0.875rem;
}

.app-nav a {
  color: #94a3b8;
  text-decoration: none;
}

.app-nav a:hover,
.app-nav a[aria-current="page"] {
  color: #c7d2fe;
}

main {
  flex: 1;
  width: 100%;
  max-width: 44rem;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 4rem;
  box-sizing: border-box;
}

a { color: #a5b4fc; }
a:hover { color: #c7d2fe; }

h1 {
  font-size: 2rem;
  margin: 0 0 0.25rem;
  letter-spacing: -0.02em;
  color: #fff;
}

h2 {
  font-size: 1.15rem;
  margin: 2.25rem 0 0.5rem;
  letter-spacing: -0.01em;
  color: #fff;
}

.updated {
  color: #94a3b8;
  font-size: 0.9rem;
  margin: 0 0 2rem;
}

ul { padding-left: 1.25rem; }
li { margin: 0.35rem 0; }

main.pricing {
  max-width: 72rem;
}

main.pricing .lede {
  color: #94a3b8;
  font-size: 1rem;
  line-height: 1.5;
  margin: 0 0 2rem;
}

main.pricing .cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: stretch;
  gap: 1rem;
  margin: 0;
}

main.pricing .card {
  display: flex;
  flex-direction: column;
  background: #1e293b;
  border: 1px solid #334155;
  border-radius: 1rem;
  padding: 1.5rem;
  box-sizing: border-box;
}

main.pricing .card-featured {
  border-color: #4f46e5;
  box-shadow: 0 12px 40px rgba(79, 70, 229, 0.22);
}

main.pricing .badge {
  display: inline-block;
  align-self: flex-start;
  margin: 0 0 0.75rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: #4f46e5;
  color: #e0e7ff;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

main.pricing .card h2 {
  margin: 0;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0;
  color: #94a3b8;
}

main.pricing .card .price {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin: 0.5rem 0 0.2rem;
  color: #fff;
}

main.pricing .card .price .period {
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0;
  color: #94a3b8;
}

main.pricing .card .unit {
  color: #94a3b8;
  font-size: 0.9rem;
  margin: 0 0 1rem;
}

main.pricing .card ul {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
}

main.pricing .card li {
  position: relative;
  margin: 0.45rem 0;
  padding-left: 1rem;
  font-size: 0.875rem;
  line-height: 1.45;
  color: #e2e8f0;
}

main.pricing .card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 50%;
  background: #6366f1;
}

main.pricing .cta {
  display: grid;
  place-items: center;
  margin-top: auto;
  min-height: 44px;
  box-sizing: border-box;
  background: #4f46e5;
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  text-align: center;
  padding: 0.7rem 1rem;
  border-radius: 0.75rem;
  border: 1px solid #4f46e5;
}

main.pricing .cta:hover {
  color: #fff;
  background: #6366f1;
  border-color: #6366f1;
}

main.pricing .cta-ghost {
  background: transparent;
  color: #fff;
  border: 1px solid #64748b;
}

main.pricing .cta-ghost:hover {
  background: transparent;
  color: #fff;
  border-color: #94a3b8;
}

main.pricing .credits-note {
  margin-top: 2.5rem;
  text-align: center;
}

main.pricing .credits-note h2 {
  margin: 0 0 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #94a3b8;
}

main.pricing .credits-note p {
  margin: 0 auto 0.5rem;
  max-width: 36rem;
  color: #94a3b8;
  font-size: 0.95rem;
  line-height: 1.5;
}

main.pricing .credits-note p:last-child {
  margin-bottom: 0;
}

.app-footer {
  border-top: 1px solid #1e293b;
  padding: 1.25rem;
  text-align: center;
  color: #64748b;
  font-size: 0.8rem;
}

.app-footer a { color: #94a3b8; text-decoration: none; margin: 0 0.4rem; }
.app-footer a:hover { color: #c7d2fe; }

main.not-found,
main.faq {
  max-width: 44rem;
}

main.not-found .status-code {
  margin: 0 0 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: #818cf8;
}

main.not-found .lede,
main.faq .lede {
  color: #94a3b8;
  font-size: 1.05rem;
}

main.not-found .cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

main.not-found .cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.7rem 1.25rem;
  border-radius: 0.75rem;
  background: #4f46e5;
  color: #fff;
  text-decoration: none;
  font-weight: 600;
}

main.not-found .cta-ghost {
  background: transparent;
  border: 1px solid #64748b;
  color: #e2e8f0;
}

main.faq section {
  margin-top: 2rem;
}

main.faq section h2 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
  color: #f8fafc;
}

main.faq section p {
  margin: 0;
  color: #cbd5e1;
}

@media (max-width: 899px) {
  main.pricing .cards {
    grid-template-columns: minmax(0, 1fr);
  }

  main.pricing .card-featured {
    order: -1;
  }
}