:root {
  --bg: #f6fafe;
  --paper: rgba(255, 255, 255, 0.88);
  --ink: #171c1f;
  --muted: #737686;
  --line: #e2e8f0;
  --accent: #004ac6;
  --accent-2: #2563eb;
  --danger: #dc2626;
  --shadow: 0 24px 80px rgba(0, 74, 198, 0.10);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Space Grotesk", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(0, 74, 198, 0.10), transparent 26%),
    radial-gradient(circle at top right, rgba(37, 99, 235, 0.10), transparent 24%),
    linear-gradient(180deg, #fbfdff 0%, var(--bg) 55%, #edf4ff 100%);
  min-height: 100vh;
}

.shell {
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 48px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 22px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--paper);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
}

.brand {
  display: flex;
  gap: 14px;
  align-items: center;
  text-decoration: none;
  color: inherit;
}

.brand small,
.eyebrow,
.tiny,
.metric-card span,
.panel p,
label,
.nav a {
  color: var(--muted);
}

.brand strong,
h1,
h2,
h3,
strong {
  font-family: "Instrument Serif", serif;
  font-weight: 400;
}

.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  font-weight: 700;
  font-family: "Space Grotesk", sans-serif;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.nav a {
  text-decoration: none;
  font-size: 0.96rem;
}

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

.hero,
.panel,
.metric-card,
.flash,
.code-card {
  border: 1px solid var(--line);
  background: var(--paper);
  box-shadow: var(--shadow);
}

.hero {
  margin-top: 24px;
  padding: 32px;
  border-radius: 30px;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 28px;
}

h1 {
  margin: 0;
  font-size: clamp(2.6rem, 6vw, 4.7rem);
  line-height: 0.94;
}

h2 {
  margin: 0 0 10px;
  font-size: 2rem;
}

.lede {
  font-size: 1.08rem;
  max-width: 64ch;
}

.hero-actions,
.license-actions,
.inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.button {
  appearance: none;
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  text-decoration: none;
  cursor: pointer;
  font: inherit;
}

.button-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  box-shadow: 0 14px 36px rgba(0, 74, 198, 0.18);
}

.button-secondary {
  background: #e8f0fe;
  color: var(--ink);
  border: 1px solid #d9e4fb;
}

.button-ghost {
  background: transparent;
  color: var(--danger);
  border: 1px solid rgba(220, 38, 38, 0.18);
}

.metrics-grid,
.panel-grid,
.api-doc-grid {
  display: grid;
  gap: 18px;
  margin-top: 22px;
}

.metrics-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

.panel-grid > .panel-table {
  grid-column: 1 / -1;
}

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

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

.pricing-grid,
.step-grid {
  display: grid;
  gap: 18px;
}

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

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

.metric-card,
.panel {
  border-radius: 24px;
  padding: 22px;
}

.section-block,
.pricing-card,
.step-card,
.cta-banner {
  border: 1px solid var(--line);
  background: var(--paper);
  box-shadow: var(--shadow);
  border-radius: 24px;
}

.section-block {
  margin-top: 22px;
  padding: 22px;
}

.section-copy {
  margin-bottom: 18px;
}

.metric-card strong {
  display: block;
  font-size: 2rem;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.pill {
  padding: 8px 12px;
  border-radius: 999px;
  background: #e8f0fe;
  color: var(--accent);
  font-size: 0.88rem;
}

.launch-banner {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  padding: 8px 14px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  font-size: 0.86rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.code-card,
pre {
  border-radius: 22px;
}

.code-card {
  padding: 18px;
  background: linear-gradient(180deg, #0f172a, #172554);
  color: #eaf2ff;
}

.pricing-card,
.step-card {
  padding: 22px;
}

.pricing-card h3,
.step-card h3 {
  margin: 0 0 10px;
  font-size: 2rem;
}

.pricing-card h3 span {
  font-size: 1rem;
  color: var(--muted);
  margin-left: 6px;
}

.pricing-card-featured {
  background: linear-gradient(180deg, rgba(232, 240, 254, 0.98), rgba(245, 249, 255, 0.96));
  border-color: rgba(0, 74, 198, 0.18);
}

.step-number {
  display: inline-block;
  margin-bottom: 10px;
  padding: 6px 10px;
  border-radius: 999px;
  background: #e8f0fe;
  color: var(--accent);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
}

.cta-banner {
  margin-top: 22px;
  padding: 24px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
}

.code-card-head,
.panel-head,
.license-card-head,
.section-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}

pre {
  overflow: auto;
  padding: 16px;
  background: rgba(15, 23, 42, 0.94);
  color: #dbeafe;
  font-size: 0.92rem;
}

.section-head {
  margin-top: 24px;
}

.status-pill {
  border-radius: 999px;
  padding: 8px 12px;
  background: #e8f0fe;
  color: var(--accent);
  font-size: 0.85rem;
}

.stack-form {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 7px;
  font-size: 0.92rem;
}

input,
select {
  width: 100%;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid #dbe4f0;
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
  font: inherit;
}

.panel-tall pre {
  min-height: 280px;
}

.api-doc-card pre {
  min-height: 240px;
}

.center-card-wrap {
  display: grid;
  place-items: center;
  min-height: calc(100vh - 180px);
}

.auth-panel {
  width: min(520px, 100%);
}

.flash-stack {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.flash {
  padding: 14px 16px;
  border-radius: 18px;
}

.flash-success {
  background: rgba(22, 163, 74, 0.10);
}

.flash-error {
  background: rgba(220, 38, 38, 0.10);
}

.license-list {
  display: grid;
  gap: 16px;
}

.feature-list {
  margin: 16px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.feature-list li + li {
  margin-top: 8px;
}

.compact-form {
  margin-top: 18px;
}

.license-card {
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.72);
}

.license-edit-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 16px 0;
}

.panel-table {
  overflow: hidden;
}

@media (max-width: 960px) {
  .hero,
  .panel-grid,
  .api-doc-grid,
  .panel-grid-3,
  .metrics-grid,
  .pricing-grid,
  .step-grid,
  .license-edit-grid {
    grid-template-columns: 1fr;
  }

  .topbar,
  .section-head,
  .panel-head,
  .license-card-head,
  .cta-banner {
    flex-direction: column;
  }
}