:root {
  color-scheme: light;
  --bg: #f6f8fb;
  --surface: #ffffff;
  --surface-strong: #eef4ff;
  --ink: #142033;
  --muted: #5b6b82;
  --line: #dbe4f0;
  --primary: #2449d8;
  --primary-dark: #18349d;
  --accent: #12a3a8;
  --accent-soft: #dcfbfb;
  --shadow: 0 24px 70px rgba(20, 32, 51, 0.12);
  --radius: 22px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(36, 73, 216, 0.16), transparent 34rem),
    radial-gradient(circle at top right, rgba(18, 163, 168, 0.14), transparent 30rem),
    var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.6;
}

.skip-link {
  left: -999px;
  position: absolute;
  top: 0;
}

.skip-link:focus {
  background: var(--primary);
  color: #fff;
  left: 1rem;
  padding: 0.75rem 1rem;
  top: 1rem;
  z-index: 1000;
}

a {
  color: inherit;
}

.site-header {
  backdrop-filter: blur(18px);
  background: rgba(246, 248, 251, 0.82);
  border-bottom: 1px solid rgba(219, 228, 240, 0.78);
  position: sticky;
  top: 0;
  z-index: 20;
}

.nav {
  align-items: center;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  margin: 0 auto;
  max-width: 1180px;
  padding: 1rem 1.25rem;
}

.brand {
  align-items: center;
  display: inline-flex;
  font-weight: 800;
  gap: 0.7rem;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand-mark {
  align-items: center;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 14px;
  color: #fff;
  display: inline-flex;
  font-size: 0.82rem;
  height: 38px;
  justify-content: center;
  width: 38px;
}

.nav-links {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  justify-content: flex-end;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 650;
  text-decoration: none;
}

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

main {
  margin: 0 auto;
  max-width: 1180px;
  padding: 0 1.25rem 4rem;
}

.hero {
  align-items: center;
  display: grid;
  gap: 3rem;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.95fr);
  min-height: 690px;
  padding: 5rem 0 3rem;
}

.eyebrow {
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.14em;
  margin: 0 0 0.9rem;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  letter-spacing: -0.04em;
  line-height: 1.08;
}

h1 {
  font-size: clamp(3rem, 7vw, 6rem);
  margin: 0;
}

h2 {
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  margin: 0 0 1rem;
}

h3 {
  font-size: 1.22rem;
  margin: 0 0 0.75rem;
}

.lede {
  color: var(--muted);
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  margin: 1.4rem 0 0;
  max-width: 720px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin: 2rem 0 1.25rem;
}

.button {
  border-radius: 999px;
  display: inline-flex;
  font-weight: 800;
  padding: 0.9rem 1.25rem;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button.primary {
  background: var(--primary);
  box-shadow: 0 14px 34px rgba(36, 73, 216, 0.25);
  color: #fff;
}

.button.secondary {
  background: #fff;
  border: 1px solid var(--line);
  color: var(--primary);
}

.positioning {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  display: inline-flex;
  font-weight: 800;
  padding: 0.6rem 1rem;
}

.hero-card,
.example-card,
.compare > div,
.feature-grid article,
.signal-grid article,
.link-panel,
.table-wrap {
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(219, 228, 240, 0.9);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 1rem;
}

.code-window,
pre {
  background: #111827;
  color: #e8eef8;
}

.code-window {
  border-radius: 18px;
  overflow: hidden;
}

.dots {
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  gap: 0.45rem;
  padding: 0.9rem 1rem;
}

.dots span {
  border-radius: 50%;
  display: inline-flex;
  height: 12px;
  width: 12px;
}

.dots span:nth-child(1) { background: #ff5f57; }
.dots span:nth-child(2) { background: #ffbd2e; }
.dots span:nth-child(3) { background: #28c840; }

pre {
  border-radius: 16px;
  font-family: var(--mono);
  font-size: 0.86rem;
  line-height: 1.55;
  margin: 0;
  overflow-x: auto;
  padding: 1.1rem;
}

.code-window pre {
  border-radius: 0;
  padding: 1.25rem;
}

code {
  font-family: var(--mono);
}

.section,
.signal-grid {
  margin: 4.5rem 0;
}

.section-heading {
  max-width: 820px;
}

.section-heading p,
.split p,
.compare p,
.feature-grid p,
.note,
.site-footer p {
  color: var(--muted);
}

.signal-grid,
.feature-grid,
.example-grid,
.doc-grid,
.compare {
  display: grid;
  gap: 1rem;
}

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

.signal-grid article {
  box-shadow: none;
  padding: 1.1rem;
}

.signal-grid strong,
.signal-grid span {
  display: block;
}

.signal-grid strong {
  font-size: 1rem;
  margin-bottom: 0.4rem;
}

.signal-grid span {
  color: var(--muted);
  font-size: 0.95rem;
}

.compare,
.example-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 1.5rem;
}

.compare > div,
.example-card {
  padding: 1.35rem;
}

.split {
  align-items: center;
  display: grid;
  gap: 2rem;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
}

.code-stack {
  display: grid;
  gap: 0.8rem;
}

.code-stack pre {
  background: #0f172a;
}

.example-card.compact {
  padding: 1rem;
}

.feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 1.5rem;
}

.feature-grid article {
  box-shadow: none;
  padding: 1.25rem;
}

.table-wrap {
  box-shadow: none;
  margin-top: 1.5rem;
  overflow-x: auto;
}

table {
  border-collapse: collapse;
  min-width: 850px;
  width: 100%;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 1rem;
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--surface-strong);
  color: var(--primary-dark);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

tr:last-child td {
  border-bottom: 0;
}

.note {
  background: var(--accent-soft);
  border: 1px solid rgba(18, 163, 168, 0.22);
  border-radius: 18px;
  margin-top: 1rem;
  padding: 1rem 1.2rem;
}

.doc-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 1.5rem;
}

.doc-grid a {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  color: var(--ink);
  padding: 1.1rem;
  text-decoration: none;
  transition: border-color 160ms ease, transform 160ms ease;
}

.doc-grid a:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
}

.doc-grid strong,
.doc-grid span {
  display: block;
}

.doc-grid span {
  color: var(--muted);
  margin-top: 0.35rem;
}

.link-panel {
  box-shadow: none;
  display: grid;
  gap: 0.8rem;
  padding: 1.25rem;
}

.link-panel a {
  background: var(--surface-strong);
  border-radius: 14px;
  color: var(--primary-dark);
  font-weight: 800;
  padding: 0.9rem 1rem;
  text-decoration: none;
}

.site-footer {
  border-top: 1px solid var(--line);
  margin: 0 auto;
  max-width: 1180px;
  padding: 2rem 1.25rem 3rem;
}

.small {
  font-size: 0.92rem;
}

@media (max-width: 920px) {
  .hero,
  .split,
  .compare,
  .example-grid,
  .feature-grid,
  .doc-grid,
  .signal-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 3rem;
  }

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

  .nav-links {
    justify-content: flex-start;
  }
}

@media (max-width: 520px) {
  main {
    padding-inline: 1rem;
  }

  .positioning {
    border-radius: 18px;
  }

  pre {
    font-size: 0.78rem;
  }
}