:root {
  color-scheme: light;
  --background: #f8fafc;
  --surface: #ffffff;
  --surface-muted: #eef2ff;
  --text: #172033;
  --text-muted: #586174;
  --primary: #4f46e5;
  --primary-dark: #3730a3;
  --border: #dbe1ea;
  --focus: #f59e0b;
  --shadow: 0 20px 50px rgba(23, 32, 51, 0.1);
  --radius: 1rem;
  --container: 70rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.6;
}

a {
  color: var(--primary-dark);
  text-underline-offset: 0.2em;
}

a:hover {
  text-decoration-thickness: 0.15em;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.container {
  width: min(calc(100% - 2rem), var(--container));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.65rem 0.9rem;
  border-radius: 0.5rem;
  background: var(--text);
  color: #ffffff;
  transform: translateY(-180%);
}

.skip-link:focus {
  transform: translateY(0);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  border-bottom: 1px solid rgba(219, 225, 234, 0.9);
  background: rgba(248, 250, 252, 0.94);
  backdrop-filter: blur(12px);
}

.header-inner,
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4.5rem;
  gap: 1rem;
}

.brand {
  color: var(--text);
  font-weight: 800;
  letter-spacing: -0.025em;
  text-decoration: none;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.site-nav a {
  color: var(--text-muted);
  font-weight: 650;
  text-decoration: none;
}

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

.nav-toggle {
  display: none;
  padding: 0.55rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  background: var(--surface);
  color: var(--text);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.hero {
  padding: clamp(4rem, 9vw, 8rem) 0;
  overflow: hidden;
  background:
    radial-gradient(circle at 85% 20%, rgba(99, 102, 241, 0.18), transparent 26rem),
    linear-gradient(180deg, #ffffff, var(--background));
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(18rem, 0.65fr);
  align-items: center;
  gap: clamp(2rem, 6vw, 5rem);
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: break-word;
}

h1,
h2,
h3 {
  line-height: 1.15;
}

h1 {
  max-width: 15ch;
  margin: 0;
  font-size: clamp(2.6rem, 7vw, 5.4rem);
  letter-spacing: -0.055em;
}

h2 {
  max-width: 20ch;
  margin: 0 0 2rem;
  font-size: clamp(2rem, 4vw, 3.3rem);
  letter-spacing: -0.04em;
}

h3 {
  margin: 0 0 0.7rem;
  font-size: 1.2rem;
}

.lead {
  max-width: 42rem;
  margin: 1.5rem 0 0;
  color: var(--text-muted);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.7rem 1.1rem;
  border: 1px solid transparent;
  border-radius: 0.65rem;
  font-weight: 750;
  text-decoration: none;
}

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

.button-primary:hover {
  background: var(--primary-dark);
}

.button-secondary {
  border-color: var(--border);
  background: var(--surface);
  color: var(--text);
}

.hero-card,
.feature-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.hero-card {
  padding: clamp(1.5rem, 4vw, 2.5rem);
  box-shadow: var(--shadow);
}

.status-dot {
  display: inline-block;
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 0.3rem rgba(34, 197, 94, 0.15);
}

.card-label {
  margin: 1.25rem 0 0.25rem;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.card-title {
  margin: 0;
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.section {
  padding: clamp(4rem, 8vw, 7rem) 0;
}

.section-muted {
  background: var(--surface-muted);
}

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

.feature-card {
  padding: 1.5rem;
}

.feature-card p,
.hero-card > p:last-child,
.section-note {
  color: var(--text-muted);
}

.feature-card p,
.hero-card > p:last-child {
  margin-bottom: 0;
}

.workflow-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: workflow;
}

.workflow-list li {
  display: grid;
  grid-template-columns: auto minmax(7rem, 0.35fr) minmax(0, 1fr);
  align-items: baseline;
  gap: 1rem;
  padding: 1.25rem 0;
  border-top: 1px solid rgba(79, 70, 229, 0.18);
  counter-increment: workflow;
}

.workflow-list li::before {
  content: counter(workflow, decimal-leading-zero);
  color: var(--primary);
  font-weight: 800;
}

.workflow-list span {
  color: var(--text-muted);
}

.section-note {
  margin: 2rem 0 0;
}

.site-footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
}

.site-footer p {
  color: var(--text-muted);
}

@media (max-width: 48rem) {
  .header-inner {
    position: relative;
    flex-wrap: wrap;
  }

  .nav-enhanced .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    flex-basis: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding-bottom: 0.75rem;
  }

  .nav-enhanced .site-nav {
    display: none;
  }

  .nav-enhanced .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 0.75rem 0;
  }

  .hero-grid,
  .card-grid {
    grid-template-columns: 1fr;
  }

  .workflow-list li {
    grid-template-columns: auto 1fr;
  }

  .workflow-list span {
    grid-column: 2;
  }
}

@media (max-width: 30rem) {
  .button-row,
  .button {
    width: 100%;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    padding-block: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}