:root {
  color-scheme: light;
  --bg: #f8fafc;
  --fg: #172033;
  --muted: #526071;
  --link: #0b63ce;
  --panel: #ffffff;
  --panel-soft: #f1f5f9;
  --border: #d8dee8;
  --accent: #2563eb;
  --accent-dark: #1d4ed8;
  --code-bg: #eef2f7;
  --table-head: #f1f5f9;
  --shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Open Sans", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
}

a {
  color: var(--link);
}

p,
li,
td {
  color: var(--muted);
}

p {
  margin: 0 0 16px;
}

ul {
  margin: 0 0 18px;
  padding-left: 24px;
}

li + li {
  margin-top: 6px;
}

code {
  padding: 0.1em 0.3em;
  border-radius: 4px;
  background: var(--code-bg);
  color: var(--fg);
  overflow-wrap: anywhere;
}

.site-header {
  z-index: 10;
  background: #ffffff;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 32px;
  flex-wrap: wrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.brand-logo {
  display: block;
  height: 3.5rem;
  width: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 32px;
  flex-wrap: wrap;
}

.site-nav a {
  color: #000000;
  font-size: 1.125rem;
  font-weight: 400;
  text-decoration: none;
  transition: opacity 200ms ease, background-color 200ms ease;
}

.site-nav a:hover {
  opacity: 0.6;
}

.site-nav .portal-link {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  border-radius: 6px;
  padding: 8px 16px;
  background: var(--accent);
  color: #ffffff;
}

.site-nav .portal-link:hover {
  opacity: 1;
  background: var(--accent-dark);
  color: #ffffff;
}

.menu-button {
  display: none;
  width: 56px;
  height: 40px;
  padding: 8px 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.menu-button span {
  display: block;
  width: 34px;
  height: 4px;
  margin: 0 auto 5px;
  border-radius: 999px;
  background: #111827;
  transition: transform 200ms ease, opacity 200ms ease;
}

.menu-button span:last-child {
  margin-bottom: 0;
}

.menu-button.is-open .top {
  transform: translateY(9px) rotate(45deg);
}

.menu-button.is-open .middle {
  opacity: 0;
}

.menu-button.is-open .bottom {
  transform: translateY(-9px) rotate(-45deg);
}

.mobile-overlay {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(17, 24, 39, 0.96);
}

.mobile-overlay.open {
  display: flex;
}

.mobile-overlay ul {
  margin: 0;
  padding: 0;
  list-style: none;
  text-align: center;
}

.mobile-overlay li {
  margin: 18px 0;
}

.mobile-overlay a {
  color: #ffffff;
  font-size: 1.875rem;
  text-decoration: none;
}

.scroll-lock {
  overflow: hidden;
}

main {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px 56px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
  gap: 34px;
  align-items: center;
  padding: 58px 0 40px;
}

.hero-copy {
  max-width: 760px;
}

.eyebrow {
  margin-bottom: 12px;
  color: var(--link);
  font-size: 0.85rem;
  font-weight: 750;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

h1 {
  margin: 0 0 16px;
  color: var(--fg);
  font-family: Montserrat, "Open Sans", ui-sans-serif, system-ui, sans-serif;
  font-size: clamp(2.2rem, 5vw, 4.5rem);
  line-height: 1.02;
  letter-spacing: 0;
}

h2 {
  margin: 42px 0 14px;
  color: var(--fg);
  font-size: 1.45rem;
  line-height: 1.25;
}

h3 {
  margin: 0 0 8px;
  color: var(--fg);
  font-size: 1.04rem;
  line-height: 1.3;
}

.lead {
  max-width: 720px;
  color: #334155;
  font-size: 1.18rem;
}

.actions {
  display: flex;
  margin-top: 26px;
  gap: 12px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  padding: 10px 16px;
  border: 1px solid var(--border);
  background: #ffffff;
  color: var(--fg);
  font-weight: 750;
  text-decoration: none;
}

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

.button:hover {
  border-color: #94a3b8;
}

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

.signal-panel,
.summary,
.cta {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.signal-panel {
  padding: 24px;
}

.signal-row {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}

.signal-row:first-child {
  padding-top: 0;
}

.signal-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.signal-label {
  color: #334155;
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
}

.signal-value {
  color: var(--muted);
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin: 28px 0 12px;
}

.card {
  min-height: 168px;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
}

.card p:last-child,
.summary p:last-child,
.cta p:last-child {
  margin-bottom: 0;
}

.summary,
.cta {
  margin: 28px 0;
  padding: 24px;
}

.ready-cta {
  margin: 32px 0;
  padding: 20px;
  border: 1px solid #e5e7eb;
  border-radius: 0;
  background: #f9fafb;
  box-shadow: none;
}

.ready-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.ready-cta h2 {
  margin: 0 0 4px;
  font-size: 1.5rem;
}

.ready-cta p {
  margin: 0;
  color: #374151;
}

.ready-cta-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.schema-link {
  display: block;
  margin: 12px 0;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
  text-decoration: none;
}

.schema-link:hover {
  border-color: #94a3b8;
}

table {
  width: 100%;
  margin: 16px 0 22px;
  border-collapse: collapse;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
}

th,
td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--table-head);
  color: var(--fg);
  font-weight: 700;
}

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

.article {
  max-width: 880px;
  padding-top: 44px;
}

.article h1 {
  font-size: clamp(2rem, 4vw, 3.3rem);
}

.site-footer {
  background: #1f2937;
}

.footer-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 32px;
  color: #ffffff;
  font-size: 1.25rem;
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}

.footer-links a {
  color: #d1d5db;
  font-size: 1.125rem;
  text-decoration: none;
}

.footer-links a:hover {
  color: #ffffff;
}

@media (max-width: 820px) {
  .nav-wrap {
    align-items: center;
  }

  .site-nav {
    display: none;
  }

  .menu-button {
    display: block;
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 38px;
  }

  .content-grid {
    grid-template-columns: 1fr;
  }

  .ready-cta-inner {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  main {
    padding-right: 16px;
    padding-left: 16px;
  }

  .site-nav .portal-link {
    min-height: 34px;
  }

  .nav-wrap,
  .footer-wrap {
    padding: 24px 16px;
  }

  .brand-logo {
    height: 3rem;
  }

  table {
    display: block;
    overflow-x: auto;
  }

  .signal-row {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}