:root {
  color-scheme: light;
  --cp-bg: #f7f4ef;
  --cp-bg-elevated: #fcfbf8;
  --cp-surface: #ffffff;
  --cp-surface-soft: #f5f5f5;
  --cp-border: #dedede;
  --cp-border-strong: #919191;
  --cp-text: #242424;
  --cp-text-muted: #5c5c5c;
  --cp-text-soft: #6f6f6f;
  --cp-accent: #4338ca;
  --cp-accent-hover: #3730a3;
  --cp-accent-soft: rgba(67, 56, 202, 0.09);
  --cp-accent-fg: #ffffff;
  --cp-success: #16a34a;
  --cp-danger: #dc2626;
  --cp-warning: #f59e0b;
  --cp-link: #0078d4;
  --cp-shadow: 0 18px 48px rgba(0, 0, 0, 0.12);
  --cp-overlay: rgba(255, 255, 255, 0.8);
  --cp-panel: rgba(255, 255, 255, 0.86);
  --cp-panel-strong: rgba(255, 255, 255, 0.96);
  --cp-sheen: rgba(255, 255, 255, 0.55);
  --cp-highlight: rgba(67, 56, 202, 0.12);
}
html[data-theme="dark"] {
  color-scheme: dark;
  --cp-bg: #3d3b3a;
  --cp-bg-elevated: #343231;
  --cp-surface: #292929;
  --cp-surface-soft: #2e2e2e;
  --cp-border: #474747;
  --cp-border-strong: #5f5f5f;
  --cp-text: #dedede;
  --cp-text-muted: #919191;
  --cp-text-soft: #b0b0b0;
  --cp-accent: #a5b4fc;
  --cp-accent-hover: #c7d2fe;
  --cp-accent-soft: rgba(165, 180, 252, 0.14);
  --cp-accent-fg: #1a1a1a;
  --cp-success: #4ade80;
  --cp-danger: #f87171;
  --cp-warning: #fbbf24;
  --cp-link: #4da6ff;
  --cp-shadow: 0 18px 48px rgba(0, 0, 0, 0.32);
  --cp-overlay: rgba(41, 41, 41, 0.88);
  --cp-panel: rgba(41, 41, 41, 0.72);
  --cp-panel-strong: rgba(41, 41, 41, 0.96);
  --cp-sheen: rgba(255, 255, 255, 0.04);
  --cp-highlight: rgba(165, 180, 252, 0.12);
}
html[data-font-size="s"] { font-size: 87.5%; }
html[data-font-size="m"] { font-size: 100%; }
html[data-font-size="l"] { font-size: 112.5%; }
html[data-font-size="xl"] { font-size: 125%; }
html[data-high-contrast="true"][data-theme="light"] {
  --cp-bg: #ffffff;
  --cp-bg-elevated: #ffffff;
  --cp-surface: #ffffff;
  --cp-surface-soft: #ffffff;
  --cp-border: #000000;
  --cp-border-strong: #000000;
  --cp-text: #000000;
  --cp-text-muted: #000000;
  --cp-text-soft: #000000;
  --cp-accent: #000000;
  --cp-accent-hover: #000000;
  --cp-accent-soft: #ffffff;
  --cp-accent-fg: #ffffff;
  --cp-link: #000000;
  --cp-panel: #ffffff;
  --cp-panel-strong: #ffffff;
}
html[data-high-contrast="true"][data-theme="dark"] {
  --cp-bg: #000000;
  --cp-bg-elevated: #000000;
  --cp-surface: #000000;
  --cp-surface-soft: #000000;
  --cp-border: #ffffff;
  --cp-border-strong: #ffffff;
  --cp-text: #ffffff;
  --cp-text-muted: #ffffff;
  --cp-text-soft: #ffffff;
  --cp-accent: #ffffff;
  --cp-accent-hover: #ffffff;
  --cp-accent-soft: #000000;
  --cp-accent-fg: #000000;
  --cp-link: #ffffff;
  --cp-panel: #000000;
  --cp-panel-strong: #000000;
}
html[data-high-contrast="true"] a { text-decoration: underline; text-decoration-thickness: 2px; }
html[data-high-contrast="true"] :focus-visible {
  outline: 4px solid var(--cp-accent);
  outline-offset: 4px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  min-height: 100vh;
  margin: 0;
  background: var(--cp-bg);
  color: var(--cp-text);
  font-family: "Segoe UI", Aptos, Calibri, -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
}
a { color: var(--cp-link); }
.skip-link { position: absolute; left: -9999px; top: 8px; z-index: 100; padding: 9px 12px; background: var(--cp-accent); color: var(--cp-accent-fg); }
.skip-link:focus { left: 8px; }
.site-header { position: sticky; top: 0; z-index: 20; border-bottom: 1px solid var(--cp-border); background: var(--cp-panel-strong); }
.nav-shell, .page-shell, .footer-shell { width: min(1120px, calc(100% - 32px)); margin-inline: auto; }
.nav-shell { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--cp-text); font-weight: 800; text-decoration: none; white-space: nowrap; }
.brand img { width: 42px; height: 42px; border-radius: 0.625rem; }
.site-nav { display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; gap: 4px; }
.site-nav a { padding: 7px 9px; border-radius: 0.625rem; color: var(--cp-text-muted); font-size: 0.9rem; font-weight: 700; text-decoration: none; }
.site-nav a:hover, .site-nav a[aria-current="page"] { background: var(--cp-accent-soft); color: var(--cp-accent); }
.site-nav .nav-app { background: var(--cp-accent); color: var(--cp-accent-fg); }
.page-shell { padding-block: 56px 72px; }
.eyebrow { margin: 0 0 8px; color: var(--cp-accent); font-size: 0.8rem; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; }
h1, h2, h3 { line-height: 1.2; }
h1 { max-width: 850px; margin: 0; font-size: clamp(2.3rem, 6vw, 4.2rem); letter-spacing: -0.05em; }
h2 { margin: 0 0 12px; font-size: clamp(1.45rem, 3vw, 2rem); letter-spacing: -0.03em; }
h3 { margin: 0 0 5px; }
.lead { max-width: 760px; margin: 18px 0 0; color: var(--cp-text-muted); font-size: 1.1rem; }
.section { margin-top: 48px; }
.card-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.card, .content-card {
  padding: 24px;
  border: 1px solid var(--cp-border);
  border-radius: 16px;
  background: var(--cp-surface);
  box-shadow: 0 0 2px var(--cp-border), 0 1px 2px var(--cp-border);
}
.card p, .content-card p, .content-card li { color: var(--cp-text-muted); }
.card-icon { width: 42px; height: 42px; display: grid; place-items: center; margin-bottom: 16px; border-radius: 0.625rem; background: var(--cp-accent-soft); color: var(--cp-accent); font-weight: 900; }
.button { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; margin-top: 12px; padding: 9px 15px; border: 1px solid var(--cp-border); border-radius: 0.625rem; background: var(--cp-surface); color: var(--cp-text); font-weight: 750; text-decoration: none; }
.button.primary { border-color: var(--cp-accent); background: var(--cp-accent); color: var(--cp-accent-fg); }
.faq-list { display: grid; gap: 10px; }
.faq-list details { border: 1px solid var(--cp-border); border-radius: 0.625rem; background: var(--cp-surface); }
.faq-list summary { padding: 16px 18px; color: var(--cp-text); font-weight: 750; cursor: pointer; }
.faq-list details p { margin: 0; padding: 0 18px 18px; color: var(--cp-text-muted); }
.content-card h2:not(:first-child) { margin-top: 30px; }
.callout { margin-top: 24px; padding: 16px; border-left: 4px solid var(--cp-accent); background: var(--cp-accent-soft); }
.site-footer { border-top: 1px solid var(--cp-border); background: var(--cp-bg-elevated); }
.footer-shell { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 20px; color: var(--cp-text-muted); font-size: 0.84rem; }
.footer-links { display: flex; flex-wrap: wrap; gap: 16px; }
.footer-links a { text-decoration: none; }
@media (max-width: 760px) {
  .nav-shell { align-items: flex-start; flex-direction: column; padding-block: 12px; }
  .site-nav { justify-content: flex-start; }
  .card-grid { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .site-nav a { padding-inline: 6px; font-size: 0.8rem; }
  .footer-shell { align-items: flex-start; flex-direction: column; padding-block: 20px; }
}