:root {
  --ink: #17313b;
  --ink-soft: #425e68;
  --muted: #607780;
  --brand: #0d756f;
  --brand-dark: #075953;
  --mint: #e6f6f1;
  --mint-soft: #f1f8f5;
  --paper: #fbfaf7;
  --white: #fff;
  --line: #dce4e0;
  --focus: #005a9c;
  --max: 72rem;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { color-scheme: light; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 1rem/1.65 var(--sans); }
a { color: var(--brand-dark); text-underline-offset: .18em; }
a:hover { text-decoration-thickness: .14em; }
:focus-visible { outline: .2rem solid var(--white); outline-offset: .12rem; box-shadow: 0 0 0 .4rem var(--focus); }
main:focus { outline: 0; box-shadow: none; }
h1, h2, h3 { font-family: var(--serif); line-height: 1.12; letter-spacing: -.018em; }
h1 { max-width: 15ch; margin: .35rem 0 1.25rem; font-size: clamp(2.65rem, 7vw, 4.8rem); }
h2 { margin: 0 0 1rem; font-size: clamp(1.85rem, 4vw, 2.8rem); }
h3 { margin: 0 0 .55rem; font-size: 1.35rem; }
p, li { max-width: 72ch; }

.content-rail, .header-rail { width: min(100% - 2rem, var(--max)); margin-inline: auto; }
.skip-link { position: fixed; z-index: 100; top: -5rem; left: 1rem; padding: .7rem 1rem; border-radius: .5rem; background: var(--ink); color: var(--white); }
.skip-link:focus { top: 1rem; }
.site-header { position: sticky; z-index: 20; top: 0; border-bottom: 1px solid var(--line); background: rgba(251, 250, 247, .97); }
.header-rail { min-height: 4.6rem; display: flex; align-items: center; justify-content: space-between; gap: 1.25rem; }
.brand { display: inline-flex; align-items: center; gap: .65rem; color: var(--ink); font-size: 1.35rem; font-weight: 800; letter-spacing: -.035em; text-decoration: none; }
.brand em { color: var(--brand); font-style: normal; }
.mark { width: 1.85rem; height: 1.85rem; border: .18rem solid var(--brand); border-radius: 50%; box-shadow: .65rem .65rem 0 -.43rem var(--ink); }
.desktop-nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 1rem; }
.desktop-nav a, .mobile-menu a { color: var(--ink-soft); font-size: .82rem; font-weight: 650; text-decoration: none; }
[aria-current="page"] { color: var(--brand-dark) !important; text-decoration: underline !important; }
.mobile-menu { display: none; }
.breadcrumb { margin-bottom: 1.15rem; }
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: .4rem; margin: 0; padding: 0; list-style: none; }
.breadcrumb li { display: inline-flex; align-items: center; color: var(--muted); font-size: .86rem; }
.breadcrumb li + li::before { content: "/"; margin-right: .4rem; color: var(--muted); }
.breadcrumb [aria-current="page"] { color: var(--ink-soft) !important; text-decoration: none !important; }

.hero { padding: clamp(3.5rem, 8vw, 6.5rem) 0 clamp(3rem, 7vw, 5.25rem); background: linear-gradient(150deg, var(--paper), var(--mint-soft)); }
.hero-home { min-height: 32rem; display: grid; align-items: center; }
.home-hero-grid { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(20rem, .92fr); align-items: center; gap: clamp(2.5rem, 6vw, 4rem); }
.eyebrow { margin: 0; color: var(--brand-dark); font-size: .78rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.lede { margin: 0; max-width: 47rem; color: var(--ink-soft); font-size: clamp(1.08rem, 2vw, 1.25rem); }
.hero-actions, .related > div { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.75rem; }
.button { display: inline-flex; min-height: 3rem; align-items: center; justify-content: center; padding: .65rem 1.05rem; border: 1px solid var(--brand); border-radius: .65rem; font-weight: 750; text-decoration: none; }
.primary { background: var(--brand); color: var(--white); }
.primary:hover { background: var(--brand-dark); }
.secondary { border-color: var(--line); background: var(--white); color: var(--ink); }
.development-status { display: flex; align-items: center; gap: .55rem; margin-top: 1rem; color: var(--muted); font-size: .9rem; }
.development-status span { width: .55rem; height: .55rem; border-radius: 50%; background: var(--brand); }
.promise-panel { padding: clamp(1.4rem, 4vw, 2rem); border: 1px solid var(--line); border-radius: 1.35rem; background: var(--white); box-shadow: 0 1.15rem 3rem rgba(23, 49, 59, .08); }
.promise-panel h2 { margin-top: .6rem; font-size: clamp(1.65rem, 3vw, 2rem); }
.promise-list { display: grid; gap: .9rem; }
.promise-item { display: grid; grid-template-columns: 1.75rem 1fr; gap: .75rem; }
.promise-item > span { width: 1.55rem; height: 1.55rem; display: grid; place-items: center; border-radius: 50%; background: var(--mint); color: var(--brand-dark); font-size: .78rem; font-weight: 800; }
.promise-item h3 { margin: 0; font: 750 1rem/1.35 var(--sans); letter-spacing: 0; }
.promise-item p { margin: .15rem 0 0; color: var(--muted); font-size: .88rem; line-height: 1.5; }

.content-section { padding: clamp(3.25rem, 7vw, 5rem) 0; border-top: 1px solid var(--line); }
.content-section:nth-child(even) { background: var(--white); }
.content-section p { color: var(--ink-soft); }
.content-section li + li { margin-top: .55rem; }
.card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; margin-top: 2rem; }
.layout-four .card-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.knowledge-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; margin-top: 2rem; align-items: start; }
.checklist-panel, .price-panel { padding: 1.4rem; border: 1px solid var(--line); border-radius: 1rem; background: var(--white); }
.checklist-panel ul { margin-bottom: 0; }
.price-panel { background: var(--mint-soft); }
.price-panel > div { display: flex; justify-content: space-between; gap: 1rem; padding: .7rem 0; border-top: 1px solid var(--line); }
.price-panel > div:first-of-type { border-top: 0; }
.price-panel span { color: var(--muted); text-align: right; }
.layout-dark { background: var(--ink) !important; color: var(--white); }
.layout-dark h2, .layout-dark p { color: var(--white); }
.layout-dark .notice { border-color: #7ce0d3; background: rgba(255, 255, 255, .1); color: var(--white); }
.card { min-width: 0; padding: 1.35rem; border: 1px solid var(--line); border-radius: 1rem; background: var(--white); box-shadow: 0 .8rem 2rem rgba(23, 49, 59, .055); }
.card p { margin-bottom: 0; font-size: .95rem; }
.card-link { color: var(--ink); }
.notice { max-width: 52rem; margin-top: 1.5rem; padding: 1rem 1.15rem; border-left: .3rem solid var(--brand); background: var(--mint); color: var(--ink); font-weight: 650; }
.sources { background: var(--mint-soft) !important; }
.sources li { overflow-wrap: anywhere; }
.related { padding-block: 3.5rem; }
.editorial-note { margin-block: 2rem; padding: 1.25rem 1.4rem; border: 1px solid var(--line); border-radius: 1rem; background: var(--white); }
.editorial-note h2 { margin-bottom: .65rem; font-size: 1.35rem; }
.editorial-note p { margin: .35rem 0; color: var(--ink-soft); font-size: .9rem; }

.site-footer { margin-top: 2rem; border-top: 1px solid var(--line); background: var(--white); }
.footer-grid { display: grid; grid-template-columns: 1.25fr 1fr 1fr; gap: 2rem; padding-block: 2.8rem; }
.footer-grid h2 { font: 800 .78rem/1.3 var(--sans); letter-spacing: .08em; text-transform: uppercase; }
.footer-grid nav a { display: block; margin: .5rem 0; color: var(--ink-soft); font-size: .9rem; }
.footer-grid p { color: var(--muted); font-size: .86rem; }
.legal-line { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .75rem; padding-block: 1rem 1.6rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .8rem; }

@media (max-width: 47.49rem) {
  .desktop-nav { display: none; }
  .mobile-menu { display: block; position: relative; }
  .mobile-menu summary { min-height: 3rem; display: grid; place-items: center; padding: 0 .8rem; border: 1px solid var(--line); border-radius: .6rem; cursor: pointer; font-weight: 750; }
  .mobile-menu nav { position: absolute; right: 0; width: min(20rem, calc(100vw - 2rem)); max-height: calc(100vh - 6rem); overflow: auto; padding: .65rem; border: 1px solid var(--line); border-radius: .75rem; background: var(--white); box-shadow: 0 1rem 2rem rgba(23, 49, 59, .12); }
  .mobile-menu a { display: block; min-height: 2.8rem; padding: .65rem; }
  .hero-home { min-height: auto; }
  .home-hero-grid { grid-template-columns: 1fr; }
  .card-grid, .layout-four .card-grid, .knowledge-grid { grid-template-columns: 1fr; }
  .price-panel > div { display: grid; gap: .15rem; }
  .price-panel span { text-align: left; }
  .hero-actions { display: grid; }
  .button { width: 100%; }
  .footer-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
}