:root {
  color-scheme: light dark;
  --paper: #fff8db;
  --surface: #fffdf4;
  --ink: #252117;
  --muted: #625d50;
  --accent: #755c00;
  --border: #d8cfae;
  --focus: #005fcc;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  color: var(--ink);
  background: var(--paper);
}

a { color: var(--accent); text-underline-offset: 0.18em; }
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

header, main, footer {
  width: min(52rem, calc(100% - 2rem));
  margin-inline: auto;
}

header { padding: 1.25rem 0 0.5rem; }
nav { display: flex; flex-wrap: wrap; gap: 0.5rem 1rem; }
nav a, .button, button {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

main {
  margin-block: 1rem 2rem;
  padding: clamp(1.25rem, 4vw, 2.5rem);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 1rem;
  box-shadow: 0 0.5rem 2rem rgb(80 64 0 / 10%);
}

h1 { font-size: clamp(2rem, 8vw, 3.4rem); line-height: 1.05; margin-top: 0; }
h2 { margin-top: 2rem; line-height: 1.2; }
.eyebrow, .updated, .muted { color: var(--muted); }
.cards { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr)); }
.card { padding: 1rem; border: 1px solid var(--border); border-radius: 0.75rem; }

label { display: block; margin: 1rem 0 0.4rem; font-weight: 650; }
input[type="text"] {
  width: 100%;
  min-height: 48px;
  padding: 0.7rem;
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  font: inherit;
  background: Canvas;
  color: CanvasText;
}
.check-row { display: flex; gap: 0.7rem; align-items: flex-start; font-weight: 400; }
.check-row input { margin-top: 0.35rem; inline-size: 1.2rem; block-size: 1.2rem; }
button {
  margin-top: 1rem;
  padding: 0.65rem 1rem;
  border: 0;
  border-radius: 0.5rem;
  font: inherit;
  font-weight: 700;
  color: white;
  background: #7d270e;
  cursor: pointer;
}
button:disabled { opacity: 0.55; cursor: not-allowed; }
.status { min-height: 3rem; padding: 0.75rem; border-left: 4px solid var(--border); }
footer { padding-bottom: 2rem; color: var(--muted); }

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #18160f;
    --surface: #232016;
    --ink: #f6efd8;
    --muted: #c9bea0;
    --accent: #f3d66c;
    --border: #564d34;
    --focus: #81b8ff;
  }
}