:root {
  color-scheme: light;
  --canvas: #f5efe6;
  --paper: #fffaf3;
  --ink: #241f1a;
  --muted: #6e655c;
  --accent: #bd5b36;
  --accent-dark: #8f3f25;
  --line: #ded3c6;
  --shadow: 0 18px 50px rgb(69 47 33 / 9%);
}

* { box-sizing: border-box; }

html { background: var(--canvas); }

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 82% 8%, rgb(189 91 54 / 10%), transparent 25rem),
    var(--canvas);
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 18px;
  line-height: 1.65;
}

a { color: var(--accent-dark); text-underline-offset: 0.18em; }

a:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

.shell {
  width: min(100% - 40px, 920px);
  margin: 0 auto;
  padding: 72px 0 40px;
}

.document { width: min(100% - 40px, 760px); }

.masthead { padding: 48px 0 56px; }
.masthead.compact { padding: 28px 0 32px; }

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent-dark);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1, h2, strong {
  letter-spacing: -0.025em;
}

h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(2.8rem, 8vw, 5.6rem);
  line-height: 0.98;
}

.compact h1 { font-size: clamp(2.6rem, 7vw, 4.6rem); }

h2 {
  margin: 0 0 12px;
  font-size: 1.45rem;
  line-height: 1.25;
}

.lede {
  max-width: 680px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 1.18rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.card {
  display: grid;
  gap: 10px;
  min-height: 260px;
  padding: 32px;
  color: inherit;
  text-decoration: none;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
  transition: transform 160ms ease, border-color 160ms ease;
}

.card:hover { transform: translateY(-3px); border-color: var(--accent); }
.card strong { align-self: end; font-size: 1.7rem; }
.card > span:last-child { color: var(--muted); }

.card-kicker {
  color: var(--accent-dark);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.back-nav a { font-weight: 700; text-decoration: none; }

section {
  margin: 0 0 18px;
  padding: 28px;
  background: rgb(255 250 243 / 76%);
  border: 1px solid var(--line);
  border-radius: 14px;
}

section p:last-child,
section ul:last-child,
section ol:last-child { margin-bottom: 0; }

li + li { margin-top: 8px; }

.support-callout { border-left: 5px solid var(--accent); }

.button {
  display: inline-block;
  padding: 12px 18px;
  color: white;
  font-weight: 750;
  text-decoration: none;
  background: var(--accent-dark);
  border-radius: 9px;
}

.button:hover { background: #71301e; }

.fine-print { color: var(--muted); font-size: 0.9rem; }

details { padding: 14px 0; border-top: 1px solid var(--line); }
details:first-of-type { border-top: 0; }
summary { cursor: pointer; font-weight: 700; }

footer {
  margin-top: 48px;
  padding-top: 24px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  font-size: 0.9rem;
}

@media (max-width: 680px) {
  body { font-size: 16px; }
  .shell { padding-top: 36px; }
  .masthead { padding: 36px 0; }
  .card-grid { grid-template-columns: 1fr; }
  .card { min-height: 220px; }
  section { padding: 22px; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; }
}