/* Light only: the DataCapture logo is dark text on a transparent background. */
:root {
  color-scheme: light;
  --ink: #3c3c3c;
  --muted: #5f6368;
  --line: #e3e6e0;
  --surface: #ffffff;
  --ground: #f6f7f4;
  --brand: #a2b664;      /* DataCapture rhombus green: decorative accents only */
  --action: #5c7322;     /* darker green: 5.3:1 against white text */
  --action-hover: #4f6519;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.masthead {
  background: var(--surface);
  border-bottom: 3px solid var(--brand);
  padding: 20px 16px;
}
.logo {
  display: block;
  width: 220px;
  height: auto;
  margin: 0 auto;
  max-width: 100%;
}

main {
  flex: 1;
  width: 100%;
  max-width: 880px;
  margin: 0 auto;
  padding: 48px 16px 56px;
}

h1 {
  margin: 0 0 8px;
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
}
.lede { margin: 0 0 32px; color: var(--muted); font-size: 17px; max-width: 60ch; }

.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}
@media (max-width: 680px) { .cards { grid-template-columns: 1fr; } }

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-top: 4px solid var(--brand);
  border-radius: 8px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.card h2 { margin: 0; font-size: 21px; font-weight: 600; }
.card p { margin: 0; color: var(--muted); flex: 1; }

.button {
  align-self: flex-start;
  margin-top: 8px;
  display: inline-block;
  background: var(--action);
  color: #ffffff;
  text-decoration: none;
  font-weight: 600;
  padding: 11px 20px;
  border-radius: 6px;
}
.button:hover { background: var(--action-hover); }
.button:focus-visible { outline: 3px solid var(--brand); outline-offset: 3px; }

.notes {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.notes h2 { margin: 0 0 12px; font-size: 15px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.notes ul { margin: 0; padding-left: 20px; display: grid; gap: 8px; max-width: 70ch; }

.nowrap { white-space: nowrap; }

footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 24px;
  max-width: 880px;
  width: 100%;
  margin: 0 auto;
  padding: 20px 16px 28px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}