:root {
  --bg: #f6f7f9; --card: #ffffff; --ink: #1c2430; --muted: #5c6672; --line: #d9dee5;
  --accent: #1f3864; --accent-ink: #ffffff; --input: #fff8dc; --calc: #eaf5e9; --warn: #fbe3dc;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #12161c; --card: #1a2029; --ink: #e8ecf1; --muted: #a2adba; --line: #2c3540;
          --accent: #6f9bde; --accent-ink: #0d1117; --input: #2a2a1f; --calc: #1e2b22; --warn: #3a211c; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.45 system-ui, -apple-system, Segoe UI, Roboto, sans-serif; }
.wrap { max-width: 860px; margin: 0 auto; padding: 16px; }
h1 { font-size: 1.6rem; margin: 8px 0 4px; }
h2 { font-size: 1.2rem; margin: 0 0 8px; }
.sub { margin: 0 0 8px; }
.muted { color: var(--muted); }
.small { font-size: 0.85rem; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px; margin: 0 0 16px; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 14px; }
@media (max-width: 560px) { .grid { grid-template-columns: 1fr; } }
label { display: flex; flex-direction: column; font-size: 0.9rem; gap: 4px; }
input, select, button { font: inherit; }
input, select { padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; background: var(--input); color: var(--ink); width: 100%; }
.results { width: 100%; border-collapse: collapse; margin-top: 12px; }
.results td { padding: 6px 8px; border-top: 1px solid var(--line); }
.results td:last-child { text-align: right; font-variant-numeric: tabular-nums; background: var(--calc); min-width: 7em; }
.results .total td { font-weight: 700; }
.results .sur td { color: var(--muted); }
.credit { color: #1b7f3b; }
.due { color: #b23b2a; }
.cta { border-color: var(--accent); }
.btn { display: inline-block; background: var(--accent); color: var(--accent-ink); padding: 10px 16px; border-radius: 6px; text-decoration: none; font-weight: 600; }
.subscribe .row { display: flex; gap: 8px; margin-top: 6px; }
.subscribe button { padding: 8px 14px; border: 0; border-radius: 6px; background: var(--accent); color: var(--accent-ink); font-weight: 600; cursor: pointer; }
@media (max-width: 560px) { .subscribe .row { flex-direction: column; } }
footer { padding: 8px 0 24px; }

/* product list under the suite CTA */
.products { padding-left: 18px; margin: 6px 0 14px; }
.products li { margin: 4px 0; }
.products a { font-weight: 600; }