:root {
  --bg: #fbfaf8;
  --fg: #1e1c1a;
  --muted: #6a655f;
  --line: #e0dbd4;
  --card: #ffffff;
  --accent: #7a5c3e;
  --good: #2f6b4f;
  --bad: #a33a2c;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16151a; --fg: #eceaf0; --muted: #a09aa8; --line: #2e2c35;
    --card: #1e1d24; --accent: #c9a87c; --good: #74c79e; --bad: #e08878;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 16px/1.6 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
header, main, footer { max-width: 46rem; margin: 0 auto; padding: 0 1.25rem; }
header { padding-top: 3rem; }
h1 { font-size: 2.4rem; margin: 0 0 .3rem; letter-spacing: -.02em; }
.tagline { margin: 0 0 2rem; color: var(--muted); font-size: 1.1rem; }
.intro p { margin: 0 0 1rem; }
h2 { font-size: 1.25rem; margin: 0 0 .75rem; }

.grid { display: grid; gap: 1.1rem; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); }
label { display: flex; flex-direction: column; font-weight: 600; gap: .35rem; }
.opt { font-weight: 400; color: var(--muted); }
input, select {
  font: inherit; padding: .55rem .7rem; border: 1px solid var(--line);
  border-radius: .5rem; background: var(--card); color: var(--fg); width: 100%;
}
input:focus, select:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
small { font-weight: 400; color: var(--muted); font-size: .85rem; line-height: 1.45; }

form { margin: 2rem 0; }

.card {
  background: var(--card); border: 1px solid var(--line); border-radius: .75rem;
  padding: 1.25rem 1.4rem; margin: 2rem 0;
}
.card h2 { font-size: 1.5rem; letter-spacing: -.01em; }
.total { color: var(--muted); margin: 0 0 1rem; }
.card.warn { border-color: var(--bad); }

table { width: 100%; border-collapse: collapse; margin: 0 0 1rem; }
th, td { text-align: left; padding: .5rem .6rem .5rem 0; border-top: 1px solid var(--line); vertical-align: top; }
th { font-weight: 600; white-space: nowrap; }
.note { color: var(--muted); font-size: .9rem; }

.verdict { margin: 0 0 1rem; padding: .6rem .8rem; border-radius: .5rem; }
.verdict.good { background: color-mix(in srgb, var(--good) 12%, transparent); color: var(--good); }
.verdict.bad { background: color-mix(in srgb, var(--bad) 12%, transparent); color: var(--bad); }
.caveat { color: var(--muted); font-size: .88rem; margin: 0; }

.notes ul { padding-left: 1.1rem; }
.notes li { margin-bottom: .5rem; }

footer {
  margin-top: 3.5rem; padding-top: 1.25rem; padding-bottom: 3rem;
  border-top: 1px solid var(--line); color: var(--muted); font-size: .9rem;
}
footer nav a { color: var(--accent); }
.small { font-size: .85rem; }
a { color: var(--accent); }

.prose p, .prose li { max-width: 38rem; }
.prose h1 { font-size: 1.9rem; margin-bottom: 1rem; }