:root {
  --bg: #faf8f3;
  --ink: #1d2420;
  --accent: #1f5c45;
  --accent2: #1f5c45;
  --muted: #545c56;
  --line: #d9d3c5;
  --warn: #9b2c1f;
  --card: #fff;
  --soft: #eef4f0;
}
:root.navy-theme {
  --bg: var(--w-cream);
  --ink: var(--w-ink);
  --accent: #011f5b;
  --accent2: #990000;
  --muted: var(--w-muted);
  --line: var(--w-line);
  --warn: #990000;
  --soft: #eaeef7;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font:
    17px/1.55 system-ui,
    -apple-system,
    "Segoe UI",
    Roboto,
    sans-serif;
}
.wrap {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 20px;
}
.skip {
  position: absolute;
  left: -9999px;
}
.skip:focus {
  left: 12px;
  top: 12px;
  background: #fff;
  padding: 8px;
  z-index: 9;
}
.top {
  background: var(--accent);
  color: #fff;
  padding: 18px 0 22px;
  border-bottom: 6px solid var(--accent2);
}
.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
h1 {
  margin: 0;
  font-size: 1.9rem;
  letter-spacing: -0.01em;
}
.tagline {
  margin: 6px auto 0;
  opacity: 0.95;
  max-width: 980px;
}
.toggles button {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.7);
  border-radius: 999px;
  padding: 6px 14px;
  font: inherit;
  font-size: 0.9rem;
  cursor: pointer;
  margin-left: 6px;
}
h2 {
  font-size: 1.2rem;
  margin: 36px 0 12px;
  color: var(--accent);
}
form h2 {
  margin-top: 24px;
}
.grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 28px;
  align-items: start;
}
@media (max-width: 760px) {
  .grid {
    grid-template-columns: 1fr;
  }
  h1 {
    font-size: 1.5rem;
  }
}
label {
  display: block;
  font-weight: 600;
  margin-top: 12px;
}
label.inline {
  font-weight: 400;
  display: flex;
  gap: 8px;
  align-items: flex-start;
  margin-top: 6px;
}
fieldset {
  border: 1px solid var(--line);
  border-radius: 8px;
  margin: 14px 0 0;
  padding: 8px 12px 12px;
}
legend {
  font-weight: 600;
  padding: 0 4px;
}
input[type="number"],
input[type="month"] {
  display: block;
  width: 100%;
  margin-top: 4px;
  padding: 11px;
  font-size: 1.05rem;
  border: 1.5px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
}
input[type="radio"] {
  margin-top: 5px;
  accent-color: var(--accent);
}
.slider {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 12px;
  align-items: center;
}
input[type="range"] {
  width: 100%;
  accent-color: var(--accent2);
  margin-top: 4px;
}
input[aria-invalid="true"] {
  border-color: var(--warn);
  background: #fff6f5;
}
:focus-visible {
  outline: 3px solid var(--accent2);
  outline-offset: 2px;
}
.err {
  color: var(--warn);
  display: block;
  min-height: 1.2em;
}
.note,
footer {
  color: var(--muted);
  font-size: 0.92rem;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px;
  box-shadow:
    0 1px 0 rgba(0, 0, 0, 0.03),
    0 8px 24px rgba(0, 0, 0, 0.04);
  margin-top: 24px;
}
.label {
  margin: 0;
  color: var(--muted);
}
.big {
  font-size: 2.6rem;
  font-weight: 750;
  font-variant-numeric: tabular-nums;
  color: var(--accent);
  margin: 2px 0 10px;
  line-height: 1.1;
}
.row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid var(--line);
  padding: 9px 0;
  font-variant-numeric: tabular-nums;
}
.row b {
  color: var(--accent2);
}
.keep {
  margin-top: 16px;
  padding: 14px;
  border-left: 5px solid var(--accent);
  background: var(--soft);
  border-radius: 0 8px 8px 0;
}
.keep.bad {
  border-color: var(--warn);
  background: #fbefed;
}
.bar-chart {
  display: flex;
  height: 14px;
  border-radius: 7px;
  overflow: hidden;
  margin: 10px 0 2px;
  background: var(--line);
}
.bar-chart span {
  display: block;
  background: var(--accent);
}
.bar-chart span + span {
  background: var(--accent2);
}
.tablewrap {
  overflow-x: auto;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
  background: var(--card);
  border-radius: 10px;
}
th,
td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
}
tr.offer td {
  font-weight: 700;
  background: var(--soft);
}
canvas {
  width: 100%;
  max-width: 600px;
  height: auto;
  border-radius: 12px;
  border: 1px solid var(--line);
  display: block;
}
.row-btns {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-top: 12px;
  flex-wrap: wrap;
}
.row-btns button {
  background: var(--accent);
  color: #fff;
  border: 0;
  border-radius: 8px;
  padding: 10px 16px;
  font: inherit;
  cursor: pointer;
}
.row-btns button + button {
  background: var(--accent2);
}
a {
  color: var(--accent);
}
footer {
  padding: 28px 20px 48px;
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

/* Navy and red wave theme (see theme/waves.css). Navy is the default; the green theme stays available. */
.top.w-wave {
  border-bottom: 0;
  padding-bottom: 26px;
}
:root.navy-theme .top.w-wave {
  background-color: var(--w-navy);
  background-image: url("theme/wave-lines.svg");
}
:root:not(.navy-theme) .top.w-wave {
  background-image: none;
  background-color: var(--accent);
  border-bottom: 6px solid var(--accent2);
  margin-bottom: 0;
  padding-bottom: 22px;
}
:root:not(.navy-theme) .top.w-wave::after {
  display: none;
}
.top h1,
main h2,
main h3 {
  font-family: var(--w-serif);
  font-weight: 600;
}
.top h1 {
  font-size: 2.2rem;
}
.foot .w-script {
  font-size: 1.7em;
  vertical-align: -0.15em;
}