/* Kalkulatorium: gemeinsames Design für alle Seiten */
:root {
  --bg: #f5f3ee;
  --card: #ffffff;
  --ink: #1d2433;
  --muted: #5c6577;
  --line: #e2ddd1;
  --accent: #0f6b5c;
  --accent-dark: #0a4f44;
  --accent-soft: #e3f1ed;
  --warn: #a4381f;
  --warn-soft: #fbece7;
  --info-soft: #eef2f8;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12161d;
    --card: #1b212b;
    --ink: #eceff4;
    --muted: #a2abbb;
    --line: #2c3442;
    --accent: #4fc2ab;
    --accent-dark: #7fd6c4;
    --accent-soft: #17302b;
    --warn: #ff9a80;
    --warn-soft: #3a211b;
    --info-soft: #1f2735;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.55;
}
a { color: var(--accent-dark); }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 16px; }
.narrow { max-width: 760px; }

header.site { padding: 20px 0 8px; }
.brand { font-weight: 700; letter-spacing: .02em; color: var(--accent-dark); text-decoration: none; font-size: 1.05rem; }
.brand span { color: var(--muted); font-weight: 500; }
h1 { font-size: clamp(1.6rem, 4.5vw, 2.3rem); line-height: 1.2; margin: 18px 0 10px; }
.lead { color: var(--muted); max-width: 62ch; margin: 0 0 24px; font-size: 1.05rem; }

.grid { display: grid; gap: 20px; grid-template-columns: 1fr; align-items: start; }
@media (min-width: 860px) {
  .grid { grid-template-columns: 1.1fr .9fr; }
  .result { position: sticky; top: 16px; }
}
.cards { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 700px) { .cards { grid-template-columns: 1fr 1fr; } }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
}
.card h2 { font-size: 1.1rem; margin: 0 0 14px; }
a.tile { display: block; text-decoration: none; color: var(--ink); transition: border-color .15s, transform .15s; }
a.tile:hover { border-color: var(--accent); transform: translateY(-2px); }
a.tile h2 { color: var(--accent-dark); margin-bottom: 6px; font-size: 1.2rem; }
a.tile p { margin: 0 0 10px; color: var(--muted); }
a.tile .go { color: var(--accent-dark); font-weight: 650; }
.tile.soon { border-style: dashed; color: var(--muted); }

fieldset { border: 0; margin: 0 0 18px; padding: 0; }
legend { font-weight: 650; margin-bottom: 8px; padding: 0; color: var(--accent-dark); font-size: .95rem; text-transform: uppercase; letter-spacing: .04em; }
.field { margin-bottom: 14px; }
.field label { display: block; font-weight: 600; font-size: .96rem; margin-bottom: 4px; }
.field .hint { display: block; font-weight: 400; color: var(--muted); font-size: .86rem; margin-top: 2px; }
.input-row { position: relative; }
input[type="number"], select {
  width: 100%;
  font: inherit;
  padding: 11px 44px 11px 12px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--bg);
  color: var(--ink);
}
select { padding-right: 12px; }
input[type="range"] { width: 100%; accent-color: var(--accent); }
input[type="number"]:focus-visible, select:focus-visible, input[type="checkbox"]:focus-visible, input[type="range"]:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 1px;
}
.unit { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); color: var(--muted); pointer-events: none; font-size: .95rem; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 420px) { .two { grid-template-columns: 1fr; } }
.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 500; cursor: pointer; }
.check input { margin-top: 5px; width: 18px; height: 18px; accent-color: var(--accent); }
.range-label { display: flex; justify-content: space-between; font-size: .9rem; color: var(--muted); }
.range-label strong { color: var(--ink); }
[hidden] { display: none !important; }

.big { background: var(--accent-soft); border-radius: 12px; padding: 16px; margin-bottom: 14px; }
.big .label { color: var(--muted); font-size: .9rem; }
.big .num { font-size: clamp(2rem, 7vw, 2.8rem); font-weight: 750; color: var(--accent-dark); line-height: 1.1; font-variant-numeric: tabular-nums; }
.big .sub { font-size: .95rem; margin-top: 4px; color: var(--ink); }
dl { margin: 0; }
.row { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-bottom: 1px solid var(--line); font-variant-numeric: tabular-nums; }
.row:last-child { border-bottom: 0; }
.row dt { color: var(--muted); }
.row dd { margin: 0; font-weight: 600; text-align: right; }
.row.total dt, .row.total dd { color: var(--ink); font-weight: 700; }
h3 { font-size: 1rem; margin: 18px 0 6px; }
table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; font-size: .95rem; }
th, td { text-align: right; padding: 7px 4px; border-bottom: 1px solid var(--line); }
th:first-child, td:first-child { text-align: left; }
th { color: var(--muted); font-weight: 600; font-size: .85rem; }
tr.current td { background: var(--accent-soft); font-weight: 700; }
.error { color: var(--warn); font-weight: 600; margin: 8px 0 0; }
.note { color: var(--muted); font-size: .85rem; margin-top: 14px; }

.callout { background: var(--info-soft); border-left: 4px solid var(--accent); border-radius: 8px; padding: 10px 14px; margin: 10px 0; font-size: .93rem; }
.callout.warn { background: var(--warn-soft); border-left-color: var(--warn); }
.callout p { margin: 0; }
.vet-box { background: var(--warn-soft); border: 1px solid var(--warn); border-radius: 12px; padding: 12px 16px; margin: 0 0 20px; max-width: 74ch; }
.vet-box strong { color: var(--warn); }

details { border: 1px solid var(--line); border-radius: 10px; padding: 10px 14px; margin: 10px 0; background: var(--bg); }
summary { cursor: pointer; font-weight: 600; }
details ul { margin: 8px 0 0; padding-left: 20px; }

article { margin: 36px 0 20px; max-width: 74ch; }
article h2 { font-size: 1.35rem; margin: 30px 0 8px; }
article h3 { font-size: 1.05rem; margin: 22px 0 4px; }
article ul, article ol { padding-left: 20px; }
article .tbl { margin: 12px 0; }

footer.site { border-top: 1px solid var(--line); margin-top: 32px; padding: 20px 0 40px; color: var(--muted); font-size: .9rem; }
footer.site a { color: var(--accent-dark); }

/* Textseiten (Impressum, Datenschutz) */
.legal h1 { margin-top: 22px; }
.legal h2 { font-size: 1.15rem; margin: 26px 0 6px; }
.legal p, .legal ul { margin: 0 0 12px; }
.legal ul { padding-left: 20px; }
address { font-style: normal; }