/* NettoRechner – German flag palette only: black / red / gold (Steuerjahr 2026) */
:root {
  --red: #DD0000;
  --red-dark: #a30000;
  --red-darker: #7c0000;
  --black: #111111;
  --gold: #FFCE00;
  --gold-dark: #9a7b00;
  --gold-soft: #fff6d9;
  --bg: #faf7f0;
  --card: #ffffff;
  --text: #1a1a1a;
  --muted: #6f675b;
  --border: #e7ddc4;
  --radius: 10px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
}
/* ---------- header ---------- */
.flag-bar{display:block;width:100%;height:8px;background:linear-gradient(to right,#000 0 33.333%,#DD0000 33.333% 66.666%,#FFCE00 66.666% 100%);}
.site-header {
  background: #0d0d0d;
  color: #fff;
  padding: 0;
  box-shadow: 0 2px 8px rgba(0,0,0,.25);
}
.header-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}
.logo { font-size: 1.45rem; font-weight: 800; color: #fff; text-decoration: none; letter-spacing: .3px; }
.logo span { color: var(--gold); }
.main-nav { display: flex; flex-wrap: wrap; gap: 4px; }
.main-nav a {
  color: #f0e9d6;
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: .92rem;
  font-weight: 600;
}
.main-nav a:hover { background: rgba(255,206,0,.16); color: var(--gold); }
.main-nav a.active { background: rgba(255,206,0,.16); color: var(--gold); box-shadow: inset 0 -3px 0 var(--gold); }
/* ---------- layout ---------- */
.container { max-width: 960px; margin: 0 auto; padding: 26px 20px 40px; }
h1 { font-size: 1.75rem; margin: 6px 0 10px; color: var(--black); line-height: 1.3; }
h2 { font-size: 1.3rem; color: var(--black); margin-top: 2.2rem; padding-bottom: 6px; border-bottom: 3px solid var(--gold); display: inline-block; }
h3 { font-size: 1.08rem; color: var(--black); }
.intro { color: var(--muted); font-size: 1.05rem; max-width: 720px; }
/* ---------- calculator card ---------- */
.calc-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-top: 4px solid var(--red);
  border-radius: var(--radius);
  padding: 26px;
  margin: 22px 0 10px;
  box-shadow: 0 3px 14px rgba(0,0,0,.06);
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 20px;
}
.form-group { display: flex; flex-direction: column; }
.form-group.full { grid-column: 1 / -1; }
label { font-weight: 600; font-size: .92rem; margin-bottom: 6px; }
label .hint { display: block; font-weight: 400; font-size: .8rem; color: var(--muted); }
input[type="number"], input[type="text"], select {
  padding: 11px 12px;
  border: 1px solid var(--border);
  border-radius: 7px;
  font-size: 1rem;
  background: #fffdf7;
  width: 100%;
}
input:focus, select:focus { outline: 2px solid var(--red); border-color: var(--red); }
.checkbox-row { display: flex; align-items: center; gap: 10px; font-size: .95rem; }
.checkbox-row input { width: 18px; height: 18px; accent-color: var(--red); }
.btn {
  display: inline-block;
  background: var(--red);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 14px 34px;
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
  margin-top: 20px;
  transition: background .15s;
}
.btn:hover { background: var(--red-dark); }
/* ---------- results ---------- */
.result {
  margin-top: 24px;
  border: 2px solid var(--red);
  border-radius: var(--radius);
  overflow: hidden;
}
.result-head {
  background: var(--red);
  color: #fff;
  padding: 12px 18px;
  font-weight: 700;
  font-size: 1.05rem;
}
.result-body { padding: 8px 18px 14px; }
.result-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--border);
  font-size: .98rem;
}
.result-row:last-child { border-bottom: none; }
.result-row .val { font-weight: 700; white-space: nowrap; }
.result-row.minus .val { color: var(--red); }
.result-row.total { font-size: 1.15rem; }
.result-row.total .val { color: var(--red-dark); }
.result-note { font-size: .85rem; color: var(--muted); padding: 0 18px 14px; }
.badge {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 20px;
  font-size: .82rem;
  font-weight: 700;
}
.badge.ok { background: var(--gold); color: var(--black); }
.badge.warn { background: var(--gold-soft); color: var(--gold-dark); border: 1px solid var(--gold); }
.badge.no { background: var(--red); color: #fff; }
/* ---------- content ---------- */
.explainer { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; margin-top: 26px; }
.explainer p { margin: 0 0 1rem; }
.explainer ul { margin: 0 0 1rem; padding-left: 1.3rem; }
.explainer a { color: var(--red-dark); }
.faq { margin-top: 8px; }
.faq details {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 10px;
  padding: 14px 18px;
}
.faq summary { font-weight: 700; cursor: pointer; color: var(--black); }
.faq summary::-webkit-details-marker { color: var(--red); }
.disclaimer {
  font-size: .85rem; color: var(--muted);
  background: var(--gold-soft); border: 1px solid var(--gold);
  border-radius: 8px; padding: 12px 16px; margin-top: 22px;
}
/* ---------- related calculators ---------- */
.related { margin-top: 30px; }
.related h2 { margin-top: 0; }
.related .tool-grid { grid-template-columns: 1fr 1fr 1fr; }
.related .tool-card { padding: 16px; }
.related .tool-card h3 { font-size: .98rem; }
.related .tool-card p { font-size: .84rem; }
@media (max-width: 640px) { .related .tool-grid { grid-template-columns: 1fr; } }
/* ---------- hub cards ---------- */
.tool-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 20px; }
.tool-card {
  background: var(--card); border: 1px solid var(--border); border-top: 4px solid var(--gold); border-radius: var(--radius);
  padding: 22px; text-decoration: none; color: var(--text);
  transition: transform .12s, box-shadow .12s;
}
.tool-card:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0,0,0,.10); border-top-color: var(--red); }
.tool-card h3 { margin: 0 0 8px; color: var(--red-dark); }
.tool-card p { margin: 0; font-size: .92rem; color: var(--muted); }
.tool-card .go { display: inline-block; margin-top: 12px; color: var(--red); font-weight: 700; }
/* ---------- footer ---------- */
.site-footer { background: #0d0d0d; color: #d8d2c2; margin-top: 30px; }
.site-footer::after{content:"";display:block;height:8px;background:linear-gradient(to right,#000 0 33.333%,#DD0000 33.333% 66.666%,#FFCE00 66.666% 100%);}
.footer-inner { max-width: 960px; margin: 0 auto; padding: 26px 20px; font-size: .88rem; }
.footer-inner a { color: var(--gold); text-decoration: none; margin-right: 18px; }
.footer-inner a:hover { text-decoration: underline; }
.footer-inner p { margin: 8px 0 0; color: #a39c8b; }
/* ---------- responsive ---------- */
@media (max-width: 640px) {
  .form-grid { grid-template-columns: 1fr; }
  .tool-grid { grid-template-columns: 1fr; }
  h1 { font-size: 1.45rem; }
  .calc-card { padding: 18px; }
  .header-inner { flex-direction: column; align-items: flex-start; }
}

/* ---------- mobile: phones & small tablets (2026-10-18) ---------- */
@media (max-width: 768px) {
  .container { padding: 18px 14px 30px; }
  h1 { font-size: 1.4rem; }
  h2 { font-size: 1.15rem; }
  .intro { font-size: .98rem; }
  html, body { overflow-x: clip; }
  img, svg, canvas, video, table { max-width: 100%; }
  .header-inner { flex-direction: column; align-items: flex-start; padding: 12px 14px; gap: 8px; }
  .main-nav { flex-wrap: wrap; row-gap: 6px; }
  .main-nav a { padding: 7px 10px; font-size: .88rem; }
  .calc-card { padding: 16px; margin: 16px 0 8px; }
  .explainer { padding: 18px 16px; }
  .faq details { padding: 12px 14px; }
  input[type="number"], input[type="text"], input[type="date"], input[type="time"],
  input[type="email"], input[type="tel"], select, textarea { font-size: 16px; }
  .btn { width: 100%; padding: 14px 16px; text-align: center; }
  .form-actions .btn { width: 100%; }
  .result-row { flex-wrap: wrap; }
  .result-body { padding: 6px 14px 12px; }
  .result-note { padding: 0 14px 12px; }
  table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .footer-inner a { display: inline-block; margin: 0 14px 10px 0; }
}
@media (max-width: 400px) {
  h1 { font-size: 1.25rem; }
  .logo { font-size: 1.25rem; }
}