/* =========================================================
   UNIDOMO: Heizkurven-Rechner
   Datei: heizkurve-berechnen.css
   Ziel:  cdn02.plentyone.com/oo4kw3ewg65x/frontend/css/
   Optik analog zum Heiz- und Kühllastrechner (uni-hlr),
   eigener Namensraum uni-hkr.
   ========================================================= */

.uni-hkr {
  --uni-navy: #023b5f;
  --uni-azure: #008bc7;
  --uni-anthracite: #3e4346;
  --uni-azure-soft: #eaf6fc;
  --uni-azure-line: #a9d8ef;
  --uni-line: #e3e8eb;
  --uni-line-strong: #ccd5da;
  --uni-bg: #f5f8fa;
  --uni-muted: #6d777c;
  --uni-warn-bg: #fff6e8;
  --uni-warn-line: #f3d29b;
  --uni-warn-text: #7a4b00;
  --uni-r-lg: 16px;
  --uni-r-md: 12px;
  --uni-r-sm: 10px;
  --uni-shadow: 0 2px 4px rgba(2, 59, 95, .04), 0 10px 30px rgba(2, 59, 95, .07);
  --uni-shadow-sm: 0 1px 2px rgba(2, 59, 95, .05), 0 4px 14px rgba(2, 59, 95, .06);

  box-sizing: border-box;
  display: block;
  max-width: 960px;
  margin: 0 auto;
  color: var(--uni-anthracite);
  font-family: inherit;
  font-size: 16px;
  line-height: 1.55;
}

.uni-hkr *,
.uni-hkr *::before,
.uni-hkr *::after { box-sizing: border-box; }

.uni-hkr h2,
.uni-hkr h3,
.uni-hkr h4 {
  text-transform: none;
  letter-spacing: normal;
  font-family: inherit;
}

.uni-hkr p { text-transform: none; }
.uni-hkr label { margin: 0; display: block; }
.uni-hkr [hidden] { display: none !important; }

/* ---------------- Header ---------------- */

.uni-hkr__header {
  background: linear-gradient(135deg, var(--uni-navy) 0%, var(--uni-azure) 100%);
  border-radius: var(--uni-r-lg);
  margin-bottom: 8px;
  padding: 32px 32px 28px;
  color: #fff;
}

.uni-hkr__title {
  margin: 0 0 8px;
  font-size: 1.75rem;
  line-height: 1.2;
  font-weight: 700;
  color: #fff;
}

.uni-hkr__lead {
  margin: 0;
  max-width: 62ch;
  color: rgba(255, 255, 255, .88);
  font-size: 1rem;
}

/* ---------------- Karte und Abschnitte ---------------- */

.uni-hkr__card {
  background: #fff;
  border-radius: var(--uni-r-lg);
  box-shadow: var(--uni-shadow);
  padding: 30px 32px 28px;
  margin-bottom: 8px;
}

.uni-hkr__eyebrow {
  margin: 0 0 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--uni-azure);
}

.uni-hkr__step-title {
  margin: 0 0 6px;
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--uni-navy);
  line-height: 1.25;
}

.uni-hkr__step-hint {
  margin: 0 0 22px;
  color: var(--uni-muted);
  font-size: 0.9375rem;
  max-width: 64ch;
}

.uni-hkr__label {
  display: block;
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--uni-navy);
  margin: 0 0 8px;
}

/* ---------------- Auswahlkacheln ---------------- */

.uni-hkr__choices {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 12px;
}

.uni-hkr__choice { position: relative; display: block; }

.uni-hkr__choice input,
.uni-hkr__pill input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}

.uni-hkr__choice span {
  display: block;
  height: 100%;
  border: 2px solid var(--uni-line);
  border-radius: var(--uni-r-md);
  padding: 16px 16px 14px;
  cursor: pointer;
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--uni-navy);
  background: #fff;
  transition: border-color .18s ease, background-color .18s ease;
}

.uni-hkr__choice span small {
  display: block;
  font-weight: 400;
  font-size: 0.8125rem;
  color: var(--uni-muted);
  margin-top: 4px;
}

.uni-hkr__choice span:hover { border-color: var(--uni-azure-line); }

.uni-hkr__choice input:checked + span {
  border-color: var(--uni-azure);
  background: var(--uni-azure-soft);
}

.uni-hkr__choice input:checked + span small { color: var(--uni-navy); }

.uni-hkr__choice input:focus-visible + span,
.uni-hkr__pill input:focus-visible + span {
  outline: 3px solid rgba(0, 139, 199, .35);
  outline-offset: 2px;
}

/* ---------------- Pills ---------------- */

.uni-hkr__pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.uni-hkr__pill { position: relative; display: block; }

.uni-hkr__pill span {
  display: block;
  border: 2px solid var(--uni-line);
  border-radius: 999px;
  padding: 9px 18px;
  cursor: pointer;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--uni-anthracite);
  background: #fff;
  white-space: nowrap;
  transition: border-color .15s ease, background-color .15s ease, color .15s ease;
}

.uni-hkr__pill span:hover { border-color: var(--uni-azure-line); }

.uni-hkr__pill input:checked + span {
  border-color: var(--uni-azure);
  background: var(--uni-azure);
  color: #fff;
}

/* ---------------- Empfehlung ---------------- */

.uni-hkr__reco {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px 20px;
  margin-top: 18px;
  padding: 18px 20px;
  border-radius: var(--uni-r-md);
  background: var(--uni-azure-soft);
  color: var(--uni-navy);
}

.uni-hkr__reco p { margin: 0; font-size: 0.9375rem; }
.uni-hkr__reco strong { font-size: 1.125rem; }
.uni-hkr__reco small { display: block; color: var(--uni-muted); margin-top: 3px; font-size: 0.8125rem; }

/* ---------------- Schieberegler ---------------- */

.uni-hkr__layout {
  display: grid;
  grid-template-columns: minmax(240px, 300px) 1fr;
  gap: 28px;
  align-items: start;
}

.uni-hkr__sliders { display: flex; flex-direction: column; gap: 22px; }

.uni-hkr__slider-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 8px;
}

.uni-hkr__slider-head .uni-hkr__label { margin: 0; }

.uni-hkr__slider-head output {
  min-width: 64px;
  text-align: center;
  padding: 3px 10px;
  border-radius: 8px;
  background: var(--uni-azure-soft);
  font-weight: 700;
  color: var(--uni-navy);
  font-variant-numeric: tabular-nums;
}

.uni-hkr__range-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.uni-hkr__step-btn {
  flex: 0 0 36px;
  height: 36px;
  border: 2px solid var(--uni-line);
  border-radius: 8px;
  background: var(--uni-bg);
  color: var(--uni-navy);
  font: inherit;
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition: background-color .15s ease, color .15s ease, border-color .15s ease;
}

.uni-hkr__step-btn:hover { background: var(--uni-azure); border-color: var(--uni-azure); color: #fff; }
.uni-hkr__step-btn:focus-visible { outline: 3px solid rgba(0, 139, 199, .4); outline-offset: 2px; }

.uni-hkr input.uni-hkr__range {
  flex: 1 1 auto;
  width: 100%;
  height: 28px;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
}

.uni-hkr input.uni-hkr__range:focus { outline: none; }

.uni-hkr input.uni-hkr__range::-webkit-slider-runnable-track {
  height: 8px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--uni-navy), var(--uni-azure));
}

.uni-hkr input.uni-hkr__range::-moz-range-track {
  height: 8px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--uni-navy), var(--uni-azure));
}

.uni-hkr input.uni-hkr__range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 24px;
  height: 24px;
  margin-top: -8px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--uni-azure);
  box-shadow: 0 2px 6px rgba(2, 59, 95, .25);
}

.uni-hkr input.uni-hkr__range::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--uni-azure);
  box-shadow: 0 2px 6px rgba(2, 59, 95, .25);
}

.uni-hkr input.uni-hkr__range:focus-visible::-webkit-slider-thumb { box-shadow: 0 0 0 5px rgba(0, 139, 199, .3); }
.uni-hkr input.uni-hkr__range:focus-visible::-moz-range-thumb { box-shadow: 0 0 0 5px rgba(0, 139, 199, .3); }

.uni-hkr__scale {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--uni-muted);
  margin: 2px 44px 0;
}

/* ---------------- Diagramm ---------------- */

.uni-hkr__chart {
  border: 1px solid var(--uni-line);
  border-radius: var(--uni-r-md);
  padding: 10px 8px 6px;
  background: #fff;
}

.uni-hkr__chart svg { display: block; width: 100%; height: auto; }

.uni-hkr__legend {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  padding: 6px 10px 4px;
  font-size: 0.8125rem;
  color: var(--uni-anthracite);
}

.uni-hkr__legend span { display: inline-flex; align-items: center; gap: 7px; }
.uni-hkr__legend i { display: inline-block; width: 24px; height: 0; border-top: 4px solid var(--uni-navy); border-radius: 2px; }
.uni-hkr__legend i.is-ref { border-top: 3px dashed #8a949a; }
.uni-hkr__legend [hidden] { display: none; }

.uni-hkr__chart-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

/* ---------------- Ergebnis ---------------- */

.uni-hkr__totals {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px;
  margin: 24px 0 18px;
}

.uni-hkr__total {
  border-radius: var(--uni-r-md);
  padding: 18px 20px;
  background: linear-gradient(135deg, var(--uni-azure) 0%, #0079ad 100%);
  color: #fff;
  box-shadow: var(--uni-shadow-sm);
}

.uni-hkr__total--cold { background: linear-gradient(135deg, var(--uni-navy) 0%, #04527f 100%); }

.uni-hkr__total-label {
  margin: 0 0 4px;
  font-size: 0.875rem;
  font-weight: 600;
  color: rgba(255, 255, 255, .88);
}

.uni-hkr__total-value {
  margin: 0;
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
}

.uni-hkr__table-wrap { overflow-x: auto; }

.uni-hkr__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
  min-width: 520px;
}

.uni-hkr__table th,
.uni-hkr__table td {
  padding: 10px 12px;
  text-align: center;
  border-bottom: 1px solid var(--uni-line);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.uni-hkr__table th:first-child,
.uni-hkr__table td:first-child { text-align: left; }

.uni-hkr__table thead th {
  background: var(--uni-bg);
  color: var(--uni-navy);
  font-weight: 700;
  font-size: 0.8125rem;
}

.uni-hkr__table tbody tr:first-child td { font-weight: 700; color: var(--uni-navy); }

/* ---------------- Hinweise ---------------- */

.uni-hkr__info {
  margin: 16px 0 0;
  padding: 14px 18px;
  border-radius: var(--uni-r-md);
  background: var(--uni-azure-soft);
  font-size: 0.9375rem;
  color: var(--uni-navy);
}

.uni-hkr__warn {
  margin: 16px 0 0;
  padding: 14px 18px;
  border-radius: var(--uni-r-md);
  background: var(--uni-warn-bg);
  border: 1px solid var(--uni-warn-line);
  font-size: 0.9375rem;
  color: var(--uni-warn-text);
}

.uni-hkr__warn[hidden],
.uni-hkr__info[hidden] { display: none; }

.uni-hkr__diag-result {
  margin-top: 4px;
  padding: 20px 22px;
  border-radius: var(--uni-r-md);
  border: 2px solid var(--uni-azure-line);
  background: #fff;
}

.uni-hkr__diag-result h4 {
  margin: 0 0 8px;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--uni-navy);
}

.uni-hkr__diag-result p { margin: 0 0 12px; font-size: 0.9375rem; }
.uni-hkr__diag-result p:last-child { margin-bottom: 0; }
.uni-hkr__diag-result a { color: var(--uni-azure); font-weight: 600; }

.uni-hkr__note {
  border-radius: var(--uni-r-md);
  background: var(--uni-bg);
  padding: 18px 20px;
  font-size: 0.8125rem;
  line-height: 1.65;
  color: var(--uni-muted);
  margin: 0 0 8px;
}

.uni-hkr__note strong { color: var(--uni-anthracite); }

/* ---------------- Buttons ---------------- */

.uni-hkr__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 2px solid transparent;
  border-radius: var(--uni-r-sm);
  padding: 11px 22px;
  min-height: 46px;
  font: inherit;
  font-size: 0.9375rem;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.uni-hkr__btn--primary {
  background: var(--uni-azure);
  color: #fff;
  box-shadow: 0 4px 14px rgba(0, 139, 199, .28);
}

.uni-hkr__btn--primary:hover { background: var(--uni-navy); color: #fff; text-decoration: none; }

.uni-hkr__btn--ghost {
  background: #fff;
  color: var(--uni-navy);
  border-color: var(--uni-line-strong);
}

.uni-hkr__btn--ghost:hover { border-color: var(--uni-navy); background: var(--uni-bg); color: var(--uni-navy); text-decoration: none; }

.uni-hkr__btn:focus-visible { outline: 3px solid rgba(0, 139, 199, .4); outline-offset: 2px; }
.uni-hkr__btn[hidden] { display: none; }

.uni-hkr__cta {
  margin-top: 8px;
  padding: 26px 30px;
  border-radius: var(--uni-r-lg);
  background: linear-gradient(135deg, var(--uni-navy) 0%, var(--uni-azure) 100%);
  color: #fff;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.uni-hkr__cta p { margin: 0; max-width: 52ch; color: rgba(255, 255, 255, .9); }
.uni-hkr__cta strong { display: block; font-size: 1.125rem; color: #fff; margin-bottom: 5px; }
.uni-hkr__cta-btns { display: flex; flex-wrap: wrap; gap: 10px; }

.uni-hkr__cta .uni-hkr__btn {
  background: #fff;
  color: var(--uni-navy);
  box-shadow: none;
}

.uni-hkr__cta .uni-hkr__btn:hover { background: rgba(255, 255, 255, .88); color: var(--uni-navy); }

.uni-hkr__cta .uni-hkr__btn--outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, .7);
}

.uni-hkr__cta .uni-hkr__btn--outline:hover { background: rgba(255, 255, 255, .12); color: #fff; }

/* ---------------- Responsiv ---------------- */

@media (max-width: 760px) {
  .uni-hkr__layout { grid-template-columns: 1fr; gap: 22px; }
}

@media (max-width: 700px) {
  .uni-hkr__header { padding: 26px 22px 22px; }
  .uni-hkr__card { padding: 24px 18px 22px; }
  .uni-hkr__title { font-size: 1.4375rem; }
  .uni-hkr__step-title { font-size: 1.1875rem; }
  .uni-hkr__total-value { font-size: 1.75rem; }
  .uni-hkr__reco .uni-hkr__btn,
  .uni-hkr__chart-actions .uni-hkr__btn { width: 100%; }
  .uni-hkr__cta { flex-direction: column; align-items: flex-start; }
  .uni-hkr__cta-btns, .uni-hkr__cta .uni-hkr__btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  .uni-hkr *, .uni-hkr *::before, .uni-hkr *::after {
    transition: none !important;
    animation: none !important;
  }
}

@media print {
  .uni-hkr__cta, .uni-hkr__chart-actions, .uni-hkr__step-btn { display: none; }
  .uni-hkr__card { box-shadow: none; }
}