/* ===========================================================================
 *  Pauli Metallbau – Dach-Kostenrechner – Styling
 *  Markenfarben von pauli-metallbau.de: Rot #c4000b, Teal #82c0c7
 * ========================================================================= */

:root {
  --rot:        #c4000b;   /* Pauli-Markenrot */
  --rot-dunkel: #9c0009;
  --teal:       #82c0c7;   /* Akzent */
  --anthrazit:  #313131;   /* Text dunkel */
  --grau-900:   #1f2225;
  --grau-700:   #4a4f55;
  --grau-500:   #767c84;
  --grau-300:   #d9dde1;
  --grau-200:   #e8ebee;
  --grau-100:   #f3f5f7;
  --weiss:      #ffffff;
  --gruen:      #2e7d32;
  --radius:     12px;
  --schatten:   0 6px 24px rgba(20, 24, 28, 0.08);
  --schatten-l: 0 2px 8px rgba(20, 24, 28, 0.06);
  --max:        1180px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: "Open Sans", -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--anthrazit);
  background: var(--grau-100);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--rot); }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0; padding: 0;
}

/* ----------------------------- Kopf ------------------------------------- */
.kopf {
  background: var(--weiss);
  border-bottom: 3px solid var(--rot);
}
.kopf-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo { display: flex; align-items: baseline; gap: 8px; }
.logo-name {
  font-weight: 800;
  font-size: 26px;
  letter-spacing: 1px;
  color: var(--rot);
}
.logo-claim { font-weight: 600; color: var(--grau-700); font-size: 15px; }
.kopf-tel {
  font-weight: 700;
  color: var(--anthrazit);
  text-decoration: none;
  font-size: 15px;
}
.kopf-tel:hover { color: var(--rot); }

/* ----------------------------- Hero ------------------------------------- */
.hero {
  background: linear-gradient(135deg, var(--grau-900), #2b2f33);
  color: var(--weiss);
}
.hero-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 38px 20px 42px;
}
.hero h1 {
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 800;
  margin-bottom: 10px;
}
.hero h1::after {
  content: "";
  display: block;
  width: 64px; height: 4px;
  background: var(--rot);
  margin-top: 14px;
  border-radius: 2px;
}
.hero-text { max-width: 640px; color: #d7dade; font-size: 16px; }
.hero-text strong { color: var(--weiss); }

/* ----------------------------- Layout ----------------------------------- */
.layout {
  max-width: var(--max);
  margin: -22px auto 0;
  padding: 0 20px 40px;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 22px;
  align-items: start;
}
@media (max-width: 880px) {
  .layout { grid-template-columns: 1fr; }
}

.panel {
  background: var(--weiss);
  border-radius: var(--radius);
  box-shadow: var(--schatten);
}
.eingaben { padding: 8px 24px 24px; }

/* ----------------------------- Blöcke ----------------------------------- */
.block { border: 0; padding: 20px 0; border-bottom: 1px solid var(--grau-200); }
.block:last-child { border-bottom: 0; }
.block legend {
  font-weight: 800;
  font-size: 17px;
  color: var(--grau-900);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}
.schritt {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px; height: 26px;
  background: var(--rot);
  color: var(--weiss);
  border-radius: 50%;
  font-size: 14px;
  font-weight: 700;
}
.optional { font-weight: 400; font-size: 13px; color: var(--grau-500); }

/* ----------------------------- Felder ----------------------------------- */
.feld { margin-top: 14px; display: flex; flex-direction: column; gap: 6px; }
.feld label { font-weight: 600; font-size: 14px; color: var(--grau-700); }

input[type="number"], select {
  font-family: inherit;
  font-size: 16px;
  color: var(--anthrazit);
  padding: 11px 12px;
  border: 1.5px solid var(--grau-300);
  border-radius: 8px;
  background: var(--weiss);
  width: 100%;
  transition: border-color .15s, box-shadow .15s;
}
input[type="number"]:focus, select:focus {
  outline: none;
  border-color: var(--rot);
  box-shadow: 0 0 0 3px rgba(196, 0, 11, 0.12);
}
select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23767c84' d='M6 8 0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

.masse { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
@media (max-width: 460px) { .masse { grid-template-columns: 1fr; } }

.hinweis {
  margin-top: 12px;
  font-size: 13px;
  color: var(--grau-500);
  background: var(--grau-100);
  border-left: 3px solid var(--teal);
  padding: 8px 12px;
  border-radius: 0 6px 6px 0;
}

.deaktiviert { opacity: .45; pointer-events: none; }

/* ----------------------- Eindeckung-Karten ------------------------------ */
.eindeckung-karten {
  margin-top: 14px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
@media (max-width: 520px) { .eindeckung-karten { grid-template-columns: 1fr; } }

.eindeckung-karte {
  text-align: left;
  font-family: inherit;
  cursor: pointer;
  background: var(--weiss);
  border: 1.5px solid var(--grau-300);
  border-radius: 10px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: border-color .15s, box-shadow .15s, transform .05s;
}
.eindeckung-karte:hover { border-color: var(--teal); }
.eindeckung-karte:active { transform: translateY(1px); }
.eindeckung-karte.aktiv {
  border-color: var(--rot);
  box-shadow: 0 0 0 3px rgba(196, 0, 11, 0.10);
}
.karte-name { font-weight: 700; font-size: 15px; color: var(--grau-900); }
.karte-info { font-size: 12.5px; color: var(--grau-500); line-height: 1.4; }
.karte-preis { font-weight: 800; font-size: 14px; color: var(--rot); margin-top: auto; }
.badge {
  background: var(--teal);
  color: #0c3a40;
  font-size: 10.5px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 20px;
  vertical-align: middle;
  margin-left: 4px;
}

/* ----------------------- Schalter / Besonderheiten ---------------------- */
.feld-schalter, .bes-zeile {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 14px;
}
.bes-zeile { padding: 10px 0; border-bottom: 1px solid var(--grau-100); }
.bes-zeile:last-child { border-bottom: 0; }
.bes-text { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.bes-name { font-weight: 600; font-size: 14.5px; color: var(--grau-900); }
.bes-info { font-size: 12.5px; color: var(--grau-500); }

input[type="number"].bes-anzahl {
  width: 76px;
  min-width: 76px;
  text-align: center;
  flex-shrink: 0;
}

/* Toggle-Schalter */
.schalter { position: relative; display: inline-block; width: 46px; height: 26px; flex-shrink: 0; cursor: pointer; }
.schalter input { opacity: 0; width: 0; height: 0; }
.schalter-track {
  position: absolute; inset: 0;
  background: var(--grau-300);
  border-radius: 26px;
  transition: background .18s;
}
.schalter-track::before {
  content: ""; position: absolute;
  width: 20px; height: 20px; left: 3px; top: 3px;
  background: var(--weiss);
  border-radius: 50%;
  transition: transform .18s;
  box-shadow: 0 1px 3px rgba(0,0,0,.25);
}
.schalter input:checked + .schalter-track { background: var(--rot); }
.schalter input:checked + .schalter-track::before { transform: translateX(20px); }
.schalter input:focus-visible + .schalter-track { box-shadow: 0 0 0 3px rgba(196,0,11,.25); }

/* ----------------------------- Ergebnis --------------------------------- */
.ergebnis { padding: 0; }
.ergebnis-sticky { padding: 24px; position: sticky; top: 16px; }

.kpis {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 18px;
}
@media (max-width: 380px) { .kpis { grid-template-columns: repeat(2, 1fr); } }
.kpi {
  background: var(--grau-100);
  border-radius: 8px;
  padding: 10px 8px;
  text-align: center;
}
.kpi-wert { display: block; font-weight: 800; font-size: 16px; color: var(--grau-900); }
.kpi-label { display: block; font-size: 11px; color: var(--grau-500); margin-top: 2px; }

.ergebnis-box {
  background: linear-gradient(135deg, var(--rot), var(--rot-dunkel));
  color: var(--weiss);
  border-radius: 10px;
  padding: 20px;
  text-align: center;
  margin-bottom: 22px;
}
.ergebnis-titel { display: block; font-size: 13px; text-transform: uppercase; letter-spacing: .5px; opacity: .85; }
.ergebnis-spanne { display: block; font-size: clamp(24px, 4.5vw, 32px); font-weight: 800; margin: 6px 0 4px; }
.ergebnis-punkt { display: block; font-size: 13px; opacity: .9; }

.aufschl-titel { font-size: 16px; font-weight: 800; color: var(--grau-900); margin-bottom: 8px; }

/* Aufschlüsselung */
.gruppe { margin-bottom: 14px; }
.gruppe-kopf {
  display: flex; justify-content: space-between; align-items: baseline;
  border-bottom: 2px solid var(--grau-200);
  padding-bottom: 5px; margin-bottom: 6px;
}
.gruppe-titel { font-weight: 700; font-size: 13px; text-transform: uppercase; letter-spacing: .4px; color: var(--grau-700); }
.gruppe-summe { font-weight: 700; font-size: 14px; color: var(--grau-900); }

.position {
  display: flex; justify-content: space-between; align-items: baseline;
  gap: 12px; padding: 5px 0; font-size: 14px;
}
.pos-links { display: flex; flex-direction: column; }
.pos-name { color: var(--grau-900); }
.pos-detail { font-size: 12px; color: var(--grau-500); }
.pos-summe { font-weight: 600; color: var(--grau-900); white-space: nowrap; }

/* Summen */
.summen { margin-top: 16px; border-top: 2px solid var(--grau-200); padding-top: 12px; }
.summe-zeile { display: flex; justify-content: space-between; padding: 4px 0; font-size: 14.5px; color: var(--grau-700); }
.summe-zeile.gesamt {
  font-weight: 800; font-size: 19px; color: var(--grau-900);
  border-top: 1px solid var(--grau-200); margin-top: 6px; padding-top: 10px;
}

/* Anfrage-Button */
.btn-anfrage {
  display: block;
  margin-top: 20px;
  background: var(--rot);
  color: var(--weiss);
  text-align: center;
  text-decoration: none;
  font-weight: 700;
  font-size: 16px;
  padding: 15px;
  border-radius: 9px;
  transition: background .15s, transform .05s;
}
.btn-anfrage:hover { background: var(--rot-dunkel); }
.btn-anfrage:active { transform: translateY(1px); }

.disclaimer {
  margin-top: 16px;
  font-size: 12px;
  color: var(--grau-500);
  background: var(--grau-100);
  padding: 12px 14px;
  border-radius: 8px;
  line-height: 1.5;
}
.disclaimer strong { color: var(--grau-700); }

/* ----------------------------- Fuß -------------------------------------- */
.fuss {
  text-align: center;
  padding: 26px 20px 34px;
  color: var(--grau-500);
  font-size: 13px;
}
.fuss a { color: var(--grau-700); }
.fuss p { margin: 2px 0; }