/* ====================================================================
   B2B-Seiten: /firmenkunden/ und /institutionen/ mit Serienrechner.
   Nur auf diesen zwei Seiten geladen. Keine neuen Farben: alles aus den
   Tokens in at.css (Anthrazit, Gelb, Grund, Linien).
   ==================================================================== */
:root {
  --b2b-dunkel-linie: color-mix(in oklab, var(--paper) 16%, var(--anthrazit));
  --b2b-dunkel-text: color-mix(in oklab, var(--paper) 82%, var(--anthrazit));
}

/* ------------------------------------------------ Kopf */
.b2b-dachzeile { margin: 0 0 0.7rem; font-size: 0.95rem; font-weight: 600; color: var(--ink-3); }
.b2b-antwort { margin: 1.1rem 0 0; padding-left: 1rem; border-left: 3px solid var(--gelb); max-width: 58ch; font-size: clamp(1.05rem, 1rem + 0.25vw, 1.15rem); line-height: 1.55; color: var(--ink-2); }
.b2b-grenze { display: inline-block; margin: 1.1rem 0 0; padding: 0.6rem 0.95rem; border-radius: 14px; background: var(--gelb-soft); color: var(--ink); font-weight: 600; font-size: 1rem; line-height: 1.4; max-width: 46ch; }
.b2b-held .gebiet { display: block; }
.b2b-held .gebiet a { font-weight: 600; color: var(--ink); }
@media (max-width: 599px) { .b2b-antwort { font-size: 1rem; line-height: 1.55; } }
.b2b-kopf { max-width: 46rem; margin-bottom: var(--raum-titel); }
.b2b-kopf p { margin: 0.7rem 0 0; color: var(--ink-2); max-width: 60ch; }
.b2b-text { color: var(--ink-2); max-width: 60ch; }

/* ------------------------------------------------ Karten: Bereich, Fuer wen, Rechnung an */
.b2b-bereiche { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--raum-gitter); grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr)); }
@media (min-width: 1000px) { .b2b-bereiche--vier { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
@media (min-width: 800px) { .b2b-bereiche--drei { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.b2b-bereiche > li { display: flex; min-width: 0; }
.b2b-bereich { flex: 1; display: flex; flex-direction: column; gap: 0.35rem; padding: var(--raum-karte); border-radius: var(--r-card); background: var(--paper); color: var(--ink); text-decoration: none; transition: transform 220ms var(--feder), box-shadow 220ms var(--feder); }
.abschnitt:not(.abschnitt--ground) .b2b-bereich, .b2b-bereiche--still .b2b-bereich { background: var(--ground); }
a.b2b-bereich:hover { transform: translateY(-3px); box-shadow: var(--schatten-1); }
.b2b-bereich__zeichen { display: grid; place-items: center; width: 44px; height: 44px; margin-bottom: 0.35rem; border-radius: 12px; background: var(--gelb-soft); color: var(--ink); }
.b2b-bereich strong { font-family: var(--f-display); font-size: 1.08rem; letter-spacing: -0.01em; line-height: 1.25; }
.b2b-bereich__text { color: var(--ink-2); font-size: 0.95rem; }
.b2b-bereich__link { display: inline-flex; align-items: center; gap: 0.4rem; margin-top: auto; padding-top: 0.6rem; font-weight: 600; font-size: 0.93rem; white-space: nowrap; text-decoration: underline; text-decoration-color: var(--gelb); text-decoration-thickness: 2px; text-underline-offset: 0.25em; }
.b2b-bereich__link svg { flex: none; transition: transform 220ms var(--feder); }
a.b2b-bereich:hover .b2b-bereich__link svg { transform: translateX(3px); }

/* ------------------------------------------------ Pakete */
.pakete { display: grid; gap: var(--raum-gitter); grid-template-columns: repeat(auto-fill, minmax(min(100%, 19.5rem), 1fr)); }
.paket { display: flex; min-width: 0; scroll-margin-top: 90px; }
.paket__kern { flex: 1; display: flex; flex-direction: column; padding: var(--raum-karte); min-width: 0; }
.paket__kopf { display: flex; align-items: center; gap: 0.75rem; }
.paket__zeichen { display: grid; place-items: center; flex: none; width: 44px; height: 44px; border-radius: 12px; background: var(--anthrazit); color: var(--gelb); }
.paket__kopf h3 { font-size: 1.2rem; }
.paket__fuer { margin: 0.9rem 0 0; color: var(--ink-2); font-size: 0.95rem; }
.paket__fuer span { display: block; font-weight: 600; color: var(--ink); font-size: 0.875rem; }
.paket .haken-liste { margin-top: 0.9rem; font-size: 0.96rem; }
.paket__fakten { margin: 1.1rem 0 0; display: grid; gap: 0; border-top: 1px solid var(--line-soft); }
.paket__fakten > div { display: grid; grid-template-columns: 6.5rem minmax(0, 1fr); gap: 0.75rem; padding: 0.6rem 0; border-bottom: 1px solid var(--line-soft); font-size: 0.92rem; }
.paket__fakten dt { font-weight: 600; color: var(--ink); }
.paket__fakten dd { margin: 0; color: var(--ink-2); }
.paket__cta { display: inline-flex; align-items: center; gap: 0.45rem; align-self: flex-start; min-height: 44px; margin-top: auto; padding-top: 0.8rem; font-weight: 600; white-space: nowrap; text-decoration: underline; text-decoration-color: var(--gelb); text-decoration-thickness: 2px; text-underline-offset: 0.25em; }
.paket__cta svg { transition: transform 220ms var(--feder); }
.paket__cta:hover svg { transform: translateX(3px); }
.paket__preis { margin: 1.1rem 0 0; font-weight: 600; }
.paket__preis span { display: inline-block; margin-right: 0.4rem; padding: 0.1rem 0.55rem; border-radius: 99px; background: var(--ground); font-size: 0.875rem; color: var(--ink-2); }
@media (max-width: 380px) { .paket__fakten > div { grid-template-columns: 1fr; gap: 0.1rem; } }

/* ------------------------------------------------ Fragen als Ueberschrift */
.b2b-fragen__gitter { display: grid; gap: 2.5rem; }
@media (min-width: 900px) { .b2b-fragen__gitter { grid-template-columns: 1fr 1fr; gap: 3.5rem; } }
.b2b-frage h2 { font-size: clamp(1.4rem, 1.2rem + 0.9vw, 1.9rem); }
.b2b-frage p { margin: 0.9rem 0 0; color: var(--ink-2); max-width: 56ch; }

/* ------------------------------------------------ Ablauf mit fuenf Schritten */
@media (min-width: 760px) {
  .b2b-ablauf { grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr)); }
  .b2b-ablauf li { padding: 3.3rem 1.1rem 1.15rem; }
  .b2b-ablauf li::before { top: 1.1rem; left: 1.1rem; }
}

/* ------------------------------------------------ Was Sie bekommen + Muster */
.b2b-bekommen { align-items: start; }
.b2b-bekommen__notiz { margin: 1.4rem 0 0; }
.muster { margin: 0; min-width: 0; }
.muster__blatt { padding: clamp(1rem, 3vw, 1.6rem); }
.muster__kopf { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; padding-bottom: 0.9rem; border-bottom: 2px solid var(--ink); }
.muster__marke { margin: 0; font-family: var(--f-display); font-weight: 700; font-size: 1.05rem; line-height: 1.25; }
.muster__unter { margin: 0.2rem 0 0; font-size: 0.9rem; color: var(--ink-2); }
.muster__stempel { flex: none; padding: 0.25rem 0.7rem; border: 2px solid var(--ink-3); border-radius: 8px; color: var(--ink-3); font-family: var(--f-display); font-weight: 700; font-size: 0.875rem; letter-spacing: 0.12em; text-transform: uppercase; transform: rotate(-4deg); }
.muster__tabelle { width: 100%; border-collapse: collapse; margin: 0.6rem 0 0; font-size: 0.9rem; }
.muster__tabelle th { padding: 0.55rem 0.35rem; text-align: left; font-size: 0.875rem; color: var(--ink-3); font-weight: 600; border-bottom: 1px solid var(--line); }
.muster__tabelle td { padding: 0.6rem 0.35rem; vertical-align: top; border-bottom: 1px solid var(--line-soft); color: var(--ink); overflow-wrap: anywhere; }
.muster__tabelle td small { display: block; color: var(--ink-3); font-size: 0.875rem; line-height: 1.35; margin-top: 0.1rem; }
.muster__tabelle td:first-child { white-space: nowrap; width: 1%; padding-left: 0; }
.muster__tabelle :is(td, th):last-child { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; padding-right: 0; }
.muster__tabelle th:first-child { padding-left: 0; }
.muster__tabelle tfoot :is(th, td) { padding-top: 0.75rem; border-bottom: 0; font-weight: 700; color: var(--ink); font-size: 0.95rem; }
.muster__kst { margin-top: 0.9rem; padding: 0.75rem 0.9rem; border-radius: 12px; background: var(--ground); font-size: 0.88rem; }
.muster__kst p { margin: 0 0 0.35rem; font-weight: 600; }
.muster__kst ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.2rem; }
.muster__kst li { display: flex; justify-content: space-between; gap: 1rem; color: var(--ink-2); }
.muster__kst b { font-weight: 600; color: var(--ink); font-variant-numeric: tabular-nums; white-space: nowrap; }
.muster figcaption { padding: 0.7rem 0.9rem 0.45rem; font-size: 0.875rem; color: var(--ink-3); line-height: 1.45; }

/* ------------------------------------------------ Faktenleiste */
.b2b-faktenleiste { background: var(--ground); padding-block: calc(var(--raum-abschnitt) * 0.75); }
.b2b-faktenleiste .fakt strong { overflow-wrap: anywhere; }

/* ------------------------------------------------ Institutionen: machen / nicht */
.ja-nein { display: grid; gap: 1rem; margin-top: 1.75rem; }
@media (min-width: 800px) { .ja-nein { grid-template-columns: 1fr 1fr; gap: 1.25rem; } }
.ja-nein__spalte { border-radius: var(--r-card); padding: var(--raum-karte); min-width: 0; }
.ja-nein__spalte h3 { font-size: 1.15rem; }
.ja-nein__spalte--ja { background: var(--ground); }
.ja-nein__spalte--nein { background: var(--paper); box-shadow: inset 0 0 0 1px var(--line); }
.nein-liste { list-style: none; margin: 1.1rem 0 0; padding: 0; display: grid; gap: 0.55rem; }
.nein-liste li { position: relative; padding-left: 1.7rem; color: var(--ink-2); }
.nein-liste li::before { content: ""; position: absolute; left: 0; top: 0.35em; width: 16px; height: 16px; border-radius: 50%; background: var(--sunk); box-shadow: inset 0 0 0 1px var(--line-feld); }
.nein-liste li::after { content: ""; position: absolute; left: 4px; top: calc(0.35em + 7px); width: 8px; height: 2px; background: var(--ink-2); border-radius: 1px; }

/* ------------------------------------------------ Abrechnung, Datenschutz, Regeln */
.b2b-klv { margin: 1.5rem 0 0; padding: 0.9rem 1.1rem; max-width: 52rem; border-left: 4px solid var(--anthrazit-hell); border-radius: 0 14px 14px 0; background: var(--ground); color: var(--ink-2); font-size: 0.95rem; }
.b2b-regeln { display: grid; gap: 2rem; align-items: start; }
.b2b-regeln > * { min-width: 0; }
@media (min-width: 900px) { .b2b-regeln { grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); gap: 3rem; } }
.b2b-datenschutz .schale__kern { padding: 1.4rem 1.5rem; }
.b2b-datenschutz h2 { font-size: 1.3rem; }
.b2b-datenschutz p { color: var(--ink-2); margin: 0.8rem 0 0; }
.b2b-regeln > div > h2 { font-size: clamp(1.4rem, 1.2rem + 0.9vw, 1.9rem); }
.b2b-regelliste { margin: 1.1rem 0 0; display: grid; }
.b2b-regelliste > div { display: grid; grid-template-columns: 10rem minmax(0, 1fr); gap: 1rem; padding: 0.8rem 0; border-top: 1px solid var(--line); }
.b2b-regelliste > div:first-child { border-top: 0; padding-top: 0; }
.b2b-regelliste dt { font-weight: 600; }
.b2b-regelliste dd { margin: 0; color: var(--ink-2); }
@media (max-width: 560px) { .b2b-regelliste > div { grid-template-columns: 1fr; gap: 0.15rem; } }

/* ====================================================================
   Serienrechner
   ==================================================================== */
.serie-abschnitt { scroll-margin-top: 70px; }
.serie { padding: 6px; }
.serie__gitter { display: grid; gap: 6px; }
.serie__gitter > * { min-width: 0; }
@media (min-width: 960px) { .serie__gitter { grid-template-columns: minmax(0, 1fr) 24rem; align-items: start; } }
.serie__form { padding: clamp(1.1rem, 3vw, 1.75rem); min-width: 0; }
.serie__gruppe { border: 0; margin: 0 0 1.1rem; padding: 0; min-width: 0; }
.serie__frage { margin: 0 0 0.55rem; padding: 0; font-family: var(--f-text); font-weight: 600; font-size: 0.95rem; color: var(--ink); }
.serie .feld { margin-bottom: 0.8rem; }
.serie .feld :is(input:not([type="checkbox"]):not([type="radio"]), select) {
  background-color: var(--ground); border: 1px solid var(--line-feld); border-radius: 12px; min-height: 52px; padding: 0.7rem 0.95rem;
  transition: background-color 180ms var(--ease), border-color 180ms var(--ease);
}
.serie .feld :is(input, select):focus-visible { background-color: var(--paper); border-color: var(--ink); outline: 3px solid var(--anthrazit); outline-offset: 2px; }
.serie .feld input[type="time"] { min-width: 0; }
.serie .chips { margin-bottom: 0; }
.serie .tage { margin-top: 0; }

/* Schnellwahl */
.serie__vorlagen { margin: 0 0 1.3rem; padding-bottom: 1.2rem; border-bottom: 1px solid var(--line-soft); }
.serie__vorlagen-reihe { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.serie__vorlage { display: inline-flex; align-items: center; min-height: 44px; padding: 0.45rem 1rem; border: 0; border-radius: 99px; background: var(--ground); color: var(--ink); font: 600 0.9rem/1.25 var(--f-text); text-align: left; cursor: pointer; box-shadow: inset 0 0 0 1px var(--line); transition: background-color 200ms var(--ease), color 200ms var(--ease), box-shadow 200ms var(--ease); }
.serie__vorlage:hover { background: var(--sunk); }
.serie__vorlage[aria-pressed="true"] { background: var(--anthrazit); color: var(--paper); box-shadow: none; }
.serie__vorlage:focus-visible { outline: 3px solid var(--anthrazit); outline-offset: 2px; }
/* Handy: Schnellwahl als ruhiges Zweiergitter, alle Felder gleich hoch */
@media (max-width: 599px) {
  .serie__vorlagen-reihe { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.5rem; }
  .serie__vorlage { justify-content: center; text-align: center; min-height: 52px; padding: 0.5rem 0.75rem; border-radius: var(--r-feld); }
  .serie__vorlage:last-child:nth-child(odd) { grid-column: 1 / -1; }
}
@media (prefers-reduced-motion: no-preference) { .serie__vorlage:active { transform: scale(0.97); } }

/* Strecken */
.serie__strecke { padding: 0.95rem 1rem 0.35rem; margin: 0 0 0.7rem; border-radius: 16px; box-shadow: inset 0 0 0 1px var(--line); }
.serie__strecke-kopf { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin: 0 0 0.6rem; min-height: 28px; }
.serie__strecke-kopf b { font-size: 0.9rem; font-weight: 600; color: var(--ink-2); }
.serie__weg, .serie__plus, .serie__km-knopf { border: 0; background: none; padding: 0.3rem 0.2rem; min-height: 44px; color: var(--ink); font: 600 0.9rem/1.2 var(--f-text); cursor: pointer; text-decoration: underline; text-decoration-color: var(--gelb-2); text-decoration-thickness: 2px; text-underline-offset: 0.22em; white-space: nowrap; }
.serie__weg { min-height: 32px; color: var(--ink-2); }
.serie__km-knopf { min-height: 0; padding: 0; display: inline; white-space: normal; }
.serie__weg:hover, .serie__plus:hover, .serie__km-knopf:hover { text-decoration-color: var(--ink); }
.serie__plus { padding-inline: 0; }
.serie__schalter { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 52px; margin: 0 0 0.8rem; padding: 8px 12px 8px 14px; border-radius: 14px; background: var(--ground); cursor: pointer; }
.serie__schalter > span { display: grid; gap: 1px; font-weight: 600; font-size: 0.95rem; }
.serie__schalter small { font-weight: 400; font-size: 0.875rem; color: var(--ink-3); }
.serie__strecke .serie__schalter { background: var(--ground); }
.serie__status { margin: 0 0 0.6rem; font-size: 0.88rem; color: var(--ink-3); min-height: 0; }
.serie__status:empty { display: none; }
.serie__status--ok { color: var(--ink-2); }
.serie__status--ok::before { content: ""; display: inline-block; width: 7px; height: 7px; margin-right: 0.45rem; border-radius: 50%; background: var(--gelb); box-shadow: 0 0 0 1px var(--ink); vertical-align: 0.1em; }
.serie__status--fehler { color: var(--warn); }
.serie__status--laedt { color: var(--ink-3); }
.serie__zeiten { margin-top: 0.2rem; }
.serie__notiz { margin: 0 0 1.1rem; }
.serie__anzahl { margin-bottom: 0; }

/* Ergebnis: Taxameter wie auf der Startseite */
.serie__ergebnis { padding: clamp(0.9rem, 2.5vw, 1.25rem); min-width: 0; }
@media (min-width: 960px) { .serie__ergebnis { position: sticky; top: 84px; } }
.serie__meter { display: grid; gap: 0.15rem; padding: 1rem 1.15rem 1.05rem; border-radius: 18px; background: var(--anthrazit); color: var(--paper); box-shadow: var(--schatten-2); }
.serie__label { margin: 0; font-size: 0.875rem; font-weight: 600; color: var(--anthrazit-hell); }
.serie__summe { display: flex; align-items: baseline; gap: 0.45rem; margin: 0; line-height: 1.05; }
.serie__summe span { font-size: 0.95rem; font-weight: 600; color: var(--anthrazit-hell); white-space: nowrap; }
.serie__summe b { font-family: var(--f-display); font-size: clamp(2.3rem, 1.9rem + 1.6vw, 3rem); letter-spacing: -0.02em; color: var(--gelb); font-variant-numeric: tabular-nums; transition: opacity 200ms var(--ease); }
.serie__satz { margin: 0.35rem 0 0; padding-top: 0.55rem; border-top: 1px solid var(--b2b-dunkel-linie); font-size: 0.92rem; line-height: 1.45; color: var(--b2b-dunkel-text); }
.serie__meter.ist-am-rechnen .serie__summe b { opacity: 0.45; }
.serie__meter.hat-fehler .serie__satz { color: var(--gelb-soft); }
@media (prefers-reduced-motion: no-preference) {
  .serie__meter.hat-wert:not(.ist-am-rechnen) .serie__summe b { animation: serie-halt 420ms var(--ease); }
  @keyframes serie-halt { 50% { transform: scale(1.03); } }
}
.serie__summe b { display: inline-block; transform-origin: left center; }
.serie__details { margin-top: 1rem; }
.serie__tabelle { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.serie__tabelle caption { text-align: left; font-weight: 600; font-size: 0.9rem; padding: 0 0 0.4rem; }
.serie__tabelle th { padding: 0.45rem 0.3rem; text-align: left; font-size: 0.875rem; font-weight: 600; color: var(--ink-3); border-bottom: 1px solid var(--line); }
.serie__tabelle td { padding: 0.55rem 0.3rem; vertical-align: top; border-bottom: 1px solid var(--line-soft); }
.serie__tabelle :is(th, td):first-child { padding-left: 0; }
.serie__tabelle :is(th, td):not(:first-child) { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.serie__tabelle :is(th, td):last-child { padding-right: 0; font-weight: 600; }
.serie__tabelle td small { display: block; color: var(--ink-3); font-size: 0.875rem; }
.serie__rechnung { margin-top: 0.8rem; font-size: 0.9rem; }
.serie__rechnung summary { display: inline-flex; align-items: center; min-height: 44px; cursor: pointer; font-weight: 600; text-decoration: underline; text-decoration-color: var(--gelb); text-decoration-thickness: 2px; text-underline-offset: 0.22em; }
.serie__rechnung summary:focus-visible { outline: 3px solid var(--anthrazit); outline-offset: 2px; border-radius: 6px; }
.serie__rechnung dl { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 0.45rem 1rem; margin: 0.4rem 0 0.6rem; }
.serie__rechnung dt { color: var(--ink); }
.serie__rechnung dt small { display: block; color: var(--ink-3); font-size: 0.875rem; }
.serie__rechnung dd { margin: 0; text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.serie__rechnung .summe { font-weight: 700; border-top: 1px solid var(--line); padding-top: 0.4rem; }
.serie__rechnung .klein { margin: 0.45rem 0 0; font-size: 0.85rem; }
.serie__hinweis { margin: 1rem 0 0; font-size: 0.9rem; color: var(--ink-2); line-height: 1.5; }
.serie__stand { margin: 0.5rem 0 0; }
.serie__offerte { width: 100%; margin-top: 1.1rem; padding-inline: 1rem; font-size: 0.95rem; }
.serie__ohne { margin: 0.6rem 0 0; text-align: center; }
@media (max-width: 440px) { .serie__lang { display: none; } }
@media (max-width: 420px) {
  .serie__strecke { padding-inline: 0.75rem; }
  .serie__meter { padding-inline: 0.95rem; }
}

@media (prefers-reduced-motion: reduce) {
  .b2b-bereich, .b2b-bereich__link svg, .paket__cta svg, .serie__vorlage { transition: none; }
  a.b2b-bereich:hover { transform: none; }
}