/* Farben nach WCAG AAA: Fließtext mindestens 7:1, Bedienelemente mindestens 3:1. */
:root {
  --nacht: #16241F;       /* Hero, Primärknopf, Überschriften */
  --nacht-2: #1F3029;
  --papier: #F1F2EE;
  --flaeche: #FFFFFF;
  --tinte: #16241F;
  --leise: #45534E;       /* 8,1:1 auf Weiß, 7,2:1 auf Papier */
  --rand: #7D8883;        /* Feldränder, 3,8:1 */
  --linie: #DDE1DD;       /* dekorative Trenner */
  --messing: #6B4C12;     /* Akzent als Text, 7,9:1 auf Weiß */
  --messing-hell: #E4C98F;/* Akzent auf Nacht, 10:1 */
  --messing-flaeche: #F7F0E1;
  --auswahl: #EEF2EF;
  --fehler: #9A2016;
  --radius-klein: 6px;
  --radius: 10px;
  --radius-gross: 18px;
  --serif: 'Gloock', Georgia, serif;
  --sans: 'Figtree', system-ui, sans-serif;
  --schatten: 0 1px 2px rgba(22, 36, 31, .06), 0 12px 32px -8px rgba(22, 36, 31, .18), 0 40px 80px -40px rgba(22, 36, 31, .35);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--papier);
  color: var(--tinte);
  font: 400 17px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
[hidden] { display: none !important; }

/* ---------- Kopf ---------- */
.kopf {
  background:
    radial-gradient(1200px 500px at 85% 0%, #243A31 0%, transparent 60%),
    var(--nacht);
  color: #FFFFFF;
  padding: 36px 16px 200px;
  overflow: hidden;
}
.kopf-innen {
  max-width: 1160px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  align-items: center;
  gap: 24px;
}
@media (min-width: 960px) {
  .kopf { padding-top: 44px; }
  .kopf-innen { grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 48px; }
}
.marke {
  display: flex; align-items: center; gap: 10px;
  margin: 0 0 64px;
  font: 600 16px/1 var(--sans);
  letter-spacing: .01em;
}
.marke svg { width: 26px; height: 26px; fill: none; stroke: var(--messing-hell); stroke-width: 2.4; }
h1 {
  margin: 0 0 24px;
  font: 400 clamp(48px, 7.4vw, 96px)/.98 var(--serif);
  letter-spacing: -.015em;
  max-width: 11ch;
}
.einleitung { margin: 0 0 20px; max-width: 32em; font-size: 19px; line-height: 1.6; color: #C8D0CB; }
.fakten { margin: 0; font-weight: 600; color: var(--messing-hell); }

/* Grundriss: das Markenzeichen */
.grundriss { width: 100%; height: auto; fill: none; overflow: visible; }
.grundriss .raster path { stroke: #FFFFFF; stroke-opacity: .05; stroke-width: 1; }
.grundriss .wand { stroke: var(--messing-hell); stroke-width: 7; stroke-linecap: square; }
.grundriss .tuer { stroke: var(--messing-hell); stroke-opacity: .6; stroke-width: 1.5; stroke-dasharray: 4 5; }
.grundriss .fenster { stroke: var(--nacht); stroke-width: 5; }
.grundriss text { fill: #C8D0CB; font: 400 17px var(--serif); text-anchor: middle; }
.grundriss text.mass { fill: var(--messing-hell); font: 500 12px var(--sans); letter-spacing: .04em; }
.grundriss .bemassung path { stroke: #C8D0CB; stroke-opacity: .5; stroke-width: 1; }
.grundriss .bemassung text { font: 500 11px var(--sans); fill: #C8D0CB; letter-spacing: .06em; }
@media (max-width: 959px) {
  .grundriss { position: absolute; width: 520px; right: -170px; top: 70px; opacity: .13; }
  .grundriss .raum, .grundriss .bemassung { display: none; }
  .kopf { position: relative; }
  .kopf-text { position: relative; z-index: 1; }
}
@media (prefers-reduced-motion: no-preference) {
  .grundriss .wand, .grundriss .fenster { stroke-dasharray: 1; stroke-dashoffset: 1; animation: zeichnen 1.6s cubic-bezier(.65, 0, .35, 1) .15s forwards; }
  .grundriss .fenster { animation-delay: 1.2s; animation-duration: .6s; }
  .grundriss .tuer, .grundriss .raum, .grundriss .bemassung { opacity: 0; animation: einblenden .8s 1.5s forwards; }
}
@keyframes zeichnen { to { stroke-dashoffset: 0; } }
@keyframes einblenden { to { opacity: 1; } }

/* ---------- Bühne und Karte ---------- */
.buehne { padding: 0 16px 80px; margin-top: -150px; position: relative; }
.karte {
  max-width: 1160px;
  margin: 0 auto;
  background: var(--flaeche);
  border-radius: var(--radius-gross);
  box-shadow: var(--schatten);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  overflow: hidden;
}
@media (min-width: 960px) {
  .karte { grid-template-columns: 290px minmax(0, 1fr); min-height: 640px; }
}

/* ---------- Fortschritt ---------- */
.fortschritt {
  padding: 22px 20px 18px;
  border-bottom: 1px solid var(--linie);
}
.fortschritt-kurz { display: flex; justify-content: space-between; gap: 12px; margin: 0 0 12px; font-size: 15px; }
#schritt-nr { color: var(--leise); }
#schritt-name { font-weight: 600; }
.balken { height: 4px; border-radius: 4px; background: var(--linie); overflow: hidden; }
.balken span { display: block; height: 100%; width: 25%; background: var(--nacht); border-radius: 4px; transition: width .4s cubic-bezier(.65, 0, .35, 1); }
.schritte, .hilfe-hinweis { display: none; }

@media (min-width: 960px) {
  .fortschritt {
    padding: 44px 32px;
    border-bottom: 0;
    border-right: 1px solid var(--linie);
    background: #F7F8F5;
    display: flex; flex-direction: column;
  }
  .fortschritt-kurz, .balken { display: none; }
  .schritte { display: block; list-style: none; margin: 0; padding: 0; }
  .schritte li {
    position: relative;
    display: flex; align-items: center; gap: 14px;
    padding: 0 0 34px;
    color: var(--leise);
    font-weight: 500;
  }
  .schritte li:not(:last-child)::after {
    content: ""; position: absolute; left: 11px; top: 28px; bottom: 6px;
    width: 2px; background: var(--linie);
  }
  .schritte li.erledigt:not(:last-child)::after { background: var(--nacht); }
  .punkt {
    flex: none; width: 24px; height: 24px; border-radius: 50%;
    border: 2px solid var(--rand); background: var(--flaeche);
    display: grid; place-items: center;
  }
  .schritte li.aktiv { color: var(--tinte); font-weight: 700; }
  .schritte li.aktiv .punkt { border-color: var(--nacht); box-shadow: inset 0 0 0 4px var(--flaeche); background: var(--nacht); }
  .schritte li.erledigt { color: var(--tinte); }
  .schritte li.erledigt .punkt { border-color: var(--nacht); background: var(--nacht); }
  .schritte li.erledigt .punkt::after {
    content: ""; width: 10px; height: 6px; margin-top: -2px;
    border: solid #FFFFFF; border-width: 0 0 2px 2px; transform: rotate(-45deg);
  }
  .hilfe-hinweis { display: block; margin: auto 0 0; font-size: 15px; color: var(--leise); }
}
.hilfe-muster {
  display: inline-grid; place-items: center; width: 22px; height: 22px; vertical-align: 1px;
  border: 1.5px solid var(--messing); border-radius: 50%;
  color: var(--messing); font-weight: 700; font-size: 13px;
}

/* ---------- Formular ---------- */
.formular { padding: 28px 20px 28px; min-width: 0; display: flex; flex-direction: column; }
@media (min-width: 640px) { .formular { padding: 44px 48px 40px; } }
@media (min-width: 960px) { .formular { padding: 52px 64px 44px; } }

.schritt h2 {
  margin: 0 0 10px;
  font: 400 clamp(32px, 4vw, 44px)/1.08 var(--serif);
  letter-spacing: -.01em;
}
.schritt h2:focus { outline: none; }
.schritt-intro { margin: 0 0 32px; max-width: 38em; color: var(--leise); }
@media (prefers-reduced-motion: no-preference) {
  .schritt.neu { animation: hereinschieben .35s cubic-bezier(.2, .7, .2, 1); }
  .schritt.neu.rueckwaerts { animation-name: hereinschieben-links; }
}
@keyframes hereinschieben { from { opacity: 0; transform: translateX(16px); } }
@keyframes hereinschieben-links { from { opacity: 0; transform: translateX(-16px); } }

.gruppe {
  margin: 36px 0 18px;
  padding-top: 24px;
  border-top: 1px solid var(--linie);
  font: 400 22px/1.2 var(--serif);
}

.reihe { display: grid; gap: 0 20px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 640px) {
  .reihe { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .reihe-plz { grid-template-columns: 150px minmax(0, 1fr); }
  .reihe-drei { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

.feld { margin: 0 0 24px; min-width: 0; }
label, .label { display: block; font-weight: 600; font-size: 16px; }
.feld > label, .feld > .label { margin: 0 0 8px; }
.label-zeile { display: flex; align-items: center; gap: 8px; margin: 0 0 8px; min-height: 28px; }
.label-zeile > label, .label-zeile > .label { margin: 0; }
.stern { color: var(--messing); }

input:not([type=radio]):not([type=checkbox]), select, textarea {
  display: block; width: 100%;
  min-height: 52px;
  padding: 13px 14px;
  font: inherit; font-size: 17px;
  color: var(--tinte);
  background: var(--flaeche);
  border: 1.5px solid var(--rand);
  border-radius: var(--radius-klein);
  transition: border-color .15s, box-shadow .15s;
}
input:not([type=radio]):not([type=checkbox]):hover, select:hover, textarea:hover { border-color: var(--leise); }
textarea { resize: vertical; min-height: 140px; line-height: 1.55; }
select {
  appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%2316241F' stroke-width='1.8'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 16px center;
  padding-right: 44px;
}
::placeholder { color: #5E6A66; opacity: 1; }
.einheit { position: relative; }
.einheit input { padding-right: 48px; }
.einheit span { position: absolute; right: 14px; top: 50%; transform: translateY(-50%); color: var(--leise); pointer-events: none; }

:focus-visible { outline: 3px solid var(--messing); outline-offset: 2px; }
input:focus-visible, select:focus-visible, textarea:focus-visible { outline: none; border-color: var(--nacht); box-shadow: 0 0 0 3px var(--flaeche), 0 0 0 6px var(--messing); }
[aria-invalid=true] { border-color: var(--fehler) !important; }
input[aria-invalid=true], select[aria-invalid=true] { box-shadow: 0 0 0 1px var(--fehler); }

/* Hilfe */
.hilfe {
  flex: none;
  width: 28px; height: 28px; padding: 0;
  display: grid; place-items: center;
  border: 1.5px solid var(--messing); border-radius: 50%;
  background: var(--flaeche); color: var(--messing);
  font: 700 14px/1 var(--sans);
  cursor: pointer;
  transition: background .15s, color .15s;
}
.hilfe:hover { background: var(--messing-flaeche); }
.hilfe[aria-expanded=true] { background: var(--messing); color: #FFFFFF; }
.hilfe-text {
  margin: 0 0 12px;
  padding: 14px 16px;
  border-radius: var(--radius-klein);
  background: var(--messing-flaeche);
  box-shadow: inset 3px 0 0 var(--messing);
  font-size: 16px; line-height: 1.6;
  color: var(--tinte);
  max-width: 62ch;
}
@media (prefers-reduced-motion: no-preference) {
  .hilfe-text.offen { animation: aufklappen .2s ease-out; }
}
@keyframes aufklappen { from { opacity: 0; transform: translateY(-4px); } }
.schritt h2 .hilfe, legend .hilfe { vertical-align: middle; }

/* Anliegen-Kacheln */
.kacheln {
  display: grid; gap: 12px;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 210px), 1fr));
}
.kachel {
  position: relative;
  display: grid; gap: 4px;
  grid-template-columns: 1fr auto;
  padding: 20px 20px 22px;
  border: 1.5px solid var(--linie);
  border-radius: var(--radius);
  background: var(--flaeche);
  cursor: pointer;
  transition: border-color .15s, box-shadow .2s, transform .2s;
}
.kachel input { position: absolute; opacity: 0; pointer-events: none; }
.kachel svg {
  grid-column: 1 / -1;
  width: 44px; height: 44px; margin: 0 0 14px;
  fill: none; stroke: var(--nacht); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round;
}
.kachel::after {
  content: "";
  position: absolute; top: 18px; right: 18px;
  width: 22px; height: 22px; border-radius: 50%;
  border: 1.5px solid var(--rand);
  background: var(--flaeche);
}
.kachel-titel { grid-column: 1 / -1; font: 400 23px/1.15 var(--serif); }
.kachel-text { grid-column: 1 / -1; font-size: 15px; line-height: 1.45; color: var(--leise); }
.kachel:hover { border-color: var(--rand); box-shadow: 0 8px 24px -12px rgba(22, 36, 31, .35); }
@media (prefers-reduced-motion: no-preference) { .kachel:hover { transform: translateY(-2px); } }
.kachel:has(input:checked) { border-color: var(--nacht); background: var(--auswahl); box-shadow: inset 0 0 0 1px var(--nacht); }
.kachel:has(input:checked)::after {
  border-color: var(--nacht); background: var(--nacht);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 22 22'%3E%3Cpath d='M6.5 11.5l3 3 6-7' fill='none' stroke='%23fff' stroke-width='2'/%3E%3C/svg%3E");
}
.kachel:has(input:focus-visible) { outline: 3px solid var(--messing); outline-offset: 3px; }
.kacheln[aria-invalid=true] .kachel { border-color: var(--fehler); }
@media (max-width: 520px) {
  .kachel { grid-template-columns: 44px 1fr; column-gap: 16px; padding: 16px 48px 16px 16px; align-items: center; }
  .kachel svg { grid-column: 1; grid-row: 1 / 3; margin: 0; width: 40px; height: 40px; }
  .kachel-titel, .kachel-text { grid-column: 2; }
  .kachel::after { top: 50%; transform: translateY(-50%); }
}

/* Segment-Auswahl Kontaktweg */
.segmente {
  display: inline-flex; flex-wrap: wrap;
  padding: 4px; gap: 4px;
  border: 1.5px solid var(--rand); border-radius: calc(var(--radius-klein) + 4px);
}
.segment { position: relative; cursor: pointer; font-weight: 500; }
.segment input { position: absolute; opacity: 0; pointer-events: none; }
.segment span { display: block; padding: 9px 18px; border-radius: var(--radius-klein); }
.segment:hover span { background: var(--auswahl); }
.segment:has(input:checked) span { background: var(--nacht); color: #FFFFFF; }
.segment:has(input:focus-visible) span { outline: 3px solid var(--messing); outline-offset: 2px; }

/* Überblick */
.ueberblick { margin: 8px 0 28px; padding: 24px; border-radius: var(--radius); background: #F7F8F5; border: 1px solid var(--linie); }
.ueberblick h3 { margin: 0 0 16px; font: 400 22px/1.2 var(--serif); }
.ueberblick-gruppe { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 4px 16px; padding: 14px 0; border-top: 1px solid var(--linie); }
.ueberblick-gruppe:first-child { border-top: 0; padding-top: 0; }
.ueberblick-gruppe h4 { margin: 0; font-size: 15px; font-weight: 700; }
.ueberblick-gruppe button {
  grid-column: 2; grid-row: 1;
  border: 0; background: none; padding: 0;
  color: var(--messing); font: 600 15px var(--sans); text-decoration: underline; text-underline-offset: 3px; cursor: pointer;
}
.ueberblick-gruppe dl { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(120px, max-content) minmax(0, 1fr); gap: 2px 16px; margin: 4px 0 0; font-size: 15px; }
.ueberblick-gruppe dt { color: var(--leise); }
.ueberblick-gruppe dd { margin: 0; overflow-wrap: anywhere; }
.ueberblick-gruppe p { grid-column: 1 / -1; margin: 0; font-size: 15px; color: var(--leise); }
@media (max-width: 520px) { .ueberblick { padding: 18px 16px; } .ueberblick-gruppe dl { grid-template-columns: minmax(0, 1fr); } .ueberblick-gruppe dd { margin-bottom: 6px; } }

/* Einwilligung */
.haken { display: flex; gap: 14px; align-items: flex-start; font-weight: 500; cursor: pointer; }
.haken input { width: 22px; height: 22px; margin: 2px 0 0; accent-color: var(--nacht); flex: none; }
.einwilligung .label-zeile { margin: 10px 0 0 36px; }
.einwilligung .label-zeile .label { font-weight: 500; font-size: 15px; color: var(--leise); }

.honig { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* Steuerung */
.meldung {
  margin: 0 0 20px; padding: 14px 16px;
  border-radius: var(--radius-klein);
  background: #FBEDEB; box-shadow: inset 3px 0 0 var(--fehler);
  color: var(--fehler); font-weight: 600;
}
.steuerung {
  margin-top: auto;
  padding-top: 28px;
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  border-top: 1px solid var(--linie);
}
.knopf {
  margin-left: auto;
  display: inline-flex; align-items: center; gap: 10px;
  min-height: 54px;
  padding: 0 30px;
  border: 0; border-radius: 999px;
  background: var(--nacht); color: #FFFFFF;
  font: 600 17px/1 var(--sans);
  cursor: pointer;
  transition: background .15s, transform .15s;
}
.knopf::after {
  content: ""; width: 18px; height: 10px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 18 10'%3E%3Cpath d='M0 5h16M12 1l4 4-4 4' fill='none' stroke='%23E4C98F' stroke-width='1.8'/%3E%3C/svg%3E") no-repeat center;
}
.knopf.senden::after { display: none; }
.knopf:hover { background: var(--nacht-2); }
.knopf:active { transform: translateY(1px); }
.knopf[disabled] { opacity: .7; cursor: wait; }
.knopf-zurueck {
  min-height: 54px; padding: 0 18px;
  border: 1.5px solid var(--rand); border-radius: 999px;
  background: var(--flaeche); color: var(--tinte);
  font: 600 16px/1 var(--sans); cursor: pointer;
}
.knopf-zurueck:hover { background: var(--auswahl); }

/* Danke */
.danke { padding: 56px 24px 64px; max-width: 640px; }
@media (min-width: 640px) { .danke { padding: 72px 64px; } }
.danke:focus { outline: none; }
.danke-zeichen { width: 64px; height: 64px; margin: 0 0 24px; fill: none; stroke: var(--nacht); stroke-width: 2; }
@media (prefers-reduced-motion: no-preference) {
  .danke-zeichen path { stroke-dasharray: 40; stroke-dashoffset: 40; animation: haken .5s .2s ease-out forwards; }
}
@keyframes haken { to { stroke-dashoffset: 0; } }
.danke h2 { margin: 0 0 12px; font: 400 clamp(36px, 5vw, 52px)/1.05 var(--serif); }
.danke > p { margin: 0 0 36px; font-size: 19px; color: var(--leise); }
.danke h3 { margin: 0 0 16px; font: 400 22px/1.2 var(--serif); }
.naechste { margin: 0; padding: 0; list-style: none; counter-reset: n; }
.naechste li { counter-increment: n; position: relative; padding: 0 0 18px 48px; color: var(--leise); }
.naechste li strong { color: var(--tinte); }
.naechste li::before {
  content: counter(n);
  position: absolute; left: 0; top: -1px;
  width: 30px; height: 30px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--nacht); color: var(--messing-hell);
  font: 400 16px/1 var(--serif);
}
@media (min-width: 960px) { .karte:has(.danke:not([hidden])) .fortschritt .schritte li .punkt { background: var(--nacht); border-color: var(--nacht); } }

/* Fuß */
.fuss {
  max-width: 1160px; margin: 0 auto; padding: 0 16px 48px;
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px;
  font-size: 15px; color: var(--leise);
}
.fuss p { margin: 0; display: flex; gap: 20px; }
.fuss a { color: inherit; text-underline-offset: 3px; }