/* NÜRNBERGER BU-Formular – eigenständiges Styling, Prefix .nbf */

.nbf {
  --nbf-bg: #eef0f3;
  --nbf-border: #003460;
  --nbf-navy: #003460;
  --nbf-teal: #006366;
  --nbf-input-border: #608ca1;
  --nbf-red: #be3c23;
  --nbf-red-dark: #a3321d;
  --nbf-thumb: #3b5f7f;
  --nbf-track: #c4d2dc;
  --nbf-grey: #9aa3ab;
  --nbf-green: #1a7f37;
  --nbf-white: #ffffff;
  --nbf-text: #000000;

  box-sizing: border-box;
  color: var(--nbf-text);
  font-size: 16px;
  line-height: 1.4;
  max-width: 920px;
}
.nbf *,
.nbf *::before,
.nbf *::after { box-sizing: inherit; }

.nbf-form {
  background: transparent;
  border: 0;
  margin: 0;
  padding: 0;
}
.nbf-form--framed {
  background: var(--nbf-bg);
  border: 1px solid var(--nbf-border);
  padding: 32px 36px 36px;
}

.nbf-title {
  color: var(--nbf-navy);
  font-size: 25px;
  font-weight: 700;
  line-height: 1.2;
  margin: 0 0 22px;
}

/* ---------- Vorschaltfrage ---------- */
/* Vorschaltfrage wird ab Step 2 per JS ausgeblendet */
.nbf-gate[hidden] { display: none; }
.nbf-gate {
  background: var(--nbf-white);
  border: 1px solid #cfd6dd;
  border-radius: 10px;
  padding: 18px 22px 16px;
  margin: 10px 0 10px;
}
.nbf-gate__question {
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 12px;
}
.nbf-gate__hint {
  margin: 16px 0 0 4px;
}
.nbf-gate__hint strong {
  display: block;
  font-size: 16px;
  margin-bottom: 4px;
}
.nbf-gate__hint span:not(.nbf-gate__icon) {
  color: var(--nbf-text);
  font-size: 14px;
}
.nbf-gate__hint--yes .nbf-gate__icon { color: var(--nbf-green); }

/* ---------- Radios / Checkboxen ---------- */
.nbf-radio {
  align-items: center;
  cursor: pointer;
  display: flex;
  font-size: 16px;
  gap: 10px;
  margin: 8px 0;
}
.nbf-radio input {
  appearance: none;
  -webkit-appearance: none;
  background: var(--nbf-white);
  border: 2px solid var(--nbf-navy);
  border-radius: 50%;
  cursor: pointer;
  flex: none;
  height: 24px;
  margin: 0;
  position: relative;
  width: 24px;
}
.nbf-radio input:checked::after {
  background: var(--nbf-navy);
  border-radius: 50%;
  content: "";
  inset: 4px;
  position: absolute;
}
.nbf-radio input:focus-visible,
.nbf-checkbox input:focus-visible {
  outline: 2px solid var(--nbf-teal);
  outline-offset: 2px;
}

.nbf-checkbox {
  align-items: flex-start;
  cursor: pointer;
  display: flex;
  font-size: 14px;
  gap: 14px;
  line-height: 1.5;
}
.nbf-checkbox input {
  appearance: none;
  -webkit-appearance: none;
  background: var(--nbf-white);
  border: 2px solid var(--nbf-navy);
  border-radius: 0;
  cursor: pointer;
  flex: none;
  height: 26px;
  margin: 2px 0 0;
  position: relative;
  width: 26px;
}
.nbf-checkbox input:checked::after {
  border: solid var(--nbf-navy);
  border-width: 0 3px 3px 0;
  content: "";
  height: 13px;
  left: 7px;
  position: absolute;
  top: 2px;
  transform: rotate(45deg);
  width: 7px;
}
.nbf-checkbox a { color: var(--nbf-teal); text-decoration: underline; }

/* ---------- Steps ---------- */
.nbf-steps {
  border: 0;
  margin: 0;
  min-width: 0;
  padding: 0;
  transition: opacity .25s ease;
}
.nbf-steps.nbf-locked {
  filter: grayscale(.5);
  opacity: .45;
  pointer-events: none;
  user-select: none;
}
.nbf-step[hidden] { display: none; }

.nbf-question {
  color: var(--nbf-teal);
  font-size: 20px;
  line-height: 28px;
  margin: 14px 0 8px 4px !important;
}
.nbf-subtitle {
  color: var(--nbf-teal);
  font-size: 20px;
  line-height: 28px;
  margin: 0 0 10px 4px !important;
}
.nbf-text {
  font-size: 18px;
  line-height: 1.5;
  margin: 0 0 18px 4px !important;
}
.nbf-required-note {
  font-size: 13px;
  margin: 8px 0 6px 4px !important;
}
.nbf-hint {
  font-size: 15px;
  line-height: 1.45;
  margin: -2px 0 10px 4px !important;
}
.nbf-fn-ref {
  font-size: 60%;
  line-height: 0;
  vertical-align: super;
}
.nbf-fn-ref a {
  color: inherit;
  text-decoration: none;
}
.nbf-footnote {
  color: var(--nbf-text);
  font-size: 13px;
  line-height: 1.45;
  margin: 0 0 18px 4px !important;
}
.nbf-footnote sup { font-size: 75%; }

/* ---------- Textfelder mit Floating Label ---------- */
.nbf-field {
  margin: 0 0 12px;
  position: relative;
}
.nbf-field input {
  background: var(--nbf-white);
  border: 1px solid var(--nbf-input-border);
  border-radius: 0;
  box-shadow: none;
  color: var(--nbf-text);
  font-family: inherit;
  font-size: 18px;
  height: 62px;
  line-height: 1.2;
  margin: 0;
  outline: none;
  padding: 24px 20px 6px;
  width: 100%;
}
.nbf-field input:focus { border-color: var(--nbf-navy); }
.nbf-field input.is-invalid { border-color: var(--nbf-red); }
.nbf-field label {
  color: var(--nbf-text);
  font-size: 18px;
  left: 21px;
  max-width: calc(100% - 42px);
  overflow: hidden;
  pointer-events: none;
  position: absolute;
  text-overflow: ellipsis;
  top: 19px;
  transition: top .2s ease, font-size .2s ease;
  white-space: nowrap;
}
.nbf-field input:focus + label,
.nbf-field input:not(:placeholder-shown) + label,
.nbf-field--date label {
  font-size: 12px;
  top: 7px;
}
.nbf-field--date input::-webkit-calendar-picker-indicator { cursor: pointer; }
.nbf-field--date .nbf-date-alt {
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='22' height='22' viewBox='0 0 24 24' fill='none' stroke='%23003460' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='5' width='18' height='16' rx='2'/%3E%3Cpath d='M16 3v4M8 3v4M3 11h18'/%3E%3C/svg%3E");
  background-position: right 18px center;
  background-repeat: no-repeat;
  cursor: pointer;
  padding-right: 52px;
}

/* ---------- flatpickr-Kalender im Formular-Look ---------- */
.flatpickr-calendar.nbf-calendar {
  border: 1px solid #cfd6dd;
  border-radius: 6px;
  box-shadow: 0 8px 28px rgba(0, 0, 0, .18);
  font-family: inherit;
  font-size: 16px;
  padding: 6px 0 8px;
  width: 352px;
}
.nbf-calendar .flatpickr-months { padding: 6px 6px 2px; }
.nbf-calendar .flatpickr-month,
.nbf-calendar .flatpickr-current-month { height: 46px; }
.nbf-calendar .flatpickr-current-month {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0;
  font-size: 18px;
}
.nbf-calendar .flatpickr-current-month .flatpickr-monthDropdown-months,
.nbf-calendar .flatpickr-current-month input.cur-year {
  color: #003460;
  font-family: inherit;
  font-size: 18px;
  font-weight: 700;
}
.nbf-calendar .flatpickr-current-month .flatpickr-monthDropdown-months { padding: 4px 2px; }
.nbf-calendar .flatpickr-current-month .numInputWrapper { width: 7ch; }
.nbf-calendar .flatpickr-prev-month,
.nbf-calendar .flatpickr-next-month {
  padding: 12px;
  height: 46px;
  display: flex;
  align-items: center;
}
.nbf-calendar .flatpickr-prev-month svg,
.nbf-calendar .flatpickr-next-month svg {
  fill: #003460;
  height: 16px;
  width: 16px;
}
.nbf-calendar .flatpickr-prev-month:hover svg,
.nbf-calendar .flatpickr-next-month:hover svg { fill: #be3c23; }
.nbf-calendar .flatpickr-weekdays { height: 32px; }
.nbf-calendar span.flatpickr-weekday {
  color: #5f6b76;
  font-size: 13px;
  font-weight: 600;
}
.nbf-calendar .flatpickr-innerContainer,
.nbf-calendar .flatpickr-rContainer,
.nbf-calendar .flatpickr-days,
.nbf-calendar .dayContainer {
  max-width: 350px;
  min-width: 350px;
  width: 350px;
}
.nbf-calendar .flatpickr-day {
  border-radius: 50%;
  color: #000;
  font-size: 16px;
  height: 44px;
  line-height: 44px;
  margin: 2px 0;
  max-width: 44px;
}
.nbf-calendar .flatpickr-day:hover,
.nbf-calendar .flatpickr-day:focus {
  background: #e4ecf2;
  border-color: #e4ecf2;
}
.nbf-calendar .flatpickr-day.today { border-color: #be3c23; }
.nbf-calendar .flatpickr-day.today:hover { background: #e4ecf2; color: #000; }
.nbf-calendar .flatpickr-day.selected,
.nbf-calendar .flatpickr-day.selected:hover {
  background: #003460;
  border-color: #003460;
  color: #fff;
}
.nbf-calendar .flatpickr-day.flatpickr-disabled,
.nbf-calendar .flatpickr-day.flatpickr-disabled:hover,
.nbf-calendar .flatpickr-day.prevMonthDay,
.nbf-calendar .flatpickr-day.nextMonthDay { color: #b5bcc4; }
@media (max-width: 400px) {
  .flatpickr-calendar.nbf-calendar { width: 308px; }
  .nbf-calendar .flatpickr-innerContainer,
  .nbf-calendar .flatpickr-rContainer,
  .nbf-calendar .flatpickr-days,
  .nbf-calendar .dayContainer { max-width: 306px; min-width: 306px; width: 306px; }
  .nbf-calendar .flatpickr-day { height: 40px; line-height: 40px; max-width: 40px; }
}
.nbf-field__error {
  color: var(--nbf-red);
  font-size: 13px;
  margin: 4px 0 0;
}
.nbf-field__error[hidden] { display: none; }

.nbf-grid {
  display: grid;
  gap: 0 24px;
  grid-template-columns: 1fr;
}
@media (min-width: 768px) {
  .nbf-grid { grid-template-columns: 1fr 1fr; }
}

/* ---------- Anrede ---------- */
.nbf-salutation {
  border: 0;
  margin: 0 0 14px;
  min-width: 0;
  padding: 0;
}
.nbf-salutation legend {
  font-size: 18px;
  margin: 0 0 6px;
  padding: 0;
}
.nbf-salutation__options {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 30px;
}

/* ---------- Schieberegler ---------- */
.nbf-range {
  background: var(--nbf-white);
  border: 1px solid #aeb5bc;
  margin: 0 0 12px;
  padding: 18px 24px 26px;
}
.nbf-range__head {
  align-items: baseline;
  display: flex;
  font-size: 18px;
  font-weight: 700;
  justify-content: space-between;
}
.nbf-range__value { font-size: 20px; }
.nbf-range input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  background: var(--nbf-track);
  border: 0;
  cursor: pointer;
  height: 2px;
  margin: 30px 0 12px;
  outline: none;
  padding: 0;
  width: 100%;
}
.nbf-range input[type="range"]::-webkit-slider-runnable-track {
  background: var(--nbf-track);
  height: 2px;
}
.nbf-range input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  background: var(--nbf-thumb);
  border: 0;
  border-radius: 50%;
  height: 20px;
  margin-top: -9px;
  width: 20px;
}
.nbf-range input[type="range"]::-moz-range-track {
  background: var(--nbf-track);
  height: 2px;
}
.nbf-range input[type="range"]::-moz-range-thumb {
  background: var(--nbf-thumb);
  border: 0;
  border-radius: 50%;
  height: 20px;
  width: 20px;
}
.nbf-range input[type="range"]:focus-visible::-webkit-slider-thumb { box-shadow: 0 0 0 4px rgba(59, 95, 127, .3); }
.nbf-range__scale {
  color: var(--nbf-text);
  display: flex;
  font-size: 14px;
  justify-content: space-between;
}

/* ---------- Datenschutz ---------- */
.nbf-consent { margin: 0 0 10px; }
.nbf-consent__label {
  font-size: 18px;
  margin: 14px 0 10px;
}

/* ---------- Buttons ---------- */
.nbf-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: flex-end;
  margin-top: 18px;
}
.nbf-btn {
  background: var(--nbf-red);
  border: 0;
  border-radius: 4px;
  color: var(--nbf-white);
  cursor: pointer;
  font-family: "NuernbergerText-Bold", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.2;
  padding: 13px 29px;
  text-transform: none;
  transition: background .15s ease;
}
.nbf-btn:hover,
.nbf-btn:focus-visible { background: var(--nbf-red-dark); color: var(--nbf-white); }
.nbf-btn:disabled { cursor: default; opacity: .6; }

/* ---------- Fehler / Captcha ---------- */
.nbf-error {
  background: #f8d7da;
  border: 1px solid #f5c6cb;
  color: #721c24;
  font-size: 15px;
  line-height: 1.5;
  margin: 14px 0 0;
  padding: 14px 16px;
}
.nbf-error[hidden] { display: none; }
.nbf-captcha { margin: 18px 0 0; }
.nbf-captcha__label {
  font-size: 18px;
  margin: 0 0 8px;
}
.nbf-captcha .frc-captcha {
  border-radius: 4px;
  transition: box-shadow .2s ease;
}
.nbf-captcha.needs-attention .frc-captcha {
  box-shadow: 0 0 0 3px rgba(190, 60, 35, .45);
}
.nbf-captcha__hint {
  color: var(--nbf-red);
  font-size: 15px;
  line-height: 1.45;
  margin: 10px 0 0;
}
.nbf-captcha__hint[hidden] { display: none; }

/* ---------- Danke ---------- */
.nbf-thanks { padding: 20px 0; text-align: center; }
.nbf-thanks__title {
  color: var(--nbf-teal);
  font-size: 24px;
  margin: 0 0 14px;
}
.nbf-thanks__text {
  font-size: 18px;
  line-height: 1.5;
  margin: 0 auto;
  max-width: 640px;
}

/* ---------- Step-Navigation ----------
   offen:    dunkler Rahmen, schwarzer Text
   aktiv:    roter Rahmen, roter fetter Text
   erledigt: roter Rahmen, schwarzer Text, Haken statt Nummer, anklickbar (Zurück)
   Linie:    gepunktet dunkel, durchgezogen rot sobald der vorherige Schritt erledigt ist */
.nbf-nav {
  align-items: center;
  display: flex;
  justify-content: center;
  list-style: none;
  margin: 48px 0 0;
  padding: 0;
}
.nbf-nav__step { margin: 0; }
.nbf-nav__btn {
  align-items: center;
  background: var(--nbf-white);
  border: 1px solid var(--nbf-navy);
  border-radius: 4px;
  color: var(--nbf-text);
  cursor: default;
  display: flex;
  font-family: inherit;
  font-size: 16px;
  font-weight: 400;
  gap: 12px;
  line-height: 1.2;
  margin: 0;
  padding: 10px 16px;
  text-transform: none;
}
.nbf-nav__btn:disabled { opacity: 1; }
.nbf-nav__step.is-active .nbf-nav__btn {
  border-color: var(--nbf-red);
  color: var(--nbf-red);
  font-weight: 700;
}
.nbf-nav__step.is-done .nbf-nav__btn {
  border-color: var(--nbf-red);
  cursor: pointer;
}
.nbf-nav__step.is-done .nbf-nav__btn:hover,
.nbf-nav__step.is-done .nbf-nav__btn:focus-visible {
  background: #fdf3f0;
  color: var(--nbf-red);
}
.nbf-nav__step.is-done .nbf-nav__num {
  color: var(--nbf-red);
  font-size: 0;
}
.nbf-nav__step.is-done .nbf-nav__num::before {
  content: "\2713";
  font-size: 16px;
  font-weight: 700;
}
.nbf-nav__spacer {
  border-top: 2px dotted var(--nbf-navy);
  margin: 0;
  width: 130px;
}
.nbf-nav__spacer.is-done {
  border-top-color: var(--nbf-red);
  border-top-style: solid;
}

/* ---------- Honeypot ---------- */
.nbf-honeypot {
  height: 1px;
  left: -9999px;
  overflow: hidden;
  position: absolute;
  width: 1px;
}

/* ---------- Mobile ---------- */
@media (max-width: 600px) {
  .nbf-form--framed { padding: 22px 16px 26px; }
  .nbf-title { font-size: 22px; }
  .nbf-question, .nbf-subtitle { font-size: 18px; line-height: 26px; }
  .nbf-actions { gap: 12px; }
  .nbf-btn { flex: 1 1 auto; padding: 15px 20px; }
  .nbf-captcha .frc-captcha { width: 100%; }
  .nbf-nav__spacer { width: 36px; }
  .nbf-nav__btn { font-size: 14px; padding: 8px 10px; }
}