/* vhs Musterstadt demo site */

:root {
  --white: #ffffff;
  --bg-soft: #f5f9fc;
  --bg-blue: #e6f4fb;
  --ink: #0f1e2e;
  --ink-muted: #3d5062;
  --accent: #0a6e99;
  --accent-dark: #07577a;
  --highlight: #6ccff6;
  --cta: #ff9a3d;
  --cta-hover: #ffb26b;
  --line: #cfe0ea;
  --field-border: #5f7689;
  --radius: 10px;
  --gutter: 16px;
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  * {
    transition: none !important;
  }
}

body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: "Public Sans", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1;
}

[hidden] {
  display: none !important;
}

h1,
h2,
h3 {
  line-height: 1.2;
  margin: 0;
}

h1,
h2 {
  text-wrap: balance;
}

h1 {
  font-size: clamp(2rem, 1.5rem + 2.4vw, 3.25rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.5rem, 1.3rem + 0.9vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.1875rem;
  font-weight: 700;
}

p {
  margin: 0;
}

a {
  color: var(--accent);
  text-underline-offset: 0.15em;
}

a:hover {
  color: var(--accent-dark);
}

:focus-visible {
  outline: 3px solid var(--ink);
  outline-offset: 2px;
  border-radius: 3px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.wrap {
  width: 100%;
  max-width: 1120px;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

@media (min-width: 720px) {
  :root {
    --gutter: 32px;
  }
}

.section {
  padding-block: clamp(40px, 6vw, 72px);
}

.section--soft {
  background: var(--bg-soft);
}

.section-head {
  margin-bottom: 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 24px;
}

.skip-link {
  position: absolute;
  left: 8px;
  top: -80px;
  z-index: 10;
  padding: 12px 16px;
  background: var(--white);
  color: var(--ink);
  border-radius: var(--radius);
  font-weight: 600;
}

.skip-link:focus {
  top: 8px;
}

/* ---------- Demo bar, header, navigation ---------- */

.demo-bar {
  background: var(--highlight);
  color: var(--ink);
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.4;
  padding: 6px var(--gutter);
  text-align: center;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 6px 20px;
}

.demo-bar__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 6px 16px;
  border-radius: 8px;
  background: var(--cta);
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
  transition: background-color 0.15s ease;
}

.demo-bar__cta:hover {
  background: var(--cta-hover);
  color: var(--ink);
}

.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--line);
}

.site-header__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 4px 24px;
  padding-block: 12px;
}

.wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 0.3em;
  min-height: 44px;
  padding-block: 4px;
  color: var(--ink);
  font-size: 1.375rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.wordmark:hover {
  color: var(--ink);
}

.wordmark strong {
  color: var(--accent);
  font-weight: 800;
}

.site-nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  margin: 0 -10px;
  padding: 0;
}

.site-nav a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding-inline: 10px;
  border-radius: 8px;
  color: var(--ink);
  font-weight: 600;
  text-decoration: none;
}

.site-nav a:hover {
  background: var(--bg-blue);
  color: var(--ink);
}

.site-nav a[aria-current="page"] {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 3px;
  text-underline-offset: 0.35em;
  text-decoration-color: var(--highlight);
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 10px 24px;
  border: 0;
  border-radius: var(--radius);
  background: var(--accent);
  color: var(--white);
  font: inherit;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.button:hover {
  background: var(--accent-dark);
  color: var(--white);
}

.button--wide {
  width: 100%;
}

.button--quiet {
  background: var(--white);
  color: var(--accent);
  box-shadow: inset 0 0 0 2px var(--accent);
}

.button--quiet:hover {
  background: var(--bg-blue);
  color: var(--accent-dark);
}

/* ---------- Home: hero ---------- */

.hero {
  background: var(--bg-blue);
  padding-block: clamp(36px, 6vw, 72px);
}

.hero__grid {
  display: grid;
  gap: 40px;
  align-items: center;
}

@media (min-width: 860px) {
  .hero__grid {
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 72px;
  }
}

.hero__intro {
  margin-top: 16px;
  max-width: 34em;
  font-size: 1.1875rem;
}

.search-form {
  margin-top: 28px;
  max-width: 600px;
}

.search-form label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
}

.search-form__row {
  display: flex;
  gap: 8px;
}

.search-form input {
  flex: 1;
  min-width: 0;
}

@media (max-width: 479px) {
  .search-form__row {
    flex-direction: column;
  }
}

/* The printed course catalogue as a cover: the one decorative element of the site. */
.booklet {
  position: relative;
  display: none;
  overflow: hidden;
  aspect-ratio: 3 / 4;
  padding: 24px;
  border-radius: 4px 12px 12px 4px;
  background: var(--accent);
  color: var(--white);
  text-decoration: none;
  transform: rotate(2deg);
  box-shadow: 0 18px 36px -18px rgba(15, 30, 46, 0.55);
  transition: transform 0.2s ease;
}

@media (min-width: 860px) {
  .booklet {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }
}

.booklet:hover {
  color: var(--white);
  transform: rotate(0deg);
}

.booklet::before {
  content: "";
  position: absolute;
  top: -64px;
  right: -64px;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: var(--highlight);
}

.booklet::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 8px;
  background: var(--accent-dark);
}

.booklet__brand {
  position: relative;
  font-weight: 800;
}

.booklet__body {
  position: relative;
}

.booklet__season {
  display: block;
  font-weight: 600;
}

.booklet__year {
  display: block;
  font-size: 3.25rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 12px;
}

.booklet__meta {
  display: block;
  font-size: 0.9375rem;
}

/* ---------- Form fields ---------- */

input[type="text"],
input[type="search"],
input[type="email"],
input[type="tel"],
select {
  width: 100%;
  min-height: 52px;
  padding: 10px 14px;
  border: 2px solid var(--field-border);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--ink);
  font: inherit;
}

input::placeholder {
  color: var(--ink-muted);
  opacity: 1;
}

input:focus-visible,
select:focus-visible {
  border-color: var(--accent);
  border-radius: var(--radius);
}

/* ---------- Home: area tiles ---------- */

.tile-grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 230px), 1fr));
  gap: 16px;
  margin: 0;
  padding: 0;
}

.tile {
  display: flex;
  flex-direction: column;
  gap: 14px;
  height: 100%;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--ink);
  text-decoration: none;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.tile:hover {
  border-color: var(--accent);
  background: var(--bg-soft);
  color: var(--ink);
}

.tile svg {
  width: 32px;
  height: 32px;
  color: var(--accent);
}

.tile__name {
  display: block;
  font-size: 1.1875rem;
  font-weight: 700;
  line-height: 1.25;
}

.tile__count {
  display: block;
  color: var(--ink-muted);
  font-size: 1rem;
}

/* ---------- Home: upcoming courses ---------- */

.soon-list {
  list-style: none;
  margin: 0;
  padding: 0;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.soon-row {
  position: relative;
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 4px 18px;
  padding: 18px;
  transition: background-color 0.15s ease;
}

.soon-row + .soon-row {
  border-top: 1px solid var(--line);
}

.soon-row:hover {
  background: var(--bg-soft);
}

.soon-row h3 a {
  color: var(--ink);
  text-decoration: none;
}

.soon-row:hover h3 a {
  color: var(--accent);
  text-decoration: underline;
}

.soon-row h3 a::after {
  content: "";
  position: absolute;
  inset: 0;
}

.soon-row__main p {
  color: var(--ink-muted);
  font-size: 1rem;
}

.soon-row__meta {
  grid-column: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 2px 14px;
  font-size: 1rem;
}

.soon-row__meta span {
  color: var(--ink-muted);
}

@media (min-width: 720px) {
  .soon-row {
    grid-template-columns: 64px minmax(0, 1fr) auto;
    align-items: center;
  }

  .soon-row__meta {
    grid-column: 3;
    flex-direction: column;
    align-items: flex-end;
  }
}

.date-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  align-self: start;
  padding-block: 8px;
  border-radius: 8px;
  background: var(--bg-blue);
  font-size: 0.8125rem;
  font-weight: 600;
  line-height: 1.2;
}

.date-tile strong {
  color: var(--accent);
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1.15;
}

/* ---------- Home: assistant band ---------- */

.lina {
  background: var(--accent);
  color: var(--white);
  padding-block: 32px;
}

.lina__inner {
  display: flex;
  align-items: center;
  gap: 18px;
}

.lina svg {
  flex: none;
  width: 44px;
  height: 44px;
  color: var(--highlight);
}

.lina p {
  font-size: clamp(1.125rem, 1rem + 0.6vw, 1.375rem);
  font-weight: 600;
  line-height: 1.4;
}

.lina a {
  color: var(--white);
  white-space: nowrap;
}

.lina a:hover {
  color: var(--white);
  text-decoration-thickness: 3px;
}

.lina :focus-visible {
  outline-color: var(--white);
}

/* ---------- Page heads ---------- */

.page-head {
  background: var(--bg-blue);
  padding-block: clamp(28px, 4vw, 48px);
}

.lead {
  margin-top: 12px;
  max-width: 40em;
  font-size: 1.1875rem;
}

.eyebrow {
  margin-bottom: 8px;
  font-weight: 600;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  margin-bottom: 8px;
  font-weight: 600;
}

/* ---------- Course cards ---------- */

.course-nr {
  color: var(--accent);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.course-area {
  color: var(--ink-muted);
  font-size: 0.9375rem;
  text-align: right;
}

.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--white);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.4;
}

.page-head .badge {
  margin-top: 12px;
}

.filters {
  display: grid;
  gap: 16px;
  margin-bottom: 20px;
}

.filters label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  min-height: 44px;
  padding: 8px 16px;
  border: 2px solid var(--line);
  border-radius: 999px;
  background: var(--white);
  color: var(--ink);
  font: inherit;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.chip:hover {
  border-color: var(--accent);
}

.chip[aria-pressed="true"] {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--white);
}

.result-status {
  margin-bottom: 20px;
  color: var(--ink-muted);
}

.course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr));
  gap: 16px;
}

.course-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.course-card:hover {
  border-color: var(--accent);
  background: var(--bg-soft);
}

.course-card__top {
  display: flex;
  align-self: stretch;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
}

.course-card__title {
  font-size: 1.25rem;
}

.course-card__title a {
  color: var(--ink);
  text-decoration: none;
}

.course-card:hover .course-card__title a {
  color: var(--accent);
  text-decoration: underline;
}

/* Makes the whole card clickable without nesting content inside the link. */
.course-card__title a::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
}

.course-card__title a:focus-visible {
  outline: none;
}

.course-card__title a:focus-visible::after {
  outline: 3px solid var(--ink);
  outline-offset: 2px;
}

.facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 16px;
  align-self: stretch;
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 1rem;
}

.facts dt {
  color: var(--ink-muted);
  font-size: 0.875rem;
}

.facts dd {
  margin: 0;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.empty-state {
  padding: 28px;
  border-radius: var(--radius);
  background: var(--bg-soft);
}

.empty-state p {
  margin-block: 8px 16px;
}

/* ---------- Course detail ---------- */

.detail-grid {
  display: grid;
  gap: 32px;
  align-items: start;
}

@media (min-width: 860px) {
  .detail-grid {
    grid-template-columns: minmax(0, 1fr) 360px;
    gap: 56px;
  }
}

.data-list {
  margin: 16px 0 0;
}

.data-list > div {
  display: grid;
  grid-template-columns: 9em minmax(0, 1fr);
  gap: 12px;
  padding-block: 12px;
  border-bottom: 1px solid var(--line);
}

.data-list dt {
  color: var(--ink-muted);
}

.data-list dd {
  margin: 0;
  font-weight: 600;
}

.panel {
  padding: 24px;
  border-radius: var(--radius);
  background: var(--bg-soft);
  border: 1px solid var(--line);
}

.price-list {
  margin: 0 0 20px;
}

.price-list > div {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 4px 16px;
  padding-block: 8px;
}

.price-list dt {
  color: var(--ink-muted);
}

.price-list dd {
  margin: 0;
  font-weight: 700;
}

.note {
  margin-top: 14px;
  color: var(--ink-muted);
  font-size: 1rem;
}

/* ---------- Registration ---------- */

.form-grid {
  display: grid;
  gap: 32px;
  align-items: start;
}

@media (min-width: 860px) {
  .form-grid {
    grid-template-columns: minmax(0, 1fr) 380px;
    gap: 56px;
  }
}

.form-fields {
  display: grid;
  gap: 20px;
}

.field label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
}

.field__optional {
  color: var(--ink-muted);
  font-weight: 400;
}

.field__error {
  margin-top: 6px;
  color: var(--ink);
  font-weight: 600;
  padding-left: 10px;
  border-left: 4px solid var(--ink);
}

[aria-invalid="true"] {
  border-color: var(--ink);
  border-width: 3px;
}

.kurs-info {
  margin-top: 10px;
  padding: 14px 16px;
  border-radius: var(--radius);
  background: var(--bg-blue);
  font-size: 1rem;
}

.kurs-info__alert {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--accent);
  font-weight: 600;
}

.field .check {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  min-height: 44px;
  margin-bottom: 0;
  padding-block: 8px;
  font-weight: 600;
  cursor: pointer;
}

.check input {
  flex: none;
  width: 26px;
  height: 26px;
  accent-color: var(--accent);
  margin: 0;
}

.field__hint {
  margin-top: 4px;
  color: var(--ink-muted);
  font-size: 1rem;
}

.demo-note {
  color: var(--ink-muted);
  font-size: 1rem;
}

.conditions h2 {
  font-size: 1.375rem;
}

.conditions dl {
  margin: 12px 0 0;
}

.conditions dt {
  margin-top: 14px;
  font-weight: 700;
}

.conditions dd {
  margin: 2px 0 0;
  font-size: 1rem;
}

.confirmation {
  padding: 28px;
  border-radius: var(--radius);
  background: var(--bg-blue);
  border-left: 6px solid var(--accent);
  font-size: 1.25rem;
  font-weight: 600;
}

.confirmation:focus {
  outline: none;
}

.confirmation a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-top: 12px;
  font-size: 1.0625rem;
}

/* ---------- FAQ ---------- */

.faq-list {
  margin: 0;
}

.faq-item {
  display: grid;
  gap: 6px;
  padding-block: 24px;
  border-bottom: 1px solid var(--line);
}

.faq-item:first-child {
  padding-top: 0;
}

.faq-item h2 {
  font-size: 1.25rem;
}

.faq-item p + p {
  margin-top: 10px;
}

.faq-item > div {
  max-width: 40em;
}

@media (min-width: 720px) {
  .faq-item {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 32px;
  }
}

.faq-groups {
  margin-top: 10px;
  padding-left: 1.2em;
}

.faq-more {
  margin-top: 32px;
}

/* ---------- Contact ---------- */

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr));
  gap: 16px;
}

.contact-layout {
  display: grid;
  gap: 40px;
  align-items: start;
}

@media (min-width: 1000px) {
  .contact-layout {
    grid-template-columns: minmax(0, 1fr) 440px;
  }

  .contact-chat {
    position: sticky;
    top: 16px;
  }
}

.contact-chat h2 {
  margin-bottom: 14px;
  font-size: 1.25rem;
}

.contact-chat iframe {
  display: block;
}

.contact-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.contact-card--featured {
  background: var(--bg-blue);
  border-color: transparent;
}

.contact-card h2 {
  margin-bottom: 10px;
  font-size: 1.25rem;
}

.contact-big a {
  display: inline-block;
  padding-block: 8px;
}

.contact-card address {
  font-style: normal;
}

.contact-big {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: clamp(1.1875rem, 1.05rem + 0.6vw, 1.375rem);
  font-weight: 700;
  overflow-wrap: anywhere;
}

.hours {
  margin: 0;
}

.hours div {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  padding-block: 4px;
}

.hours dd {
  margin: 0;
  font-weight: 600;
}

/* ---------- Footer ---------- */

.site-footer {
  background: var(--bg-blue);
  font-size: 1rem;
  /* Keeps the footer readable next to the chat widget in the bottom right corner. */
  padding-block: 40px 96px;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 230px), 1fr));
  gap: 24px 40px;
}

.site-footer h2 {
  margin-bottom: 6px;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0;
}

.site-footer address {
  font-style: normal;
}

.site-footer a {
  display: inline-block;
  padding-block: 10px;
  overflow-wrap: anywhere;
}

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 4px 24px;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--accent);
}

.noscript-note {
  margin: 0 0 20px;
  padding: 16px;
  border-radius: var(--radius);
  background: var(--bg-blue);
  border-left: 6px solid var(--accent);
}

.section-head a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}

.soon-list:empty {
  display: none;
}

@media (min-width: 480px) {
  .lead a {
    white-space: nowrap;
  }
}

/* Keeps the longer e-mail address on one line on phones. */
@media (max-width: 479px) {
  .contact-big a[href^="mailto:"] {
    font-size: 1rem;
    overflow-wrap: normal;
  }
}

/* ---------- Home: embedded chat ---------- */

.chat-section {
  display: grid;
  gap: 32px;
  align-items: start;
}

@media (min-width: 860px) {
  .chat-section {
    grid-template-columns: minmax(0, 1fr) 440px;
    gap: 56px;
  }
}

.chat-section iframe {
  display: block;
}

.chat-examples__title {
  margin-top: 28px;
}

.chat-examples {
  list-style: none;
  display: grid;
  gap: 8px;
  margin: 12px 0 0;
  padding: 0;
}

.chat-examples li {
  padding: 12px 16px;
  border-radius: var(--radius);
  background: var(--bg-blue);
}

/* ---------- Floating link to bettersorted, bottom left ---------- */

.float-link {
  position: fixed;
  left: 16px;
  bottom: 20px;
  z-index: 100;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 8px 18px;
  border-radius: 999px;
  background: var(--cta);
  color: var(--ink);
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(15, 30, 46, 0.25);
  transition: background-color 0.15s ease;
}

.float-link:hover {
  background: var(--cta-hover);
  color: var(--ink);
}

.float-link__short {
  display: none;
}

/* Compact on phones, so it fits beside the voice widget and covers no content. */
@media (max-width: 639px) {
  .float-link {
    width: 48px;
    padding: 0;
  }

  .float-link__long {
    display: none;
  }

  .float-link__short {
    display: inline;
  }
}