.wall-bg {
  background-image: url('../images/wall.png');
  background-repeat: repeat-x;
  background-position: bottom;
  position: relative;
}

.floor-bg {
  background-image: url('../images/floor.png');
  background-repeat: repeat-x;
  background-position: top;
  height: 126px;
}
:root {
  --color-bg-deep: #081a30;
  --color-bg-mid: #0f2d55;
  --color-cyan: #00cfff;
  --color-text: #fff;
  --color-muted: #d0d8e2;
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.25rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --radius-pill: 999px;
  --header-h: 3.25rem;
  --site-header-radius: 0.5rem;
}

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

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: linear-gradient(135deg, var(--color-bg-deep), var(--color-bg-mid));
  color: var(--color-text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(0, 207, 255, 0.22), transparent 42%),
    radial-gradient(circle at 80% 70%, rgba(0, 207, 255, 0.14), transparent 48%),
    radial-gradient(circle at 50% 50%, rgba(0, 207, 255, 0.1), transparent 62%);
  animation: waterMove 12s ease-in-out infinite;
}

@keyframes waterMove {
  0% {
    transform: scale(1) translate(0, 0);
  }

  50% {
    transform: scale(1.06) translate(-6px, 6px);
  }

  100% {
    transform: scale(1) translate(0, 0);
  }
}

.page {
  position: relative;
  z-index: 1;
  flex: 1 0 auto;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.main-container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: var(--space-3);
}

.main-container.site-header__shell {
  padding-inline: 0;
}

.site-header {
  position: relative;
  padding-top: var(--space-3);
}

.site-header__shell {
  display: flex;
  flex-direction: column;
  gap: 0;
  width: 100%;
}

.site-header__banner-frame {
  position: relative;
  border-radius: var(--site-header-radius) var(--site-header-radius) 0 0;
  overflow: hidden;
  line-height: 0;
}

.site-header__banner-img {
  display: block;
  width: 100%;
  height: auto;
}

.site-header__banner-logo {
  position: absolute;
  top: 20px;
  left: 20px;
  width: 400px;
  max-width: calc(100% - 20px);
  z-index: 1;
  line-height: 0;
}

.site-header__banner-logo img {
  display: block;
  width: 100%;
  height: auto;
}

.site-header__toolbar {
  width: 100%;
  position: sticky;
  top: 0;
  z-index: 10;
  margin-top: 0;
  border-radius: 0 0 var(--site-header-radius) var(--site-header-radius);
  border-bottom: 1px solid rgba(0, 207, 255, 0.2);
  /* kein backdrop-filter hier: sonst ist das Leistungs-Untermenü „eingeschlossen“ und blurrt nur die Toolbar, nicht den Seiteninhalt */
  background: rgba(8, 26, 48, 0.94);
}

.site-header__inner {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: var(--space-3);
  padding-block: var(--space-3);
  padding-inline: var(--space-3);
  min-height: var(--header-h);
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  color: inherit;
  text-decoration: none;
  align-self: flex-start;
}

.site-header__name {
  font-weight: 700;
  letter-spacing: 0.04em;
  font-size: 1.05rem;
}

.site-header__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.site-header__cluster {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
}

.nav-leistungen {
  position: relative;
  overflow: visible;
}

.site-header__toolbar,
.site-header__inner,
.site-header__actions {
  overflow: visible;
}

.nav-leistungen__summary {
  cursor: pointer;
  list-style: none;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-muted);
  padding: var(--space-1) 0;
  user-select: none;
}

.nav-leistungen__summary::-webkit-details-marker {
  display: none;
}

.nav-leistungen__summary:hover {
  color: var(--color-cyan);
}

.nav-leistungen[open] .nav-leistungen__summary {
  color: var(--color-cyan);
}

.nav-leistungen__list {
  list-style: none;
  margin: 0;
  padding: var(--space-2) 0;
  position: absolute;
  left: 0;
  top: calc(100% + 0.35rem);
  min-width: 12.5rem;
  background: rgba(8, 26, 48, 0.56);
  backdrop-filter: blur(14px) saturate(1.08);
  -webkit-backdrop-filter: blur(14px) saturate(1.08);
  border: 1px solid rgba(0, 207, 255, 0.22);
  border-radius: 0.35rem;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.25);
  z-index: 25;
}

.nav-leistungen__link {
  display: block;
  padding: var(--space-2) var(--space-3);
  font-size: 0.9rem;
  color: var(--color-muted);
  text-decoration: none;
}

.nav-leistungen__link:hover {
  color: var(--color-cyan);
  background: rgba(0, 207, 255, 0.08);
}

.nav-leistungen__link.is-active {
  color: var(--color-cyan);
  font-weight: 600;
}

.site-header__home,
.site-header__contact {
  font-size: 0.95rem;
  color: var(--color-muted);
  text-decoration: none;
  padding: var(--space-1) 0;
}

.site-header__home:hover,
.site-header__contact:hover {
  color: var(--color-cyan);
}

.site-header__contact.is-active {
  color: var(--color-cyan);
  font-weight: 600;
}

.lang-switch__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

.lang-switch__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 0;
  padding: 0.2rem 0.35rem;
  border-radius: 0.35rem;
  text-decoration: none;
  opacity: 0.65;
  border: none;
}

.lang-switch__link:hover {
  opacity: 1;
}

.lang-switch__link.is-active {
  opacity: 1;
}

.lang-switch__link:focus-visible {
  outline: 2px solid var(--color-cyan);
  outline-offset: 2px;
}

.lang-switch__flag {
  display: block;
  width: 1.75rem;
  height: 1.1rem;
  object-fit: contain;
}

.site-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding-block: var(--space-5);
}

.hero {
  text-align: center;
  margin-inline: auto;
  width: 100%;
  max-width: 40rem;
  padding-block: var(--space-4);
}

.hero h1 {
  font-size: clamp(1.65rem, 5vw, 2.75rem);
  margin: 0 0 var(--space-2);
  color: var(--color-cyan);
  letter-spacing: 0.02em;
  line-height: 1.15;
}

.hero .subtitle {
  font-size: clamp(0.95rem, 2.8vw, 1.05rem);
  color: var(--color-muted);
  margin: 0 0 var(--space-4);
}

.site-main:has(> .main-container.content-html) {
  padding-top: var(--space-2);
}

.main-container.content-html {
  padding-top: var(--space-2);
}

.home-top-cards {
  margin: 0 0 var(--space-5);
  width: 100%;
}

/* Ein Panel: Überschriften + zwei Spalten, einheitliche Fläche (vormals einzelne Spalten-Boxen) */
.content-panel {
  text-align: left;
  width: 100%;
  margin-bottom: var(--space-5);
  padding: var(--space-4) var(--space-4) var(--space-3);
  border-radius: 0.5rem;
  background: rgba(8, 26, 48, 0.45);
  border: 1px solid rgba(0, 207, 255, 0.15);
}

.content-panel__title {
  font-size: clamp(1.65rem, 5vw, 2.75rem);
  margin: 0 0 var(--space-2);
  color: var(--color-cyan);
  letter-spacing: 0.02em;
  line-height: 1.15;
}

.content-panel__subline {
  margin: 0 0 var(--space-4);
  font-size: clamp(1rem, 2.8vw, 1.25rem);
  font-weight: 600;
  color: var(--color-muted);
  line-height: 1.45;
  letter-spacing: 0.02em;
}

.content-panel__columns {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  width: 100%;
}

.content-panel__slot {
  min-width: 0;
}

.content-panel__slot--span {
  grid-column: 1 / -1;
}

.content-panel__slot p {
  margin: 0;
  color: var(--color-muted);
  line-height: 1.55;
  font-size: clamp(0.9rem, 2.2vw, 1rem);
}

.content-panel__slot a {
  color: var(--color-cyan);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

.content-panel__slot a:hover {
  color: var(--color-text);
}

@media (min-width: 720px) {
  .content-panel__columns {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: var(--space-5);
  }
}

.theme-section {
  margin-top: var(--space-5);
  width: 100%;
  max-width: none;
}

.theme-section__title {
  margin: 0 0 var(--space-4);
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  font-weight: 700;
  color: var(--color-cyan);
  letter-spacing: 0.03em;
  text-align: center;
}

.theme-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  width: 100%;
  list-style: none;
  margin: 0;
  padding: 0;
}

.theme-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  border-radius: 0.5rem;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  background: rgba(8, 26, 48, 0.55);
  border: 1px solid rgba(0, 207, 255, 0.22);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  transition:
    border-color 0.2s ease,
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.theme-card:hover {
  border-color: rgba(0, 207, 255, 0.55);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(0, 207, 255, 0.12);
}

.theme-card:focus-visible {
  outline: 2px solid var(--color-cyan);
  outline-offset: 2px;
}

.theme-card__media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.25);
}

.theme-card__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.theme-card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: var(--space-2);
  padding: var(--space-4);
  text-align: start;
}

.theme-card__headline {
  margin: 0;
  font-size: clamp(1.05rem, 2.4vw, 1.2rem);
  font-weight: 700;
  color: var(--color-cyan);
  line-height: 1.25;
}

.theme-card__excerpt {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.5;
  flex: 1;
}

.theme-card__cta {
  margin-top: var(--space-2);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--color-cyan);
}

.coming-wrap {
  text-align: center;
  max-width: 40rem;
  margin-inline: auto;
  margin-top: var(--space-6);
  padding-inline: var(--space-3);
  padding-bottom: var(--space-4);
}

.coming {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-cyan);
  border-radius: var(--radius-pill);
  color: var(--color-cyan);
  font-weight: 700;
  letter-spacing: 0.04em;
  font-size: 0.9rem;
}

.site-footer {
  flex-shrink: 0;
  margin-top: auto;
  margin-inline: auto;
  width: 100%;
  max-width: 1200px;
  border-top: 1px solid rgba(0, 207, 255, 0.15);
  background: rgba(8, 26, 48, 0.55);
}

.site-footer__inner {
  padding-block: var(--space-4);
  text-align: center;
}

.site-footer__line {
  margin: 0;
  font-size: 0.8rem;
  color: var(--color-muted);
}

.site-footer__line--muted {
  margin-top: var(--space-2);
  opacity: 0.85;
  font-size: 0.75rem;
}

@media (min-width: 600px) {
  .main-container:not(.site-header__shell) {
    padding-inline: var(--space-5);
  }

  .site-header__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding-block: var(--space-4);
    padding-inline: var(--space-5);
  }

  .site-header__actions {
    flex-wrap: nowrap;
    justify-content: flex-end;
    gap: var(--space-5);
  }

  .theme-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* Kein zusätzlicher Außenabstand: bündig mit der Header-Shell (Banner 1200px). */
.site-main > .main-container {
  padding-inline: 0;
}

@media (min-width: 1024px) {
  .theme-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .site-main {
    padding-block: var(--space-6);
  }

  .hero {
    padding-block: var(--space-5);
  }
}

/* thema.php – gleiche Seitenhülle wie index, Inhalt schmal */
.thema-main {
  flex: 1;
}

.thema-wrap {
  max-width: 720px;
  margin-inline: auto;
  padding-inline: var(--space-3);
  padding-block: var(--space-4) var(--space-6);
}

@media (min-width: 600px) {
  .thema-wrap {
    padding-inline: var(--space-5);
  }
}

.thema-back {
  display: inline-block;
  margin-bottom: var(--space-4);
  color: var(--color-cyan);
  text-decoration: none;
  font-weight: 600;
}

.thema-back:hover {
  text-decoration: underline;
}

.thema-title {
  margin: 0 0 var(--space-2);
  font-size: clamp(1.5rem, 4vw, 2rem);
  color: var(--color-cyan);
  line-height: 1.2;
}

.thema-lead {
  margin: 0;
  color: var(--color-muted);
  line-height: 1.6;
  font-size: clamp(0.95rem, 2.5vw, 1.05rem);
}

.content-html {
  position: relative;
  z-index: 1;
}

.thema-article p + p {
  margin-top: var(--space-3);
}