:root {
  --page-width: 1200px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--font-size-body);
  font-weight: var(--font-weight-body);
  line-height: var(--line-height-body);
  letter-spacing: var(--letter-spacing-body);
  color: var(--color-text);
  background: var(--color-bg);
}

h1,
h2,
h3 {
  font-family: var(--font-heading);
  font-weight: var(--font-weight-heading);
  line-height: var(--line-height-heading);
  letter-spacing: var(--letter-spacing-heading);
}

a {
  color: inherit;
}

button {
  font: inherit;
}

.site-shell,
main {
  width: min(100% - 2rem, var(--page-width));
  margin: 0 auto;
}

main {
  padding: 3rem 0;
}

/* =========================
   Globale Seitenstruktur
   ========================= */

#site-header {
  position: sticky;
  z-index: 1000;
  top: 0;
}

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

.site-header__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 2rem;
  min-height: 4.5rem;
  padding: 0.75rem 0;
}

.site-header__brand-group {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 0.75rem;
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  min-height: 2.25rem;
  text-decoration: none;
}

.site-header__page-label {
  display: none;
}

.site-header__logo {
  display: block;
  width: auto;
  max-width: 12rem;
  max-height: 2.5rem;
}

.site-header__logo--mask,
.site-footer__developer-logo--mask {
  display: block;
  background: var(--color-primary);
  -webkit-mask-image: var(--logo-mask-image);
  -webkit-mask-position: center;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-size: contain;
  mask-image: var(--logo-mask-image);
  mask-position: center;
  mask-repeat: no-repeat;
  mask-size: contain;
}

.site-header__logo--mask {
  width: 2.8rem;
  height: 2.55rem;
}

.site-footer__developer-logo--mask {
  width: 5rem;
  height: 1.6rem;
}

.site-header__logo-placeholder {
  display: inline-grid;
  min-width: 4.5rem;
  min-height: 2.25rem;
  padding: 0.25rem 0.6rem;
  place-items: center;
  border: 1px dashed var(--color-primary);
  border-radius: 0.3rem;
  color: var(--color-primary);
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-emphasis);
  line-height: var(--line-height-ui);
  letter-spacing: var(--letter-spacing-label);
}

.site-header__navigation,
.language-selector {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  font-size: var(--font-size-ui);
  line-height: var(--line-height-ui);
}

.site-header__navigation {
  margin-left: auto;
}

.site-header__menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  min-height: 2.25rem;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: 0.35rem;
  color: var(--color-text);
  background: var(--color-bg);
  cursor: pointer;
  font-size: 1.25rem;
  line-height: 1;
}

.site-header__menu-toggle:hover,
.site-header__menu-toggle:focus-visible {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.site-header__navigation a,
.language-selector a {
  padding: 0.35rem 0.55rem;
  border-radius: 0.35rem;
  text-decoration: none;
}

.site-header__navigation a:hover,
.site-header__navigation a:focus-visible,
.language-selector a:hover,
.language-selector a:focus-visible {
  color: var(--color-primary-hover);
  background: var(--color-surface-alt);
  text-decoration: none;
}

.site-header__navigation a[aria-current="page"],
.language-selector a[aria-current="true"] {
  color: var(--color-on-primary);
  background: var(--color-primary);
  text-decoration: none;
}

.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}

.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem 1.25rem;
  padding: 1.25rem 0;
  font-size: var(--font-size-ui);
  line-height: var(--line-height-ui);
}

.site-footer__identity {
  margin: 0;
}

.site-footer__developer,
.site-footer__legal-link,
.site-footer__social-link {
  color: inherit;
}

.site-footer__developer {
  display: inline-flex;
  align-items: center;
}

.site-footer__developer-logo:not(.site-footer__developer-logo--mask) {
  display: block;
  width: auto;
  max-width: 7rem;
  max-height: 1.6rem;
}

.site-footer__legal-links,
.site-footer__social-links {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.site-footer__legal-link {
  padding: 0;
  border: 0;
  color: inherit;
  background: transparent;
  cursor: pointer;
  text-decoration: underline;
}

.site-footer__social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
}

.site-footer__social-link svg {
  width: 1.2rem;
  height: 1.2rem;
  fill: currentColor;
}

.site-footer__developer:hover,
.site-footer__developer:focus-visible,
.site-footer__legal-link:hover,
.site-footer__legal-link:focus-visible,
.site-footer__social-link:hover,
.site-footer__social-link:focus-visible {
  color: var(--color-primary-hover);
}

.legal-dialog {
  width: min(100% - 2rem, 56rem);
  max-height: min(85vh, 60rem);
  padding: 1.5rem;
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
  color: var(--color-text);
  background: var(--color-bg);
}

.legal-dialog::backdrop {
  background: var(--color-overlay);
}

.legal-dialog h2 {
  margin: 0 0 1rem;
  font-size: var(--font-size-h2);
}

.legal-dialog form {
  position: absolute;
  top: 1rem;
  right: 1rem;
}

.legal-dialog__close {
  padding: 0.35rem 0.6rem;
  border: 1px solid var(--color-border);
  border-radius: 0.35rem;
  color: var(--color-text);
  background: var(--color-bg);
  cursor: pointer;
  font-size: var(--font-size-ui);
  line-height: var(--line-height-ui);
}

.legal-dialog__content .article {
  margin-bottom: 1.5rem;
}

.legal-dialog__content .article:last-child {
  margin-bottom: 0;
}

/* =========================
   Hero-Komponente
   ========================= */

.hero {
  position: relative;
  display: grid;
  width: 100vw;
  min-height: clamp(23rem, 52vw, 40rem);
  margin: 0 calc(50% - 50vw) 4rem;
  overflow: hidden;
  color: var(--color-text);
  background: var(--color-surface);
  isolation: isolate;
}

.hero--page-intro {
  margin-top: -3rem;
}

.hero__image,
.hero::after {
  position: absolute;
  inset: 0;
}

.hero__image {
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero::after {
  z-index: -1;
  content: "";
  background: linear-gradient(
    90deg,
    color-mix(in srgb, var(--color-bg) 86%, transparent) 0%,
    color-mix(in srgb, var(--color-bg) 68%, transparent) 52%,
    color-mix(in srgb, var(--color-bg) 20%, transparent) 100%
  );
}

.hero__content {
  align-self: center;
  width: min(100% - 2rem, var(--page-width));
  margin: 0 auto;
  padding: 2rem 0;
}

.hero--content-center .hero__content {
  text-align: center;
}

.hero--content-center .hero__title,
.hero--content-center .hero__subtitle {
  margin-right: auto;
  margin-left: auto;
}

.hero__title {
  max-width: 16ch;
  margin: 0;
  color: var(--color-primary);
  font-size: var(--font-size-h1);
}

.hero__subtitle {
  max-width: 42rem;
  margin: 1rem 0 0;
  font-size: var(--font-size-lead);
}

.hero__link {
  display: inline-flex;
  margin-top: 1.5rem;
  padding: 0.65rem 1rem;
  border-radius: 0.35rem;
  color: var(--color-on-accent);
  background: var(--color-accent);
  font-weight: var(--font-weight-emphasis);
  text-decoration: none;
}

.hero__link:hover,
.hero__link:focus-visible {
  background: var(--color-accent-hover);
  text-decoration: underline;
}

/* =========================
   Card-Komponente
   ========================= */

.cards {
  margin-bottom: 4rem;
}

.cards:last-child {
  margin-bottom: 0;
}

.cards__header {
  margin-bottom: 1.5rem;
}

.cards__subtitle {
  margin: 0 0 0.35rem;
  color: var(--color-accent);
  font-size: var(--font-size-ui);
  font-weight: var(--font-weight-emphasis);
  line-height: var(--line-height-ui);
  letter-spacing: var(--letter-spacing-label);
  text-transform: uppercase;
}

.cards__title {
  margin: 0;
  color: var(--color-primary);
  font-size: var(--font-size-h2);
}

.cards__grid {
  display: grid;
  grid-template-columns: repeat(var(--card-columns, 3), minmax(0, 1fr));
  gap: 1.5rem;
  align-items: stretch;
}

.cards--1-column {
  --card-columns: 1;
}

.cards--2-columns {
  --card-columns: 2;
}

.cards--3-columns {
  --card-columns: 3;
}

.card {
  display: flex;
  min-width: 0;
  overflow: hidden;
  flex-direction: column;
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
  background: var(--color-surface);
}

.card__image {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 1.5rem;
}

.card__title {
  margin: 0;
  color: var(--color-primary);
  font-size: var(--font-size-h3);
}

.card__text {
  margin: 0.75rem 0 0;
}

.card__link {
  align-self: flex-start;
  margin-top: auto;
  padding-top: 1rem;
  color: var(--color-accent);
  font-weight: var(--font-weight-emphasis);
}

.card__link:hover,
.card__link:focus-visible {
  color: var(--color-accent-hover);
}

/* =========================
   Gallery-Komponente
   ========================= */

.gallery {
  margin-bottom: 4rem;
}

.gallery:last-child {
  margin-bottom: 0;
}

.gallery__header {
  margin-bottom: 1.5rem;
}

.gallery__subtitle {
  margin: 0 0 0.35rem;
  color: var(--color-accent);
  font-size: var(--font-size-ui);
  font-weight: var(--font-weight-emphasis);
  line-height: var(--line-height-ui);
  letter-spacing: var(--letter-spacing-label);
  text-transform: uppercase;
}

.gallery__title {
  margin: 0;
  color: var(--color-primary);
  font-size: var(--font-size-h2);
}

.gallery__grid {
  display: grid;
  grid-template-columns: repeat(var(--gallery-columns, 3), minmax(0, 1fr));
  gap: 1rem;
}

.gallery--1-column {
  --gallery-columns: 1;
}

.gallery--2-columns {
  --gallery-columns: 2;
}

.gallery--3-columns {
  --gallery-columns: 3;
}

.gallery--4-columns {
  --gallery-columns: 4;
}

.gallery__item {
  position: relative;
  min-width: 0;
  margin: 0;
  overflow: hidden;
  border-radius: 0.75rem;
  background: var(--color-surface);
}

.gallery__media {
  display: block;
  width: 100%;
  padding: 0;
  overflow: hidden;
  border: 0;
  color: inherit;
  background: transparent;
}

.gallery__trigger {
  cursor: pointer;
}

.gallery__image {
  display: block;
  width: 100%;
  aspect-ratio: var(--gallery-aspect-ratio, 4 / 3);
  object-fit: cover;
  transition: transform 250ms ease, filter 250ms ease;
}

.gallery--landscape {
  --gallery-aspect-ratio: 4 / 3;
}

.gallery--square {
  --gallery-aspect-ratio: 1 / 1;
}

.gallery--portrait {
  --gallery-aspect-ratio: 3 / 4;
}

.gallery__info {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  padding: 1rem;
  color: var(--color-text-light);
  background: linear-gradient(transparent, var(--color-overlay) 35%);
  opacity: 0;
  pointer-events: none;
  transform: translateY(0.75rem);
  transition: opacity 180ms ease, transform 180ms ease;
  transition-delay: 0ms;
}

.gallery__item:hover .gallery__info,
.gallery__item:focus-within .gallery__info,
.gallery__media:focus + .gallery__info {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 400ms;
}

.gallery__item:hover .gallery__image,
.gallery__item:focus-within .gallery__image {
  filter: brightness(0.82);
  transform: scale(1.025);
}

.gallery__media:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: -3px;
}

.gallery__info-content,
.gallery-lightbox__info-content {
  display: grid;
  gap: 0.25rem;
}

.gallery__info-title,
.gallery__info-description,
.gallery__info-meta,
.gallery-lightbox__info-title,
.gallery-lightbox__info-description,
.gallery-lightbox__info-meta {
  margin: 0;
}

.gallery__info-meta,
.gallery-lightbox__info-meta {
  font-size: var(--font-size-small);
}

.gallery-lightbox {
  width: min(100% - 2rem, 72rem);
  max-height: calc(100vh - 2rem);
  padding: 3.5rem 4.5rem 1.25rem;
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
  color: var(--color-text);
  background: var(--color-bg);
}

.gallery-lightbox::backdrop {
  background: var(--color-overlay);
}

.gallery-lightbox__image {
  display: block;
  width: 100%;
  max-height: calc(100vh - 12rem);
  object-fit: contain;
}

.gallery-lightbox__close,
.gallery-lightbox__previous,
.gallery-lightbox__next {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  color: var(--color-text);
  background: var(--color-surface);
  cursor: pointer;
}

.gallery-lightbox__close:hover,
.gallery-lightbox__close:focus-visible,
.gallery-lightbox__previous:hover,
.gallery-lightbox__previous:focus-visible,
.gallery-lightbox__next:hover,
.gallery-lightbox__next:focus-visible {
  color: var(--color-on-accent);
  border-color: var(--color-accent);
  background: var(--color-accent);
}

.gallery-lightbox__close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  width: 2.5rem;
  height: 2.5rem;
  font-size: 1.75rem;
  line-height: 1;
}

.gallery-lightbox__previous,
.gallery-lightbox__next {
  position: absolute;
  top: 50%;
  width: 3rem;
  height: 3rem;
  font-size: 2rem;
  line-height: 1;
  transform: translateY(-50%);
}

.gallery-lightbox__previous {
  left: 0.75rem;
}

.gallery-lightbox__next {
  right: 0.75rem;
}

.gallery-lightbox__info {
  margin-top: 1rem;
}

.gallery-lightbox__counter {
  margin: 0.75rem 0 0;
  color: var(--color-text-muted);
  text-align: center;
}

@media (max-width: 800px) {
  .gallery--3-columns,
  .gallery--4-columns {
    --gallery-columns: 2;
  }
}

@media (max-width: 600px) {
  .gallery--2-columns,
  .gallery--3-columns,
  .gallery--4-columns {
    --gallery-columns: 1;
  }

  .gallery-lightbox {
    width: min(100% - 1rem, 72rem);
    padding: 3.5rem 1rem 1rem;
  }

  .gallery-lightbox__previous,
  .gallery-lightbox__next {
    top: auto;
    bottom: 0.75rem;
    transform: none;
  }

  .gallery-lightbox__counter {
    display: grid;
    min-height: 3rem;
    margin: 1rem 3.5rem 0;
    place-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .gallery__image,
  .gallery__info {
    transition: none;
  }
}

/* =========================
   Contact-Komponente
   ========================= */

.contact {
  margin-bottom: 4rem;
  padding: 2rem;
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
  background: var(--color-surface);
}

.contact:last-child {
  margin-bottom: 0;
}

.contact__header {
  margin-bottom: 1.5rem;
}

.contact__subtitle {
  margin: 0 0 0.35rem;
  color: var(--color-accent);
  font-size: var(--font-size-ui);
  font-weight: var(--font-weight-emphasis);
  line-height: var(--line-height-ui);
  letter-spacing: var(--letter-spacing-label);
  text-transform: uppercase;
}

.contact__title {
  margin: 0;
  color: var(--color-primary);
  font-size: var(--font-size-h2);
}

.contact__intro {
  max-width: 48rem;
  margin: 0.75rem 0 0;
}

.contact__form {
  display: grid;
  gap: 1rem;
}

.contact__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.contact__field {
  display: grid;
  min-width: 0;
  gap: 0.4rem;
}

.contact__field--full {
  grid-column: 1 / -1;
}

.contact__label {
  color: var(--color-text);
  font-weight: var(--font-weight-emphasis);
}

.contact__control {
  width: 100%;
  min-width: 0;
  padding: 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 0.4rem;
  color: var(--color-text);
  background: var(--color-bg);
  font: inherit;
}

textarea.contact__control {
  resize: vertical;
}

.contact__control:focus-visible,
.contact__privacy-checkbox:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

.contact__privacy {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.75rem;
  align-items: start;
}

.contact__privacy-checkbox {
  width: 1.15rem;
  height: 1.15rem;
  margin-top: 0.3rem;
  accent-color: var(--color-accent);
}

.contact__privacy-text {
  display: grid;
  gap: 0.35rem;
}

.contact__privacy-link {
  justify-self: start;
  padding: 0;
  border: 0;
  color: var(--color-accent);
  background: transparent;
  font: inherit;
  font-weight: var(--font-weight-emphasis);
  text-decoration: underline;
  cursor: pointer;
}

.contact__privacy-link:hover,
.contact__privacy-link:focus-visible {
  color: var(--color-accent-hover);
}

.contact__submit {
  justify-self: start;
  padding: 0.8rem 1.25rem;
  border: 1px solid var(--color-accent);
  border-radius: 0.4rem;
  color: var(--color-on-accent);
  background: var(--color-accent);
  font: inherit;
  font-weight: var(--font-weight-emphasis);
  cursor: pointer;
}

.contact__submit:hover,
.contact__submit:focus-visible {
  border-color: var(--color-accent-hover);
  background: var(--color-accent-hover);
}

.contact__submit:disabled {
  cursor: wait;
  opacity: 0.65;
}

.contact__status {
  min-height: 1.6em;
  margin: 0;
}

.contact__status--sending {
  color: var(--color-text-muted);
}

.contact__status--success {
  color: var(--color-success);
}

.contact__status--error {
  color: var(--color-error);
}

.contact__honeypot {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  clip-path: inset(50%) !important;
  white-space: nowrap !important;
}

@media (max-width: 600px) {
  .contact {
    padding: 1.25rem;
  }

  .contact__grid {
    grid-template-columns: 1fr;
  }

  .contact__field--full {
    grid-column: auto;
  }
}

/* =========================
   Article-Komponente
   ========================= */

.article {
  margin-bottom: 4rem;
  padding: 2rem;
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
  background: var(--color-surface);
}

.article:last-child {
  margin-bottom: 0;
}

.article--spacing-normal {
  padding: 2rem;
}

.article--spacing-large {
  padding: 3rem;
}

.article__header {
  margin-bottom: 1.5rem;
}

.article__subtitle {
  margin: 0 0 0.35rem;
  color: var(--color-accent);
  font-size: var(--font-size-ui);
  font-weight: var(--font-weight-emphasis);
  line-height: var(--line-height-ui);
  letter-spacing: var(--letter-spacing-label);
  text-transform: uppercase;
}

.article__title {
  margin: 0;
  color: var(--color-primary);
  font-size: var(--font-size-h2);
}

.article__content {
  column-count: var(--article-columns, 1);
  column-gap: 1.5rem;
  column-fill: balance;
  text-align: justify;
}

.article--1-column {
  --article-columns: 1;
}

.article--2-columns {
  --article-columns: 2;
}

.article--3-columns {
  --article-columns: 3;
}

.article__content p {
  margin: 0 0 1rem;
  orphans: 3;
  widows: 3;
}

.article__content p:last-child {
  margin-bottom: 0;
}

.article__toggle {
  margin-top: 1rem;
  padding: 0;
  border: 0;
  color: var(--color-accent);
  background: transparent;
  font: inherit;
  font-weight: var(--font-weight-emphasis);
  cursor: pointer;
}

.article__toggle:hover,
.article__toggle:focus-visible {
  color: var(--color-accent-hover);
  text-decoration: underline;
}

.system-message {
  padding: 1rem;
  border: 1px solid var(--color-error);
  color: var(--color-error);
  background: var(--color-surface);
}

@media (max-width: 800px) {
  .cards--3-columns {
    --card-columns: 2;
  }

  .article--3-columns {
    --article-columns: 2;
  }
}

@media (max-width: 600px) {
  .site-shell,
  main {
    width: min(100% - 1rem, var(--page-width));
  }

  .site-header__inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto;
    gap: 0.5rem;
  }

  .site-header__brand-group {
    grid-column: 1;
    grid-row: 1;
  }

  .site-header__page-label {
    display: block;
    min-width: 0;
    overflow: hidden;
    color: var(--color-text-muted);
    font-size: var(--font-size-ui);
    font-weight: var(--font-weight-emphasis);
    line-height: var(--line-height-ui);
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .site-header__menu-toggle {
    display: inline-flex;
    grid-column: 2;
    grid-row: 1;
  }

  .language-selector {
    grid-column: 3;
    grid-row: 1;
  }

  .site-header__navigation {
    display: none;
    grid-column: 1 / -1;
    grid-row: 2;
    flex-direction: column;
    width: 100%;
    margin-left: 0;
    padding-top: 0.25rem;
  }

  .site-header__navigation.is-open {
    display: flex;
    max-height: calc(100vh - 5.5rem);
    max-height: calc(100dvh - 5.5rem);
    overflow-y: auto;
    overscroll-behavior: contain;
  }

  .site-header__navigation a {
    display: block;
  }

  .site-footer__inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .legal-dialog {
    width: min(100% - 1rem, 56rem);
    padding: 1.25rem;
  }

  main {
    padding-top: 1.5rem;
  }

  .hero {
    margin-bottom: 3rem;
  }

  .hero--page-intro {
    margin-top: -1.5rem;
  }

  .hero__content {
    width: min(100% - 1rem, var(--page-width));
  }

  .card__body {
    padding: 1.25rem;
  }

  .cards--2-columns,
  .cards--3-columns {
    --card-columns: 1;
  }

  .article,
  .article--spacing-normal,
  .article--spacing-large {
    padding: 1.25rem;
  }

  .article--2-columns,
  .article--3-columns {
    --article-columns: 1;
  }
}

/* StalFlow dark-theme contrast refinements */
[data-theme="stalflow"] .site-header__logo--mask,
[data-theme="stalflow"] .site-footer__developer-logo--mask {
  background: var(--color-text-light);
}

.contact__control::placeholder {
  color: var(--color-text-muted);
  opacity: 1;
}