/* ==========================================================================
   LCI Development – Responsive
   Mobile-first: Grundlayout in styles.css, Erweiterungen ab den Breakpoints
   480 · 600 · 768 · 1024 · 1120 · 1280 · 1600 px
   ========================================================================== */

/* Kleine Smartphones (bis 479 px) -------------------------------------- */
@media (max-width: 29.9375em) {
  .hero__positioning {
    flex-basis: 100%;
    padding-left: 0;
    border-left: 0;
  }

  .hero__actions .btn {
    flex: 1 1 100%;
  }

  .segmented__btn span {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
  }

  .segmented__btn {
    min-width: 2.75rem;
    min-height: 2.75rem;
    justify-content: center;
  }

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

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

  .roadmap__art {
    width: 5rem;
  }

  .roadmap__step-num {
    width: 2.25rem;
    height: 2.25rem;
  }

  .roadmap__dot {
    width: 2.25rem;
    height: 2.25rem;
    margin-left: -1.125rem;
  }

  .roadmap__track {
    top: 1.125rem;
  }

  .profile__row {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }

  .paper {
    width: 60%;
    padding: 0.6rem 0.65rem;
  }

  .paper--sticky {
    width: 50%;
  }

  .paper--late {
    width: 70%;
  }

  .job-card {
    width: 88%;
  }

  .status-item {
    grid-template-columns: 1.15rem minmax(0, 1fr);
    grid-template-areas:
      "icon label"
      "icon meta"
      "icon state";
  }

  .status-item__state {
    justify-self: start;
    margin-top: 0.35rem;
  }
}

/* bis 767 px: kompaktere Bühne für die Geräte-Demo ---------------------- */
@media (max-width: 47.9375em) {
  .device-stage {
    --stage-ratio: 4 / 3;
    --desktop-h: 84%;
    --tablet-w: 56%;
    --phone-w: 35.5%;
  }
}

/* ab 480 px ------------------------------------------------------------- */
@media (min-width: 30em) {
  .compare {
    aspect-ratio: 1 / 1;
  }
}

/* ab 600 px ------------------------------------------------------------- */
@media (min-width: 37.5em) {
  .site-header__cta {
    display: inline-flex;
  }

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

  .form-field--full {
    grid-column: 1 / -1;
  }

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

  .compare {
    aspect-ratio: 16 / 12;
  }

  .paper {
    width: 46%;
  }

  .paper--sticky {
    width: 38%;
  }

  .paper--late {
    width: 52%;
  }

  .job-card {
    width: min(64%, 22rem);
  }

  .status-panel__head {
    grid-template-columns: minmax(0, 1fr) auto;
  }
}

/* ab 768 px ------------------------------------------------------------- */
@media (min-width: 48em) {
  :root {
    --header-h: 5rem;
  }

  .brand__logo {
    width: 7.5rem;
  }

  .hero {
    --viz-space: 24rem;
  }

  .hero__ticker,
  .hero__scroll {
    display: inline-flex;
  }

  .pillars {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .pillar {
    padding: 2.75rem 2rem 2.75rem 0;
    border-bottom: 0;
  }

  .pillar + .pillar {
    padding-left: 2rem;
    border-left: 1px solid var(--line);
  }

  .pillar__index {
    top: 2.75rem;
    right: 2rem;
  }

  .shift__legend {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 3rem minmax(0, 1fr);
    gap: 1.5rem;
  }

  .shift__legend span:last-child {
    grid-column: 3;
  }

  .shift__row {
    grid-template-columns: minmax(0, 1fr) 3rem minmax(0, 1fr);
    align-items: center;
    gap: 1.5rem;
    padding: 1.6rem 0;
  }

  .shift__connector {
    justify-content: center;
    padding-left: 0;
  }

  .shift__connector .icon {
    transform: none;
  }

  .device-stage {
    --stage-ratio: 16 / 11;
    --desktop-h: 90%;
    --tablet-w: 51.5%;
    --phone-w: 32.5%;
  }

  .roadmap__step {
    font-size: 0.75rem;
  }

  .roadmap__panel {
    grid-template-columns: 7rem 1fr;
  }

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

  .principle {
    min-height: 19rem;
  }
}

/* ab 1024 px ------------------------------------------------------------ */
@media (min-width: 64em) {
  .section-head--split {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    column-gap: 4rem;
    align-items: end;
    max-width: none;
  }

  .section-head--split .eyebrow {
    grid-column: 1 / -1;
  }

  .section-head--split .section-lead {
    padding-bottom: 0.4rem;
  }

  .shift {
    grid-template-columns: minmax(0, 1.75fr) minmax(0, 1fr);
    column-gap: 4rem;
    align-items: start;
  }

  .shift__head,
  .shift__list {
    grid-column: 1;
  }

  .fit-note {
    position: sticky;
    top: calc(var(--header-h) + 2rem);
    grid-column: 2;
    grid-row: 1 / span 2;
  }

  /* Einsatzfelder: Liste links, Beispielsituation rechts */
  .fields {
    display: grid;
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    column-gap: clamp(3rem, 2rem + 3vw, 6rem);
    border-top: 0;
  }

  .field {
    display: contents;
  }

  .field__heading {
    grid-column: 1;
  }

  .field:first-child .field__trigger {
    border-top: 1px solid var(--line);
  }

  .field__trigger {
    min-height: 5.75rem;
  }

  .field__panel {
    display: block;
    grid-column: 2;
    grid-row: 1 / span 4;
    opacity: 0;
    visibility: hidden;
    transform: translate3d(0, 1rem, 0);
    transition: opacity 0.45s ease, transform 0.6s var(--ease-out), visibility 0s linear 0.6s;
  }

  .field.is-open .field__panel {
    opacity: 1;
    visibility: visible;
    transform: none;
    transition: opacity 0.5s ease 0.05s, transform 0.7s var(--ease-out) 0.05s, visibility 0s linear 0s;
  }

  .field__panel-inner {
    position: sticky;
    top: calc(var(--header-h) + 2rem);
    overflow: visible;
    padding: clamp(2rem, 1.5rem + 1.5vw, 3rem);
    background: var(--c-white);
    border: 1px solid var(--line);
    border-radius: var(--radius-l);
    box-shadow: 0 40px 80px -60px rgba(8, 9, 11, 0.3);
  }

  .field__panel-inner::before {
    content: "";
    position: absolute;
    top: -0.45rem;
    left: 2.5rem;
    width: 0.9rem;
    height: 0.9rem;
    background: var(--grad-line);
  }

  .field__panel-inner > :first-child {
    margin-top: 0;
  }

  .field__panel-inner > :last-child {
    margin-bottom: 0;
  }

  .no-js .fields {
    display: block;
  }

  .no-js .field {
    display: block;
  }

  .no-js .field__panel {
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .no-js .field__panel-inner {
    position: static;
    margin-block: 1.5rem;
  }

  /* Vorgehen: Visualisierung links, Schritte rechts */
  .process {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: clamp(3rem, 2rem + 3vw, 6rem);
  }

  .process__visual {
    display: block;
    position: sticky;
    top: calc(var(--header-h) + 2.5rem);
    align-self: start;
  }

  .no-js .process__visual {
    display: none;
  }

  .no-js .process {
    grid-template-columns: 1fr;
  }

  .process__step {
    min-height: 44vh;
    padding-block: 1.75rem 3rem;
  }

  .about {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(3rem, 2rem + 4vw, 7rem);
    align-items: start;
  }

  .contact {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(3rem, 2rem + 4vw, 6rem);
  }

  .contact__intro {
    position: sticky;
    top: calc(var(--header-h) + 2rem);
    align-self: start;
  }

  .site-footer__top {
    grid-template-columns: 1.4fr 1fr 1.25fr 1fr;
  }

  .error-page__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: 4rem;
  }
}

/* ab 1120 px: Desktop-Navigation, Leistungs-Index ------------------------ */
@media (min-width: 70em) {
  .services {
    grid-template-columns: 12.5rem minmax(0, 1fr);
    gap: 3rem;
  }

  .services__index {
    position: sticky;
    top: calc(var(--header-h) + 2.5rem);
    display: block;
    align-self: start;
  }

  .services__index-list {
    position: relative;
  }

  .service {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 3rem;
    align-items: start;
  }

  .service:first-child {
    border-top: 0;
    padding-top: 0;
  }
}

/* Leistungen: Die (meist kürzere) Demo bleibt stehen, während man die Beschreibung liest.
   --sticky-top wird in interactions.js so berechnet, dass auch hohe Demos auf niedrigen
   Bildschirmen vollständig sichtbar enden. */
@media (min-width: 70em) {
  .service > .demo {
    position: sticky;
    top: var(--sticky-top, calc(var(--header-h) + 1.5rem));
  }
}

/* ab 1200 px: Desktop-Navigation, Hero-Visualisierung neben dem Text ------ */
@media (min-width: 75em) {
  .site-nav {
    display: block;
  }

  .site-header .lang-switch {
    display: inline-flex;
  }

  .nav-toggle,
  .nav-fallback {
    display: none !important;
  }

  .site-header__actions {
    margin-left: 0;
  }

  .hero {
    --viz-space: 0rem;
  }

  .hero__inner {
    align-items: center;
  }
}

/* ab 1280 px ------------------------------------------------------------ */
@media (min-width: 80em) {
  .brand__logo {
    width: 8rem;
  }

  .section-indicator {
    display: flex;
  }

  .services {
    grid-template-columns: 14rem minmax(0, 1fr);
    gap: 4.5rem;
  }

  .service {
    gap: 4.5rem;
  }

  .hero__content {
    max-width: 62rem;
  }

  .site-nav__link {
    padding: 0 0.95rem;
  }

  .site-nav__link::after {
    left: 0.95rem;
    right: 0.95rem;
  }
}

/* ab 1600 px ------------------------------------------------------------ */
@media (min-width: 100em) {
  .service {
    grid-template-columns: minmax(0, 4.5fr) minmax(0, 7.5fr);
  }
}

/* Unterseiten: Leistungen und Blog -------------------------------------- */
@media (min-width: 37.5em) {
  .scope-grid,
  .link-cards,
  .post-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 48em) {
  .scenario-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .step-row {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 64em) {
  .scope-grid,
  .link-cards,
  .post-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .split {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(3rem, 2rem + 4vw, 6rem);
  }

  .split__head {
    position: sticky;
    top: calc(var(--header-h) + 2rem);
    align-self: start;
  }

  .page-hero--service .page-hero__grid {
    align-items: start;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(2.5rem, 1.5rem + 3vw, 5rem);
  }

  .page-hero--service .page-hero__title {
    font-size: clamp(2.1rem, 0.9rem + 2.7vw, 3.75rem);
  }

  .article-layout {
    grid-template-columns: minmax(0, 46rem) minmax(13rem, 16rem);
    justify-content: space-between;
    gap: clamp(2.5rem, 1.5rem + 3vw, 5rem);
  }

  .toc {
    position: sticky;
    top: calc(var(--header-h) + 2rem);
    grid-column: 2;
    grid-row: 1;
    padding: 0;
    background: transparent;
    border: 0;
  }

  .prose {
    grid-column: 1;
    grid-row: 1;
  }
}

/* Projekte -------------------------------------------------------------- */
@media (min-width: 37.5em) {
  .project-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 64em) {
  .case {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(3rem, 2rem + 3vw, 6rem);
  }

  .case__head {
    position: sticky;
    top: calc(var(--header-h) + 2rem);
    align-self: start;
  }
}

@media (min-width: 80em) {
  .project-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* Niedrige Bildschirme im Querformat ------------------------------------ */
@media (max-height: 34em) and (orientation: landscape) {
  .hero {
    min-height: 34rem;
  }

  .mobile-menu__link {
    min-height: 2.75rem;
    font-size: 1.5rem;
  }
}

/* Grobe Zeiger (Touch): größere Bedienelemente --------------------------- */
@media (pointer: coarse) {
  .demo__control,
  .segmented__btn,
  .cam__btn {
    min-height: 2.75rem;
  }
}

/* Druck ------------------------------------------------------------------ */
@media print {
  .site-header,
  .mobile-menu,
  .scroll-progress,
  .section-indicator,
  .cursor,
  .hero__canvas,
  .motion-toggle,
  body::after {
    display: none !important;
  }

  .section,
  .hero,
  .cta,
  .site-footer {
    color: #000 !important;
    background: #fff !important;
  }

  .js [data-reveal],
  .js [data-split] .split-w > span {
    opacity: 1 !important;
    transform: none !important;
  }
}