/* =========================================================
   CRONEX BAU — REFERENZEN
   Editorial project portfolio / responsive
   Clean + performance-safe version
========================================================= */

/* =========================================================
   PAGE TOKENS
========================================================= */

.page-references {
  --ref-bg: #09090a;
  --ref-panel: #111113;
  --ref-text: #fff;
  --ref-muted: rgba(255, 255, 255, 0.66);
  --ref-soft: rgba(255, 255, 255, 0.45);
  --ref-line: rgba(255, 255, 255, 0.11);
  --ref-accent: #800020;

  background: var(--ref-bg);
}


/* =========================================================
   SHARED EYEBROW
========================================================= */

.references-eyebrow {
  margin: 0 0 18px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.74rem;
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.references-eyebrow::before {
  content: "";
  display: inline-block;
  width: 34px;
  height: 1px;
  margin-right: 12px;
  vertical-align: middle;
  background: linear-gradient(
    90deg,
    var(--ref-accent),
    rgba(255, 255, 255, 0.38)
  );
}


/* =========================================================
   HERO
========================================================= */

.references-hero {
  position: relative;
  isolation: isolate;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: #080809;
}

.references-hero__media,
.references-hero__shade,
.references-hero__grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.references-hero__media {
  z-index: -5;
  opacity: 0.3;
}

.references-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      90deg,
      rgba(4, 4, 5, 0.98) 0%,
      rgba(6, 6, 7, 0.86) 42%,
      rgba(7, 7, 8, 0.36) 100%
    ),
    linear-gradient(
      180deg,
      rgba(8, 8, 9, 0.10),
      rgba(8, 8, 9, 0.96)
    );
}

.references-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.025);
}

.references-hero__shade {
  z-index: -4;
  background:
    radial-gradient(
      circle at 72% 42%,
      rgba(128, 0, 32, 0.12),
      transparent 30rem
    ),
    linear-gradient(
      180deg,
      rgba(0, 0, 0, 0.12),
      transparent 40%,
      #09090a 100%
    );
}

.references-hero__grid {
  z-index: -3;
  opacity: 0.28;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(90deg, transparent 0%, #000 45%, #000 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 45%, #000 100%);
}

.references-hero__inner {
  min-height: 100svh;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(430px, 0.95fr);
  align-items: center;
  gap: clamp(48px, 7vw, 104px);
  padding-top: calc(var(--header-height) + 64px);
  padding-bottom: 88px;
}

.references-hero__copy {
  position: relative;
  z-index: 2;
  max-width: 760px;
}

.references-hero h1 {
  max-width: 780px;
  margin: 0;
  font-size: clamp(3rem, 5.1vw, 5.8rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
  text-wrap: balance;
}

.references-hero__lead {
  max-width: 660px;
  margin: 30px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: clamp(1rem, 1.25vw, 1.15rem);
  line-height: 1.72;
}

.references-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.references-hero__mosaic {
  position: relative;
  min-height: 620px;
}

.references-hero__tile {
  position: absolute;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: #151516;
  box-shadow: 0 34px 90px rgba(0, 0, 0, 0.45);
}

.references-hero__tile::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(
    180deg,
    transparent 54%,
    rgba(0, 0, 0, 0.72) 100%
  );
}

.references-hero__tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1);
}

.references-hero__tile:hover img {
  transform: scale(1.025);
}

.references-hero__tile figcaption {
  position: absolute;
  right: 18px;
  bottom: 16px;
  z-index: 2;
  color: #fff;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.references-hero__tile--portrait {
  top: 0;
  left: 0;
  width: min(65%, 430px);
  aspect-ratio: 15 / 22;
  border-radius: 34px;
  transform: rotate(-2.5deg);
}

.references-hero__tile--landscape {
  right: 0;
  bottom: 48px;
  width: min(72%, 470px);
  aspect-ratio: 4 / 3;
  border-radius: 34px;
  transform: rotate(2deg);
}


/* =========================================================
   HERO SCROLL INDICATOR
   Static by design — no infinite animation
========================================================= */

.references-scroll {
  position: absolute;
  left: 50%;
  bottom: 24px;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255, 255, 255, 0.56);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  transform: translateX(-50%);
  transition: color 0.2s ease;
}

.references-scroll:hover {
  color: rgba(255, 255, 255, 0.86);
}

.references-scroll i {
  position: relative;
  width: 42px;
  height: 1px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.24);
}

.references-scroll i::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.10) 0%,
    rgba(255, 255, 255, 0.92) 50%,
    rgba(255, 255, 255, 0.10) 100%
  );
  opacity: 0.78;
}


/* =========================================================
   INTRO
========================================================= */

.references-intro {
  position: relative;
  padding: clamp(88px, 10vw, 144px) 0;
  background:
    radial-gradient(
      circle at 12% 0%,
      rgba(128, 0, 32, 0.10),
      transparent 28rem
    ),
    #09090a;
}

.references-intro__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(44px, 8vw, 120px);
  align-items: start;
}

.references-intro__headline h2 {
  max-width: 660px;
  margin: 0;
  font-size: clamp(2.3rem, 3.8vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
}

.references-intro__copy {
  max-width: 650px;
  padding-top: 34px;
}

.references-intro__copy p {
  margin: 0;
  color: rgba(255, 255, 255, 0.66);
  font-size: clamp(1rem, 1.25vw, 1.12rem);
  line-height: 1.8;
}

.references-intro__copy p + p {
  margin-top: 22px;
}


/* =========================================================
   PROJECTS / FILTER
========================================================= */

.references-projects {
  padding: 38px 0 clamp(100px, 12vw, 170px);
  background: #09090a;
}

.references-projects__head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 48px;
  margin-bottom: 52px;
}

.references-projects__head h2 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(2.2rem, 3.4vw, 4.2rem);
  line-height: 1.03;
  letter-spacing: -0.05em;
}

.references-filter {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 8px 18px;
  max-width: 560px;
}

.references-filter__button {
  position: relative;
  padding: 9px 0;
  border: 0;
  background: transparent;
  color: rgba(255, 255, 255, 0.46);
  font-size: 0.82rem;
  font-weight: 800;
  line-height: 1;
  cursor: pointer;
  transition: color 0.2s ease;
}

.references-filter__button::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 2px;
  left: 0;
  height: 1px;
  background: #9b1233;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.24s ease;
}

.references-filter__button:hover,
.references-filter__button.is-active {
  color: #fff;
}

.references-filter__button.is-active::after {
  transform: scaleX(1);
}


/* =========================================================
   EDITORIAL PROJECT GRID
========================================================= */

.references-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-auto-flow: dense;
  gap: 18px;
}

.reference-card {
  position: relative;
  min-width: 0;
}

.reference-card[hidden] {
  display: none !important;
}

.reference-card--hero {
  grid-column: span 12;
}

.reference-card--portrait {
  grid-column: span 4;
}

.reference-card--wide {
  grid-column: span 8;
}

.reference-card--square {
  grid-column: span 4;
}

.reference-card--landscape {
  grid-column: span 6;
}

.reference-card--cinema {
  grid-column: span 12;
}

.reference-card__trigger {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  min-height: 440px;
  padding: 0;
  overflow: hidden;
  isolation: isolate;
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: 28px;
  background: #111113;
  color: #fff;
  text-align: left;
  cursor: pointer;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.20);
  transition:
    transform 0.32s cubic-bezier(0.2, 0.7, 0.2, 1),
    border-color 0.32s ease,
    box-shadow 0.32s ease;
}

.reference-card--hero .reference-card__trigger {
  min-height: min(70vw, 760px);
}

.reference-card--portrait .reference-card__trigger {
  min-height: 0;
  aspect-ratio: 3 / 4;
}

.reference-card--wide .reference-card__trigger {
  min-height: 0;
  aspect-ratio: 16 / 10;
}

.reference-card--square .reference-card__trigger {
  min-height: 0;
  aspect-ratio: 1 / 1;
}

.reference-card--landscape .reference-card__trigger {
  min-height: 0;
  aspect-ratio: 4 / 3;
}

.reference-card--cinema .reference-card__trigger {
  min-height: 0;
  aspect-ratio: 2.2 / 1;
}

.reference-card__media,
.reference-card__shade {
  position: absolute;
  inset: 0;
}

.reference-card__media {
  z-index: -3;
}

.reference-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.2, 0.7, 0.2, 1);
}

.reference-card__shade {
  z-index: -2;
  background:
    linear-gradient(
      180deg,
      rgba(0, 0, 0, 0.04) 25%,
      rgba(0, 0, 0, 0.22) 58%,
      rgba(0, 0, 0, 0.82) 100%
    ),
    linear-gradient(
      90deg,
      rgba(0, 0, 0, 0.22),
      transparent 52%
    );
}

.reference-card__content {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 2;
  padding: clamp(24px, 3vw, 42px);
  transition: transform 0.32s ease;
}

.reference-card__meta {
  display: block;
  margin-bottom: 12px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.71rem;
  font-weight: 850;
  line-height: 1.3;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.reference-card__content strong {
  display: block;
  max-width: 850px;
  color: #fff;
  font-size: clamp(1.45rem, 2.25vw, 3rem);
  line-height: 1.04;
  letter-spacing: -0.04em;
  text-wrap: balance;
}

.reference-card__link {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.82rem;
  font-weight: 800;
}

.reference-card__link i {
  font-style: normal;
  transition: transform 0.25s ease;
}

.reference-card__trigger:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.20);
  box-shadow: 0 32px 90px rgba(0, 0, 0, 0.32);
}

.reference-card__trigger:hover .reference-card__media img {
  transform: scale(1.025);
}

.reference-card__trigger:hover .reference-card__content {
  transform: translateY(-4px);
}

.reference-card__trigger:hover .reference-card__link i {
  transform: translate(4px, -3px);
}

.reference-card__trigger:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.82);
  outline-offset: 4px;
}


/* =========================================================
   STATEMENT
========================================================= */

.references-statement {
  position: relative;
  padding: clamp(110px, 13vw, 190px) 0;
  overflow: hidden;
  background:
    radial-gradient(
      circle at 50% 50%,
      rgba(128, 0, 32, 0.12),
      transparent 34rem
    ),
    linear-gradient(180deg, #09090a, #0d0d0f);
}

.references-statement::before,
.references-statement::after {
  content: "";
  position: absolute;
  left: 50%;
  width: min(1180px, calc(100% - 40px));
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.14),
    transparent
  );
  transform: translateX(-50%);
}

.references-statement::before {
  top: 0;
}

.references-statement::after {
  bottom: 0;
}

.references-statement__inner {
  max-width: 980px;
  text-align: center;
}

.references-statement__inner .references-eyebrow::before {
  display: none;
}

.references-statement blockquote {
  margin: 0;
  color: #fff;
  font-size: clamp(2rem, 4vw, 5rem);
  font-weight: 750;
  line-height: 1.05;
  letter-spacing: -0.05em;
  text-wrap: balance;
}

.references-statement__inner > p:last-child {
  max-width: 680px;
  margin: 30px auto 0;
  color: rgba(255, 255, 255, 0.58);
  font-size: 1rem;
  line-height: 1.75;
}


/* =========================================================
   PROCESS
========================================================= */

.references-process {
  padding: clamp(100px, 12vw, 170px) 0;
  background: #0a0a0b;
}

.references-process__head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px 90px;
  align-items: end;
  margin-bottom: 56px;
}

.references-process__head .references-eyebrow {
  grid-column: 1 / -1;
  margin-bottom: -6px;
}

.references-process__head h2 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(2.3rem, 3.7vw, 4.5rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
}

.references-process__head > p:last-child {
  max-width: 570px;
  margin: 0;
  color: rgba(255, 255, 255, 0.62);
  line-height: 1.75;
}

.references-process__story {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 18px;
  align-items: start;
}

.references-process__image {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: 28px;
  background: #111113;
}

.references-process__image--portrait {
  grid-column: span 6;
  aspect-ratio: 4 / 5;
}

.references-process__image--wide {
  grid-column: span 12;
  aspect-ratio: 2 / 1;
  margin-top: 18px;
}

.references-process__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.references-process__image figcaption {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  padding: 42px 34px 28px;
  background: linear-gradient(
    180deg,
    transparent,
    rgba(0, 0, 0, 0.80)
  );
}

.references-process__image figcaption span {
  display: block;
  margin-bottom: 8px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.7rem;
  font-weight: 850;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.references-process__image figcaption strong {
  display: block;
  max-width: 720px;
  color: #fff;
  font-size: clamp(1.2rem, 2vw, 2.3rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}


/* =========================================================
   CTA
========================================================= */

.references-cta {
  position: relative;
  isolation: isolate;
  min-height: 720px;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.references-cta__media,
.references-cta__shade {
  position: absolute;
  inset: 0;
}

.references-cta__media {
  z-index: -3;
}

.references-cta__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.references-cta__shade {
  z-index: -2;
  background:
    radial-gradient(
      circle at 50% 45%,
      rgba(0, 0, 0, 0.10),
      rgba(0, 0, 0, 0.30) 42%,
      rgba(0, 0, 0, 0.68)
    ),
    linear-gradient(
      180deg,
      #0a0a0b 0%,
      rgba(10, 10, 11, 0.42) 28%,
      rgba(10, 10, 11, 0.38) 70%,
      #09090a 100%
    );
}

.references-cta__content {
  max-width: 900px;
  padding: 120px 0;
  text-align: center;
}

.references-cta__content .references-eyebrow::before {
  display: none;
}

.references-cta__content h2 {
  margin: 0;
  font-size: clamp(2.2rem, 4vw, 4.8rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
  text-wrap: balance;
}

.references-cta__content > p {
  max-width: 700px;
  margin: 26px auto 0;
  color: rgba(255, 255, 255, 0.70);
  line-height: 1.75;
}


/* =========================================================
   PROJECT VIEWER
========================================================= */

body.project-viewer-open {
  overflow: hidden;
}

.project-viewer {
  position: fixed;
  inset: 0;
  z-index: 400;
}

.project-viewer[hidden] {
  display: none;
}

.project-viewer__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.76);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  opacity: 0;
  transition: opacity 0.34s ease;
}

.project-viewer__panel {
  position: absolute;
  inset: 12px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 34px;
  background: #0b0b0c;
  box-shadow: 0 36px 120px rgba(0, 0, 0, 0.62);
  opacity: 0;
  transform: translateY(18px) scale(0.992);
  transition:
    opacity 0.34s ease,
    transform 0.42s cubic-bezier(0.2, 0.75, 0.2, 1);
}

.project-viewer.is-open .project-viewer__backdrop {
  opacity: 1;
}

.project-viewer.is-open .project-viewer__panel {
  opacity: 1;
  transform: none;
}

.project-viewer__topbar {
  position: relative;
  z-index: 8;
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 12px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  background: rgba(11, 11, 12, 0.82);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.project-viewer__close {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  min-height: 42px;
  padding: 0 14px;
  border: 1px solid rgb(255 18 18 / 14%);
  border-radius: 999px;
  background: rgb(255 1 1 / 10%);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 800;
  cursor: pointer;
}

.project-viewer__close > span:first-child {
  position: relative;
  width: 14px;
  height: 14px;
}

.project-viewer__close > span:first-child::before,
.project-viewer__close > span:first-child::after {
  content: "";
  position: absolute;
  top: 6px;
  left: 0;
  width: 14px;
  height: 1px;
  background: #fff;
}

.project-viewer__close > span:first-child::before {
  transform: rotate(45deg);
}

.project-viewer__close > span:first-child::after {
  transform: rotate(-45deg);
}

.project-viewer__contact {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.79rem;
  font-weight: 800;
  transition: color 0.2s ease;
}

.project-viewer__contact:hover {
  color: #fff;
}

.project-viewer__body {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.28) transparent;
}


/* =========================================================
   PROJECT VIEWER — LOADING
========================================================= */

.project-viewer__loading {
  min-height: calc(100vh - 96px);
  display: grid;
  place-items: center;
  align-content: center;
  gap: 16px;
}

.project-viewer__loading span {
  width: 34px;
  height: 34px;
  border: 2px solid rgba(255, 255, 255, 0.16);
  border-top-color: #fff;
  border-radius: 50%;
  animation: viewerSpin 0.8s linear infinite;
}

.project-viewer__loading p {
  margin: 0;
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.8rem;
  font-weight: 750;
}

@keyframes viewerSpin {
  to {
    transform: rotate(360deg);
  }
}


/* =========================================================
   PROJECT CASE — HERO
========================================================= */

.project-case {
  padding-bottom: 100px;
}

.project-case__hero {
  position: relative;
  min-height: min(76vh, 820px);
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.project-case__hero-media,
.project-case__hero-shade {
  position: absolute;
  inset: 0;
}

.project-case__hero-media {
  z-index: 0;
}

.project-case__hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-case__hero-shade {
  z-index: 1;
  background:
    linear-gradient(
      180deg,
      rgba(0, 0, 0, 0.05) 15%,
      rgba(0, 0, 0, 0.16) 42%,
      rgb(0 0 0) 100%
    ),
    linear-gradient(
      90deg,
      rgba(0, 0, 0, 0.40),
      transparent 54%
    );
}

.project-case__hero-content {
  position: relative;
  z-index: 2;
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
  padding: 90px 0 104px;
}

.project-case__kicker {
  margin: 0 0 14px;
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.project-case__hero h2 {
  max-width: 900px;
  margin: 0;
  color: #fff;
  font-size: clamp(2.6rem, 5vw, 6.3rem);
  line-height: 0.97;
  letter-spacing: -0.055em;
  text-wrap: balance;
}


/* =========================================================
   PROJECT CASE — SCROLL CUE
   No infinite movement / no animated shadow
========================================================= */

.project-case__scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 24px;
  z-index: 4;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  min-width: 116px;
  padding: 8px 14px 2px;
  border: 0;
  background: transparent;
  color: #fff;
  cursor: pointer;
  opacity: 0.92;
  transform: translateX(-50%);
  transition:
    opacity 0.22s ease,
    transform 0.22s ease;
}

.project-case__scroll-cue:hover {
  opacity: 1;
  transform: translateX(-50%) translateY(3px);
}

.project-case__scroll-label {
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.64rem;
  font-weight: 850;
  line-height: 1;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  white-space: nowrap;
}

.project-case__scroll-track {
  position: relative;
  display: block;
  width: 1px;
  height: 42px;
  overflow: hidden;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.32),
    rgba(255, 255, 255, 0.07)
  );
}

.project-case__scroll-track i {
  position: absolute;
  top: 5px;
  left: 0;
  width: 1px;
  height: 25px;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.96) 54%,
    rgba(155, 18, 51, 0.72) 100%
  );
  opacity: 0.92;
}

.project-case__scroll-chevron {
  width: 9px;
  height: 9px;
  margin-top: -3px;
  border-right: 2px solid rgba(255, 255, 255, 0.74);
  border-bottom: 2px solid rgba(255, 255, 255, 0.74);
  opacity: 0.82;
  transform: rotate(45deg);
  transition: opacity 0.2s ease;
}

.project-case__scroll-cue:hover .project-case__scroll-chevron {
  opacity: 1;
}

.project-case__scroll-cue:focus-visible {
  outline: 1px solid rgba(255, 255, 255, 0.68);
  outline-offset: 5px;
  border-radius: 10px;
}


/* =========================================================
   PROJECT CASE — SUMMARY
========================================================= */

.project-case__summary {
  width: min(1180px, calc(100% - 48px));
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
  gap: 70px;
  margin: 0 auto;
  padding: 80px 0 94px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.10);
}

.project-case__summary-copy {
  max-width: 760px;
}

.project-case__summary-copy p {
  margin: 0;
  color: rgba(255, 255, 255, 0.70);
  font-size: clamp(1.05rem, 1.4vw, 1.22rem);
  line-height: 1.8;
}

.project-case__facts {
  display: grid;
  gap: 18px;
  margin: 0;
}

.project-case__facts div {
  padding-bottom: 17px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
}

.project-case__facts dt {
  margin-bottom: 6px;
  color: rgba(255, 255, 255, 0.40);
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.project-case__facts dd {
  margin: 0;
  color: #fff;
  font-size: 0.95rem;
  font-weight: 750;
  line-height: 1.45;
}


/* =========================================================
   PROJECT CASE — STAGES
========================================================= */

.project-case__stages {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
  padding-top: 90px;
}

.project-stage {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
  gap: clamp(40px, 7vw, 100px);
  align-items: center;
}

.project-stage + .project-stage {
  margin-top: 100px;
}

.project-stage:nth-child(even) {
  grid-template-columns: minmax(320px, 0.75fr) minmax(0, 1.25fr);
}

.project-stage:nth-child(even) .project-stage__media {
  order: 2;
}

.project-stage__media {
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: 28px;
  background: #141416;
}

.project-stage__media img {
  width: 100%;
  max-height: 820px;
  object-fit: cover;
}

.project-stage__copy span {
  display: block;
  margin-bottom: 12px;
  color: rgba(255, 255, 255, 0.45);
  font-size: 0.70rem;
  font-weight: 850;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.project-stage__copy h3 {
  margin: 0;
  color: #fff;
  font-size: clamp(1.8rem, 3vw, 3.7rem);
  line-height: 1.04;
  letter-spacing: -0.045em;
}

.project-stage__copy p {
  max-width: 560px;
  margin: 20px 0 0;
  color: rgba(255, 255, 255, 0.63);
  line-height: 1.75;
}


/* =========================================================
   PROJECT CASE — CLOSING CTA
========================================================= */

.project-case__closing {
  width: min(1180px, calc(100% - 48px));
  margin: 100px auto 0;
  padding: 68px;
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: 32px;
  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.06),
    rgba(255, 255, 255, 0.02)
  );
  text-align: center;
}

.project-case__closing h3 {
  max-width: 800px;
  margin: 0 auto;
  color: #fff;
  font-size: clamp(2rem, 3.4vw, 4rem);
  line-height: 1.04;
  letter-spacing: -0.045em;
}

.project-case__closing p {
  max-width: 650px;
  margin: 20px auto 0;
  color: rgba(255, 255, 255, 0.60);
  line-height: 1.7;
}

.project-case__closing .btn {
  margin-top: 26px;
}


/* =========================================================
   RESPONSIVE — ≤ 1180px
========================================================= */

@media (max-width: 1180px) {
  .references-hero__inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(380px, 0.9fr);
    gap: 52px;
  }

  .references-hero__mosaic {
    min-height: 560px;
  }

  .reference-card--portrait,
  .reference-card--square {
    grid-column: span 6;
  }

  .reference-card--wide {
    grid-column: span 12;
  }
}


/* =========================================================
   RESPONSIVE — ≤ 980px
========================================================= */

@media (max-width: 980px) {
  .references-hero {
    min-height: auto;
  }

  .references-hero__inner {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 44px;
    padding-top: calc(var(--header-height) + 72px);
    padding-bottom: 92px;
  }

  .references-hero h1 {
    font-size: clamp(3rem, 8vw, 5.4rem);
  }

  .references-hero__mosaic {
    width: min(100%, 760px);
    min-height: 520px;
    margin-left: auto;
  }

  .references-scroll {
    display: none;
  }

  .references-intro__grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .references-intro__copy {
    padding-top: 0;
  }

  .references-projects__head {
    align-items: flex-start;
    flex-direction: column;
    gap: 30px;
  }

  .references-filter {
    justify-content: flex-start;
  }

  .reference-card--landscape {
    grid-column: span 12;
  }

  .references-process__head {
    grid-template-columns: 1fr;
  }

  .references-process__head .references-eyebrow {
    grid-column: auto;
  }

  .project-case__summary {
    grid-template-columns: 1fr;
    gap: 44px;
  }

  .project-stage,
  .project-stage:nth-child(even) {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .project-stage:nth-child(even) .project-stage__media {
    order: 0;
  }
}


/* =========================================================
   RESPONSIVE — ≤ 760px
========================================================= */

@media (max-width: 760px) {
  .references-hero__grid {
    background-size: 52px 52px;
  }

  .references-hero__inner {
    padding-top: calc(var(--header-height) + 54px);
    padding-bottom: 72px;
  }

  .references-hero h1 {
    font-size: clamp(2.55rem, 10vw, 4.2rem);
    line-height: 1;
  }

  .references-hero__lead {
    margin-top: 22px;
    font-size: 0.98rem;
  }

  .references-hero__actions {
    width: 100%;
  }

  .references-hero__actions .btn {
    flex: 1 1 220px;
  }

  .references-hero__mosaic {
    min-height: 430px;
  }

  .references-hero__tile--portrait {
    width: 48%;
    border-radius: 24px;
  }

  .references-hero__tile--landscape {
    width: 68%;
    bottom: 28px;
    border-radius: 24px;
  }

  .references-intro {
    padding: 78px 0;
  }

  .references-projects {
    padding-top: 12px;
  }

  .references-projects__head {
    margin-bottom: 34px;
  }

  .references-filter {
    width: 100%;
    gap: 4px 14px;
  }

  .references-filter__button {
    font-size: 0.77rem;
  }

  .references-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .reference-card--hero,
  .reference-card--portrait,
  .reference-card--wide,
  .reference-card--square,
  .reference-card--landscape,
  .reference-card--cinema {
    grid-column: auto;
  }

  .reference-card__trigger,
  .reference-card--hero .reference-card__trigger {
    min-height: 0;
    aspect-ratio: 4 / 3;
    border-radius: 22px;
  }

  .reference-card--portrait .reference-card__trigger,
  .reference-card[data-project="brandschaden-fassade"] .reference-card__trigger,
  .reference-card[data-project="schule-holzfassade"] .reference-card__trigger {
    aspect-ratio: 4 / 5;
  }

  .reference-card__content {
    padding: 24px 20px;
  }

  .reference-card__content strong {
    font-size: clamp(1.4rem, 7vw, 2rem);
  }

  .references-statement {
    padding: 100px 0;
  }

  .references-process {
    padding: 90px 0;
  }

  .references-process__story {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .references-process__image--portrait,
  .references-process__image--wide {
    grid-column: auto;
    aspect-ratio: 4 / 5;
    margin-top: 0;
    border-radius: 22px;
  }

  .references-process__image--wide {
    aspect-ratio: 4 / 3;
  }

  .references-process__image figcaption {
    padding: 54px 20px 20px;
  }

  .references-cta {
    min-height: 620px;
  }

  .references-cta__content {
    padding: 92px 0;
  }

  .project-viewer__panel {
    inset: 0;
    border: 0;
    border-radius: 0;
  }

  .project-viewer__topbar {
    min-height: 66px;
    padding: 10px 12px;
  }

  .project-viewer__contact {
    max-width: 45%;
    text-align: right;
    font-size: 0.72rem;
  }

  .project-case__hero {
    min-height: 78vh;
  }

  .project-case__hero-content,
  .project-case__summary,
  .project-case__stages,
  .project-case__closing {
    width: calc(100% - 28px);
  }

  .project-case__scroll-cue {
    bottom: 14px;
    gap: 6px;
    padding-bottom: 0;
  }

  .project-case__scroll-label {
    font-size: 0.58rem;
    letter-spacing: 0.15em;
  }

  .project-case__scroll-track {
    height: 32px;
  }

  .project-case__scroll-track i {
    top: 3px;
    height: 20px;
  }

  .project-case__hero-content {
    padding: 70px 0 72px;
  }

  .project-case__hero h2 {
    font-size: clamp(2.35rem, 11vw, 4.4rem);
  }

  .project-case__summary {
    padding: 54px 0 62px;
  }

  .project-case__stages {
    padding-top: 62px;
  }

  .project-stage + .project-stage {
    margin-top: 68px;
  }

  .project-stage__media {
    border-radius: 22px;
  }

  .project-stage__copy h3 {
    font-size: clamp(1.75rem, 8vw, 2.7rem);
  }

  .project-case__closing {
    margin-top: 70px;
    padding: 42px 20px;
    border-radius: 24px;
  }
}


/* =========================================================
   RESPONSIVE — ≤ 480px
========================================================= */

@media (max-width: 480px) {
  .references-eyebrow {
    font-size: 0.67rem;
    letter-spacing: 0.19em;
  }

  .references-eyebrow::before {
    width: 26px;
    margin-right: 9px;
  }

  .references-hero__mosaic {
    min-height: 350px;
  }

  .references-hero__tile figcaption {
    right: 66px;
    bottom: 11px;
    font-size: 0.62rem;
  }

  .references-filter {
    column-gap: 12px;
  }

  .reference-card__meta {
    font-size: 0.64rem;
    letter-spacing: 0.13em;
  }

  .reference-card__link {
    font-size: 0.75rem;
  }

  .references-statement blockquote {
    font-size: clamp(1.8rem, 9vw, 2.65rem);
  }

  .project-viewer__close {
    padding: 0 11px;
  }

  .project-viewer__close > span:last-child {
    display: none;
  }

  .project-viewer__contact {
    max-width: 60%;
  }
}


/* =========================================================
   LARGE DESKTOP — ≥ 1600px
========================================================= */

@media (min-width: 1600px) {
  .references-hero__inner,
  .references-projects > .container,
  .references-process > .container {
    max-width: 1320px;
  }

  .reference-card--hero .reference-card__trigger {
    max-height: 790px;
  }

  .project-case__hero-content,
  .project-case__summary,
  .project-case__stages,
  .project-case__closing {
    width: min(1320px, calc(100% - 72px));
  }
}


/* =========================================================
   REDUCED MOTION
========================================================= */

@media (prefers-reduced-motion: reduce) {
  .project-viewer__loading span {
    animation: none !important;
  }

  .references-scroll,
  .references-hero__tile img,
  .references-filter__button,
  .references-filter__button::after,
  .reference-card__trigger,
  .reference-card__media img,
  .reference-card__content,
  .reference-card__link i,
  .project-viewer__backdrop,
  .project-viewer__panel,
  .project-viewer__contact,
  .project-case__scroll-cue,
  .project-case__scroll-chevron {
    transition: none !important;
  }

  .reference-card__trigger:hover {
    transform: none;
  }

  .reference-card__trigger:hover .reference-card__media img {
    transform: none;
  }
}


.btn-ghost-inline{
  width:fit-content;
  max-width:100%;

  color:#fff;

  background:rgba(255,255,255,.075);
  border-color:rgba(255,255,255,.16);

  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);

  white-space:nowrap;
}

.btn-ghost-inline:hover{
  background:rgba(255,255,255,.12);
  border-color:rgba(255,255,255,.24);
}

@media (max-width:760px){
  .btn-ghost-inline{
    width:fit-content;
    align-self:flex-start;
  }
}