/* ══════════════════════════════════════════════════════════
   case-study.css — Shared styles for /projekte/*.html
   Case-Study-Unterseiten (Phase 2). Prefix: cs-
   Reuses: ref-eyebrow, ref-showcase-frame, ref-project__quote*,
   ref-status-dot, section-headline, btn, ns-cta (aus referenzen.css /
   components.css) — hier nur ergänzende, seitenspezifische Klassen.
══════════════════════════════════════════════════════════ */


/* ─────────────────────────────────────────────────────────
   Breadcrumb (auf dunklem Hero-Panel)
───────────────────────────────────────────────────────── */
.cs-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.4rem;
  font-size: 0.78rem;
  font-weight: 500;
  color: rgba(255,255,255,0.4);
  margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
}

.cs-breadcrumb a {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  transition: color 0.18s ease;
}

.cs-breadcrumb a:hover { color: var(--c-white); }

.cs-breadcrumb__current {
  color: rgba(255,255,255,0.4);
}

.cs-breadcrumb__sep { color: rgba(255,255,255,0.25); }


/* ─────────────────────────────────────────────────────────
   Kategorie-Chip im Hero
───────────────────────────────────────────────────────── */
.cs-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--avio-green);
  background: rgba(30,163,54,0.12);
  border: 1px solid rgba(30,163,54,0.28);
  border-radius: 100px;
  padding: 0.4rem 0.9rem;
  margin-bottom: 1.1rem;
}


/* ─────────────────────────────────────────────────────────
   Projekt auf einen Blick — kompakte Fakten-Zeile
───────────────────────────────────────────────────────── */
.cs-facts-section {
  padding-block: 0;
}

.cs-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1.5rem 2rem;
  padding: clamp(1.5rem, 2.5vw, 2rem) 0;
}

.cs-facts__item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.cs-facts__label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-gray-500, #7a7a7a);
}

.cs-facts__value {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--c-black);
  line-height: 1.4;
}

.cs-facts__value--status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--avio-green);
}

.cs-facts__value a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-color: rgba(30,163,54,0.4);
}

.cs-facts__value a:hover { text-decoration-color: currentColor; }


/* ─────────────────────────────────────────────────────────
   Section-Kopf (Eyebrow + Headline + optionaler Subtext)
───────────────────────────────────────────────────────── */
.cs-section-head {
  max-width: 640px;
  margin-bottom: clamp(2rem, 3.5vw, 2.75rem);
}

.cs-section-head--wide { max-width: 760px; }

.cs-section-head .section-headline {
  margin-bottom: 0.7rem;
}

.cs-section-sub {
  font-size: clamp(0.9rem, 1vw, 1rem);
  line-height: 1.65;
  opacity: 0.68;
}


/* ─────────────────────────────────────────────────────────
   Über das Unternehmen / Ausgangslage / Herausforderung / Ziel
───────────────────────────────────────────────────────── */
.cs-story__intro {
  font-size: clamp(0.95rem, 1.1vw, 1.05rem);
  line-height: 1.75;
  max-width: 68ch;
  margin-bottom: clamp(2.25rem, 4vw, 3rem);
  opacity: 0.75;
}

.cs-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.cs-split__col {
  border-radius: var(--radius-md, 20px);
  padding: clamp(1.5rem, 2.5vw, 2rem);
}

.section--light .cs-split__col {
  background: var(--c-off-white, #f4f4f3);
  border: 1px solid var(--c-line-light, #e5e5e3);
}

.section--dark .cs-split__col {
  background: #141416;
  border: 1px solid rgba(255,255,255,0.07);
}

.cs-split__label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--avio-green);
  margin-bottom: 0.9rem;
}

.cs-split__text {
  font-size: 0.92rem;
  line-height: 1.68;
  opacity: 0.78;
}


/* ─────────────────────────────────────────────────────────
   Leistungen — aufklappbare Module (nummeriert, gestaffelt)
───────────────────────────────────────────────────────── */
.cs-lmod-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.cs-lmod {
  border: 1px solid var(--c-line-light, #e5e5e3);
  border-radius: var(--radius-sm, 12px);
  background: var(--c-white, #fff);
  transition: border-color 0.2s ease, margin-left 0.3s ease;
}

.section--dark .cs-lmod {
  background: #141416;
  border-color: rgba(255,255,255,0.08);
}

.cs-lmod:nth-child(2) { margin-left: clamp(0px, 2.5vw, 28px); }
.cs-lmod:nth-child(3) { margin-left: clamp(0px, 5vw, 56px); }
.cs-lmod:nth-child(4) { margin-left: clamp(0px, 7.5vw, 84px); }
.cs-lmod:nth-child(5) { margin-left: clamp(0px, 10vw, 112px); }
.cs-lmod:nth-child(6) { margin-left: clamp(0px, 12.5vw, 140px); }
.cs-lmod:nth-child(7) { margin-left: clamp(0px, 15vw, 168px); }
.cs-lmod:nth-child(8) { margin-left: clamp(0px, 17.5vw, 196px); }

.cs-lmod[open] { border-color: rgba(30,163,54,0.35); }

.cs-lmod__summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  cursor: pointer;
}

.cs-lmod__summary::-webkit-details-marker { display: none; }
.cs-lmod__summary::marker { content: ''; }

.cs-lmod__num {
  flex-shrink: 0;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--c-gray-500, #7a7a7a);
  min-width: 1.6rem;
}

.cs-lmod__icon {
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(30,163,54,0.1);
  color: var(--avio-green);
  display: flex;
  align-items: center;
  justify-content: center;
}

.cs-lmod__head {
  flex: 1;
  min-width: 0;
}

.cs-lmod__title {
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 0.15rem;
}

.cs-lmod__teaser {
  font-size: 0.8rem;
  opacity: 0.55;
  margin: 0;
}

.cs-lmod__toggle {
  flex-shrink: 0;
  position: relative;
  width: 20px;
  height: 20px;
}

.cs-lmod__toggle::before,
.cs-lmod__toggle::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: currentColor;
  opacity: 0.5;
  transform: translate(-50%, -50%);
  transition: transform 0.25s ease;
}

.cs-lmod__toggle::before { width: 12px; height: 1.5px; }
.cs-lmod__toggle::after { width: 1.5px; height: 12px; }

.cs-lmod[open] .cs-lmod__toggle::after { transform: translate(-50%, -50%) rotate(90deg) scale(0); }

.cs-lmod__body {
  padding: 0 1.25rem 1.15rem calc(1.25rem + 1.6rem + 1rem);
}

.cs-lmod__text {
  font-size: 0.86rem;
  line-height: 1.6;
  opacity: 0.68;
  margin: 0;
}


/* ─────────────────────────────────────────────────────────
   Modul-Betrachter — Tabs + großes Video (statische Panels)
───────────────────────────────────────────────────────── */
.cs-viewer-tabs {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  margin-bottom: clamp(1.5rem, 2.5vw, 2rem);
  padding-bottom: 2px;
}

.cs-viewer-tabs::-webkit-scrollbar { display: none; }

.cs-viewer-tab {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.6rem 1.1rem;
  font-family: inherit;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--c-gray-600, #4a4a4a);
  background: var(--c-white, #fff);
  border: 1.5px solid var(--c-line-light, #e5e5e3);
  border-radius: 100px;
  cursor: pointer;
  transition: color 0.18s ease, background 0.18s ease, border-color 0.18s ease;
  white-space: nowrap;
}

.section--dark .cs-viewer-tab {
  background: transparent;
  border-color: rgba(255,255,255,0.14);
  color: rgba(255,255,255,0.6);
}

.cs-viewer-tab:hover { border-color: rgba(30,163,54,0.4); }

.cs-viewer-tab[aria-selected="true"] {
  background: #080808;
  border-color: #080808;
  color: #fff;
}

.section--dark .cs-viewer-tab[aria-selected="true"] {
  background: var(--avio-green);
  border-color: var(--avio-green);
  color: #08130a;
}

.cs-viewer-tab[aria-selected="true"]::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--avio-green);
  flex-shrink: 0;
}

.section--dark .cs-viewer-tab[aria-selected="true"]::before { background: #08130a; }

.cs-viewer-layout {
  display: grid;
  grid-template-columns: 59fr 41fr;
  gap: clamp(1.75rem, 3vw, 2.75rem);
  align-items: start;
}

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

.cs-viewer-copy {
  align-self: center;
  padding: 0.5rem 0;
}

.cs-viewer-copy__title {
  font-size: clamp(1.15rem, 1.7vw, 1.45rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.22;
  margin-bottom: 0.85rem;
}

.cs-viewer-copy__desc {
  font-size: clamp(0.88rem, 1vw, 0.97rem);
  line-height: 1.62;
  opacity: 0.68;
  margin-bottom: 1.4rem;
}

.cs-viewer-copy__bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.cs-viewer-copy__bullets li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.86rem;
  font-weight: 500;
  line-height: 1.45;
}

.cs-viewer-check {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(30,163,54,0.1);
  color: var(--avio-green);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 0.05rem;
}


/* ─────────────────────────────────────────────────────────
   Ergebnisse & Wirkung
───────────────────────────────────────────────────────── */
.cs-results__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: clamp(1rem, 2vw, 1.5rem);
}

.cs-results__item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: clamp(1.1rem, 2vw, 1.4rem);
  border-radius: var(--radius-sm, 12px);
  border: 1px solid var(--c-line-light, #e5e5e3);
}

.section--dark .cs-results__item {
  border-color: rgba(255,255,255,0.08);
}

.cs-results__icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(30,163,54,0.1);
  color: var(--avio-green);
  display: flex;
  align-items: center;
  justify-content: center;
}

.cs-results__text {
  font-size: 0.88rem;
  line-height: 1.55;
  opacity: 0.78;
}

.cs-results__note {
  margin-top: clamp(1.5rem, 2.5vw, 2rem);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm, 12px);
  border: 1px dashed rgba(30,163,54,0.35);
  background: rgba(30,163,54,0.05);
  font-size: 0.82rem;
  line-height: 1.55;
  opacity: 0.85;
}


/* ─────────────────────────────────────────────────────────
   Projekt-Navigation (vorheriges / alle / nächstes)
───────────────────────────────────────────────────────── */
.cs-pagenav {
  display: flex;
  align-items: stretch;
  gap: 1px;
  background: var(--c-line-light, #e5e5e3);
  border: 1px solid var(--c-line-light, #e5e5e3);
  border-radius: var(--radius-md, 20px);
  overflow: hidden;
}

.section--dark .cs-pagenav {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.08);
}

.cs-pagenav__link {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: clamp(1.25rem, 2vw, 1.6rem);
  background: var(--c-white, #fff);
  text-decoration: none;
  color: inherit;
  transition: background 0.2s ease;
  min-width: 0;
}

.section--dark .cs-pagenav__link { background: #0a0a0b; }

.cs-pagenav__link:hover { background: rgba(30,163,54,0.06); }

.cs-pagenav__link--all {
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.cs-pagenav__dir {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-gray-500, #7a7a7a);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.cs-pagenav__link--next .cs-pagenav__dir { justify-content: flex-end; }

.cs-pagenav__name {
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cs-pagenav__link--next {
  text-align: right;
  align-items: flex-end;
}


/* ─────────────────────────────────────────────────────────
   Responsive
───────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .cs-viewer-layout {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

@media (max-width: 768px) {
  .cs-split {
    grid-template-columns: 1fr;
  }

  .cs-lmod:nth-child(n) {
    margin-left: 0;
  }

  .cs-pagenav {
    flex-direction: column;
  }

  .cs-pagenav__link--next {
    text-align: left;
    align-items: flex-start;
  }

  .cs-pagenav__link--next .cs-pagenav__dir { justify-content: flex-start; }
}

@media (max-width: 540px) {
  .cs-lmod__body {
    padding-left: 1.25rem;
  }
}


/* ─────────────────────────────────────────────────────────
   Die Aufgabe — Hairline-Raster-Tabelle im Swiss-Editorial-Stil
   (Mustervorlage, aktuell nur auf mein-zuhause-massivhaus.html)
───────────────────────────────────────────────────────── */
.cs-task__head {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: end;
  padding-bottom: clamp(2rem, 3.5vw, 2.75rem);
  border-bottom: 1px solid var(--c-line-light, #e5e5e3);
}

.cs-task__head .section-headline {
  margin: 0.6rem 0 0;
}

.cs-task__head-aside {
  padding-left: clamp(1.25rem, 2.5vw, 1.75rem);
  border-left: 1px solid var(--c-line-light, #e5e5e3);
}

.cs-task__head-aside p {
  font-size: 0.88rem;
  line-height: 1.68;
  color: var(--c-gray-600, #4a4a4a);
  margin: 0;
}

.cs-task-grid {
  list-style: none;
  margin: clamp(2.5rem, 4vw, 3.5rem) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--c-line-light, #e5e5e3);
}

.cs-task-col {
  position: relative;
  padding: clamp(1.5rem, 2.5vw, 2rem);
  border-left: 1px solid var(--c-line-light, #e5e5e3);
}

.cs-task-col:first-child { border-left: none; }

.cs-task-col--accent { background: var(--c-off-white, #f8f8f7); }

.cs-task-col__mark {
  position: absolute;
  top: 0;
  right: 0;
  width: 8px;
  height: 8px;
  background: var(--avio-green);
}

.cs-task-col__head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding-bottom: 1rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--c-line-light, #e5e5e3);
}

.cs-task-col__num {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--c-black);
}

.cs-task-col__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--avio-green);
}

.cs-task-col__title {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--c-black);
  margin: 0 0 0.6rem;
}

.cs-task-col__text {
  font-size: 0.86rem;
  line-height: 1.65;
  color: var(--c-gray-600, #4a4a4a);
  margin: 0;
}

@media (max-width: 900px) {
  .cs-task__head {
    grid-template-columns: 1fr;
  }
  .cs-task__head-aside {
    padding-left: 0;
    border-left: none;
    padding-top: 1.5rem;
    border-top: 1px solid var(--c-line-light, #e5e5e3);
  }
  .cs-task-grid {
    grid-template-columns: 1fr;
  }
  .cs-task-col {
    border-left: none;
    border-top: 1px solid var(--c-line-light, #e5e5e3);
  }
  .cs-task-col:first-child { border-top: none; }
}


/* ─────────────────────────────────────────────────────────
   Das Projekt im Überblick — großer Video-Showcase
───────────────────────────────────────────────────────── */
.cs-overview__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  padding-bottom: clamp(1.5rem, 2.5vw, 2rem);
  margin-bottom: clamp(2rem, 3.5vw, 2.75rem);
  border-bottom: 1px solid var(--c-line-light, #e5e5e3);
}

.cs-overview__head .ref-eyebrow { margin-bottom: 0.6rem; }
.cs-overview__head .section-headline { margin: 0; max-width: 34ch; }

.cs-overview__lead {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--c-gray-500, #7a7a7a);
  max-width: 36ch;
  margin: 0;
}

.cs-overview__frame {
  border: 1px solid var(--c-line-light, #e5e5e3);
  background: var(--c-white, #fff);
  padding: 0.5rem;
  box-shadow: 0 18px 48px -20px rgba(10,10,11,0.14);
}

.section--dark .cs-overview__head { border-bottom-color: rgba(255,255,255,0.14); }
.section--dark .cs-overview__lead { color: rgba(255,255,255,0.5); }
.section--dark .cs-overview__frame {
  background: #111113;
  border-color: rgba(255,255,255,0.08);
  box-shadow: none;
}

.cs-overview__video {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16/9;
  object-fit: cover;
  background: #0a0a0b;
}

@media (max-width: 640px) {
  .cs-overview__video { aspect-ratio: 4/3; }
}


/* ─────────────────────────────────────────────────────────
   Wirkung — echte Kennzahlen der ersten 6 Wochen (Vercel Analytics)
───────────────────────────────────────────────────────── */
.cs-impact__panel {
  border: 1px solid var(--c-line-light, #e5e5e3);
  padding: clamp(1.5rem, 3vw, 2.5rem);
}

.cs-impact__stats-note {
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--c-gray-500, #7a7a7a);
  text-align: center;
  margin: 0 0 clamp(1.5rem, 3vw, 2rem);
}

.cs-impact__stats-note--with-status { margin-bottom: 0.35rem; }

.cs-impact__stats-status {
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-gray-400, #9a9a9a);
  text-align: center;
  margin: 0 0 clamp(1.5rem, 3vw, 2rem);
}

.cs-impact__col-value--pending {
  color: var(--c-gray-400, #9a9a9a) !important;
}

.cs-impact__cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.cs-impact__col {
  padding-left: clamp(1.25rem, 2.5vw, 2rem);
  border-left: 1px solid var(--c-line-light, #e5e5e3);
}

.cs-impact__col:first-child {
  padding-left: 0;
  border-left: none;
}

.cs-impact__col-head { margin-bottom: 0.6rem; }

.cs-impact__col-num {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--c-gray-500, #7a7a7a);
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--c-line-light, #e5e5e3);
  max-width: 8.5rem;
}

.cs-impact__col-value {
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--c-black);
  white-space: nowrap;
}

.cs-impact__col--accent .cs-impact__col-value { color: var(--avio-green); }

.cs-impact__col-label {
  margin: 0.6rem 0 1.5rem;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--c-gray-600, #4a4a4a);
}

.cs-impact__spark {
  display: block;
  width: 100%;
  max-width: 9rem;
  height: auto;
}

.cs-impact__spark path {
  stroke-dasharray: 100;
  stroke-dashoffset: 100;
  transition: stroke-dashoffset 1.3s var(--ease) 0.15s;
}

.cs-impact__panel.is-visible .cs-impact__spark path { stroke-dashoffset: 0; }

.cs-impact__spark-dot {
  opacity: 0;
  transition: opacity 0.4s ease 1.3s;
}

.cs-impact__panel.is-visible .cs-impact__spark-dot { opacity: 1; }

@media (max-width: 768px) {
  .cs-impact__cols {
    grid-template-columns: repeat(2, 1fr);
    row-gap: clamp(1.75rem, 5vw, 2.5rem);
  }
  .cs-impact__col:nth-child(2) {
    padding-left: clamp(1.25rem, 2.5vw, 2rem);
    border-left: 1px solid var(--c-line-light, #e5e5e3);
  }
  .cs-impact__col:nth-child(3) {
    padding-left: 0;
    border-left: none;
  }
  .cs-impact__col-value { font-size: clamp(1.75rem, 8vw, 2.4rem); }
}

.cs-impact__stations {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.5rem, 3vw, 2rem);
  margin-top: clamp(2rem, 3.5vw, 2.75rem);
  padding-top: clamp(1.5rem, 2.5vw, 2rem);
  border-top: 1px solid var(--c-line-light, #e5e5e3);
}

.cs-impact__station {
  padding-left: clamp(1.25rem, 2.5vw, 1.5rem);
  border-left: 1px solid var(--c-line-light, #e5e5e3);
}

.cs-impact__station:first-child {
  padding-left: 0;
  border-left: none;
}

.cs-impact__station-num {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--c-gray-500, #7a7a7a);
  margin-bottom: 0.6rem;
}

.cs-impact__station--accent .cs-impact__station-num { color: var(--avio-green); }

.cs-impact__station-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--avio-green);
}

.cs-impact__station-title {
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--c-black);
  margin: 0 0 0.5rem;
}

.cs-impact__station-text {
  font-size: 0.84rem;
  line-height: 1.6;
  color: var(--c-gray-600, #4a4a4a);
  margin: 0;
}

@media (max-width: 768px) {
  .cs-impact__stations {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .cs-impact__station {
    padding-left: 0;
    border-left: none;
    padding-top: 1.25rem;
    border-top: 1px solid var(--c-line-light, #e5e5e3);
  }
  .cs-impact__station:first-child {
    padding-top: 0;
    border-top: none;
  }
}

/* ─── Dark-Variante (Wirkung + Modul-Betrachter laufen schwarz durch) ─── */
.section--dark .cs-impact__panel,
.section--dark .cs-viewer-panel { border-color: rgba(255,255,255,0.14); }

.section--dark .cs-impact__stats-note { color: rgba(255,255,255,0.4); }

.section--dark .cs-impact__col { border-left-color: rgba(255,255,255,0.14); }

.section--dark .cs-impact__col-num {
  color: rgba(255,255,255,0.4);
  border-bottom-color: rgba(255,255,255,0.14);
}

.section--dark .cs-impact__col-value { color: var(--c-white); }
.section--dark .cs-impact__col--accent .cs-impact__col-value { color: var(--avio-green); }

.section--dark .cs-impact__col-label { color: rgba(255,255,255,0.55); }

.section--dark .cs-impact__spark path { stroke: rgba(255,255,255,0.3); }
.section--dark .cs-impact__col--accent .cs-impact__spark path { stroke: var(--avio-green); }

.section--dark .cs-impact__stations { border-top-color: rgba(255,255,255,0.14); }
.section--dark .cs-impact__station { border-left-color: rgba(255,255,255,0.14); }
.section--dark .cs-impact__station-num { color: rgba(255,255,255,0.4); }
.section--dark .cs-impact__station--accent .cs-impact__station-num { color: var(--avio-green); }
.section--dark .cs-impact__station-title { color: var(--c-white); }
.section--dark .cs-impact__station-text { color: rgba(255,255,255,0.6); }

@media (max-width: 768px) {
  .section--dark .cs-impact__station { border-top-color: rgba(255,255,255,0.14); }
}


/* ─────────────────────────────────────────────────────────
   Kundenstimme — Hairline-Blockzitat (heller Bereich)
───────────────────────────────────────────────────────── */
.cs-testimonial {
  display: grid;
  grid-template-columns: 38fr 62fr;
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: start;
}

.cs-testimonial__intro .section-headline {
  margin: 0.6rem 0 0.75rem;
}

.cs-testimonial__lead {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--c-gray-500, #7a7a7a);
  margin: 0;
  max-width: 30ch;
}

.cs-testimonial__body {
  border-left: 2px solid var(--c-black);
  padding-left: clamp(1.5rem, 3vw, 2rem);
}

.cs-testimonial__quote {
  margin: 0;
}

.cs-testimonial__text {
  font-size: clamp(1.05rem, 1.5vw, 1.3rem);
  font-weight: 500;
  line-height: 1.55;
  letter-spacing: -0.01em;
  color: var(--c-black);
  margin: 0;
  max-width: 56ch;
}

.cs-testimonial__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: clamp(1.5rem, 3vw, 2rem);
  padding-top: clamp(1.25rem, 2.5vw, 1.5rem);
  border-top: 1px solid var(--c-line-light, #e5e5e3);
}

.cs-testimonial__name {
  font-style: normal;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--c-black);
  display: block;
}

.cs-testimonial__role {
  font-size: 0.78rem;
  color: var(--c-gray-500, #7a7a7a);
}

.cs-testimonial__stars-icons {
  color: var(--avio-green);
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  line-height: 1;
}

@media (max-width: 900px) {
  .cs-testimonial {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }
  .cs-testimonial__lead {
    max-width: none;
  }
}


/* ─────────────────────────────────────────────────────────
   Nächstes Projekt — Vorschau (Wiederverwendung von .ref-project)
───────────────────────────────────────────────────────── */
.cs-next-project .ref-project__name {
  font-size: clamp(1.75rem, 2.8vw, 2.5rem);
}

.cs-next-project .ref-project__meta-line {
  max-width: 42ch;
  line-height: 1.6;
  margin-bottom: 2rem;
}