/* Projekte — Accordion (Webseiten · Leadformulare · Visitenkarten) */
.projects-intro {
  max-width: 52rem;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.projects-accordion {
  display: flex;
  flex-direction: column;
  gap: clamp(10px, 1.8vw, 14px);
  margin-top: 8px;
}

.projects-accordion__item {
  border-radius: var(--radius-lg, 16px);
  overflow: hidden;
}

.projects-accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: clamp(16px, 2.8vw, 22px) clamp(18px, 3vw, 26px);
  border: none;
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background 0.28s ease, color 0.28s ease, box-shadow 0.28s ease;
}

.projects-accordion__label {
  font-size: clamp(1.05rem, 2.2vw, 1.28rem);
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.projects-accordion__meta {
  display: block;
  font-size: clamp(0.72rem, 1.6vw, 0.82rem);
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: none;
  opacity: 0.72;
  margin-top: 4px;
}

.projects-accordion__chevron {
  flex-shrink: 0;
  width: 12px;
  height: 12px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.32s cubic-bezier(0.22, 1, 0.36, 1);
  margin-right: 4px;
}

.projects-accordion__item.is-open .projects-accordion__chevron {
  transform: rotate(-135deg);
  margin-top: 6px;
}

.projects-accordion__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.38s cubic-bezier(0.22, 1, 0.36, 1);
}

.projects-accordion__item.is-open .projects-accordion__panel {
  grid-template-rows: 1fr;
}

.projects-accordion__panel-inner {
  overflow: hidden;
  min-height: 0;
}

.projects-accordion__panel-content {
  padding: 0 clamp(12px, 2vw, 18px) clamp(18px, 3vw, 28px);
}

.projects-accordion__item.is-open .projects-accordion__panel {
  grid-template-rows: 1fr;
  display: grid !important;
}

.projects-accordion__item.is-open .projects-accordion__panel-inner {
  overflow: visible;
}

#slide-projects.active .projects-accordion,
#slide-projects.active .projects-accordion__item,
#slide-projects.active .projects-accordion__trigger,
#slide-projects.active .projects-accordion__label,
#slide-projects.active .projects-accordion__meta,
#slide-projects.active .projects-accordion__chevron {
  opacity: 1 !important;
  visibility: visible !important;
  transform: none !important;
  pointer-events: auto !important;
}

#slide-projects.active .projects-accordion__item.is-open .projects-accordion__panel-content,
#slide-projects.active .projects-accordion__item.is-open .project-card,
#slide-projects.active .projects-accordion__item.is-open .project-card__preview {
  opacity: 1 !important;
  visibility: visible !important;
}

.projects-accordion .card-grid {
  margin-top: 4px;
}

.project-card--preview .project-card__preview {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: calc(var(--radius-lg, 16px) - 4px);
  overflow: hidden;
  margin-bottom: 14px;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.project-card--preview .project-card__preview iframe {
  width: 100%;
  height: 100%;
  border: 0;
  pointer-events: none;
  transform: scale(0.5);
  transform-origin: 0 0;
  width: 200%;
  height: 200%;
}

.project-card__preview--live {
  position: relative;
  background: linear-gradient(145deg, rgba(12, 18, 32, 0.5), rgba(4, 8, 16, 0.75));
}

.project-card__preview--live .project-card__preview-shot {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
}

.project-card__preview--live.is-fallback .project-card__preview-shot {
  opacity: 1;
}

.project-card__preview--live.is-fallback iframe {
  opacity: 0;
  visibility: hidden;
}

.project-card__preview--live::after {
  content: "Live-Vorschau";
  position: absolute;
  right: 8px;
  bottom: 6px;
  z-index: 2;
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.55;
  pointer-events: none;
}

body[data-world="vertex"] .project-card__preview--live,
body[data-world="professional"] .project-card__preview--live {
  background: linear-gradient(145deg, #f0f0f0, #e4e4e4);
}

body[data-world="freiraum"] .project-card__preview--live {
  background: linear-gradient(145deg, rgba(55, 24, 62, 0.35), rgba(28, 16, 38, 0.55));
}

.project-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  margin-top: 4px;
}

.project-card__actions .btn-open--secondary {
  opacity: 0.85;
  font-size: 0.92em;
}

/* NEXORA */
body[data-world="nexora"] .projects-accordion__item {
  border: 1px solid rgba(101, 217, 255, 0.22);
  background: rgba(8, 18, 36, 0.55);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.28);
}

body[data-world="nexora"] .projects-accordion__trigger {
  color: #e8f4ff;
  background: linear-gradient(135deg, rgba(12, 35, 70, 0.65), rgba(4, 12, 28, 0.85));
}

body[data-world="nexora"] .projects-accordion__item.is-open .projects-accordion__trigger {
  box-shadow: inset 0 -1px 0 rgba(101, 217, 255, 0.2);
}

body[data-world="nexora"] .project-card--preview .project-card__preview {
  border-color: rgba(101, 217, 255, 0.25);
  box-shadow: inset 0 0 24px rgba(0, 194, 255, 0.08);
}

/* PROFESSIONAL / vertex */
body[data-world="vertex"] .projects-accordion__item,
body[data-world="professional"] .projects-accordion__item {
  border: 1px solid rgba(0, 0, 0, 0.12);
  background: #fff;
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.06);
}

body[data-world="vertex"] .projects-accordion__trigger,
body[data-world="professional"] .projects-accordion__trigger {
  color: #111;
  background: #fafafa;
}

body[data-world="vertex"] .projects-accordion__item.is-open .projects-accordion__trigger,
body[data-world="professional"] .projects-accordion__item.is-open .projects-accordion__trigger {
  background: #fff;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

body[data-world="vertex"] .project-card--preview .project-card__preview,
body[data-world="professional"] .project-card--preview .project-card__preview {
  border-color: rgba(0, 0, 0, 0.1);
  background: #f4f4f4;
}

/* FREIRAUM */
body[data-world="freiraum"] .projects-accordion__item {
  border: 1px solid rgba(255, 209, 102, 0.28);
  background: rgba(36, 18, 48, 0.5);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.32);
}

body[data-world="freiraum"] .projects-accordion__trigger {
  color: #fff8ef;
  background: linear-gradient(135deg, rgba(55, 24, 62, 0.55), rgba(28, 16, 38, 0.75));
}

body[data-world="freiraum"] .projects-accordion__item.is-open .projects-accordion__trigger {
  box-shadow: inset 0 -1px 0 rgba(255, 209, 102, 0.22);
}

body[data-world="freiraum"] .project-card--preview .project-card__preview {
  border-color: rgba(255, 209, 102, 0.3);
}

@media (max-width: 1024px) {
  .projects-accordion .card-grid--three {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .projects-accordion .card-grid--three {
    grid-template-columns: 1fr;
  }

  .projects-accordion__trigger {
    padding: 14px 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .projects-accordion__panel,
  .projects-accordion__chevron,
  .projects-accordion__trigger {
    transition-duration: 0.01ms !important;
  }
}