/* =========================================================
   MFD Projekte / Galerie Page
   ========================================================= */

/* --- Filter Tabs --- */
.filter-bar {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  flex-wrap: wrap;
  margin-bottom: var(--sp-xl);
}

.filter-btn {
  padding: 0.45rem 1.1rem;
  border-radius: var(--radius-full);
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-text-second);
  background: var(--c-bg-surface);
  border: 1px solid var(--c-border);
  cursor: pointer;
  transition: all var(--dur-base) var(--ease-out);
}
.filter-btn:hover { color: var(--c-text-primary); border-color: var(--c-green-dim); }
.filter-btn.active {
  background: var(--c-green);
  color: var(--c-bg-deep);
  border-color: var(--c-green);
  box-shadow: 0 4px 16px rgba(76,175,130,0.3);
}

/* --- Project Grid --- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-xl);
}
@media (max-width: 900px)  { .projects-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px)  { .projects-grid { grid-template-columns: 1fr; } }

/* --- Project Card --- */
.project-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--c-bg-card);
  border: 1px solid var(--c-border);
  cursor: pointer;
  display: block;
  text-decoration: none;
  transition: transform var(--dur-base) var(--ease-out),
              box-shadow var(--dur-base) var(--ease-out),
              border-color var(--dur-base) ease;
}
.project-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(76,175,130,0.2);
  border-color: var(--c-green-dim);
}

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

.project-card__thumb {
  aspect-ratio: 4/3;
  overflow: hidden;
  position: relative;
}
.project-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 500ms var(--ease-out);
}
.project-card:hover .project-card__thumb img { transform: scale(1.08); }

/* Placeholder thumb */
.project-card__placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--sp-sm);
  background: var(--c-bg-surface);
  color: var(--c-text-muted);
  aspect-ratio: 4/3;
}
.project-card__placeholder svg { opacity: 0.4; }

.project-card__body {
  padding: var(--sp-lg);
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
}

.project-card__cat {
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-green);
}

.project-card__title {
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--c-text-primary);
  line-height: 1.3;
}

.project-card__meta {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
  font-size: var(--fs-xs);
  color: var(--c-text-muted);
  margin-top: var(--sp-sm);
}

.project-card__open {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-green);
  margin-top: var(--sp-sm);
  transition: gap var(--dur-fast) ease;
}
.project-card:hover .project-card__open { gap: 8px; }

/* =========================================================
   Project Modal
   ========================================================= */
.project-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 5000;
  background: rgba(10,13,11,0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-xl);
  opacity: 0;
  pointer-events: none;
  transition: opacity 300ms ease;
  backdrop-filter: blur(8px);
  overflow-y: auto;
}
.project-modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.project-modal {
  background: var(--c-bg-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-xl);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  transform: scale(0.95) translateY(20px);
  transition: transform 350ms var(--ease-out), opacity 350ms ease;
  opacity: 0;
}
.project-modal-overlay.open .project-modal {
  transform: scale(1) translateY(0);
  opacity: 1;
}

.project-modal__close {
  position: absolute;
  top: var(--sp-lg);
  right: var(--sp-lg);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--c-bg-surface);
  border: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-text-second);
  cursor: pointer;
  z-index: 1;
  transition: all var(--dur-base) ease;
}
.project-modal__close:hover {
  background: var(--c-bg-deep);
  color: var(--c-text-primary);
  border-color: var(--c-green);
}

.project-modal__hero {
  aspect-ratio: 16/7;
  overflow: hidden;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}
.project-modal__hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.project-modal__hero-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--c-bg-surface);
  color: var(--c-text-muted);
  aspect-ratio: 16/7;
}

.project-modal__body {
  padding: var(--sp-xl);
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--sp-xl);
}
@media (max-width: 700px) {
  .project-modal__body { grid-template-columns: 1fr; }
}

.project-modal__main h2 {
  font-size: var(--fs-h2);
  margin-bottom: var(--sp-md);
}

.project-modal__desc {
  font-size: var(--fs-body);
  line-height: 1.75;
  margin-bottom: var(--sp-lg);
}

.project-modal__work-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
  margin-top: var(--sp-md);
}
.project-modal__work-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-sm);
  font-size: var(--fs-small);
  color: var(--c-text-second);
}
.project-modal__work-list li::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-green);
  margin-top: 6px;
  flex-shrink: 0;
}

/* Sidebar */
.project-modal__sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--sp-lg);
}

.project-info-box {
  background: var(--c-bg-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: var(--sp-lg);
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
}

.project-info-row {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.project-info-label {
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: var(--fs-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-text-muted);
}
.project-info-value {
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--c-text-primary);
}

/* Photo gallery strip */
.project-modal__photos {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-sm);
  margin-top: var(--sp-md);
}
.project-modal__photo {
  aspect-ratio: 1;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--c-bg-surface);
  cursor: pointer;
}
.project-modal__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 300ms ease;
}
.project-modal__photo:hover img { transform: scale(1.1); }