/* ── Test group card ── */
.test-group {
  background: #fff;
  border: 1px solid #e9ecef;
  border-radius: 0.625rem;
  margin-bottom: 0.875rem;
  overflow: hidden;
  transition: border-color 0.15s;
}

.test-group.is-open {
  border-color: #c8d8fd;
  box-shadow: 0 2px 12px rgba(13, 110, 253, 0.07);
}

.test-group-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.875rem 1rem;
  cursor: pointer;
  user-select: none;
  gap: 0.75rem;
}

.test-group-header:hover { background: #f8f9ff; }

.test-group-title {
  font-size: 1.0rem;
  font-weight: 600;
  color: #212529;
  margin: 0;
  flex: 1;
}

.test-group-meta {
  font-size: 1.0rem;
  color: #6c757d;
  white-space: nowrap;
}

.test-group-chevron {
  color: #adb5bd;
  font-size: 1.0rem;
  transition: transform 0.18s ease;
  flex-shrink: 0;
}

.test-group.is-open .test-group-chevron {
  transform: rotate(90deg);
}

/* ── Screenshots grid (hidden by default) ── */
.test-group-body {
  display: none;
  border-top: 1px solid #e9ecef;
  padding: 1rem;
  background: #fafbff;
}

.test-group.is-open .test-group-body {
  display: block;
}

.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.875rem;
}

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

.screenshot-card-wrap[data-tooltip]:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.78);
  color: #fff;
  font-size: 0.72rem;
  padding: 0.3rem 0.65rem;
  border-radius: 6px;
  white-space: normal;
  max-width: 320px;
  pointer-events: none;
  z-index: 10;
}

.screenshot-card {
  background: #fff;
  border: 1px solid #e9ecef;
  border-radius: 0.5rem;
  overflow: hidden;
  cursor: zoom-in;
  transition: box-shadow 0.15s, border-color 0.15s;
}

.screenshot-card:hover {
  box-shadow: 0 3px 12px rgba(13, 110, 253, 0.1);
  border-color: #c8d8fd;
}

.screenshot-thumb {
  width: 100%;
  height: 250px;
  object-fit: cover;
  object-position: top;
  display: block;
  background: #f4f6fb;
}

.screenshot-label {
  font-size: 1.0rem;
  color: #495057;
  padding: 0.4rem 0.6rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ── Search ── */
.search-wrap {
  position: relative;
  flex: 1;
  max-width: 320px;
}

.search-wrap svg {
  position: absolute;
  left: 0.6rem;
  top: 50%;
  transform: translateY(-50%);
  color: #adb5bd;
  pointer-events: none;
}

.search-input {
  width: 100%;
  padding: 0.3rem 0.75rem 0.3rem 2rem;
  font-size: 1.0rem;
  font-family: "Poppins", sans-serif;
  border: 1px solid #dee2e6;
  border-radius: 6px;
  outline: none;
  transition: border-color 0.15s;
}

.search-input:focus { border-color: #0d6efd; }

/* ── Lightbox ── */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.88);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  backdrop-filter: blur(3px);
  cursor: zoom-out;
}

.lightbox-img {
  max-width: 100%;
  max-height: 90vh;
  border-radius: 0.5rem;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5);
  cursor: default;
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1.25rem;
  background: rgba(255,255,255,0.1);
  border: none;
  color: #fff;
  font-size: 1.5rem;
  line-height: 1;
  padding: 0.25rem 0.6rem;
  border-radius: 6px;
  cursor: pointer;
}
.lightbox-close:hover { background: rgba(255,255,255,0.2); }

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,0.12);
  border: none;
  color: #fff;
  font-size: 1.5rem;
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
  cursor: pointer;
  line-height: 1;
}
.lightbox-nav:hover { background: rgba(255,255,255,0.22); }
.lightbox-nav.prev { left: 1rem; }
.lightbox-nav.next { right: 1rem; }

.lightbox-counter {
  position: absolute;
  top: 1rem;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0,0,0,0.5);
  color: rgba(255,255,255,0.7);
  font-size: 0.72rem;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
}

.lightbox-caption {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0,0,0,0.6);
  color: #fff;
  font-size: 0.78rem;
  padding: 0.4rem 1rem;
  border-radius: 20px;
  white-space: nowrap;
  max-width: 80vw;
  overflow: hidden;
  text-overflow: ellipsis;
}

.app-content {
  overflow-y: auto;
}

.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: #6c757d;
}

.no-results {
  padding: 2rem;
  color: #6c757d;
  font-size: 0.85rem;
}