.file-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 24px 20px;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  flex: 1 1 220px;
  max-width: 300px;
  min-height: 180px;
  text-align: center;
  gap: 12px;
  position: relative;
}

.file-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
  border-color: var(--primary-color);
}

.file-card:active {
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.06);
}

.file-card__icon {
  width: 52px;
  height: 52px;
  background: var(--primary-color);
  color: white;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.file-card:hover .file-card__icon {
  transform: scale(1.05);
}

.file-card__name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.4;
  word-break: keep-all;
}

.file-card__viewers {
  position: absolute;
  top: 10px;
  right: 10px;
  display: flex;
  align-items: center;
  gap: 5px;
  background: rgba(239, 68, 68, 0.08);
  padding: 4px 10px;
  border-radius: 20px;
}

.file-card__viewers-dot {
  width: 6px;
  height: 6px;
  background: #ef4444;
  border-radius: 50%;
  animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.file-card__viewers-count {
  font-size: 0.7rem;
  font-weight: 600;
  color: #ef4444;
}